Steel bar cut-to-length machine
By designing a steel bar fixed-size cutting machine, automatic cutting is achieved using cutting devices and fixed-size components, the defects that require manual operation in the prior art are solved, and the cutting efficiency and automation are improved.
Patent Information
- Application Number
- CN202421644330.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-12
- Publication Date
- 2025-05-13
- Estimated Expiration
- 2034-07-12
AI Technical Summary
When switching to new steel bars, the existing steel bar cutting machine requires staff to manually insert the steel bars into the traction machine and the cutting machine, which increases the workload of the staff.
A steel bar fixed-size cutting machine is designed, including a feeding rack and a fixed-size rack, and automatic cutting is achieved through cutting devices and fixed-size components. The cutting device includes a feed trough and a cutting trough. The first driving member drives the movable end of the cutting machine main body to rotate up and down, so that the steel bars are automatically guided and cut off.
The staff does not need to manually straighten the steel bars, which improves the efficiency and automation of steel bars, and reduces the errors and time-consuming of manual operations.
Smart Images
Figure CN222856589U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of steel bar cutting, in particular to a steel bar cutter. Background Art
[0002] Steel cage is a commonly used building material in the construction industry to enhance the strength of concrete structures. The production of steel cage requires the use of steel bars of various sizes and lengths.
[0003] At present, manufacturing centers with a certain technical scale all use automated equipment to process steel cages. The steel bar fixed-length cutting machine is a sophisticated equipment. Steel bar traction machines need to be arranged on both sides of the cutting machine to pull the steel bars from the ordinary roller conveyor to the cutting machine. The steel bar fixed-length cutting machine then cuts the steel bars after detecting the length of the steel bars through the photoelectric sensor.
[0004] However, each time a new steel bar is switched for cutting operation, a worker is required to align the steel bar and insert it into the traction machine and the cutting machine, which increases the workload of the worker. Utility Model Content
[0005] In view of the above problems, the utility model provides a steel bar cut-to-length machine.
[0006] In order to achieve the above-mentioned invention object, the technical solution adopted by the utility model is as follows:
[0007] Provided is a steel bar cutter, comprising a feeder frame and a cutter frame, both of which are provided with a feeder bin for conveying steel bars through a roller conveyor, a cutting device is provided between the feeder frame and the cutter frame, and a cutter assembly is provided on the cutter frame;
[0008] The cutting device includes a mounting frame and a cutting machine body, one end of the cutting machine body is rotatably connected to the mounting frame, and a first driving member for driving the movable end of the cutting machine body to rotate up and down is arranged on the mounting frame. A feeding trough is arranged on the top wall of the movable end of the cutting machine body, and both sides of the feeding trough penetrate the cutting machine body and can be aligned with the feeding bin on the feeding frame and the sizing frame. The upper opening width of the feeding trough is not less than the width of the feeding bin, and a cutting trough is arranged at the bottom of the feeding trough, and the upper opening width of the cutting trough is less than the upper opening width of the feeding trough. A guide surface for guiding steel bars is arranged between the feeding trough and the cutting trough, and a cutting component for cutting the steel bars in the cutting trough is arranged on the cutting machine body.
[0009] Furthermore, the cutting assembly includes a cutter, a mounting groove is provided on the cutting machine body on one side of the cutting groove, the cutter is movably arranged in the mounting groove, a turntable is rotatably arranged in the cutting machine body, a section of the cutter away from the cutting groove is eccentrically connected to the turntable, a first driving motor for driving the turntable to rotate is arranged in the cutting machine body, and a support bar for supporting and guiding the cutter is arranged on the inner wall of the mounting groove.
[0010] Furthermore, a rotating shaft is arranged on the cutting machine body along the length direction of the feeding bin, a bearing seat is arranged on the mounting frame, the rotating shaft and the bearing seat are rotatably matched, the first driving member includes a first piston cylinder, the cylinder body of the first piston cylinder is hinged to the mounting frame, and the piston rod of the first piston cylinder is hinged to the cutting machine body.
[0011] Furthermore, it also includes a first support assembly, which includes a support beam and a support foot. The support beam is fixedly arranged on the mounting frame, and the support foot is fixedly arranged at the bottom of the movable end of the cutting machine body. The support beam is located directly below the support foot. When the support foot contacts the top wall of the support beam, the feeding bins on the feeding frame and the sizing frame are aligned with the feeding trough.
[0012] Furthermore, it also includes a second support assembly, which includes a support plate and a support block. The support block is fixedly arranged at the movable end of the cutting machine body, and the support block is located on the side of the cutting machine body on the mounting frame away from the rotating axis. One end of the support block is hinged to the mounting frame, and the other end can be horizontally extended toward the movable end of the cutting machine body after rotation. A crank is fixedly arranged on the hinge axis of the support plate, and a second driving cylinder is provided on the mounting frame. The cylinder body of the second driving cylinder is hinged to the mounting frame, and the piston rod is hinged to the crank. When the bottom wall of the support block contacts the top wall of the support plate, the feeding bins on the feeding frame and the sizing frame are aligned with the cutting groove on the cutting machine body.
[0013] Furthermore, it also includes an anti-jump component, which includes a baffle rod and a third driving cylinder. The baffle rod is rotatably arranged on the outer wall on the same side of the cutting trough and the feeding trough on the cutting machine body. The hinge axis between the baffle rod and the cutting machine body is located on one side of the guide surface, and the cylinder body of the third driving cylinder is hinged to the frame, and the piston rod is hinged to the baffle rod.
[0014] Furthermore, the cut-to-length assembly includes a moving frame and a baffle, the moving frame is slidably arranged on the cut-to-length frame along the length direction of the feeding bin, a rack is fixedly arranged on the cut-to-length frame along the length direction of the feeding bin, a second driving motor is fixedly arranged on the moving frame, an output shaft of the second driving motor is connected with a gear, the gear and the rack are meshed for transmission, the baffle is rotatably connected to the moving frame, a fourth driving cylinder is arranged on the moving frame, and the baffle is driven in / out of the feeding bin by the fourth driving cylinder.
[0015] The beneficial effects of the utility model are as follows: the steel bars pass through the material trough on the cutting device during the process of being transported from the feeding rack to the sizing rack, and the sizing components on the sizing rack are moved and positioned, so that the steel bars can be stopped at a suitable length, and the cutting machine body on the cutting device rotates upward to guide the steel bars to fall into the cutting trough, and then the cutting components in the cutting trough cut the steel bars to obtain steel bars of a certain length, without the need for workers to manually straighten the steel bars to pass through the cutting device, thereby improving the steel bar cutting efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a schematic diagram of the overall structure of the steel bar cut-to-length machine according to an embodiment of the present application.
[0017] Figure 2 for Figure 1 A partial enlarged schematic diagram of part A.
[0018] Figure 3 It is a schematic diagram of the overall structure of the cutting device according to an embodiment of the present application.
[0019] Figure 4 It is a schematic diagram of a partial cross-sectional structure of a cutting device according to an embodiment of the present application.
[0020] Figure 5 for Figure 4 A partial enlarged schematic diagram of part B.
[0021] Among them, 1. feeding rack; 11. feeding bin; 2. cut-to-length rack; 31. baffle; 32. fourth driving cylinder; 33. moving rack; 4. cutting device; 41. mounting rack; 42. cutting machine body; 421. first driving motor; 422. cutter; 423. turntable; 424. support bar; 425. rotating shaft; 426. first piston cylinder; 431. support beam; 432. supporting foot; 441. support plate; 442. supporting block; 443. crank; 444. second driving cylinder; 451. baffle; 452. third driving cylinder; 5. material trough; 6. cutting trough; 7. guide surface. DETAILED DESCRIPTION
[0022] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.
[0023] The present application embodiment discloses a steel bar cutting machine, referring to Figure 1 , Figure 2 and Figure 3, including a feeding rack 1 and a cut-to-length rack 2, each of which is provided with a feeding bin 11, and the bottom of the feeding bin 11 on the feeding rack 1 and the cut-to-length rack 2 is provided with a roller conveyor driven by a motor, the feeding bin 11 on the feeding rack 1 and the feeding bin 11 on the cut-to-length rack 2 are of the same height and width, a cutting device 4 is provided between the feeding rack 1 and the cut-to-length rack 2, and a cut-to-length assembly is provided on the cut-to-length rack 2. The steel bars are transported to the cut-to-length rack 2 through the feeding rack 1, the steel bars transported to the cut-to-length rack 2 are blocked at a fixed distance through the cut-to-length assembly, and the steel bars are cut by the cutting device 4, so that the steel bars of the required length can be obtained.
[0024] Specifically, the cutting device 4 includes a mounting frame 41 and a cutting machine body 42. A rotating shaft 425 is provided at one end of the cutting machine body 42 along the length direction of the feeding bin 11. A bearing seat is provided on the mounting frame 41. The rotating shaft 425 rotates with the bearing seat. A first driving member for driving the movable end of the cutting machine body 42 to rotate up and down is provided on the mounting frame 41. The first driving member can be specifically a first piston cylinder 426. The cylinder body of the first piston cylinder 426 is hinged to the mounting frame 41, and the piston rod of the first piston cylinder 426 is hinged to the cutting machine body 42. A feeding groove 5 is provided on the top wall of the movable end of the cutting machine body 42. Both sides of the feeding groove 5 penetrate the cutting machine body 42 and can be aligned with the feeding bin 11 on the feeding frame 1 and the sizing frame 2. The upper opening width of the feeding groove 5 is not less than the width of the feeding bin 11. A cutting groove 6 is provided at the bottom of the feeding groove 5, the upper opening width of the cutting groove 6 is smaller than the upper opening width of the feeding groove 5, and a guide surface 7 for guiding the steel bars is provided between the feeding groove 5 and the cutting groove 6. The movable end of the cutting machine body 42 is driven to rotate up and down by the first piston cylinder 426, so that the feeding groove 5 and the cutting groove 6 are alternately aligned and connected to the feeding bin 11 on the feeding frame 1 and the sizing frame 2.
[0025] A cutting assembly for cutting the steel bars in the cutting groove 6 is provided on the cutting machine body 42. When the feeding frame 1 conveys the steel bars to the length-fixing frame 2, the steel bars pass through the feeding groove 5 without hindrance. When the movable end of the cutting machine body 42 is pushed upward by the first piston rod, the steel bars are automatically guided and fall into the cutting groove 6 under the guidance of the guide surface 7, and then the cutting assembly cuts the steel bars in the cutting groove 6. There is no need for the staff to manually straighten the steel bars to pass through the cutting machine body 42 for cutting operation, which improves the efficiency of installing the steel bar length-fixing cutting machine and cutting steel bars.
[0026] In the embodiment of the present application, the cut-to-length assembly on the cut-to-length frame 2 includes a mobile frame 33 and a baffle 31. A track is installed alone on the cut-to-length frame 2 at one side of the feeding bin 11 along the length direction of the feeding bin 11. A roller adapted to the track is rotatably installed on the mobile frame 33. The mobile frame 33 is connected to the track through roller sliding. A rack is fixedly installed on the cut-to-length frame 2 along the length direction of the feeding bin 11. A second drive motor is fixedly installed on the mobile frame 33. The output shaft of the second drive motor is connected to a gear. The gear and the rack are meshed for transmission. The second drive motor and the rack cooperate for transmission, so that the mobile frame 33 can reciprocate on the track and stop for positioning. A connecting rod is integrally connected to the baffle 31. The end of the connecting rod away from the baffle 31 is alone connected to a rotating shaft, and the rotating shaft is rotatably connected to the mobile frame 33. A fourth driving cylinder 32 is installed on the movable frame 33, and the cylinder body of the fourth driving cylinder 32 is hinged to the movable frame 33, and the piston rod of the fourth driving cylinder 32 is eccentrically hinged on one side of the rotating shaft. The baffle 31 is driven by the fourth driving cylinder 32 to enter / exit the feeding bin 11, and the width of the baffle 31 close to the feeding bin 11 is approximately the same as the width of the feeding bin 11. When the baffle 31 enters the feeding bin 11, it can block the steel bars in the feeding bin 11 on the cut-to-length frame 2 from passing through.
[0027] Reference Figure 4 and Figure 5 In the embodiment of the present application, the cutting assembly includes a cutter 422, a mounting groove is provided on the cutting machine body 42 at one side of the cutting groove 6, the cutter 422 is movably arranged in the mounting groove, a turntable 423 is rotatably arranged in the cutting machine body 42, a section of the cutter 422 away from the cutting groove 6 is eccentrically connected to the turntable 423, a first driving motor 421 for driving the turntable 423 to rotate is arranged in the cutting machine body 42, a support bar 424 for supporting and guiding the cutter 422 is arranged on the inner wall of the mounting groove, the support bar 424 can be specifically a cylinder, the support bar 424 is arranged parallel to the length direction of the feeding bin 11, and the support bar 424 is rollingly embedded in the inner wall of the mounting groove. When the first driving motor 421 is started, the turntable 423 can be driven to rotate and push the cutter 422 in / out of the cutting groove 6. Furthermore, blocks are fixedly installed on the side walls of the cutting groove 6 by bolts, respectively, to block the two sides of the steel bars in the cutting groove 6, and play a role in supporting the steel bars when the cutter 422 cuts the steel bars.
[0028] Furthermore, a first support assembly is provided on the mounting frame 41, and the first support assembly includes a support beam 431 and a support foot 432. The support beam 431 is fixedly arranged on the mounting frame 41, and the support foot 432 is fixedly arranged at the bottom of the movable end of the cutting machine body 42. The support beam 431 is located directly below the support foot 432. When the support foot 432 contacts the top wall of the support beam 431, the feeding bin 11 on the feeding frame 1 and the sizing frame 2 is aligned with the feeding trough 5. When the piston rod of the first driving cylinder is retracted and the movable end of the cutting machine body 42 is lowered, the support foot 432 and the support beam 431 can be used to support each other, so as to avoid continuous force on the first driving cylinder and extend the service life of the first driving cylinder.
[0029] Furthermore, a second support assembly is provided on the mounting frame 41, and the second support assembly includes a support plate 441 and a support block 442. The support block 442 is fixedly arranged at the movable end of the cutting machine body 42, and the support block 442 is located on the side of the cutting machine body 42 on the mounting frame 41 away from the rotating shaft 425. One end of the support block 442 is hinged to the mounting frame 41, and the other end can be horizontally extended toward the movable end of the cutting machine body 42 after rotation. A crank 443 is fixedly arranged on the hinge axis of the support plate 441, and a second driving cylinder 444 is provided on the mounting frame 41. The cylinder body of the second driving cylinder 444 is hinged to the mounting frame 41, and the piston rod is hinged to the crank 443. When the bottom wall of the support block 442 contacts the top wall of the support plate 441, the feeding bin 11 on the feeding frame 1 and the sizing frame 2 is aligned with the cutting groove 6 on the cutting machine body 42. When the first driving cylinder drives the movable end of the cutting machine body 42 to rise to the highest point, the second driving cylinder 444 drives the movable end of the baffle 31 to rotate toward the cutting machine body 42, and then the first driving cylinder unloads the force to make the movable end of the cutting machine body 42 descend, and the support block 442 on the cutting machine body 42 abuts against the top wall of the support plate 441, thereby avoiding continuous force on the first driving cylinder and extending the service life of the first driving cylinder.
[0030] Furthermore, an anti-jump assembly is also provided on the cutting machine body 42, and the anti-jump assembly includes a stopper 451 and a third driving cylinder 452. The stopper 451 is rotatably arranged on the outer wall on the same side of the cutting groove 6 and the feeding groove 5 on the cutting machine body 42. The hinge axis between the stopper 451 and the cutting machine body 42 is located on one side of the guide surface 7. The cylinder body of the third driving cylinder 452 is hinged to the frame, and the piston rod is hinged to the stopper 451. When the movable end of the cutting machine body 42 is raised, the third driving cylinder 452 is simultaneously started and the stopper 451 is rotated to be horizontal between the cutting groove 6 and the feeding groove 5, thereby improving the stability of the steel bar during the cutting process. In addition, during the rotation of the stopper 451, the steel bar on the guide surface 7 can also be pushed toward the cutting groove 6, ensuring that the steel bar can smoothly fall into the cutting groove 6 after the cutting machine body 42 is raised.
[0031] Furthermore, a guide groove is provided on the cutting machine body 42. The guide groove is arranged on one side of the cutting machine body 42 close to the sizing frame 2. The cutting guide groove is located below the cutting groove 6 and is used to guide the waste cut from the steel bar end.
[0032] It should be understood by those skilled in the art that, although preferred embodiments of the present invention have been described, those skilled in the art may make additional changes and modifications to these embodiments once they are aware of the basic creative concepts. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments and all changes and modifications that fall within the scope of the present invention. Obviously, those skilled in the art may make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.
Claims
1. A steel bar cutting machine, characterized in that: The invention comprises a feeding frame (1) and a cut-to-length frame (2), wherein the feeding frame (1) and the cut-to-length frame (2) are both provided with a feeding bin (11) for conveying steel bars via a roller conveyor, a cutting device (4) is provided between the feeding frame (1) and the cut-to-length frame (2), and a cut-to-length component is provided on the cut-to-length frame (2); The cutting device (4) comprises a mounting frame (41) and a cutting machine body (42), one end of the cutting machine body (42) is rotatably connected to the mounting frame (41), a first driving member for driving the movable end of the cutting machine body (42) to rotate up and down is arranged on the mounting frame (41), a feeding trough (5) is arranged on the top wall of the movable end of the cutting machine body (42), both sides of the feeding trough (5) pass through the cutting machine body (42) and can be connected to the feeding frame (1) and the sizing machine The feeding bin (11) on the frame (2) is aligned, the upper opening width of the feeding trough (5) is not less than the width of the feeding bin (11), a cutting trough (6) is provided at the bottom of the feeding trough (5), the upper opening width of the cutting trough (6) is less than the upper opening width of the feeding trough (5), a guide surface (7) for guiding the steel bars is provided between the feeding trough (5) and the cutting trough (6), and a cutting assembly for cutting the steel bars in the cutting trough (6) is provided on the cutting machine body (42).
2. A steel bar cutting machine according to claim 1, characterized in that: The cutting assembly comprises a cutter (422); a mounting groove is provided on a side of the cutting groove (6) on the cutting machine body (42); the cutter (422) is movably arranged in the mounting groove; a turntable (423) is rotatably arranged in the cutting machine body (42); a section of the cutter (422) away from the cutting groove (6) is eccentrically rotatably connected to the turntable (423); a first driving motor (421) for driving the turntable (423) to rotate is arranged in the cutting machine body (42); and a support bar (424) for supporting and guiding the cutter (422) is arranged on the inner wall of the mounting groove.
3. A steel bar cutting machine according to claim 1, characterized in that: A rotating shaft (425) is arranged on the cutting machine body (42) along the length direction of the feeding bin (11); a bearing seat is arranged on the mounting frame (41); the rotating shaft (425) and the bearing seat are rotatably matched; the first driving member comprises a first piston cylinder (426); the cylinder body of the first piston cylinder (426) is hinged to the mounting frame (41); and the piston rod of the first piston cylinder (426) is hinged to the cutting machine body (42).
4. A steel bar cutting machine according to claim 1, characterized in that: The machine also comprises a first support assembly, the first support assembly comprising a support beam (431) and a support foot (432), the support beam (431) being fixedly arranged on the mounting frame (41), the support foot (432) being fixedly arranged at the bottom of the movable end of the cutting machine body (42), the support beam (431) being located directly below the support foot (432), and when the support foot (432) contacts the top wall of the support beam (431), the feeding bins (11) on the feeding frame (1) and the sizing frame (2) are aligned with the feeding trough (5).
5. A steel bar cutting machine according to claim 4, characterized in that: The machine tool further comprises a second support assembly, the second support assembly comprising a support plate (441) and a support block (442), the support block (442) being fixedly arranged at the movable end of the cutting machine body (42), the support block (442) being located on a side of the cutting machine body (42) on the mounting frame (41) away from the rotating shaft (425), one end of the support block (442) being hinged to the mounting frame (41), and the other end of the support block (442) being able to extend horizontally toward the movable end of the cutting machine body (42) after rotation, A crank (443) is fixedly arranged on the hinge shaft of the support plate (441), and a second driving cylinder (444) is arranged on the mounting frame (41). The cylinder body of the second driving cylinder (444) is hinged to the mounting frame (41), and the piston rod is hinged to the crank (443). When the bottom wall of the support block (442) contacts the top wall of the support plate (441), the feeding bins (11) on the feeding frame (1) and the sizing frame (2) are aligned with the cutting groove (6) on the cutting machine body (42).
6. The steel bar cutting machine according to claim 1, characterized in that: It also includes an anti-jump component, which includes a stop rod (451) and a third driving cylinder (452). The stop rod (451) is rotatably arranged on the outer wall of the cutting trough (6) and the feeding trough (5) on the same side of the cutting machine body (42). The hinge axis between the stop rod (451) and the cutting machine body (42) is located on one side of the guide surface (7). The cylinder body of the third driving cylinder (452) is hinged to the frame, and the piston rod is hinged to the stop rod (451).
7. The steel bar cutting machine according to claim 1, characterized in that: The sizing component comprises a moving frame (33) and a baffle (31); the moving frame (33) is slidably arranged on a sizing frame (2) along the length direction of a feeding bin (11); a rack is fixedly arranged on the sizing frame (2) along the length direction of the feeding bin (11); a second driving motor is fixedly arranged on the moving frame (33); a gear is connected to the output shaft of the second driving motor; the gear and the rack are meshed for transmission; the baffle (31) is rotatably connected to the moving frame (33); a fourth driving cylinder (32) is arranged on the moving frame (33); and the baffle (31) is driven to enter / exit the feeding bin (11) through the fourth driving cylinder (32).