Clamping device for part grinding

Abstract

The utility model provides a clamping device for part polishing, which comprises a mounting plate, a fixing plate arranged on the upper portion of the mounting plate, a first limiting groove arranged on the upper portion of the fixing plate, a first driving component arranged in the first limiting groove, a first sliding block arranged on the upper portion of the first sliding block, and a workbench arranged on the upper portion of the first sliding block. Second limiting grooves are symmetrically formed in the upper portion of the workbench, second driving assemblies are arranged in the two second limiting grooves, two first clamping mechanisms are arranged on one second driving assembly, and two second clamping mechanisms are arranged on the other second driving assembly. By arranging the two first clamping mechanisms and the two second clamping mechanisms, parts in different shapes can be clamped, and then the parts are more stable in the grinding process.

Description

Technical Field

[0001] The utility model relates to the technical field of parts processing, in particular to a clamping device for parts grinding. Background Art

[0002] Parts grinding refers to a process of fine processing on the surface of various parts such as metal, plastic, wood, etc. The purpose is to improve the appearance quality, dimensional accuracy, surface roughness, matching properties of the parts, and remove defects such as burrs, weld nodules, oxide layers, etc.

[0003] In the prior art, when grinding a part, the part to be ground is generally clamped by two clamping blocks, so that the part can be fixed and will not shake during the grinding process.

[0004] However, parts have various shapes and only two clamping blocks can be used to clamp parts of a single shape. Parts such as spheres are not easy to be stably clamped. Therefore, the utility model provides a clamping device for part grinding, which can clamp parts of different shapes, thereby making the parts more stable during the grinding process. Utility Model Content

[0005] In view of this, the utility model provides a clamping device for parts grinding, which can clamp parts of different shapes by setting two groups of first clamping mechanisms and two groups of second clamping mechanisms, thereby making the parts more stable during the grinding process.

[0006] In order to solve the above technical problems, the utility model provides a clamping device for parts grinding, including a mounting plate, a fixing plate is arranged on the upper part of the mounting plate, the fixing plate is welded to the upper part of the mounting plate, a first limiting groove is opened on the upper part of the fixing plate, the first limiting groove can be integrally formed with the fixing plate by casting through a mold during production, a first driving assembly is arranged in the first limiting groove, the first driving assembly includes a first slider, a workbench is arranged on the upper part of the first slider, the workbench is welded to the upper part of the first slider, second limiting grooves are symmetrically opened on the upper part of the workbench, two second limiting grooves can be integrally formed with the workbench by casting through a mold during production, second driving assemblies are arranged in both the second limiting grooves, one group of the second driving assemblies is provided with two groups of first clamping mechanisms, and the other group of the second driving assemblies is provided with two groups of second clamping mechanisms.

[0007] The first driving assembly also includes a threaded rod rotatably connected to the first limiting groove, the threaded rod is rotatably connected to the first limiting groove by bearings at both ends, a first motor is arranged at one end of the threaded rod, an output shaft of the first motor is connected to one end of the threaded rod through a coupling, a first L-shaped support frame is arranged on one side of the first motor, the first motor is connected to a side surface of the first L-shaped support frame by bolts, the first L-shaped support frame is connected to a vertical surface of one side of the fixed plate by bolts, the first slider is arranged on the outer side wall of the threaded rod, and the first slider is connected to the outer side wall of the threaded rod by threaded cooperation.

[0008] Each group of second driving components includes a bidirectional screw rotatably connected to the second limit groove, the bidirectional screw is rotatably connected to the second limit groove by bearings at both ends, a second motor is arranged at one end of the bidirectional screw, the second motor is connected to one end of the bidirectional screw through a coupling, a second L-shaped support frame is arranged on one side of the second motor, the second motor is connected to one side surface of the second L-shaped support frame by bolts, and one end of the second L-shaped support frame is connected to a vertical surface on one side of the workbench by bolts.

[0009] A second slider is symmetrically arranged on the outer wall of one of the bidirectional screws, and the second slider is connected to one of the bidirectional screws through threaded cooperation. Each group of first clamping mechanisms is arranged on the upper part of the corresponding second slider. A third slider is symmetrically arranged on the outer wall of the other bidirectional screw, and the third slider is connected to the outer wall of the other bidirectional screw through threaded cooperation. Each group of second clamping mechanisms is arranged on the upper part of the corresponding third slider.

[0010] Each group of first clamping mechanisms includes a movable plate arranged on the upper part of the second slider, the movable plate is welded to the upper part of the second slider, a plurality of mounting holes are opened on a vertical surface on one side of the movable plate, the plurality of mounting holes can be integrally formed with the movable plate by mold casting during production, a spring is connected to the bottom of the inner side wall of each mounting hole, one end of the spring is welded to the bottom of the inner side wall of the mounting hole, the other end of the spring is connected to a fixed disk, the other end of the spring is welded to the fixed disk, a clamping column is arranged at one end of the fixed disk, the clamping column is arranged to be made of rubber material, and the clamping column is fixedly connected to one end of the fixed disk by sol connection.

[0011] Each group of second clamping mechanisms includes a connecting plate arranged on the upper part of the third slider, the connecting plate is welded to the upper part of the third slider, a mounting block is arranged on the upper part of the connecting plate, the mounting block is welded to the upper part of the connecting plate, the mounting block is arranged in a hexagonal structure, a clamping block is arranged above the mounting block, a mounting groove is opened at the position corresponding to the mounting block at the lower part of the clamping block, the clamping block is clamped on the upper part of the mounting block through the mounting groove, connecting columns are arranged on the vertical surfaces on four sides of the clamping block, the connecting columns are welded on the vertical surfaces on four sides of the clamping block, a clamping plate, an arc plate, a conical head and a connecting block are respectively arranged at one end of the four connecting columns, the clamping plate, the arc plate, the conical head and the connecting block are all welded to one end of the corresponding connecting column, a circular groove is opened on the vertical surface on one side of the connecting block, the circular groove can be integrally formed with the connecting block through mold casting during production, a handle is arranged on the upper part of the clamping block, and the handle is welded to the upper part of the clamping block.

[0012] The beneficial effects of the above technical solution of the utility model are as follows:

[0013] 1. By setting two sets of first clamping mechanisms and two sets of second clamping mechanisms, parts of different shapes can be clamped, thereby making the parts more stable during the grinding process.

[0014] 2. The position of the workbench and the parts thereon can be adjusted by setting the first driving assembly, so that the parts can be adjusted to the grinding position for precise grinding regardless of whether they are clamped on the two sets of first clamping mechanisms or the two sets of second clamping mechanisms.

[0015] 3. By setting up two sets of second driving components, the two sets of first clamping mechanisms and the two sets of second clamping mechanisms can be controlled separately, so that the two sets of first clamping mechanisms and the two sets of second clamping mechanisms can move towards or away from each other, thereby facilitating the picking and placing of parts.

[0016] 4. The mounting block and the mounting groove are provided so that the clamping block and the components thereon can be quickly disassembled and assembled, thereby making it more convenient to replace the clamping tool. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the mounting plate and the first drive assembly of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the workbench and its components of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the first clamping mechanism of the utility model;

[0021] Figure 5 It is a schematic diagram of the structure of local parts of the utility model;

[0022] Figure 6 This is a schematic diagram of the exploded structure of the second clamping mechanism of the utility model;

[0023] Figure 7 It is a schematic diagram of the structure of the second clamping mechanism on the other side of the utility model.

[0024] In the figure: 101, mounting plate; 102, fixing plate; 103, working table; 104, second limiting groove;

[0025] 201, first limiting groove; 202, threaded rod; 203, first motor; 204, first L-shaped support frame;

[0026] 301, bidirectional screw; 302, second motor; 303, second L-shaped support frame; 304, second slider; 305, third slider;

[0027] 401, movable plate; 402, spring; 403, fixed plate; 404, clamping column;

[0028] 501, connecting plate; 502, mounting block; 503, clamping block; 504, handle; 505, connecting column; 506, mounting groove;

[0029] 601, clamping plate; 602, arc plate; 603, conical head; 604, connecting block; 605, circular groove. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical scheme and advantages of the embodiment of the utility model clearer, the following will be combined with the appended drawings of the embodiment of the utility model. Figure 1-7 , the technical scheme of the embodiment of the utility model is clearly and completely described. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the described embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field belong to the scope of protection of the utility model.

[0031] like Figure 1 , 2, 3 show: a clamping device for part grinding, comprising a mounting plate 101, a fixing plate 102 is arranged on the upper part of the mounting plate 101, the fixing plate 102 is welded to the upper part of the mounting plate 101, a first limiting groove 201 is opened on the upper part of the fixing plate 102, the first limiting groove 201 can be integrally formed with the fixing plate 102 by mold casting during production, a first driving assembly is arranged in the first limiting groove 201, the first driving assembly comprises a first slider, a workbench 103 is arranged on the upper part of the first slider, the workbench 103 is welded to the upper part of the first slider, second limiting grooves 104 are symmetrically opened on the upper part of the workbench 103, two second limiting grooves 104 can be integrally formed with the workbench 103 by mold casting during production, a second driving assembly is arranged in each of the two second limiting grooves 104, one group of the second driving assemblies is provided with two groups of first clamping mechanisms, and the other group of the second driving assemblies is provided with two groups of second clamping mechanisms.

[0032] A mounting plate 101 is provided so that the components thereon can be supported, bolt holes are provided at the four corners of the mounting plate 101, so that the mounting plate 101 and the components thereon can be installed on a processing machine to grind the parts clamped thereon, a fixing plate 102 is provided so that the first drive assembly and the components thereon can be supported, a first limiting groove 201 is provided so that the first drive assembly can be firmly supported thereon, a workbench 103 is provided so that the workbench 103 can be moved, thereby driving the two groups of first clamping mechanisms and the two groups of second clamping mechanisms provided thereon to facilitate position adjustment when clamping and grinding the parts, a second limiting groove 104 is provided so that the second drive assembly can be supported therein, thereby making its connection structure more stable, two groups of first clamping mechanisms are provided so that irregular parts can be firmly clamped, thereby making irregular-shaped parts firmly clamped during grinding, and two groups of second clamping mechanisms are provided so that parts of various shapes can be firmly clamped during grinding.

[0033] like Figure 2 As shown: the first driving assembly also includes a threaded rod 202 rotatably connected to the first limiting groove 201, the threaded rod 202 is rotatably connected to the first limiting groove 201 through bearings at both ends, a first motor 203 is arranged at one end of the threaded rod 202, the output shaft of the first motor 203 is connected to one end of the threaded rod 202 through a coupling, a first L-shaped support frame 204 is arranged on one side of the first motor 203, the first motor 203 is connected to a side surface of the first L-shaped support frame 204 by bolts, the first L-shaped support frame 204 is connected to a vertical surface of one side of the fixed plate 102 by bolts, the first slider is arranged on the outer side wall of the threaded rod 202, and the first slider is connected to the outer side wall of the threaded rod 202 by threaded cooperation.

[0034] A threaded rod 202 is provided so that the threaded rod 202 rotates to drive the first slider to move, thereby allowing the workbench 103 and the components thereon to move accordingly; a first motor 203 is provided so that the output shaft of the first motor 203 rotates, thereby driving the threaded rod 202 to rotate, thereby allowing the first slider to move accordingly; a first L-shaped support frame 204 is provided so that the first motor 203 can be supported during operation to prevent the output shaft of the first motor 203 from rotating and rotating on its own.

[0035] like Figure 3 As shown: each group of second drive components includes a bidirectional screw 301 rotatably connected to the second limit groove 104, the bidirectional screw 301 is rotatably connected to the second limit groove 104 through bearings at both ends, a second motor 302 is arranged at one end of the bidirectional screw 301, the second motor 302 is connected to one end of the bidirectional screw 301 through a coupling, a second L-shaped support frame 303 is arranged on one side of the second motor 302, the second motor 302 is connected to a side surface of the second L-shaped support frame 303 by bolts, and one end of the second L-shaped support frame 303 is connected to a vertical surface on one side of the workbench 103 by bolts.

[0036] A bidirectional screw 301 is provided so that when the bidirectional screw 301 rotates, it can drive the two second sliders 304 to move toward or away from each other, so that the two groups of first clamping mechanisms or the two groups of second clamping mechanisms can move toward each other to clamp the parts to be polished, and when moving away from each other, the polished parts can be loosened to facilitate taking and placing. A second motor 302 is provided so that the output shaft of the second motor 302 is active, thereby driving the bidirectional screw 301 to rotate accordingly. A second L-shaped support frame 303 is provided so that the second motor 302 can be supported to prevent the second motor 302 from rotating due to the rotation of the output shaft during operation.

[0037] like Figure 3 , 4 As shown: a second slider 304 is symmetrically arranged on the outer wall of one of the bidirectional screws 301, and the second slider 304 is connected to one of the bidirectional screws 301 through threaded cooperation, and each group of first clamping mechanisms is arranged on the upper part of the corresponding second slider 304, and a third slider 305 is symmetrically arranged on the outer wall of the other bidirectional screw 301, and the third slider 305 is connected to the outer wall of the other bidirectional screw 301 through threaded cooperation, and each group of second clamping mechanisms is arranged on the upper part of the corresponding third slider 305.

[0038] The second slider 304 is arranged so that when the two second sliders 304 move, they can drive the two groups of first clamping mechanisms to move toward or away from each other. The third slider 305 is arranged so that when the two third sliders 305 move, they can drive the two groups of second clamping mechanisms to move toward or away from each other.

[0039] like Figure 3 , 4 , 5: each group of first clamping mechanisms includes a movable plate 401 arranged on the upper part of the second slider 304, the movable plate 401 is welded to the upper part of the second slider 304, a plurality of mounting holes are opened on the vertical surface of one side of the movable plate 401, and the plurality of mounting holes can be integrally formed with the movable plate 401 by mold casting during production, a spring 402 is connected to the bottom of the inner side wall of each mounting hole, one end of the spring 402 is welded to the bottom of the inner side wall of the mounting hole, the other end of the spring 402 is connected to a fixed disk 403, the other end of the spring 402 is welded to the fixed disk 403, a clamping column 404 is arranged at one end of the fixed disk 403, the clamping column 404 is set to a rubber material, and the clamping column 404 is fixedly connected to one end of the fixed disk 403 by sol connection.

[0040] A movable plate 401 is provided so that each component thereon can be supported and can move therewith, a plurality of mounting holes are provided so that each component therein can be fixedly supported therein and can rebound or shrink, a spring 402 is provided so that when a part is clamped, the spring 402 shrinks so that a clamping column 404 that is not retracted into the mounting hole can firmly clamp the irregular part, a fixed plate 403 is provided so that the clamping column 404 can be firmly supported, and a plurality of clamping columns 404 are provided so that when an irregular part is clamped, the clamping column 404 that presses against the irregular part will shrink into the mounting hole, while the clamping column 404 that is not retracted into the mounting hole will firmly support the irregular part.

[0041] like Figure 6 , 7 As shown: each group of second clamping mechanisms includes a connecting plate 501 arranged on the upper part of the third slider 305, the connecting plate 501 is welded to the upper part of the third slider 305, a mounting block 502 is arranged on the upper part of the connecting plate 501, the mounting block 502 is welded to the upper part of the connecting plate 501, the mounting block 502 is arranged in a hexagonal structure, a clamping block 503 is arranged above the mounting block 502, a mounting groove 506 is opened at the lower part of the clamping block 503 at a position corresponding to the mounting block 502, the clamping block 503 is clamped on the upper part of the mounting block 502 through the mounting groove 506, and connecting columns 505 are arranged on the four vertical surfaces of the clamping block 503, and the connecting columns 505 are welded to the four vertical surfaces of the clamping block 503.

[0042] A connecting plate 501 is provided so that various parts thereon can be supported, a mounting block 502 is provided so that the clamping block 503 can be fixed in cooperation with a mounting groove 506 opened at the lower part of the clamping block 503, thereby making it easy to quickly disassemble and assemble the clamping block 503, and the mounting block 502 is provided in a hexagonal structure so that the connection structure between the mounting block 502 and the mounting groove 506 is more stable, and no shaking or rotation occurs when the parts are clamped, the clamping block 503 is provided so that various parts thereon can be supported, four connecting columns 505 are provided so that the clamping plate 601, the arc plate 602, the conical head 603 and the connecting block 604 are fixed on different connecting columns 505 respectively, and they are provided on the vertical surfaces on the four sides of the clamping block 503 so that the clamping tool can be adjusted according to the shape of the parts.

[0043] like Figure 6 , 7 As shown: one end of the four connecting columns 505 is respectively provided with a clamping plate 601, an arc plate 602, a conical head 603 and a connecting block 604, the clamping plate 601, the arc plate 602, the conical head 603 and the connecting block 604 are all welded to the corresponding end of the connecting column 505, a circular groove 605 is opened on the vertical surface of one side of the connecting block 604, the circular groove 605 can be integrally formed with the connecting block 604 through mold casting during production, a handle 504 is provided on the upper part of the clamping block 503, and the handle 504 is welded to the upper part of the clamping block 503.

[0044] A clamping plate 601 is provided so that parts with flat surfaces can be clamped, an arc plate 602 is provided so that cylindrical parts can be clamped, a conical head 603 is provided so that pipe parts such as steel pipes can be clamped, a connecting block 604 is provided and a circular groove 605 is opened thereon so that spherical parts can be clamped, so that it is suitable for stably clamping parts of various shapes, a handle 504 is provided so that the clamping block 503 can be easily taken in and out, and the effect of quick disassembly and assembly of the clamping block 503 is further increased.

[0045] The use of the utility model:

[0046] When it is necessary to grind a part, different clamping tools are selected according to the shape of the part. After selecting the tool, the first motor is controlled to rotate as needed to adjust the position of the workbench and the components thereon. Then, the part to be grinded can be placed on the clamping tool. By starting the corresponding second motor, the first clamping mechanism or the second clamping mechanism can be controlled to move toward each other, so that the part can be firmly clamped thereon. Then, the grinding equipment can be started to grind it, so that parts of different shapes can be clamped, thereby making the parts more stable during the grinding process.

[0047] In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0048] The above is a preferred embodiment of the present invention. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A clamping device for parts grinding, characterized in that: The invention comprises a mounting plate (101), a fixing plate (102) is arranged on the upper part of the mounting plate (101), a first limiting groove (201) is provided on the upper part of the fixing plate (102), a first driving component is arranged in the first limiting groove (201), the first driving component comprises a first sliding block, a workbench (103) is arranged on the upper part of the first sliding block, a second limiting groove (104) is symmetrically provided on the upper part of the workbench (103), a second driving component is arranged in each of the two second limiting grooves (104), one group of the second driving components is provided with two groups of first clamping mechanisms, and the other group of the second driving components is provided with two groups of second clamping mechanisms.

2. The part grinding clamping device according to claim 1, characterized in that: The first driving assembly also includes a threaded rod (202) rotatably connected to the first limiting groove (201), a first motor (203) is arranged at one end of the threaded rod (202), a first L-shaped support frame (204) is arranged at one side of the first motor (203), and the first sliding block is arranged on the outer side wall of the threaded rod (202).

3. The part grinding clamping device according to claim 1, characterized in that: Each group of the second driving components comprises a bidirectional screw (301) rotatably connected to the second limiting groove (104), a second motor (302) is arranged at one end of the bidirectional screw (301), and a second L-shaped support frame (303) is arranged at one side of the second motor (302).

4. The part grinding clamping device according to claim 3, characterized in that: A second slider (304) is symmetrically arranged on the outer wall of one of the bidirectional screws (301), and each group of the first clamping mechanism is arranged on the upper part of the corresponding second slider (304); a third slider (305) is symmetrically arranged on the outer wall of the other bidirectional screw (301), and each group of the second clamping mechanism is arranged on the upper part of the corresponding third slider (305).

5. The part grinding clamping device according to claim 4, characterized in that: Each group of the first clamping mechanisms comprises a movable plate (401) arranged on the upper part of the second slider (304), a plurality of mounting holes are opened on a vertical surface on one side of the movable plate (401), a spring (402) is connected to the bottom of the inner wall of each mounting hole, the other end of the spring (402) is connected to a fixed plate (403), and a clamping column (404) is arranged at one end of the fixed plate (403).

6. The part grinding clamping device according to claim 4, characterized in that: Each group of the second clamping mechanisms comprises a connecting plate (501) arranged on the upper part of the third slider (305); a mounting block (502) is arranged on the upper part of the connecting plate (501); a clamping block (503) is arranged above the mounting block (502); a mounting groove (506) is provided at the lower part of the clamping block (503) at a position corresponding to the mounting block (502); the clamping block (503) is clamped on the upper part of the mounting block (502) through the mounting groove (506); connecting columns (505) are arranged on the vertical surfaces of the four sides of the clamping block (503); a clamping plate (601), an arc plate (602), a conical head (603) and a connecting block (604) are respectively arranged at one end of the four connecting columns (505); a circular groove (605) is provided on the vertical surface of one side of the connecting block (604).

7. The part grinding clamping device according to claim 6, characterized in that: A handle (504) is provided on the upper portion of the clamping block (503).

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