Straightening device for prestressed steel bar production line

Abstract

The utility model provides a straightening device for a prestressed steel bar production line, and belongs to the technical field of steel bar straightening. The straightening device for the prestressed steel bar production line comprises a main body, a straightening mechanism and an adjusting mechanism, the straightening mechanism comprises a plurality of first straightening frames and a pair of second straightening frames, and first vertical plates and second vertical plates are slidably inserted into the first straightening frames and the second straightening frames correspondingly; the top end of the first vertical plate and the top end of the second vertical plate are both fixedly connected with the bottom end of the sliding plate, a first straightening wheel is rotationally connected between the first vertical plate and the first straightening frame, and a second straightening wheel is rotationally connected between the second vertical plate and the second straightening frame; the inner walls of the fixing frames are slidably connected with sliding frames through sliding strips, the bottom ends of the sliding frames are fixedly connected with the top ends of the second straightening frames, steel bars with different diameters can be effectively straightened, the straightening wheels are detached and replaced, and the steel bar straightening device has high practical value.

Description

Technical Field

[0001] The utility model relates to the technical field of steel bar straightening, in particular to a straightening device for a prestressed steel bar production line. Background Art

[0002] Prestressed steel bar is a special device that is processed, prestressed and anchored inside concrete. Usually, the tension generated by tensioning the prestressed steel bar creates pressure inside the concrete, thereby enhancing the strength and stability of the concrete structure. When producing steel bars, they need to be straightened.

[0003] Based on the above, the inventors found the following problems: the existing steel bar straightening device is not convenient for adjusting the straightening range according to the diameter of the steel bar, and is not convenient for disassembling and replacing damaged straightening wheels, thereby reducing the practicality of the steel bar straightening device.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a prestressed steel bar production line straightening device is provided, in order to achieve a more practical purpose. Utility Model Content

[0005] In order to solve the above technical problems, the embodiment of the utility model provides a straightening device for a prestressed steel bar production line, which is specifically implemented through the following technical solutions:

[0006] The straightening device of a prestressed steel bar production line comprises a main body, a straightening mechanism and an adjusting mechanism, the straightening mechanism comprises a plurality of first straightening frames and a pair of second straightening frames, a pair of sliding bars are installed inside the first straightening frames and the second straightening frames, a slide plate is slidably connected between the pair of sliding bars, a first vertical plate and a second vertical plate are slidably inserted inside the first straightening frames and the second straightening frames, respectively, the top ends of the first vertical plate and the second vertical plate are fixedly connected to the bottom ends of the slide plates, a first straightening wheel is rotatably connected between the first vertical plate and the first straightening frame, and a second straightening wheel is rotatably connected between the second vertical plate and the second straightening frame, the adjusting mechanism comprises a mounting frame, a pair of fixed frames are installed on the front side of the mounting frame, the inner walls of the fixed frames are slidably connected to the slides through sliding bars, and the bottom ends of the slides are fixedly connected to the top ends of the second straightening frames, the main body comprises a base, a placing table is installed on the top end of the base, and the inner top end of the placing table is fixedly connected to the bottom end of the second straightening frame.

[0007] Furthermore, the interior of the fixing frame is rotatably connected with a screw rod, the screw rod passes through the slide frame and is threadedly connected to the slide frame, the upper ends of the screw rods extend to the interior of the mounting frame and are sleeved with driven bevel gears.

[0008] The beneficial effect of adopting the above further solution is that by providing a screw rod and threading the screw rod with the slide, when the screw rod rotates, the slide rod threadedly connected thereto can achieve linear movement under the sliding action with the fixed frame.

[0009] Furthermore, the mounting frame is internally rotatably connected to a transmission shaft, the transmission shaft is externally sleeved with a worm gear, the mounting frame is internally rotatably connected to a worm, and the worm gear and the worm gear are meshed with each other.

[0010] The beneficial effect of adopting the above further solution is that, through the mutual meshing of the worm and the worm wheel, when the worm rotates, it is easy to drive the worm wheel to rotate, thereby realizing the rotation of the transmission shaft.

[0011] Furthermore, a second motor is installed outside the mounting frame, and an output end of the second motor is connected to a worm gear transmission. Both ends of the transmission shaft are externally sleeved with active bevel gears, and the active bevel gears are meshed with the driven bevel gears.

[0012] The beneficial effect of adopting the above further solution is that by setting up the second motor, when it is working, it is easy for the worm to rotate, and through the engagement of the active bevel gear and the driven bevel gear, when the transmission shaft rotates to drive the active bevel gear to rotate, the driven bevel gear will rotate.

[0013] Furthermore, a spring is fixedly connected to one side of the inner wall of the first straightening frame and the second straightening frame, one end of the spring is fixedly connected to the slide plate, and the spring is sleeved on the outside of the slide rod.

[0014] The beneficial effect of adopting the above further solution is that by setting the spring sleeve outside the slide rod and fixing one end of the spring to the slide plate, the slide plate is respectively fixed to the first vertical plate and the second vertical plate, so that the first vertical plate and the second vertical plate can be easily reset after moving.

[0015] Furthermore, a group of bolts are installed on the outer sides of the first straightening frame and the second straightening frame, the three groups of bolts and the two groups of bolts pass through the first vertical plate and the second vertical plate respectively, and the outer sides of the bolts are threadedly connected with locking rings, and the locking rings are respectively against the first vertical plate and the second vertical plate.

[0016] The beneficial effect of adopting the above further solution is that the positions of the first vertical plate and the second vertical plate can be locked and fixed by using the locking ring in combination with the bolts.

[0017] Furthermore, connecting rods are installed on the back of several of the first straightening wheels, and cross plates are installed on the back of several of the first straightening frames. Several connecting sleeves are rotatably connected inside the cross plates, one end of the connecting sleeves passes through the cross plates, and the inner walls of the connecting sleeves are against the outside of the connecting rods.

[0018] The beneficial effect of adopting the above further solution is that, through the coordinated use of the connecting rod and the connecting sleeve, when the connecting sleeve rotates, it is easy to drive the connecting rod to rotate, and at the same time does not affect the subsequent separation of the connecting sleeve and the connecting rod.

[0019] Furthermore, the outside of the connecting sleeves are all provided with synchronous wheels, and several of the synchronous wheels are connected through synchronous belt transmission. The outside of the cross plate is installed with a first motor, and the first motor is connected to one of the connecting sleeves through transmission.

[0020] The beneficial effect of adopting the above further solution is that by providing the first motor, when it is working, it is easy to drive one of the connecting sleeves to rotate, so that the multiple connecting sleeves can be rotated under the transmission action of the synchronous wheel and the synchronous belt.

[0021] Furthermore, supports are installed on both sides of the outside of the placement table, and a steel rod is inserted into the inside of the placement table, and the inner wall of the support is in contact with the outside of the steel rod.

[0022] The beneficial effect of adopting the above further solution is that, by installing the support, when the length of the steel rod is greater than the placement table, it is convenient to support the excess part of the steel rod.

[0023] The beneficial effects of the utility model are as follows: the prestressed steel bar production line straightening device obtained by the utility model through the above design, the prestressed steel bar production line straightening device, by setting the second motor, when it is working, is convenient for the worm to rotate, and then the worm wheel rotation drives the transmission shaft to rotate, so that the active bevel gears at both ends of the transmission shaft rotate and drive the driven bevel gears to rotate, so as to realize the rotation of the screw, and it is convenient for the slide frame connected with the screw thread to move under the sliding action with the fixed frame, because the slide frame is connected to the second straightening frame, thereby ensuring the adjustment identity of a pair of second straightening frames and the second straightening wheel, avoiding adjustment The heights of the sections are inconsistent. By setting a locking ring, when the locking ring is removed from the bolt, it is convenient to move the first vertical plate and the second vertical plate, and the slide installed at the bottom will squeeze the spring while moving on the slide rod, so that the first vertical plate and the second vertical plate move, and then the first straightening wheel and the second straightening wheel are taken out and replaced. By setting a first motor, when it works, it is convenient for one of the connecting sleeves to rotate, and then several connecting sleeves are rotated under the drive of the synchronous wheel and the synchronous belt, and drive the connecting rod to rotate, so that the first straightening wheel rotates and under the cooperation of the second straightening wheel, the steel rod is straightened and conveyed. 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 Schematic diagram of the three-dimensional structure of the straightening device for the prestressed steel bar production line provided by the utility model Figure 1 ;

[0026] Figure 2 A three-dimensional structural diagram of the adjustment mechanism of the straightening device of the prestressed steel bar production line provided by the utility model;

[0027] Figure 3 It is an exploded three-dimensional structural diagram of the horizontal plate of the straightening device of the prestressed steel bar production line provided by the utility model;

[0028] Figure 4 A side cross-sectional schematic diagram of a straightening mechanism of a straightening device for a prestressed steel bar production line provided by the utility model;

[0029] Figure 5 The utility model provides a prestressed steel bar production line straightening device Figure 3 A magnified schematic diagram of the structure in the middle.

[0030] In the figure: 100, main body; 1001, base; 1002, placing table; 1003, support; 200, straightening mechanism; 2001, first straightening frame; 2002, first vertical plate; 2003, first straightening wheel; 2004, connecting rod; 2005, horizontal plate; 2006, connecting sleeve; 2007, synchronous wheel; 2008, first motor; 2009, second straightening frame; 2010, second vertical plate; 2011 , second straightening wheel; 2012, slide bar; 2013, slide plate; 2014, spring; 2015, bolt; 2016, locking ring; 300, adjustment mechanism; 3001, mounting frame; 3002, worm; 3003, transmission shaft; 3004, worm wheel; 3005, active bevel gear; 3006, second motor; 3007, fixed frame; 3008, screw; 3009, driven bevel gear; 3010, slide. 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.

[0033] Embodiment 1 of the straightening device for prestressed steel bar production line of the utility model

[0034] The utility model provides the following technical solutions: Figure 1-Figure 5As shown, the straightening device of the prestressed steel bar production line includes a main body 100, a straightening mechanism 200 and an adjusting mechanism 300. The straightening mechanism 200 includes a plurality of first straightening frames 2001 and a pair of second straightening frames 2009. A pair of sliding rods 2012 are installed inside the first straightening frames 2001 and the second straightening frames 2009. A slide plate 2013 is slidably connected between the pair of sliding rods 2012. A first vertical plate 2002 and a second vertical plate 2010 are slidably inserted inside the first straightening frames 2001 and the second straightening frames 2009, respectively. The top ends of the first vertical plate 2002 and the second vertical plate 2010 are fixedly connected to the bottom end of the slide plate 2013. A first straightening wheel 2003 is rotatably connected between the first vertical plate 2002 and the first straightening frame 2001. A second straightening wheel 2011 is rotatably connected between the second vertical plate 2010 and the second straightening frame 2009. The adjusting mechanism 300 includes a plurality of first straightening frames 2001 and a pair of second straightening frames 2009. The mounting frame 3001 includes a pair of fixed frames 3007 installed on the front side of the mounting frame 3001, the inner walls of the fixed frames 3007 are slidably connected with slides 3010 through sliding bars, the bottom ends of the slides 3010 are fixedly connected to the top ends of the second straightening frames 2009, the main body 100 includes a base 1001, a placement table 1002 is installed on the top end of the base 1001, the inner top end of the placement table 1002 is fixedly connected to the bottom end of the second straightening frame 2009, the first vertical plate 2002 and the second vertical plate 2010 slide inside the first straightening frame 2001 and the second straightening frame 2009, so that the first straightening wheel 2003 and the second straightening wheel 2011 that need to be replaced can be taken out, and the slide 3010 is slidably connected to the fixed frame 3007, so that the height adjustment of the slide 3010 can be realized, and then the height adjustment of the second straightening frame 2009 and the second straightening wheel 2011 can be realized.

[0035] Embodiment 2 of the straightening device for prestressed steel bar production line of the utility model

[0036] Reference Figure 1-Figure 5As shown, the interior of the fixed frame 3007 is rotatably connected with a screw rod 3008, the screw rod 3008 passes through the slide 3010, and is threadedly connected to the slide 3010, the upper end of the screw rod 3008 extends to the interior of the mounting frame 3001, and is sleeved with a driven bevel gear 3009, the interior of the mounting frame 3001 is rotatably connected with a transmission shaft 3003, the exterior of the transmission shaft 3003 is sleeved with a worm gear 3004, the interior of the mounting frame 3001 is rotatably connected with a worm 3002, the worm 3002 and the worm gear 3004 are meshed with each other, the exterior of the mounting frame 3001 is installed with a second motor 3006, the output end of the second motor 3006 is transmission-connected to the worm 3002, and both ends of the transmission shaft 3003 are sleeved with active The bevel gear 3005 and the active bevel gear 3005 are meshed with each other with the driven bevel gear 3009. A spring 2014 is fixedly connected to one side of the inner wall of the first straightening frame 2001 and the second straightening frame 2009. One end of the spring 2014 is fixedly connected to the slide plate 2013, and the spring 2014 is sleeved on the outside of the slide bar 2012. By setting the second motor 3006, it is convenient to drive the worm 3002 to rotate, drive the worm wheel 3004 and the transmission shaft 3003 to rotate, realize the rotation of the active bevel gear 3005 to drive the driven bevel gear 3009 to rotate, and then realize the rotation of the screw rod 3008. By setting the spring 2014, it is convenient to realize the first vertical plate 2002 and the second vertical plate 2010 and the slide plate 2013 at the bottom thereof to move and then reset.

[0037] Embodiment 3 of the straightening device for prestressed steel bar production line of the utility model

[0038] Reference Figure 1-Figure 5As shown, a group of bolts 2015 are installed on the outer side of the first straightening frame 2001 and the second straightening frame 2009, three groups of bolts 2015 and two groups of bolts 2015 penetrate the first vertical plate 2002 and the second vertical plate 2010 respectively, and the outer side of the bolts 2015 is threadedly connected with a locking ring 2016, and the locking ring 2016 is respectively abutted against the first vertical plate 2002 and the second vertical plate 2010, a connecting rod 2004 is installed on the back of a plurality of first straightening wheels 2003, a horizontal plate 2005 is installed on the back of a plurality of first straightening frames 2001, and a plurality of connecting sleeves 2006 are rotatably connected inside the horizontal plate 2005, one end of the connecting sleeves 2006 penetrates the horizontal plate 2005, and the inner wall of the connecting sleeves 2006 abuts against the outer side of the connecting rod 2004, and the outer side of the connecting sleeves 2006 is sleeved with a synchronous wheel 2007, and a plurality of synchronous wheels 2007 are The first motor 2008 is connected to one of the connecting sleeves 2006 by a synchronous belt transmission. Supports 1003 are installed on both sides of the outside of the placing table 1002, and a steel rod is inserted into the inside of the placing table 1002. The inner wall of the support 1003 fits with the outer side of the steel rod. By setting a locking ring 2016, it is convenient to lock and fix the positions of the first vertical plate 2002 and the second vertical plate 2010. By setting the first motor 2008, when it is working, it is convenient to drive one of the connecting sleeves 2006 to rotate, so that several connecting sleeves 2006 can be rotated under the transmission action of the synchronous wheel 2007 and the synchronous belt. At the same time, the inner wall of the connecting sleeve 2006 is against the outer side of the connecting rod 2004, which facilitates the rotation of the connecting rod 2004 and rotates the first straightening wheel 2003.

[0039] Specifically, the working principle of the straightening device of the prestressed steel bar production line is as follows: when in use, first insert the steel bar into the placement table 1002, and the support 1003 supports the excess part of the steel bar, and then start the second motor 3006, the worm 3002 rotates to drive the worm wheel 3004 and the transmission shaft 3003 to rotate, so that the active bevel gear 3005 rotates to drive the driven bevel gear 3009 to rotate, and then the screw 3008 rotates, so that the slide 3010 moves under the sliding action with the fixed frame 3007, and the height of the second straightening frame 2009 and the second straightening wheel 2011 is adjusted, and by starting the first motor 2008, one of the connecting sleeves 2006 is driven to rotate, from The connecting sleeves 2006 are rotated under the transmission action of the synchronous wheel 2007 and the synchronous belt, and the inner wall of the connecting sleeve 2006 is abutted against the outer side of the connecting rod 2004, so as to facilitate the rotation of the connecting rod 2004, so as to rotate the first straightening wheel 2003, and with the cooperation of the second straightening wheel 2011, the steel rods are straightened and transported. When the damaged first straightening wheel 2003 needs to be replaced, the locking ring 2016 is removed from the bolt 2015, and then the first vertical plate 2002 is moved to move it outward, so as to facilitate the removal of the first straightening wheel 2003 and the connecting rod 2004 from the first straightening frame 2001 and the connecting sleeve 2006.

[0040] It should be noted that the specific model specifications of the first motor 2008 and the second motor 3006 of the prestressed steel bar production line straightening device need to be selected and determined according to the actual specifications of the device, and the specific selection calculation method adopts the existing technology in this field, so it will not be described in detail.

[0041] The power supply and principle of the first motor 2008 and the second motor 3006 of the straightening device of the prestressed steel bar production line are clear to those skilled in the art and will not be described in detail here.

[0042] 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. Prestressed steel bar production line straightening device, characterized in that: The invention comprises a main body (100), a straightening mechanism (200) and an adjusting mechanism (300), wherein the straightening mechanism (200) comprises a plurality of first straightening frames (2001) and a pair of second straightening frames (2009), wherein a pair of sliding rods (2012) are installed inside the first straightening frames (2001) and the second straightening frames (2009), wherein a sliding plate (213) is slidably connected between the pair of sliding rods (212), wherein a first vertical plate (2002) and a second vertical plate (210) are slidably inserted inside the first straightening frames (2001) and the second straightening frames (2009), wherein the top ends of the first vertical plates (2002) and the second vertical plates (210) are fixedly connected to the bottom ends of the sliding plates (213), and wherein the first vertical plates (2002) and the first straightening frames (200 1), a first straightening wheel (2003) is rotatably connected between the second vertical plate (2010) and the second straightening frame (2009), a second straightening wheel (2011) is rotatably connected between the second vertical plate (2010) and the second straightening frame (2009), the adjustment mechanism (300) comprises a mounting frame (3001), a pair of fixed frames (3007) are mounted on the front of the mounting frame (3001), the inner walls of the fixed frames (3007) are slidably connected to slides (3010) via sliding bars, the bottom ends of the slides (3010) are fixedly connected to the top ends of the second straightening frame (2009), the main body (100) comprises a base (1001), a placing table (1002) is mounted on the top end of the base (1001), and the inner top end of the placing table (1002) is fixedly connected to the bottom end of the second straightening frame (2009).

2. The prestressed steel bar production line straightening device according to claim 1 is characterized in that: The interior of the fixed frame (3007) is rotatably connected with a screw rod (3008), the screw rod (3008) passes through the slide frame (3010) and is threadedly connected to the slide frame (3010), the upper end of the screw rod (3008) extends to the interior of the mounting frame (3001) and is sleeved with a driven bevel gear (3009).

3. The prestressed steel bar production line straightening device according to claim 2 is characterized in that: The mounting frame (3001) is internally rotatably connected to a transmission shaft (3003), the transmission shaft (3003) is externally sleeved with a worm wheel (3004), the mounting frame (3001) is internally rotatably connected to a worm (3002), and the worm (3002) and the worm wheel (3004) are meshed with each other.

4. The prestressed steel bar production line straightening device according to claim 3 is characterized in that: A second motor (3006) is installed on the outside of the mounting frame (3001), and the output end of the second motor (3006) is drivingly connected to the worm (3002). Both ends of the transmission shaft (3003) are externally sleeved with active bevel gears (3005), and the active bevel gears (3005) are meshed with the driven bevel gears (3009).

5. The prestressed steel bar production line straightening device according to claim 1, characterized in that: A spring (2014) is fixedly connected to one side of the inner wall of the first straightening frame (2001) and the second straightening frame (2009), one end of the spring (2014) is fixedly connected to the slide plate (2013), and the spring (2014) is sleeved on the outside of the slide rod (2012).

6. The prestressed steel bar production line straightening device according to claim 5, characterized in that: A group of bolts (2015) are installed on the outer sides of the first straightening frame (2001) and the second straightening frame (2009), the three groups of bolts (2015) and the two groups of bolts (2015) respectively penetrate the first vertical plate (2002) and the second vertical plate (2010), and the outer sides of the bolts (2015) are threadedly connected with locking rings (2016), and the locking rings (2016) are respectively abutted against the first vertical plate (2002) and the second vertical plate (2010).

7. The prestressed steel bar production line straightening device according to claim 6, characterized in that: Connecting rods (2004) are installed on the back of several of the first straightening wheels (2003), and transverse plates (2005) are installed on the back of several of the first straightening frames (2001). Several connecting sleeves (2006) are rotatably connected inside the transverse plates (2005), one end of each of the connecting sleeves (2006) passes through the transverse plates (2005), and the inner walls of each of the connecting sleeves (2006) abut against the outside of the connecting rods (2004).

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