CN214022971U

CN214022971U - Punching and corner cutting die structure

Info

Publication number: CN214022971U
Application number: CN202021878813.8U
Authority: CN
Inventors: 陈小刚; 李华兵
Original assignee: Guangzhou Minhui Automobile Parts Co Ltd
Current assignee: Guangzhou Minhui Automobile Parts Co Ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-08-24
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a punching and corner cutting die structure, which relates to the technical field of die equipment and comprises a base; the corner cutting mechanism comprises a corner cutting assembly for cutting corners of products, the corner cutting mechanism is installed on the base, and the corner cutting assembly has a left-right moving stroke moving back and forth between a working position and a withdrawing position; and the punching mechanism comprises a punching assembly used for punching a product, the punching mechanism is installed on the base, the punching assembly is provided with an up-down moving stroke which moves up and down between a working position and a returning position, the corner cutting assembly enters the returning position to avoid the working position by moving towards the right side, and the punching assembly enters the returning position to avoid the corner cutting assembly entering the working position by moving downwards. The utility model discloses in, the product can carry out the operation of two processes simultaneously on a station, reduces the station setting, reduces personnel's input.

Description

Punching and corner cutting die structure

Technical Field

The utility model relates to a mould equipment technical field, in particular to corner cut mould structure punches a hole.

Background

The front door sash of a car generally comprises four parts: a post subassembly, B post subassembly, qianmen reinforcing plate and qianmen winding, the production technology of qianmen winding: rolling → bending → punching → sawing → welding, namely, after obtaining a semi-finished product by rolling and bending, punching out a gap of the semi-finished product by bending a radian of a bending die, then sawing to cut off a position reserved for clamping a chuck to obtain a front upper strip finished product, and finally welding and assembling. The rolling is to form a straight strip with a required section by rollers, and the length of the straight strip is the length of a left piece and a right piece and the length of a process supplement part (a clamping position of two end chucks and a middle butt joint position). The bending is to obtain the required radian of the semi-finished product of the straight strip and the upper strip through a bending die and punch out the positioning reference hole at the same time. The sawing is to cut off the clamping end of the chuck and ensure that a certain angle is formed for splicing welding, and the sawing process takes the reference hole as a positioning reference.

Punching is to be used for installing the upper strip, keeping away the breach and the hole site of position, and the special machine die punching that punches a hole is cut out through punching, and the upper strip end of some door frame projects has the breach, and breach and hole are very near, and there is interference in the mechanism, can't accomplish punching together, so general punching press technology arranges, and step 1 is that the special machine that punches a hole accomplishes all punching a hole, and step 2 is the die-cut breach of die. The punching press process of qianmen winding divide into 2 steps and accomplishes, punches a hole + corner cut, and every station of punching a hole needs to operate alone, a punch press and a set of cut-out press, and every corner cut station needs to operate alone, a punch press and a set of corner cut mould, and human cost and equipment cost's input is very big.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the above-mentioned technical problem among the prior art to a certain extent at least. Therefore, the embodiment of the utility model provides a corner cut mould structure punches a hole reduces equipment input and personnel input.

The punching and chamfering die structure according to the embodiment of the utility model comprises a base; the corner cutting mechanism comprises a corner cutting assembly for cutting corners of products, the corner cutting mechanism is installed on the base, and the corner cutting assembly has a left-right moving stroke moving back and forth between a working position and a withdrawing position; and the punching mechanism comprises a punching assembly used for punching a product, the punching mechanism is installed on the base, the punching assembly is provided with an up-down moving stroke which moves up and down between a working position and a returning position, the corner cutting assembly enters the returning position to avoid the working position by moving towards the right side, and the punching assembly enters the returning position to avoid the corner cutting assembly entering the working position by moving downwards.

In an alternative or preferred embodiment, the punching mechanism includes a first support installed on the base, a first driving source installed on the first support, and a floating block driven to move up and down by the first driving source, and the punching assembly is installed on the floating block to have an up-and-down movement stroke.

In an alternative or preferred embodiment, the first driving source is an air cylinder, and a plurality of guide shafts are installed between the first support and the floating block.

In an optional or preferred embodiment, the punching assembly comprises a large sliding block connected with the floating block, and a pressing and punching unit mounted on the large sliding block, the pressing and punching unit comprises a lower module for clamping a product and a pressing plate, the pressing plate is provided with a punching punch for punching the product, and the large sliding block is provided with a second driving source for driving the pressing plate to move towards the lower module.

In an alternative or preferred embodiment, the large slide is movable on the floating block by a first guide rail slide assembly, and the floating block is mounted with a plurality of adjusting bolts for fixing the large slide.

In an alternative or preferred embodiment, the chamfering mechanism includes a base mounted on the base, a third driving source mounted on the base, and a second support driven to move left and right by the third driving source, and the chamfering assembly is mounted on the second support to have a left and right movement stroke.

In an alternative or preferred embodiment, the chamfering assembly includes a holder fixed to the second support, a die cutter mounted on the holder, a fourth driving source mounted on the holder, and a chamfering punch driven by the fourth driving source, the chamfering punch moving toward the die cutter to chamfer the product.

Based on the technical scheme, the embodiment of the utility model provides a following beneficial effect has at least: according to the technical scheme, when the punching assembly punches the holes, the corner cutting assembly is located at the retreating position, after the punching assembly punches the holes in the product, the punching assembly moves downwards to avoid the corner cutting assembly entering the working position, the corner cutting assembly moves leftwards to enter the working position and then performs corner cutting on the product, the product can be operated in two processes on one station, the station setting is reduced, the personnel investment is reduced, and the punching mechanism and the corner cutting mechanism share one punch press to act, so that the equipment investment is reduced.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a first position relationship diagram of the punching mechanism and the corner cutting mechanism in the embodiment of the present invention, in which the punching assembly is in the working position, and the corner cutting assembly is in the retracted position;

fig. 3 is a second position relationship diagram of the punching mechanism and the corner cutting mechanism in the embodiment of the present invention, in which the corner cutting assembly is in the working position and the punching assembly is in the retracted position;

fig. 4 is a first schematic structural diagram of the corner cutting mechanism in the working position according to the embodiment of the present invention;

FIG. 5 is a schematic structural diagram II of the corner cutting mechanism in the working position according to the embodiment of the present invention;

fig. 6 is a first schematic structural diagram of the chamfering mechanism in the retracted position according to the embodiment of the present invention;

fig. 7 is a second schematic structural view of the chamfering mechanism in the retracted position according to the embodiment of the present invention;

fig. 8 is an exploded view of the small slide block and the pressure plate in the embodiment of the present invention;

fig. 9 is a schematic structural diagram of a corner cutting mechanism in an embodiment of the present invention;

fig. 10 is a schematic structural diagram of a corner cutting assembly according to an embodiment of the present invention.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 to 10, a punching and chamfering die structure includes a base 101, a punching mechanism 300, and a chamfering mechanism 400. Wherein, install location clamping component 200 on the base 101 for press from both sides tight to product 110, specifically speaking, location clamping component 200 includes the bracket, installs the locating pin on the bracket and presss from both sides tight piece to the product clamp tight, and this is prior art, and no longer the repeated description.

As shown in fig. 9, the corner cutting mechanism 400 includes a corner cutting assembly 420 for cutting the corner of the product 110, the corner cutting mechanism 400 is mounted on the base 101, and the corner cutting assembly 420 has a left-right movement stroke moving back and forth between an operating position and a retracted position. Specifically, the chamfering mechanism 400 includes a base 411 installed on the base 101, a third driving source 412 installed on the base 411, and a second support 413 moved left and right by the third driving source 412, and the chamfering unit 420 is installed on the second support 413 to have a left and right movement stroke. In this embodiment, a second guide rail slider assembly 414 is disposed between the base 411 and the second support 413, and the third driving source 412 is an air cylinder for driving the second support 413 to move left and right along the second guide rail slider assembly 414. In the present embodiment, the left-right direction, the up-down direction, as shown in fig. 2 and 3, is only for convenience of description of the present invention, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In one embodiment, as shown in fig. 10, the corner cutting assembly 420 includes a fixing base 421 fixed on the second support 413, a female die cutter 424 mounted on the fixing base 421, a fourth driving source 422 mounted on the fixing base 421, and a corner cutting punch 423 driven by the fourth driving source 422, wherein the corner cutting punch 423 moves toward the female die cutter 424 to cut the corner of the product 110. The fourth driving source 422 is an oil cylinder, and the product can be chamfered by extending the chamfering punch 423, placing the product between the chamfering punch 423 and the die cutter 424, and retracting the chamfering punch 423.

Referring to fig. 4 to 7, the punching mechanism 300 includes a punching assembly 330 for punching the products 110, the punching mechanism 300 is mounted on the base 101, and the punching assembly 330 has an up-and-down moving stroke moving up and down between a working position and a retracted position. Specifically, the punching mechanism 300 includes a first support 311 mounted on the base 101, a first driving source 312 mounted on the first support 311, and a floating block 321 driven to move up and down by the first driving source 312, and the punching assembly 330 is mounted on the floating block 321 to have an up-and-down movement stroke. The first driving source 312 is an air cylinder, a plurality of guide shafts 313 are installed between the first support 311 and the floating block 321, and the first driving source 312 drives the floating block 321 to move along the guide shafts 313. In this embodiment, the floating block 321 moves in an inclined direction, rather than moving vertically, but those skilled in the art will appreciate that the up-and-down inclined movement of the floating block 321 will also cause the up-and-down position of the floating block 321 to change, and is not limited to moving vertically.

Further, the punching assembly 330 includes a large slider 331 connected to the floating block 321, and a pressing and punching unit mounted on the large slider 331, the pressing and punching unit includes a lower module 224 for clamping the product 110 and a pressing plate 333, the pressing plate 333 is mounted with a punching punch 334 for punching the product 110, and the large slider 331 is mounted with a second driving source 336 for driving the pressing plate 333 to move toward the lower module 224. The second driving source 336 is an oil cylinder, with reference to fig. 8, a piston rod of the second driving source 336 is connected with the small sliding block 332, the punching punch 334 and the pressure plate 333 are both mounted on the small sliding block 332, a spring is arranged between the small sliding block 332 and the pressure plate 333, and after the pressure plate 333 clamps the product 110, the punching punch 334 on the small sliding block 332 can still pass through the pressure plate 333 to punch the product.

In addition, the large slider 331 is movable on the floating block 321 by the first rail slider assembly 322, and the floating block 321 is mounted with a plurality of adjusting bolts 323 for fixing the large slider 331. It can be understood that the large slider 331 slides through the first rail slider assembly 322, and after the position is adjusted, the large slider 331 is fixed by the adjusting bolt 323 on the floating block 321, so that different products can be punched.

In this embodiment, as shown in fig. 2, when the punching assembly 330 punches the hole, the corner cutting assembly 420 is in the retracted position, specifically, the corner cutting assembly 420 moves to the retracted position to avoid the punching assembly 330 in the working position by moving to the right, and the punching assembly 330 punches the product 110. As shown in fig. 3, the punching assembly 330 moves downwards to enter the retracted position to avoid the corner cutting assembly 420 entering the working position, the corner cutting assembly 420 moves leftwards to enter the working position to cut corners of the product 110, the product can be simultaneously operated in two working procedures on one working position, the working position setting is reduced, the personnel investment is reduced, and the punching mechanism 330 and the corner cutting mechanism 420 share one punch press to act, so that the equipment investment is reduced.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides a corner cut mould structure punches a hole which characterized in that: comprises that

A base (101);

the corner cutting mechanism (400) comprises a corner cutting assembly (420) for cutting corners of the product (110), the corner cutting mechanism (400) is installed on the base (101), and the corner cutting assembly (420) has a left-right moving stroke moving back and forth between a working position and a back-off position; and

punching mechanism (300), including the subassembly (330) that punches a hole that is used for punching a hole to product (110), punching mechanism (300) is installed on base (101), the subassembly (330) that punches a hole has the stroke that moves up and down that reciprocates between operating position, backspace position, corner cut subassembly (420) gets into backspace position through moving to the right side in order to dodge operating position punching assembly (330), subassembly (330) that punches a hole gets into backspace position through the downward movement in order to dodge entering operating position corner cut subassembly (420).

2. The punching and chamfering die structure according to claim 1, wherein: the punching mechanism (300) includes a first support (311) mounted on the base (101), a first driving source (312) mounted on the first support (311), and a floating block (321) driven to move up and down by the first driving source (312), and the punching assembly (330) is mounted on the floating block (321) to have an up-and-down movement stroke.

3. The punching and chamfering die structure according to claim 2, wherein: the first driving source (312) is an air cylinder, and a plurality of guide shafts (313) are mounted between the first support (311) and the floating block (321).

4. A punch and chamfer die structure according to claim 2 or 3, characterized in that: the punching assembly (330) comprises a large sliding block (331) connected with the floating block (321), and a pressing punching unit arranged on the large sliding block (331), wherein the pressing punching unit comprises a lower module (224) used for clamping a product (110) and a pressing plate (333), a punching punch (334) used for punching the product (110) is arranged on the pressing plate (333), and a second driving source (336) used for driving the pressing plate (333) to move towards the lower module (224) is arranged on the large sliding block (331).

5. The punch chamfer die structure of claim 4, wherein: the large sliding block (331) can move on the floating block (321) through a first guide rail sliding block assembly (322), and a plurality of adjusting bolts (323) used for fixing the large sliding block (331) are installed on the floating block (321).

6. The punching and chamfering die structure according to claim 1, wherein: the corner cutting mechanism (400) comprises a base (411) installed on the base (101), a third driving source (412) installed on the base (411), and a second support (413) driven to move left and right by the third driving source (412), and the corner cutting assembly (420) is installed on the second support (413) to have a left and right movement stroke.

7. The punch chamfer die structure of claim 6, wherein: the corner cutting assembly (420) comprises a fixed seat (421) fixed on the second support (413), a female die cutter (424) installed on the fixed seat (421), a fourth driving source (422) installed on the fixed seat (421), and a corner cutting punch (423) driven by the fourth driving source (422), wherein the corner cutting punch (423) moves towards the female die cutter (424) to cut a corner of a product (110).