Clamp structure and paint spraying device

Abstract

The utility model relates to a clamp structure and a paint spraying device, and relates to the technical field of paint spraying equipment. The clamp structure comprises a workbench, a positioning assembly and a clamping assembly. The positioning assembly is detachably arranged on the workbench, and the positioning assembly abuts against a base of the to-be-clamped piece so as to support the to-be-clamped piece; the clamping assembly is arranged on the workbench, and the clamping assembly is used for clamping a base of the to-be-clamped piece or clamping the top of the to-be-clamped piece; wherein the positioning assembly comprises a plurality of positioning columns, and the plurality of positioning columns are inserted into a base of the to-be-clamped piece so as to position the to-be-clamped piece. According to the technical scheme, the problems that in the existing paint spraying process, the brake valve needs to be manually clamped, manpower is wasted, and clamping is not reliable can be solved.

Description

Technical Field

[0001] The utility model relates to the technical field of paint spraying equipment, in particular to a clamp structure and a paint spraying device. Background Art

[0002] Brake valves are essential equipment for safe railway operation. The function of brake valves is to force the moving train to take emergency brakes to avoid traffic accidents caused by emergencies. Painting is one of the important steps in the brake valve processing process. The existing painting process usually involves manually clamping the brake valve, which not only wastes manpower, but also is unreliable, affecting the quality and efficiency of painting. Utility Model Content

[0003] The embodiments of the utility model provide a clamp structure and a paint spraying device, which can solve the problem that the brake valve needs to be manually clamped during the existing painting process, which wastes manpower and the clamping is unreliable.

[0004] In a first aspect, an embodiment of the utility model provides a clamp structure, comprising:

[0005] Workbench;

[0006] A positioning assembly is detachably arranged on the workbench, wherein the positioning assembly abuts against a base of the part to be clamped to support the part to be clamped;

[0007] A clamping assembly, arranged on the workbench, and used for clamping the base of the part to be clamped, or clamping the top of the part to be clamped;

[0008] Wherein, the positioning assembly includes a plurality of positioning columns, and the plurality of positioning columns are inserted into the base of the part to be clamped to position the part to be clamped.

[0009] In one embodiment, the positioning assembly includes a positioning plate, a top of the positioning plate is provided with a positioning surface, and the positioning surface abuts against the base of the part to be clamped;

[0010] Among them, a plurality of the positioning posts are arranged on the positioning surface, a plurality of positioning holes are arranged on the base on the clamped part, the plurality of positioning holes correspond to the plurality of the positioning posts one by one, and the positioning posts are inserted into the corresponding positioning holes.

[0011] In one embodiment, the positioning surface is perpendicular to the height direction, and the positioning column extends along the height direction.

[0012] In one embodiment, the clamping assembly comprises:

[0013] A column, arranged on the workbench;

[0014] A first clamp, the first clamp comprising a first main body detachably disposed on the column and a first pressing head disposed on the first main body;

[0015] The first main body portion can drive the first pressing head to move in a height direction relative to the part to be clamped, so as to loosen or clamp the top of the part to be clamped.

[0016] In one embodiment, the clamping assembly comprises:

[0017] A clamping portion is arranged on one side of the positioning assembly, and a clamping groove is arranged on the clamping portion;

[0018] A pressing portion, arranged on a side of the positioning assembly away from the clamping portion, the pressing portion comprising a second clamp arranged on the workbench and a pressing member arranged on the second clamp;

[0019] The base of the member to be clamped includes a first end and a second end that are arranged opposite to each other in the length direction, the clamping groove is used to abut against the first end, and the second clamp is used to drive the clamping member to loosen or clamp the second end.

[0020] In one embodiment, the second clamp comprises:

[0021] A second main body portion is detachably disposed on the workbench;

[0022] A second pressure head is disposed on the second main body;

[0023] Wherein, the clamping member is arranged on the second pressing head, and the second main body can drive the second pressing head to move in the length direction relative to the base of the member to be clamped, so as to drive the clamping member to loosen or clamp the base of the member to be clamped.

[0024] In one embodiment, the pressing member comprises:

[0025] A fixed seat, arranged on the workbench, the fixed seat is located between the positioning assembly and the second clamp, and the second pressing head is passed through the fixed seat;

[0026] A driving seat, disposed on an end of the second pressing head away from the second main body;

[0027] A plurality of transition rods, the plurality of transition rods are arranged circumferentially and spaced apart around the second pressure head, the transition rods are provided with bending angles, and the bending angles are rotatably arranged on the driving seat;

[0028] A plurality of fixing rods are arranged at intervals around the second pressure head in a circumferential direction, the plurality of fixing rods correspond to the plurality of transition rods one by one, one end of the fixing rod is rotatably disposed on the fixing seat and the other end is rotatably disposed on one end of the corresponding transition rod;

[0029] A plurality of pressure rods are arranged at intervals around the second pressure head in a circumferential direction, the plurality of pressure rods correspond to the plurality of transition rods one by one, and the pressure rods are arranged on one end of the transition rod away from the fixed rod.

[0030] In one embodiment, the pressing member includes three transition bars.

[0031] In one embodiment, the clamping groove is a V-shaped clamping groove.

[0032] In a second aspect, an embodiment of the utility model provides a paint spraying device, comprising a box body and the clamp structure as described above.

[0033] Compared with the prior art, the advantages of the embodiments of the utility model are that, by setting the positioning column, not only can the part to be clamped be preliminarily positioned so that the part to be clamped can be quickly placed in place, but also the partial degree of freedom of the part to be clamped can be limited; by setting the clamping assembly to clamp the part to be clamped, the degree of freedom of the part to be clamped can be completely limited, and the part to be clamped can be fixed, thereby eliminating the need for manual clamping of the part to be clamped, and the clamping is reliable, thereby improving the spraying quality and efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] The present invention will be described in more detail below based on embodiments and with reference to the accompanying drawings.

[0035] Figure 1 It is a structural schematic diagram of a clamp structure provided by an embodiment of the utility model;

[0036] Figure 2 is a structural schematic diagram of a clamp structure provided by another embodiment of the utility model;

[0037] Figure 3 yes Figure 2 A schematic diagram of the structure of the clamping member provided in the embodiment.

[0038] Reference numerals:

[0039] 10. Workbench;

[0040] 20. Positioning assembly; 210. Positioning column; 220. Positioning plate;

[0041] 30. Clamping assembly; 310. Column; 320. First clamp; 3201. First main body; 3202. First pressure head; 330. Clamping part; 340. Pressure part; 3401. Second clamp; 3402. Pressure piece; 3403. Second main body; 3404. Second pressure head; 3405. Fixed seat; 3406. Driving seat; 3407. Transition rod; 3408. Fixed rod; 3409. Pressure rod;

[0042] 40. Parts to be clamped; 410. Base. DETAILED DESCRIPTION

[0043] The utility model will be further described below in conjunction with the accompanying drawings.

[0044] Brake valves are essential equipment for safe railway operation. The function of brake valves is to force the moving train to take emergency brakes to avoid traffic accidents caused by emergencies. Painting is one of the important steps in the brake valve processing process. The existing painting process usually involves manually clamping the brake valve, which not only wastes manpower, but also is unreliable, affecting the quality and efficiency of painting.

[0045] like Figure 1 As shown, in order to solve the above-mentioned technical problems, at least one embodiment of the utility model provides a clamp structure, including a workbench 10, a positioning assembly 20 and a clamping assembly 30; the positioning assembly 20 is detachably arranged on the workbench 10, and the positioning assembly 20 abuts against the base 410 of the part to be clamped 40 to support the part to be clamped 40; the clamping assembly 30 is arranged on the workbench 10, and the clamping assembly 30 is used to clamp the base 410 of the part to be clamped 40, or clamp the top of the part to be clamped 40; wherein, the positioning assembly 20 includes a plurality of positioning columns 210, and the plurality of positioning columns 210 are inserted into the base 410 of the part to be clamped 40 to position the part to be clamped 40.

[0046] As can be seen from the above, by setting the positioning column 210, not only can the part to be clamped 40 be initially positioned so that the part to be clamped 40 can be quickly placed in place, but also the partial degree of freedom of the part to be clamped 40 can be limited; by setting the clamping assembly 30 to clamp the part to be clamped 40, the degree of freedom of the part to be clamped 40 can be completely limited, and the part to be clamped 40 can be fixed, thereby eliminating the need for manual clamping of the part to be clamped 40, and the clamping is reliable, thereby improving the spraying quality and efficiency.

[0047] It should be noted that if Figure 1 As shown, the height direction is parallel to the Z direction, the length direction is parallel to the X direction, and the height direction is perpendicular to the length direction.

[0048] It should also be noted that the positioning assembly 20 includes but is not limited to being detachably connected to the workbench 10 by means of screw connection; in addition, the distance between two adjacent positioning columns 210 and the size of the positioning plate 220 are set as required. Through the detachable connection between the positioning assembly 20 and the workbench 10, it is convenient to replace the positioning assembly 20, and different positioning assemblies 20 can be replaced according to different parts 40 to be clamped, so that the size of the positioning assembly 20, the spacing of the positioning columns 210, etc. are adapted to the parts 40 to be clamped, thereby improving the versatility of the clamp structure.

[0049] It should also be noted that the number of the positioning posts 210 is at least two; for example, Figure 1 As shown, the number of the positioning posts 210 is two.

[0050] It should also be noted that the part to be clamped 40 includes but is not limited to a brake valve.

[0051] like Figure 1 As shown, the fixture structure includes a workbench 10, a positioning assembly 20 and a clamping assembly 30; the positioning assembly 20 is detachably arranged on the workbench 10, and the positioning assembly 20 abuts against the base 410 of the part to be clamped 40 to support the part to be clamped 40; the clamping assembly 30 is arranged on the workbench 10, and the clamping assembly 30 is used to clamp the base 410 of the part to be clamped 40, or clamp the top of the part to be clamped 40; wherein, the positioning assembly 20 includes a plurality of positioning columns 210, and the plurality of positioning columns 210 are inserted into the base 410 of the part to be clamped 40 to position the part to be clamped 40.

[0052] As can be seen from the above, by setting the positioning column 210, not only can the part to be clamped 40 be initially positioned so that the part to be clamped 40 can be quickly placed in place, but also the partial degree of freedom of the part to be clamped 40 can be limited; by setting the clamping assembly 30 to clamp the part to be clamped 40, the degree of freedom of the part to be clamped 40 can be completely limited, and the part to be clamped 40 can be fixed, thereby eliminating the need for manual clamping of the part to be clamped 40, and the clamping is reliable, thereby improving the spraying quality and efficiency.

[0053] It should be noted that if Figure 1 As shown, the height direction is parallel to the Z direction, the length direction is parallel to the X direction, and the height direction is perpendicular to the length direction.

[0054] It should also be noted that the positioning assembly 20 includes but is not limited to being detachably connected to the workbench 10 by means of screw connection; in addition, the distance between two adjacent positioning columns 210 and the size of the positioning plate 220 are set as required. Through the detachable connection between the positioning assembly 20 and the workbench 10, it is convenient to replace the positioning assembly 20, and different positioning assemblies 20 can be replaced according to different parts 40 to be clamped, so that the size of the positioning assembly 20, the spacing of the positioning columns 210, etc. are adapted to the parts 40 to be clamped, thereby improving the versatility of the clamp structure.

[0055] It should also be noted that the number of the positioning posts 210 is at least two; for example, Figure 1 As shown, the number of the positioning posts 210 is two.

[0056] It should also be noted that the part to be clamped 40 includes but is not limited to a brake valve.

[0057] like Figure 1 As shown, in some embodiments, the positioning assembly 20 includes a positioning plate 220, and a positioning surface is provided on the top of the positioning plate 220, and the positioning surface abuts against the base 410 of the part to be clamped 40; wherein, a plurality of positioning columns 210 are provided on the positioning surface, and a plurality of positioning holes are provided on the base 410 on the part to be clamped 40, and the plurality of positioning holes correspond one by one to the plurality of positioning columns 210, and the positioning columns 210 are inserted into the corresponding positioning holes.

[0058] By setting the positioning surface to abut against the base 410 of the clamped part 40, surface positioning is formed, and the positioning column 210 is inserted into the positioning hole on the base 410 to limit the freedom of the clamped part 40. The positioning method is simple and fast.

[0059] In some embodiments, the positioning surface is perpendicular to the height direction, and the positioning column 210 extends along the height direction.

[0060] like Figure 1 As shown, in some embodiments, the clamping assembly 30 includes a column 310 and a first clamp 320; the column 310 is arranged on the workbench 10; the first clamp 320, the first clamp 320 includes a first main body 3201 detachably arranged on the column 310 and a first pressure head 3202 arranged on the first main body 3201; wherein the first main body 3201 can drive the first pressure head 3202 to move in the height direction relative to the part to be clamped 40 to loosen or clamp the top of the part to be clamped 40.

[0061] By providing the first clamp 320 to clamp the top of the member to be clamped 40, not only rapid clamping can be achieved, but also the reliability of clamping can be ensured.

[0062] It should be noted that the first main body 3201 includes but is not limited to being detachably connected to the column 310 by means of screw connection.

[0063] It should also be noted that the first main body 3201 includes a plurality of interconnected connecting rods, one of which is used as a handle. By rotating the handle, the connecting rod is driven to move, thereby driving the first pressure head 3202 to move in the height direction relative to the clamped part 40; the first pressure head 3202 can be a rubber pressure head or an external hexagonal pressure head; in addition, the specific structure and working principle of the first clamp 320 are prior art and will not be repeated in this application. For example, the first clamp 320 is a vertical clamp.

[0064] like Figure 2 As shown, in some embodiments, the clamping assembly 30 includes a clamping portion 330 and a pressing portion 340; the clamping portion 330 is arranged on one side of the positioning assembly 20, and a clamping groove is arranged on the clamping portion 330; the pressing portion 340 is arranged on the side of the positioning assembly 20 away from the clamping portion 330, and the pressing portion 340 includes a second clamp 3401 arranged on the workbench 10 and a pressing member 3402 arranged on the second clamp 3401; wherein, the base 410 of the member 40 to be clamped includes a first end and a second end arranged opposite to each other in the length direction, the clamping groove is used to abut against the first end, and the second clamp 3401 is used to drive the pressing member 3402 to loosen or press the second end.

[0065] By providing the clamping portion 330 and the pressing portion 340 to cooperate with each other, the first end and the second end of the base 410 of the clamped member 40 are restricted respectively, so that the clamped member 40 is clamped.

[0066] like Figure 2 As shown, in some embodiments, the second clamp 3401 includes a second main body 3403 and a second pressing head 3404; the second main body 3403 is detachably arranged on the workbench 10; the second pressing head 3404 is arranged on the second main body 3403; wherein, the clamping member 3402 is arranged on the second pressing head 3404, and the second main body 3403 can drive the second pressing head 3404 to move in the length direction relative to the base 410 of the part to be clamped 40, so as to drive the clamping member 3402 to loosen or clamp the base 410 of the part to be clamped 40.

[0067] By providing the second clamp 3401 to drive the pressing member 3402 to move and clamp the base 410 of the member to be clamped 40, not only rapid clamping can be achieved, but also the reliability of clamping can be ensured.

[0068] It should be noted that the second main body 3403 includes but is not limited to being detachably connected to the workbench 10 by means of screw connection.

[0069] It should also be noted that the second main body 3403 includes a plurality of interconnected connecting rods, one of which is used as a handle. By rotating the handle, the connecting rod is driven to move, thereby driving the second pressure head 3404 to move in the length direction relative to the clamped part 40; the second pressure head 3404 can be a rubber pressure head or an external hexagonal pressure head; in addition, the specific structure and working principle of the second clamp 3401 are all existing technologies and will not be repeated in this application. For example, the second clamp 3401 is a push-pull clamp.

[0070] like Figure 3 As shown, in some embodiments, the clamping member 3402 includes a fixed seat 3405, a driving seat 3406, a plurality of transition rods 3407, a plurality of fixed rods 3408 and a plurality of pressing rods 3409; the fixed seat 3405 is arranged on the workbench 10, the fixed seat 3405 is located between the positioning assembly 20 and the second clamp 3401, and the second pressing head 3404 is penetrated by the fixed seat 3405; the driving seat 3406 is arranged on one end of the second pressing head 3404 away from the second main body 3403; a plurality of transition rods 3407 are arranged circumferentially around the second pressing head 3404, and the transition rods 3407 are provided with Bending angle, the bending angle is rotatably arranged on the driving seat 3406; a plurality of fixed rods 3408 are arranged circumferentially at intervals around the second pressing head 3404, and the plurality of fixed rods 3408 correspond one-to-one to the plurality of transition rods 3407, one end of the fixed rod 3408 is rotatably arranged on the fixed seat 3405 and the other end is rotatably arranged on the corresponding transition rod 3407; a plurality of pressure rods 3409 are arranged circumferentially at intervals around the second pressing head 3404, and the plurality of pressure rods 3409 correspond one-to-one to the plurality of transition rods 3407, and the pressure rod 3409 is arranged on one end of the transition rod 3407 away from the fixed rod 3408.

[0071] It should be noted that a through hole is provided on the fixed seat 3405 for the second pressure head 3404 to pass through; the bending angle on the transition rod 3407 is 90°, and the transition rod 3407 is rotatably connected to the driving seat 3406 and the fixed rod 3408 respectively by a hinged manner; the fixed rod 3408 is rotatably connected to the fixed seat 3405 by a hinged manner.

[0072] It should also be noted that the plurality of transition rods 3407 are arranged at equal intervals around the second pressure head 3404 .

[0073] It should also be noted that a silicone pad is provided on the pressure rod 3409, which can not only avoid damage to the clamping member 40 during compression, but also increase the friction force, further ensuring the reliability of the clamping of the clamping assembly 30.

[0074] It should also be noted that, on a plane perpendicular to the height direction, the projection of the positioning plate 220 is located within the projection of the base 410 , or the projection of the positioning plate 220 overlaps with the projection of the base 410 , so that both the clamping portion 330 and the pressing portion 340 can act on the base 410 .

[0075] like Figure 3 As shown, in some embodiments, the clamping member 3402 includes three transition rods 3407 .

[0076] By providing three transition rods 3407 to respectively press the two sides and the top surface of the base 410, a three-claw pressing is formed, thereby further improving the pressing effect.

[0077] like Figure 2 As shown, in some embodiments, the clamping groove is a V-shaped clamping groove.

[0078] By providing the V-shaped clamping groove, the base 410 can be adapted to a variety of different shapes, and has good versatility.

[0079] At least one embodiment of the present invention further provides a paint spraying device, comprising the clamp structure of any embodiment of the present invention, thereby having all the technical effects brought by the technical solutions of the above embodiments.

[0080] Although the present invention has been described with reference to preferred embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, the various technical features mentioned in the various embodiments may be combined in any manner as long as there is no structural conflict. The present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A clamp structure, characterized in that: include: Workbench; A positioning assembly is detachably arranged on the workbench, and the positioning assembly abuts against a base of the part to be clamped to support the part to be clamped; A clamping assembly, arranged on the workbench, and used for clamping the base of the part to be clamped, or clamping the top of the part to be clamped; Wherein, the positioning assembly comprises a plurality of positioning posts, and the plurality of positioning posts are inserted into the base of the to-be-clamped piece to position the to-be-clamped piece; The clamping assembly comprises: A column, arranged on the workbench; A first clamp, the first clamp comprising a first main body detachably disposed on the column and a first pressing head disposed on the first main body; Wherein, the first main body portion can drive the first pressure head to move in the height direction relative to the member to be clamped to loosen or clamp the top of the member to be clamped; Or the clamping assembly comprises: A clamping portion is arranged on one side of the positioning assembly, and a clamping groove is arranged on the clamping portion; A pressing portion, arranged on a side of the positioning assembly away from the clamping portion, the pressing portion comprising a second clamp arranged on the workbench and a pressing member arranged on the second clamp; The base of the member to be clamped includes a first end and a second end arranged opposite to each other in the length direction, the clamping groove is used to abut against the first end, and the second clamp is used to drive the clamping member to loosen or clamp the second end.

2. The clamp structure according to claim 1, characterized in that: The positioning assembly comprises a positioning plate, a positioning surface is arranged on the top of the positioning plate, and the positioning surface abuts against the base of the part to be clamped; Among them, a plurality of the positioning posts are arranged on the positioning surface, a plurality of positioning holes are arranged on the base on the clamped part, the plurality of positioning holes correspond to the plurality of the positioning posts one by one, and the positioning posts are inserted into the corresponding positioning holes.

3. The clamp structure according to claim 2, characterized in that: The positioning surface is perpendicular to the height direction, and the positioning column extends along the height direction.

4. The clamp structure according to claim 1, characterized in that: The second clamp comprises: A second main body portion is detachably disposed on the workbench; A second pressure head is disposed on the second main body; Wherein, the clamping member is arranged on the second pressing head, and the second main body can drive the second pressing head to move in the length direction relative to the base of the member to be clamped, so as to drive the clamping member to loosen or clamp the base of the member to be clamped.

5. The clamp structure according to claim 4, characterized in that: The pressing member comprises: A fixed seat, arranged on the workbench, the fixed seat is located between the positioning assembly and the second clamp, and the second pressing head is passed through the fixed seat; A driving seat, disposed on an end of the second pressing head away from the second main body; A plurality of transition rods, the plurality of transition rods are arranged circumferentially and spaced apart around the second pressure head, the transition rods are provided with bending angles, and the bending angles are rotatably arranged on the driving seat; A plurality of fixing rods are arranged at intervals around the second pressure head in a circumferential direction, the plurality of fixing rods correspond to the plurality of transition rods one by one, one end of the fixing rod is rotatably disposed on the fixing seat and the other end is rotatably disposed on one end of the corresponding transition rod; A plurality of pressure rods are arranged at intervals around the second pressure head in a circumferential direction, the plurality of pressure rods correspond to the plurality of transition rods one by one, and the pressure rods are arranged on one end of the transition rod away from the fixed rod.

6. The clamp structure according to claim 5, characterized in that: The pressing member includes three transition rods.

7. The clamp structure according to any one of claims 1 to 6, characterized in that: The clamping groove is a V-shaped clamping groove.

8. A paint spraying device, characterized in that: Comprising the clamp structure as described in any one of claims 1-7.

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