CN214976819U

CN214976819U - Pre-straightening device for bent steel pipe

Info

Publication number: CN214976819U
Application number: CN202120674863.2U
Authority: CN
Inventors: 张恒远
Original assignee: Debiao Precision Steel Pipe Hubei Co ltd
Current assignee: Debiao Precision Steel Pipe Hubei Co ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2021-12-03
Anticipated expiration: 2031-04-02

Abstract

The utility model provides a crooked steel pipe's straightener in advance, include: a base and a stamping component, wherein the base is provided with a base seat, first mount pad and second mount pad, the top of base is provided with the spout, first mount pad sets up the top at the base fixedly, the second mount pad sets up in the spout with sliding, be provided with on the lateral wall of base and be used for driving the gliding drive assembly of second mount pad in the spout, the top of base is provided with the erection column, be provided with conveying component on the erection column, punching press subassembly sets up on conveying component, conveying component is used for driving punching press subassembly and moves on the horizontal direction, all sunken formation is used for placing the standing groove at steel pipe both ends on the relative lateral wall of first mount pad and second mount pad, the top of first mount pad and second mount pad all is provided with the subassembly that compresses tightly the tip of steel pipe in corresponding standing groove, the problem that exists among the prior art and be not convenient for carry out rough alignment to the great steel pipe of bending angle has been solved.

Description

Pre-straightening device for bent steel pipe

Technical Field

The utility model relates to a steel pipe production facility technical field especially relates to a crooked steel pipe's straightener in advance.

Background

The steel pipe needs to be straightened after being stripped and cooled in the production process, and the steel ring is easy to bend in the process of conveying the steel pipe in a processing workshop.

When the steel pipe crooked appears, in order to prevent that unnecessary steel pipe is extravagant, can use steel pipe alignment device to straighten crooked steel pipe usually, but some steel pipe crooked angle is too big, and the steel pipe alignment equipment of being inconvenient for straightens, can adopt the mode of manual handling to carry out rough alignment with crooked too big steel pipe usually, then reuse steel pipe alignment device to straighten, because artifical rough alignment's efficiency is lower, has reduced whole steel pipe's alignment efficiency.

SUMMERY OF THE UTILITY MODEL

Not enough to exist among the prior art, the utility model provides a crooked steel pipe's straightening device in advance, it has solved the problem that is not convenient for carry out rough alignment to the great steel pipe of bending angle who exists among the prior art.

According to the utility model discloses an embodiment, a crooked steel pipe's pre-straightening device, include: the base, the punching press subassembly, first mount pad and second mount pad, the top of base is provided with the spout, first mount pad sets up the top at the base fixedly, the second mount pad sets up in the spout with sliding, be provided with on the lateral wall of base and be used for driving the gliding drive assembly of second mount pad in the spout, the top of base is provided with the erection column, be provided with conveying assembly on the erection column, punching press subassembly sets up on conveying assembly, conveying assembly is used for driving punching press subassembly and moves on the horizontal direction, all sunken standing groove that forms and be used for placing the steel pipe both ends on the relative lateral wall of first mount pad and second mount pad, the top of first mount pad and second mount pad all is provided with the subassembly that compresses tightly the tip of steel pipe in corresponding standing groove.

Compared with the prior art, the utility model discloses following beneficial effect has: the first mounting seat and the second mounting seat are arranged at the top of the base, the first mounting seat and the second mounting seat are respectively provided with a placing groove for supporting two end parts of the bent steel pipe, when the bending amplitude of the steel pipe is too large and the pre-straightening device needs to be used for rough straightening, because the second mounting seat is arranged in the chute in a sliding way, the distance between the second mounting seat and the first mounting seat can be adjusted according to the length of the steel pipe to be straightened, the steel pipe straightening machine is convenient to be suitable for straightening steel pipes with different lengths, the pressing components arranged at the tops of the first mounting seat and the second mounting seat press the end parts of the steel pipes to prevent the steel pipes from jumping under the stamping of the stamping component, when the stamping assembly is used for stamping the bent part of the steel pipe, the driving assembly on the base drives the second mounting seat to move towards the direction departing from the first mounting seat, so that the problem that the straight length of the steel pipe is lengthened in the straightening process is solved.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural view of the hold-down assembly.

In the above drawings: 1. a base; 2. a chute; 3. a first mounting seat; 4. a second mounting seat; 5. mounting a column; 6. a placement groove; 7. a steel pipe; 8. mounting grooves; 9. a bar-shaped rod; 10. a pressure lever; 11. a spring; 12. pulling a handle; 13. a second lead screw; 14. a second motor; 15. a first lead screw; 16. a first motor; 17. a sleeve; 18. a stopper; 19. a hydraulic cylinder; 20. stamping the blocks; 21. and a support plate.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

As shown in FIG. 1, the embodiment of the present invention provides a pre-straightening device for a curved steel pipe, comprising: base 1, the punching press subassembly, first mount pad 3 and second mount pad 4, the top of base 1 is provided with spout 2, first mount pad 3 sets up the top at base 1 fixedly, second mount pad 4 sets up in spout 2 with sliding, be provided with on base 1's the lateral wall and be used for driving second mount pad 4 gliding drive assembly in spout 2, base 1's top is provided with erection column 5, be provided with transport assembly on erection column 5, the punching press subassembly sets up on transport assembly, transport assembly is used for driving the punching press subassembly and moves on the horizontal direction, all sunken formation is used for placing standing groove 6 at steel pipe 7 both ends on the relative lateral wall of first mount pad 3 and second mount pad 4, the top of first mount pad 3 and second mount pad 4 all is provided with the subassembly that compresses tightly the tip of steel pipe 7 in corresponding standing groove 6.

The first installation seat 3 and the second installation seat 4 are arranged at the top of the base 1, the placing grooves 6 for supporting two end parts of the bent steel pipe 7 are arranged on the first installation seat 3 and the second installation seat 4, when the bending amplitude of the steel pipe 7 is too large and the rough straightening is needed by using the pre-straightening device, because the second installation seat 4 is arranged in the sliding groove 2 in a sliding way, the distance between the second installation seat 4 and the first installation seat 3 can be adjusted according to the length of the steel pipe 7 to be straightened, so that the pre-straightening device is suitable for straightening of the steel pipes 7 with different lengths, the pressing components arranged at the top of the first installation seat 3 and the second installation seat 4 tightly press the end parts of the steel pipe 7, the steel pipe 7 is prevented from jumping under the punching of the punching component, when the punching component punches the bent part of the steel pipe 7, the driving component on the base 1 drives the second installation seat 4 to move towards the direction departing from the first installation seat 3, and further, the problem that the straight length of the steel pipe 7 is lengthened in the straightening process is solved.

As shown in fig. 2, each of the pressing assemblies includes: bar 9, depression bar 10 and spring 11, the top of first mount pad 3 and second mount pad 4 all is provided with mounting groove 8, and spring 11 sets up in mounting groove 8, bar 9 sets up in mounting groove 8 with sliding, and outside bar 9's one end stretches out mounting groove 8, depression bar 10 sets up the one end that stretches out mounting groove 8 outside bar 9, and depression bar 10 compresses tightly the tip of steel pipe 7 in corresponding standing groove 6 under spring 11's elasticity. A pull handle 12 is arranged at one end of each strip-shaped rod 9 extending out of the mounting groove 8.

The working principle of the pressing assembly is as follows: when the two ends of the steel pipe 7 are required to be placed in the placing grooves 6 of the first mounting seat 3 and the second mounting seat 4 respectively, the pull handle 12 is pulled to enable the pressure rod 10 on the side wall of the strip-shaped rod 9 to be far away from the placing grooves 6, the pressure rod 10 is prevented from blocking the steel pipe 7 from entering the placing grooves 6, after the two ends of the steel pipe 7 are placed in the placing grooves 6 respectively, the pull handle 12 is released, and under the elastic force of the spring 11, the end portions of the steel pipe 7 are tightly pressed in the placing grooves 6 through the pull rod.

As shown in fig. 1, the driving assembly includes: the second screw 13 is rotatably arranged in the chute 2, the second motor 14 is arranged on the side wall of the base 1, the second motor 14 is used for driving the second screw 13 to rotate in the chute 2, the second mounting seat 4 is sleeved on the second screw 13, the second mounting seat 4 is in threaded connection with the second screw 13, and the second screw 13 is not separated from the second mounting seat 4 all the time.

Specifically, when the second mounting seat 4 needs to be adjusted to slide in the sliding groove 2, the second motor 14 is started to drive the second screw rod 13 to rotate positively or negatively, so that the second mounting seat 4 can be close to or far away from the first mounting seat 3.

The conveying assembly comprises: the first screw rod 15 is rotatably arranged on the side wall of the mounting column 5, the sleeve 17 is sleeved on the first screw rod 15, the sleeve 17 is in threaded connection with the first screw rod 15, the punching assembly is arranged on the side wall, close to the base 1, of the sleeve 17, and the mounting column 5 is further provided with a first motor 16 used for driving the first screw rod 15 to rotate relative to the mounting column 5. The first motor 16 drives the first lead screw 15 to rotate, so that the sleeve 17 is matched with the first lead screw 15 to drive the punching assembly to move in the horizontal direction.

Furthermore, a stop 18 for preventing the sleeve 17 from being separated from the first screw rod 15 is further disposed on a side wall of the first screw rod 15 away from the mounting column 5.

The punching assembly comprises: a hydraulic cylinder 19 and a punching block 20, wherein the hydraulic cylinder 19 is arranged on the side wall of the sleeve 17 close to the base 1, and the punching block 20 is arranged on the output end of the hydraulic cylinder 19. The ram 20 straightens the bent portion of the steel pipe 7 by being pushed by the hydraulic cylinder 19.

Further, in order to support the steel pipe 7 conveniently, a supporting plate 21 is further arranged, one end of the supporting plate 21 is fixed on the side wall of the first mounting seat 3, the other end of the supporting plate 21 horizontally penetrates through the second mounting seat 4, the supporting plate 21 is connected with the second mounting seat 4 in a sliding mode, and the top of the first mounting seat 3 and the bottoms of the two placing grooves 6 are located on the same horizontal plane.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A pre-straightening device for a bent steel pipe, characterized by comprising: the stamping assembly comprises a base (1), a stamping assembly, a first installation seat (3) and a second installation seat (4), wherein a sliding groove (2) is formed in the top of the base (1), the first installation seat (3) is fixedly arranged at the top of the base (1), the second installation seat (4) is slidably arranged in the sliding groove (2), a driving assembly used for driving the second installation seat (4) to slide in the sliding groove (2) is arranged on the side wall of the base (1), an installation column (5) is arranged at the top of the base (1), a conveying assembly is arranged on the installation column (5), the stamping assembly is arranged on the conveying assembly, the conveying assembly is used for driving the stamping assembly to move in the horizontal direction, placing grooves (6) used for placing two end portions of a steel pipe (7) are formed in a concave mode on the side wall, opposite to the first installation seat (3) and the second installation seat (4), and the tops of the first installation seat (3) and the second installation seat (4) are provided with a placing groove (6) used for pressing the end portions of the steel pipe (7) tightly at the corresponding placing grooves 6) An inner hold down assembly.

2. A pre-straightener for curved steel tubes as claimed in claim 1 wherein each said hold down assembly comprises: bar pole (9), depression bar (10) and spring (11), the top of first mount pad (3) and second mount pad (4) all is provided with mounting groove (8), and spring (11) set up in mounting groove (8), bar pole (9) set up in mounting groove (8) with sliding, outside mounting groove (8) were stretched out to the one end of bar pole (9), depression bar (10) set up the one end that stretches out outside mounting groove (8) in bar pole (9), and depression bar (10) compress tightly the tip of steel pipe (7) in standing groove (6) that correspond under the elasticity of spring (11).

3. A pre-straightening arrangement for curved steel tubes according to claim 2, characterized in that a pull handle (12) is also provided at the end of each bar (9) which extends out of the mounting groove (8).

4. A pre-straightener for curved steel tubes as claimed in any one of claims 1 to 3 wherein the drive assembly comprises: second lead screw (13) and second motor (14), second lead screw (13) rotationally set up in spout (2), second motor (14) set up on the lateral wall of base (1), second motor (14) are used for driving second lead screw (13) at spout (2) internal rotation, second mount pad (4) cover is established on second lead screw (13), second mount pad (4) and second lead screw (13) threaded connection, and second lead screw (13) do not break away from with second mount pad (4) all the time.

5. A pre-straightener for curved steel tubes as claimed in claim 4 wherein the conveyor assembly comprises: the stamping device comprises a mounting column (5), a first screw rod (15) rotatably arranged on the side wall of the mounting column (5), a sleeve (17) sleeved on the first screw rod (15), the sleeve (17) is in threaded connection with the first screw rod (15), a stamping assembly is arranged on the side wall, close to a base (1), of the sleeve (17), and a first motor (16) used for driving the first screw rod (15) to rotate relative to the mounting column (5) is further arranged on the mounting column (5).

6. A pre-straightening device for curved steel tubes according to claim 5, characterized in that the side wall of the first screw (15) facing away from the mounting column (5) is further provided with a stop (18) which prevents the sleeve (17) from disengaging from the first screw (15).

7. A pre-straightener for bent steel tubes as claimed in claim 6 wherein the punch assembly comprises: the hydraulic cylinder (19) is arranged on the side wall, close to the base (1), of the sleeve (17), and the stamping block (20) is arranged on the output end of the hydraulic cylinder (19).

8. A pre-straightening device for a curved steel pipe according to claim 7, characterized by further comprising a supporting plate (21), wherein one end of the supporting plate (21) is fixed on the side wall of the first mounting seat (3), the other end of the supporting plate (21) horizontally passes through the second mounting seat (4), the supporting plate (21) is connected with the second mounting seat (4) in a sliding manner, and the top of the first mounting seat (3) and the bottoms of the two placing grooves (6) are positioned on the same horizontal plane.