CN210023521U

CN210023521U - Composite pipe flanging withholding joint processing equipment

Info

Publication number: CN210023521U
Application number: CN201920580480.1U
Authority: CN
Inventors: 王元臣
Original assignee: Jinan Xiangyuan Mechanical And Electrical Equipment Co Ltd
Current assignee: Jinan Xiangyuan Mechanical And Electrical Equipment Co Ltd
Priority date: 2019-04-26
Filing date: 2019-04-26
Publication date: 2020-02-07
Anticipated expiration: 2029-04-26

Abstract

The utility model provides a compound pipe turn-ups withhold and connect processing equipment for the turn-ups withhold of compound pipe tip processing reinforcing connects. The device comprises a frame, a buckling mould, an end face forming mould, a guide unit and a power cylinder; one side of the frame is provided with a buckling mould, and the other side of the frame is provided with a power cylinder; the guide unit is arranged on the frame; the end face forming die is arranged on the sliding plate, and the sliding plate can move along the guide unit after being pushed by the power cylinder; the buckling and pressing die comprises a joint reinforcing part, a joint reinforcing part jacking die, more than one transition die and a buckling and pressing die, the buckling and pressing die has the same number as the transition die, the joint reinforcing part is sleeved on the composite pipe, the joint reinforcing part jacking die is arranged at the end part of the composite pipe and connected with the joint reinforcing part, the joint reinforcing part is also connected with the buckling and pressing die, the transition die is arranged on the rack and connected with the buckling and pressing die, and the end face forming die comprises a joint forming bottom die, a joint forming core die and a pipe end expansion die which are sequentially connected.

Description

Composite pipe flanging withholding joint processing equipment

Technical Field

The utility model relates to a compound pipe processing equipment, concretely relates to compound pipe turn-ups withhold and connect processing equipment for the turn-ups withhold that compound pipe tip processed out the reinforcing connects.

Background

At present, the known composite pipes are connected by electric melting or hot melting. The above connections cannot meet working pressures above 1.6 Mpa. The reinforced flanging buckling connection is adopted, and the connection requirement of the composite pipe with the pressure of more than 1.6Mpa can be met.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a compound pipe turn-ups withhold and connect processing equipment for compound pipe tip processes out the turn-ups withhold of reinforcing and connects.

The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:

a composite pipe flanging and buckling joint processing device comprises a rack, a buckling mould, an end face forming mould, a guide unit and a power cylinder; one side of the frame is provided with a buckling mould, and the other side of the frame is provided with a power cylinder; the guide unit is arranged on the frame; the end face forming die is arranged on the sliding plate, and the sliding plate can move along the guide unit after being pushed by the power cylinder; the buckling and pressing die comprises a joint reinforcing part, a joint reinforcing part jacking die, more than one transition die and a buckling and pressing die, the buckling and pressing die has the same number as the transition die, the joint reinforcing part is sleeved on the composite pipe, the joint reinforcing part jacking die is arranged at the end part of the composite pipe and connected with the joint reinforcing part, the joint reinforcing part is also connected with the buckling and pressing die, the transition die is arranged on the rack and connected with the buckling and pressing die, and the end face forming die comprises a joint forming bottom die, a joint forming core die and a pipe end expansion die which are sequentially connected.

The composite pipe flanging withholding joint processing equipment adopts the preferred scheme that the transition die comprises a first transition die and a second transition die which are matched through conical surfaces, the first transition die is arranged on the frame, the withholding die comprises a first withholding die and a second withholding die which are matched through conical surfaces, the first transition die, the second transition die, the first withholding die and the second withholding die are all provided with composite pipe through holes, and the first withholding die and the second withholding die are of a half-and-half structure.

The composite pipe flanging and crimping connector processing equipment is preferably characterized in that a sliding plate is provided with a mold positioning shaft, a connector forming bottom mold, a connector forming core mold and a pipe end opening expanding mold are provided with center holes, and the connector forming bottom mold, the connector forming core mold and the pipe end opening expanding mold penetrate through the mold positioning shaft and are arranged on the sliding plate.

The composite pipe flanging withholding joint processing equipment has the preferred scheme that the excircle of the pipe end expansion die is of a conical structure with arc transition.

According to the preferable scheme of the composite pipe flanging and crimping connector processing equipment, the connector reinforcing part is pushed into the mold and is provided with a stepped hole, and the stepped hole is formed by a composite pipe hole matched with the outer diameter of the composite pipe and a positioning shaft hole matched with the positioning shaft of the mold.

According to the preferable scheme of the composite pipe flanging and crimping joint processing equipment, the frame comprises a front stress plate, a rear stress plate and a base, and the front stress plate and the rear stress plate are arranged on the base at intervals in parallel.

The optimized scheme of the composite pipe flanging and crimping joint processing equipment is that the guide unit comprises a guide rod and a guide sleeve matched with the guide rod, external threads are arranged at two ends of the guide rod, and two ends of the guide rod penetrate through the front stress plate and the rear stress plate and are fixed through nuts.

The utility model has the advantages that: the forward or backward movement of the power cylinder drives the buckling mold and the end face forming mold to be matched, and the reinforced flanging buckling and pressing joint is processed at the pipe end part of the composite pipe, so that the connection strength of the composite pipe reaches the strength of the pipe body, and the service pressure of the composite pipe is increased to be more than 1.6 Mpa.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

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

fig. 2 is a cross-sectional view of a transition die of the present invention;

fig. 3 is a front view of a transition die of the present invention;

fig. 4 is a sectional view of a first crimping die of the present invention;

fig. 5 is a front view of a first crimping die of the present invention;

fig. 6 is a sectional view of a second crimping die of the present invention;

fig. 7 is a front view of a second crimping die of the present invention;

fig. 8 is a sectional view of the end expanding die of the middle pipe of the present invention;

fig. 9 is a sectional view of a molding die for an end face of a middle joint according to the present invention;

fig. 10 is a cross-sectional view of the middle joint reinforcement ejector die of the present invention;

fig. 11 is a front view of the center joint reinforcement push die of the present invention.

In the drawing, 1, a composite pipe, 2, a nut, 3, a front stress plate, 4, a first transition die, 5, a second transition die, 6, a first crimping die, 7, a second crimping die, 8, a joint reinforcing piece, 9, a joint reinforcing piece jacking die, 10, a guide rod, 11, a rear stress plate, 12, a power cylinder, 13, a power cylinder piston connecting plate, 14, a power cylinder piston connecting bolt, 15, a sliding plate, 16, a joint forming bottom die, 17, a joint forming core die, 18, a pipe end expansion die, 19, a die positioning shaft and 20, and a base.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

A composite pipe flanging withholding joint processing device comprises a frame, a withholding die, an end face forming die, a guide unit and a power cylinder 12; the rack comprises a front stress plate 3, a rear stress plate 11 and a base 20, wherein the front stress plate 3 and the rear stress plate 11 are arranged on the base 20 at intervals in parallel; a buckling mould is arranged on the front stress plate 3, and a power cylinder 12 is arranged on the rear stress plate 11; the guide unit is arranged on the frame and comprises a guide rod 10 and a guide sleeve matched with the guide rod 10, external threads are arranged at two ends of the guide rod 10, and two ends of the guide rod 10 penetrate through the front stress plate 3 and the rear stress plate 11 and are fixed through nuts 2; the end face forming die is arranged on a sliding plate 15, and the sliding plate 15 can move along the guide unit by being pushed by a power cylinder 12; the mould of withholding includes joint reinforcement 8, joint reinforcement advances mould 9, more than one transition mould and withholds the mould, withhold the mould and with the same figure of transition mould, joint reinforcement 8 covers on the composite tube, joint reinforcement advances mould 9 and sets up at the composite tube tip and is connected with joint reinforcement 8, joint reinforcement 8 still connects the mould of withholding, the transition mould sets up in the frame and links to each other with the mould of withholding, the terminal surface forming die is including the joint shaping die block 16, joint shaping mandrel 17 and the pipe end mouth mould 18 that expands that connect gradually.

The transition die comprises a first transition die 4 and a second transition die 5 which are matched through conical surfaces, the first transition die 4 is arranged on the frame, and the inner and outer circles of the first transition die 4 and the second transition die 5 are processed with conicity with reference to fig. 2 and 3. When the equipment processing specifications are more and the caliber difference range of the pipe is large, more specification transition dies can be used.

Referring to fig. 4, 5, 6 and 7, the crimping dies include a first crimping die 6 and a second crimping die 7 which are matched by a tapered surface, and the external taper of the second crimping die 7 is the same as the internal taper of the first crimping die 6.

The embodiment of the utility model provides an in, first transition mould 4, second transition mould 5, first withhold mould 6 and second withhold mould 7 and all be equipped with compound pipe and perforate, for convenient joint processing accomplish after with compound pipe shift out equipment first withhold mould 6 for half-and-half formula structure, for convenient shift out equipment second after tubular product processing withhold mould 7 also for half-and-half formula structure.

The sliding plate 15 is provided with a mold positioning shaft 19, the joint forming bottom mold 16, the joint forming core mold 17 and the pipe end expansion mold 18 are provided with central holes, the joint forming bottom mold 16, the joint forming core mold 17 and the pipe end expansion mold 18 penetrate through the mold positioning shaft 19 and are arranged on the sliding plate, the sliding plate 15 is connected with the power cylinder piston connecting plate 13 through a power cylinder piston connecting bolt 14, and the power cylinder piston connecting plate 13 is connected with the piston end of the power cylinder. Referring to fig. 9, the joint forming bottom mold 16 and the joint forming core mold 17 together form a joint end surface forming mold, which is used for pressing the bell mouth at the end of the composite pipe into a flat end surface to complete the whole joint processing process. In order to process the end faces of the pipes with different wall thicknesses, the outer diameter of the joint forming core die 17 needs to be determined according to the wall thickness of the composite pipe 1.

Referring to fig. 8, the outer circle of the tube end expansion die 18 is a conical structure with a circular arc transition. The end part of the steel wire and fiber reinforced plastic composite pipe 1 is processed into a bell mouth shape.

Referring to fig. 10 and 11, the joint reinforcement member pushing die 9 is used for transmitting the pushing force transmitted from the sliding plate 15 to the joint reinforcement member 8, so that the joint reinforcement member 8 is pressed into the inner circle of the second crimping die 7, and the joint reinforcement member pushing die 9 has a stepped hole which is formed by a composite pipe hole matched with the outer diameter of the composite pipe and a positioning shaft hole matched with the die positioning shaft 19.

A method for processing a composite pipe joint by using the composite pipe flanging and buckling joint processing equipment comprises the following steps:

when the joint is processed, the composite pipe 1, the joint reinforcing piece 8 and the joint reinforcing piece jacking die 9 are placed in the inner circle of the second buckling and pressing die 7; the power cylinder 12 pushes the sliding plate 15 to move forward, pushes the joint reinforcement jacking die 9 to act, and jacks the joint reinforcement 8 into the second buckling and pressing die 7, so that the buckling and pressing process of the joint reinforcement 8 is completed.

Then, the joint reinforcement member jacking die 9 is removed, and the front end of the composite pipe 1 is heated to a softened state; the power cylinder 12 pushes the sliding plate 15 and the pipe end expansion die 18 to advance, and the front end of the composite pipe 1 is expanded into a bell mouth; and then the pipe end expansion die 18 is moved away, the joint forming bottom die 16 and the joint forming core die 17 are pushed to move forward, and the bell mouth at the front end of the composite pipe 1 is pressed to be flat, so that the processing process of the joint is completed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a compound pipe turn-ups withhold and connect processing equipment which characterized in that: comprises a frame, a buckling mould, an end face forming mould, a guide unit and a power cylinder (12); one side of the frame is provided with a buckling mould, and the other side of the frame is provided with a power cylinder (12); the guide unit is arranged on the frame; the end face forming die is arranged on a sliding plate (15), and the sliding plate (15) can move along the guide unit under the pushing of a power cylinder (12); the mould of withholding includes joint reinforcing member (8), joint reinforcing member advances mould (9), more than one transition mould and withholds the mould, withhold the mould and with the same figure of transition mould, joint reinforcing member (8) cover is on compound pipe, joint reinforcing member advances mould (9) and sets up at compound pipe end and is connected with joint reinforcing member (8), withhold the mould in joint reinforcing member (8) still connection, the transition mould sets up in the frame and links to each other with the mould of withholding, the terminal surface forming mould is including the joint shaping die block (16) that connects gradually, joint shaping mandrel (17) and the bloated bush of pipe end (18).

2. The composite tube flanging and crimping connector processing equipment as claimed in claim 1, characterized in that: the transition mould includes through conical surface complex first transition mould (4) and second transition mould (5), first transition mould (4) set up in the frame, withhold the mould and include that mould (6) are withheld through conical surface complex first withholding mould (6) and second withholding mould (7), first transition mould (4), second transition mould (5), first withholding mould (6) and second withhold mould (7) and all are equipped with the compound pipe and perforate, and first withholding mould (6) and second withhold mould (7) and be half-and-half structure.

3. The composite tube flanging and crimping connector processing equipment as claimed in claim 1, characterized in that: a mould positioning shaft (19) is arranged on the sliding plate (15), central holes are formed in the joint forming bottom mould (16), the joint forming core mould (17) and the pipe end expansion mould (18), and the joint forming bottom mould (16), the joint forming core mould (17) and the pipe end expansion mould (18) penetrate through the mould positioning shaft (19) and are arranged on the sliding plate.

4. The composite tube flanging and crimping connector processing equipment as claimed in claim 3, characterized in that: the excircle of the pipe end expansion die (18) is of a conical structure with arc transition.

5. The composite tube flanging and crimping connector processing equipment as claimed in claim 3, characterized in that: the joint reinforcement jacking die (9) is provided with a stepped hole, and the stepped hole is formed by a composite tube hole matched with the outer diameter of the composite tube and a positioning shaft hole matched with the die positioning shaft (19).

6. The composite pipe flanging and crimping joint processing equipment as claimed in any one of claims 1 to 5, characterized in that: the frame includes preceding atress board (3), back atress board (11) and base (20), and preceding atress board (3) and back atress board (11) parallel interval set up on base (20).

7. The composite tube flanging and crimping connector processing equipment as claimed in claim 6, characterized in that: the guide unit comprises a guide rod (10) and a guide sleeve matched with the guide rod (10), external threads are arranged at two ends of the guide rod (10), and two ends of the guide rod (10) penetrate through the front stress plate (3) and the rear stress plate (11) and are fixed through nuts.