Steel bar bending machine

Abstract

The utility model provides a steel bar bending machine, and belongs to the technical field of steel bar bending. The steel bar bending machine comprises a bottom plate, a supporting frame, a rotating disc, a ball, a driving device, a positioning pin, a sliding groove, a first lead screw, a sliding block, a clamping pin and a supporting roller. The plurality of balls are embedded into the rotating disc and the support frame at the same time; the driving device is installed on the bottom plate, located in the supporting frame and connected with the rotating disc. The positioning pin is fixed in the center of the rotating disc; the sliding groove is formed in the top of the rotating disc and located in the outer side of the positioning pin. The clamping pin is fixed to the top of the sliding block. The two supporting rollers are installed on the top of the supporting frame and located on the two sides of the rotating disc. The first lead screw drives the sliding block and the clamping pin to move so as to adjust the distance between the clamping pin and the positioning pin, so that the clamping pin and the positioning pin can be matched to clamp reinforcing steel bars with different diameters, and the applicability of a product is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of steel bar bending, specifically relates to a steel bar bending machine. BACKGROUND

[0002] In the related art, in the process of building construction, in order to meet the requirement of concrete pouring, steel bars need to be bent.

[0003] The prior art (authorized announcement number: CN222268502U) discloses a steel bar bending machine, which comprises a workbench and a steel bar body;The bottom side of the workbench is provided with supporting legs, the top side of the workbench is provided with a controller, the top side of the workbench is provided with a first sliding groove, the first sliding groove is provided with a bending assembly, the top side of the workbench is fixedly provided with a second positioning plate, one side of the second positioning plate is fixedly provided with a clamping plate, two second sliding grooves are formed in the workbench, and a positioning assembly is arranged in the second sliding groove;Through the structural design of the bending assembly, the first servo motor can be started through the controller, the bending wheel can be driven to bend the fixed steel bar body through the movement of the first sliding block in the first sliding groove under the rotation of the straight gear in the arc gear ring, the precise bending of the steel bar body can be realized by the staff through the angle ruler, the bending efficiency of the steel bar body is improved, and the bending error is reduced.

[0004] In the prior art, the distance between the bending wheel and the positioning wheel cannot be adjusted, so that different diameter steel bars cannot be clamped, thereby reducing the applicability of the product. UTILITY MODEL CONTENTS

[0005] In order to solve the problem of the prior art that the distance between the bending wheel and the positioning wheel cannot be adjusted, so that different diameter steel bars cannot be clamped, thereby reducing the applicability of the product, the utility model provides a steel bar bending machine, which adjusts the distance between the clamping pin and the positioning pin by moving the sliding block and the clamping pin driven by the first lead screw, so that the clamping pin and the positioning pin can clamp different diameter steel bars in cooperation, thereby improving the applicability of the product. Its specific technical scheme is:

[0006] The utility model provides a steel bar bending machine, steel bar bending machine includes: bottom plate, support frame, rotary disc, ball, drive arrangement, positioning pin, sliding slot, first lead screw, sliding block, clamping pin and support roller, support frame is fixed on the bottom plate, rotary disc is located above the support frame, a plurality of balls are embedded in rotary disc and support frame simultaneously, drive arrangement is installed on the bottom plate, drive arrangement is located in the support frame, and drive arrangement is connected with rotary disc, positioning pin is fixed at the center of rotary disc, sliding slot is arranged on the top of rotary disc, and sliding slot is located outside positioning pin, first lead screw is provided with first outer thread on the outer wall, at least part first lead screw is embedded in sliding slot, and both ends of first lead screw are rotatably connected with rotary disc, sliding block is provided with first threaded hole, first threaded hole is provided with first inner thread, sliding block is embedded in sliding slot, and first lead screw passes through the first threaded hole of sliding block, clamping pin is fixed on the top of sliding block, two support rollers are installed on the top of support frame, and two support rollers are located on both sides of rotary disc, wherein first outer thread is matched with first inner thread.

[0007] In addition, the steel bar bending machine of the above technical solution provided by the utility model can also have the following additional technical features:

[0008] In the above technical solution, the drive arrangement comprises: a rotating shaft, a first bevel gear, a motor and a second bevel gear; one end of the rotating shaft is rotatably connected to the top of the bottom plate, the rotating shaft passes through the top of the support frame, the rotating shaft is rotatably connected to the support frame, and the other end of the rotating shaft is connected to the bottom of the rotary disc; the first bevel gear is located in the support frame and is sleeved on the outside of the rotating shaft; the motor is provided with an output shaft, the motor is located in the support frame, and the motor is installed on the bottom plate; the second bevel gear is sleeved on the outside of the output shaft of the motor, and the second bevel gear is engaged with the first bevel gear.

[0009] In the above technical solution, the steel bar bending machine further comprises: a fixed plate, a second lead screw, a moving table, an adjusting seat, an adjusting rod, a pressing plate and a jackscrew; two fixed plates are fixed on the top of the support frame, the two fixed plates are located on one side of the rotary disc, and there is a gap between the two fixed plates; the second lead screw is provided with a second outer thread on the outer wall, and both ends of the second lead screw are rotatably connected to the two fixed plates; the moving table is provided with a second threaded hole, the second threaded hole is provided with a second inner thread, the moving table is located between the two fixed plates, and the second lead screw passes through the second threaded hole of the moving table; the adjusting seat is installed on the top of the moving table; the adjusting rod passes through the adjusting seat; the pressing plate is connected with the adjusting rod; the jackscrew passes through the top of the adjusting seat, and the jackscrew is in close contact with the adjusting rod; wherein the second outer thread is matched with the second inner thread.

[0010] In the above technical solution, the steel bar bending machine further comprises: a light lever; both ends of the light lever are connected to the two fixed plates, and the light lever passes through the moving table.

[0011] In the technical scheme, the steel bar bending machine further comprises a first hand wheel and a second hand wheel; the first hand wheel is connected with the first lead screw and located outside the rotating disc; and the second hand wheel is connected with the second lead screw and located outside the fixed plate.

[0012] In the technical scheme, the steel bar bending machine further comprises a mounting groove; the mounting groove is in a U shape, and at least two mounting grooves are arranged on the bottom plate in a penetrating manner and located on both sides of the support frame.

[0013] Compared with the prior art, the steel bar bending machine has the beneficial effects that:

[0014] 1. The first lead screw drives the sliding block and the clamping pin to move, so as to adjust the distance between the clamping pin and the positioning pin, so that the clamping pin and the positioning pin can cooperate to clamp steel bars of different diameters, thereby improving the applicability of the product.

[0015] 2. The first bevel gear is sleeved outside the rotating shaft to enable the first bevel gear and the rotating shaft to rotate synchronously; the motor is mounted on the bottom plate, the second bevel gear is sleeved outside the output shaft of the motor, and the second bevel gear is engaged with the first bevel gear to enable the bottom plate to support the motor, so that the motor can drive the second bevel gear to rotate, and the second bevel gear can engage the first bevel gear to rotate, thereby providing power for the rotating shaft and the rotating disc.

[0016] 3. The adjusting seat is mounted on the top of the moving table, the adjusting rod passes through the adjusting seat, and the pressing plate is connected with the adjusting rod, so that when the moving table moves, the moving table can drive the adjusting rod and the pressing plate to move, thereby realizing that the pressing plate cooperates with the positioning pin to press the steel bar tightly, avoiding movement of the steel bar during bending, and improving the quality of steel bar bending. The jackscrew passes through the top of the adjusting seat and is attached to the adjusting rod, so as to install the adjusting rod in the adjusting seat, thereby improving the stability of the adjusting rod and the pressing plate.

[0017] 4. The two ends of the light lever are connected with the two fixed plates respectively, and the light lever passes through the moving table, so that the two fixed plates cooperate to support the light lever, thereby enabling the moving table to move along the light lever to improve the stability of the moving table.

[0018] 5. The first hand wheel is connected with the first lead screw, and the first hand wheel is located outside the rotating disc, so that the first hand wheel is rotated to drive the first lead screw to rotate, thereby reducing the difficulty of rotating the first lead screw and improving the use experience of the product. The second hand wheel is connected with the second lead screw, and the second hand wheel is located outside the fixed plate, so that the second hand wheel is rotated to drive the second lead screw to rotate, thereby reducing the difficulty of rotating the second lead screw and improving the use experience of the product.

[0019] 6. By arranging at least two installation grooves on the bottom plate, and arranging the at least two installation grooves on both sides of the support frame, the bottom plate can be installed at the construction site through the installation grooves, and the stability of the product is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0020] Fig. 1 It is a plan view of the steel bar bending machine of the utility model;

[0021] Fig. 2 It is a sectional view of the steel bar bending machine of the utility model;

[0022] Fig. 3 It is a perspective view of the sliding block and the clamping pin of the utility model;

[0023] Among them, Figs. 1-3 The correspondence between the reference signs and the component names in the drawings is as follows:

[0024] 10 bottom plate, 11 support frame, 12 rotating disc, 13 ball, 14 driving device, 141 rotating shaft, 142 first bevel gear, 143 motor, 144 second bevel gear, 15 positioning pin, 16 sliding groove, 17 first lead screw, 18 sliding block, 19 clamping pin, 20 supporting roller, 21 fixed plate, 22 second lead screw, 23 moving table, 24 adjusting seat, 25 adjusting rod, 26 pressing plate, 27 jackscrew, 28 light lever, 29 first hand wheel, 30 second hand wheel, 31 installation groove. DETAILED DESCRIPTION

[0025] The specific implementation cases and the drawings will be described below. Figs. 1-3 The utility model is further described, but the utility model is not limited to these embodiments.

[0026] A steel bar bending machine, such as Figs. 1-3As shown, the reinforcing bar bending machine comprises a base plate 10, a support frame 11, a rotating disc 12, a plurality of balls 13, a driving device 14, a positioning pin 15, a sliding groove 16, a first lead screw 17, a sliding block 18, a clamping pin 19 and a support roller 20; the support frame 11 is fixed on the base plate 10; the rotating disc 12 is located above the support frame 11; the plurality of balls 13 are simultaneously embedded in the rotating disc 12 and the support frame 11; the driving device 14 is installed on the base plate 10, the driving device 14 is located in the support frame 11, and the driving device 14 is connected with the rotating disc 12; the positioning pin 15 is fixed at the center of the rotating disc 12; the sliding groove 16 is arranged on the top of the rotating disc 12, and the sliding groove 16 is located outside the positioning pin 15; the first lead screw 17 is provided with a first external thread on the outer wall, at least part of the first lead screw 17 is embedded in the sliding groove 16, and both ends of the first lead screw 17 are rotatably connected with the rotating disc 12; the sliding block 18 is provided with a first threaded hole, the first threaded hole is provided with a first internal thread, the sliding block 18 is embedded in the sliding groove 16, and the first lead screw 17 passes through the first threaded hole of the sliding block 18; the clamping pin 19 is fixed on the top of the sliding block 18; two support rollers 20 are installed on the top of the support frame 11, and the two support rollers 20 are located on both sides of the rotating disc 12; wherein the first external thread is matched with the first internal thread.

[0027] By fixing the support frame 11 on the base plate 10, the base plate 10 supports the support frame 11, thereby improving the stability of the support frame 11; by locating the rotating disc 12 above the support frame 11 and simultaneously embedding the plurality of balls 13 in the rotating disc 12 and the support frame 11, the support frame 11 supports the rotating disc 12 through the plurality of balls 13, thereby enabling the rotating disc 12 to rotate relative to the support frame 11; by installing the driving device 14 on the base plate 10 and connecting the driving device 14 with the rotating disc 12, the driving device 14 can drive the rotating disc 12 to rotate, thereby providing power for rotating the rotating disc 12. By arranging the sliding groove 16 on the top of the rotating disc 12, embedding at least part of the first lead screw 17 in the sliding groove 16, and rotatably connecting both ends of the first lead screw 17 with the rotating disc 12, the rotating disc 12 supports the first lead screw 17, thereby enabling the first lead screw 17 to rotate in the sliding groove 16; by embedding the sliding block 18 in the sliding groove 16, passing the first lead screw 17 through the first threaded hole of the sliding block 18, and fixing the clamping pin 19 on the top of the sliding block 18, the sliding block 18 is threadedly connected with the first lead screw 17, thereby rotating the first lead screw 17, moving the sliding block 18 and the clamping pin 19 driven by the first lead screw 17, and enabling the clamping pin 19 to clamp the reinforcing bar to be bent in cooperation with the positioning pin 15; by installing the two support rollers 20 on the top of the support frame 11 and locating the two support rollers 20 on both sides of the rotating disc 12, the reinforcing bar to be bent can be placed on the two support rollers 20, thereby improving the stability of the reinforcing bar.

[0028] In the product with using, first, the reinforcing steel bar is placed on the two supporting rollers 20, and the reinforcing steel bar is matched with the positioning pin 15; then, the first screw rod 17 is rotated, the first screw rod 17 drives the sliding block 18 and the clamping pin 19 to move to the direction of the positioning pin 15, so that the clamping pin 19 and the positioning pin 15 are matched to clamp the reinforcing steel bar; then, the driving device 14 is started, the driving device 14 drives the rotating disc 12 and the clamping pin 19 to rotate, so that the clamping pin 19 drives the reinforcing steel bar to rotate, and the reinforcing steel bar is bent.

[0029] By moving the first screw rod 17 to drive the sliding block 18 and the clamping pin 19, the distance between the clamping pin 19 and the positioning pin 15 is adjusted, so that the clamping pin 19 and the positioning pin 15 can match to clamp reinforcing steel bars of different diameters, thereby improving the applicability of the product.

[0030] In the embodiment of the utility model, as shown in Figs. 1-3 The driving device 14 comprises: a rotating shaft 141, a first bevel gear 142, a motor 143 and a second bevel gear 144; one end of the rotating shaft 141 is rotatably connected to the top of the bottom plate 10, the rotating shaft 141 passes through the top of the support frame 11, the rotating shaft 141 is rotatably connected to the support frame 11, and the other end of the rotating shaft 141 is connected to the bottom of the rotating disc 12; the first bevel gear 142 is located in the support frame 11, and the first bevel gear 142 is sleeved on the outside of the rotating shaft 141; the motor 143 is provided with an output shaft, the motor 143 is located in the support frame 11, and the motor 143 is installed on the bottom plate 10; the second bevel gear 144 is sleeved on the outside of the output shaft of the motor 143, and the second bevel gear 144 is engaged with the first bevel gear 142.

[0031] One end of the rotating shaft 141 is rotatably connected to the top of the bottom plate 10, the rotating shaft 141 is rotatably connected to the support frame 11, and the other end of the rotating shaft 141 is connected to the bottom of the rotating disc 12, so that the bottom plate 10 and the support frame 11 can cooperate to support the rotating shaft 141, thereby improving the stability of the rotating shaft 141, and the rotating shaft 141 and the rotating disc 12 can also rotate synchronously; the first bevel gear 142 is sleeved on the outside of the rotating shaft 141, so that the first bevel gear 142 and the rotating shaft 141 can rotate synchronously; the motor 143 is installed on the bottom plate 10, the second bevel gear 144 is sleeved on the outside of the output shaft of the motor 143, and the second bevel gear 144 is engaged with the first bevel gear 142, so that the bottom plate 10 can support the motor 143, thereby enabling the motor 143 to drive the second bevel gear 144 to rotate, and the second bevel gear 144 can engage the first bevel gear 142 to rotate, thereby providing power for the rotating rotating shaft 141 and the rotating disc 12.

[0032] In the embodiment of the utility model, as shown in Figs. 1-3As shown in the figure, the reinforcing steel bar bending machine further comprises: two fixed plates 21, a second lead screw 22, a moving table 23, an adjusting seat 24, an adjusting rod 25, a pressing plate 26 and a top pin 27; the two fixed plates 21 are fixed on the top of the support frame 11, are located on one side of the rotating disc 12, and are spaced apart from each other; the second lead screw 22 is provided with a second external thread on the outer wall, and the two ends of the second lead screw 22 are rotatably connected with the two fixed plates 21 respectively; the moving table 23 is provided with a second threaded hole, and the second threaded hole is provided with a second internal thread; the moving table 23 is located between the two fixed plates 21, and the second lead screw 22 passes through the second threaded hole of the moving table 23; the adjusting seat 24 is installed on the top of the moving table 23; the adjusting rod 25 passes through the adjusting seat 24; the pressing plate 26 is connected with the adjusting rod 25; the top pin 27 passes through the top of the adjusting seat 24, and the top pin 27 is in close contact with the adjusting rod 25; wherein the second external thread is matched with the second internal thread.

[0033] By fixing the two fixed plates 21 on the top of the support frame 11, and rotatably connecting the two ends of the second lead screw 22 with the two fixed plates 21 respectively, the two fixed plates 21 are matched to support the second lead screw 22, so that the second lead screw 22 can rotate between the two fixed plates 21; by locating the moving table 23 between the two fixed plates 21 and making the second lead screw 22 pass through the second threaded hole of the moving table 23, the second lead screw 22 is threadedly connected with the moving table 23, so that the second lead screw 22 is rotated to drive the moving table 23 to move. By installing the adjusting seat 24 on the top of the moving table 23, making the adjusting rod 25 pass through the adjusting seat 24, and connecting the pressing plate 26 with the adjusting rod 25, when the moving table 23 moves, the moving table 23 can drive the adjusting rod 25 and the pressing plate 26 to move, so that the pressing plate 26 is matched with the positioning pin 15 to press the reinforcing steel bar, avoiding the movement of the reinforcing steel bar during bending, thereby improving the quality of the reinforcing steel bar bending. By passing the top pin 27 through the top of the adjusting seat 24 and making the top pin 27 in close contact with the adjusting rod 25, the adjusting rod 25 is installed in the adjusting seat 24, thereby improving the stability of the adjusting rod 25 and the pressing plate 26.

[0034] In the embodiment of the utility model, as shown in the figure, Figs. 1-3 The reinforcing steel bar bending machine further comprises: a light lever 28; the two ends of the light lever 28 are connected with the two fixed plates 21 respectively, and the light lever 28 passes through the moving table 23.

[0035] By connecting the two ends of the light lever 28 with the two fixed plates 21 respectively and making the light lever 28 pass through the moving table 23, the two fixed plates 21 are matched to support the light lever 28, so that the moving table 23 can move along the light lever 28 to improve the stability of the moving table 23.

[0036] In the embodiment of the utility model, as shown in the figure,Figs. 1-3 As shown in the figure, the reinforcing steel bar bending machine further comprises a first hand wheel 29 and a second hand wheel 30; the first hand wheel 29 is connected with the first lead screw 17, and the first hand wheel 29 is located outside the rotating disc 12; the second hand wheel 30 is connected with the second lead screw 22, and the second hand wheel 30 is located outside the fixed plate 21.

[0037] By connecting the first hand wheel 29 with the first lead screw 17 and locating the first hand wheel 29 outside the rotating disc 12, the first hand wheel 29 is rotated to drive the first lead screw 17 to rotate, thereby reducing the difficulty of rotating the first lead screw 17 and improving the use experience of the product. By connecting the second hand wheel 30 with the second lead screw 22 and locating the second hand wheel 30 outside the fixed plate 21, the second hand wheel 30 is rotated to drive the second lead screw 22 to rotate, thereby reducing the difficulty of rotating the second lead screw 22 and improving the use experience of the product.

[0038] In the embodiment of the utility model, as shown in the figure, Figs. 1-3 As shown in the figure, the reinforcing steel bar bending machine further comprises a first hand wheel 29 and a second hand wheel 30; the first hand wheel 29 is connected with the first lead screw 17, and the first hand wheel 29 is located outside the rotating disc 12; the second hand wheel 30 is connected with the second lead screw 22, and the second hand wheel 30 is located outside the fixed plate 21.

[0039] By connecting the first hand wheel 29 with the first lead screw 17 and locating the first hand wheel 29 outside the rotating disc 12, the first hand wheel 29 is rotated to drive the first lead screw 17 to rotate, thereby reducing the difficulty of rotating the first lead screw 17 and improving the use experience of the product. By connecting the second hand wheel 30 with the second lead screw 22 and locating the second hand wheel 30 outside the fixed plate 21, the second hand wheel 30 is rotated to drive the second lead screw 22 to rotate, thereby reducing the difficulty of rotating the second lead screw 22 and improving the use experience of the product.

[0040] In the description of the utility model, the term "a plurality of" refers to two or more than two, unless otherwise explicitly limited, the terms "upper", "lower" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicating or implying that the indicated device or element must have a particular orientation, a particular orientation and operation, therefore it cannot be understood as a limitation on the utility model; the terms "connection", "installation", "fixation" and the like should be understood in a broad sense, for example, "connection" can be fixed connection, or detachable connection, or integrally connected; it can be directly connected, or indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0041] In the description of the utility model, the description of the terms "one embodiment", "some embodiments", "a specific embodiment" and the like means that the specific features, structures, materials or characteristics described in combination with the embodiment or example are contained in at least one embodiment or example of the utility model. In the utility model, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0042] The above only is the preferred embodiment of the utility model has, and does not use for limiting the utility model, for the person skilled in the art, the utility model can have various changes and changes. Any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model should be contained in the protection scope of the utility model.

Claims

1. A reinforcing bar bender characterised by, The steel bar bending machine comprises: a bottom plate; a support frame fixed on the bottom plate; a rotating disc above the support frame; a plurality of rolling balls embedded in the rotating disc and the support frame at the same time; a driving device installed on the bottom plate, located in the support frame, and connected with the rotating disc; a positioning pin fixed at the center of the rotating disc; a sliding groove provided on the top of the rotating disc and located outside the positioning pin; a first lead screw provided with a first external thread on the outer wall, at least partially embedded in the sliding groove, and rotatably connected with the rotating disc at both ends; a sliding block provided with a first threaded hole in which a first internal thread is arranged, embedded in the sliding groove, and through which the first lead screw passes; a clamping pin fixed on the top of the sliding block; two support rollers installed on the top of the support frame and located on both sides of the rotating disc; wherein the first external thread is matched with the first internal thread.

2. A reinforcing bar bending machine according to claim 1, characterised in that The driving device comprises: a rotating shaft rotatably connected with the top of the bottom plate, passing through the top of the support frame, rotatably connected with the support frame, and connected with the bottom of the rotating disc at the other end; a first bevel gear located in the support frame and sleeved on the outside of the rotating shaft; a motor provided with an output shaft, located in the support frame, and installed on the bottom plate; a second bevel gear sleeved on the outside of the output shaft of the motor and engaged with the first bevel gear.

3. A reinforcing bar bending machine according to claim 1, wherein The steel bar bending machine further comprises: two fixed plates fixed on the top of the support frame, located on one side of the rotating disc, and spaced apart from each other; a second lead screw provided with a second external thread on the outer wall, rotatably connected with the two fixed plates at both ends; a moving table provided with a second threaded hole in which a second internal thread is arranged, located between the two fixed plates, and through which the second lead screw passes; an adjusting seat installed on the top of the moving table; an adjusting rod passing through the adjusting seat; a pressing plate connected with the adjusting rod; a top screw passing through the top of the adjusting seat and fitted with the adjusting rod; wherein the second external thread is matched with the second internal thread.

4. A reinforcing bar bender as claimed in claim 3 wherein, The steel bar bending machine further comprises: a light rod connected with the two fixed plates at both ends and passing through the moving table.

5. A reinforcing bar bender as claimed in claim 4 wherein, The steel bar bending machine further comprises: A first hand wheel is connected with the first screw rod, and the first hand wheel is located outside the rotary disc; A second hand wheel is connected with the second screw rod, and the second hand wheel is located outside the fixed plate.

6. A reinforcing bar bending machine according to any one of claims 1 to 5, characterised in that, The reinforcing bar bending machine further comprises: A mounting groove in a U shape is provided on the bottom plate, and at least two mounting grooves are located on both sides of the supporting frame.

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