CN107138786B

CN107138786B - Follow-up cutting device for automobile door anti-collision beam

Info

Publication number: CN107138786B
Application number: CN201710158934.1A
Authority: CN
Inventors: 胡淼; 李欣; 孙建丽; 寇立峰; 陈雨; 王文彬
Original assignee: Ling Yun Industrial Corp Ltd
Current assignee: Ling Yun Industrial Corp Ltd
Priority date: 2017-03-17
Filing date: 2017-03-17
Publication date: 2020-10-02
Anticipated expiration: 2037-03-17
Also published as: CN107138786A

Abstract

A follow-up cutting device for an automobile door anti-collision beam comprises a support, a cutting mechanism, a follow-up mechanism and a plug pin mechanism, wherein the follow-up mechanism is provided with a sliding table and a follow-up cylinder for driving the sliding table to linearly reciprocate leftwards and rightwards; the cutting mechanism is arranged on the sliding table and is provided with a static cutter and a movable cutter for cutting off the automobile door anti-collision beam; the bolt mechanism is provided with a bolt seat and a bolt air cylinder, the bolt seat is assembled at the workpiece inlet end of the sliding table through a bolt seat bottom plate, the bolt air cylinder is installed on the side portion of the bolt seat through a bolt air cylinder installation seat, a bolt is fixedly connected with a bolt air cylinder rod, and the bolt air cylinder drives the bolt to move forwards and insert into a bolt hole in an automobile door anti-collision beam workpiece. Compared with shutdown cutting equipment, the invention has the advantages of high production efficiency and contribution to continuous production; compared with the prior servo continuous cutting equipment, the servo continuous cutting equipment has the advantages of simple structure, low manufacturing and maintenance cost, easy adjustment, stable and reliable operation and the like. In addition, the invention also has the advantages of higher cutting precision and no cutting accumulated error.

Description

Follow-up cutting device for automobile door anti-collision beam

Technical Field

The invention relates to a cutting device for automobile product parts, in particular to a follow-up cutting device for an automobile door anti-collision beam matched with cold roll forming equipment.

Background

In order to reduce the damage of passengers in the side collision of the automobile and improve the side collision resistance of the automobile, automobile manufacturers pay more and more attention to the research, development and production of the door collision-proof beam in recent years. The automobile door anti-collision beam is mostly a uniform-section product and is suitable for continuous cold roll forming processing. And cutting off the blank by a cutting mechanism after the cold roll forming process. The cutting process comprises the step of stopping cutting or the step of driving a lead screw through a servo motor to move a cutting die, so that the positioning precision of a cutting end is ensured. The shutdown cutting-off equipment is relatively simple, but the production efficiency is lower, and is not favorable to the serialization production, and the motor frequently opens and stops and cause equipment to bear alternating load, and long-term operation can reduce equipment precision, influences product quality. The servo system is adopted for moving and cutting off, the equipment cost is high, the control mode is complex and not easy to maintain, the equipment debugging time is prolonged, and the production efficiency is influenced.

Disclosure of Invention

The invention aims to provide a follow-up cutting device for an automobile door anti-collision beam, which has low manufacturing and maintenance cost and high cutting precision and aims to overcome the defects of the prior art.

The problems of the invention are solved by the following technical scheme:

a follow-up cutting device for an automobile door anti-collision beam comprises a support, and a cutting mechanism, a follow-up mechanism and a plug pin mechanism which are arranged on the support, wherein the follow-up mechanism is provided with a sliding table and a follow-up cylinder for driving the sliding table to linearly reciprocate leftwards and rightwards; the cutting mechanism is arranged on the sliding table and is provided with a static cutter and a movable cutter for cutting off the automobile door anti-collision beam; the bolt mechanism is provided with a bolt seat and a bolt air cylinder, the bolt seat is assembled at the workpiece inlet end of the sliding table through a bolt seat bottom plate, the bolt air cylinder is installed on the side portion of the bolt seat through a bolt air cylinder installation seat, a bolt is fixedly connected with a bolt air cylinder rod, and the bolt air cylinder drives the bolt to move forwards and insert into a bolt hole in an automobile door anti-collision beam workpiece.

Above-mentioned car door anticollision roof beam follow-up cutting device, shutdown mechanism is still including cutting off the hydro-cylinder, cut off hydro-cylinder support frame, cope match-plate pattern and lower bolster, cut off the hydro-cylinder support frame and fix on the slip table, cut off the hydro-cylinder and fix at cutting off hydro-cylinder support frame top, cut off hydro-cylinder pole through mould connecting block, hydro-cylinder connecting block connection cope match-plate pattern, it is fixed with the cope match-plate pattern to move the sword installation piece, the lower bolster is fixed on the slip table through the lower plate, quiet sword is fixed on the lower bolster, be equipped with vertical sword groove on the quiet sword, move sword and move the sword groove and correspond from top to bottom, quiet sword still.

Above-mentioned car door anticollision roof beam follow-up cutting device, servo mechanism still is equipped with cylinder mounting bracket, work piece guide way and cylinder, and the work piece of slip table shifts out the end and assembles the angle support, and the relative adjustable in height of slip table of angle support, cylinder mounting bracket fix on the angle support, set up the several cylinder on the cylinder mounting bracket side by side, and the work piece guide way is fixed on the cylinder mounting bracket, and the groove width size of work piece guide way both sides increases progressively.

In the follow-up cutting device for the automobile door anti-collision beam, the height position of the base plate of the bolt seat relative to the sliding table is adjustable; the front and back positions of the bolt seat bottom plate relative to the sliding table are adjustable; the left and right positions of the pin base relative to the pin base bottom plate are adjustable; and a bolt guide sleeve is arranged on the side wall of the bolt seat, and the bolt penetrates through the bolt guide sleeve and is in sliding fit with the bolt guide sleeve.

According to the follow-up cutting device for the anti-collision beam of the automobile door, the follow-up mechanism is provided with the guide rails, the two guide rails are fixed on the support, the lower part of the sliding table is fixed with the guide rail sliding block, and the guide rail sliding block is in sliding fit with the guide rails; the servo cylinder piston rod is connected with a cylinder connecting rod, the cylinder connecting rod is connected with a sliding table support through an elbow joint and a pin shaft, and the sliding table support is fixedly connected with a sliding table.

Above-mentioned car door anticollision roof beam follow-up cutting device, the slip table is "protruding" shape, the symmetry is equipped with the stopper on the support, and each stopper is connected the blotter, and each blotter corresponds the shoulder of the front and back side of slip table.

According to the follow-up cutting device for the automobile door anti-collision beam, the cutting mechanism is provided with the guide pillars, the two guide pillars are located on two sides of the static cutter, the lower portion of each guide pillar is fixedly connected with the lower template, and the upper template is in sliding fit with the guide pillars.

The device comprises a cutting mechanism, a follow-up mechanism and a plug pin mechanism, wherein the mechanism realizes continuous follow-up cutting of the automobile door anti-collision beam through optimized combination of mechanical structural members. Compared with shutdown cutting equipment, the device has the advantages of high production efficiency and contribution to continuous production; compared with the prior servo continuous cutting equipment, the servo continuous cutting equipment has the advantages of simple structure, low manufacturing and maintenance cost, easy adjustment, stable and reliable operation and the like. In addition, the invention also has the advantages of higher cutting precision and no cutting accumulated error.

Drawings

The invention will be further explained with reference to the drawings.

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

FIG. 2 is a top view of FIG. 1;

fig. 3 is a perspective view of the present invention.

The reference numbers in the figures are: 1. a cutting mechanism, 2, a follow-up mechanism, 3, a bolt mechanism, 4, a cutting oil cylinder 5, a cutting oil cylinder support frame, 6, a cutting oil cylinder rod, 7, a die connecting block, 8, an oil cylinder connecting block, 9, an upper template, 10, a cutter mounting block, 11, a movable cutter, 12, a stationary cutter, 12-1, a movable cutter groove, 12-2, a transverse hole, 13, a lower template, 14, a lower base plate, 15, a guide pillar, 16, an automobile door anti-collision beam workpiece, 16-1, a bolt hole, 17, a follow-up air cylinder, 18, a limiting block, 19, a cushion pad, 20, an air cylinder connecting rod, 21, an elbow joint, 22, a pin shaft, 23, a sliding table support, 24, a sliding table, 25, a guide rail, 26, a support, 27, a guide rail slide block, 28, an angle support height adjusting block, 29, an angle support adjusting screw, 30, an angle support, 31, a roller mounting rack, 32, a, 34. the bolt comprises a bolt seat, 35, a bolt cylinder mounting seat, 36, front and back adjusting screws, 37, front and back adjusting blocks, 38, a bolt seat bottom plate, 39, high and low adjusting screws, 40, left and right adjusting screws, 41, left and right adjusting blocks, 42, a bolt cylinder, 43, a fastening bolt, 44, a bolt, 45 and a bolt guide sleeve.

Detailed Description

Referring to fig. 1, the device of the invention comprises a support 26, and a cutting mechanism 1, a follow-up mechanism 2 and a bolt mechanism 3 which are arranged on the support, wherein the mechanisms cooperate to realize follow-up cutting of the automobile door anti-collision beam workpiece 16.

The cutting mechanism 1 is used for cutting off an automobile door anti-collision beam workpiece. Referring to fig. 1 and 3, the cutting mechanism comprises a cutting oil cylinder 4, a cutting oil cylinder support frame 5, an upper template 9, a lower template 13, a static knife 12 and a movable knife 11. The cutting oil cylinder support frame is fixed on the right side of the sliding table, and the cutting oil cylinder is fixed at the top of the cutting oil cylinder support frame. The cutting oil cylinder rod 6 is connected with the upper template through a die connecting block 7 and an oil cylinder connecting block 8, and the oil cylinder connecting block 8 is fixed with the die connecting block 7. The movable knife is fixed with the upper template through the movable knife mounting block 10. The upper die plate is provided with a movable knife to move up and down along with the up-and-down movement of the cutting oil cylinder rod. The lower template is fixed on the sliding table through a lower bottom plate 14, the static knife is fixed on the lower template, a vertical movable knife groove 12-1 is arranged on the static knife, and the movable knife corresponds to the movable knife groove up and down. The static knife is also provided with a transverse hole 12-2 for the automobile door anti-collision beam workpiece to pass through. When the movable knife moves downwards, the movable knife is inserted into the movable knife groove, and the cutting action of the automobile door anti-collision beam workpiece 16 is completed. The cutting mechanism is also provided with guide posts 15, the two guide posts are positioned at two sides of the static knife, the lower part of each guide post is fixedly connected with a lower template, and the upper template is in sliding fit with the guide posts.

The follow-up mechanism 2 moves leftwards along with the automobile door anti-collision beam workpiece before the automobile door anti-collision beam workpiece is cut off, and moves rightwards after the automobile door anti-collision beam workpiece is cut off. Referring to fig. 1, 2 and 3, the follower mechanism is provided with a slide table 24, a follower cylinder 17, a roller mounting bracket 31, a work guide groove 32, a roller 33, and a guide rail 25. The follow-up cylinder 17, the limiting block 18 and the two guide rails are arranged on the support 26, the cushion pad 19 is arranged on the limiting block 18, and the convex sliding table slides on the guide rail 25 through the guide rail sliding block 27. The slipway bracket 23 is fixed with the slipway, the pin 22 connects the elbow joint 21 and the slipway bracket, and the elbow joint is connected with the piston rod of the follow-up cylinder through the cylinder connecting rod 20. When the piston rod of the follow-up cylinder retracts, the sliding table is driven to move rightwards on the guide rail until the sliding table leans against the buffer pad. The roller mounting bracket 31 is mounted on the corner bracket 30, which is fixed at the left end of the sliding table. The height adjusting block 28 is mounted on the corner bracket, and the roller mounting frame is adjusted up and down by adjusting an adjusting screw 29 mounted in the height adjusting block. A guide groove 32 and a plurality of rollers 33 are installed on the roller mounting frame. After the anti-collision beam of the vehicle door is cut off by the cutting mechanism, the anti-collision beam rolls on the roller through the guide groove and enters the next procedure.

The bolt mechanism 3 is used for controlling the connection and disconnection of the follow-up mechanism and the automobile door anti-collision beam workpiece. Referring to fig. 1, 2 and 3, the latch mechanism is provided with a latch housing 34, the lower portion of which is located in a slot in a latch housing base plate 38 that is mounted to the workpiece entry end of the slide, and a latch cylinder 42. The side part of the bolt seat is provided with a bolt cylinder 42 through a bolt cylinder mounting seat 35, a bolt cylinder rod is fixedly connected with a bolt 44, the side wall of the bolt seat is provided with a bolt guide sleeve 43, and the bolt passes through the bolt guide sleeve and is in sliding fit with the bolt guide sleeve. When the bolt cylinder drives the bolt to move forwards, the bolt is inserted into a bolt hole 16-1 on the automobile door anti-collision beam workpiece 16. In order to ensure that the bolt can be accurately inserted into a bolt hole of an automobile door anti-collision beam workpiece, a front and rear adjusting block 37 is fixed on the front and rear sides of the sliding table, a front and rear adjusting screw 36 is arranged on the front and rear adjusting block, and the front and rear positions of a bolt seat bottom plate can be adjusted by adjusting the front and rear adjusting screw; a left and right adjusting block 41 is fixed on the bottom plate of the bolt seat, a left and right adjusting screw 40 is arranged on the left and right adjusting block 41, and the left and right positions of the bolt seat can be adjusted by adjusting the left and right adjusting screw; the height adjusting screw 39 penetrates through the end of the bolt seat bottom plate and abuts against the sliding table, and fine adjustment of the bolt seat bottom plate in the height direction is achieved through adjusting the height adjusting screw. The fixing screw 43 is screwed after the position of the bolt seat is adjusted.

When the bolt hole pushing device is used for a continuous cold roll forming production line, a bolt hole is to be preprocessed for an automobile door anti-collision beam workpiece to be cut off, and when the bolt hole does not reach the bolt position in the left moving process of the automobile door anti-collision beam workpiece, the bolt cylinder pushes the bolt to be propped against the side wall of the automobile door anti-collision beam workpiece; when the bolt hole moves to the bolt position, the bolt cylinder pushes the bolt to be inserted into the bolt hole, the automobile door anti-collision beam workpiece drives the follow-up mechanism to move leftwards along with the automobile door anti-collision beam workpiece through the bolt (a reversing valve of the follow-up mechanism is in a middle floating state), and the cut-off mechanism finishes cut-off action on the automobile door anti-collision beam workpiece; after cutting off, the piston rod of the bolt cylinder retracts to drive the bolt to withdraw from the bolt hole, then the reversing valve of the follow-up mechanism reverses, the piston rod of the follow-up cylinder retracts to drive the sliding table to move rightwards, the sliding table moves rightwards to contact with the cushion pad, the bolt cylinder rod extends out, and the whole set of follow-up cutting-off action is finished; and the cut automobile door anti-collision beam product falls on the roller and enters the next process through the guide groove. The sequential action of the cylinders is controlled by the control device.

Claims

1. The utility model provides a car door anticollision roof beam follow-up cutting device which characterized in that: the cutting device comprises a support (26), and a cutting mechanism (1), a follow-up mechanism (2) and a plug pin mechanism (3) which are arranged on the support, wherein the follow-up mechanism is provided with a sliding table (24) and a follow-up cylinder (17) for driving the sliding table to do reciprocating motion in a left-right straight line; the cutting mechanism is arranged on the sliding table and is provided with a static cutter (12) and a movable cutter (11) for cutting off the automobile door anti-collision beam; the bolt mechanism is provided with a bolt seat (34) and a bolt cylinder (42), the bolt seat is assembled at the workpiece inlet end of the sliding table through a bolt seat bottom plate (38), the bolt cylinder (42) is installed on the side part of the bolt seat through a bolt cylinder installation seat (35), a bolt cylinder rod is fixedly connected with a bolt (44), and the bolt cylinder drives the bolt to move forwards and be inserted into a bolt hole (16-1) in an automobile door anti-collision beam workpiece (16);

the servo mechanism is also provided with a roller mounting frame (31), a workpiece guide groove (32) and rollers (33), the workpiece moving-out end of the sliding table is provided with an angle support (30), the height of the angle support relative to the sliding table is adjustable, the roller mounting frame is fixed on the angle support, a plurality of rollers are arranged on the roller mounting frame side by side, the workpiece guide groove is fixed on the roller mounting frame, and the groove width sizes on the two sides of the workpiece guide groove are increased progressively;

the cutting mechanism further comprises a cutting oil cylinder (4), a cutting oil cylinder supporting frame (5), an upper template (9) and a lower template (13), the cutting oil cylinder supporting frame is fixed on the sliding table, the cutting oil cylinder is fixed at the top of the cutting oil cylinder supporting frame, a cutting oil cylinder rod (6) is connected with the upper template through a die connecting block (7) and an oil cylinder connecting block (8), a moving knife is fixed with the upper template through a moving knife mounting block (10), the lower template is fixed on the sliding table through a lower base plate (14), a static knife is fixed on the lower template, a vertical moving knife groove (12-1) is formed in the static knife, the moving knife corresponds to the moving knife groove up and down, and the static knife is further provided with a transverse hole (12-2) for the automobile.

2. The follow-up cut-off device for the automobile door anti-collision beam according to claim 1, characterized in that: the bolt seat bottom plate (38) is adjustable relative to the height position of the sliding table; the front and back positions of the bolt seat bottom plate relative to the sliding table are adjustable; the left and right positions of the pin base relative to the pin base bottom plate are adjustable; and a bolt guide sleeve (45) is arranged on the side wall of the bolt seat, and the bolt penetrates through the bolt guide sleeve and is in sliding fit with the bolt guide sleeve.

3. The follow-up cut-off device for the automobile door anti-collision beam according to claim 2, characterized in that: the servo mechanism is provided with guide rails (25), the two guide rails are fixed on the support, a guide rail sliding block (27) is fixed at the lower part of the sliding table, and the guide rail sliding block is in sliding fit with the guide rails; the servo cylinder piston rod is connected with a cylinder connecting rod (20), the cylinder connecting rod is connected with a sliding table support (23) through an elbow joint (21) and a pin shaft (22), and the sliding table support is fixedly connected with a sliding table.

4. The follow-up cut-off device for the automobile door anti-collision beam according to claim 3, characterized in that: the sliding table is in a convex shape, the support is symmetrically provided with limit blocks (18), each limit block is connected with a cushion pad (19), and each cushion pad corresponds to the shoulder on the front side and the back side of the sliding table.

5. The follow-up cut-off device for the automobile door anti-collision beam according to claim 4, characterized in that: the cutting mechanism is provided with guide pillars (15), the two guide pillars are positioned at two sides of the stationary knife, the lower part of each guide pillar is fixedly connected with a lower template, and the upper template is in sliding fit with the guide pillars.