CN220994252U - Positioning fixture applicable to vortex rotating disc - Google Patents

Abstract

The utility model discloses a positioning fixture suitable for a vortex rotating disc, which particularly comprises a processing table, wherein a fixed table is obliquely arranged on the processing table, the top surface of the fixed table is arranged towards the direction of an operator, a first positioning part is arranged on the fixed table, the first positioning part is positioned at the lowest point of a joint part of a workpiece and the fixed table after the workpiece is placed on the fixed table, the friction force of the workpiece on the fixed table is sliding friction force, and a fixed fixture used for fixing the workpiece on the fixed table is arranged on the processing table. According to the utility model, the top surface of the fixed table is obliquely arranged, and the first positioning part is arranged at the lowest point of the joint part of the workpiece and the fixed table after the workpiece is placed on the fixed table, so that the workpiece can be automatically jointed with the first positioning part after being placed on the fixed table, the step of manually adjusting and positioning is reduced, the work done by an operator is reduced by deleting invalid actions, the labor intensity is reduced, and the working efficiency is improved.

Description

Positioning fixture applicable to vortex rotating disc

Technical Field

The utility model belongs to the technical field of tool clamps, and particularly relates to a positioning tool clamp applicable to a vortex rotating disc.

Background

The core component of the scroll compressor is a scroll plate, and the scroll plate is provided with a scroll ring with side walls formed by curved surfaces formed by involute connection; the working principle of the vortex compressor is that two movable and static vortex plates with vortex rings are meshed with each other to form at least one pair of crescent volume cavities, so that the process of sucking, compressing or expanding and discharging fluid is realized; the vortex static disc or the vortex rotating disc can be used after being processed, and the vortex moving disc or the vortex static disc has simple integral structure (the vortex disc and the vortex ring fixed on the vortex disc), and the fixture before processing is usually fixed by positioning the vortex disc on a workbench and then fixing the vortex disc by a fixture; taking the fixture fixing of the vortex disk as an example, the processing table is usually horizontal, an operator is required to manually put the workpiece on the processing table, then the position of the workpiece is adjusted, the fixture is started to complete positioning and fixing, and then processing is performed.

The above-mentioned process to frock location of work piece, through the industrial engineering discipline to the human body once accomplish the fixed process of work piece and carry out the action analysis, can obtain, the fixed action step before the conventional processing to work piece (vortex moves dish) has: the method comprises the steps of taking a workpiece by a single (double) hand, visually searching the position of a workpiece positioning part on a processing table, sending the workpiece in a bent state at a single (double) arm, avoiding the workpiece to a fixture fixing part by the single (double) hand and the arm, adjusting the workpiece to complete positioning at a first positioning point, adjusting the workpiece to complete positioning at the first positioning point, starting the fixture fixing part to fix the workpiece, and finishing a fixing procedure before the whole workpiece is processed.

The method can be obtained by analyzing the action steps, and the step of affecting the efficiency of fixing the workpiece by an operator once is as follows: the workpiece is adjusted to complete the positioning at the first positioning point, and the step of analyzing the part is carried out, so that the workpiece is required to be manually positioned on the first positioning point because the processing table is a plane, and if a plurality of parts which need to be manually adjusted to be positioned exist, the manual positioning is continued, therefore, in the design scheme, the action of an operator is reduced (the labor intensity is reduced) by optimizing the positioning process of the workpiece, and the processing efficiency of the workpiece is further improved.

Disclosure of utility model

The utility model aims to provide a positioning fixture suitable for a vortex rotating disc, so as to solve the problems in the background technology.

In order to achieve the above purpose, the utility model adopts a technical scheme that: the utility model provides a be suitable for location frock clamp of vortex driving disk, includes the processing platform that a level set up, be provided with a fixed station on the processing platform, the top surface slope of fixed station sets up, just the top surface of fixed station sets up towards operating personnel place direction, there is at least one location portion on the fixed station, one of them location portion is located work piece and fixed station laminating part's minimum department after placing the fixed station, sets for this location portion and is first location portion, the frictional force of work piece on the fixed station is sliding friction, be provided with the mounting fixture that is used for making the work piece fix on the fixed station on the processing station.

Preferably, one side of the fixed table is hinged on the processing table, a hydraulic cylinder is arranged below the processing table, and the end part of a piston rod of the hydraulic cylinder is hinged on the bottom surface of the fixed table, so that the top surface of the fixed table moves towards an operator or the bottom surface of the fixed table is attached to the processing table.

Preferably, a second positioning part exists on the workpiece, a second positioning part matched with the second positioning part is arranged on the fixed table, and after the workpiece is attached to the first positioning part, the workpiece can not rotate on the fixed table through the matching of the second positioning part and the second positioning part on the workpiece.

Preferably, a third positioning part exists on the workpiece, a third positioning part matched with the second positioning part is arranged on the fixed table, an adjustable positioning space is formed between the third positioning part and the first positioning part, and after the first positioning part is attached to the first positioning part on the workpiece, the third positioning part starts to shrink the positioning space, so that the workpiece is clamped between the first positioning part and the third positioning part.

Preferably, the third positioning part comprises a positioning cylinder fixed on the fixed table, and a clamping block which is matched with the shape of the third positioning part is fixed at the end part of a piston rod of the positioning cylinder.

Preferably, a fastening clamp is fixed on the processing table, and after the fixing table is attached to the processing table, the fastening clamp is used for further clamping the fixing table and the processing table so as to prevent errors from occurring in gaps between the fixing table and the processing table and further influence the fixing of the workpiece by the fixing clamp.

Preferably, the fastening clamp comprises a cylinder seat fixed on the top surface of the processing table, a vertically arranged clamping cylinder fixed on the cylinder seat and a lever device, wherein the lever device comprises a lever seat fixed on the top surface of the processing table and a pressing block hinged on the lever seat, one end of the pressing block is hinged with a piston rod of the pressing cylinder, the other end of the pressing block is used for pressing the fixing table on the working table, and the rotation of the fixing table is not influenced when the end is lifted.

Preferably, the fixing clamp and the fastening clamp are identical in structure.

Preferably, the fixing clamp is provided with at least two groups, and one end of the pressing block used for fixing the workpiece on the fixing clamp is lifted without influencing the rotation of the fixing table.

The utility model has the beneficial effects that: through the top surface slope setting with the fixed station to with first location portion setting in the work piece place fixed station back work piece and fixed station laminating part's minimum department, place fixed back when the work piece, can laminate with first location portion voluntarily, reduced the step of manual adjustment location, reduced operating personnel's the work of doing through deleting invalid action, improved work efficiency when having reduced intensity of labour.

Wherein, through setting up the fixed station into rotatable form so that it can get back to the horizontality, the stability when the work piece processing can be better guaranteed to the horizontality.

Drawings

FIG. 1 is a schematic view of the overall structure of a fixture of the present utility model clamping a workpiece;

FIG. 2 is a schematic view of the overall structure of the fixture of the present utility model when the fixture is released from the workpiece;

FIG. 3 is a schematic view of the front structure of the stationary table of the present utility model when rotated;

FIG. 4 is a schematic view of the back structure of the stationary table of the present utility model when rotated;

FIG. 5 is an exploded view of the hinge structure of the stationary table and the processing table of the present utility model;

FIG. 6 is a schematic view of the structure of the fastening clip of the present utility model;

In the figure: 1. a processing table; 2. a fixed table; 3. a workpiece; 4. a first positioning portion; 5. a second positioning portion; 6. a third positioning portion; 61. positioning a cylinder; 62. a clamping block; 7. a fixing clamp; 8. a fastening clamp; 81. a cylinder block; 82. a clamping cylinder; 83. a lever seat; 84. a compaction block; 9. a rotating shaft; 10. a shaft groove; 11. a connecting block; 12. a confinement cover; 13. and a hydraulic cylinder.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Examples

Referring to fig. 1 and 3, a positioning fixture for a suitable vortex disk includes a machining table 1 disposed horizontally, a fixing table 2 with a top surface inclined is disposed on the machining table 1, the top surface of the fixing table 2 faces the direction of an operator, a first positioning position, a second positioning position and a third positioning position exist on a workpiece 3, a first positioning part 4, a second positioning part 5 and a third positioning part 6 which are embedded with each other are formed on the fixing table 2, the first positioning part 4 is located at the lowest point of a joint part between the workpiece 3 and the fixing table 2 after the workpiece 3 is placed on the fixing table 2, friction force of the workpiece 3 on the fixing table 2 is sliding friction force, and a fixing fixture 7 for fixing the workpiece 3 on the fixing table 2 is disposed on the machining table 1.

Referring to fig. 2, 3, 4 and 5, a rotating shaft 9 is fixed on one side of a fixed table 2, two connecting blocks 11 are respectively arranged at two ends of the fixed shaft, the rotating shaft 9 is rotatably connected in a rotating block, a shaft groove 10 capable of accommodating the rotating shaft 9 is formed in the fixed table 2, connecting grooves capable of accommodating the connecting blocks 11 and allowing the connecting blocks 11 to be inserted into the shaft groove 10 are formed at two ends of the shaft groove 10, the rotating shaft 9 and the connecting blocks 11 are spliced and then placed in the shaft groove 10 and the connecting grooves, the rotating shaft 9 can rotate in the shaft groove 10, meanwhile, the rotating shaft 9 cannot influence the lamination of the fixed table 2 and the working table, a fastening cover 12 is respectively sleeved outside the two connecting blocks 11 after the rotating shaft 9 and the connecting blocks 11 are spliced and is fixed on the working table through bolts and the like, a hydraulic cylinder 13 is arranged below the working table 1, a piston rod penetrating the working table is arranged on the bottom surface of the working table and is hinged to the bottom surface of the working table 2, and the piston rod penetrates the bottom surface of the working table 2 and faces the fixed table 2 or the fixed table 2, so that a person can make a movement on the bottom surface of the working table 2 is faced to the fixed table.

In this embodiment, the second positioning portion of the workpiece 3 is two blocks disposed on the workpiece 3, and the second positioning portion 5 is a stop block that engages with an edge of the second positioning portion of the workpiece 3, as can be seen from fig. 3, when the first positioning portion 4 of the workpiece 3 is positioned on the fixing table 2, the second positioning portion 5 is simultaneously attached to the second positioning portion of the workpiece 3, and these two steps are completed simultaneously, so that the operation steps of an operator are further simplified.

Referring to fig. 2 and 5, the third positioning portion 6 includes a positioning cylinder 61 fixed on the fixed table 2, a clamping block 62 matching with the shape of the third positioning portion is fixed at the end of the piston rod of the positioning cylinder 61, an adjustable positioning space is formed between the positioning cylinder 61 and the first positioning portion 4, and after the first positioning portion 4 is attached to the first positioning portion on the workpiece 3, the third positioning portion 6 starts to shrink the positioning space, so that the workpiece 3 is clamped between the first positioning portion 4 and the third positioning portion 6.

Wherein, participate in fig. 1, fig. 6, be fixed with a fastening jig 8 on processing platform 1, after fixed station 2 laminating processing platform 1, fastening jig 8 is used for further pressing from both sides tightly between fixed station 2 and the processing platform 1 in order to avoid there being the gap between fixed station 2 and the processing platform 1 to appear error and then influence the fixed fixture 7 to the fixed work piece 3, wherein, fastening jig 8 includes a cylinder block 81 of fixing at processing platform 1 top surface, the clamping cylinder 82 of the vertical setting of handstand of fixing at cylinder block 81 and a lever device, the lever device includes a lever seat 83 of fixing at processing platform 1 top surface and a clamp block 84 of hinging at lever seat 83, the piston rod of clamp block 84 is articulated each other, its other end is used for compressing tightly fixed station 2 on the workstation, and the rotation of fixed station 2 can not be influenced when this end lifts up.

Finally, referring to fig. 1 and 6, at least two groups of fixing jigs 7 are provided on the workbench, the structures of the fixing jigs 7 and the fastening jigs 8 are identical, and one end of the pressing block 84 for fixing the workpiece 3 on the fixing jigs 7 is lifted up without affecting the rotation of the fixing bench 2.

Working principle and process:

When the product of the scheme is used, the initial state of the fixed table 2 is an inclined state facing an operator, then the operator visually confirms the second positioning part of the workpiece 3, the workpiece 3 (vortex moving disc) is taken out and placed between the first positioning part 4 and the third positioning part 6 on the fixed table 2, the second positioning part on the workpiece 3 is located above the second positioning part 5 on the fixed table 2, then the workpiece 3 is slowly slid down, the second positioning part on the workpiece 3 is lapped on the second positioning part 5, at this time, the first positioning part on the workpiece 3 can naturally lap on the first positioning part 4 on the fixed table 2, then the positioning cylinder 61 is started, the clamping block 62 clamps the workpiece 3 between the first positioning part 4 and the third positioning part 6, then the hydraulic cylinder 13 is started to enable the fixed table 2 to be attached to the workbench, then the clamping cylinder 82 on the fastening fixture is contracted, the pressing block 84 on the clamping fixture is controlled to be in contact with the fixed table 2, the fixed table 2 is abutted to the workbench 2, finally the clamping fixture 7 is slowly slid down, the second positioning part on the workpiece 3 is lapped on the second positioning part 5, the workpiece 3 is automatically clamped on the fixed table 2 by the clamping fixture 4, the workpiece 3 is automatically clamped between the first positioning part 4 and the third positioning part 4 is started, the workpiece 3 is automatically clamped on the fixed table 3, the workpiece 3 is clamped on the top of the workpiece 3 is automatically clamped by the clamping fixture is clamped between the first positioning part 4 and the workpiece 3 and the first positioning part is placed on the fixed table 3, the workpiece 3 is automatically, and the workpiece 3 is automatically clamped down by the clamping part is placed on the top of the clamping fixture 3 and the top surface 3 is automatically clamped by the clamping part 3 and the clamping fixture is tightly down, the labor intensity is reduced and the working efficiency is improved.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the present utility model and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the present utility model.

Claims (9)

1. The utility model provides a be suitable for location frock clamp of vortex dish which characterized in that: including processing platform (1) that a level set up, be provided with a fixed station (2) on processing platform (1), the top surface slope setting of fixed station (2), just the top surface of fixed station (2) is towards operating personnel place direction setting, there is at least one location portion on fixed station (2), one of them location portion is located work piece (3) and places the minimum department of back work piece (3) and fixed station (2) laminating part on fixed station (2), sets for this location portion and is first location portion (4), the frictional force of work piece (3) on fixed station (2) is sliding friction force, be provided with on processing platform (1) and be used for making work piece (3) fix anchor clamps (7) on fixed station (2).

2. The positioning fixture for a applicable vortex disc according to claim 1, wherein: one side of the fixed table (2) is hinged to the processing table (1), a hydraulic cylinder (13) is arranged below the processing table (1), and the end part of a piston rod of the hydraulic cylinder (13) is hinged to the bottom surface of the fixed table (2) and enables the top surface of the fixed table (2) to move towards an operator or enables the bottom surface of the fixed table (2) to be attached to the processing table (1).

3. The positioning fixture for a applicable vortex disc according to claim 2, wherein: there is second location department on work piece (3), be provided with second location portion (5) that cooperation second location department used on fixed station (2), after work piece (3) are laminated with first location portion (4), can make work piece (3) can not take place to rotate on fixed station (2) through the cooperation of second location portion (5) and second location department on work piece (3).

4. A positioning fixture for a applicable scroll as claimed in claim 2 or 3, wherein: there is third location department on work piece (3), be provided with third location portion (6) that cooperation second location department used on fixed station (2), form adjustable location space between third location portion (6) and first location portion (4), after first location portion (4) are laminated with first location department on work piece (3), third location portion (6) begin shrink location space for work piece (3) centre gripping is between first location portion (4) and third location portion (6).

5. The positioning fixture for a applicable vortex disc according to claim 4, wherein: the third positioning part (6) comprises a positioning cylinder (61) fixed on the fixed table (2), and a clamping block (62) which is matched with the shape of the third positioning part is fixed at the end part of a piston rod of the positioning cylinder (61).

6. The positioning fixture for a applicable vortex disc according to claim 2, wherein: the processing bench (1) is fixedly provided with a fastening clamp (8), after the fixing bench (2) is attached to the processing bench (1), the fastening clamp (8) is used for further clamping the fixing bench (2) and the processing bench (1) so as to avoid errors caused by gaps between the fixing bench (2) and the processing bench (1) and further influence the fixing of the fixing clamp (7) on the workpiece (3).

7. The positioning fixture for a applicable vortex disc according to claim 6, wherein: the fastening clamp (8) comprises an air cylinder seat (81) fixed on the top surface of the processing table (1), a vertically arranged clamping air cylinder (82) fixed on the air cylinder seat (81) and a lever device, wherein the lever device comprises a lever seat (83) fixed on the top surface of the processing table (1) and a compressing block (84) hinged on the lever seat (83), one end of the compressing block (84) is hinged with a piston rod of the compressing air cylinder, the other end of the compressing block is used for compressing the fixed table (2) on the working table, and the rotating of the fixed table (2) is not affected when the end is lifted.

8. The positioning fixture for a applicable vortex disc according to claim 7, wherein: the fixing clamp (7) and the fastening clamp (8) are identical in structure.

9. The positioning fixture for a applicable vortex disc according to claim 8, wherein: the fixing clamp (7) is provided with at least two groups, and one end of a pressing block (84) used for fixing the workpiece (3) on the fixing clamp (7) is lifted without influencing the rotation of the fixing table (2).