CN114872952A

CN114872952A - Strapping gun

Info

Publication number: CN114872952A
Application number: CN202210496670.1A
Authority: CN
Inventors: 梁伟; 闫波; 桂莹; 王欢; 赵振海
Original assignee: FAW Jiefang Automotive Co Ltd
Current assignee: FAW Jiefang Automotive Co Ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-08-09
Anticipated expiration: 2042-05-09
Also published as: CN114872952B

Abstract

The utility model relates to a binding rifle for bind and treat the piece of binding, this ribbon is clear including rifle body, binding device and controlling means, and wherein, the binding device sets up in the rifle body, and includes along the locking Assembly that the first direction interval set up, cuts off subassembly and ribbon, and locking Assembly is equipped with the locking portion that is used for wearing to establish the ribbon towards the one side that cuts off the subassembly, and controlling means difference signal connection is in locking Assembly and cuts off the subassembly. This application passes through the one end that locking Assembly drive ribbon connected locking portion and moves along the second direction and predetermine the distance to make the ribbon bind in treating the binding, controlling means controls the one end that cuts off the subassembly and cut off the ribbon and penetrate the rifle body when applying in the power of binding of treating the binding and reaching the default, thereby the completion is treated the binding of binding. So in order to realize the accurate control of power of tying to improve present ribbon and robbed the problem that can not accurate control power of tying, and then influence the assembly of car tube bank and pencil.

Description

Strapping gun

Technical Field

The application relates to the technical field of strapping guns, in particular to a strapping gun.

Background

Along with the development of the automobile industry and the improvement of the yield, more and more places need to be bound with automobile tube bundles and wire harnesses by using the binding belt, and the application of the binding gun becomes more and more extensive. The binding gun is a special tool which is specially used for binding and cutting off the binding belt and is sold in matching production, and the requirements of binding force corresponding to different positions are not consistent.

The power supply of present ligature rifle has manual and pneumatic dual mode, but no matter which kind all can't accurate control tie up the power, probably leads to the trachea to discount when tying up the power too big, and probably leads to the fixed insecure of tube bundle when tying up the power undersize, and the assembly quality of car tube bundle and pencil is all influenced to above two kinds of circumstances.

Disclosure of Invention

Based on this, it is necessary to provide a ribbon rifle to robbing to present ribbon and can not accurate control the power of tying, and then influence the problem of the assembly of car tube bank and pencil.

The embodiment of the application provides a strapping gun for the piece of treating binding is tied up in the binding, include: a gun body; the binding device is arranged on the gun body and comprises locking assemblies, cutting assemblies and a binding belt which are arranged at intervals along a first direction, one side, facing the cutting assemblies, of each locking assembly is provided with a locking part for penetrating through the binding belt, one end of the binding belt is fixed on the gun body, and the other end of the binding belt penetrates through the gun body to be wound on the piece to be bound and then penetrates into the gun body and is fixedly penetrated in the locking part; the control device is respectively in signal connection with the locking assembly and the cutting assembly; wherein the locking assembly is configured to drive one end of the binding belt connected with the locking part to move for a preset distance along a second direction so as to bind the binding belt to the piece to be bound; the control device is configured to control the cutting assembly to cut off the penetrating of the binding belt into one end of the gun body when the binding force applied to the piece to be bound reaches a preset value; the first direction and the second direction are arranged in an angle.

In one embodiment, the locking assembly includes a pull rod disposed in the second direction; the locking portion including run through in the pull rod just supplies the via hole that the ribbon passed, and set up in the first tooth of the pore wall of via hole, first tooth is constructed to be able to restrict and wears to locate the ribbon of via hole is followed the axial removal of via hole.

In one embodiment, the locking assembly further comprises a power spring; the power-assisted spring is connected with the first teeth, so that the first teeth are abutted to the cable tie penetrating through the through hole.

In one embodiment, the cutting assembly comprises a bracket and an operating member; one end of the support is provided with a blade facing the bandage, and the operating part is connected with the support to drive the blade to cut off the bandage penetrating into one end of the gun body.

In one embodiment, the severing assembly further comprises a first connecting shaft connected to the carriage, the carriage being rotatably connected within the gun body by the first connecting shaft; the locking assembly further comprises a swinging piece connected to the operating piece; the operating piece drives the bracket to rotate around the axis of the first connecting shaft by means of the swinging piece, so that the blade cuts off one end of the binding belt penetrating into the gun body.

In one embodiment, the operating member includes a handle rotatably coupled to the pull rod; one end of the swinging piece is connected to the handle, and the other end of the swinging piece is abutted to the support.

In one embodiment, the locking assembly further comprises a second connecting shaft; the handle is provided with a connecting hole, and the second connecting shaft is arranged in the connecting hole in a penetrating manner; one end of the swinging piece is abutted against the side wall surface of the second connecting shaft.

In one embodiment, the severing assembly further comprises a return spring; one end of the return spring is fixed on the gun body, and the other end of the return spring is connected to the support.

In one embodiment, the control means comprises a gear assembly and a pressure sensor for detecting a binding force applied to the item to be bound; the gear assembly comprises a gear connected with the pressure sensor in a signal mode, and a second tooth arranged at one end, far away from the blade, of the bracket; the gear assembly having a first condition in which the gear and the second tooth are engaged with one another and a second condition; in the second state, the gear and the second tooth are separated from each other; the control device is configured to control the gear assembly to be in the second state when a binding force applied to the to-be-bound piece reaches a preset value.

In one embodiment, the strap gun further comprises a display; the display is electrically connected with the pressure sensor and used for displaying the numerical value of the binding force applied to the piece to be bound.

The utility model provides a binding rifle for bind and treat the piece of binding, this ribbon is clear including rifle body, binding device and controlling means, wherein, the binding device sets up in the rifle body, and includes along the locking Assembly that the first direction interval set up, cuts off subassembly and ribbon, and locking Assembly is equipped with the locking portion that is used for wearing to establish the ribbon towards the one side that cuts off the subassembly, and controlling means difference signal connection is in locking Assembly and cuts off the subassembly. This application passes through the one end that locking Assembly drive ribbon connected locking portion and moves along the second direction and predetermine the distance to make the ribbon bind in treating the binding, controlling means controls the one end that cuts off the subassembly and cut off the ribbon and penetrate the rifle body when applying in the power of binding of treating the binding and reaching the default, thereby the completion is treated the binding of binding. So in order to realize the accurate control of power of tying to improve present ribbon and robbed the problem that can not accurate control power of tying, and then influence the assembly of car tube bank and pencil.

Drawings

Fig. 1 is a schematic structural view of a banding gun according to an embodiment of the present application.

Description of reference numerals: 100. robbing the body; 200. binding devices; 210. a locking assembly; 211. a pull rod; 212. a power-assisted spring; 213. a swinging sheet; 214. a second connecting shaft; 215. a third connecting shaft; 216. a return spring; 220. cutting off the assembly; 221. a support; 2211. a blade; 222. an operating member; 2221. a handle; 2222. connecting holes; 223. a first connecting shaft; 224. a return spring; 230. a locking portion; 231. a via hole; 232. a first tooth; 300. a control device; 310. a gear assembly; 311. a gear; 312. a second gear; 320. a pressure sensor; 400. a display; 500. a control panel; 10. a first key; 20. a second key; 30. a power key; a. a first direction; b. a second direction.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

The embodiment of the present application provides a strapping gun, as shown in fig. 1, for strapping a to-be-strapped item (not shown in the figure), including a gun body 100, a strapping device 200 and a control device 300, wherein the strapping device 200 is disposed in the gun body 100, and includes a locking assembly 210, a cutting assembly 220 and a strap (not shown in the figure) disposed at intervals along a first direction a. One side of the locking component 210 facing the cutting component 220 is provided with a locking portion 230 for penetrating a binding belt, one end of the binding belt is fixed on the gun body 100, the other end of the binding belt penetrates through the gun body 100 and is wound on a piece to be bound, then the binding belt penetrates into the gun body 100 and is fixed on the locking portion 230 in a penetrating manner, and the control device 300 is respectively in signal connection with the locking component 210 and the cutting component 220.

Wherein the locking assembly 210 is configured to drive one end of the strap attachment locking portion 230 to move a preset distance in the second direction b so that the strap is tied to the piece to be tied. The control means 300 is configured to control the cutting assembly 220 to cut the end of the band penetrating the gun body 100 when the binding force applied to the to-be-bound object reaches a preset value, the first direction a and the second direction b being arranged at an angle.

It should be noted that, one end of the binding belt is provided with a connecting portion, the connecting portion is provided with a connecting hole, when the binding piece is bound, the binding belt needs to be wound around the binding piece, and then the other end of the binding belt is inserted into the connecting hole of the connecting portion, so as to realize pre-binding of the binding piece.

It will be appreciated that this pre-binding does not provide a significant binding force to the items to be bound, and therefore requires the use of a binding gun to increase the binding force to the appropriate value. Specifically, the other end of the band is inserted into the gun body 100, and the other end of the band is connected to the locking portion 230, and the locking assembly 210 drives the one end of the band connecting to the locking portion 230 to move to a preset distance along the second direction b, that is, the preset distance should be a distance at which the band moves to a position where the band can be bound to a piece to be bound along the second direction b, and the binding force at this time also reaches the preset value. Cut off subassembly 220 at last and cut off the ribbon to accomplish whole tying, so in order to realize tying the accurate control of power, thereby improved present ribbon and robbed can not accurate control tying power, and then the problem of the assembly of influence car tube bank and pencil.

In some embodiments, the locking assembly 210 includes a pull rod 211 disposed along the second direction b, the locking portion 230 includes a through hole 231 penetrating the pull rod 211 and through which the strap passes, and a first tooth 232 disposed on a hole wall of the through hole 231, the first tooth 232 is configured to limit movement of the strap passing through the through hole 231 along an axial direction of the through hole 231.

It should be noted that, the pull rod 211 is movably disposed in the gun body 100, teeth are disposed at one end of the strap penetrating through the through hole 231, and the teeth on the strap are mutually clamped with the first teeth 232. So, the pull rod 211 drives the first tooth 232 to move along the second direction b, and the first tooth 232 drives the ribbon to move along the axial movement of the via hole 231, so that the ribbon can bind the to-be-bound object.

In some embodiments, the locking assembly 210 further includes a power spring 212, and the power spring 212 is connected to the first tooth 232, so that the first tooth 232 abuts against the strap passing through the through hole 231. In this way, the elastic force generated by the power spring 212 fixes the strap in the through hole 231, thereby preventing the strap from being separated from the locking portion 230.

In particular, in some embodiments, the cutting assembly 220 includes a bracket 221 and an operating member 222, wherein one end of the bracket 221 is provided with a blade 2211 facing the strap, and the operating member 222 is connected to the bracket 221 to drive the blade 2211 to cut the strap through one end of the gun body 100. In this manner, when the binding force applied to the piece to be bound reaches a preset value, the operating member 222 drives the blade 2211 to cut off the binding, which penetrates through one end of the gun body 100, thereby completing the binding.

In some embodiments, the severing assembly 220 further comprises a first connecting shaft 223 connected to the bracket 221, the bracket 221 being rotatably connected within the gun body 100 by the first connecting shaft 223. The locking assembly further includes a swing tab 213 coupled to an operating member 222, and the operating member 222 drives the bracket 221 to rotate about the axis of the first coupling shaft 223 by means of the swing tab 213, so that the blade 2211 cuts through the strap into one end of the gun body 100.

Further, the operating member 222 is connected to the bracket 221 by means of the lever 211, and the swing piece 213 is connected to the operating member 222. Specifically, the locking assembly 210 includes a third connecting shaft 215, the swing piece 213 is provided with a first connecting hole (not shown), the operation member 222 is provided with a second connecting hole (not shown), and the bracket 221 is provided with a third connecting hole (not shown). The third connecting shaft 215 is sequentially inserted through the first connecting hole, the second connecting hole, and the third connecting hole to connect the swing piece 213, the operating piece 222, and the bracket 221.

It should be noted that the cross section of the end of the strap connected to the locking portion 230 in the longitudinal extending direction thereof gradually increases, so that the cross section area of the strap initially disposed in the through hole 231 is smaller than the cross section area of the through hole 231, and a gap is formed between the hole wall of the through hole 231 and the surface of the strap, at this time, the pull rod 211 can drive the strap to move along the second direction b through the operation member 222. When the through hole 231 is moved to the preset distance, the cross-sectional area of the ribbon in the through hole 231 is not smaller than that of the through hole 231, the ribbon is clamped in the through hole 231, and the pull rod 211 cannot move continuously along the second direction b. At this time, the operation member 222 rotates around the axis of the third connecting shaft 215, and then the swinging piece 213 drives the bracket 221 to rotate around the axis of the first connecting shaft 223, so that the blade 2211 cuts off the end of the band penetrating into the gun body 100.

In some embodiments, the operation member 222 includes a handle 2221 rotatably connected to the pull rod 211, one end of the swinging piece 213 is connected to the handle 2221, and the other end of the swinging piece 213 abuts against the bracket 221. In this way, when the pull rod 211 cannot move further in the second direction b, the handle 2221 rotates around the axis of the third connecting shaft 215, and the handle 2221 drives the swinging piece 213 to rotate, so that the swinging piece 213 drives the bracket 221 to rotate around the axis of the first connecting shaft 223.

Specifically, in some embodiments, the locking assembly 210 further comprises a return spring 216, one end of the return spring 216 is fixed to the gun body 100, and the other end of the return spring 216 is connected to the pull rod 211. After the binding operation is completed, the elastic force generated by the return spring 216 acts on the tension rod 211 to return the tension rod 211 to the original position.

Further, the locking assembly 210 further includes a second connecting shaft 214, a connecting hole 2222 is formed in the handle 2221, the second connecting shaft 214 is inserted into the connecting hole 2222, and one end of the swinging piece 213 abuts against a side wall surface of the second connecting shaft 214.

That is, the handle 2221 drives the second connecting shaft 214 to rotate, so that the second connecting shaft 214 drives the swinging piece 213 to rotate. In other embodiments, the second connecting shaft 214 can also be welded to the handle 2221, and the specific arrangement can be flexibly changed according to practical situations, which is not limited herein.

In some embodiments, the severing assembly 220 further comprises a return spring 224, one end of the return spring 224 being fixed to the gun body 100 and the other end of the return spring 224 being connected to the bracket 221. In this manner, after the blade 2211 of the holder 221 cuts the band penetrating into the end of the gun body 100, the elastic force generated by the return spring 224 acts on the holder 221 to return the holder 221.

In some embodiments, the control device 300 includes a gear assembly 310 and a pressure sensor 320 for detecting a binding force applied to a piece to be bound, the gear assembly 310 including a gear signal-connected to the pressure sensor 320, and a second tooth 312 provided at an end of the holder 221 remote from the blade 2211. The gear assembly 310 has a first state in which the gear 311 and the second tooth 312 are engaged with each other and a second state in which the gear 311 and the second tooth 312 are separated from each other, and the control device 300 is configured to control the gear assembly 310 in the second state when a binding force applied to a piece to be bound reaches a preset value.

It will be appreciated that the locking assembly 210 is actuated by the handle 2221 to bind the strap to the item to be bound, and the external force applied to the handle 2221 is the source of the power for binding the item to be bound, and the bracket 221 is driven by this force to rotate about the axis of the first connecting shaft 223, so that the blade 2211 cuts the strap. Thus, the binding force applied to the object to be bound has a mathematical relationship with the torque force for driving the rotation of the bracket 221, and when the pressure sensor 320 detects that the torque force reaches a predetermined value, the control device 300 controls the gear 311 and the second teeth 312 to be separated, so as to release the bracket 221, and further, the bracket 221 rotates around the axis of the first connecting shaft 223, so that the blade 2211 cuts off the end of the binding tape penetrating into the gun body 100.

In some embodiments, the strap gun further includes a display 400, the display 400 being electrically connected to the pressure sensor 320, the display 400 being configured to display a value of the binding force applied to the article to be bound for convenient use by an operator.

In some embodiments, the band clamp further comprises a control panel 500, the control panel 500 is in signal connection with the control device 300 and the display 400, and the control panel 500 is respectively provided with a first key 10 for increasing the preset value, a second key 20 for decreasing the preset value, and a power key 30 for controlling the display 400 to be turned on and off. In this way, the staff can adjust the relevant parameters by operating the control panel 500, thereby realizing automatic setting.

The utility model provides a binding rifle for bind and treat the piece of binding, this binding is clear including rifle body 100, binding device 200 and controlling means 300, wherein, binding device 200 sets up in rifle body 100, and includes along the locking Assembly 210 of first direction a interval setting, cuts off subassembly 220 and ribbon, one side that locking Assembly 210 orientation cut off subassembly 220 is equipped with the locking portion 230 that is used for wearing to establish the ribbon, controlling means 300 signal connection respectively in locking Assembly 210 and cut off subassembly 220. This application passes through locking Assembly 210 drive ribbon and connects the one end of locking portion 230 and remove the default distance along second direction b to make the ribbon bind in treating the binding, controlling means 300 controls and cuts off subassembly 220 and cuts off the one end that the ribbon penetrated rifle body 100 when applying in the power of binding that treats the binding and reaching the default, thereby the completion is treated the binding of binding. So in order to realize the accurate control of power of tying to improve present ribbon and robbed the problem that can not accurate control power of tying, and then influence the assembly of car tube bank and pencil.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A banding gun for banding a piece to be banded, comprising:

a gun body;

the binding device is arranged on the gun body and comprises locking assemblies, cutting assemblies and a binding belt which are arranged at intervals along a first direction, one side, facing the cutting assemblies, of each locking assembly is provided with a locking part for penetrating through the binding belt, one end of the binding belt is fixed on the gun body, and the other end of the binding belt penetrates through the gun body to be wound on the piece to be bound and then penetrates into the gun body and is fixedly penetrated in the locking part; and

the control device is respectively in signal connection with the locking assembly and the cutting assembly;

wherein the locking assembly is configured to drive one end of the binding belt connected with the locking part to move for a preset distance along a second direction so as to bind the binding belt to the piece to be bound;

the control device is configured to control the cutting assembly to cut off the penetrating of the binding belt into one end of the gun body when the binding force applied to the piece to be bound reaches a preset value;

the first direction and the second direction are arranged in an angle.

2. The strapping gun according to claim 1 wherein said locking assembly includes a pull rod disposed in said second direction;

the locking portion including run through in the pull rod just supplies the via hole that the ribbon passed, and set up in the first tooth of the pore wall of via hole, first tooth is constructed to be able to restrict and wears to locate the ribbon of via hole is followed the axial removal of via hole.

3. The strapping gun according to claim 2 wherein said locking assembly further comprises a power spring;

the power-assisted spring is connected with the first teeth, so that the first teeth are abutted to the cable tie penetrating through the through hole.

4. The strapping gun according to claim 2 wherein said severing assembly includes a bracket and an operating member;

one end of the support is provided with a blade facing the bandage, and the operating part is connected with the support to drive the blade to cut off the bandage penetrating into one end of the gun body.

5. The strapping gun according to claim 4 wherein said severing assembly further comprises a first connecting shaft connected to said carriage, said carriage being rotatably connected within said gun body by said first connecting shaft;

the locking assembly further comprises a swinging piece connected to the operating piece;

the operating piece drives the bracket to rotate around the axis of the first connecting shaft by means of the swinging piece, so that the blade cuts off one end of the binding belt penetrating into the gun body.

6. The strapping gun according to claim 5 wherein said operating member comprises a handle pivotally connected to said pull rod;

one end of the swinging piece is connected to the handle, and the other end of the swinging piece is abutted to the support.

7. The strapping gun according to claim 6 wherein said locking assembly further comprises a second connecting shaft;

the handle is provided with a connecting hole, and the second connecting shaft is arranged in the connecting hole in a penetrating manner;

one end of the swinging piece is abutted against the side wall surface of the second connecting shaft.

8. The strapping gun according to claim 5 wherein said severing assembly further comprises a return spring;

one end of the return spring is fixed on the gun body, and the other end of the return spring is connected to the support.

9. The strapping gun according to claim 4 wherein said control means comprises a gear assembly and a pressure sensor for detecting a strapping force applied to said item to be strapped;

the gear assembly comprises a gear connected with the pressure sensor in a signal mode, and a second tooth arranged at one end, far away from the blade, of the bracket;

the gear assembly having a first condition in which the gear and the second tooth are engaged with one another and a second condition; in the second state, the gear and the second tooth are separated from each other;

the control device is configured to control the gear assembly to be in the second state when a binding force applied to the to-be-bound piece reaches a preset value.

10. The strap gun of claim 9, wherein the strap gun further comprises a display;

the display is electrically connected with the pressure sensor and used for displaying the numerical value of the binding force applied to the piece to be bound.