CN216030350U

CN216030350U - Open wafer box clamp with good stability

Info

Publication number: CN216030350U
Application number: CN202122291586.XU
Authority: CN
Inventors: 刘红军
Original assignee: Kunshan Inbore Electronic Technology Co ltd
Current assignee: Kunshan Inbore Electronic Technology Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-03-15
Anticipated expiration: 2031-09-22

Abstract

The utility model discloses an open type wafer box fixture with good stability, which relates to the field of fixtures and comprises a base frame, wherein a lifting mechanism is installed at the top of the base frame, a bidirectional screw thread driving mechanism is installed in the base frame in a rotating manner, two moving mechanisms are sleeved on the bidirectional screw thread driving mechanism in a transmission manner, two guide rods are installed on one side of the bottom end of each moving mechanism, a clamping mechanism is sleeved on each guide rod in a sliding manner, a first limiting block is fixed at one end, far away from the moving mechanism, of each guide rod, a clamping spring is arranged between each first limiting block and the clamping mechanism, two ends of each clamping spring are respectively contacted with the clamping mechanism and the side wall of each first limiting block, a plurality of fixing rods are installed at the center position of the bottom of the base frame, and a protection mechanism is sleeved on each fixing rod in a sliding manner. The utility model can play a role in protection during clamping work, and avoids the deformation of the wafer box shell caused by overlarge initial extrusion acting force.

Description

Open wafer box clamp with good stability

Technical Field

The utility model relates to the field of clamps, in particular to a clamp for an open wafer box with good stability.

Background

Semiconductor, photovoltaic, sapphire wafer or silicon chip or sapphire piece are a very valuable product, put into open wafer box or closed wafer box and transport in the transportation, wherein be its trade common article in open wafer box, have enough to meet the need in a large number in the production process, generally remove by the manual work now, or put into the handcart, attach the location to its meticulous, then push to board edge unloading, need very carefully take slowly to put in the process of removing, the quality requirement to operating personnel is very high, and inefficiency, the manual work is taken damage or is dropped simultaneously, can bring very big benefit loss for the company.

Along with the rapid development of intelligent equipment techniques such as industrial robot and the continuous rising of labour cost, the trade is also higher and higher to the demand that automated production made, utilize anchor clamps to carry out centre gripping transportation work to the wafer box, wherein current anchor clamps contact with the wafer box top when downstream, the last and wafer box lateral wall contact of centre gripping work, because the too big wafer box lateral wall that can cause of initial extrusion effort warp, influence the safety of article in the wafer box, can not cushion initial extrusion effort, therefore we disclose an open wafer box that stability is good and solve the problem that the aforesaid appears with anchor clamps.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an open type wafer box clamp with good stability so as to solve the problems in the background art.

In order to achieve the above purpose, the present application provides the following technical solutions: a clamp with good stability for an open wafer box comprises a base frame, wherein a lifting mechanism is arranged at the top of the base frame, a bidirectional thread driving mechanism is rotatably arranged in the base frame, two moving mechanisms are sleeved on the bidirectional thread driving mechanism in a transmission way, two guide rods are arranged on one side of the bottom end of the moving mechanism, the guide rods are sleeved with a clamping mechanism in a sliding manner, a first limiting block is fixed at one end of the guide rod far away from the moving mechanism, a clamping spring is arranged between the first limiting block and the clamping mechanism, the two ends of the clamping spring are respectively contacted with the clamping mechanism and the side wall of the first limiting block, a plurality of fixed rods are arranged at the center of the bottom of the base frame, a protection mechanism is sleeved on the fixed rods in a sliding manner, the top end of the fixed rod is sleeved with a buffer spring, and a second limiting block is fixed at the bottom end of the fixed rod.

Based on the structure, the two clamping mechanisms can be driven to move downwards by arranging the lifting mechanism until the bottoms of the protection mechanism pairs are contacted with the top of the wafer box, because the extrusion acting force can compress the buffer spring, the deformation of the top of the wafer box caused by overlarge extrusion acting force is avoided, the two-way thread driving mechanism can drive the two moving mechanisms to be close to each other, thereby reducing the distance between the two clamping mechanisms and realizing the purpose of clamping work, when one side of the clamping mechanism is contacted with the side wall of the wafer box, the clamping spring can act on the clamping spring on the guide rod due to the extrusion acting force, the clamping spring can store the energy to the extrusion acting force, avoiding overlarge initial extrusion acting force, play the guard action to the wafer box lateral wall to sum up, can play the guard action at the centre gripping during operation, avoid initial extrusion effort too big, cause the wafer box shell to take place to warp.

Preferably, the clamping mechanism comprises a clamping plate, and the clamping plate is movably sleeved on the guide rod.

Furthermore, the clamping plate can be arranged to clamp two sides of the wafer box under the driving of the two-way thread driving mechanism and the moving mechanism, so that the clamping purpose of the device is realized.

Preferably, a limiting rod is fixed to one side of the top end of the clamping plate, and one end, far away from the clamping plate, of the limiting rod is in contact with one side of the moving mechanism.

Furthermore, spacing work can be carried out on the space between the clamping plate and the moving mechanism by arranging the limiting rod, and the side supporting effect of the clamping plate is achieved.

Preferably, the moving mechanism comprises a sleeve, the sleeve is sleeved on the bidirectional thread driving mechanism in a threaded manner, a driving block is fixed on the side wall of the sleeve, and one side of the driving block is fixedly connected with one end of the guide rod.

Furthermore, the sleeve can be matched with the driving block to move transversely under the rotating action of the bidirectional thread driving mechanism, so that the clamping work purpose of the clamping plate is realized.

Preferably, the bidirectional screw driving mechanism comprises a bidirectional screw, the bidirectional screw is rotatably mounted in the base frame, a transmission gear is fixed to one end of the bidirectional screw, which penetrates through the base frame, in a moving manner, and the top of the transmission gear is in transmission connection with a power output mechanism.

Furthermore, the bidirectional screw rod can be driven by the power output mechanism to rotate, so that thread driving acting force is provided for the sleeve and the driving block, and the purpose of transverse movement work of the sleeve and the driving block is achieved.

Preferably, the power output mechanism comprises a driving motor, the driving motor is fixedly installed at the top of the base frame, and a driving gear meshed with the transmission gear is fixed on an output shaft of the driving motor.

Further, drive gear can be driven to rotate through setting up driving motor, and then drives drive gear and carry out the transmission, and drive gear drives two-way lead screw and rotates, provides drive power for the rotation work of two-way lead screw.

Preferably, the protection mechanism comprises a movable plate, the movable plate is movably sleeved on the fixed rod, the bottom end of the buffer spring is in contact with the top of the movable plate, and a pressing block is fixed at the bottom of the movable plate.

Further, through setting up the extrusion piece and can drive the fly leaf and slide on the dead lever and compress buffer spring after contacting bottom the wafer box, realize buffering protection work purpose.

In conclusion, the technical effects and advantages of the utility model are as follows:

1. in the utility model, the two clamping mechanisms can be driven to move downwards by arranging the lifting mechanism until the bottom of the protection mechanism pair is contacted with the top of the wafer box, because the extrusion acting force can compress the buffer spring, the deformation of the top of the wafer box caused by overlarge extrusion acting force is avoided, the two-way thread driving mechanism can drive the two moving mechanisms to be close to each other, thereby reducing the distance between the two clamping mechanisms and realizing the purpose of clamping work, when one side of the clamping mechanism is contacted with the side wall of the wafer box, the clamping spring can act on the clamping spring on the guide rod due to the extrusion acting force, the clamping spring can store the energy to the extrusion acting force, avoiding overlarge initial extrusion acting force, play the guard action to the wafer box lateral wall to sum up, can play the guard action at the centre gripping during operation, avoid initial extrusion effort too big, cause the wafer box shell to take place to warp.

2. According to the wafer box clamping device, the clamping plates are arranged, so that the two sides of the wafer box can be clamped under the driving of the two-way thread driving mechanism and the moving mechanism, the clamping purpose of the device is achieved, the sleeve can be matched with the driving block to move transversely under the rotating action of the two-way thread driving mechanism, and the clamping purpose of the clamping plates is achieved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a perspective view of the clamping mechanism of the present invention;

FIG. 3 is a perspective view of the shielding mechanism of the present invention;

fig. 4 is a schematic structural view of the clamping operation of the present invention.

In the figure: 1. a base frame; 2. a bidirectional lead screw; 3. a sleeve; 4. a drive block; 5. a lifting mechanism; 6. a drive motor; 7. a drive gear; 8. a transmission gear; 9. a limiting rod; 10. a guide bar; 11. a clamping spring; 12. a first stopper; 13. a clamping plate; 14. fixing the rod; 15. a buffer spring; 16. extruding the block; 17. a movable plate; 18. and a second limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): referring to fig. 1 to 4, the open type wafer cassette clamp with good stability includes a base frame 1, a lifting mechanism 5 is installed on the top of the base frame 1, the base frame 1 may be any metal frame in the prior art, and the lifting mechanism 5 may be any lifting rod in the prior art, such as an air cylinder.

Two-way screw thread actuating mechanism is installed to 1 internal rotation of bed frame, two moving mechanism have been cup jointed in the transmission on the two-way screw thread actuating mechanism, two guide bars 10 are installed to moving mechanism bottom one side, fixture has been cup jointed in the guide bar 10 slip, the one end that moving mechanism was kept away from to guide bar 10 is fixed with first stopper 12, be provided with centre gripping spring 11 between first stopper 12 and the fixture, centre gripping spring 11's both ends contact with the lateral wall of fixture and first stopper 12 respectively, a plurality of dead levers 14 are installed to the bottom central point of bed frame 1, protective mechanism has been cup jointed in the slip on the dead lever 14, the top cover of dead lever 14 is equipped with buffer spring 15, the bottom mounting of dead lever 14 has second stopper 18.

Based on the structure, the two clamping mechanisms can be driven to move downwards by arranging the lifting mechanism 5 until the bottoms of the protection mechanism pairs are contacted with the top of the wafer box, because the extrusion acting force can compress the buffer spring 15, the deformation of the top of the wafer box caused by the overlarge extrusion acting force is avoided, the two-way thread driving mechanism can drive the two moving mechanisms to approach each other, further reducing the distance between the two clamping mechanisms to realize the purpose of clamping, when one side of the clamping mechanism is contacted with the side wall of the wafer box, because the extrusion acting force can act on the clamping spring 11 on the guide rod 10, the clamping spring 11 can store the extrusion acting force, avoiding overlarge initial extrusion acting force, play the guard action to the wafer box lateral wall to sum up, can play the guard action at the centre gripping during operation, avoid initial extrusion effort too big, cause the wafer box shell to take place to warp.

In this embodiment, as shown in fig. 2, the clamping mechanism includes a clamping plate 13, the clamping plate 13 is movably sleeved on the guide rod 10, and the clamping plate 13 is arranged to clamp two sides of the wafer cassette under the driving of the bidirectional screw driving mechanism and the moving mechanism, so as to clamp the wafer cassette.

In this embodiment, as shown in fig. 2, a limiting rod 9 is fixed on one side of the top end of the clamping plate 13, one end of the limiting rod 9, which is far away from the clamping plate 13, contacts with one side of the moving mechanism, and the spacing between the clamping plate 13 and the moving mechanism can be limited by the limiting rod 9, so that the side supporting function of the clamping plate 13 is realized.

In this embodiment, as shown in fig. 1 and fig. 2, the moving mechanism includes a sleeve 3, the sleeve 3 is screwed on the two-way screw driving mechanism, a driving block 4 is fixed on a side wall of the sleeve 3, one side of the driving block 4 is fixedly connected with one end of the guide rod 10, and the sleeve 3 is arranged to be capable of cooperating with the driving block 4 to perform a transverse movement under a rotation action of the two-way screw driving mechanism, so as to achieve a purpose of clamping the clamping plate 13.

In this embodiment, as shown in fig. 1, the bidirectional screw driving mechanism includes a bidirectional screw 2, the bidirectional screw 2 is rotatably installed in the base frame 1, a transmission gear 8 is fixed to a movement of the base frame 1, which is penetrated by one end of the bidirectional screw 2, the top of the transmission gear 8 is in transmission connection with a power output mechanism, the bidirectional screw 2 is arranged to be capable of rotating under the driving of the power output mechanism, so as to provide a screw driving acting force for the sleeve 3 and the driving block 4, and the purpose of transverse movement of the sleeve 3 and the driving block 4 is achieved.

In this embodiment, as shown in fig. 1 and 4, power take off mechanism includes driving motor 6, driving motor 6 fixed mounting is at the top of bed frame 1, and driving motor 6's output shaft is fixed with drive gear 7 with transmission gear 8 meshing, can drive gear 7 through setting up driving motor 6 and rotate, and then drive transmission gear 8 and carry out the transmission, and drive gear 7 drives two-way lead screw 2 and rotates, provides drive power for two-way lead screw 2's rotation work.

In this embodiment, as shown in fig. 3, the protection mechanism includes a movable plate 17, the movable plate 17 is movably sleeved on the fixed rod 14, the bottom end of the buffer spring 15 contacts with the top of the movable plate 17, a pressing block 16 is fixed at the bottom of the movable plate 17, and the pressing block 16 is arranged to drive the movable plate 17 to slide on the fixed rod 14 and compress the buffer spring 15 after contacting with the bottom of the wafer cassette, so as to achieve the purpose of buffering and protection.

This practical theory of operation:

the two clamping mechanisms can be driven to move downwards by arranging the lifting mechanism 5 until the bottoms of the protection mechanism pairs are contacted with the top of the wafer box, because the extrusion acting force can compress the buffer spring 15, the deformation of the top of the wafer box caused by the overlarge extrusion acting force is avoided, the two-way thread driving mechanism can drive the two moving mechanisms to approach each other, further reducing the distance between the two clamping mechanisms to realize the purpose of clamping, when one side of the clamping mechanism is contacted with the side wall of the wafer box, because the extrusion acting force can act on the clamping spring 11 on the guide rod 10, the clamping spring 11 can store the extrusion acting force, avoiding overlarge initial extrusion acting force, play the guard action to the wafer box lateral wall to sum up, can play the guard action at the centre gripping during operation, avoid initial extrusion effort too big, cause the wafer box shell to take place to warp.

Can drive the fly leaf 17 and slide on dead lever 14 and compress buffer spring 15 after contacting bottom the wafer box through setting up extrusion piece 16, realize buffering protection work purpose, driving motor 6 can drive gear 7 and rotate, and then drive gear 8 and transmit, drive gear 7 drives two-way lead screw 2 and rotates, rotation work for two-way lead screw 2 provides drive power, provide screw drive effort to sleeve pipe 3 and drive block 4, realize

sleeve pipe

3 and 4 lateral motion work purposes of drive block, grip block 13 can carry out clamping work to wafer box both sides under two-way screw drive mechanism and moving mechanism drive, realize the centre gripping purpose of device.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a good open wafer box anchor clamps of stability, includes bed frame (1), elevating system (5), its characterized in that are installed to the top of bed frame (1): a bidirectional thread driving mechanism is rotatably arranged in the base frame (1), two moving mechanisms are sleeved on the bidirectional thread driving mechanism in a transmission way, two guide rods (10) are arranged on one side of the bottom end of the moving mechanism, the guide rods (10) are sleeved with a clamping mechanism in a sliding manner, a first limit block (12) is fixed at one end of the guide rod (10) far away from the moving mechanism, a clamping spring (11) is arranged between the first limiting block (12) and the clamping mechanism, the two ends of the clamping spring (11) are respectively contacted with the clamping mechanism and the side wall of the first limiting block (12), a plurality of fixing rods (14) are arranged at the center of the bottom of the base frame (1), the protective mechanism is sleeved on the fixing rod (14) in a sliding mode, a buffer spring (15) is sleeved on the top end of the fixing rod (14), and a second limiting block (18) is fixed to the bottom end of the fixing rod (14).

2. The open wafer cassette clamp of claim 1, further comprising: the clamping mechanism comprises a clamping plate (13), and the clamping plate (13) is movably sleeved on the guide rod (10).

3. The open wafer cassette clamp of claim 2, wherein: a limiting rod (9) is fixed to one side of the top end of the clamping plate (13), and one end, far away from the clamping plate (13), of the limiting rod (9) is in contact with one side of the moving mechanism.

4. The open wafer cassette clamp of claim 3, wherein: the moving mechanism comprises a sleeve (3), the sleeve (3) is sleeved on the bidirectional thread driving mechanism in a threaded manner, a driving block (4) is fixed on the side wall of the sleeve (3), and one side of the driving block (4) is fixedly connected with one end of the guide rod (10).

5. The open wafer cassette clamp of claim 4, wherein: the bidirectional thread driving mechanism comprises a bidirectional lead screw (2), the bidirectional lead screw (2) is rotatably installed in the base frame (1), a transmission gear (8) is fixedly arranged at one end of the bidirectional lead screw (2) after penetrating through the base frame (1) and moves, and a power output mechanism is connected to the top of the transmission gear (8) in a transmission mode.

6. The open wafer cassette clamp of claim 5, wherein: the power output mechanism comprises a driving motor (6), the driving motor (6) is fixedly installed at the top of the base frame (1), and a driving gear (7) meshed with the transmission gear (8) is fixed to an output shaft of the driving motor (6).

7. The open wafer cassette clamp of claim 1, further comprising: the protection mechanism comprises a movable plate (17), the movable plate (17) is movably sleeved on the fixed rod (14), the bottom end of the buffer spring (15) is in contact with the top of the movable plate (17), and a pressing block (16) is fixed at the bottom of the movable plate (17).