CN203076496U - Automatic reinforcing steel bar bending machine - Google Patents

Automatic reinforcing steel bar bending machine Download PDF

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Publication number
CN203076496U
CN203076496U CN 201320045766 CN201320045766U CN203076496U CN 203076496 U CN203076496 U CN 203076496U CN 201320045766 CN201320045766 CN 201320045766 CN 201320045766 U CN201320045766 U CN 201320045766U CN 203076496 U CN203076496 U CN 203076496U
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China
Prior art keywords
bending
motor
hinged
inroller
automatic angle
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CN 201320045766
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Chinese (zh)
Inventor
陈春林
杨家玉
王南川
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CHONGQING CHANGJIANG PRESTRESS Co Ltd
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CHONGQING CHANGJIANG PRESTRESS Co Ltd
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Abstract

The utility model relates to an automatic reinforcing steel bar bending machine and aims to provide an automatic reinforcing steel bar bending machine which is capable of carrying out bending automatically and high in machining accuracy. The automatic reinforcing steel bar bending machine comprises a rack, a bending mechanism is installed on the rack, and the bending mechanism comprises a bending motor, a bending component, a horizontal feeding device and a perpendicular feeding device; and the bending component comprises a center shaft with one end connected with the bending motor through a universal joint, the center shaft is connected with a linear bearing in a sleeved mode, the other end of the center shaft is connected with a rotating disk, two bending posts are arranged on the rotating disk and are driven by the motor to rotate around the center shaft, and then reinforcing steel bars located between the two posts are gradually bent. The position of the bending mechanism can be accurately adjusted through the horizontal feeding device and the perpendicular feeding device, so that the bending machine can bend the reinforcing steel bars accurately, the whole bending process can be driven by the motor through the universal joint, the motor does not need to be moved together with the bending component, labor intensity of manual bending is relieved, and production efficiency is promoted.

Description

Automatic angle bender
Technical field
The utility model relates to a kind of angle bender, is specifically related to a kind of automatic angle bender.
Background technology
Reinforcing bar often need be processed to different shape on engineering is used, the most basic is that it is carried out bending, traditional manual Bending Processing not only wastes time and energy, and machining accuracy is not high yet, needs to guarantee by means of operating personnel's practical operation experience the quality of bending reinforcing bar.So the labour intensity of traditional reinforcing bar Bending Processing is big, inefficiency, and quality changes with operating personnel's difference.
The utility model content
Main purpose of the present utility model provides the automatic bending of a kind of energy, and the high automatic angle bender of machining accuracy.
For achieving the above object, the technical scheme that adopts is: a kind of automatic angle bender, comprise frame, bending mechanism is installed on the frame, is it is characterized in that: described bending mechanism comprises bending motor, bending assembly, can make the horizontal feed device that the bending component level moves, the vertical feed device that the bending assembly is vertically moved;
Described bending assembly comprises the central shaft that an end and bending motor are connected by universal joint, central shaft socket linear bearing, and the other end of central shaft connects rotating disc, and two bending posts are set on the rotating disc.
The bending motor is common electric machine, is the parts that power is provided in the bending mechanism; Universal joint can allow still can be rotated by the bending driven by motor after central shaft carries out the displacement of certain angle; When bending driven by motor central shaft rotated, the rotating disc that connects the central shaft other end also rotated, and two bending posts on the rotating disc also rotate around central shaft thereupon.
The utility model operation principle: the horizontal feed device can drive the bending component level and move, and move up and down and the vertical feed device can drive the bending assembly, thereby both combines and can the bending assembly accurately be located, and can accurately control the bending part; By connecting gear reinforcing bar is sent to cutting mechanism, cutting mechanism according to the parameter that is provided with bar cutting to Len req, reinforcing bar after the shearing puts on the rotating disc between the two bending posts, the rotation of bending driven by motor rotating disc, make the bending post also rotate, thereby progressively reinforcing bar is clamped and bending around the rotating shaft of rotating disc.
The automatic angle bender of the utility model is accurately regulated the position of bending mechanism by horizontal feed device and vertical feed device, makes bender to carry out bending accurately to reinforcing bar; The bending motor connects central shaft by universal joint, and when the bending assembly was mobile within the specific limits, the bending motor still can not need motor is also moved with the bending assembly normally to its transmission, has reduced the space that the bender operation occupies; Whole bending process can reduce the labour intensity of manual bending by motor-driven simultaneously, has improved production efficiency.
Description of drawings
Fig. 1 is the structural representation of the automatic angle bender of the utility model.
Fig. 2 is the structural representation of bending mechanism in the automatic angle bender of the utility model.
Fig. 3 is that the A of Fig. 2 is to view.
Fig. 4 is the structural representation of shut-off mechanism in the automatic angle bender of the utility model.
The specific embodiment
Specify as follows with reference to accompanying drawing 1,2,3: a kind of automatic angle bender, comprise frame 1, connecting gear 2, shut-off mechanism 3 and bending mechanism 4 are installed on the frame 1 successively, and described bending mechanism 4 comprises bending motor, bending assembly, can make the horizontal feed device that the bending component level moves, the vertical feed device that the bending assembly is vertically moved.
Described bending assembly comprises the central shaft 415 that an end and bending motor are connected by universal joint 408, central shaft 415 outer socket linear bearings 409, and the other end of central shaft 415 connects rotating disc 410, and two bending posts 411,412 are set on the rotating disc 410.
The bending motor rotates by the central shaft 415 1 ends drive central shaft 415 that universal joint 408 connects linear bearing 409, central shaft 415 other ends connect rotating disc 410, central shaft 415 rotations drive rotating disc 410 and rotate, two bending posts 411,412 are set on the rotating disc 410, and the bending post axially rotates around linear bearing 409.Stretch between the two bending posts 411,412 by the reinforcing bar of connecting gear 2,, gradually reinforcing bar is clamped and final bending when bending post 411,412 during around the axial rotation of linear bearing 409 to bending mechanism 4.
Further, described vertical feed device comprises the base 402 that is arranged on the frame 1, be provided with respectively on the base 402 vertically towards chute 406, lifting motor, can be by the elevating screw 403 of lifting motor driven rotary; The slide block that settings can slide up and down along chute 406 in the described chute 406, the bending assembly is set on the slide block, elevating screw nut 404 is threaded on the described elevating screw 403, hinged lifting arm 405 on the chute 406, the hinged bending assembly of lifting arm 405 1 ends, the other end and elevating screw nut 404 are hinged.
Promptly drive elevating screw 403 rotations, do rise and fall campaign, thereby drive and lifting arm 405 1 ends that elevating screw nut 404 is hinged move up and down thereby drive elevating screw nut 404 by lifting motor; Lifting arm 405 is hinged on the chute 406, the other end and bending member hinges, and lifting arm 405 can be rotated around the jointed shaft with chute 406 hinged places, thereby also moves up and down with an end of bending member hinges, also just drives the bending assembly and moves up and down.Elevating screw 403 cooperates with elevating screw nut 404 rotatablely moving of lifting motor is converted into rectilinear motion, and the feed accuracy height.
Further, described horizontal feed device comprises the translation feed screw nut 413 who is arranged on the linear bearing 409, the translation feed screw nut 413 translation screw mandrel 414 that is threaded, translation screw mandrel 414 is axially axially vertical with elevating screw 403, translation screw mandrel 414 1 ends are hinged on the slide block, and the other end is connected with center by the travelling gear of translation motor 407 driven rotary.
Translation motor drives the travelling gear rotation, the gear rotation drives 414 rotations of translation screw mandrel, thereby drive translation feed screw nut 413 along 414 axially-movables of translation screw mandrel, and translation feed screw nut 413 is connected with linear bearing 409, so can drive linear bearing 409 along the axially-movable of translation screw mandrel, thereby make the bending assembly also along 414 axially-movables of translation screw mandrel.
On the described linear bearing 409 translation feed screw nut 413 is set, the translation feed screw nut 413 translation screw mandrel 414 that is threaded, translation screw mandrel 414 is axially axially vertical with elevating screw 403, translation screw mandrel 414 1 ends are hinged on the slide block, translation screw mandrel 414 can be around the rotation of this jointed shaft, and the other end is with affixed by the center of the travelling gear of translation motor 407 driven rotary.Translation motor 407 drives the travelling gears rotation, thereby drives 414 rotations of translation screw mandrel, and 413 of translation feed screw nuts are along 414 axially-movables of translation screw mandrel, thereby drives linear bearing 409 along 414 axially-movables of translation screw mandrel, and bending post 411,412 is movement therewith also.Translation screw mandrel 414 cooperates with translation feed screw nut 413 and rotatablely moving of translation motor is converted into rectilinear motion, the feed accuracy height.
Further, described universal joint 408 is connected with central shaft 415 splines.Promptly the outer surface at central shaft 415 has keyway longitudinally, and in the universal joint 408 of central shaft 415 links corresponding keyway is arranged, and universal joint 408 and central shaft 415 are plugged together when being connected, and keyway is engaging mutually also.Adopting the spline connected mode is in order to make connection tightr, can certainly be alternate manners such as flat key connection.
Further, described bending motor downlink connection bending reductor 401, bending reductor 401 connects universal joint 408.Bending reductor 401 is common reductor, can be practical in the utility model with the collocation of bending motor, reduce the bending rotating speed of motor, and improve output torque, reduced the load of bending motor.
Further, there is one in the described bending post and is positioned at rotating disc 410 rotating shaft positions.Shown in Fig. 2,3, bending post A411 is positioned at rotating disc 410 rotating shaft positions, it is the pivot place, when linear bearing 409 is rotated in the following rotation of drive of bending motor, bending post A411 also begins axially self to rotate around it, and bending post B412 rotates around bending post A411, when rotating disc 410 turns clockwise, bending post A411 is fixed point, and bending post B412 compresses reinforcing bar gradually, then with the reinforcing bar bending, like this, bending point for reinforcing bar is better controlled, is promptly beginning by bending with bending post A411 position contacting reinforcing bar.
Further, described automatic angle bender comprises shut-off mechanism 3, shut-off mechanism 3 cuts off motor and cutting assembly, described cutting assembly comprises the bearing 305 that is fixed on the frame, hinged on the bearing 305 can be by cutting off the excising forceps 302 that driven by motor is rotated around jointed shaft, the position corresponding with excising forceps 302 jaws is provided with reinforcing bar holder 309, and the through hole that can allow reinforcing bar pass and stretch into jaw is set on the reinforcing bar holder 309.I.e. hinged excising forceps 302 on bearing 305, excising forceps 302 can cut off the rotation of driven by motor jointed shaft around this jointed shaft rotation; In the position corresponding with excising forceps 302 jaws reinforcing bar holder 309 is set, on the reinforcing bar holder 309 through hole is set, reinforcing bar can pass the jaw that through hole gos deep into excising forceps 302; When reinforcing bar stretches into jaw by through hole, cut off driven by motor excising forceps 302 and rotate, between excising forceps 302 and the reinforcing bar holder 309 reinforcing bar is done shearing motion, thereby reinforcing bar is cut short.Cutting off motor also is common electric machine, is the parts that power is provided in the shut-off mechanism.
Further, described cut-out motor connects cut-out reductor 301, cut off reductor 301 and connect flywheel 303, hinged drive connecting rod 304 outside the center on the flywheel 303, drive connecting rod 304 is hinged with follower link A306 one end, and follower link A306 is hinged on the bearing 305, and the follower link A306 other end and follower link B307 one end are hinged, the follower link B307 other end and follower link C308 one end are hinged, and follower link C308 one end is connected with the jointed shaft of excising forceps 302.Cutting off reductor 301 is common reductor also, can be practical in the utility model with the collocation of cut-out motor, and reduce and cut off rotating speed of motor, the raising output torque has reduced the load of cutting off motor.
Its operation principle is as follows: by cutting off 303 rotations of driven by motor flywheel, hinged eccentric ratio one end is done the circular motion at wheel 303 centers of being diversion on the flywheel 303, the other end drives hinged with it follower link A306 one end motion, because follower link A306 is hinged on the bearing 305, and the other end and follower link B307 one end are hinged, so follower link B307 does around rotatablely moving that the jointed shaft with bearing 305 hinged places rotates; The follower link B307 other end is connected with follower link C308 one end, and the follower link C308 other end is connected with excising forceps 302 jointed shafts, can drive the jointed shaft of excising forceps 302 around itself and bearing 305 hinged places like this and rotate.
General motor and decelerator volume are bigger, are difficult for arranging for whole automatic bending system if directly drive excising forceps 302 rotations, hinder the normal operation of other plant equipment easily.Adopt this kind bar linkage structure will cut off the shearing motion that rotatablely moving of motor is converted into 302 pairs of reinforcing bars of excising forceps, can be positioned over from shut-off mechanism 3 position far away, be beneficial to the layout arrangement of whole bending system cutting off motor and cutting off decelerator.
Further, described automatic angle bender comprises connecting gear 2, connecting gear 2 comprises the stepper motor 201 that is arranged on the frame, the power transmission shaft of stepper motor 201 driven rotary, and by the active drawing-inroller 202 of power transmission shaft by gear drive rotation, initiatively drawing-inroller 202 by its rotating shaft direction side by side and spacing identical.
Stepper motor 201 is the motors that electric impulse signal changed into angular displacement or displacement of the lines, comes the pilot angle displacement by the control impuls number, can accurately locate, and controls speed and the acceleration that motor rotates, accurately speed governing by the control impuls frequency; Stepper motor 201 is rotated by driving power transmission shaft, and power transmission shaft rotates synchronously by gear drive active drawing-inroller 202, advances toward the direction of rotation of drawing-inroller thereby drive the reinforcing bar that is placed on the active drawing-inroller 202; Initiatively drawing-inroller 202 by its rotating shaft direction side by side and spacing identical, promptly initiatively drawing-inroller 202 by its rotating shaft direction side by side, and evenly distributed, this can so that be disposed across reinforcing bar on the drawing-inroller 202 initiatively can be stressed evenly, steadily advance.
Further, described active drawing-inroller 202 top correspondences are provided with driven drawing-inroller 203, and described active drawing-inroller 202 and driven drawing-inroller 203 are gear-like, and the outer circumference surface centre position of drawing-inroller 202,203 is provided with groove.
Be that correspondence is provided with many group drawing-inrollers 202,203, reinforcing bar can be in every group of driven drawing-inroller 203 and initiatively motion between the drawing-inroller 202, like this, 202,203 pairs of reinforcing bars of drawing-inroller have spacing effect, can prevent reinforcing bar at unbalance stress, it is heavier and make reinforcing bar take place toward situation about upwarping to be positioned at the outer reinforcing bar of bender during as charging; Drawing-inroller 202,203 is designed to gear-like, promptly on drawing-inroller 202,203 surfaces a plurality of projectioies is arranged, can increase drawing-inroller 202,203 like this and the reinforcing bar that transmits between frictional force; The outer circumference surface centre position of drawing-inroller 202,203 is provided with groove, the centre position that is contact-making surface between drawing-inroller 202,203 and the reinforcing bar that transmits is provided with groove, reinforcing bar is in transporting, groove can carry out reinforcing bar spacing, prevents that it from skidding off connecting gear 2 along drawing-inroller 202,203 rotating shaft directions.
Further, described automatic angle bender is provided with protective cover outward.Promptly install an energy additional in the bender outside with the protective cover that bender is isolated from the outside, prevent that bender from damaging personnel in accidents such as when work reinforcing bar fractures, perhaps personnel's false touch is run into and is damaged during each mechanical part transmission of bender.

Claims (10)

1. automatic angle bender, comprise frame (1), frame (1) go up to be installed bending mechanism (4), it is characterized in that: described bending mechanism (4) comprises bending motor, bending assembly, can make the horizontal feed device that the bending component level moves, the vertical feed device that the bending assembly is vertically moved;
Described bending assembly comprises the central shaft (415) that an end and bending motor are connected by universal joint (408), central shaft (415) socket linear bearing (409), the other end of central shaft (415) connects rotating disc (410), and two bending posts (411,412) are set on the rotating disc (410).
2. automatic angle bender according to claim 1 is characterized in that: described universal joint (408) is connected with central shaft (415) spline.
3. automatic angle bender according to claim 1 is characterized in that: described bending motor connects bending reductor (401), and bending reductor (401) connects universal joint (408).
4. automatic angle bender according to claim 1 is characterized in that: have one to be positioned at rotating disc (410) rotating shaft position in the described bending post (411,412).
5. according to any described automatic angle bender of claim 1 to 4, it is characterized in that: described vertical feed device comprises the base (402) that is arranged on the frame (1), be provided with respectively on the base (402) vertically towards chute (406), lifting motor, can be by the elevating screw (403) of lifting motor driven rotary;
The slide block that the interior setting of described chute (406) can slide up and down along chute (406), the bending assembly is set on the slide block, elevating screw nut (404) is threaded on the described elevating screw (403), chute (406) is gone up hinged lifting arm (405), the hinged bending assembly of lifting arm (405) one ends, the other end and elevating screw nut (404) are hinged.
6. according to any described automatic angle bender of claim 1 to 4, it is characterized in that: described horizontal feed device comprises the translation feed screw nut (413) who is arranged on the linear bearing (409), translation feed screw nut (413) the translation screw mandrel (414) that is threaded, translation screw mandrel (414) is axially axially vertical with elevating screw (403), translation screw mandrel (414) one ends are hinged on the slide block, and the other end is connected with center by the travelling gear of translation motor (407) driven rotary.
7. according to any described automatic angle bender in the claim 1 to 4, it is characterized in that: comprise shut-off mechanism (3), shut-off mechanism (3) cuts off motor and cutting assembly, described cutting assembly comprises the bearing (305) that is fixed on the frame, bearing (305) is upward hinged can be by cutting off the excising forceps (302) that driven by motor is rotated around jointed shaft, the position corresponding with excising forceps (302) jaw is provided with reinforcing bar holder (309), and the through hole that can allow reinforcing bar pass and stretch into jaw is set on the reinforcing bar holder (309).
8. automatic angle bender according to claim 7, it is characterized in that: described cut-out motor connects cut-out reductor (301), cut off reductor (301) and connect flywheel (303), flywheel (303) is gone up hinged drive connecting rod (304) outside the center, drive connecting rod (304) and follower link A(306) end is hinged, follower link A(306) is hinged on the bearing (305), follower link A(306) other end and follower link B(307) end is hinged, follower link B(307) other end and follower link C(308) end is hinged, follower link C(308) end is connected with the jointed shaft of excising forceps (302).
9. automatic angle bender according to claim 7, it is characterized in that: comprise connecting gear (2), connecting gear (2) comprises the stepper motor (201) that is arranged on the frame, the power transmission shaft of stepper motor (201) driven rotary, and by the active drawing-inroller (202) of power transmission shaft by gear drive rotation, initiatively drawing-inroller (202) by its rotating shaft direction side by side and spacing identical.
10. automatic angle bender according to claim 9, it is characterized in that: described active drawing-inroller (202) top correspondence is provided with driven drawing-inroller (203), described active drawing-inroller (202) and driven drawing-inroller (203) are gear-like, and the outer circumference surface centre position of drawing-inroller (202,203) is provided with groove.
CN 201320045766 2013-01-28 2013-01-28 Automatic reinforcing steel bar bending machine Active CN203076496U (en)

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Application Number Priority Date Filing Date Title
CN 201320045766 CN203076496U (en) 2013-01-28 2013-01-28 Automatic reinforcing steel bar bending machine

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CN 201320045766 CN203076496U (en) 2013-01-28 2013-01-28 Automatic reinforcing steel bar bending machine

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103624187A (en) * 2013-11-12 2014-03-12 梁明光 Rebar bending machine
CN103706731B (en) * 2013-12-31 2015-12-23 刘志光 A kind of steel bar bending apparatus
CN105414987A (en) * 2015-12-22 2016-03-23 济南陆枋志合信息技术有限公司 Equipment for producing building reinforcing bar frame
CN111014352A (en) * 2019-12-20 2020-04-17 日照市伟业工具股份有限公司 Bending device is used in processing of building fastener
CN112192744A (en) * 2020-10-14 2021-01-08 佛山沃瀚建材贸易有限公司 Method for manufacturing prefabricated composite floor slab

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103624187A (en) * 2013-11-12 2014-03-12 梁明光 Rebar bending machine
CN103706731B (en) * 2013-12-31 2015-12-23 刘志光 A kind of steel bar bending apparatus
CN105414987A (en) * 2015-12-22 2016-03-23 济南陆枋志合信息技术有限公司 Equipment for producing building reinforcing bar frame
CN111014352A (en) * 2019-12-20 2020-04-17 日照市伟业工具股份有限公司 Bending device is used in processing of building fastener
CN112192744A (en) * 2020-10-14 2021-01-08 佛山沃瀚建材贸易有限公司 Method for manufacturing prefabricated composite floor slab

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