CN212577370U

CN212577370U - Hydraulic tool for processing reinforcing steel bar

Info

Publication number: CN212577370U
Application number: CN202021292084.8U
Authority: CN
Inventors: 叶荣峰; 叶招土
Original assignee: Taizhou Jinjin Electromechanical Co ltd
Current assignee: Taizhou Jinjin Electromechanical Co ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-02-23
Anticipated expiration: 2030-07-06

Abstract

The utility model provides a hydraulic tool is used in reinforcing bar processing belongs to mechanical technical field. It has solved current hydraulic tool high problems of use cost for the reinforcing bar processing. This hydraulic tool for reinforcing bar processing includes the pump body, piston rod and base, and the base links firmly with the pump body mutually, and the outer end axial of piston rod stretches out the pump body, and the tip upper surface that the pump body was kept away from to the base links firmly to lean on the piece that is massive, and the piston rod with lean on detachably to be connected with between the piece and be used for the extrusion reinforcing bar to make the extrusion module of reinforcing bar deformation. The utility model has the advantages of low use cost, good practicability and the like.

Description

Hydraulic tool for processing reinforcing steel bar

Technical Field

The utility model belongs to the technical field of machinery, a hydraulic tool is related to, in particular to hydraulic tool is used in reinforcing bar processing.

Background

At present, two hydraulic tools are mainly used for processing reinforcing steel bars, one is a reinforcing steel bar bending machine, and the other is a reinforcing steel bar straightening machine.

The steel bar bender generally comprises a motor, a hydraulic part and an operating part, wherein the hydraulic part comprises a pump body, a pump shaft, a plunger pump assembly, a piston rod and an oil outlet cavity, the operating part comprises a base and a movable seat, the base is fixedly connected with the pump body, and the movable seat is fixedly connected with the piston rod. When the oil pump works, the motor drives the pump shaft to rotate, the roller on the eccentric shaft at the front end of the pump shaft pushes the plunger pump assembly, the plunger pump assembly absorbs oil from the oil inlet cavity and pumps pressure oil to the oil outlet cavity, the pressure oil pushes the piston rod to push forwards, and the top block of the movable seat pushes the reinforcing steel bars on the base to bend the reinforcing steel bars.

The structure of the steel bar straightening machine and the structure of the steel bar bending machine only have the difference of an operation part, the operation part of the steel bar straightening machine consists of a top block fixedly connected on a piston rod and a stop block fixedly connected on a base, two ends of a steel bar are butted on the stop block, the piston rod drives the top block to push against the bending part of the steel bar, and the bent steel bar is corrected to be in a straight state.

The shape of the ejector block and the shape of the base in the existing steel bar bender are fixed and cannot be disassembled, and the ejector block and the stop block in the steel bar straightener are also fixed in shape and cannot be disassembled, so that the problems of inconvenient maintenance and high use cost exist.

Disclosure of Invention

The utility model aims at providing a can reduce use cost, hydraulic tool is used in reinforcing bar processing that the practicality is good to the above-mentioned problem that exists among the prior art.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a hydraulic tool is used in reinforcing bar processing, includes the pump body, piston rod and base, base and the pump body link firmly mutually, the outer end axial of piston rod stretch out the pump body, its characterized in that, the base keep away from the tip upper surface of the pump body and link firmly and be massive piece of leaning on, the piston rod with lean on detachably to be connected with the extrusion module that is used for the extrusion reinforcing bar to make reinforcing bar deformation between the piece.

In the hydraulic tool for processing the steel bar, the abutting block and the base are of an integrated structure. Therefore, the structure has high strength and long service life.

In foretell hydraulic tool for steel bar processing, the extrusion module include the kicking block, kicking block detachably connect in the outer end of piston rod, the kicking block towards the terminal surface that leans on the piece be recessed arcwall face, the piece of leaning on just to the intermediate position of arcwall face, the bottom of kicking block have two and be located arcwall face both sides below and to leaning on the convex backup pad of piece side.

In the hydraulic tool for processing the steel bar, the outer wall of the outer end of the piston rod is provided with a circle of annular groove, the outer end of the piston rod is inserted into the ejector block, a bolt penetrates through the top surface of the ejector block, and the inner end of the bolt is positioned in the annular groove.

In foretell hydraulic tool for steel bar processing, the extrusion module include top pressing block and dog, top pressing block detachably connect in the outer end of piston rod and the top pressing block just to the intermediate position of dog, the dog supply to lean on the piece to insert, the dog towards the terminal surface of top pressing block for the plane and this terminal surface both sides department have convex bulge, the bottom of dog have two be located bulge below and to the convex layer board of top pressing block side.

In the hydraulic tool for processing the steel bar, the end face, facing the stop block, of the jacking block is provided with an arc-shaped groove which is horizontally arranged and penetrates through two side faces.

In the above hydraulic tool for processing a reinforcing bar, the end portion of the top pressing block below the arc-shaped groove extends outward to the stop block side, and the arc-shaped groove is gently transited to the top surface of the end portion below the arc-shaped groove.

In the hydraulic tool for processing the steel bar, the outer wall of the outer end of the piston rod is provided with a circle of annular groove, the outer end of the piston rod is inserted into the jacking block, a bolt penetrates through the top surface of the jacking block, and the inner end of the bolt is positioned in the annular groove.

Compared with the prior art, this hydraulic tool's for reinforcing bar processing extrusion module loading and unloading are convenient, can change alone if damage, according to the processing requirement to the reinforcing bar, select the extrusion module of adaptation moreover, can realize a dual-purpose, can accomplish the work of reinforcing bar bending or reinforcing bar straightening, convenient operation, and the portability is good, and use cost is low, and the practicality is good.

Drawings

Fig. 1 is a perspective view of the hydraulic tool for working a reinforcing bar in embodiment 1.

Fig. 2 is a perspective view of the hydraulic tool for working a reinforcing bar with the top block removed.

Fig. 3 is a perspective view of the hydraulic tool for working a reinforcing bar in embodiment 2.

Fig. 4 is a perspective view of the hydraulic tool for working a reinforcing bar according to another embodiment 2.

In the figure, 1, a pump body; 2. a piston rod; 21. an annular groove; 3. a base; 4. a leaning block; 5. a top block; 51. an arc-shaped surface; 52. a support plate; 6. pressing the block; 61. an arc-shaped groove; 7. a stopper; 71. a projection; 72. and (7) a supporting plate.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example 1

As shown in figure 1, this hydraulic tool for reinforcing bar processing includes the pump body 1, piston rod 2 and base 3, and base 3 links firmly with the pump body 1 mutually, and the pump body 1 is stretched out to the outer end axial of piston rod 2, and the tip upper surface that the pump body 1 was kept away from to base 3 links firmly and is blocky to support and lean on piece 4, and piston rod 2 with support to be connected with the extrusion module that is used for the extrusion reinforcing bar to make reinforcing bar deformation between the piece 4.

This extrusion module can dismantle the connection among the hydraulic tool for reinforcing bar processing, and loading and unloading are convenient like this, if damage, change alone can, according to the processing requirement to the reinforcing bar, select the extrusion module of adaptation moreover, can realize a dual-purpose, can accomplish the work of reinforcing bar bending or reinforcing bar aligning, convenient operation, and the portability is good, and use cost is low, and the practicality is good.

Further saying, lean on piece 4 and base 3 formula structure as an organic whole, extrusion module includes kicking block 5 in this embodiment, kicking block 5 detachably connects in the outer end of piston rod 2, and kicking block 5 is concave arcwall face 51 towards the terminal surface that leans on piece 4, leans on piece 4 just to the intermediate position of arcwall face 51, and the bottom of kicking block 5 has two and is located arcwall face 51 both sides below and leans on piece 4 side convex backup pad 52 to leaning on. When the steel bar bending device is used, steel bars are placed on the two supporting plates 52, the piston rod 2 moves to enable the ejector block 5 to be close to the abutting block 4, the steel bars are clamped between the abutting block 4 and the ejector block 5, then the ejector block 5 continues to be close to the abutting block 4, the steel bars are deformed and bent, the arc-shaped surfaces 51 accommodate steel bar bending angles to avoid interference, the supporting plates 52 avoid the steel bars from slipping, the steel bar supporting effect is good, and the steel bar bending process is smooth; in actual manufacturing, the end surface of the abutting block 4 facing the top block 5 can be a convex cambered surface, so that the jacking effect is good.

As shown in fig. 2, the outer wall of the outer end of the piston rod 2 has a ring-shaped groove 21, the top block 5 is used for inserting the outer end of the piston rod 2, a bolt passes through the top surface of the top block 5, and the inner end of the bolt is located in the ring-shaped groove 21. The ejector block 5 and the piston rod 2 are detachably connected, and the connection is convenient and stable.

Example 2

As shown in fig. 3 and 4, the pressing module in this embodiment includes a pressing block 6 and a stopper 7, the pressing block 6 is detachably connected to the outer end of the piston rod 2, the pressing block 6 faces the middle position of the stopper 7, the stopper 7 is inserted by the abutting block 4, the end surface of the stopper 7 facing the pressing block 6 is a plane, and two sides of the end surface have protruding protrusions 71, and the bottom of the stopper 7 has two supporting plates 72 located below the protrusions 71 and protruding toward the pressing block 6.

When the steel bar straightening machine is used, a bent steel bar is placed on the two supporting plates 72, the bending angle of the steel bar faces the top pressing block 6, the piston rod 2 moves to enable the top pressing block 6 to be close to the stop block 7, the two ends of the steel bar are supported by the convex parts 71, the piston rod 2 continues to move to enable the top pressing block 6 to press the bending angle of the steel bar, the bent steel bar is straightened, then the piston rod 2 drives the top pressing block 6 to reset, the supporting effect of the supporting plates 72 on the steel bar is good, the steel bar cannot deflect in the straightening process, the work is stable, the end face, facing the top pressing block 6, of the convex parts 71 is an outward convex cambered surface, and in the steel bar straightening process, the cambered surface of the; during actual manufacturing, but lean on 4 tops connecting screw, the screw locking has the gasket of pressing in dog 7 top surface, and dog 7 is connected firmly with leaning on 4 like this, and there is not the problem that drops in dog 7.

The end face, facing the stop block 7, of the jacking block 6 is provided with an arc-shaped groove 61 which is horizontally arranged and penetrates through the two side faces, the arc-shaped groove 61 is used for accommodating the bent part of the steel bar, sliding and deflection are avoided, the straightening process is smooth, the straightened steel bar is positioned in the arc-shaped groove 61, the jacking block 6 does not interfere, and the steel bar straightening effect is good; the end part of the top pressing block 6 below the arc-shaped groove 61 extends outwards towards the stop dog 7 side, and the arc-shaped groove 61 is gently transited to the top surface of the end part below. Therefore, the supporting effect on the steel bar is good, and the straightening process is more stable.

The outer wall of the outer end of the piston rod 2 is provided with a ring of annular groove 21, the outer end of the piston rod 2 is inserted into the jacking block 6, a bolt penetrates through the top surface of the jacking block 6, and the inner end of the bolt is positioned in the annular groove 21. Realized like this that the roof pressure piece 6 is connected with dismantling of piston rod 2, connect convenient and firm, the structure of piston rod 2 outer end department is unanimous, and the roof pressure piece 6 and roof block 5 of being convenient for are dismantled and are changed.

Those not described in detail in this specification are within the skill of the art. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a hydraulic means is used in reinforcing bar processing, includes the pump body (1), piston rod (2) and base (3), base (3) link firmly with the pump body (1) mutually, the outer end axial of piston rod (2) stretch out the pump body (1), its characterized in that, base (3) the tip upper surface of keeping away from the pump body (1) link firmly and be massive support and lean on piece (4), piston rod (2) with support to be connected with the extrusion module that is used for the extrusion reinforcing bar to make reinforcing bar deformation between piece (4).

2. A hydraulic tool for reinforcing steel bar processing according to claim 1, wherein said abutment block (4) and said base (3) are of an integral structure.

3. A hydraulic tool for reinforcing steel bar processing according to claim 1 or 2, wherein the extrusion module comprises a top block (5), the top block (5) is detachably connected to the outer end of the piston rod (2), the end surface of the top block (5) facing the abutment block (4) is a concave arc surface (51), the abutment block (4) is opposite to the middle position of the arc surface (51), and the bottom of the top block (5) is provided with two support plates (52) which are located below the two sides of the arc surface (51) and are convex towards the abutment block (4).

4. A hydraulic tool for machining steel bars as claimed in claim 3, characterized in that the outer wall of the outer end of the piston rod (2) has a ring-shaped groove (21), the outer end of the piston rod (2) is inserted into the top block (5), a bolt passes through the top surface of the top block (5) and the inner end of the bolt is located in the ring-shaped groove (21).

5. The hydraulic tool for machining the steel bars as claimed in claim 1 or 2, wherein the extrusion module comprises a pressing block (6) and a stop block (7), the pressing block (6) is detachably connected to the outer end of the piston rod (2) and the pressing block (6) faces the middle position of the stop block (7), the stop block (7) is used for inserting the abutting block (4), the end face, facing the pressing block (6), of the stop block (7) is a plane and is provided with protruding convex parts (71) at two sides of the end face, and two support plates (72) which are located below the convex parts (71) and protrude towards the pressing block (6) side are arranged at the bottom of the stop block (7).

6. A hydraulic tool for reinforcing steel bars as claimed in claim 5, wherein the end surface of the top press block (6) facing the stopper (7) has a horizontally disposed arc-shaped groove (61) passing through both sides.

7. The hydraulic tool for machining steel bars as claimed in claim 6, wherein the end of the top pressing block (6) below the arc-shaped groove (61) is convex toward the stopper (7), and the arc-shaped groove (61) is gently transited to the top surface of the lower end.

8. The hydraulic tool for machining the steel bar as claimed in claim 7, wherein the outer wall of the outer end of the piston rod (2) is provided with a ring-shaped groove (21), the outer end of the piston rod (2) is inserted into the top pressing block (6), a bolt penetrates through the top surface of the top pressing block (6), and the inner end of the bolt is located in the ring-shaped groove (21).