CN210701899U

CN210701899U - Pipe end forming self-centering flanging die for pipe fittings

Info

Publication number: CN210701899U
Application number: CN201921128043.2U
Authority: CN
Inventors: 苗泉
Original assignee: Zhenjiang Yangming Machinery Manufacturing Co Ltd
Current assignee: Zhenjiang Yangming Machinery Manufacturing Co Ltd
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2020-06-09
Anticipated expiration: 2029-07-17

Abstract

The utility model discloses a pipe fitting pipe end shaping is from centering flanging die, including press, toper flanging die head and self-lubricating subassembly, the axostylus axostyle of press is fixed with the nut cover, be fixed with the self-centering head in the middle of the nut cover, the other end of self-centering head is connected with toper flanging die head, the utility model discloses a through being provided with self-lubricating subassembly in toper flanging die head, the dwang supports the surface position of positioning fixture, dwang rotation drives the slide bar to slide when toper flanging die head moves to the pipe fitting, the slide bar drives the push pedal to move, the push pedal promotes the graphite block to move to the clamp plate, the clamp plate extrudes and breaks the graphite block, then flows into the through-hole along the spout, flows out through the through-hole, the toper flanging die head can not produce the too big resistance when the pipe fitting extrudees with the pipe fitting, effectively improving the quality.

Description

Pipe end forming self-centering flanging die for pipe fittings

Technical Field

The utility model belongs to the technical field of the mould, concretely relates to pipe fitting pipe end takes shape from centering mould that turns over a mouthful.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The element has the name of "industrial mother".

The blank is formed into a tool with a specific shape and size under the action of external force. The method is widely applied to blanking, die forging, cold heading, extrusion, powder metallurgy part pressing, pressure casting and the forming processing of compression molding or injection molding of products such as engineering plastics, rubber, ceramics and the like. The die has a specific contour or cavity shape, and the blank can be separated (blanked) according to the contour shape by applying the contour shape with the cutting edge. The blank can obtain a corresponding three-dimensional shape by using the shape of the inner cavity. The mold generally comprises a movable mold and a fixed mold (or a male mold and a female mold), which can be separated or combined.

The prior art has the following problems: when the existing pipe end forming self-centering flanging die for the pipe fitting is used, a conical flanging die head has no lubricating function, so that the contact friction with a pipeline is increased during processing, the abrasion is caused, and meanwhile, the pipe wall is easy to have traces, so that the quality is reduced.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a pipe fitting pipe end takes shape from centering turn over a mouthful mould has simple structure, has lubricating function, the characteristics of difficult wearing and tearing.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pipe fitting pipe end takes shape from centering turn-ups mould, includes press, toper turn-ups mould head and self-lubricating subassembly, the axostylus axostyle of press is fixed with the nut cover, be fixed with automatic centering head in the middle of the nut cover, the other end of automatic centering head is connected with toper turn-ups mould head, one side of toper turn-ups mould head is provided with positioning fixture, positioning fixture's centre is fixed with the pipe fitting, the inside of toper turn-ups mould head is fixed with self-lubricating subassembly.

Preferably, self-lubricating subassembly includes dwang, slide bar, reset spring, push pedal, graphite block and clamp plate, wherein, the recess is fixed with the push pedal in the middle of the inside of toper turn-ups mould head, the one end of push pedal is connected with the slide bar, and the fixed surface who complains the fox slide bar has reset spring, the opposite side of push pedal is provided with the graphite block, the opposite side of graphite block is provided with the clamp plate, the other end of slide bar is connected with the dwang.

Preferably, through holes are uniformly formed in the surface of one end, close to the pipe fitting, of the conical flanging die head.

Preferably, a sliding groove for graphite block circulation is arranged between the inner part of the conical flanging die head and the through hole.

Preferably, the return spring is in a contracted state in a natural state, and the graphite block is in a solid structure.

Preferably, the rotating rod and the conical flanging die head and the rotating rod and the sliding rod are fixedly connected in a sliding mode.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a be provided with self-lubricating assembly in toper turn-ups mould head, the dwang supports positioning fixture's surface position, the dwang rotates when toper turn-ups mould head removes to the pipe fitting and drives the slide bar and slide, the slide bar drives the push pedal and removes, the push pedal promotes the graphite block and removes to the clamp plate, the clamp plate extrudees the graphite block broken, then flow into the through-hole along the spout, flow through the through-hole, receive the graphite block effect can not produce the resistance when toper turn-ups mould head and pipe fitting extrusion deformation and too big wearing and tearing that cause, the pipe wall is difficult to exist the vestige simultaneously.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is the structural schematic diagram of the self-lubricating assembly of the present invention.

In the figure: 1. a press machine; 2. a nut sleeve; 3. an automatic centering head; 4. a conical flanging die head; 41. a through hole; 5. positioning a clamp; 6. a pipe fitting; 7. a self-lubricating assembly; 71. rotating the rod; 72. a slide bar; 73. a return spring; 74. pushing the plate; 75. graphite blocks; 76. and (7) pressing a plate.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides the following technical solutions: the utility model provides a pipe fitting pipe end takes shape from centering turn-ups mould, including press 1, toper turn-ups mould head 4 and self-lubricating subassembly 7, press 1's axostylus axostyle is fixed with nut cover 2, nut cover 2 middle fixing has automatic centering head 3, automatic centering head 3's the other end is connected with toper turn-ups mould head 4, one side of toper turn-ups mould head 4 is provided with positioning fixture 5, positioning fixture 5's centre is fixed with pipe fitting 6, for the convenience carry out 75 powder discharges of graphite cake, toper turn-ups mould head 4 evenly is provided with through-hole 41 near the one end surface of pipe fitting 6, toper turn-ups mould head 4's inside is fixed with self-lubricating subassembly 7.

The self-lubricating assembly 7 comprises a rotating rod 71, a sliding rod 72, a return spring 73, a push plate 74, a graphite block 75 and a pressure plate 76, wherein, a push plate 74 is fixed in the middle groove inside the conical flanging die head 4, one end of the push plate 74 is connected with a slide rod 72, a reset spring 73 is fixed on the surface of the fox-searching slide rod 72, a graphite block 75 is arranged on the other side of the push plate 74, in order to facilitate the circulation, a sliding groove for the circulation of the graphite block 75 is arranged between the inner part of the conical flanging die head 4 and the through hole 41, for convenient storage, the return spring 73 is in a contraction state in a natural state, the graphite block 75 adopts a solid structure, the other side of the graphite block 75 is provided with a pressing plate 76, the other end of the sliding rod 72 is connected with the rotating rod 71, in order to facilitate automatic extrusion, the rotating rod 71 and the tapered flanging die head 4 and the rotating rod 71 and the sliding rod 72 are fixed through sliding connection.

The utility model discloses a theory of operation and use flow: the utility model discloses during the use, to treat that the pipe fitting 6 of processing is placed fixedly on

positioning fixture

5, 1 work of press promotes the automatic centering head 3 fixed toper turn-ups mould head 4 of 2 one ends of axostylus axostyle removal nut cover and removes the mouth of pipe that supports pipe fitting 6, support positioning fixture 5's surface position through dwang 71, dwang 71 rotates when toper turn-ups mould head 4 removes to pipe fitting 6 and drives slide bar 72 and slide, slide bar 72 drives push pedal 74 and removes, push pedal 74 promotes graphite block 75 and removes to clamp plate 76, clamp plate 76 extrudees graphite block 75 broken, then flow into through-hole 41 along the spout, flow out through-hole 41, receive graphite block 75 effect can not produce the too big wearing and tearing that cause of resistance when toper turn-ups mould head 4 and pipe fitting 6 extrusion deformation like this, be difficult to have the pipe wall vestige simultaneously, effectively improve the quality, moreover.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pipe fitting pipe end is formed from centering flanging die, includes press (1), toper turn-ups mould head (4) and self-lubricating subassembly (7), its characterized in that: the automatic centering device is characterized in that a nut sleeve (2) is fixed on a shaft rod of the press machine (1), an automatic centering head (3) is fixed in the middle of the nut sleeve (2), the other end of the automatic centering head (3) is connected with a conical flanging die head (4), one side of the conical flanging die head (4) is provided with a positioning clamp (5), a pipe fitting (6) is fixed in the middle of the positioning clamp (5), and a self-lubricating assembly (7) is fixed inside the conical flanging die head (4).

2. The pipe fitting pipe end forming self-centering flanging die of claim 1, wherein: self-lubricating subassembly (7) are including dwang (71), slide bar (72), reset spring (73), push pedal (74), graphite piece (75) and clamp plate (76), wherein, recess is fixed with push pedal (74) in the middle of the inside of toper turn-ups mould head (4), the one end of push pedal (74) is connected with slide bar (72), and the fixed surface of telling search fox slide bar (72) has reset spring (73), the opposite side of push pedal (74) is provided with graphite piece (75), the opposite side of graphite piece (75) is provided with clamp plate (76), the other end of slide bar (72) is connected with dwang (71).

3. The pipe fitting pipe end forming self-centering flanging die of claim 1, wherein: through holes (41) are uniformly formed in the surface of one end, close to the pipe fitting (6), of the conical flanging die head (4).

4. The pipe fitting pipe end forming self-centering flanging die of claim 1, wherein: and a sliding groove for the circulation of the graphite block (75) is arranged between the inner part of the conical flanging die head (4) and the through hole (41).

5. The pipe fitting pipe end forming self-centering flanging die of claim 2, wherein: the reset spring (73) is in a contraction state in a natural state, and the graphite block (75) adopts a solid structure.

6. The pipe fitting pipe end forming self-centering flanging die of claim 2, wherein: the rotating rod (71) and the conical flanging die head (4) and the rotating rod (71) and the sliding rod (72) are fixedly connected in a sliding manner.