CN211990385U - Hydraulic numerical control pipe bender - Google Patents

Abstract

The utility model discloses a hydraulic pressure numerical control bending machine, include: the support columns are fixedly arranged on two sides above the base respectively, and top plates are fixedly arranged at the tops of the two support columns; the supporting seat is positioned above the base, and a cavity is formed in the supporting seat; and the stamping structure is positioned at the bottom of the top plate and comprises a hydraulic cylinder, a supporting plate and a lower pressing plate. The utility model discloses a pneumatic cylinder drives backup pad and holding down plate downstream, can make the cavity in holding down plate and the supporting seat laminate, thereby bend the steel pipe, and the slider that makes the backup pad both ends slides with the bracing piece and cup joints, can keep stamping structure's stability to prevent that the holding down plate from taking place the slope at the in-process that pushes down, can also make the top that the fixed block removed the steel pipe in the card income recess, can fix the both ends of steel pipe, prevent that the steel pipe from taking place to remove at the in-process that bends.

Description

Hydraulic numerical control pipe bender

Technical Field

The utility model relates to a bending machine technical field specifically is a hydraulic pressure numerical control bending machine.

Background

Steel pipes are steel with a hollow cross section whose length is much greater than the diameter or circumference. The steel pipe is divided into round, square, rectangular and special-shaped steel pipes according to the shape of the cross section; the steel pipe is divided into 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; the steel pipes are divided into steel pipes for conveying pipelines, engineering structures, thermal equipment, petrochemical industry, machinery manufacturing, geological drilling, high-pressure equipment and the like according to the application; the production process includes seamless steel pipe and welded steel pipe, the seamless steel pipe includes hot rolling and cold rolling (drawing), and the welded steel pipe includes straight seam welded steel pipe and spiral seam welded steel pipe. Steel pipes are not only used for transporting fluids and powdery solids, exchanging heat energy, manufacturing mechanical parts and containers, but also are economical steels. The steel pipe is used for manufacturing the building structure net rack, the supporting column and the mechanical support, so that the weight can be reduced, the metal can be saved by 20-40%, and the industrialized mechanized construction can be realized. The steel pipe is used for manufacturing the highway bridge, so that steel can be saved, the construction is simplified, the area of a coating protective layer can be greatly reduced, and the investment and the maintenance cost are saved. In the field use process, the steel pipe needs to be bent according to the actual use requirement.

Traditional bending machine because structural stability is relatively poor, inclines easily to the in-process that pushes down at the clamp plate to the both ends bending to the steel pipe different, has influenced the use of steel pipe, does not fix the both ends of steel pipe at the in-process that pushes down moreover, causes to make the steel pipe remove at the in-process that pushes down, can cause the injury to the staff if serious.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic pressure numerical control bending machine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a hydraulic numerically controlled pipe bender comprising: the support columns are fixedly arranged on two sides above the base respectively, and top plates are fixedly arranged at the tops of the two support columns; the supporting seat is positioned above the base, and a cavity is formed in the supporting seat; the stamping structure is positioned at the bottom of the top plate and comprises a hydraulic cylinder, a supporting plate and a lower pressing plate, the hydraulic cylinder is fixedly arranged at the bottom of the top plate, the supporting plate is fixedly arranged at the output end of the hydraulic cylinder, the lower pressing plate is fixedly arranged at the bottom of the supporting plate, and the lower pressing plate and the cavity are matched for use; and the fixing structures are positioned on two sides of the lower pressing plate.

Preferably, the cavity and the lower pressing plate are both arranged in an arc shape, and the diameter of the cavity is larger than that of the lower pressing plate.

Preferably, both ends above the supporting seat are respectively provided with a groove.

Preferably, one side of the supporting column is fixedly provided with a supporting rod, two sides of the supporting plate are respectively fixedly provided with a sliding block, and the sliding block is connected with the supporting rod in a sliding manner.

Preferably, the fixed knot constructs including telescopic shaft, fixed block and hole groove, the bottom of backup pad is located the both sides of holding down plate and fixedly is provided with the telescopic shaft respectively, two the bottom of telescopic shaft is fixed the fixed block that is provided with respectively, just the hole groove has been seted up in the fixed block.

Preferably, the length of the fixing block is smaller than the width of the groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a be equipped with the base, then be equipped with the support column in the top both sides of base, then fixedly be equipped with the roof at the top of two support columns, the bottom of roof is fixed and is provided with the pneumatic cylinder, the output end bottom fixed mounting of pneumatic cylinder has the backup pad, the bottom of backup pad is equipped with the holding down plate, still fixedly be equipped with the supporting seat in the top of base, open in the supporting seat and be equipped with the cavity, drive backup pad and holding down plate through the pneumatic cylinder and push down and the laminating of cavity can be to the steel pipe on the supporting seat and bend, and the side of support column is fixed and is equipped with the bracing piece, still be equipped with the slider respectively at the both ends of backup pad, slide through slider and bracing piece and cup joint;

2. the utility model discloses still set up flutedly respectively at the both ends of supporting seat top simultaneously, put the steel pipe in two recesses, can carry on spacingly to the steel pipe, then there is the telescopic shaft in the both sides difference fixed mounting that the bottom of backup pad is located the holding down plate, the fixed block that is equipped with in bottom of telescopic shaft, set up the hole groove again in the fixed block, in-process pushing down can drive telescopic shaft and fixed block downstream, then make the fixed block press in the top of steel pipe then the card in the recess, can fix the both ends of steel pipe, prevent to cause the steel pipe to remove at the in-process of buckling, and convenient to use.

Drawings

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

FIG. 2 is a side view of the present invention;

fig. 3 is a top view of the local structure of the present invention.

In the figure: 1-a base; 2-a support column; 201-support rods; 3-a top plate; 4-a support seat; 401-a cavity; 402-grooves; 5-a hydraulic cylinder; 6-a support plate; 601-a slide block; 7-pressing the lower plate; 8-telescopic shaft; 9-fixing block; 901-hole groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a hydraulic numerically controlled pipe bender comprising: the device comprises a base 1, wherein supporting columns 2 are fixedly arranged on two sides above the base 1 respectively, and top plates 3 are fixedly arranged at the tops of the two supporting columns 2; the supporting seat 4 is positioned above the base 1, and a cavity 401 is formed in the supporting seat 4; the stamping structure is positioned at the bottom of the top plate 3 and comprises a hydraulic cylinder 5, a supporting plate 6 and a lower pressing plate 7, the hydraulic cylinder 5 is fixedly arranged at the bottom of the top plate 3, the supporting plate 6 is fixedly arranged at the output end of the hydraulic cylinder 5, the lower pressing plate 7 is fixedly arranged at the bottom of the supporting plate 6, and the lower pressing plate 7 and the cavity 401 are matched for use; and the fixing structures are positioned on two sides of the lower pressing plate 7.

The cavity 401 and the lower pressing plate 7 are both arranged in an arc shape, the diameter of the cavity 401 is larger than that of the lower pressing plate 7, the lower pressing plate 7 can enter the cavity 401 in the pressing process, and the steel pipe is arranged in a gap between the cavity 401 and the lower pressing plate 7, so that the bending effect is achieved; grooves 402 are respectively formed in two ends above the supporting seat 4, and the steel pipe is placed in the two grooves 402, so that the two ends of the steel pipe can be limited; a support rod 201 is fixedly arranged on one side of the support column 2, sliding blocks 601 are respectively fixedly arranged on two sides of the support plate 6, and the sliding blocks 601 are in sliding connection with the support rod 201, so that the stable effect of a stamping structure can be kept, and the lower pressing plate 7 is prevented from inclining in the process of pressing; the fixing structure comprises telescopic shafts 8, fixing blocks 9 and hole grooves 901, the telescopic shafts 8 are fixedly arranged at the bottoms of the supporting plates 6 on the two sides of the lower pressing plate 7 respectively, the fixing blocks 9 are fixedly arranged at the bottoms of the two telescopic shafts 8 respectively, the hole grooves 901 are formed in the fixing blocks 9, and the fixing blocks 9 can move above the steel pipe and are clamped in the grooves 402 in the process of pressing down, so that the two ends of the steel pipe are fixed; the length of the fixing block 9 is smaller than the width of the groove 402, so that the fixing block 9 can move into the groove 402.

The working principle is as follows: the utility model discloses a through being equipped with base 1, then be equipped with support column 2 in base 1's top both sides, again fixed roof 3 that is equipped with in the top of two support columns 2, the bottom of roof 3 is fixed and is provided with pneumatic cylinder 5, the output bottom fixed mounting of pneumatic cylinder 5 has backup pad 6, the bottom of backup pad 6 is equipped with holding down plate 7, still fixed support seat 4 that is equipped with in base 1's top, cavity 401 has been seted up in the support seat 4, drive backup pad 6 and holding down plate 7 through pneumatic cylinder 5 and laminating with cavity 401 and can carry out the bending to the steel pipe on support seat 4, and the side of support column 2 is fixed and is equipped with bracing piece 201, still be equipped with slider 601 respectively at the both ends of backup pad 6, slide and cup joint through slider 601 and bracing piece 201, can improve stamping structure's stability, prevent that holding down; simultaneously still set up fluted 402 respectively at the both ends of supporting seat 4 top, put the steel pipe in two recesses 402, can carry on spacingly to the steel pipe, then the both sides that are located holding down plate 7 in the bottom of backup pad 6 are fixed with telescopic shaft 8 respectively, the bottom of telescopic shaft 8 is fixed and is equipped with fixed block 9, set up hole groove 901 in the fixed block 9 again, can drive telescopic shaft 8 and fixed block 9 and move down at the in-process that pushes down, then make fixed block 9 press the top of steel pipe then block in recess 402, can fix the both ends of steel pipe, prevent to cause the steel pipe to remove at the in-process of buckling, and convenient to use.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A hydraulic numerical control pipe bender, characterized by, includes:

the device comprises a base (1), wherein supporting columns (2) are fixedly arranged on two sides above the base (1) respectively, and top plates (3) are fixedly arranged on the tops of the two supporting columns (2);

the supporting seat (4), the supporting seat (4) is positioned above the base (1), and a cavity (401) is formed in the supporting seat (4);

the stamping structure is positioned at the bottom of the top plate (3) and comprises a hydraulic cylinder (5), a supporting plate (6) and a lower pressing plate (7), the hydraulic cylinder (5) is fixedly arranged at the bottom of the top plate (3), the supporting plate (6) is fixedly arranged at the output end of the hydraulic cylinder (5), the lower pressing plate (7) is fixedly arranged at the bottom of the supporting plate (6), and the lower pressing plate (7) and the cavity (401) are matched for use;

and the fixing structures are positioned on two sides of the lower pressing plate (7).

2. The hydraulic numerical control pipe bender according to claim 1, characterized in that: the cavity (401) and the lower pressing plate (7) are both arranged in an arc shape, and the diameter of the cavity (401) is larger than that of the lower pressing plate (7).

3. The hydraulic numerical control pipe bender according to claim 1, characterized in that: grooves (402) are respectively formed in two ends above the supporting seat (4).

4. The hydraulic numerical control pipe bender according to claim 1, characterized in that: the supporting rod (201) is fixedly arranged on one side of the supporting column (2), sliding blocks (601) are fixedly arranged on two sides of the supporting plate (6) respectively, and the sliding blocks (601) are connected with the supporting rod (201) in a sliding mode.

5. The hydraulic numerical control pipe bender according to claim 1, characterized in that: the fixing structure comprises telescopic shafts (8), fixing blocks (9) and hole grooves (901), the telescopic shafts (8) are fixedly arranged on two sides, located on the lower pressing plate (7), of the bottom of the supporting plate (6) respectively, the fixing blocks (9) are fixedly arranged on the bottoms of the two telescopic shafts (8) respectively, and the hole grooves (901) are formed in the fixing blocks (9).

6. The hydraulic numerical control pipe bender according to claim 5, characterized in that: the length of the fixing block (9) is smaller than the width of the groove (402).

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