Steel bar cutting device

Abstract

The utility model provides a steel bar cutting device, and belongs to the technical field of steel bar cutting. The steel bar cutting device comprises a main body and a fixing mechanism, the main body comprises a conveying table and a mounting frame, a cutter groove is formed in the mounting frame, a cutter is embedded in the cutter groove, the fixing mechanism comprises a transverse plate and a fixing seat, two pairs of sliding strips are slidably connected into the transverse plate, and a sliding frame is mounted at the top end of each pair of sliding strips; screw rods are rotatably connected to the interiors of the sliding frames, clamping plates are connected to the exteriors of the screw rods in a threaded mode, sliding rods are installed in the sliding frames, the sliding rods are slidably connected with the clamping plates, a mounting frame is installed at the bottom end of the transverse plate, racks are slidably connected to the inner walls of the two sides of the mounting frame, and the top ends of the racks are fixedly connected with the bottom end of one sliding strip; according to the steel bar cutting-off device, the practicability of the steel bar cutting-off device can be effectively improved, and the steel bar cutting-off device has high practical value.

Description

Technical Field

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

[0002] Rebar refers to steel used for reinforced concrete and prestressed reinforced concrete. Its cross section is round, sometimes square with rounded corners, including plain round steel bars, ribbed steel bars, and twisted steel bars. Rebar processing generally goes through four processes: rust removal, straightening, cutting, and forming.

[0003] Based on the above, the inventors have found the following problems: when the existing steel bar cutting device is cutting longer steel bars, the cutting point of the steel bars is located inside the cutting machine, and the two ends of the steel bars will extend to the outside of the cutting machine. At this time, it is necessary to manually support the steel bars by hand to extend them to the outside of the cutting machine so that the cutting machine can cut the steel bars conveniently. However, the manual support during the cutting of the steel bars can easily cause injuries to the workers' hands.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a steel bar cutting device is provided to achieve a purpose with greater practical value. Summary of the invention

[0005] In order to solve the above technical problems, the embodiment of the utility model provides a steel bar cutting device, which is specifically implemented by the following technical solutions:

[0006] The top end of the fixing plate is provided with a toothed plate, and the bottom end of the fixing plate is provided with a toothed plate, and the toothed plate is connected with the toothed plate by a toothed plate.

[0007] Furthermore, a worm wheel is sleeved on the outside of the rotating shaft near the bottom end of the gear, and a worm is rotatably connected inside the fixing seat, and the worm and the worm wheel are meshed with each other.

[0008] The beneficial effect of adopting the above further solution is that, through the cooperation between the worm wheel and the worm, when the worm rotates, it is easy to drive the worm wheel to rotate, thereby realizing the rotation of the rotating shaft.

[0009] Furthermore, a second motor is installed on the outer side of the fixing seat, and an output end of the second motor is transmission-connected to the worm through a bearing.

[0010] The beneficial effect of adopting the above further solution is that by providing the second motor, when it is working, it is easy to drive the worm to rotate.

[0011] Furthermore, a motor is installed at the top of each slide, and the output end of each motor is transmission-connected to a screw rod via a bearing.

[0012] The beneficial effect of adopting the above further solution is that by providing a motor, when the motor is working, it is easy to drive the screw to rotate.

[0013] Furthermore, a protective cover is installed on the top of the horizontal plate, and the top of the horizontal plate is fixedly connected to the bottom of the mounting frame. A hydraulic cylinder is installed on the top of the mounting frame, and the output end of the hydraulic cylinder extends to the interior of the mounting frame and is fixedly connected to the top of the cutter.

[0014] The beneficial effect of adopting the above further solution is that by providing a hydraulic cylinder, when it is working, it is convenient to push the cutting knife close to the knife groove, thereby achieving cutting of the steel bar.

[0015] Furthermore, a pair of fixed frames are installed at the top of the conveying platform, and a group of U-shaped frames are installed inside each of the fixed frames. The first conveying roller and the second conveying roller are rotatably connected inside each of the U-shaped frames.

[0016] The beneficial effect of adopting the above further solution is that the transportation of the steel bars is achieved by providing the first conveying roller and the second conveying roller.

[0017] Furthermore, a first motor is installed on the outer side of one of the U-shaped frames, and an output end of the first motor is transmission-connected to one of the second conveying rollers.

[0018] The beneficial effect of adopting the above further solution is that by providing the first motor, when the first motor is working, the second conveying roller can be easily rotated.

[0019] Furthermore, one end of a pair of the second conveying rollers both extend to the outside of the U-shaped frame and are both sleeved with pulleys, and a belt is wound between the pair of pulleys.

[0020] The beneficial effect of adopting the above further solution is that, through the coordinated use of the pulley and the belt, when one of the second conveying rollers rotates, the other second conveying roller can be easily rotated under the transmission action of the pulley and the belt.

[0021] Furthermore, a hydraulic rod is installed at the top of each of the fixing frames, one end of each of the hydraulic rods extends into the interior of the fixing frame and is fixedly connected to the top of one of the U-shaped frames.

[0022] The beneficial effect of adopting the above further scheme is that by setting up a hydraulic rod, when it works, it is easy to drive the U-shaped frame and the first conveying roller installed at its output end to move downward, thereby facilitating the subsequent positioning and conveying of the steel bars on the second conveying roller.

[0023] The beneficial effect of the utility model is as follows: the utility model obtains a steel bar cutting device through the above-mentioned design. The steel bar cutting device, by setting a conveying platform, is convenient for conveying the steel bars until they are conveyed to the upper end of the knife groove and extend to the outside of the knife groove. Then, by setting a second motor, when it works, it is convenient for the worm to rotate and drive the worm wheel to rotate, thereby realizing the rotation of the rotating shaft and the gear. Since the outer sides of the gears are respectively meshed with a pair of racks, and the racks are fixed to one of the slide bars, and the slide bar is fixed to the slide, a pair of slides can be moved in opposite directions, respectively approaching the mounting frame and the knife groove. Then, by setting a motor, when it works, it is convenient for the screw to rotate, thereby realizing that the clamping plate with its external thread connection can squeeze and fix the steel bars extending from both sides of the knife groove under the sliding action of the slide bar, avoiding the need for manual support when cutting the steel bars, thereby improving the protection of workers. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0025] Figure 1 A three-dimensional structure diagram of a steel bar cutting device provided by the utility model Figure 1 ;

[0026] Figure 2 A three-dimensional structural schematic diagram of a fixing frame of a steel bar cutting device provided by the utility model;

[0027] Figure 3 A schematic diagram of the three-dimensional structure of a mounting frame of a steel bar cutting device provided by the utility model;

[0028] Figure 4 Schematic diagram of the exploded three-dimensional structure of a horizontal plate of a steel bar cutting device provided by the utility model Figure 1 ;

[0029] Figure 5 Schematic diagram of the exploded three-dimensional structure of a horizontal plate of a steel bar cutting device provided by the utility model Figure 2 .

[0030] In the figure: 100, main body; 1001, conveying platform; 1002, fixed frame; 1003, U-shaped frame; 1004, first conveying roller; 1005, second conveying roller; 1006, first motor; 1007, pulley; 1008, belt; 1009, hydraulic rod; 1010, protective cover; 1011, mounting frame; 1012, knife groove; 1013, hydraulic cylinder; 1014, Cutter; 200, fixing mechanism; 2001, horizontal plate; 2002, slide bar; 2003, slide rack; 2004, motor; 2005, screw rod; 2006, slide bar; 2007, clamping plate; 2008, mounting frame; 2009, rack; 2010, fixing seat; 2011, worm; 2012, second motor; 2013, rotating shaft; 2014, worm wheel; 2015, gear. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention. Example

[0033] The utility model provides the following technical solutions: Figure 1-Figure 5As shown, a steel bar cutting device includes a main body 100 and a fixing mechanism 200, the main body 100 includes a conveying platform 1001 and a mounting frame 1011, a knife groove 1012 is installed inside the mounting frame 1011, a cutting knife 1014 is embedded inside the knife groove 1012, and the fixing mechanism 200 includes a horizontal plate 2001 and a fixing seat 2010, the horizontal plate 2001 is fixedly arranged on the outer side of the conveying platform 1001, and two pairs of slide bars 2002 are slidably connected inside the horizontal plate 2001, and the top of each pair of slide bars 2002 is A slide 2003 is installed, the interior of the slide 2003 is rotatably connected with a screw rod 2005, the exterior of the screw rod 2005 is threadedly connected with a clamping plate 2007, the interior of the slide 2003 is installed with a slide bar 2006, the slide bar 2006 is slidably connected to the clamping plate 2007, the bottom end of the cross plate 2001 is installed with a mounting frame 2008, the inner walls of both sides of the mounting frame 2008 are slidably connected with a rack 2009, the top of the rack 2009 is fixedly connected to the bottom end of one of the slide bars 2002, and the fixing seat 2 010 is arranged at the inner bottom end of the conveying platform 1001, and the inner bottom end of the fixed seat 2010 is rotatably connected with a rotating shaft 2013, and the outer sleeve of the rotating shaft 2013 is provided with a gear 2015, and the gear 2015 and the rack 2009 are meshed with each other. By setting the knife groove 1012 and the cutting knife 1014, it is convenient to cut the steel bar. By setting the rotating shaft 2013, when the rotating shaft 2013 rotates, it is convenient for the gear 2015 to rotate, so that the racks 2009 on both sides of the gear 2015 move toward each other. 2009 is connected to one of the slide bars 2002, and the slide bar 2002 is connected to the slide 2003, thereby realizing the opposite movement of a pair of slides 2003, so that a pair of slides 2003 are close to both sides of the knife groove 1012. By setting a screw rod 2005 and a slide rod 2006, since the screw rod 2005 is threadedly connected to the splint 2007, the slide rod 2006 is slidingly connected to the splint 2007. When the screw rod 2005 rotates, the splint 2007 moves linearly to press the steel bars extending from both sides of the knife groove 1012. Example

[0034] Reference Figure 1-Figure 5As shown, a worm wheel 2014 is sleeved on the outside of the rotating shaft 2013 near the bottom end of the gear 2015, a worm 2011 is rotatably connected to the inside of the fixed seat 2010, and the worm 2011 and the worm wheel 2014 are meshed with each other. A second motor 2012 is installed on the outside of the fixed seat 2010, and the output end of the second motor 2012 is connected to the worm 2011 through a bearing. The top of the slide 2003 is installed with a motor 2004, and the output end of the motor 2004 is connected to the screw 2005 through a bearing. A protective cover 1010 is installed on the top of the cross plate 2001, and the top of the cross plate 2001 is connected to the screw 2005. The bottom end of the mounting frame 1011 is fixedly connected, and a hydraulic cylinder 1013 is installed on the top end of the mounting frame 1011. The output end of the hydraulic cylinder 1013 extends to the inside of the mounting frame 1011 and is fixedly connected to the top end of the cutter 1014. By setting a second motor 2012, when it works, the worm 2011 rotates to drive the worm wheel 2014 to rotate, thereby realizing the rotation of the rotating shaft 2013. By setting a motor 2004, when it works, it is convenient to drive the screw 2005 to rotate. By setting a hydraulic cylinder 1013, when it works, it is convenient to push the cutter 1014 close to the knife groove 1012, thereby realizing the cutting of the steel bars. Example

[0035] Reference Figure 1-Figure 5 As shown, a pair of fixed frames 1002 are installed at the top of the conveying platform 1001, and a group of U-shaped frames 1003 are installed inside the fixed frames 1002. The inside of a group of U-shaped frames 1003 is rotatably connected with a first conveying roller 1004 and a second conveying roller 1005, respectively. A first motor 1006 is installed on the outside of a U-shaped frame 1003, and the output end of the first motor 1006 is connected to one of the second conveying rollers 1005. One end of the pair of second conveying rollers 1005 extends to the outside of the U-shaped frame 1003 and is sleeved with a pulley 1007. A belt 1008 is wound between the pair of pulleys 1007. A hydraulic rod 100 is installed on the top of the fixed frame 1002. 9. One end of the hydraulic rod 1009 extends to the inside of the fixed frame 1002 and is fixedly connected to the top of one of the U-shaped frames 1003. By setting the first motor 1006, when it works, it is convenient for the second conveying roller 1005 to rotate. By setting the pulley 1007 and the belt 1008, when one of the second conveying rollers 1005 rotates, the other second conveying roller 1005 will rotate under the transmission action of the pulley 1007 and the belt 1008. By setting the hydraulic rod 1009, when it works, it is convenient to drive the U-shaped frame 1003 and the first conveying roller 1004 installed at its output end to move downward, so as to facilitate the subsequent conveying of the steel bars on the second conveying roller 1005.

[0036] Specifically, the working principle of the steel bar cutting device is as follows: when in use, first place a part of the steel bar to be cut on the second conveyor roller 1005, and by starting the first motor 1006, the second conveyor roller 1005 is rotated, and the other second conveyor roller 1005 is rotated under the transmission action of the pulley 1007 and the belt 1008, and by starting the hydraulic rod 1009, the U-shaped frame 1003 and the first conveyor roller 1004 installed at the output end thereof are moved downward, so as to facilitate the subsequent conveying of the steel bars on the second conveyor roller 1005. When the steel bars are conveyed to the upper end of the knife groove 1012 and extend to the outside of the knife groove 1012, by starting the second motor 2012, the worm 2011 is rotated to drive the worm wheel 2014 to rotate, so that the rotating shaft 2013 is rotated. When the gear 2015 is turned, the gear 2015 is easy to rotate, so that the racks 2009 on both sides of the gear 2015 move towards each other. Since the rack 2009 is connected to one of the slide bars 2002, and the slide bar 2002 is connected to the slide 2003, the pair of slides 2003 can move towards each other, so that the pair of slides 2003 are close to the two sides of the knife groove 1012. Then, by starting the motor 2004, the screw 2005 is rotated, so that the clamping plate 2007 with its external thread connection can press the steel bars extending from both sides of the knife groove 1012 under the sliding action of the slide bar 2006, so as to avoid the need for manual support when cutting the steel bars. By starting the hydraulic cylinder 1013, the cutting knife 1014 is pushed close to the knife groove 1012, so as to achieve the cutting of the steel bars.

[0037] It should be noted that, for a steel bar cutting device, the specific models and specifications of the first motor 1006, the hydraulic rod 1009, the hydraulic cylinder 1013, the motor 2004 and the second motor 2012 need to be selected and determined according to the actual specifications of the device, etc. The specific selection calculation method adopts the existing technology in the field, so it will not be described in detail.

[0038] A steel bar cutting device, the power supply and principle of the first motor 1006, the hydraulic rod 1009, the hydraulic cylinder 1013, the motor 2004 and the second motor 2012 are clear to those skilled in the art and will not be described in detail here.

[0039] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A steel bar cutting device, characterized in that: The invention comprises a main body (100) and a fixing mechanism (200), wherein the main body (100) comprises a conveying platform (1001) and a mounting frame (1011), wherein a knife groove (1012) is installed inside the mounting frame (1011), and a cutting knife (1014) is embedded inside the knife groove (1012), and wherein the fixing mechanism (200) comprises a transverse plate (2001) and a fixing seat (2010), wherein the transverse plate (2001) is fixedly arranged on the outside of the conveying platform (1001), and wherein two pairs of sliding bars (2002) are slidably connected inside the transverse plate (2001), wherein a sliding frame (2003) is installed at the top end of each pair of the sliding bars (2002), wherein the inside of the sliding frame (2003) is rotatably connected to a screw rod (2005), and the outside of the screw rod (2005) is threadedly connected to the screw rod (2005). A clamping plate (2007) is provided, and a sliding rod (2006) is installed inside the slide (2003), and the sliding rod (2006) is slidably connected to the clamping plate (2007). A mounting frame (2008) is installed at the bottom end of the cross plate (2001), and the inner walls on both sides of the mounting frame (2008) are slidably connected to racks (2009), and the top of the rack (2009) is fixedly connected to the bottom end of one of the sliding bars (2002). The fixed seat (2010) is arranged at the inner bottom end of the conveying platform (1001), and the inner bottom end of the fixed seat (2010) is rotatably connected to a rotating shaft (2013), and the outer sleeve of the rotating shaft (2013) is provided with a gear (215), and the gear (2015) and the rack (2009) are meshed with each other.

2. A steel bar cutting device according to claim 1, characterized in that: A worm wheel (214) is sleeved on the outside of the rotating shaft (2013) near the bottom end of the gear (2015), and a worm (2011) is rotatably connected inside the fixing seat (2010), and the worm (2011) and the worm wheel (2014) are meshed with each other.

3. A steel bar cutting device according to claim 2, characterized in that: A second motor (2012) is installed on the outer side of the fixing seat (2010), and an output end of the second motor (2012) is transmission-connected to the worm (2011) via a bearing.

4. A steel bar cutting device according to claim 3, characterized in that: A motor (2004) is installed at the top of each of the slides (2003), and an output end of each of the motors (2004) is transmission-connected to a screw rod (2005) via a bearing.

5. A steel bar cutting device according to claim 1, characterized in that: A protective cover (1010) is installed at the top of the transverse plate (2001), and the top of the transverse plate (2001) is fixedly connected to the bottom of a mounting frame (1011). A hydraulic cylinder (1013) is installed at the top of the mounting frame (1011), and the output end of the hydraulic cylinder (1013) extends to the interior of the mounting frame (1011) and is fixedly connected to the top of a cutter (1014).

6. A steel bar cutting device according to claim 5, characterized in that: A pair of fixed frames (1002) are installed at the top of the conveying platform (1001), and a group of U-shaped frames (1003) are installed inside each of the fixed frames (1002). A first conveying roller (1004) and a second conveying roller (1005) are rotatably connected inside each of the U-shaped frames (1003).

7. A steel bar cutting device according to claim 6, characterized in that: A first motor (1006) is installed on the outer side of one of the U-shaped frames (1003), and an output end of the first motor (1006) is drivingly connected to one of the second conveying rollers (1005).

8. A steel bar cutting device according to claim 7, characterized in that: One end of a pair of the second conveying rollers (1005) both extend to the outside of the U-shaped frame (1003), and both are sleeved with a belt pulley (1007), and a belt (1008) is wound between the pair of belt pulleys (1007).

9. A steel bar cutting device according to claim 8, characterized in that: A hydraulic rod (1009) is installed at the top of each of the fixed frames (1002), and one end of each of the hydraulic rods (1009) extends into the interior of the fixed frame (1002) and is fixedly connected to the top of one of the U-shaped frames (1003).

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