CN211071302U

CN211071302U - U-shaped bus stretching forming device and system

Info

Publication number: CN211071302U
Application number: CN201921695835.8U
Authority: CN
Inventors: 魏军伟; 魏军良; 崔督林; 张永统; 常发旭
Original assignee: HENAN JIANGHE MACHINERY CO Ltd
Current assignee: HENAN JIANGHE MACHINERY CO Ltd
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-07-24
Anticipated expiration: 2029-10-11

Abstract

The utility model belongs to the technical field of the mould. A U-shaped bus stretching forming device comprises a stretching die, a die body, a die cover and a movable die core, wherein a sinking groove is formed in the stretching die, and a first through hole is formed in the bottom of the sinking groove; the die body is embedded in the sinking groove in a matching way, the middle part of the die body is provided with a second through hole, and the first through hole and the second through hole are oppositely arranged; the die cover is matched, fixed and pressed on the stretching die and the die body; the top of the movable mold core is hinged with the mold cover, and the lower part of the movable mold core is arranged in the second through hole in a matching manner; when the blank is fed, the movable die core reversely warps; when the blank is stretched, the movable mold core is supported and attached to the wall surface of the mold body. Also discloses a U-shaped bus stretching forming system. This application can realize further innovation and the optimization to forming device, when raising the efficiency, reduces technology step, can ensure product quality, improves the utilization ratio of material to reduction in production cost.

Description

U-shaped bus stretching forming device and system

Technical Field

The utility model belongs to the technical field of the mould, concretely relates to U type bus stretch forming device and system.

Background

The U-shaped bus is mainly applied to a medium-voltage electrical intelligent switch cabinet and is a static contact part, a moving contact part is matched with the static contact part, and when the switch is in dynamic and static combination, the moving contact part slides in the groove wall of the static contact U-shaped bus. Along with the development of intelligent electrical equipment, the U-shaped bus of the static contact has a large demand, and therefore, the research and development of high-efficiency and low-cost methods for producing the products are urgent needs of the market.

The processing of U-shaped bus products at the present stage adopts a method of blank extrusion, stretching and machining, the method adopts a traditional mode and has simple process forming, but the efficiency and the material utilization rate in production are lower, and the production cost is higher. The production practice is combined, CAE software is innovatively used for analog calculation, a novel stretch forming device is designed, the original machining process is omitted, and batch production of parts can be achieved.

Disclosure of Invention

The utility model discloses the purpose is to the problem that the aforesaid exists and not enough, provides a U type bus stretch forming device and system, and its assembly structure through mould, die body, the mold core of letter has realized the innovation of the forming process of U type bus product to improve the production efficiency and the material utilization ratio of product.

In order to realize the purpose, the adopted technical scheme is as follows:

a U-shaped bus bar stretch forming device comprises:

the drawing die is provided with a sinking groove, and the bottom of the sinking groove is provided with a first through hole;

the die body is embedded in the sinking groove in a matching manner, a second through hole is formed in the middle of the die body, and the first through hole and the second through hole are oppositely formed;

the die cover is fixedly pressed on the drawing die and the die body in a matching manner; and

the top of the movable mold core is hinged with the mold cover, and the lower part of the movable mold core is arranged in the second through hole in a matching manner;

when the blank is fed, the movable die core reversely warps; and when the blank is stretched, the movable mold core is in supporting fit with the wall surface of the mold body.

According to the utility model discloses U type bus stretch forming device, preferably, movable mold core includes:

a fixed section hinged with the mold cover;

the molding section is correspondingly arranged in the second through hole; and

a middle section disposed between the fixed section and the shaping section.

According to the utility model discloses U type bus stretch forming device, preferably, movable mold core is the L type, the mould is covered and is provided with fixed otic placode, the canned paragraph with fixed otic placode is through round pin hub connection.

According to the utility model discloses U type bus stretch forming device, preferably, the die cover with be provided with the fixed orifices that corresponds between the tensile mould, be provided with fixing bolt in the fixed orifices.

According to the utility model discloses U type bus stretch forming device, preferably, the die cover with be provided with 4~8 fixing bolt between the tensile mould.

According to the utility model discloses U type bus stretch forming device, preferably, movable mold core with be provided with two at least binding faces between the die body, two the binding face is arranged perpendicularly.

According to the utility model discloses U type bus stretch forming device, preferably, tensile mould is the frustum structure.

The application also discloses a U-shaped bus stretching forming system, which comprises the U-shaped bus stretching forming device.

By adopting the technical scheme, the beneficial effects are as follows:

this application overall structure reasonable in design, its design through the assembly structure of tensile mould and die body, the structural design of activity mould core can realize further innovation and the optimization to forming device, is raising the efficiency, when reducing the technology step, can ensure product quality, improves the utilization ratio of material to reduction in production cost.

The utility model provides a movable mould core is through the structural design of many sections for it can satisfy the requirement in different stages, when the blank feed, through movable mould core's opposite direction warpage, makes the blank get into the nib smoothly, and when the tensile operation of blank, movable mould core receives corresponding effort, thereby makes it and die body match laminating shore, and the guarantee is tensile size and tensile precision.

The design of the assembly type structure can further reduce the production cost, and the corresponding material selection and the component performance optimization are carried out according to the action characteristics of different components, so that the assembly type structure is more specific and practical; this application can also be in local part damage back, the maintenance and the maintenance of being more convenient for to reduce cost makes a whole set of forming device keep good working property, realizes high-efficient, stable production operation.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments of the present invention will be briefly described below. The drawings are intended to depict only some embodiments of the invention, and not all embodiments of the invention are limited thereto.

Fig. 1 is a schematic structural diagram of a U-shaped bus stretch forming device according to the embodiment of the present invention.

Fig. 2 is according to the utility model discloses U type bus stretch forming device's sectional structure schematic diagram.

Number in the figure:

100 is a drawing die, 101 is a first through hole, and 102 is a sinking groove;

200 is a die body, and 201 is a second through hole;

300 is a die cover, 301 is a fixed lug plate, and 302 is a pin shaft;

400 is a movable mold core, 401 is a fixed section, 402 is a middle section, 403 is a molding section, and 404 is a binding surface;

reference numeral 500 denotes a fixing bolt.

Detailed Description

The embodiments of the present invention will be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the invention are shown. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art.

In the description of the present invention, it is to be understood that the terms "first," "second," and the like are used for describing various elements of the present invention, and do not denote any order, quantity, or importance, but rather are used to distinguish one element from another.

It should be noted that when an element is referred to as being "connected," "coupled," or "connected" to another element, it can be directly connected, coupled, or connected, but it is understood that intervening elements may be present therebetween; i.e., positional relationships encompassing both direct and indirect connections.

It should be noted that the use of the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items.

It should be noted that terms indicating orientation or positional relationship such as "upper", "lower", "left", "right", and the like, are used only for indicating relative positional relationship, which is for convenience of describing the present invention, and not that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation; when the absolute position of the object to be described is changed, the relative positional relationship may also be changed accordingly.

Referring to fig. 1 and 2, a U-shaped bus bar stretch forming device includes a stretching mold 100, a mold body 200, a mold cover 300 and a movable mold core 400, wherein the stretching mold 100 is provided with a sunken groove 102, the bottom of the sunken groove 102 is provided with a first through hole 101, and the stretching mold is in a frustum structure, that is, the outer circumferential surface of the stretching mold is a conical surface; the die body 200 is embedded in the sinking groove 102 in a matching manner, the middle part of the die body 200 is provided with a second through hole 201, and the first through hole 101 and the second through hole 201 are oppositely arranged; the mold cover 300 is matched, fixed and pressed on the drawing mold 100 and the mold body 200; the top of the movable mold core 400 is hinged with the mold cover 300, and the lower part of the movable mold core 400 is arranged in the second through hole 201 in a matching way; as the blank is fed, the movable die core 400 reverses the warping action; when the blank is drawn, the movable die core 400 is supported and attached to the wall surface of the die body 200.

In this embodiment, specifically, the movable mold core 400 may be divided into a fixed section 401, a molding section 403, and an intermediate section 402 disposed between the fixed section and the molding section, the fixed section 401 is hinged to the mold cover 300, and the molding section 403 is correspondingly disposed in the second through hole 201, in the above structure, the movable mold core 400 is shaped like L, the mold cover 300 is provided with a fixed ear plate 301, the fixed section 401 is connected to the fixed ear plate 301 through a pin 302, and at least two attachment surfaces 404 are disposed between the movable mold core 400 and the mold body 200 in order to protect the stability of the movable mold core during the stretching process, and the two attachment surfaces 404 are disposed vertically.

Further, in order to realize the integral assembly, corresponding fixing holes are formed between the die cover 300 and the drawing die 100, fixing bolts 500 are arranged in the fixing holes, for the specific number, 4-8 fixing bolts can be uniformly distributed and arranged between the die cover and the drawing die in a circumferential manner, and the preferred number of the fixing bolts in this embodiment is four; after the die cover and the drawing die are fixed, the die body is also pressed between the drawing die and the die cover, and the movable die core can ensure the stability of the movable die core in the blank drawing process due to the structural design as shown in the figure.

The application also discloses U type bus stretch forming system, include like foretell U type bus stretch forming device, to other equipment in the molding system, can adopt traditional other equipment can, so do not restatee its concrete structure again, utilize U type bus stretch forming device in this application, can reduce machine and add the process to improve production efficiency, be convenient for realize mass production.

While the above description has described in detail the preferred embodiments for carrying out the invention, it should be understood that these embodiments are presented by way of example only, and are not intended to limit the scope, applicability, or configuration of the invention in any way. The scope of the invention is defined by the appended claims and equivalents thereof. Many modifications may be made to the foregoing embodiments by those skilled in the art in light of the teachings of the present disclosure, and such modifications are intended to be within the scope of the present disclosure.

Claims

1. The utility model provides a U type generating line stretch forming device which characterized in that includes:

2. A U-shaped bus bar stretch-forming apparatus as claimed in claim 1, wherein said movable mold core comprises:

a fixed section hinged with the mold cover;

the molding section is correspondingly arranged in the second through hole; and

a middle section disposed between the fixed section and the shaping section.

3. A U-shaped bus bar stretching forming device as claimed in claim 2, wherein the movable mold core is L-shaped, the mold cover is provided with a fixed lug plate, and the fixed section is connected with the fixed lug plate through a pin shaft.

4. A U-shaped bus bar stretching forming device as claimed in claim 1, wherein corresponding fixing holes are arranged between the die cover and the stretching die, and fixing bolts are arranged in the fixing holes.

5. A U-shaped bus bar stretching forming device as claimed in claim 4, wherein 4-8 fixing bolts are arranged between the die cover and the stretching die.

6. The U-shaped bus bar stretching forming device according to claim 1, wherein at least two abutting surfaces are arranged between the movable mold core and the mold body, and the two abutting surfaces are arranged vertically.

7. A U-shaped bus bar drawing forming device according to claim 1, wherein the drawing die is in a frustum structure.

8. A U-shaped bus bar stretch forming system, characterized by comprising the U-shaped bus bar stretch forming device according to any one of claims 1 to 7.