CN215543927U

CN215543927U - Bending machine die

Info

Publication number: CN215543927U
Application number: CN202120767614.8U
Authority: CN
Inventors: 杨晓磊; 杨思锋
Original assignee: Anhui Wuyang Machine Tool Manufacturing Co ltd
Current assignee: Anhui Wuyang Machine Tool Manufacturing Co ltd
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2022-01-18
Anticipated expiration: 2031-04-14

Abstract

The utility model relates to the technical field of bending machine dies, in particular to a bending machine die which comprises a die and a demolding mechanism. The die designed by the utility model comprises a lower die and an upper die, wherein the upper surface of the lower die is provided with the gasket, and the minimum gap between the lower die and the upper die can be adjusted by increasing or decreasing the gasket, so that the die is suitable for plates with different thicknesses and types. The demoulding mechanism of design includes fixed plate and stripper rod, and fixed plate and stripper rod adopt spout structural connection, and simple structure is convenient for change stripper rod. Meanwhile, the limiting block for assisting in fixing the demoulding rod is provided with anti-skidding lines, so that the demoulding rod can be prevented from sliding and shaking in the working process.

Description

Bending machine die

Technical Field

The utility model relates to the technical field of bending machine dies, in particular to a bending machine die.

Background

The bending machine mould is a tool for forming and processing the plate material by the bending machine, the tool is composed of various parts, different moulds are composed of different parts, the processing of the appearance of an article is realized mainly by changing the physical state of the formed material, and the bending machine mould is used for enabling a blank to be a tool for forming a finished piece with a specific shape and a specific size under the action of the pressure of the bending machine.

However, in the operation process of the existing bending machine die, the thicknesses of different plate types have great difference, and the bending machine die needs to be adjusted according to different plate thicknesses. In the plate pressing process, some plates made of softer materials may be adhered to the die, and for this situation, although some bending machine dies have been designed with demolding mechanisms, the demolding mechanisms are relatively complex, and the production cost and the maintenance cost are increased.

Therefore, there is a need for upgrades and modifications to existing bender molds to overcome existing problems and deficiencies.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings of the prior art, the present invention provides a bending machine die.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a bender mould, includes mould and demoulding mechanism, the mould includes the bed die, and bed die upper surface array distributes has four double-screw bolts, and the symmetry is provided with a plurality of gaskets on the double-screw bolt on left side and the right side, and it has two parallel distribution's first through-hole to open on the gasket, and first through-hole and double-screw bolt cooperation, gasket top are provided with the nut, and the bed die top is provided with the mould, goes up the mould and opens the second through-hole that has two parallel distribution, goes up the mould top and is provided with demoulding mechanism.

Further, demoulding mechanism is including setting up the mounting panel in last mould top, and the side that the mounting panel is close to last mould is fixed with the pneumatic cylinder, the end and the last mould fixed connection of pneumatic cylinder output are provided with the fixed plate between pneumatic cylinder and the last mould, and the fixed plate is fixed on the mounting panel, and the fixed plate below is provided with two stripper bars of parallel distribution.

Furthermore, the fixed plate is provided with a center hole, the center hole is connected with the output end of the hydraulic cylinder in a sliding mode, two first grooves which are symmetrically distributed are formed in two sides of the center hole, two second grooves which are symmetrically distributed are formed in the side face of each first groove, and a third groove is formed in one side, away from the demolding rod, of each first groove.

Furthermore, the end of the demoulding rod close to the fixing plate is provided with two limiting blocks which are symmetrically distributed, the limiting blocks are matched with the second grooves, and anti-skid grains are arranged on one side, away from the fixing plate, of the limiting blocks.

The utility model has the beneficial effects that:

1. the die designed by the utility model comprises a lower die and an upper die, wherein the upper surface of the lower die is provided with the gasket, and the minimum gap between the lower die and the upper die can be adjusted by increasing or decreasing the gasket, so that the die is suitable for plates with different thicknesses and types.

2. The demoulding mechanism comprises a fixing plate and a demoulding rod, wherein the fixing plate and the demoulding rod are connected by adopting a sliding groove structure, and the demoulding mechanism is simple in structure and convenient to replace the demoulding rod. Meanwhile, the limiting block for assisting in fixing the demoulding rod is provided with anti-skidding lines, so that the demoulding rod can be prevented from sliding and shaking in the working process.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings without creative efforts;

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

FIG. 2 is an exploded schematic view of a mold;

FIG. 3 is an exploded schematic view of the demolded part;

fig. 4 is a schematic cross-sectional view of a fixation plate.

The reference numbers in the figures illustrate:

1. a mold; 11. a lower die; 111. a stud; 112. a gasket; 1121. a first through hole; 113. a nut; 12. an upper die; 121. a second through hole; 2. a demolding mechanism; 21. mounting a plate; 22. a hydraulic cylinder; 23. a fixing plate; 231. a central bore; 232. a first groove; 233. a second groove; 234. a third groove; 24. a stripper bar; 241. a limiting block; 2411. and (4) anti-skid lines.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

A bending machine die comprises a die 1 and a demolding mechanism 2. As shown in fig. 1 and 2, the mold 1 includes a lower mold 11, four studs 111 are distributed on an upper surface of the lower mold 11 in an array manner, a plurality of spacers 112 are symmetrically arranged on the studs 111 on the left side and the right side, two first through holes 1121 are formed in the spacers 112 and distributed in parallel, and the first through holes 1121 are matched with the studs 111. A nut 113 is arranged above the gasket 112, an upper die 12 is arranged above the lower die 11, the upper die 12 is provided with two second through holes 121 which are distributed in parallel, and a demoulding mechanism 2 is arranged above the upper die 12. According to the actual production situation, the gap between the lower die 11 and the upper die 12 can be changed by adjusting the number of the gaskets 112, so that the die is suitable for bending plates with different thicknesses.

As shown in fig. 1, 3 and 4, the demolding mechanism 2 includes a mounting plate 21 disposed above the upper mold 12, a hydraulic cylinder 22 is fixed to a side surface of the mounting plate 21 close to the upper mold 12, and a tip of an output end of the hydraulic cylinder 22 is fixedly connected to the upper mold 12. A fixing plate 23 is arranged between the hydraulic cylinder 22 and the upper die 12, the fixing plate 23 is fixed on the mounting plate 21, two demoulding rods 24 which are distributed in parallel are arranged below the fixing plate 23, a central hole 231 is formed in the fixing plate 23, the central hole 231 is in sliding connection with the output end of the hydraulic cylinder 22, two first grooves 232 which are distributed symmetrically are formed in two sides of the central hole 231, two second grooves 233 which are distributed symmetrically are formed in the side surface of each first groove 232, and a third groove 234 is formed in one side, far away from the demoulding rods 24, of each first groove 232. One end of the demolding rod 24 close to the fixing plate 23 is provided with two symmetrically distributed limiting blocks 241, the limiting blocks 241 are matched with the second groove 233, and one side of the limiting blocks 241 far away from the fixing plate 23 is provided with anti-slip threads 2411. The demolding rod 24 with different lengths can be replaced according to actual conditions in work, the limiting block 241 on the demolding rod 24 is inserted into the fixing plate 23 along the second groove 233, when the limiting block 241 enters the third groove 234, the demolding rod 24 is rotated, the limiting block 241 is clamped in the third groove 234, and the anti-slip patterns 2411 on the limiting block 241 can prevent the demolding rod 24 from shaking in the working process.

In operation, the number of the spacers 112 is adjusted according to the actual thickness of the sheet material, the gap between the lower die 11 and the upper die 12 is adjusted to a proper value, and the ejector pin having a proper length is replaced. The sheet is fed into the lower die 11, and the hydraulic cylinder 22 is driven to press the upper die 12 downward, thereby completing the bending of the sheet. When the hydraulic cylinder 22 drives the upper die 12 to move upwards, if the plate is adhered to the upper die 12, the stripping rod 24 can push the plate open through the central hole 231 along with the upward movement of the upper die 12, so that the stripping is completed without manual operation.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The utility model provides a bender mould, includes mould (1) and demoulding mechanism (2), a serial communication port, mould (1) includes bed die (11), bed die (11) upper surface array distributes has four double-screw bolts (111), the symmetry is provided with a plurality of gaskets (112) on double-screw bolt (111) on left side and right side, it has two parallel distribution's first through-hole (1121) to open on gasket (112), first through-hole (1121) and double-screw bolt (111) cooperation, gasket (112) top is provided with nut (113), bed die (11) top is provided with mould (12), it has two parallel distribution's second through-hole (121) to open in mould (12), it is provided with demoulding mechanism (2) to go up mould (12) top.

2. The bending machine die according to claim 1, wherein the demolding mechanism (2) comprises a mounting plate (21) arranged above the upper die (12), a hydraulic cylinder (22) is fixed on the side surface, close to the upper die (12), of the mounting plate (21), the tail end of the output end of the hydraulic cylinder (22) is fixedly connected with the upper die (12), a fixing plate (23) is arranged between the hydraulic cylinder (22) and the upper die (12), the fixing plate (23) is fixed on the mounting plate (21), and two demolding rods (24) distributed in parallel are arranged below the fixing plate (23).

3. The bending machine die according to claim 2, wherein the fixing plate (23) is provided with a central hole (231), the central hole (231) is slidably connected with the output end of the hydraulic cylinder (22), two first grooves (232) are symmetrically distributed on two sides of the central hole (231), two second grooves (233) are symmetrically distributed on the side surface of each first groove (232), and a third groove (234) is formed on the side of each first groove (232) far away from the stripper rod (24).

4. The bending machine die according to claim 3, wherein two symmetrically distributed limiting blocks (241) are arranged at one end of the demolding rod (24) close to the fixing plate (23), the limiting blocks (241) are matched with the second groove (233), and anti-skid grains (2411) are formed on one side of the limiting blocks (241) far away from the fixing plate (23).