Steel bar cutting device for building construction

Abstract

The reinforcing steel bar cutting device for building construction comprises a cutting table, the top of a connecting frame is in threaded connection with a first screw rod, the top end of the first screw rod is fixedly connected with a rotary knob, the bottom end of the first screw rod is rotationally connected with a fixing block, and the inner wall of the front face of the cutting table is slidably connected with a connecting rod; a pull rod is fixedly connected to the front end of the connecting rod, connecting rods are fixedly connected to the front side and the rear side of the left side of the connecting rod correspondingly, the surfaces of the connecting rods are slidably connected to the inner wall of the cutting table, positioning blocks are fixedly connected to the front ends of the connecting rods, and positioning rods are fixedly connected to the front faces of the positioning blocks. The fixing block and the positioning block are used in a matched mode, the reinforcing steel bar is inserted into the connecting cylinder and fixed through the fixing block, the device can effectively reduce the shaking amplitude of the reinforcing steel bar, the cutting point of the reinforcing steel bar is easy to calibrate, and the effects that the reinforcing steel bar is convenient to calibrate, and the reinforcing steel bar cutting error is reduced are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of steel bar cutting, and in particular to a steel bar cutting device for building construction. Background Art

[0002] As an indispensable building material in today's society, steel bars are widely used. However, since steel bars are delivered in uniform lengths, they need to be cut during use. Traditional steel bars are generally fixed manually and cut with a cutting machine. During cutting, the position of the steel bars needs to be adjusted at any time to ensure a low error.

[0003] Patent document CN220112216U discloses a "rebar cutting device, relating to the field of cutting devices. The rebar cutting device comprises a cutting platform, a cutting mechanism is arranged on one side of the top of the cutting platform, the cutting mechanism comprises a cutting blade for cutting, a fixing mechanism for fixing the rebar is arranged on the other side of the top of the cutting platform, a bracket is installed on one side of the top of the cutting platform, a connecting plate is arranged at the bottom of the bracket, a connecting mechanism is arranged between the connecting plate and the cutting blade, the connecting mechanism comprises a threaded barrel and a threaded block for connection, and the threaded block is threadedly connected inside the threaded barrel. The rebar cutting device achieves the purpose of facilitating the individual replacement of worn blades and the function of facilitating fixing after replacement and use.";

[0004] When the above device is in use, the cutting blade can be disassembled and replaced individually through the cooperation between the provided threaded barrel and the threaded block, thereby avoiding the situation where the cutting blade causes an uneven cutting surface due to wear. Although this device is convenient for fixing and disassembling the cutting blade, it is difficult to position the steel bars when cutting this device, which can easily cause a large error in the cutting position of the steel bars, resulting in the scrapping of the steel bars. Therefore, it needs to be improved by the staff. Utility Model Content

[0005] The purpose of the utility model is to overcome the difficulty in positioning steel bars in the prior art and to provide a steel bar cutting device for construction;

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] include:

[0008] A cutting table, wherein both left and right sides of the top of the cutting table are fixedly connected with a connecting tube, the tail end of the connecting tube is fixedly connected with a connecting frame, the top of the connecting frame is threadedly connected with a first screw rod, the top end of the first screw rod is fixedly connected with a knob, and the bottom end of the first screw rod is rotatably connected with a fixed block;

[0009] The inner wall of the front side of the cutting table is slidably connected with a connecting rod, the front end of the connecting rod is fixedly connected with a pull rod, the front and rear sides of the left side of the connecting rod are fixedly connected with connecting rods, and the surface of the connecting rod is slidably connected to the inner wall of the cutting table, the front end of the connecting rod is fixedly connected with a positioning block, and the front side of the positioning block is fixedly connected with a positioning rod;

[0010] It includes a cutting device, wherein the tail of the top of the cutting table is fixedly connected to a support frame, the middle part of the support frame is rotatably connected to a support arm, the top of the support arm is fixedly connected to a fixed shell, the top of the support arm is fixedly connected to a handle, the left side of the fixed shell is fixedly connected to a protective shell, the inner wall of the protective shell is fixedly connected to a driving motor, a driving rod is installed at the output end of the driving motor, and the surface of the driving rod is rotatably connected to the inner wall of the fixed shell, and the surface of the driving rod is rotatably connected to the cutting wheel.

[0011] A connection box is fixedly connected to the left side of the support frame, a servo motor is fixedly connected to the inner wall of the connection box, a rotating rod is installed at the output end of the servo motor, and the front end of the rotating rod is fixedly connected to the left side of the support arm.

[0012] The top of the support arm is fixedly connected to a fixed shell, the top of the fixed shell is fixedly connected to a handle, the left side of the fixed shell is fixedly connected to a protective shell, the inner wall of the protective shell is fixedly connected to a driving motor, a driving rod is installed at the output end of the driving motor, and the surface of the driving rod is rotatably connected to the inner wall of the fixed shell, and the surface of the driving rod is rotatably connected to a cutting wheel.

[0013] The bottom of the fixing block is in an arc shape, thereby improving the fit between the fixing block and the steel bar, thereby improving the effect of fixing the steel bar.

[0014] The joint between the cutting table and the connecting tube is provided with an arc-shaped groove, so that the contact surface between the cutting table and the steel bar is larger, thereby facilitating the fixing of the steel bar.

[0015] The cutting table has a slot in the middle, and the positioning block is located in the middle of the slot. When the cutting wheel descends, it passes through the middle of the slot, so that the cutting wheel can contact the middle of the positioning block.

[0016] The technical solution provided by the utility model has the following technical effects:

[0017] 1. The utility model provides a steel bar cutting device for construction. By using a fixing block and a positioning block together, the steel bar is inserted into the connecting tube and fixed by the fixing block, so that the device can effectively reduce the amplitude of the steel bar shaking, and the cutting point of the steel bar is easy to calibrate, thereby achieving the effect of facilitating the calibration of the steel bar and reducing the steel bar cutting error.

[0018] 2. The utility model provides a steel bar cutting device for construction. Through the use of a servo motor, the servo motor can drive the support arm to rotate, so that the staff does not need to manually rotate the cutting device, but can focus on observing the cutting point of the steel bar, thereby achieving the effect of improving the steel bar cutting accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the specific implementation methods of the present utility or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the present utility. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a structural stereogram of the utility model;

[0021] Figure 2 This is a three-dimensional diagram of the fixed block structure of the utility model;

[0022] Figure 3 This is a three-dimensional diagram of the positioning block structure of the utility model;

[0023] Figure 4 This is a schematic diagram of the servo motor structure of the utility model;

[0024] Figure 5 This is a schematic diagram of the cutting wheel structure of the utility model.

[0025] In the figure: 1. cutting table; 2. connecting tube; 3. connecting frame; 4. first screw; 5. knob; 6. fixing block; 7. connecting rod; 8. pull rod; 9. connecting rod; 10. positioning block; 11. positioning rod; 12. supporting frame; 13. connecting box; 14. servo motor; 15. rotating rod; 16. supporting arm; 17. fixing shell; 18. handle; 19. protective shell; 20. driving motor; 21. driving rod; 22. cutting wheel. DETAILED DESCRIPTION

[0026] See also Figures 1 to 5 , a steel bar cutting device for building construction;

[0027] include:

[0028] A cutting table 1, with connecting tubes 2 fixedly connected to the left and right sides of the top of the cutting table 1, a connecting frame 3 fixedly connected to the tail end of the connecting tube 2, a first screw rod 4 threadedly connected to the top of the connecting frame 3, a knob 5 fixedly connected to the top of the first screw rod 4, and a fixed block 6 rotatably connected to the bottom end of the first screw rod 4;

[0029] When the steel bar cutting device for construction is used, the steel bar is inserted and pushed through the two sides of the connecting tube 2, so that the position where the steel bar needs to be cut is adjusted to the slot in the middle of the cutting table 1, and then the steel bar is calibrated, and then the knob 5 is turned, so that the knob 5 drives the first screw rod 4 at the bottom to rotate, and the fixing block 6 is restricted by the connecting frame 3 so that the fixing block 6 cannot rotate, so that the first screw rod 4 drives the fixing block 6 at the bottom to descend, and the fixing block 6 descends and contacts and fixes the steel bar;

[0030] The inner wall of the front side of the cutting table 1 is slidably connected with a connecting rod 7, the front end of the connecting rod 7 is fixedly connected with a pull rod 8, the front and rear sides of the left side of the connecting rod 7 are fixedly connected with connecting rods 9, and the surface of the connecting rod 9 is slidably connected to the inner wall of the cutting table 1, the front end of the connecting rod 9 is fixedly connected with a positioning block 10, and the front of the positioning block 10 is fixedly connected with a positioning rod 11;

[0031] When the steel bar cutting device for construction is used, the cutting point of the steel bar is adjusted to the slot in the middle of the cutting table 1, and then the pull rod 8 is pulled upward, so that the pull rod 8 drives the connecting rod 7 at the tail to rise, the connecting rod 7 drives the connecting rod 9 on the left to rise, and the connecting rod 9 drives the positioning block 10 at the front to rise, so that the positioning block 10 is close to the steel bar, and the positioning rod 11 is close to the steel bar. At this time, the position of the steel bar can be adjusted so that the cutting point of the steel bar is in contact with the positioning rod 11, so that cutting can be performed;

[0032] The invention comprises a cutting device, wherein the tail of the top of the cutting table 1 is fixedly connected with a support frame 12, the middle part of the support frame 12 is rotatably connected with a support arm 16, the top of the support arm 16 is fixedly connected with a fixed shell 17, the top of the fixed shell 17 is fixedly connected with a handle 18, the left side of the fixed shell 17 is fixedly connected with a protective shell 19, the inner wall of the protective shell 19 is fixedly connected with a driving motor 20, the output end of the driving motor 20 is installed with a driving rod 21, and the surface of the driving rod 21 is rotatably connected to the inner wall of the fixed shell 17, and the surface of the driving rod 21 is rotatably connected with a cutting wheel 22;

[0033] When the steel bar cutting device for construction is used, the driving motor 20 is powered on, so that the output end of the driving motor 20 drives the driving rod 21 to rotate, and the driving rod 21 drives the cutting wheel 22 on the surface to rotate, and then the support arm 16 rotates, so that the support arm 16 drives the fixed shell 17 at the bottom to rotate and lift, and the fixed shell 17 drives the driving rod 21 on the inner wall to rotate and lift, and the driving rod 21 drives the cutting wheel 22 on the surface to rotate and lift, so that the cutting wheel 22 can cut the steel bars at different depths.

[0034] A connection box 13 is fixedly connected to the left side of the support frame 12, a servo motor 14 is fixedly connected to the inner wall of the connection box 13, a rotating rod 15 is installed at the output end of the servo motor 14, and the front end of the rotating rod 15 is fixedly connected to the left side of the support arm 16;

[0035] When the steel bar cutting device for construction is used, the servo motor 14 is powered on, so that the servo motor 14 drives the rotating rod 15 at the output end to rotate, and the rotating rod 15 drives the supporting arm 16 at the front end to rotate, so that the supporting arm 16 drives the cutting wheel 22 to rotate and rise and fall.

[0036] The working principle is as follows: the steel bar is inserted into the connecting tube 2, and the cutting point of the steel bar is located in the slot on the top of the cutting table 1. Then the pull rod 8 is pulled upward to make the positioning block 10 rise close to the steel bar. At this time, the positioning rod 11 is close to the steel bar. Then the position of the steel bar is adjusted to make the cutting point of the steel bar fit with the positioning rod 11. The position of the steel bar to be cut is marked by judging the position of the positioning rod 11. Then the knob 5 is turned to make the fixing block 6 descend and stick to the surface of the steel bar, thereby fixing the steel bar. Then the servo motor 14 is powered on, so that the rotating rod 15 drives the support arm 16 to rotate and lift up and down, so that the cutting wheel 22 is lifted and rotated. The drive motor 20 is powered on to make the cutting wheel 22 rotate. Then the handle 18 is held and slowly pushed downward to make the cutting wheel 22 push to contact the steel bar and cut it, so that the cutting point of the steel bar can be cut more accurately.

Claims

1. A steel bar cutting device for construction, comprising a cutting table (1), characterized in that: The left and right sides of the top of the cutting table (1) are fixedly connected with a connecting tube (2), the tail end of the connecting tube (2) is fixedly connected with a connecting frame (3), the top of the connecting frame (3) is threadedly connected with a first screw rod (4), the top end of the first screw rod (4) is fixedly connected with a knob (5), and the bottom end of the first screw rod (4) is rotatably connected with a fixing block (6); The inner wall of the front side of the cutting table (1) is slidably connected to a connecting rod (7), the front end of the connecting rod (7) is fixedly connected to a pull rod (8), the front and rear sides of the left side of the connecting rod (7) are fixedly connected to connecting rods (9), and the surface of the connecting rod (9) is slidably connected to the inner wall of the cutting table (1), the front end of the connecting rod (9) is fixedly connected to a positioning block (10), and the front side of the positioning block (10) is fixedly connected to a positioning rod (11); The invention comprises a cutting device, wherein the tail of the top of the cutting table (1) is fixedly connected to a support frame (12), the middle part of the support frame (12) is rotatably connected to a support arm (16), the top of the support arm (16) is fixedly connected to a fixed shell (17), the top of the support arm (16) is fixedly connected to a fixed shell (17), the top of the fixed shell (17) is fixedly connected to a handle (18), the left side of the fixed shell (17) is fixedly connected to a protective shell (19), the inner wall of the protective shell (19) is fixedly connected to a driving motor (20), the output end of the driving motor (20) is equipped with a driving rod (21), and the surface of the driving rod (21) is rotatably connected to the inner wall of the fixed shell (17), and the surface of the driving rod (21) is rotatably connected to a cutting wheel (22).

2. A steel bar cutting device for construction according to claim 1, characterized in that: A connection box (13) is fixedly connected to the left side of the support frame (12), a servo motor (14) is fixedly connected to the inner wall of the connection box (13), a rotating rod (15) is installed at the output end of the servo motor (14), and the front end of the rotating rod (15) is fixedly connected to the left side of the support arm (16).

3. A steel bar cutting device for construction according to claim 1, characterized in that: The bottom of the fixing block (6) is in an arc shape.

4. A steel bar cutting device for construction according to claim 1, characterized in that: A circular arc groove is provided at the joint between the cutting table (1) and the connecting tube (2).

5. A steel bar cutting device for construction according to claim 1, characterized in that: The cutting table (1) is provided with a slot in the middle, and the positioning block (10) is located in the middle of the slot. When the cutting wheel (22) descends, it passes through the middle of the slot, so that the cutting wheel (22) can contact the middle of the positioning block (10).

Images