CN212551175U - Pipe bending device in multi-mode pipe bending machine - Google Patents
Pipe bending device in multi-mode pipe bending machine Download PDFInfo
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- CN212551175U CN212551175U CN202021315986.9U CN202021315986U CN212551175U CN 212551175 U CN212551175 U CN 212551175U CN 202021315986 U CN202021315986 U CN 202021315986U CN 212551175 U CN212551175 U CN 212551175U
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Abstract
The utility model discloses a swan neck system in multimode bending machine, include: the pipe bending machine comprises a machine frame, a connecting plate capable of sliding up and down is arranged on the machine frame, a machine head seat capable of sliding left and right is arranged on the connecting plate, a main shaft is arranged on the machine head seat, a plurality of wheel molds of different specifications are stacked on the main shaft, a pipe bending arm is connected onto the main shaft, a plurality of clamping molds of different specifications are arranged on the pipe bending arm, a sliding seat is arranged on the machine head seat, a first sliding block is arranged in the sliding seat in a sliding mode, a first push-pull oil cylinder connected with the first sliding block is arranged on the sliding seat, a top clamping seat is fixedly connected onto the first sliding block, a second sliding block is arranged in the top clamping seat in a sliding mode, the second sliding block can be connected with top molds of different specifications, a second push-pull oil cylinder is arranged on the top clamping seat, and. The utility model discloses not only can improve the return bend quality, can also improve return bend efficiency.
Description
Technical Field
The utility model relates to a bending machine especially relates to swan neck system in multimode bending machine.
Background
The pipe bender is a mechanical device for bending a pipe. Bending machines on the market comprise: the frame is provided with the pay-off dolly in the frame, device and swan neck system of loosing core, swan neck system includes: the machine head seat is provided with a main shaft, the main shaft is connected with a pipe bending arm, a wheel mold is stacked on the main shaft, the pipe bending arm is provided with a clamping mold matched with the wheel mold, the machine head seat is also provided with a top mold with an arc groove, and the top mold is connected with a push-pull oil cylinder. When the pipe bending machine bends a pipe, the clamping die and the wheel die are matched to clamp the pipe, meanwhile, the push-pull oil cylinder pushes the top die to be pressed on the pipe, and when the pipe bending arm drives the clamping die to be matched with the wheel die to bend the pipe, the pipe moves in the arc groove of the top die. Larger friction force can be formed between the moving pipe and the top die, and the outer side wall of the pipe can be damaged in the friction with the top die, so that the quality of the bent pipe is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can improve swan neck system in multimode bending machine of return bend quality.
In order to achieve the above object, the utility model adopts the following technical scheme: swan neck system in multimode bending machine includes: the device comprises a rack, a connecting plate capable of vertically sliding up and down on the rack is arranged at the front end of the rack, a headstock capable of horizontally sliding left and right on the connecting plate is arranged at the front end of the connecting plate, a spindle is arranged on the headstock, a plurality of wheel dies with different specifications are stacked on the spindle, a pipe bending arm is connected on the spindle, a plurality of clamping dies with different specifications are arranged on the pipe bending arm and respectively matched with the wheel dies, a sliding seat is arranged on the headstock, a first sliding block capable of being close to or far away from the wheel dies is arranged in the sliding seat in a sliding manner, a first push-pull oil cylinder connected with the first sliding block is arranged on the sliding seat, a top clamping seat is fixedly connected on the first sliding block, a second sliding block capable of sliding back and forth in the top clamping seat is arranged in the sliding manner in the top clamping seat, two T-shaped sliding grooves penetrating through the upper end and the lower end of the second sliding block are arranged on the second sliding block, and the second sliding block can, and a second push-pull oil cylinder is arranged on the top clamping seat and connected with a second sliding block.
Further, the pipe bending device in the multi-mode pipe bending machine, wherein the connection structure between the rack and the connection plate is as follows: the front end of the rack is vertically provided with two first dovetail grooves, the rear end face of the connecting plate is vertically provided with two first dovetail groove guide rails, the two first dovetail groove guide rails on the connecting plate are respectively matched and connected with the two first dovetail grooves on the rack, and the rack is provided with a first driving mechanism capable of driving the connecting plate to move up and down.
Further, in the pipe bending device in the multi-mode pipe bending machine, two first driving mechanisms are disposed on the frame, and each first driving mechanism includes: servo motor, speed reducer and lead screw, servo motor are fixed to be set up in the frame, and the speed reducer links to each other with servo motor, and the lead screw links to each other with the speed reducer to the lead screw is vertical upwards to be set up, vertically is provided with two lead screw holes on the connecting plate, each lead screw hole respectively with a lead screw threaded connection.
Further, in the pipe bending device of the multi-die pipe bending machine, the connection structure between the connection plate and the headstock is as follows: two second dovetail groove guide rails are horizontally arranged on the front end face of the connecting plate, two second dovetail grooves are horizontally arranged at the rear end of the headstock, the two second dovetail grooves on the headstock are respectively matched and connected with the two second dovetail groove guide rails on the connecting plate, and a second driving mechanism capable of driving the headstock to move left and right is arranged on the connecting plate.
Further, in the pipe bending device of the multi-mode pipe bending machine, the second driving mechanism is a third push-pull oil cylinder.
The utility model has the advantages that: in the pipe bending process, the top die is fixed on the second sliding block and can synchronously move forwards with the pipe bending pipe under the thrust action of the second push-pull oil cylinder, so that the pipe fixing effect is achieved, the pipe wall of the pipe is not damaged, and the pipe bending quality is greatly improved. And the top die is connected with the second sliding block through the T-shaped sliding groove, so that the disassembly and the assembly are facilitated, the top die with corresponding specifications can be replaced according to the specifications of the clamping die and the wheel die, and the working efficiency is greatly improved. The structure that uses servo motor cooperation speed reducer and lead screw can more stably get drive connecting plate and headstock and go up and down on the frame, also conveniently controls the lift precision of connecting plate and headstock moreover, just so can more conveniently get control wheel mould and press from both sides centre gripping tubular product between the mould to prevent that the lift stroke overlength of wheel mould and clamp mould or short and bump tubular product.
Drawings
Fig. 1 is a schematic structural diagram of a pipe bending device in a multi-mode pipe bending machine according to the present invention.
Fig. 2 is a schematic top view of the structure of fig. 1.
Detailed Description
The technical solution of the present invention will be further explained with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 1 and fig. 2, the pipe bending device of the multi-mold pipe bending machine of the present invention includes: the device comprises a frame 1, a connecting plate 2 capable of vertically sliding up and down on the frame 1 is arranged at the front end of the frame 1, a headstock 3 capable of horizontally sliding left and right on the connecting plate 2 is arranged at the front end of the connecting plate 2, a main shaft 31 is arranged on the headstock 3, a plurality of wheel dies 32 with different specifications are stacked on the main shaft 31, a pipe bending arm 4 is connected on the main shaft 31, a plurality of clamping dies 41 with different specifications are arranged on the pipe bending arm 4, each clamping die 41 is respectively matched with each wheel die 32, a sliding seat 5 is arranged on the headstock 3, a first sliding block 51 capable of being close to or far away from the wheel dies 32 is arranged in the sliding seat 5 in a sliding manner, a first push-pull oil cylinder 52 connected with the first sliding block 51 is arranged on the sliding seat 5, a top clamping seat 6 is fixedly connected on the first sliding block 51, a second sliding block 61 capable of sliding back and forth in the top clamping seat 6 is arranged in the top clamping seat 6 in a sliding manner, two T-shaped chutes 7 penetrating through the upper end and the, the second sliding block 61 can be connected with top moulds of different specifications through two T-shaped sliding grooves 7, a second push-pull oil cylinder 62 is arranged on the top clamping seat 6, and the second push-pull oil cylinder 62 is connected with the second sliding block 61.
In this embodiment, the connection structure between the frame 1 and the connection plate 2 is: the vertical two first dovetail grooves that are provided with in the front end of frame 1, the vertical two dovetail guide rails 21 that are provided with on the rear end face of connecting plate 2, two first dovetail guide rails 21 on the connecting plate 2 cooperate with two first dovetail grooves on the frame 1 respectively to be connected, are provided with two first actuating mechanism that can drive connecting plate 2 up-and-down motion in frame 1, first actuating mechanism includes: servo motor 11, speed reducer 12 and lead screw 13, servo motor 11 is fixed to be set up on frame 1, and speed reducer 12 links to each other with servo motor 11, and lead screw 13 links to each other with speed reducer 12 to lead screw 13 is vertical upwards to be set up on speed reducer 12, is vertical on connecting plate 2 to be provided with two lead screw holes, and each lead screw hole respectively with a lead screw 13 threaded connection. The servo motor 11, in cooperation with the speed reducer 12 and the lead screw 13, can more stably drive the connecting plate 2 and the headstock 3 to ascend and descend on the rack 1, and can also conveniently control the ascending and descending precision of the connecting plate 2 and the headstock 3.
In this embodiment, the connection structure between the connection plate 2 and the headstock 3 is: two second dovetail guide rails 22 are horizontally arranged on the front end face of the connecting plate 2, two second dovetail grooves are horizontally arranged at the rear end of the headstock 3, the two second dovetail grooves on the headstock 3 are respectively matched and connected with the two second dovetail guide rails 22 on the connecting plate 2, a second driving mechanism capable of driving the headstock 3 to move left and right is arranged on the connecting plate 2, the second driving mechanism is a third push-pull oil cylinder 23, and a piston rod on the third push-pull oil cylinder 23 is connected with the headstock 3.
The utility model has the advantages that: in the pipe bending process, the top die is fixed on the second sliding block and can synchronously move forwards with the pipe bending pipe under the thrust action of the second push-pull oil cylinder, so that the pipe fixing effect is achieved, the pipe wall of the pipe is not damaged, and the pipe bending quality is greatly improved. And the top die is connected with the second sliding block through the T-shaped sliding groove, so that the disassembly and the assembly are facilitated, the top die with corresponding specifications can be replaced according to the specifications of the clamping die and the wheel die, and the working efficiency is greatly improved. The structure that uses servo motor cooperation speed reducer and lead screw can more stably get drive connecting plate and headstock and go up and down on the frame, also conveniently controls the lift precision of connecting plate and headstock moreover, just so can more conveniently get control wheel mould and press from both sides centre gripping tubular product between the mould to prevent that the lift stroke overlength of wheel mould and clamp mould or short and bump tubular product.
Claims (5)
1. Swan neck system in multimode bending machine includes: the frame, vertical gliding connecting plate about can being in the frame is provided with at the front end of frame, horizontal gliding headstock about can being in the connecting plate is provided with at the front end of connecting plate, is provided with the main shaft on the headstock, and the wheel mould of a plurality of different specifications is equipped with in the stack on the main shaft, is connected with the elbow arm on the main shaft, sets up the double-layered mould of a plurality of different specifications on the elbow arm, and each presss from both sides the mould and cooperatees its characterized in that with each wheel mould respectively: the machine tool comprises a machine tool head, a sliding seat is arranged on the machine tool head, a first sliding block capable of being close to or far away from a wheel die is arranged in the sliding seat in a sliding mode, a first push-pull oil cylinder connected with the first sliding block is arranged on the sliding seat, a top clamping seat is fixedly connected onto the first sliding block, a second sliding block capable of sliding back and forth in the top clamping seat is arranged in the top clamping seat in a sliding mode, two T-shaped sliding grooves penetrating through the upper end and the lower end of the second sliding block are formed in the second sliding block, the second sliding block can be connected with top dies of different specifications through the two T-shaped sliding grooves, a second push-pull oil cylinder is arranged on the top clamping seat, and the.
2. The tube bending apparatus of the multi-die bender according to claim 1, wherein: the connection structure between frame and the connecting plate does: the front end of the rack is vertically provided with two first dovetail grooves, the rear end face of the connecting plate is vertically provided with two first dovetail groove guide rails, the two first dovetail groove guide rails on the connecting plate are respectively matched and connected with the two first dovetail grooves on the rack, and the rack is provided with a first driving mechanism capable of driving the connecting plate to move up and down.
3. The tube bending device of the multi-die tube bender according to claim 2, wherein: be provided with two first actuating mechanism in the frame, first actuating mechanism includes: servo motor, speed reducer and lead screw, servo motor are fixed to be set up in the frame, and the speed reducer links to each other with servo motor, and the lead screw links to each other with the speed reducer to the lead screw is vertical upwards to be set up, vertically is provided with two lead screw holes on the connecting plate, each lead screw hole respectively with a lead screw threaded connection.
4. The tube bending apparatus in the multi-die bender according to claim 1, 2 or 3, wherein: the connection structure between connecting plate and headstock does: two second dovetail groove guide rails are horizontally arranged on the front end face of the connecting plate, two second dovetail grooves are horizontally arranged at the rear end of the headstock, the two second dovetail grooves on the headstock are respectively matched and connected with the two second dovetail groove guide rails on the connecting plate, and a second driving mechanism capable of driving the headstock to move left and right is arranged on the connecting plate.
5. The tube bending device of the multi-die bender according to claim 4, wherein: the second driving mechanism is a third push-pull oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021315986.9U CN212551175U (en) | 2020-07-08 | 2020-07-08 | Pipe bending device in multi-mode pipe bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021315986.9U CN212551175U (en) | 2020-07-08 | 2020-07-08 | Pipe bending device in multi-mode pipe bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212551175U true CN212551175U (en) | 2021-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021315986.9U Active CN212551175U (en) | 2020-07-08 | 2020-07-08 | Pipe bending device in multi-mode pipe bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212551175U (en) |
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2020
- 2020-07-08 CN CN202021315986.9U patent/CN212551175U/en active Active
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