CN215564543U - Strapping machine and wire feeding device thereof - Google Patents

Abstract

The utility model discloses a binding machine and a wire feeding device thereof, wherein the wire feeding device comprises: the device comprises a first wire guide pipe, a first guide pressing component, a moving wheel component, a second guide pressing component and a second wire guide pipe which are arranged in sequence along the transverse direction; the filamentous product is penetrated by the first yarn guide pipe and sequentially penetrates through the first guide pressing assembly, the moving wheel assembly, the second guide pressing assembly and the second yarn guide pipe, and the first guide pressing assembly and the second guide pressing assembly can press or loosen the filamentous product penetrating through the first guide pressing assembly and the second guide pressing assembly; the moving wheel assembly is vertically movably arranged. The wire feeding device provided by the utility model is independently arranged and does not need to be arranged on a binding machine, so that the wire feeding device is not limited by the size of the binding machine, can be connected with a wire supply disc with a larger volume, realizes a long-time continuous wire supply process, and avoids the operation of frequently replacing the wire supply disc; moreover, automation of the wire feeding process can be realized, manpower participation is reduced, and labor cost is reduced.

Description

Strapping machine and wire feeding device thereof

Technical Field

The utility model relates to the technical field of bundling equipment, in particular to a wire feeding device. In addition, the utility model also relates to a binding machine comprising the wire feeding device.

Background

In the building industry, the modularized production is gradually realized, when the modularized production is carried out, reinforcing steel bars need to be built, the positions of the reinforcing steel bars are fixed by using iron wires, and cement is conveniently poured at the back of the reinforcing steel bars, so that the strength of the modules is ensured.

For reinforcing steel bar binding, there are multiple hand-held type reinforcing steel bar binding machines in the market at present, but reinforcing steel bar binding machine in the existing market all receives the restriction of size itself, all can set up less confession silk dish, can not realize lasting confession silk, and receives the restriction of iron wire volume, needs frequently to trade the silk in the use. Even under some working conditions, the manual bundling is directly adopted, and operators need to bow for a long time, so that the labor intensity is high.

In summary, a problem to be solved by those skilled in the art is how to provide a wire feeding device capable of continuously feeding wire.

SUMMERY OF THE UTILITY MODEL

In view of the above, an object of the present invention is to provide a wire feeding device, which can be independently installed with respect to a binding machine, avoid occupying the space of the binding machine, and can be connected to a wire feeding tray with a large volume to realize continuous wire feeding.

Another object of the present invention is to provide a strapping machine including the wire feeder.

In order to achieve the above purpose, the utility model provides the following technical scheme:

a wire feeder, comprising: the device comprises a first wire guide pipe, a first guide pressing component, a moving wheel component, a second guide pressing component and a second wire guide pipe which are arranged in sequence along the transverse direction;

the filiform product can be penetrated by the first guide wire pipe and sequentially penetrates through the first guide pressing component, the moving wheel component, the second guide pressing component and the second guide wire pipe; the first guide compaction assembly and the second guide compaction assembly can both compact or loosen filiform products penetrating into the first guide compaction assembly and the second guide compaction assembly;

the moving wheel assembly is movably arranged along the vertical direction.

Preferably, the first guide compressing assembly comprises a first mounting plate, a second wire feeding idler wheel, a first wire pressing wheel and a first power component for driving the first wire pressing wheel to move up and down relative to the second wire feeding idler wheel so as to compress or release the filamentous product;

the second wire feeding idle wheel is rotatably arranged on the first mounting plate, and the first wire pressing wheel is rotatably connected to the first power component;

the second guide pressing assembly comprises a second mounting plate, a third wire feeding idle wheel, a second wire pressing wheel and a second power component for driving the second wire pressing wheel to move up and down relative to the third wire feeding idle wheel so as to press or loosen the filamentous products;

the third wire feeding idler wheel is rotatably arranged on the second mounting plate, and the second wire pressing wheel is rotatably connected with the second power component.

Preferably, the first guide pressing assembly further comprises a first wire feed idler, and a first cam arranged tangentially to the first wire feed idler;

the first wire feeding idler wheel and the first cam are both rotatably arranged on the first mounting plate;

the second guide pressing assembly further comprises a fourth wire feeding idler wheel and a second cam which is tangentially arranged with the fourth wire feeding idler wheel; the fourth wire feeding idler wheel and the second cam are both rotatably arranged on the second mounting plate.

Preferably, the peripheries of the first wire feeding idler wheel and the fourth wire feeding idler wheel are provided with annular clamping grooves for avoiding the filamentous products from deviating.

Preferably, the moving wheel assembly comprises a moving wheel set, a lifting component and a push-pull plate provided with the moving wheel set;

the lifting component is connected with the push-pull plate and drives the push-pull plate to move up and down, so that the movable wheel set is close to or far away from the first guide compressing assembly and the second guide compressing assembly.

Preferably, the lifting member includes a power member, a slide rail fixedly disposed, and a slider slidably disposed with respect to the slide rail, the push-pull plate is connected to the slider, and an output end of the power member is connected to the push-pull plate.

Preferably, the device further comprises a fixed wheel set which is fixedly arranged, and the movable wheel set comprises a first movable wheel set and a second movable wheel set;

the first moving wheel set, the second moving wheel set and the fixed wheel set respectively comprise a fifth wire feeding idler wheel and a third cam which are tangentially arranged;

the filiform product sequentially passes through the first movable wheel set, the fixed wheel set and the second movable wheel set.

Preferably, the lower part of the moving wheel assembly is provided with a limit adjusting piece, and the limit adjusting piece can be fixed at a plurality of different positions along the moving direction of the moving wheel assembly.

Preferably, the limit adjusting piece is provided with a buffer; and the damper is telescopically adjustable in a direction toward the moving wheel assembly.

A strapping machine including a wire feeder according to any of the preceding claims.

In the process of using the wire feeding device provided by the utility model, firstly, the filiform product of the wire feeding disc is required to penetrate into the first wire guide pipe, and after penetrating out of the first wire guide pipe, the filiform product sequentially penetrates through the first guide pressing component, the moving wheel component and the second guide pressing component, and then penetrates out of the second wire guide pipe, and the penetrated filiform product can be directly connected with the binding machine. Then the second guide pressing component presses the filiform product, the first guide pressing component loosens the filiform product, and the moving wheel component is controlled to move towards the direction far away from the first guide pressing component and the second guide pressing component, so that the filiform product between the first guide pressing component and the moving wheel component and between the second guide pressing component and the moving wheel component is elongated, and the filiform product is pulled out from the wire supply disc; then the first guide pressing component can be controlled to press filiform products, the second guide pressing component is controlled to loosen the filiform products, the moving wheel component is controlled to move towards the direction close to the first guide pressing component and the second guide pressing component, and in the process, the strapping machine acts to complete strapping; the steps are repeated, and the continuous wire feeding process of the filiform product can be realized.

Compared with the prior art, the wire feeding device provided by the utility model is independently arranged, does not need to be installed on a binding machine, is not limited by the size of the binding machine, can be connected with a wire feeding disc with a larger size, realizes a long-time continuous wire feeding process, and avoids the operation of frequently replacing the wire feeding disc; moreover, automation of the wire feeding process can be realized, manpower participation is reduced, and labor cost is reduced.

In addition, the utility model also provides a binding machine comprising the wire feeding device.

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, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural view of a wire feeder according to an embodiment of the present invention;

FIG. 2 is a schematic view of the wire feeder of FIG. 1 in a wire feeding state;

FIG. 3 is a schematic view of the wire feeder of FIG. 1 in a wire feeding state.

In fig. 1 to 3:

1 is a first yarn guiding pipe, 1-1 is a fixing plate of the yarn guiding pipe, 2 is a first wire feeding idle wheel, 3 is a first cam, 4 is a second wire feeding idle wheel, 5 is a first wire pressing wheel, 6 is a first mounting plate, 7 is a third wire feeding idle wheel, 8 is a fourth wire feeding idle wheel, 9 is a second wire pressing wheel, 10 is a second cam, 11 is a second mounting plate, 12 is a wire pressing cylinder, 13 is a fixing plate of the wire pressing cylinder, 14 is a first moving wheel set, 15 is a second moving wheel set, 16 is a fixed wheel set, 16-1 is a fifth wire feeding idle wheel, 16-2 is a third cam, 17 is a push-pull plate, 18 is a push-pull cylinder, 19 is a fixing plate of the push-pull cylinder, 20 is a fixed wheel set, 21 is a sliding rail, 22 is a sliding block, 23 is a buffer, 24 is a limit adjusting piece, 25-shaped products and 26 is a second yarn guiding pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

The core of the utility model is to provide a wire feeding device which can be independently arranged relative to a binding machine, avoids occupying the space of the binding machine, can be connected with a wire supply disc with larger volume, realizes long-time continuous wire feeding and avoids the operation of frequently replacing the wire supply disc.

Another core of the utility model is to provide a strapping machine including the wire feeder.

Referring to fig. 1 to 3, fig. 1 is a schematic structural diagram of a wire feeding device according to an embodiment of the present invention; FIG. 2 is a schematic view of the wire feeder of FIG. 1 in a wire feeding state; FIG. 3 is a schematic view of the wire feeder of FIG. 1 in a wire feeding state. The silk feeding state in fig. 2 means that the moving wheel assembly moves away from the first guide pressing assembly and the second guide pressing assembly until the filamentous product is pulled out to a position with a proper length from the silk supply disc; the wire feed condition of figure 3 is the position where the moving wheel assembly moves closer to the first and second guide and compression assemblies until the desired length of filamentary product is delivered to the strapping machine.

This particular embodiment provides a wire drive feed unit, includes: the first guide wire tube 1, the first guide pressing component, the moving wheel component, the second guide pressing component and the second guide wire tube 26 are arranged in sequence along the transverse direction;

the filiform product 25 can be penetrated by the first thread guiding pipe 1 and sequentially penetrates through the first guiding and pressing component, the moving wheel component, the second guiding and pressing component and the second thread guiding pipe 26; the first guide compacting assembly and the second guide compacting assembly can compact or loosen the filiform product 25 penetrating into the first guide compacting assembly and the second guide compacting assembly;

the moving wheel assembly is vertically movably arranged.

It should be noted that, the first guide wire tube 1 and the second guide wire tube 26 may be configured to have smooth edges, so as to avoid abrasion to the filament product 25 during the wire feeding process.

The first guide pressing assembly and the second guide pressing assembly can be positioned at the same height position or different height positions, and the moving wheel assembly has a moving component perpendicular to the conveying direction of the filamentous products 25 in the process of moving vertically so as to pull the filamentous products 25 out of the wire supply disc; reference herein to having a component of movement perpendicular to the direction of conveyance of the filiform product 25 is made to: the moving direction of the moving wheel assembly is perpendicular to the connecting line direction of the first guide pressing assembly and the second guide pressing assembly, or the moving direction of the moving wheel assembly has a component perpendicular to the connecting line direction of the first guide pressing assembly and the second guide pressing assembly.

The first guide wire tube 1 is fixedly arranged on the guide wire tube fixing plate 1-1 on the left side, the second guide wire tube 26 is fixedly arranged on the guide wire tube fixing plate 1-1 on the right side, and the guide wire tube fixing plate 1-1 can be fixedly connected to a mounting base body for mounting the first guide pressing assembly and the second guide pressing assembly.

The first guide compressing assembly and the second guide compressing assembly can guide the filiform product 25 penetrating into the first guide compressing assembly and the second guide compressing assembly and compress or loosen the filiform product 25 penetrating into the second guide compressing assembly, when the first guide compressing assembly is in a loosening state and the second guide compressing assembly is in a compressing state, the moving wheel assembly is moved towards the direction far away from the first guide compressing assembly and the second guide compressing assembly, and the filiform product 25 can be pulled out by the wire supply disc. When the first guiding and compressing assembly is in a compressing state and the second guiding and compressing assembly is in a releasing state, the moving wheel assembly is moved towards the direction close to the first guiding and compressing assembly and the second guiding and compressing assembly, and meanwhile, the equipment matched with the wire feeding device is operated, so that the filiform product 25 can be pulled out from the second wire guide pipe 26.

The number of the movable wheel sets in the movable wheel assembly is determined according to actual conditions, and can be one set or two or more sets, and is determined according to actual conditions. When there is only one set of moving wheels, the filamentary product 25 passes through the first guiding and compacting assembly, the moving wheels set and the second guiding and compacting assembly in sequence.

In the process of using the wire feeding device provided by the embodiment, firstly, the filamentous product 25 of the wire feeding disc needs to be inserted into the first wire guiding pipe 1, and after being inserted out of the first wire guiding pipe 1, the filamentous product passes through the first guiding and pressing assembly, the moving wheel assembly and the second guiding and pressing assembly in sequence, and then is inserted out of the second wire guiding pipe 26, and the threaded product 25 after being inserted out can be directly connected with the binding machine. Then the second guide pressing component presses the filiform product 25, and controls the moving wheel component to move towards the direction far away from the first guide pressing component and the second guide pressing component, so that the filiform product 25 between the first guide pressing component and the moving wheel component and between the second guide pressing component and the moving wheel component is elongated, and the filiform product 25 is pulled out from the wire supply disc; then controlling the first guide pressing component to press the filiform product 25, controlling the second guide pressing component to loosen the filiform product 25, and controlling the moving wheel component to move towards the direction close to the first guide pressing component and the second guide pressing component, wherein in the process, the strapping machine acts to complete strapping; by repeating the above steps, a continuous wire feeding process of the filamentous product 25 can be realized.

Compared with the prior art, the wire feeding device provided by the embodiment is independently arranged and does not need to be installed on the binding machine, so that the wire feeding device is not limited by the size of the binding machine, can be connected with a wire feeding disc with a large volume, realizes a long-time continuous wire feeding process, and avoids the operation of frequently replacing the wire feeding disc; moreover, automation of the wire feeding process can be realized, manpower participation is reduced, and labor cost is reduced.

On the basis of the above embodiment, the first guiding and pressing assembly may include the first mounting plate 6, the second wire feeding idler wheel 4, the first wire pressing wheel 5, and a first power component that drives the first wire pressing wheel 5 to move up and down relative to the second wire feeding idler wheel 4 and provides pressing force for the filamentous product 25 passing between the first wire pressing wheel 5 and the second wire feeding idler wheel 4; the second wire feeding idle wheel 4 is rotatably arranged on the first mounting plate 6, and the first wire pressing wheel 5 is rotatably connected with the first power component;

the second guide pressing assembly comprises a second mounting plate 11, a third wire feeding idle wheel 7, a second wire pressing wheel 9 and a second power component which drives the second wire pressing wheel 9 to move up and down relative to the third wire feeding idle wheel 7 and provides pressing force for a filamentous product 25 passing between the second wire pressing wheel 9 and the third wire feeding idle wheel 7; the third wire feeding idle wheel 7 is rotatably arranged on the second mounting plate 11, and the second wire pressing wheel 9 is rotatably connected to the second power component.

In use, the thread-like product 25 passes through the first godet tube 1 and then sequentially passes between the second wire-feeding idle wheel 4 and the first wire-pressing wheel 5, and between the moving wheel assembly and the third wire-feeding idle wheel 7 and the second wire-pressing wheel 9.

When the filamentous product 25 needs to be pulled out from the wire supply disc, the third wire feeding idle wheel 7 needs to be matched with the second wire pressing wheel 9, the filamentous product 25 passing through the third wire feeding idle wheel 7 and the second wire pressing wheel 9 is pressed, the second wire feeding idle wheel 4 is matched with the first wire pressing wheel 5, the filamentous product 25 passing through the second wire feeding idle wheel 4 and the first wire pressing wheel 5 is loosened, and the moving wheel assembly is controlled to move in the direction away from the first guide pressing assembly and the second guide pressing assembly; when the filamentous product 25 needs to be conveyed to the binding machine from the wire feeding device, the third wire feeding idle wheel 7 needs to be matched with the second wire pressing wheel 9, the filamentous product 25 passing through the third wire feeding idle wheel 7 and the second wire pressing wheel 9 is loosened, and the second wire feeding idle wheel 4 is matched with the first wire pressing wheel 5, so that the filamentous product 25 passing through the second wire feeding idle wheel 4 and the first wire pressing wheel 5 is pressed; and controlling the moving wheel assembly to move towards the direction close to the first guide pressing assembly and the second guide pressing assembly.

The first guiding and pressing assembly can further comprise a first wire feeding idler wheel 2 and a first cam 3 which is tangentially arranged with the first wire feeding idler wheel 2, and the first wire feeding idler wheel 2 and the first cam 3 are both rotatably arranged on a first mounting plate 6;

the second guiding and pressing assembly may further include a fourth wire idler 8, and a second cam 10 disposed tangentially to the fourth wire idler 8, wherein the fourth wire idler 8 and the second cam 10 are both rotatably disposed on a second mounting plate 11.

In use, as shown in fig. 2 and 3, the thread-like product 25 passes through the first guide wire tube 1, and then sequentially passes through the space between the first wire-feeding idler 2 and the first cam 3, the space between the second wire-feeding idler 4 and the first wire-pressing wheel 5, the moving wheel assembly, the space between the third wire-feeding idler 7 and the second wire-pressing wheel 9, and the space between the fourth wire-feeding idler 8 and the second cam 10.

Preferably, the first power component and the second power component may be both provided as wire pressing cylinders 12, the wire pressing cylinders 12 are fixedly provided on the wire pressing cylinder fixing plate 13, and the two sets of wire pressing cylinders 12 are symmetrically provided about the middle section of the wire feeding device. Of course, the first power component and the second power component may also be an electric motor, an electric cylinder, a motor, or other components for providing power, which is determined according to actual conditions.

Can all connect first wire pressing wheel 5 and second wire pressing wheel 9 in corresponding glide texture, when the wire pressing cylinder 12 is flexible, can drive first wire pressing wheel 5 or second wire pressing wheel 9 and slide along glide texture. The sliding structure can be a guide rail sliding block component or a sliding groove structure, and is determined according to actual conditions.

Although the wheel set formed by the first wire feeding idler wheel 2 and the first cam 3, the wheel set formed by the fourth wire feeding idler wheel 8 and the second cam 10, and the wheel set formed by the fifth wire feeding idler wheel 16-1 and the third cam 16-2 can all play a certain role in guiding, in order to enable the wheel set formed by the first wire feeding idler wheel 2 and the first cam 3, the wheel set formed by the fourth wire feeding idler wheel 8 and the second cam 10, and the wheel set formed by the fifth wire feeding idler wheel 16-1 and the third cam 16-2 to play a better role in guiding, annular clamping grooves for preventing the filamentous product 25 from deviating can be arranged on the peripheries of the first wire feeding idler wheel 2, the fourth wire feeding idler wheel 8 and the fifth wire feeding idler wheel 16-1; in the use process, each cam is attached to the corresponding wire feeding idler wheel in a tangent mode, and the filiform products 25 are located in the annular clamping grooves.

The cams referred to herein include a first cam 3, a second cam 10, and a third cam 16-2, and the wire feed idlers include a first wire feed idler 2, a second wire feed idler 4, a third wire feed idler 7, a fourth wire feed idler 8, and a fifth wire feed idler 16-1.

Preferably, the first guide pressing assembly and the second guide pressing assembly can be symmetrically arranged about the middle section of the wire feeding device, so that the first guide pressing assembly and the second guide pressing assembly are located at the same height, and the processing and the assembly are convenient.

As shown in fig. 2 and 3, in the case that the filamentous product 25 is threaded from the first guide wire tube 1 on the left side and threaded from the second guide wire tube 26 on the right side, during the use process, because the wire feeding device shown in fig. 2 and 3 has a symmetrical structure with respect to the middle section, the filamentous product 25 can also be threaded from the second guide wire tube 26 on the right side and threaded from the first guide wire tube 1 on the left side, which is determined according to the actual situation.

On the basis of the above embodiment, the moving wheel assembly may include a moving wheel set, a lifting member, and a push-pull plate 17 on which the moving wheel set is mounted; the lifting component is connected with the push-pull plate 17 and drives the push-pull plate 17 to move up and down, so that the moving wheel set is relatively close to or far away from the first guide pressing component and the second guide pressing component.

The lifting component comprises a power piece, a sliding rail 21 fixedly arranged and a sliding block 22 arranged in a sliding mode relative to the sliding rail 21, the push-pull plate 17 is connected with the sliding block 22, and the output end of the power piece is connected with the push-pull plate 17.

The power part can be a push-pull air cylinder 18, and the push-pull air cylinder 18 is arranged on a push-pull air cylinder fixing plate 19; the telescopic end of the push-pull cylinder 18 is connected with the push-pull plate 17 so as to drive the push-pull plate 17 to move up and down, so that the moving wheel set is close to or far away from the first guide compression assembly and the second guide compression assembly.

When the number of the movable wheel sets is one, the movable wheel sets can be arranged on a perpendicular bisector of a connecting line of the first guide pressing component and the second guide pressing component, and the filiform product 25 penetrates through the movable wheel sets after penetrating out of the first guide pressing component and then penetrates into the second guide pressing component.

It should be noted that the moving wheel set may be disposed at the upper portions of the first guiding and compressing assembly and the second guiding and compressing assembly, or may be disposed at the lower portions of the first guiding and compressing assembly and the second guiding and compressing assembly, which is determined according to actual situations; as shown in fig. 1, the moving wheel set is arranged at the lower part of the first guiding and pressing component and the second guiding and pressing component, is driven to be close to or far from the first guiding and pressing component and the second guiding and pressing component by the push-pull air cylinder 18,

in one embodiment, as shown in fig. 1 to 3, a fixed wheel set 16 is fixedly disposed at an upper portion of a moving range of the moving wheel set, and the moving wheel set includes a first moving wheel set 14 and a second moving wheel set 15; the first moving wheel set 14, the second moving wheel set 15 and the fixed wheel set 16 all comprise a fifth wire feeding idler wheel 16-1 and a third cam 16-2 which are tangentially arranged; the filiform product 25 passes, in sequence, through the first moving wheel group 14, the fixed wheel group 16 and the second moving wheel group 15. The central axis of the fixed wheel set 16 is arranged on the perpendicular bisector of the connecting line of the first guide pressing component and the second guide pressing component, and the first movable wheel set 14 and the second movable wheel set 15 are symmetrically arranged relative to the fixed wheel set 16.

It should be noted that, when the movable wheel set includes the first movable wheel set 14 and the second movable wheel set 15, the fixed wheel set 16 may not be provided, and in the using process, the filamentous product 25 passes through the first movable wheel set 14 and the second movable wheel set 15 in sequence after passing out from the first guide pressing component, and passes through the second guide pressing component after passing out from the second movable wheel set 15.

Compared with the method without the fixed wheel set 16, the method with the fixed wheel set 16 can enable the filament product 25 with a longer length than the fixed wheel set 16 to be drawn out by the filament supplying disc under the condition of the same moving distance when the moving wheel set moves away from the first guide pressing assembly and the second guide pressing assembly; the travel distance of the moving wheel set can be shortened without changing the length of the filamentary product 25 required by the binding machine at a single time, and the moving wheel assembly can be made to travel more stably and the filamentary product 25 can be prevented from oscillating.

Preferably, the fixed wheel set 16 may be mounted to the push-pull cylinder fixing plate 19 through a fixed wheel set connecting plate 20.

The push-pull air cylinder fixing plate 19 is provided with a slide rail 21 and a slide block 22 matched with the slide rail 21, the push-pull plate 17 is connected with the slide block 22 and can slide along the slide rail 21 under the driving of the push-pull air cylinder 18, and the slide rail 21 is arranged along the vertical direction.

The lower part of the moving wheel component is provided with a limit adjusting piece 24, and the limit adjusting piece 24 can be fixed at a plurality of different positions along the moving direction of the moving wheel component.

The push-pull air cylinder 18 can drive the push-pull plate 17 to slide downwards until the push-pull plate 17 is contacted with the limit adjusting piece 24, so that the sliding range of the push-pull plate 17 can be adjusted by adjusting the installation position of the limit adjusting piece 24, and the length of the filamentous product 25 tensioned in the single movement process of the moving wheel assembly can be adjusted; the limit adjusting piece 24 can be arranged to be of a plate-shaped structure, a waist-shaped hole is arranged in the plate-shaped structure, a threaded hole is arranged in the push-pull air cylinder fixing plate 19, the position of the waist-shaped hole relative to the threaded hole is adjusted, and the installation position of the limit adjusting piece 24 can be adjusted; or a plurality of groups of threaded holes can be arranged along the moving direction of the moving wheel assembly, and the threaded holes are determined according to actual conditions.

A buffer 23 is arranged on the limit adjusting piece 24, and the buffer 23 can be telescopically adjusted along the direction towards the moving wheel component; by screwing the damper 23, the protruding length of the damper 23 in the direction toward the moving wheel assembly can be adjusted. And the buffer 23 is disposed therein, and also has a shock-absorbing effect. The damper 23 may be a hydraulic damper.

Besides the wire feeder, the utility model also provides a binding machine including the wire feeder disclosed in the above embodiments, and the structure of other parts of the binding machine is referred to the prior art and will not be described herein again.

The strapping machine in this embodiment may be a rebar strapping machine, or may be other configurations using filamentary products 25, as the case may be.

The filamentous product 25 mentioned in the present application document may be a steel wire, an iron wire, a copper wire, or other metal wires, or may be a filamentous structure made of other materials, which is determined according to practical situations.

The first, second, third, fourth and fifth of the first and second godet tubes 1 and 26, the first and second moving wheel sets 14 and 15, the first, second and third cams 3, 10 and 16-2, the first and second mounting plates 6 and 11, the first and second pinch rollers 5 and 9, the first and second wire feed idlers 2, 4, 7, 8 and 16-1 are only used for distinguishing the difference of the positions and are not in sequence.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. Any combination of all the embodiments provided by the present invention is within the scope of the present invention, and will not be described herein.

The present invention provides a binding machine and a wire feeding device thereof. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims (10)

1. A wire feeder, comprising: the device comprises a first wire guide pipe (1), a first guide pressing component, a moving wheel component, a second guide pressing component and a second wire guide pipe (26) which are arranged in sequence along the transverse direction;

the filiform product (25) can be penetrated by the first guide wire tube (1) and sequentially passes through the first guide pressing component, the moving wheel component, the second guide pressing component and the second guide wire tube (26); the first guide compaction assembly and the second guide compaction assembly can both compact or loosen filiform products (25) penetrating into the first guide compaction assembly and the second guide compaction assembly;

the moving wheel assembly is movably arranged along the vertical direction.

2. The wire feeder according to claim 1, wherein the first guiding and compacting assembly comprises a first mounting plate (6), a second wire feed idler (4), a first wire-compacting wheel (5), and a first power component that moves the first wire-compacting wheel (5) up and down relative to the second wire feed idler (4) to compact or loosen the filamentous product (25);

the second wire feeding idle wheel (4) is rotatably arranged on the first mounting plate (6), and the first wire pressing wheel (5) is rotatably connected to the first power component;

the second guide pressing assembly comprises a second mounting plate (11), a third wire feeding idle wheel (7), a second wire pressing wheel (9) and a second power component for driving the second wire pressing wheel (9) to move up and down relative to the third wire feeding idle wheel (7) so as to press or loosen the filamentous product (25);

the third wire feeding idler wheel (7) is rotatably arranged on the second mounting plate (11), and the second wire pressing wheel (9) is rotatably connected with the second power component.

3. The wire feeder according to claim 2, wherein the first guide pinch assembly further comprises a first wire idler (2), a first cam (3) disposed tangentially to the first wire idler (2);

the first wire feeding idler wheel (2) and the first cam (3) are both rotatably arranged on the first mounting plate (6);

the second guide pressing assembly further comprises a fourth wire feeding idler wheel (8) and a second cam (10) which is tangentially arranged with the fourth wire feeding idler wheel (8); the fourth wire feeding idler wheel (8) and the second cam (10) are both rotatably arranged on the second mounting plate (11).

4. The wire feeder according to claim 3, characterized in that the first wire feed idler (2) and the fourth wire feed idler (8) are each provided with an annular groove on the periphery to avoid the deviation of the filiform product (25).

5. The wire feeder according to any of claims 1-4, wherein the moving wheel assembly comprises a moving wheel set, a lifting member, and a push-pull plate (17) to which the moving wheel set is mounted;

the lifting component is connected with the push-pull plate (17) and drives the push-pull plate (17) to move up and down, so that the moving wheel set is close to or far away from the first guide pressing assembly and the second guide pressing assembly.

6. The wire feeder according to claim 5, wherein the lifting member comprises a power member, a fixedly disposed slide rail (21), and a slide block (22) slidably disposed with respect to the slide rail (21), the push-pull plate (17) is connected to the slide block (22), and an output end of the power member is connected to the push-pull plate (17).

7. The wire feeder according to claim 5, further comprising a stationary set of wheels (16) fixedly arranged, the set of moving wheels comprising a first set of moving wheels (14) and a second set of moving wheels (15);

the first moving wheel set (14), the second moving wheel set (15) and the fixed wheel set (16) comprise a fifth wire feeding idler wheel (16-1) and a third cam (16-2) which are tangentially arranged;

the filiform product (25) passes through the first moving wheel set (14), the fixed wheel set (16) and the second moving wheel set (15) in sequence.

8. The wire feeder of any of claims 1-4, wherein a lower portion of the moving wheel assembly is provided with a limit adjustment member (24), the limit adjustment member (24) being securable in a plurality of different positions along a direction of movement of the moving wheel assembly.

9. The wire feeder according to claim 8, wherein the limit adjuster (24) is mounted with a buffer (23); and the damper (23) is telescopically adjustable in a direction towards the moving wheel assembly.

10. A strapping machine including the wire feeder of any of claims 1-9.

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