CN216248049U - Test fixture with positioning function for integrated circuit test sorting machine - Google Patents
Test fixture with positioning function for integrated circuit test sorting machine Download PDFInfo
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- CN216248049U CN216248049U CN202122175016.4U CN202122175016U CN216248049U CN 216248049 U CN216248049 U CN 216248049U CN 202122175016 U CN202122175016 U CN 202122175016U CN 216248049 U CN216248049 U CN 216248049U
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Abstract
The utility model discloses a test fixture with a positioning function for an integrated circuit test separator, which relates to the technical field of integrated circuit test and comprises a fixture bottom plate, a micro motor and a threaded rod, wherein a first fixture and a second fixture are respectively and movably mounted at two ends of the upper surface of the fixture bottom plate, the first fixture and the second fixture are identical in structure, and an output shaft of the micro motor is fixedly connected with one end of the threaded rod. According to the utility model, the rubber pressing plate is driven to move by the telescopic rod, the TPV soft casing is utilized to clamp the integrated circuit, the TPV soft casing is pressed to deform to extrude the silica gel ball, the pressure is dispersed by utilizing the flexible shock absorption characteristics of the TPV soft casing and the silica gel ball, so that the integrated circuit is protected, the problem that the edge of the integrated circuit bears excessive pressure due to lack of corresponding protection measures at the connecting part, the abrasion is generated to a certain degree, and the later use is influenced is solved, and the use efficiency of the test fixture is improved.
Description
Technical Field
The utility model relates to the technical field of integrated circuit testing, in particular to a test fixture with a positioning function for an integrated circuit test sorting machine.
Background
The integrated circuit test handler is used for performing an electrical performance test on an integrated circuit and sorting the integrated circuit according to a test result, and a test fixture is a very important component of the test handler.
The following problems exist in the prior art:
1. when the existing test fixture is used for positioning and clamping an integrated circuit, due to the lack of corresponding protective measures at the connection part, the edge of the integrated circuit bears excessive pressure, so that certain degree of abrasion is generated, the use in the later stage is influenced, and the use efficiency of the fixture is reduced;
2. when the anchor clamps of conventional test sorter are being fixed, unsettled circumstances can appear in integrated circuit's middle part, if test pen pressure is too big, can make integrated circuit's middle part fracture, leads to integrated circuit's test cost to increase, the problem that the utilization efficiency of anchor clamps reduces.
SUMMERY OF THE UTILITY MODEL
The utility model provides a test fixture with a positioning function for an integrated circuit test sorting machine, which aims to have the capability of clamping protection and solve the problems that the edge of an integrated circuit bears excessive pressure, generates abrasion to a certain degree and influences the later use due to the lack of corresponding protection measures at a connecting part; the other purpose is that the middle part of solving integrated circuit can appear unsettled the condition, if test pen pressure is too big, can make the cracked problem in middle part of integrated circuit to reach the utilization efficiency that improves test fixture, reduce integrated circuit's test cost's effect.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
the utility model provides a test fixture for integrated circuit tests sorter with locate function, includes anchor clamps bottom plate, micro motor and threaded rod, the upper surface both ends of anchor clamps bottom plate movable mounting respectively have first anchor clamps and second anchor clamps, first anchor clamps constitute the same with the structure of second anchor clamps, micro motor's output shaft and the one end fixed connection of threaded rod, the inner wall bottom of second anchor clamps is provided with centre gripping protection mechanism, the upper surface middle part fixed mounting of anchor clamps bottom plate has bearing buffer gear.
The second clamp comprises a movable plate, a clamping and positioning frame and a telescopic rod, and a rubber pressing plate is fixedly connected to the bottom of the telescopic rod.
The clamping protection mechanism comprises a TPV soft casing, a silica gel ball and a spring, and the bottom surface of the TPV soft casing is movably connected with the inner surface of the clamping and positioning frame.
The bearing buffer mechanism comprises a hard bearing plate, a TPV (thermoplastic vulcanizate) protective plate and a buffer, wherein a high-strength pressure-resistant water bag is arranged in the TPV protective plate.
The technical scheme of the utility model is further improved as follows: the fixture comprises a fixture bottom plate, a movable plate, a first fixture, a second fixture, a telescopic rod, a rubber pressing plate and a clamping and positioning frame, wherein the upper surface of the fixture bottom plate is provided with a sliding groove, the inner wall of the sliding groove is in sliding connection with the bottom surface of the movable plate, the bottoms of the first fixture and the second fixture are respectively provided with a positive thread section and a negative thread section which are matched with the outer surface of the threaded rod, the top of the telescopic rod is fixedly connected with the top of the inner wall of the clamping and positioning frame, and the outer surface of the rubber pressing plate is movably connected with the inner surface of the clamping and positioning frame.
The technical scheme of the utility model is further improved as follows: the bottom surface of the TPV soft shell is fixedly connected with the top of the spring, the outer surface of the silica gel ball is fixedly connected with the inner surface of the TPV soft shell, the silica gel ball is symmetrically arranged relative to the central line of the TPV soft shell, and the middle of the TPV soft shell is fixedly provided with a limiting protection rod movably connected with the outer surface of the silica gel ball.
The technical scheme of the utility model is further improved as follows: the upper surface of stereoplasm loading board has seted up the fixed slot, the surface of buffer and the inner wall fixed connection of constant head tank, the top of buffer and the bottom surface fixed connection of TPV protection shield.
The technical scheme of the utility model is further improved as follows: the upper surface of the hard bearing plate is fixedly provided with a rubber gasket, the top of the rubber gasket is movably connected with the bottom surface of the TPV protection plate, and the outer surface of the high-strength pressure-resistant water bag is fixedly connected with the inner surface of the TPV protection plate.
The technical scheme of the utility model is further improved as follows: the bottom surface fixed mounting of the soft cover shell of TPV has the location inserted bar, the slot has been seted up to centre gripping location frame's inner wall bottom, and the inner wall of slot and the surface joint of location inserted bar.
The technical scheme of the utility model is further improved as follows: the right side of micro motor and the left side fixed connection of anchor clamps bottom plate, the one end of threaded rod is connected with the inner wall rotation of anchor clamps bottom plate, fixed mounting has the slide bar on the inner wall of anchor clamps bottom plate, the surface of slide bar all with the bottom inner wall sliding connection of first anchor clamps, second anchor clamps, the bottom surface movable mounting of centre gripping locating frame has the roller bearing, the surface of roller bearing and the last surface sliding connection of anchor clamps bottom plate.
Due to the adoption of the technical scheme, compared with the prior art, the utility model has the technical progress that:
1. the utility model provides a test fixture with a positioning function for an integrated circuit test sorting machine, which adopts the matching of a telescopic rod, a rubber pressing plate, a TPV soft casing, a silica gel ball and a limiting protection rod, drives the rubber pressing plate to move through the telescopic rod, clamps an integrated circuit by utilizing the TPV soft casing, extrudes the silica gel ball by the pressure deformation of the TPV soft casing, disperses the pressure by utilizing the flexible shock absorption characteristics of the TPV soft casing and the silica gel ball, further protects the integrated circuit, avoids the problem that the edge of the integrated circuit bears excessive pressure due to the lack of corresponding protection measures at the connection part, generates certain degree of abrasion, and influences the later use, and improves the use efficiency of the test fixture.
2. The utility model provides a test fixture with a positioning function for an integrated circuit test sorting machine, which is characterized in that a hard bearing plate, a rubber gasket, a TPV (thermoplastic vulcanizate) protective plate, a high-strength pressure-resistant water bag and a buffer are matched, the TPV protective plate is used for bearing an integrated circuit, the buffer is extruded by the TPV protective plate, and the buffer and the high-strength pressure-resistant water bag are matched for buffering and rebounding, so that the integrated circuit is supported and protected, the suspension condition in the middle of the integrated circuit is avoided, if the pressure of a test pen is too high, the middle of the integrated circuit is broken, the utilization efficiency of the test fixture is improved, and the test cost of the integrated circuit is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a perspective view of a second fixture of the present invention;
FIG. 3 is a schematic cross-sectional view of the structural clamping protection mechanism of the present invention;
FIG. 4 is a perspective view of the structural support cushioning mechanism of the present invention;
FIG. 5 is a schematic view of the structural support cushioning mechanism of the present invention in isolation;
fig. 6 is a schematic cross-sectional view of a structural TPV protection plate of the present invention.
In the figure: 1. a clamp base plate; 11. a micro motor; 12. a threaded rod;
2. a first clamp;
3. a second clamp; 31. moving the plate; 32. clamping the positioning frame; 321. a telescopic rod; 322. a rubber press plate;
4. a clamping protection mechanism; 41. a TPV soft jacket; 411. a limiting protection rod; 412. positioning the inserted rod; 413. a spring;
42. a silica gel ball;
5. a bearing buffer mechanism; 51. a hard bearing plate; 511. a rubber gasket; 52. a TPV protection plate; 521. a high-strength compression-resistant water bag; 53. a buffer.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
As shown in FIGS. 1-6, the utility model provides a test fixture with positioning function for an integrated circuit test sorting machine, comprising a fixture bottom plate 1, a micro motor 11 and a threaded rod 12, wherein both ends of the upper surface of the fixture bottom plate 1 are respectively movably provided with a first fixture 2 and a second fixture 3, the first fixture 2 and the second fixture 3 have the same structure, the output shaft of the micro motor 11 is fixedly connected with one end of the threaded rod 12, the bottom of the inner wall of the second fixture 3 is provided with a clamping protection mechanism 4, the middle part of the upper surface of the fixture bottom plate 1 is fixedly provided with a bearing buffer mechanism 5, the second fixture 3 comprises a movable plate 31, a clamping positioning frame 32 and a telescopic rod 321, the bottom of the telescopic rod 321 is fixedly connected with a rubber pressure plate 322, the clamping protection mechanism 4 comprises a TPV soft casing 41, a silica gel ball 42 and a spring 413, the bottom surface of the TPV casing soft casing 41 is movably connected with the inner surface of the clamping positioning frame 32, the bearing buffer mechanism 5 comprises a hard bearing plate 51, a TPV protection plate 52 and a buffer 53, wherein a high-strength pressure-resistant water bag 521 is arranged inside the TPV protection plate 52.
Further, the spout has been seted up to the upper surface of anchor clamps bottom plate 1, the inner wall of spout and the bottom surface sliding connection of movable plate 31, first anchor clamps 2, the bottom of second anchor clamps 3 is seted up respectively with the regular thread section and the anti-thread section of the surface looks adaptation of threaded rod 12, the top of telescopic link 321 and the inner wall top fixed connection of centre gripping locating frame 32, the surface of rubber pressing plate 322 and the internal surface swing joint of centre gripping locating frame 32, output shaft through micro motor 11 drives threaded rod 12 and rotates, make first anchor clamps 2 and second anchor clamps 3 remove towards the middle part, fix a position integrated circuit.
Furthermore, the bottom surface of the TPV soft casing 41 is fixedly connected with the top of the spring 413, the outer surface of the silica gel ball 42 is fixedly connected with the inner surface of the TPV soft casing 41, the silica gel ball 42 is symmetrically arranged about the center line of the TPV soft casing 41, the middle part of the TPV soft casing 41 is fixedly provided with a limiting protection rod 411 movably connected with the outer surface of the silica gel ball 42, the rubber pressing plate 322 is driven to move through a telescopic rod 321, the integrated circuit is clamped by the TPV soft casing 41, the silica gel ball 42 is extruded by the TPV soft casing 41 through compression deformation, the pressure is dispersed by utilizing the flexible damping characteristics of the TPV soft casing 41 and the silica gel ball 42, the integrated circuit is protected, and the use efficiency of the test fixture is remarkably improved.
Example 2
As shown in fig. 1 to 6, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the fixed slot has been seted up to the upper surface of stereoplasm loading board 51, the surface of buffer 53 and the inner wall fixed connection of constant head tank, the top of buffer 53 and the bottom surface fixed connection of TPV protection shield 52, the fixed surface of stereoplasm loading board 51 installs rubber gasket 511, the top of rubber gasket 511 and the bottom surface swing joint of TPV protection shield 52, the surface of high strength resistance to compression water pocket 521 and the internal surface fixed connection of TPV protection shield 52, accept the integrated circuit through TPV protection shield 52, again by TPV protection shield 52 extrusion buffer 53, cooperate the buffer resilience of buffer 53 and high strength resistance to compression water pocket 521 again, bear the protection to the integrated circuit, prevent that the integrated circuit is unsettled, further improve test fixture's utilization efficiency, integrated circuit's test cost has been reduced.
Example 3
As shown in fig. 1 to 6, on the basis of embodiment 1, the present invention provides a technical solution: preferably, a positioning insertion rod 412 is fixedly installed on the bottom surface of the TPV soft casing 41, a slot is formed at the bottom of the inner wall of the clamping and positioning frame 32, the inner wall of the slot is clamped with the outer surface of the positioning insertion rod 412, the right side of the micro motor 11 is fixedly connected with the left side of the clamp base plate 1, one end of the threaded rod 12 is rotatably connected with the inner wall of the clamp base plate 1, a slide rod is fixedly installed on the inner wall of the clamp base plate 1, the outer surface of the slide rod is slidably connected with the inner walls of the bottoms of the first clamp 2 and the second clamp 3, a roller is movably installed on the bottom surface of the clamping and positioning frame 32, the outer surface of the roller is slidably connected with the upper surface of the clamp base plate 1, the clamping protection mechanism 4 is more conveniently disassembled by the design of the positioning insertion rod 412, and the first clamp 2 and the second clamp 3 are limited by the arrangement of the slide rod, so that the first clamp 2 and the second clamp 3 can stably clamp position the integrated circuit, furthermore, through the slip between roller and the anchor clamps bottom plate 1, reduce the frictional force when first anchor clamps 2 and second anchor clamps 3 remove, further promote the use convenience of device.
The working principle of the test fixture with positioning function for the integrated circuit test handler is described in detail below.
In use, as shown in fig. 1-6, the screw rod 12 is first rotated by the output shaft of the micro motor 11, so that the first clamp 2 and the second clamp 3 move toward the middle, then the IC to be tested is placed on the rigid bearing plate 51, and then the expansion link 321 is matched to drive the rubber pressing plate 322 to move, the TPV soft jacket 41 is used for clamping the integrated circuit, the TPV soft jacket 41 is pressed to deform to extrude the silica gel ball 42, the flexible and shock-absorbing characteristics of the TPV soft jacket 41 and the silica gel ball 42 are used, the pressure is dispersed, the integrated circuit is positioned and clamped at the same time, then the integrated circuit is carried by the TPV protection plate 52, the buffer 53 is extruded by the TPV protection plate 52, the buffer resilience of the buffer 53 and the high-strength compression-resistant water bag 521 is matched, the integrated circuit is protected by bearing, so that the integrated circuit is prevented from being suspended, and the test of the integrated circuit can be carried out.
The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the utility model without departing from the spirit of the inventive concept.
Claims (7)
1. The utility model provides a test fixture for integrated circuit tests sorter with locate function, includes anchor clamps bottom plate (1), micro motor (11) and threaded rod (12), the upper surface both ends of anchor clamps bottom plate (1) movable mounting respectively have first anchor clamps (2) and second anchor clamps (3), first anchor clamps (2) constitute the same, its characterized in that with the structure of second anchor clamps (3): an output shaft of the micro motor (11) is fixedly connected with one end of a threaded rod (12), a clamping protection mechanism (4) is arranged at the bottom of the inner wall of the second clamp (3), and a bearing buffer mechanism (5) is fixedly arranged in the middle of the upper surface of the clamp bottom plate (1);
the second clamp (3) comprises a moving plate (31), a clamping and positioning frame (32) and an expansion rod (321), and the bottom of the expansion rod (321) is fixedly connected with a rubber pressing plate (322);
the clamping protection mechanism (4) comprises a TPV soft sleeve (41), a silica gel ball (42) and a spring (413), and the bottom surface of the TPV soft sleeve (41) is movably connected with the inner surface of the clamping and positioning frame (32);
the bearing buffer mechanism (5) comprises a hard bearing plate (51), a TPV (thermoplastic vulcanizate) protection plate (52) and a buffer (53), wherein a high-strength pressure-resistant water bag (521) is arranged in the TPV protection plate (52).
2. The test fixture with positioning function for the integrated circuit test handler of claim 1, wherein: the fixture comprises a fixture bottom plate (1), a sliding groove is formed in the upper surface of the fixture bottom plate (1), the inner wall of the sliding groove is connected with the bottom surface of a moving plate (31) in a sliding mode, the bottoms of a first fixture (2) and a second fixture (3) are respectively provided with a positive thread section and a negative thread section which are matched with the outer surface of a threaded rod (12), the top of a telescopic rod (321) is fixedly connected with the top of the inner wall of a clamping and positioning frame (32), and the outer surface of a rubber pressing plate (322) is movably connected with the inner surface of the clamping and positioning frame (32).
3. The test fixture with positioning function for the integrated circuit test handler of claim 1, wherein: the bottom surface of the soft cover of TPV (41) and the top fixed connection of spring (413), the surface of silica gel ball (42) and the internal surface fixed connection of the soft cover of TPV (41), the central line symmetry setting about the soft cover of TPV (41) of silica gel ball (42), the middle part fixed mounting of the soft cover of TPV (41) have with the surface swing joint's of silica gel ball (42) spacing guard bar (411).
4. The test fixture with positioning function for the integrated circuit test handler of claim 1, wherein: the upper surface of the hard bearing plate (51) is provided with a fixing groove, the outer surface of the buffer (53) is fixedly connected with the inner wall of the positioning groove, and the top of the buffer (53) is fixedly connected with the bottom surface of the TPV protection plate (52).
5. The test fixture with positioning function for the integrated circuit test handler of claim 1, wherein: the upper surface of the hard bearing plate (51) is fixedly provided with a rubber gasket (511), the top of the rubber gasket (511) is movably connected with the bottom surface of the TPV protection plate (52), and the outer surface of the high-strength pressure-resistant water bag (521) is fixedly connected with the inner surface of the TPV protection plate (52).
6. The test fixture with positioning function for the integrated circuit test handler of claim 1, wherein: the bottom surface of the TPV soft sleeve (41) is fixedly provided with a positioning inserted bar (412), the bottom of the inner wall of the clamping and positioning frame (32) is provided with a slot, and the inner wall of the slot is clamped with the outer surface of the positioning inserted bar (412).
7. The test fixture with positioning function for the integrated circuit test handler of claim 1, wherein: the right side of micro motor (11) and the left side fixed connection of anchor clamps bottom plate (1), the one end of threaded rod (12) rotates with the inner wall of anchor clamps bottom plate (1) to be connected, fixed mounting has the slide bar on the inner wall of anchor clamps bottom plate (1), the surface of slide bar all with the bottom inner wall sliding connection of first anchor clamps (2), second anchor clamps (3), the bottom surface movable mounting of centre gripping locating frame (32) has the roller bearing, the surface of roller bearing and the last surface sliding connection of anchor clamps bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122175016.4U CN216248049U (en) | 2021-09-09 | 2021-09-09 | Test fixture with positioning function for integrated circuit test sorting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122175016.4U CN216248049U (en) | 2021-09-09 | 2021-09-09 | Test fixture with positioning function for integrated circuit test sorting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216248049U true CN216248049U (en) | 2022-04-08 |
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ID=80986385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122175016.4U Active CN216248049U (en) | 2021-09-09 | 2021-09-09 | Test fixture with positioning function for integrated circuit test sorting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216248049U (en) |
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2021
- 2021-09-09 CN CN202122175016.4U patent/CN216248049U/en active Active
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Effective date of registration: 20220829 Address after: No. 269, Gangtong North 3rd Road, North Area of Chengdu Modern Industrial Port, Pixian County, Chengdu City, Sichuan Province, 611700 Patentee after: Chengdu Victor Electronics Co.,Ltd. Address before: 048000 No. 1151, Zezhou South Road, Jincheng City, Shanxi Province Patentee before: Zhou Jiahong |