CN212706398U

CN212706398U - Clamp for semiconductor device measurement

Info

Publication number: CN212706398U
Application number: CN202021615047.6U
Authority: CN
Inventors: 陈磊磊
Original assignee: Suzhou Sailihong Intelligent Manufacturing Co ltd
Current assignee: Suzhou Sailihong Intelligent Manufacturing Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-03-16
Anticipated expiration: 2030-08-06

Abstract

The utility model belongs to the technical field of semiconductor device detects, especially, be a semiconductor device measures and uses anchor clamps to anchor clamps among prior art only can press from both sides semiconductor device tightly when using, can not carry out rotatory adjustment to semiconductor device, the problem of the operation of being not convenient for use, now proposes following scheme, and it includes the bottom plate, the equal fixed mounting in top both sides of bottom plate has the backup pad, and one side that two backup pads are close to each other all rotates and installs first pivot, and the outside fixed mounting that lies in the first pivot on right side in two first pivots has the disc, and a plurality of fixed slots have been seted up in the outside of disc. The utility model has the advantages of reasonable design, easy operation is convenient for press from both sides tightly semiconductor device to at the in-process that presss from both sides tight semiconductor device, can play good buffering guard action to semiconductor device, avoided appearing damaging semiconductor device's problem, and the semiconductor device angle of adjustment of being convenient for measures, convenient to operate and use.

Description

Clamp for semiconductor device measurement

Technical Field

The utility model relates to a semiconductor device detects technical field, especially relates to a semiconductor device measures and uses anchor clamps.

Background

A semiconductor device is an electronic device in which conductivity is interposed between a good conductor and an insulator, and a specific function is performed by utilizing special electrical characteristics of a semiconductor material. It can be used to generate, control, receive, convert, amplify signals and perform energy conversion. The semiconductor material of the semiconductor device is silicon, germanium or gallium arsenide, and can be used as a material for a rectifier, an oscillator, a light emitter, an amplifier, a photodetector, or the like.

However, in order to measure a semiconductor device by clamping the semiconductor device with a jig, a jig in the prior art only clamps the semiconductor device when in use, cannot adjust the semiconductor device by rotation, and is inconvenient to operate and use, and thus a jig for measuring a semiconductor device has been proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the clamp in the prior art can only clamp the semiconductor device tightly when in use, can not rotate and adjust the semiconductor device, is inconvenient for operation and use, and provides a clamp for measuring the semiconductor device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a clamp for measuring a semiconductor device comprises a base plate, wherein supporting plates are fixedly arranged on two sides of the top of the base plate, a first rotating shaft is rotatably arranged on one side, close to each other, of the two supporting plates, a disc is fixedly arranged on the outer side of the first rotating shaft on the right side of the two first rotating shafts, a plurality of fixing grooves are formed in the outer side of the disc, a fixing plate is fixedly arranged on one side of the supporting plate on the right side of the two supporting plates, a fixing rod is slidably arranged on the inner side of the fixing plate, the bottom end of the fixing rod is matched with the fixing grooves, the top end of the fixing rod extends to the upper side of the fixing plate and is rotatably arranged with a pulling plate, a transverse plate is fixedly arranged on the outer side of the fixing rod, a first spring is movably sleeved on the outer side of the fixing rod, two ends of the first spring are, two second rotating shafts are respectively connected to the outer sides of the corresponding first rotating shafts in a sliding manner through corresponding sliding grooves, one ends of second springs are fixedly connected to the inner wall of one side, close to each other, of the two sliding grooves, the other ends of the two second springs are respectively fixedly connected with the corresponding first rotating shafts, clamping plates are fixedly mounted at one ends, close to each other, of the two second rotating shafts, two connecting rods are slidably mounted at the inner sides of the two clamping plates, a baffle is fixedly mounted at one end of each of the four connecting rods, the same protective pad is fixedly mounted at the other end of each of the two connecting rods, which are positioned at the same side, of the four connecting rods, a third spring is movably sleeved at the outer sides of the four connecting rods, two ends of the third spring are respectively fixedly connected with the clamping plates and the protective pad, the same placing seat is slidably, two splint equal sliding connection are in the outside of threaded rod.

Preferably, the limiting grooves are formed in the inner walls of the two sides of the sliding groove, the limiting blocks are fixedly mounted on the two sides of the first rotating shaft, and the two limiting blocks are connected in the corresponding limiting grooves in a sliding mode respectively to play a certain limiting role.

Preferably, the connecting groove has been seted up to the inboard of splint, and the connecting rod passes through connecting groove sliding connection in the inboard of splint, the sliding connection connecting rod of being convenient for.

Preferably, the inner wall of one side of the groove is fixedly provided with an outer ring of the bearing, and the threaded rod is fixedly sleeved with the inner ring of the bearing, so that the threaded rod is convenient to rotate and install.

Preferably, the outside of threaded rod is equipped with two sets of external screw threads, and two sets of external screw thread pitch are the same, and revolve to opposite for the moving direction of two splint is opposite all the time, and the amplitude of movement remains the unanimity all the time.

Preferably, the groove is internally and fixedly provided with a limiting rod, and the two clamping plates are connected to the outer side of the limiting rod in a sliding mode and play a certain limiting role in the two clamping plates.

In the utility model, a semiconductor device measuring clamp, through rotating the threaded rod, through two sets of external screw threads and the threaded connection of two splint outside the threaded rod, can drive two splint and be close to each other and move, thereby can make two second pivots close to each other and slide, and make the second spring atress tensile, thereby can make two protection pads press from both sides semiconductor device tight fixed, and play good buffering protection effect through the elastic deformation of four third springs and the combined action of two protection pads, avoid in the process of pressing from both sides tight semiconductor device, the problem of damaging semiconductor device appears;

in the utility model, the clamp for measuring the semiconductor device, through pulling the pulling plate to move upwards, the pulling plate drives the fixed rod to move upwards, so that the fixed rod moves upwards and slides out of the fixed groove, thereby the fixation to the disc can be released, and the first spring is stressed and compressed through the elastic deformation of the first spring, then the pulling plate is rotated, then the pulling plate is released, so that the bottom of the pulling plate is contacted with the supporting plate, the limiting effect is achieved on the pulling plate, then the first rotating shaft is rotated, the semiconductor device can be driven to rotate to adjust the angle, thereby the measurement to the semiconductor device is convenient, and the operation and the use are convenient;

the utility model has the advantages of reasonable design, easy operation is convenient for press from both sides tightly semiconductor device to at the in-process that presss from both sides tight semiconductor device, can play good buffering guard action to semiconductor device, avoided appearing damaging semiconductor device's problem, and the semiconductor device angle of adjustment of being convenient for measures, convenient to operate and use.

Drawings

Fig. 1 is a schematic structural view of a jig for measuring a semiconductor device according to the present invention;

fig. 2 is a schematic structural diagram of a portion a of a jig for measuring a semiconductor device according to the present invention;

fig. 3 is a schematic structural diagram of a portion B of a jig for measuring a semiconductor device according to the present invention;

fig. 4 is a schematic structural diagram of a part C of the clamp for measuring a semiconductor device according to the present invention.

In the figure: 1. a base plate; 2. a support plate; 3. a first rotating shaft; 4. a disc; 5. fixing grooves; 6. a fixing plate; 7. fixing the rod; 8. pulling a plate; 9. a transverse plate; 10. a first spring; 11. a second rotating shaft; 12. a chute; 13. a second spring; 14. a splint; 15. a connecting rod; 16. a baffle plate; 17. a protective pad; 18. a third spring; 19. a placing seat; 20. a groove; 21. a threaded rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a clamp for measuring a semiconductor device comprises a base plate 1, wherein supporting plates 2 are fixedly mounted on both sides of the top of the base plate 1, a first rotating shaft 3 is rotatably mounted on one side of each of the two supporting plates 2 close to each other, a disc 4 is fixedly mounted on the outer side of the first rotating shaft 3 on the right side of the two first rotating shafts 3, a plurality of fixing grooves 5 are formed in the outer side of the disc 4, a fixing plate 6 is fixedly mounted on one side of the supporting plate 2 on the right side of the two supporting plates 2, a fixing rod 7 is slidably mounted on the inner side of the fixing plate 6, the bottom end of the fixing rod 7 is matched with the fixing grooves 5, the top end of the fixing rod 7 extends to the upper side of the fixing plate 6 and is rotatably mounted with a pull plate 8, a transverse plate 9 is fixedly mounted on the outer side of the fixing, the outer sides of the two first rotating shafts 3 are respectively provided with a second rotating shaft 11 in a sliding way, one side of each second rotating shaft 11, which is far away from each other, is provided with a sliding groove 12, the two second rotating shafts 11 are respectively connected to the outer sides of the corresponding first rotating shafts 3 in a sliding way through the corresponding sliding grooves 12, one end of each second spring 13 is fixedly connected to the inner wall of one side, which is close to each other, of the two sliding grooves 12, the other ends of the two second springs 13 are respectively fixedly connected with the corresponding first rotating shafts 3, one end, which is close to each other, of each second rotating shaft 11 is respectively and fixedly provided with a clamping plate 14, the inner sides of the two clamping plates 14 are respectively and slidably provided with two connecting rods 15, one ends of the four connecting rods 15 are respectively and fixedly provided with a baffle 16, the other ends of the two connecting rods 15 positioned on the, the both ends of third spring 18 respectively with splint 14 and protection pad 17 fixed connection, the outside slidable mounting of two splint 14 has same seat 19 of placing, places the front side of seat 19 and opens and be equipped with recess 20, slidable mounting has threaded rod 21 in the recess 20, the equal slidable connection of two splint 14 is in the outside of threaded rod 21.

The inner walls of two sides of the chute 12 are both provided with a limiting groove, two sides of the first rotating shaft 3 are both fixedly provided with limiting blocks, the two limiting blocks are respectively connected in the corresponding limiting grooves in a sliding way to play a certain limiting role, the inner side of the clamping plate 14 is provided with a connecting groove, the connecting rod 15 is connected in the inner side of the clamping plate 14 in a sliding way through the connecting groove to facilitate the sliding connection of the connecting rod 15, the inner wall of one side of the groove 20 is fixedly provided with an outer ring of a bearing, the threaded rod 21 is fixedly sleeved with an inner ring of the bearing to facilitate the rotating installation of the threaded rod 21, the outer side, and the turning directions are opposite, so that the moving directions of the two clamping plates 14 are always opposite, the moving amplitudes are always kept consistent, a limiting rod is fixedly arranged in the groove 20, and the two clamping plates 14 are both connected to the outer side of the limiting rod in a sliding manner and play a certain limiting role in the two clamping plates 14.

In the utility model, when in use, the semiconductor device is firstly placed on the placing seat 19, then the threaded rod 21 is rotated, the two clamping plates 14 can be driven to move close to each other through the threaded connection of the two groups of external threads outside the threaded rod 21 and the two clamping plates 14, so that the two second rotating shafts 11 can slide close to each other, and the second spring 13 is stressed and stretched, so that the two protective pads 17 can clamp and fix the semiconductor device, and the elastic deformation of the four third springs 18 and the combined action of the two protective pads 17 play a good buffer protection role, thereby avoiding the problem of damaging the semiconductor device in the process of clamping the semiconductor device, and when measuring the semiconductor device, the pulling plate 8 can be pulled to move upwards, so that the pulling plate 8 drives the fixing rod 7 to move upwards, the fixing rod 7 can move upwards and slide out of the fixing groove 5, thereby can remove the fixed to disc 4, and elastic deformation through first spring 10 makes first spring 10 atress compression, then rotates arm-tie 8, and it can make the bottom of arm-tie 8 contact with backup pad 2 to release arm-tie 8 immediately, plays limiting displacement to arm-tie 8, then rotates first pivot 3, can drive semiconductor device rotation angle of adjustment, thereby be convenient for to semiconductor device's measurement, be convenient for operate and use.

Claims

1. The utility model provides a semiconductor device measures and uses anchor clamps, which comprises a base plate (1), and is characterized in that, the top both sides of bottom plate (1) all fixed mounting have backup pad (2), one side that two backup pad (2) are close to each other all rotates and installs first pivot (3), the outside fixed mounting of the first pivot (3) that is located the right side in two first pivot (3) has disc (4), a plurality of fixed slots (5) have been seted up in the outside of disc (4), one side fixed mounting of the backup pad (2) that is located the right side in two backup pad (2) has fixed plate (6), the inboard slidable mounting of fixed plate (6) has dead lever (7), the bottom and the fixed slot (5) of dead lever (7) are adapted, the top of dead lever (7) extends to the top of fixed plate (6) and rotates and installs arm-tie (8), the outside fixed mounting of dead lever (, the outer side of the fixed rod (7) is movably sleeved with a first spring (10), two ends of the first spring (10) are respectively fixedly connected with the fixed plate (6) and the transverse plate (9), the outer sides of the two first rotating shafts (3) are respectively provided with a second rotating shaft (11) in a sliding manner, one side, far away from each other, of each of the two second rotating shafts (11) is provided with a sliding groove (12), the two second rotating shafts (11) are respectively connected with the outer sides of the corresponding first rotating shafts (3) in a sliding manner through the corresponding sliding grooves (12), one end, close to each other, of each of the two sliding grooves (12) is fixedly connected with one end of each of the second springs (13), the other ends of the two second springs (13) are respectively fixedly connected with the corresponding first rotating shafts (3), one end, close to each of the two second rotating shafts (11) is respectively fixedly provided with a clamping plate (14), and two connecting rods, the equal fixed mounting in one end of four connecting rods (15) has baffle (16), the other end fixed mounting that lies in two connecting rods (15) of homonymy in four connecting rods (15) has same protection pad (17), the equal movable sleeve in outside of four connecting rods (15) is equipped with third spring (18), the both ends of third spring (18) respectively with splint (14) and protection pad (17) fixed connection, the outside slidable mounting of two splint (14) has one and the same seat (19) of placing, place the front side of seat (19) and open and be equipped with recess (20), slidable mounting has threaded rod (21) in recess (20), the equal slidable connection in the outside of threaded rod (21) of two splint (14).

2. The clamp for measuring the semiconductor device according to claim 1, wherein the inner walls of the two sides of the sliding groove (12) are respectively provided with a limiting groove, the two sides of the first rotating shaft (3) are respectively and fixedly provided with a limiting block, and the two limiting blocks are respectively and slidably connected in the corresponding limiting grooves.

3. The clamp for measuring the semiconductor device as claimed in claim 1, wherein the inner side of the clamping plate (14) is provided with a connecting groove, and the connecting rod (15) is slidably connected to the inner side of the clamping plate (14) through the connecting groove.

4. The clamp for measuring the semiconductor device as claimed in claim 1, wherein an outer ring of the bearing is fixedly mounted on one side inner wall of the groove (20), and the threaded rod (21) is fixedly sleeved with an inner ring of the bearing.

5. The jig for measuring semiconductor device as claimed in claim 1, wherein the threaded rod (21) is provided on its outer side with two sets of external threads having the same pitch and opposite directions of rotation.

6. The clamp for measuring the semiconductor device as claimed in claim 1, wherein a limiting rod is fixedly installed in the groove (20), and the two clamping plates (14) are slidably connected to the outer side of the limiting rod.