Positioning and clamping device

Abstract

The utility model relates to a positioning and clamping device which comprises a movable plate. The clamping assembly is connected with the movable plate, the clamping assembly comprises a bottom plate, a movable seat, a first clamping piece, a second clamping piece, an elastic piece and a baffle, the movable seat is slidably connected with the bottom plate, the first clamping piece is connected with the bottom plate, the second clamping piece is connected with the movable seat, and the elastic piece is connected with the baffle. A clamping space is formed between the first clamping piece and the second clamping piece, the baffle is connected with the movable seat, one end of the elastic piece is connected with the bottom plate, and the other end of the elastic piece is connected with the movable seat; and the first stopping assembly comprises a first stopping block, and the first stopping block can abut against the baffle. According to the positioning and clamping device, the precision of the position of a part can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to clamping device technical field, especially a kind of positioning clamping device. BACKGROUND

[0002] In semiconductor industry, small parts need to be processed, parts are usually moved to the stage by mechanical arm or other transfer mechanism, and then moved to the processing station by the stage. Since the stage and the mechanical arm need to be moved, the parts cannot be accurately moved to the processing position on the stage when the parts are moved to the stage by the mechanical arm, thereby affecting subsequent processing. SUMMARY

[0003] Therefore, the utility model wants to solve the technical problem to provide a kind of positioning clamping device, can improve the accuracy of part position.

[0004] To solve the above technical problem, the utility model provides a kind of positioning clamping device, comprising: movable plate;Clamping assembly, with the movable plate is connected, the clamping assembly includes bottom plate, movable seat, first clamping piece, second clamping piece, elastic piece and baffle, the movable seat with the bottom plate sliding connection, the first clamping piece with the bottom plate is connected, the second clamping piece with the movable seat is connected, the first clamping piece with the second clamping piece between the clamping space is formed, the baffle with the movable seat is connected, the elastic piece one end with the bottom plate is connected, the elastic piece other end with the movable seat is connected;First blocking component, including first stopper, the first stopper can be with the baffle is resisted.

[0005] In an embodiment of the utility model, the clamping assembly further includes fixed seat, the fixed seat with the bottom plate is connected, the first clamping piece with the fixed seat is connected, and the clamping space is located on the fixed seat.

[0006] In an embodiment of the utility model, the movable seat is provided with boss, the second clamping piece with the boss is connected, and the plane where the second clamping piece is located is coplanar with the plane where the first clamping piece is located.

[0007] In an embodiment of the utility model, the baffle extends away from the movable seat direction, and the baffle away from the movable seat one end is equipped with protrusion, and the protrusion is equipped with guide surface.

[0008] In an embodiment of the utility model, the bottom plate is connected with first connecting plate, the movable seat is connected with second connecting plate, one end of the elastic piece with the first connecting plate is connected, and the other end of the elastic piece with the second connecting plate is connected.

[0009] In one embodiment of the utility model, the clamping end of first clamping piece and second clamping piece is equipped with the clamping groove.

[0010] In one embodiment of the utility model, the first blocking assembly includes first mounting seat and first driving part, the first driving part is connected with the first mounting seat, the output end of first driving part is connected with first connecting seat, the first stopper is connected with the first connecting seat.

[0011] In one embodiment of the utility model, the first stopper is cylindrical, and the first stopper is rotatably connected with the first connecting seat, and the first stopper can move towards the direction of approaching or moving away from the movable plate.

[0012] In one embodiment of the utility model, further include second blocking assembly, the second blocking assembly includes second mounting seat, second driving part and second stopper, the position of second mounting seat corresponds with movable plate, the second driving part is connected with the second mounting seat, the output end of second driving part is connected with slide plate, the slide plate is connected with the second driving part slidingly, the second connecting seat is connected on the slide plate, the second stopper is rotatably connected with the second connecting seat.

[0013] In one embodiment of the utility model, the movable plate is rotatably connected with the third mounting seat, the third mounting seat is connected with the third driving part, and the output end of the third driving part is connected with the movable plate.

[0014] The above technical scheme of the utility model has the following advantages compared with the prior art.

[0015] The positioning and clamping device has the advantages that the distance between the first clamping piece and the second clamping piece is increased through the cooperation of the first stopper and the baffle, the parts can be placed between the first clamping piece and the second clamping piece, the first clamping piece and the second clamping piece can clamp the parts through the arrangement of the elastic member, the position of the parts is fixed, the parts can be accurately positioned at the clamping position between the first clamping piece and the second clamping piece through the pushing of the first clamping piece, and the position accuracy of the parts is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to make the content of the utility model more easily understood clearly, the utility model is further explained in detail in the following according to the specific embodiment of the utility model and combining with the drawings.

[0017] Figure 1 It is a structure schematic view of the positioning and clamping device of the utility model;

[0018] Figure 2 It is a structure schematic view of the clamping assembly;

[0019] Figure 3 is Figure 2 a partial structural schematic view of the first blocking assembly;

[0020] Figure 4 is a structural schematic view of the first blocking assembly;

[0021] Figure 5 is a structural schematic view of the second blocking assembly.

[0022] The description of the drawings is as follows: 1, movable plate; 2, clamping assembly; 3, first blocking assembly; 4, second blocking assembly; 11, third mounting seat; 21, bottom plate; 22, fixed seat; 23, first clamping piece; 24, movable seat; 25, second clamping piece; 26, first connecting plate; 27, elastic piece; 28, second connecting plate; 29, baffle; 31, first mounting seat; 32, first driving piece; 33, first connecting seat; 34, first stop block; 41, second mounting seat; 42, second driving piece; 43, sliding plate; 44, second connecting seat; 45, second stop block. DETAILED DESCRIPTION

[0023] The utility model will be further explained in combination with the drawings and specific embodiments, so that the person skilled in the art can better understand the utility model and can be implemented, but the embodiment is not as the limitation of the utility model.

[0024] Referring to Figure 1 and Figure 2 The utility model discloses a positioning and clamping device, including: movable plate 1;Clamping assembly 2 with movable plate 1 is connected, clamping assembly 2 includes bottom plate 21, movable seat 24, first clamping piece 23, second clamping piece 25, elastic piece 27 and baffle 29, movable seat 24 with bottom plate 21 sliding connection, first clamping piece 23 with bottom plate 21 is connected, second clamping piece 25 with movable seat 24 is connected, first clamping piece 23 with second clamping piece 25 between the construction clamping space, baffle 29 with movable seat 24 is connected, one end of elastic piece 27 with bottom plate 21 is connected, the other end of elastic piece 27 with movable seat 24 is connected;First blocking assembly 3 includes first stop block 34, first stop block 34 can with baffle 29 is resisted.

[0025] The positioning and clamping device of the embodiment is used for moving the clamping assembly 2 by the movable plate 1 until the baffle 29 abuts against the first stopper 34, so that the baffle 29 can drive the movable seat 24 to move, the movable seat 24 can drive the elastic member 27 to stretch, and the distance between the first clamping member 23 and the second clamping member 25 is increased. At this time, the part is moved to the position between the first clamping member 23 and the second clamping member 25 by the external moving mechanism. Finally, the baffle 29 is separated from the first stopper 34, the elastic member 27 drives the second clamping member 25 to move towards the first clamping member 23, so that the part is clamped between the first clamping member 23 and the second clamping member 25. Through the cooperation of the first stopper 34 and the baffle 29, the distance between the first clamping member 23 and the second clamping member 25 is increased, and the part can be placed between the first clamping member 23 and the second clamping member 25. Through the arrangement of the elastic member 27, the first clamping member 23 and the second clamping member 25 can clamp the part, so as to fix the position of the part. Moreover, the part is pushed by the first clamping member 23, so that the part can be accurately located at the clamping position between the first clamping member 23 and the second clamping member 25, and the position accuracy of the part is improved.

[0026] The movable plate 1 is used for moving the clamping assembly 2. The end surface of the movable plate 1 is circular. The bottom of the movable plate 1 is connected with a third mounting seat 11, and the third mounting seat 11 is fixedly connected with the outside. The third mounting seat 11 is rotatably connected with the middle position of the bottom of the movable plate 1. A third driving member is connected in the third mounting seat 11. The third driving member is a rotary driving member. The output end of the third driving member is connected with the movable plate 1, so that the third driving member can drive the movable plate 1 to rotate.

[0027] Referring to Figure 2 and Figure 3 , the clamping assembly 2 is connected with the movable plate 1. The clamping assembly 2 comprises a bottom plate 21, a movable seat 24, a first clamping member 23, a second clamping member 25, an elastic member 27 and a baffle 29. The bottom plate 21 is connected with the edge of the movable plate 1, and the first clamping member 23 is connected with the bottom plate 21. Specifically, the clamping assembly 2 further comprises a fixing seat 22 connected with the bottom plate 21. The fixing seat 22 is provided with a third connecting plate. The first clamping member 23 is connected with the third connecting plate of the fixing seat 22. The fixing seat 22 is provided with a placing position for placing the part. The clamping end of the first clamping member 23 faces the placing position.

[0028] The movable seat 24 is in sliding connection with the bottom plate 21, the second clamping piece 25 is connected with the movable seat 24, specifically, the movable seat 24 is arranged through the fixed seat 22, the bottom plate 21 is provided with a sliding rail, the bottom plate 21 is provided with a sliding block, the sliding block is in sliding connection with the sliding rail, so that the movable seat 24 and the bottom plate 21 can slide relative to each other. The movable seat 24 is provided with a boss, the second clamping piece 25 is connected with the boss on the movable seat 24, the plane where the second clamping piece 25 is located is coplanar with the plane where the first clamping piece 23 is located, and the clamping end of the second clamping piece 25 faces the placement position, the first clamping piece 23 and the second clamping piece 25 form a clamping space, and the clamping space is located at the placement position on the fixed seat 22.

[0029] The baffle 29 is connected with one end of the movable seat 24 away from the second clamping piece 25, and the baffle 29 extends away from the movable seat 24, one end of the baffle 29 away from the movable seat 24 is provided with a protrusion protruding away from the second clamping piece 25, and the protrusion is provided with an inclined guide surface.

[0030] One end of the elastic piece 27 is connected with the bottom plate 21, the other end of the elastic piece 27 is connected with the movable seat 24, specifically, the bottom plate 21 is connected with a first connecting plate 26, the movable seat 24 is connected with a second connecting plate 28, one end of the elastic piece 27 is connected with the first connecting plate 26, the other end of the elastic piece 27 is connected with the second connecting plate 28, the elastic piece 27 is arranged in parallel with the moving path of the movable seat 24, so that the elastic piece 27 can drive the first clamping piece 23 to move, and then the first clamping piece 23 and the second clamping piece 25 can clamp the placement position on the fixed seat 22.

[0031] Preferably, the clamping end of the first clamping piece 23 and the second clamping piece 25 is provided with a clamping groove, so that the first clamping piece 23 and the second clamping piece 25 can clamp the part more stably, and the position of the part can be more accurate.

[0032] Referring to Figure 4 The first blocking assembly 3 includes a first mounting seat 31, a first driving piece 32 and a first blocking block 34. The first driving piece 32 is a linear driving piece, the first driving piece 32 is connected with the top of the first mounting seat 31, and the output end of the first driving piece 32 is connected with a first connecting seat 33. The first blocking block 34 is in the shape of a cylinder, the first blocking block 34 is in rotational connection with the first connecting seat 33, the first blocking block 34 can move towards or away from the movable plate 1, and when the first blocking block 34 is in the extended state, the first blocking block 34 is located on the moving path of the baffle 29, and the guide surface of the baffle 29 can abut against the first blocking block 34. Through the arrangement that the guide surface is in rotational connection with the first blocking block 34, the baffle 29 has a buffer when abutting against the first blocking block 34.

[0033] Referring to Figure 5As shown, the second blocking assembly 4 comprises a second mounting base 41, a second driving member 42 and a second blocking block 45, the position of the second mounting base 41 corresponds to the movable plate 1, specifically, the second mounting base 41 is below the movable plate 1 and is fixed externally, so that the overall space utilization is higher. The second driving member 42 is connected with the top of the second mounting base 41, the second driving member 42 is a linear driving member, the output end of the second driving member 42 is connected with a sliding plate 43, the sliding plate 43 is slidingly connected with the top of the second driving member 42, the second mounting base 41 is connected with a second connecting base 44, and the second blocking block 45 is rotationally connected with the second connecting base 44, when the second blocking block 45 is in the extended state, the second blocking block 45 is located on the moving path of the baffle 29.

[0034] The first blocking member and the second blocking assembly 4 can be arranged in multiple numbers along the edge of the movable plate 1, and can correspond to the machining position, the feeding position and the discharging position.

[0035] In use, the third driving member drives the movable plate 1 to rotate, thereby driving the clamping assembly 2 to move, the first driving member 32 drives the first blocking block 34 to extend, the clamping assembly 2 moves to the position where the baffle 29 abuts against the first blocking block 34, thereby enabling the baffle 29 to drive the movable seat 24 to move, the movable seat 24 can drive the elastic member 27 to stretch, and the distance between the first clamping member 23 and the second clamping member 25 increases, at this time, the external transfer mechanism drives the part to move between the first clamping member 23 and the second clamping member 25, and finally the first driving member 32 drives the first blocking block 34 to retract, so that the baffle 29 is separated from the first blocking block 34, and the elastic member 27 drives the second clamping member 25 to move towards the first clamping member 23, thereby enabling the part to be clamped between the first clamping member 23 and the second clamping member 25.

[0036] The utility model discloses a kind of positioning clamping devices, by the cooperation of first blocking block 34 and baffle 29, the distance between first clamping member 23 and second clamping member 25 increases, part can be placed between first clamping member 23 and second clamping member 25, by the setting of elastic member 27, first clamping member 23 and second clamping member 25 can clamp part, to further enable the position of part to be fixed, and part is pushed by first clamping member 23, so that part can be accurately located in the clamping position between first clamping member 23 and second clamping member 25, improve the position accuracy of part.

[0037] Obviously, the above embodiments are only examples for clearly illustrating, and not limit the embodiments. For ordinary skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, all embodiments need not and cannot be exhausted. The obvious changes or variations derived therefrom are still within the protection scope of the utility model.

Claims

1. A positioning and clamping device, characterized in that The utility model relates to a kind of clamp device, including: Movable plate; Clamping assembly, connected with the movable plate, the clamping assembly includes bottom plate, movable seat, first clamping piece, second clamping piece, elastic piece and baffle, the movable seat is slidably connected with the bottom plate, the first clamping piece is connected with the bottom plate, the second clamping piece is connected with the movable seat, the first clamping piece and the second clamping piece constitute clamping space between, the baffle is connected with the movable seat, one end of the elastic piece is connected with the bottom plate, the other end of the elastic piece is connected with the movable seat; First blocking assembly, including first stopper, the first stopper can be abutted with the baffle.

2. The positioning and clamping device according to claim 1, characterized in that: The clamping assembly further includes fixed seat, the fixed seat is connected with the bottom plate, the first clamping piece is connected with the fixed seat, and the clamping space is located on the fixed seat.

3. The positioning and clamping device according to claim 1, characterized in that: The movable seat is provided with a boss, the second clamping piece is connected with the boss, and the plane where the second clamping piece is located is coplanar with the plane where the first clamping piece is located.

4. The positioning and clamping device according to claim 1, characterized in that: The baffle extends away from the movable seat, and the end of the baffle away from the movable seat is provided with a protrusion, and the protrusion is provided with a guide surface.

5. The positioning and clamping device according to claim 1, characterized in that: The bottom plate is connected with a first connecting plate, the movable seat is connected with a second connecting plate, one end of the elastic piece is connected with the first connecting plate, and the other end of the elastic piece is connected with the second connecting plate.

6. The positioning and clamping device according to claim 1, characterized in that: The clamping end of the first clamping piece and the second clamping piece is provided with a clamping groove.

7. The positioning and clamping device according to claim 1, characterized in that: The first blocking assembly includes a first mounting seat and a first driving member, the first driving member is connected with the first mounting seat, the output end of the first driving member is connected with a first connecting seat, and the first stopper is connected with the first connecting seat.

8. The positioning and clamping device according to claim 7, characterized in that: The first stopper is in cylindrical shape, and the first stopper is rotatably connected with the first connecting seat, and the first stopper can move towards or away from the movable plate.

9. The positioning and clamping device according to claim 1, characterized in that: Further including a second blocking assembly, the second blocking assembly includes a second mounting seat, a second driving member and a second stopper, the position of the second mounting seat corresponds to the movable plate, the second driving member is connected with the second mounting seat, the output end of the second driving member is connected with a sliding plate, the sliding plate is slidably connected with the second driving member, the sliding plate is connected with a second connecting seat, and the second stopper is rotatably connected with the second connecting seat.

10. The positioning and clamping device according to claim 1, characterized in that: The movable plate is rotatably connected with a third mounting seat, the third mounting seat is connected with a third driving member, and the output end of the third driving member is connected with the movable plate.

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