CN218051556U

CN218051556U - U-shaped steel bar feeding mechanism

Info

Publication number: CN218051556U
Application number: CN202220998625.1U
Authority: CN
Inventors: 刘付钧; 刘紫敬; 李祖保; 符成勇; 罗聿侃; 何富森
Original assignee: RBS Partners S&T Co Ltd
Current assignee: RBS Partners S&T Co Ltd
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-12-16
Anticipated expiration: 2032-04-24

Abstract

The utility model relates to a U shaped steel muscle feeding mechanism, it includes the pay-off body, the pinch roller device, riding wheel device and pay-off motor, the pay-off body includes backup pad one and backup pad two that set up relatively on bottom plate and the bottom plate, and backup pad one and the two-chamber space of backup pad constitute the reinforcing bar and hold the cavity, the lower part of pay-off body is equipped with the transmission device who is used for U shaped steel muscle to carry, transmission device one side is equipped with the coding subassembly that lifts U shaped steel muscle lower part, still be equipped with on the pay-off body and press from both sides an at least set of centre gripping subassembly of tight U shaped steel muscle lower part, the pinch roller device is used for compressing tightly and dodging U shaped steel muscle lower part, the riding wheel device is used for holding up U shaped steel muscle upper portion, pay-off body one end is equipped with the locking device who holds tightly in the frame. The utility model discloses can realize that fixed length is carried to U shaped steel muscle stabilization, and the U shaped steel muscle that can compatible different width openings and different diameters.

Description

U-shaped steel bar feeding mechanism

Technical Field

The utility model relates to a reinforcing bar conveying equipment field, a U type reinforcing bar feeding mechanism specifically says so.

Background

In the building work progress, reinforced bar material need be used, and the reinforcing bar all need carry out the conveying material loading to it at the course of working of different procedures, in transportation process, can not accurate transport length, need artifical shortcomings such as constantly carry and adjustment, secondly when the reinforcing bar is laid, because of the effect of gravity, make the reinforcing bar take place the slope, thereby lead to unable transmission, the problem that both ends rocked appears easily when the reinforcing bar overlength simultaneously, work efficiency is reduced, and the transport of different width opening U type reinforcing bars can't be satisfied simultaneously to current device.

SUMMERY OF THE UTILITY MODEL

To the problem, the utility model provides a realize that fixed length is stabilized to U shaped steel muscle feeding mechanism who carries.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a U shaped steel muscle feeding mechanism, includes pay-off body, pinch roller device, riding wheel device and feeding motor, the pay-off body includes relative backup pad one and backup pad two that set up on bottom plate and the bottom plate, just backup pad one and the two interval space constitution reinforcing bar of backup pad hold the cavity, the lower part of pay-off body is equipped with the transmission device who is used for U shaped steel muscle to carry, transmission device includes chain plate line and drive assembly, pay-off motor drive transmission assembly motion, drive assembly motion drives chain plate line transmission, transmission device one side is equipped with the coding subassembly, the coding subassembly includes encoder and the runner that links to each other with the encoder axle, the runner is located the reinforcing bar and is held in the cavity, and fixes through fixing device and pay-off body, the runner is used for holding up U shaped steel muscle lower part, still be equipped with a set of at least centre gripping subassembly on the pay-off body, each the centre gripping subassembly all includes relative grip block and the centre gripping cylinder that sets up, the flexible centre gripping cylinder makes the grip block press from both sides tight U shaped steel muscle lower part of clamp, a backup pad one is located transmission device's top and is equipped with the arrangement inslot and is used for compressing tightly U shaped steel muscle lower part, two last grip block of locating the U shaped steel muscle, and the horizontal dodging of backup pad, and the centre gripping pulley, and the upper portion of the U shaped steel muscle are used for the centre gripping on the U shaped steel bar and the horizontal dodging.

Preferably, the riding wheel device is still including the first slide rail of locating a backup pad outer wall, sliding connection has first slider on the first slide rail, first slider one side fixed mounting has the connecting block, a backup pad outer wall is located first slide rail bottom and is equipped with the lead screw motor, lead screw motor output shaft end portion installs the lead screw, lead screw and connecting block screw thread link to each other, connecting block one side is equipped with first extension spring pillar and second extension spring pillar relatively, be equipped with the extension spring parallel with first slide rail between first extension spring pillar and the second extension spring pillar, cup joint rotary joint on the first extension spring pillar, the rotary joint other end passes the riding wheel groove and holds the riding wheel in the cavity with the reinforcing bar and links to each other, rotary joint slides in the sliding block that links to each other with the connecting block to drive the riding wheel and carry out 90 rotations, and drive the riding wheel through extension spring and reset.

Preferably, one side of the screw rod, which is far away from the first sliding rail, is relatively provided with two limit sensors, and each limit sensor is matched with a detection induction sheet on the connecting block.

Preferably, the pinch roller device comprises a supporting seat connected to the bottom in the placing groove and a pinch roller cylinder arranged on the supporting seat, a base, a cam follower mounting plate and a pinch roller mounting block are sequentially arranged in the supporting seat from top to bottom, at least one pinch roller is arranged on the pinch roller mounting block, a corresponding sliding groove is formed in one side, opposite to the supporting seat, of the supporting seat, two sides of the base are connected with the supporting seat through second sliding assemblies, the sliding direction of the second sliding assemblies is consistent with the telescopic direction of the pinch roller cylinder, the bottom of the base is connected with a moving block connected with the cam follower mounting plate through a third sliding assembly, the pinch roller cylinder moves to drive the cam followers on the cam follower mounting plate to move along the sliding groove, and the moving block is driven by the cam followers to move back and forth along the horizontal direction along with the third sliding assemblies, so that the pinch roller is driven to compress and avoid the lower part of the U-shaped steel bar in the steel bar containing cavity.

Preferably, the chute comprises an oblique chute section a and a straight chute section B, the head end of the chute section a is the highest point of the pressing wheel, the point where the tail end of the chute section a is communicated with the head end of the chute section B is the pressing wheel avoiding point, the tail end of the chute section B is the lowest point of the pressing wheel, the cam follower drives the pressing wheel to horizontally move in the chute section a through the movement of the air cylinder, and the cam follower drives the pressing wheel to vertically move in the chute section B through the movement of the air cylinder.

Preferably, the fixing device comprises a fixing block and a positioning frame which are arranged in the reinforcing steel bar containing cavity, the rotating wheel is installed in the positioning frame, a shaft of the encoder penetrates through the positioning frame to be connected with a rotating wheel shaft, the fixing block is fixed with the feeding body through a fastening piece, a compensation sliding rail is arranged in the vertical direction of the fixing block, the side wall of the positioning frame, which deviates from the rotating wheel, slides on the compensation sliding rail through a compensation sliding block, and a compensation spring is arranged at the bottom of the positioning frame.

Preferably, the transmission assembly comprises a driving wheel, a driven wheel and two transmission wheels, an output shaft of the feeding motor is connected with the driving wheel, the driving wheel and the driven wheel are connected in a sleeved mode through a first transmission chain, a second transmission chain is sleeved on the two transmission wheels, a chain plate line is sleeved on the second transmission chain, and an output shaft of the driven wheel penetrates through the second supporting plate to be connected with one of the transmission wheels.

Preferably, the pinch roller cylinder and the clamping cylinder are controlled by electromagnetic valves.

Preferably, the feeding body slides on a fourth slide rail on the rack through a fourth slide block at the bottom, and one end of the feeding body is provided with a locking device which is tightly locked on the rack.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the rotary wheel rotating data are detected through the encoder, so that the transmission device is driven to convey reinforcing steel bars at fixed length, the supporting wheel device can support the upper parts of U-shaped reinforcing steel bars with different diameters, and the U-shaped reinforcing steel bars with openings of different widths can be compatible through the lifting of the screw rod motor;

2. the utility model adopts the pinch roller device and the clamping component to clamp the lower part of the U-shaped steel bar, realizes the stable conveying of the U-shaped steel bar, and in addition, the special track arrangement of the chute on the pinch roller device can realize the avoidance of the U-shaped steel bar after the conveying, thereby being convenient for entering the next station;

3. the mechanism can slide to a required position through the fourth sliding block and then is tightly held on the rack through the brake, so that the stability of the feeding mechanism for conveying U-shaped steel bars is further enhanced;

4. the utility model discloses whole intellectuality has improved work efficiency.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic perspective view of another angle of the present invention;

fig. 3 is a front view of the present invention;

fig. 4 is a left side view of the present invention;

FIG. 5 is a schematic perspective view of the middle pressing wheel device of the present invention;

figure 6 is a side view of the middle pinch roller device of the present invention;

fig. 7 is a schematic view of the connection between the idler and the rotary joint of the present invention.

Detailed Description

The present invention will be described in detail with reference to fig. 1-7, wherein exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.

A U-shaped steel bar feeding mechanism comprises a feeding body, a pinch roller device 3, a riding wheel device and a feeding motor 10, wherein the feeding body comprises a base plate and a first supporting plate 1 and a second supporting plate 2 which are oppositely arranged on the base plate, a steel bar accommodating cavity is formed by a gap between the first supporting plate and the second supporting plate, a transmission device 4 for conveying U-shaped steel bars is arranged at the lower part of the feeding body and comprises a chain plate line and a transmission assembly, the transmission assembly comprises a driving wheel 401, a driven wheel 402 and two transmission wheels 403, an output shaft of the feeding motor is connected with the driving wheel, the driving wheel and the driven wheel are connected in a sleeved mode through a first transmission chain, a second transmission chain is sleeved on the two transmission wheels, the second transmission chain is sleeved with the chain plate line, an output shaft of the driven wheel penetrates through the second supporting plate to be connected with one of the transmission wheels, the feeding motor drives the driving wheel to move, then drives the driven wheel to move, the transmission wheel connected with the driven wheel finally drives the chain plate line to transmit, an encoding assembly 6 is arranged at one side of the transmission device, the encoding assembly comprises an encoder 601 and a rotating wheel 602 connected with a rotating wheel shaft, the rotating wheel accommodating cavity, a fixing device and a U-shaped steel bar clamping device arranged above the clamping device, at least one U-shaped steel bar clamping cylinder is arranged above the U-shaped steel bar clamping device and arranged in the clamping cylinder 701, the U-shaped steel bar accommodating cavity, the clamping device is arranged above the feeding body, the clamping cylinder is arranged on the feeding body, the clamping cylinder 701, the U-shaped steel bar clamping device, the clamping cylinder is arranged above the U-shaped steel bar clamping device, the clamping cylinder and arranged above the clamping cylinder arranged in a clamping cylinder arranged above the clamping cylinder arranged, and be used for holding up U shaped steel muscle upper portion, the U shaped steel muscle lower part level of grip block centre gripping is shelved on link plate line and runner, detects the rotatory data of runner through the encoder to drive transmission device and realize fixed length to the reinforcing bar and carry, and the riding wheel device can lift the U shaped steel muscle upper portion of different diameters, and can be compatible different width open-ended U shaped steel muscle through the lift of lead screw motor.

The riding wheel device also comprises a first slide rail 902 arranged on the outer wall of the first support plate, a first slide block is connected on the first slide rail in a sliding way, a connecting block 903 is fixedly arranged on one side of the first slide block, a lead screw motor 906 is arranged at the bottom end of the first slide rail on the outer wall of the first support plate, a lead screw 901 is arranged at the end part of an output shaft of the lead screw motor, the lead screw is in threaded connection with the connecting block, two limit sensors 907 are oppositely arranged on one side of the lead screw away from the first slide rail, each limit sensor is matched with a detection induction sheet 909 on the connecting block so as to limit the sliding position of the connecting block, a first extension spring support and a second extension spring support are oppositely arranged on one side of the connecting block, an extension spring 905 parallel to the first slide rail is arranged between the first extension spring support and the second extension spring support, the last rotary joint 904 that has cup jointed of first extension spring pillar, the rotary joint other end passes the riding wheel groove and holds the riding wheel 908 in the cavity with the reinforcing bar and link to each other, rotary joint slides in the sliding block 910 that links to each other with the connecting block, and extension spring tension at first ensures that the riding wheel can the level lift U shaped steel muscle upper portion, when U shaped steel muscle carried the assigned position and need shift out next station, U shaped steel muscle is whole to rise, thereby U shaped steel muscle lower part top pushes away the riding wheel and drives rotary joint along the sliding block upwards rotatory, until after 90 rotations, the whole accessible removal of U shaped steel muscle is to next station, at this moment, extension spring under the effect of own pulling force, drives rotary joint along the sliding block lapse, thereby drive the riding wheel and reset.

The pinch roller device comprises a supporting seat 306 connected to the bottom in a placement groove and a pinch roller cylinder 301 arranged on the supporting seat, a base 303, a cam follower mounting plate 305 and a pinch roller mounting block are sequentially arranged in the supporting seat from top to bottom, at least one pinch roller 302 is arranged on the pinch roller mounting block, a corresponding sliding groove 307 is arranged on one side opposite to the supporting seat, two sides of the base are connected with the supporting seat through second sliding assemblies, the sliding direction of the second sliding assemblies is consistent with the telescopic direction of the pinch roller cylinder, the bottom of the base is connected with a moving block 304 connected with the cam follower mounting plate through a third sliding assembly, the pinch roller cylinder moves to drive a cam follower 310 on the cam follower mounting plate to move along the sliding groove, the sliding groove comprises an oblique line-shaped sliding groove A section 309 and a linear-shaped sliding groove B section 312, and the head end of the sliding groove A section is a pinch roller highest point 308, the point that spout A section tail end and spout B section head end are linked together is pinch roller dodge point 311, the tail end of spout B section is pinch roller minimum 313, when pinch roller cylinder drives the base and goes up and down, the motion at spout A section through the cam follower drives the pinch roller and is the seesaw motion of horizontal direction along with the third slip subassembly, the motion through spout B section drives the pinch roller and is the elevating movement, thereby drive the pinch roller and compress tightly and dodge U type steel bar lower part in the reinforcing bar holds the cavity, the height of pinch roller dodge point adds certain allowance for U type steel bar lower part maximum diameter, the height of pinch roller minimum matches with U type steel bar lower part minimum diameter, can compress tightly the U type steel bar of different diameters size through the setting of pinch roller dodge point and pinch roller minimum, and when the cam follower reaches the pinch roller maximum, ensure that the pinch roller is in the withdrawal state.

Fixing device holds fixed block and locating rack in the cavity including locating the reinforcing bar, the runner is installed in the locating rack, the axle of encoder runs through the locating rack and links to each other with the runner axle, it is fixed that the fixed block passes through the fastener with the pay-off body, the fixed block vertical direction is equipped with the compensation slide rail, the lateral wall that the locating rack deviates from the runner slides in the compensation slide rail through the compensation slider, and the bottom of locating rack is equipped with compensating spring, because the runner has certain fluctuation in the middle of the actual operation process, compensating spring up-presses for ascending power of coding subassembly all the time, and the slip of compensation slider on the compensation slide rail is supported to rethread compensating spring's power to guarantee the runner all the time with U shaped steel muscle lower part looks butt.

The pinch roller cylinder and the clamping cylinder are controlled by the electromagnetic valve 5, the automation of the whole device is realized, the feeding body slides on a fourth sliding rail of the rack through a fourth sliding block 11 at the bottom, one end of the feeding body is provided with a tightly holding device 8 tightly holding the rack, the feeding mechanism can be moved to any required position and positioned, and the production requirement is met.

In the implementation process, the device is moved to a designated position, the holding is realized through the holder, the clamping block of the clamping assembly is opened, the pressing wheel on the pressing wheel device retracts, the supporting wheel on the supporting wheel device ascends to the designated position, the U-shaped steel bar is inserted into the steel bar accommodating cavity of the feeding body from the side surface by the manipulator, the upper part of the U-shaped steel bar is lifted by the supporting wheel at the moment, the clamping block clamps the lower part of the U-shaped steel bar under the motion of the clamping cylinder, the pressing wheel device moves along with the pressing wheel cylinder to drive the pressing wheel to extend out and press down to tightly press the lower part of the U-shaped steel bar, the pressing wheel cylinder and the clamping cylinder are controlled to act through the electromagnetic valve, when a steel bar conveying signal is received, the transmission assembly operates under the drive of the feeding motor and drives the U-shaped steel bar to advance through the chain plate line, U shaped steel muscle gos forward and drives the runner rotatory, the encoder detects the rotatory data of runner simultaneously, it carries to stop after reaching appointed transport length, thereby realize the stable fixed length of U shaped steel muscle and carry, U shaped steel muscle has carried when need removing next station, the grip block of centre gripping subassembly opens once more, the pinch roller withdrawal, the manipulator drives whole U shaped steel muscle and rises in the reinforcing bar holds the cavity, U shaped steel muscle lower part top pushes away the riding wheel and drives rotary joint along sliding block make-up rotation, until rotatory 90 after, the whole accessible removal of U shaped steel muscle is to next station, at this moment, extension spring is under the effect of the pulling force of itself, drive rotary joint along sliding block lapse, thereby drive the riding wheel and reset.

The technical solutions provided by the embodiments of the present invention are introduced in detail, and the principles and embodiments of the present invention are explained by using specific examples, and the explanations of the above embodiments are only applicable to help understanding the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the description should not be construed as a limitation to the present invention.

Claims

1. The utility model provides a U shaped steel muscle feeding mechanism which characterized in that: including pay-off body, pinch roller device (3), riding wheel device and feeding motor (10), the pay-off body includes relative backup pad (1) and backup pad two (2) that set up on bottom plate and the bottom plate, just backup pad one constitutes the reinforcing bar with the two interval spaces of backup pad and holds the cavity, the lower part of pay-off body is equipped with transmission device (4) that are used for U shaped steel muscle to carry, transmission device includes chain plate line and drive assembly, pay-off motor drive transmission subassembly motion, drive assembly motion drives chain plate line transmission, transmission device one side is equipped with coding subassembly (6), coding subassembly includes encoder (601) and runner (602) that link to each other with the encoder axle, the runner is located in the reinforcing bar holds the cavity, and fixes through fixing device and pay-off body, the runner is used for holding up U shaped steel muscle lower part, still be equipped with a set of at least a set of centre gripping subassembly (7) on the pay-off body, each the centre gripping subassembly all includes relative grip block (701) and centre gripping cylinder (702) that sets up, the flexible centre gripping block that makes the centre gripping block press from both sides the U shaped steel muscle lower part of locating in the backup pad, the top that is equipped with a set up the device and is used for the pinch roller device and hold down the U shaped steel muscle on the U shaped steel muscle, the horizontal pinch roller device and the support bar and the U shaped steel bar and the device, the centre gripping device is arranged in the centre gripping device, and the centre gripping device, the U shaped steel bar is arranged in the centre gripping device, and the upper portion of the centre gripping device, and is used for the centre gripping device, and the centre gripping device, the centre gripping device is arranged in the U shaped steel bar on the centre gripping device.

2. The U-shaped rebar feeding mechanism of claim 1, wherein: the riding wheel device is characterized by further comprising a first sliding rail (902) arranged on an outer wall of the supporting plate, a first sliding block is connected to the first sliding rail in a sliding mode, a connecting block (903) is fixedly arranged on one side of the first sliding block, a screw rod motor (906) is arranged at the bottom end of the first sliding rail, a screw rod (901) is installed at the end portion of an output shaft of the screw rod motor, the screw rod is in threaded connection with the connecting block, a first extension spring support column and a second extension spring support column are oppositely arranged on one side of the connecting block, an extension spring (905) parallel to the first sliding rail is arranged between the first extension spring support column and the second extension spring support column, a rotary joint (904) is sleeved on the first extension spring support column, the other end of the rotary joint penetrates through a riding wheel groove to be connected with a riding wheel (908) in a reinforcing steel bar containing cavity, the rotary joint slides on a sliding block (910) connected with the connecting block, so that the riding wheel is driven to rotate by 90 degrees, and the riding wheel is driven to reset through the extension spring.

3. The U-shaped bar feeding mechanism of claim 2, wherein: and one side of the screw rod, which is far away from the first sliding rail, is oppositely provided with two limit sensors (907), and each limit sensor is matched with a detection sensing piece (909) on the connecting block.

4. The U-shaped rebar feeding mechanism of claim 1, wherein: pinch roller device is including connecting in the supporting seat (306) of arrangement inslot bottom and locating pinch roller cylinder (301) on the supporting seat, from last down being equipped with base (303), cam follower mounting panel (305) and pinch roller installation piece in proper order in the supporting seat, be equipped with at least one pinch roller (302) on the pinch roller installation piece, the relative one side of supporting seat is equipped with corresponding spout (307), the base both sides all link to each other with the supporting seat through second slip subassembly, the slip direction of second slip subassembly is unanimous with the flexible direction of pinch roller cylinder, the base bottom links to each other with motion piece (304) of being connected cam follower mounting panel through third slip subassembly, pinch roller cylinder motion drives cam follower (310) on the cam follower mounting panel and moves along the spout, cam follower's motion drives the motion piece and is the seesaw of horizontal direction along with third slip subassembly to it compresses tightly and dodges U-shaped steel muscle lower part to drive the pinch roller in the reinforcing bar holds the cavity.

5. The U-shaped rebar feeding mechanism of claim 4, wherein: the sliding groove comprises an oblique line-shaped sliding groove A section (309) and a linear sliding groove B section (312), the head end of the sliding groove A section is a pinch roller highest point (308), a point where the tail end of the sliding groove A section is communicated with the head end of the sliding groove B section is a pinch roller avoiding point (311), the tail end of the sliding groove B section is a pinch roller lowest point (313), the cam follower drives the pinch roller to move horizontally in the sliding groove A section through cylinder movement, and the cam follower drives the pinch roller to move vertically in the sliding groove B section through cylinder movement.

6. The U-shaped rebar feeding mechanism of claim 1, wherein: fixing device holds fixed block and locating rack in the cavity including locating the reinforcing bar, the runner is installed in the locating rack, the axle of encoder runs through the locating rack and links to each other with the runner axle, the fixed block passes through the fastener with the pay-off body and fixes, the fixed block vertical direction is equipped with the compensation slide rail, the lateral wall that the locating rack deviates from the runner slides in the compensation slide rail through the compensation slider, and the bottom of locating rack is equipped with compensation spring.

7. The U-shaped rebar feeding mechanism of claim 1, wherein: the transmission assembly comprises a driving wheel (401), a driven wheel (402) and two transmission wheels (403), an output shaft of the feeding motor is connected with the driving wheel, the driving wheel and the driven wheel are connected through a first transmission chain in a sleeved mode, a second transmission chain is connected to the two transmission wheels in a sleeved mode, a chain plate line is sleeved on the second transmission chain, and the output shaft of the driven wheel penetrates through the second supporting plate to be connected with one of the transmission wheels.

8. The U-shaped bar feeding mechanism of claim 4, wherein: the pinch roller cylinder and the clamping cylinder are both controlled by an electromagnetic valve (5).

9. The U-shaped rebar feeding mechanism of claim 1, wherein: the feeding body slides on a fourth sliding rail on the rack through a fourth sliding block (11) at the bottom, and one end of the feeding body is provided with a holding device (8) which holds the rack tightly.