Polishing jig special for metal workpiece

Abstract

The polishing jig special for the metal workpiece comprises a base, one side of the upper end of the base is fixedly connected with an air cylinder, the end face of the output end of one side of the air cylinder is fixedly connected with a connecting block structure, and the upper end of the connecting block structure is connected with a polishing check block structure in a clamped mode. A supporting arm is fixedly connected to the other side of the upper end of the base, a clamping groove is formed in the upper end of the supporting arm, an arc sliding rail is transversely and movably arranged at the upper end of the clamping groove, a positioning insertion rod is clamped to one side end of the arc sliding rail, and a machining part is arranged on one side of the upper end of the positioning insertion rod in a sleeving mode. A pressing column at the lower end of the interior of the polishing stop block structure is pressed, so that the pressing column vertically moves downwards, the pressing column drives movable plates on the periphery to continuously move downwards, the movable plates extrude the periphery of the lower end, and then the pressing column drives a transverse insertion plate and a positioning block at the lower end to vertically move downwards.

Description

TECHNICAL FIELD

[0001] The utility model relates to metal workpiece polishing jig technical field, concretely is a kind of special polishing jig for metal workpiece. BACKGROUND

[0002] Polishing jig is a tool for fixing and supporting polishing head, aiming at improving the stability and precision of polishing head, while avoiding injury to operators, and prolonging the service life of polishing head.Polishing jig is usually composed of clamps, support frames, positioning systems and other components, which can be selected according to specific needs and the type of polishing head.

[0003] However, the connecting block in the existing polishing jig will be worn out during the polishing process, which will cause the connecting block to be a consumable product. The connecting block is usually connected and fixed by conventional connecting pieces such as bolts and nuts, which will require various tools for disassembly of the overall polishing block structure, resulting in slow disassembly efficiency of the overall polishing block structure, thus not meeting the existing needs. Therefore, we propose a special polishing jig for metal workpiece. SUMMARY

[0004] The utility model aims at providing a special polishing jig for metal workpiece to solve the problem that the connecting block in the polishing jig will be worn out during the polishing process, which will cause the connecting block to be a consumable product. The connecting block is usually connected and fixed by conventional connecting pieces such as bolts and nuts, which will require various tools for disassembly of the overall polishing block structure, resulting in slow disassembly efficiency of the overall polishing block structure.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a special polishing jig for metal workpiece, comprising a base, a gas cylinder is fixedly connected to one side of the upper end of the base, a connecting block structure is fixedly connected to the end face of the output end of one side of the gas cylinder, a polishing block structure is clamped to the upper end of the connecting block structure, a support arm is fixedly connected to the other side of the upper end of the base, a clamping groove is provided at the upper end of the support arm, a circular arc slide rail is movably provided at the upper end of the clamping groove, a positioning plug is clamped to one side of the circular arc slide rail, and a workpiece is sleeved on one side of the upper end of the positioning plug.

[0006] Preferably, the connecting block structure comprises an outer groove portion provided at the rear end of the connecting portion connected to the output end of the gas cylinder, and inner groove portions are provided at the upper end of the inner groove portion on both sides.

[0007] Preferably, the polishing stop block structure comprises a connecting block clamped on the upper end of the connecting part, one side of the connecting block is fixedly connected with a baffle, the upper end of the connecting block is provided with a groove, the inner bottom end of the groove is provided with a movable hole, the bottom end of the movable hole is provided with an inner cavity, a pressing column is movably arranged in the movable hole, the two sides of the pressing column are fixedly connected with movable plates, and the lower ends of the two movable plates are connected with springs.

[0008] Preferably, the lower end of the pressing column is fixedly connected with a transverse insertion plate, and the upper end surfaces of the two sides of the transverse insertion plate are fixedly connected with positioning blocks.

[0009] Preferably, the transverse insertion plate is transversely inserted in the outer groove portion, and the positioning blocks are inserted in the inner groove portion.

[0010] Preferably, the front view cross-sections of the outer groove portion and the transverse insertion plate are both provided with inverted T-shaped structures.

[0011] Preferably, the baffle is pressed on one side end surface of a workpiece.

[0012] Compared with the prior art, the polishing stop block structure has the advantages that:

[0013] 1. By pressing the pressing column at the lower end of the polishing stop block structure, the pressing column is vertically moved downward, so that the pressing column drives the movable plates around it to continuously move downward, the movable plates extrude the lower end around, and then the pressing column drives the transverse insertion plate and the positioning blocks at the lower end to vertically move downward.

[0014] The positioning blocks are vertically separated from the inner groove portion, so that the insertion connection between the transverse insertion plate and the outer groove portion is released. Since the front view cross-sections of the overall outer groove portion and the transverse insertion plate are both provided with inverted T-shaped structures, the overall polishing stop block structure can be transversely separated from the upper end of the connecting block structure, and finally the polishing stop block structure and the connecting block structure are quickly disassembled.

[0015] 2. The polishing stop block structure and the connecting block structure are provided to realize the installation and disassembly of the baffle, and the polishing stop block structure and the connecting block structure replace the existing connecting members such as screws and nuts, so that the disassembly and installation efficiency of the overall polishing stop block structure is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0017] Figure 2 It is an exploded schematic diagram of the structure of the utility model;

[0018] Figure 3 It is a front view cross-section of the connecting block structure and the polishing stop block structure of the utility model.

[0019] Figure 4 For the utility model Figure 3 The cutaway enlarged view of A in the figure.

[0020] In the figure: 1, workpiece; 2, support arm; 3, polishing stop block structure; 301, connecting block; 302, baffle; 303, groove; 304, pressing column; 305, inner cavity; 306, movable plate; 307, spring; 308, movable hole; 309, transverse insertion plate; 310, positioning block; 4, air cylinder; 5, connecting block structure; 501, connecting part; 502, outer groove part; 503, inner groove part; 6, clamping groove; 7, base; 8, positioning insertion rod; 9, circular arc sliding rail. DETAILED DESCRIPTION

[0021] 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, not all the embodiments.

[0022] Please refer to Figures 1 to 4 The utility model provides an embodiment: a kind of special polishing jig for metal workpiece, including base 7, the upper end of base 7 one side is fixedly connected with air cylinder 4, the end face of air cylinder 4 one side output end is fixedly connected with connecting block structure 5, the upper end of connecting block structure 5 is clamped with polishing stop block structure 3, the upper end of base 7 other side is fixedly connected with support arm 2, the upper end of support arm 2 is equipped with clamping groove 6, clamping groove 6 upper end is horizontally movably equipped with circular arc sliding rail 9, one side end of circular arc sliding rail 9 is clamped with positioning insertion rod 8, the upper end of positioning insertion rod 8 one side is equipped with workpiece 1, the workpiece 1 of which is inserted and connected between positioning insertion rod 8, and workpiece 1 can be fixed in the upper end of circular arc sliding rail 9, the surface of circular arc sliding rail 9 and the inner surface of workpiece 1 lower end are bonded, to realize the limiting fixation between workpiece 1 and circular arc sliding rail 9, the positioning insertion rod 8 can be equipped in workpiece 1, and the lower end of positioning insertion rod 8 is clamped with circular arc sliding rail 9, to make the one side end of workpiece 1 in the positioning insertion rod 8 be blocked, the above-mentioned setting makes workpiece 1 be positioned between positioning insertion rod 8 and polishing stop block structure 3;

[0023] In the whole process of using the jig, first open the cylinder 4, so that the cylinder 4 operation, then the output end of the cylinder 4 side drive connecting block structure 5 and polishing block structure 3 transverse activity, and then make the polishing block structure 3 stop the workpiece 1, and the base 7 in the whole jig is fixed on the polishing workbench, the workbench is provided with a mechanical hand, the mechanical hand according to the set program to the outer surface of the workpiece 1 sandpaper polishing work, after polishing, close the cylinder 4, so that the output end of the cylinder 4 end drive connecting block structure 5 and cylinder 4 transverse activity, so that the polishing block structure 3 gradually away from the workpiece 1, so that the polishing block structure 3 no longer block the workpiece 1, finally make the workpiece 1 can be taken out from the upper end of the support arm 2.

[0024] The connecting block structure 5 comprises a connecting part 501 connected to the output end of the cylinder 4, and an outer groove part 502 is arranged at the rear end of the connecting part 501.

[0025] The polishing block structure 3 comprises a connecting block 301 connected to the upper end of the connecting part 501, a baffle 302 fixedly connected to one side of the connecting block 301, a recess 303 arranged at the middle of the upper end of the connecting block 301, an activity hole 308 penetratingly arranged at the inner bottom end of the recess 303, an inner cavity 305 arranged at the bottom end of the activity hole 308, a pressing column 304 movably arranged in the activity hole 308, two activity plates 306 fixedly connected to the two sides of the pressing column 304, and a spring 307 connected to the lower end of the two activity plates 306.

[0026] The lower end of the pressing column 304 is fixedly connected with a transverse plate 309, the upper end surface of the two sides of the transverse plate 309 is fixedly connected with a positioning block 310, the transverse plate 309 is transversely inserted into the outer groove part 502, the positioning block 310 is inserted into the inner groove part 503, and the front view of the outer groove part 502 and the transverse plate 309 is arranged as an inverted T-shaped structure. The baffle 302 is pressed on one side of the workpiece 1, the transverse plate 309 can be transversely inserted into the outer groove part 502, so that the transverse plate 309 and the outer groove part 502 can be limited and fixed, and then the whole polishing block structure 3 and the connecting block structure 5 are preliminarily positioned.

[0027] By pressing the pressing column 304 at the lower end inside the polishing stop block structure 3, the pressing column 304 is vertically moved downwards, so that the pressing column 304 drives the surrounding movable plates 306 to continuously move downwards, wherein the movable plates 306 press the lower end surrounding 207, and then the pressing column 304 drives the lower end horizontal insertion plate 309 and the positioning block 310 to vertically move downwards, and finally the positioning block 310 is vertically separated from the inner groove 503, which makes the insertion connection between the horizontal insertion plate 309 and the outer groove 502 be released;

[0028] Since the front view section of the overall outer groove 502 and the horizontal insertion plate 309 is provided as an inverted T-shaped structure, the overall polishing stop block structure 3 can be laterally separated from the upper end of the connecting block structure 5, and finally the polishing stop block structure 3 and the connecting block structure 5 are quickly disassembled;

[0029] If the overall polishing stop block structure 3 is installed, the pressing column 304 is pressed again, so that the pressing column 304 presses the lower end horizontal insertion plate 309, and the horizontal insertion plate 309 can drive the positioning block 310 to vertically move downwards, so that the positioning block 310 is no longer blocked, and then the overall horizontal insertion plate 309 is inserted into the outer groove 502, and then the pressing column 304 is released, and the spring 307 inside the inner cavity 305 is stretched to lift the movable plate 306 upwards, so that the movable plate 306 drives the pressing column 304 to vertically move upwards, and finally the pressing column 304 drives the lower end horizontal insertion plate 309 and the positioning block 310 to vertically move upwards, so that the positioning block 310 can be inserted into the inner groove 503 at the upper end of the outer groove 502, and then the horizontal insertion plate 309 is fixed inside the outer groove 502, and then the overall polishing stop block structure 3 is positioned at the upper end of the connecting block structure 5, and the polishing stop block structure 3 and the connecting block structure 5 are provided to realize the installation and disassembly of the baffle 302, and the polishing stop block structure 3 and the connecting block structure 5 are provided to replace the existing screw nut connecting piece, and then the disassembly and installation efficiency of the overall polishing stop block structure 3 is improved.

[0030] It is apparent for those skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but rather can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Thus, the embodiments should be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the above description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. No limitation is intended to the scope of the claims based on any embodiment illustrated in the drawings.

Claims

1. A jig for polishing a metal workpiece, comprising a base (7), characterized in that: The side of the upper end of the base (7) is fixedly connected with a cylinder (4), the end face of the output end of one side of the cylinder (4) is fixedly connected with a connecting block structure (5), the upper end of the connecting block structure (5) is clamped with a polishing stop block structure (3), the other side of the upper end of the base (7) is fixedly connected with a supporting arm (2), the upper end of the supporting arm (2) is provided with a clamping groove (6), the upper end of the clamping groove (6) is transversely movably provided with a circular arc sliding rail (9), one side end of the circular arc sliding rail (9) is clamped with a positioning insertion rod (8), one side of the upper end of the positioning insertion rod (8) is sleeved with a machining part (1).

2. The jig according to claim 1, wherein: The connecting block structure (5) comprises a connecting part (501) connected to the output end of one side of the cylinder (4), and an outer groove part (502) is arranged at the rear end of the connecting part (501).

3. The jig as claimed in claim 2, wherein: The polishing stop block structure (3) comprises a connecting block (301) clamped on the upper end of the connecting part (501), a baffle (302) fixedly connected to one side of the connecting block (301), a recess (303) arranged at the middle of the upper end of the connecting block (301), an active hole (308) penetratingly arranged at the inner bottom end of the recess (303), an inner cavity (305) arranged at the bottom end of the active hole (308), a pressing column (304) movably arranged in the active hole (308), and an active plate (306) fixedly connected to the two sides of the pressing column (304), wherein the lower end of the two active plates (306) is connected with a spring (307).

4. The jig as claimed in claim 3, wherein: The lower end of the pressing column (304) is fixedly connected with a transverse insertion plate (309), and the upper end faces of the two sides of the transverse insertion plate (309) are fixedly connected with positioning blocks (310).

5. The jig as claimed in claim 4, wherein: The transverse insertion plate (309) is transversely inserted into the outer groove part (502), and the positioning blocks (310) are inserted into the inner groove parts (503).

6. The jig as claimed in claim 5, wherein: The front view cross-sections of the outer groove part (502) and the transverse insertion plate (309) are both inverted T-shaped structures.

7. The jig as claimed in claim 6, wherein: The baffle (302) is pressed on one side end face of the machining part (1).

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