CN215746125U

CN215746125U - High-ductility cold-rolled straight steel bar cutting device

Info

Publication number: CN215746125U
Application number: CN202121925419.XU
Authority: CN
Inventors: 谷庆斌; 赵艳明; 姜海芳
Original assignee: Hunan Fosun Heli New Material Co ltd
Current assignee: Hunan Fosun Heli New Material Co ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-02-08
Anticipated expiration: 2031-08-17

Abstract

The utility model discloses a high-ductility cold-rolled straight bar steel bar cutting device, which relates to the technical field of straight bar steel bar processing and comprises a workbench, wherein a lower cutting seat is arranged on the upper surface of the workbench through a positioning pin and a connecting screw, an upper cutting part is arranged above the lower cutting seat in a matching manner and comprises a fixed table, a cutting hydraulic cylinder is arranged on the lower surface of the fixed table, the telescopic shaft end of the cutting hydraulic cylinder is connected with a lifting plate and the upper cutting seat, an upper cutting knife is fixedly arranged in the middle of the lower surface of the upper cutting seat, and the upper cutting knife is matched with the lower cutting plate and can cut off a straight bar steel bar. The device is scientific in design and convenient to use, meets the use requirements of enterprises on automatic feeding and cutting of straight steel bars in the steel bar cutting operation process, is good in cutting effect, high in cutting efficiency, stable in clamping, relatively flat in notch section, easy to maintain and maintain as a whole, and meets the production and processing requirements of cutting of high-ductility cold-rolled straight steel bars.

Description

High-ductility cold-rolled straight steel bar cutting device

Technical Field

The utility model relates to the technical field of straight steel bar cutting processing, in particular to a high-ductility cold-rolled straight steel bar cutting device.

Background

The reinforcing steel bar is steel for reinforced concrete and prestressed reinforced concrete, and the cross section of the reinforcing steel bar is circular or square with round corners. Comprises plain round steel bars, ribbed steel bars and twisted steel bars. The reinforcing steel bar for reinforced concrete is straight bar or wire rod-shaped steel for reinforcing steel bar of reinforced concrete, the external form of the reinforcing steel bar is divided into plain steel bar and deformed reinforcing steel bar, the delivery state is divided into straight bar and wire rod, and the plain steel bar is actually small round steel and wire rod of common low-carbon steel. The deformed steel bar is a steel bar with ribs on the surface, and is generally provided with 2 longitudinal ribs and transverse ribs uniformly distributed along the length direction, the transverse ribs are in 3 shapes of spiral shapes, herringbone shapes and crescent shapes, and are expressed by the millimeter number of the nominal diameter, and the nominal diameter of the deformed steel bar is equivalent to the nominal diameter of the smooth steel bar with the same cross section; the nominal diameter of the steel bars is 8-50 mm, and the recommended diameters are 8, 12, 16, 20, 25, 32 and 40 mm. The steel grades are 20MnSi, 20MnV, 25MnSi and BS20 MnSi. The steel bar mainly bears tensile stress in the concrete, and the deformed steel bar has larger bonding capacity with the concrete due to the action of the ribs, so that the deformed steel bar can better bear the action of external force; steel reinforcement is widely used in various building structures, especially large, heavy, light thin-walled and high-rise building structures.

At present, the following technical problems exist in the existing straight reinforcing steel bar cutting: it is difficult to realize the cut-off operation of enterprise's staff to different length straight reinforcing bars, it is usually that enterprise's staff holds the straight reinforcing bar and sends into cutting position department, intensity of labour is big to this kind of mode exists, the drawback of low labor efficiency, and there is unstable and the uneven phenomenon of incision section of centre gripping easily, this department combines the production experience of self through long-term groping, a series of equipment and device that are used for reinforcing bar cutting process operation have been researched and developed, and separately apply for patent to each technical essential, hope these technical scheme of protection that can be more comprehensive, and obtain the approval and the protection of patent right.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems, provides a high-ductility cold-rolled straight bar steel bar cutting device which is scientific in design and convenient to use, meets the use requirements of enterprises on automatic feeding and cutting of straight bar steel bars in the steel bar cutting operation process, is good in cutting effect, high in cutting efficiency, stable in clamping, flat in cut section, easy to maintain and maintain as a whole, and meets the production and processing requirements of cutting of high-ductility cold-rolled straight bar steel bars.

In order to realize the purpose, the utility model adopts the technical scheme that: the utility model provides a cold rolling straight bar reinforcing bar cutting device of high ductility, comprises a workbench, the workstation upper surface is installed through locating pin and connecting screw and is installed down cutting the seat, cut down the seat top and mate and set up the portion of cutting, it includes the fixed station to go up the portion of cutting, the fixed station lower surface sets up cuts the pneumatic cylinder, the flexible axle head that cuts the pneumatic cylinder connects the lifter plate and cuts the seat on with, the fixed sword that cuts that sets up in lower surface middle part that cuts the seat on, go up and cut the sword and cut the board cooperation down and can cut off the straight bar reinforcing bar, cut down board side portion and set up the fixture that is used for the centre gripping straight bar reinforcing bar, cut down the board lateral part and set up the opening on the workstation, the opening below sets up the collection box.

As a further optimization of the utility model, the clamping mechanism comprises a first supporting seat and a second supporting seat which are arranged on the workbench, a screw rod is horizontally and rotatably arranged between the first supporting seat and the second supporting seat, a screw rod nut is arranged on the screw rod in a matching way, a movable support is arranged at the upper part of the screw rod nut, and clamping pieces for clamping straight reinforcing steel bars are symmetrically arranged on the inner wall of the movable support.

As a further optimization of the utility model, the clamping piece is of an arc sheet structure, the inner wall of the movable support is provided with a clamping hydraulic cylinder, and the telescopic shaft end of the clamping hydraulic cylinder is connected with the clamping piece.

As a further optimization of the utility model, a second bearing is arranged between the screw rod and the second supporting seat, and one end of the screw rod penetrating through the second supporting seat is connected with the output shaft end of the conveying motor.

As a further optimization of the utility model, the rods are arranged on the upper surface of the lifting plate at intervals and extend upwards into the pipe barrel on the lower surface of the top of the fixed table.

The utility model has the beneficial effects that: the utility model provides a high-ductility cold-rolled straight reinforcing steel bar cutting device which is scientific in design and convenient to use, meets the use requirements of automatic feeding and cutting of straight reinforcing steel bars in the reinforcing steel bar cutting operation process of enterprises, is good in cutting effect, high in cutting efficiency, stable in clamping, relatively flat in notch section, easy to maintain and maintain as a whole and meets the production and processing requirements of cutting of high-ductility cold-rolled straight reinforcing steel bars.

Drawings

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is a schematic view of the structure at a-a in fig. 1.

FIG. 3 is a schematic view of the structure of FIG. 1 at the position of the lower cutting board.

The text labels in the figures are represented as: 1. a collection box body; 2. a work table; 3. an upper cutting part; 4. a lower cutting part; 5. a clamping mechanism; 6. straight reinforcing steel bars; 201. an opening; 301. an upper cutting knife; 302. an upper cutting seat; 303. a lifting plate; 304. a rod body; 305. a tube barrel; 306. a fixed table; 307. a cutting hydraulic cylinder; 401. positioning pins; 402. a connecting screw; 403. a lower cutting seat; 404. cutting the board; 501. a movable support; 502. a feed screw nut; 503. a screw rod; 504. a first support base; 505. a clip; 506. a second support seat; 507. a second bearing; 508. a conveying motor; 509. and clamping a hydraulic cylinder.

Detailed Description

The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.

As shown in fig. 1 to 3, the specific structure of the present invention is: a high-ductility cold-rolled straight steel bar cutting device comprises a workbench 2, wherein the upper surface of the workbench 2 is provided with a lower cutting seat 403 through a positioning pin 401 and a connecting screw 402, an upper cutting part 3 is arranged above the lower cutting seat 403 in a matching manner, the upper cutting part 3 comprises a fixed table 306, the lower surface of the fixed table 306 is provided with a cutting hydraulic cylinder 307, the telescopic shaft end of the cutting hydraulic cylinder 307 is connected with a lifting plate 303 and an upper cutting seat 302, the cutting hydraulic cylinder 307 is driven, the telescopic shaft end of the cutting hydraulic cylinder 307 drives the lifting plate 303 and the upper cutting seat 302 to do linear reciprocating motion in the vertical direction, the middle part of the lower surface of the upper cutting seat 302 is fixedly provided with an upper cutting knife 301, the upper cutting knife 301 is matched with the lower cutting plate 404 and can cut a straight steel bar 6, the side part of the lower cutting plate 404 is provided with a clamping mechanism 5 for clamping the straight steel bar 6, the clamping mechanism 5 clamps the straight steel bar 6 and enables the straight steel bar 6 to extend out from the lower cutting plate 404, the flexible axle head that cuts pneumatic cylinder 307 drives and cuts on the seat 302 and do the ascending linear reciprocating motion of vertical side, cuts board 404 down and cuts the operation with last sword 301 straight bar reinforcing bar 6, cuts board 404 lateral part down and sets up opening 201 on workstation 2, and opening 201 below sets up collection box 1, and collection box 1 is upper portion open-ended box structural form, and the straight bar reinforcing bar 6 that cut passes through and gets into in the collection box 1 from opening 201 position.

As a specific embodiment of the present invention, in order to facilitate the clamping of the straight reinforcing steel bars 6 and the feeding of the straight reinforcing steel bars 6 to the cutting position, the clamping mechanism 5 includes a first supporting seat 504 and a second supporting seat 506 disposed on the worktable 2, a lead screw 503 is horizontally rotatably disposed between the first supporting seat 504 and the second supporting seat 506, a lead screw nut 502 is disposed on the lead screw 503 in a matching manner, a movable support 501 is disposed on the upper portion of the lead screw nut 502, clamping pieces 505 for clamping the straight reinforcing steel bars 6 are symmetrically disposed on the inner wall of the movable support 501, and when the lead screw 503 makes a linear motion, the lead screw nut 502 and the movable support 501 are driven to make a reciprocating linear motion in the horizontal direction, so that the straight reinforcing steel bars 6 are driven to be conveyed to the position of the lower cutting plate 404.

As a specific embodiment of the present invention, in order to facilitate the clamping operation of the straight reinforcing steel bar 6, the clamping piece 505 is an arc-shaped sheet structure, the inner wall of the movable support 501 is provided with a clamping hydraulic cylinder 509, the telescopic shaft end of the clamping hydraulic cylinder 509 is connected to the clamping piece 505, the clamping hydraulic cylinder 509 is driven, and the clamping pieces 505 are moved together to clamp the straight reinforcing steel bar 6.

As a specific embodiment of the present invention, in order to facilitate the screw 503 to perform a rotational motion, a second bearing 507 is disposed between the screw 503 and the second support base 506, one end of the screw 503 passing through the second support base 506 is connected to an output shaft end of the conveying motor 508, the conveying motor 508 is driven, and the screw 503 performs a rotational motion.

As a specific embodiment of the present invention, in order to facilitate the telescopic shaft end of the cutting hydraulic cylinder 307 driving the upper cutting base 302 to perform a linear reciprocating motion in the vertical direction, rods 304 are arranged on the upper surface of the lifting plate 303 at intervals, the rods 304 extend upward into the pipe barrel 305 on the lower surface of the top of the fixed platform 306, and the rods 304 and the pipe barrel 305 play a role in guiding.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts of the present invention. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the utility model using its spirit and scope, as defined by the claims, may be directed to other uses and embodiments, or may be learned by practice of the utility model.

Claims

1. A high-ductility cold-rolled straight reinforcing steel bar cutting device is characterized by comprising a workbench (2), wherein the upper surface of the workbench (2) is provided with a lower cutting seat (403) through a positioning pin (401) and a connecting screw (402), an upper cutting part (3) is arranged above the lower cutting seat (403) in a matching manner, the upper cutting part (3) comprises a fixed table (306), the lower surface of the fixed table (306) is provided with a cutting hydraulic cylinder (307), the telescopic shaft end of the cutting hydraulic cylinder (307) is connected with a lifting plate (303) and an upper cutting seat (302), the middle part of the lower surface of the upper cutting seat (302) is fixedly provided with an upper cutting knife (301), the upper cutting knife (301) is matched with the lower cutting plate (404) and can cut off a straight reinforcing steel bar (6), the side part of the lower cutting plate (404) is provided with a clamping mechanism (5) for clamping the straight reinforcing steel bar (6), the side part of the lower cutting plate (404) is provided with an opening (201) on the workbench (2), a collecting box body (1) is arranged below the opening (201).

2. The device for cutting off the high-ductility cold-rolled straight reinforcing steel bar is characterized in that the clamping mechanism (5) comprises a first supporting seat (504) and a second supporting seat (506) which are arranged on the workbench (2), a screw rod (503) is horizontally and rotatably arranged between the first supporting seat (504) and the second supporting seat (506), a screw nut (502) is arranged on the screw rod (503) in a matching way, a movable support (501) is arranged at the upper part of the screw nut (502), and clamping pieces (505) for clamping the straight reinforcing steel bar (6) are symmetrically arranged on the inner wall of the movable support (501).

3. The cutting device for the high-ductility cold-rolled straight steel bars as claimed in claim 2, wherein the clamping piece (505) is of an arc-shaped sheet structure, a clamping hydraulic cylinder (509) is arranged on the inner wall of the movable support (501), and the clamping piece (505) is connected to the telescopic shaft end of the clamping hydraulic cylinder (509).

4. The cutting device for the high-ductility cold-rolled straight reinforcing steel bar according to claim 2, wherein a second bearing (507) is arranged between the screw mandrel (503) and the second supporting seat (506), and one end of the screw mandrel (503) penetrating through the second supporting seat (506) is connected with the output shaft end of the conveying motor (508).

5. A cutting device for high ductility cold rolled straight steel bars as claimed in claim 1, wherein the upper surface of said lifting plate (303) is provided with rods (304) at intervals, and the rods (304) extend upwards into the tubes (305) on the top and lower surface of the fixed platform (306).