CN211539224U

CN211539224U - Demoulding structure of television backboard stamping die

Info

Publication number: CN211539224U
Application number: CN201922472289.8U
Authority: CN
Inventors: 周崇礼; 林卫东
Original assignee: Qingdao Haizhifeng Precision Mould Co ltd
Current assignee: Qingdao Haizhifeng Precision Mould Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-22
Anticipated expiration: 2029-12-31

Abstract

The utility model belongs to the technical field of stamping equipment, in particular to a demoulding structure of a stamping die for a television backboard, aiming at the problems of complicated structure and low demoulding efficiency in the prior art, the utility model provides a proposal that the demoulding structure comprises a top plate, the bottom of the top plate is connected with an upper die base in a lifting way, the upper die base is of a hollow structure, the inner wall of the bottom of the upper die base is symmetrically and slidably connected with two sliding columns, the tops of the two sliding columns are respectively provided with a cylindrical sliding hole, the two sliding columns are respectively and slidably connected with the bottom of the top plate, the inner wall of the bottom of the upper die base is symmetrically and fixedly connected with two fixed plates, the other ends of the two fixed plates are respectively and fixedly connected with the inner wall of the top of the upper die base, the two fixed plates are positioned between the two sliding columns, when the upper die base is automatically lifted, a support rod, the effects of simple structure and convenient demoulding are achieved.

Description

Demoulding structure of television backboard stamping die

Technical Field

The utility model relates to a stamping equipment technical field especially relates to a TV set backplate stamping die's demoulding structure.

Background

The press working in the machining is an important place in the processing industry of national economy. The stamping process has the advantages of high precision, good quality, material saving, low cost and the like. The stamping die is a special process equipment for processing materials into parts in cold stamping processing, and can also be called as a cold stamping die. Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation thereof, thereby obtaining a desired part. Meanwhile, in the working process of the stamping die, a good finished product is required to be obtained, and the quality of the demoulding structure plays an important role.

The demolding structure of the television backboard stamping die in the current market is complex in structure and low in demolding mode efficiency when demolding materials, so that the demolding structure of the television backboard stamping die is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that there is the structure complicacy and drawing of patterns mode inefficiency among the prior art, and the demoulding structure of a TV set backplate stamping die who proposes.

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

the utility model provides a TV set backplate stamping die's demoulding structure, includes the roof, and the bottom of roof goes up and down to be connected with the upper die base, and the upper die base is hollow structure, the bottom inner wall symmetry sliding connection of upper die base has two travelers, and the top of two travelers all is equipped with the cylinder slide opening, two travelers all with the bottom sliding connection of roof, two fixed plates of bottom inner wall symmetry fixedly connected with of upper die base, and the other end of two fixed plates all with the top inner wall fixed connection of upper die base, two fixed plates are located between two travelers, two the equal sliding connection in one side that the fixed plate kept away from each other has the slide, and the bottom of upper die base is all run through and extend to the bottom outside of upper die base in one side of two slides, and two slides rotate with adjacent travelers respectively and be connected, two the.

Preferably, a pressure lever penetrates through the top of the top plate, one end of the pressure lever extends to the outer side of the top plate and is connected with a pressure machine, and the other end of the pressure lever extends to the outer side of the bottom of the top plate and is fixedly connected with the top of the upper die holder. The upper die base can be driven to move up and down through the press machine.

Preferably, two through-holes have been seted up to the top symmetry of upper die base, the bottom symmetry of roof is equipped with two spouts, two equal sliding connection has the slide bar in the spout, two the opposite side of slide bar runs through respectively and corresponds the through-hole and extend to the inside of upper die base, two the slide bar is located inside one side of upper die base respectively with one side inner wall sliding connection who corresponds the traveller, two one side that the slide bar is located between roof and the upper die base all rotates and is connected with the pull rod, and two pull rods all rotate with one side of depression bar and be connected. When the pressing rod moves downwards, the two pull rods can respectively drive the corresponding sliding rods to move.

Preferably, the bottom inner wall symmetry fixedly connected with two rolling grooves of upper die base, two the bottom of traveller all rotates and is connected with a plurality of gyro wheels, and a plurality of gyro wheels respectively with two rolling groove roll connections, two one side of traveller all rotates and is connected with the connecting rod, and two connecting rods rotate with one side of adjacent slide respectively and are connected. When the sliding rod moves, the sliding column can be driven to move, so that the sliding plate slides up and down, and the sliding friction force can be reduced through the rollers.

Preferably, two the bottom of slide all is equipped with the recess, and one side inner wall of two recesses respectively with correspond one side sliding connection of branch, two the equal fixedly connected with spring in top of branch, and the other end of two springs all with the top inner wall fixed connection who corresponds the recess, two the bottom of branch all extends to the bottom outside that corresponds the recess and is equipped with the foam-rubber cushion. The material can be elastically separated from the upper die base through the spring, and the spongy cushion can protect the material.

The utility model discloses in, a TV set backplate stamping die's demoulding structure, at first start the press, drive upper die base downstream through the depression bar, drive the slide bar through the pull rod simultaneously and slide in the spout, the slide bar drives the traveller and slides on the groove that rolls when removing, and the slide bar upwards slides in the traveller, can make the slide upwards slide on the fixed plate through the connecting rod when the traveller removes, and make the slide drive branch remove with the same water flat line's in bottom position of upper die base, guaranteed that the upper die base makes branch can not contact the material when exerting pressure the shaping downwards to the material, when the upper die base exerts pressure the back rebound to the material, carry out reverse movement through equal principle, realize drawing of patterns effect.

The supporting rod can be in elastic contact with the material through the spring, and extrusion deformation of the material due to rigid contact is avoided.

The spongy cushion is contacted with the material, so that the material is protected.

The utility model discloses a drive branch downstream when the upper die base is automatic to rise to carry out elastic contact and make it break away from with the upper die base to the material, reached simple structure, the convenient effect of drawing of patterns.

Drawings

Fig. 1 is a schematic view of an overall structure of a demolding structure of a tv backboard stamping die according to the present invention;

fig. 2 is an enlarged view of a portion a of a structure of a mold release structure of a tv backboard stamping mold according to the present invention;

fig. 3 is the utility model provides a TV set backplate stamping die's demoulding structure's upper die base structure stereogram.

In the figure: the device comprises a top plate 1, a pressure rod 2, a press machine 3, an upper die base 4, a through hole 5, a sliding chute 6, a sliding rod 7, a pull rod 8, a sliding column 9, a roller 10, a rolling chute 11, a fixing plate 12, a sliding plate 13, a connecting rod 14, a groove 15, a support rod 16, a spring 17 and a sponge cushion 18.

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.

Example one

Referring to fig. 1-3, a demoulding structure of a television backboard stamping die comprises a top plate 1, wherein the bottom of the top plate 1 is connected with an upper die base 4 in a lifting way, the upper die base 4 is of a hollow structure, the inner wall of the bottom of the upper die base 4 is symmetrically and slidably connected with two sliding columns 9, the tops of the two sliding columns 9 are respectively provided with a cylindrical sliding hole, the two sliding columns 9 are respectively and slidably connected with the bottom of the top plate 1, the inner wall of the bottom of the upper die base 4 is symmetrically and fixedly connected with two fixing plates 12, the other ends of the two fixed plates 12 are fixedly connected with the inner wall of the top of the upper die base 4, the two fixed plates 12 are positioned between the two sliding columns 9, the sides of the two fixed plates 12 far away from each other are both connected with sliding plates 13 in a sliding manner, one sides of the two sliding plates 13 both penetrate through the bottom of the upper die base 4 and extend to the outer side of the bottom of the upper die base 4, and the two sliding plates 13 are respectively and rotatably connected with the adjacent sliding columns 9, and the bottoms of the two sliding plates 13 are both connected with a supporting rod 16 in a sliding manner.

Example two

The improvement is further based on the first embodiment:

the utility model discloses in, depression bar 2 has been run through at the top of roof 1, and the one end of depression bar 2 extends to the outside at 1 top of roof and is connected with pressure machine 3, and the other end of depression bar 2 extend to the outside of 1 bottom of roof and with the top fixed connection of upper die base 4. The upper die holder 4 can be driven to move up and down through the press machine 3.

The utility model discloses in, two through-holes 5 have been seted up to the top symmetry of upper die base 4, the bottom symmetry of roof 1 is equipped with two spouts 6, equal sliding connection has slide bar 7 in two spouts 6, the opposite side of two slide bars 7 runs through the inside that corresponds through-hole 5 and extend to upper die base 4 respectively, two slide bars 7 are located 4 inside one sides of upper die base respectively with one side inner wall sliding connection who corresponds traveller 9, one side that two slide bars 7 are located between roof 1 and the upper die base 4 all rotates and is connected with pull rod 8, and two pull rods 8 all rotate with one side of depression bar 2 and be connected. When the pressure lever 2 moves downwards, the two pull rods 8 can respectively drive the corresponding slide rods 7 to move.

The utility model discloses in, two rolling grooves 11 of bottom inner wall symmetry fixedly connected with of upper die base 4, the bottom of two travelers 9 is all rotated and is connected with a plurality of gyro wheels 10, and a plurality of gyro wheels 10 respectively with two rolling groove 11 roll connections, one side of two travelers 9 is all rotated and is connected with connecting rod 14, and two connecting rods 14 rotate with one side of adjacent slide 13 respectively and be connected. When the sliding rod 7 moves, the sliding column 9 can be driven to move, so that the sliding plate 13 slides up and down, and the friction force of the sliding can be reduced through the roller 10.

The utility model discloses in, the bottom of two slides 13 all is equipped with recess 15, and one side inner wall of two recesses 15 respectively with the one side sliding connection who corresponds branch 16, the equal fixedly connected with spring 17 in top of two branches 16, and the other end of two springs 17 all with the top inner wall fixed connection who corresponds recess 15, the bottom of two branches 16 all extends to the bottom outside that corresponds recess 15 and is equipped with foam-rubber cushion 18. The material can be separated elastically from the upper die base 4 by means of the spring 17 and can be protected by means of the foam-rubber cushion 18.

In the utility model, the press machine 3 is started firstly, the upper die base 4 is driven to move downwards through the pressure lever 2, the slide rod 7 is driven to slide in the sliding groove 6 through the pull rod 8, the slide rod 7 drives the sliding column 9 to slide on the rolling groove 11 while moving, the slide rod 7 slides upwards in the sliding column 9, the sliding resistance of the sliding column 9 can be reduced through the roller 10, the sliding of the sliding column 9 is ensured to be smoother, when the sliding column 9 moves, the slide plate 13 can slide upwards on the fixed plate 12 through the connecting rod 14, and the slide plate 13 drives the strut 16 to move to the position which is the same with the bottom of the upper die base 4 on the same horizontal line, the strut 16 can not contact with materials when the upper die base 4 presses and forms materials downwards, when the upper die base 4 moves upwards after pressing materials, reverse movement is carried out through the same principle, at this time, the slide plate 13 drives the strut 16 to move downwards, and simultaneously acts on the pressed material to separate the pressed material from the bottom of the upper die base 4, so that the demoulding effect is realized, the supporting rod 16 can be in elastic contact with the material through the spring 17, the extrusion deformation of the material caused by rigid contact is avoided, and the material is protected through the contact of the spongy cushion 18 and the material.

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. A demoulding structure of a television backboard stamping die comprises a top plate, wherein the bottom of the top plate is connected with an upper die holder in a lifting way, the upper die holder is of a hollow structure, it is characterized in that the inner wall of the bottom of the upper die holder is symmetrically and slidably connected with two sliding columns, the tops of the two sliding columns are respectively provided with a cylindrical sliding hole, the two sliding columns are respectively and slidably connected with the bottom of the top plate, the inner wall of the bottom of the upper die holder is symmetrically and fixedly connected with two fixed plates, the other ends of the two fixed plates are fixedly connected with the inner wall of the top of the upper die base, the two fixed plates are positioned between the two sliding columns, the sides of the two fixed plates, which are far away from each other, are both connected with sliding plates in a sliding manner, one sides of the two sliding plates penetrate through the bottom of the upper die base and extend to the outer side of the bottom of the upper die base, and the two sliding plates are respectively and rotatably connected with the adjacent sliding columns, and the bottoms of the two sliding plates are both connected with supporting rods in a sliding manner.

2. The mold release structure of claim 1, wherein a press rod is disposed through the top of the top plate, one end of the press rod extends to the outside of the top plate and is connected to a press machine, and the other end of the press rod extends to the outside of the bottom of the top plate and is fixedly connected to the top of the upper mold base.

3. The demolding structure of the television set backboard stamping die according to claim 1, wherein the top of the upper die base is symmetrically provided with two through holes, the bottom of the top plate is symmetrically provided with two sliding grooves, two sliding rods are slidably connected in the two sliding grooves, the other sides of the two sliding rods respectively penetrate through the corresponding through holes and extend to the inside of the upper die base, one sides of the two sliding rods, which are positioned in the inside of the upper die base, are respectively slidably connected with the inner wall of one side of the corresponding sliding column, one sides of the two sliding rods, which are positioned between the top plate and the upper die base, are respectively rotatably connected with a pull rod, and the two pull rods are respectively rotatably connected with one side of.

4. The demolding structure of the television set backboard stamping die according to claim 1, wherein two rolling grooves are symmetrically and fixedly connected to the inner wall of the bottom of the upper die base, a plurality of rollers are rotatably connected to the bottoms of the two sliding columns, the plurality of rollers are respectively in rolling connection with the two rolling grooves, a connecting rod is rotatably connected to one side of each of the two sliding columns, and the two connecting rods are respectively in rotating connection with one side of an adjacent sliding plate.

5. The demolding structure of the television set backboard stamping die according to claim 1, wherein the bottoms of the two sliding plates are provided with grooves, one side inner walls of the two grooves are respectively connected with one side of the corresponding supporting rod in a sliding manner, the tops of the two supporting rods are fixedly connected with springs, the other ends of the two springs are fixedly connected with the top inner walls of the corresponding grooves, and the bottoms of the two supporting rods extend to the outer sides of the bottoms of the corresponding grooves and are provided with sponge pads.