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CN107004502B - Grasping device and holding method - Google Patents

Grasping device and holding method Download PDF

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Publication number
CN107004502B
CN107004502B CN201680003438.2A CN201680003438A CN107004502B CN 107004502 B CN107004502 B CN 107004502B CN 201680003438 A CN201680003438 A CN 201680003438A CN 107004502 B CN107004502 B CN 107004502B
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China
Prior art keywords
movable plate
plate
cam
spring
grips
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Active
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CN201680003438.2A
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Chinese (zh)
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CN107004502A (en
Inventor
杉本进司
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Nittoku Engineering Co Ltd
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Nittoku Engineering Co Ltd
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Publication of CN107004502A publication Critical patent/CN107004502A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25JMANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J15/00Gripping heads and other end effectors
    • B25J15/08Gripping heads and other end effectors having finger members
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/0003Apparatus or processes specially adapted for manufacturing conductors or cables for feeding conductors or cables
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/0026Apparatus for manufacturing conducting or semi-conducting layers, e.g. deposition of metal
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Robotics (AREA)
  • Mechanical Engineering (AREA)
  • Manipulator (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Tension Adjustment In Filamentary Materials (AREA)
  • Coil Winding Methods And Apparatuses (AREA)

Abstract

Grasping device (10) has: grips (7), with fixinig plate (12b) and is configured to relative to the first movable plate (13) that fixinig plate is close or separates;Second movable plate (18), is set to the another side of the first movable plate;First spring (19), is installed between the first movable plate and the second movable plate, and is exerted a force in a manner of keeping the interval between the first movable plate and the second movable plate widened;And driving device (26), so that the second movable plate is moved to arbitrary position.

Description

Grasping device and holding method
Technical field
The present invention relates to the grasping devices and holding method that are held to wire rod etc. by grips.
Background technique
In JP2000-331860A, as the wire rod grasping device of coiling apparatus for wound skein product etc., disclose Following wire rod grasping device, it may be assumed that it has: a pair holds piece, close to each other and hold to the wire rod existed therebetween; A pair is held piece court and exerted a force in a direction close to each other by spring;And hydraulic cylinder, so that a pair of piece that holds is overcome spring Active force and separated.
In recent years, in coiling apparatus, the end portion treatment for playing from the detour of wire rod and executing wound wire rod is developed Until coiling apparatus.Therefore, in the grasping device of the wire rod used in such coiling apparatus, it is desirable that forbid wire rod opposite In the movement of a pair of of holding piece, a pair of piece that holds is made to move together with by a pair of wire rod for holding piece clamping and wire rod can be made circuitous It returns, and by holding piece using a pair of and holding wire rod with weaker power to allow wire rod relative to a pair of piece that holds Mobile, thus, it is possible to hold to stretch wire rod while sliding wire rod between piece in a pair.
However, in making a pair of of holding piece existing grasping device close to each other to hold wire rod using spring, in order to Change the holding power held to wire rod, it is necessary to will replace towards the spring in a direction close to each other to a pair of of holding piece force For the different spring of spring constant.Wire rod is held thus, for example being difficult to arbitrarily change in the state that device is run Holding power.
Summary of the invention
The purpose of the present invention is to provide one kind can be easily adjusted the holding held to wire rod etc. by grips The grasping device and holding method of power.
According to one method of the present invention, provide a kind of grasping device, which has: grips has solid Stator and the first movable plate, it is opposed with above-mentioned fixinig plate which is configured to one end, and can be relative to above-mentioned fixation Piece contact or separation;Second movable plate is set to the another side of above-mentioned first movable plate;First spring, is installed in It states between the first movable plate and above-mentioned second movable plate, and so that between above-mentioned first movable plate and above-mentioned second movable plate It exerts a force every widened mode;And driving device, so that above-mentioned second movable plate is overcome the active force of above-mentioned first spring And it is moved to arbitrary position.
Another mode according to the present invention, provides a kind of holding method, is carried out using grasping device to by grips It holds, which has: fixinig plate;First movable plate, it is opposed with above-mentioned fixinig plate to consist of one end, and can be opposite It is close in above-mentioned fixinig plate or separate, above-mentioned first movable plate by close to above-mentioned fixinig plate, so as to be present in this Being held by grips between one movable plate and above-mentioned fixinig plate;Second movable plate is set to above-mentioned first movable plate Another side;And first spring, it is installed between above-mentioned first movable plate and above-mentioned second movable plate, and so that above-mentioned The widened mode in interval between first movable plate and above-mentioned second movable plate exerts a force, and in above-mentioned holding method, passes through Keep above-mentioned second movable plate close relative to above-mentioned first movable plate or separate, to make above-mentioned first movable plate and above-mentioned second Interval variation between movable plate, thus changes above-mentioned fixinig plate and above-mentioned first movable plate is held by the holding power of grips.
Detailed description of the invention
Fig. 1 is the main view for indicating grasping device involved in embodiments of the present invention.
Fig. 2 is to indicate that grasping device involved in embodiments of the present invention holds the corresponding with Fig. 1 of the state of wire rod Main view.
Fig. 3 is the main view corresponding with Fig. 2 for the state for indicating that the grips for holding wire rod is mobile.
Fig. 4 is to indicate grasping device involved in embodiments of the present invention weaker holds the state of wire rod and Fig. 2 Corresponding main view.
Fig. 5 is the top view of grasping device involved in embodiments of the present invention.
Fig. 6 is the bottom view of grasping device involved in embodiments of the present invention.
Fig. 7 is the side view of the motor of grasping device involved in embodiments of the present invention.
Fig. 8 is cross-sectional view made of cutting off along the line A-A of Fig. 1.
Fig. 9 A is that the detour of the wire rod for executing to the grasping device as involved in embodiments of the present invention is said Bright figure.
Fig. 9 B is that the detour of the wire rod for executing to the grasping device as involved in embodiments of the present invention is said Bright figure.
Fig. 9 C is that the detour of the wire rod for executing to the grasping device as involved in embodiments of the present invention is said Bright figure.
Fig. 9 D is that the detour of the wire rod for executing to the grasping device as involved in embodiments of the present invention is said Bright figure.
Specific embodiment
Grasping device involved in embodiments of the present invention is illustrated referring to attached drawing.
Medium in the coiling apparatus of wound skein product 9 as shown in FIG. 1 to FIG. 7, grasping device 10 is used for as by grips Wire rod 9 carry out hold or for stretching wire rod 9.Grasping device 10 has the base station 11 for being installed on coiling apparatus etc..In base Platform 11 is formed with multiple mounting hole 11a for grasping device 10 to be installed on to coil winder (not shown) etc..
In the pedestal 8 of base station 11 being equipped on one side as long size element.In the front end side of pedestal 8 with one with base station 11 Orthogonal and orthogonal with the longitudinal direction of pedestal 8 mode in face is provided with the first guide rail 16.In first guide rail 16 can move Mode is provided with movable table 16a.The grips 7 held to wire rod 9 is installed in movable table 16a.In this way, being passed through in base station 11 Grips 7 is equipped with by pedestal 8.
Grips 7 has the main element 12 that movable table 16a is installed on by stove bolt 8a.In the formation of main element 12 Have: the slot 12a by the first movable plate 13 receiving for constituting grips 7 for that can move;And it is set to the end of slot 12a and incites somebody to action The closed fixinig plate 12b of slot 12a.First movable plate 13 is to be contained in slot 12a simultaneously in the mode for keeping one end opposed with fixinig plate 12b The plate for the long size that can be moved in the long side direction.In addition, as shown in figure 8, passing through stove bolt 15 in main element 12 Latch for printed circuit 14 is installed, which prevents the first movable plate 13 for being contained in slot 12a to be detached from from slot 12a.
In this way, the grips 7 for being set to base station 11 via pedestal 8 includes fixinig plate 12b;And one end and fixinig plate 12b is opposed and can be relative to the first movable plate 13 that fixinig plate 12b is close or separates.Therefore, if in fixinig plate 12b and first Exist between movable plate 13 as by the wire rod 9 of grips, then by making the first movable plate 13 close to fixinig plate 12b, thus sharp Wire rod 9 is held with fixinig plate 12b and the first movable plate 13.In addition, the first guide rail 16 for being set to pedestal 8 is formed as and is consolidated The extending direction for the wire rod 9 that stator 12b and the first movable plate 13 are held is parallel.Therefore, it can be moved along the first guide rail 16 Grips 7 is with there are the parallel mode in direction is mobile with the extension of wire rod 9.
In addition, the pedestal 8 of the another side in the first movable plate 13, is provided with the moving direction along the first movable plate 13 The second guide rail 17 extended.The second movable plate 18 of strip is provided in a manner of it can move in the second guide rail 17.That is, the Two movable plates 18 can move on the extended line of the first movable plate 13 along direction identical with the moving direction of the first movable plate 13 It is dynamic.
It is formed in another ora terminalis of the first movable plate 13 towards the first protrusion 13a outstanding of the second movable plate 18.It is another Aspect is formed with prominent towards the first protrusion 13a in one end of the second movable plate 18 opposed with the other end of the first movable plate 13 The second protrusion 18a out.Between above-mentioned first movable plate 13 and the second movable plate 18, it is clamped with using the state of compression as First helical spring 19 of one spring.One end of first helical spring 19 is embedded in the first protrusion 13a, the first helical spring 19 The other end is embedded in the second protrusion 18a.For the first helical spring 19, if the first movable plate 13 and the second movable plate 18 it Between narrower intervals and compressed, then exert a force by drawing force, so that the first movable plate 13 and the second movable plate 18 Between interval expand.
In addition, being formed with notch 13b in the lateral margin of the first movable plate 13.Front end is installed in the second movable plate 18 to be locked to The latch for printed circuit 21 of notch 13b.Latch for printed circuit 21 is the component of the L-shaped of front end bending, the hooking sheet 21a of the front end of bending The second movable plate 18 is installed in a manner of entering notch 13b.
If hooking sheet 21a is locked to the ora terminalis of 18 side of the second movable plate of notch 13b, prevent because of the first helical spring 19 Drawing force and separate the first movable plate 13 with the second movable plate 18.In addition, notch 13b is in the long side side of the first movable plate 13 Upwards have a degree of length, therefore even if the first movable plate 13 and the second movable plate 18 to compress the first helical spring 19 Mode it is close, hooking sheet 21a also can the longitudinal direction in notch 13b along the first movable plate 13 move.Therefore, with first The length of notch 13b in the longitudinal direction of movable plate 13 accordingly allows the first movable plate 13 and 18 phase mutual connection of the second movable plate Closely.
Between movable table 16a and base station 11, little spring 20 is clamped with the state of compression, little spring 20 is movable to first Piece 13 exerts a force towards the direction that the first movable plate 13 is pressed on latch for printed circuit 21.That is, grips 7 is by little spring 20 with separate The mode of base station 11 exerts a force, in addition, the amount of movement engaged part in the direction that the active force of grips 7 towards little spring 20 is acted on Part 21 is constrained to not to be more than specified amount.In this way, if the first movable plate 13 is pressed against latch for printed circuit 21, the second movable plate 18 Become the state of configuration point-blank side by side with the first movable plate 13.In addition, as shown in figure 3, if overcoming little spring 20 The power of active force acts on grips 7, then grips 7 together with movable table 16a along the first guide rail 16 direction, i.e. in handle It is moved on the extending direction for the wire rod 9 that gripping member 7 is held.At this point, being arranged between the first movable plate 13 and the second movable plate 18 The first helical spring 19 formed relative to the first movable plate 13 and the inclined state of the second movable plate 18.Therefore, grips 7 The first helical spring 19 can be set to along the distance that the extending direction of wire rod 9 moves can not from the first movable plate 13 and second The degree being detached between movable plate 18.
In addition, component shown in appended drawing reference 16b is detection sensor 16b, 16b pairs of the detection sensor in FIG. 1 to FIG. 4 Grips 7 is with whether overcoming the active force of little spring 20 mobile and is detected close to the case where base station 11.Detection sensor 16b Detection signal be input to control device (not shown).
In addition, being provided between pedestal 8 and the second movable plate 18 and exerting a force to the second movable plate 18 and make the second movable plate 18 the second helical springs 22 as second spring far from fixinig plate 12b.It is equipped in the second movable plate 18 for the second spiral First locking bolt 23 of one end locking of spring 22 is engaging in pedestal 8 and than first bolt 23 further from fixinig plate 12b's Position is equipped with the second locking bolt 24 of the other end locking for the second helical spring 22.Second helical spring 22 is being drawn In the state of stretching, it is locked to the first locking bolt 23 and the second locking bolt 24.Second helical spring 22 is movable relative to second Piece 18 is set up in parallel, and the first locking bolt 23 and the second movable plate 18 are engaged bolt towards second together by convergent force 24 drawings are leaned on, and the second movable plate 18 is exerted a force towards from the direction that fixinig plate 12b is separated.
In addition, grasping device 10 has driving device 26, which makes the second movable plate 18 overcome the second spiral The active force of spring 22 and be moved to arbitrary position towards fixinig plate 12b and the first movable plate 13.Driving device 26 includes Enable the cam 27 that the second movable plate 18 is mobile to fixinig plate 12b and 13 side of the first movable plate;And rotate cam 27 It is moved to the servo motor 28 of arbitrary position.
Cam 27 is disk-shaped plane cam 27, is equipped with servo motor 28 in the position of the center deviation from plane cam 27 Rotary shaft 28a.In the base station 11 for clipping 8 ground of the pedestal side opposite with grips 7, section is installed side by side with pedestal 8 In the mounting portion 29 of U-shaped.In mounting portion 29, pacified in a manner of making the rotary shaft 28a of servo motor 28 penetrate through the mounting portion 29 Equipped with servo motor 28.Specifically, servo motor 28 so that the axle center of rotary shaft 28a and the second movable plate 18 moving direction Orthogonal mode is installed on base station 11.In addition, servo motor 28 is configured that the plane cam 27 for being prejudicially set to rotary shaft 28a Periphery and the second movable plate 18 another end in contact.On the other hand, there is energy in the other end pivot suspension of the second movable plate 18 Enough roller 18b contacted with the periphery of cam 27.
Therefore, the second helical spring 22 is applied in a manner of contacting the second movable plate 18 with the periphery of plane cam 27 Power.That is, servo motor 28 make cam 27 overcome the second helical spring 22 active force be displaced, and make 18 direction of the second movable plate Fixinig plate 12b and 13 side of the first movable plate are mobile.
Next, being illustrated to the holding method of the grasping device of above structure.
It is have using the grasping device 10 of above structure come the necessary condition of the holding method carried out: fixinig plate 12b;First movable plate 13, one end is opposed with fixinig plate 12b, can approach or separate relative to fixinig plate 12b, and by connecing Nearly fixinig plate 12b and the wire rod 9 being present between first movable plate 13 and fixinig plate 12b can be held;Second movable plate 18, Its another side that the first movable plate 13 is separately disposed in the first movable plate 13;And first helical spring 19, it clamps Between the first movable plate 13 and the second movable plate 18, and can be so that between the first movable plate 13 and the second movable plate 18 It exerts a force every widened mode.
Moreover, by making the second movable plate 18 separate or approach relative to the first movable plate 13, so as to make first Interval variation between movable plate 13 and the second movable plate 18, thus changes fixinig plate 12b and the first movable plate 13 holds wire rod 9 Holding power.Hereinafter, carrying out detailed narration to holding method involved in present embodiment.
As described above, in grasping device 10, the second movable plate 18 is directed away from fixinig plate by the second helical spring 22 The direction of 12b, i.e. towards cam 27 exert a force.Therefore, though cam 27 whether by servo motor 28 swing offset, second can The other end of movable plate 18 is all contacted with the periphery of cam 27 always.
In addition, being clamped with the first helical spring between the first movable plate 13 and the second movable plate 18 with the state of compression 19, as long as but as shown in Figure 1, hooking sheet 21a is locked to the ora terminalis of 18 side of the second movable plate of notch 13b, prevent from first Movable plate 13 is further separated with the second movable plate 18.
Therefore, in grasping device 10, make 27 swing offset of cam using servo motor 28, as shown in Fig. 1 and Fig. 5, If making the second movable plate 18 far from fixinig plate 12b, the first movable plate 13 and the second movable plate 18 together far from fixinig plate 12b, To generate gap between one end and fixinig plate 12b of the first movable plate 13.
In this way, entering wire rod 9 in the state of generating gap between one end of the first movable plate 13 and fixinig plate 12b The gap.By making nozzle that the wire rod 9 for being set to coiling apparatus (not shown) etc. is extracted out is mobile or making grasping device 10 Body moves to enter wire rod 9.
After between the one end and fixinig plate 12b for so that wire rod 9 is entered the first movable plate 13, as shown in figure 4, utilizing servo horse Make the swing offset again of cam 27 up to 28, and make the second movable plate 18 overcome the second helical spring 22 active force to fixinig plate The side 12b is mobile.
At this point, since hooking sheet 21a is still the state for being locked to the ora terminalis of 18 side of the second movable plate of notch 13b, institute Mobile to the side fixinig plate 12b with the two of the first and second movable plate 13,18, one end of the first movable plate 13 edges down upon Fixinig plate 12b.Moreover, both fixinig plate 12b and the first movable plate 13 are with the one end for being inserted into the first movable plate 13 and admittedly Wire rod 9 between stator 12b abuts, and wire rod 9 becomes the state for being fixed piece 12b and the holding of the first movable plate 13.In the state Under, make the second movable plate 18 towards fixinig plate 12b mobile power and the first helical spring 19 first and second movable The isolated active force of piece 13,18 is almost the same.
In addition, in this state, due to being journey that both fixinig plate 12b and the first movable plate 13 are contacted with wire rod 9 Degree, so the holding power that fixinig plate 12b and the first movable plate 13 hold wire rod 9 is almost nil.By making the second movable plate 18 It is further moved from the stage towards fixinig plate 12b, to slowly improve holding power.
If cam 27 is made to further rotate displacement from above-mentioned state and keep the second movable plate 18 mobile towards fixinig plate 12b, Then the second movable plate 18 is with overcoming the active force of the first helical spring 19 mobile towards the first movable plate 13.At this point, such as Fig. 2 institute Show, hooking sheet 21a leaves from the ora terminalis of 18 side of the second movable plate of notch 13b, thus movable to being installed in first and second The first helical spring 19 between piece 13,18 is compressed.Compressed first helical spring 19 is exerted a force with stronger power, Expand the interval between the first and second movable plate 13,18.The active force of the first helical spring 19 increased in this way As the power that the first movable plate 13 is pressed on to fixinig plate 12b.That is, the active force of the first helical spring 19 increased becomes solid The holding power that stator 12b and the first movable plate 13 hold wire rod 9.
It is arranged first movably in this way, the holding power that fixinig plate 12b and the first movable plate 13 hold wire rod 9 is equal to The first helical spring 19 between piece 13 and the second movable plate 18 expands the gap between the first and second movable plate 13,18 Big active force.Moreover, the active force is proportional to the decrement of the first helical spring 19.In other words, holding power with by making The first movable plate 13 and the second movable plate 18 that second movable plate 18 is contacted or separated relative to the first movable plate 13 and changes it Between the size at interval accordingly change.The size at the interval between the first movable plate 13 and the second movable plate 18, i.e. the first spiral shell The displacement of the decrement and the cam 27 for keeping the second movable plate 18 mobile of revolving spring 19 accordingly changes.Moreover, passing through utilization Servo motor 28 makes 27 swing offset of cam, so as to arbitrarily change the displacement of cam 27.
That is, by making 27 swing offset of cam using servo motor 28, so as to be easily adjusted fixinig plate 12b and The holding power that one movable plate 13 holds wire rod 9.In this way, the grasping device 10 involved in present embodiment and holding In method, it can be easily adjusted to as the holding power held by the wire rod 9 of grips.
In addition, as shown in Fig. 2, forbidding wire rod 9 relative to fixinig plate 12b and the by comparing wire rod 9 is consumingly held The movement of one movable plate 13 if moving fixinig plate 12b together with the first movable plate 13 and the wire rod 9 held, such as is schemed Shown in 9A, held 9 detour of wire rod can be made.
In addition, in grasping device 10, wire rod 9 that grips 7 can be held in grips 7 relative to base station 11 prolongs It stretches and is moved on direction.Thus, for example, if keeping the wire rod 9 for being held in grips 7 and base station 11 as shown in Figure 9 A circuitous together Return, make as shown in Figure 9 B later grips 7 and base station 11 together towards a direction of the extending direction of wire rod 9 (Fig. 9 B's Arrow direction) it is mobile, then as shown in figure 3, grips 7 is with overcoming the active force of little spring 20 relative to base station 11 towards wire rod 9 Extending direction another direction it is mobile.As a result, wire rod 9 by with little spring 20 by grips 7 towards the extension of wire rod 9 The power that the active force of one direction force in direction is equal pulls.In addition, detection sensor 16b is to grips 7 close to base station 11 State detected.Therefore, if by detection sensor 16b detect grips 7 be close to base station 11 state when, eliminate By the holding for the wire rod 9 that grips 7 carries out, then the power equal with the active force of little spring 20 is acted on to wire rod 9, so as to Wire rod 9 is tightly wound in the detour of end wire rod 9 in the state of pin 6.
On the other hand, as shown in Fig. 2, forbidding the opposite of wire rod 9 more consumingly holding wire rod 9 using grips 7 In the state of the movement of grips 7, if moving the state shown in Fig. 9 B of base station 11 further, as shown in Figure 9 C, It can be in the midway of detour, for example wire rod 9 be pulled apart near pin 6.
In addition, as shown in figure 4, if holding wire rod 9 using fixinig plate 12b and the first movable plate 13 with weaker power, Then allow wire rod 9 relative to the movement of fixinig plate 12b and the first movable plate 13.In this way, if allowing moving and making to fix for wire rod 9 Piece 12b and the first movable plate 13 are mobile, then as shown in fig. 9d, can also make held wire rod 9 in fixinig plate 12b and the on one side It slides between one movable plate 13 and the wire rod 9 is stretched on one side.
More than, embodiments of the present invention are illustrated, but above embodiment only show it is of the invention A part of application examples is not intended to for the range of technology of the invention to be defined in the specific structure of above embodiment.
For example, in the above-described embodiment, having used plane cam 27 as cam 27.Instead, cam 27 It can be edge cam (grooved cam), solid cam, as long as and the second movable plate 18 can be made to overcome the first helical spring 19 Active force it is mobile, so that it may be any type of cam.
In addition, in the above-described embodiment, first and the both sides of second spring be helical spring.Instead, As long as the first spring can be such that the interval between the first movable plate 13 and the second movable plate 18 expands, so that it may be helical spring with The spring of outer form, as long as second spring can be such that the second movable plate 18 contacts with the periphery of plane cam 27, so that it may be spiral shell Revolve the spring of the form other than spring.
In addition, in the above-described embodiment, as making cam 27 use servo horse to the motor of arbitrary position displacement Up to 28.Instead, as long as motor can make cam 27 to arbitrary position swing offset, so that it may be the horse of other forms It reaches.
It is preferential this application claims proposed based on Patent from June 23rd, 2015 to Japanese Patent Office 2015-125339 Power, and this specification is incorporated to by referring to by whole contents of this application.

Claims (3)

1. a kind of grasping device, has:
Grips, with fixinig plate and the first movable plate, it is opposed with the fixinig plate which is configured to one end, and It can contact or separate relative to the fixinig plate;
Second movable plate is set to the another side of first movable plate;
First spring is installed between first movable plate and second movable plate with compressive state, no matter and working How state is exerted a force in a manner of keeping the interval between first movable plate and second movable plate widened always; And
Driving device makes second movable plate overcome the active force of first spring and be moved to arbitrary position,
The grasping device is characterized in that,
The driving device has the cam that second movable plate can be made mobile and makes the cam to arbitrary position The motor of displacement,
The cam is the plane cam that periphery is abutted with second movable plate,
The grasping device is also equipped with second spring, and the second spring is so that second movable plate and the periphery of the cam connect The mode of touching exerts a force to second movable plate,
The motor overcomes the active force of the second spring and makes the position displacement of the cam, so that second movable plate It can be mobile towards first movable plate.
2. grasping device according to claim 1, which is characterized in that
The extending direction of wire rod of the grips can be held along the grips is set to base station in a manner of moving,
The grasping device is also equipped with:
Little spring is installed between the grips and the base station, and so that the grips prolonging along the wire rod Direction is stretched to exert a force far from the mode of the base station;And
Latch for printed circuit, it is more than the mobile specified amount in the direction acted on to the active force of the grips towards the little spring this One situation is limited.
3. a kind of holding method is held using grasping device to by grips, the grasping device has:
Fixinig plate;
It is opposed with the fixinig plate to consist of one end, and can approach or separate relative to the fixinig plate for first movable plate, First movable plate is by close to the fixinig plate, so as to being present between first movable plate and the fixinig plate Held by grips;
Second movable plate is set to the another side of first movable plate;
First spring is installed between first movable plate and second movable plate with compressive state, no matter and working How state is exerted a force in a manner of keeping the interval between first movable plate and second movable plate widened always; And
Driving device makes second movable plate overcome the active force of first spring and be moved to arbitrary position,
The driving device has the cam that second movable plate can be made mobile and makes the cam to arbitrary position The motor of displacement,
The cam is the plane cam that periphery is abutted with second movable plate,
The grasping device is also equipped with second spring, and the second spring is so that second movable plate and the periphery of the cam connect The mode of touching exerts a force to second movable plate,
The holding method is characterized in that,
By keeping second movable plate close relative to first movable plate or separating, thus make first movable plate with Interval variation between second movable plate, thus changes the fixinig plate and first movable plate is held by grips Holding power,
Make the position displacement of the cam and overcoming the active force of second movable plate by making the motor, to make described Second movable plate is close relative to first movable plate or separates.
CN201680003438.2A 2015-06-23 2016-06-01 Grasping device and holding method Active CN107004502B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2015125339A JP6436574B2 (en) 2015-06-23 2015-06-23 Gripping device and gripping method
JP2015-125339 2015-06-23
PCT/JP2016/066239 WO2016208345A1 (en) 2015-06-23 2016-06-01 Gripping device and gripping method

Publications (2)

Publication Number Publication Date
CN107004502A CN107004502A (en) 2017-08-01
CN107004502B true CN107004502B (en) 2019-09-10

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Application Number Title Priority Date Filing Date
CN201680003438.2A Active CN107004502B (en) 2015-06-23 2016-06-01 Grasping device and holding method

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JP (1) JP6436574B2 (en)
KR (1) KR101944028B1 (en)
CN (1) CN107004502B (en)
WO (1) WO2016208345A1 (en)

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KR101944028B1 (en) 2019-01-30
WO2016208345A1 (en) 2016-12-29

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