CN215508458U

CN215508458U - A steel pipe bender for building site operation

Info

Publication number: CN215508458U
Application number: CN202121937772.XU
Authority: CN
Inventors: 杜运勇
Original assignee: Qingdao Citic Weiye Environmental Protection Energy Co ltd
Current assignee: Qingdao Citic Weiye Environmental Protection Energy Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-01-14
Anticipated expiration: 2031-08-18

Abstract

The utility model belongs to the technical field of steel pipe processing equipment, and discloses a steel pipe bending machine for construction site field construction, which comprises a base, wherein a frame is fixedly arranged at the top of the base, a pneumatic cylinder is fixedly arranged in the middle of the top end of the frame, the bottom end of the pneumatic cylinder penetrates through the frame and extends into the frame, a movable plate is fixedly arranged in the frame, an extrusion wheel is fixedly arranged in the middle of the bottom end of the movable plate, and vertical rods are fixedly arranged on two sides of the bottom of an inner cavity of the frame. According to the utility model, by arranging the baffle, the screw rods, the moving blocks and the inclined rods, when the two screw rods rotate, the two moving blocks move back to back, at the moment, the two inclined rods pull the baffle to move downwards through the two movable sleeves, and finally, the bending amplitude of the extrusion wheel to the steel pipe can be changed, so that the adjustment and use of operators are facilitated, and the condition that the bending amplitude of the steel pipe is too small or too large is effectively avoided.

Description

A steel pipe bender for building site operation

Technical Field

The utility model belongs to the technical field of steel pipe processing equipment, and particularly relates to a steel pipe bending machine for construction site field construction.

Background

The steel pipe is a steel material having a hollow cross section and a length much longer than a diameter or a circumference, and is classified into a circular, square, rectangular, or special-shaped steel pipe according to the cross-sectional shape, a carbon structural steel pipe, a low alloy structural steel pipe, an alloy steel pipe, and a composite steel pipe according to the material quality, and is classified into a steel pipe for a transportation pipe, an engineering structure, a thermal equipment, a petrochemical industry, a machine manufacturing, a geological drilling, a high-pressure equipment, and the like according to the use.

At present, when the enterprise processes the steel pipe, the steel pipe bender often needs to be used, and the bending demand of steel pipe can be realized in the time of actual operation to current steel pipe bender, but operating personnel is inconvenient to the degree of bending of accuse to the steel pipe, and then appears the steel pipe degree of bending undersize or too big phenomenon easily.

Meanwhile, when the existing steel pipe bending machine bends a steel pipe, an operator is often required to manually clamp and fix the steel pipe, however, the operation mode not only affects the operation efficiency of the operator, but also increases the labor intensity of the operator, and therefore the steel pipe bending machine needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems, and provides a steel pipe bending machine for construction site field construction, which has the advantages of convenience in controlling bending amplitude and convenience in clamping and fixing.

In order to achieve the purpose, the utility model provides the following technical scheme: a steel pipe bending machine for construction site construction comprises a base, wherein a rack is fixedly mounted at the top of the base, a pneumatic cylinder is fixedly mounted in the middle of the top end of the rack, the bottom end of the pneumatic cylinder penetrates through the rack and extends into the rack, a movable plate is fixedly mounted in the rack, an extrusion wheel is fixedly mounted in the middle of the bottom end of the movable plate, vertical rods are fixedly mounted on two sides of the bottom of an inner cavity of the rack, fixed arc blocks are fixedly mounted at the top ends of the vertical rods, two movable sleeves are movably sleeved on the outer surfaces of the two vertical rods, a baffle plate positioned below the fixed arc blocks is fixedly mounted between the movable sleeves, a rotating rod positioned below the baffle plate is movably sleeved between the two vertical rods, lead screws are fixedly mounted at two ends of the rotating rod, and the other end of each lead screw is movably sleeved with the inner wall of the rack, the outer surface screw thread of lead screw has cup jointed the motion piece, the top of motion piece articulates there is the down tube, the other end of down tube is articulated with the outside of baffle.

As a preferred technical scheme of the utility model, the middle part of the outer surface of the rotating rod is fixedly sleeved with the rotating wheel, the outer surface of the rotating wheel is provided with anti-skid grains, and due to the design of the rotating wheel, an operator can conveniently rotate the rotating rod and the screw rod to rotate.

As a preferred technical scheme of the utility model, both sides of the bottom of the inner cavity of the rack are provided with limiting grooves, limiting blocks are movably sleeved in the limiting grooves, the top ends of the limiting blocks are fixedly connected with the bottoms of the moving blocks, and the limiting grooves and the limiting blocks are matched to play a good limiting role on the moving blocks, so that the moving blocks are more stable in the moving process.

As a preferred technical scheme of the utility model, movable rods positioned at two sides of the pneumatic cylinder are movably sleeved in the movable plate, a positioning block positioned at the top of the movable plate is fixedly installed at the top end of the movable rod, a movable clamping arc is fixedly installed at the bottom end of the movable rod, the fixed arc block and the movable clamping arc are both arc-shaped, and the fixed arc block and the movable clamping arc are matched with each other, so that a good clamping effect can be achieved on a steel pipe.

As a preferred technical scheme of the utility model, the outer surface of the movable rod is movably sleeved with a rigid spring positioned between the bottom of the movable plate and the top of the movable clamping arc, one end of the rigid spring is fixedly connected with the bottom of the movable plate, and the other end of the rigid spring is fixedly connected with the top of the movable clamping arc.

As a preferable technical scheme of the utility model, the number of the screw rods is two, two sections of threads are arranged on the outer surfaces of the two screw rods, and the directions of the two sections of threads are opposite, so that when the two screw rods rotate, the two moving blocks move towards or away from each other.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, by arranging the baffle, the screw rods, the moving blocks and the inclined rods, when the two screw rods rotate, the two moving blocks move back to back, at the moment, the two inclined rods pull the baffle to move downwards through the two movable sleeves, and finally, the bending amplitude of the extrusion wheel to the steel pipe can be changed, so that the adjustment and use of operators are facilitated, and the condition that the bending amplitude of the steel pipe is too small or too large is effectively avoided.

2. According to the utility model, by arranging the fixed arc block, the movable rod and the movable clamping arc, when the pneumatic cylinder runs, the movable plate can move downwards integrally, and finally the outer surface of the steel pipe can be clamped between the fixed arc block and the movable clamping arc.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic view of the mounting structure of the movable plate of the present invention;

fig. 4 is a partially enlarged structural diagram of a portion a in fig. 2.

In the figure: 1. a base; 2. a frame; 3. a pneumatic cylinder; 4. a movable plate; 5. an extrusion wheel; 6. a vertical rod; 7. fixing the arc block; 8. a movable sleeve; 9. a baffle plate; 10. rotating the rod; 11. a lead screw; 12. a motion block; 13. a diagonal bar; 14. a rotating wheel; 15. a limiting groove; 16. a limiting block; 17. a movable rod; 18. positioning blocks; 19. a movable clamping arc; 20. a stiff spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 4, the utility model provides a steel pipe bending machine for construction site field construction, which comprises a base 1, wherein a frame 2 is fixedly installed at the top of the base 1, a pneumatic cylinder 3 is fixedly installed at the middle part of the top end of the frame 2, the bottom end of the pneumatic cylinder 3 penetrates through the frame 2 and extends into the frame 2, a movable plate 4 is fixedly installed at the middle part of the bottom end of the movable plate 4, an extrusion wheel 5 is fixedly installed at the middle part of the bottom end of the movable plate 4, vertical rods 6 are fixedly installed at both sides of the bottom of an inner cavity of the frame 2, fixed arc blocks 7 are fixedly installed at the top ends of the vertical rods 6, the number of the vertical rods 6 is two, movable sleeves 8 are movably sleeved on the outer surfaces of the two vertical rods 6, a baffle 9 positioned below the fixed arc blocks 7 is fixedly installed between the movable sleeves 8, a rotating rod 10 positioned below the baffle 9 is movably sleeved between the insides of the two vertical rods 6, and lead screws 11 are fixedly installed at both ends of the rotating rod 10, the other end of the lead screw 11 is movably sleeved with the inner wall of the rack 2, a moving block 12 is sleeved on the outer surface of the lead screw 11 in a threaded manner, an inclined rod 13 is hinged to the top end of the moving block 12, and the other end of the inclined rod 13 is hinged to the outer side of the baffle 9.

Wherein, the middle part of dwang 10 surface is fixed to be cup jointed and is rotated wheel 14, and the surface that rotates wheel 14 is equipped with anti-skidding line, because the design that rotates wheel 14, will be convenient for operating personnel to rotate dwang 10 and lead screw 11 and take place rotatoryly.

Wherein, spacing groove 15 has all been seted up to the both sides of 2 inner chamber bottoms in frame, and limiting block 16 has been cup jointed in the inside activity of spacing groove 15, and limiting block 16's top and the bottom fixed connection of motion piece 12 because the cooperation between spacing groove 15 and the limiting block 16 will play good limiting displacement to motion piece 12 to make motion piece 12 more stable at the in-process of motion.

Wherein, the inside activity of fly leaf 4 has cup jointed the movable rod 17 that is located pneumatic cylinder 3 both sides, and the top fixed mounting of movable rod 17 has the locating piece 18 that is located fly leaf 4 top, and the bottom fixed mounting of movable rod 17 has activity card arc 19, and the appearance of fixed arc piece 7 and activity card arc 19 all presents for the arc, and just the cooperation between fixed arc piece 7 and the activity card arc 19, can play good tight effect of clamp to the steel pipe.

Wherein, the outer surface activity of movable rod 17 is cup jointed and is located the stiff spring 20 between activity card arc 19 top and the activity 4 bottom, and the one end of stiff spring 20 and the bottom fixed connection of activity board 4, the other end of stiff spring 20 and the top fixed connection of activity card arc 19, because the design of stiff spring 20 will make activity card arc 19 have good elasticity reset ability.

The number of the screw rods 11 is two, two threads are arranged on the outer surfaces of the two screw rods 11, and the directions of the two threads are opposite, so that when the two screw rods 11 rotate, the two moving blocks 12 move in the opposite direction or in the opposite direction.

The working principle and the using process of the utility model are as follows:

an operator firstly puts a steel pipe to be bent in the two fixed arc blocks 7, then starts the pneumatic cylinder 3, the operation of the pneumatic cylinder 3 enables the movable plate 4 to move downwards integrally, the outer surface of the steel pipe is clamped between the fixed arc blocks 7 and the movable clamping arc 19, the movable plate 4 moves downwards continuously, the rigid spring 20 is in a compressed state to generate elastic force, the steel pipe can be clamped between the fixed arc blocks 7 and the movable clamping arc 19, the lower surface of the extrusion wheel 5 extrudes the steel pipe to be bent, the lower surface of the bent part of the steel pipe is limited by the top of the baffle 9, then the operator can start the pneumatic cylinder 3, the movable plate 4 resets, and the bent steel pipe is taken out from the inside of the two fixed arc blocks 7.

When operating personnel need adjust the angle of bending of steel pipe, operating personnel can rotate this moment and rotate wheel 14 for dwang 10 drives two lead screws 11 and takes place rotatoryly, and back of the body motion will take place for two motion pieces 12 simultaneously, and two down tubes 13 will drive baffle 9 downstream through two movable sleeves 8, when the position of baffle 9 satisfies operating personnel's operation demand, can stop rotatory wheel 14 that rotates, baffle 9 can control the descending amplitude at the steel pipe position of being bent this moment.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a steel pipe bender for construction site operation, includes base (1), its characterized in that: the top of the base (1) is fixedly provided with a frame (2), the middle of the top of the frame (2) is fixedly provided with a pneumatic cylinder (3), the bottom of the pneumatic cylinder (3) penetrates through the frame (2) and extends to the inside of the frame (2) and is fixedly provided with a movable plate (4), the middle of the bottom of the movable plate (4) is fixedly provided with an extrusion wheel (5), both sides of the bottom of the inner cavity of the frame (2) are fixedly provided with vertical rods (6), the top of each vertical rod (6) is fixedly provided with a fixed arc block (7), the number of the vertical rods (6) is two, the outer surfaces of the two vertical rods (6) are movably sleeved with movable sleeves (8), a baffle plate (9) positioned below the fixed arc block (7) is fixedly arranged between the movable sleeves (8), and rotating rods (10) positioned below the baffle plate (9) are movably sleeved between the insides of the two vertical rods (6), the equal fixed mounting in both ends of dwang (10) has lead screw (11), the other end of lead screw (11) is cup jointed with the inner wall activity of frame (2), the surface screw thread of lead screw (11) has cup jointed motion piece (12), the top of motion piece (12) articulates there is down tube (13), the other end of down tube (13) is articulated with the outside of baffle (9).

2. The steel pipe bending machine for construction site field construction according to claim 1, characterized in that: the middle part of dwang (10) surface is fixed to be cup jointed and is rotated wheel (14), the surface that rotates wheel (14) is equipped with anti-skidding line.

3. The steel pipe bending machine for construction site field construction according to claim 1, characterized in that: limiting grooves (15) are formed in two sides of the bottom of the inner cavity of the rack (2), limiting blocks (16) are movably sleeved inside the limiting grooves (15), and the top ends of the limiting blocks (16) are fixedly connected with the bottom of the moving block (12).

4. The steel pipe bending machine for construction site field construction according to claim 1, characterized in that: the inside activity of fly leaf (4) is cup jointed and is located movable rod (17) of pneumatic cylinder (3) both sides, the top fixed mounting of movable rod (17) has locating piece (18) that are located fly leaf (4) top, the bottom fixed mounting of movable rod (17) has activity card arc (19).

5. The steel pipe bending machine for construction site field construction according to claim 4, wherein: the outer surface activity of activity pole (17) is cup jointed and is located rigid spring (20) between fly leaf (4) bottom and activity card arc (19) top, the bottom fixed connection of one end and fly leaf (4) of rigid spring (20), the other end and the top fixed connection of activity card arc (19) of rigid spring (20).

6. The steel pipe bending machine for construction site field construction according to claim 1, characterized in that: the number of the screw rods (11) is two, two threads are arranged on the outer surfaces of the two screw rods (11), and the directions of the two threads are opposite.