CN112517690A

CN112517690A - Cold pressing elbow machining device

Info

Publication number: CN112517690A
Application number: CN202011128343.8A
Authority: CN
Inventors: 祝晓东; 杨志伟; 王晓; 李岩; 方红卫; 郑亚生; 俞晨曦; 胡志刚
Original assignee: Zhejiang Zhonggong Petrochemical Equipment Co ltd
Current assignee: Zhejiang Zhonggong Petrochemical Equipment Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-03-19
Anticipated expiration: 2040-10-21
Also published as: WO2022083144A1; CN112517690B

Abstract

The invention discloses a cold-pressing pipe bending device, which comprises a propelling part, a pipe bending part and a guiding part, wherein the propelling part is matched with the pipe bending part, the guiding part is matched with the pipe bending part, the pipe bending part comprises a rotating disc, a rotating shaft and a supporting plate, the rotating shaft is arranged on the central axis of the rotating disc and is matched with the rotating disc, the supporting plate is arranged on one side of the rotating disc and is matched with the rotating disc, the supporting plate comprises an arc-shaped plate, a connecting bracket, a movable shaft and a telescopic rod, the arc-shaped plate is matched with the rotating disc, the connecting bracket is connected with the movable shaft and the arc-shaped plate, the telescopic rod is connected with the movable shaft, the structure of the processing device is improved on the basis of the prior art, the arc-shaped plate, the connecting bracket and the telescopic rod are utilized, so that the guiding part can process raw material pipelines with different diameters, the application range of the processing device is enlarged, and, thereby achieving the purpose of improving the application range of the processing device.

Description

Cold pressing elbow machining device

Technical Field

The invention relates to the technical field of pipe bending, in particular to a cold-pressing pipe bending device.

Background

In the prior art, a three-point method is mostly adopted for processing during the pipe bending process, but in the processing process, the processing device cannot be adjusted according to the wall thickness of the bent pipe, so that the bent pipes with different diameters cannot be processed.

Disclosure of Invention

The invention provides a cold-pressing bent pipe machining device, which aims to solve the problem that bent pipes with different diameters cannot be machined due to the fact that a machining device in the prior art cannot be adjusted according to the wall thickness of the bent pipe.

The utility model provides a cold pressing elbow machining device, is including advancing piece, elbow fitting and guide, advance the piece with elbow fitting mutually supports, and set up in one side of elbow fitting, the guide set up in elbow fitting's opposite side, and with elbow fitting cooperatees, elbow fitting includes rolling disc, axis of rotation and supports and holds the board, the axis of rotation set up in on the center axis of rolling disc, and with the rolling disc is mutually supported, support hold the board set up in one side of rolling disc, and with the rolling disc is mutually supported, support and hold the board and include arc, linking bridge, loose axle and telescopic link, the arc with the rolling disc cooperatees, linking bridge connects the loose axle with the arc, the telescopic link with the loose axle is connected.

The rotating disc comprises a disc body and reinforcing ribs, the disc body is arranged on the upper side and the lower side of the rotating shaft and fixedly connected with the rotating shaft, and the reinforcing ribs are arranged inside the disc body.

The guide piece comprises a supporting seat, an arc-shaped inner core, a guide seat, an adjusting rod and a fixing rod, the supporting seat is fixedly connected with the arc-shaped inner core and is located at one end of the arc-shaped inner core, the other end of the arc-shaped inner core is matched with the rotating disc, the guide seat is fixedly connected with one end of the adjusting rod, and the other end of the adjusting rod is rotatably connected with the fixing rod.

The guide seat comprises two opposite clamping claws, an adjusting screw rod and a connecting base, the connecting base is connected with the adjusting screw rod in a sliding mode and fixedly connected with the adjusting rod, and the two clamping claws are located on two sides of the adjusting screw rod respectively and are in threaded connection with the adjusting screw rod.

Wherein, adjusting screw includes the screw rod body of rod, thread bush and twist grip, the screw rod body of rod with twist grip fixed connection, and be located adjusting screw's one end, the screw rod body of rod runs through adjusting screw, and is located adjusting screw's the other end, thread bush cover is located the both sides of the screw rod body of rod, and respectively with gripper jaw fixed connection.

The adjusting screw rod is also provided with a forward thread and a reverse thread, and the forward thread and the reverse thread are both positioned on the screw rod body and are respectively matched with the thread sleeve.

The invention has the beneficial effects that: on prior art's basis, improve processingequipment's structure, utilize arc, linking bridge and telescopic link to make the guide can process the former pipeline of different diameters, thereby promote processingequipment's application scope, and the loose axle is used for controlling the crooked degree of arc and return bend spare, thereby reaches the purpose that promotes processingequipment application scope.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic top view of a cold-pressing pipe bending device according to the present invention.

Fig. 2 is a partial side view schematic diagram of a cold-pressing pipe bending device of the invention.

Fig. 3 is a schematic structural diagram of a guide seat, a fixing rod and an adjusting rod of the cold-pressing pipe bending device.

Fig. 4 is a schematic structural diagram of a pushing base plate of the cold-pressing pipe bending device.

Fig. 5 is a schematic structural diagram of a support seat and an arc-shaped inner core of the cold-pressing pipe bending device.

10-propelling part, 20-elbow part, 30-guiding part, 11-propelling bottom plate, 12-cylinder, 13-propelling shaft, 21-rotating disc, 22-rotating shaft, 23-holding plate, 31-supporting seat, 32-arc inner core, 33-guiding seat, 34-adjusting rod, 35-fixing rod, 111-plate body, 112-fastening plate, 211-disc body, 212-reinforcing rib, 231-arc plate, 232-connecting bracket, 233-movable shaft, 234-telescopic rod, 331-clamping claw, 332-adjusting screw, 333-connecting base, 334-screw rod body, 335-thread sleeve, 336-rotating handle, 337-forward thread and 338-reverse thread.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 5, the present invention provides a technical solution:

a cold-pressing pipe bending device comprises a propelling piece 10, a pipe bending piece 20 and a guide piece 30, wherein the propelling piece 10 is matched with the pipe bending piece 20, and is provided at one side of the elbow part 20, the guide 30 is provided at the other side of the elbow part 20, and is matched with the elbow part 20, the elbow part 20 comprises a rotating disc 21, a rotating shaft 22 and a propping plate 23, the rotating shaft 22 is arranged on the central axis of the rotating disc 21, and is mutually matched with the rotating disc 21, the abutting plate 23 is arranged at one side of the rotating disc 21, and is mutually matched with the rotating disc 21, the abutting plate 23 comprises an arc-shaped plate 231, a connecting bracket 232, a movable shaft 233 and a telescopic rod 234, the arc-shaped plate 231 is matched with the rotating disc 21, the connecting bracket 232 is connected with the movable shaft 233 and the arc-shaped plate 231, and the telescopic rod 234 is connected with the movable shaft 233.

In this embodiment, a bottom plate is disposed outside the processing apparatus, the pushing member 10 is configured to push a raw material pipeline, the elbow member 20 is configured to bend the raw material pipeline, the guiding member 30 is configured to determine a bending degree of a bent pipe, so that the bent pipe can reach a use duration, the rotating disc 21 is driven by the rotating shaft 22 to rotate, the rotating shaft 22 is externally connected with a driving device to rotate, the abutting plate 23 is configured to cooperate with the rotating disc 21 to determine the bending degree of the raw material pipeline, the arc plate 231 cooperates with the rotating disc 21 and determines an inclination angle between the arc plate 231 and the rotating disc 21 through the connecting bracket 232 and the movable shaft 233, so that the bending degree of the manufactured bent pipe can be adjusted as required, the telescopic rod 234 is configured to adjust a relative distance between the arc plate 231 and the rotating disc 21, so that the adjustment can be carried out according to the diameter of the raw material pipeline, and the better adaptability to the raw material pipeline is achieved.

Further, the rotating disc 21 includes a disc body 211 and reinforcing ribs 212, the disc body 211 is disposed on the upper and lower sides of the rotating shaft 22 and is fixedly connected to the rotating shaft 22, and the reinforcing ribs 212 are disposed inside the disc body 211.

In this embodiment, the tray body 211 is used to drive the material pipeline to rotate and bend the material pipeline, and the reinforcing ribs 212 are used to enhance the friction between the material pipeline and the tray body 211, so as to prevent the material pipeline from falling off during the rotation of the tray body 211.

Further, the guide member 30 includes a supporting seat 31, an arc inner core 32, a guiding seat 33, an adjusting rod 34 and a fixing rod 35, the supporting seat 31 is fixedly connected to the arc inner core 32 and located at one end of the arc inner core 32, the other end of the arc inner core 32 is matched with the rotating disc 21, the guiding seat 33 is fixedly connected to one end of the adjusting rod 34, the other end of the adjusting rod 34 is rotatably connected to the fixing rod 35, and the supporting seat 31 can be provided with a supporting connecting rod on the upper side of the bottom plate.

In this embodiment, the supporting seat 31 is used for supporting the arc inner core 32, one end of the arc inner core 32 is connected to the supporting seat 31, the other end of the arc inner core is matched with the raw material pipeline, the guide seat 33 is used for guiding the movement track of the raw material pipeline after passing through the elbow component 20, and the inside of the raw material pipeline is modified in an auxiliary manner, so as to reduce the wrinkles of the inner wall after the elbow pipe is formed, so that the raw material pipeline can meet the requirements, the adjusting rod 34 is used for adjusting the position between the adjusting rod 34 and the raw material pipeline, so that the adjusting rod 34 can limit the forming bending degree of the raw material pipeline as required, and the fixing rod 35 is used for fixing the adjusting rod 34, so that the adjusting rod 34 does not move any more after the angle is adjusted.

Further, the guide holder 33 includes two clamping claws 331, an adjusting screw 332 and a connecting base 333 which are arranged oppositely, the connecting base 333 is slidably connected to the adjusting screw 332 and is fixedly connected to the adjusting rod 34, and the two clamping claws 331 are respectively located at two sides of the adjusting screw 332 and are in threaded connection with the adjusting screw 332.

In this embodiment, the clamping claws 331 are configured to cooperate with a raw material pipeline, and the opening and closing degree between the clamping claws 331 can be adjusted according to the adjusting screws 332, so as to adapt to the diameter of the raw material pipeline, and thus the clamping claws 331 can have a better clamping effect on the raw material pipeline.

Further, adjusting screw 332 includes the screw body of rod 334, thread bush 335 and turning handle 336, the screw body of rod 334 with turning handle 336 fixed connection, and be located adjusting screw 332's one end, the screw body of rod 334 runs through adjusting screw 332, and is located adjusting screw 332's the other end, thread bush 335 cover is located the both sides of the screw body of rod 334, and respectively with gripper jaw 331 fixed connection.

In this embodiment, the screw rod body 334 is configured to be rotated by the rotating handle 336, and after the screw rod body 334 is rotated, the screw sleeve 335 is driven to move towards or away from each other, so that the clamping claw 331 can fit the diameter of the raw material pipe as required, and the screw rod body 334 is further configured to connect the screw sleeve 335 and the connecting base 333, so as to realize the connection between the adjusting screw 332 and the connecting base 333.

Further, the adjusting screw 332 further has a forward thread 337 and a reverse thread 338, and the forward thread 337 and the reverse thread 338 are both located on the screw rod body 334 and respectively fit with the thread sleeve 335.

In this embodiment, the forward threads 337 and the reverse threads 338 cooperate with the threaded sleeve 335 such that the threaded sleeve 335 is able to move toward and away from one another, thereby allowing the gripping claws 331 to conform to the diameter of the raw material pipe.

Further, the propelling part 10 comprises a propelling bottom plate 11, a cylinder 12 and a propelling shaft 13, the cylinder 12 is connected with the propelling bottom plate 11 through the propelling shaft 13, and the propelling bottom plate 11 is fixedly connected with the propelling shaft 13.

In this embodiment, the pushing base plate 11 is used to push the raw material pipeline, the cylinder 12 is used to control the displacement of the pushing shaft 13, and the pushing base plate 11 is pushed by the pushing shaft 13 to drive the raw material pipeline to move, and the raw material pipeline is sent to the bent pipe member 20 for rough bending and is matched by the guiding member 30, so as to implement the processing of the bent pipe.

Further, the propulsion bottom plate 11 has a plate body 111 and a fastening plate 112, the fastening plate 112 is fixedly connected to the plate body 111 and is matched with a raw material pipeline, and the plate body 111 is fixedly connected to the propulsion shaft 13 and is located at one end of the propulsion shaft 13 relatively far away from the cylinder 12.

In this embodiment, the fastening plate 112 is configured to cooperate with the plate 111 to clamp the material pipe.

On the basis of the prior art, the structure of the processing device is improved, the arc-shaped plate 231, the connecting bracket 232 and the telescopic rod 234 are utilized, so that the guide piece 30 can process raw material pipelines with different diameters, the application range of the processing device is widened, and the movable shaft 233 is used for controlling the bending degree of the arc-shaped plate 231 and the bent pipe piece 20, so that the purpose of widening the application range of the processing device is achieved.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a cold pressing elbow machining device, its characterized in that, including propulsion piece, elbow fitting and guide, propulsion piece with elbow fitting mutually supports, and set up in one side of elbow fitting, the guide set up in elbow fitting's opposite side, and with elbow fitting cooperatees, elbow fitting includes rolling disc, axis of rotation and supports and holds the board, the axis of rotation set up in on the center axis of rolling disc, and with the rolling disc is mutually supported, support hold the board set up in one side of rolling disc, and with the rolling disc is mutually supported, support and include arc, linking bridge, loose axle and telescopic link, the arc with the rolling disc cooperatees, linking bridge connects the loose axle with the arc, the telescopic link with the loose axle is connected.

2. The cold-pressing pipe bending device according to claim 1, wherein the rotary plate comprises plate bodies and reinforcing ribs, the plate bodies are arranged on the upper side and the lower side of the rotary shaft and fixedly connected with the rotary shaft, and the reinforcing ribs are arranged inside the plate bodies.

3. The cold-pressing pipe bending device according to claim 1, wherein the guiding element comprises a supporting seat, an arc-shaped inner core, a guiding seat, an adjusting rod and a fixing rod, the supporting seat is fixedly connected with the arc-shaped inner core and is located at one end of the arc-shaped inner core, the other end of the arc-shaped inner core is matched with the rotating disc, the guiding seat is fixedly connected with one end of the adjusting rod, and the other end of the adjusting rod is rotatably connected with the fixing rod.

4. The cold pressing pipe bending device according to claim 3, wherein the guide seat comprises two oppositely arranged clamping jaws, an adjusting screw and a connecting base, the connecting base is slidably connected with the adjusting screw and is fixedly connected with the adjusting rod, and the two clamping jaws are respectively located on two sides of the adjusting screw and are in threaded connection with the adjusting screw.

5. The cold-pressing pipe bending device according to claim 4, wherein the adjusting screw comprises a screw rod body, a thread sleeve and a rotating handle, the screw rod body is fixedly connected with the rotating handle and is positioned at one end of the adjusting screw, the screw rod body penetrates through the adjusting screw and is positioned at the other end of the adjusting screw, and the thread sleeve is arranged at two sides of the screw rod body and is respectively and fixedly connected with the clamping claws.

6. The cold-pressed pipe bending device according to claim 5, wherein the adjusting screw further has a forward thread and a reverse thread, and the forward thread and the reverse thread are both located on the screw rod body and are respectively engaged with the thread sleeve.