Tool clamp for polishing scroll plate

Abstract

The utility model discloses a work fixture for polishing a scroll plate, which comprises a base and a turntable, a clamping assembly is arranged on the turntable, the clamping assembly comprises a fixed positioning clamping block and a matching clamping block, the matching clamping block is arranged at the output end of a linear driving assembly, a positioning part is arranged on the scroll plate, an abutting positioning piece is arranged on the base, and the positioning part is arranged on the base. A rotating assembly for controlling the rotating disc to rotate is arranged on the base, and the rotating assembly controls the vortex disc to achieve abutting connection of the positioning part and the abutting connection positioning piece in the rotating process. According to the scheme, through the design of the rotating assembly, the clamping assembly and the abutting positioning piece, positioning can be automatically completed after a worker places the scroll plate on the rotating disc, the operation intensity of the worker is reduced, the production efficiency is improved, meanwhile, the distance between the fixed positioning clamping block and the matched clamping block can be adjusted through the design mode of the fixed positioning clamping block and the matched clamping block, and the production efficiency is improved. The workpiece can be conveniently placed between the positioning tool and the positioning tool, and a worker does not need to manually find and adjust the position of the workpiece placed on the positioning tool.

Description

TECHNICAL FIELD

[0001] The utility model belongs to compressor parts processing technical field, especially, a kind of froze polishing with froze fixture is related. BACKGROUND

[0002] Froze is usually realized gas compression between froze by the mutual cooperation between a moving disc and a static disc, so as to realize the effect of refrigeration, as a kind of parts needing high-precision cooperation, it needs to be cut into shape in the processing process, and needs to be polished, profiled and other processes to ensure the close connection of parts.

[0003] Affected by the structure of scroll involute and the size of polishing head in polishing device, positioning froze is needed to ensure that its end face can be polished accurately and comprehensively, the conventional positioning froze is designed to match the structure of the edge shape of froze, and the froze is placed in the positioning froze to realize positioning when positioning. However, the applicant found in daily use that the edge of common froze is usually symmetrical structure, without obvious structure, so the worker needs to check the direction of froze line structure when operating, and then put it into the positioning froze, which needs three steps of picking up-checking-placing. At the same time, since the froze works by the relative motion of moving disc and static disc, the area of its end face is larger than that of its bottom, which further makes it necessary to manually adjust its position to smoothly insert it into the positioning froze during positioning. The above comprehensive process is time-consuming in actual production and processing, so a new scheme is needed to improve the above problems and improve production efficiency. CONTENT OF UTILITY MODEL

[0004] The utility model aims at providing a froze polishing froze fixture to solve the problems in the above background technology.

[0005] To achieve the above object, the utility model adopts one technical scheme: a froze polishing froze fixture, comprising a base and a turntable, a clamping assembly is arranged on the turntable, the clamping assembly comprises a fixed positioning clamp block and a push-type positioning assembly, the push-type positioning assembly comprises a linear drive assembly and a matching clamp block arranged on the output end thereof, a positioning part exists on the froze, an abutting positioning piece is arranged on the base, a rotating assembly for controlling the rotation of the turntable is arranged on the base, and the rotating assembly controls the abutment of the positioning part and the abutting positioning piece in rotation.

[0006] Preferably, the turntable is inclined, a baffle is arranged on the turntable, the fixed positioning clamp block and the matching clamp block are arranged in the length direction of the baffle, and the froze can be placed on the turntable and slid onto the baffle.

[0007] Preferably, the matching clamp block comprises a fixed block and a movable block, an elastic member is arranged between the fixed block and the movable block, the fixed block is fixed to the output end of the linear drive assembly, and the movable block is used for abutting against the scroll disc.

[0008] Preferably, a guide rod is arranged on the fixed block, and the movable block slides on the guide rod.

[0009] Preferably, a pressure sensor is arranged on the surface of the abutting positioning member abutting against the positioning portion on the scroll disc, and the rotating assembly stops rotating when the pressure value of the pressure sensor reaches a set threshold value.

[0010] Preferably, the base comprises a base frame and a placement plate arranged in a vertical mode, the rotating assembly is arranged on the base frame, and the turntable is arranged on the placement plate, wherein a rolling member is arranged between the turntable and the placement plate.

[0011] The beneficial effects of the utility model are as follows: through the design of the rotating assembly, the clamping assembly and the abutting positioning member, the positioning can be automatically completed after the scroll disc is placed on the turntable, the operation strength of workers is reduced, and the production efficiency is improved; meanwhile, the design mode of the fixed positioning clamp block and the matching clamp block can adjust the distance between the two, so that the workpiece can be placed between the two, and the workers no longer need to manually search and adjust the position of the workpiece placed on the positioning tool.

[0012] The inclination of the turntable and the arrangement of the blocking strip can improve the positioning accuracy of the workpiece.

[0013] Through the cooperation of the multi-stroke linear drive assembly, the movable block, the fixed block and the elastic member, the movable block can first pre-clamp the workpiece, so that the excessive load of the output end of the rotating assembly caused by the failure of the rotating assembly to stop in time after the positioning portion on the scroll disc abuts against the abutting positioning member can be avoided.

[0014] The rolling member can support the turntable and reduce the pressure of the load end of the rotating assembly. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a structural schematic view of a static disc;

[0016] Figure 2 is a structural schematic view of a dynamic disc;

[0017] Figure 3 is a structural schematic view of the utility model;

[0018] Figure 4 is a structural schematic view of the utility model from the side;

[0019] Figure 5 is the structural schematic view of the base in the utility model;

[0020] Figure 6 is the structural schematic view of the pushing positioning assembly in the utility model;

[0021] Figure 7 is the structural schematic view of the abutting positioning piece;

[0022] In the figure: 1, base; 101, base frame; 102, setting plate; 2, rotary disc; 3, fixed positioning clamp block;

[0023] 4, pushing positioning assembly; 41, linear drive assembly; 42, fixed block; 43, movable block; 44, elastic piece; 45, guide rod; 5, abutting positioning piece; 6, rotating assembly; 7, baffle; 8, annular groove; 9, static disc; 91, clamping part one; 92, positioning part one; 10, dynamic disc; 1001, clamping part two; 1002, positioning part two; 11, pressure sensor. DETAILED DESCRIPTION

[0024] The preferred embodiments of the utility model are described in detail below in combination with the drawings, so that the advantages and features of the utility model can be more easily understood by the person skilled in the art, and the protection scope of the utility model can be more clearly and explicitly defined.

[0025] Embodiment:

[0026] Referring to Figure 3 A tool clamp for polishing scroll disc, including base 1 and rotary disc 2, rotary disc 2 is provided with clamping assembly, clamping assembly includes fixed positioning clamp block 3 and pushing positioning assembly 4, pushing positioning assembly 4 includes linear drive assembly 41 and the cooperation clamp block at its output end, there is positioning part on scroll disc, base 1 is provided with abutting positioning piece 5, base 1 is provided with rotating assembly 6 for controlling the rotation of rotary disc 2, rotating assembly 6 controls the abutment of positioning part and abutting positioning piece 5 in the rotation of scroll disc, wherein, base 1 includes the base frame 101 and the setting plate 102 arranged in upper and lower, and the stroke layered structure is connected between the two through connecting column (not marked), rotating assembly 6 is arranged on base frame 101, rotary disc 2 is placed on setting plate 102, annular groove 8 is formed in setting plate 102, and rolling element is arranged in annular groove 8, rotary disc 2 is arranged on the rolling element by lapping, the rolling element can be a ball, rotating assembly 6 can be a servo motor, and linear drive assembly 41 can be a cylinder.

[0027] Wherein, referring to Figures 3-5The turntable 2 is inclined and has a stop bar 7. The fixed positioning clamp and the cooperating clamp are arranged in the length direction of the stop bar 7. When the vortex disk is placed on the turntable 2, it can slide down and overlap the stop bar.

[0028] Among them, see Figure 6 The mating clamping block includes a fixed block 42 and a movable block 43. An elastic element 44 is provided between the fixed block 42 and the movable block 43. The fixed block 42 is fixed to the output end of the linear drive assembly 41. The movable block 43 is used to abut against the scroll plate. The linear drive assembly 41 has at least two stroke positions. A guide rod 45 is provided on the fixed block 42. The movable block 43 slides on the guide rod 45. In this embodiment, the guide rod 45 is a bolt connecting the fixed block 42 and the movable block 43. Through holes are provided on both the fixed block 42 and the movable block 43. The guide rod 45 passes through the through holes on both and can slide on them. The elastic element 44 can be a spring sleeved on the guide rod 45.

[0029] A pressure sensor 11 is provided on the surface of the abutting positioning member 5 that abuts against the positioning part on the scroll plate. When the pressure value of the pressure sensor 11 reaches a set threshold, the rotating component 6 stops rotating.

[0030] Among them, see Figure 1 , Figure 2 In this scheme, the scroll plate can be a stationary plate 9 or a moving plate 10. The stationary plate 9 is provided with a clamping part 91 for clamping the fixed positioning clamping block 3 and the cooperating clamping block, and a positioning part 92 for abutting the abutting positioning member 5. The moving plate 10 is provided with a clamping part 1001 for clamping the fixed positioning clamping block 3 and the cooperating clamping block, and a positioning part 1002 for abutting the abutting positioning member 5.

[0031] Working principle and process:

[0032] When the tool clamp in the present application is used, the scroll plate (the moving plate 10 or the static plate 9) is placed on the setting plate 102, and under the action of its own gravity, it slides along the setting plate 102 and is in contact with the stop bar 7, then the linear driving assembly 41 is operated to the first stroke position, at which position, the scroll plate is in contact with the fixed positioning clamp block 3 and the movable block 43, and the elastic member 44 between the movable block 43 and the fixed block 42 is slightly compressed, then the rotating assembly 6 drives the rotating plate 2 to rotate, when the positioning part on the scroll plate is in contact with the pressure sensor 11 on the abutting positioning member 5 and makes it sense the set pressure threshold, the rotating assembly 6 stops rotating, at the same time, the linear driving assembly 41 drives the matched clamp block to move to the second stroke position, at which position, the elastic member 44 is fully compressed to realize the clamping of the fixed positioning clamp block 3 and the matched clamp block on the tightness of the scroll plate, then the polishing device on the equipment can work, and according to the polishing requirement, the rotating assembly 6 can also rotate in the direction away from the abutting positioning member 5.

[0033] The above only describes the embodiments of the present application, and does not limit the patent range of the present application, and any equivalent structural transformation, direct or indirect application in other related technical fields by using the content of the present application specification and drawings are also included in the patent protection range of the present application.

Claims

1. A tooling fixture for grinding a scroll plate, characterized in that: The base (1) and the rotating disc (2) are provided with the clamping assembly, the clamping assembly includes the fixed positioning clamp block (3) and the advancing positioning assembly (4), the advancing positioning assembly (4) includes the linear drive assembly (41) and the matched clamp block on the output end, the positioning part exists on the scroll disc, the base (1) is provided with the abutting positioning piece (5), the base (1) is provided with the rotating assembly (6) for controlling the rotation of the rotating disc (2), the rotating assembly (6) controls the abutting of the positioning part and the abutting positioning piece (5) in the rotation.

2. The jig for polishing a scroll according to claim 1, wherein: The rotating disc (2) is obliquely arranged, the rotating disc (2) is provided with the blocking strip (7), the fixed positioning clamp block and the matched clamp block are arranged in the length direction of the blocking strip (7), and the scroll disc can be placed on the rotating disc (2) and then be clamped on the blocking strip.

3. The jig according to claim 1, wherein: The matched clamp block includes the fixed block (42) and the movable block (43), the elastic member (44) is arranged between the fixed block (42) and the movable block (43), the fixed block (42) is fixed to the output end of the linear drive assembly (41), the movable block (43) is used for abutting the scroll disc, and the linear drive assembly (41) has at least two stroke positions.

4. The jig according to claim 3, wherein: The fixed block (42) is provided with the guide rod (45), and the movable block (43) slides on the guide rod (45).

5. The jig according to claim 1, wherein: The abutting positioning piece (5) is provided with the pressure sensor (11) on the surface abutting the positioning part on the scroll disc, and the rotating assembly (6) stops rotating when the pressure value of the pressure sensor (11) reaches a set threshold value.

6. The jig according to claim 1, wherein: The base (1) includes the base frame (101) and the placing plate (102) arranged in sequence, the rotating assembly (6) is arranged on the base frame (101), the rotating disc (2) is arranged on the placing plate (102), and the rolling element is arranged between the rotating disc (2) and the placing plate (102).

Images