Movable steel bar cutting device
By designing a movable steel bar cutting device, the independence of cutting and moving functions and multi-angle cutting capabilities are achieved, the problem of fixed movement and cutting angles in the prior art is solved, and safety and applicability are improved.
Patent Information
- Application Number
- CN202421330276.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-12
- Publication Date
- 2025-05-02
- Estimated Expiration
- 2034-06-12
AI Technical Summary
The existing steel bar cutting devices have safety risks and limitations in terms of movement and cutting angle fixability, and it is difficult to adapt to various types of steel bar materials.
A movable steel bar cutting device is designed, and the cutting and moving functions are achieved through the separation connection between the cutting unit and the moving placement unit, and the cutting components can achieve multi-angle rotation suitable for various forms of steel bar materials.
It reduces the movement loss of the cutting device, improves service life, enhances safety, and is suitable for various forms of steel bar materials, improving cutting efficiency and accuracy.
Smart Images
Figure CN222817837U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of steel bar cutting, and in particular relates to a movable steel bar cutting device. Background Art
[0002] When carrying out engineering construction, it is often necessary to cut the steel bars in the steel bar processing process. Due to site conditions, the existing steel bar cutting device sometimes needs to be placed on the ground for operation or the material needs to be transported to a fixed cutting point for cutting. This not only requires the operator to maintain a crouching state for a long time and consumes a lot of physical strength, but also when it is necessary to cut steel bar related materials with a certain height or thickness (such as steel bar cages, steel bars partially embedded in concrete, etc.), it will be very difficult to complete the cutting work using the existing steel bar cutting device.
[0003] A Chinese utility model patent with patent announcement number CN219900053U and announcement date 2023.10.27 discloses a steel bar cutting device, including a base, the bottom of the base is movably connected with four shock-absorbing springs, the bottoms of the four shock-absorbing springs are movably connected with universal wheels, one side of the upper surface of the base is fixedly connected with a pull rod hinge block and a cutter hinge block, and the cutter hinge block is located on the right side of the pull rod hinge block, a compression spring is movably connected between the two pull rod hinge blocks, the tops of the two pull rod hinge blocks are movably connected with a rotating rod, the axis of the rotating rod is rotatably connected with a pulling rod, and one end of the pulling rod is sleeved with a pull rod ring.
[0004] A steel bar cutting device in the Chinese utility model patent has the following general usage and advantages: when in use, first hold the pull rod ring, move through the entire pull rod structure, and the shock-absorbing spring and universal wheel at the bottom of the base drive the entire cutting device to move, move the entire device to a stable ground, fix the steel bars to be cut through the fixing device connected to the base, hold the motor handle, lift the cutting device connected to the axis of the motor connecting rod through the cutting machine hinge block and the cutting machine control lever, and after starting the switch, the engine will drive the cutting blade to rotate rapidly to cut the steel bars; the steel bar cutting machine has shock-absorbing wheels added to the bottom to facilitate movement on the construction site, and a clamping table is added to cut multiple steel bars at the same time, which increases the cutting efficiency and is more labor-saving and convenient to use.
[0005] However, during actual use, the steel bar cutting device still has at least the following shortcomings, in other words, they are the technical problems to be solved by the present invention: the device requires the cutting machine to be moved as a whole, which poses a great safety hazard during the movement and multiple movements significantly reduce the service life of the device. Furthermore, the cutting angle of the device is fixed, and the types of steel bars that can be cut are greatly limited.
[0006] Therefore, in summary, there is an urgent need for a steel bar cutting device with greater safety and applicable to more types of steel bars to solve the problems of this type. Utility Model Content
[0007] The utility model provides a movable steel bar cutting device, which comprises a cutting unit and a movable placement unit. The cutting unit comprises a supporting frame, a bracket component and a cutting component connected to the bracket component. The movable placement unit comprises a placement table, a slot and a movable support foot used in conjunction with the cutting component, so that: the utility model realizes the two functions of cutting and moving by means of a detachable connection, thereby avoiding repeated movement of the cutting device; further, the cutting component can realize multi-angle rotation cutting, and is suitable for steel bar materials in various forms.
[0008] The technical solution adopted by the utility model to solve the above-mentioned problems is: a movable steel bar cutting device, including a cutting unit and a movable placing unit arranged on one side of the cutting unit; the cutting unit includes a support frame, a bracket component arranged on the side end of the support frame, and a cutting component arranged on the bracket component; the movable placing unit includes a placing table arranged on the side of the support frame close to the cutting component and used for placing steel bars, a slot arranged on the placing table and used for being passed through by the cutting component, and a movable support foot arranged at the lower end of the placing table.
[0009] A further preferred technical solution is that the movable placement unit also includes a measuring ruler arranged on the placement table.
[0010] A further preferred technical solution is that the movable placement unit further includes a baffle plate arranged on the peripheral side of the placement table.
[0011] A further preferred technical solution is that the movable placement unit also includes a fixing member which is arranged on the placement table and located on the peripheral side of the slotted notch and is used to fix the steel bar.
[0012] A further preferred technical solution is that the fixing member includes a buckle plate hingedly connected to the placing table at one end, a first threaded hole arranged on the buckle plate away from the hinged end, a second threaded hole arranged on the placing table, and a bolt that passes through the first threaded hole and is connected to the second threaded hole.
[0013] A further preferred technical solution is that the bracket component includes an articulated seat arranged at the side end of the upper surface of the support frame, a connecting shaft rotatably installed in the articulated seat, and a joystick arranged on the surface of the connecting shaft and used to drive the cutting component to rotate.
[0014] A further preferred technical solution is that the cutting component includes a rotating shaft connected to the joystick, a driving motor arranged at one end of the rotating shaft and driving the rotating shaft to rotate, and a saw blade arranged on the rotating shaft.
[0015] A further preferred technical solution is that the bracket component also includes a through hole arranged on the joystick, an internally threaded outer cylinder installed on the through hole, and an externally threaded inner rod threadedly arranged in the internally threaded outer cylinder and used to connect the rotating shaft.
[0016] A further preferred technical solution is that the cutting component further comprises a protective cover located outside the saw blade, and a bearing disposed on the protective cover and connected to the rotating shaft.
[0017] A further preferred technical solution is that the movable placement unit also includes a waste box arranged at the lower end of the placement table and located below the slot. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is an overall schematic diagram of the utility model;
[0019] Figure 2 It is a top view of the mobile placement unit of the utility model;
[0020] Figure 3 It is a side view of the mobile placement unit of the utility model;
[0021] Figure 4 This is a partial schematic diagram of the second embodiment of the utility model;
[0022] Figure 5 This is a schematic diagram of the structure of the third embodiment of the present utility model in working state;
[0023] Figure 6 This is a schematic diagram of the structure of the third embodiment of the utility model in the stopped state;
[0024] Figure 7 It is a top view of the third embodiment of the utility model in working state.
[0025] In the figure, the meanings of the reference numerals are as follows:
[0026] Steel bar a;
[0027] Cutting unit 1, moving and placing unit 2;
[0028] Support frame 11, bracket component 12, cutting component 13, placement table 21, slot 22, movable support 23, measuring ruler 24, baffle 25, fixing part 26, waste box 27;
[0029] Articulated seat 121, connecting shaft 122, operating rod 123, through hole 124, internally threaded outer cylinder 125, externally threaded inner rod 126, rotating shaft 131, driving motor 132, saw blade 133, protective cover 134, bearing 135, buckle plate 261, first threaded hole 262, second threaded hole 263, bolt 264. DETAILED DESCRIPTION
[0030] The following is a detailed description of the embodiments of the present invention in conjunction with the accompanying drawings. The following description is only a preferred embodiment of the present invention and does not limit the scope of the present invention.
[0031] The directional terms such as up, down, left, right, front, back, front, back, top, bottom, etc. mentioned or may be mentioned in this specification are defined relative to the structures shown in the drawings. The words "inside" and "outside" refer to the direction toward or away from the geometric center of a specific component, respectively. They are relative concepts, and therefore may change accordingly according to different locations and different usage conditions. Therefore, these or other directional terms should not be interpreted as restrictive terms.
[0032] Embodiment 1
[0033] As attached Figure 1-3 As shown, a movable steel bar cutting device includes a cutting unit 1 and a movable placement unit 2 arranged on one side of the cutting unit 1; the cutting unit 1 includes a support frame 11, a bracket component 12 arranged on the side end of the support frame 11, and a cutting component 13 arranged on the bracket component 12; the movable placement unit 2 includes a placement table 21 arranged on the side of the support frame 11 close to the cutting component 13 and used for placing steel bars a, a slot 22 arranged on the placement table 21 and used for being passed through by the cutting component 13, and a movable support foot 23 arranged at the lower end of the placement table 21.
[0034] In this embodiment, the general method of using the movable steel bar cutting device is as follows:
[0035] According to the actual situation on site, the steel bar b is moved to the side end of the cutting unit 1 by moving the placement unit 2, and the steel bar b is placed on the placement table 21. The steel bar b is transported to the side of the support frame 11 by moving the support legs 23. The slot 22 of the placement table 21 faces the cutting component 13 so that the support component 12 can drive the cutting component 13 to swing up and down in the slot 22 to cut the steel bar b; the height of the support frame 11 from the ground is consistent with the height of the placement table 21, and a plurality of legs can be set, preferably retractable legs to meet the placement table 21 and steel bars b of various heights. The legs are inclined supports, and cross braces are used to enhance stability between each other; the moving support legs 23 are a plurality of legs with pulleys on the bottom, preferably a plurality of legs, which are installed at the corner points of the bottom of the placement table, and the pulleys can be further set to pulleys with locking functions to improve the stability of the device in the working state.
[0036] In this embodiment, the support member 12 includes an articulated seat 121 disposed at a side end of the upper surface of the support frame 11, a connecting shaft 122 rotatably mounted in the articulated seat 121, and a joystick 123 disposed on the surface of the connecting shaft 122 and used to drive the cutting member 13 to rotate. The cutting member 13 includes a rotating shaft 131 connected to the joystick 123, a driving motor 132 disposed at one end of the rotating shaft 131 and driving the rotating shaft 131 to rotate, and a saw blade 133 disposed on the rotating shaft 131.
[0037] In this embodiment, the operator stands on the side of the support frame 11, pushes the joystick 123 to drive the saw blade 133 to a suitable cutting position close to the steel bar b, starts the drive motor 132 to drive the rotating shaft 131 to rotate, and the saw blade 133 rotates around the rotating shaft 131. The operator further pushes the joystick 123 to complete the cutting of the steel bar b. After the cutting is completed, the drive motor 132 is turned off, and the joystick 123 is pushed in the reverse direction to swing the joystick back to the table top of the support frame 11; the connecting shaft 122 causes the joystick 123 to swing in the hinge seat 121 on a surface perpendicular to the table top of the support frame 11 with the hinge seat 121 as the center.
[0038] As a further preference of this embodiment, the cutting component 13 also includes a protective cover 134 located on the outside of the saw blade 133, a bearing 135 arranged on the protective cover 134 and connected to the rotating shaft 131, and the movable placement unit 2 also includes a measuring ruler 24 arranged on the placement table 21, a baffle 25 arranged on the peripheral side of the placement table 21, and a waste box 27 arranged at the lower end of the placement table 21 and located below the slot 22.
[0039] In this embodiment, the protective cover 134 is configured in a fan shape, and there is a partial gap between it and the saw blade 133, which not only ensures that the saw blade 133 can rotate normally and come into contact with the steel bar b, but also prevents waste chips from affecting the operator in the working state. The front end of the protective cover 134 is preferably provided with a splash guard to further prevent waste chips from splashing; the bearing 135 allows the protective cover 134 to rotate independently of the saw blade 133, so that the protective cover remains above the saw blade to avoid accidental injury to passers-by; the operator can determine the steel bar cutting position by means of a measuring ruler 24 set on the surface of the placing table 21 to improve the cutting accuracy, and the measuring ruler 24 preferably includes both length and angle; to prevent the steel bar b from rolling and falling off the placing table 21, vertical baffles 25 can be provided on the three sides of the placing table 21 away from the groove 22; a waste chip box 27 is provided below the slot 22, which is preferably detachably connected to the lower surface of the placing table 21 to facilitate the collection and discharge of waste chips.
[0040] Compared with the prior art, the advantage of this embodiment is that while the position of the steel bars can be moved according to actual conditions, the wear and tear of the cutting device is further reduced, and on-site construction is facilitated without repeatedly moving the entire cutting device, thereby increasing the service life of the device.
[0041] Embodiment 2
[0042] The difference between this embodiment and the first embodiment is that a fixing piece for fixing the steel bar material is added, which is as follows:
[0043] The movable placement unit 2 further includes a fixing member 26 which is arranged on the placement platform 21 and is located at the peripheral side of the notch of the slot 22 and is used to fix the steel bar a.
[0044] In this embodiment, in order to prevent the steel bar b from moving during the cutting process, avoid the safety problems caused by artificially stabilizing the position of the steel bar, and improve the cutting accuracy, a plurality of fixings 26 are arranged on the upper surface of the placement table 21 and around the groove 22. The fixings 26 can be in the form of buckles, buckles, ties, etc.
[0045] As a preferred embodiment of the present embodiment, the fixing member 26 includes a buckle plate 261 hingedly connected to the placing table 21 at one end, a first threaded hole 262 arranged on the buckle plate 261 away from the hinged end, a second threaded hole 263 arranged on the placing table 21, and a bolt 264 that passes through the first threaded hole 262 and is connected to the second threaded hole 263.
[0046] In this embodiment, a fixing buckle structure is specifically disclosed, in which the buckle plate 261 rotates on a surface perpendicular to the upper surface of the placing table 21, and the steel bar b is placed between the buckle plate 261 and the placing table 21. The bolt 264 passes through the first threaded hole 262 and connects / disconnects with the second threaded hole 263 to achieve the fixation / separation of the steel bar b; the buckle plate 261 is preferably an inverted U-shape, or the surface is provided with a groove for accommodating the steel bar to pass through. The bolt 264 is rotated according to actual conditions to adjust the insertion depth of the bolt 264 and the second threaded hole 263, thereby changing the degree of compression on the steel bar b.
[0047] The advantages of the cutting device provided in this embodiment are: the steel bars can be temporarily fixed on the placement table to facilitate personnel operation, avoiding the safety hazards caused by manual support of the steel bars, and improving the cutting accuracy during operation. The multi-directional fixings can be suitable for more types of steel bar materials, such as irregular steel bar cages, etc.
[0048] Embodiment 3
[0049] The difference of this embodiment is that a structure capable of adjusting the cutting angle and height of the cutting member is added on the basis of the first embodiment or the second embodiment, as follows:
[0050] The bracket component 12 further includes a through hole 124 disposed on the operating rod 123 , an internally threaded outer cylinder 125 mounted on the through hole 124 , and an externally threaded inner rod 126 threadedly disposed in the internally threaded outer cylinder 125 and used for connecting the rotating shaft 131 .
[0051] In this embodiment, the saw blade 133 is arranged at the end of the rotating shaft 131 away from the driving motor, and the externally threaded inner rod 126 is connected to the rotating shaft 131 through a bearing. The externally threaded inner rod 126 is rotated to make the externally threaded inner rod 126 move up and down in the internally threaded outer cylinder 125, while changing the cutting angle of the saw blade 133; the length of the externally threaded inner rod 126 is preferably greater than the sum of the diameters of the internally threaded outer cylinder 125 and the operating rod 123, so that the upper end of the externally threaded inner rod 126 can be exposed through the through hole 124, and further, a handle can be set at the top of the externally threaded inner rod 126, which is convenient for the operator to adjust to the required angle in conjunction with the measuring ruler 24.
[0052] The advantage of the cutting device provided in this embodiment is that the saw blade in this embodiment can cut steel bars at multiple angles and is not limited to simple swinging. It is more suitable for steel bar materials of various shapes. There is no need to repeatedly move the material angle, but precise cutting can be performed by adjusting the saw blade angle.
[0053] The above is a detailed description of the implementation of the utility model in conjunction with the accompanying drawings, but the utility model is not limited to the above implementation. Various modifications can be made within the knowledge of ordinary technicians in the technical field without departing from the purpose of the utility model. These are all non-creative modifications and are protected by patent law as long as they are within the scope of the claims of the utility model.
Claims
1. A movable steel bar cutting device, characterized in that: The invention comprises a cutting unit (1) and a movable placement unit (2) arranged on one side of the cutting unit (1); the cutting unit (1) comprises a support frame (11), a support component (12) arranged on a side end of the support frame (11), and a cutting component (13) arranged on the support component (12); the movable placement unit (2) comprises a placement table (21) arranged on one side of the support frame (11) close to the cutting component (13) and used for placing steel bars (a), a slot (22) arranged on the placement table (21) and used for the cutting component (13) to pass through, and a movable support foot (23) arranged at the lower end of the placement table (21).
2. The movable steel bar cutting device according to claim 1, characterized in that: The mobile placement unit (2) further comprises a measuring ruler (24) arranged on the placement platform (21).
3. The movable steel bar cutting device according to claim 1, characterized in that: The movable placement unit (2) further comprises a baffle (25) arranged on the peripheral side of the placement table (21).
4. The movable steel bar cutting device according to claim 1, characterized in that: The movable placement unit (2) further comprises a fixing member (26) which is arranged on the placement platform (21) and is located on the peripheral side of the notch of the slot (22) and is used to fix the steel bar (a).
5. The movable steel bar cutting device according to claim 4, characterized in that: The fixing member (26) comprises a buckle plate (261) having one end hingedly connected to the placement platform (21), a first threaded hole (262) arranged at the buckle plate (261) away from the hinged end, a second threaded hole (263) arranged on the placement platform (21), and a bolt (264) penetrating through the first threaded hole (262) and connected to the second threaded hole (263).
6. The movable steel bar cutting device according to claim 1, characterized in that: The support component (12) comprises an articulated seat (121) arranged at a side end of the upper surface of the support frame (11), a connecting shaft (122) rotatably mounted in the articulated seat (121), and a joystick (123) arranged on the surface of the connecting shaft (122) and used to drive the cutting component (13) to rotate.
7. The movable steel bar cutting device according to claim 6, characterized in that: The cutting component (13) comprises a rotating shaft (131) connected to the operating rod (123), a driving motor (132) arranged at one end of the rotating shaft (131) and driving the rotating shaft (131) to rotate, and a saw blade (133) arranged on the rotating shaft (131).
8. The movable steel bar cutting device according to claim 7, characterized in that: The support component (12) further comprises a through hole (124) provided on the operating rod (123), an internally threaded outer cylinder (125) mounted on the through hole (124), and an externally threaded inner rod (126) threadedly provided in the internally threaded outer cylinder (125) and used for connecting to the rotating shaft (131).
9. The movable steel bar cutting device according to claim 7, characterized in that: The cutting component (13) further comprises a protective cover (134) located outside the saw blade (133), and a bearing (135) disposed on the protective cover (134) and connected to the rotating shaft (131).
10. The movable steel bar cutting device according to claim 1, characterized in that: The mobile placement unit (2) also includes a waste box (27) arranged at the lower end of the placement table (21) and located below the slot (22).