CN221860528U - A quick-change fixture and testing device - Google Patents

Abstract

The utility model discloses a quick-change fixture and a test device for electrical testing of an automobile controller, wherein the quick-change fixture comprises: a bottom plate, which is arranged on a workstation, a step portion is arranged on one side of the bottom plate, and a plurality of positioning holes are arranged on the other side; a locking assembly, which comprises a fixed block, an elastic member and a locking member, wherein the fixed block is arranged on the workstation and located on one side of the bottom plate, the locking member is movably arranged on the fixed block, and the elastic member is used to drive the locking member to press against the step portion, and the locking member can press against the step portion or be separated from the step portion. In this arrangement, by arranging the fixed block, the elastic member and the locking member on the workstation, when the bottom plate of the fixture is placed on the workstation, the elastic member drives the locking member to press against the step portion, thereby locking the bottom plate on the workstation, completing the rapid installation of the fixture, and when the test is completed or a different fixture needs to be replaced, the locking member is driven to be separated from the step portion, so that the bottom plate can be removed from the workstation, and the disassembly and assembly are very convenient and quick.

Description

A quick-change fixture and testing device

Technical Field

The utility model relates to the technical field of new energy automobile testing equipment, in particular to a quick-change fixture and a testing device for electrical testing of an automobile controller.

Background Art

In order to adapt to the diverse needs of products, the existing test equipment used for testing new energy vehicles needs to frequently replace tooling and fixtures. Most of the existing fixtures need to be disassembled and assembled with the help of tools, which is not very convenient to operate and cannot be replaced quickly.

Utility Model Content

The quick-change clamp provided by the utility model is intended to solve at least one of the technical problems existing in the prior art.

The technical solution of the first aspect of the utility model relates to a quick-change fixture for testing new energy vehicles, which is used for a testing device. The testing device includes a workstation, and is characterized in that it also includes:

A bottom plate is arranged on the workstation, one side of the bottom plate is provided with a step portion, and the other side of the bottom plate is provided with a plurality of positioning holes;

The locking assembly includes a fixed block, an elastic member and a locking member. The fixed block is arranged on the work station and located on the one side of the base plate. The locking member is movably arranged on the fixed block. The elastic member is used to drive the locking member to press against the step portion. The locking member can press against the step portion or detach from the step portion.

According to some embodiments of the present utility model, the locking member includes a buckling surface, and the buckling surface and the upper end surface of the step portion are arranged in parallel.

According to some embodiments of the present invention, the locking member further includes a guide surface, and the guide surface is inclined at the upper end of the locking member, and the inclination direction is from the direction away from the bottom plate toward the bottom plate.

According to some embodiments of the present invention, the elastic member is configured as a spring, one end of the spring is connected to the fixing block, and the other end of the spring is connected to the side surface of the middle portion of the locking member.

According to some embodiments of the utility model, a positioning nail is also threadedly connected in the fixing block, and the positioning nail abuts against the side surface of the lower part of the locking member.

According to some embodiments of the present invention, handles are respectively provided on both sides of the upper end surface of the bottom plate.

According to some embodiments of the present invention, the invention further comprises:

A mounting plate, slidably connected to the base plate, for mounting a test assembly;

A first connecting plate, arranged on a side of the mounting plate;

The second connecting plate is connected to the cylinder on the workbench, the second connecting plate is provided with a U-shaped groove, and the first connecting plate is used to be inserted into the U-shaped groove.

According to some embodiments of the utility model, a slide rail is provided on the bottom plate, a slider is connected to the lower end of the mounting plate, and the lower end of the slider is slidably connected to the slide rail.

According to some embodiments of the utility model, a clamp identification piece is further provided on the bottom plate, and an identification code is provided at the lower end of the clamp identification piece.

A testing device according to the technical solution of the second aspect of the utility model has the quick-change fixture for testing new energy vehicles as described above.

The beneficial effects of the utility model are as follows.

1. By arranging a fixing block, an elastic member and a locking member on the workbench, when the bottom plate of the fixture is placed on the workbench, the elastic member drives the locking member to press against the step portion, thereby locking the bottom plate on the workbench, completing the rapid installation of the fixture. When the test is completed or a different fixture needs to be replaced, the locking member is driven to disengage from the step portion, so that the bottom plate can be removed from the workbench. Disassembly and assembly are very convenient and quick.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is an overall schematic diagram of a test device for testing new energy vehicles according to an embodiment of the utility model (part of the upper cover of the machine is hidden);

FIG2 is a schematic diagram of the structure of a first test assembly according to an embodiment of the present utility model;

FIG3 is a partial enlarged schematic diagram of the locking assembly of the first test assembly shown in FIG2 ;

FIG4 is a schematic structural diagram of a quick-change mechanism according to an embodiment of the utility model;

5 is a schematic structural diagram of a quick-change fixture according to an embodiment of the utility model;

FIG. 6 is a schematic structural diagram of a second test assembly according to an embodiment of the present utility model (with the upper cover portion hidden).

Figure Number:

Machine 100;

A loading assembly 200, a first transmission member 210, and a loading fixture 220;

First test assembly 300, quick-change mechanism 310, first mounting seat 311, second mounting seat 312, support surface 3121, connector 313, first equal height bolt 314, base 315, positioning spherical surface 316, quick-change fixture 320, bottom plate 321, step portion 3211, fixing block 322, elastic member 323, locking member 324, guide surface 3241, work station 330, first crimping member 340, handle 350, mounting plate 360, first connecting plate 370, second connecting plate 380, U-shaped groove 381, fixture identification member 390;

The second testing assembly 400 , the second transmission component 410 , the feeding plate 420 , the second crimping component 430 , the darkroom 440 , and the photographing component 450 .

DETAILED DESCRIPTION

The following content will describe several embodiments of the present utility model, including embodiments corresponding to the drawings. It can be understood that the drawings are used to assist in understanding the technical features and technical solutions of the present utility model, and should not be understood as limiting the scope of protection of the present utility model.

The following will be combined with the embodiments and drawings to clearly and completely describe the concept, specific structure and technical effects of the utility model, so as to fully understand the purpose, scheme and effect of the utility model. It should be noted that the embodiments and features in the embodiments of this application can be combined with each other without conflict.

It should be noted that, unless otherwise clearly defined, when a feature is referred to as "fixed", "connected", "installed" or "set on" another feature, it can be directly "fixed", "connected", "installed" or "set on" another feature, or it can be indirectly "fixed", "connected", "installed" or "set on" another feature. The words "fixed", "connected", "installed" or "set on" should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meaning of the above words in this utility model in combination with the specific content of the technical solution.

It should be noted that the descriptions of the directions or positional relationships indicated by up, down, left, right, top, bottom, front, back, inside, and outside used in the present invention are based on the directions or positional relationships in the drawings or embodiments and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the devices or elements referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the present invention.

It should be noted that the term "and/or" used in the present utility model includes any combination of one or more related listed items, "above", "below", "within", etc. are understood to include the number itself.

It should be noted that the description of first and second in the utility model is only for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

It should be noted that, unless otherwise clearly defined, all technical and scientific terms used herein have the same meanings as those commonly understood by those skilled in the art. The terms used in this specification are only for describing specific embodiments, not for limiting the present invention.

1 to 6 , the technical solution of the utility model relates to a testing device for testing new energy vehicles, comprising: a machine 100; a loading assembly 200, which is arranged on the machine 100; a robotic arm 500, which is arranged on the machine 100 and is located on one side of the loading assembly 200; a plurality of first testing assemblies 300, which are arranged on the machine 100 and are located on one side of the robotic arm 500, the first testing assembly 300 comprising a quick-change mechanism 310, the quick-change mechanism 310 being provided with a plug for connecting a workpiece to be tested; a second testing assembly 400, which is arranged on the machine 100 and is located on one side of the first testing assembly 300, the second testing assembly 400 being used to detect the appearance integrity of the workpiece to be tested.

As shown in FIG1 , in the present embodiment, two robotic arms 500 are provided. Within the range covered by the robotic arms 500, two groups of sixteen first test components 300 are provided. Eight first test components 300 form a group and are managed by a robotic arm 500. The robotic arm 500 places the workpiece to be tested into each first test component 300 for testing. Eight workpieces to be tested can be tested at the same time. At the same time, due to the different placement times, the workpieces that have been tested first can be transferred to the second test component 400 by the robotic arm 500 for appearance integrity testing, which greatly improves the test efficiency.

According to some embodiments of the utility model, the loading component 200 includes: a first transmission component 210, which is arranged on the machine 100; a loading fixture 220, which is movably connected to the first transmission component 210, and the loading fixture 220 is used to place the workpiece to be tested. The end of the robotic arm 500 is provided with a clamping claw for clamping the workpiece to be tested. The loading fixture 220 is used to receive the workpiece to be tested after the previous process is completed, and transmit it to the operating range of the robotic arm 500 through the first transmission component 210. The clamping claw at the end of the robotic arm 500 obtains the workpiece to be tested of the loading fixture 220 and places it on the first test component 300 for testing.

According to some embodiments of the utility model, the first test component 300 also includes: a work station 330, which is arranged on the machine 100, and the quick-change mechanism 310 is arranged on the work station 330 and is located on the upper end surface of the work station 330; a quick-change fixture 320, which is arranged on the work station 330 and is located on the upper end surface of the work station 330, the quick-change fixture 320 and the quick-change mechanism 310 are arranged opposite to each other, and the quick-change fixture 320 is used to clamp the workpiece to be tested; a first crimping component 340, which is arranged on the work station 330, and the first crimping component 340 is used to press the workpiece to be tested on the quick-change fixture 320, and the quick-change fixture 320 is used to place and clamp the workpiece to be tested, and at the same time, the workpiece to be tested is pressed on the quick-change fixture 320 by the first crimping component 340 so that it cannot move up and down, and the connector 313 on the quick-change mechanism 320 is docked with the workpiece to be tested for communication and power-on to complete the test.

According to some embodiments of the present invention, the quick-change mechanism 310 includes: a base 315, two positioning spherical surfaces 316 are provided on the side of the lower part, a positioning block is provided on the work station 330, and a positioning part matching the positioning spherical surface 316 is provided on the positioning block. When installing, the base 315 is pressed into the positioning block of the work station 330 so that the positioning spherical surface 316 enters the corresponding positioning part of the positioning block. During the disassembly process, the base 315 is pulled out with reverse force. The process is convenient and fast, and is suitable for a test environment that requires frequent disassembly and assembly; a first mounting seat 311, connected to the side of the base 315; a second mounting seat 312, The second mounting seat 312 is connected to the side of the first mounting seat 311 and is provided with a supporting surface 3121; the connector 313 is detachably connected to the supporting surface 3121, the supporting surface 3121 is provided with a threaded hole, the connector 313 is provided with a first through hole coaxial with the threaded hole, the supporting surface 3121 is also provided with a positioning pin, the connector 313 is provided with a second through hole matching the positioning pin, the connector 313 is positioned on the second mounting seat 312 by the positioning pin, and the connector 313 is detachably connected to the second mounting seat 312 by bolts, so as to facilitate quick replacement and disassembly of the connector 313.

According to some embodiments of the utility model, the first mounting seat 311 is movably connected to the base 315 through the first contour bolt 314, and the second mounting seat 312 is movably connected to the first mounting seat 311 through the second contour bolt, and springs are provided at the first contour bolt 314 and on the rod of the second contour bolt, and the base 315, the first mounting seat 311 and the second contour bolt are connected respectively through the first contour bolt 314 and the second contour bolt, so that there is a certain floating effect between the first mounting seat 311 and the base 315, and between the second mounting seat 312 and the first mounting seat 311, so that the connector 313 can better align with the workpiece to be tested, and avoid the fixed connector 313 from interfering with the workpiece when docking, thereby causing the test to be unable to be performed.

According to some embodiments of the present invention, the quick-change fixture 320 includes: a bottom plate 321, which is arranged on the work station 330, and a step portion 3211 is provided on one side of the bottom plate 321, and a plurality of positioning holes are provided on the other side; a locking assembly, including a fixing block 322, an elastic member 323 and a locking member 324, the fixing block 322 is arranged on the work station 330 and is located on one side of the bottom plate 321, the locking member 324 is movably arranged on the fixing block 322, and the elastic member 323 is used to drive the locking member 324 to press against the step portion 3211. 11. The locking member 324 can press against the step portion 3211 or disengage from the step portion 3211. When the base plate 321 of the fixture is placed on the workbench 330, the elastic member 323 drives the locking member 324 to press against the step portion 3211, thereby locking the base plate 321 on the workbench 330, completing the quick installation of the fixture. When the test is completed or a different fixture needs to be replaced, the base plate 321 can be removed from the workbench 330 by driving the locking member 324 to disengage from the step portion 3211.

According to some embodiments of the present invention, the locking member 324 includes a buckling surface, which is arranged parallel to the upper end surface of the step portion 3211 , and the locking member 324 can be snapped onto the step portion 3211 through the buckling surface, thereby locking the bottom plate 321 .

According to some embodiments of the present invention, the locking member 324 also includes a guide surface 3241, which is inclined at the upper end of the locking member 324, and the inclination direction is from the direction away from the bottom plate 321 to the bottom of the bottom plate 321. The guide surface 3241 can play a guiding and positioning role for the bottom plate 321 when it is lowered onto the work station 330. Through the guide surface 3241, the bottom plate 321 can squeeze the locking member 324 toward the outside of the bottom plate 321 during the lowering process. When the upper end surface of the bottom plate 321 moves to the buckling surface and is lowered, the locking member 324 rebounds under the action of the elastic member 323, thereby locking the bottom plate 321 through the cooperation of the buckling surface and the step surface 3241.

The cam 324 is secured to the cam 325 by the spring 323, and the cam 324 is secured to the cam 325 by the spring 323. The cam 324 is secured to the cam 325 by the spring 323.

According to some embodiments of the present invention, handles 350 are respectively provided on both sides of the upper end surface of the bottom plate 321 to facilitate taking the entire clamp.

According to some embodiments of the utility model, it also includes: a mounting plate 360, which is slidably connected to the bottom plate 321 and is used to install the test assembly; a first connecting plate 370, which is arranged on the side of the mounting plate 360; a second connecting plate 380, which is connected to the cylinder on the work station 330, and the second connecting plate 380 is provided with a U-shaped groove 381, and the first connecting plate 370 is used to insert into the U-shaped groove 381. Through the above-mentioned connection method, the cylinder can drive the mounting plate 360 to move, so as to facilitate the workpiece to be tested to dock with the connector 313 for testing or to leave the connector 313 for disconnection testing, and the first connecting plate 370 is clamped by the U-shaped groove 381 to form a quick installation and disassembly between the first connecting plate 370 and the second connecting plate 380.

According to some embodiments of the present invention, a slide rail is provided on the bottom plate 321 , a slider is connected to the lower end of the mounting plate 360 , and the lower end of the slider is slidably connected to the slide rail.

According to some embodiments of the utility model, a fixture identification member 390 is further provided on the bottom plate 321, and an identification code is provided at the lower end of the fixture identification member 390. A code scanning machine or an identification machine is correspondingly provided on the work station 330 to identify the corresponding fixture.

According to some embodiments of the present invention, the second testing assembly 400 includes: a second transmission member 410 , which is disposed on the machine 100 ;

A feeding plate 420 is movably connected to the second transmission member 410, and a quick-change mechanism 310 and a quick-change fixture 320 are provided on the feeding plate 420; a second crimping member 430 is provided on the feeding plate 420, and the second crimping member 430 is used to press the workpiece to be tested onto the quick-change fixture 320; a darkroom 440 is provided on the machine 100 and the second transmission member 410 passes through the darkroom 440; a photographing member 450 is provided in the darkroom 440, and the photographing member is used to photograph the appearance integrity of the workpiece to be tested.

According to some embodiments of the present invention, two of each of the robot arm 500 and the second test assembly 400 are provided.

According to the second aspect of the present invention, a testing method for new energy vehicle testing comprises the following steps:

A. Obtain the workpiece to be tested from the loading assembly 200 by a manipulator and move it to the first testing assembly 300;

B. Repeat step A until all first test components 300 are being tested;

C. moving the workpiece that has been tested in the first test assembly 300 to the second test assembly 400;

D. The workpiece enters the darkroom in the second testing assembly 400 for testing.

The beneficial effects of the utility model are as follows.

1. Loading is performed through the loading component 200, and the workpiece to be tested is carried between the loading component 200 and the first test component 300, and between the first test component 300 and the second test component 400 by the robot arm 500, so as to improve the loading and transmission efficiency. By setting up multiple first test components 300, multiple workpieces to be tested are tested at the same time, and the tested workpieces are sent to the second test component 400 by the robot arm 500 in turn for appearance integrity inspection. At the same time, the plug is quickly replaced by the quick-change mechanism 310, so as to improve the test efficiency and facilitate the operation. At the same time, the adaptability of the test device itself is increased, and different workpieces can be tested by replacing different plugs.

2. By arranging a fixing block 322, an elastic member 323 and a locking member 324 on the work station 330, when the base plate 321 of the fixture is placed on the work station 330, the elastic member 323 drives the locking member 324 to press against the step portion 3211, thereby locking the base plate 321 on the work station 330, and completing the rapid installation of the fixture. When the test is completed or a different fixture needs to be replaced, the locking member 324 is driven to disengage from the step portion 3211, so that the base plate 321 can be removed from the work station 330, and disassembly and assembly are very convenient and quick.

3. By detachably connecting the connector 313 to the mounting assembly, the connector 313 can be easily replaced. At the same time, the positioning spherical surface 316 on the base 315 is used to position the base 315 with the external fixture. During installation, the base 315 only needs to be pressed into the external fixture so that the positioning spherical surface 316 enters the corresponding positioning part of the fixture. During the disassembly process, the base 315 is pulled out with reverse force. The process is convenient and fast, and is suitable for test environments that require frequent disassembly and assembly, and can adapt to the replacement of connectors 313 of various specifications.

It should be noted that in this specification, terms such as "one embodiment", "some embodiments", "basic embodiment", "extended embodiment" etc. may be used to describe several embodiments of the utility model. The specific features, structures, materials or characteristics in the several embodiments may be combined in accordance with the principles and purposes of the utility model.

Although some embodiments of the utility model have been shown and described in this specification, the utility model should not be limited to the above-mentioned embodiments. As long as the technical effects of the utility model are achieved by the same or equivalent means, any changes, modifications, equivalent substitutions and equivalent variations of these embodiments within the spirit and principles of the present disclosure and without departing from the principles and purpose of the present utility model should be included in the scope of protection of the present disclosure and should be deemed to belong to the scope of protection of the utility model.

Claims (10)

1. A quick change anchor clamps for testing arrangement, testing arrangement includes station platform, its characterized in that still includes:

The bottom plate is arranged on the station platform, one side of the bottom plate is provided with a step part, and the other side of the bottom plate is provided with a plurality of positioning holes;

The locking assembly comprises a fixed block, an elastic piece and a locking piece, wherein the fixed block is arranged on the station platform and is positioned on one side of the bottom plate, the locking piece is movably arranged on the fixed block, the elastic piece is used for driving the locking piece to press the step part, and the locking piece can press the step part or separate from the step part.

2. The quick change clamp of claim 1, wherein the locking member comprises a snap face, the snap face being disposed parallel to an upper end face of the step.

3. The quick change clamp of claim 2, wherein the locking member further comprises a guide surface, the guide surface being obliquely disposed at an upper end of the locking member, the oblique direction being from top to bottom in a direction away from the bottom plate toward the bottom plate.

4. The quick change clamp according to claim 1, wherein the elastic member is provided as a spring, one end of the spring is connected to the fixing block, and the other end is connected to a side surface of the middle portion of the locking member.

5. The quick change clamp of claim 4, wherein the fixing block is further screwed with a positioning pin, and the positioning pin abuts against a side surface of the lower portion of the locking member.

6. The quick-change clamp according to claim 1, wherein handles are provided on both sides of the upper end surface of the bottom plate.

7. The quick change clamp of any one of claims 1 to 6, further comprising:

The mounting plate is connected with the bottom plate in a sliding manner and is used for mounting the test assembly;

the first connecting plate is arranged on the side surface of the mounting plate;

The second connecting plate is connected with the air cylinder on the station table, a U-shaped groove is formed in the second connecting plate, and the first connecting plate is used for being inserted into the U-shaped groove.

8. The quick change clamp of claim 7, wherein the base plate is provided with a slide rail, the lower end of the mounting plate is connected with a slide block, and the lower end of the slide block is slidably connected to the slide rail.

9. The quick change clamp of claim 7, wherein the base plate is further provided with a clamp identification member, and an identification code is provided at a lower end of the clamp identification member.

10. A testing device comprising a quick change clamp according to any one of claims 1 to 9.