阅读说明：本技术 一种基于3d打印的弯丝机传动机构 (Wire bending machine transmission mechanism based on 3D printing ) 是由 郭丽波 李敬存 崔鑫鑫 于 2021-09-16 设计创作，主要内容包括：本发明涉及一种基于3D打印的弯丝机传动机构,属于教学演示设备技术领域,包括线材、支撑组件、导丝组件、弯丝组件、翻转组件和控制单元,支撑组件包括第一支撑板、第二支撑板和支撑柱,支撑柱两端分别与第一支撑板和第二支撑板固定连接,导丝组件设置于第一支撑板的上端面,翻转组件可拆卸连接于第一支撑板上,弯丝组件固定连接于翻转组件上,导丝组件、翻转组件和弯丝组件与控制单元电连接。线材穿过导丝组件,控制单元控制导丝组件向翻转组件中输送线材,控制单元控制弯丝组件对线材进行折弯,当线材需要在空间上进行折弯时,控制单元通过翻转组件对弯丝组件进行翻转,从而完成线材空间上上折弯,方便学生更好地理解三维空间的折弯。(The invention relates to a wire bending machine transmission mechanism based on 3D printing, which belongs to the technical field of teaching demonstration equipment and comprises a wire, a support assembly, a wire guide assembly, a wire bending assembly, a turnover assembly and a control unit, wherein the support assembly comprises a first support plate, a second support plate and a support column, two ends of the support column are respectively and fixedly connected with the first support plate and the second support plate, the wire guide assembly is arranged on the upper end surface of the first support plate, the turnover assembly is detachably connected onto the first support plate, the wire bending assembly is fixedly connected onto the turnover assembly, and the wire guide assembly, the turnover assembly and the wire bending assembly are electrically connected with the control unit. The wire rod passes the seal wire subassembly, and the control unit control seal wire subassembly carries the wire rod to the upset subassembly in, and the control unit control is bent the subassembly and is bent the wire rod, and when the wire rod need bend in the space, the control unit overturns the subassembly of bending the wire through the upset subassembly to accomplish the bending in the wire rod space, make things convenient for the student to understand the bending in three-dimensional space better.)

1. The wire bending machine transmission mechanism based on 3D printing is characterized by comprising a wire (100), a supporting component (200), a wire guiding component (300), a wire bending component (400), a turning component (500) and a control unit, wherein the supporting component (200) comprises a first supporting plate (201), a second supporting plate (202) and supporting columns (203), the first supporting plate (201) and the second supporting plate (202) are arranged in parallel, the first supporting plate (201) is positioned above the second supporting plate (202), two ends of each supporting column (203) are fixedly connected with the first supporting plate (201) and the second supporting plate (202) respectively, the supporting columns (203) are arranged at four corners of the first supporting plate (201) respectively, the wire guiding component (300) is arranged on the upper end face of the first supporting plate (201), the turning component (500) is detachably connected onto the first supporting plate (201), the wire bending assembly (400) is fixedly connected to the overturning assembly (500), the wire (100) sequentially penetrates through the wire guiding assembly (300) and the overturning assembly (500), and the wire guiding assembly (300), the overturning assembly (500) and the wire bending assembly (400) are electrically connected with the control unit.

2. The wire bending machine transmission mechanism based on 3D printing according to claim 1, wherein the wire guiding assembly (300) comprises two guide bases (301) and two first driving motors (302), the two guide bases (301) are arranged in parallel, the two guide bases (301) are fixedly connected to the upper end surface of a first supporting plate (201), through holes (303) for wires (100) to pass through are formed in the guide bases (301), the first driving motor (302) is fixedly connected to the upper end surface of the first supporting plate (201), an output shaft of the first driving motor (302) is fixedly connected with a first extrusion wheel (304), a second extrusion wheel (305) is rotatably connected to the first supporting plate (201), the second extrusion wheel (305) and the first extrusion wheel (304) are symmetrically arranged relative to the center line of the upper end surface of the first supporting plate (201), and the first extrusion wheel (304) and the second extrusion wheel (305) are made of rubber, the clearance between the first extrusion wheel (304) and the second extrusion wheel (305) is smaller than the diameter of the wire (100), and the first driving motor (302) is electrically connected with the control unit.

3. The wire bending machine transmission mechanism based on 3D printing according to claim 2, wherein the overturning assembly (500) comprises two support seats (501), a guide rod (502), a first gear (503), a second gear (504) and a second driving motor (505), the support seats (501) are arranged in parallel, the support seats (501) are fixed with the first support plate (201) through bolts, the support seats (501) are fixedly connected with a bearing (506), the guide rod (502) is fixedly connected with an inner ring of the bearing (506), the first gear (503) is fixedly connected with a side wall of the guide rod (502), the second driving motor (505) is fixedly connected with an upper end face of the first support plate (201), the second gear (504) is fixedly connected with an output shaft of the second driving motor (505), and the first gear (503) is meshed with the second gear (504), the wire (100) penetrates through the inner cavity of the guide rod (502), the wire bending assembly (400) is fixedly connected to one end, far away from the guide wire assembly (300), of the guide rod (502), and the second driving motor (505) is electrically connected with the control unit.

4. The wire bending machine transmission mechanism based on 3D printing according to claim 3, wherein the wire bending assembly (400) comprises a fixing plate (401) and a fixing seat (402), the fixing seat (402) is fixedly connected to the fixing plate (401), the fixing seat (402) is fixedly connected to the guide rod (502), a third motor (403) is fixedly connected to a side wall of the fixing plate (401) far away from the fixing seat (402), a main shaft of the third motor (403) penetrates through the fixing plate (401), a third gear (404) is fixedly connected to a main shaft of the third motor (403), a fourth gear (405) is rotatably connected to one end of the fixing plate (401) far away from the fixing seat (402), the fourth gear (405) is meshed with the third gear (404), and an L-shaped connecting plate (406) is fixedly connected to the fourth gear (405), fixedly connected with fourth motor (407) on the vertical lateral wall of connecting plate (406), the main shaft of fourth motor (407) passes connecting plate (406) and fixedly connected with fifth gear (408), fixedly connected with guide rail (409) on the lateral wall of connecting plate (406), guide rail (409) slide and are connected with rack (410), rack (410) and fifth gear (408) meshing, rack (410) upper end fixedly connected with backing pin (411), third motor (403), fourth motor (407) equal the control unit electricity connect.

5. The wire bending machine transmission mechanism based on 3D printing according to claim 4, wherein a U-shaped limiting plate (204) is fixedly connected to the end face, close to the supporting column (203), of the second supporting plate (202).

Technical Field

The invention relates to the technical field of teaching demonstration equipment, in particular to a wire bending machine transmission mechanism based on 3D printing.

Background

In daily teaching, in order to improve the classroom teaching quality, teaching aids are generally required to be used for demonstrating teaching contents so as to facilitate students to understand classroom knowledge. Students in mechanical profession can learn the knowledge of bending the wire rod when learning, and most of the existing wire bending equipment in schools can only bend the wire rod on the plane, and can not bend in a three-dimensional space, so that the classroom teaching effect is poor. To solve the problems in the prior art, the 3D printing-based wire bending machine transmission mechanism is provided.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a wire bending machine transmission mechanism based on 3D printing, which is realized by the following technical scheme:

the utility model provides a wire bending machine drive mechanism based on 3D prints, includes wire rod, supporting component, seal wire subassembly, wire bending subassembly, upset subassembly and the control unit, the supporting component includes first backup pad, second backup pad and support column, first backup pad and second backup pad parallel arrangement and first backup pad are located the top of second backup pad, the support column both ends respectively with first backup pad and second backup pad fixed connection, the support column sets up respectively in four corners of first backup pad, the seal wire subassembly sets up in the up end of first backup pad, the upset subassembly can be dismantled and connect on first backup pad, wire bending subassembly fixed connection is on the upset subassembly, the wire rod passes seal wire subassembly and upset subassembly in proper order, seal wire subassembly, upset subassembly and wire bending subassembly are connected with the control unit electricity.

The invention is further configured to: the seal wire subassembly includes guide holder and a driving motor, guide holder parallel arrangement has two, two guide holder fixed connection is in the up end of first backup pad, set up the through-hole that supplies the wire rod to pass on the guide holder, a driving motor fixed connection is in the up end of first backup pad, the first extrusion wheel of an output shaft fixed connection of a driving motor, it is connected with the second extrusion wheel to rotate on the first backup pad, the second extrusion wheel sets up with first extrusion wheel about the central line symmetry of first backup pad up end, first extrusion wheel and second extrusion wheel are made by the rubber material, clearance between first extrusion wheel and the second extrusion wheel is less than the diameter of wire rod, a driving motor is connected with the control unit electricity.

The invention is further configured to: the upset subassembly includes supporting seat, guide bar, first gear, second gear and second driving motor, supporting seat parallel arrangement has two, the supporting seat is fixed through bolt and first backup pad, supporting seat fixedly connected with bearing, guide bar and bearing inner circle fixed connection, first gear fixed connection is on the lateral wall of guide bar, second driving motor fixed connection is in the up end of first backup pad, second gear fixed connection is on second driving motor's output shaft, first gear and the meshing of second gear, the wire rod passes the guide bar inner chamber, the one end that seal wire subassembly was kept away from to curved silk subassembly fixed connection in the guide bar, second driving motor is connected with the control unit electricity.

The invention is further configured to: the bending wire assembly comprises a fixed plate and a fixed seat, the fixed seat is fixedly connected to the fixed plate, the fixed seat is fixedly connected with a guide rod, a third motor is fixedly connected to the side wall, away from the fixed seat, of the fixed plate, a main shaft of the third motor penetrates through the fixed plate, a third gear is fixedly connected to the main shaft of the third motor, one end, away from the fixed seat, of the fixed plate is rotatably connected with a fourth gear, the fourth gear is meshed with the third gear, the fourth gear is fixedly connected with an L-shaped connecting plate, a fourth motor is fixedly connected to the vertical side wall of the connecting plate, the main shaft of the fourth motor penetrates through the connecting plate and is fixedly connected with a fifth gear, a guide rail is fixedly connected to the side wall of the connecting plate, a rack is connected with the guide rail in a sliding manner, the rack is meshed with the fifth gear, and a stop pin is fixedly connected to the upper end of the rack, and the third motor and the fourth motor are electrically connected with the control unit.

The invention is further configured to: and the end surface of the second supporting plate, which is close to the supporting column, is fixedly connected with a U-shaped limiting plate.

In conclusion, the beneficial technical effects of the invention are as follows:

when the wire rod needs to be bent in space, the control unit overturns the wire bending assembly through the overturning assembly, so that the wire rod is bent in space, a student can better understand the bending of the three-dimensional space, and the teaching quality is improved.

Drawings

FIG. 1 is a schematic view for illustrating the structure of the present embodiment during operation;

FIG. 2 is an enlarged partial schematic view of portion A of FIG. 1;

FIG. 3 is an enlarged partial schematic view of portion B of FIG. 1;

FIG. 4 is a left side view for showing the present embodiment when not in operation;

fig. 5 is a schematic structural diagram for illustrating the non-operation of the present embodiment.

Reference numerals: 100. a wire rod; 200. a support assembly; 201. a first support plate; 202. a second support plate; 203. a support pillar; 204. a limiting plate; 300. a guidewire assembly; 301. a guide seat; 302. A first drive motor; 303. a through hole; 304. a first extrusion wheel; 305. a second extrusion wheel; 400. A wire bending assembly; 401. a fixing plate; 402. a fixed seat; 403. a third motor; 404. a third gear; 405. a fourth gear; 406. a connecting plate; 407. a fourth motor; 408. a fifth gear; 409. A guide rail; 410. a rack; 411. a stop pin; 500. a turnover assembly; 501. a supporting seat; 502. a guide bar; 503. a first gear; 504. a second gear; 505. a second drive motor; 506. and a bearing.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Examples

As shown in fig. 1 to 5, for the 3D printing-based wire bending machine transmission mechanism disclosed by the present invention, the transmission mechanism includes a wire 100, a supporting assembly 200, a wire guiding assembly 300, a wire bending assembly 400, an overturning assembly 500 and a control unit, the supporting assembly 200 includes a first supporting plate 201, a second supporting plate 202 and a supporting column 203, the first supporting plate 201 and the second supporting plate 202 are arranged in parallel, the first supporting plate 201 is located above the second supporting plate 202, two ends of the supporting column 203 are respectively fixedly connected with the first supporting plate 201 and the second supporting plate 202, the supporting columns 203 are respectively arranged at four corners of the first supporting plate 201, the wire guiding assembly 300 is arranged at an upper end surface of the first supporting plate 201, the overturning assembly 500 is detachably connected to the first supporting plate 201, the wire bending assembly 400 is fixedly connected to the overturning assembly 500, the wire 100 sequentially passes through the wire guiding assembly 300 and the overturning assembly 500, the wire guiding assembly 300, The flip assembly 500 and the wire bending assembly 400 are electrically connected to the control unit. When teaching demonstration is carried out, firstly, a program for bending the wire 100 is compiled in the control unit, the wire 100 passes through the wire guide assembly 300, the control unit controls the wire guide assembly 300 to convey the wire 100 to the overturning assembly 500, the control unit controls the wire bending assembly 400 to bend the wire 100, when the wire 100 needs to be bent in space, the control unit overturns the wire bending assembly 400 through the overturning assembly 500, so that the wire 100 is bent in space, a student can better understand the bending of the three-dimensional space, and the teaching quality is improved.

The guide wire assembly 300 comprises guide seats 301 and a first driving motor 302, the guide seats 301 are arranged in parallel, the two guide seats 301 are fixedly connected to the upper end surface of the first supporting plate 201, through holes 303 for the wire 100 to pass through are formed in the guide seats 301, the first driving motor 302 is fixedly connected to the upper end surface of the first supporting plate 201 and located on one side, close to the overturning assembly 500, of the guide seats 301, an output shaft of the first driving motor 302 is fixedly connected with a first extrusion wheel 304, the first supporting plate 201 is connected with a second extrusion wheel 305 in a rotating mode, the second extrusion wheel 305 and the first extrusion wheel 304 are symmetrically arranged relative to the center line of the upper end surface of the first supporting plate 201, the first extrusion wheel 304 and the second extrusion wheel 305 are made of rubber materials, the gap between the first extrusion wheel 304 and the second extrusion wheel 305 is smaller than the diameter of the wire 100, and the first driving motor 302 is electrically connected with the control unit. The wire 100 sequentially passes through the through hole 303 of the guide base 301, passes through a gap between the first pressing wheel 304 and the second pressing wheel 305, and the first driving motor 302 drives the first pressing wheel 304 to rotate, so as to drive the wire 100 to move towards the turnover assembly 500.

The turnover component 500 comprises a support base 501, a guide rod 502, a first gear 503, a second gear 504 and a second driving motor 505, two support bases 501 are arranged in parallel, the support base 501 is fixed with a first support plate 201 through bolts, a bearing 506 is fixedly connected with the support base 501, the guide rod 502 is fixedly connected with the inner ring of the bearing 506, the first gear 503 is fixedly connected onto the side wall of the guide rod 502, the second driving motor 505 is fixedly connected onto the upper end face of the first support plate 201, the second gear 504 is fixedly connected onto the output shaft of the second driving motor 505, the first gear 503 is meshed with the second gear 504, a wire 100 penetrates through the inner cavity of the guide rod 502, the wire bending component 400 is fixedly connected onto one end, away from the wire guide component 300, of the guide rod 502, and the second driving motor 505 is electrically connected with a control unit. The second driving motor 505 drives the first gear 503 to rotate through the second gear 504, and the guide rod 502 rotates along with the first gear 503, so as to drive the wire bending assembly 400 to overturn.

The wire bending assembly 400 comprises a fixing plate 401 and a fixing seat 402, the fixing seat 402 is fixedly connected to the fixing plate 401, the fixing seat 402 is fixedly connected to a guide rod 502, a third motor 403 is fixedly connected to the side wall of the fixing plate 401 far away from the fixing seat 402, a main shaft of the third motor 403 penetrates through the fixing plate 401 and is fixedly connected with a third gear 404, one end of the fixing plate 401 far away from the fixing seat 402 is rotatably connected with a fourth gear 405, the fourth gear 405 is meshed with the third gear 404, the fourth gear 405 is fixedly connected with an L-shaped connecting plate 406, a vertical side wall of the connecting plate 406 is fixedly connected with a fourth motor 407, a main shaft of the fourth motor 407 penetrates through the connecting plate 406 and is fixedly connected with a fifth gear 408, one end of the vertical side wall of the connecting plate 406 is fixedly connected with a guide rail 409, the guide rail 409 is connected with a rack 410 in a sliding manner, the rack 410 is meshed with the fifth gear 408, and a stop pin 411 is fixedly connected to the upper end of the rack 410, the control units of the third motor 403 and the fourth motor 407 are electrically connected. When the wire bending assembly 400 bends the wire 100, the third motor 403 drives the third gear 404 to rotate, the fourth motor 407 drives the fifth gear 408 to rotate the rack 410 to move upward, so that the stop pin 411 protrudes out of the upper end surface of the connecting plate 406, the stop pin 411 bends the wire 100, and when the stop pin 411 interferes with the wire 100, the fourth drive motor drives the fifth gear 408 to rotate, so that the rack 410 moves downward, and the stop pin 411 is prevented from interfering with the wire 100.

A U-shaped limiting plate 204 is fixedly connected to the end surface of the second supporting plate 202 close to the supporting column 203. When not using the mechanism of bending wire, take off the bolt of fixed bolster 501 and first backup pad 201, will overturn subassembly 500 and the subassembly 400 of bending wire and take off, place between first backup pad 201 and second backup pad 202, third motor 403 is placed in the U type groove of limiting plate 204, and limiting plate 204 supports the lower terminal surface of fixed plate 401, and the removal of the mechanism of bending wire of being convenient for after upset subassembly 500 and the subassembly 400 of bending wire pull down saves the occupation space of the mechanism of bending wire.

The guide holder, first extrusion wheel, the second extrusion wheel, a fixed base, the third gear, the fourth gear, the connecting plate, the fifth gear, the guide rail, the rack, a supporting seat, the shaping is printed by the 3D printer of school to first gear and second gear, supporting component, the seal wire subassembly, realize the curved wire mechanism of desktop level after curved wire subassembly and the equipment of upset subassembly are accomplished, make things convenient for the mr to demonstrate in the classroom, the mr can carry out the explanation of knowledge content on one side, demonstrate on one side to the content of explaining, the student of being convenient for simultaneously in theory and practice explains the understanding of content to the classroom. The control unit is preferably an S7-300 PLC.