CN212884302U

CN212884302U - Hydraulic pipe bending machine

Info

Publication number: CN212884302U
Application number: CN202021746346.3U
Authority: CN
Inventors: 石磊; 范纪华; 江新; 倪燕
Original assignee: ZHANGJIAGANG MINGHUA MACHINERY MANUFACTURE CO Ltd
Current assignee: ZHANGJIAGANG MINGHUA MACHINERY MANUFACTURE CO Ltd
Priority date: 2020-08-20
Filing date: 2020-08-20
Publication date: 2021-04-06
Anticipated expiration: 2030-08-20

Abstract

The utility model discloses a hydraulic pipe bending machine, the on-line screen storage device comprises a base, both sides all are equipped with the fixed plate around the base, fixed plate and base fixed connection, two be equipped with the tight pulley between the fixed plate, the tight pulley rotates with the fixed plate to be connected, the tight pulley bottom is equipped with two movable wheels, movable wheel and tight pulley phase-match, the movable wheel bottom is equipped with the moving mechanism, the moving mechanism includes spacing axle, spacing axle runs through the movable wheel and passes through the bearing rotation with the movable wheel and be connected, first spout and second spout have been seted up to one side that the fixed plate is close to the base, first spout is linked together with the second spout. The utility model discloses a pneumatic cylinder output promotes the movable block and removes, makes spacing axle and then inside the second spout and slide along the second spout, through the second spout that sets up C shape, makes the movable wheel can continue the pipeline of buckling along the curved surface of tight pulley to realize that the wide-angle of pipeline is buckled.

Description

Hydraulic pipe bending machine

Technical Field

The utility model relates to a bending machine field, concretely relates to hydraulic pressure pipe bending machine.

Background

The pipe bending machine can be roughly divided into a numerical control pipe bending machine, a hydraulic pipe bending machine and the like, the hydraulic pipe bending machine is mainly used for laying and repairing pipelines in the aspects of electric power construction, highway construction, boilers, bridges, ships, furniture decoration and the like, and has the advantages of multiple functions, reasonable structure, simplicity in operation, convenience in movement, rapidness in installation and the like, and the hydraulic pipe bending machine is mainly used for plastic forming of pipes, so that pipes with ideal shapes can be obtained when the pipes are used for building engineering.

At present, the bending angle of a metal pipe bending die is not adjustable, the application range is narrow, the metal pipe bending die can only be used for bending a pipeline with a fixed angle, if the pipeline with a large bending angle is needed, the die needs to be replaced, the use is inconvenient, and the die manufacturing cost is high.

Therefore, it is necessary to invent a hydraulic pipe bending machine to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hydraulic pipe bending machine, promote the movable block through the pneumatic cylinder output and remove, make spacing axle remove along first spout, and then make the movable wheel promote the pipeline both ends, thereby make the pipeline crooked, when needs continue to bend bigger angle, the pneumatic cylinder output continues to promote the movable block and removes, make spacing axle and then inside and slide along the second spout of second spout, through the second spout that sets up C shape, make the movable wheel can continue the pipeline of buckling along the curved surface of tight pulley, thereby realize that the wide-angle of pipeline is buckled, need not to change the mould, and the production efficiency is improved, a plurality of moulds of preparation have been avoided simultaneously, the cost of manufacture is reduced, with the above-mentioned weak point in the solution technology.

In order to achieve the above object, the present invention provides the following technical solutions: a hydraulic pipe bending machine comprises a base, wherein fixed plates are arranged on the front side and the rear side of the base respectively, the fixed plates are fixedly connected with the base, a fixed wheel is arranged between the two fixed plates and is rotatably connected with the fixed plates, two movable wheels are arranged at the bottoms of the fixed wheels and are matched with the fixed wheels, and a movable mechanism is arranged at the bottoms of the movable wheels;

the movable mechanism comprises a limiting shaft, the limiting shaft penetrates through the movable wheel and is rotatably connected with the movable wheel through a bearing, a first sliding groove and a second sliding groove are formed in one side, close to the base, of the fixed plate, the first sliding groove is communicated with the second sliding groove, the first sliding groove is formed in the bottom of the second sliding groove, two ends of the limiting shaft extend into the first sliding grooves in one sides of the two fixed plates respectively, and the limiting shaft is connected with the first sliding grooves in a sliding mode;

the base top fixedly connected with pneumatic cylinder, pneumatic cylinder output fixedly connected with movable block, movable block top both sides articulate respectively has two connecting rods, two spacing axle runs through two connecting rods respectively, spacing axle and connecting rod fixed connection.

Preferably, both sides are the slider of equal fixedly connected with around the movable block, two the third spout has all been seted up to the fixed plate near movable block one side, the slider is established inside the third spout, slider and third spout sliding connection.

Preferably, the cross-sectional shape of the second sliding groove is a C shape, and the second sliding groove is connected with the limit shaft in a sliding manner.

Preferably, two connecting plates are arranged between the two fixing plates, the two connecting plates are symmetrically distributed on two sides of the fixing plates, two ends of each connecting plate are fixedly connected with the two fixing plates respectively, and the bottom ends of the connecting plates are fixedly connected with the base.

Preferably, a plurality of first supporting pads are arranged at the bottom of the base and fixedly connected with the base.

Preferably, one of them the fixed plate is kept away from one side of base and is equipped with a plurality of second supporting pads, second supporting pad and fixed plate fixed connection.

Preferably, the movable wheel and the fixed wheel are both provided with limiting clamping grooves, the limiting clamping grooves are annular, and the cross sections of the limiting clamping grooves are semicircular.

In the technical scheme, the utility model provides a technological effect and advantage:

promote the movable block through the pneumatic cylinder output and remove, make spacing axle remove along first spout, and then make the movable wheel promote the pipeline both ends, thereby make the pipeline crooked, when needs continue to bend bigger angle, the pneumatic cylinder output continues to promote the movable block and removes, make spacing axle and then inside the second spout and slide along the second spout, through the second spout that sets up C shape, make the movable wheel can continue the pipeline of buckling along the curved surface of fixed wheel, thereby realize that the wide-angle of pipeline is buckled, need not to change the mould, the production efficiency is improved, a plurality of moulds of preparation have been avoided simultaneously, the cost of manufacture is reduced.

Drawings

For a clearer explanation of the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present application, and it is obvious for those skilled in the art to obtain other drawings according to these drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is a side view of the present invention;

fig. 4 is a schematic perspective view of the fixing plate of the present invention.

Description of reference numerals:

1 base, 2 fixed plates, 3 tight pulleys, 4 loose wheels, 5 spacing axles, 6 first spouts, 7 second spouts, 8 pneumatic cylinders, 9 movable blocks, 10 connecting rods, 11 sliders, 12 third spouts, 13 connecting plates, 14 first supporting pads, 15 second supporting pads, 16 spacing draw-in grooves.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a hydraulic pipe bending machine as shown in figures 1-4, which comprises a base 1, wherein the front side and the rear side of the base 1 are both provided with a fixed plate 2, the fixed plate 2 is fixedly connected with the base 1, a fixed wheel 3 is arranged between two fixed plates 2, the fixed wheel 3 is rotatably connected with the fixed plate 2, the bottom of the fixed wheel 3 is provided with two movable wheels 4, the movable wheels 4 are matched with the fixed wheels 3, and the bottoms of the movable wheels 4 are provided with movable mechanisms;

the movable mechanism comprises a limiting shaft 5, the limiting shaft 5 penetrates through the movable wheel 4 and is rotatably connected with the movable wheel 4 through a bearing, a first sliding groove 6 and a second sliding groove 7 are formed in one side, close to the base 1, of the fixed plate 2, the first sliding groove 6 is communicated with the second sliding groove 7, the first sliding groove 6 is formed in the bottom of the second sliding groove 7, two ends of the limiting shaft 5 extend into the first sliding grooves 6 on one sides of the two fixed plates 2 respectively, and the limiting shaft 5 is connected with the first sliding grooves 6 in a sliding mode;

the base is characterized in that a hydraulic cylinder 8 is fixedly connected to the top of the base 1, a movable block 9 is fixedly connected to the output end of the hydraulic cylinder 8, two connecting rods 10 are hinged to two sides of the top of the movable block 9 respectively, two connecting rods 10 are penetrated through the limiting shaft 5 respectively, and the limiting shaft 5 is fixedly connected with the connecting rods 10.

Further, in the above technical scheme, both sides are equal fixedly connected with slider 11 around the movable block 9, two third spout 12 has all been seted up to fixed plate 2 near movable block 9 one side, slider 11 is established inside third spout 12, slider 11 and third spout 12 sliding connection.

Further, in the above technical solution, the cross-sectional shape of the second sliding chute 7 is a C shape, and the second sliding chute 7 is slidably connected to the limit shaft 5.

Further, in the above technical scheme, two connecting plates 13 are arranged between the two fixing plates 2, the two connecting plates 13 are symmetrically distributed on two sides of the fixing plates 2, two ends of the connecting plates 13 are respectively fixedly connected with the two fixing plates 2, and the bottom ends of the connecting plates 13 are fixedly connected with the base 1.

Further, in the above technical solution, the base 1 is provided with a plurality of first supporting pads 14 at the bottom, and the first supporting pads 14 are fixedly connected with the base 1.

Further, in the above technical solution, one of them the fixed plate 2 is equipped with a plurality of second supporting pads 15 on the side of keeping away from base 1, second supporting pad 15 and fixed plate 2 fixed connection.

Further, in the above technical scheme, the movable wheel 4 and the fixed wheel 3 are both provided with a limiting clamping groove 16 at the outer part, the limiting clamping groove 16 is annular, and the cross section of the limiting clamping groove 16 is semicircular.

The implementation mode is specifically as follows: when the utility model is used, the base 1 or the fixed plate 2 can be used as the bottom surface of the pipe bender according to the requirements of customers by arranging the first supporting pad 14 and the second supporting pad 15, when in use, the pipeline to be bent is placed between the fixed wheel 3 and the movable wheel 4, so that the pipeline is limited by the limiting clamping groove 16 outside the fixed wheel 3 and the movable wheel 4, then the hydraulic cylinder 8 is started, the output end of the hydraulic cylinder 8 pushes the movable block 9 to move, the sliding blocks 11 on both sides of the movable block 9 limit the movable block 9, the movable block 9 moves along the direction of the third sliding groove 12, so that the connecting rod 10 at the top end of the movable block 9 pushes the limiting shaft 5 to move, the limiting shaft 5 moves along the first sliding groove 6, and the movable wheel 4 pushes the two ends of the pipeline, the pipeline is blocked by the fixed wheel 3, so that the pipeline is bent until the limiting shaft 5 moves to move the joint of the first sliding groove 6 and the, accomplish to bend, when needs continue to bend bigger angle, 8 outputs of pneumatic cylinder continue to promote movable block 9 and remove, through the transmission, make spacing axle 5 and then inside second spout 7 and slide along second spout 7, second spout 7 through setting up C shape, make movable wheel 4 can continue to buckle the pipeline along the curved surface of tight pulley 3, thereby realize that the wide-angle of pipeline is buckled, need not to change the mould, and the production efficiency is improved, a plurality of moulds of preparation have been avoided simultaneously, the cost of manufacture has been reduced, if need buckle the pipeline of large angle among the prior art specifically to have been solved to this embodiment, then need to change the mould, it is inconvenient to use, the problem that the mould cost of manufacture is high.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. A hydraulic pipe bending machine comprises a base (1), and is characterized in that: the front side and the rear side of the base (1) are respectively provided with a fixed plate (2), the fixed plates (2) are fixedly connected with the base (1), a fixed wheel (3) is arranged between the two fixed plates (2), the fixed wheels (3) are rotatably connected with the fixed plates (2), two movable wheels (4) are arranged at the bottoms of the fixed wheels (3), the movable wheels (4) are matched with the fixed wheels (3), and movable mechanisms are arranged at the bottoms of the movable wheels (4);

the movable mechanism comprises a limiting shaft (5), the limiting shaft (5) penetrates through the movable wheel (4) and is rotatably connected with the movable wheel (4) through a bearing, one side, close to the base (1), of the fixed plate (2) is provided with a first sliding chute (6) and a second sliding chute (7), the first sliding chute (6) is communicated with the second sliding chute (7), the first sliding chute (6) is arranged at the bottom of the second sliding chute (7), two ends of the limiting shaft (5) respectively extend into the first sliding chutes (6) on one side of the two fixed plates (2), and the limiting shaft (5) is in sliding connection with the first sliding chutes (6);

base (1) top fixedly connected with pneumatic cylinder (8), pneumatic cylinder (8) output end fixedly connected with movable block (9), movable block (9) top both sides articulate respectively has two connecting rods (10), two spacing axle (5) runs through two connecting rods (10) respectively, spacing axle (5) and connecting rod (10) fixed connection.

2. A hydraulic pipe bender as claimed in claim 1, wherein: the equal fixedly connected with slider (11) in both sides around movable block (9), two fixed plate (2) are close to movable block (9) one side and have all seted up third spout (12), establish inside third spout (12) slider (11), slider (11) and third spout (12) sliding connection.

3. A hydraulic pipe bender as claimed in claim 1, wherein: the cross section of the second sliding groove (7) is C-shaped, and the second sliding groove (7) is connected with the limiting shaft (5) in a sliding mode.

4. A hydraulic pipe bender as claimed in claim 1, wherein: two be equipped with two connecting plate (13) between fixed plate (2), two connecting plate (13) symmetric distribution is in fixed plate (2) both sides, connecting plate (13) both ends respectively with two fixed plate (2) fixed connection, connecting plate (13) bottom and base (1) fixed connection.

5. A hydraulic pipe bender as claimed in claim 1, wherein: the base is characterized in that a plurality of first supporting pads (14) are arranged at the bottom of the base (1), and the first supporting pads (14) are fixedly connected with the base (1).

6. A hydraulic pipe bender as claimed in claim 1, wherein: one of them fixed plate (2) are kept away from one side of base (1) and are equipped with many second supporting pads (15), second supporting pad (15) and fixed plate (2) fixed connection.

7. A hydraulic pipe bender as claimed in claim 1, wherein: limiting clamping grooves (16) are formed in the outer portions of the movable wheel (4) and the fixed wheel (3), the limiting clamping grooves (16) are annular, and the cross sections of the limiting clamping grooves (16) are semicircular.