CN218050531U

CN218050531U - Plate shearing machine is used in production of high accuracy machine case

Info

Publication number: CN218050531U
Application number: CN202220932588.4U
Authority: CN
Inventors: 卢长辉
Original assignee: Hebei Tongheng Self Service Equipment Manufacturing Co ltd
Current assignee: Hebei Tongheng Self Service Equipment Manufacturing Co ltd
Priority date: 2022-04-20
Filing date: 2022-04-20
Publication date: 2022-12-16
Anticipated expiration: 2032-04-20

Abstract

The utility model discloses a plate shearing machine is used in production of high accuracy machine case relates to quick-witted case production technical field, comprises a workbench, the fixedly connected with baffle of the left end symmetry of workstation, the last fixed surface of baffle is connected with the support frame, and both ends welding has spacing post around the lower surface of support frame, and the fixed mounting of the lower surface symmetry of support frame has the pneumatic cylinder, and the output fixedly connected with mount pad of pneumatic cylinder, the inboard fixedly connected with connecting plate of mount pad, both ends fixedly connected with slider around the connecting plate, the lower extreme fixed mounting of connecting plate has last blade, goes up the blade and sets up for the slope. The utility model discloses a last blade of slope has been set up for the in-process of board is cut to the bottom to the top blade, reduces the area of contact of cutting edge and panel, makes the used power of cutting edge concentrate on a point of panel, and constantly moves down through the top blade, cuts panel gradually, makes panel change in to be cut, through having set up slider and spacing post, has improved the stability that the board was cut to the top blade.

Description

Plate shearing machine is used in production of high accuracy machine case

Technical Field

The utility model relates to a quick-witted case production technical field specifically is a plate shearing machine is used in production of high accuracy machine case.

Background

The chassis typically includes a housing, brackets, various switches on the panel, indicator lights, etc. The shell is made of steel plates and plastics in a combined mode, the hardness is high, the shell mainly plays a role in protecting elements inside the case, when the case is produced, the plates need to be cut, the plates are cut into corresponding sizes, so that the plates can be spliced and welded in the next procedure, and when the plates are cut, the plates are often cut by a plate shearing machine. A plate shearing machine is a machine for shearing a plate by using a blade to do reciprocating linear motion relative to another blade. The shearing device applies shearing force to metal plates with various thicknesses by means of a movable upper blade and a fixed lower blade and adopting a reasonable blade gap, so that the plates are broken and separated according to the required size. In the plate shearing machine in the prior art, the contact area between the upper blade and a plate is large, so that the plate shearing machine needs larger force to cut, mechanical faults are easily caused, the service life of the blade is shortened, the fixing effect of the existing plate shearing machine is poor, the plate shearing precision of the plate is low, and the splicing difficulty of the next procedure is caused.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the plate shearing machine for producing the high-precision case is provided, and the problem that the existing plate shearing precision is not high is solved.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a plate shearing machine is used in production of high accuracy machine case, includes the workstation, the board is placed to the upper surface left end fixedly connected with of workstation, the fixedly connected with baffle of the left end symmetry of workstation, the last fixed surface of baffle is connected with the support frame, both ends welding has spacing post around the lower surface of support frame, the fixed mounting of the lower surface symmetry of support frame has the pneumatic cylinder, the output fixedly connected with mount pad of pneumatic cylinder, the inboard fixedly connected with connecting plate of mount pad, both ends fixedly connected with slider around the connecting plate, slider and spacing post sliding connection, the lower extreme fixed mounting of connecting plate has the top knife piece, the top knife piece sets up for the slope, the last fixed surface of workstation is connected with the bottom knife, the bottom knife is located the below of top knife piece.

Preferably, the fixed plate is fixedly connected to the lower portion of the left end of the supporting frame, the plurality of pushing cylinders are fixedly connected to the upper surface of the fixed plate, the output ends of the pushing cylinders penetrate through the fixed plate and extend to the pressing plate fixedly connected to the lower portion of the fixed plate, and the pressing plate is located above the lower blade.

Preferably, the right-hand member front side fixedly connected with reduction gear of workstation, the lower extreme fixed mounting of reduction gear has driving motor, the left end of reduction gear is rotated and is connected with the screw rod, the one end that the reduction gear was kept away from to the screw rod is rotated and is connected in the front side the right side of baffle, the left end rear side fixedly connected with fixed block, the rear side fixedly connected with guide rail between baffle and the fixed block.

Preferably, threaded connection has the slide on the screw rod, the lower extreme fixedly connected with lower plate of slide, the slide is kept away from the one end and the guide rail sliding connection of screw rod, the top front end fixed mounting of slide has servo motor, servo motor's output fixedly connected with lead screw, threaded connection has the punch holder on the lead screw, servo motor's one end is kept away from to the lead screw is rotated with the lower plate and is connected, the rear end fixedly connected with slide bar of lower plate, slide bar and punch holder sliding connection, the one end and the slide fixed connection of lower plate are kept away from to the slide bar.

Compared with the prior art, the utility model has the advantages of: the utility model discloses a top knife of slope has been set up, make the top knife cut the in-process of board downwards, reduce the area of contact of cutting edge and panel, make the used power of cutting edge concentrate on a point of panel, and constantly move downwards through the top knife, cut panel gradually, make panel change in being cut, through having set up slider and spacing post, make the stable downstream of connecting plate, thereby the stability that the top knife cut the board has been improved, will promote the clamp plate through promoting the cylinder and fix panel pressfitting on the top knife, prevent that panel from taking place to move when cutting the board, realize the solid top of many sides to panel through top plate and lower plate, and through the slip of slide, remove panel to the size that needs cut, thereby reach accurate board that cuts.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the rear side three-dimensional structure of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the support frame of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the slide plate of the present invention.

The reference numbers in the figures are: 1. a work table; 11. a speed reducer; 12. a drive motor; 13. a screw; 14. a baffle plate; 15. a fixed block; 16. a guide rail; 17. placing the plate; 18. a lower blade; 2. a slide plate; 21. a servo motor; 22. a screw rod; 23. an upper splint; 24. a lower splint; 25. a slide bar; 3. a support frame; 31. a hydraulic cylinder; 32. a mounting base; 33. a connecting plate; 34. an upper blade; 35. a slider; 36. a limiting column; 37. a fixing plate; 38. a push cylinder; 39. and (7) pressing a plate.

Detailed Description

The following description is provided to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments described below are by way of example only, and other obvious variations will occur to those skilled in the art.

Referring to fig. 1-4, a plate shearing machine for high-precision case production includes a workbench 1, a placing plate 17 is fixedly connected to the left end of the upper surface of the workbench 1, the placing plate 17 is used for placing a plate, a baffle 14 is fixedly connected to the left end of the workbench 1 symmetrically, the plate is sheared from left to right, the direction of movement of the plate is limited by the baffle 14, a support frame 3 is fixedly connected to the upper surface of the baffle 14, limiting posts 36 are welded to the front and rear ends of the lower surface of the support frame 3, hydraulic cylinders 31 are fixedly mounted to the lower surface of the support frame 3 symmetrically, an output end of each hydraulic cylinder 31 is fixedly connected to a mounting seat 32, a connecting plate 33 is fixedly connected to the inner side of each mounting seat 32, sliders 35 are fixedly connected to the front and rear ends of the connecting plate 33, the hydraulic cylinders 31 can drive the connecting plate 33 to move up and down, the sliders 35 are slidably connected to the limiting posts 36, an upper blade 34 is fixedly mounted to the lower end of the connecting plate 33, the upper blade 34 is arranged obliquely, the upper blade 34 slides on the limiting posts 36, the upper blade 34 is arranged, the lower blade 34 is arranged to gradually reduce the contact area of the plate 34, the plate shearing force applied to the lower blade 18, and the lower blade is beneficial to gradually cut the plate, and the plate is gradually connected to the lower blade 18.

Left end below fixedly connected with fixed plate 37 of support frame 3, the last fixed surface of fixed plate 37 is connected with a plurality of and promotes cylinder 38, the output that promotes cylinder 38 runs through fixed plate 37 and extends to the below fixedly connected with clamp plate 39 of fixed plate 37, clamp plate 39 is located the top of bottom knife 18, place panel on placing board 17, it moves to right to promote panel according to required size, pass between top knife 34 and the bottom knife 18, and then through a plurality of promotion cylinders 38 with clamp plate 39 downstream and panel laminating, closely laminate panel and bottom knife 18, panel removes during the prevention cutting.

The right-hand member front side fixedly connected with reduction gear 11 of workstation 1, the lower extreme fixed mounting of reduction gear 11 has driving motor 12, the left end of reduction gear 11 is rotated and is connected with screw rod 13, the one end that reduction gear 11 was kept away from to screw rod 13 is rotated and is connected in the right side of front baffle 14, the left end rear side fixedly connected with fixed block 15 of workstation 1, fixedly connected with guide rail 16 between rear baffle 14 and the fixed block 15, driving motor 12 and external power supply electric connection, it reduces the rotational speed through reduction gear 11 to start driving motor 12, and driving screw 13 rotates, make slide 2 control the removal on screw rod 13, prescribe a limit to slide 2's slip orbit through guide rail 16.

Threaded connection has slide 2 on screw rod 13, the lower extreme fixedly connected with lower plate 24 of slide 2, slide 2 keeps away from the one end and the guide rail 16 sliding connection of screw rod 13, slide 2's top front end fixed mounting has servo motor 21, servo motor 21's output fixedly connected with lead screw 22, threaded connection has punch holder 23 on the lead screw 22, the one end that servo motor 21 was kept away from to lead screw 22 rotates with lower plate 24 to be connected, lower plate 24's rear end fixedly connected with slide bar 25, slide bar 25 and punch holder 23 sliding connection, slide bar 25 keeps away from the one end and slide 2 fixed connection of lower plate 24, servo motor 21 and external power supply electric connection, servo motor 21 starts, lead screw 22 rotates, drive punch holder 23 moves down, carry out the centre gripping to the panel and fix, and move panel to required size through slide 2 right shifting, reverse servo motor 21, then punch holder 23 keeps away from lower plate 24, place panel on workstation 1, carry out next centre gripping action.

The working principle is as follows: firstly, the driving motor 12 is started to reduce the rotating speed through the speed reducer 11, and the screw 13 is driven to rotate, so that the sliding plate 2 moves leftwards on the screw 13, the plate is placed on the placing table 17, the plate can conveniently slide onto the lower blade 18, then the plate passes through the space between the upper blade 34 and the lower blade 18 and enters the space between the upper clamping plate 23 and the lower clamping plate 24, at the moment, the servo motor 21 is started, the screw rod 22 rotates to drive the upper clamping plate 23 to move downwards, the plate is clamped and fixed, the plate is moved to a required size through the rightward movement of the sliding plate 2, the pressing plate 39 moves downwards through the plurality of pushing cylinders 38 and is attached to the plate, the plate is closely attached to the lower blade 18, the plate is prevented from moving during cutting, and then the hydraulic cylinder 31 drives the connecting plate 33 to move downwards and drives the upper blade 34 to move downwards to cut the plate.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a plate shearing machine is used in production of high accuracy machine case, includes workstation (1), its characterized in that: the utility model discloses a cutting tool, including workstation (1), upper surface left end fixedly connected with of workstation (1) places board (17), the fixedly connected with baffle (14) of the left end symmetry of workstation (1), the upper surface fixedly connected with support frame (3) of baffle (14), both ends welding has spacing post (36) around the lower surface of support frame (3), the fixed mounting of the lower surface symmetry of support frame (3) has pneumatic cylinder (31), the output fixedly connected with mount pad (32) of pneumatic cylinder (31), the inboard fixedly connected with connecting plate (33) of mount pad (32), both ends fixedly connected with slider (35) around connecting plate (33), slider (35) and spacing post (36) sliding connection, the lower extreme fixed mounting of connecting plate (33) has last blade (34), go up blade (34) and set up for the slope, the last fixed surface of workstation (1) is connected with bottom knife (18), bottom knife (18) are located the below of last blade (34).

2. The plate shearing machine for producing the high-precision chassis as claimed in claim 1, wherein: the utility model discloses a cutter blade of cutting edge, including support frame (3), the left end below fixedly connected with fixed plate (37) of support frame (3), the last fixed surface of fixed plate (37) is connected with a plurality of and promotes cylinder (38), the output that promotes cylinder (38) runs through fixed plate (37) and extends to below fixedly connected with clamp plate (39) of fixed plate (37), clamp plate (39) are located the top of lower blade (18).

3. The plate shearing machine for producing the high-precision chassis as claimed in claim 1, wherein: the right-hand member front side fixedly connected with reduction gear (11) of workstation (1), the lower extreme fixed mounting of reduction gear (11) has driving motor (12), the left end of reduction gear (11) is rotated and is connected with screw rod (13), the one end that reduction gear (11) were kept away from in screw rod (13) is rotated and is connected in the front side the right side of baffle (14), the left end rear side fixedly connected with fixed block (15) of workstation (1), the rear side fixedly connected with guide rail (16) between baffle (14) and fixed block (15).

4. The plate shearing machine for producing the high-precision chassis as claimed in claim 3, wherein: threaded connection has slide (2) on screw rod (13), lower extreme fixedly connected with lower plate (24) of slide (2), the one end and guide rail (16) sliding connection of screw rod (13) are kept away from in slide (2), the top front end fixed mounting of slide (2) has servo motor (21), the output fixedly connected with lead screw (22) of servo motor (21), threaded connection has punch holder (23) on lead screw (22), the one end and the lower plate (24) rotation of servo motor (21) are kept away from in lead screw (22) are connected, the rear end fixedly connected with slide bar (25) of lower plate (24), slide bar (25) and punch holder (23) sliding connection, the one end and slide (2) fixed connection of lower plate (24) are kept away from in slide bar (25).