CN110076360A - A kind of Quick Release ready-package is top - Google Patents
A kind of Quick Release ready-package is top Download PDFInfo
- Publication number
- CN110076360A CN110076360A CN201910469156.7A CN201910469156A CN110076360A CN 110076360 A CN110076360 A CN 110076360A CN 201910469156 A CN201910469156 A CN 201910469156A CN 110076360 A CN110076360 A CN 110076360A
- Authority
- CN
- China
- Prior art keywords
- mandrel
- sleeve
- groove
- quick release
- thimble
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims description 18
- 229910000906 Bronze Inorganic materials 0.000 claims description 5
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 5
- 239000010974 bronze Substances 0.000 claims description 5
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 8
- 239000003595 mist Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 239000002826 coolant Substances 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B23/00—Tailstocks; Centres
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The present invention relates to turning equipment technical field, it is top to disclose a kind of Quick Release ready-package, including thimble, hollow mandrel, sleeve, is disposed with core axle hole and eccentric orfice in sleeve；The groove circumferentially uniformly distributed along sleeve axle center is provided on the side wall of eccentric orfice；Mandril is provided in sleeve, the circumferential direction of mandril tail portion is provided with several convex blocks with groove cooperation；Sleeve head is provided with terminal pad, and fixing piece is provided in terminal pad, and tailstock head is provided with the fixing groove with fixing piece cooperation；Thimble tail portion extend into mandrel and with mandrel taper fit, mandrel is installed in core axle hole, and the head of mandril passes through eccentric orfice and extend into mandrel tail portion and the end face eccentric of thimble tail portion offsets.The configuration of the present invention is simple can quickly be mounted and dismounted to top, improve the working efficiency of top assembly.
Description
Technical field
The present invention relates to turning equipment technical fields, and in particular to a kind of Quick Release ready-package is top.
Background technique
It is top to play the role of positioning support to workpiece in machining process, it commonly uses top usually by thimble, clamping dress
It sets, sleeve, fixed pin and mandrel composition, and the tail portion of thimble and mandrel taper fit, it is top in assembly to be assemblied in lathe bottom
On the tailstock of plate, and tailstock can slide on lathe bottom plate.
During to top install, need for terminal pad upper installing hole to be aligned with the mounting hole on tailstock, so
Fastening bolt is screwed in mounting hole afterwards, is so achieved the purpose that fixed.But applicant has found during the installation process, needs
Terminal pad is adjacent on tailstock by one hand, and another hand screws in fastening bolt in mounting hole, and operating so not is very
It is convenient.Meanwhile when the concentricity to thimble and mandrel is adjusted, the mounting hole of terminal pad is easy wrong with the mounting hole of tailstock
It opens, needs that the position of the mounting hole in terminal pad is adjusted again, such working efficiency certainly will reduce.Meanwhile mandril with
Sleeve is connected through a screw thread, and mandril is screwed in sleeve, the set-up time is longer.In conclusion now top set-up time compared with
Long, working efficiency is not high.
Summary of the invention
It is top the invention is intended to provide a kind of Quick Release ready-package, it is asked so that the top installation efficiency for solving present is lower
Topic.
To achieve the above object, the invention provides the following technical scheme: a kind of Quick Release ready-package is top, including thimble, set
Cylinder and hollow mandrel are disposed with core axle hole and eccentric orfice in sleeve；It is provided on the side wall of eccentric orfice along sleeve axle center
Circumferentially uniformly distributed groove；Mandril is provided in sleeve, the circumferential direction of mandril tail portion is provided with several convex blocks with groove cooperation；Sleeve
Head is provided with terminal pad, and fixing piece is provided in terminal pad, and tailstock head is provided with the fixing groove with fixing piece cooperation；Thimble
Tail portion extend into mandrel and with mandrel taper fit, mandrel is installed in core axle hole, and the head of mandril passes through eccentric orfice and stretches
Enter to mandrel tail portion and the end face eccentric of thimble tail portion and offsets.
The principle of the present invention and the utility model has the advantages that in top installation process, including the step being mounted on sleeve in tailstock
Suddenly and mandril is mounted on the step in sleeve.In the prior art, sleeve is mounted on during tailstock, one hand of operator
The terminal pad of sleeve and tailstock are pushed against, fastening bolt is screwed into tailstock and the mounting hole of terminal pad by another hand, so
The two is tightened together, and it is not very convenient to operate.Therefore, the application is protruded into fixing piece by setting fixing piece and fixing groove
Into fixing groove, so achieve the purpose that tentatively fixed.Operator need not a hand terminal pad and tailstock are pushed against, can will
The hand of abutting terminal pad and tailstock, which releases, helps fastening bolt, convenient for the installation of bolt.
In the prior art, mandril is connect with bush whorl, to achieve the purpose that for mandril to be fixed in sleeve, is operated
When, it needing for mandril to be screwed into sleeve, the operating time is longer, when mandril is taken apart from sleeve, needs to screw out mandril,
Working efficiency is not high.In the present solution, mandril is extend into sleeve, interference fit, is clamped on set for mandril in convex block and groove
In cylinder, the time for so installing mandril is reduced, and operation is more simple and convenient compared with the prior art, reaches Fast Installation
Mandril when removing mandril out of sleeve, can be pulled out directly, so achieve the purpose that fast quick-detach by purpose.
Further, the fixing groove is annular, and the fixing piece is hollow and is annular, and fixing groove is matched with fixing piece screw thread
It closes.Fixing piece is threadedly engaged with fixing groove, so that the fixation of sleeve and tailstock is more stable.
Further, the thimble tail portion is provided with expansion group, and the expansion with the cooperation of expansion group is provided on mandrel inner sidewall
Slot.In process, if the concentricity between thimble and mandrel changes, it is inaccurate to will lead to work pieces process.With tradition
Scheme compare, can be by thimble and mandrel clamping, even if mandrel in the present solution, by the cooperation of expansion group and expansion slot
Concentricity between thimble changes, under the limit of expansion slot and expansion group, concentricity between thimble and mandrel
It is worth knots modification to reduce, minimizes workpiece machining error.
Further, the expansion group at least two, each expansion group include at least four expanded spheres.Pass through multiple expansions
Thimble is clamped on mandrel by ball with guaranteeing that expanded spheres can snap onto expansion slot.
Further, the expanded spheres are made of tin bronze material.Tin bronze material can carry out cold setting, and tin bronze temperature is extensive
Can be expanded after multiple, and with expansion slot clamping, to achieve the purpose that expanded spheres and expansion slot are interference fitted.
Further, the heat release hole being connected to eccentric orfice is provided in the sleeve lateral wall, heat release hole is connected to outside.Gas
Hot gas can be discharged by gap between mandrel and eccentric orfice and heat release hole, the temperature of mandril and mandrel can be reduced as far as possible.
Further, the groove close to one end of core axle hole be higher than the one end of groove far from core axle hole, the convex block it is upper
End slope, inclined surface are lower than one end far from core axle hole close to one end of core axle hole.The side wall of groove and the upper surface of convex block
It tilts, to reach taper fit, to achieve the purpose that mandril reaches taper fit by convex block and groove.
Further, the sleeve is removably connected with sealing cover close to one end of mandrel, installs between sealing cover and mandrel
There is rotation outside framework oil seal.Sealing cover is used to seal the gap between mandrel and sleeve, and dust or coolant liquid water mist is avoided to enter core
In gap between axis and sleeve, since mandrel and sleeve need to relatively rotate, if being easy into dust or coolant liquid water mist
Lead to biggish abrasion.
Further, the convex disk of annular is fixed on the mandrel, convex disk outer wall is equipped with the capillary groove of annular.Processed
Metallic dust or coolant liquid water mist in journey are entered by the gap between mandrel and sleeve, but metallic dust and coolant liquid water mist
It can enter in capillary groove, avoid increasing the abrasion between mandrel and sleeve.
Further, the sealing cover is equipped with the circular passage being connected to capillary groove, and sealing cover lower end is equipped with logical with annular
The drainage hole of road connection.Into in capillary groove dust and coolant liquid water mist can pass through circular passage, drainage hole discharge.
Detailed description of the invention
Fig. 1 is the positive cross-sectional view that Quick Release ready-package is top in the embodiment of the present invention；
Fig. 2 is the part A enlarged drawing of Fig. 1；
Fig. 3 is the part B enlarged drawing of Fig. 1；
Fig. 4 is the cooperation schematic diagram of convex block and groove.
Specific embodiment
It is further described below by specific embodiment:
Appended drawing reference in Figure of description include: tailstock 1, eccentric orfice 2, sleeve 3, mandril 4, mandrel 5, expansion slot 51,
Thimble 6, expanded spheres 61, sealing cover 7, drainage hole 8, terminal pad 9, bearing 10, rotation outside framework oil seal 11, capillary groove 12, fixing pipe
13, heat release hole 14.
Embodiment one:
Substantially as shown in Figure 1, Figure 2, and Figure 4, a kind of Quick Release ready-package is top, including thimble 6, mandrel 5 and sleeve
3, core axle hole, bearing hole and eccentric orfice 2 have been set gradually from left to right in sleeve 3, have been provided in the tail portion of eccentric orfice 2 along sleeve
The circumferentially uniformly distributed groove of 3 central axis, groove are arranged close to the sidewall slope of sleeve 3, are higher than groove close to one end of core axle hole
One end far from core axle hole, is provided with mandril 4 in sleeve 3, the circumferential direction of 4 tail portion of mandril be provided with it is several cooperate with groove it is convex
The upper surface of block, convex block is obliquely installed, and upper surface is lower than one end far from core axle hole close to one end of core axle hole, and such groove leans on
The nearly side wall of sleeve 3 and the upper surface taper fit of convex block.The side wall of sleeve 3 is provided with heat release hole 14, and heat release hole 14 will be eccentric
Hole 2 is connected to outside air, can be to cooling down in sleeve 3 by heat release hole 14.
3 head of sleeve is provided with terminal pad 9, offers the mounting hole of several cross section arcs in terminal pad 9, on tailstock 1
It is provided with the circular mounting hole in several cross sections, the mounting hole of arc and circular mounting hole correspond.The right side of terminal pad
Wall is welded with fixing piece, and fixing piece is fixing pipe 13 in the present embodiment, and the inner sidewall of fixing pipe 13 is provided with screw thread.Sleeve 3 is pacified
Loaded on the fixing groove cooperated with fixing pipe 13 on tailstock 1, is provided on tailstock 1, fixing groove is annular, on the inner sidewall of fixing groove
It is provided with screw thread, fixing pipe 13 screws in fixing groove screw-internal thread fit.
Mandrel 5 is installed in core axle hole, and sleeve 3 is stretched out on 5 head of mandrel, and 5 tail portion of mandrel is inserted into bearing hole, 5 He of mandrel
Bearing 10 is installed, 5 head of mandrel is fixed with the convex disk of annular, and convex disk outer wall is equipped with the waterproof of annular between bearing hole inner wall
The number of capillary groove 12, capillary groove 12 in the application can be arranged in slot 12, the wedge-shaped in cross-section of capillary groove 12 according to the actual situation
There are two settings.5 head of mandrel is equipped with sealing cover 7, and sealing cover 7 is set in 5 head of mandrel and pacifies between sealing cover 7 and convex disk
Equipped with rotation outside framework oil seal 11,7 right end of sealing cover and 3 left end of sleeve offset, and sealing cover 7 and sleeve 3 are bolted.
Sealing cover 7 is equipped with the circular passage that be connected to capillary groove 12, and 7 lower end of sealing cover with circular passage equipped with being connected to
Drainage hole 8, when water mist enters the joint gap of sealing cover 7 and mandrel 5, water mist is entered in capillary groove 12 and circular passage simultaneously
It is discharged eventually by drainage hole 8, water mist is avoided to corrode the bearing 10 to convex disk right part.
It is equipped with bellmouth in mandrel 5 and is connected to the cylindrical hole in bellmouth right end, bellmouth right end is miner diameter end, bellmouth
Left end is bigger diameter end, and bellmouth internal taper is combined with thimble 6, and the head of thimble 6 is the head stretching mandrel 5 of tip and thimble 6.
Specific implementation process is as follows:
Sleeve 3 is extend into tailstock 1, then turnbarrel 3, so that fixing pipe 13 is screwed into fixing groove, and is made
The mounting hole for obtaining terminal pad 9 is aligned with the mounting hole on tailstock 1, bolt is screwed in the mounting hole of tailstock 1 and terminal pad 9, so
Achieve the purpose that sleeve 3 and tailstock 1 are fixedly mounted.In this way, operator need not a hand by terminal pad 9 push against tailstock 1, it is another
Hand screws in bolt in tailstock 1 and the mounting hole of terminal pad 9.
After sleeve 3 is mounted in tailstock 1, then 4 head of mandril extend into eccentric orfice 2, then the end with 6 tail portion of thimble
Face offsets, and by the effect of eccentric orfice 2,4 head of mandril and the end face eccentric of 6 tail portion of thimble offset.In the present solution, mandril 4
When the end face of portion and 6 tail portion of thimble offsets, convex block is extend into groove, and the upper surface of convex block and the sidewall taper of groove are matched
It closes, so mandril 4 is clamped in sleeve 3.Present mandril 4 is threadedly coupled with sleeve 3, and mandril 4 is installed to the peace in sleeve 3
ETL estimated time of loading is longer, and working efficiency is lower.This programme passes through the taper fit of convex block and groove, and is carried out by groove to convex block
Limit, so achieve the purpose that mandril 4 is fixedly connected with sleeve 3, the mounting means of this programme compared with existing mounting means,
Faster, the set-up time is shorter for speed, and working efficiency is higher.
When thimble 6 and the concentricity of mandrel 5 change, need by thimble 6 and mandrel 5 again taper fit, specifically
Operation is to remove the bolt on tailstock 1 and terminal pad 9, and the present embodiment is by taking the head of thimble 6 deviates obliquely as an example, along solid
Determine the opposite direction rotational sleeve 3 of 13 thread rotary orientation of pipe, sleeve 3 drives mandril 4 to rotate, the head rotation of mandril 4 to 5 axis of mandrel
The position on the top of line pushes against thimble 6, so that the position being overlapped with the central axes of mandrel 5 is restored in the central axes of thimble 6, so
Achieve the purpose that thimble 6 and mandrel 5 taper fit again.
After removing fastening bolt, the mounting hole of sleeve 3 and tailstock 1 is easy to be staggered, and the fixing pipe 13 of the application with
Fixing groove is limited, and the mounting hole of such sleeve 3 and tailstock 1 will not be staggered, and reduces operator to sleeve 3 and tailstock
The step of 1 mounting hole relocates.
Embodiment two:
The difference is that, as shown in attached drawing 1 and attached drawing 3, the tail portion of mandril 4 is provided with expansion group with embodiment one,
Expansion group at least two, the present embodiment are two, and expansion group includes at least four expanded spheres 61, and the diameter of expanded spheres 61 is
The 10mm coefficient of expansion are as follows: 17.6 × 10-6.In the present embodiment, expanded spheres 61 are four, and expanded spheres 61 are green by tin in the present embodiment
Copper product is made.The inner sidewall of mandrel 5 is equipped with the expansion slot 51 being interference fitted with expanded spheres 61, and the cross section of expansion slot 51 is
Arc.
Specific implementation process is as follows:
The expanded spheres 61 of 6 tail portion of thimble carry out cold temperature cooling by low temperature nitrogen, and cooling temperature is at -80 DEG C, so that expansion
The diameter of ball 61 reduces, and the magnitude of interference of tin bronze is 0.0176mm.Then thimble 6 is extend into mandrel 5, and 6 tail of thimble
End surface offsets with 4 head end of mandril, and expanded spheres 61 are located in expansion slot 51.61 recovery temperature of expanded spheres can be sent out later
Raw expansion extend into clamping in expansion slot 51, the purpose that such 6 tail portion of thimble and mandrel 5 are interference fitted.
In the process to workpiece, the taper between mandrel 5 and thimble 6 can change, due to being now in processing
In the process, the concentricity between thimble 6 and mandrel 5 can not be adjusted, therefore passes through expanded spheres 61 and expansion in this programme
Slot 51 carries out interference fit clamping, to limit the position of 6 tail portion of thimble, changes to reduce the concentricity in mandrel 5 of thimble 6
The probability of change.
When top and mandrel 5 taper changes, i.e., the central axes of thimble 6 are no longer overlapped with the central axes of mandrel 5,
By taking the tip of thimble 6 deviates obliquely as an example, at this time the tail portion of thimble 6 can relative to mandrel 5 central axes obliquely, therefore grasp
Make the rotatable cylinder of personnel, so that position of the head rotation of mandril 4 to 5 central axes top of mandrel, pushes against thimble 6, so that top
Restore the position being overlapped with the central axes of mandrel 5 in the central axes of needle 6, it should be noted that when top taper generates variation, become
Change is very small, therefore conicity regulation is carried out in very little amplitude.
The above are merely the preferred embodiment of the present invention, it is noted that for those skilled in the art, not
Under the premise of being detached from present inventive concept, several modifications and improvements can also be made, these also should be considered as protection model of the invention
It encloses, these all will not influence the effect and patent practicability that the present invention is implemented.The present invention omit describe technology, shape,
Construction portion is well-known technique.
Claims (10)
1. a kind of Quick Release ready-package is top, it is characterised in that: including thimble, sleeve and hollow mandrel, set gradually in sleeve
There are core axle hole and eccentric orfice；
The groove circumferentially uniformly distributed along sleeve axle center is provided on the side wall of eccentric orfice；Mandril is provided in sleeve, mandril tail portion
Circumferentially it is provided with several convex blocks with groove cooperation；
Sleeve head is provided with terminal pad, and fixing piece is provided in terminal pad, and tailstock head is provided with to be consolidated with what fixing piece cooperated
Determine slot；
Thimble tail portion extend into mandrel and with mandrel taper fit, mandrel is installed in core axle hole, and the head of mandril passes through inclined
Heart hole and it extend into mandrel tail portion and the end face eccentric of thimble tail portion offsets.
2. Quick Release ready-package according to claim 1 is top, it is characterised in that: the fixing groove is annular, the fixation
Part is hollow and is annular, and fixing groove is threadedly engaged with fixing piece.
3. Quick Release ready-package according to claim 1 is top, it is characterised in that: the thimble tail portion is provided with expansion group,
The expansion slot with the cooperation of expansion group is provided on mandrel inner sidewall.
4. Quick Release ready-package according to claim 3 is top, it is characterised in that: the expansion group at least two, each
Expansion group includes at least four expanded spheres.
5. Quick Release ready-package according to claim 4 is top, it is characterised in that: the expanded spheres are by tin bronze material system
At.
6. Quick Release ready-package according to claim 1 is top, it is characterised in that: be provided in the sleeve lateral wall and bias
The heat release hole of hole connection, heat release hole are connected to outside.
7. Quick Release ready-package according to claim 1 is top, it is characterised in that: the groove is high close to one end of core axle hole
In the one end of groove far from core axle hole, the upper surface of the convex block is tilted, and inclined surface is lower than close to one end of core axle hole far from core
One end of axis hole.
8. Quick Release ready-package described in any one is top according to claim 1~7, it is characterised in that: the sleeve is close to core
One end of axis is removably connected with sealing cover, and rotation outside framework oil seal is equipped between sealing cover and mandrel.
9. Quick Release ready-package according to claim 8 is top, it is characterised in that: be fixed with the convex of annular on the mandrel
Disk, convex disk outer wall are equipped with the capillary groove of annular.
10. Quick Release ready-package according to claim 9 is top, it is characterised in that: the sealing cover is equipped with and capillary groove
The circular passage of connection, sealing cover lower end are equipped with the drainage hole being connected to circular passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910469156.7A CN110076360A (en) | 2019-05-31 | 2019-05-31 | A kind of Quick Release ready-package is top |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910469156.7A CN110076360A (en) | 2019-05-31 | 2019-05-31 | A kind of Quick Release ready-package is top |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110076360A true CN110076360A (en) | 2019-08-02 |
Family
ID=67422930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910469156.7A Pending CN110076360A (en) | 2019-05-31 | 2019-05-31 | A kind of Quick Release ready-package is top |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110076360A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110899736A (en) * | 2019-11-29 | 2020-03-24 | 重庆宏钢数控机床有限公司 | Sleeve dual-purpose centre |
| CN111230156A (en) * | 2020-03-11 | 2020-06-05 | 无锡市润和机械有限公司 | Oil and gas dual control anti-deformation tailstock and its application |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2048003U (en) * | 1989-04-10 | 1989-11-22 | 吉林工业大学 | Self-cooled centre with current-collecting function |
| CN1044424A (en) * | 1989-10-28 | 1990-08-08 | 范朝来 | Rapid advance and retreat tail stock for machine tool |
| CN106392105A (en) * | 2016-12-12 | 2017-02-15 | 重庆宏钢数控机床有限公司 | Taper fast adjusting type center structure |
| CN206435766U (en) * | 2016-12-12 | 2017-08-25 | 重庆宏钢数控机床有限公司 | Fast braking formula tailstock |
| JP2018027600A (en) * | 2016-08-18 | 2018-02-22 | 株式会社ツガミ | Center and machine tools |
-
2019
- 2019-05-31 CN CN201910469156.7A patent/CN110076360A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2048003U (en) * | 1989-04-10 | 1989-11-22 | 吉林工业大学 | Self-cooled centre with current-collecting function |
| CN1044424A (en) * | 1989-10-28 | 1990-08-08 | 范朝来 | Rapid advance and retreat tail stock for machine tool |
| JP2018027600A (en) * | 2016-08-18 | 2018-02-22 | 株式会社ツガミ | Center and machine tools |
| CN106392105A (en) * | 2016-12-12 | 2017-02-15 | 重庆宏钢数控机床有限公司 | Taper fast adjusting type center structure |
| CN206435766U (en) * | 2016-12-12 | 2017-08-25 | 重庆宏钢数控机床有限公司 | Fast braking formula tailstock |
Non-Patent Citations (1)
| Title |
|---|
| 詹美才等: "《大学物理演示实验》", 31 July 1995 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110899736A (en) * | 2019-11-29 | 2020-03-24 | 重庆宏钢数控机床有限公司 | Sleeve dual-purpose centre |
| CN111230156A (en) * | 2020-03-11 | 2020-06-05 | 无锡市润和机械有限公司 | Oil and gas dual control anti-deformation tailstock and its application |
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| PB01 | Publication | ||
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Application publication date: 20190802 |