CN213288273U

CN213288273U - Movable pipe bender

Info

Publication number: CN213288273U
Application number: CN202120244916.7U
Authority: CN
Inventors: 汪敏; 赵弥江; 赵其俊; 罗艳东
Original assignee: Yunnan Dechun Steel Structure Engineering Co ltd
Current assignee: Yunnan Dechun Steel Structure Engineering Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-05-28
Anticipated expiration: 2031-01-28

Abstract

The utility model discloses a movable pipe bender, which comprises a machine body, wherein a pipe bending driving device is fixedly arranged in the inner cavity of the machine body, a pipe bending roller set is fixedly arranged at the upper end of the machine body, the pipe bending roller set is fixedly connected with the output end of the pipe bending driving device, a telescopic hydraulic cylinder is fixedly connected with the center of the lower end of the machine body, a movable base can be fixed at the bottom of the machine body through the matching of the bottom fixed base and the base slider by arranging the bottom fixed base and the base slider, the movable base can be pushed by the telescopic hydraulic cylinder through the telescopic hydraulic cylinder by arranging the telescopic hydraulic cylinder, so that support legs are grounded and suspended, thereby switching two modes of moving and fixing work, the pipe bender is more stable in working, the movable base can be fixed on a pipe supporting frame when, the trundles at the lower end of the movable base can support the pipeline to be bent, so that the operation and the processing of workers are facilitated.

Description

Movable pipe bender

Technical Field

The utility model relates to a steel construction processing equipment field especially relates to a portable bending machine.

Background

The pipe bending machine can be used in steel structure production equipment, is an electric tool for bending a metal pipe into a certain angle or an arc line, is mainly used for electric power construction, public railway construction, pipeline laying and repairing in the aspects of boilers, bridges, ships, furniture, decoration and the like, and has the advantages of multiple functions, reasonable structure, simplicity in operation and the like.

In order to adapt to the production requirement, a movable pipe bender is required to be used, the movable pipe bender in the prior art mostly adopts a mode of directly additionally installing trundles to move the pipe bender, so that the pipe bender is not stable enough in work, the normal operation of pipe bending is influenced, and potential safety hazards also exist.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a movable pipe bender which can bring the working stability and fix the firm technical effect.

In order to solve the technical problem, the utility model provides a following technical scheme: a movable pipe bender comprises a machine body, wherein a pipe bending driving device is fixedly arranged in an inner cavity of the machine body, and the upper end of the machine body is fixedly provided with a bent pipe roller group which is fixedly connected with the output end of the bent pipe driving device, a telescopic hydraulic cylinder is fixedly connected at the center of the lower end of the machine body, a piston rod of the telescopic hydraulic cylinder vertically penetrates through the lower wall of the machine body downwards, the tail end of a piston rod of the telescopic hydraulic cylinder is fixedly connected with a bottom fixed seat, the inner wall of the bottom fixed seat is provided with a base sliding groove, a base sliding block is inserted in the base sliding groove, the lower end of the base sliding block is fixedly connected with a movable base, the lower end of the movable base is fixedly connected with a caster, four vertex angles at the lower end of the machine body are fixedly connected with support legs, one side fixedly connected with of organism trusteeship mount, and trusteeship mount upper end is seted up the draw-in groove the same with the base spout.

As a preferred technical scheme of the utility model, the lower extreme threaded connection of trusteeship mount has base fixation nut, and base fixation nut's upper end runs through the tank bottom of trusteeship mount upper end draw-in groove.

As a preferred technical scheme of the utility model, the upper end fixedly connected with guide bar of bottom fixing base, and the lower extreme of organism corresponds the position of guide bar and has seted up the guiding hole, the guide bar is inserted and is located in the organism lower extreme guiding hole.

As an optimized technical scheme of the utility model, every the lower extreme of truckle is rotated and is connected with the polyurethane gyro wheel, and the polyurethane gyro wheel of every truckle lower extreme is provided with two.

As a preferred technical scheme of the utility model, the position fixedly connected with that the lower extreme of moving base corresponds the truckle changes the cover, and the upper end fixedly connected with pivot of truckle, the pivot is passed through sliding seal sliding connection in the commentaries on classics cover.

As a preferred technical scheme of the utility model, the outer wall middle part fixedly connected with spacing ring of pivot, and the outer wall cover of pivot is equipped with reset spring, reset spring sets up between removal base and spacing ring.

As a preferred technical scheme of the utility model, the cover changes and is close to the one end inner wall fixedly connected with footstep bearing that removes the base, and the pivot corresponds the footstep bearing inner circle and has seted up the chamfer.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

1. through setting up bottom fixing base and base slider, make the removal base can be fixed in the bottom of organism through the cooperation of bottom fixing base and base slider, make the removal base promote the removal base through setting up flexible pneumatic cylinder can be through the flexible of flexible pneumatic cylinder, make stabilizer blade ground connection and unsettled, thereby switch and remove and two kinds of modes of fixed work, make the bending machine at the during operation more stable, through setting up the trusteeship mount, can fix the removal base on the trusteeship mount when the bending machine is fixed, make the truckle of removal base lower extreme can hold up and treat the pipeline of buckling, make things convenient for staff's operation and processing.

2. Through setting up reset spring and spacing ring for the truckle when not bearing the gravity of organism, reset spring promotes the pivot through the spacing ring and separates with footstep bearing, and makes the lateral wall and the sliding seal contact friction of spacing ring, thereby the restriction pivot rotates, makes the turned angle of truckle fixed, facilitates the use.

Drawings

Fig. 1 is a perspective view of a movable base of the present invention;

fig. 2 is a side view of the present invention in motion;

FIG. 3 is a side sectional view of the present invention during the fixing operation;

fig. 4 is an enlarged view of a portion a in fig. 3 according to the present invention.

Wherein: 1. a body; 2. a pipe bending drive device; 3. a pipe bending roller set; 4. a telescopic hydraulic cylinder; 5. a support leg; 6. a bottom fixed seat; 7. a guide bar; 8. moving the base; 9. a base slide block; 10. a base chute; 11. a caster wheel; 12. a supporting pipe fixing frame; 13. a base fixing nut; 14. a polyurethane roller; 15. rotating the sleeve; 16. a rotating shaft; 17. sliding the seal ring; 18. a return spring; 19. a limiting ring; 20. and a thrust bearing.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-4, a movable pipe bender comprises a machine body 1, a pipe bending driving device 2 is fixedly installed in an inner cavity of the machine body 1, a pipe bending roller set 3 is fixedly installed at an upper end of the machine body 1, the pipe bending roller set 3 is fixedly connected with an output end of the pipe bending driving device 2, a telescopic hydraulic cylinder 4 is fixedly connected with a lower end center of the machine body 1, a piston rod of the telescopic hydraulic cylinder 4 vertically penetrates through a lower wall of the machine body 1 downwards, a bottom fixing seat 6 is fixedly connected with an end of the piston rod of the telescopic hydraulic cylinder 4, a base sliding groove 10 is formed in an inner wall of the bottom fixing seat 6, a base sliding block 9 is inserted in the base sliding groove 10, a movable base 8 is fixedly connected with a lower end of the movable base 8, casters 11 are fixedly connected with a lower end of the movable base 8, and the upper end of the supporting tube fixing frame 12 is provided with a clamping groove which is the same as the base sliding groove 10.

When the device moves, the telescopic hydraulic cylinder 4 is driven to extend, so that the bottom fixing seat 6 pushes the movable base 8 downwards, the machine body 1 is lifted, the lower ends of the support legs 5 are suspended, the device is convenient for a user to move, when the destination is reached, the telescopic hydraulic cylinder 4 is driven to retract, so that the lower ends of the support legs 5 are in contact with the ground, the trundles 11 at the lower ends of the movable base 8 are suspended, then the movable base 8 is taken out, the base sliding blocks 9 on the movable base 8 are aligned with the clamping grooves of the confetti fixing frame 12, the movable base 8 is fixed through the base fixing nuts 13, so that a pipeline to be bent can be placed between the polyurethane rollers 14 on the trundles 11, the pipeline is conveyed into the elbow roller group 3 through the polyurethane rollers 14 to be bent, and the movable base 8 can be fixed at the bottom of the machine body 1 through the matching of the bottom fixing seat 6, make moving base 8 can promote moving base 8 through the flexible of flexible pneumatic cylinder 4 through setting up flexible pneumatic cylinder 4, make stabilizer blade 5 ground connection and unsettled, thereby switch and remove and two kinds of modes of fixed work, make the bending machine at the during operation more stable, through setting up trusteeship mount 12, can fix moving base 8 on trusteeship mount 12 when bending machine fixed work, make the truckle 11 of moving base 8 lower extreme can hold up the pipeline of waiting to bend, make things convenient for staff's operation and processing.

In other embodiments, the lower end of the supporting tube fixing frame 12 is connected with a base fixing nut 13 through threads, and the upper end of the base fixing nut 13 penetrates through the bottom of a clamping groove at the upper end of the supporting tube fixing frame 12, so that the movable base 8 is fixed conveniently through the base fixing nut 13.

In other embodiments, the upper end of the bottom fixing seat 6 is fixedly connected with the guide rod 7, the lower end of the machine body 1 is provided with a guide hole corresponding to the guide rod 7, the guide rod 7 is inserted into the guide hole at the lower end of the machine body 1 and is guided by the guide rod 7, so that the bottom fixing seat 6 is more stable when moving, and the stability of the equipment is improved.

In other embodiments, the lower end of each caster 11 is rotatably connected with two polyurethane rollers 14, and the two polyurethane rollers 14 at the lower end of each caster 11 lift the pipeline by two telescopic hydraulic cylinders 4, so that the pipeline moves more stably.

In other embodiments, the lower end of the movable base 8 corresponds to the position fixedly connected with rotary sleeve 15 of the caster 11, the upper end fixedly connected with rotary shaft 16 of the caster 11 is connected with the rotary sleeve 15 in a sliding mode through a sliding seal ring 17, the caster 11 can rotate through the matching of the rotary sleeve 15 and the rotary shaft 16, and the movable base 1 is convenient to move.

In other embodiments, a limit ring 19 is fixedly connected to the middle portion of the outer wall of the rotating shaft 16, and a return spring 18 is sleeved on the outer wall of the rotating shaft 16, the return spring 18 is disposed between the moving base 8 and the limit ring 19, the moving base 8 can be fixed at the bottom of the machine body 1 through the cooperation of the bottom fixing base 6 and the base sliding block 9 by disposing the bottom fixing base 6 and the base sliding block 9, the moving base 8 can push the moving base 8 through the extension and retraction of the telescopic hydraulic cylinder 4 by disposing the telescopic hydraulic cylinder 4, so that the support leg 5 is grounded and suspended, thereby switching between two modes of moving and fixing work, making the pipe bender more stable in operation, the moving base 8 can be fixed on the support tube fixing frame 12 during the fixing work of the pipe bender by disposing the support tube fixing frame 12, so that the caster 11 at, the operation and the processing of workers are convenient.

In other embodiments, a thrust bearing 20 is fixedly connected to an inner wall of one end of the rotating sleeve 15 close to the moving base 8, and an inner ring of the rotating shaft 16 corresponding to the thrust bearing 20 is chamfered, so that the rotating resistance of the rotating shaft 16 is reduced through the insertion and matching of the rotating shaft 16 and the inner ring of the thrust bearing 20, and the rotation of the caster 11 is facilitated.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a portable bending machine, includes organism (1), the inner chamber fixed mounting of organism (1) has return bend drive arrangement (2), and the upper end fixed mounting of organism (1) has return bend roller set (3), return bend roller set (3) and the output fixed connection of return bend drive arrangement (2), its characterized in that: the lower extreme center fixedly connected with flexible pneumatic cylinder (4) of organism (1), the piston rod of flexible pneumatic cylinder (4) is vertical to run through the lower wall of organism (1) downwards, and the terminal fixedly connected with bottom fixing base (6) of piston rod of flexible pneumatic cylinder (4), base spout (10) have been seted up to the inner wall of bottom fixing base (6), and have been inserted in base spout (10) and be equipped with base slider (9), lower extreme fixedly connected with moving base (8) of base slider (9), lower extreme fixedly connected with truckle (11) of moving base (8), equal fixedly connected with stabilizer blade (5) on four apex angles of lower extreme of organism (1), one side fixedly connected with of organism (1) trusteeship mount (12), and trusteeship mount (12) upper end sets up the draw-in groove the same with base spout (10).

2. The movable bender according to claim 1, wherein: the lower end of the supporting tube fixing frame (12) is in threaded connection with a base fixing nut (13), and the upper end of the base fixing nut (13) penetrates through the bottom of a clamping groove in the upper end of the supporting tube fixing frame (12).

3. The movable bender according to claim 1, wherein: the upper end of the bottom fixing seat (6) is fixedly connected with a guide rod (7), a guide hole is formed in the position, corresponding to the guide rod (7), of the lower end of the machine body (1), and the guide rod (7) is inserted into the guide hole in the lower end of the machine body (1).

4. The movable bender according to claim 1, wherein: the lower end of each caster (11) is rotatably connected with a polyurethane roller (14), and two polyurethane rollers (14) are arranged at the lower end of each caster (11).

5. The movable bender according to claim 1, wherein: the lower extreme of removal base (8) corresponds the position fixedly connected with commentaries on classics cover (15) of truckle (11), and the upper end fixedly connected with pivot (16) of truckle (11), pivot (16) are through sliding seal circle (17) sliding connection in commentaries on classics cover (15).

6. The movable bender according to claim 5, wherein: the outer wall middle part fixedly connected with spacing ring (19) of pivot (16), and the outer wall cover of pivot (16) is equipped with reset spring (18), reset spring (18) set up in moving between base (8) and spacing ring (19).

7. The movable bender according to claim 5, wherein: the inner wall of one end, close to the movable base (8), of the rotating sleeve (15) is fixedly connected with a thrust bearing (20), and a chamfer is formed in the rotating shaft (16) corresponding to the inner ring of the thrust bearing (20).