CN210450582U

CN210450582U - Stretching structure of stretching die for automobile seat back plate

Info

Publication number: CN210450582U
Application number: CN201921034164.0U
Authority: CN
Inventors: 周玲; 张学兵
Original assignee: Hubei Minshengli Precision Industry Technology Co ltd
Current assignee: Hubei Minshengli Precision Industry Technology Co ltd
Priority date: 2019-07-04
Filing date: 2019-07-04
Publication date: 2020-05-05
Anticipated expiration: 2029-07-04

Abstract

The utility model relates to the technical field of mold, especially, relate to a tensile structure of tensile mould of car seat backplate, including last mould and lower mould, the fixed welding of four corners of going up the mould bottom surface has hydraulic telescoping rod, hydraulic telescoping rod's the other end and four turning fixed welding of lower mould top surface, the fixed welding in bottom surface middle part of going up the mould has the die, the fixed welding in top surface middle part of lower mould has the terrace die, square groove has been seted up at the middle part of going up mould and die, the inside slip in square groove is provided with the slide, the fixed welding in one side of slide has the bullet piece, the opposite side fixedly connected with spring of slide, the other. The setting of balance mechanism for the flitch can be leveled and place on the kicking block, has solved the shortcoming of placing the flitch difficulty before, and the flitch takes place to squint when avoiding pressing the material, causes the moulding-die failure, and the setting of cutting blade and milling cutter piece in addition can cut unnecessary waste material in the moulding-die, has avoided artifical secondary cutting, takes trouble hard.

Description

Stretching structure of stretching die for automobile seat back plate

Technical Field

The utility model relates to the technical field of mold, especially, relate to a tensile structure of tensile mould of car seat backplate.

Background

In traditional technology, the backplate all uses tensile mould to make out, in backplate manufacturing process, go up the mould and extrude the backplate between the lower mould and make the backplate shaping, but because need place the flitch in the moulding-die ware earlier during the extrusion, because the moulding-die ware below is the terrace die, hardly steadily place the flitch, lead to moulding-die in-process flitch to take place the skew very easily, cause the moulding-die failure, and because the extrusion pressure degree is big at the moulding-die in-process, cause the flitch to adhere on die or terrace die very easily, inconvenient taking off. Therefore, the stretching structure of the automobile seat back plate stretching die is designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the tensile structure of the tensile mould of car seat backplate that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the stretching structure of the automobile seat back plate stretching die comprises an upper die and a lower die, wherein hydraulic telescopic rods are fixedly welded at four corners of the bottom surface of the upper die, the other ends of the hydraulic telescopic rods are fixedly welded with the four corners of the top surface of the lower die, a female die is fixedly welded at the middle part of the bottom surface of the upper die, a male die is fixedly welded at the middle part of the top surface of the lower die, square grooves are formed in the middle parts of the upper die and the female die, sliding plates are arranged in the square grooves in a sliding mode, elastic blocks are fixedly welded at one sides of the sliding plates, springs are fixedly connected at the other sides of the sliding plates, the other ends of the springs are fixedly connected with the square grooves, limiting blocks are fixedly welded on the peripheral walls of the square grooves, four balancing mechanisms which are uniformly distributed are arranged, and the periphery of the female die is fixedly provided with a cutter blade through bolts, and the positions of the cutter blade and the cutter blade are matched with each other.

Preferably, the balance mechanism is including seting up the inside recess at terrace die and lower mould, it is provided with the kicking block to slide in the recess, the bottom fixedly connected with reset spring of kicking block, reset spring's the other end and the bottom fixed connection of recess, the bottom fixed welding of kicking block has the ring, fixed welding has spacing ring on the recess perisporium of ring top, and the spacing ring in four balance mechanism is located same horizontal plane, the degree of depth of recess is greater than the high sum of kicking block and reset spring.

Preferably, the collecting box is fixedly arranged around the lower die.

Preferably, the top end of the top block is fixedly bonded with an anti-slip rubber mat, and the upper surface of the anti-slip rubber mat is in a gully shape.

Preferably, the depth of the square groove is greater than the sum of the heights of the elastic block, the sliding plate and the spring.

The utility model provides a pair of tensile structure of tensile mould of car seat backplate, beneficial effect lies in:

1. this tensile structure of tensile mould of car seat backplate is through setting up balance mechanism for the flitch can be leveled and placing on the kicking block, has solved the shortcoming that the flitch was difficult was placed to the terrace die before, and the flitch takes place to squint when having avoided pressing the material, causes the moulding-die failure, and the kicking block can pop out fashioned flitch from the terrace die surface under reset spring's effect, avoids the flitch adhesion to be difficult to take off on the terrace die surface.

2. The utility model discloses in, set up bullet piece and spring in last mould and die, also can release the flitch after the pressure covering shaping from the die surface, avoid the flitch adhesion to be difficult to take off at the die surface, the setting of cutting blade and milling cutter piece can be amputated unnecessary waste material in addition, has avoided the trouble of secondary cutting for the engineering progress.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of a stretching structure of a car seat back plate stretching mold provided by the present invention;

fig. 2 is a schematic top view of a cross-sectional structure of a stretching structure of a car seat back plate stretching mold provided by the present invention;

fig. 3 is an enlarged view of the structure of part a of fig. 1.

In the figure: 1 go up mould, 2 lower moulds, 3 hydraulic telescoping rod, 4 die, 5 terrace dies, 6 square grooves, 7 slides, 8 bullet pieces, 9 springs, 10 stopper, 11 milling cutter piece, 12 countersunk head bolt, 13 bolts, 14 cutter piece, 15 recesses, 16 kicking blocks, 17 reset spring, 18 rings, 19 spacing rings, 20 collection box, 21 anti-skidding cushions.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a stretching structure of a car seat back plate stretching die comprises an upper die 1 and a lower die 2, wherein hydraulic telescopic rods 3 are fixedly welded at four corners of the bottom surface of the upper die 1, the other ends of the hydraulic telescopic rods 3 are fixedly welded with four corners of the top surface of the lower die 2, a female die 4 is fixedly welded at the middle part of the bottom surface of the upper die 1, a male die 5 is fixedly welded at the middle part of the top surface of the lower die 2, a square groove 6 is formed in the middle parts of the upper die 1 and the female die 4, a sliding plate 7 is slidably arranged inside the square groove 6, an elastic block 8 is fixedly welded at one side of the sliding plate 7, a spring 9 is fixedly connected at the other side of the sliding plate 7, the other end of the spring 9 is fixedly connected with the square groove 6, the depth of the square groove 6 is larger than the sum of, fixed welding has stopper 10 on the perisporium of square groove 6, bullet piece 8 receives spring 9's elastic force effect all the time, stopper 10 makes bullet piece 8 be in square groove 6's inside all the time, there is cutter piece 11 through countersunk head bolt 12 fixed mounting all around of terrace die 5, there is cutter piece 14 through bolt 13 fixed mounting all around of die 4, cutter piece 11 and cutter piece 14's position mutually supports, set up bullet piece 8 and spring 9 in last mould 1 and die 4, can release the flitch after the cladding shaping from die 4 surface, it is difficult to take off to avoid the flitch adhesion on die 4 surface, cutter piece 14 and cutter piece 11's setting can be amputated unnecessary waste material in addition, the trouble of secondary cutting has been avoided, the engineering progress has been accelerated, lower mould 2's fixed mounting all around has collection box 20, conveniently collect the flitch waste material that cuts.

In the utility model, four evenly distributed balance mechanisms are arranged inside the male die 5 and the lower die 2, each balance mechanism comprises a groove 15 arranged inside the male die 5 and the lower die 2, a top block 16 is arranged in the groove 15 in a sliding way, the bottom of the top block 16 is fixedly connected with a reset spring 17, the other end of the reset spring 17 is fixedly connected with the bottom end of the groove 15, the bottom end of the top block 16 is fixedly welded with a ring 18, the peripheral wall of the groove 15 above the ring 18 is fixedly welded with a limit ring 19, the limit rings 19 in the four balance mechanisms are positioned on the same horizontal plane, the reset spring 17 always has elasticity and can push the top block 16 out of the groove 15, and under the action of the limit ring 19, the top end of the top block 16 can be positioned on the same horizontal plane, the depth of the groove 15 is greater than the sum of the heights of the top block 16 and the reset spring 17, so that the top block 16 can completely enter, the normal operation of the pressing die is not affected, the anti-slip rubber mat 21 is fixedly adhered to the top end of the ejector block 16, the upper surface of the anti-slip rubber mat 21 is in a gully shape, the anti-slip rubber mat 21 can increase the friction force between the material plate and the ejector block 16, offset during pressing is avoided, through the arrangement of the balance mechanism, the material plate can be horizontally placed on the ejector block 16, the defect that the material plate is difficult to place by stretching the die is overcome, meanwhile, offset of the material plate during pressing is avoided, pressing die failure is avoided, the ejector block 16 can be ejected out of the surface of the male die 5 under the action of the reset spring 17, and the phenomenon that the material plate is adhered to the surface of the male die 5 and is difficult to take down is avoided.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a tensile structure of car seat backplate drawing die, includes mould (1) and lower mould (2), its characterized in that, the fixed welding of four corners of going up mould (1) bottom surface has hydraulic telescoping rod (3), the other end of hydraulic telescoping rod (3) and the fixed welding of four corners of lower mould (2) top surface, the fixed welding of bottom surface middle part of going up mould (1) has die (4), the fixed welding of top surface middle part of lower mould (2) has terrace die (5), the middle part of going up mould (1) and die (4) has seted up square groove (6), the inside slip of square groove (6) is provided with slide (7), the fixed welding of one side of slide (7) has bullet piece (8), the opposite side fixedly connected with spring (9) of slide (7), the other end and the square groove (6) fixed connection of spring (9), fixed welding has stopper (10) on the perisporium of square groove (6), the inside of terrace die (5) and lower mould (2) is provided with four evenly distributed's balance mechanism, there are cutter blade (11) through countersunk head bolt (12) fixed mounting all around of terrace die (5), there are cutter blade (14) all around of die (4) through bolt (13) fixed mounting, the position of cutter blade (11) and cutter blade (14) mutually supports.

2. The stretching structure of the automobile seat back plate stretching die as claimed in claim 1, wherein the balancing mechanism comprises a groove (15) formed in the male die (5) and the lower die (2), a top block (16) is slidably arranged in the groove (15), a return spring (17) is fixedly connected to the bottom of the top block (16), the other end of the return spring (17) is fixedly connected to the bottom end of the groove (15), a ring (18) is fixedly welded to the bottom end of the top block (16), a limiting ring (19) is fixedly welded to the peripheral wall of the groove (15) above the ring (18), the limiting rings (19) in the four balancing mechanisms are located on the same horizontal plane, and the depth of the groove (15) is greater than the sum of the heights of the top block (16) and the return spring (17).

3. The stretching structure of the automobile seat back panel stretching mold according to claim 1, wherein a collecting box (20) is fixedly installed around the lower mold (2).

4. The stretching structure of the car seat back plate stretching mold as claimed in claim 2, wherein the top end of the top block (16) is fixedly adhered with an anti-slip rubber mat (21), and the upper surface of the anti-slip rubber mat (21) is shaped as a gully.

5. The stretching structure of the automobile seat back plate stretching die as claimed in claim 1, wherein the depth of the square groove (6) is greater than the sum of the heights of the spring block (8), the slide plate (7) and the spring (9).