CN115255199B - Reinforcing steel bar bending machine for building construction and bending method - Google Patents
Reinforcing steel bar bending machine for building construction and bending method Download PDFInfo
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- CN115255199B CN115255199B CN202210915489.XA CN202210915489A CN115255199B CN 115255199 B CN115255199 B CN 115255199B CN 202210915489 A CN202210915489 A CN 202210915489A CN 115255199 B CN115255199 B CN 115255199B
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- 238000005452 bending Methods 0.000 title claims abstract description 96
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000009435 building construction Methods 0.000 title abstract description 12
- 229910001294 Reinforcing steel Inorganic materials 0.000 title description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 86
- 239000010959 steel Substances 0.000 claims abstract description 86
- 230000007246 mechanism Effects 0.000 claims abstract description 55
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 25
- 230000009471 action Effects 0.000 claims abstract description 11
- 238000010276 construction Methods 0.000 claims description 12
- 230000000903 blocking effect Effects 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 7
- 230000010354 integration Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 2
- 238000003754 machining Methods 0.000 abstract 1
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000003781 tooth socket Anatomy 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F1/00—Bending wire other than coiling; Straightening wire
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F11/00—Cutting wire
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F23/00—Feeding wire in wire-working machines or apparatus
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to the technical field of building construction, in particular to a steel bar bending machine for building construction and a bending method, comprising two left and right opposite brackets, a bending cutting mechanism, a clamping mechanism and a positioning mechanism, wherein a workbench is fixed at the top of each bracket, the bending cutting mechanism and the positioning mechanism are fixed on the workbench, the clamping mechanism is arranged on the right side of the bending cutting mechanism, the positioning mechanism is arranged on the rear side of the bending cutting mechanism, and the bending cutting mechanism comprises a motor, a roller, a turntable and a knife switch; when the steel bar is cut off, the clamping mechanism is used for fixing the steel bar; when bending the reinforcing bar, realize the position control of baffle by positioning mechanism, control the length of buckling of reinforcing bar, realize the fixed length and buckle, keep the form uniformity of bending the reinforcing bar in batches, be convenient for follow-up use, utilize a drive source to realize buckling and cutting action to the reinforcing bar simultaneously, reach to buckle and cut the integration, equipment structure is simple and convenient reinforcing bar material loading, improves machining efficiency.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a reinforcing steel bar bending machine and a bending method for building construction.
Background
A reinforcing steel bar bending machine and one of reinforcing steel bar processing machines. The working mechanism is a horizontal working disc rotating on a vertical shaft, the supporting pin shaft is fixed on the machine tool, the center pin shaft and the bending pin shaft are arranged on the working disc, and the reinforcing steel bar is bent when the disc rotates. The form of the steel bar is changed, so that the steel bar is convenient to manufacture into structures such as reinforced beams and the like, and the steel bar is used for building construction.
The mode that current bar bender adopted the manual work to hold the reinforcing bar is buckled, when buckling in batches, because can't carry out spacingly to the reinforcing bar, be difficult to control the reinforcing bar inflection point is in same position, lead to the uniformity of reinforcing bar bending length poor, be inconvenient for subsequent use, be cut the reinforcing bar by the bar cutter moreover, in the course of working to the reinforcing bar, need to carry respectively to bending machine and cutting machine with waiting to process the reinforcing bar, can't utilize bar bender power drive to realize the reinforcing bar cutting, can't reach buckling and cutting integration, occupation space is big, the reinforcing bar transport material loading inefficiency, it is inconvenient to use.
Disclosure of Invention
The invention aims to solve the problems that the bending length of the steel bar cannot be controlled when the existing steel bar is bent, the bending position of the steel bar cannot be maintained, and the consistency of the bending length of the steel bar is poor; in addition, because bending and cutting equipment can not be integrally carried out, the problem of inconvenient use caused by low steel bar feeding efficiency is solved.
The invention realizes the aim through the following technical scheme that the steel bar bending machine for building construction comprises two brackets which are opposite left and right, a bending cutting mechanism, a clamping mechanism and a positioning mechanism, wherein a workbench is fixed at the top of the brackets, the bending cutting mechanism, the clamping mechanism and the positioning mechanism are fixed on the workbench, the clamping mechanism is arranged on the right side of the bending cutting mechanism, the positioning mechanism is arranged on the rear side of the bending cutting mechanism, the bending cutting mechanism comprises a motor, a roller, a turntable and a knife switch, a cavity is formed in the workbench, a second rotating shaft and a first rotating shaft are vertically arranged in an inner cavity of the workbench in a rotating manner from left to right, a second driven gear is fixedly connected to the outer wall of the second rotating shaft, and a first driven gear is fixedly connected to the outer wall of the first rotating shaft; a motor is arranged at the bottom of the right side of the workbench, a driving gear is arranged at the output end of the motor, a first driven gear is meshed and connected to the left side of the driving gear, and a second driven gear is meshed and connected to the left side of the first driven gear; a bending seat is arranged at the top of the left side of the workbench, an arc-shaped groove is formed in the outer wall of the bending seat, a positioning pin is arranged at the center of the top end of the bending seat, a limiting column is sleeved on the outer wall of the positioning pin, a second rotating shaft extends upwards to the inside of the bending seat, a swing rod is fixedly arranged at the top end of the second rotating shaft, a support frame is fixedly arranged at the end part of the swing rod, far away from the second rotating shaft, a roller is rotatably arranged in the support frame, and the swing rod penetrates through the arc-shaped groove; the top of the first rotating shaft extends out of the upper surface of the workbench and is provided with a rotary table, the upper surface of the rotary table is rotationally connected with the end part of a connecting rod through a pin shaft, one end of the connecting rod, which is far away from the rotary table, is rotationally connected with the left end of a sliding rod, a knife switch is arranged at the right end of the sliding rod, a limiting cylinder is arranged on the right side edge of the upper surface of the workbench, and the sliding rod is slidably inserted into the limiting cylinder.
Preferably, the clamping mechanism comprises a clamping support arranged on the right side of the upper surface of the workbench, the clamping support is in an inverted U shape, a screw rod is rotatably arranged on the upper portion of the clamping support, the right end of the screw rod extends out of the outer side of the clamping support and is provided with a knob, clamping plates are movably arranged in the left side and the right side of the clamping support respectively, the screw rod penetrates through the tops of the clamping plates, the screw rod is in threaded connection with the clamping plates, a guide rod is movably inserted into the left side and the right side of the lower portion of the clamping support respectively, and the guide rod is fixedly connected with the corresponding clamping plates.
Preferably, the left side and the right side of the screw are respectively provided with positive and negative threads.
Preferably, the positioning mechanism comprises a rack arranged at the left end of the rear side of the workbench, a tooth slot is formed in the left side of the rack, a baffle is movably sleeved on the outer wall of the rack, a blocking component is arranged on the left side of the baffle, and the blocking component is movably blocked with the tooth slot.
Preferably, the clamping assembly comprises a sleeve fixedly arranged on the left side of the baffle, a pull rod is movably inserted in the sleeve, a spring is sleeved on the outer wall of the pull rod, a supporting plate matched with the inner cavity of the sleeve is fixedly arranged at the right end of the pull rod, a plurality of clamping teeth are arranged at the right end of the supporting plate, the clamping teeth are clamped with tooth grooves, and two ends of the spring are fixedly connected with the inner wall of the sleeve and the supporting plate respectively.
Preferably, the first driven gear diameter is greater than the driving gear diameter.
Preferably, the outer wall of the locating pin is provided with a spline, and the inner wall of the limiting column is provided with a spline groove matched with the locating pin.
The invention also provides a bending method of the steel bar for building construction, which is implemented based on the steel bar bending machine for building construction, and specifically comprises the following steps:
step one, setting bending length: the position of the baffle is adjusted according to the bending position of the steel bar, and the distance between the baffle and the axis of the limiting column is set to be the bending length of the steel bar to be processed;
Step two, bending the steel bars: the motor is started, the driving gear is driven to rotate clockwise through the motor, the first driven gear meshed with the driving gear rotates anticlockwise, the second driven gear meshed with the first driven gear rotates clockwise, the second driven gear drives the second rotating shaft to rotate clockwise, the swinging rod drives the supporting frame to do clockwise rotation, the roller acts on the supporting frame to bend the supporting frame with the steel bar, and the motor is turned off after bending is completed;
cutting off the steel bars: and starting the motor, wherein the first driven gear rotates anticlockwise to drive the first rotating shaft to rotate, the first rotating shaft drives the turntable to rotate, the movable turntable drives the sliding rod to move in the limiting cylinder, and the steel bar is cut off in the moving process of the knife switch.
Preferably, the first step further includes the step of setting a bending length: and (3) adjusting the position of the baffle according to the bending position of the steel bar, pulling the pull rod leftwards, enabling the latch to be separated from the tooth groove while pushing the supporting plate to extrude the spring, unlocking the baffle, pulling the baffle to slide on the rack, setting the distance between the baffle and the axis of the limiting column to be the bending length of the steel bar to be processed, loosening the pull rod, and inserting the latch into the tooth groove under the action of the spring to finish the position adjustment of the baffle.
Preferably, the third step further comprises the step of cutting the reinforcing steel bar: firstly, inserting the bending steel bar finished in the second step between clamping plates; secondly, adjusting the positions of the steel bars to enable the knife switch to be aligned with the cutting points of the steel bars, and rotating the screw to drive the two clamping plates to clamp and fix the steel bars; finally, the motor is started, the first driven gear rotates anticlockwise to drive the first rotating shaft to rotate, the first rotating shaft drives the rotary table to rotate, the movable rotary table drives the sliding rod to move in the limiting cylinder, and the steel bar is cut off in the moving process of the knife switch.
The beneficial effects of the invention are as follows:
1. According to the invention, the position of the baffle is adjusted by pulling the pull rod, the pull rod is retracted under the action of the elastic force of the spring after the position adjustment of the baffle is completed, and the latch is inserted into the tooth slot to fix the position of the baffle; the control of the bending length of the steel bars is realized through the position adjustment of the baffle plates, so that higher form consistency is maintained when the steel bars are bent in batches, and the subsequent use is facilitated;
2. According to the invention, the driving gear is driven by the motor to rotate clockwise, the first rotating shaft is driven to rotate anticlockwise under the cooperation of the two first driven gears, the second rotating shaft rotates clockwise, the steel bar is bent through the clockwise rotation of the cooperation roller of the swing rod and the support frame, the turntable rotates under the driving of the first rotating shaft, the slide rod is driven to move right by the turntable, and the gate knife is driven to move right by the slide rod to cut off the steel bar. Therefore, the steel bar bending machine provided by the invention utilizes one driving source to simultaneously realize bending and cutting actions of the steel bars, achieves bending and cutting integration, has a simple and convenient equipment structure, is used for feeding the steel bars, and improves the processing efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is a schematic view of a clamping mechanism according to the present invention;
FIG. 4 is a front cross-sectional view of the clamping mechanism of the present invention;
fig. 5 is a front cross-sectional view of the positioning mechanism of the present invention.
In the figure: 1. the device comprises a bracket, 11, a workbench, 2, a bending and cutting mechanism, 22, a motor, 23, a driving gear, 24, a second rotating shaft, 25, a first rotating shaft, 26, a first driven gear, 27, a bending seat, 28, an arc groove, 29, a locating pin, 210, a limit post, 211, a swing rod, 212, a supporting frame, 213, a roller, 214, a turntable, 215, a connecting rod, 216, a limit cylinder, 217, a slide rod, 218, a knife, 219, a second driven gear, 3, a clamping mechanism, 31, a clamping bracket, 32, a screw, 33, a knob, 34, a guide rod, 35, a clamping plate, 4, a locating mechanism, 41, a rack, 42, a tooth socket, 43, a baffle, 44, a clamping assembly, 441, a sleeve, 442, a pull rod, 443, a spring, 444, a supporting plate, 445 and a clamping tooth.
Detailed Description
The principles and features of the present invention are described below with reference to fig. 1-5, the examples being provided for illustration only and not for limitation of the scope of the invention. The invention is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the invention will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the invention.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Example 1
Referring to fig. 1-5, the present invention provides a steel bar bender for construction, comprising two left and right opposite brackets 1, a bending and cutting mechanism 2, a clamping mechanism 3 and a positioning mechanism 4, wherein a workbench 11 is fixed on the top of the brackets 1, the bending and cutting mechanism 2, the clamping mechanism 3 and the positioning mechanism 4 are fixed on the workbench 11, the clamping mechanism 3 is arranged on the right side of the bending and cutting mechanism 2, and the positioning mechanism 4 is arranged on the rear side of the bending and cutting mechanism 2;
The bending and cutting mechanism 2 comprises a motor 22, a roller 213, a turntable 214 and a knife switch 218, wherein a cavity is formed in the workbench 11, a second rotating shaft 24 and a first rotating shaft 25 are vertically and rotatably arranged in the cavity of the workbench 11 from left to right, a second driven gear 219 is fixedly connected to the outer wall of the second rotating shaft 24, and a first driven gear 26 is fixedly connected to the outer wall of the first rotating shaft 25;
The motor 22 is installed at the bottom of the right side of the workbench 11, the driving gear 23 is installed at the output end of the motor 22, and the motor 22 is a forward and reverse motor and is used for driving the driving gear 23 to rotate clockwise and then enabling the driving gear 23 to rotate anticlockwise and return.
The first driven gear 26 is engaged and connected on the left side of the driving gear 23, and the second driven gear 219 is engaged and connected on the left side of the first driven gear 26; the clockwise rotation of the driving gear 23 causes the first shaft 25 to rotate counterclockwise and the second shaft 24 to rotate clockwise.
The bending seat 27 is installed at the top of the left side of the workbench 11, the arc-shaped groove 28 is formed in the outer wall of the bending seat 27, the locating pin 29 is installed at the center position of the top end of the bending seat 27, the locating pin 29 is sleeved with the outer wall of the locating pin 29, the locating pin 210 can be made into cylinders with different outer diameters, the bending width of the reinforcing steel bars is adjusted according to the different outer diameters of the locating pin 210, and the locating pin 210 is used for limiting the reinforcing steel bars. The second rotating shaft 24 extends upwards to the inside of the bending seat 27, a swing rod 211 is fixedly arranged at the top end of the second rotating shaft 24, a supporting frame 212 is fixedly arranged at the end part of the swing rod 211 away from the second rotating shaft 24, the roller 213 is rotatably arranged in the supporting frame 212, the roller 213 can be rotated under the driving of the swing rod 211, the roller 213 can squeeze the reinforcing steel bars to bend, the roller 213 rolls on the reinforcing steel bars, the friction between the roller 213 and the reinforcing steel bars can be reduced, and the mechanical abrasion is reduced; the swing rod 211 penetrates through the arc-shaped groove 28, and the arc-shaped groove 28 reserves enough space for the swing rod 211 to rotate;
The top of the first rotating shaft 25 extends out of the upper surface of the workbench 11 and is provided with a turntable 214, the upper surface of the turntable 214 is rotationally connected with the end part of a connecting rod 215 through a pin shaft, one end of the connecting rod 215 far away from the turntable 214 is rotationally connected with the left end of a sliding rod 217, the right end of the sliding rod 217 is provided with a knife switch 218, the right side edge of the upper surface of the workbench 11 is provided with a limiting cylinder 216, and the sliding rod 217 is slidingly inserted in the limiting cylinder 216.
The rotary table 214 is utilized to drive the left end of the connecting rod 215 to do anticlockwise circular motion, so that the other end of the connecting rod 215 can push the slide bar 217 to reciprocate, and the knife 218 can cut off the steel bars under the drive of the slide bar 217.
Further, the diameter of the first driven gear 26 is larger than that of the driving gear 23, and the first driven gear 26 is in arm length, so that the driving gear 23 can drive the first driven gear 26 more effort-saving.
As a preferred solution, further, the outer wall of the positioning pin 29 is provided with a spline, the inner wall of the limiting post 210 is provided with a spline groove matched with the positioning pin 29, which plays a role in limiting the limiting post 210 and prevents the limiting post 210 from rotating.
The clamping mechanism 3 comprises a clamping bracket 31 arranged on the right side of the upper surface of the workbench 11, the clamping bracket 31 is in an inverted U shape, a screw rod 32 is rotatably arranged on the upper portion of the clamping bracket 31, the right end of the screw rod 32 extends out of the outer side of the clamping bracket 31 and is provided with a knob 33, clamping plates 35 are movably arranged in the left side and the right side of the clamping bracket 31 respectively, the screw rod 32 penetrates through the top of the clamping plates 35, the screw rod 32 is in threaded connection with the clamping plates 35, a guide rod 34 is movably inserted into the left side and the right side of the lower portion of the clamping bracket 31 respectively, the guide rod 34 is fixedly connected with the corresponding clamping plates 35, the guide rod 34 limits the clamping plates 35, the clamping plates 35 can move horizontally, the steel bars are inserted between the two clamping plates 35, and a positioning effect is achieved when the steel bars are cut off.
Further, the screw 32 is provided with a positive and a negative screw threads on the left and right sides, respectively, and when the screw 32 rotates clockwise or counterclockwise, the screw 32 screw thread rotating force can drive the two clamping plates 35 to move inwards or outwards simultaneously.
Still further, the positioning mechanism 4 includes rack 41 installed at the left end of the rear side of the workbench 11, tooth space 42 is provided at the left side of rack 41, baffle 43 is movably sleeved on the outer wall of rack 41, a blocking component 44 is provided at the left side of baffle 43, and blocking component 44 is movably clamped with tooth space 42, baffle 43 is used for blocking the reinforcing steel bar, so that the bending length of the reinforcing steel bar is set, and the blocking component 44 and the tooth space 42 are clamped and connected to fix the position of baffle 43.
The locking assembly 44 comprises a sleeve 441 fixedly mounted on the left side of the baffle 43, a pull rod 442 is movably inserted in the sleeve 441, a supporting plate 444 matched with the inner cavity of the sleeve 441 is fixedly mounted at the right end of the pull rod 442, a plurality of clamping teeth 445 are arranged at the right end of the supporting plate 444, the clamping teeth 445 are clamped with the tooth grooves 42, a spring 443 is sleeved on the outer wall of the pull rod 442, two ends of the spring 443 are fixedly connected with the inner wall of the sleeve 441 and the supporting plate 444 respectively, the spring 443 is a rotary spring, elastic deformation is generated after the spring 443 is stretched or extruded, the pull rod is restored to an initial state after the external force is removed, and the supporting plate 444 is pushed to move right by utilizing the elasticity of the spring to realize that the clamping teeth 445 stably stay in the tooth grooves 42.
Working principle: when the device works, firstly, the position of the baffle 43 is adjusted according to the bending position of the steel bar, the pull rod 442 is pulled leftwards, the supporting plate 444 is pushed to squeeze the spring 443, meanwhile, the clamping teeth 445 are separated from the tooth grooves 42, the locking of the baffle 43 is released, the baffle 43 is pulled to slide on the rack 41, the distance between the baffle 43 and the axis of the limit post 210 is set to be the bending length of the steel bar to be processed, the pull rod 442 is loosened, the spring 443 pushes the supporting plate 444 rightwards under the action of self elasticity, the clamping teeth 445 are inserted into the tooth grooves 42, when the steel bar is bent, the steel bar passes through between the roller 213 and the limit post 210, and the steel bar is propped against the baffle 43 to position the steel bar, so that the bending length of each steel bar is the same, and the shapes of the steel bars which are bent in batches can be kept consistent;
After the setting of the bending length is completed, when the steel bar is bent, the driving gear 23 is driven to rotate clockwise through the motor 22, the first driven gear 26 meshed with the driving gear 23 rotates anticlockwise, the second driven gear 219 meshed with the first driven gear 26 rotates clockwise, the second driven gear 219 drives the second rotating shaft 24 to rotate clockwise, the swing rod 211 drives the support frame 212 to rotate clockwise, and the roller 213 acts on the steel bar to bend the steel bar;
Cutting off the steel bars after bending, rotating the screw rod 32 clockwise or anticlockwise according to the thickness of the steel bars, under the guiding action of the guide rods 34, driving the two clamping plates 35 to move inwards or outwards simultaneously by the screw thread rotating force of the screw rod 32, reducing or enlarging the distance between the clamping plates 35, inserting the steel bars between the clamping plates 35, adjusting the positions of the steel bars to enable the knife 218 to be aligned with the cutting point of the steel bars, fixing the steel bars by the rotating screw rod 32, driving the first rotating shaft 25 to rotate anticlockwise by the first driven gear 26 according to the second step, driving the rotating disc 214 to rotate by the first rotating shaft 25, driving the slide rod 217 to reciprocate in the limiting cylinder 216 by the movable rotating disc 214, and cutting the steel bars in the reciprocating process of the knife 218. The steel bar bending machine provided by the invention realizes bending and cutting integrated processing of the steel bars, has a simple structure, is convenient to carry, and can bend and cut at the same position without additionally arranging a feeding procedure of the steel bars, thereby improving the processing efficiency of workers on the steel bars.
Example 2
The embodiment provides a bending method of a steel bar bending machine for building construction, which is implemented based on the steel bar bending machine for building construction, and specifically comprises the following steps:
step one, setting bending length: according to the bending position of the steel bar, the position of the baffle 43 is adjusted, the pull rod 442 is pulled leftwards, the supporting plate 444 is pushed to squeeze the spring 443, meanwhile, the clamping teeth 445 are separated from the tooth grooves 42, the locking of the baffle 43 is released, the baffle 43 is pulled to slide on the rack 41, the distance between the baffle 43 and the axis of the limiting column 210 is set to be the bending length of the steel bar to be processed, the pull rod 442 is loosened, and the clamping teeth 445 are inserted into the tooth grooves 42 under the action of the spring 443, so that the position adjustment of the baffle 43 is completed;
Step two, bending the steel bars: starting the motor 22, driving the driving gear 23 to rotate clockwise through the motor 22, enabling the first driven gear 26 meshed with the driving gear 23 to rotate anticlockwise, enabling the second driven gear 219 meshed with the first driven gear 26 to rotate clockwise, enabling the second driven gear 219 to drive the second rotating shaft 24 to rotate clockwise, enabling the swing rod 211 to drive the supporting frame 212 to rotate clockwise, enabling the roller 213 to act on the supporting frame to bend the supporting frame with the steel bars, and closing the motor 22 after bending is completed;
Cutting off the steel bars: firstly, inserting the bending steel bar finished in the second step between clamping plates 35; secondly, adjusting the position of the steel bar to enable the knife switch 218 to be aligned with the cutting point of the steel bar, and rotating the screw 32 to drive the two clamping plates 35 to clamp and fix the steel bar; finally, the motor 22 is started, the first driven gear 26 rotates anticlockwise to drive the first rotating shaft 25 to rotate, the first rotating shaft 25 drives the turntable 214 to rotate, the movable turntable 214 drives the sliding rod 217 to move in the limiting cylinder 216, and the knife 218 cuts off the steel bars in the moving process.
It is noted that relational terms such as first and second, and the like are 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. What is not described in detail in this specification is prior art known to those skilled in the art.
The above description is only of the preferred embodiments of the present invention, and is not intended to limit the present invention in any way; those skilled in the art will readily appreciate that the present invention may be implemented as shown in the drawings and described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present invention are possible in light of the above teachings without departing from the scope of the invention; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present invention still fall within the scope of the present invention.
Claims (10)
1. The utility model provides a construction is with reinforcing bar bending machine, includes two left and right sides relative support (1), bends cutting mechanism (2), fixture (3) and positioning mechanism (4) be fixed with workstation (11) at the top of support (1) be fixed with on workstation (11) bend cutting mechanism (2), fixture (3) and positioning mechanism (4) bend the right side of cutting mechanism (2) and set up fixture (3) bend the rear side of cutting mechanism (2) and set up positioning mechanism (4), its characterized in that:
The bending and cutting mechanism (2) comprises a motor (22), a roller (213), a turntable (214) and a knife switch (218), wherein a cavity is formed in the workbench (11), a second rotating shaft (24) and a first rotating shaft (25) are vertically and rotatably arranged in the cavity of the workbench (11) from left to right, a second driven gear (219) is fixedly connected to the outer wall of the second rotating shaft (24), and a first driven gear (26) is fixedly connected to the outer wall of the first rotating shaft (25);
A motor (22) is arranged at the bottom of the right side of the workbench (11), a driving gear (23) is arranged at the output end of the motor (22), the left side of the driving gear (23) is connected with the first driven gear (26) in a meshed mode, and the left side of the first driven gear (26) is connected with the second driven gear (219) in a meshed mode;
A bending seat (27) is arranged at the top of the left side of the workbench (11), an arc-shaped groove (28) is formed in the outer wall of the bending seat (27), a positioning pin (29) is arranged at the center of the top end of the bending seat (27), a limit column (210) is sleeved on the outer wall of the positioning pin (29), a second rotating shaft (24) extends upwards to the inside of the bending seat (27), a swing rod (211) is fixedly arranged at the top end of the second rotating shaft (24), a supporting frame (212) is fixedly arranged at the end part of the swing rod (211) far away from the second rotating shaft (24), a roller (213) is rotatably arranged in the supporting frame (212), and the swing rod (211) penetrates through the arc-shaped groove (28);
The top of first pivot (25) extends workstation (11) upper surface and installs carousel (214), the upper surface of carousel (214) is rotated through the tip of round pin axle with connecting rod (215) and is connected, the one end that carousel (214) was kept away from to connecting rod (215) is rotated with the left end of slide bar (217) and is connected, knife switch (218) are installed to the right-hand member of slide bar (217) limit cylinder (216) are installed along the upper surface right side of workstation (11), slide bar (217) slip grafting is in limit cylinder (216).
2. The reinforcing bar bender for construction according to claim 1, wherein: clamping mechanism (3) are including installing clamping bracket (31) on workstation (11) upper surface right side, and clamping bracket (31) are the shape of falling U, screw rod (32) are installed in the upper portion rotation of clamping bracket (31), the outside that clamping bracket (31) was extended to the right-hand member of screw rod (32) is installed knob (33) movable in the left and right sides of clamping bracket (31) respectively is provided with splint (35), screw rod (32) pass the top of splint (35), screw rod (32) with splint (35) threaded connection the lower part left and right sides of clamping bracket (31) is movable grafting respectively has a guide arm (34), guide arm (34) with corresponding splint (35) fixed connection.
3. The reinforcing bar bender for construction according to claim 2, wherein: the left side and the right side of the screw rod (32) are respectively provided with positive and negative threads.
4. The reinforcing bar bender for construction according to claim 2, wherein: the positioning mechanism (4) comprises a rack (41) arranged at the left end of the rear side of the workbench (11), a tooth groove (42) is formed in the left side of the rack (41), a baffle (43) is movably sleeved on the outer wall of the rack (41), a blocking component (44) is arranged on the left side of the baffle (43), and the blocking component (44) is movably connected with the tooth groove (42).
5. The reinforcing bar bender for construction according to claim 4, wherein: the locking assembly (44) comprises a sleeve (441) fixedly mounted on the left side of the baffle (43), a pull rod (442) is movably inserted into the sleeve (441), a spring (443) is sleeved on the outer wall of the pull rod (442), a supporting plate (444) matched with the inner cavity of the sleeve (441) is fixedly mounted at the right end of the pull rod (442), a plurality of clamping teeth (445) are arranged at the right end of the supporting plate (444), the clamping teeth (445) are clamped with the tooth grooves (42), and two ends of the spring (443) are fixedly connected with the inner wall of the sleeve (441) and the supporting plate (444) respectively.
6. The reinforcing bar bender for construction according to claim 1, wherein: the diameter of the first driven gear (26) is larger than that of the driving gear (23).
7. The reinforcing bar bender for construction according to claim 1, wherein: the outer wall of the locating pin (29) is provided with a spline, and the inner wall of the limiting column (210) is provided with a spline groove matched with the locating pin (29).
8. A method for bending a reinforcing bar for construction, which is implemented based on a reinforcing bar bending machine for construction provided in claim 5, comprising the steps of:
step one, setting bending length: the position of the baffle plate (43) is adjusted according to the bending position of the steel bar, and the distance between the baffle plate (43) and the axle center of the limiting column (210) is set to be the bending length of the steel bar to be processed;
Step two, bending the steel bars: starting a motor (22), driving a driving gear (23) to rotate clockwise through the motor (22), enabling a first driven gear (26) meshed with the driving gear (23) to rotate anticlockwise, enabling a second driven gear (219) meshed with the first driven gear (26) to rotate clockwise, enabling a second rotating shaft (24) to rotate clockwise through the second driven gear (219), enabling a swinging rod (211) to drive a supporting frame (212) to do clockwise rotation, enabling a roller (213) to act on the supporting frame to bend the supporting frame with steel bars, and closing the motor (22) after bending is completed;
cutting off the steel bars: the motor (22) is started, the first driven gear (26) rotates anticlockwise to drive the first rotating shaft (25) to rotate, the first rotating shaft (25) drives the rotating disc (214) to rotate, the movable rotating disc (214) drives the sliding rod (217) to move in the limiting cylinder (216), and the steel bar is cut off in the moving process of the knife switch (218).
9. The method for bending a reinforcing bar for construction according to claim 8, wherein: the first step further comprises the following steps of setting bending length: according to the position of the baffle (43) adjusted by the bending position of the steel bar, the pull rod (442) is pulled leftwards, the supporting plate (444) is pushed to squeeze the spring (443) and simultaneously the clamping teeth (445) are separated from the tooth grooves (42), the baffle (43) is unlocked, the baffle (43) is pulled to slide on the rack (41), the distance between the baffle (43) and the axle center of the limiting column (210) is set to be the bending length of the steel bar to be processed, the pull rod (442) is loosened, and the clamping teeth (445) are inserted into the tooth grooves (42) under the action of the spring (443), so that the position adjustment of the baffle (43) is completed.
10. The method for bending a reinforcing bar for construction according to claim 8, wherein: and step three, the method further comprises the following steps of cutting off the steel bars: firstly, inserting the bending steel bar finished in the second step between clamping plates (35); secondly, adjusting the position of the steel bar to enable a knife switch (218) to be aligned with a steel bar cutting point, and driving two clamping plates (35) to clamp and fix the steel bar by rotating a screw (32); finally, the motor (22) is started, the first driven gear (26) rotates anticlockwise to drive the first rotating shaft (25) to rotate, the first rotating shaft (25) drives the rotating disc (214) to rotate, the movable rotating disc (214) drives the sliding rod (217) to move in the limiting cylinder (216), and the steel bar is cut off in the moving process of the knife switch (218).
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| CN202210915489.XA CN115255199B (en) | 2022-08-01 | 2022-08-01 | Reinforcing steel bar bending machine for building construction and bending method |
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| CN202210915489.XA CN115255199B (en) | 2022-08-01 | 2022-08-01 | Reinforcing steel bar bending machine for building construction and bending method |
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| CN116625846B (en) * | 2023-06-01 | 2023-11-03 | 青海青厦建筑工程有限公司 | Construction steel bar bending performance detection equipment |
| CN117884902B (en) * | 2024-03-06 | 2024-06-28 | 镇江艾康医疗器械有限公司 | Automatic cutting equipment is made in wheelchair production |
| CN118243528B (en) * | 2024-03-29 | 2024-10-01 | 山东魁元工程质量检测有限公司 | Building reinforcing steel bar performance detection device |
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| JPH0584443U (en) * | 1992-04-21 | 1993-11-16 | 住友金属鉱山株式会社 | Rebar bending machine |
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