Aviation machining clamping tool with suction cup mechanism

Abstract

The utility model relates to the technical field of aviation workpiece machining, in particular to an aviation machining clamping tool with a suction cup mechanism, which comprises a base, a plurality of sliding grooves are distributed at the upper end of the base in an annular array mode, movable blocks are connected in the sliding grooves in a sliding mode, and suction cups are fixedly connected at the upper ends of the movable blocks. The upper end of the movable block is fixedly connected with a clamping plate; and a plurality of connecting blocks are fixedly connected to the inner wall of the annular plate in an annular array distribution mode, and connecting plates are hinged between the interiors of the connecting blocks and the interior of the connecting base. A workpiece is clamped and fixed through the multiple clamping plates, the stability and the position precision of the workpiece in the machining process are guaranteed, suction air flow is generated in the cavity, the workpiece is further adsorbed and fixed through the suction cups, and therefore the stability of the workpiece in the machining process is improved; the stability of the workpiece in the machining process can be greatly improved in a double-fixing mode, and workpiece displacement or looseness caused by vibration or external force is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to aviation workpiece machining technical field especially relates to an aviation mechanical machining clamping tool with sucking disc mechanism. BACKGROUND

[0002] The aviation mechanical machining clamping tool is a kind of auxiliary equipment specially designed for the aviation machinery manufacturing process to fix workpiece. The main purpose of these toolings is to ensure that the workpiece remains stable during machining, prevents it from moving or deforming, so as to ensure machining accuracy and product quality. They are widely used in the manufacture, assembly and other aspects of aircraft parts, and are an indispensable part of aviation manufacturing industry.

[0003] The existing tooling only fixes the workpiece by a single fixing mode, and the single fixing mode lacks sufficient stability, which can easily cause the workpiece to displace or loosen due to vibration or external force during machining. UTILITY MODEL CONTENT

[0004] The utility model aims at providing an aviation mechanical machining clamping tool with sucking disc mechanism, which realizes the effect of improving the stability of workpiece machining, to solve the problem of poor stability of workpiece machining in the prior art.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] An aviation mechanical machining clamping tool with sucking disc mechanism, comprising a base, a plurality of sliding grooves are arranged in an annular array on the upper end of the base, a movable block is slidably connected inside the sliding groove, a cavity is arranged inside the movable block, a sucking disc is fixedly connected to the upper end of the movable block, the sucking disc is communicated with the cavity, a connecting seat is fixedly connected to the side wall of the movable block, and a clamping plate is fixedly connected to the upper end of the movable block; a ring plate is rotatably arranged on the side wall of the base, a plurality of connecting blocks are fixedly connected in an annular array on the inner wall of the ring plate, a connecting plate is hingedly connected between the inner part of the connecting block and the inner part of the connecting seat, and the connecting plate is slidably connected with the side wall of the base.

[0007] Preferably, a spring is fixedly connected to the inner wall of the sliding groove, and the end of the spring is fixedly connected with the side wall of the movable block.

[0008] Preferably, a cavity is arranged inside the base, a connecting pipe is arranged between the cavity and the cavity, and the spring is sleeved outside the connecting pipe.

[0009] Preferably, a motor is fixedly connected to the lower end of the base, a gear is rotatably connected inside the base, and the output end of the motor is fixedly connected with the lower end of the gear.

[0010] Preferably, the base lower end is fixedly connected with a lug, a notch is arranged through the lug side wall, a pump body is fixedly connected inside the notch, a pipeline is arranged between the pump body input end and the chamber inside, and the lug lower end is fixedly connected with a flange.

[0011] Preferably, a plurality of tooth grooves are arranged in the ring plate inner wall in a ring array, and the tooth grooves are matched with the gear.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1. When the aviation mechanical workpiece needs to be clamped and fixed, the operator places the workpiece on the base upper end, the motor drives the gear to rotate, the cooperation between the tooth groove and the gear makes the ring plate rotate, the connecting plate rotates and pushes the connecting seat, the connecting seat pushes the movable block to slide, the plurality of movable blocks slide inward, the clamping plates on the movable block upper end contact the workpiece side wall, the ring plate stops rotating, the plurality of clamping plates clamp and fix the workpiece, the stability and position precision of the workpiece in the machining process are ensured, the machining efficiency and machining quality of the workpiece are improved, and the scrap rate is reduced.

[0014] 2. After the plurality of clamping plates clamp and fix the workpiece, the workpiece lower end is attached to the suction disc upper end fixedly connected to the movable block upper end, the pump body sucks the chamber inside through the pipeline, the suction airflow is generated in the chamber inside, the suction airflow is sucked into the cavity through the connecting pipe, the suction airflow in the cavity further fixes the workpiece through the suction disc, the stability of the workpiece in the machining process is improved, the stability of the workpiece in the machining process is greatly improved through the double fixing mode, and the workpiece displacement or loosening caused by vibration or external force is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a top view of the external structure of the aviation mechanical machining clamping tool with the suction disc mechanism.

[0016] Figure 2 It is a bottom view of the external structure of the aviation mechanical machining clamping tool with the suction disc mechanism.

[0017] Figure 3 It is a top view of the ring plate external structure of the aviation mechanical machining clamping tool with the suction disc mechanism.

[0018] Figure 4 It is a top view of the ring plate external structure of the aviation mechanical machining clamping tool with the suction disc mechanism.

[0019] Figure 5The utility model provides a kind of aviation mechanical machining clamping tool with suction disc mechanism's front view section structure schematic diagram.

[0020] In the figure:001 base, 101 sliding slot, 102 movable block, 103 cavity, 104 suction disc, 105 spring, 106 chamber, 107 connecting pipe, 108 connecting seat, 109 motor, 110 gear, 111 clamping plate, 002 lug, 201 notched, 202 pump body, 203 pipeline, 204 flange plate, 003 ring plate, 301 connecting block, 302 connecting plate, 303 tooth slot. 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] REFERENCE Figures 1-5 A kind of aviation mechanical machining clamping tool with suction disc mechanism, including base 001, multiple sliding slots 101 are arranged in annular array on the upper end of base 001, movable block 102 is slidably connected in the inside of sliding slot 101, cavity 103 is arranged in the inside of movable block 102, suction disc 104 is fixedly connected on the upper end of movable block 102, suction disc 104 is communicated with cavity 103, connecting seat 108 is fixedly connected on the side wall of movable block 102, clamping plate 111 is fixedly connected on the upper end of movable block 102;Ring plate 003 is rotatably arranged on the side wall of base 001, multiple connecting blocks 301 are fixedly connected in annular array on the inner wall of ring plate 003, connecting plate 302 is hingedly connected between the inside of connecting block 301 and the inside of connecting seat 108, connecting plate 302 is slidably connected with the side wall of base 001, when needing to clamp and fix aviation mechanical workpiece, operator places workpiece on the upper end of base 001, then ring plate 003 is rotated, ring plate 003 pushes inclined connecting plate 302 by connecting block 301, connecting plate 302 is rotated and pushes connecting seat 108, connecting seat 108 pushes movable block 102 to slide, multiple movable blocks 102 slide inwards, when the clamping plate 111 on the upper end of movable block 102 contacts with the side wall of workpiece, ring plate 003 stops rotating, workpiece is clamped by multiple clamping plates 111, at this time, the upper end of suction disc 104 fixed on the upper end of movable block 102 is adhered to the lower end of workpiece, suction airflow is generated in the inside of cavity 103, workpiece is further adsorbed and fixed by suction disc 104, so as to improve the stability of workpiece clamping and fixing.

[0023] The inner wall of the sliding groove 101 is fixedly connected with a spring 105, and the end of the spring 105 is fixedly connected with the side wall of the movable block 102. When it is needed to loosen the clamping of the workpiece, the suction airflow in the cavity 103 disappears, then the ring plate 003 reversely rotates, the connecting block 301 pulls the connecting plate 302, the connecting plate 302 rotates and pulls the connecting seat 108, the spring 105 is matched with the elastic force to drive the movable block 102 to slide and reset, the side wall of the clamping plate 111 is separated from the side wall of the workpiece, and the upper end of the suction cup 104 is separated from the lower end of the workpiece, so that the workpiece is loosened.

[0024] The inner wall of the sliding groove 101 is fixedly connected with a spring 105, and the end of the spring 105 is fixedly connected with the side wall of the movable block 102. When it is needed to loosen the clamping of the workpiece, the suction airflow in the cavity 103 disappears, then the ring plate 003 reversely rotates, the connecting block 301 pulls the connecting plate 302, the connecting plate 302 rotates and pulls the connecting seat 108, the spring 105 is matched with the elastic force to drive the movable block 102 to slide and reset, the side wall of the clamping plate 111 is separated from the side wall of the workpiece, and the upper end of the suction cup 104 is separated from the lower end of the workpiece, so that the workpiece is loosened.

[0025] The lower end of the base 001 is fixedly connected with a motor 109, and the inner wall of the base 001 is rotatably connected with a gear 110. The output end of the motor 109 is fixedly connected with the lower end of the gear 110. The gear 110 is driven to rotate by the motor 109.

[0026] The lower end of the base 001 is fixedly connected with a convex block 002, the side wall of the convex block 002 is provided with a notch 201 in penetration, the inner wall of the notch 201 is fixedly connected with a pump body 202, the inner wall of the pump body 202 is provided with a pipeline 203 between the inner wall of the cavity 106, the lower end of the convex block 002 is fixedly connected with a flange plate 204, the operator moves the whole device to a specified position, then uses a plurality of bolts to fix the flange plate 204 in the inner wall of the aviation machining equipment, and the pump body 202 sucks the inner wall of the cavity 106 through the pipeline 203, so that the suction airflow is generated in the inner wall of the cavity 106.

[0027] A plurality of tooth grooves 303 are arranged in the inner wall of the ring plate 003 in an annular array, the tooth grooves 303 are matched with the gear 110, and the ring plate 003 is rotated through the cooperation between the tooth grooves 303 and the gear 110 when the gear 110 rotates.

[0028] In the utility model, the operator moves the whole device to a specified position, then uses a plurality of bolts to fix the flange plate 204 in the specified position, when it is needed to clamp and fix the aviation mechanical workpiece, the operator places the workpiece on the upper end of the base 001, the gear 110 is driven to rotate by the motor 109, the ring plate 003 is rotated through the cooperation between the tooth grooves 303 and the gear 110, the connecting plate 302 rotates and pushes the connecting seat 108, the connecting seat 108 pushes the movable block 102 to slide, a plurality of movable blocks 102 slide inward, the clamping plate 111 on the upper end of the movable block 102 is in contact with the side wall of the workpiece, the ring plate 003 stops rotating, and the workpiece is clamped and fixed by a plurality of clamping plates 111.

[0029] After the workpiece is clamped and fixed by the plurality of clamping plates 111, the lower end of the workpiece is attached to the upper end of the suction disc 104 fixed to the upper end of the movable block 102, the pump body 202 performs suction on the inside of the cavity 106 through the pipeline 203, so that suction airflow is generated in the inside of the cavity 106, the suction airflow performs suction on the inside of the cavity 103 through the connecting pipeline 107, and the suction airflow in the inside of the cavity 103 further fixes the workpiece through the suction disc 104, thereby improving the stability of the workpiece during processing.

[0030] When the workpiece is processed and the clamping of the workpiece needs to be released, the suction airflow in the inside of the cavity 103 disappears, then the ring plate 003 is reversely rotated, the connecting block 301 pulls the connecting plate 302, the connecting plate 302 is rotated and pulls the connecting seat 108, the spring 105 is further pushed by the elastic force, the movable block 102 is slidingly reset, the side wall of the clamping plate 111 is separated from the side wall of the workpiece, and the upper end of the suction disc 104 is separated from the lower end of the workpiece, thereby releasing the workpiece.

[0031] The above is only a preferred specific implementation manner of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. An airborne mechanical processing clamping tool having a suction cup mechanism, characterized by, Include The base (001), the upper end of the base (001) is provided with a plurality of sliding grooves (101) in annular array, the sliding groove (101) is slidably connected with the movable block (102), the movable block (102) is provided with a cavity (103) in the inside, the movable block (102) is fixedly connected with the suction cup (104) on the upper end, the suction cup (104) is communicated with the cavity (103), the movable block (102) is fixedly connected with the connecting seat (108) on the side wall, the movable block (102) is fixedly connected with the clamping plate (111) on the upper end; The ring plate (003) is rotatably arranged on the side wall of the base (001), a plurality of connecting blocks (301) are fixedly connected in annular array on the inner wall of the ring plate (003), and a connecting plate (302) is hingedly connected between the inner connecting block (301) and the connecting seat (108). The connecting plate (302) is slidably connected with the side wall of the base (001).

2. The aeronautical mechanical processing clamping tool with suction cup mechanism according to claim 1, characterized in that, The sliding groove (101) is fixedly connected with a spring (105) on the inner wall, and the spring (105) is fixedly connected with the side wall of the movable block (102) on the end.

3. The machining fixture with a suction cup mechanism according to claim 2, characterized in that, The base (001) is provided with a cavity (106) in the inside, a connecting pipe (107) is arranged between the cavity (106) and the cavity (103), and the spring (105) is sleeved on the outside of the connecting pipe (107).

4. The machining fixture with a suction cup mechanism according to claim 1, wherein The base (001) is fixedly connected with a motor (109) on the lower end, and a gear (110) is rotatably connected in the inside of the base (001). The output end of the motor (109) is fixedly connected with the lower end of the gear (110).

5. The airborne mechanical processing clamping tool with a suction cup mechanism according to claim 1, characterized in that, The base (001) is fixedly connected with a convex block (002) on the lower end, a notch (201) is arranged through the side wall of the convex block (002), a pump body (202) is fixedly connected in the inside of the notch (201), a pipeline (203) is arranged between the input end of the pump body (202) and the inside of the cavity (106), and a flange plate (204) is fixedly connected with the convex block (002) on the lower end.

6. The airborne mechanical processing clamping tool with a suction cup mechanism according to claim 1, characterized in that, The ring plate (003) is provided with a plurality of tooth grooves (303) in annular array on the inner wall, and the tooth groove (303) is matched with the gear (110).

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