CN214813863U

CN214813863U - Steel pipe bending machine

Info

Publication number: CN214813863U
Application number: CN202121673878.3U
Authority: CN
Inventors: 范世轩; 苗树林; 胡明明
Original assignee: Hangzhou Hengli Manufacturing Technology Co ltd
Current assignee: Hangzhou Hengli Manufacturing Technology Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2021-11-23
Anticipated expiration: 2031-07-22

Abstract

The application discloses a steel pipe bending machine, which relates to the technical field of steel pipe processing and comprises a rack, wherein a rotating member for rotating the end part of a steel pipe is arranged on the rack, the rotating member comprises a rotating part rotatably arranged on the rack, two clamping blocks connected to the rotating part in a sliding manner and a limiting part for fixing the clamping blocks, and the two clamping blocks are arranged oppositely; in order to realize adjusting two relative distances of grip block, make the diameter phase-match of the rigid pipe that distance and needs buckled between two grip block opposite faces, then fix the position of restricting two grip blocks with the locating part, establish the tip card that the steel pipe was bent between two grip blocks, make two relative terminal surfaces of grip block contact with the circumference lateral wall of steel pipe respectively, then the staff rotates the piece through the control and drives two grip blocks and rotate, and then the completion is to the buckling of steel pipe, through adjusting the distance between two grip blocks, accomplish the work of buckling with the steel pipe of different diameters sizes of adaptation.

Description

Steel pipe bending machine

Technical Field

The application relates to the technical field of steel pipe processing, in particular to a steel pipe bending machine.

Background

The steel pipe belongs to one of materials commonly used in buildings and industries, the steel pipe is generally required to be bent according to actual use requirements, the conventional hydraulic pipe bending machine is adopted in the conventional steel pipe bending mode at present, wherein the hydraulic bending machine comprises a rack, a driving member, a limiting block, a fixed shaft and a rotating block, the limiting block is fixedly connected to the rack, the fixed shaft is fixedly connected to the rack, a circular groove for accommodating the steel pipe is formed in the circumferential side face of the fixed shaft, the driving member rotates around the fixed shaft, the rotating block is rotatably arranged on the rack and is driven by the driving member to rotate around the fixed shaft, a groove for accommodating the steel pipe is formed in the end face, facing the fixed shaft, of the rotating block, the steel pipe is placed on the rack in the steel pipe bending process, one end of the steel pipe is clamped in the groove, the other end of the steel pipe abuts against the limiting block, and the driving member is started, the rotating block is driven to rotate around the fixed shaft, so that the rotating block drives one end of the steel pipe to rotate, the other end of the steel pipe is still in an original state due to the limitation of the limiting block, and the steel pipe is bent around the annular groove.

Aiming at the related technologies, the inventor finds that the groove for clamping the steel pipe by the rotating block cannot be adjusted, and when the diameter of the steel pipe to be bent is not matched with the current groove, the bending work cannot be finished.

SUMMERY OF THE UTILITY MODEL

For the steel pipe of the different diameter size of adaptation, this application provides a steel pipe crib crimper.

The application provides a steel pipe crib crimper adopts following technical scheme: the utility model provides a steel pipe crib crimper, includes the frame, be equipped with the rotating member that is used for rotating the steel pipe tip in the frame, the rotating member is including rotating the locating part that sets up rotation piece, sliding connection on rotating the piece in the frame and be used for fixed grip block, the grip block has two, two the grip block sets up relatively.

Through adopting above-mentioned technical scheme, during the use, adjust the distance that two grip blocks are relative, make the distance between two grip block opposite faces and the diameter phase-match of the rigid pipe that needs buckle, then fix the position of restricting two grip blocks with the locating part, establish the tip card that the steel pipe was bent between two grip blocks, make the terminal surface that two grip blocks are relative contact with the circumference lateral wall of steel pipe respectively, then the staff rotates the piece through the control and drives two grip blocks and rotate, and then accomplish the buckling to the steel pipe, through adjusting the distance between two grip blocks, accomplish the work of buckling with the steel pipe of different diameters size of adaptation.

Preferably, the two opposite end surfaces of the clamping blocks are respectively provided with a semicircular groove, and the two semicircular grooves are oppositely arranged.

Through adopting above-mentioned technical scheme, when the steel pipe centre gripping was between two grip blocks, can establish the steel pipe card in the arc wall, the guarantee steel pipe can not take place the ascending slip of horizontal direction between two clamping face.

Preferably, rotate the piece and include reference column, rotation connection in the frame and connect the follow driving wheel and the rotation seat on the reference column, rotate the one end sliding connection support that the reference column was kept away from to the seat, the grip block includes initiative portion and driven part, and wherein, initiative portion sets up on the support, and driven part sets up on the follow driving wheel, it is provided with the driving piece that is used for driving the support removal to rotate on the seat.

Through adopting above-mentioned technical scheme, when the steel pipe is placed to needs, regulation and control driving piece drive support is to keeping away from the direction motion from the driving wheel to make the gap appear between initiative portion and the driven part, and then conveniently pass the gap with the steel pipe and place the centre gripping between initiative portion and driven part.

Preferably, the limiting part comprises two first lead screws and two second lead screws, the two first lead screws are rotatably arranged on the driven wheel and are respectively in threaded connection with the two driven parts, and the two second lead screws are rotatably arranged on the support and are respectively in threaded connection with the two driving parts.

Through adopting above-mentioned technical scheme, when adjusting two distance between the top and bottom of initiative portion, rotate two first lead screws and make two first lead screws drive two driven portions respectively to removing, rotate two second lead screws simultaneously and make two second lead screws drive two initiative portions respectively and remove to change the distance between two grip blocks, simple structure, stability is strong, and makes things convenient for staff quick adjustment.

Preferably, the two ends of the screw rod, which are far away from the bracket, are respectively and fixedly connected with a handle.

Through adopting above-mentioned technical scheme, make things convenient for the staff to rotate two lead screws under the condition of use instrument, accomplish and adjust the distance between two grip blocks.

Preferably, the rack is provided with two support frames, and the two support frames are arranged on two sides of the rotating part along the length direction of the steel pipe.

Through adopting above-mentioned technical scheme, when placing the steel pipe that will buckle in the frame, carry on the up end of two support frames respectively with the both ends of steel pipe, the both ends that the steel pipe that the guarantee was placed in the frame just smooth can not take place the downward sloping when the centre gripping.

Preferably, the rack is provided with two slide rails, the two slide rails are symmetrically arranged on two sides of the rotating part and extend in the direction away from the rack, and the two support frames are slidably arranged on the slide rails.

Through adopting above-mentioned technical scheme, the staff adjusts the position of two support framves on the slide rail to the steel pipe that adapts to different length is taken on the up end of support frame.

Preferably, the support frame includes backup pad and slide bar, the slide bar slides and sets up on the slide rail, backup pad fixed connection is in the up end of slide bar, the backup pad is the arc setting, the concave surface of backup pad is towards the terminal surface of frame.

Through adopting above-mentioned technical scheme, when bending the steel pipe, the steel pipe can be all the time with the up end contact of backup pad to make the steel pipe be in the horizontality all the time at the contact in-process, and then improve the stability of steel pipe in the process of buckling.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the two clamping blocks are arranged, so that the end part of the steel pipe which is bent is clamped between the two clamping blocks, the opposite end surfaces of the two clamping blocks are respectively contacted with the circumferential side walls of the steel pipe, then a worker drives the two clamping blocks to rotate by controlling the rotating seat, so that the steel pipe is bent, and the bending work is finished by adapting to the steel pipes with different diameters by adjusting the distance between the two clamping blocks;

2. through setting up the support frame, when placing the steel pipe that will buckle in the frame, carry on the up end of two support frames respectively with the both ends of steel pipe, the downward sloping can not take place for the both ends of guarantee steel pipe receiving the fixed back steel pipe of mounting.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a partial sectional structural schematic diagram of an embodiment of the present application.

Description of reference numerals: 100. a frame; 200. a slide rail; 220. a hydraulic cylinder; 230. a slide bar; 240. a support plate; 300. a base; 310. a driven wheel; 311. a first accommodating groove; 312. a driven part; 313. a first lead screw; 314. a first arc groove; 320. a support; 321. a second accommodating groove; 322. an active part; 323. a second lead screw; 324. a second arc groove; 325. a handle; 330. a cylinder; 340. a fixing member; 400. and (6) rotating the seat.

Detailed Description

The present application is described in further detail below with reference to figures 1-2. The application discloses steel pipe crib crimper, refer to fig. 1, a steel pipe crib crimper, including frame 100, mounting 340, rotating member and supporting member, wherein, mounting 340 fixed connection is used for restricting the steel pipe at the up end of frame 100, and supporting member fixed connection is used for supporting the steel pipe in the side of frame 100, and the rotating member setting is used for driving the steel pipe to take place to buckle on the side of frame 100.

When the steel pipe bending machine is used, a steel pipe to be bent is placed on the end face of the machine frame 100, one end of the steel pipe is placed on the supporting piece, the other end of the steel pipe is placed on the rotating member, and then the rotating member is controlled to drive the steel pipe to rotate, so that the steel pipe is bent.

Referring to fig. 1 and 2, the rotating member includes a base 300 and a rotating member, wherein the base 300 is fixedly coupled to a side surface of the frame 100. The rotating part comprises a positioning column, a driven wheel 310 and a rotating base 400, wherein the positioning column is fixedly connected to the upper end face of the base 300, and the driven wheel 310 is arranged on the positioning column in a rotating mode with the same axis. The rotating seat 400 is rotatably disposed on the base 300, the rotating seat 400 is sleeved on the positioning column, and a motor for driving the rotating seat 400 to rotate is disposed inside the base 300. When the positioning device is used, a worker starts the motor, and the motor drives the rotating seat 400 to rotate around the positioning column.

Referring to fig. 1 and 2, two sliding rails 200 are fixedly connected to the upper end surface of the rotating base 400 along the axial direction of the fixing column, a bracket 320 is slidably disposed on the two sliding rails 200, and a driving source for driving the bracket 320 to slide is further disposed on the rotating base 400, and a cylinder 330 is selected for facilitating the sliding of the bracket 320 along the sliding rails 200, wherein two of the cylinders 330 are distributed on two sides of the rotating base 400, and the cylinder 330 is closer to the positioning column relative to the bracket 320. When the distance between the bracket 320 and the driven wheel 310 needs to be adjusted, the control cylinder 330 drives the bracket 320 to slide along the slide rail 200.

Referring to fig. 1 and 2, two clamping blocks are disposed between the driven wheel 310 and the support 320, wherein the support 320 has two first receiving grooves 311 for receiving the clamping blocks and is opened towards the end surface of the driven wheel 310, and the driven wheel 310 has a second receiving groove 321 for receiving the clamping blocks, wherein the clamping blocks include a driving portion 322 and a driven portion 312, the driving portion 322 of the clamping blocks is slidably disposed in the second receiving groove 321 along the vertical direction, and the driven portion 312 of the clamping blocks is slidably disposed in the first receiving groove 311 along the vertical direction. Wherein, the relative terminal surface of centre gripping piece driven part 312 and initiative portion 322 has seted up first circular arc groove 314 and second circular arc groove 324 respectively, and when initiative portion 322 and driven part 312 butt, first circular arc groove 314 and second circular arc groove 324 constitute the half slot, constitute the circular slot that supplies the steel pipe to pass through when two half slots mutually butt.

Referring to fig. 1 and 2, the driven wheel 310 and the bracket 320 are further provided with a limiting member for limiting the movement of the clamping block, wherein the limiting member includes two first lead screws 313 and two second lead screws 323. The two first screw rods 313 are respectively arranged in the two first accommodating grooves 311 by the upper and lower end surfaces of the driven wheel 310, and the two first screw rods 313 are in threaded connection with the driven parts 312 of the two clamping blocks. The two second screws 323 are respectively inserted into the two second receiving grooves 321 from the upper and lower end surfaces of the bracket 320, and the two second screws 323 are in threaded connection with the driving parts 322 of the two clamping blocks. And the end surfaces of the first screw rod 313 and the second screw rod 323 far away from the driven wheel 310 and the bracket 320 are respectively fixedly connected with a handle 325.

Referring to fig. 1 and 2, the support member includes four slide rails 200 and two support frames for supporting the steel pipes, wherein each two of the four slide rails 200 are fixedly connected to the end surface of the frame 100 and are distributed on two sides of the rotating member, and two of the support frames are slidably disposed in the slide rails 200. And a hydraulic cylinder 220 is arranged inside the slide rail 200, and an output shaft of the hydraulic cylinder 220 extends outwards along the length direction of the slide rail 200.

Referring to fig. 1 and 2, the support frame includes two sliding rods 230 and a circular arc support plate 240 fixedly connected to the upper end surfaces of the two support frames, wherein the two sliding rods 230 are slidably disposed in the slide rail 200, and the side surfaces of the two sliding rods 230 are fixedly connected to the output end of the hydraulic cylinder 220. When in use, the hydraulic cylinder 220 is activated, and the hydraulic cylinder 220 pushes the sliding rod 230 to slide in the sliding rail 200, so as to adjust the position of the support frame horizontally away from the frame 100.

The embodiment of the application is an implementation principle of a steel pipe bending machine: when the steel pipe bending machine is used, a worker starts the air cylinder 330 to push the support 320 to move the clamping block along the slide rail 200 in the direction far away from the driven wheel 310, so that the driving part 322 and the driven part 312 of the clamping block are separated from each other, then the handle 325 is rotated to drive the first screw rod 313 and the second screw rod 323 to rotate, the distance between the upper part and the lower part of the two clamping blocks is adjusted to adapt to the diameter of a steel pipe to be bent, then the worker places the steel pipe to be bent on the end face of the machine frame 100, the two ends of the steel pipe are respectively lapped on the upper end faces of the two supporting plates 240, and then the air cylinder 330 is controlled to move the clamping block, so that the bending part of the steel pipe is placed between the two clamping blocks.

Then the motor is started, the motor drives the rotating seat 400 to rotate around the positioning column, the rotating seat 400 drives the support 320 to rotate the support 320 to drive the clamping block to rotate, and the clamping block drives the steel pipe and the driven wheel 310 to rotate around the positioning column, so that the steel pipe is bent.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a steel pipe crib crimper, includes frame (100), be equipped with the rotating member who is used for rotating the steel pipe tip on frame (100), its characterized in that: the rotating component comprises a rotating part, two clamping blocks and a limiting part, wherein the rotating part is rotatably arranged on the rack (100), the clamping blocks are connected to the rotating part in a sliding mode, and the limiting part is used for fixing the clamping blocks.

2. The steel pipe bender according to claim 1, wherein: the two opposite end surfaces of the clamping blocks are respectively provided with a semicircular groove, and the two semicircular grooves are oppositely arranged.

3. The steel pipe bender according to claim 2, wherein: the rotation piece includes reference column, rotation connection on reference column of fixed connection in frame (100) and rotates seat (400) from driving wheel (310), rotates one end sliding connection support (320) that the reference column was kept away from in seat (400), the grip block includes initiative portion (322) and driven portion (312), and wherein, initiative portion (322) set up on support (320), and driven portion (312) set up on following wheel (310), it is provided with the driving piece that is used for driving support (320) to remove to rotate on seat (400).

4. The steel pipe bender according to claim 3, wherein: the limiting part comprises two first screw rods (313) and two second screw rods (323), the two first screw rods (313) are rotatably arranged on the driven wheel (310) and are respectively in threaded connection with the two driven parts (312), and the two second screw rods (323) are rotatably arranged on the support (320) and are respectively in threaded connection with the two driving parts (322).

5. The steel pipe bender according to claim 4, wherein: the end parts, far away from the bracket (320), of the two first screw rods (313) and the two second screw rods (323) are fixedly connected with handles (325) respectively.

6. The steel pipe bender according to claim 1, wherein: two support frames are arranged on the rack (100) and are arranged on two sides of the rotating part along the length direction of the steel pipe.

7. The steel pipe bender according to claim 6, wherein: on the machine frame (100)

The two sliding rails (200) are arranged, the two sliding rails (200) are symmetrically arranged on two sides of the rotating part, the two sliding rails (200) extend in the direction away from the rack (100), and the two supporting frames are arranged on the sliding rails (200) in a sliding mode.

8. The steel pipe bender according to claim 7, wherein: the support frame comprises a support plate (240) and a sliding rod (230), the sliding rod (230) is arranged on the sliding rail (200) in a sliding mode, the support plate (240) is fixedly connected to the upper end face of the sliding rod (230), the support plate (240) is arranged in an arc shape, and the concave face of the support plate (240) faces the end face of the rack (100).