CN212469953U

CN212469953U - Plate cutting device on folded plate production line

Info

Publication number: CN212469953U
Application number: CN202021026718.5U
Authority: CN
Inventors: 姚家宁
Original assignee: Tianjin Coorig Hubei Electromechanical Technology Co ltd
Current assignee: Tianjin Coorig Hubei Electromechanical Technology Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-02-05
Anticipated expiration: 2030-06-05

Abstract

The utility model provides a panel cutting device on folded plate production line belongs to sheet metal processing equipment technical field. The pressing device comprises two pressing components, each pressing component comprises two mounting discs rotating on a rack, the two mounting discs are connected through a first pressing rod and a second pressing rod, the first pressing rod and the second pressing rod are both positioned at the eccentric positions of the mounting discs, the distance between the first pressing rod and the axis of each mounting disc is greater than the distance between the second pressing rod and the axis of each mounting disc, a blade mounting block is arranged between the two first pressing rods and the two second pressing rods, a cutting blade is mounted at the bottom of the blade mounting block, the mounting discs are provided with gear rings, and the mounting disc of one pressing component and the mounting disc of the other pressing component on the same side are meshed with each other; the axes of the two mounting discs of the same pressing component are fixedly connected through a rotating rod, and the rotating rod of one pressing component is connected with a stepping motor. The utility model has the advantages of even cutting force.

Description

Plate cutting device on folded plate production line

Technical Field

The utility model belongs to the technical field of sheet metal processing equipment, a panel cutting device on folded plate production line is related to.

Background

The metal plate is cut into required size by a plate folding production line, and then is bent into a corresponding shape under the action of a plate folding mechanism by laterally discharging the plate.

The existing side plate discharging mechanism needs to continuously feed materials forwards after cutting plates to length, then reversely rotate and position the plates, and convey the plates to the edge folding mechanism, so that the length required by a conveying line is longer, the precision is low easily caused after rotation, the bending quality of the plates is influenced, and the production line cost is also improved due to the complex turnover mechanism.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a panel cutting device on the folded plate production line to the above-mentioned problem that prior art exists, the utility model aims to solve the technical problem how make the blade atress that cuts the in-process even.

The purpose of the utility model can be realized by the following technical proposal: a plate cutting device on a folded plate production line is characterized by comprising a rack and a vertical conveying line, wherein the cutting device is arranged at the tail end of the resin conveying line and comprises two symmetrically arranged pressing components, each pressing component comprises two mounting discs rotating on the rack, the two mounting discs are connected through a first pressing rod and a second pressing rod, the first pressing rod and the second pressing rod are both positioned at the eccentric positions of the mounting discs, the distance between the first pressing rod and the axes of the mounting discs is larger than the distance between the second pressing rod and the axes of the mounting discs, a blade mounting block is arranged between the two first pressing rods and the two second pressing rods, a cutting blade is mounted at the bottom of the blade mounting block, a limiting bulge is arranged in the middle of the upper end face of the blade mounting block, and two guide inclined planes which are respectively positioned at two sides of the cutting blade are arranged on the blade mounting block, the two first pressure levers respectively abut against the blade mounting blocks on the two sides of the limiting bulge, and the two second pressure levers respectively abut against the two guide inclined planes; the mounting disc is provided with a gear ring, and the mounting disc of one pressing component and the mounting disc of the other pressing component which are positioned on the same side are mutually meshed; the axes of the two mounting discs of the same pressing component are fixedly connected through a rotating rod, and the rotating rod of one pressing component is connected with a stepping motor.

The blade mounting block is clamped through the two first pressing rods and the two second pressing rods, in an initial state, the first pressing rods and the rotating rods are located on the same horizontal plane, the second pressing rods are located below the first pressing rods, after the stepping motor rotates forwards for a certain angle, the blade mounting block is pushed down by the two first pressing rods, but the blade mounting block cannot be separated from the supports of the two second pressing rods, after the cutting blade below the blade mounting block cuts off a metal plate, the stepping motor rotates reversely to reset, the blade mounting block is supported by the second pressing rods in the resetting process, and the operation is repeated, so that the cutting blade can move downwards to move downwards in a parallel mode, and the acting force is even.

In the plate cutting device on the folded plate production line, the blade mounting block is provided with a guide groove which is longitudinally arranged, a guide strip is inserted into the guide groove, and two ends of the guide strip are fixed on the rack.

In the plate cutting device on the folded plate production line, the bearing plate located below the cutting blade is fixedly arranged on the rack, and a plurality of grooves perpendicular to the cutting blade are formed in the upper end face of the bearing plate.

The groove is used for enabling a small amount of cut powder to be stored on a flat surface of a plate, and unevenness of the surface of the plate in the cutting process is avoided.

Drawings

Fig. 1 is a schematic structural view of the flap production line.

Fig. 2 is a schematic structural diagram of the cutting device.

Fig. 3 is a schematic perspective view of two lifting rollers.

Fig. 4 is a schematic structural diagram of the positions of two lifting rollers and a push plate.

In the figure, 1, a frame; 2. a vertical conveying line; 21. vertically rolling; 3. a transverse conveying line; 31. a mounting frame; 4. a lifting roller; 5. a crankshaft; 51. a first connection end; 52. a second connection end; 53. a curved portion; 54. a tension spring; 55. a cylinder; 56. a push block; 57. a transition conical surface; 61. mounting a disc; 62. a first pressure lever; 63. a second compression bar; 64. a blade mounting block; 65. a limiting bulge; 66. cutting a blade; 67. a rotating rod; 68. a guide groove; 69. a guide strip; 7. a stepping motor; 8. a carrier plate; 81. and (4) a groove.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, 3 and 4, the cutting device comprises a frame 1, a vertical conveying line 2 and a transverse conveying line 3 perpendicular to the vertical conveying line 2, wherein the vertical conveying line 2 comprises a plurality of vertical rollers 21 arranged at equal intervals, the vertical rollers 21 are perpendicular to the running direction of the vertical conveying line 2, the vertical conveying line 2 is connected with the transverse conveying line 3 through a switching conveying line, a cutting device is arranged at the joint of the vertical conveying line 2 and the switching conveying line, the switching conveying line comprises two lifting rollers 4, a plurality of mounting frames 31 are arranged on the transverse conveying line 3 and the switching conveying line, the mounting frames 31 are fixed on the frame 1, the mounting frames 31 are rotatably connected with a plurality of rollers, each mounting frame 31 on the switching conveying line is positioned at the side part of the lifting roller 4, two ends of the lifting roller 4 are respectively connected with a crankshaft 5, the crankshaft 5 comprises a first connecting end 51, a second connecting end 52 and a curved part 53, the first connecting end 51 is rotatably connected to one end of the lifting roller 4, the second connecting end 52 is rotatably connected to the rack 1, a tension spring 54 is connected between the curved portion 53 and the rack 1, two ends of the lifting roller 4 are respectively provided with a transition conical surface 57, the rack 1 is provided with an air cylinder 55, a push rod of the air cylinder 55 is fixedly provided with a push block 56, and the push block 56 can abut against the transition conical surface 57 above the curved portion 53.

Sheet metal gets into the switching transfer chain by vertical transfer chain 2, after reaching the assigned position, cutting device cuts it, cylinder 55 moves, make ejector pad 56 remove to the direction of horizontal transfer chain 3, because ejector pad 56 acts on the transition conical surface 57 of two lift rollers 4 earlier, lift roller 4 axis is located and originally just lies in under ejector pad 56, the effect that leads to ejector pad 56 can make lift roller 4 rotatory around second link 52, and make the support plane of lift roller 4 move down, be less than the support plane at the roller place on the switching transfer chain after, the sheet metal that is cut off just can be smooth-going to horizontal transfer chain 3 on under the effect of ejector pad 56.

The tension spring 54 is arranged to ensure the resetting of the crankshaft 5, and in the initial position of the push block 56, the push block still acts on the transition conical surface 57, so that the lifting roller 4 is limited, that is, the maximum height is limited, and the lifting roller 4 in the state is positioned on the same plane with the vertical roller 21 of the vertical conveying line 2.

As shown in fig. 1 and 2, the cutting device includes two symmetrically arranged pressing assemblies, the pressing assemblies include two mounting discs 61 rotating on the frame 1, the two mounting discs 61 are connected through a first pressing rod 62 and a second pressing rod 63, the first pressing rod 62 and the second pressing rod 63 are both located at eccentric positions of the mounting discs 61, a distance between the first pressing rod 62 and an axis of the mounting discs 61 is greater than a distance between the second pressing rod 63 and an axis of the mounting discs 61, a blade mounting block 64 is arranged between the two first pressing rods 62 and the two second pressing rods 63, a cutting blade 66 is mounted at the bottom of the blade mounting block 64, a limiting protrusion 65 is arranged in the middle of the upper end face of the blade mounting block 64, two guiding inclined planes respectively located at two sides of the cutting blade 66 are arranged on the blade mounting block 64, the two first pressing rods 62 respectively abut against the blade mounting blocks 64 at two sides of the limiting protrusion 65, the two second pressure levers 63 respectively abut against the two guide inclined planes; the mounting disc 61 is provided with a gear ring, and the mounting disc 61 of one pressing assembly and the mounting disc 61 of the other pressing assembly on the same side are meshed with each other; the axes of the two mounting plates 61 of the same pressing assembly are fixedly connected through a rotating rod 67, and the rotating rod 67 of one pressing assembly is connected with a stepping motor 7.

The blade mounting block 64 is clamped by the two first pressure levers 62 and the two second pressure levers 63, in an initial state, the first pressure levers 62 and the rotating lever 67 are positioned on the same horizontal plane, the second pressure levers 63 are positioned below the first pressure levers 62, when the stepping motor 7 rotates forwards for a certain angle, the two first pressure levers 62 push down the blade mounting block 64, but the blade mounting block still cannot be separated from the supports of the two second pressure levers 63, after the metal plate is cut by the cutting blade 66 below the blade mounting block 64, the stepping motor 7 rotates reversely to reset, the second pressure levers 63 support the blade mounting block 64 in the resetting process, and the operations are repeated, so that the cutting blade 66 can move downwards to pass through the middle of the parallel downward movement, and the acting force is uniform.

The blade mounting block 64 has a longitudinally disposed guide slot 68, a guide bar 69 is inserted into the guide slot 68, and both ends of the guide bar 69 are fixed on the frame 1.

A bearing plate 8 positioned below the cutting blade 66 is fixedly arranged on the frame 1, and a plurality of grooves 81 vertical to the cutting blade 66 are arranged on the upper end surface of the bearing plate 8. The grooves 81 are used to prevent a large amount of powder from remaining on the flat surface of the plate after cutting, and prevent the surface of the plate from being uneven during cutting.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The plate cutting device on the folded plate production line is characterized by comprising a rack (1) and a vertical conveying line (2), wherein the cutting device is arranged at the tail end of the vertical conveying line and comprises two symmetrically-arranged pressing assemblies, each pressing assembly comprises two mounting discs (61) rotating on the rack (1), the two mounting discs (61) are connected through a first pressing rod (62) and a second pressing rod (63), the first pressing rod (62) and the second pressing rod (63) are both positioned at the eccentric positions of the mounting discs (61), the distance between the first pressing rod (62) and the axis of the mounting discs (61) is larger than the distance between the second pressing rod (63) and the axis of the mounting discs (61), a blade mounting block (64) is arranged between the two first pressing rods (62) and the two second pressing rods (63), and a cutting blade (66) is mounted at the bottom of the blade mounting block (64), the middle part of the upper end surface of the blade mounting block (64) is provided with a limiting bulge (65), the blade mounting block (64) is provided with two guide inclined planes which are respectively positioned at two sides of a cutting blade (66), two first pressure levers (62) are respectively abutted against the blade mounting block (64) at two sides of the limiting bulge (65), and two second pressure levers (63) are respectively abutted against the two guide inclined planes; the mounting disc (61) is provided with a gear ring, and the mounting disc (61) of one pressing assembly and the mounting disc (61) of the other pressing assembly on the same side are meshed with each other; the axes of the two mounting discs (61) of the same pressing component are fixedly connected through a rotating rod (67), and the rotating rod (67) of one pressing component is connected with a stepping motor (7).

2. The cutting device for the boards in the production line of folded plates as claimed in claim 1, wherein the blade mounting block (64) is provided with a longitudinally arranged guide groove (68), a guide strip (69) is inserted into the guide groove (68), and both ends of the guide strip (69) are fixed on the frame (1).

3. The plate cutting device on the folded plate production line is characterized in that a bearing plate (8) positioned below the cutting blade (66) is fixedly arranged on the machine frame (1), and a plurality of grooves (81) vertical to the cutting blade (66) are formed in the upper end face of the bearing plate (8).