Orthodontic hoop space forming device

Abstract

The utility model belongs to the technical field of orthodontic hoops, and particularly relates to an orthodontic hoop space forming device which is characterized in that a clamping part is arranged on an outer arm of a wire feeding shaft in a sliding manner, the clamping part comprises a pair of clamping jaws which are arranged in an opening and closing manner, the front ends of the clamping jaws extend out of the end part of the wire feeding shaft, and the clamping jaws can clamp a wire rod; the bending and cutting part comprises a bending and cutting knife, the bending and cutting knife is arranged at the front end of the clamping jaw, and the bending and cutting knife is suitable for bending and cutting the wire on the wire clamping part; by arranging the bending and cutting part, the clamping jaw can drive the wire to be conveyed to the bending and cutting part in a sliding mode, the clamping part drives the wire to rotate when rotating, and the bending and cutting part can bend the wire in different directions through cooperation of lifting and rotating of the bending and cutting part and the clamping part; and by arranging the bending shear knife, the bending shear knife can rotate to shear the wire rod, so that three-dimensional modeling processing and automatic operation of the wire rod space are realized, the production efficiency is high, and the waiting time of a patient is shortened.

Description

Technical Field

[0001] The utility model belongs to the technical field of teeth correction hoop, and in particular relates to a teeth correction hoop space forming device. Background Art

[0002] When making orthodontic braces, since each patient's teeth are different and have personalized characteristics, the steel wire material needs to be bent and cut according to the characteristics of the patient's teeth. Currently, the orthodontic braces are still produced by manual bending and cutting, which leads to high labor costs and low work efficiency, resulting in increased waiting time for patients and affecting the patient experience;

[0003] Therefore, it is necessary to provide a space-shaping device for orthodontic braces that is efficient in manufacturing and highly automated. Utility Model Content

[0004] The utility model aims to provide a space forming device for a tooth correction hoop.

[0005] In order to solve the above technical problems, the utility model provides a space forming device for an orthodontic hoop, comprising: a workbench, a winding drum is rotatably provided on the top of the workbench, and the winding drum is suitable for winding wire; a pulley is slidably provided on the top of the workbench, and the pulley is arranged at the front end of the winding drum; a wire feeding shaft is rotatably provided on the top of the pulley, wherein the winding drum is suitable for conveying the wire and passing the wire through the wire feeding shaft; a clamping part is slidably provided on the outer arm of the wire feeding shaft, and the clamping part includes a pair of opening and closing jaws, wherein the front end of the jaws extends out of the end of the wire feeding shaft and the jaws can clamp the wire; a bending and cutting part, the bending and cutting part includes a bending and shearing knife, and the bending and shearing knife is arranged at the front end of the jaws, wherein the bending and cutting part is suitable for bending and cutting the wire on the wire clamping part.

[0006] Furthermore, the clamping part also includes a clamping disk; the clamping disk is slidably arranged on the wire feeding shaft, and a pair of clamping notches adapted to the clamping jaws are arranged at the end of the clamping disk, and the clamping jaws are suitable for being inserted into the clamping notches and connected to the clamping disk; a pushing block is slidably arranged on the top of the pulley, and a pair of pushing columns are arranged at the end of the pushing block, and a connecting ring groove is arranged on the outer wall ring of the clamping disk, wherein the pushing column is suitable for being inserted into the connecting ring groove.

[0007] Furthermore, a fixing hole is provided at the top of the clamp, and the top and bottom of the clamp are respectively connected to a clamping plate by bolts; a waist-shaped groove is provided at the top of the clamp, wherein the bolt is suitable for passing through the clamping notch and the waist-shaped groove to connect the clamp to the clamping plate.

[0008] Furthermore, a first fixed block is provided on the top of the pulley, and the pushing block is slidably provided on the side wall of the first fixed block; a second fixed block is provided on the top of the pulley, and a cylinder is provided on the side wall of the second fixed block, wherein the piston rod of the cylinder is connected to the end of the pushing block.

[0009] Furthermore, a clamping motor is provided on the side wall of the second fixed block, and an output shaft of the clamping motor extends out of the second fixed block and a driving gear is provided on the extended end sleeve; the wire feeding shaft is rotatably arranged on the first fixed block and the second fixed block, and an end of the wire feeding shaft extends out of the second fixed block and a driven gear is provided on the extended end sleeve, and the driving gear is meshed with the driven gear.

[0010] Further, the bending and cutting part includes a bending shearing knife, a rotary guide sleeve and a bending shearing shaft, the rotary guide sleeve is lifted and rotated on the workbench; a placement groove is arranged on the top of the rotary guide sleeve, the bending shearing knife is arranged on the top of the placement groove, and a bending column is arranged on the top of the bending shearing knife, wherein the bending column is suitable for bending wire; the bending shearing shaft sleeve is arranged in the rotary guide sleeve, the bending shearing shaft extends out of the top of the rotary guide sleeve and a threading groove is arranged at the extended end, wherein,

[0011] The wire threading groove is suitable for passing wires.

[0012] Furthermore, a lifting block is provided at the bottom of the rotary guide sleeve, a lifting motor is provided on the side wall of the workbench, and a lifting screw is provided on the output shaft of the lifting motor, wherein the lifting block is threadedly connected to the lifting screw.

[0013] Furthermore, a passive gear is sleeved on the bottom of the rotary guide sleeve, a rotary motor is arranged in the lifting block, and a driving gear is sleeved on the output shaft of the rotary motor, wherein the driving gear is meshed with the passive gear.

[0014] Furthermore, a fastening portion and a guiding portion are arranged between the clamping portion and the bending and cutting portion; the fastening portion is arranged at the front end of the clamping portion, the fastening portion includes a sheath, a cover plate and a top column, the top of the sheath is provided with a concave notch adapted to the wire, the cover plate is covered on the top of the sheath, and the top column is slidably arranged inside the sheath; a supporting plate is arranged at the bottom of the workbench, a hinge block is rotatably arranged on the supporting plate, wherein one end of the hinge block is hinged to the bottom of the top column, and the other end of the hinge block is hinged to the bending and shearing axis through a connecting rod; the guiding portion is arranged at the front end of the fastening portion, the guiding portion includes a wire guide block, the wire guide block is arranged on the top of the workbench, a guide hole is arranged on the guide block, wherein the guide hole is suitable for passing the wire.

[0015] Furthermore, a slide is provided on the top of the workbench, and the pulley is slidably provided on the top of the slide; a conveying motor is provided on the side wall of the slide, and a conveying screw is provided on the output shaft of the conveying motor, wherein the conveying screw is threadedly connected to the bottom of the pulley.

[0016] Beneficial effects of the utility model:

[0017] 1. By setting a workbench, the workbench structure is simple and reliable, providing a good working environment for the space forming device of the tooth correction hoop of the utility model; by setting a winding disk, the winding disk can wind the wire material for preparing the tooth correction hoop and can convey the wire material forward when rotating;

[0018] 2. By setting a pulley, the pulley can drive the wire feeding shaft to slide when sliding. The wire feeding shaft is hollow, and the winding drum is suitable for conveying the wire and passing through the wire feeding shaft;

[0019] 3. By setting the clamping part, after the wire passes through the end of the wire feeding shaft, the clamping claws close to clamp the wire, and when the wire feeding shaft rotates, the clamping part is driven to rotate, thereby driving the wire to rotate;

[0020] 4. By setting up the bending and cutting part, when the clamping part slides, the clamping claw can drive the wire to slide and transport it to the bending and cutting part. When the clamping part rotates, it drives the wire to rotate. The bending and cutting part is lifted and rotated on the workbench. The lifting and rotation of the bending and cutting part and the coordination of the clamping part can bend the wire in different directions. By setting up a bending shearing knife, the bending shearing knife can rotate to cut the wire, realizing the three-dimensional modeling processing of the wire space, automated operation, high production efficiency, reducing labor costs and reducing patient waiting time. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 This is a first structural schematic diagram of the space forming device for orthodontic hoop of the utility model;

[0023] Figure 2 yes Figure 1 A partial enlarged view of the middle A;

[0024] Figure 3 It is a second structural schematic diagram of the space forming device for orthodontic hoop of the utility model;

[0025] Figure 4It is a structural schematic diagram of the clamping claw and the clamping plate of the utility model;

[0026] Figure 5 It is a structural schematic diagram of the push block and the first fixed block of the utility model;

[0027] Figure 6 It is a structural schematic diagram of the bending and cutting part of the utility model;

[0028] Figure 7 It is a schematic diagram of the cross-sectional structure of the bending and cutting part and the fastening part of the utility model;

[0029] In the figure:

[0030] 100, workbench, 110, winding drum, 120, pulley, 130, wire feeding shaft, 140, first fixed block, 150, second fixed block, 151, cylinder, 152, clamping motor, 160, lifting motor, 161, lifting screw rod, 170, slide, 180, conveying motor, 190, pushing block, 191, pushing column;

[0031] 200, clamping portion, 210, clamping claw, 211, fixing hole, 212, waist-shaped groove, 220, clamping plate, 221, clamping notch, 222, connecting ring groove, 230, clamping plate;

[0032] 300, bending and cutting part, 310, bending and shearing knife, 311, bending column, 320, rotary guide sleeve, 321, placement groove, 330, bending and shearing shaft, 331, threading groove, 340, lifting block, 350, supporting plate, 351, hinge block, 352, connecting rod;

[0033] 400, fastening portion, 410, sheath, 411, concave notch, 420, cover plate;

[0034] 500, guide portion, 510, wire guide block, 511, guide hole. DETAILED DESCRIPTION

[0035] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0036] Embodiment 1, as Figure 1-7As shown, the utility model provides a space forming device for orthodontic hoop, comprising: a workbench 100, the top of which is rotatably provided with a wire winding disk 110, the wire winding disk 110 being suitable for winding wires; by providing the workbench 100, the structure of the workbench 100 is simple and reliable, providing a good working environment for the space forming device for orthodontic hoop of the utility model; by providing the wire winding disk 110, the wire winding disk 110 can wind the wires for preparing the orthodontic hoop and can convey the wires forward when rotating; the top of the workbench 100 is slidably provided with a pulley 120, the The pulley 120 is arranged at the front end of the winding drum 110; the top of the pulley 120 is rotatably provided with a wire feeding shaft 130, wherein the winding drum 110 is suitable for conveying the wire and passing the wire feeding shaft 130; by setting the pulley 120, the pulley 120 can drive the wire feeding shaft 130 to slide when sliding, the wire feeding shaft 130 is hollow, and the winding drum 110 is suitable for conveying the wire and passing the wire feeding shaft 130; the outer arm of the wire feeding shaft 130 is slidably provided with a clamping part 200, and the clamping part 200 includes a pair of jaws 210 arranged to be opened and closed, wherein the jaws 210 are The front end extends out of the end of the wire feeding shaft 130 and the clamping jaw 210 can clamp the wire; by setting the clamping portion 200, after the wire passes through the end of the wire feeding shaft 130, the clamping jaw 210 is closed to clamp the wire, and when the wire feeding shaft 130 rotates, the clamping portion 200 is driven to rotate, thereby driving the wire to rotate; the bending and cutting portion 300, the bending and cutting portion 300 is arranged at the front end of the clamping jaw 210, wherein the bending and shearing knife 310 is suitable for bending and cutting the wire on the wire clamping portion 200; by setting the bending and cutting portion 300, the clamping portion 200 slides through the clamping jaw 210. The claw 210 can drive the wire to slide and transport it to the bending and cutting part 300. When the clamping part 200 rotates, it drives the wire to rotate. The bending and cutting part 300 is lifted and rotated on the workbench. The lifting and rotating settings of the bending and cutting part 300 cooperate with the clamping part 200 to bend the wire in different directions. By setting the bending and shearing knife 310, the bending and shearing knife 310 can shear the wire when it rotates. The utility model of the dental correction hoop space forming device realizes the spatial three-dimensional modeling processing of the wire, has automated operation, high production efficiency, reduces labor costs and reduces patient waiting time.

[0037] The clamping portion 200 also includes a clamping plate 220; the clamping plate 220 is slidably arranged on the wire feeding shaft 130, and a pair of clamping notches 221 adapted to the clamping jaws 210 are arranged at the end of the clamping plate 220, and the clamping jaws 210 are suitable for being inserted into the clamping notches 221 and connected to the clamping plate 220; a pushing block 190 is slidably arranged on the top of the pulley 120, and a pair of pushing columns 191 are arranged at the end of the pushing block, and a connecting ring groove 222 is arranged on the outer wall ring of the clamping plate 220, wherein the pushing column 191 is suitable for being inserted into the connecting ring groove 222. The clamping notch 221 is adapted to the clamping jaw 210 and can stably install the clamping jaw 210; after the clamping jaw 210 clamps the wire, the clamping disk 220 slides, and the pushing column 191 is suitable for being inserted into the connecting ring groove 222, which can push the clamping disk 220 to slide, so that the clamping jaw 210 drives the wire to slide, and when the wire feeding shaft 130 rotates, it drives the clamping disk 220 and the clamping jaw 210 to rotate, and the pushing column 191 is suitable for being inserted into the connecting ring groove 222, which can make the clamping disk 220 rotate more smoothly.

[0038] A fixing hole 211 is provided at the top of the clamping jaw 210, and the top and bottom of the clamping jaw 210 are respectively connected with a clamping plate 230 by bolts; a waist-shaped groove 212 is provided at the top of the clamping jaw 210, wherein the bolt is suitable for passing through the clamping notch 221 and the waist-shaped groove 212 to connect the clamping jaw 210 with the clamping disk 220; the clamping plate 230 can stably fix the clamping jaw 210, and when it is necessary to clamp the wire, the bolt on the clamping plate 230 is loosened, and the clamping jaw 210 can be opened on the clamping disk 220 by setting the waist-shaped groove 212. After passing the wire, the clamping plate 230 is installed on the clamping jaw 210 to complete the clamping of the wire.

[0039] A first fixed block 140 is provided on the top of the pulley 120, and the pushing block 190 is slidably provided on the side wall of the first fixed block 140; a second fixed block 150 is provided on the top of the pulley 120, and a cylinder 151 is provided on the side wall of the second fixed block 150, wherein the piston rod of the cylinder 151 is connected to the end of the pushing block 190; the movement of the piston rod of the cylinder 151 can accurately control the forward and backward sliding stroke of the pushing block 190, so that the sliding of the clamping part 200 is more precise, and the forward and backward movement stroke of the wire can be accurately controlled, thereby improving the processing efficiency.

[0040] A clamping motor 152 is provided on the side wall of the second fixed block 150, and the output shaft of the clamping motor 152 extends out of the second fixed block 150 and a driving gear is provided at the extended end; the wire feeding shaft 130 is rotatably provided on the first fixed block 140 and the second fixed block 150, and the end of the wire feeding shaft 130 extends out of the second fixed block 150 and a passive gear is provided at the extended end, and the active gear and the passive gear are meshed; the output shaft of the clamping motor 152 rotates to drive the wire feeding shaft 130 to rotate through the meshing of the active gear and the passive gear, and the rotation of the wire feeding shaft 130 can drive the clamping part 200 to rotate so that the wire can rotate; bearings (not shown in the figure) are provided in the first fixed block 140 and the second fixed block 150, which can make the wire feeding shaft 130 rotate more smoothly.

[0041] The bending and cutting part includes a bending and shearing knife 310, a rotary guide sleeve 320 and a bending and shearing shaft 330, wherein the rotary guide sleeve 320 is lifted and rotated on the workbench 100; a placement groove 321 is provided on the top of the rotary guide sleeve 320, the bending and shearing knife 310 is provided on the top of the placement groove 321, and a bending column 311 is provided on the top of the bending and shearing knife 310, wherein the bending column 311 is suitable for bending wire; the bending and shearing shaft 330 is sleeved in the rotary guide sleeve 320, the bending and shearing shaft 330 extends out of the top of the rotary guide sleeve 320 and a threading groove 331 is provided at the extended end, wherein the threading groove 331 is suitable for passing the wire. The rotary guide sleeve 320 is hollow, and a connecting ring (not shown in the figure) is arranged on the outer wall of the rotary guide sleeve 320. A connecting ring groove adapted to the connecting ring is arranged on the outer wall of the bending shear shaft 330. The connecting ring can be supported by the connecting ring groove and rotate in the connecting ring groove. A bending column 311 is integrally arranged on the top of the bending shear knife 310. After the wire passes through the threading groove 331, the rotary guide sleeve 320 is lifted and lowered to drive the bending shear knife 310 and the bending shear shaft 330 to lift and lower so that the wire is within the bending radius of the bending column 311. The rotary guide sleeve 320 The rotation drives the bending and shearing knife 310 to rotate, thereby driving the bending column 311 to rotate to bend the wire. By rotating the clamping part 200, the wire is driven to rotate in different directions, so that the wire can be bent in different directions. After the bending is completed, the rotary guide sleeve 320 first rotates to drive the bending and shearing knife 310 to rotate. At this time, the bending and shearing shaft 330 does not move. The rotary guide sleeve 320 rises and drives the bending and shearing knife 310 to rise. At this time, the wire drops relatively to the shearing path of the bending and shearing knife 310 in the threading groove 331. At this time, the rotary guide sleeve 320 rotates to drive the bending and shearing knife 310 to rotate to cut the wire.

[0042] A lifting block 340 is provided at the bottom of the rotary guide sleeve 320, and a lifting motor 160 is provided on the side wall of the workbench 100. A lifting screw 161 is provided on the output shaft of the lifting motor 160, wherein the lifting block 340 is threadedly connected with the lifting screw 161; the output shaft of the lifting motor 160 rotates to drive the lifting screw 161 to rotate, thereby driving the lifting block 340 to rise and fall, and the rotary guide sleeve 320 can be lifted and lowered to drive the bending shearing knife 310 and the bending shearing shaft 330 to rise and fall, and the wire passes through the threading groove 331, and the bending shearing shaft 330 can bend the wire axially when it is lifted and lowered.

[0043] A passive gear is sleeved on the bottom of the rotary guide sleeve 320, a rotary motor is arranged in the lifting block 340, and a driving gear is sleeved on the output shaft of the rotary motor, wherein the driving gear and the passive gear are meshed; the output shaft of the rotary motor rotates through the meshing setting of the driving gear and the passive gear to drive the rotary guide sleeve 320 to rotate, thereby driving the bending shearing knife 310 to rotate.

[0044] A fastening portion 400 and a guiding portion 500 are provided between the clamping portion 200 and the bending and cutting portion 300; the fastening portion 400 is provided at the front end of the clamping portion 200, and the fastening portion 400 includes a sheath 410, a cover plate 420 and a top column 430, the top of the sheath 410 is provided with a concave notch 411 adapted to the wire, the cover plate 420 is covered on the top of the sheath 410, and the top column 430 is slidably arranged inside the sheath 410; a supporting plate 350 is provided at the bottom of the workbench 100, and the supporting plate 350 is provided at the bottom of the workbench 100. The support plate 350 is rotatably provided with an articulated block 351, wherein one end of the articulated block 351 is articulated with the bottom of the top column 430, and the other end of the articulated block 351 is articulated with the bending shear shaft 330 through a connecting rod 352; the guide portion 500 is arranged at the front end of the fastening portion 400, and the guide portion 500 includes a wire guide block 510, and the wire guide block 510 is arranged on the top of the workbench 100, and a guide hole 511 is arranged on the guide block 510, wherein the guide hole 511 is suitable for passing the wire The support plate 350 can stably support the rotation of the hinge block 351; by setting the fastening part 400, the wire of the clamping part 200 slides forward, the cover plate 420 is covered on the top of the sheath 410, and the concave notch 411 is adapted to the wire. When the wire is transported to the processing position, the bending shear shaft 330 descends through the connecting rod 352 to make one end of the hinge block 351 descend, and the other end of the hinge block 351 rises to drive the top column 430 to rise and push the wire to fit closely with the cover plate 420 to prevent the wire from shaking. 311 rotates to bend the wire stably; when the wire needs to be conveyed forward, the bending shear shaft 330 causes one end of the hinge block 351 to rise through the connecting rod 352, and the other end of the hinge block 351 descends to drive the top column 430 to descend so that the wire and the cover plate 420 are loosened, and the clamping part can continue to drive the wire to be conveyed forward; the guide part 500 is arranged at the front end of the fastening part 400, and by setting the guide block 510, the guide hole 511 on the guide block 510 can accurately guide the wire and convey it to the threading groove 331.

[0045] A slide 170 is provided on the top of the workbench 100, and the pulley 120 is slidably provided on the top of the slide 170; a conveying motor 180 is provided on the side wall of the slide 170, and a conveying screw (not shown in the figure) is provided on the output shaft of the conveying motor 180, wherein the conveying screw is threadedly connected to the bottom of the pulley 120; when the output shaft of the conveying motor 180 rotates, it can drive the conveying screw to rotate, thereby driving the pulley 120 to slide on the top of the slide 170, driving the wire feeding shaft 130 and the clamping part 200 to the working position, thereby improving the working efficiency.

[0046] Based on the above ideal embodiments of the utility model, the relevant staff can make various changes and modifications without deviating from the technical concept of the utility model through the above description. The technical scope of the utility model is not limited to the content of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A space-forming device for orthodontic braces, characterized in that: include: A workbench, a winding drum is rotatably provided on the top of the workbench, and the winding drum is suitable for winding wire; A pulley is slidably arranged on the top of the workbench, and the pulley is arranged at the front end of the winding drum; a wire feeding shaft is rotatably arranged on the top of the pulley, wherein: The wire winding drum is suitable for conveying the wire and passing the wire through the wire feeding shaft; The outer arm of the wire feeding shaft is slidably provided with a clamping portion, and the clamping portion includes a pair of clamping claws arranged in an open and closed manner, wherein: The front end of the clamp extends out of the end of the wire feeding shaft and the clamp is capable of clamping the wire; A bending and cutting portion, wherein the bending and cutting portion is arranged at the front end of the clamping claw, wherein: The bending and cutting portion is suitable for bending and cutting the wires on the wire clamping portion.

2. A tooth correction hoop space forming device as claimed in claim 1, characterized in that: The clamping portion further comprises a clamping disc; the clamping disc is slidably disposed on the wire feeding shaft, a pair of clamping notches adapted to the clamping claws are disposed at the end of the clamping disc, and the clamping claws are adapted to be inserted into the clamping notches and connected to the clamping disc; A push block is slidably arranged on the top of the pulley, a pair of push columns are arranged at the end of the push block, and a connecting ring groove is arranged on the outer wall of the clamping disk, wherein: The pushing column is suitable for being inserted into the connecting ring groove.

3. A tooth correction hoop space forming device as claimed in claim 2, characterized in that: A fixing hole is provided on the top of the clamping jaw, and a clamping plate is connected to the top and bottom of the clamping jaw respectively by bolts; The top of the clamping jaw is provided with a waist-shaped groove, wherein: The bolt is suitable for passing through the clamping notch and the waist-shaped groove to connect the clamping claw with the clamping plate.

4. A tooth correction hoop space forming device as claimed in claim 3, characterized in that: A first fixed block is arranged on the top of the pulley, and the push block is slidably arranged on the side wall of the first fixed block; a second fixed block is arranged on the top of the pulley, and a cylinder is arranged on the side wall of the second fixed block, wherein: The piston rod of the cylinder is connected to the end of the pushing block.

5. A tooth correction hoop space forming device as claimed in claim 4, characterized in that: A clamping motor is disposed on the side wall of the second fixing block, an output shaft of the clamping motor extends out of the second fixing block and a driving gear is disposed on the protruding end; The wire feeding shaft is rotatably arranged on the first fixing block and the second fixing block, the end of the wire feeding shaft extends out of the second fixing block and a passive gear is sleeved on the extended end, and the active gear is meshed with the passive gear.

6. A tooth correction hoop space forming device as claimed in claim 5, characterized in that: The bending and cutting part includes a bending shearing knife, a rotary guide sleeve and a bending shearing shaft. The rotary guide sleeve is lifted and rotated on the workbench. A placement groove is arranged on the top of the rotary guide sleeve. The bending shearing knife is arranged on the top of the placement groove. A bending column is arranged on the top of the bending shearing knife, wherein: The bending column is suitable for bending wire; The bending shearing shaft sleeve is arranged in the rotary guide sleeve, the bending shearing shaft extends out of the top of the rotary guide sleeve and a threading groove is arranged at the extended end, wherein: The wire threading groove is suitable for passing wires.

7. A tooth correction hoop space forming device as claimed in claim 6, characterized in that: A lifting block is arranged at the bottom of the rotary guide sleeve, a lifting motor is arranged on the side wall of the workbench, and a lifting screw is arranged on the output shaft of the lifting motor, wherein: The lifting block is threadedly connected to the lifting screw rod.

8. A tooth correction hoop space forming device as claimed in claim 7, characterized in that: The bottom of the rotary guide sleeve is sleeved with a passive gear, the lifting block is provided with a rotary motor, and the output shaft of the rotary motor is sleeved with a driving gear, wherein: The driving gear is meshed with the driven gear.

9. A tooth correction hoop space forming device as claimed in claim 8, characterized in that: A fastening portion and a guiding portion are provided between the clamping portion and the bending and cutting portion; The fastening part is arranged at the front end of the clamping part, and the fastening part includes a sheath, a cover plate and a top column. The top of the sheath is provided with a concave notch adapted to the wire, the cover plate is arranged on the top of the sheath, and the top column is slidably arranged inside the sheath; A support plate is provided at the bottom of the workbench, and a hinge block is rotatably provided on the support plate, wherein one end of the hinge block is hinged to the bottom of the top column, and the other end of the hinge block is hinged to the bending shear axis through a connecting rod; The guide portion is arranged at the front end of the fastening portion, and the guide portion comprises a wire guide block, and the wire guide block is arranged on the top of the workbench, and a guide hole is arranged on the guide block, wherein, The guide hole is suitable for passing a wire.

10. The orthodontic brace space forming device according to claim 9, characterized in that: A slide is arranged on the top of the workbench, and the pulley is slidably arranged on the top of the slide; a conveying motor is arranged on the side wall of the slide, and a conveying screw is arranged on the output shaft of the conveying motor, wherein: The conveying screw rod is threadedly connected to the bottom of the pulley.

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