CN211280329U

CN211280329U - Wire-bound binding machine with improved wire feeding mechanism

Info

Publication number: CN211280329U
Application number: CN201921787083.8U
Authority: CN
Inventors: 周添星
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-08-18
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses an improve thread binding formula book-binding machine that send line mechanism, which comprises a frame, file binding platform, drilling equipment and thread feeding device, file binding platform sets up the middle part position in the frame, file binding platform sets up the wire casing of putting that is used for putting into binding line of horizontal extension, drilling equipment installs the top or the below at file binding platform, thread feeding device installs at the interval and send the line needle by at least two, install at least one in the below of file binding platform and send the line guide block, send the line guide block to have seted up and send the line guide hole, the upper portion of respectively sending the line needle inserts respectively under initial condition and locates corresponding line guide hole that send. The utility model discloses simplify and send line mechanism, the structure is simpler, further reduce cost, and effectively avoid sending the line in-process to hit absolutely and send the line needle.

Description

Wire-bound binding machine with improved wire feeding mechanism

Technical Field

The utility model belongs to the technical field of porous archives book-binding machine technique and specifically relates to a line dress formula book-binding machine who improves thread feeding mechanism is related to.

Background

The file binding machine is characterized in that a file binding platform is arranged in the middle of the machine frame, a drilling device is installed above the file binding platform, three drilling knives are installed at intervals on the drilling device, a wire feeding device is installed above or below the file binding platform, three wire feeding needles are installed at intervals on the wire feeding device, round holes are drilled in files through the drilling knives, and binding wires in wire placing grooves are pulled through the wire feeding needles to penetrate through the round holes.

At present, the thread feeding needle is easy to sway or bend due to the fact that the length of the thread feeding needle is long and the resistance of binding the thread during the thread feeding process is large, so that a firing pin occurs during the thread feeding process, and the thread feeding needle is broken once the firing pin occurs, which is not allowed.

In addition, the top surface of the document binding platform is provided with a wire placing groove, and the binding wire placed in the wire placing groove needs to be avoided from the drill, so that the wire placing groove has larger width along the longitudinal direction, the binding wire contained in the wire placing groove is biased to one side of the drill before drilling, the binding wire is prevented from being cut off by the drill, and the binding wire is pushed to the wire feeding needle by the wire pushing plate during wire feeding, and the structure is complex, the action stability is poor, and therefore improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an improve the line dress formula book-binding machine that send line mechanism, simplify and send line mechanism, the structure is simpler, and further reduce cost, and effectively avoid sending the line in-process to hit to break and send the line needle.

In order to realize the purpose, the utility model discloses the technical scheme who adopts is: the utility model provides an improve thread binding machine of sending line mechanism, which comprises a frame, file binding platform, drilling equipment and send the line device, file binding platform sets up the middle part position in the frame, file binding platform sets up the wire casing of putting that is used for putting into the binding line that transversely extends, drilling equipment installs in file binding platform's top or below, send the line device to install in file binding platform's below, send the line device interval to install two at least line feed needles, install one at least line feed guide block in file binding platform's below, send the line guide block to set up and send the line guide hole, the upper portion of each line feed needle is inserted respectively and is located corresponding line feed guide hole under initial condition.

Furthermore, the thread feeding device comprises a thread feeding motor, a thread feeding transmission mechanism, a thread feeding lifting plate and thread feeding needles, wherein the thread feeding motor is fixed on the frame, the thread feeding lifting plate is slidably mounted on the frame, the three thread feeding needles are fixed on the upper portion of the thread feeding lifting plate at intervals and are located below the thread placing grooves, the thread feeding motor is in transmission connection with the thread feeding transmission mechanism, the thread feeding transmission mechanism is in transmission connection with the thread feeding lifting plate and is used for driving the thread feeding needles to synchronously move up and down and realize automatic thread feeding, and the thread feeding guide block is fixed at the bottom of the file binding platform or the frame.

Furthermore, the document binding platform is provided with wire feeding holes which vertically penetrate through the document binding platform corresponding to the positions of the wire feeding needles, a wire feeding guide hole is correspondingly arranged below each wire feeding hole, the wire placing grooves vertically penetrate through the document binding platform, the upper parts of the wire feeding needles penetrate through the corresponding wire feeding guide holes and are inserted into the corresponding wire feeding holes in an initial state, and the needle bodies of the wire feeding needles exposed between the wire feeding holes and the wire feeding guide holes form a wire blocking part.

Furthermore, one side of the upper part of the thread feeding needle is provided with a thread hanging hook groove, the thread hanging hook groove is positioned between the thread feeding guide block and the bottom surface of the document binding platform in an initial state, and a thread placing area which is composed of the bottom surface of the document binding platform, the thread feeding guide block and the thread hanging hook groove and used for containing binding threads is formed below the document binding platform.

Furthermore, the wire placing groove is obliquely arranged, the groove wall of the wire placing groove and the top of the rear end part of the wire feeding guide block are respectively provided with an obliquely arranged wire inclined surface, the lower part of the wire hanging hook groove is not higher than the wire inclined surface of the wire feeding guide block in an initial state so as to directly guide the binding wire into the wire hanging hook groove when the binding wire is loaded into the wire placing groove, the upper part of the wire placing groove is provided with a wire inlet which is exposed out of the top surface of the file binding platform, the lower part of the wire placing groove is provided with a wire outlet which is exposed out of the bottom surface of the file binding platform, and the wire inlet is horizontally deviated from the wire outlet for a set distance.

Furthermore, the thread feeding device is provided with at least three thread feeding needles at intervals, the bottom of the file binding platform is respectively fixed with one thread feeding guide block at a position corresponding to each thread feeding needle, each thread feeding guide block longitudinally penetrates through the lower part of the thread placing groove, the rear end part of each thread feeding guide block is respectively provided with one thread feeding guide hole, each thread feeding hole vertically penetrates through the thread placing groove, and each thread feeding hole is vertically aligned with one corresponding thread feeding guide hole positioned below the thread feeding guide hole.

Furthermore, the left side and the right side of the bottom of the file binding platform are respectively fixed with a fixed rod, the file binding platform comprises a front platform body and a back platform body which are adjacently arranged, the front platform body and the back platform body are arranged at intervals at the joint to form the wire placing groove, the fixed rods fix the front platform body and the back platform body, the top surface of the front platform body is lower than the top surface of the back platform body, and the rear side of the wire placing groove forms a blocking wall higher than the top surface of the front platform body.

Furthermore, the positions of the wire placing grooves corresponding to the tops of the two fixing rods are respectively provided with a wire hanging groove, the wire hanging grooves are obliquely arranged, and the wire placing grooves are respectively butted with the two wire hanging grooves so as to realize traction and hanging of two end parts of the binding wires loaded into the wire placing area.

Furthermore, the file binding platform is provided with a file box which is used for containing and positioning files and is configured on the file binding platform, and the file binding platform is provided with a limiting mechanism in limiting fit with the file box and/or a file box driving mechanism for driving the file box to move; the bottom surface of the front platform body and the bottom surface of the file box are provided with an incoming line gap; in the initial state, the upper end of the thread feeding needle extends to a position above the top surface of the rear table body.

Furthermore, the file binding platform is fixed at the middle position of the rack, the drilling device is installed above the file binding platform, the wire feeding device is installed below the file binding platform, and the drilling device and the wire feeding device are arranged in a vertically opposite mode;

the drilling device comprises a drilling lifting motor, a drilling lifting transmission mechanism, a drilling lifting seat, a drilling motor and three drilling knives arranged at intervals in the transverse direction, the drilling lifting motor is fixed on the rack, the drilling lifting seat is slidably mounted on the rack, the three drilling motors are mounted at the upper part of the drilling lifting seat in the transverse direction at intervals, each drilling knife is mounted below the drilling lifting seat in a rotating mode, each drilling knife is connected with one corresponding drilling motor in a transmission mode, the drilling lifting motor is connected with the drilling lifting transmission mechanism in a transmission mode, and the drilling lifting transmission mechanism is connected with the drilling lifting seat in a transmission mode;

each thread feeding needle is longitudinally aligned or vertically aligned with a corresponding drill bit;

the file binding platform is provided with a conductive rubber pad which can move back and forth at the position corresponding to each drill knife.

After the structure is adopted, compared with the prior art, the utility model the advantage that has is: the utility model discloses simplify and send line mechanism, the structure is simpler, further reduce cost, and effectively avoid sending the line in-process to hit absolutely and send the line needle.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of the thread binding machine of the present invention.

Fig. 2 is a schematic view of the internal structure of the thread binding machine of the present invention.

Fig. 3 is a schematic structural view of the document binding platform of the present invention, in which a thread feeding guide block is installed at the bottom.

Fig. 4 is a schematic structural view of the thread feeding needle of the present invention.

Fig. 5 is a front view of the thread feeding needle of the present invention.

In the figure:

1. the binding machine comprises a frame 11, a file binding platform 111, a front platform body 112, a back platform body 12, a wire feeding guide block 13, a wire feeding guide hole 14, a wire placing groove 15, a conductive rubber pad 16, a wire feeding hole 17, a fixing rod 18 and a wire hanging groove

2. The drilling device 21, the drill 22, the drilling lifting motor 23, the drilling lifting seat 24 and the drilling motor.

3. The thread feeding device 31, the thread feeding needle 32, the thread feeding motor 33, the thread feeding lifting plate 34, the thread hanging hook groove 35 and the mounting part.

4. Document box 41, paper pressing rod 42, rotating arm 43 and clearance area

5. A document cassette drive mechanism.

Detailed Description

The following are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby.

A thread binding machine with an improved thread feeding mechanism is disclosed, and shown in figures 1 to 5, the thread binding machine comprises a rack 1, a file binding platform 11, a drilling device 2 and a thread feeding device 3, wherein the file binding platform 11 is arranged at the middle position of the rack 1, the file binding platform 11 is provided with a thread placing groove 14 which is transversely extended and used for placing binding threads, the drilling device 2 is arranged above or below the file binding platform 11, the thread feeding device 3 is arranged below the file binding platform 11, at least two thread feeding needles 31 are arranged at intervals on the thread feeding device 3, at least one thread feeding guide block 12 is arranged below the file binding platform 11, the thread feeding guide block 12 is provided with thread feeding guide holes 13, and the upper parts of the thread feeding needles 31 are respectively inserted into the corresponding thread feeding guide holes 13 in an initial state.

Specifically, the file binding platform 11 is fixed at the middle position of the frame 1, the drilling device 2 is installed above the file binding platform 11, the thread feeding device 3 is installed below the file binding platform 11, and the drilling device 2 and the thread feeding device 3 are arranged up and down oppositely. The thread feeding device 3 is provided with at least three thread feeding needles 31 at intervals, the bottom of the file binding platform 11 is respectively fixed with a thread feeding guide block 12 corresponding to the position of each thread feeding needle 31, each thread feeding guide block 12 longitudinally penetrates through the lower part of the thread placing groove 14, the rear end part of each thread feeding guide block 12 is respectively provided with a thread feeding guide hole 13, each thread feeding hole 16 vertically penetrates through the thread placing groove 14, each thread feeding hole 16 is vertically aligned with a corresponding thread feeding guide hole 13 positioned below the thread feeding hole, the thread feeding guide holes 13 have a guiding function and a limiting function on the thread feeding needles 31, the bending deformation or the swinging of each thread feeding needle 31 when the tension is applied is avoided, the thread feeding needles 31 are more smooth in thread feeding, and the thread feeding needles 31 are prevented from being broken.

In the preferred embodiment, the drilling device 2 is installed above the document binding platform 11, the thread feeding device 3 is installed below the document binding platform 11, three drill knives 21 are installed on the drilling device 2 at intervals in the transverse direction, three thread feeding needles 31 are installed on the thread feeding device 3 at intervals, and each thread feeding needle 31 is aligned with a corresponding drill knife 21 in the longitudinal direction or in the vertical direction. Wherein, the drill 21 is a hollow tubular drill with the lower pipe wall as the drilling blade, and the drill 21 discharges the paper scrap generated during drilling upwards from the middle through hole of the drill.

Specifically, the drilling device 2 comprises a drilling lifting motor 22, a drilling lifting transmission mechanism, a drilling lifting seat 23, a drilling motor 24 and three drilling knives 21 arranged at intervals transversely, the drilling lifting motor 22 is fixed on the frame 1, the drilling lifting seat 23 is slidably mounted on the frame 1, the three drilling motors 24 are mounted at intervals transversely on the upper portion of the drilling lifting seat 23, each drilling motor 24 of the three drilling knives 21 is rotatably mounted below the drilling lifting seat 23, each drilling knife 21 is respectively connected with one corresponding drilling motor 24 in a transmission manner, the drilling lifting motor 22 is connected with the drilling lifting transmission mechanism in a transmission manner, and the drilling lifting transmission mechanism is connected with the drilling lifting seat 23 in a transmission manner; the drilling lifting transmission mechanism is preferably a rack transmission mechanism consisting of a rack fixed on the drilling lifting seat 23 and a gear engaged with the rack and mounted on the drilling lifting motor 22. The document binding platform 11 is provided with a conductive rubber pad 15 which can move back and forth at the position corresponding to each drill 21.

Specifically, the thread feeding device 3 comprises a thread feeding motor 32, a thread feeding transmission mechanism, a thread feeding lifting plate 33 and thread feeding needles 31, wherein the thread feeding motor 32 is fixed on the rack 1, the thread feeding lifting plate 33 is slidably mounted on the rack 1, three thread feeding needles 31 are fixed on the upper part of the thread feeding lifting plate 33 at intervals, and each thread feeding needle 31 is longitudinally aligned or vertically aligned with one corresponding drill bit 21; the thread feeding needles 31 are positioned below the thread placing grooves 14, the thread feeding motor 32 is in transmission connection with a thread feeding transmission mechanism, the thread feeding transmission mechanism is in transmission connection with a thread feeding lifting plate 33 and is used for driving each thread feeding needle 31 to synchronously move up and down and realize automatic thread feeding, and the thread feeding transmission mechanism is preferably a rack transmission mechanism which consists of a rack fixed on the thread feeding lifting plate 33 and a gear which is meshed with the rack and matched with the rack and is arranged on the thread feeding motor 32. The thread feeding guide block 12 is fixed to the bottom of the document binding table 11 or the frame 1.

Preferably, the document binding platform 11 is provided with wire feeding holes 16 vertically penetrating through the document binding platform 11 at positions corresponding to the wire feeding needles 31, a wire feeding guide hole 13 is correspondingly arranged below each wire feeding hole 16, the wire placing groove 14 vertically penetrates through the document binding platform 11, the upper parts of the wire feeding needles 31 are respectively arranged in the corresponding wire feeding guide holes 13 and inserted into the corresponding wire feeding holes 16 in an initial state, and the needle bodies of the wire feeding needles 31 exposed between the wire feeding holes 16 and the wire feeding guide holes 13 form a wire blocking part for blocking and limiting the placing positions of binding wires and positioning the binding wires below the document binding platform 11.

The thread feeding needle 31 has a mounting portion 35 located at a lower portion and a needle body connected to the mounting portion, and the needle body has a flat shape. A thread hooking groove 34 is formed at one side of the upper portion of the thread feeding pin 31, the thread hooking groove 34 is positioned between the thread feeding guide 12 and the bottom surface of the document binding platform 11 in an initial state, and a thread placing area for accommodating the binding thread is formed below the document binding platform 11 and composed of the bottom surface of the document binding platform 11, the thread feeding guide 12 and the thread hooking groove 34, so that the binding thread is automatically loaded into the thread hooking groove 34.

Specifically, the wire placing groove 14 is obliquely arranged, the groove wall of the wire placing groove 14 and the top of the rear end part of the wire feeding guide block 12 are respectively provided with an obliquely arranged wire inclined surface, the lower part of the wire hooking groove 34 is not higher than the wire inclined surface of the wire feeding guide block 12 in an initial state, so that the binding wire is directly guided into the wire hooking groove 34 when the binding wire is loaded into the wire placing groove 14, the upper part of the wire placing groove 14 is provided with a wire inlet exposed out of the top surface of the document binding platform 11, the lower part of the wire placing groove 14 is provided with a wire outlet exposed out of the bottom surface of the document binding platform 11, the wire inlet is horizontally deviated from the wire outlet by a set distance, a user can conveniently load the binding wire into the wire placing groove 14, and the binding wire can completely slide downwards and penetrate through the wire placing groove 14 to finally reach a.

Preferably, a fixing rod 17 is fixed on each of the left and right sides of the bottom of the document binding platform 11, the document binding platform 11 includes a front stage 111 and a rear stage 112 which are adjacently arranged, the front stage 111 and the rear stage 112 are arranged at an interval at the joint to form a wire placing slot 14, the fixing rod 17 fixes the front stage 111 and the rear stage 112, the top surface of the front stage 111 is lower than the top surface of the rear stage 112, and a blocking wall higher than the top surface of the front stage 111 is formed at the rear side of the wire placing slot 14, so that the binding wire can smoothly slide into the wire placing slot 14. The positions of the wire placing grooves 14 corresponding to the tops of the two fixing rods 17 are respectively provided with a wire hanging groove 18, the wire hanging grooves 18 are obliquely arranged, and the wire placing grooves 14 are respectively butted with the two wire hanging grooves 18 so as to realize traction and hang the two end parts of the binding wires loaded into the wire placing area.

The file binding platform 11 is provided with a file box 4 which is used for containing and positioning files and is configured on the file binding platform 11, the files are contained through the file box 4, the file binding platform 11 is provided with a limiting mechanism which is in limiting fit with the file box 4 or a file box driving mechanism 5 which drives the file box 4 to move, so that the file box 4 stops at a specified position, drilling and threading are conveniently carried out at the specified position of the files, and the file binding platform can be suitable for files with different sizes and specifications; the bottom surface of the front platform body 111 and the bottom surface of the file box 4 are provided with an inlet wire gap; in the initial state, the upper end portion of the thread feeding pin 31 protrudes to a position above the top surface of the back base body 112 to block the binding thread, the binding thread is transversely tensioned to enter along the thread feeding slit formed on the top surface of the document binding platform 11, and the binding thread slides into the thread placing groove 14 and then finally slides into the thread placing area.

An evading area 43 is arranged in the middle of the bottom plate of the file box 4, the file box 4 is provided with a paper pressing rod 41, a rotating arm 42 extends from the left side and the right side of the paper pressing rod 41 respectively, the two rotating arms 42 are respectively pivoted to the left side and the right side of the file box 4, so that the paper pressing rod 41 can rotate relative to the bottom plate of the file box 4, the paper pressing rod 41 can elastically abut against the bottom plate of the file box 4 through elastic pieces arranged on the two rotating arms 42, the paper pressing rod 41 can automatically compress files, and drilling and threading are facilitated.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. The utility model provides an improve line dress formula book-binding machine that send line mechanism, which comprises a frame (1), file binding platform (11), drilling equipment (2) and send line device (3), file binding platform (11) set up the middle part position in frame (1), file binding platform (11) are seted up horizontal extension be used for imbedding the line of binding put wire casing (14), drilling equipment (2) are installed in the top or the below of file binding platform (11), send line device (3) to install the below at file binding platform (11), send line device (3) interval to install two at least line feeding needle (31), its characterized in that: at least one thread feeding guide block (12) is arranged below the file binding platform (11), thread feeding guide holes (13) are formed in the thread feeding guide block (12), and the upper parts of the thread feeding needles (31) are inserted into the corresponding thread feeding guide holes (13) in an initial state.

2. The thread binding machine with an improved thread feeding mechanism according to claim 1, wherein: the wire feeding device (3) comprises a wire feeding motor (32), a wire feeding transmission mechanism, a wire feeding lifting plate (33) and wire feeding needles (31), the wire feeding motor (32) is fixed on the rack (1), the wire feeding lifting plate (33) is slidably mounted on the rack (1), the three wire feeding needles (31) are fixed on the upper portion of the wire feeding lifting plate (33) at intervals, the wire feeding needles (31) are located below the wire placing grooves (14), the wire feeding motor (32) is in transmission connection with the wire feeding transmission mechanism, the wire feeding transmission mechanism is in transmission connection with the wire feeding lifting plate (33) and used for driving the wire feeding needles (31) to synchronously move up and down and realize automatic wire feeding, and the wire feeding guide block (12) is fixed at the bottom of the file binding platform (11) or the rack (1).

3. The thread binding machine with an improved thread feeding mechanism according to claim 1, wherein: the file binding platform (11) is provided with wire feeding holes (16) which vertically penetrate through the file binding platform (11) corresponding to the positions of the wire feeding needles (31), the wire feeding guide holes (13) are correspondingly arranged below the wire feeding holes (16), the wire placing groove (14) vertically penetrates through the file binding platform (11), the upper parts of the wire feeding needles (31) are respectively arranged in the corresponding wire feeding guide holes (13) in a penetrating mode and inserted into the corresponding wire feeding holes (16) in an initial state, and the needle bodies of the wire feeding needles (31) exposed between the wire feeding holes (16) and the wire feeding guide holes (13) form a wire blocking part.

4. The thread binding machine with an improved thread feeding mechanism according to claim 3, wherein: one side of the upper part of the thread feeding needle (31) is provided with a thread hanging hook groove (34), the thread hanging hook groove (34) is positioned between the thread feeding guide block (12) and the bottom surface of the file binding platform (11) in an initial state, and a thread placing area which is composed of the bottom surface of the file binding platform (11), the thread feeding guide block (12) and the thread hanging hook groove (34) and is used for containing binding threads is formed below the file binding platform (11).

5. The thread binding machine with an improved thread feeding mechanism according to claim 4, wherein: the binding machine is characterized in that the wire placing groove (14) is obliquely arranged, the groove wall of the wire placing groove (14) and the top of the rear end part of the wire feeding guide block (12) are respectively provided with an obliquely arranged wire inclined surface, the lower part of the wire hanging hook groove (34) is not higher than the wire inclined surface of the wire feeding guide block (12) in an initial state, so that binding wires are directly guided into the wire hanging hook groove (34) when binding wires are loaded into the wire placing groove (14), the upper part of the wire placing groove (14) is provided with a wire inlet which exposes the top surface of the file binding platform (11), the lower part of the wire placing groove (14) is provided with a wire outlet which exposes the bottom surface of the file binding platform (11), and the wire inlet is horizontally deviated from the wire outlet by a set distance.

6. The thread binding machine with an improved thread feeding mechanism according to claim 3, wherein: the thread feeding device (3) is provided with at least three thread feeding needles (31) at intervals, the positions of the bottom of the file binding platform (11) corresponding to the thread feeding needles (31) are respectively and fixedly provided with one thread feeding guide block (12), each thread feeding guide block (12) longitudinally penetrates through the lower portion of the thread placing groove (14), the rear end portion of each thread feeding guide block (12) is respectively provided with one thread feeding guide hole (13), each thread feeding hole (16) vertically penetrates through the thread placing groove (14), and each thread feeding hole (16) is vertically aligned with one corresponding thread feeding guide hole (13) located below the corresponding thread feeding guide hole.

7. The thread binding machine with an improved thread feeding mechanism according to claim 4, wherein: the left side and the right side of the bottom of the file binding platform (11) are respectively fixed with a fixing rod (17), the file binding platform (11) comprises a front platform body (111) and a back platform body (112) which are adjacently arranged, the front platform body (111) and the back platform body (112) are arranged at intervals at the joint to form a wire placing groove (14), the front platform body (111) and the back platform body (112) are fixed by the fixing rod (17), the top surface of the front platform body (111) is lower than that of the back platform body (112), and a blocking wall higher than that of the top surface of the front platform body (111) is formed at the back side of the wire placing groove (14).

8. The thread binding machine with an improved thread feeding mechanism according to claim 7, wherein: the positions, corresponding to the top of the two fixing rods (17), of the wire placing grooves (14) are respectively provided with a wire hanging groove (18), the wire hanging grooves (18) are obliquely arranged, and the wire placing grooves (14) are respectively butted with the two wire hanging grooves (18) so as to realize traction and hang the two end parts of the binding wires loaded into the wire placing area.

9. The thread binding machine with an improved thread feeding mechanism according to claim 7, wherein: the file binding platform (11) is provided with a file box (4) which is used for containing and positioning files and is configured on the file binding platform (11), and the file binding platform (11) is provided with a limiting mechanism in limiting fit with the file box (4) and/or a file box driving mechanism (5) for driving the file box (4) to move; the bottom surface of the front platform body (111) and the bottom surface of the file box (4) are provided with an incoming line gap; in the initial state, the upper end of the thread feeding needle (31) extends to a position above the top surface of the rear table body (112).

10. The thread binding machine with an improved thread feeding mechanism according to any one of claims 1 to 9, wherein: the file binding platform (11) is fixed in the middle of the rack (1), the drilling device (2) is installed above the file binding platform (11), the wire feeding device (3) is installed below the file binding platform (11), and the drilling device (2) and the wire feeding device (3) are arranged in a vertically opposite mode;

the drilling device (2) comprises a drilling lifting motor (22), a drilling lifting transmission mechanism, a drilling lifting seat (23), a drilling motor (24) and three drilling knives (21) which are arranged at intervals transversely, the drilling lifting motor (22) is fixed on the rack (1), the drilling lifting seat (23) is slidably mounted on the rack (1), the three drilling motors (24) are mounted at the upper part of the drilling lifting seat (23) at intervals transversely, each drilling motor (24) of the three drilling knives (21), the three drilling knives (21) are respectively rotatably mounted below the drilling lifting seat (23), each drilling knife (21) is respectively connected with one corresponding drilling motor (24) in a transmission manner, the drilling lifting motor (22) is connected with the drilling lifting transmission mechanism in a transmission manner, and the drilling lifting transmission mechanism is connected with the drilling lifting seat (23) in a transmission manner;

each thread feeding needle (31) is longitudinally aligned or vertically aligned with a corresponding drill bit (21);

the file binding platform (11) is respectively provided with a conductive rubber pad (15) which can move back and forth at the position corresponding to each drill (21).