Machining clamping tool for sheet metal parts

Abstract

The machining clamping tool for the sheet metal part comprises a polishing device body and a bottom plate, the top of the polishing device body is fixedly connected with the bottom of the bottom plate, a containing groove is formed in the top of the bottom plate, a polishing workpiece is arranged in the containing groove, and the polishing workpiece is arranged in the containing groove. The bottom of the polishing workpiece makes contact with the bottom of the inner wall of the containing groove, and sliding grooves are formed in the front side and the rear side of the top of the bottom plate correspondingly. A starting motor drives a screw rod to rotate, the screw rod rotates to drive a screw block to move back and forth, the screw block moves back and forth to drive a connecting frame to rotate with a shaft pin as the center through a round block, the connecting frame rotates to drive a limiting frame to move towards the inner side through a connecting block, and the limiting frame moves to drive an L-shaped push plate to move towards the inner side. And an L-shaped push plate moves towards the inner side to drive a clamping ring to move towards the inner side, the clamping ring moves to limit a to-be-polished workpiece, then a user can start the polishing device body to polish the to-be-polished workpiece, and therefore the advantage of limiting the circular tool is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of sheet metal parts, in particular to a processing and clamping tool for sheet metal parts. Background Art

[0002] Sheet metal is a comprehensive cold processing technology for thin metal plates, including shearing, punching / cutting / combining, folding, welding, riveting, splicing, forming, etc. Its most notable feature is that the thickness of the same part is consistent. The products processed by sheet metal technology are called sheet metal parts. The sheet metal parts referred to in different industries are generally different, and are mostly used as the name for assembly.

[0003] The prior art has proposed a publication number of CN218110718U, which discloses a clamping tool for sheet metal processing, a clamping tool for sheet metal processing, comprising a clamping mechanism, a rotating mechanism is arranged above the clamping mechanism, and a lifting mechanism is arranged on the outer side of the rotating mechanism, the clamping mechanism comprises a moving plate, the rotating mechanism comprises a square plate, the square plate is inserted in the interior of the moving plate, the interior of the square plate is rotatably connected with a rotating shaft, one end of the rotating shaft is fixedly installed with an outer ring plate, and the other end of the rotating shaft is fixedly installed with a clamping plate. The utility model provides a rotating mechanism so that during the movement of the moving plate, the clamping plate can fix the sheet metal part. When the angle of the sheet metal part needs to be adjusted, the personnel can hold the outer side of the handle part and rotate it. Through the meshing between the small bevel gear and the large bevel gear, the rotating shaft can drive the clamping plate to rotate, thereby adjusting the angle of the sheet metal part.

[0004] Different industries require different styles of sheet metal parts. At present, when producing sheet metal parts, it is necessary to perform cutting, drilling and other processing procedures. In order to ensure the accuracy of processing, the sheet metal parts need to be fixed before processing. At present, the clamping tools for sheet metal parts are not easy to adjust the clamping distance, and it is not convenient to fix the circular sheet metal. Clamping and disassembling sheet metal parts are cumbersome, which affects the processing efficiency. Utility Model Content

[0005] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a processing clamping tool for sheet metal parts, which has the advantages of a limited circular tool and solves the problem that the current clamping tools for sheet metal parts are not easy to adjust the clamping distance, and are not convenient for fixing circular sheet metals. The clamping and disassembly of sheet metal parts are cumbersome, which affects the processing efficiency.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a processing clamping tool for sheet metal parts, comprising a grinding device body and a base plate, the top of the grinding device body and the bottom of the base plate are fixedly connected, a placement groove is provided at the top of the base plate, a grinding workpiece is provided inside the placement groove, the bottom of the grinding workpiece is in contact with the bottom of the inner wall of the placement groove, sliding grooves are provided on the front and rear sides of the top of the base plate, and a limit assembly for limiting the grinding workpiece is provided at the bottom of the base plate.

[0007] As a preferred embodiment of the utility model, the limit assembly includes a motor, the top of the motor and the bottom of the base plate are fixedly connected, the output end of the motor is fixedly connected with a screw, the left side of the screw is rotatably connected to a support block via a bearing, the top of the support block is fixedly connected to the bottom of the base plate, the bottom of the base plate is rotatably connected to a connecting frame via an axle pin, the surface of the screw is threadedly connected with a screw block, the top of the screw block is rotatably connected to the connecting frame via a round block, the front and rear sides of the bottom of the base plate are both provided with limit frames, both sides of the top of the connecting frame are fixedly connected with connecting blocks, the top of the connecting block extends to the interior of the limit frame and contacts with the limit frame, the interior of the sliding groove is slidably connected with an L-shaped push plate, the bottom of the L-shaped push plate passes through the sliding groove and contacts with the inner side of the limit frame.

[0008] As a preferred embodiment of the utility model, the right side of the support block is fixedly connected to a limiting rod, and the right side of the limiting rod penetrates to the right side of the screw block and is slidably connected to the screw block.

[0009] As a preferred embodiment of the utility model, both sides of the top of the limit frame are fixedly connected with stabilizing blocks, and the front side and the rear side of both sides of the bottom of the base plate are provided with stabilizing grooves slidably connected with the stabilizing blocks.

[0010] As a preferred embodiment of the utility model, a clamping ring is fixedly connected to the inside of the L-shaped push plate, the material of the clamping ring is rubber, and the inner side of the clamping ring is in contact with the surface of the polished workpiece.

[0011] As a preferred embodiment of the utility model, a stabilizing rod is provided inside the sliding groove, the outer side of the stabilizing rod is fixedly connected to the outer side of the inner wall of the sliding groove, the inner end of the stabilizing rod passes through the inner side of the L-shaped push plate and is slidably connected to the L-shaped push plate, and the inner end of the stabilizing rod is fixedly connected to the inner side of the inner wall of the sliding groove.

[0012] As a preferred embodiment of the utility model, a tension spring is sleeved on the surface of the stabilizing rod, the outer end of the tension spring is fixedly connected to the inner wall of the sliding groove, and the inner end of the tension spring is fixedly connected to the outer side of the L-shaped push plate.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model starts a motor to drive the screw to rotate, and the rotation of the screw drives the screw block to move forward and backward. The forward and backward movement of the screw block drives the connecting frame to rotate around the shaft pin through the round block. The rotation of the connecting frame drives the limit frame to move inward through the connecting block. The movement of the limit frame drives the L-shaped push plate to move inward. The inward movement of the L-shaped push plate drives the clamping ring to move inward. The movement of the clamping ring can limit the grinding workpiece, and then the user can start the grinding device body to grind the grinding workpiece, thereby achieving the advantages of the limited circular tooling.

[0015] 2. The utility model cooperates with the motor, the screw, the support block, the connecting frame, the screw block, the limit frame, the connecting block and the L-shaped push plate. When the motor is started, the screw can be driven to rotate. The rotation of the screw drives the screw block to move forward and backward. The forward and backward movement of the screw block drives the connecting frame to rotate around the axle pin through the round block. The rotation of the connecting frame drives the limit frame to move inward through the connecting block. The movement of the limit frame drives the L-shaped push plate to move inward. The inward movement of the L-shaped push plate can limit the grinding workpiece placed inside the groove.

[0016] 3. The utility model can limit the screw block by setting a limit rod to prevent the screw block from being affected by the screw rod and rotating accordingly when rotating, thereby causing the screw block to be unable to effectively drive the connecting frame to move. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a front view of the main body of the structural grinding device of the utility model;

[0018] Figure 2 This is a structural diagram of the limit assembly of the utility model;

[0019] Figure 3 It is a bottom sectional view of the bottom plate of the utility model.

[0020] In the figure: 1. grinding device body; 2. bottom plate; 3. placement groove; 4. grinding workpiece; 5. sliding groove; 6. limit assembly; 61. motor; 62. screw; 63. support block; 64. connecting frame; 65. screw block; 66. limit frame; 67. connecting block; 68. L-shaped push plate; 7. limit rod; 8. stabilizing block; 9. stabilizing groove; 10. retaining ring; 11. stabilizing rod; 12. tension spring. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] like Figures 1 to 3 As shown, the utility model provides a processing clamping tool for sheet metal parts, including a grinding device body 1 and a base plate 2, the top of the grinding device body 1 and the bottom of the base plate 2 are fixedly connected, a placement groove 3 is provided on the top of the base plate 2, a grinding workpiece 4 is provided inside the placement groove 3, the bottom of the grinding workpiece 4 is in contact with the bottom of the inner wall of the placement groove 3, sliding grooves 5 are provided on the front and rear sides of the top of the base plate 2, and a limiting component 6 for limiting the grinding workpiece 4 is provided at the bottom of the base plate 2.

[0023] refer to Figure 1-3 As shown, the limit assembly 6 includes a motor 61, the top of the motor 61 is fixedly connected to the bottom of the base plate 2, the output end of the motor 61 is fixedly connected to a screw rod 62, the left side of the screw rod 62 is rotatably connected to a support block 63 through a bearing, the top of the support block 63 is fixedly connected to the bottom of the base plate 2, the bottom of the base plate 2 is rotatably connected to a connecting frame 64 through an axle pin, the surface of the screw rod 62 is threadedly connected to a screw block 65, the top of the screw block 65 is rotatably connected to the connecting frame 64 through a round block, the front and rear sides of the bottom of the base plate 2 are both provided with limit frames 66, both sides of the top of the connecting frame 64 are fixedly connected to connecting blocks 67, the top of the connecting block 67 extends to the inside of the limit frame 66 and contacts with the limit frame 66, the inside of the sliding groove 5 is slidably connected to an L-shaped push plate 68, the bottom of the L-shaped push plate 68 passes through the sliding groove 5 and contacts with the inner side of the limit frame 66.

[0024] As a technical optimization scheme of the utility model, through the mutual cooperation of the motor 61, the screw 62, the support block 63, the connecting frame 64, the screw block 65, the limit frame 66, the connecting block 67 and the L-shaped push plate 68, when the motor 61 is started, the screw 62 can be driven to rotate, and the rotation of the screw 62 drives the screw block 65 to move forward and backward. The forward and backward movement of the screw block 65 drives the connecting frame 64 to rotate around the axle pin through the round block. The rotation of the connecting frame 64 drives the limit frame 66 to move inward through the connecting block 67. The movement of the limit frame 66 drives the L-shaped push plate 68 to move inward. The movement of the L-shaped push plate 68 inward can limit the grinding workpiece 4 placed inside the groove 3.

[0025] refer to Figure 1-3 As shown, the right side of the support block 63 is fixedly connected to the limiting rod 7 , and the right side of the limiting rod 7 penetrates to the right side of the screw block 65 and is slidably connected to the screw block 65 .

[0026] As a technical optimization solution of the utility model, by setting a limit rod 7, the screw block 65 can be limited to prevent the screw block 65 from being affected by the screw rod 62 and rotating accordingly, thereby causing the screw block 65 to be unable to effectively drive the connecting frame 64 to move.

[0027] refer to Figure 1-3As shown, both sides of the top of the limiting frame 66 are fixedly connected with stabilizing blocks 8 , and both the front and rear sides of the bottom of the bottom plate 2 are provided with stabilizing grooves 9 slidably connected with the stabilizing blocks 8 .

[0028] As a technical optimization solution of the utility model, the stabilizing block 8 and the stabilizing groove 9 cooperate with each other to limit the limit frame 66, preventing the limit frame 66 from shaking when moving and causing the limit frame 66 and the connecting frame 64 to separate.

[0029] refer to Figure 1-3 As shown, a clamping ring 10 is fixedly connected to the inside of the L-shaped push plate 68 . The material of the clamping ring 10 is rubber, and the inner side of the clamping ring 10 contacts the surface of the grinding workpiece 4 .

[0030] As a technical optimization solution of the present invention, by providing the retaining ring 10 , the contact area between the L-shaped push plate 68 and the grinding workpiece 4 can be increased, thereby improving the stability of the workpiece 4 when being limited and ground.

[0031] refer to Figure 1-3 As shown, a stabilizing rod 11 is provided inside the sliding groove 5, the outer side of the stabilizing rod 11 is fixedly connected to the outer side of the inner wall of the sliding groove 5, the inner end of the stabilizing rod 11 passes through the inner side of the L-shaped push plate 68 and is slidably connected to the L-shaped push plate 68, and the inner end of the stabilizing rod 11 is fixedly connected to the inner side of the inner wall of the sliding groove 5.

[0032] As a technical optimization solution of the present invention, by providing a stabilizing rod 11, the stability of the L-shaped push plate 68 during movement can be improved, thereby preventing the L-shaped push plate 68 from getting stuck inside the sliding groove 5 during movement.

[0033] refer to Figure 1-3 As shown, a tension spring 12 is sleeved on the surface of the stabilizing rod 11 , the outer end of the tension spring 12 is fixedly connected to the inner wall of the sliding groove 5 , and the inner end of the tension spring 12 is fixedly connected to the outer side of the L-shaped push plate 68 .

[0034] As a technical optimization solution of the utility model, by providing the tension spring 12, the L-shaped push plate 68 can always bear the tension of the tension spring 12, so that the L-shaped push plate 68 will automatically reset after the limit frame 66 and the L-shaped push plate 68 are separated.

[0035] The working principle and use process of the utility model are as follows: when in use, the user places the grinding workpiece 4 to be processed into the inside of the placement groove 3, and then the user starts the motor 61 to drive the screw 62 to rotate. The rotation of the screw 62 drives the screw block 65 to move forward and backward. The screw block 65 moves forward and backward and drives the connecting frame 64 to rotate around the axle pin through the round block. The connecting frame 64 rotates and drives the limit frame 66 to move inward through the connecting block 67. The movement of the limit frame 66 drives the L-shaped push plate 68 to move inward. The L-shaped push plate 68 moves inward and drives the retaining ring 10 to move inward. The movement of the retaining ring 10 can limit the grinding workpiece 4, and then the user can start the grinding device body 1 to grind the grinding workpiece 4. When the grinding is completed, the user can start the above reverse steps to disengage the limit frame 66 and the L-shaped push plate 68. Since the L-shaped push plate 68 has been subjected to the tension of the tension spring 12, the L-shaped push plate 68 can be automatically reset.

[0036] To sum up: the sheet metal processing clamping tool, through the arrangement of the grinding device body 1, the base plate 2, the placement groove 3, the grinding workpiece 4, the sliding groove 5, the limit assembly 6, the motor 61, the screw 62, the support block 63, the connecting frame 64, the screw block 65, the limit frame 66, the connecting block 67, the L-shaped push plate 68, the limit rod 7, the stabilizing block 8, the stabilizing groove 9, the retaining ring 10, the stabilizing rod 11 and the tension spring 12, solves the problem that the current clamping tools for sheet metal are not easy to adjust the clamping distance, and are not convenient for fixing circular sheet metals. The clamping and disassembly of sheet metal parts are cumbersome, which affects the processing efficiency.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sheet metal processing clamping tool, comprising a grinding device body (1) and a base plate (2), characterized in that: The top of the grinding device body (1) and the bottom of the base plate (2) are fixedly connected; a placement groove (3) is provided at the top of the base plate (2); a grinding workpiece (4) is arranged inside the placement groove (3); the bottom of the grinding workpiece (4) contacts the bottom of the inner wall of the placement groove (3); sliding grooves (5) are provided at the front and rear sides of the top of the base plate (2); and a limiting component (6) for limiting the grinding workpiece (4) is provided at the bottom of the base plate (2).

2. The sheet metal processing clamping tool according to claim 1, characterized in that: The limiting assembly (6) comprises a motor (61), the top of the motor (61) is fixedly connected to the bottom of the base plate (2), the output end of the motor (61) is fixedly connected to a screw rod (62), the left side of the screw rod (62) is rotatably connected to a support block (63) via a bearing, the top of the support block (63) is fixedly connected to the bottom of the base plate (2), the bottom of the base plate (2) is rotatably connected to a connecting frame (64) via an axle pin, the surface of the screw rod (62) is threadedly connected to a screw block (65), and the screw block (65) The top of the bottom plate (65) is rotatably connected to the connecting frame (64) through a round block, and the front and rear sides of the bottom of the bottom plate (2) are both provided with limit frames (66), and both sides of the top of the connecting frame (64) are fixedly connected with connecting blocks (67), and the top of the connecting block (67) extends to the inside of the limit frame (66) and contacts with the limit frame (66), and the inside of the sliding groove (5) is slidably connected with an L-shaped push plate (68), and the bottom of the L-shaped push plate (68) passes through the sliding groove (5) and contacts with the inner side of the limit frame (66).

3. The sheet metal processing clamping tool according to claim 2, characterized in that: The right side of the support block (63) is fixedly connected to a limiting rod (7), and the right side of the limiting rod (7) penetrates to the right side of the screw block (65) and is slidably connected to the screw block (65).

4. The sheet metal processing clamping tool according to claim 2, characterized in that: Both sides of the top of the limit frame (66) are fixedly connected with stabilizing blocks (8), and both the front and rear sides of the bottom of the bottom plate (2) are provided with stabilizing grooves (9) slidably connected with the stabilizing blocks (8).

5. The sheet metal processing clamping tool according to claim 2, characterized in that: A clamping ring (10) is fixedly connected to the inside of the L-shaped push plate (68), the material of the clamping ring (10) is rubber, and the inner side of the clamping ring (10) is in contact with the surface of the grinding workpiece (4).

6. The sheet metal processing clamping tool according to claim 2, characterized in that: A stabilizing rod (11) is arranged inside the sliding groove (5), the outer side of the stabilizing rod (11) is fixedly connected to the outer side of the inner wall of the sliding groove (5), the inner end of the stabilizing rod (11) passes through the inner side of the L-shaped push plate (68) and is slidably connected to the L-shaped push plate (68), and the inner end of the stabilizing rod (11) is fixedly connected to the inner side of the inner wall of the sliding groove (5).

7. The sheet metal processing clamping tool according to claim 6, characterized in that: The surface of the stabilizing rod (11) is sleeved with a tension spring (12), the outer end of the tension spring (12) is fixedly connected to the inner wall of the sliding groove (5), and the inner end of the tension spring (12) is fixedly connected to the outer side of the L-shaped push plate (68).

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