CN215544011U

CN215544011U - Multi-power dragging U mechanism on bending machine

Info

Publication number: CN215544011U
Application number: CN202121226711.2U
Authority: CN
Inventors: 龙晓明; 黎旺; 洪伟东
Original assignee: Oms Machinery Co Ltd
Current assignee: Oms Machinery Co Ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2022-01-18
Anticipated expiration: 2030-12-31
Also published as: CN215879400U

Abstract

The utility model relates to a multi-power dragging U mechanism on a bending machine, which is technically characterized by comprising the following components: the follow-up platform is provided with a dragging U assembly in a movable mode, the dragging U assembly comprises a bottom dragging U plate capable of jacking to a U-shaped pipe of a workpiece, at least one layer of U plates stacked on the bottom dragging U plate is moved to drag the U plate, the U plates can be moved relative to the bottom dragging U plate to jack to the U-shaped pipe of the workpiece, a dragging U moving mechanism for driving the bottom dragging U plate to be close to or far away from the workpiece is arranged on the follow-up platform, and at least one dragging U power device which is in one-to-one correspondence with the moving dragging U plates and can push the moving dragging U plate to insert into the U-shaped pipe of the workpiece is arranged on the dragging U assembly. The U-shaped pipe bending device is simple in structure, accurate bending of workpieces is guaranteed by dragging the U-shaped pipes of the workpieces through the bottom dragging U plate and the movable dragging U plate, and the rate of finished products is improved.

Description

Multi-power dragging U mechanism on bending machine

The utility model relates to a bending machine with multiple power tractors U, which is applied by divisional application, wherein the original application number is 2020233511282, the application date is 12 and 31 in 2020.

[ technical field ] A method for producing a semiconductor device

The utility model relates to a dragging U assembly on a bending machine.

[ background of the utility model ]

Heat exchangers are generally made up of multiple layers of work pieces, each layer having heat exchange tubes with U-shaped ends formed at the ends of the heat exchanger. Because the existing bending machine does not generally have a U-dragging component, the U-shaped end is not stressed, and particularly when the bending machine is bent for multiple times, the layers of a workpiece can move, fins on a heat exchange tube are easy to deform abnormally, and the defective rate is high.

[ Utility model ] content

The utility model aims to overcome the defects of the prior art and provides a multi-power dragging U mechanism on a bending machine, which is simple in structure and capable of improving the yield.

In order to solve the problems, the utility model adopts the following technical scheme:

the utility model provides a U mechanism is dragged to many powers on bender which characterized in that includes: the follow-up platform, the follow-up platform on movably be equipped with and drag the U subassembly, drag the U group including can the top hold in the palm the end of work piece U-shaped pipe drag the U board, range upon range of at least one deck removal that drags the U board on the end drags the U board at the end, the removal drag the U board can drag the U board relatively and remove the top and hold in the palm the work piece U-shaped pipe, the follow-up platform on be equipped with the drive and drag the U moving mechanism that drags the U board near or keep away from to the work piece at the end, drag the U subassembly on be equipped with at least one and remove and drag the U board one-to-one setting and can push away to move and drag the U power device that drags the U board and insert the work piece U-shaped pipe.

The multi-power dragging U mechanism on the bending machine is characterized in that: the mop U assembly further comprises a mop U base frame which is slidably arranged on the follow-up platform, and the bottom mop U plate is fixed on the mop U base frame.

The multi-power dragging U mechanism on the bending machine is characterized in that: the movable mop plate is provided with one block, the mop power device comprises a first pushing cylinder and a second pushing cylinder which are arranged on a mop base frame, a cylinder rod of the first pushing cylinder is provided with a first push block capable of pushing the movable mop plate, a cylinder rod of the second pushing cylinder is provided with a second push block capable of pushing the movable mop plate, and the first push block is longer than the second push block.

The multi-power dragging U mechanism on the bending machine is characterized in that: the servo platform on be equipped with the first longitudinal rail of longitudinal extension, the mop U bed frame on be equipped with slidable clamp and press from both sides the mop U bed frame guide slot on first longitudinal rail, the mop U moving mechanism including establish the mop U mobile motor on the servo platform, the mop U bed frame on be equipped with and drag U bed frame nut seat, the servo platform on rotationally be equipped with by dragging U mobile motor drive and insert the mop U bed frame power lead screw on the mop U bed frame nut seat.

The multi-power dragging U mechanism on the bending machine is characterized in that: the bottom mop U plate is provided with a guide post, and the movable mop U plate is provided with a guide groove which extends towards one side of the workpiece and is used for the guide post to penetrate.

The utility model has the following beneficial effects: the dragging U assembly is arranged on the follow-up platform, the bottom dragging U plate and the movable dragging U plate push and support the U-shaped pipes of workpieces on different layers, so that the U-shaped pipes of the workpieces are stressed by the bottom dragging U plate and the movable dragging U plate during bending, the workpieces are not easy to deform normally, the movable dragging U plate is movable, the movable dragging U plate cannot interfere with the workpieces, the dragging U assembly does not need to be lifted by a lifting mechanism, and the follow-up platform is convenient to use and high in working efficiency; first ejector pad on the first promotion cylinder is good at the second ejector pad of second promotion cylinder, moves when bending for the first time and bending for the second time respectively, can control like this and remove the stroke of dragging the U board, realizes accurate control, is suitable for the difference in level of different work piece ends.

[ description of the drawings ]

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

FIG. 2 is a bottom view of the present invention;

FIG. 3 is an exploded view of the present invention;

fig. 4 is a perspective view of a component of the present invention.

[ detailed description ] embodiments

The utility model is described in further detail below with reference to the following detailed description and accompanying drawings:

as shown in fig. 1 to 4, the multi-power U dragging mechanism for the bending machine comprises a follow-up platform 4, a U dragging assembly 6 is movably arranged on the follow-up platform 4, the U dragging assembly 6 moves towards one side of a workpiece, the U dragging assembly 6 comprises a bottom dragging U plate 61 capable of jacking a workpiece U-shaped pipe, at least one layer of movable dragging U plates 62 stacked on the bottom dragging U plate 61, a guide pillar 64 is arranged on the bottom dragging U plate 61, a guide groove 65 extending towards one side of the workpiece and allowing the guide pillar 64 to penetrate is arranged on the movable dragging U plate 62, and the bottom dragging U plate 61 and the movable dragging U plate 62 can respectively jack the workpiece U-shaped pipe on the non-through layer. The movable dragging U plate 62 can move relative to the bottom dragging U plate 61 to push and support a workpiece U-shaped pipe, the follow-up platform 4 is provided with a dragging U moving mechanism 47 which drives the bottom dragging U plate 61 to approach or separate from the workpiece, the dragging U assembly 6 is provided with at least one dragging U power device 63 which is in one-to-one correspondence with the movable dragging U plate 62 and can push the movable dragging U plate 62 to insert into the workpiece U-shaped pipe, the dragging U moving mechanism 47 drives the bottom dragging U plate 61 to lean against the workpiece, and as the movable dragging U plate 62 is stacked on the bottom dragging U plate 61, the bottom dragging U plate 61 and the movable dragging U plate 62 can move together towards the workpiece, the dragging U power device 63 independently pushes the movable dragging U plate 62 to lean against the workpiece, when the movable dragging U plate 62 is provided with a plurality of blocks, at least one dragging U power device 63 pushes one movable dragging U plate 62, namely, at least one movable dragging U power device 63 drives one dragging U power device 63.

In this embodiment, the movable towing U plate 62 is provided with one piece, the towing U assembly 6 further includes a towing U base frame 60 slidably provided on the follow-up platform 4, and the bottom towing U plate 61 is fixed on the towing U base frame 60. The mop power device 63 comprises a first pushing cylinder 67 and a second pushing cylinder 68 which are arranged on a mop base frame 60, a cylinder rod of the first pushing cylinder 67 is provided with a first pushing block 69 which can push and move the mop plate 62, a cylinder rod of the second pushing cylinder 68 is provided with a second pushing block 70 which can push and move the mop plate 62, the first pushing block 69 is longer than the second pushing block 70, and the two cylinders are respectively started when being bent at this time and bent at the second time, so that the accurate control is convenient. The servo platform 4 is provided with a first longitudinal guide rail 41 extending longitudinally, the mop U base frame 60 is provided with a mop U base frame guide groove 72 clamped on the first longitudinal guide rail 41 in a sliding manner, the mop U moving mechanism 47 comprises a mop U moving motor 71 arranged on the servo platform 4, the mop U base frame 60 is provided with a mop U base frame nut seat 73, the servo platform 4 is rotatably provided with a mop U base frame power screw rod 74 driven by the mop U moving motor 71 and inserted into the mop U base frame nut seat 73, a motor shaft of the mop U moving motor 71 is provided with a driving wheel, the mop U base frame power screw rod 74 is provided with a driven wheel, and the driving wheel and the driven wheel are driven by a conveyor belt or a chain.

And power mechanisms which can drive the movable dragging U plate 62 to abut against the upper end face or the lower end face of the U-shaped pipe of the workpiece when the movable dragging U plate 62 moves towards one side of the workpiece are respectively arranged between the bottom dragging U plate 61 and the movable dragging U plate 62 and between the adjacent movable dragging U plates 62, and the power mechanisms enable the movable dragging U plate 62 to move towards the bottom face of the U-shaped pipe of the workpiece, so that the end parts of the U-shaped pipe of the workpiece are abutted or supported. The power mechanism is an inclined plane arranged on the end surface of the bottom dragging U plate 61 or the end surface of the moving dragging U plate 62, the inclined plane inclines upwards towards one side of the workpiece, so that when the moving dragging U plate 62 moves relatively, one side of the moving dragging U plate 62 moves upwards through the guiding effect of the inclined plane, and the workpiece U-shaped pipe is upwards supported.

Claims

1. The utility model provides a U mechanism is dragged to many powers on bender which characterized in that includes: follow-up platform (4), follow-up platform (4) on movably be equipped with and drag U subassembly (6), drag U subassembly (6) including can the top hold in the palm the end of work piece U-shaped pipe drag U board (61), range upon range of at least one deck removal that drags on the end drag U board (61) drag U board (62), the removal drag U board (62) can drag U board (61) relatively and remove the top and hold in the palm the work piece U-shaped pipe, follow-up platform (4) on be equipped with the drive end drag U moving mechanism (47) that drags U board (61) and be close to or keep away from to the work piece, drag U subassembly (6) on be equipped with at least one and remove and drag U board (62) one-to-one and set up and can push away to move and drag U power device (63) that drags U board (62) to insert the work piece U-shaped pipe.

2. The multi-power dragging U mechanism on bending machine according to claim 1, characterized in that: the mop U assembly (6) further comprises a mop U base frame (60) which is slidably arranged on the follow-up platform (4), and the bottom mop U plate (61) is fixed on the mop U base frame (60).

3. The multi-power dragging U mechanism on bending machine according to claim 2, characterized in that: the movable mop plate (62) is provided with one block, the mop power device (63) comprises a first pushing cylinder (67) and a second pushing cylinder (68) which are arranged on a mop base frame (60), a cylinder rod of the first pushing cylinder (67) is provided with a first push block (69) capable of pushing the movable mop plate (62), a cylinder rod of the second pushing cylinder (68) is provided with a second push block (70) capable of pushing the movable mop plate (62), and the first push block (69) is longer than the second push block (70).

4. The multi-power dragging U mechanism on bending machine according to claim 2, characterized in that: follow-up platform (4) on be equipped with longitudinal extension's first longitudinal rail (41), drag U bed frame (60) on be equipped with slidable and press from both sides dragging U bed frame guide slot (72) on first longitudinal rail (41), drag U moving mechanism (47) including establishing dragging U mobile motor (71) on follow-up platform (4), drag U bed frame (60) on be equipped with and drag U bed frame nut seat (73), follow-up platform (4) on rotationally be equipped with by dragging U mobile motor (71) drive and insert drag U bed frame power lead screw (74) on dragging U bed frame nut seat (73).

5. The multi-power dragging U mechanism on bending machine according to claim 1, characterized in that: the bottom dragging U plate (61) is provided with a guide post (64), and the movable dragging U plate (62) is provided with a guide groove (65) which extends towards one side of the workpiece and is used for the guide post (64) to penetrate.

6. The multi-power dragging U mechanism on bending machine according to claim 1, characterized in that: and power mechanisms which can drive the movable dragging U plate (62) to abut against the upper end surface or the lower end surface of the U-shaped pipe of the workpiece when the movable dragging U plate (62) moves towards one side of the workpiece are respectively arranged between the bottom dragging U plate (61) and the movable dragging U plate (62) and between the adjacent movable dragging U plates (62).

7. The multi-power dragging U mechanism on bending machine according to claim 6, characterized in that: the power mechanism is an inclined plane arranged on the end face of the bottom dragging U plate (61) or the end face of the movable dragging U plate (62), and the inclined plane inclines upwards towards one side of the workpiece.