Bending equipment for steel pipe

Abstract

The utility model relates to the technical field of bending equipment, and discloses steel pipe bending equipment which comprises a working table, a plurality of steel pipe bodies are arranged at the upper end of the working table, a clamping mechanism for clamping the steel pipe bodies is arranged at the left end of the working table, and a bending mechanism for bending the steel pipe bodies is arranged above a rectangular seat. The steel pipe bodies penetrate through the first semicircular grooves, the steel pipe bodies penetrate through the positioning wheels and the U-shaped plates, the steel pipe bodies are placed in the second semicircular grooves of the supporting plates, the pressing plates are pressed to the steel pipe bodies, the steel pipe bodies are fixed by rotating the bolts, and the pressing plates are pressed downwards through the motors. The steel pipe bending device is simple in structure and convenient to use, steel pipe bodies can be fixed by locking the steel pipe bodies through bolts at the two ends, a second semicircular groove and a third semicircular groove which correspond to each other are formed, a motor drives a rotating rod and a connecting rod, multiple steel pipe bodies can be bent at the same time, and the working efficiency is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of bending equipment, concretely to a bending equipment of steel pipe. BACKGROUND

[0002] Steel pipe is a kind of hollow long strip steel, is used as the pipeline of conveying fluid, such as coal gas, steam and exchanging heat energy etc., in order to be more convenient in use, steel pipe is bent by bending device when processing.

[0003] According to retrieval, Chinese patent document, announcement number: CN113042586B, discloses a kind of bending equipment for steel pipe production, by setting support table, drive mechanism, clamping mechanism and resistance mechanism, the inside of support table is hollow structure, the bottom of support table has four legs, drive mechanism includes motor, speed reducer and support shaft, motor is fixed in the inner bottom wall of support table by motor base, speed reducer is fixedly installed on the inner bottom wall of support table upper portion, the input shaft of speed reducer is fixedly connected with the rotating shaft of motor, support shaft is installed on the top wall of support table by rolling bearing, the bottom end of support shaft is fixedly connected with the output shaft of speed reducer, clamping mechanism includes base and positioning bolt, base is horizontally and fixedly installed on the upper end end of support shaft, resistance mechanism includes mounting shaft and cylindrical roller, this equipment can process different specifications of elbow pipe, but the equipment has deficiencies.This device's clamping mechanism is tightly clamped to steel pipe by spring band tight resistance block, and single bolt is fixed, but when steel pipe body is bent, the force is very large, the device is difficult to fix steel pipe well, and steel pipe body is easily dropped and flies out, which threatens the safety of workers, and the device cannot bend multiple steel pipes simultaneously, so the working efficiency is not high. UTILITY MODEL CONTENTS

[0004] (One) technical problem solved

[0005] The utility model aims at providing a kind of bending equipment of steel pipe to solve the problems raised in the above background.

[0006] (Two) technical scheme

[0007] To achieve the above object, the utility model provides the following technical scheme: a kind of bending equipment of steel pipe, including workbench, the upper end of the workbench is provided with multiple steel pipe bodies, the left end of the workbench is provided with the clamping mechanism that can clamp steel pipe body, the middle part of the workbench is rotatably installed with multiple sets of positioning wheel, the upper end right side of the workbench is fixedly installed with U-shaped plate, the right side of the workbench is provided with rectangular seat, the upper end of the rectangular seat is fixedly installed with support plate, the upper end of the support plate is provided with multiple semicircular grooves two, the upper of the rectangular seat is provided with the bending mechanism that makes steel pipe body bend, the lower end of the workbench is fixedly installed with four support legs.

[0008] Preferably, the clamping mechanism comprises a bottom plate, a top plate and a semicircular groove one, the upper end of the left side of the workbench is fixedly installed with the bottom plate, the upper end of the bottom plate is installed with the top plate, and the upper end of the bottom plate and the lower end of the top plate are both provided with a plurality of corresponding semicircular grooves one.

[0009] Through the above technical scheme, the plurality of semicircular grooves one corresponding to the bottom plate and the top plate can make the plurality of steel pipe bodies put into the corresponding semicircular grooves one and bend at the same time.

[0010] Preferably, the clamping mechanism further comprises a threaded hole and a bolt, the front and rear ends of the bottom plate and the top plate are both provided with a threaded hole in communication, and the threaded hole is threadedly connected with the bolt.

[0011] Through the above technical scheme, when the steel pipe body is put in, the bottom plate and the top plate are clamped by threads by rotating the bolt, so that the steel pipe body is fixed.

[0012] Preferably, the bending mechanism comprises a rotating rod, a connecting rod and a pressing plate, the lower end of the supporting plate is movably penetrated with the rotating rod, the outer sides of the two ends of the rotating rod are both fixedly installed with the connecting rod, and the ends away from the rotating rod of the two connecting rods are both rotatably installed with the pressing plate.

[0013] Through the above technical scheme, when the rotating rod rotates, the connecting rod rotates, and the connecting rod drives the pressing plate to bend the steel pipe body.

[0014] Preferably, the bending mechanism further comprises a semicircular groove three, a machine case and a motor, the lower end of the pressing plate is provided with a plurality of semicircular grooves three, the upper end of the front side of the rectangular seat is fixedly installed with the machine case, the inner side of the machine case is fixedly installed with the motor, and the output end of the motor is fixedly connected with the rotating rod through the machine case.

[0015] Through the above technical scheme, the rotating rod is rotated clockwise by starting the motor, the connecting rod drives the pressing plate to rotate clockwise through the rotation of the rotating rod, and the steel pipe body is subjected to downward pressure, so that the steel pipe body is bent.

[0016] Preferably, the left end of each steel pipe body penetrates through the corresponding two semicircular grooves one and the adjacent two positioning wheels, the right end of each steel pipe body penetrates through the inner side of the U-shaped plate, the right end of each steel pipe body is arranged on the upper side of the corresponding semicircular groove two on the lower side, and the right end of each steel pipe body is arranged on the lower side of the corresponding semicircular groove three on the upper side.

[0017] Through the technical scheme, the left end of the steel pipe body is arranged through the clamping mechanism, the positioning wheels on both sides of the steel pipe body can make the steel pipe body pass through the inner side of the U-shaped plate, the support of the bottom wall of the U-shaped plate to the upper wall of the steel pipe body makes the left end of the steel pipe body not deformed, the support of the support plate, the semicircular groove three under the pressing plate fixes the steel pipe body, the motor drives the connecting rods on the outer sides of both ends of the rotating rod, the connecting rods drive the pressing plate to press downward, and the steel pipe body is bent.

[0018] Compared with the prior art, the steel pipe bending equipment has the following beneficial effects:

[0019] The utility model discloses a workbench, clamping mechanism, steel pipe body, positioning wheel, U -shaped plate, support plate, semicircular groove no. Two, bending mechanism, rectangular seat, support leg etc. are set up, and the steel pipe body passes through the semicircular groove no. One of the bottom plate and top plate, and the steel pipe body passes through two positioning wheels and U -shaped plate, and after the steel pipe body is placed in the semicircular groove no. Two of support plate, the semicircular groove three of the lower end of pressing plate is pressed to corresponding steel pipe body, and the bottom plate and top plate steel pipe body are fixed by the rotation bolt, and the motor is started and drives the rotating rod to rotate, and the rotating rod drives the connecting rod of both ends to rotate, and the connecting rod drives the pressing plate to press down, and the device can set up multiple steel pipe bodies through the semicircular groove no. One of the bottom plate and top plate simultaneously, and is locked through both end bolts, can fix the steel pipe body well, does not make the steel pipe have the risk of falling off, guarantees the safety of the worker, and the rotation of the positioning wheel makes the steel pipe body pass through the inner side of the U-shaped plate easily, and the support of the bottom wall of the U-shaped plate to the upper wall of the steel pipe body makes the left end of the steel pipe body not deformed when bending, and the corresponding semicircular groove no. Two and semicircular groove three of the upper end of the support plate and the lower end of the pressing plate and the motor driven rotating rod and connecting rod can simultaneously bend multiple steel pipe bodies, and effectively improve the work efficiency. ACCURACY OF DRAWINGS

[0020] Figure 1 It is a three-dimensional structure schematic diagram of the utility model;

[0021] Figure 2 It is a three-dimensional structure schematic diagram of the utility model; Figure One ;

[0022] Figure 3 It is a three-dimensional structure schematic diagram of the utility model; Figure Two ;

[0023] Figure 4 It is a three-dimensional structure schematic diagram of the utility model; Figure Three ;

[0024] Figure 5 It is a three-dimensional structure schematic diagram of the utility model; Figure Four ;

[0025] Figure 6 It is a three-dimensional structure schematic diagram of the utility modelFigure 3 Schematic diagram of the structure at point A in the middle.

[0026] In the diagram: 1. Workbench; 2. Clamping mechanism; 201. Base plate; 202. Top plate; 203. Semicircular groove one; 204. Threaded hole; 205. Bolt; 3. Steel pipe body; 4. Positioning wheel; 5. U-shaped plate; 6. Support plate; 7. Semicircular groove two; 8. Bending mechanism; 801. Rotating rod; 802. Connecting rod; 803. Pressure plate; 804. Semicircular groove three; 805. Chassis; 806. Motor; 9. Rectangular base; 10. Support leg. Detailed Implementation

[0027] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0028] Example 1:

[0029] like Figure 1 , Figure 2 , Figure 3 , Figure 5 , Figure 6 As shown, the present invention provides a steel pipe bending device, including a workbench 1, a plurality of steel pipe bodies 3 are arranged on the upper end of the workbench 1, a clamping mechanism 2 for clamping the steel pipe bodies 3 is arranged on the left end of the workbench 1, a plurality of positioning wheels 4 are rotatably installed in the middle of the workbench 1, a U-shaped plate 5 is fixedly installed on the upper right side of the workbench 1, a rectangular seat 9 is arranged on the right side of the workbench 1, a support plate 6 is fixedly installed on the upper end of the rectangular seat 9, a plurality of semi-circular grooves 7 are opened on the upper end of the support plate 6, a bending mechanism 8 for bending the steel pipe bodies 3 is arranged above the rectangular seat 9, and four support legs 10 are fixedly installed on the lower end of the workbench 1.

[0030] Specifically, the clamping mechanism 2 includes a base plate 201, a top plate 202, and semi-circular grooves 203. The base plate 201 is fixedly installed on the upper left side of the worktable 1, and the top plate 202 is installed on the upper end of the base plate 201. Multiple semi-circular grooves 203 are correspondingly formed on the upper end of the base plate 201 and the lower end of the top plate 202. The advantage is that the multiple semi-circular grooves 203 corresponding to the base plate 201 and the top plate 202 allow multiple steel pipe bodies 3 to be placed into the corresponding semi-circular grooves 203 and bent simultaneously.

[0031] Specifically, the clamping mechanism 2 further comprises threaded holes 204 and bolts 205, threaded holes 204 are communicated and arranged on the front and rear ends of the bottom plate 201 and the top plate 202, and the bolts 205 are screwed into the threaded holes 204. Advantage is that when the steel pipe body 3 is put in, the bottom plate 201 and the top plate 202 are clamped by screwing the bolts 205, so that the steel pipe body 3 is fixed.

[0032] Embodiment two:

[0033] As shown in Figure 1 , Figure 2 , Figure 4 , and Figure 6 the improvement of the previous embodiment. Specifically, the bending mechanism 8 comprises a rotating rod 801, a connecting rod 802 and a pressing plate 803, the lower end of the supporting plate 6 is movably penetrated by the rotating rod 801, the outer sides of the two ends of the rotating rod 801 are fixedly installed with the connecting rod 802, and the ends away from the rotating rod 801 of the two connecting rods 802 are rotatably installed with the pressing plate 803. Advantage is that when the rotating rod 801 rotates, the connecting rod 802 rotates, and the connecting rod 802 drives the pressing plate 803 to bend the steel pipe body 3.

[0034] Specifically, the bending mechanism 8 further comprises a semicircular groove three 804, a machine box 805 and a motor 806, a plurality of semicircular grooves three 804 are arranged on the lower end of the pressing plate 803, the front side of the upper end of the rectangular seat 9 is fixedly installed with the machine box 805, the inner side of the machine box 805 is fixedly installed with the motor 806, and the output end of the motor 806 penetrates through the machine box 805 and is fixedly connected with the rotating rod 801. Advantage is that starting the motor 806 drives the rotating rod 801 to rotate clockwise, the connecting rod 802 drives the pressing plate 803 to rotate clockwise through the rotation of the rotating rod 801, and the steel pipe body 3 is subjected to downward pressure, so that the steel pipe body 3 is bent.

[0035] Specifically, the left end of each steel pipe body 3 penetrates through the corresponding two semicircular grooves one 203 and penetrates between the adjacent two positioning wheels 4, the right end of each steel pipe body 3 penetrates through the inner side of the U-shaped plate 5, and the right end of each steel pipe body 3 is arranged on the upper side of the corresponding semicircular groove two 7, and the right end of each steel pipe body 3 is arranged on the lower side of the corresponding semicircular groove three 804. Advantage is that the left end of the steel pipe body 3 is arranged in the clamping mechanism 2, the positioning wheels 4 on both sides of the steel pipe body 3 can make the steel pipe body 3 penetrate through the inner side of the U-shaped plate 5, the support of the bottom wall of the U-shaped plate 5 to the upper wall of the steel pipe body 3 makes the left end of the steel pipe body 3 not deformed, the semicircular groove three 804 on the lower side of the pressing plate 803 fixes the steel pipe body 3 through the support of the supporting plate 6, the motor 806 drives the connecting rod 802 on the outer side of the two ends of the rotating rod 801, and the connecting rod 802 drives the pressing plate 803 to press downward, so that the steel pipe body 3 is bent.

[0036] In use, the workers pass the plurality of steel pipe bodies 3 from the corresponding semicircular grooves 203 of the bottom plate 201 in sequence, each steel pipe body 3 passes between two positioning wheels 4, the rotation of the positioning wheels 4 makes the steel pipe body 3 pass through the U-shaped plate 5, after each steel pipe body 3 is placed in the semicircular groove 7 of the supporting plate 6, the pressing plate 803 is lowered so that the semicircular groove 804 at the lower end thereof presses on the corresponding steel pipe body 3, the workers lock the bottom plate 201 and the top plate 202 by screwing the bolts 205, so as to fix the steel pipe body 3, the motor 806 is started, the motor 806 drives the rotating rod 801 to rotate, the rotating rod 801 drives the connecting rods 802 at both ends to rotate, the connecting rods 802 drive the pressing plate 803 above the steel pipe body 3 to press downward, so as to bend the steel pipe body 3, during the bending work, the bottom wall of the U-shaped plate 5 supports the upper wall of the steel pipe body 3, so that the left end of the steel pipe body 3 does not deform during the bending.

[0037] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A bending apparatus for steel pipes, comprising a worktable (1), characterized in that: The upper end of the workbench (1) is provided with a plurality of steel pipe bodies (3), the left end of the workbench (1) is provided with a clamping mechanism (2) capable of clamping the steel pipe body (3), the middle part of the workbench (1) is rotatably installed with a plurality of positioning wheels (4), the upper right side of the workbench (1) is fixedly installed with a U-shaped plate (5), the right side of the workbench (1) is provided with a rectangular seat (9), the upper end of the rectangular seat (9) is fixedly installed with a supporting plate (6), a plurality of semicircular grooves two (7) are formed in the upper end of the supporting plate (6), the upper side of the rectangular seat (9) is provided with a bending mechanism (8) for bending the steel pipe body (3), and the lower end of the workbench (1) is fixedly installed with four supporting legs (10).

2. The apparatus for bending a steel pipe according to claim 1, wherein: The clamping mechanism (2) comprises a bottom plate (201), a top plate (202) and a semicircular groove one (203), the upper left side of the workbench (1) is fixedly installed with the bottom plate (201), the upper end of the bottom plate (201) is installed with the top plate (202), and a plurality of semicircular grooves one (203) are formed in the upper end of the bottom plate (201) and the lower end of the top plate (202).

3. A pipe bending apparatus according to claim 2, wherein: The clamping mechanism (2) further comprises a threaded hole (204) and a bolt (205), and the front and rear ends of the bottom plate (201) and the top plate (202) are provided with a plurality of threaded holes (204) in communication, and the threaded holes (204) are threadedly connected with the bolts (205).

4. The apparatus for bending a steel pipe according to claim 2, wherein: The bending mechanism (8) comprises a rotating rod (801), a connecting rod (802) and a pressing plate (803), the lower end of the supporting plate (6) is movably penetrated with the rotating rod (801), the outer sides of the two ends of the rotating rod (801) are fixedly installed with the connecting rods (802), and the ends, away from the rotating rod (801), of the two connecting rods (802) are rotatably installed with the pressing plates (803).

5. A pipe bending apparatus according to claim 4, wherein: The bending mechanism (8) further comprises a semicircular groove three (804), a case (805) and a motor (806), a plurality of semicircular grooves three (804) are formed in the lower end of the pressing plate (803), the front side of the upper end of the rectangular seat (9) is fixedly installed with the case (805), the inner side of the case (805) is fixedly installed with the motor (806), and the output end of the motor (806) penetrates through the case (805) and is fixedly connected with the rotating rod (801).

6. A pipe bending apparatus according to claim 5, wherein: The left end of each steel pipe body (3) penetrates through the corresponding two semicircular grooves one (203) and the adjacent two positioning wheels (4), the right end of each steel pipe body (3) penetrates through the inner side of the U-shaped plate (5), the right end of each steel pipe body (3) is arranged on the upper side of the corresponding semicircular groove two (7), and the right end of each steel pipe body (3) is arranged on the lower side of the corresponding semicircular groove three (804).

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