WO2021223318A1

WO2021223318A1 - Vine-tying machine

Info

Publication number: WO2021223318A1
Application number: PCT/CN2020/100727
Authority: WO
Inventors: 方培锵
Original assignee: Fang Peiqiang
Priority date: 2020-05-02
Filing date: 2020-07-07
Publication date: 2021-11-11

Abstract

A vine-tying machine, comprising a machine base, a transmission mechanism arranged on the machine base, a wire-feeding mechanism, and a wire-cutting mechanism, the wire-cutting mechanism being arranged in front of the wire-feeding mechanism. The wire-cutting mechanism comprises a cutting blade, a connecting element (48) connected to the cutting blade and used for controlling the actions of the cutting blade. The wire-cutting mechanism also comprises a wire-cutting cover (40). The cutting blade is provided below the wire-cutting cover (40). The wire-cutting cover (40) is detachably removed on the upper surface of the machine base. The wire-cutting cover (40) of the wire cutting mechanism is arranged on the upper surface of the machine base and is no longer pressed by other parts; this not only is structurally simplified, easy to assemble, remove, detach, and service, but the stability is also increased.

Description

Tying machine

Technical field

This application relates to a kind of equipment for agriculture, forestry and gardening, in particular to a tying machine.

Background technique

With the increasing scale of agriculture and increasing labor costs, tying machines for tying the vines of crops such as grapes and tomatoes have become increasingly popular. The current tying machine mainly includes a wire reel, a shell, and a transmission and working mechanism, a motor, a circuit board, and a battery located in the shell. A tying machine is disclosed, both of which have a cutting mechanism. The corresponding cutting mechanism includes a cutting knife, a connecting piece that drives the cutting knife to rotate, and a driving mechanism connected between the transmission mechanism and the connecting piece. Practice shows that at present The cutting mechanism is difficult to assemble, disassemble, and maintain. On the whole, the stability needs to be improved.

Secondly, the above two patents or patent applications all have wire feeding mechanism. The corresponding wire feeding mechanism includes a driving wheel and a pressing wheel. The stability is not good, and the wire feeding mechanism is difficult to disassemble. On the whole, the current wire feeding mechanism Not only the stability needs to be improved, but also the disassembly and maintenance are inconvenient.

Third, at present, in order to solve the problems of loose wire caused by the poor stability of the wire reel of the tying machine, a damping structure is generally provided on the wire reel. The current damping structure basically uses a spring as a damping element, which has problems such as wear, fracture, and limited fatigue limit of the spring.

Fourth, the motors of the above two patents or patent applications are all arranged horizontally, located behind the transmission and working mechanism, which makes the length of the casing longer, and the internal space of the handle is not fully utilized, at least it is not conducive to transportation. , Carry, use and other defects.

Summary of the invention

One of the objectives of the present application is to provide a tying machine to overcome the problems in the prior art that the stability needs to be improved, disassembly and maintenance are inconvenient.

In order to achieve the above objective, this application provides the following technical solutions: a tying machine, comprising a base, a transmission mechanism on the base, a wire feeding mechanism, and a wire cutting mechanism, where the wire cutting mechanism is located on the wire feeding mechanism. The front of the mechanism; the cutting mechanism includes a cutting knife, a connecting piece connected with the cutting knife and used to control the action of the cutting knife, the cutting mechanism also includes a cutting cover, the cutting knife is arranged in the Below the shredder cover, the shredder cover is detachably fixed on the upper surface of the base.

The analysis shows that the cutting cover of the cutting mechanism of the present application is located on the upper surface of the machine base and is no longer pressed on it by other parts. The structure is simplified, the assembly, disassembly, and maintenance are simple and easy, and the stability is improved.

Description of the drawings

Figure 1 is a schematic top view of an embodiment of the application;

Fig. 2 is a schematic sectional view of the structure taken along the line B-B in Fig. 1;

Figure 3 is a schematic diagram of the internal structure of the above-mentioned embodiment (opening a shell);

Fig. 4 is a schematic diagram of an exploded structure of the base part of the above-mentioned embodiment (mainly related to the wire feeding mechanism and the wire cutting mechanism);

FIG. 5 is a schematic diagram of the three-dimensional structure of the wire pressing cover of the above-mentioned embodiment;

6 is a schematic cross-sectional structure diagram of the thread pressing cover of the above embodiment;

Fig. 7 is a schematic top view of the structure of the wire pressing cover of the above embodiment;

FIG. 8 is a schematic diagram of the three-dimensional structure of the driven pressure roller bracket of the above-mentioned embodiment;

Fig. 9 is a schematic top view of the structure of the driven roller bracket of the above embodiment;

10 is a schematic sectional view of the structure of the driven roller bracket of the above embodiment;

11-15 are schematic diagrams of the three-dimensional structure, side view structure, cross-sectional structure, top view structure, and front view structure of the shredded cover of the above-mentioned embodiment;

FIG. 16 is a schematic diagram of a three-dimensional structure of an embodiment of the application;

Figures 17-19 are schematic diagrams of the front, rear, and top views of the winding reel of the above-mentioned embodiment;

20 is a schematic cross-sectional view of the structure along the line A-A in FIG. 19;

Figures 21-22 are schematic views of the front view and the cross-sectional structure of the magnetic part of the above-mentioned winding reel, respectively;

Figures 23-24 are respectively the front and cross-sectional structural schematic diagrams of the rubber parts of the above-mentioned winding reel;

Figures 25-26 are respectively a front view and a schematic cross-sectional structure diagram of the suction member of the above-mentioned winding reel;

Figures 27-28 are three-dimensional structural diagrams 1 and 2 of the cover plate of the above-mentioned winding reel, respectively;

FIG. 29 is a schematic diagram of a front view of an embodiment of the application;

FIG. 30 is a schematic diagram of the internal component distribution after the second housing is opened according to the embodiment of the application.

Detailed ways

Hereinafter, the present invention will be described in detail with reference to the drawings and in conjunction with the embodiments. It should be noted that the embodiments in the application and the features in the embodiments can be combined with each other if there is no conflict.

As shown in Figures 1 to 3, the embodiment of the present application is a tying machine, which includes a main unit 1, a wire winding reel 2 located behind the outside of the main unit 1, and the wire reel 2 is used for storing and winding silk threads in the main unit During the operation of section 1, the silk thread S is conveyed in real time.

The main unit 1 includes an outer casing 10 and an inner motor 11, a battery 12, a split base 131, and a split base 132. The split base 131 and the split base 132 are arranged on the left and right, forming A complete machine base. The machine base is provided with a transmission mechanism, a wire feeding mechanism, a wire cutting mechanism, etc., that is to say, the machine base is provided with structures such as slots and holes for accommodating the transmission mechanism, the wire feeding mechanism, and the wire cutting mechanism, and are used for positioning and limiting. Position, fixed structure or component. The motor 11 and the battery 12 are basically arranged at the position of the handle below the base, but not limited to this.

In the wire feeding mechanism of this embodiment, it includes a wire pressing cover 30, which is located above the machine base and can be exposed when the housing 10 is opened, which is convenient for disassembly and maintenance. As shown in Figures 4-7, the wire pressing cover 30 extends along the length of the machine base and includes a plate 308, which is rectangular in shape to be able to press on the wire S over a longer distance (Figure 4).

The side edges on the left and right sides of the front part of the plate 308 are bent downward to form a side wall 302. The pressure roller bracket 34, the driven pressure roller 32 and so on. The side wall 302 is symmetrically provided with long holes 303 extending substantially in the up and down direction. In order to improve the stability, two driven rollers 32 are provided.

The side wall 302 is also provided with a sliding groove 304 which is basically arranged up and down, and the sliding groove 304 is preferably arranged between two long holes 303 on the same side. The function of the sliding groove 304 is to provide space for the pin shaft 35 and the roller 36 sleeved on it to move up and down.

A connecting piece 306 is connected under the rear part of the plate 308, and a strip-shaped groove 307 is arranged under the connecting piece 306. When the wire pressing cover 30 is set on the base, the groove 307 is connected to the recess on the base. The grooves 1325 correspond up and down to form a channel for the thread S to pass through.

In order to be able to install the wire pressing cover 30 on the machine base with a very simple structure, a buckle structure 301 is provided at the front end of the plate 308, and a buckle structure 305 is respectively provided on both sides of the connecting member 306. Preferably, the buckle structure 301 is a protrusion to be inserted into a groove of another component on the base, for example, a card slot 4021 provided on the shredder cover 40. The buckle structure 305 is a cylindrical protrusion. Correspondingly, a card seat 1324 is provided on the base, and a card slot 1323 is provided on the front side of the card seat 1324. When assembling, the buckle structure 301 is inserted into the card slot 4021, and the lower pressing plate 308 inserts the buckle structure 305 into the card slot 1323.

As shown in FIGS. 4 and 8-10, the driven roller bracket 34 includes two parallel plate members 341, which are connected by a connecting member 344, and a limit post 345 is provided on the connecting member 344. The two plates 341 have through holes 343 at positions corresponding to each other. The driven roller 32 is preferably made of rubber, which is sleeved on the pin 37, the pin 37 is set in the through hole 343 through the bearing 321, and the two ends of the pin 34 are located in the long hole 303 of the wire pressing cover 40 , And can move up and down in the long hole 303. In addition, holes 342 are respectively provided on both sides of the plate 341 for inserting one end of the pin shaft 35, and the other end of the pin shaft 35 is sleeved with a roller 36.

When the driven pressure roller bracket 34 is assembled to the wire pressing cover 30, one end of the compression spring 33 is sleeved on the limit post 345, and the other end is pressed against the lower surface of the plate 308, for example, under the plate 308 Another limit post is provided on the surface, and the other end of the compression spring 33 is inserted. Of course, there are many structures for preventing the movement of the compression spring 33, which will not be cited as examples. The roller 36 extends beyond the side wall 302 through the sliding groove 304 so as to be connected to the swing rod 300 (shown in FIG. 3). The swing rod 300 receives the power of the transmission mechanism of this embodiment and can swing back and forth to drive the roller 36 to move up and down ( The use of a swing rod to drive another component to move up and down has been disclosed in the prior art and will not be described again), so that the driven pressure wheel bracket 34 moves up and down in the containing cavity below the plate 308, when the driven pressure wheel bracket 34 When moving upwards, the driven pinch roller 32 is lifted upwards, the wire S is no longer pressed tightly, and the wire feeding is stopped. In this process, the long hole 303 provides the pin shaft 37 with guiding and limiting functions.

The following describes the active components of the wire feeding mechanism. The same number of driving gears 31 (as the driving wheel for driving the wire S to advance) is provided in the position corresponding to the driven pressing wheel 32 in the machine base. The use of gears is a preferred solution, which is convenient Increase the friction with the wire S), the driving gear 311 (actually, the driving gear 311 is driven by the driving gear 31), the driving gear 31 is connected with the transmission mechanism of this embodiment to receive torque and rotate, and it is located on the wire S Underneath, it is provided on a transmission shaft 310 at the same time as a transmission gear 3110. The transmission gear 3110 meshes with another transmission gear 3600 that functions as a bridge. The transmission gear 3600 is disposed on a transmission shaft 360 and meshes with the transmission gear 3110. The transmission gear 3110 and the driving gear 311 are arranged on the transmission shaft 3111 at the same time, so that the driving gear 31 can drive the driving gear 311 to rotate, and both driving gears are used to drive the thread S to move forward and output.

In other embodiments, the structure of the driven pressure roller bracket and the wire pressing cover are different. The driven pressure wheel bracket mainly provides support for the driven pressure wheel, and the wire pressing cover provides support for the driven pressure wheel bracket. .

As shown in Figures 2 to 3, 4, and 11 to 15, the cutting mechanism of this embodiment includes a cutting cover 40, which is located on the top surface of the base, and below is a cutting knife. According to its positional relationship, It can be judged that the installation, disassembly, maintenance, and replacement of the cutter and other parts will be very convenient. Further preferably, the shredder cover 40 is provided with a through hole 404 (as shown in FIG. 11), and preferably, the through hole 404 is arranged up and down. The screw 45 passes through the through hole 404 to fix the shredded cover 40 to the machine base.

The shredder cover 40 includes a plate 401. The side edge of the plate 401 extends downward to form a side wall 403. The outer cutter 46 included in the cutter and the inner cutter 47 provided therein are located on the plate 401 and the side wall 403. In the accommodating cavity, the outer cutter 46 is connected to the connecting piece 48, and the connecting piece 48 extends upward through a through hole 405 on the plate 401 and then is connected to a connecting rod 43 through a pin 41, as shown in FIG. 3 The middle part of the connecting rod 43 is connected to a swing rod 400 through a pin 42, and the tail part of the connecting rod 43 is connected to the front end of a compression spring 44 with a reset function, and the rear end of the compression spring 44 is fixed on the base, preferably Ground, at the rear end of the compression spring 44, a fixed column 1321 is provided on the base, and a protrusion 1322 is provided on the front side of the fixed column 1321. fixed.

The pendulum rod 400 is connected to the transmission mechanism of this embodiment through a cam to achieve reciprocating swing (this kind of technology is not difficult to be obvious, and will not be repeated here). Preferably, the pendulum rod 400 and the pendulum rod 300 rotate coaxially, that is, while the driven pressing wheel 32 is lifted upward, the connecting rod 43 pulls the connecting member 48 to cause the outer cutter 46 to rotate and cut the thread S.

Further, the upper surface of the plate 401 is provided with a protrusion 402, and the rear side of the protrusion 402 is provided with a slot 4021, which can not only clamp other components on the base, but also facilitate its own positioning.

During the operation of this embodiment, with the help of the pressure spring 33, the driven pressure wheel 32 presses down and clamps the thread S with the two driving gears below, the motor 11 drives the transmission mechanism, and the transmission mechanism drives the driving gear 31 and the driving gear. The gear 311 rotates, and the two driving gears drive the thread S to quickly transport forward. When it is necessary to stop the wire feeding and cut the thread S (the timing is detected and issued by other components of this embodiment), the transmission mechanism drives the swing rod 400 and the swing rod 300 Swing, the swing lever 300 drives the roller 36 and the driven pinch wheel bracket 34 to lift up and leave the thread S, and the two driving gears rotate idly. The swing rod 400 pulls the connecting rod 43 backward, and the connecting rod 43 drives the connecting member 48 to swing, so that the inner and outer cutters cut the thread S.

In summary, the structure of the wire feeding mechanism and the wire cutting mechanism of the present application is more simplified, and the stability and integrity are better. At the same time, it is convenient for disassembly and maintenance, and the corresponding parts can be replaced without the need for professional and technical personnel.

As shown in FIG. 16, the winding reel 2 of this embodiment is located at the tail of the main unit 1. Since the wire used by the tying machine is wrapped with iron wire, the application can achieve more obvious technical effects: the wire and the mandrel are both adsorbed by the magnetic member, and the stability and the effect of preventing the wire from being scattered are more prominent.

As shown in FIGS. 17-20, this embodiment further includes a spool fixing part 100, and the fixing part 100 is located at the tail of the host part 1. During the working process of outputting the silk thread outward, the spool 2 rotates relative to the fixed part 100. The spool 2 includes a mandrel 23 for winding wire, a baffle 21, and a baffle 22 (in some applications, there may be one baffle). The baffle 21 and the baffle 22 are arranged at the end of the mandrel 23 to stabilize the position of the thread and prevent the thread from slipping off.

The fixed part 100 is fixed relative to the spool 2 which rotates during use. It should be additionally noted that the structure of the fixing part is different for different specific applications, and is not limited to what is shown in the figure. Especially between larger devices and handheld devices, the structure of the fixing part is definitely different. The magnetic member 4 is arranged on the fixed part 100; the adsorbing member 5 is arranged on the winding reel 2 and opposite to the magnetic member 4. The adsorbing member 5 includes a magnetic material or the adsorbing member includes a magnetic material, so that the magnetic member 4 and the adsorbing member 5 Be able to attract each other. In other words, the adsorbing member 5 may be a magnetic member that uses the principle of magnets to attract each other, or may be a non-magnetic member including ferro-cobalt-nickel and other magnetic materials.

In other embodiments, the magnetic member may also be arranged on the wire reel, and the suction member may be arranged on the fixed part.

In this embodiment, the magnetic member 4 is a magnet provided on the fixing part 100, and the adsorbing member 5 is an iron sheet provided at the position of the mandrel 23 of the spool 2.

Furthermore, the fixing part 100 is provided with a rotating shaft 111, the core shaft 23 is sleeved on the rotating shaft 111, and the bolt 3 passes through the winding reel 2 and screwing into the rotating shaft 111, so that the reel 2 is rotatably provided with the fixing part 100. As shown in Figs. 21-22, the magnetic member 4 has a ring shape and is sleeved on the rotating shaft 111 through a through hole 411 in the center.

As shown in FIGS. 25-26, the adsorption member 5 is a ring-shaped iron sheet, which is fixed on the mandrel 23 and is arranged around the rotating shaft 111 through the central through hole 51, as shown in FIG. 20. In order to stably set up the suction member 5, the edge of the suction member 5 is provided with a notch 52 and a protrusion 53, which are matched with the structure of the end of the mandrel 23 to achieve mosaic installation. Finally, a screw is passed through the through hole 54 The suction member 5 is fixed to the end of the mandrel 23. In other embodiments, the magnetic member or the adsorbing member may also be arranged in the middle section of the rotating shaft, the mandrel, and the like.

In order to avoid direct contact and friction between the magnetic member 4 and the adsorbing member 5, a rubber member 6 is arranged between the two, as shown in Figs. Go through the shaft 111.

There will be a certain error in the inner diameter of the coil (formed by winding the wire) used in any equipment. In order to avoid the swing and vibration caused by the error, the mandrel 23 is provided with an elastic member 231 for tightly resisting the wire loop, which can be called " Self-tightening structure". Preferably, the elastic member 231 is a spring leaf, and further, the elastic member 231 extends obliquely from one end to the other end of the mandrel 23, as shown in FIGS. 19-20.

Furthermore, in order to better prevent the filaments wound on the winding reel 2 from being scattered during use, as shown in Figures 27-28, this embodiment also includes a cover plate 7, which has a long plate-like structure. , The first end is movably connected to the tail of the main unit 1, and the second end is located between the baffle 21 and the baffle 22, that is, pressed on the wire between the baffle 21 and the baffle 22. Preferably, it further includes a base 71, a torsion spring 72, and a hinge shaft 73. The base 71 is fixed to the tail of the tying machine body 1, the first end of the cover plate 7 is hinged to the base 71 through the hinge shaft 73, and the torsion spring 72 is arranged at The connection between the cover plate 7 and the base 71 is to force the cover plate 7 to be pressed tightly on the wire. Since the use of the torsion spring 72 is relatively common, it will not be repeated here.

In summary, the present application uses a magnetic damping method on the winding reel 2 to achieve stable magnetic damping through the magnetic force between the magnetic member and the adsorbing member. In the working process, in any state, it is ensured that the coil is not loose, Deterrence. It overcomes the problems of elastic damped wire loops that are loose and obstructed, which affect the stability and accuracy of wire feeding.

As shown in Figures 29-30, in a macroscopic view, the embodiment of the present application includes a first housing 1001, a second housing 1002, a wire reel 2, a circuit board 600, a motor 11, a battery 12, and a first housing 001. The second housing 1002 encloses to form a hollow cavity. The hollow cavity roughly includes two parts: a host part 1 and a handle 1000. In Figs. 29-30, the host part 1 is a part of the hollow cavity extending laterally. The handle portion 1000 is a longitudinally extending (slightly inclined) portion of the hollow cavity. The winding reel 2 is located behind the main unit 1, and the winding reel 2 is connected to the main unit 1 through a fixing portion 100 for connection.

In order to reduce the volume of this embodiment, the battery 8 and the motor 11 are located inside the handle portion 1000, and the circuit board 600 is located inside the host portion 1 and is close to the inner wall of the first housing 1001. In other embodiments, the circuit board may also be arranged on the inner wall of the second housing.

Further, the motor 11 is arranged obliquely, the lower part extends toward the handle part 1000, and the upper end is connected to the transmission mechanism of this embodiment through an output mechanism.

In order to enable the user to obtain some parameters of this embodiment, this embodiment further includes a display 1004, which is located in the host part 1 and is embedded in the first housing 1001. Correspondingly, the display 1004 is arranged on the outside of the circuit board 600. Of course, in other embodiments, the display can also be embedded in the second housing.

In summary, this application can significantly reduce the overall reference by changing the position of the motor, circuit board, etc., and make full use of the internal space. After actual measurement, the overall volume of the product can be reduced by about one-third, and the volume is reduced. The beneficial effects have been reflected in the product manufacturing and subsequent packaging, transportation, and use processes.

Although the preferred embodiments of the present application have been described, those skilled in the art can make additional changes and modifications to these embodiments once they learn the basic creative concept. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments and all changes and modifications falling within the scope of the present application.

Obviously, those skilled in the art can make various changes and modifications to the embodiments of the present application without departing from the spirit and scope of the embodiments of the present application. In this way, if these modifications and variations of the embodiments of the present application fall within the scope of the claims of the present application and their equivalent technologies, the present application also intends to include these modifications and variations.

Claims

A tying machine includes a main machine part, a machine base located in the main machine part, a transmission mechanism on the machine base, a wire feeding mechanism, and a wire cutting mechanism, wherein the wire cutting mechanism is located in the feeding mechanism. The front of the wire mechanism; the wire cutting mechanism includes a cutting knife, a connecting piece connected with the cutting knife and used to control the action of the cutting knife, the cutting mechanism also includes a cutting cover, the cutting knife is arranged in the Below the shredder cover, the shredder cover is detachably fixed on the upper surface of the base.
The tying machine according to claim 1, wherein the shredder cover includes a plate, and the side edge of the plate is bent downward to form an accommodating cavity, and the cutting knife is located in the accommodating cavity. Set in the cavity; the connecting piece can swing out of a through hole on the plate.
The tying machine according to claim 1, wherein the shredder cover is fixed to the base by screws.
The tying machine according to claim 2, wherein the connecting member is hinged with one end of a connecting rod, the middle part of the connecting rod is hinged with a swing rod, and the other end of the connecting rod is hinged with a compression spring One end of the pressure spring is connected, the other end of the compression spring is connected to the machine base, the swing rod is connected with the transmission mechanism, and the transmission mechanism drives the swing rod to reciprocate.
The tying machine according to claim 4, wherein the base is provided with a fixed column, the front side of the fixed column is provided with a protrusion, and the other end of the compression spring is nested with the protrusion Get up.
The tying machine according to any one of claims 1-5, wherein the wire feeding mechanism includes a wire pressing cover, a driven pressure wheel, and an active pressure wheel corresponding to the driven pressure wheel up and down, and The wire pressing cover is arranged above the base, the active pressing wheel is arranged on the base, the transmission mechanism is connected with the active pressing wheel and is used to drive the active pressing wheel to rotate, and the driven pressing wheel It is movably arranged on the wire pressing cover up and down, and the transmission mechanism is connected with the driven pressure wheel and is used to drive the driven pressure wheel to move up and down.
The tying machine according to claim 6, characterized in that the driven pressure wheel is provided at the front of the wire pressing cover, and the first groove for passing the wire is provided at the rear.
The tying machine according to claim 7, wherein the first groove is located on the lower surface of the rear part of the wire pressing cover, and the base is provided with a first groove corresponding to the first groove. Two grooves, the first groove and the second groove jointly form a channel for passing the wire.
The tying machine according to claim 6, characterized in that the wire feeding mechanism further comprises a driven pressure wheel support, and the driven pressure wheel support is movably arranged up and down at the front of the wire pressing cover, And a spring is also arranged between the driven pressure wheel support and the wire pressing cover.
The tying machine according to claim 9, wherein a first pin shaft is provided on the driven pressure roller bracket, the driven pressure roller is sleeved on the first pin shaft, and the The end of the first pin is inserted into the long hole extending up and down on the wire pressing cover.
The tying machine according to claim 10, wherein a second pin shaft is provided on the driven pressure wheel support, and the end of the second pin shaft is movable up and down to extend to the pressure The outside of the wire cover is connected with the transmission mechanism to realize that the transmission mechanism drives the driven pressure roller bracket to move up and down.
The tying machine according to claim 11, wherein the driven pressure roller and the driving pressure roller are both two, and the spring is located between the two driven pressure rollers.
The tying machine according to claim 6, wherein the driven pressure wheel is made of rubber, and the driving pressure wheel is a gear.
The tying machine according to claim 11, wherein a roller is sleeved on the second pin shaft, and the roller is connected to the transmission mechanism through a swing rod.
The tying machine according to claim 6, wherein the wire crimping cover and the machine base are provided with corresponding buckle structures to realize the clamping and fixing of the wire crimping cover and the machine base .
The tying machine according to any one of claims 1-15, characterized in that it comprises a wire winding reel, which is arranged behind the main part.
The tying machine according to claim 16, wherein the wire reel comprises a wire reel, the wire reel comprises a mandrel for winding the wire, a baffle, and the baffle is arranged on the The end of the mandrel is used to position the wire, and the wire winding reel further includes:

The fixed part is fixed relative to the spool which rotates during use;

The magnetic part is arranged on the fixed part or the winding reel;

The suction member is arranged on the fixed part or the winding reel and is opposite to the magnetic member. The suction member includes a magnetic material or the suction member includes a magnetic material, so that the magnetic member and the The suction parts can attract each other.
The spool of claim 17, wherein the magnetic member is a magnet provided on the fixing part, and the suction member is an iron sheet provided on the spool.
The wire winding reel according to claim 18, wherein the suction member is arranged close to the mandrel.
The winding reel according to claim 19, wherein the fixing part is provided with a rotating shaft, the mandrel is sleeved on the rotating shaft, and the magnetic member is ring-shaped and sleeved on the rotating shaft.
The wire winding reel according to claim 20, wherein the adsorbing member is a ring-shaped iron sheet, which is fixed on the mandrel and arranged around the rotating shaft.
The wire winding reel according to claim 21, wherein the edge of the suction member is provided with notches or protrusions for embedding the mandrel.
22. The wire winding reel according to claim 21, further comprising a cover plate, one end of the cover plate is located on one side of the baffle plate and is pressed on the mandrel to prevent the wires from being scattered, The other end of the cover plate can be movably arranged.
The wire winding reel according to claim 17, wherein an elastic member is provided on the mandrel for tightly abutting the wire loop.
The spool according to claim 24, wherein the elastic member is a spring leaf, and the elastic member extends obliquely from one end to the other end of the mandrel.
The tying machine according to any one of claims 1-25, characterized in that it comprises a first housing, a second housing, a circuit board, a motor, and a battery, and the first housing and the second housing enclose A hollow cavity is formed, the hollow cavity includes the host portion, a handle portion, the battery and the motor are located inside the handle portion, and the circuit board is located inside the host portion and is close to the first housing Or the inner wall of the second housing.
The tying machine according to claim 26, wherein the motor is arranged obliquely.
The tying machine according to claim 26, further comprising a display, the display is located in the host part and embedded in the first housing or the second housing.
The tying machine according to claim 28, wherein the display is arranged on the outer side of the circuit board.