Novel clamp for precise machine tool part machining

Abstract

The utility model relates to the technical field of machining, and discloses a novel fixture for precision machine tool part machining, which comprises a workbench and a first connecting plate, the top of the workbench is bolted with the bottom of the first connecting plate, supports are bolted on both sides of the top of the first connecting plate, a sliding mechanism is arranged on the top of the workbench, and the sliding mechanism is connected with the first connecting plate. A second connecting plate is further arranged on the top of the workbench. A motor is started to drive a first rotating shaft to rotate, a first gear which is influenced by the first rotating shaft to rotate drives a rack column connected with the surface of the first gear to move forwards, a clamping block moves forwards to the middle position of the surface of a steel pipe, and meanwhile a connecting piece drives a supporting block to move to the inner wall of the steel pipe along with the clamping block; the air cylinders push the clamping blocks in bolted connection with the output shafts of the air cylinders to move inwards till the surfaces of the pipelines are clamped, and the supporting blocks on the inner sides of the pipelines at the same positions support the extruded inner walls of the steel pipes.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical processing technical field, concretely is a novel clamp for precision machine tool part machining. BACKGROUND

[0002] The progress of science and technology and the continuous innovation in the field of industrial manufacturing increase the demand for efficient, flexible and adaptable production equipment. In this context, a new type of clamp emerges as the times require and becomes an indispensable part of modern manufacturing. Currently, in mechanical processing, the clamping precision of the clamp is crucial to the machining precision of the workpiece. However, for some pipe workpieces that need to be polished, the machining force is often applied along the radial direction of the steel pipe during processing. This causes the temperature of the polishing area of the steel pipe to rise during polishing, which affects the polishing area. At the same time, the clamp is clamped by the steel pipe, which causes the pipe workpiece to be prone to bending and deformation. This leads to a large error in the machining precision of the workpiece. Therefore, the support and cooling inside the pipe are crucial to the efficiency of steel pipe production. SUMMARY

[0003] The utility model discloses a novel clamp for precision machine tool part machining, which has the advantage of preventing deformation of the workpiece.

[0004] To achieve the above objectives, this utility model provides the following technical solution: A novel fixture for machining precision machine tool parts, comprising a worktable and a first connecting plate, wherein the top of the worktable is bolted to the bottom of the first connecting plate, and brackets are bolted to both sides of the top of the first connecting plate; a sliding mechanism is provided on the top of the worktable; a second connecting plate is also provided on the top of the worktable; a cylinder is bolted to the top of the second connecting plate; a clamping block is bolted to the output shaft of the cylinder; second sliders are bolted to both sides of the bottom inner wall of the clamping block; a support plate is also bolted to the top of the worktable; a water spraying mechanism is provided on the top of the worktable; a connecting member is provided above the worktable; and the sliding mechanism includes a motor, a first rotating shaft, a first bevel gear, a second bevel gear, and a second rotating shaft. The bottom of the motor is bolted to the bottom of the workbench, and the output shaft of the motor is bolted to one end of the first rotating shaft. One end of the first rotating shaft is bolted to one end of the first bevel gear, and the surface of the first bevel gear meshes with the surface of the second bevel gear. The inner wall of the second bevel gear is bolted to the surface of the second rotating shaft. The surface of the second rotating shaft is rotatably connected to the inner wall of the support plate. A first gear is bolted to the surface of the second rotating shaft. A rack column is meshed with the surface of the first gear. A first connecting block is bolted to the top of the rack column, and one side of the first connecting block is bolted to one side of the connector. The bottom of the connector is bolted to the top of the rack column. A first slider is bolted to the bottom of the first connecting block. The bottom of the second connecting plate is bolted to the top of the first connecting block.

[0005] Preferably, the water spraying mechanism includes a water pump, a third connecting plate, a water tank, an inlet pipe, and a hose. The bottom of the water tank is bolted to the top of the workbench, and the top of the water tank is bolted to the bottom of the third connecting plate. The top of the third connecting plate is bolted to the bottom of the water pump, and the bottom of one end of the water pump is connected to one end of the inlet pipe. The surface of the inlet pipe is connected to the inner wall of the water tank. One end of the water pump is connected to one end of the hose, and the other end of the hose is connected to a connecting pipe. A third connecting block is bolted to the surface of the connecting pipe, and the bottom of the third connecting block is bolted to the top of the connector. Support blocks are bolted to the top of one side and both sides of the third connecting block. A pulley is bolted to the top of the support block, and a nozzle is connected to the top of the connecting pipe.

[0006] Preferably, one side of the clamping block is arc-shaped.

[0007] Preferably, the surface of the first connecting block is provided with a notch for the second slider to slide through.

[0008] Preferably, the surface of the first slider is slidably connected to a second connecting block, and the second connecting block has grooves on both sides and the top.

[0009] Preferably, the support block is arc-shaped and the pulleys are distributed in an arc.

[0010] Compared with the prior art, the utility model have the advantages that:

[0011] The utility model discloses a first rotating shaft is driven to rotate through the opening motor, and the first gear that rotates under its influence drives the rack post connected with its surface to move forward, and the clamping block moves forward to the intermediate position of the steel pipe surface, and the support block is moved to the steel pipe inner wall with the clamping block together under the connection piece, then the cylinder is opened, and the clamping block that is connected with the output shaft peg of the cylinder moves inwards until the surface of the pipe is clamped, and the support block of the same position pipe inside supports the steel pipe inner wall that is extruded, and the pulley and the support block of the same position slide on the inner wall of the steel pipe with the clamping block in the moving process, and the water that the water pump sprays through the spray head cools the inner wall of the upper pipe, prevents the bending deformation condition of its appearance, and the work output efficiency is improved greatly. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the three -dimensional structure schematic diagram in the utility model;

[0013] Figure 2 It is the structure schematic diagram of sliding mechanism in the utility model;

[0014] Figure 3 It is the structure schematic diagram of water spraying mechanism in the utility model;

[0015] Figure 4 It is the local structure schematic diagram in the utility model;

[0016] Figure 5 It is the cross section structure schematic diagram of first connecting block in the utility model;

[0017] Figure 6 It is the cross section structure schematic diagram of second connecting block in the utility model;

[0018] Figure 7 It is the local structure schematic diagram in the utility model.

[0019] In the drawing: 1, workbench;2, first connecting plate;3, support;4, pulley;5, sliding mechanism;51, motor;52, first rotating shaft;53, first bevel gear;54, second bevel gear;55, second rotating shaft;56, first gear;57, rack post;58, first connecting block;59, first sliding block;510, second connecting block;6, second connecting plate;7, cylinder;8, clamping block;9, second sliding block;10, water spraying mechanism;101, water pump;102, third connecting plate;103, water tank;104, water inlet pipe;105, hose;106, connecting pipe;107, third connecting block;108, spray head;109, support block;11, connecting piece;12, support plate. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Please refer to Figures 1-7 As shown in FIG. 1, a new clamp for precision machine tool part machining, including workbench 1 and first connecting plate 2, the top of workbench 1 is bolted with the bottom of first connecting plate 2, both sides of the top of first connecting plate 2 are bolted with support 3, the top of support 3 is arc-shaped and matches the surface of steel pipe, the top of workbench 1 is provided with sliding mechanism 5, the top of workbench 1 is also provided with second connecting plate 6, the top of second connecting plate 6 is bolted with air cylinder 7, the output shaft of air cylinder 7 is bolted with clamping block 8, one side of clamping block 8 is arc-shaped and matches the surface of steel pipe, both sides of the inner wall of the bottom of clamping block 8 are bolted with second sliding block 9, the top of workbench 1 is also bolted with supporting plate 12, the top of workbench 1 is provided with water spraying mechanism 10, the top of workbench 1 is provided with connecting piece 11, sliding mechanism 5 includes motor 51, first rotating shaft 52, first bevel gear 53, second bevel gear 54 and second rotating shaft 55, the bottom of motor 51 is bolted with the bottom of workbench 1, and the output shaft of motor 51 is bolted with one end of first rotating shaft 52, one end of first rotating shaft 52 is bolted with one end of first bevel gear 53, and the surface of first bevel gear 53 is meshed and connected with the surface of second bevel gear 54, the inner wall of second bevel gear 54 is bolted with the surface of second rotating shaft 55, the surface of second rotating shaft 55 is rotatably connected with the inner wall of supporting plate 12, the surface of second rotating shaft 55 is bolted with first gear 56, the surface of first gear 56 is meshed and connected with rack column 57, first connecting block 58 is bolted with the top of rack column 57, and one side of first connecting block 58 is bolted with one side of connecting piece 11, the bottom of connecting piece 11 is bolted with the top of rack column 57, first connecting block 58 is provided with a notch, which is the same shape as second sliding block 9, second sliding block 9 is slid on the inner wall of first connecting block 58 by air cylinder 7, first sliding block 59 is bolted with the bottom of first connecting block 58, the surface of first sliding block 59 is slidably connected with second connecting block 510, grooves are formed in both sides and the top of second connecting block 510, first connecting block 58 bolted above is moved forward or backward by the movement of rack column 57, the bottom of second connecting plate 6 is bolted with the top of first connecting block 58.

[0022] The water spraying mechanism 10 comprises a water pump 101, a third connecting plate 102, a water tank 103, a water inlet pipe 104 and a hose 105, the bottom of the water tank 103 is bolted to the top of the workbench 1, the top of the water tank 103 is bolted to the bottom of the third connecting plate 102, the top of the third connecting plate 102 is bolted to the bottom of the water pump 101, the bottom of one end of the water pump 101 is communicated with one end of the water inlet pipe 104, the surface of the water inlet pipe 104 is communicated with the inner wall of the water tank 103, one end of the water pump 101 is communicated with one end of the hose 105, the other end of the hose 105 is communicated with a connecting pipe 106, the surface of the connecting pipe 106 is bolted with a third connecting block 107, the bottom of the third connecting block 107 is bolted with the top of the connecting piece 11, the top of one side of the third connecting block 107 is bolted with a supporting block 109 on both sides, the supporting block 109 is designed in an arc shape, and the pulleys 4 are distributed in an arc line, when the clamping block 8 clamps the steel pipe, the supporting block 109 plays a supporting and anti-deformation role at the same position of the inner wall of the steel pipe, the top of the supporting block 109 is bolted with the pulley 4, the pulley 4 provided on the top of the supporting block 109 can slide on the inner wall of the steel pipe at any time, the top of the connecting pipe 106 is communicated with a spray head 108, and the inner wall of the pipeline with high temperature caused by polishing above is cooled by the sprayed liquid.

[0023] Working principle: first, the steel pipe is placed on the top of the support 3, then the motor 51 is started, the output shaft of the motor 51 drives the first rotating shaft 52 to rotate, then the first rotating shaft 52 drives the first bevel gear 53 to rotate, the second bevel gear 54 affected by the first bevel gear 53 drives the second rotating shaft 55 to rotate, the second rotating shaft 55 drives the first gear 56 to rotate, then the first gear 56 drives the rack column 57 to move forward, the rack column 57 drives the first connecting block 58 bolted above to move forward, at the same time, the first connecting block 58 drives the clamping block 8 above to move forward, the clamping block 8 moves to the middle of the surface of the pipeline, at the same time, the connecting piece 11 also enters the inner wall of the steel pipe with the third connecting block 107 bolted above, the hose 105 of the water pump 101 can still supply water when it moves to the inside of the steel pipe, the supporting block 109 bolted with the third connecting block 107 is at the same position of the clamping block 8 on the surface and the inner wall of the steel pipe, then the cylinder 7 is started, the cylinder 7 pushes the clamping block 8 to move forward, the clamping block 8 clamps the surface of the steel pipe, the supporting block 109 at the same position in the inside prevents the steel pipe from being deformed due to the extrusion of the clamping block 8, then the water pump 101 is started, the water pump 101 pumps out the water in the water tank 103 and sprays it out through the spray head 108 communicated with the connecting pipe 106, the spray head 108 sprays water above, cooperates with the supporting block 109 and the pulley 4 to support the inner wall of the steel pipe, at the same time, the pulley 4 can move with the clamping block 8 to cool the inner wall of the pipeline, prevent the pipeline from being punched or deformed, etc., while stabilizing the steel pipe, the grinding efficiency of the steel pipe is greatly improved.

[0024] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting; it is not intended to exclude myriad other embodiments of the present application that other inventors can develop based on the same general inventive concepts embodied by the described embodiments. That is, although the present application is described in terms of particular embodiments and implementations, it is to be understood that the terminology used is for the purpose of descriptive clarity and that it is intended to be limited only by the words recited in the appended claims. The scope of the present application shall be limited only by the claims.

[0025] While the embodiments of the present application have been shown and described with respect to particular embodiments thereof, it will be understood by those skilled in the art that various changes in form and details can be made therein without departing from the spirit and scope of the application. Therefore, the scope of the application should not be limited by the embodiments, but should be defined only in accordance with the following claims and their equivalents.

Claims

1. A new type of fixture for precision machine tool parts machining, comprising a worktable (1) and a first connecting plate (2), characterized in that: The top of the workbench (1) is bolted with the bottom of the first connecting plate (2), both sides of the top of the first connecting plate (2) are bolted with supports (3), the top of the workbench (1) is provided with a sliding mechanism (5), and the top of the workbench (1) is provided with a second connecting plate (6); the top of the second connecting plate (6) is bolted with a gas cylinder (7), the output shaft of the gas cylinder (7) is bolted with a clamping block (8), both sides of the bottom inner wall of the clamping block (8) are bolted with second sliding blocks (9), the top of the workbench (1) is also bolted with a supporting plate (12), the top of the workbench (1) is provided with a water spraying mechanism (10), the top of the workbench (1) is provided with a connecting piece (11), the sliding mechanism (5) comprises a motor (51), a first rotating shaft (52), a first bevel gear (53), a second bevel gear (54) and a second rotating shaft (55), the bottom of the motor (51) is bolted with the bottom of the workbench (1), and the output shaft of the motor (51) is bolted with one end of the first rotating shaft (52); one end of the first rotating shaft (52) is bolted with one end of the first bevel gear (53), the surface of the first bevel gear (53) is in meshing connection with the surface of the second bevel gear (54), the inner wall of the second bevel gear (54) is bolted with the surface of the second rotating shaft (55), the surface of the second rotating shaft (55) is rotatably connected with the inner wall of the supporting plate (12), the surface of the second rotating shaft (55) is bolted with a first gear (56), the surface of the first gear (56) is in meshing connection with a rack column (57), the top of the rack column (57) is bolted with a first connecting block (58), one side of the first connecting block (58) is bolted with one side of the connecting piece (11), the bottom of the connecting piece (11) is bolted with the top of the rack column (57), the bottom of the first connecting block (58) is bolted with a first sliding block (59), and the bottom of the first connecting block (58) is bolted with the top of the first connecting block (58).

2. A new type of fixture for precision machine tool parts machining as claimed in claim 1, wherein: The water spraying mechanism (10) comprises a water pump (101), a third connecting plate (102), a water tank (103), a water inlet pipe (104) and a hose (105), the bottom of the water tank (103) is bolted to the top of the workbench (1), the top of the water tank (103) is bolted to the bottom of the third connecting plate (102), the top of the third connecting plate (102) is bolted to the bottom of the water pump (101), the bottom of one end of the water pump (101) is communicated with one end of the water inlet pipe (104), the surface of the water inlet pipe (104) is communicated with the inner wall of the water tank (103), one end of the water pump (101) is communicated with one end of the hose (105), the other end of the hose (105) is communicated with a connecting pipe (106), the surface of the connecting pipe (106) is bolted with a third connecting block (107), the bottom of the third connecting block (107) is bolted to the top of the connecting piece (11), the top of one side of the third connecting block (107) is bolted with a supporting block (109) on both sides, the top of the supporting block (109) is bolted with a pulley (4), the top of the connecting pipe (106) is communicated with a spray head (108).

3. A new type of fixture for precision machine tool parts machining as claimed in claim 1, wherein: One side of the clamping block (8) is designed in an arc shape.

4. A new type of fixture for precision machine tool parts machining as claimed in claim 1, wherein: The surface of the first connecting block (58) is provided with a gap for sliding of the second sliding block (9).

5. A new type of fixture for precision machine tool parts machining as claimed in claim 1, wherein: The surface of the first sliding block (59) is slidingly connected with a second connecting block (510), and the two sides and the top of the second connecting block (510) are provided with grooves.

6. A new type of fixture for precision machine tool parts machining as claimed in claim 2, wherein: The supporting block (109) is designed in an arc shape, and the pulleys (4) are distributed in an arc line.

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