CN210429550U

CN210429550U - Automatic winding machine for inductor

Info

Publication number: CN210429550U
Application number: CN201921590271.1U
Authority: CN
Inventors: 唐慧明; 杨英; 李衡; 敖显高
Original assignee: Hunan Demingrui Intelligent Equipment Co Ltd
Current assignee: Hunan Demingrui Intelligent Equipment Co Ltd
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-04-28
Anticipated expiration: 2029-09-24

Abstract

The utility model discloses an inductor automatic coil winding machine belongs to inductor processing equipment technical field, including bearing frame, material feeding unit, winding device, getting material balance device and controlling means, material feeding unit, winding device and getting material balance device all with controlling means electric connection, material feeding unit's output and winding device's feed end butt joint, winding device's discharge end and the butt joint of the end of getting material balance device of getting, it includes that position moving part, balance hold material part and removal clamp material part to get material balance device, position moving part can change the position on bearing the frame, balance bearing part sets up under removing clamp material part output, balance bearing part installs on position moving part's output. The utility model discloses an automatic magnetic ring wire winding operation then accomplishes the manufacturing procedure to the inductor, has improved wire-wound machining efficiency, has reduced artificial output.

Description

Automatic winding machine for inductor

Technical Field

The utility model belongs to the technical field of inductor processing equipment technique and specifically relates to an inductor automatic coil winding machine is related to.

Background

An Inductor (Inductor) is a component that can convert electrical energy into magnetic energy for storage. The inductor is similar in structure to a transformer, but has only one winding. The inductor has an inductance that only impedes the change in current. If the inductor is in a state where no current is passing, it will try to block the current from flowing through it when the circuit is on; if the inductor is in a current passing state, the inductor will try to keep the current unchanged when the circuit is opened. Inductors are also known as chokes, reactors, dynamic reactors.

At present, when the inductor is processed, most of devices manually feed a rudiment magnetic ring to a position to be wound, and the winding device is used for winding the magnetic ring to be wound, because the processed inductors in batches need to be coiled and stacked, in the prior art, the single inductor is manually loaded into a material supporting plate, but the manual feeding mode has low efficiency and huge manpower and material consumption,

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an inductor automatic coil winding machine to solve the technical problem among the prior art.

The utility model provides an automatic inductor winding machine, which comprises a bearing frame, a feeding device, a winding device, a material taking swing disc device and a control device, wherein the feeding device, the winding device and the material taking swing disc device are arranged at the top of the bearing frame, the feeding device, the winding device and the material taking swing disc device are all electrically connected with the control device, the feeding device is arranged at the side of the winding device, the material taking swing disc device is arranged at the side of the winding device, the output end of the feeding device is butted with the feed end of the winding device, the discharge end of the winding device is butted with the material taking end of the material taking swing disc device, the material taking swing disc device comprises a position moving part, a swing disc material bearing part and a moving material clamping part, the position moving part can be changed on the bearing frame, the swing disc bearing part is arranged under the output end of the moving material clamping part, the wobble plate carrier is mounted on the output end of the position moving member.

Furthermore, the winding device comprises a bearing mounting part, a wire supply part, a winding driving part, a limiting clamping part and a winding part, wherein the wire supply part, the winding driving part, the limiting clamping part and the winding part are arranged on the bearing mounting part, the output end of the winding driving part is in transmission connection with the wire supply part, the wire supply end of the wire supply part is in butt joint with the wire outlet end of the winding part, and the limiting clamping part is provided with an accommodating space for accommodating a capacitor to be wound.

Further, material feeding unit is including vibrations charging tray, material loading mounting bracket and pushing away the material cylinder, the charging tray all sets up in bearing the frame with the material loading mounting bracket in the vibrations, the output of charging tray erects on the material loading mounting bracket in the vibrations, it is the horizontal state and installs the top at the material loading mounting bracket to push away the material cylinder, the output direction of charging tray output is gone up in the output direction perpendicular to vibrations that pushes away the material cylinder, the output that pushes away the material cylinder extends the setting to winding device's feed end.

Further, winding device including be used for the drive to treat that the wire winding magnetic ring carries out the open loop of open loop and struts the part, be used for the drive to treat that the wire winding magnetic ring carries out the location driver part that the position removed and be used for treating the wire winding magnetic ring and carry out the inlet wire part that supplies the line operation, the open loop struts the part and is connected with the transmission of location driver part, the inlet wire part sets up the side that struts the part at the open loop, the inlet wire end of inlet wire part struts the butt joint with the open loop, controlling means includes controller, first inductor and second inductor, the feed inlet department that the part was propped open at the open loop is installed to first inductor, the discharge gate department that the part was propped open at the open loop is installed to the second inductor, first inductor and second inductor all with controller electric connection.

Furthermore, get material balance device still include horizontal drive part, vertical drive part, balance hold material part and location and get material part, horizontal drive part installs in the below that bears the frame panel, balance hold material part installs the output department at horizontal drive part, vertical drive part installs at the top that bears the frame, vertical drive part installs on vertical drive part's output, location is got material part and is installed at vertical drive part's output, under operating condition, the material end of getting of location and getting material part and the feed end butt joint of ring-opening distraction part's discharge end and balance hold material part.

Further, horizontal drive unit includes first lead screw slip table, load-bearing platform and two fixed mounting boards, first lead screw slip table sets up in the bottom that bears the weight of the rack panel, two fixed mounting board symmetric distribution is at the both ends of first lead screw slip table, and every the top of fixed mounting board and the bottom fixed connection who bears the weight of the rack panel, the lateral wall is connected with first lead screw slip table, load-bearing platform installs the output end department at first lead screw slip table.

Further, vertical driver part includes second lead screw slip table, removes slip table and two triangle fixed plates, the second lead screw slip table is horizontal state and installs in bearing the frame, it can install on its output along the direction that sets up of second lead screw slip table to remove the slip table, two the both sides at the second lead screw slip table are installed to the triangle fixed plate symmetry, every the triangle fixed plate homoenergetic is fixed the second lead screw slip table in bearing the frame.

Further, vertical drive part includes third lead screw slip table and vertical fixed plate, the third lead screw slip table is vertical state and installs on removing the slip table, vertical fixed plate is L shape structure, one side of vertical fixed plate and the lateral wall fixed connection of third lead screw slip table, the diapire of vertical fixed plate and the top fixed connection who removes the slip table, the location is got the material part and is included location mount and material taking clamp, the output end department at third lead screw slip table is installed to the location mount, material taking clamp installs on the lateral wall of location mount, under operating condition, material taking clamp's the material end that presss from both sides and balance material part's material bearing end butt joint, and material taking clamp's the material end that presss from both sides and ring-opening strut the discharge end butt joint of part.

Compared with the prior art, the beneficial effects of the utility model reside in that:

firstly, when a large number of magnetic rings need to be wound, firstly, the large number of magnetic rings are continuously pushed to the winding device by the feeding device in sequence, the winding device is used for winding a plurality of magnetic rings one by one, a plurality of processed inductors are continuously pushed to a discharge port of the winding device, the position moving part drives the moving clamping part to move in the horizontal and vertical directions, thereby being capable of carrying out clamping operation on the processed inductors on the winding device, clamping the processed inductors on the swinging disc material bearing component one by one, the swinging disc material bearing component is used for bearing one of the swinging disc material bearing components so as to complete the material receiving operation of the processed inductor, a series of operations are carried out, the automatic magnetic ring winding operation is realized, the inductor is processed, so that the processing efficiency of winding is improved, and the manual output is reduced.

And secondly, a large number of magnetic rings to be wound are sequentially and continuously pushed to the output end through the vibrating feeding disc, a large number of magnetic rings at the output end of the vibrating feeding disc are sequentially pushed to the winding end of the winding device through the material pushing cylinder arranged on the feeding mounting frame, and the automatic feeding operation can reduce the labor output in the feeding process and improve the working efficiency of magnetic ring feeding.

Third, because vertical drive part installs on vertical drive part's output, then vertical drive part can drive vertical drive part and remove along vertical direction, again because vertical drive part's transmission direction is the horizontal direction, then can drive vertical drive part and remove along the horizontal direction, the location is got the material part and is installed on vertical drive part's output, then can drive the location and get the material part and remove along the horizontal direction, then can improve the location and get the material scope of getting of material part, improve and get material efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic perspective view of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is a front view of the present invention.

Reference numerals:

the device comprises a bearing frame 1, a feeding device 2, a vibrating feeding disc 201, a feeding mounting frame 202, a material pushing cylinder 203, a winding device 3, a bearing mounting part 301, a wire supplying part 302, a winding driving part 303, a limiting material clamping part 304, a winding part 305, an open-loop opening part 306, a positioning driving part 307, a wire feeding part 308, a material taking swing disc device 4, a position moving part 401, a swing disc material bearing part 402, a moving material clamping part 403, a transverse driving part 404, a first lead screw sliding table 4041, a bearing platform 4042, a longitudinal driving part 405, a second lead screw sliding table 4051, a moving sliding table 4052, a vertical driving part 406, a third lead screw sliding table 4061, a positioning material taking part 407 and a control device 5.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention.

The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, an embodiment of the present invention provides an automatic winding machine for inductors, comprising a supporting frame 1, a feeding device 2, a winding device 3, a material-taking swing plate device 4 and a control device 5, wherein the feeding device 2, the winding device 3 and the material-taking swing plate device 4 are mounted on the top of the supporting frame 1, the feeding device 2, the winding device 3 and the material-taking swing plate device 4 are all electrically connected to the control device 5, the feeding device 2 is disposed beside the winding device 3, the material-taking swing plate device 4 is disposed beside the winding device 3, an output end of the feeding device 2 is abutted to a feeding end of the winding device 3, a discharge end of the winding device 3 is abutted to a material-taking end of the material-taking swing plate device 4, the material-taking swing plate device 4 comprises a position moving part 401, a swing plate material-bearing part 402 and a moving material-clamping part 403, position moving part 401 can carry out the position change on bearing frame 1, balance bearing member sets up under removing clamp part 403 output, balance bearing member installs on position moving part 401's output, the utility model discloses a theory of operation: when a large number of magnetic rings need to be wound, firstly, the large number of magnetic rings are continuously pushed to the winding device 3 through the feeding device 2 in sequence, the winding device 3 winds a plurality of magnetic rings one by one, a plurality of processed inductors are continuously pushed to a discharge port of the winding device 3, the position moving part 401 drives the moving material clamping part 403 to move in the horizontal and vertical directions, further, the processed inductors on the winding device 3 can be clamped and placed on the swinging tray material-bearing component 402 one by one, the swinging disc material bearing part 402 bears one of the swinging disc material bearing parts to complete the material receiving operation of the processed inductor, a series of operations realize the automatic magnetic ring winding operation, the inductor is processed, so that the processing efficiency of winding is improved, and the manual output is reduced.

The winding device 3 comprises a bearing mounting part 301, a wire supply part 302, a winding driving part 303, a limiting clamping part 304 and a winding part 305, wherein the wire supply part 302, the winding driving part 303, the limiting clamping part 304 and the winding part 305 are arranged on the bearing mounting part 301, the output end of the winding driving part 303 is in transmission connection with the wire supply part 302, the wire supply end of the wire supply part 302 is in butt joint with the wire outlet end of the winding part 305, the limiting clamping part 304 is provided with an accommodating space for accommodating a capacitor to be wound, the winding driving part 303 can drive the wire supply part 302 to rotate, and the wire outlet end of the winding part 305 is in butt joint with the wire inlet end of the winding part 305, so that wire supply operation can be realized, winding operation can be completed on a large.

The feeding device 2 comprises a vibration feeding disc 201, a feeding mounting frame 202 and a material pushing cylinder 203, the vibration feeding disc 201 and the feeding mounting frame 202 are arranged on the bearing frame 1, the output end of the vibration feeding disc 201 is erected on the feeding mounting frame 202, the material pushing cylinder 203 is installed at the top of the feeding mounting frame 202 in a horizontal state, the output direction of the material pushing cylinder 203 is perpendicular to the output direction of the output end of the vibration feeding disc 201, the output end of the material pushing cylinder 203 extends to the feeding end of the winding device 3, a large number of magnetic rings to be wound are sequentially and continuously pushed to the output end through the vibration feeding disc 201, the large number of magnetic rings at the output end of the vibration feeding disc 201 are sequentially pushed to the winding end of the winding device 3 through the material pushing cylinder 203 arranged on the feeding mounting frame 202, automatic feeding operation can be reduced in the feeding process, the output of manpower has improved the work efficiency of magnetic ring material loading.

The winding device 3 comprises an open-loop opening component 306 for driving a magnetic ring to be wound to open a loop, a positioning driving component 307 for driving the magnetic ring to be wound to move in position and a wire inlet component 308 for supplying wire to the magnetic ring to be wound, the open-loop opening component 306 is in transmission connection with the positioning driving component 307, the wire inlet component 308 is arranged beside the open-loop opening component 306, the wire inlet end of the wire inlet component 308 is in butt joint with the opening end of the open-loop opening component 306, the control device 5 comprises a controller, a first inductor and a second inductor, the first inductor is arranged at the material inlet of the open-loop opening component 306, the second inductor is arranged at the material outlet of the open-loop opening component 306, the first inductor and the second inductor are both electrically connected with the controller, and the first inductor and the second inductor are respectively arranged at the position of the open-loop opening component 306, when the magnetic ring to be wound is continuously conveyed to the position of the open-loop opening component 306, the two inductors can sense the position of the magnetic ring, the position of the magnetic ring can be controlled, and the winding efficiency of the magnetic ring is improved.

The material taking swing disc device 4 further comprises a transverse driving component 404, a longitudinal driving component 405, a vertical driving component 406, a swing disc material bearing component 402 and a positioning material taking component 407, wherein the transverse driving component 404 is installed below the panel of the bearing frame 1, the swing disc material bearing component 402 is installed at the output end of the transverse driving component 404, the longitudinal driving component 405 is installed at the top of the bearing frame 1, the vertical driving component 406 is installed at the output end of the longitudinal driving component 405, the positioning material taking component 407 is installed at the output end of the vertical driving component 406, in a working state, the material taking end of the positioning material taking component 407 is in butt joint with the discharge end of the open-loop opening component 306 and the feed end of the swing disc material bearing component 402, and because the vertical driving component 406 is installed at the output end of the longitudinal driving component 405, the vertical driving component 406 can drive the longitudinal driving component 405 to move along the vertical direction, and because the transmission direction of the longitudinal driving component 405 is the horizontal direction, the vertical driving component 406 can be driven to move along the horizontal direction, the positioning material taking component 407 is installed at the output end of the vertical driving component 406, and the positioning material taking component 407 can be driven to move along the horizontal direction, so that the material taking range of the positioning material taking component 407 can be improved, and the material taking efficiency can be improved.

Transverse driving part 404 includes first lead screw slip table 4041, load-bearing platform 4042 and two fixed mounting panels, first lead screw slip table 4041 sets up in the bottom that bears 1 panel of frame, two fixed mounting panel symmetric distribution is at the both ends of first lead screw slip table 4041, and every fixed mounting panel's top and the bottom fixed connection who bears 1 panel of frame, and the lateral wall is connected with first lead screw slip table 4041, load-bearing platform 4042 installs the output department at first lead screw slip table 4041, because load-bearing platform 4042 installs the output department at first lead screw slip table 4041, then can drive load-bearing platform 4042 along setting up the direction removal, because the tray holds the material part and sets up at load-bearing platform 4042's top, then can drive the tray and hold the material part and remove, realizes holding the material and connect the material operation.

Vertical driver part 405 includes second lead screw slip table 4051, removes slip table 4052 and two triangle fixed plates, second lead screw slip table 4051 is horizontal state and installs on bearing frame 1, it can install on its output along second lead screw slip table 4051's the direction that sets up, two to remove slip table 4052 the both sides at second lead screw slip table 4051, every are installed to triangle fixed plate symmetry the triangle fixed plate all can be fixed second lead screw slip table 4051 on bearing frame 1, and two triangle fixed plates can realize the fixed operation to second lead screw slip table 4051, avoid in the transmission, second lead screw slip table 4051 can damage, improve the stability among the transmission.

Vertical drive part 406 includes third lead screw slip table 4061 and vertical fixed plate, third lead screw slip table 4061 is vertical state and installs on removing slip table 4052, vertical fixed plate is L shape structure, one side of vertical fixed plate and third lead screw slip table 4061's lateral wall fixed connection, the diapire of vertical fixed plate and the top fixed connection who removes slip table 4052, the location is got material part 407 and is included location mount and material taking clamp, the output end department at third lead screw slip table 4061 is installed to the location mount, material taking clamp installs on the lateral wall of location mount, under operating condition, material taking clamp's the clamp material end and balance weight material holding part 402 hold the material end and connect, and material taking clamp's the clamp material end and the discharge end butt joint that the part 306 was strutted to the open-loop, the completion is to material taking clamp's drive operation.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The automatic inductor winding machine is characterized by comprising a bearing rack (1), a feeding device (2), a winding device (3), a taking swing disc device (4) and a control device (5), wherein the feeding device (2), the winding device (3) and the taking swing disc device (4) are installed at the top of the bearing rack (1), the feeding device (2), the winding device (3) and the taking swing disc device (4) are all electrically connected with the control device (5), the feeding device (2) is arranged beside the winding device (3), the taking swing disc device (4) is arranged beside the winding device (3), the output end of the feeding device (2) is butted with the feed end of the winding device (3), the discharge end of the winding device (3) is butted with the taking end of the taking swing disc device (4), and the taking swing disc device (4) comprises a position moving part (401), The material loading device comprises a swinging disc material bearing part (402) and a movable material clamping part (403), wherein the position of the position moving part (401) can be changed on a bearing rack (1), the swinging disc material bearing part is arranged right below the output end of the movable material clamping part (403), and the swinging disc material bearing part is arranged on the output end of the position moving part (401).

2. The automatic winding machine for the inductors according to claim 1, wherein the winding device (3) comprises a bearing mounting part (301), a wire supply part (302) arranged on the bearing mounting part (301), a winding driving part (303), a limiting clamping part (304) and a winding part (305), the output end of the winding driving part (303) is in transmission connection with the wire supply part (302), the wire supply end of the wire supply part (302) is in butt joint with the wire outlet end of the winding part (305), and an accommodating space for accommodating the capacitor to be wound is formed in the limiting clamping part (304).

3. The automatic inductor winding machine according to claim 1, wherein the feeding device (2) comprises a vibrating feeding disc (201), a feeding mounting frame (202) and a pushing cylinder (203), the vibrating feeding disc (201) and the feeding mounting frame (202) are arranged on the bearing frame (1), an output end of the vibrating feeding disc (201) is erected on the feeding mounting frame (202), the pushing cylinder (203) is installed at the top of the feeding mounting frame (202) in a horizontal state, an output direction of the pushing cylinder (203) is perpendicular to an output direction of an output end of the vibrating feeding disc (201), and an output end of the pushing cylinder (203) extends towards a feeding end of the winding device (3).

4. The automatic inductor winding machine as claimed in claim 2, wherein the winding device (3) comprises an open-loop opening component (306) for driving the magnetic ring to be wound to open the loop, a positioning driving component (307) for driving the magnetic ring to be wound to move in position, and a wire feeding component (308) for feeding the magnetic ring to be wound, the open-loop opening component (306) is in transmission connection with the positioning driving component (307), the wire feeding component (308) is arranged beside the open-loop opening component (306), the wire feeding end of the wire feeding component (308) is in butt joint with the opening end of the open-loop opening component (306), the control device (5) comprises a controller, a first inductor and a second inductor, the first inductor is arranged at the feeding port of the open-loop opening component (306), the second inductor is arranged at the discharging port of the open-loop opening component (306), the first inductor and the second inductor are both electrically connected with the controller.

5. An automatic inductor winding machine according to claim 4, characterized in that said material-taking swinging tray device (4) further comprises a transverse driving component (404), a longitudinal driving component (405), a vertical driving component (406), a swinging tray material-bearing component (402) and a positioning material-taking component (407), the transverse driving component (404) is arranged below the panel of the bearing frame (1), the wobble plate material bearing part (402) is arranged at the output end of the transverse driving part (404), the longitudinal driving component (405) is arranged on the top of the bearing frame (1), the vertical drive member (406) is mounted on the output end of the longitudinal drive member (405), the positioning material taking component (407) is arranged at the output end of the vertical driving component (406), in a working state, the material taking end of the positioning material taking component (407) is butted with the material discharging end of the open-loop opening component (306) and the material feeding end of the swinging disc material bearing component (402).

6. An inductor automatic winding machine according to claim 5, characterized in that the transverse driving part (404) comprises a first lead screw sliding table (4041), a bearing platform (4042) and two fixed mounting plates, the first lead screw sliding table (4041) is arranged at the bottom of the panel of the bearing rack (1), the two fixed mounting plates are symmetrically distributed at two ends of the first lead screw sliding table (4041), each fixed mounting plate is fixedly connected with the top end of the panel of the bearing rack (1), the side wall of the fixed mounting plate is connected with the first lead screw sliding table (4041), and the bearing platform (4042) is arranged at the output end of the first lead screw sliding table (4041).

7. An inductor automatic winding machine according to claim 6, characterized in that the longitudinal driving part (405) comprises a second screw rod sliding table (4051), a moving sliding table (4052) and two triangular fixing plates, the second screw rod sliding table (4051) is installed on the bearing rack (1) in a horizontal state, the moving sliding table (4052) can be installed on the output end of the second screw rod sliding table (4051) along the setting direction thereof, the two triangular fixing plates are symmetrically installed on two sides of the second screw rod sliding table (4051), and each triangular fixing plate can fix the second screw rod sliding table (4051) on the bearing rack (1).

8. An inductor automatic winding machine according to claim 7, characterized in that the vertical driving part (406) comprises a third screw sliding table (4061) and a vertical fixing plate, the third screw rod sliding table (4061) is vertically arranged on the movable sliding table (4052), the vertical fixing plate is of an L-shaped structure, one side of the vertical fixing plate is fixedly connected with the side wall of the third screw rod sliding table (4061), the bottom wall of the vertical fixing plate is fixedly connected with the top of the movable sliding table (4052), the positioning material taking component (407) comprises a positioning fixing frame and a material taking clamp, the positioning fixing frame is arranged at the output end of the third screw rod sliding table (4061), the material taking clamp is arranged on the side wall of the positioning fixing frame, in a working state, the material clamping end of the material taking clamp is in butt joint with the material bearing end of the material bearing part (402), and the material clamping end of the material taking clamp is in butt joint with the material discharging end of the open-loop opening part (306).