Steel bar supporting and positioning device

Abstract

The invention relates to the technical field of building construction, in particular to a steel bar supporting and positioning device which comprises an upper template and a lower template, a positioning assembly is arranged between the upper template and the lower template and comprises a positioning frame and a clamping plate, the bottom wall of the positioning frame is connected with the lower template, and the top wall of the positioning frame is connected with the upper template; the positioning frame at least comprises two parallel supporting plates, a distance exists between the two supporting plates, and the connecting line direction of the two supporting plates is kept consistent with the width direction of the lower die plate. An erecting groove is formed in the whole supporting plate from top to bottom in the height direction of the whole supporting plate, and a clamping plate is inserted into the erecting groove and erected on the two supports through the erecting groove; a plurality of arc-shaped grooves are formed in the surface of the supporting plate, and steel bars penetrate through the arc-shaped grooves; at least two positioning frames are arranged between each upper mold plate and the corresponding lower mold plate, the two positioning frames are used for erecting reinforcing steel bars, and the effect of conveniently positioning the reinforcing steel bars is achieved.

Description

Technical Field

[0001] The present application relates to the technical field of building construction, and in particular to a reinforcement support positioning device. Background Art

[0002] Currently, when pouring concrete, steel bars are usually used to build a skeleton support system, and then concrete is poured. The steel bar support will form a stable support for the concrete pouring area and increase the stability of the concrete pouring.

[0003] In the existing concrete pouring area, for example, if concrete needs to be poured between two parallel support formworks, support rods are usually used to position and support the two support formworks first, and then a steel cage is set between the two support plates. Specifically, the steel bars include hoops and steel bars. The hoops are set outside the steel bars, and the steel bars are set around the inner circle of the hoops. Each steel bar is tied to the hoop by a binding belt, such as iron wire, and it is usually necessary to manually align and limit the position of each steel bar before pouring concrete between the two support plates.

[0004] The above-mentioned prior art solutions have the following defects: in the process of bundling the steel bars and the binding rings together, the steel bars are manually aligned, which results in a problem of difficulty in positioning. Summary of the invention

[0005] In order to facilitate the positioning of steel bars, the present application provides a steel bar support positioning device.

[0006] The above technical objectives of this application are achieved through the following technical solutions: A steel bar support positioning device comprises an upper template and a lower template, the upper template and the lower template are arranged in parallel, and a positioning component is arranged between the upper template and the lower template, the positioning component comprises a positioning frame and a clamping plate, wherein the bottom wall of the positioning frame is connected to the lower template, and the top wall of the positioning frame is connected to the upper template; the positioning frame comprises at least two support plates parallel to each other, there is a spacing between the two support plates, and the connection direction of the two support plates is consistent with the width direction of the lower template; each of the support plates as a whole is provided with a mounting groove from top to bottom along its own height direction, the clamping plate is inserted into the mounting groove and is mounted on two supports through the mounting groove; a plurality of arc grooves are provided on the surface of the support plate, and the arc grooves are used to pass steel bars; at least two positioning frames are arranged between each of the upper template and the lower template, and the two positioning frames are used to mount steel bars.

[0007] By adopting the above scheme, the positioning frame supports the upper formwork and the lower formwork, so that there is a gap between the upper formwork and the lower formwork, and because the mounting groove is provided, the clamping plate can be passed through the mounting groove, and the arc groove opened on the clamping plate can pass the steel bar, so the setting of the positioning assembly is relative to the prior art that the upper formwork and the lower formwork are first supported by the support rod, and then the steel cage is used for skeleton support between the upper formwork and the lower formwork. First, the positioning frame can replace the hoop and the support rod, which can not only achieve the function of supporting the upper formwork and the lower formwork assembly, but also replace the hoop to limit the steel bar, making the construction more convenient. Secondly, the position of the arc groove on each clamping plate is fixed. When in use, the steel bar can be directly inserted into the clamping groove on the two Xiaxin positioning frames. Compared with the prior art that several steel bars are placed in the hoop and then adjusted in position, the effect of facilitating the positioning of the steel bar is achieved.

[0008] According to the steel bar support and positioning device described in claim, it is characterized in that: the clamping plate includes a starting unit and a splicing unit, wherein one end of the starting unit is a flat end, and the other end is provided with a plurality of half grooves, and both ends of the splicing unit include a plurality of half grooves; the starting unit is inserted into the bottom of the erection groove and the flat end of the starting unit abuts against the bottom wall of the erection groove, the splicing unit is inserted into the erection groove, and the plurality of half grooves of the splicing unit correspond one-to-one with the plurality of half grooves on the starting unit to form a plurality of arc grooves, and the arc grooves are used for passing the steel bars.

[0009] Furthermore, a connecting rod is provided between adjacent support plates, and both ends of the connecting rod are respectively fixedly connected to the sides of the two support plates close to each other, and the support plates are used to position the interval between adjacent support plates.

[0010] Furthermore, the bottom wall of the connecting rod is fixedly connected with a sliding bar, and a fixing plate is provided on the upper surface of the lower template corresponding to the sliding bar. The fixing plate is arranged along the width direction of the lower template and is fixedly connected to the lower template. A sliding groove is opened on the upper surface of the fixing plate along the width direction of the lower template. The sliding bar and the sliding groove are plugged into and matched with each other, and the relative position of the positioning frame and the lower template is adjusted by controlling the relative position of the sliding bar and the sliding groove; the bottom wall of the sliding groove is provided with a plurality of threaded holes, and the plurality of threaded holes are evenly arranged along the length direction of the sliding groove. When the relative position of the sliding bar and the sliding groove is determined, there is a threaded hole on the sides of the two support plates facing away from each other, and the two threaded holes are threadedly connected with top screws, and the top screws have a certain height. The two top screws are used to lock the relative positions of the two support plates and the lower template.

[0011] Furthermore, a bearing plate is provided on the bottom wall of the slide groove, and two first limit grooves are provided on the bottom wall of the bearing plate. The two first limit grooves are arranged along the length direction of the bearing plate, and a support rod is provided in each first limit groove. One side of each support rod is embedded in the first limit groove, and the other end is abutted against the bottom wall of the slide groove, and the support rod is used to support the bearing plate; the bottom wall of the slide bar abuts against the upper surface of the bearing plate.

[0012] Furthermore, a second limiting groove is arranged between the two first limiting grooves, and connecting parts are arranged on both sides of the second limiting groove and on the side walls connected to the two first limiting grooves, and the connecting parts facilitate moving the two support rods into the first limiting grooves through the second limiting grooves; the depth of the second limiting groove is greater than that of the first limiting groove, and when the support rod slides into the second limiting groove, the bottom wall of the supporting plate abuts against the bottom wall of the sliding groove, and the bottom wall of the connecting rod abuts against the fixed plate.

[0013] Furthermore, a moving assembly is arranged between the two support rods, and the moving assembly includes a first moving block, a second moving block and a bidirectional screw. The first moving block and the second moving block are arranged on the same side and the first moving block and the second moving block are respectively fixedly connected to one end of the two support rods. Through holes are opened on the first moving block and the second moving block, the bidirectional screw is threadedly connected in the two through holes, and the first moving block and the second moving block are respectively located on two sections of the bidirectional screw with opposite rotation directions, and a handrail rod is arranged at one end of the bidirectional screw.

[0014] Furthermore, a sinking groove is provided on the bottom wall of the slide groove corresponding to each first limiting groove, the sinking groove is arc-shaped, the support rod is arranged in the sinking groove, and the sinking groove is used to limit the support rod.

[0015] Furthermore, a convex portion and a concave portion are respectively provided on both sides of the splicing unit, and the concave portion of the splicing unit is plugged and matched with the convex portion of the adjacent splicing unit.

[0016] Furthermore, each of the side walls of the splicing surface connection unit and the starting unit is provided with a plug-in groove, and the side wall of the erection groove is provided with a protruding plug-in strip, and when the initial unit is inserted into the erection groove, the plug-in strip is plugged into and matched with the plug-in groove.

[0017] By adopting the above scheme,

[0018] In summary, this application has the following technical effects: 1. By setting a positioning component, the positioning frame supports the upper template and the lower template, so that there is a gap between the upper template and the lower template, and because a mounting groove is set, a clamping plate can be passed through the mounting groove, and the arc groove opened on the clamping plate can pass through the steel bar. Therefore, the setting of the positioning component is compared with the prior art in which the upper template and the lower template are first supported by the support rod, and then the steel cage is used for skeleton support between the upper template and the lower template. First, the positioning frame can replace the hoop and the support rod, which can not only achieve the function of supporting the upper template and the lower template assembly, but also can replace the hoop to limit the steel bar, making the construction more convenient. Second, the position of the arc groove on each clamping plate is fixed. When in use, the steel bar can be directly inserted into the clamping groove on the two Xiaxin positioning frames. Compared with the prior art in which a number of steel bars are placed in the hoop and then adjusted in position, the effect of facilitating the positioning of the steel bar is achieved. 2. By setting up a clamping plate, the clamping plate includes a starting unit and several splicing units. Therefore, when inserting the steel bars, the steel bars can be first clamped in the half-slot located at the lower plug-in unit, and then the plug-in unit can be spliced ​​with the adjacent plug-in unit. Compared with the clamping plate as a whole, when the steel bars are inserted, the steel bars can only be inserted from one end of the plug-in slot. The setting in the present application can put the steel bars in through the top walls of several half-slots, thereby achieving the effect of facilitating the placement of the steel bars.

[0019] 3. By setting a support rod, when the support rod is located in the first limit groove, the support rod member lifts up the support plate to reduce the depth of the slide groove, so that the slide bar is partially exposed outside the slide groove, leaving a partial gap between the bottom wall of the connecting rod and the fixed plate, reducing the friction between the bottom wall of the connecting rod and the fixed plate when the slide bar is pushed to move along the slide groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the steel bar support positioning device of the present application; Figure 2 It is a partial structural diagram of this application; Figure 3 It is a structural schematic diagram of the chute part of the present application; Figure 4 It is a structural schematic diagram of the support rod of the present application being located in the first limiting groove; Figure 5 It is a schematic diagram of the structure of the mobile component of the present application; Figure 6 It is a structural schematic diagram of the support rod of the present application being located in the second limiting groove; Figure 7 It is a structural schematic diagram of the splicing unit of this application.

[0021] In the figure, 1, upper template; 2, lower template; 3, positioning assembly; 31, positioning frame; 311, support plate; 312, mounting groove; 313, connecting rod; 32, clamping plate; 321, starting unit; 322, splicing unit; 3221, raised portion; 3222, recessed portion; 4, arc groove; 41, half groove; 5, slide bar; 6, fixing plate; 61, slide groove; 62, threaded hole; 621, top screw; 7, bearing plate; 71, first limiting groove; 72, supporting rod; 8, second limiting groove; 81, connecting portion; 9, moving assembly; 91, first moving block; 92, second moving block; 93, bidirectional screw; 931, handrail rod; 10, plug-in groove; 101, plug-in strip; 20, elastic member. DETAILED DESCRIPTION

[0022] The present application is further described in detail below in conjunction with the accompanying drawings.

[0023] Reference Figure 1 The steel bar support and positioning device provided in this embodiment includes an upper template 1 and a lower template 2, the upper template 1 and the lower template 2 are arranged in parallel, and a positioning component 3 is arranged between the upper template 1 and the lower template 2, the two ends of the positioning component 3 are respectively fixedly connected to the upper template 1 and the lower template 2, and the positioning component 3 is used to support the upper template 1 and the lower template 2, so that there is a spacing between the upper template 1 and the lower template 2. It should be noted that a plurality of positioning components 3 are provided, and the plurality of positioning components 3 are evenly arranged between the upper template 1 and the lower template 2 along the length direction thereof, and steel bars are transmitted on the plurality of positioning components 3, and the axial direction of the steel bars is consistent with the length direction of the upper template 1, and the plurality of positioning components 3 are used to support the steel bars, so that a plurality of steel bars are passed through the upper template 1 and the lower template 2.

[0024] Reference Figure 1 Each positioning assembly 3 includes a positioning frame 31 and a clamping plate 32, wherein the bottom wall of the positioning frame 31 is connected to the lower template 2, the top wall of the positioning frame 31 is connected to the upper template 1, and the positioning frame 31 includes at least two mutually parallel support plates 311. In this embodiment, two support plates 311 are provided, and there is a spacing between the two support plates 311. The connection direction of the two support plates 311 is consistent with the width direction of the lower template 2; each support plate 311 as a whole is provided with a mounting groove 312 from top to bottom along its own height direction, and the clamping plate 32 is inserted into the mounting groove 312 and mounted on the two support plates 311 through the mounting groove 312; and a plurality of arc grooves 4 are provided on the surface of the support plate 311, and the arc groove 4 is used to pass steel bars.

[0025] Reference Figure 2A connecting rod 313 is provided between adjacent support plates 311, and both ends of the connecting rod 313 are fixedly connected to the sides of the two support plates 311 that are close to each other. The support plates 311 are used to position the spacing between adjacent support plates 311. In this embodiment, the connecting rod 313 and the adjacent support plates 311 are integrally formed. Compared with the two support plates 311 being separate individuals, when the two support plates 311 are connected to the lower template 2, the effect of easy positioning is achieved.

[0026] Reference Figure 1-Figure 3 , the bottom wall of each connecting rod 313 is fixedly connected with a slide bar 5, and a fixing plate 6 is provided on the upper surface of the lower template 2 corresponding to each slide bar 5. Specifically, when the positioning frame 31 is connected to the lower template 2, the number of fixing plates 6 is first determined according to the length of the lower template 2 in the production site, so that several fixing plates 6 are evenly arranged along the length direction of the lower template 2. It should be noted that the method for measuring the position of the lower template 2 and the spacing arrangement of adjacent fixing plates 6 are technical means well known to those skilled in the art, and will not be elaborated here.

[0027] Reference Figure 1-Figure 3 Specifically, the fixed plate 6 is arranged along the width direction of the lower template 2 and is fixedly connected to the lower template 2. The fixed plate 6 has an upper surface with a slide groove 61 opened downward along the width direction of the lower template 2. The slide bar 5 is plugged into the slide groove 61. The relative position of the positioning frame 31 and the lower template 2 is adjusted by controlling the relative position of the slide bar 5 and the slide groove 61. Specifically, when adjusting the positional relationship between each positioning frame 31 and the lower template 2, a measuring device can be used, wherein the measuring tools include but are not limited to a laser level (laser marking instrument), a theodolite and a total station, etc., and the purpose is to make the positions of several positioning frames 31 relative to the lower template 2 uniform.

[0028] Reference Figure 1-Figure 3 The bottom wall of the slide groove 61 is provided with a plurality of threaded holes 62, and the plurality of threaded holes 62 are evenly arranged along the length direction of the slide groove 61. When the relative position of the slide bar 5 and the slide groove 61 is determined, there is a threaded hole 62 on each side of the two support plates 311 facing away from each other, and the two threaded holes 62 are threadedly connected with a top screw 621, and the top screw 621 has a certain height. The two top screws 621 are used to lock the relative position of the two support plates 311 and the lower template 2.

[0029] Reference Figure 1-Figure 4A bearing plate 7 is provided on the bottom wall of the slide groove 61, and two first limiting grooves 71 are provided on the bottom wall of the bearing plate 7. The two first limiting grooves 71 are arranged along the length direction of the bearing plate 7. A supporting rod 72 is provided in each first limiting groove 71. One side of each supporting rod 72 is embedded in the first limiting groove 71, and the other end abuts against the bottom wall of the slide groove 61. The supporting rod 72 is used to support the bearing plate 7; and the bottom wall of the slide bar 5 abuts against the upper surface of the bearing plate 7.

[0030] Reference Figure 3-Figure 4 Specifically, a sinking groove is formed on the bottom wall of the slide groove 61 corresponding to each first limiting groove 71 , and the sinking groove and the first limiting groove 71 work together to limit the support rod 72 .

[0031] Reference Figure 3-Figure 4 A second limiting groove 8 is provided between the two first limiting grooves 71, and connecting parts 81 are provided on both sides of the second limiting groove 8 and the side walls connected to the two first limiting grooves 71. The connecting parts 81 facilitate moving the two support rods 72 into the first limiting grooves 71 through the second limiting grooves 8; the depth of the second limiting groove 8 is greater than that of the first limiting grooves 71, and when the support rod 72 slides into the second limiting groove 8, the bottom wall of the supporting plate 7 abuts against the bottom wall of the sliding groove 61, and the bottom wall of the connecting rod 313 abuts against the fixed plate 6.

[0032] Reference Figure 2-Figure 4 When the locking cam 72 is in the closed position, the locking cam 72 will be in the closed position, so that the locking cam 72 will be in the closed position when the locking cam 72 is in the closed position. ; and because the second limiting groove 8 is provided, when the relative position of the slide bar 5 and the slide groove 61 is determined, the support rod 72 is pushed in the direction of approaching each other, and the two support rods 72 enter the second limiting groove 8 under the guidance of the connecting portion 81. Since the depth of the second limiting groove 8 is greater than that of the first limiting groove 8, the support rod 72 will be completely covered by the second limiting groove 8 after entering the second limiting groove 8. In this way, the slide bar 5 will be fully inserted into the slide groove 61. At this time, the bottom wall of the connecting rod 313 and the bottom wall of the support plate 311 are in contact with the upper surface of the fixed plate 6, and the fixed plate 6 provides a stable support for the support plate 311; it should be noted that when the slide bar 5 is fully inserted into the slide groove 61, the relative position of the slide bar 5 to the slide groove 61 can still be fine-tuned.

[0033] Reference Figure 3-Figure 6 A moving assembly 9 is arranged between the two supporting rods 72, and the moving assembly 9 includes a first moving block 91, a second moving block 92 and a bidirectional lead screw 93. The first moving block 91 and the second moving block 92 are arranged on the same side, and the first moving block 91 and the second moving block 92 are respectively fixedly connected to one end of the two supporting rods 72, and the first moving block 91 and the second moving block 92 are both provided with through holes, the bidirectional lead screw 93 is threadedly connected in the two through holes, and the first moving block 91 and the second moving block 92 are respectively located on two sections of the bidirectional lead screw 93 with opposite rotation directions, and one end of the bidirectional lead screw 93 is fixedly connected to a handrail rod 931, so moving the handrail rod 931 can drive the bidirectional lead screw to rotate, and the rotation of the bidirectional lead screw 93 can drive the two supporting rods 72 to move in a direction close to each other; it should be noted that the handrail rod 931 includes a disc and a convex rod, and the provision of a disc can increase the rotation radius and thus increase the length of the force arm, thereby reducing the required torque, which can achieve the effect of saving effort.

[0034] Reference Figure 4 In other embodiments, the protruding rod of the handrail rod 931 may be located at the center of the disc, and an auxiliary device, such as a pneumatic wrench, may be externally connected to the protruding rod to achieve a labor-saving effect.

[0035] Reference Figure 4 and Figure 5 , an elastic member 20 is provided on the side of the support rod 72 away from the handrail rod 931. Specifically, the elastic member 20 is arranged between the two support rods 72, and the two ends of the elastic member 20 are respectively fixedly connected to the two support rods 72. The elastic member 20 is used to assist the two support rods 72 to move in a direction approaching each other. It should be noted that in the present embodiment, the elastic member 20 is preferably used as a spring. The selection of the spring specification is an existing calculation method, which is not repeated here. In the present application document, the elastic member 20 satisfies that when the two support rods 72 are located in the two first limit grooves 71, the tension of the elastic member 20 itself cannot pull the two elastic members 20 out of the first limit grooves 71. When the two support rods 72 are brought close to each other by driving the moving assembly 9, the elastic member 20 can assist the two support rods 72 to move in a direction approaching each other.

[0036] Reference Figure 2 and Figure 7 The clamping plate 32 includes a starting unit 321 and a splicing unit 322, wherein one end of the starting unit 321 is a flat end, and the other end is provided with a plurality of half grooves 41, and both ends of the splicing unit 322 include a plurality of half grooves 41; the starting unit 321 is inserted into the bottom of the erection groove 312 and the flat end of the starting unit 321 abuts against the bottom wall of the erection groove 312, and the plug-in unit is inserted into the erection groove 312, and the plurality of half grooves 41 of the plug-in unit correspond one-to-one with the plurality of half grooves 41 on the starting unit 321 to form a plurality of arc grooves 4, and the half grooves 41 between two adjacent plug-in units also correspond one-to-one to form an arc groove 4, and the arc groove 4 is used for passing steel bars.

[0037] Reference Figure 1-Figure 7 , a protrusion 3221 and a recessed portion 3222 are respectively provided on both sides of the splicing unit 322, the recessed portion 3222 of the splicing unit 322 is plugged into and matched with the protrusion 3221 of the adjacent splicing unit 322, and the side walls of each splicing unit 322 and the starting unit 321 are provided with a plug-in groove 10, and the side wall of the mounting groove 312 is provided with a plug-in strip 101 protruding from it, when the initial unit is inserted into the mounting groove 312, the plug-in strip 101 is plugged into and matched with the plug-in groove 10, and this arrangement can position the starting unit 321 and the splicing unit 322; it should be noted that a recessed portion 3222 is provided on one side of the starting unit 321 away from the flat end, and the recessed portion 3222 is plugged into and matched with the protrusion 3221 of the adjacent splicing unit 322.

[0038] The implementation principle of the steel bar support positioning device of the embodiment of the present application is as follows: first, the fixing plate 6 is arranged on the lower template 2, and then the slide bar 5 is inserted into the slide groove 61 and the slide bar 5 is pushed to move along the slide groove 61 to adjust the relative position relationship between the two, and then the handrail rod 931 is toggled to rotate the bidirectional lead screw 93. The rotation of the bidirectional lead screw 93 can drive the first moving block 91 and the second moving block 92 to move toward a position close to each other along the axis direction of the bidirectional lead screw 93, and the first moving block 91 and the second moving block 92 drive the two support rods 72 to cross the connecting portion 81 and enter To the second limiting groove 8, then the slider sinks to the lowest point of the slide groove 61, thereby driving the connecting rod 313 to abut against the bottom wall of the two support plates 311 and the upper surface of the fixed plate 6; then use the top screw 621 and the threaded hole 62 to threadedly connect the two support plates 311 to limit the position; then insert the starting unit 321 and the splicing unit 322 into the erection groove 312 in turn, and install each positioning frame 31 according to the above steps; then pass a number of steel bars into the arc groove 4, and then weld the upper template 1 and the upper surface of the positioning frame 31 together.

[0039] This specific embodiment is merely an explanation of the present application and is not a limitation of the present application. After reading this specification, those skilled in the art may make modifications to the present embodiment without any creative contribution as needed, but such modifications are protected by the patent law as long as they are within the scope of the claims of the present application.

Claims

1. A steel bar support positioning device, characterized in that: The invention comprises an upper template (1) and a lower template (2), wherein the upper template (1) and the lower template (2) are arranged in parallel, and a positioning component (3) is arranged between the upper template (1) and the lower template (2), wherein the positioning component (3) comprises a positioning frame (31) and a clamping plate (32), wherein the bottom wall of the positioning frame (31) is connected to the lower template (2), and the top wall of the positioning frame (31) is connected to the upper template (1); The positioning frame (31) comprises at least two mutually parallel support plates (311), a spacing exists between the two support plates (311), and the connection direction of the two support plates (311) is consistent with the width direction of the lower template (2); Each of the support plates (311) is provided with a mounting groove (312) from top to bottom along its height direction, and the clamping plate (32) is inserted into the mounting groove (312) and mounted on two supports through the mounting groove (312); The surface of the support plate (311) is provided with a plurality of arc-shaped grooves (4), and the arc-shaped grooves (4) are used for passing steel bars; At least two positioning frames (31) are provided between each upper template (1) and lower template (2), and the two positioning frames (31) are used to install steel bars.

2. The steel bar support positioning device according to claim 1, characterized in that: The clamping plate (32) comprises a starting unit (321) and a splicing unit (322), wherein one end of the starting unit (321) is a flat end and the other end is provided with a plurality of half grooves (41), and both ends of the splicing unit (322) comprise a plurality of half grooves (41); the starting unit (321) is inserted into the bottom of the erection groove (312) and the flat end of the starting unit (321) abuts against the bottom wall of the erection groove (312), the splicing unit (322) is inserted into the erection groove (312), and the plurality of half grooves (41) of the splicing unit (322) correspond one-to-one with the plurality of half grooves (41) on the starting unit (321) to form a plurality of arc grooves (4), and the arc grooves (4) are used for passing steel bars.

3. The steel bar support positioning device according to claim 1, characterized in that: A connecting rod (313) is provided between adjacent support plates (311), and both ends of the connecting rod (313) are respectively fixedly connected to the sides of the two support plates (311) close to each other, and the support plates (311) are used to position the distance between adjacent support plates (311).

4. The steel bar support positioning device according to claim 3, characterized in that: The bottom wall of the connecting rod (313) is fixedly connected with a slide bar (5), and the upper surface of the lower template (2) is provided with a fixing plate (6) corresponding to the slide bar (5). The fixing plate (6) is arranged along the width direction of the lower template (2) and is fixedly connected to the lower template (2). The upper surface of the fixing plate (6) is provided with a slide groove (61) along the width direction of the lower template (2). The slide bar (5) and the slide groove (61) are plugged and matched. The relative position of the positioning frame (31) and the lower template (2) is adjusted by controlling the relative position of the slide bar (5) and the slide groove (61). The bottom wall of the slide groove (61) is provided with a plurality of threaded holes (62), and the plurality of threaded holes (62) are evenly arranged along the length direction of the slide groove (61). When the relative position of the slide bar (5) and the slide groove (61) is determined, there is a threaded hole (62) on each side of the two support plates (311) facing away from each other, and the two threaded holes (62) are threadedly connected with a top screw (621), and the top screw (621) has a certain height. The two top screws (621) are used to lock the relative position of the two support plates (311) and the lower template (2).

5. The steel bar support positioning device according to claim 4, characterized in that: The bottom wall of the slide groove (61) is provided with a bearing plate (7), and the bottom wall of the bearing plate (7) is provided with two first limiting grooves (71), and the two first limiting grooves (71) are arranged along the length direction of the bearing plate (7), and a supporting rod (72) is arranged in each first limiting groove (71), and one side of each supporting rod (72) is embedded in the first limiting groove (71), and the other end is abutted against the bottom wall of the slide groove (61), and the supporting rod (72) is used to support the bearing plate (7); the bottom wall of the slide bar (5) is abutted against the upper surface of the bearing plate (7).

6. The steel bar support positioning device according to claim 5, characterized in that: A second limiting groove (8) is provided between the two first limiting grooves (71), and connecting parts (81) are provided on both sides of the second limiting groove (8) and the side walls connected to the two first limiting grooves (71), and the connecting parts (81) facilitate the two supporting rods (72) to be moved into the first limiting grooves (71) through the second limiting grooves (8); the depth of the second limiting groove (8) is greater than that of the first limiting groove (71), and when the supporting rod (72) slides into the second limiting groove (8), the bottom wall of the bearing plate (7) abuts against the bottom wall of the sliding groove (61), and the bottom wall of the connecting rod (313) abuts against the fixing plate (6).

7. The steel bar support positioning device according to claim 4, characterized in that: A moving assembly (9) is arranged between the two supporting rods (72), and the moving assembly (9) comprises a first moving block (91), a second moving block (92) and a bidirectional lead screw (93). The first moving block (91) and the second moving block (92) are arranged on the same side and the first moving block (91) and the second moving block (92) are respectively fixedly connected to one end of the two supporting rods (72). Through holes are provided on the first moving block (91) and the second moving block (92). The bidirectional lead screw (93) is threadedly connected in the two through holes. The first moving block (91) and the second moving block (92) are respectively located on two sections of the bidirectional lead screw (93) with opposite rotation directions. A handrail rod (931) is arranged at one end of the bidirectional lead screw (93).

8. The steel bar support positioning device according to claim 5, characterized in that: The bottom wall of the slide groove (61) is provided with a sinking groove corresponding to each first limiting groove (71), and the sinking groove is arc-shaped. The support rod (72) is arranged in the sinking groove, and the sinking groove is used to limit the support rod (72).

9. The steel bar support positioning device according to claim 2, characterized in that: A convex portion (3221) and a concave portion (3222) are respectively provided on both sides of the splicing unit (322), and the concave portion (3222) of the splicing unit (322) is plugged into and matched with the convex portion (3221) of the adjacent splicing unit (322).

10. The steel bar support positioning device according to claim 2, characterized in that: The side walls of each of the splicing surface connection units and the starting unit (321) are provided with a plug-in groove (10), and the side walls of the erection groove (312) are provided with a protruding plug-in strip (101); when the initial unit is inserted into the erection groove (312), the plug-in strip (101) is plugged into and matched with the plug-in groove (10).

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