Fixture used for part machining and replacing grinding with turning

Abstract

The clamp comprises a clamping table, a groove is formed in the surface of one side of the clamping table, a sliding groove I and a sliding groove II are formed in the side surface of the clamping table, the sliding groove II is located in the middle of the sliding groove I, one end of the sliding groove I and one end of the sliding groove II are communicated with the groove, and the other end of the sliding groove I and one end of the sliding groove II are communicated with the clamping table. A sliding block I is slidably connected to the interior of the sliding groove I, a claw block is fixedly connected to the upper end of the sliding block I, a supporting rod is fixedly connected to the lower surface of the sliding block I, a connecting block is fixedly connected to the lower end of the supporting rod, the connecting block is located in the sliding groove II, a clamping block is arranged on one side of the connecting block, and multiple sets of ejector rods are arranged on one side of the clamping block; a top plate is arranged at one ends of the multiple sets of top rods. The problem that a three-jaw clamp used by a traditional lathe cannot stably clamp parts is solved, the situation that the parts shake in the pin turning machining process is reduced, and therefore the pin turning precision of the parts is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to lathe fixture technical field, concretely is a kind of fixture for part processing to grind instead of turning. BACKGROUND

[0002] Turning is a kind of process method, mainly refers to using lathe to turn and process, to achieve higher precision and better surface quality, so that subsequent grinding processing step can be omitted;And when lathe is processed to part, fixture is generally used to clamp and fix part.

[0003] The existing lathe fixture is generally three-jaw fixture, three jaw blocks in fixture are used to clamp and fix part, but the bearing surface of this kind of fixture is generally plane, and the end of part clamped is generally fixed by extrusion of jaw block, the clamping stability of this kind of clamping and fixing to part is poor, and part will shake in the process of turning, so as to reduce the precision of turning to part. UTILITARIAN CONTENT

[0004] In view of the deficiency of prior art, the utility model provides a kind of fixture for part processing to grind instead of turning, solve the problem that three-jaw fixture used by traditional lathe clamps unstable to part, and reduce the shaking condition of part in the process of turning, thus improve the turning precision of part.

[0005] To achieve the above object, the utility model is realized by the following technical scheme: a kind of fixture for part processing to grind instead of turning, including clamping table, the recess is set in the side surface of clamping table, and the side surface of clamping table is provided with sliding slot I and sliding slot II, sliding slot II is located in the middle position of sliding slot I, and the one end of sliding slot I and sliding slot II is communicated with recess, the inside of sliding slot I is slidably connected with sliding block I, and the upper end of sliding block I is fixedly connected with jaw block, the lower surface of sliding block I is fixedly connected with support rod, and the lower end of support rod is fixedly connected with connecting block, the connecting block is located in the inside of sliding slot II, and one side of connecting block is equipped with clamping block, one side of clamping block is equipped with multiple sets of jacks, and one end of multiple sets of jacks is equipped with top plate.

[0006] Preferably, the lower surface of the connecting block is fixedly connected with the sliding block II, and the sliding block II is located in the inside of the sliding slot I.

[0007] Preferably, the side surface of the top plate is installed with the hinge, and the side surface of the hinge is fixedly connected with the one end of the jack.

[0008] Preferably, the inside of the clamping block is provided with a plurality of sliding grooves III, and the inner wall of the sliding groove III is fixedly connected with a spring, one end of the spring is fixedly connected with the other end of the top rod, and the other end of the top rod is located in the inside of the sliding groove III and is in sliding connection with the sliding groove III.

[0009] Preferably, the inside of the connecting block is threadedly connected with an adjusting screw rod, and one end of the adjusting screw rod is rotatably connected with the other side surface of the clamping block through the connecting block.

[0010] Preferably, the outside surface of the clamping table is provided with an adjusting bolt, and the adjusting bolt is located on one side of the sliding groove I, and the other side surface of the clamping table is fixedly provided with a driving shaft.

[0011] The utility model provides a kind of clamp for part processing to replace grinding with turning.Compared with prior art, it has the following beneficial effects:

[0012] 1, through the recess of the one side surface of clamping table and the inside of the sliding groove II opened in the side surface of clamping table, the clamping block in the inside of the sliding groove II, the top rod in the inside of the clamping block, the adjusting screw rod in the inside of the connecting block, the part can be clamped and fixed more, and the clamping stability of lathe fixture to part is improved, and the instability shaking of part when turning is reduced, and the accuracy of part turning is further improved.

[0013] 2, through the hinged element installed on the one side surface of top plate and the hinged element and the one end of top rod fixed connection and the sliding groove III in the inside of clamping block and spring, when clamping and fixing part, the area of contact between top plate and part surface is improved, and the stability of part clamping is further improved. ACCURACY

[0014] Figure 1 It is the structure schematic view of the utility model;

[0015] Figure 2 It is the inside structure schematic view of sliding groove I and sliding groove II in the utility model;

[0016] Figure 3 It is the enlarged structure schematic view of clamping block in the utility model;

[0017] Figure 4 It is the sectional structure schematic view of clamping block in the utility model.

[0018] In the drawing: 1, clamping table;2, driving shaft;3, adjusting bolt;4, sliding groove I;5, sliding groove II;6, claw block;7, recess;8, adjusting screw rod;9, sliding block I;10, connecting block;1001, support rod;1002, sliding block II;11, clamping block;1101, top rod;1102, hinged element;1103, top plate;1104, spring;1105, sliding groove III. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0020] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a fixture for part processing to replace grinding with turning, including clamping table 1, recess 7 is set in the side surface of clamping table 1, and sliding slot I 4 and sliding slot II 5 are set in the side surface of clamping table 1, sliding slot II 5 is located in the middle position of sliding slot I 4, and one end of sliding slot I 4 and sliding slot II 5 is communicated with recess 7, sliding block I 9 is slidably connected in the inside of sliding slot I 4, and the upper end of sliding block I 9 is fixedly connected with claw block 6, the lower surface of sliding block I 9 is fixedly connected with support rod 1001, and the lower end of support rod 1001 is fixedly connected with connecting block 10, connecting block 10 is located in the inside of sliding slot II 5, and one side of connecting block 10 is equipped with clamping block 11, one side of clamping block 11 is equipped with multiple sets of ejector rod 1101, and one end of multiple sets of ejector rod 1101 is equipped with top plate 1103, the lower surface of connecting block 10 is fixedly connected with sliding block II 1002, and sliding block II 1002 is located in the inside of sliding slot I 4.

[0021] As a kind of technical optimization scheme of the utility model, the side surface of top plate 1103 is equipped with hinged part 1102, and the side surface of hinged part 1102 is fixedly connected with one end of ejector rod 1101, by hinged part 1102, top plate 1103 can be flexibly rotated when clamping part, therefore, top plate 1103 can be more fully attached to part, and the stability of part clamping is improved.

[0022] As a kind of technical optimization scheme of the utility model, multiple sets of sliding slot III 1105 are set in the inside of clamping block 11, and spring 1104 is fixedly connected on the inner wall of sliding slot III 1105, one end of spring 1104 is fixedly connected with the other end of ejector rod 1101, and the other end of ejector rod 1101 is slidably connected with sliding slot III 1105 in the inside of sliding slot III 1105, by sliding slot III 1105 and spring 1104 in the inside of clamping block 11, more top plate 1103 can be contacted with irregular part surface, so that the stability of part clamping is further improved.

[0023] As a technical optimization scheme of the utility model, the inside of the connecting block 10 is threadedly connected with an adjusting screw 8, one end of the adjusting screw 8 is rotatably connected with the other side surface of the clamping block 11 through the connecting block 10, and the clamping block 11 can be moved when the staff rotates the adjusting screw 8, and the adjusting flexibility of the staff to the clamping block 11 is improved.

[0024] As a technical optimization scheme of the utility model, the outside surface of the clamping table 1 is provided with an adjusting bolt 3, and the adjusting bolt 3 is located on one side of the sliding groove I 4, and the other side surface of the clamping table 1 is fixedly provided with a driving shaft 2.

[0025] In use, first, the staff installs one end of the part in the inside of the recess 7 on one side surface of the clamping table 1, then rotates the adjusting bolt 3 on the side surface of the clamping table 1, at this time, the adjusting bolt 3 drives the sliding block II 1002 in the inside of the sliding groove I 4 to move towards the part, at the same time, the sliding block II 1002 drives the connecting block 10, the sliding block I 9 and the claw block 6 to move towards the side surface of the part, at this time, the claw block 6 clamps and fixes the part first, after the claw block 6 clamps and fixes the part, at this time, the staff rotates the adjusting screw 8 in the clockwise direction, therefore, the adjusting screw 8 drives the clamping block 11 on one side of the connecting block 10 to slide in the inside of the sliding groove II 5, and the clamping block 11 drives the jacking rod 1101 to move towards the part in the moving process, therefore, the top plate 1103 at one end of the jacking rod 1101 clamps and fixes the part in the inside of the recess 7, at this time, the part can be clamped more stably, when the part needs to be disassembled, the part can be disassembled only by reverse operation.

[0026] Meanwhile, the contents not described in detail in the specification all belong to the prior art known by the person skilled in the art.

[0027] It should be noted that, in this document, the relationship terms such as first and second are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is any such actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitation, the statement "including a limited element" does not exclude the existence of other identical elements in the process, method, article or equipment including the element.

[0028] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A jig for machining of a part by turning instead of grinding, comprising a clamping table (1), characterized in that: The side surface of the clamping table (1) is provided with a groove (7), and the side surface of the clamping table (1) is provided with a sliding groove I (4) and a sliding groove II (5), the sliding groove II (5) is located in the middle position of the sliding groove I (4), and one end of the sliding groove I (4) and the sliding groove II (5) is communicated with the groove (7), the inside of the sliding groove I (4) is slidely connected with the sliding block I (9), and the upper end of the sliding block I (9) is fixedly connected with the claw block (6), the lower surface of the sliding block I (9) is fixedly connected with the supporting rod (1001), and the lower end of the supporting rod (1001) is fixedly connected with the connecting block (10), the connecting block (10) is located in the inside of the sliding groove II (5), and one side of the connecting block (10) is provided with the clamping block (11), one side of the clamping block (11) is provided with a plurality of top rods (1101), and one end of the plurality of top rods (1101) is provided with the top plate (1103).

2. A fixture for machining of parts in lieu of grinding as claimed in claim 1, wherein: The lower surface of the connecting block (10) is fixedly connected with the sliding block II (1002), and the sliding block II (1002) is located in the inside of the sliding groove I (4).

3. The fixture for machining of parts by turning instead of grinding according to claim 1, characterized in that: The side surface of the top plate (1103) is provided with a hinge piece (1102), and one side surface of the hinge piece (1102) is fixedly connected with one end of the top rod (1101).

4. The fixture for machining of parts by turning instead of grinding according to claim 1, characterized in that: A plurality of sliding grooves III (1105) are arranged in the inside of the clamping block (11), and the inner wall of the sliding groove III (1105) is fixedly connected with the spring (1104), one end of the spring (1104) is fixedly connected with the other end of the top rod (1101), and the other end of the top rod (1101) is located in the inside of the sliding groove III (1105) and is slidably connected with the sliding groove III (1105).

5. The fixture for machining of parts by turning instead of grinding according to claim 1, characterized in that: The inside of the connecting block (10) is threadedly connected with the adjusting screw (8), and one end of the adjusting screw (8) is rotatably connected with the other side surface of the clamping block (11) through the connecting block (10).

6. The fixture for machining of parts by turning instead of grinding according to claim 1, characterized in that: The outside surface of the clamping table (1) is provided with an adjusting bolt (3), and the adjusting bolt (3) is located on one side of the sliding groove I (4), and the other side surface of the clamping table (1) is fixedly provided with a driving shaft (2).

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