CN214349251U

CN214349251U - High-speed hydraulic double-head bending machine

Info

Publication number: CN214349251U
Application number: CN202120310394.6U
Authority: CN
Inventors: 彭胜
Original assignee: Hangzhou Xiaoshan Zhongxu Meigu Cage Co ltd
Current assignee: Hangzhou Xiaoshan Zhongxu Meigu Cage Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-10-08
Anticipated expiration: 2031-02-03

Abstract

The application relates to a high-speed hydraulic double-head bending machine, which comprises a supporting vertical plate arranged along the vertical direction, wherein a first bending mechanism and a second bending mechanism are arranged on the supporting vertical plate, the first bending mechanism and the second bending mechanism are positioned in the same vertical plane, the first bending mechanism comprises a bending bottom plate arranged on the supporting vertical plate, and a jacking assembly and a bending assembly which are arranged on the bending bottom plate, the jacking assembly comprises a jacking block arranged on the bending bottom plate, the bending assembly comprises a bending hydraulic cylinder arranged on the bending bottom plate, a piston rod of the bending hydraulic cylinder faces the lower part of one side of the jacking block, and a bending punching block is fixed at the end part of a piston rod of the bending hydraulic cylinder; the second bending mechanism and the first bending mechanism are symmetrically arranged. And (3) placing the steel bar to be bent on the jacking block, driving the bending punch block to move forward by the bending hydraulic cylinder to bend the steel bar, and simultaneously working the second bending mechanism and the first bending mechanism to simultaneously bend two ends of the steel bar. This application has the effect that reduces manual operation, promotes production efficiency.

Description

High-speed hydraulic double-head bending machine

Technical Field

The application relates to the technical field of steel bar bending, in particular to a high-speed hydraulic double-head bending machine.

Background

In the industry of the beauty cage, reinforcing steel bars are often required to be bent to a certain angle, then the beauty cage is spliced through the working procedures of welding and the like, and a machine for bending the reinforcing steel bars is generally called a reinforcing steel bar bending machine.

The existing commonly used steel bar bender is provided with a bending mechanism which moves on a guide rail of a rack, the bending mechanism clamps and drives a steel bar to do bending action upwards or downwards to realize the bending of the steel bar, when double-head bending is needed, the steel bar bender needs to do bending action for one time firstly, then the steel bar bender is stopped, the angle, the position and the like of the steel bar are manually adjusted to fix the steel bar again, and then the steel bar bender is started to do the next bending action. Obviously, the efficiency of the steel bar bending process is seriously affected by the repeated starting and stopping.

In view of the above-mentioned related art, the inventor believes that the existing steel bar bender has a defect of low efficiency when performing double-head bending.

SUMMERY OF THE UTILITY MODEL

Efficiency when in order to promote the reinforcing bar double-end bending, this application provides a high-speed hydraulic pressure double-end bending machine.

The application provides a high-speed hydraulic pressure double-end bending machine adopts following technical scheme:

a high-speed hydraulic double-head bending machine comprises a supporting vertical plate arranged in the vertical direction, wherein a first bending mechanism and a second bending mechanism are arranged on the supporting vertical plate, the first bending mechanism and the second bending mechanism are positioned in the same vertical plane, the first bending mechanism comprises a bending bottom plate arranged on the supporting vertical plate, and a jacking assembly and a bending assembly which are arranged on the bending bottom plate, the jacking assembly comprises a jacking block arranged on the bending bottom plate, the bending assembly comprises a bending hydraulic cylinder arranged on the bending bottom plate, a piston rod of the bending hydraulic cylinder faces the lower part of one side of the jacking block, and a bending punching block is fixed at the end part of the piston rod of the bending hydraulic cylinder; the second bending mechanism and the first bending mechanism are symmetrically arranged.

Through adopting above-mentioned technical scheme, place the reinforcing bar that will bend on the tight piece of top, crooked pneumatic cylinder drives crooked towards the piece and gos forward and bend the reinforcing bar, and second bending mechanism and first bending mechanism simultaneous working make reinforcing bar both ends be bent simultaneously, have reduced manual operation, have promoted production efficiency.

Optionally, the jacking assembly further comprises a jacking cylinder arranged above the jacking block, and a piston rod of the jacking cylinder faces the jacking block.

Through adopting above-mentioned technical scheme, the piston rod of the tight cylinder in top stretches out and compresses tightly the reinforcing bar on the tight piece in top, and is more stable when making the reinforcing bar bend.

Optionally, one end of the bending hydraulic cylinder, which is close to the piston rod, is provided with a bending positive support block, and the piston rod of the bending hydraulic cylinder penetrates through the bending positive support block and is in sliding connection with the bending positive support block.

By adopting the technical scheme, the bending positive supporting block provides a supporting force for the bending hydraulic cylinder, the bending hydraulic cylinder is more stable in working, and the reinforcing steel bar is more stable in bending.

Optionally, a bending side supporting block is arranged on one side of the bending punching block, the bending side supporting block and the bending positive supporting block are vertically arranged, a bending guide block is arranged on one side, close to the bending punching block, of the bending side supporting block, and the bending guide block is in sliding connection with the bending punching block.

By adopting the technical scheme, the bending guide block is used for supporting the sliding of the bending punch block, and the shaking of the bending punch block is placed as much as possible, so that the bending process is more stable.

Optionally, a pressing assembly is arranged between the first bending mechanism and the second bending mechanism, the pressing assembly includes a pressing cylinder and a pressing support block which are sequentially arranged on the support vertical plate from top to bottom along the vertical direction, a piston rod of the pressing cylinder faces the pressing support block, and the pressing support block and the jacking block are at the same horizontal height.

Through adopting above-mentioned technical scheme, place the reinforcing bar on compressing tightly the supporting shoe, compress tightly the piston rod of cylinder and compress tightly the reinforcing bar, when the reinforcing bar is crooked, rise the deformation in the middle of preventing crooked in-process reinforcing bar as far as.

Optionally, the first bending mechanism further includes a moving assembly, a moving slide rail is horizontally disposed on the supporting vertical plate, the moving assembly includes a moving bottom plate disposed on the moving slide rail, the moving bottom plate is slidably connected with the moving slide rail, and the bending bottom plate is disposed on the moving bottom plate; and a movable screw rod is arranged on one side of the movable bottom plate, which is close to the support vertical plate, and the movable screw rod is in threaded connection with the movable bottom plate.

Through adopting above-mentioned technical scheme, rotate the removal lead screw, drive and remove the bottom plate and slide on the movable slide rail, drive crooked bottom plate and slide, and then drive crooked subassembly and the tight subassembly in top and slide to adapt to the crooked of different size requirements.

Optionally, the support riser is equipped with the position scale at first bending mechanism downside, the position scale is the level setting.

By adopting the technical scheme, the position of the bending bottom plate can be accurately adjusted, so that the steel bar is bent more accurately.

Optionally, a bending rotating hole is formed in the bending bottom plate, a bending rotating bolt is arranged in the bending rotating hole, and the bending rotating bolt is in threaded connection with the movable bottom plate; the bending bottom plate is provided with a bending arc-shaped sliding groove below the bending rotating hole, the circle center of the bending arc-shaped sliding groove is the center of the bending rotating hole, a bending fixing bolt is arranged in the bending arc-shaped sliding groove, and the bending fixing bolt is in threaded connection with the moving bottom plate.

Through adopting above-mentioned technical scheme, through unscrewing crooked rotation bolt and crooked fixing bolt, the angle of adjustable crooked bottom plate, and then the angle of adjusting crooked subassembly and top tight subassembly to adapt to different bending angle's requirement.

Optionally, a tightening assembly is arranged on one side, away from the pressing assembly, of the curved bottom plate, the tightening assembly comprises a tightening threaded seat arranged on the movable bottom plate and a tightening bolt in threaded connection with the tightening threaded seat, and the tightening bolt is tightened against the curved bottom plate.

Through adopting above-mentioned technical scheme, support tight crooked bottom plate through supporting tight bolt, make crooked bottom plate more stable.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the second bending mechanism and the first bending mechanism work simultaneously, so that two ends of the steel bar are bent simultaneously, manual operation is reduced, and production efficiency is improved;

2. the movable screw rod is rotated to drive the movable bottom plate to slide on the movable slide rail and drive the bent bottom plate to slide, and further drive the bending assembly and the jacking assembly to slide so as to adapt to bending with different size requirements;

3. the angle of the bending assembly and the angle of the jacking assembly can be adjusted by adjusting the angle of the bending bottom plate so as to meet the requirements of different bending angles.

Drawings

FIG. 1 is a front view of a high speed hydraulic double head bending machine according to an embodiment of the present application.

Fig. 2 is a schematic view of the overall structure of a high-speed hydraulic double-head bending machine in the embodiment of the present application.

Description of reference numerals: 1. a support vertical plate; 11. moving the slide rail; 12. position calibration; 2. a first bending mechanism; 21. bending the bottom plate; 211. bending the rotation hole; 2111. bending the rotating bolt; 212. bending the arc-shaped sliding chute; 2121. bending the fixing bolt; 22. jacking the assembly; 221. a jacking block; 222. tightly pushing the air cylinder; 23. a bending assembly; 231. a bending hydraulic cylinder; 232. bending the punching block; 233. bending the positive support block; 234. bending the side support blocks; 235. bending the guide block; 24. a moving assembly; 241. moving the base plate; 242. moving the screw rod; 243. a movable seat; 25. a propping component; 251. tightly abutting against the threaded seat; 252. tightly abutting against the bolt; 3. a second bending mechanism; 4. a compression assembly; 41. a pressing cylinder; 42. and pressing the supporting block.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses high-speed hydraulic double-end bending machine.

Referring to fig. 1 and 2, a high-speed hydraulic double-head bending machine comprises a supporting vertical plate 1, a first bending mechanism 2, a second bending mechanism 3 and a pressing assembly 4. Support riser 1 and be vertical setting, first crooked mechanism 2 and second crooked mechanism 3 are all located on supporting riser 1, and just first crooked mechanism 2 and second crooked mechanism 3 are the symmetry setting, compress tightly subassembly 4 and lie in between first crooked mechanism 2 and the crooked mechanism 3 of second. Compress tightly subassembly 4 and compress tightly the reinforcing bar that will bend, first bending mechanism 2 and second bending mechanism 3 are crooked reinforcing bar both ends, make the reinforcing bar both ends accomplish bending operation simultaneously, reduce manual operation, have promoted work efficiency.

In order to enable the middle of the steel bar to be compressed, the compressing assembly 4 comprises a compressing cylinder 41 and a compressing support block 42, the compressing support block 42 is fixed on the support vertical plate 1 through a bolt, the compressing cylinder 41 is arranged above the compressing support block 42, a piston rod of the compressing cylinder 41 faces the compressing support block 42, and a body of the compressing cylinder 41 is fixed on the support vertical plate 1 through a bolt. When the reinforcing steel bars are placed on the pressing support blocks 42, the pressing air cylinders 41 act, piston rods of the pressing air cylinders 41 extend to the pressing support blocks 42 to press the reinforcing steel bars, so that when the two ends of the reinforcing steel bars are bent by the first bending mechanism 2 and the second bending mechanism 3, the middle of the reinforcing steel bars are prevented from bulging and deforming, and the stability of the reinforcing steel bars during bending is maintained.

In order to make the reinforcing steel bar be bent stably, the first bending mechanism 2 comprises a bending bottom plate 21, a tightening component 22 and a bending component 23, wherein the tightening component 22 and the bending component 23 are arranged on the bending bottom plate 21, the tightening component 22 is positioned on one side close to the pressing component 4, and the bending bottom plate 21 is arranged on the supporting vertical plate 1. The jacking assembly 22 comprises a jacking block 221 and a jacking cylinder 222, the jacking block 221 is fixed on the bent bottom plate 21 through bolts, and the jacking block 221 and the pressing support block 42 are at the same horizontal height; the jacking cylinder 222 is located above the jacking block 221, the jacking cylinder 222 is fixed on the curved bottom plate 21 through bolts, and a piston rod of the jacking cylinder 222 faces the jacking block 221. The reinforcing steel bar is placed on the jacking block 221, the jacking cylinder 222 acts, the piston rod of the jacking cylinder 222 compresses the reinforcing steel bar on the jacking block 221, force is applied to the end portion of the reinforcing steel bar when the end portion of the reinforcing steel bar is bent, and the reinforcing steel bar is bent more stably.

The bending assembly 23 includes a bending hydraulic cylinder 231, a bending ram 232, a bending positive support block 233, a bending side support block 234, and a bending guide block 235. The bending hydraulic cylinder 231 is fixed on the bending bottom plate 21 through bolts, the bending positive support block 233 is fixed on the bending bottom plate 21 through welding, the bending positive support block 233 is positioned at one end of a piston rod of a body of the bending hydraulic cylinder 231, the bending positive support block 233 abuts against the bending hydraulic cylinder 231, the piston rod of the bending hydraulic cylinder 231 penetrates through the bending positive support block 233 and is in sliding connection with the bending positive support block 233, and the bending positive support block 233 enables the bending hydraulic cylinder 231 to operate more stably, so that the steel bar is bent more stably. The bending punch 232 is fixed to an end of a piston rod of the bending hydraulic cylinder 231 by welding, and one side of the bending punch 232 close to the bending base plate 21 abuts against the bending base plate 21. The bending side supporting block 234 is located at one side of the bending punch block 232, the bending side supporting block 234 is vertically arranged with the bending positive supporting block 233, and the bending side supporting block 234 is fixedly connected with both the bending positive supporting block 233 and the bending base plate 21 by welding. The bent guide block 235 is fixed to the bent side support block 234 by bolts, and the bent guide block 235 is located at a side of the bent side support block 234 adjacent to the bent punch 232. The bending guide block 235 and the bending punch 232 are mutually abutted and slidably connected, so that the bending guide block 235 can guide the bending punch 232, and the steel bar is bent more stably. The advancing direction of the piston rod of the bending hydraulic cylinder 231 is parallel to the side of the jacking block 221 close to the bending hydraulic cylinder 231, and the bending punch 232 is parallel to the side of the jacking block 221 close to the bending punch 232. The bending hydraulic cylinder 231 drives the bending punch block 232 to advance, and the bending punch block 232 and the jacking block 221 act together to bend the reinforcing steel bar to finish the bending process of the end part of the reinforcing steel bar.

In order to bend the sizes required by different lengths, a support vertical plate 1 is provided with a movable slide rail 11 and position scales 12, the movable slide rail 11 is sequentially provided with two tracks from top to bottom along the vertical direction, the movable slide rail 11 is parallel to the horizontal direction, and the movable slide rail 11 is fixed on the support vertical plate 1 through bolts; position scale 12 also is the level setting, and position scale 12 is located first bending machine and the 3 downside of second bending machine, and position scale 12 can be fixed on supporting riser 1 for the scale through the gluing. The first bending mechanism 2 further includes a moving assembly 24, and the moving assembly 24 includes a moving base plate 241, a moving screw 242, and a moving base 243. The movable base plate 241 is nested on the two movable slide rails 11 and is connected with the movable slide rails 11 in a sliding mode, the movable screw rod 242 is located between the two movable slide rails 11, the movable screw rod 242 is parallel to the movable slide rails 11, the movable screw rod 242 is located between the movable base plate 241 and the supporting vertical plate 1, one end, close to the movable base plate 241, of the movable screw rod 242 is in threaded connection with the movable base plate 241 through a screw-nut pair, a movable seat 243 is arranged at one end, far away from the movable base plate 241, of the movable screw rod 242, the movable seat 243 is fixedly connected with the supporting vertical plate 1 in a welding mode, and the movable screw rod 242 is connected with the movable seat 243 in a rotating mode through a bearing. The curved bottom plate 21 is provided on the side of the movable bottom plate 241 remote from the support riser 1. Through rotating the removal lead screw 242, and then drive and remove bottom plate 241 and remove along removing slide rail 11, and then drive crooked bottom plate 21 and remove, and then drive tight subassembly 22 in top and remove the subassembly 24 and remove, adjust the crooked position of reinforcing bar tip, adapt to the crooked demand to the reinforcing bar unidimensional. The position scale 12 can accurately display the positions of the bending assembly 23 and the jacking assembly 22, and can be accurately adjusted, so that the steel bars can be bent more accurately.

In order to adjust the bending angle of the steel bar, a bending rotating hole 211 is formed in the bending bottom plate 21, the bending rotating hole 211 is located on one side, away from the jacking cylinder 222, of the bending hydraulic cylinder 231, a bending rotating bolt 2111 is arranged in the bending rotating hole 211, and the bending rotating bolt 2111 penetrates through the bending bottom plate 21 to be in threaded connection with the moving bottom plate 241, so that the bending bottom plate 21 is locked on the moving bottom plate 241. The curved bottom plate 21 is provided with a curved arc-shaped groove below the curved rotating hole 211, the center of the curved arc-shaped groove coincides with the center of the curved rotating hole 211, a curved fixing bolt 2121 is arranged in the curved arc-shaped groove, and the curved fixing bolt 2121 penetrates through the curved bottom plate 21 to be in threaded connection with the moving bottom plate 241, so that the curved bottom plate 21 is further locked on the moving bottom plate 241. By loosening the bending rotating bolt 2111 and the bending fixing bolt 2121, the bending base plate 21 rotates around the bending rotating hole 211, the bending assembly 23 and the jacking assembly 22 further rotate around the bending rotating hole 211, and the angles of the bending assembly 23 and the tip assembly are adjusted to meet the bending requirements of different angles.

In order to make the curved bottom plate 21 more stable on the movable bottom plate 241, the first bending mechanism 2 further includes a tightening component 25, the tightening component 25 includes a tightening threaded seat 251 and a tightening bolt 252, the tightening threaded seat 251 is fixed on the movable bottom plate 241 by welding, the tightening threaded seat 251 is located on one side of the curved bottom plate 21 away from the pressing component 4, the tightening bolt 252 is in threaded connection with the tightening threaded seat 251, one end of the tightening bolt 252 close to the curved bottom plate 21 is tightened on the side of the curved bottom plate 21, and the tightening bolt 252 is connected while the curved bottom plate 21 is subjected to angle adjustment. The possibility of swinging of the bent bottom plate 21 in the vertical direction is reduced, so that the bent bottom plate 21 is more stable, and the steel bars are bent more stably.

The implementation principle of the high-speed hydraulic double-head bending machine in the embodiment of the application is as follows:

in the first step, the steel bar is placed on the jacking block 221 and the pressing support block 42, and then the jacking cylinder 222 and the pressing cylinder 41 act to press the steel bar on the jacking block 221 and the pressing support block 42.

The second step, crooked, the crooked pneumatic cylinder 231 action of first bending mechanism 2 drives the crooked drift and gos forward, and crooked towards piece 232 and the tight piece 221 combined action of top are crooked with the reinforcing bar, and second bending mechanism 3 and the symmetry of first bending mechanism 2 action accomplish the bending process of reinforcing bar double-end, reduce manual operation, have promoted production efficiency.

The auxiliary step 1 is distance adjustment, the movable base plate 241 is driven to move along the movable slide rail 11 by rotating the movable lead screw 242, the bent base plate 21 is driven to move, the jacking assembly 22 and the movable assembly 24 are driven to move to the specified position scales 12, the bent position of the end portion of the reinforcing steel bar is adjusted, and bending requirements on the reinforcing steel bar in different sizes are met.

And (2) assisting in angle adjustment, namely, loosening the bending rotating bolt 2111 and the bending fixing bolt 2121 to enable the bending bottom plate 21 to rotate around the bending rotating hole 211, further enabling the bending assembly 23 and the jacking assembly 22 to rotate around the bending rotating hole 211, and adjusting the angles of the bending assembly 23 and the centre assembly to meet the bending requirements of different angles.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a high-speed hydraulic pressure double-end bending machine which characterized in that: the bending mechanism comprises a supporting vertical plate (1) arranged along the vertical direction, wherein a first bending mechanism (2) and a second bending mechanism (3) are arranged on the supporting vertical plate (1), the first bending mechanism (2) and the second bending mechanism (3) are located in the same vertical plane, the first bending mechanism (2) comprises a bending bottom plate (21) arranged on the supporting vertical plate (1) and a tightening component (22) and a bending component (23) arranged on the bending bottom plate (21), the tightening component (22) comprises a tightening block (221) arranged on the bending bottom plate (21), the bending component (23) comprises a bending hydraulic cylinder (231) arranged on the bending bottom plate (21), a piston rod of the bending hydraulic cylinder (231) faces the lower part of one side of the tightening block (221), and a bending punching block (232) is fixed at the end part of the piston rod of the bending hydraulic cylinder (231); the second bending mechanism (3) and the first bending mechanism (2) are symmetrically arranged.

2. The high-speed hydraulic double-headed bending machine according to claim 1, wherein: the jacking assembly (22) further comprises a jacking cylinder (222) arranged above the jacking block (221), and a piston rod of the jacking cylinder (222) faces towards the jacking block (221).

3. A high speed hydraulic double head bending machine according to claim 2, wherein: one end, close to the piston rod, of the bending hydraulic cylinder (231) is provided with a bending positive support block (233), and the piston rod of the bending hydraulic cylinder (231) penetrates through the bending positive support block (233) and is in sliding connection with the bending positive support block (233).

4. The high-speed hydraulic double-head bending machine according to claim 3, wherein a bending side supporting block (234) is arranged on one side of the bending punch block (232), the bending side supporting block (234) and the bending front supporting block (233) are vertically arranged, a bending guide block (235) is arranged on one side, close to the bending punch block (232), of the bending side supporting block (234), and the bending guide block (235) is connected with the bending punch block (232) in a sliding mode.

5. The high-speed hydraulic double-head bending machine according to claim 1, wherein a pressing assembly (4) is arranged between the first bending mechanism (2) and the second bending mechanism (3), the pressing assembly (4) comprises a pressing cylinder (41) and a pressing support block (42) which are sequentially arranged on the supporting vertical plate (1) from top to bottom along the vertical direction, a piston rod of the pressing cylinder (41) faces the pressing support block (42), and the pressing support block (42) and the jacking block (221) are at the same horizontal height.

6. The high-speed hydraulic double-head bending machine according to claim 1, wherein the first bending mechanism (2) further comprises a moving assembly (24), the supporting vertical plate (1) is horizontally provided with a moving slide rail (11), the moving assembly (24) comprises a moving bottom plate (241) arranged on the moving slide rail (11), the moving bottom plate (241) is connected with the moving slide rail (11) in a sliding manner, and the bending bottom plate (21) is arranged on the moving bottom plate (241); one side of the movable bottom plate (241) close to the supporting vertical plate (1) is provided with a movable screw rod (242), and the movable screw rod (242) is in threaded connection with the movable bottom plate (241).

7. The high-speed hydraulic double-head bending machine according to claim 6, wherein the supporting vertical plate (1) is provided with a position scale (12) at the lower side of the first bending mechanism (2), and the position scale (12) is horizontally arranged.

8. The high-speed hydraulic double-headed bending machine according to claim 6, wherein the bending bottom plate (21) is provided with a bending rotating hole (211), a bending rotating bolt (2111) is arranged in the bending rotating hole (211), and the bending rotating bolt (2111) is in threaded connection with the moving bottom plate (241); the bending bottom plate (21) is provided with a bending arc sliding groove (212) below the bending rotating hole (211), the circle center of the bending arc sliding groove (212) is the center of the bending rotating hole (211), a bending fixing bolt (2121) is arranged in the bending arc sliding groove (212), and the bending fixing bolt (2121) is in threaded connection with the moving bottom plate (241).

9. The high-speed hydraulic double-headed bending machine according to claim 8, wherein a resisting component (25) is arranged on one side of the bending bottom plate (21) far away from the pressing component (4), the resisting component (25) comprises a resisting threaded seat (251) arranged on the movable bottom plate (241) and a resisting bolt (252) in threaded connection with the resisting threaded seat (251), and the resisting bolt (252) is used for resisting the bending bottom plate (21).