CN212371365U

CN212371365U - Pressing and adjusting device of medium-speed wire cutting machine

Info

Publication number: CN212371365U
Application number: CN202020845601.3U
Authority: CN
Inventors: 朱鹤亭
Original assignee: Suzhou Haima Cnc Technology Co ltd
Current assignee: Suzhou Haima Cnc Technology Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-01-19
Anticipated expiration: 2030-05-20

Abstract

The utility model belongs to the technical field of walk a wire cut electrical discharge machining bed, especially, for a well walk a wire cut electrical discharge machining machine and compress tightly adjusting device, including cutting table and framework, top one side fixedly connected with curb plate of cutting table, framework fixed connection is in one side top of curb plate, and the servo motor is installed to one side that the curb plate is close to the upper end, and servo motor's output shaft passes through shaft coupling fixedly connected with pivot, and servo motor's one end is kept away from in the pivot runs through the inside of curb plate and framework respectively and extends and welded fastening has the screw thread post to the inboard of framework. The utility model discloses, it is better to compress tightly the effect, and can remove the distance between briquetting and the fixed briquetting as required automatically regulated for the application scope of device becomes wide, is fit for the work piece of different sizes and carries out cutting process, and simultaneously under the cushioning effect of second spring, remove briquetting and fixed briquetting and can compress tightly the work piece well, make the cutting work of work piece can be reliable and stable more.

Description

Pressing and adjusting device of medium-speed wire cutting machine

Technical Field

The utility model relates to a walk a wire cut electrical discharge machining bed technical field, specifically be a well advance a wire cut electrical discharge machining and compress tightly adjusting device.

Background

The medium-speed wire-cut electric spark machine belongs to the field of reciprocating high-speed wire-cut electric spark machine tools, realizes multiple cutting functions on the high-speed reciprocating wire-cut electric spark machine, and is commonly called medium-speed wire-cut electric spark machine. The medium-speed wire-moving technology is indicated here that the "medium-speed wire-moving" does not mean that the wire-moving speed is between high speed and low speed, but is a composite wire-moving cutting machine, namely, the wire-moving principle is that high-speed (8-12 m/s) wire-moving is adopted during rough machining, and low-speed (1-3 m/s) wire-moving is adopted during finish machining, so that the operation is relatively stable, the vibration is small, errors caused by material deformation and molybdenum wire loss are reduced through multiple times of cutting, the machining quality is relatively improved, and the machining quality can be between a high-speed wire-moving machine and a low-speed wire-moving machine. The workpiece needs to be accurately fixed and compressed in the cutting process of the medium-speed wire cutting machine, the workpiece is prevented from being moved along with the workpiece to influence the cutting precision and quality of the workpiece, but the traditional compression adjusting device can only compress and fix the workpiece with the same size and specification, the application range of the device is low, and meanwhile, the compression adjusting device is short of a buffer mechanism when in use, so that the workpiece cannot be stably and reliably compressed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a well wire cut electrical discharge machining compresses tightly adjusting device has solved traditional adjusting device that compresses tightly and can only compress tightly fixedly to the work piece of same size and specification, and the application scope of device is lower, compresses tightly adjusting device simultaneously and lacks buffer gear when using for the work piece can not reliable and stable by the problem that compresses tightly.

In order to achieve the above object, the utility model provides a following technical scheme: a pressing and adjusting device of a medium-speed wire cutting machine comprises a cutting workbench and a frame body, wherein a side plate is fixedly connected to one side of the top of the cutting workbench, the frame body is fixedly connected to the upper side of one side of the side plate, a servo motor is installed on one side, close to the upper end, of the side plate, an output shaft of the servo motor is fixedly connected with a rotating shaft through a coupler, one end, far away from the servo motor, of the rotating shaft penetrates through the inner portions of the side plate and the frame body respectively, extends towards the inner side of the frame body and is fixedly welded with a threaded column, a nut is connected to the threaded column in a threaded mode, a sliding rod is fixedly connected to the position, far away from the threaded column, of the inner side of the frame body, a sliding plate is connected to the sliding rod in a sliding mode, a first spring is fixedly connected to the bottom of the sliding plate, and a fixed pressing block is fixedly connected to one side of the top of the cutting workbench and is positioned under the movable pressing block.

As a preferred technical scheme of the utility model, buffer gear includes the slide cartridge of fixed connection on the sliding plate, the inboard sliding connection of slide cartridge has the traveller, the inboard bottom fixedly connected with second spring of slide cartridge, the bobbin base one end and the traveller fixed connection of slide cartridge are kept away from to the second spring, the bobbin base one end that the traveller was kept away from to the traveller passes the nozzle of slide cartridge and outwards extends and with removal briquetting fixed connection.

As an optimal technical scheme of the utility model, smooth chamber has been seted up to the nozzle one end that smooth section of thick bamboo was kept away from to the traveller, the bobbin base fixedly connected with dead lever of smooth section of thick bamboo, the bobbin base one end that the dead lever was kept away from smooth section of thick bamboo passes the inside of second spring and the accent in smooth chamber respectively and extends to smooth intracavity portion.

As a preferred technical scheme of the utility model, fixedly connected with second stopper on the both sides wall of traveller, the second spacing groove has been seted up to the inside wall symmetry of slide cartridge, second stopper and second spacing groove sliding connection.

As a preferred technical scheme of the utility model, the bottom welded fastening of nut has the fixed column, the one end fixedly connected with supporting shoe of nut is kept away from to the fixed column, there is the pulley through loose axle swing joint on the supporting shoe, the trapezoidal sloping block of one end fixedly connected with of framework is kept away from to the sliding plate, the spout with pulley matched with has been seted up to one side of trapezoidal sloping block.

As an optimized technical scheme of the utility model, equal joint has the bearing in curb plate and the framework, the pivot cup joints in the inner circle of bearing.

As a preferred technical scheme of the utility model, the top welded fastening of nut has first stopper, the first spacing groove of mutually supporting with first stopper is seted up to the inboard of framework.

As a preferred technical scheme of the utility model, the equal fixed mounting in one side that removes the briquetting and fix the briquetting relative has the slipmat, and the material of slipmat is butyl rubber material.

Compared with the prior art, the utility model provides a well wire cut electrical discharge machining compresses tightly adjusting device, possesses following beneficial effect:

1. the pressing and adjusting device of the medium-speed wire-moving cutting machine comprises a servo motor, a rotating shaft, a bearing, a frame body, a threaded column, a first limiting groove, a first limiting block, a nut, a sliding rod, a sliding plate, a fixed plate, a movable pressing block, a fixed column, a supporting block, a pulley, a trapezoidal sloping block and a sliding groove, when a workpiece needs to be pressed, the workpiece is placed between the movable pressing block and the fixed pressing block, then the servo motor is started, the rotating of the servo motor drives the rotating shaft to rotate, so that the threaded column is driven to rotate, the nut on the threaded column is driven to move leftwards, the pulley is driven to slide on the trapezoidal sloping block and generate certain driving force, the sliding plate slides downwards on the sliding rod, the movable pressing block and the fixed pressing block are close to each other, the movable pressing block and the fixed pressing block move continuously, so that the, the pressing effect is better, and the distance between the movable pressing block and the fixed pressing block can be automatically adjusted according to the requirement, so that the application range of the device is widened, and the device is suitable for cutting workpieces with different sizes;

2. this in walk silk wire cut electrical discharge machining and compress tightly adjusting device, slide cartridge through setting up, the traveller, the second spring, the dead lever, the cooperation in sliding chamber is used, moving briquetting and fixed briquetting and compressing tightly the in-process of fixing the work piece, just compressing tightly the work piece with fixed briquetting when removing briquetting, it is still when constantly removing to remove the briquetting, it promotes the slide cartridge and removes to remove the briquetting, and drive the traveller and remove and compress the second spring in the slide cartridge removal, under the cushioning effect of second spring, it can compress tightly the work piece well to remove briquetting and fixed briquetting, make the cutting work of work piece can be reliable and stable more.

Drawings

Fig. 1 is a schematic view of the overall structure of a pressing and adjusting device of a medium-speed wire cutting machine according to the present invention;

FIG. 2 is an enlarged view of the pressing and adjusting device of the medium-speed wire cutting machine of the present invention at the position of FIG. 1A;

fig. 3 is a schematic structural diagram of a buffer mechanism of the middle-speed wire cutting machine compressing and adjusting device of the present invention.

In the figure: 1. cutting the working table; 2. a side plate; 3. a servo motor; 4. a rotating shaft; 5. a bearing; 6. a frame body; 7. a threaded post; 8. a first limit groove; 9. a first stopper; 10. a nut; 11. a slide bar; 12. a sliding plate; 13. a first spring; 14. a fixing plate; 15. moving the pressing block; 16. fixing a pressing block; 17. fixing a column; 18. a support block; 19. a pulley; 20. a trapezoidal sloping block; 21. a chute; 22. a slide cylinder; 23. a traveler; 24. a second spring; 25. fixing the rod; 26. a slide chamber; 27. a second limit groove; 28. and a second limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, in this embodiment: a pressing and adjusting device of a medium-speed wire cutting machine comprises a cutting workbench 1 and a frame body 6, wherein one side of the top of the cutting workbench 1 is fixedly connected with a side plate 2, the frame body 6 is fixedly connected above one side of the side plate 2, one side of the side plate 2 close to the upper end is provided with a servo motor 3 with the model number of SH-D08R, an output shaft of the servo motor 3 is fixedly connected with a rotating shaft 4 through a coupler, one end of the rotating shaft 4 far away from the servo motor 3 respectively penetrates through the inner parts of the side plate 2 and the frame body 6 and extends towards the inner side of the frame body 6 and is fixedly welded with a threaded column 7, the threaded column 7 is in threaded connection with a nut 10, the inner side of the frame body 6 far away from the threaded column 7 is fixedly connected with a sliding rod 11, the sliding rod 11 is in sliding connection with a sliding plate 12, the bottom, the fixed plate 14 is fixedly connected with the frame 6, the bottom of one side of the sliding plate 12, which is far away from the first spring 13, is fixedly connected with a movable pressing block 15 through a buffer mechanism, and a fixed pressing block 16 is fixedly connected with one side of the top of the cutting workbench 1, which is right below the movable pressing block 15.

In this embodiment, the buffering mechanism includes a sliding cylinder 22 fixedly connected to the sliding plate 12, a sliding column 23 is slidably connected to an inner side of the sliding cylinder 22, a second spring 24 is fixedly connected to an inner bottom of the sliding cylinder 22, one end of the second spring 24 away from a cylinder bottom of the sliding cylinder 22 is fixedly connected to the sliding column 23, one end of the sliding column 23 away from the cylinder bottom of the sliding cylinder 22 passes through a cylinder opening of the sliding cylinder 22 and extends outward and is fixedly connected to the movable pressing block 15, through cooperation of the sliding cylinder 22, the sliding column 23, the second spring 24, the fixing rod 25 and the sliding cavity 26, in a process that the movable pressing block 15 and the fixed pressing block 16 press and fix a workpiece, when the movable pressing block 15 and the fixed pressing block 16 just press and fix the workpiece, and the movable pressing block 15 is continuously moving, the movable pressing block 15 pushes the sliding cylinder 22 to move and drives the sliding column 23 to move in the sliding cylinder 22 and compress the second spring 24 to move, under the buffering action of the second spring 24, the movable pressing block 15 and the fixed pressing block 16 can well press the workpiece, so that the cutting work of the workpiece can be more stable and reliable; a sliding cavity 26 is formed in one end, away from the opening of the sliding barrel 22, of the sliding column 23, a fixing rod 25 is fixedly connected to the barrel bottom of the sliding barrel 22, and one end, away from the barrel bottom of the sliding barrel 22, of the fixing rod 25 penetrates through the inside of the second spring 24 and the opening of the sliding cavity 26 respectively and extends towards the inside of the sliding cavity 26, so that the sliding column 23 slides in the sliding barrel 22 more stably and reliably; the two side walls of the sliding column 23 are fixedly connected with second limiting blocks 28, the inner side wall of the sliding cylinder 22 is symmetrically provided with second limiting grooves 27, and the second limiting blocks 28 are in sliding connection with the second limiting grooves 27 to limit the sliding column 23; a fixed column 17 is fixedly welded at the bottom of the nut 10, one end of the fixed column 17, which is far away from the nut 10, is fixedly connected with a supporting block 18, a pulley 19 is movably connected onto the supporting block 18 through a movable shaft, one end of the sliding plate 12, which is far away from the frame body 6, is fixedly connected with a trapezoidal inclined block 20, and one side of the trapezoidal inclined block 20 is provided with a sliding chute 21 matched with the pulley 19, so that the nut 10 drives the trapezoidal inclined block 20 to vertically move downwards through the matching of the fixed column 17, the supporting block 18, the pulley 19 and; the side plates 2 and the frame body 6 are both clamped with bearings 5, and the rotating shaft 4 is sleeved in the inner ring of the bearing 5, so that the rotating shaft 4 rotates more stably and does not shake; a first limiting block 9 is fixedly welded at the top of the nut 10, and a first limiting groove 8 matched with the first limiting block 9 is formed in the inner side of the frame body 6, so that the nut 10 is driven to move by the rotation of the threaded column 7, and the nut 10 is prevented from rotating; the equal fixed mounting in one side that removes briquetting 15 and fixed briquetting 16 are relative has the slipmat, and the material of slipmat is butyl rubber material, has increased the frictional force of contact, prevents that the mar from appearing between work piece and removal briquetting 15 and the fixed briquetting 16.

The utility model discloses a theory of operation and use flow: when a workpiece needs to be compressed, the workpiece is placed between the movable pressing block 15 and the fixed pressing block 16, then the servo motor 3 is started, the rotation of the servo motor 3 drives the rotating shaft 4 to rotate, so as to drive the threaded column 7 to rotate, the nut 10 on the threaded column 7 moves leftwards, further the pulley 19 is driven to slide on the trapezoidal sloping block 20 and generate a certain driving force, the sliding plate 12 slides downwards on the sliding rod 11, the movable pressing block 15 and the fixed pressing block 16 are close to each other, the movable pressing block 15 and the fixed pressing block 16 compress and fix the workpiece along with the continuous movement of the movable pressing block 15, the compression effect is better, the distance between the movable pressing block 15 and the fixed pressing block 16 can be automatically adjusted according to needs, the application range of the device is widened, the device is suitable for cutting and processing of workpieces with different sizes, and in the process that the movable pressing block 15 and the fixed pressing block 16 compress and fix the workpiece, when the movable pressing block 15 and the fixed pressing block 16 just compress and fix the workpiece, and the movable pressing block 15 is still continuously moved, the movable pressing block 15 pushes the sliding cylinder 22 to move, and drives the sliding column 23 to move in the sliding cylinder 22 and compress the second spring 24 to move, and under the buffer action of the second spring 24, the movable pressing block 15 and the fixed pressing block 16 can compress the workpiece well, so that the cutting work of the workpiece can be more stable and reliable.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a well advance wire cut electrical discharge machining and compress tightly adjusting device, includes cutting table (1) and framework (6), its characterized in that: a side plate (2) is fixedly connected to one side of the top of the cutting workbench (1), the frame body (6) is fixedly connected to the upper portion of one side of the side plate (2), a servo motor (3) is installed on one side, close to the upper end, of the side plate (2), an output shaft of the servo motor (3) is fixedly connected with a rotating shaft (4) through a coupler, one end, far away from the servo motor (3), of the rotating shaft (4) penetrates through the insides of the side plate (2) and the frame body (6) respectively, extends towards the inner side of the frame body (6) and is fixedly welded with a threaded column (7), a nut (10) is connected to the threaded column (7) in a threaded mode, a sliding rod (11) is fixedly connected to the position, far away from the threaded column (7), of the inner side of the frame body (6), a sliding plate (12) is slidably, one end of the first spring (13) far away from the sliding plate (12) is fixedly connected with a fixed plate (14), the fixed plate (14) is fixedly connected with the frame body (6), the bottom of one side of the sliding plate (12) far away from the first spring (13) is fixedly connected with a movable pressing block (15) through a buffer mechanism, and a fixed pressing block (16) is fixedly connected with one side of the top of the cutting workbench (1) under the movable pressing block (15).

2. The pressing and adjusting device of the medium-speed wire cutting machine according to claim 1, characterized in that: the buffer mechanism comprises a sliding barrel (22) fixedly connected to the sliding plate (12), a sliding column (23) is connected to the inner side of the sliding barrel (22) in a sliding mode, a second spring (24) is fixedly connected to the bottom of the inner side of the sliding barrel (22), one end, far away from the sliding barrel (22), of the barrel bottom of the second spring (24) is fixedly connected with the sliding column (23), and one end, far away from the sliding barrel (22), of the barrel bottom of the sliding column (23) penetrates through a barrel opening of the sliding barrel (22) and extends outwards and is fixedly connected with the movable pressing block (15).

3. The pressing and adjusting device of the medium-speed wire cutting machine according to claim 2, characterized in that: smooth chamber (26) have been seted up to traveller (23) the tube socket one end of keeping away from slide cartridge (22), the bobbin base fixedly connected with dead lever (25) of slide cartridge (22), the bobbin base one end that slide cartridge (22) were kept away from in dead lever (25) passes the inside of second spring (24) and the accent in smooth chamber (26) respectively and extends to smooth chamber (26) is inside.

4. The pressing and adjusting device of the medium-speed wire cutting machine according to claim 2, characterized in that: fixedly connected with second stopper (28) on the both sides wall of traveller (23), second spacing groove (27) have been seted up to the inside wall symmetry of traveller (22), second stopper (28) and second spacing groove (27) sliding connection.

5. The pressing and adjusting device of the medium-speed wire cutting machine according to claim 1, characterized in that: the bottom of the nut (10) is fixedly welded with a fixed column (17), one end of the fixed column (17) far away from the nut (10) is fixedly connected with a supporting block (18), the supporting block (18) is movably connected with a pulley (19) through a movable shaft, one end of the sliding plate (12) far away from the frame body (6) is fixedly connected with a trapezoidal inclined block (20), and one side of the trapezoidal inclined block (20) is provided with a sliding groove (21) matched with the pulley (19).

6. The pressing and adjusting device of the medium-speed wire cutting machine according to claim 1, characterized in that: bearing (5) are connected to the side plates (2) and the frame body (6) in a clamping mode, and the rotating shaft (4) is connected to the inner ring of the bearing (5) in a sleeved mode.

7. The pressing and adjusting device of the medium-speed wire cutting machine according to claim 1, characterized in that: the top welded fastening of nut (10) has first stopper (9), first spacing groove (8) of mutually supporting with first stopper (9) are seted up to the inboard of framework (6).

8. The pressing and adjusting device of the medium-speed wire cutting machine according to claim 1, characterized in that: and the anti-slip mat is fixedly arranged on one side, opposite to the movable pressing block (15) and the fixed pressing block (16), and is made of butyl rubber.