CN209867044U

CN209867044U - Pipe bending machine

Info

Publication number: CN209867044U
Application number: CN201920377763.6U
Authority: CN
Inventors: 胡坤鹏
Original assignee: Hefei Haoyi Metal Products Co Ltd
Current assignee: Hefei Haoyi Metal Products Co Ltd
Priority date: 2019-03-22
Filing date: 2019-03-22
Publication date: 2019-12-31
Anticipated expiration: 2029-03-22

Abstract

The utility model relates to a pipe bending machine, which comprises a bod, the top fixedly connected with frame of organism, it all extends to slide in the frame and be connected with both ends the outside fixed roll of frame, the fixed roll is kept away from the one end fixedly connected with pressure disk of frame, the pressure disk below rotate in the frame and be connected with first rotation roller, first rotation roller is close to the one end fixedly connected with of pressure disk is used for placing the carousel of panel, the frame and be provided with lifting unit on the fixed roll, lifting unit runs through the inside casing of frame and the screw rod of being connected with the inside casing rotation by the upper surface of frame in the inside of frame and bottom including sliding, the screw rod with frame screw-thread fit, the fixed roll is followed the length direction of inside casing runs through the inside casing and with inside casing fixed connection. The utility model discloses have the effect that makes bending machine be applicable to the processing of bending of different specification thickness panel.

Description

Pipe bending machine

Technical Field

The utility model belongs to the technical field of the tubular product processing technique and specifically relates to a bending machine is related to.

Background

The manhole is a perforated structure which is used for people to go in and out so as to be installed, maintained and safely checked, is a safe emergency ventilating device which is installed on the top of the storage tank, is usually matched with a fire preventer and a mechanical breather valve for use, can avoid accidents caused by damage to the storage tank when sudden overpressure or vacuum occurs in the tank due to accident reasons, can play a role in safe fire retardation, is a safety device for protecting the storage tank, and is particularly suitable for a vault normal-pressure tank which is used for storing materials and is sealed by nitrogen. The manhole mainly comprises a short pipe, a flange and a manhole cover with a handle. From the viewpoint of safety inspection, the number of manholes required to be formed in the pressure vessel and the minimum size of the manholes are referred to as inspection holes. Manhole ferrules on manholes are usually made from sheet material bent by pipe bending machines. The pipe bender is a machine for bending a plate or a pipe into a specific shape, is a common machine in the field of plate processing, and can be used for manufacturing parts of various products such as manholes and the like.

At present, the utility model discloses a chinese utility model patent that bulletin number is CN201744533U discloses a novel electronic bending machine of two spiral pipes, has an upper and lower electronic bending machine that is double-barrelled guiding disc, and the carousel of electronic bending machine is double-barrelled carousel and double-barrelled pressure disk corresponds.

The above prior art solutions have the following drawbacks: the bending clearance between the rotary discs cannot be adjusted according to the thickness change of the plate, so that the bending machine can only bend the plate with certain thickness, and the application range of the pipe bender is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a bending machine, it has the effect of the processing of bending that is applicable to different specification thickness panels.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a pipe bending machine, includes the organism, the top fixedly connected with frame of organism, it all extends to all to slide in the frame be connected with both ends the outside solid fixed roll of frame, the solid fixed roll is kept away from the one end fixedly connected with pressure disk of frame, the pressure disk below rotate on the organism and be connected with first rotation roller, first rotation roller is close to the one end fixedly connected with of pressure disk is used for placing the carousel of panel, the frame and be provided with lifting unit on the solid fixed roll, lifting unit runs through the inside casing of frame and the screw rod of being connected with the inside casing rotation by the upper surface of frame in the inside of frame and bottom including sliding connection, the screw rod with frame screw-thread fit, the solid fixed roll is followed the length direction of inside casing runs through the inside casing and with inside casing fixed connection.

Through adopting above-mentioned technical scheme, the screw rod rotates, because the bottom and the inside casing of screw rod are fixed, the inside casing is driven to go up and down when the screw rod goes up and down, the fixed roller that is fixed with the inside casing is followed the inside casing and is gone up and down, thereby it goes up and down to drive the pressure disk, with this clearance between change pressure disk and the carousel, when the screw rod drives the inside casing and goes up and down to suitable height, the screw rod directly dies the screw rod lock with the screw-thread fit of frame, avoid the screw rod to receive the action of gravity and the whereabouts of fixed roller, the setting up of lifting unit spare makes the clearance of bending between pressure disk and the carousel change, thereby make the bending machine.

The utility model discloses further set up to: the top of screw rod is followed the diameter direction of screw rod has seted up the pole mouth, cross the level in the pole mouth and wear to be equipped with and be used for rotating the horizontal pole of screw rod, the both ends fixedly connected with stopper of horizontal pole.

By adopting the technical scheme, the cross rod is horizontally arranged, and the cross rod is rotated to drive the screw rod to rotate, so that the labor consumption in directly rotating the screw rod is saved, and the rotating efficiency of the screw rod is improved; the setting of stopper is used for avoiding the horizontal pole to drop in crossing the lever mouth.

The utility model discloses further set up to: the inner frame is provided with a screw rod, the inner wall of the joint of the inner frame and the screw rod is provided with an annular groove, and the circumferential side wall of the bottom end of the screw rod is fixedly connected with an annular block which is in running fit with the annular groove.

Through adopting above-mentioned technical scheme, the setting of ring channel and annular piece is used for spacing for the inner frame not influencing under the normal pivoted condition of screw rod for the inner frame is avoided the inner frame to drop and influence lifting unit's lift effect from the bottom of screw rod under self action of gravity.

The utility model discloses further set up to: the side wall of the rotary disc is provided with a groove in a surrounding way.

Through adopting above-mentioned technical scheme, encircle on the week lateral wall of carousel and set up round recess, when panel was placed on the carousel, the pressure disk was impressed the recess with partly of panel to bend panel, in order to satisfy the demand of different panels to the shape of bending.

The utility model discloses further set up to: the frame below rotate on the organism and be connected with the second live-rollers, the second live-rollers keep away from the one end of first live-rollers and the fixed roll is kept away from the one end of pressure disk all can be dismantled and be connected with the bending die, the second live-rollers and be provided with the drive on the organism second live-rollers pivoted first transmission assembly.

Through adopting above-mentioned technical scheme, can dismantle the connection bending die at the one end that the pressure disk was kept away from to the fixed roll and the tip of second live-rollers to make the organism both have the function of bending panel, also have the function of bending tubular product, thereby enlarge the application scope of organism.

The utility model discloses further set up to: the first transmission assembly comprises a driving motor fixedly connected to the machine body, a belt sleeved on a motor shaft of the driving motor, a first driving shaft connected with the other end of the belt in a sleeved mode, a speed reducer rotatably connected with the first driving shaft, a second driving shaft rotatably connected to one side, far away from the first driving shaft, of the speed reducer, a fixed gear fixed to the second driving shaft in a sleeved mode, and a chain, wherein one end of the chain is connected with the fixed gear in a sleeved mode, and the other end of the chain is connected with the second rotating roller in a sleeved mode.

Through adopting above-mentioned technical scheme, start driving motor, make the belt drive first drive shaft and rotate, slow down through the reduction gear to adjust driving motor's moment of torsion, drive the second live-rollers rotation with this, thereby drive the bending die and rotate, bend with this to the tubular product, thereby increase the function of bending of organism, enlarge the application scope of organism.

The utility model discloses further set up to: the second live-rollers and be provided with second drive assembly on the first live-rollers, second drive assembly establishes including the cover the second live-rollers is kept away from the driving gear and the cover of the one end of bending die are established first live-rollers are kept away from the one end of carousel and with driving gear engaged driven gear.

Through adopting above-mentioned technical scheme, when the second live-rollers rotates, drive driven gear through the driving gear and rotate to drive first live-rollers and rotate, with this operation when realizing bending die and carousel, thereby handle panel and tubular product simultaneously, with this efficiency of bending that improves the organism.

The utility model discloses further set up to: the machine body is fixedly connected with a supporting seat used for supporting the first rotating roller and the second rotating roller.

Through adopting above-mentioned technical scheme, the setting of supporting seat is used for providing the support to first live-rollers and second live-rollers to improve both stability when rotating.

The utility model discloses further set up to: the four corners fixedly connected with splint of bottom of the body, the fixed axle that the fixedly connected with level was placed between the splint, the cover is equipped with on the fixed axle and is used for removing the gyro wheel of organism.

Through adopting above-mentioned technical scheme, the convenience of removing the organism has been improved in the setting of gyro wheel to make the organism satisfy the operation of bending of different occasions.

To sum up, the utility model discloses a beneficial technological effect does:

1. the arrangement of the lifting assembly changes the bending gap between the pressure plate and the turntable, so that the pipe bender is suitable for bending plates with different thicknesses, and the application range of the pipe bender is expanded;

2. the annular groove and the annular block are arranged under the condition that the normal rotation of the screw rod is not influenced and are used for limiting the inner frame, so that the inner frame is prevented from falling off from the bottom of the screw rod under the action of the self gravity to influence the lifting effect of the lifting assembly;

3. the setting of second drive assembly has realized the simultaneous operation of bending die and carousel to panel and tubular product are handled simultaneously, with this efficiency of bending that improves the organism.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a schematic structural diagram of a first transmission assembly in the present embodiment;

fig. 3 is a schematic cross-sectional view of the present embodiment.

In the figure: 1. a body; 11. a supporting seat; 2. an outer frame; 3. a fixed roller; 31. a platen; 32. bending a pipe die; 4. a first rotating roller; 41. a turntable; 411. a groove; 5. a lifting assembly; 51. an inner frame; 511. an annular groove; 52. a screw; 521. a rod passing port; 522. a cross bar; 523. a limiting block; 524. a ring block; 6. a second rotating roller; 7. a first transmission assembly; 71. a drive motor; 72. a belt; 73. a first drive shaft; 74. a speed reducer; 75. a second drive shaft; 76. fixing a gear; 77. a chain; 8. a second transmission assembly; 81. a driving gear; 82. a driven gear; 9. a splint; 91. a fixed shaft; 10. and a roller.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the utility model discloses a pipe bending machine, which comprises a machine body 1. The top of the machine body 1 is fixedly connected with an outer frame 2, a fixed roller 3 horizontally penetrates through the inner part of the outer frame 2, and the fixed roller 3 is of a circular rod-shaped structure and is connected with the outer frame 2 in a sliding manner; and both ends of the fixing roller 3 are extended to the outside of the outer frame 2. One end fixedly connected with pressure disk 31 of frame 2 is kept away from to fixed roll 3, and pressure disk 31 is disc structure, and weight is heavier for exert pressure for panel. The machine body 1 below the pressure plate 31 is rotatably connected with a first rotating roller 4, the first rotating roller 4 is of a circular rod-shaped structure, one end of the first rotating roller is fixedly connected with a rotating disc 41, and the rotating disc 41 is of a circular disc-shaped structure and is located below the pressure plate 31. The hydraulic unit is placed between the turntable 41 and the platen 31, and is bent by the pressure of the platen 31 and the rotational force of the turntable 41. The peripheral side wall of the rotating disc 41 is provided with a groove 411, the groove 411 is of a circular ring structure, when a plate is placed on the rotating disc 41, the pressing disc 31 presses a part of the plate into the groove 411, so that the plate is bent, and the requirements of different plates on bending shapes are met.

The outer frame 2 and the fixed roller 3 are provided with a lifting unit 5, and the lifting unit 5 includes an inner frame 51 and a screw 52. The inner frame 51 has a rectangular frame structure and is located inside the outer frame 2, and the fixing rollers 3 penetrate through the inner frame 51 along the length direction of the inner frame 51 and are fixedly connected with the inner frame 51. The bottom of the screw rod 52 penetrates the inside of the outer frame 2 along the upper surface of the outer frame 2, and is rotatably connected with the upper surface of the inner frame 51. Referring to fig. 3, an annular groove 511 is formed in the inner wall of the connection portion between the screw rod 52 and the inner frame 51, and the section of the annular groove 511 is circular. The side wall of the bottom of the screw 52 is fixedly connected with an annular block 524, and the annular block 524 is of a circular ring structure and is in rotating fit with the annular groove 511. The annular groove 511 and the annular block 524 are arranged for limiting the inner frame 51 without affecting the normal rotation of the screw 52, so as to prevent the inner frame 51 from falling off from the bottom of the screw 52 under the action of self gravity to affect the lifting effect of the lifting assembly 5. The top of screw rod 52 has been seted up and has been crossed pole mouth 521, crosses pole mouth 521 and runs through screw rod 52 along screw rod 52's diameter direction, and crosses and transversely wear to be equipped with horizontal pole 522 in the pole mouth 521, and horizontal pole 522 is circular shaft-like structure for rotate screw rod 52, the both ends cover of horizontal pole 522 is established and is fixed with stopper 523, and stopper 523 is used for restricting the scope of sliding of horizontal pole 522, avoids horizontal pole 522 to drop from crossing pole mouth 521. The cross rod 522 is rotated to drive the screw rod 52 to rotate, so that the labor consumption in directly rotating the screw rod 52 is saved, and the rotating efficiency of the screw rod 52 is improved; the limiting block 523 is arranged to prevent the cross rod 522 from falling off from the rod passing opening 521.

Referring to fig. 1, a second rotating roller 6 is rotatably connected to the lower portion of the outer frame 2, the second rotating roller 6 is located on one side of the first rotating roller 4, and both one end of the second rotating roller 6, which is far away from the first rotating roller 4, and one end of the fixed roller 3, which is far away from the pressure plate 31, are detachably connected to a pipe bending die 32, and the pipe is placed between the two pipe bending dies 32 and bent under the action of the rotating force of the second rotating roller 6 and the downward pressure of the fixed roller 3. As shown in fig. 2, the machine body 1 and the first rotating roller 4 are provided with a first transmission assembly 7, and the first transmission assembly 7 includes a driving motor 71, a belt 72, a first driving shaft 73, a speed reducer 74, a second driving shaft 75, a fixed gear 76, and a chain 77. The driving motor 71 is fixedly connected to a lower portion of the machine body 1 for providing a rotational power to the second rotating roller 6. One end of the belt 72 is fitted over the motor shaft of the driving motor 71, and the other end is fitted over the first driving shaft 73. The first driving shaft 73 is rotatably connected to a speed reducer 74, and the speed reducer 74 is located at one side of the driving motor 71 and is used for adjusting the torque of the driving motor 71 so that the driving force of the driving motor 71 is sufficient to operate the second rotating roller 6. The second driving shaft 75 is rotatably connected to a side wall of the speed reducer 74 on a side away from the first driving shaft 73, and the fixed gear 76 is fixed to the second driving shaft 75. One end of the chain 77 is engaged with the fixed gear 76, and the other end of the chain 77 is engaged with the second rotating roller 6, thereby driving the second rotating roller 6 to rotate.

Referring to fig. 2, the first rotating roller 4 and the second rotating roller 6 are provided with a second transmission assembly 8, and the second transmission assembly 8 includes a driving gear 81 and a driven gear 82. The driving gear 81 is fixed on one end of the second rotating roller 6 away from the pipe bending die 32. The driven gear 82 is sleeved and fixed at one end of the first rotating roller 4 away from the rotating disc 41 and is meshed with the driving gear 81. Referring to fig. 1, when the second rotating roller 6 rotates, the driving gear 81 drives the driven gear 82 to rotate, so as to drive the first rotating roller 4 to rotate, thereby realizing the simultaneous operation of the pipe bending die 32 and the rotating disc 41, and simultaneously processing the plate and the pipe, thereby improving the bending efficiency of the machine body 1.

Referring to fig. 1, a plurality of supporting seats 11 of fixedly connected with on organism 1, the opening has been seted up at the center of supporting seat 11, and the supporting seat 11 is run through along the thickness direction of supporting seat 11 to the opening, and supporting seat 11 is worn to establish through the opening by first live-rollers 4 and second live-rollers 6, and the setting of supporting seat 11 is used for providing the support to both to improve stability when both rotate.

Referring to fig. 1, the bottom of the machine body 1 is fixedly connected with four clamping plates 9, and the four clamping plates 9 are respectively positioned at four corners of the machine body 1. And a fixing shaft 91 is fixedly connected between each group of clamping plates 9, and the fixing shaft 91 is arranged parallel to the horizontal plane. The fixed shaft 91 is sleeved with a roller 10, and the roller 10 is rotatably connected with the fixed shaft 91. The arrangement of the rollers 10 improves the convenience of moving the machine body 1, so that the machine body 1 can meet bending operations in different occasions.

The implementation principle of the embodiment is as follows: the screw rod 52 is rotated, the bottom of the screw rod 52 is fixed to the inner frame 51, the screw rod 52 drives the inner frame 51 to ascend and descend when ascending and descending, the fixing roller 3 fixed to the inner frame 51 ascends and descends along with the inner frame 51, the pressure plate 31 is driven to ascend and descend, the gap between the pressure plate 31 and the rotating disc 41 is changed, when the screw rod 52 drives the inner frame 51 to ascend and descend to a proper height, the screw rod 52 is directly locked through threaded matching of the screw rod 52 and the outer frame 2, and the screw rod 52 is prevented from falling under the action of gravity of the fixing roller 3. The bending clearance between the pressure plate 31 and the rotating disc 41 is changed by the scheme, so that the pipe bender is suitable for bending plates with different thicknesses, and the application range of the pipe bender is expanded.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A pipe bender, including organism (1), its characterized in that: the top of the machine body (1) is fixedly connected with an outer frame (2), the outer frame (2) is connected with a fixed roller (3) with two ends extending to the outside of the outer frame (2) in a sliding manner, one end of the fixed roller (3) far away from the outer frame (2) is fixedly connected with a pressure plate (31), a first rotating roller (4) is rotatably connected onto the machine body (1) below the pressure plate (31), one end of the first rotating roller (4) close to the pressure plate (31) is fixedly connected with a rotating disc (41) used for placing plates, lifting components (5) are arranged on the outer frame (2) and the fixed roller (3), each lifting component (5) comprises an inner frame (51) connected inside the outer frame (2) in a sliding manner and a screw rod (52) with the bottom end penetrating through the inner frame (2) from the upper surface of the outer frame (2) and rotatably connected with the inner frame (51), the screw rod (52) is in threaded fit with the outer frame (2), and the fixed roller (3) penetrates through the inner frame (51) along the length direction of the inner frame (51) and is fixedly connected with the inner frame (51).

2. The bender according to claim 1, wherein: the top end of the screw rod (52) is provided with a rod opening (521) along the diameter direction of the screw rod (52), a cross rod (522) used for rotating the screw rod (52) is horizontally arranged in the rod opening (521) in a penetrating mode, and two ends of the cross rod (522) are fixedly connected with limit blocks (523).

3. The bender according to claim 1, wherein: an annular groove (511) is formed in the inner wall of the joint of the inner frame (51) and the screw rod (52), and an annular block (524) which is in running fit with the annular groove (511) is fixedly connected to the peripheral side wall of the bottom end of the screw rod (52).

4. The bender according to claim 1, wherein: the peripheral side wall of the rotating disc (41) is provided with a groove (411) in a surrounding mode.

5. The bender according to claim 1, wherein: frame (2) below it is connected with second live-rollers (6) to rotate on organism (1), second live-rollers (6) are kept away from the one end of first live-rollers (4) and fixed roll (3) are kept away from the one end of pressure disk (31) all can be dismantled and be connected with bending die (32), second live-rollers (6) and be provided with the drive on organism (1) second live-rollers (6) pivoted first transmission assembly (7).

6. The bender according to claim 5, wherein: first drive assembly (7) establish first drive shaft (73) of being connected including fixed connection drive motor (71) on organism (1), cover and establish belt (72) on the motor shaft of drive motor (71), the other end cover with belt (72) establish, with first drive shaft (73) rotation connection's reduction gear (74), rotation connection is kept away from second drive shaft (75) of first drive shaft (73) one side in reduction gear (74), the cover is established and is fixed gear (76) on second drive shaft (75) and one end and fixed gear (76) cover establish be connected and the other end and second rotating roller (6) cover establish be connected chain (77).

7. The bender according to claim 5, wherein: second live-rollers (6) and be provided with second transmission assembly (8) on first live-rollers (4), second transmission assembly (8) are established including the cover second live-rollers (6) are kept away from driving gear (81) and the cover of the one end of bending die (32) are established first live-rollers (4) are kept away from the one end of carousel (41) and with driven gear (82) of driving gear (81) meshing.

8. The bender according to claim 5, wherein: the machine body (1) is fixedly connected with a supporting seat (11) used for supporting the first rotating roller (4) and the second rotating roller (6).

9. The bender according to claim 1, wherein: the four corners fixedly connected with splint (9) of organism (1) bottom, fixedly connected with level fixed axle (91) of placing between splint (9), the cover is equipped with on fixed axle (91) and is used for removing gyro wheel (10) of organism (1).