CN109098451B

CN109098451B - Handheld automatic steel wire bundling device

Info

Publication number: CN109098451B
Application number: CN201811225328.8A
Authority: CN
Inventors: 董淑翠; 张海亭; 何碧侠
Original assignee: Guangxi Shenglong Iron and Steel Materials Research Institute
Current assignee: Guangxi Shenglong Iron and Steel Materials Research Institute
Priority date: 2018-10-20
Filing date: 2018-10-20
Publication date: 2020-11-06
Anticipated expiration: 2038-10-20
Also published as: CN109098451A

Abstract

The invention discloses a handheld automatic steel wire bundling device, which belongs to the technical field of building construction auxiliary equipment and comprises a first mounting block, a second mounting block, a wire discharging mechanism, a limiting mechanism and a cutting mechanism, wherein the second mounting block is positioned at the front end of the first mounting block and is in rotary connection with the first mounting block, a first connecting column and a second connecting column are arranged at the front end of the second mounting block, the wire discharging mechanism and the limiting mechanism are respectively and fixedly connected with the first connecting column and the second connecting column, the limiting mechanism comprises a limiting assembly and a linkage assembly, the linkage assembly is arranged at the side part of the second mounting block and is connected with the limiting assembly, the cutting mechanism comprises a driving assembly and a cutting assembly, the driving assembly is connected with the cutting assembly, and the wire discharging mechanism comprises a feeding assembly and a wire discharging assembly. The steel bar bundling machine can automatically complete the processes of wire discharging, bundling and cutting, does not need manual auxiliary operation, enables the steel bar bundling efficiency to be higher, has a simple structure, and can reduce the cost to the maintenance difficulty.

Description

Handheld automatic steel wire bundling device

Technical Field

The invention relates to the technical field of building construction auxiliary equipment, in particular to handheld automatic steel wire bundling equipment.

Background

The steel bars are used as common building materials in the building process, the steel bars need to be bound and fixed together when in use, the traditional binding method is to use steel wires for binding, the steel wires need to be cut off manually, then the steel wires are wound on the steel bars, and then the two ends of the steel wires are twisted together, so that the method is time-consuming and labor-consuming, and the binding speed is very slow.

Chinese patent No. CN106285012B discloses an automatic steel bar binding machine, which comprises a frame, and a wire binding disc mechanism, a power mechanism, a wire feeding mechanism, a wire cutting mechanism, a jaw and guide mechanism, a kinking mechanism and a twisting mechanism which are respectively arranged on the frame, wherein the seven mechanisms are reasonably configured, on one hand, the operations of wire feeding, wire cutting, kinking, twisting and the like can be rapidly and continuously realized by one hand, the working efficiency is greatly improved, even though untrained workers can easily and skillfully use the hands, and the labor cost is reduced; on the other hand, the binding is compact, and the manual binding effect can be achieved. The above patent has the following problems; firstly, this patent needs the manual work to draw the steel wire to appointed position before every use, and this has increased workman's amount of labour, and secondly, this patent passes through manual drive when using, has increased workman's amount of labour, and thirdly, this patent is complicated structure, and drive mechanism and spare part are more to easy damage.

Disclosure of Invention

The invention aims to provide a detachable fruit tree transfusion tree nail, which solves the technical problems that steel wire bundling equipment needs manual wire pulling and is complex in structure in the prior art.

The invention provides a handheld automatic steel wire binding device which comprises a first mounting block, a second mounting block, a wire outlet mechanism, a limiting mechanism and a cutting mechanism, wherein the second mounting block is positioned at the front end of the first mounting block and is in rotary connection with the first mounting block, a first connecting column and a second connecting column are arranged at the front end of the second mounting block, the wire outlet mechanism and the limiting mechanism are respectively and fixedly connected with the first connecting column and the second connecting column, the limiting mechanism comprises a limiting assembly and a linkage assembly, the linkage assembly is arranged on the side part of the second mounting block and is connected with the limiting assembly, the cutting mechanism comprises a driving assembly and a cutting assembly, the driving assembly is connected with the cutting assembly, the wire outlet mechanism comprises a feeding assembly and a wire outlet assembly, and the feeding assembly and the wire outlet assembly are both mounted on the second mounting block.

Further, the material loading subassembly includes material loading axle, wire winding disc and restriction piece, be equipped with the silo on the second installation piece, the material loading axle is vertical setting in the silo, wire winding disc cover is established on the material loading axle, the upper end of material loading axle is equipped with the external screw thread, the external screw thread threaded connection of restriction piece and the upper end of material loading axle.

Further, go out the silk subassembly and include the action wheel, follow the driving wheel, go out the silk motor and go out the silk passageway, it is the level setting just to go out the end that the silk passageway was located first spliced pole to go out the silk passageway, the action wheel with all install the bend that goes out the silk passageway from the driving wheel and both are located the both sides that go out the silk passageway respectively, it runs through first spliced pole and is connected with the action wheel to go out the output that the silk motor was installed in the below of first spliced pole and goes out the silk motor, the action wheel all is the I shape structure with the cross section from the driving wheel.

Further, spacing subassembly is including the restriction post, the one end of restriction post with be equipped with between the second spliced pole with both articulated shafts, the cover is equipped with the torsional spring on the articulated shaft, the both ends of torsional spring are contradicted with restriction post and second spliced pole respectively, the one end of restriction post is equipped with the stopper, the stopper is made by rubber, be equipped with the fixed slot on the second spliced pole, be equipped with the restriction groove on the restriction post, under operating condition, fixed slot, restriction groove and silo are linked together.

Further, the linkage subassembly includes connecting block, connection rope, leading wheel, slider and bolt, connecting block and restriction post fixed connection, the corner at the second spliced pole is installed to the leading wheel, be equipped with the restriction ring on the leading wheel, one side of second installation piece is equipped with the spout, the slider is installed in the spout, the bolt is inserted and is established on the slider, the side of spout is equipped with two and is pegged graft complex jack with the bolt, the one end and the connecting block fixed connection of connection rope, the other end of connection rope pass between restriction ring and the leading wheel and with slider fixed connection.

Further, the cutting-off assembly comprises a cutter, a cutting groove is formed in the first connecting column, the cutter is inserted into the cutting groove and can slide along the length direction of the cutting groove, and a push rod fixedly connected with the cutter is arranged at one end of the cutter.

Further, drive assembly includes driving motor, first actuating lever and second actuating lever, driving motor installs the side at first connecting post, the one end of first actuating lever and driving motor's output fixed connection, the one end of second actuating lever rotates with the other end of first actuating lever to be connected, the other end and the push rod of second actuating lever rotate to be connected, the length of first actuating lever is less than the length of second actuating lever.

Further, the outside of shutdown mechanism is equipped with the protective housing, the protective housing passes through bolt fixed connection with first spliced pole, the inboard of protective housing be equipped with cutter sliding fit's sliding tray.

Furthermore, the middle part of the first installation block is provided with a rotating motor, the output end of the rotating motor penetrates through the first installation block and is fixedly connected with the second installation block, and the first installation block is provided with a storage battery.

Furthermore, the rear end of the first mounting block is provided with a handle, and the rear end of the first mounting block is provided with a plurality of control buttons.

Compared with the prior art, the invention has the beneficial effects that:

the automatic steel wire conveying device is provided with the wire discharging assembly, the driving wheel can be driven to rotate through the work of the wire discharging motor, one end of the steel wire is clamped through the driving wheel and the driven wheel, and the steel wire is driven to convey forwards through the friction force between the driving wheel and the steel wire when the driving wheel rotates, so that the automatic steel wire conveying is realized, the steel wire does not need to be pulled manually, and the operation amount of workers is reduced.

Secondly, the limiting groove on the limiting column can be communicated with the material groove and the fixing groove by arranging the limiting column, so that one end of the steel wire can enter the fixing groove, after the limiting column rotates, the steel wire in the fixing groove can be fixed in the fixing groove through the limiting wheel at one end of the limiting column, the other end of the steel wire can continuously convey the steel wire, the length of the steel wire between the first connecting column and the second connecting column is increased, the steel bars can be conveniently bundled, in addition, the two ends of the steel wire can be twisted together when the second mounting block rotates due to the fixing of the two ends of the steel wire, and therefore the bundling is completed.

Thirdly, the second mounting block can be driven to rotate by the rotating motor, and the first connecting column and the second connecting column at the front end of the second mounting block rotate, so that the two ends of the steel wire are twisted together, automatic bundling is realized, and the bundling is firmer compared with manual bundling.

Fourthly, the driving assembly is arranged, the driving motor works to drive the first driving rod to rotate, the first driving rod pulls the second driving rod to move, the second driving rod pulls the push rod to move, the push rod drives the cutter to move to cut off the steel wire, and the automatic cutting-off of the steel wire is realized.

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 description of the embodiments or 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 other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic perspective view of a first angle of the present invention;

FIG. 2 is a perspective view of a second angle of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a side view of the present invention;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 4;

FIG. 6 is a partially disassembled view of the present invention;

FIG. 7 is a top view of the present invention;

fig. 8 is an enlarged view at C in fig. 7.

Reference numerals:

a first mounting block 1, a second mounting block 2, a wire discharging mechanism 3, a feeding assembly 3a, a feeding shaft 3a1, a wire winding disc 3a2, a trough 3a3, an external thread 3a4, a limiting block 3a5, a wire discharging assembly 3b, a driving wheel 3b1, a driven wheel 3b2, a wire discharging motor 3b3, a wire discharging channel 3b4, a limiting mechanism 4, a limiting assembly 4a, a limiting column 4a1, a hinge shaft 4a2, a torsion spring 4a3, a limiting block 4a4, a fixing groove 4a5, a limiting groove 4a6, a linkage assembly 4b, a connecting block 4b1, a connecting rope 4b1, a guide wheel 4b1, a sliding block 4b1, a bolt 4b1, a limiting ring 4b1, a jack 4b1, a sliding groove 4b1, a cutting mechanism 5, a driving motor 5a1, a first driving rod 5a1, a second driving rod 5a, a driving protective housing 1, a sliding protective housing 365 b, a sliding connecting rod housing 367, a push rod housing 367, a connecting rod housing 368, a connecting rod housing 367, a grip 11 and a control button 12.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.

The components of embodiments of the present invention 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 figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within 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", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings 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 8, an embodiment of the present invention provides a handheld automatic steel wire binding apparatus, including a first mounting block 1, a second mounting block 2, a wire discharging mechanism 3, a limiting mechanism 4 and a cutting mechanism 5, where the second mounting block 2 is located at a front end of the first mounting block 1 and rotatably connected therebetween, a first connecting column 6 and a second connecting column 7 are disposed at a front end of the second mounting block 2, the wire discharging mechanism 3 and the limiting mechanism 4 are respectively fixedly connected to the first connecting column 6 and the second connecting column 7, the limiting mechanism 4 includes a limiting component 4a and a linking component 4b, the linking component 4b is mounted at a side of the second mounting block 2, and the linking component 4b is connected to the limiting component 4a, the cutting mechanism 5 includes a driving component and a cutting component, the driving component is connected to the cutting component, the wire discharging mechanism 3 includes a feeding component 3a and a wire discharging component 3b, the feeding assembly 3a and the wire discharging assembly 3b are both arranged on the second mounting block 2; the reinforcing bar that will tie up is placed first spliced pole 6, between second spliced pole 7 and the spacing subassembly 4a, carry to second spliced pole 7 through going out the steel wire that subassembly 3b will be gone up on the material loading subassembly 3a, and the free end through the fixed steel wire of spacing subassembly 4a, later shift out first spliced pole 6 with the reinforcing bar, between second spliced pole 7 and the spacing subassembly 4a, continue to put the silk through going out subassembly 3b simultaneously, later go out the one end of the fixed steel wire of subassembly 3b, rotating second installation piece 2, twist the both ends of steel wire together, accomplish to tie up the back and cut off the steel wire through 5 work of shutdown mechanism.

Specifically, as shown in fig. 6, the feeding assembly 3a includes a feeding shaft 3a1, a wire winding disc 3a2 and a limiting block 3a5, a trough 3a3 is provided on the second mounting block 2, the feeding shaft 3a1 is vertically disposed in the trough 3a3, the wire winding disc 3a2 is sleeved on the feeding shaft 3a1, an external thread 3a4 is provided at the upper end of the feeding shaft 3a1, and the limiting block 3a5 is in threaded connection with the external thread 3a4 at the upper end of the feeding shaft 3a 1; through limiting block 3a5 and the setting convenient to detach of material loading axle 3a1 restriction block 3a5 to conveniently install wire reel 3a2, after the steel wire that has used up on wire reel 3a2, can realize the reloading fast.

Specifically, as shown in fig. 4 and 5, the filament output assembly 3b includes a driving wheel 3b1, a driven wheel 3b2, a filament output motor 3b3 and a filament output channel 3b4, the filament output channel 3b4 is located in the first connecting column 6, the end of the filament output channel 3b4 is horizontally disposed, the driving wheel 3b1 and the driven wheel 3b2 are both installed at the bending position of the filament output channel 3b4 and are respectively located at two sides of the filament output channel 3b4, the filament output motor 3b3 is installed below the first connecting column 6, the output end of the filament output motor 3b3 penetrates through the first connecting column 6 and is connected with the driving wheel 3b1, and the cross sections of the driving wheel 3b1 and the driven wheel 3b2 are both in an i-shaped structure; can drive action wheel 3b1 through the work of a motor 3b3 that goes out and rotate, through action wheel 3b1 and the one end of tightly the steel wire from driving wheel 3b2, when action wheel 3b1 rotated, drive the steel wire through the frictional force between action wheel 3b1 and the steel wire and carry forward to realize automatic conveying steel wire, need not artifical traction steel wire, reduce workman's operation volume.

Specifically, as shown in fig. 2, 5 and 8, the limiting assembly 4a includes a limiting column 4a1, a hinge shaft 4a2 for hinging the limiting column 4a1 and the second connecting column 7 is disposed between the two ends of the limiting column 4a1 and the second connecting column 7, a torsion spring 4a3 is sleeved on the hinge shaft 4a2, two ends of the torsion spring 4a3 respectively abut against the limiting column 4a1 and the second connecting column 7, a limiting block 4a4 is disposed at one end of the limiting column 4a1, the limiting block 4a4 is made of rubber, a fixing groove 4a5 is disposed on the second connecting column 7, a limiting groove 4a6 is disposed on the limiting column 4a1, and in an operating state, the fixing groove 4a5, the limiting groove 4a6 and the trough 3a3 are communicated; the limiting groove on the limiting column 4a1 can be arranged to communicate the fixing groove 4a5 and the trough 3a3, so that the wire discharging assembly 3b can convey one end of the steel wire into the fixing groove 4a5, then when the limiting column 4a1 rotates, one end of the steel wire is clamped in the fixing groove 4a5 through the limiting block 4a4 at one end of the limiting column 4a1, so that the steel wire is fixed, and the torsion spring 4a3 is arranged so that when the linkage assembly 4b does not work, the elasticity of the torsion spring 4a3 can enable the limiting column 4a1 to return to a position where the fixing groove 4a5, the limiting groove 4a6 and the trough 3a3 are communicated.

Specifically, as shown in fig. 3 and 8, the linkage assembly 4b includes a connecting block 4b1, a connecting rope 4b2, a guide wheel 4b3, a sliding block 4b4 and a bolt 4b5, the connecting block 4b1 is fixedly connected with a limiting column 4a1, the guide wheel 4b3 is installed at a corner of the second connecting column 7, a limiting ring 4b6 is arranged on the guide wheel 4b3, a sliding groove 4b8 is arranged on one side of the second mounting block 2, the sliding block 4b4 is installed in the sliding groove 4b8, the bolt 4b5 is inserted on the sliding block 4b4, two insertion holes 4b7 in inserting fit with the bolt 4b5 are arranged beside the sliding groove 4b8, one end of the connecting rope 4b2 is fixedly connected with the connecting block 4b1, and the other end of the connecting rope 4b2 passes through between the limiting ring 4b6 and the guide wheel 4b3 and is fixedly connected with the sliding block 4b 4; the connecting rope 4b2 is pulled by pulling the sliding block 4b4, the connecting block 4b1 is pulled by the other end of the connecting rope 4b2, so that the limiting column 4a1 rotates, the position of the sliding block 4b4 is fixed through the insertion fit of the bolt 4b5 and the insertion hole 4b7, and the position of the limiting column 4a1 is fixed.

Specifically, as shown in fig. 5, the cutting-off assembly includes a cutting knife 5b1, a cutting groove is formed on the first connecting column 6, the cutting knife 5b1 is inserted into the cutting groove, the cutting knife 5b1 can slide along the length direction of the cutting groove, and a push rod 5b2 fixedly connected to one end of the cutting knife 5b1 is arranged; the steel wire is cut by the movement of the cutting knife 5b1, wherein the arrangement of the cutting slot can limit the moving direction of the cutting knife 5b1 in the trough 3a 3.

Specifically, the driving assembly comprises a driving motor 5a1, a first driving rod 5a2 and a second driving rod 5a3, the driving motor 5a1 is installed at the side of the first connecting column 6, one end of the first driving rod 5a2 is fixedly connected with the output end of the driving motor 5a1, one end of the second driving rod 5a3 is rotatably connected with the other end of the first driving rod 5a2, the other end of the second driving rod 5a3 is rotatably connected with a push rod 5b2, and the length of the first driving rod 5a2 is smaller than that of the second driving rod 5a 3; the driving motor 5a1 works to drive the first driving rod 5a2 to rotate, the first driving rod 5a2 rotates to drive the second driving rod 5a3 to move, and the second driving rod 5a3 pulls the push rod 5b2 to move, so that the cutter 5b1 moves, wherein the length of the first driving rod 5a2 is smaller than that of the second driving rod 5a3, so that the first driving rod 5a2 rotates to drive the second driving rod 5a3 to pull the push rod 5b2 to move back and forth.

Specifically, a protective shell 8 is arranged on the outer side of the cutting mechanism 5, the protective shell 8 is fixedly connected with the first connecting column 6 through a bolt, and a sliding groove 9 in sliding fit with the cutter 5b1 is arranged on the inner side of the protective shell 8; the setting of protective housing 8 can enough protect drive assembly, simultaneously, if drive assembly damages, can dismantle protective housing 8 fast, is convenient for maintain drive assembly, and wherein, the moving direction when cutter 5b1 is located protective housing 8 can be injectd in the setting of sliding tray 9 on the protective housing 8, prevents that the diversion of cutter 5b1 from leading to unable work.

Specifically, as shown in fig. 1, a rotating motor 10 is arranged in the middle of the first mounting block 1, an output end of the rotating motor 10 penetrates through the first mounting block 1 and is fixedly connected with the second mounting block 2, and the first mounting block 1 is provided with a storage battery; the rotating motor 10 can bring the second mounting block 2 to rotate, and the first connecting column 6 and the second connecting column 7 at the front end of the second mounting block 2 rotate, so that the two ends of the steel wire are twisted together, automatic bundling is realized, and the bundling effect is firmer compared with manual bundling.

Specifically, the rear end of the first mounting block 1 is provided with a handle 11, the rear end of the first mounting block 1 is provided with a plurality of control buttons 12, and the handle 11 is convenient for holding the device. The arrangement of the control button 12 close to the grip 11 facilitates the operation of the device while being held by hand.

The working principle of the invention is as follows: the invention firstly pulls the sliding block 4b4, drives the restricting column 4a1 to rotate through the connecting rope 4b2, then the steel bar to be bundled is positioned between the first connecting column 6 and the second connecting column 7 through the gap at the position of the restricting column 4a1, loosens the sliding block 4b4, enables the restricting column 4a1 to automatically return under the elasticity of the torsion spring 4a3, then drives the driving wheel 3b1 to rotate through the operation of the wire outlet motor 3b3, conveys the steel wire on the wire coiling disc 3a2 along the trough 3a3, the restricting slot 4a6 and the fixing slot 4a5, then pulls the sliding block 4b4 to open the restricting column 4a1, fixes one end of the steel wire through the restricting block 4a4 at one end of the column 4a1, moves the device, enables the steel bar to move out from between the first connecting column 6 and the second connecting column 7, simultaneously the wire outlet motor 3b3 continuously operates to convey the steel wire, when the length of the steel bar can be bundled, the second mounting block 2 operates and drives the steel bar to rotate, the two ends of the steel wire are twisted together, and the driving assembly works to drive the cutter 5b1 to move to cut off the steel wire, so that the steel bar is bundled.

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; while the invention has been described in detail and with reference to the foregoing embodiments, it will 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; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides an automatic steel wire tying equipment of hand-held type which characterized in that: comprises a first installation block (1), a second installation block (2), a wire outlet mechanism (3), a limiting mechanism (4) and a cutting mechanism (5), wherein the second installation block (2) is positioned at the front end of the first installation block (1) and is rotatably connected with the first installation block and the second installation block, the front end of the second installation block (2) is provided with a first connecting column (6) and a second connecting column (7), the wire outlet mechanism (3) and the limiting mechanism (4) are respectively and fixedly connected with the first connecting column (6) and the second connecting column (7), the limiting mechanism (4) comprises a limiting component (4 a) and a linkage component (4 b), the linkage component (4 b) is arranged at the side part of the second installation block (2) and is connected with the limiting component (4 a), the cutting mechanism (5) comprises a driving component and a cutting component, and the driving component is connected with the cutting component, the wire discharging mechanism (3) comprises a feeding assembly (3 a) and a wire discharging assembly (3 b), and the feeding assembly (3 a) and the wire discharging assembly (3 b) are both arranged on the second mounting block (2);

the feeding assembly (3 a) comprises a feeding shaft (3 a 1), a wire winding disc (3 a 2) and a limiting block (3 a 5), a trough (3 a 3) is arranged on the second mounting block (2), the feeding shaft (3 a 1) is vertically arranged in the trough (3 a 3), the wire winding disc (3 a 2) is sleeved on the feeding shaft (3 a 1), an external thread (3 a 4) is arranged at the upper end of the feeding shaft (3 a 1), and the limiting block (3 a 5) is in threaded connection with the external thread (3 a 4) at the upper end of the feeding shaft (3 a 1);

the wire outlet assembly (3 b) comprises a driving wheel (3 b 1), a driven wheel (3 b 2), a wire outlet motor (3 b 3) and a wire outlet channel (3 b 4), wherein the wire outlet channel (3 b 4) is positioned in the first connecting column (6), the tail end of the wire outlet channel (3 b 4) is horizontally arranged, the driving wheel (3 b 1) and the driven wheel (3 b 2) are both arranged at the bending position of the wire outlet channel (3 b 4) and are respectively positioned at two sides of the wire outlet channel (3 b 4), the wire outlet motor (3 b 3) is arranged below the first connecting column (6), the output end of the wire outlet motor (3 b 3) penetrates through the first connecting column (6) and is connected with the driving wheel (3 b 1), and the cross sections of the driving wheel (3 b 1) and the driven wheel (3 b 2) are both in an I-shaped structure;

spacing subassembly (4 a) is including restricting post (4 a 1), the one end of restriction post (4 a 1) with be equipped with between second spliced pole (7) with both articulated shaft (4 a 2), the cover is equipped with torsional spring (4 a 3) on articulated shaft (4 a 2), the both ends of torsional spring (4 a 3) contradict with restriction post (4 a 1) and second spliced pole (7) respectively, the one end of restriction post (4 a 1) is equipped with stopper (4 a 4), stopper (4 a 4) are made by rubber, be equipped with fixed slot (4 a 5) on second spliced pole (7), be equipped with restriction groove (4 a 6) on restriction post (4 a 1), under operating condition, fixed slot (4 a 5), restriction groove (4 a 6) and silo (3 a 3) are linked together.

2. A hand-held automatic wire tying apparatus according to claim 1, wherein: the linkage assembly (4 b) comprises a connecting block (4 b 1), a connecting rope (4 b 2), a guide wheel (4 b 3), a sliding block (4 b 4) and a bolt (4 b 5), the connecting block (4 b 1) is fixedly connected with a limiting column (4 a 1), the guide wheel (4 b 3) is arranged at the corner of the second connecting column (7), a limiting ring (4 b 6) is arranged on the guide wheel (4 b 3), a sliding groove (4 b 8) is arranged on one side of the second mounting block (2), the sliding block (4 b 4) is arranged in the sliding groove (4 b 8), the bolt (4 b 5) is inserted on the sliding block (4 b 4), two jacks (4 b 7) which are in inserted connection and matching with the bolts (4 b 5) are arranged at the lateral sides of the sliding grooves (4 b 8), one end of the connecting rope (4 b 2) is fixedly connected with the connecting block (4 b 1), and the other end of the connecting rope (4 b 2) passes through the space between the limiting ring (4 b 6) and the guide wheel (4 b 3) and is fixedly connected with the sliding block (4 b 4).

3. A hand-held automatic wire tying apparatus according to claim 1, wherein: the cutting-off assembly comprises a cutter (5 b 1), a cutting groove is formed in the first connecting column (6), the cutter (5 b 1) is inserted into the cutting groove, the cutter (5 b 1) can slide along the length direction of the cutting groove, and a push rod (5 b 2) fixedly connected with the cutter (5 b 1) is arranged at one end of the cutter (5 b 1).

4. A hand-held automatic wire tying apparatus according to claim 3, wherein: the drive assembly includes driving motor (5 a 1), first actuating lever (5 a 2) and second actuating lever (5 a 3), the side at first connecting column (6) is installed in driving motor (5 a 1), the one end of first actuating lever (5 a 2) and the output end fixed connection of driving motor (5 a 1), the one end of second actuating lever (5 a 3) and the other end rotation of first actuating lever (5 a 2) are connected, the other end and the push rod (5 b 2) rotation of second actuating lever (5 a 3) are connected, the length of first actuating lever (5 a 2) is less than the length of second actuating lever (5 a 3).

5. A hand-held automatic wire tying apparatus according to claim 4, wherein: the outside of shutdown mechanism (5) is equipped with protective housing (8), protective housing (8) pass through bolt fixed connection with first spliced pole (6), the inboard of protective housing (8) is equipped with and cuts (5 b 1) sliding fit's sliding tray (9).

6. A hand-held automatic wire tying apparatus according to claim 1, wherein: the middle part of first installation piece (1) is equipped with rotation motor (10), the output of rotating motor (10) run through first installation piece (1) and with second installation piece (2) fixed connection, first installation piece (1) is equipped with the battery.

7. A hand-held automatic wire tying apparatus according to claim 1, wherein: the rear end of the first mounting block (1) is provided with a handle (11), and the rear end of the first mounting block (1) is provided with a plurality of control buttons (12).