CN220574633U

CN220574633U - Traction device for prestressed concrete steel bar production line

Info

Publication number: CN220574633U
Application number: CN202322256355.4U
Authority: CN
Inventors: 邬艳; 徐玉龙; 张兵; 张亚
Original assignee: Qilu Expressway Shandong Assembly Co ltd
Current assignee: Qilu Expressway Shandong Assembly Co ltd
Priority date: 2023-08-22
Filing date: 2023-08-22
Publication date: 2024-03-12
Anticipated expiration: 2033-08-22

Abstract

The utility model relates to a technical field that the reinforcing bar was made especially relates to a draw gear for reinforcement production line for prestressed concrete, and it includes workstation, two rotation wheels, actuating mechanism and adjustment mechanism, the workstation sets up subaerial, the rotation wheels pass through actuating mechanism slides and sets up on the workstation, actuating mechanism drives the rotation wheels rotate, adjustment mechanism set up on the workstation and with the rotation wheels are connected, adjustment mechanism drives the rotation wheels slide on the workstation. This application has the effect of pulling multiple reinforcing bar, improves the suitability of draw gear for the reinforcing bar production line for prestressed concrete.

Description

Traction device for prestressed concrete steel bar production line

Technical Field

The application relates to the technical field of reinforcement manufacturing, in particular to a traction device for a reinforcement production line for prestressed concrete.

Background

The existing method for processing the reinforcing steel bar for the prestressed concrete mainly comprises the following steps: 1) Surface treatment: soaking the wire in 10-15% hydrochloric acid solution at 20-25 ℃ for 10-12 min to remove oxide skin and dirt on the surface of the wire, washing the wire with clear water, then sending the wire into phosphating solution at 70-80 ℃ for phosphating for 8-12 min, washing the wire with clear water, then transferring the wire into a lime pool at 70-80 ℃ for saponification with 30-40% mass concentration for 4-6 min, taking out the wire, and naturally airing; 2) And (3) wiredrawing: under the action of external force, the wire rod processed in the step 1) passes through a sealing box provided with a die and wire drawing powder, an automatic wire drawing powder stirring device is arranged in the sealing box, so that the wire drawing powder is uniformly adhered to the surface of the wire rod, the wire rod is forced to pass through the sealing box provided with the die, the cross section of the wire rod is compressed by the die and is carried out for 3-4 times, and the compression rate of each time is 8-12%; 3) Spiral nick: the wire is rotated forward under the action of a spiral marking machine to form regular spiral ribs, and the wire is cooled and lubricated by using saponification liquid at 20-25 ℃ in the process; 4) Straightening: irregularly extruding wires from the upper, lower, left and right directions by using rollers made of special steel, forcing the wires to pass through the rollers under the action of a tension wheel, and straightening the wires; 5) High-temperature quenching: heating the wire rod treated in the step 4) by using an induction power supply; 6) Intermediate frequency tempering: the wire rod treated in the step 5) passes through an induction coil at a speed of 2 meters per second, and is instantaneously heated to a temperature of 390-420 ℃; 7) And (3) water cooling: the wire rod treated in the step 6) passes through a cooling water tank at a speed of 2 meters per second to be cooled, so that high-strength concrete steel bars are manufactured, and the temperature of cooling water in the cooling water tank is 0-40 ℃; 8) And (5) coiling and packaging: and automatically coiling the high-strength concrete steel bars into a disc shape under the rotation action of the coiling machine, and packaging.

In the production process of the whole prestressed reinforcement, the reinforcement can be broken due to the drawing force, so that continuous production cannot be realized, the normal practice is to loosen the straightening wheel after wire breakage, and adjust the straightening wheel after passing through the steel wire, so that time is greatly wasted, and waste wires with different amounts are generated each time when the straightening wheel is adjusted.

The Chinese patent with the authorized bulletin number of CN207127164U discloses a traction device for a reinforcement production line for prestressed concrete, which comprises a frame and reinforcement penetrating through the frame, wherein a traction mechanism for traction of reinforcement walking is arranged on the frame, the traction mechanism comprises a fixing frame arranged on the frame, a stirring wheel for stirring reinforcement walking and a clamping wheel for clamping reinforcement in cooperation with the stirring wheel after the reinforcement is broken are arranged in the fixing frame, the stirring wheel is rotationally arranged in the fixing frame, the clamping wheel is rotationally arranged in the fixing frame through a clamping wheel shaft, the clamping wheel is an eccentric wheel, and the clamping wheel is rotationally arranged in the fixing frame through a limiting mechanism; when the steel bars are broken, the clamping wheels are close to the stirring wheels, the clamping wheels clamp the broken steel bars, and meanwhile the stirring wheels rotate to transport the broken steel bars.

In the process of realizing the application, the inventor finds that at least the following problems exist in the technology, and as the gap between the poking wheel and the clamping wheel is too small, the device can only pull a reinforcing steel bar with a specific size, and the applicability is poor.

Disclosure of Invention

In order to draw a plurality of reinforcing bars and improve the suitability of the traction device for the reinforcing bar production line for the prestressed concrete, the application provides the traction device for the reinforcing bar production line for the prestressed concrete.

The application provides a draw gear for prestressed concrete is steel bar production line adopts following technical scheme:

the traction device for the prestressed concrete steel bar production line comprises a workbench, two rotating wheels, a driving mechanism and an adjusting mechanism, wherein the workbench is arranged on the ground, the two rotating wheels are arranged on the workbench in a sliding manner through the adjusting mechanism, and the adjusting mechanism drives the two rotating wheels to be close to or far away from each other; the driving mechanism is arranged on the workbench in a sliding manner, and is connected with the rotating wheel and drives the rotating wheel to rotate.

By adopting the technical scheme, when the broken steel bars are pulled, the adjusting mechanism drives the rotating wheels to slide on the workbench, the two rotating wheels slide to the position where the two rotating wheels are abutted against the steel bars and clamp the steel bars, and then the driving assembly drives the rotating wheels to rotate, so that the steel bars are pulled and transferred; the sliding of the two rotating wheels realizes the adjustment of the distance between the two rotating wheels, so that various steel bars can be pulled, and the applicability of the pulling device for the steel bar production line for prestressed concrete is improved.

Optionally, the driving mechanism includes a first motor, the first motor is slidably disposed on the workbench, and one end of the rotating wheel is connected with an output shaft of the first motor.

Through adopting above-mentioned technical scheme, the rotation of rotor has been realized in the setting of first motor, and when carrying out the traction of fracture reinforcing bar, first motor starts, and first motor drives rotor rotation, and rotor drives the reinforcing bar and removes, and then realizes the traction transfer of fracture reinforcing bar simply and conveniently.

Optionally, the actuating mechanism still includes the removable subassembly, the removable subassembly includes connecting plate and stopper, the connecting plate sets up on the output shaft of first motor, the mounting groove has been seted up on the connecting plate, the one end of rotating the wheel is pegged graft in the mounting groove, the spacing groove has been seted up along length direction on the lateral wall of mounting groove, the stopper joint is in the spacing inslot and with the rotating the wheel and be connected.

Through adopting above-mentioned technical scheme, because the surface rotation of reinforcing bar has the screw thread, so the rotor can produce wearing and tearing in the long-time traction process, and the setting of connecting plate and stopper has realized the detachable connection of rotor, and then is convenient for change after the rotor wearing and tearing are serious.

Optionally, adjustment mechanism includes mounting panel and adjusting part, adjusting part includes second motor, lead screw and second slider, the mounting panel sets up on the workstation, the second motor sets up on the mounting panel, the lead screw set up in on the mounting panel and with the output shaft of second motor, the second slider slides and sets up on the mounting panel, the second slider with lead screw threaded connection, the one end of rotor with the second slider rotates to be connected and is used for right the second slider prescribes a limit to.

Through adopting above-mentioned technical scheme, when carrying out the slip of rotating the wheel, the second motor starts, and the second motor drives the lead screw and rotates, and the lead screw drives the second slider and slides, and the second slider drives the rotation wheel and rotates, and then simply and conveniently realizes the slip of rotating the wheel.

Optionally, the mounting panel is provided with on the terminal surface of second motor follow a plurality of spacing holes have been seted up to the slip direction of second slider, a plurality of distance between the spacing hole sets up according to the size of reinforcing bar, adjusting part still includes two gag levers, two gag levers peg graft in two along the axis symmetry setting of reinforcing bar entering in the spacing hole.

Through adopting above-mentioned technical scheme, select according to the size of reinforcing bar and peg graft the gag lever post with the spacing hole of adaptation, blockked by the gag lever post and can't advance when the second slider slides the position of gag lever post, two rotation wheels just clamp the reinforcing bar this moment, and then reduced two rotation wheels and press from both sides the excessive probability that causes the rotation wheel damage.

Optionally, the mounting plate is provided with protection machanism, protection machanism includes protection casing and power component, the protection casing passes through power component rotates to be set up on the mounting plate and be used for right the second motor with the lead screw seals the protection, power component drives the protection casing is in rotate on the mounting plate.

By adopting the technical scheme, the second motor and the screw rod are sealed and protected by the protective cover, so that the operation safety is improved, and the probability of damage to a system caused by dust falling onto the screw rod is reduced; meanwhile, the rotation setting of the protective cover is convenient for the inspection and maintenance of equipment.

Optionally, the power assembly includes a third motor and a rotating shaft, the third motor is disposed on the mounting plate, and the rotating shaft is disposed on the protective cover and is connected with an output shaft of the third motor.

Through adopting above-mentioned technical scheme, when carrying out the rotation of protection casing, the third motor starts, and the third motor drives the axis of rotation and rotates, and the axis of rotation drives the protection casing and rotates, and then has realized the rotation of protection casing.

Optionally, the rotating wheel is perpendicular to a plurality of friction strips for increasing friction force are arranged on the peripheral side wall of the workbench, and the friction strips are arranged along the direction perpendicular to the workbench.

Through adopting above-mentioned technical scheme, the frictional force of rotation wheel has been improved in the setting of friction strip, and then has reduced the probability that takes place to skid when carrying out the traction of reinforcing bar.

In summary, the present application includes the following beneficial technical effects:

1. the applicability of the traction device for the steel bar production line for the prestressed concrete is improved;

2. the rotating wheel with serious abrasion is convenient to replace;

3. the operation safety is improved, and the equipment is convenient to check and maintain.

Drawings

Fig. 1 is a schematic structural view of a traction device for a prestressed concrete reinforcing steel bar production line according to an embodiment of the present application;

FIG. 2 is a schematic structural view of a driving mechanism according to an embodiment of the present application;

FIG. 3 is an enlarged view of the position A of FIG. 2 in an embodiment of the present application;

FIG. 4 is a schematic structural view of an adjusting mechanism according to an embodiment of the present application;

FIG. 5 is a cross-sectional view of an adjustment mechanism according to an embodiment of the present application;

fig. 6 is a schematic structural diagram of a protection mechanism in an embodiment of the present application.

Reference numerals: 100. a work table; 110. a first chute; 200. a rotating wheel; 300. a driving mechanism; 310. a first slider; 320. a first motor; 330. a detachable assembly; 331. a connecting plate; 3311. a mounting groove; 3312. a limit groove; 332. a limiting block; 400. an adjusting mechanism; 410. a support rod; 420. a mounting plate; 421. a second chute; 422. a third chute; 423. a limiting hole; 430. an adjustment assembly; 431. a second motor; 432. a screw rod; 433. a baffle; 434. a second slider; 4341. a screw hole; 435. a sliding plate; 436. a limit rod; 500. a protection mechanism; 510. a protective cover; 520. a power assembly; 521. a third motor; 522. a fixed block; 523. a rotating shaft; 600. friction strips.

Detailed Description

The present application is described in further detail below in conjunction with fig. 1-6.

The embodiment of the application discloses a traction device for a prestressed concrete steel bar production line.

Referring to fig. 1, the traction device for the reinforcement bar production line for prestressed concrete comprises a workbench 100 arranged on the ground, two groups of driving mechanisms 300 are slidably arranged on the workbench 100, each group of driving mechanisms 300 is provided with a rotating wheel 200, a plurality of friction strips 600 are fixedly connected to the peripheral side wall of the rotating wheel 200, the friction strips 600 are arranged in the direction perpendicular to the workbench 100, the driving mechanisms 300 are used for driving the rotating wheel 200 to rotate, an adjusting mechanism 400 is further arranged on the workbench 100, the adjusting mechanism 400 is connected with the rotating wheel 200 and used for driving the rotating wheel 200 to slide on the workbench 100, and a protecting mechanism 500 for protecting the adjusting mechanism 400 is arranged on the adjusting mechanism 400.

When the broken steel bars are pulled, the adjusting mechanism 400 drives the rotating wheels 200 to slide on the workbench 100, the two rotating wheels 200 slide to be abutted with the steel bars and clamp the steel bars, and then the driving assembly drives the rotating wheels 200 to rotate so as to transfer the steel bars; the sliding of the two rotating wheels 200 realizes the adjustment of the distance between the two rotating wheels, so that various steel bars can be pulled, and the applicability of the pulling device for the steel bar production line for prestressed concrete is improved.

Referring to fig. 2 and 3, a first sliding groove 110 is formed in an end surface of the workbench 100 far from the ground along a length direction, the driving mechanism 300 comprises a first sliding block 310, the first sliding block 310 is slidably connected in the first sliding groove 110, a first motor 320 is fixedly connected to the end surface of the first sliding block 310 far from the workbench 100, a detachable component 330 is arranged on the first motor 320, the detachable component 330 comprises a connecting plate 331, the connecting plate 331 is fixedly connected to an output shaft of the first motor 320, a mounting groove 3311 is formed in the end surface of the connecting plate 331 far from the first motor 320 along a direction perpendicular to the workbench 100, one end of the rotating wheel 200 is inserted into the mounting groove 3311, a limiting groove 3312 is formed in a side wall of the mounting groove 3311, and the opening direction of the limiting groove 3312 is the same as that of the mounting groove 3311; the side wall of the rotating wheel 200 is fixedly connected with a limiting block 332, and the limiting block 332 is positioned at one end of the rotating wheel 200, which is close to the workbench 100, and is clamped in the limiting groove 3312.

When the rotating wheel 200 rotates, the first motor 320 is started, the first motor 320 drives the connecting plate 331 to rotate, and the connecting plate 331 drives the rotating wheel 200 to rotate, so that the traction of the steel bars is realized; the replacement is performed through the mounting groove 3311 on the connection plate 331 when the rotating wheel 200 is worn or damaged during the long-term traction, thereby facilitating the replacement of the damaged rotating wheel 200.

Referring to fig. 4 and 5, the adjusting mechanism 400 includes two support rods 410, the two support rods 410 are fixedly connected to the end surface of the workbench 100 far away from the ground, one ends of the two support rods 410 far away from the workbench 100 are fixedly connected with an installation plate 420 together, a second through chute 421 penetrating in the length direction is formed in the end surface of the installation plate 420 far away from the workbench 100, and a third chute 422 is formed in the length direction of the side wall of the second chute 421 in the length direction; the adjusting mechanism 400 further comprises an adjusting assembly 430, the adjusting assembly 430 comprises two second motors 431, the two second motors 431 are fixedly connected to the end face, far away from the workbench 100, of the mounting plate 420 and are respectively located at two ends of the mounting plate 420, and a lead screw 432 is fixedly connected to an output shaft of the second motor 431; the third sliding groove 422 is slidably connected with a sliding plate 435, the end surfaces of the two sliding plates 435 close to each other are fixedly connected with a second sliding block 434, the second sliding block 434 is slidably connected in the second sliding groove 421, one end of the second sliding block 434 close to the workbench 100 is rotationally connected with the rotating wheel 200, and a penetrating screw hole 4341 is formed in the side wall of the second sliding block 434 close to the second motor 431 and at one end far from the workbench 100; the end surface of the mounting plate 420 far away from the workbench 100 is fixedly connected with a baffle 433, the baffle 433 is positioned at the middle position of the axis of the length direction of the mounting plate 420, and the lead screw 432 is in threaded connection with the screw hole 4341 and is rotatably connected to the baffle 433 through one end of the screw hole 4341.

Limiting holes 423 are formed in the end face, far away from the workbench 100, of the mounting plate 420 along two sides of the second sliding groove 421, the distance between the limiting holes 423 is set according to the size of the reinforcing steel bars, limiting rods 436 are inserted into the two limiting holes 423 symmetrically formed along the baffle 433, and the two limiting rods 436 are used for blocking the two second sliding blocks 434 which are close to each other.

When the steel bar is pulled, the limiting rod 436 is inserted into the limiting hole 423 matched with the limiting rod according to the size of the steel bar, then the second motor 431 is started, the second motor 431 drives the screw rod 432 to rotate, the screw rod 432 drives the second sliding block 434 to slide, when the second sliding block 434 slides to the position of the limiting rod 436, the second sliding block 434 is blocked by the limiting rod 436 and cannot continuously advance, the two second sliding blocks 434 drive the two rotating wheels 200 to be close to each other so as to clamp the steel bar, and the sliding of the rotating wheels 200 is simply and conveniently realized.

Referring to fig. 6, the protection mechanism 500 includes a protection cover 510, the protection cover 510 being rotatably coupled to one end of the mounting plate 420, the protection cover 510 covering an end surface of the mounting plate 420 remote from the table 100 and protecting the second motor 431 and the screw 432; the protection mechanism 500 further comprises a power assembly 520, the power assembly 520 comprises a third motor 521, the third motor 521 is fixedly connected to the side wall of the mounting plate 420, which is rotatably connected with the protection cover 510, the side wall of the mounting plate 420 is provided with two fixing blocks 522 fixedly connected to the side wall of the third motor 521, the two fixing blocks 522 are respectively located at two sides of the mounting plate 420, penetrating rotating grooves are formed in the side wall, which is mutually close to the two fixing blocks 522, along the width direction of the mounting plate 420, a rotating shaft 523 is fixedly connected to the two rotating grooves in a rotating mode, one end, which is close to the third motor 521, of the rotating shaft 523 is fixedly connected with the output shaft of the third motor 521, and the peripheral side wall of the rotating shaft 523 is fixedly connected with the protection cover 510.

The second motor 431 and the screw 432 are protected in a sealing mode through the arrangement of the protective cover 510, so that operation safety is improved, and the probability of damage to a system caused by dust falling onto the screw 432 is reduced; meanwhile, the rotation of the protective cover 510 facilitates the inspection and maintenance of the equipment; when the shield 510 rotates, the third motor 521 is started, the third motor 521 drives the rotation shaft 523 to rotate, and the rotation shaft 523 drives the shield 510 to rotate.

The implementation principle of the traction device for the prestressed concrete steel bar production line is as follows: when the broken steel bar is pulled, the limiting rod 436 is inserted into the limiting hole 423 matched with the broken steel bar according to the size of the broken steel bar, then the second motor 431 is started, the second motor 431 drives the screw rod 432 to rotate, the screw rod 432 drives the second sliding block 434 to slide, and the two second sliding blocks 434 drive the two rotating wheels 200 to be close to each other so as to clamp the steel bar; then the first motor 320 is started, the first motor 320 drives the connecting plate 331 to rotate, and the connecting plate 331 drives the rotating wheel 200 to rotate, so that the traction of the steel bars is realized.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The traction device for the prestressed concrete steel bar production line comprises a workbench (100) and is characterized by further comprising two rotating wheels (200), a driving mechanism (300) and an adjusting mechanism (400), wherein the workbench (100) is arranged on the ground, the two rotating wheels (200) are slidably arranged on the workbench (100) through the adjusting mechanism (400), and the adjusting mechanism (400) drives the two rotating wheels (200) to be close to or far away from each other; the driving mechanism (300) is slidably arranged on the workbench (100), and the driving mechanism (300) is connected with the rotating wheel (200) and drives the rotating wheel (200) to rotate.

2. The traction device for a prestressed concrete reinforcing bar production line according to claim 1, wherein the driving mechanism (300) includes a first motor (320), the first motor (320) is slidably disposed on the table (100), and one end of the rotating wheel (200) is connected to an output shaft of the first motor (320).

3. The traction device for the prestressed concrete reinforcing steel bar production line according to claim 2, wherein the driving mechanism (300) further comprises a detachable component (330), the detachable component (330) comprises a connecting plate (331) and a limiting block (332), the connecting plate (331) is arranged on an output shaft of the first motor (320), a mounting groove (3311) is formed in the connecting plate (331), one end of the rotating wheel (200) is inserted into the mounting groove (3311), a limiting groove (3312) is formed in a side wall of the mounting groove (3311) along the length direction, and the limiting block (332) is clamped in the limiting groove (3312) and is connected with the rotating wheel (200).

4. The traction device for a prestressed concrete reinforcing bar production line according to claim 1, wherein the adjusting mechanism (400) comprises a mounting plate (420) and an adjusting assembly (430), the adjusting assembly (430) comprises a second motor (431), a screw (432) and a second slider (434), the mounting plate (420) is arranged on the workbench (100), the second motor (431) is arranged on the mounting plate (420), the screw (432) is arranged on the mounting plate (420) and is connected with an output shaft of the second motor (431), the second slider (434) is arranged on the mounting plate (420) in a sliding manner, the second slider (434) is in threaded connection with the screw (432), and one end of the rotating wheel (200) is in rotating connection with the second slider (434).

5. The traction device for a reinforcement bar production line for prestressed concrete according to claim 4, wherein the mounting plate (420) is provided with a plurality of limiting holes (423) along a sliding direction of the second slider (434) on an end surface of the second motor (431), distances among the plurality of limiting holes (423) are set according to a size of the reinforcement bar, the adjusting assembly (430) further comprises two limiting rods (436), and the two limiting rods (436) are inserted into the two limiting holes (423) symmetrically arranged along an axis of the reinforcement bar and are used for limiting the second slider (434).

6. The traction device for a prestressed concrete reinforcing steel bar production line according to claim 4, wherein a protection mechanism (500) is arranged on the mounting plate (420), the protection mechanism (500) comprises a protection cover (510) and a power assembly (520), the protection cover (510) is rotatably arranged on the mounting plate (420) through the power assembly (520) and is used for performing closed protection on the second motor (431) and the screw (432), and the power assembly (520) drives the protection cover (510) to rotate on the mounting plate (420).

7. The traction device for a prestressed concrete reinforcing bar production line according to claim 6, wherein the power assembly (520) includes a third motor (521) and a rotating shaft (523), the third motor (521) is disposed on the mounting plate (420), and the rotating shaft (523) is disposed on the protective cover (510) and is connected to an output shaft of the third motor (521).

8. The traction device for a prestressed concrete reinforcing bar production line according to claim 1, wherein the rotating wheel (200) is provided with a plurality of friction bars (600) for increasing friction force on a peripheral side wall perpendicular to the table (100), and the friction bars (600) are provided in a direction perpendicular to the table (100).