Strong-adaptability auxiliary clamp for machining of mechanical parts

Abstract

The utility model discloses a mechanical part processing auxiliary fixture with strong adaptability, which comprises a fixed bottom plate, the top of the fixed bottom plate is provided with two symmetrical sliding frames, the top of each sliding frame is provided with two symmetrical sliding chutes, the inner cavity of each sliding chute is connected with a sliding block in a sliding manner, and the sliding blocks are connected with the fixed bottom plate in a sliding manner. Limiting blocks are fixedly connected to the front face and the back face of the sliding block, the limiting blocks are matched with the sliding groove, and a first threaded rod is rotationally connected to an inner cavity of the sliding groove. By rotating the twisting block and limiting through the sliding groove and the limiting block, the sliding block slides in an inner cavity of the sliding groove, the sliding block drives the limiting rod to move through the connecting rod, then the limiting rod rotates on the surface of the fixing rod, the angle of the limiting rod is adjusted, and the clamp can be adjusted through the adjusting structure; and the situation that a user needs to frequently replace and use the clamp is avoided, and the applicability of the clamping device is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of machining of mechanical parts, and particularly relates to an auxiliary fixture for machining mechanical parts with strong adaptability. Background Technique

[0002] Mechanical parts refer to various parts and accessories for replacement and maintenance of construction machinery, production equipment, transportation equipment, etc. of an enterprise, such as crankshafts, pistons, bearings, etc. There are many types of mechanical parts, and their shapes and sizes are also different. When machining mechanical parts, it is necessary to first clamp the mechanical parts through a fixture to prevent the mechanical parts from shifting in position during the machining process.

[0003] At present, most mechanical parts are fixed by fixtures during machining. The models of mechanical parts are diverse. Some mechanical parts are triangular or circular. When machining triangular or circular mechanical parts, the fixture needs to be replaced. After machining the triangular or circular mechanical parts, the fixture is changed back. The frequent replacement of the fixture is rather troublesome. Therefore, an auxiliary fixture for machining mechanical parts with strong adaptability is needed, which can adjust the fixture through an adjusting structure, avoiding the need for users to frequently replace the fixture, and improving the applicability of the clamping device. Content of the Utility Model

[0004] The purpose of the utility model is to provide an auxiliary fixture for machining mechanical parts with strong adaptability, which has the purpose of adjusting the fixture through an adjusting structure, avoiding the need for users to frequently replace the fixture, and improving the applicability of the clamping device, so as to solve the above-mentioned background technical problems.

[0005] The technical solution of the utility model to solve the above technical problems is as follows: an auxiliary fixture for machining mechanical parts with strong adaptability, which includes a fixed bottom plate. Two symmetric sliding frames are arranged on the top of the fixed bottom plate. Two symmetric sliding grooves are opened on the top of the sliding frame. A slider is slidably connected to the inner cavity of the sliding groove. Limit blocks are fixedly connected to the front and back of the slider, and the limit blocks are adapted to the sliding grooves. A first threaded rod is rotatably connected to the inner cavity of the sliding groove. The first threaded rod penetrates through the slider and is threadedly connected to the slider. A connecting rod is rotatably connected to the top of the slider. A fixed rod is fixedly connected to the top of the sliding frame. Two symmetric limiting rods are rotatably connected to the surface of the fixed rod. The other end of the connecting rod is rotatably connected to the limiting rod. One end of the first threaded rod penetrates to the outside of the sliding groove and is fixedly connected with a torsion block. Two symmetric sliding strips are fixedly connected to the bottom of the sliding frame. Two symmetric sliding rails are opened on the top of the fixed bottom plate. The sliding strips are adapted to the sliding rails. Two symmetric fixed blocks are fixedly connected to the top of the fixed bottom plate. Threaded rods two are rotatably connected to the opposite sides of the two sliding frames. The threaded rods two penetrate through the fixed blocks and are threadedly connected to the fixed blocks.

[0006] Preferably, one end of the second threaded rod away from the carriage is fixedly connected with a rotating disc, and a handle is fixedly connected to the surface of the rotating disc.

[0007] Preferably, one side of the limiting rod away from the carriage is fixedly connected with a fixing plate, and anti-slip lines are arranged on the surface of the fixing plate.

[0008] Preferably, two rows of symmetrical mounting holes are formed in the top of the fixed bottom plate, the connecting rod is in an inclined state, and two symmetrical torsion rods are fixedly connected to the surface of the torsion block.

[0009] Preferably, the sliding strip is in an inverted T shape, and the fixing block is fixedly installed on the top of the fixed bottom plate through bolts.

[0010] The beneficial effects of the present utility model are as follows:

[0011] 1. By rotating the torsion block of the present utility model, limited by the sliding groove and the limiting block, the slider slides in the inner cavity of the sliding groove, so that the slider drives the limiting rod to move through the connecting rod, and further the limiting rod rotates on the surface of the fixed rod to adjust the angle of the limiting rod, thus achieving the purpose of adjusting the fixture through the adjusting structure, avoiding the need for the user to frequently replace the fixture, and improving the applicability of the clamping device;

[0012] 2. Through the setting of the present utility model, when the limiting rod clamps and fixes the mechanical part to be processed, the friction between the limiting rod and the mechanical part can be avoided, and the firmness of the clamping of the mechanical part by the limiting rod is improved. Description of the Drawings

[0013] Among them:

[0014] Figure 1 is a top view schematic diagram of an embodiment of the present utility model;

[0015] Figure 2 is a three-dimensional schematic diagram of an embodiment of the present utility model;

[0016] Figure 3 is a three-dimensional split schematic diagram of an embodiment of the present utility model;

[0017] Figure 4 is an embodiment of the present utility model Figure 3 is a partial enlarged view of point A in the embodiment.

[0018] In the drawings, the list of components represented by each reference numeral is as follows:

[0019] 1. Fixed base plate, 2. Slide carriage, 3. Slide groove, 4. Slide block, 5. Limit block, 6. First threaded rod, 7. Connecting rod, 8. Fixed rod, 9. Limit rod, 10. Torsion block, 11. Slide bar, 12. Slide rail, 13. Fixed block, 14. Second threaded rod, 15. Rotary disk, 16. Fixed plate. Detailed implementation manner

[0020] In the following, embodiments of the auxiliary fixture for processing triangular mechanical parts of the present utility model will be described with reference to the accompanying drawings.

[0021] Embodiment 1:

[0022] Figures 1-4 An auxiliary fixture for processing triangular mechanical parts showing an embodiment of the present utility model includes a fixed base plate 1. Two symmetric slide carriages 2 are arranged on the top of the fixed base plate 1. Two symmetric slide grooves 3 are opened on the top of the slide carriage 2. A slide block 4 is slidably connected to the inner cavity of the slide groove 3. Limit blocks 5 are fixedly connected to the front and back of the slide block 4. The limit blocks 5 are adapted to the slide groove 3. A first threaded rod 6 is rotatably connected to the inner cavity of the slide groove 3. The first threaded rod 6 penetrates through the slide block 4 and is threadedly connected to the slide block 4. A connecting rod 7 is rotatably connected to the top of the slide block 4. A fixed rod 8 is fixedly connected to the top of the slide carriage 2. Two symmetric limit rods 9 are rotatably connected to the surface of the fixed rod 8. A fixed plate 16 is fixedly connected to the side of the limit rod 9 away from the slide carriage 2. Anti-slip lines are arranged on the surface of the fixed plate 16. Through the setting of 16, when the limit rod 9 clamps and fixes the mechanical part to be processed, 16 will avoid the friction between the limit rod 9 and the mechanical part, improving the firmness of the limit rod 9 clamping the mechanical part. The other end of the connecting rod 7 is rotatably connected to the limit rod 9. One end of the first threaded rod 6 penetrates to the outside of the slide groove 3 and is fixedly connected to a torsion block 10. Two symmetric slide bars 11 are fixedly connected to the bottom of the slide carriage 2. Two symmetric slide rails 12 are opened on the top of the fixed base plate 1. The slide bars 11 are adapted to the slide rails 12. Two symmetric fixed blocks 13 are fixedly connected to the top of the fixed base plate 1. A second threaded rod 14 is rotatably connected to the side of each of the two slide carriages 2 away from each other. The end of the second threaded rod 14 away from the slide carriage 2 is fixedly connected to a rotary disk 15. A handle is fixedly connected to the surface of the rotary disk 15. The second threaded rod 14 penetrates through the fixed block 13 and is threadedly connected to the fixed block 13.

[0023] Embodiment 2:

[0024] Figures 1-4An auxiliary fixture for processing triangular mechanical parts according to an embodiment of the present invention is shown, which includes a fixed bottom plate 1. Two rows of symmetrically arranged mounting holes are opened at the top of the fixed bottom plate 1. The connecting rod 7 is in an inclined state. Two symmetrically arranged torsion rods are fixedly connected to the surface of the torsion block 10. Two symmetrically arranged sliding frames 2 are arranged at the top of the fixed bottom plate 1. Two symmetrically arranged sliding grooves 3 are opened at the top of the sliding frame 2. A slider 4 is slidably connected to the inner cavity of the sliding groove 3. Limit blocks 5 are fixedly connected to the front and back of the slider 4. The limit blocks 5 are adapted to the sliding grooves 3. A first threaded rod 6 is rotatably connected to the inner cavity of the sliding groove 3. The first threaded rod 6 penetrates through the slider 4 and is threadedly connected to the slider 4. A connecting rod 7 is rotatably connected to the top of the slider 4. A fixed rod 8 is fixedly connected to the top of the sliding frame 2. Two symmetrically arranged limiting rods 9 are rotatably connected to the surface of the fixed rod 8. The other end of the connecting rod 7 is rotatably connected to the limiting rod 9. One end of the first threaded rod 6 penetrates to the outside of the sliding groove 3 and is fixedly connected to the torsion block 10. Two symmetrically arranged sliding strips 11 are fixedly connected to the bottom of the sliding frame 2. The sliding strips 11 are in an inverted T shape. A fixed block 13 is fixedly installed on the top of the fixed bottom plate 1 by bolts. Two symmetrically arranged slide rails 12 are opened at the top of the fixed bottom plate 1. The sliding strips 11 are adapted to the slide rails 12. Two symmetrically arranged fixed blocks 13 are fixedly connected to the top of the fixed bottom plate 1. A second threaded rod 14 is rotatably connected to the back of each of the two sliding frames 2. The second threaded rod 14 penetrates through the fixed block 13 and is threadedly connected to the fixed block 13.

[0025] Working principle: When the present invention is in use, the user places the mechanical part to be processed on the top of the fixed bottom plate 1 and rotates the torsion block 10 to make the first threaded rod 6 perform threaded movement with the slider 4. Through the limitation of the sliding groove 3 and the limit block 5, the slider 4 slides in the inner cavity of the sliding groove 3, so that the slider 4 drives the limiting rod 9 to move through the connecting rod 7. At this time, the limiting rod 9 will rotate on the surface of the fixed rod 8 to make the angle of the limiting rod 9 adapt to the mechanical part to be processed, avoiding the user from frequently replacing and using the fixture, improving the applicability of the clamping device. When the limiting rod 9 clamps and fixes the mechanical part to be processed, 16 will avoid the friction between the limiting rod 9 and the mechanical part, improving the firmness of the clamping of the mechanical part by the limiting rod 9.

[0026] In summary: For this auxiliary fixture for processing triangular mechanical parts, by rotating the torsion block 10, through the limitation of the sliding groove 3 and the limit block 5, the slider 4 slides in the inner cavity of the sliding groove 3, so that the slider 4 drives the limiting rod 9 to move through the connecting rod 7, and then the limiting rod 9 rotates on the surface of the fixed rod 8 to adjust the angle of the limiting rod 9, and the purpose of adjusting the fixture through the adjusting structure can be achieved, avoiding the user from frequently replacing and using the fixture, and improving the applicability of the clamping device.

Claims

1. An auxiliary fixture for machining mechanical parts with strong adaptability, characterized in that It includes a fixed bottom plate (1). On the top of the fixed bottom plate (1), there are two symmetrical sliding frames (2). On the top of the sliding frame (2), there are two symmetrical sliding grooves (3). Inside the sliding groove (3), there is a sliding block (4) slidably connected. On the front and back of the sliding block (4), there are limit blocks (5) fixedly connected. The limit block (5) is adapted to the sliding groove (3). Inside the sliding groove (3), there is a first threaded rod (6) rotatably connected. The first threaded rod (6) penetrates through the sliding block (4) and is threadedly connected to the sliding block (4). On the top of the sliding block (4), there is a connecting rod (7) rotatably connected. On the top of the sliding frame (2), there is a fixed rod (8) fixedly connected. On the surface of the fixed rod (8), there are two symmetrical limit rods (9) rotatably connected. The other end of the connecting rod (7) is rotatably connected to the limit rod (9). One end of the first threaded rod (6) penetrates to the outside of the sliding groove (3) and is fixedly connected with a torsion block (10). On the bottom of the sliding frame (2), there are two symmetrical sliding strips (11) fixedly connected. On the top of the fixed bottom plate (1), there are two symmetrical sliding rails (12). The sliding strip (11) is adapted to the sliding rail (12). On the top of the fixed bottom plate (1), there are two symmetrical fixing blocks (13). On the opposite sides of the two sliding frames (2), there is a second threaded rod (14) rotatably connected. The second threaded rod (14) penetrates through the fixing block (13) and is threadedly connected to the fixing block (13).

2. The auxiliary fixture for machining mechanical parts with strong adaptability according to claim 1, characterized in that, One end of the second threaded rod (14) far away from the sliding frame (2) is fixedly connected with a rotating disk (15). On the surface of the rotating disk (15), there is a grip fixedly connected.

3. The auxiliary fixture for machining mechanical parts with strong adaptability according to claim 2, characterized in that, On the side of the limit rod (9) far away from the sliding frame (2), there is a fixing plate (16) fixedly connected. On the surface of the fixing plate (16), there are anti-slip lines.

4. An auxiliary fixture for machining mechanical parts with strong adaptability according to claim 3, characterized in that, On the top of the fixed bottom plate (1), there are two rows of symmetrical mounting holes. The connecting rod (7) is in an inclined state. On the surface of the torsion block (10), there are two symmetrical torsion rods fixedly connected.

5. An auxiliary fixture for machining mechanical parts with strong adaptability according to claim 4, characterized in that, The sliding strip (11) is in an inverted T shape. The fixing block (13) is fixedly installed on the top of the fixed bottom plate (1) by bolts.

Images