CN217571232U

CN217571232U - Screw shaft device

Info

Publication number: CN217571232U
Application number: CN202220024027.4U
Authority: CN
Inventors: 瞿小炜; 张东斌; 王敏
Original assignee: Shanghai Greatway Welding Equipment Co ltd
Current assignee: Shanghai Greatway Welding Equipment Co ltd
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2022-10-14
Anticipated expiration: 2032-01-05

Abstract

The utility model provides a spool device for fix a position the welding wire dish. The device comprises: the welding wire disc penetrates through the main shaft, and at least one clamping groove is formed in the main shaft; the clamping sleeve penetrates through the main shaft and abuts against one end face of the wire reel; the fixing piece comprises a knob and an elastic piece which are clamped, a bayonet lock is arranged on the knob, an opening is formed in the first end portion, facing the fixing piece, of the spindle, and the bayonet lock enters the bayonet lock from the opening and is clamped with the spindle; the elastic piece is abutted against the clamping sleeve; this application has avoided need dismantling more spare part when changing the wire reel, and convenient operation has improved the change efficiency of wire reel.

Description

Screw shaft device

Technical Field

The utility model relates to a welding machine technical field, specifically speaking relates to a screw device.

Background

The existing MIG (melt inert-gas welding) welding machines on the market have more parts for fixing a wire reel, such as a MIG machine for mounting a 1KG or 5KG wire reel, and the 1KG wire reel and the 5KG wire reel inside the MIG welding machines are industry standard parts. When the welding wire disc is replaced, all parts need to be disassembled, and the wire disc can be replaced, so that the operation is complex, and the wire replacing efficiency is low.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a wire shaft device does benefit to and improves wire reel and changes efficiency.

According to an aspect of the utility model provides a wire shaft device, the device is used for fixing a position the wire reel, the device includes:

the welding wire disc penetrates through the main shaft, and at least one clamping groove is formed in the main shaft;

the clamping sleeve penetrates through the main shaft and abuts against one end face of the wire reel; and

the fixing piece comprises a knob and an elastic piece which are clamped, a clamping pin is arranged on the knob, an opening is formed in the first end portion, facing the fixing piece, of the spindle, and the clamping pin enters the clamping groove from the opening and is clamped with the spindle; the elastic piece is abutted to the clamping sleeve.

Optionally, the first inner circumferential surface of the knob protrudes radially inward to form at least one protrusion, and the protrusion has a first end surface opposite to the ferrule, and the first end surface abuts against the elastic member.

Optionally, the first end of the spindle is provided with at least two clamping grooves, and the distance between the bottom of each clamping groove and the clamping sleeve is different.

Optionally, the ferrule has symmetrical first and second ends.

Optionally, the first end of the spindle is provided with at least two clamping grooves, and when the clamping pins of the knob are clamped in different clamping grooves, the elastic deformation of the elastic member is different.

Optionally, one side of the knob opposite to the elastic member is provided with buckles at intervals along the circumferential direction, and the elastic member is clamped with the knob based on the buckles.

Optionally, the wire reel has a first cylindrical portion, the main shaft includes a main body portion, a first shoulder and a step portion are sequentially disposed on the main body portion, the main body portion penetrates through the first cylindrical portion, and the wire reel is sleeved on the step portion of the main shaft and abuts against the first shoulder.

Optionally, the elastic member is a spring, the ferrule has a through hole for the spindle to pass through, and an outer diameter of an end of the spring is larger than that of the through hole.

Compared with the prior art, the utility model beneficial effect lie in:

the utility model provides a spool device is dismantling when changing the wire reel, only need pull down mounting, cutting ferrule and the three part of wire reel can to avoid needing to dismantle more spare part, convenient operation has improved the change efficiency of wire reel.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present invention and, together with the description, serve to explain the principles of the invention. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

Fig. 1 is a schematic structural view of a wire reel fixing device according to an embodiment of the present invention;

fig. 2 is an exploded view of a wire reel fixing device according to an embodiment of the present invention;

fig. 3 is an exploded view of the wire reel fixing device according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a fixing member in the wire reel fixing device according to an embodiment of the present invention;

fig. 5 is an exploded view of a fixing member of the wire reel fixing device according to an embodiment of the present invention;

fig. 6 is an assembly diagram of a ferrule and a main shaft in the wire reel fixing device according to an embodiment of the present invention;

reference numerals

The welding wire fixing device comprises a main shaft-101, a clamping sleeve-102, a fixing piece-103, a wire reel-104, a knob-105, an elastic piece-106, a clamping pin-107, an opening-108, a clamping groove-109, a clamping buckle-110, a first cylindrical part-111, a main body part-112, a first shoulder-113, a step part-114 and a bulge part-115.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, materials, devices, etc. In other instances, well-known technical solutions have not been shown or described in detail to avoid obscuring aspects of the present disclosure. The same reference numerals in the drawings denote the same or similar structures, and thus their detailed description will be omitted.

The terms "a," "an," "the," "said," and "at least one" are used to indicate the presence of one or more elements/components/parts/etc.; the terms "comprising," "having," and "providing" are intended to be inclusive and mean that there may be additional elements/components/etc. other than the listed elements/components/etc.

As shown in fig. 1 and 2, an embodiment of the present invention discloses a wire spool arrangement for positioning a wire reel 104, such as positioning the wire reel 104 between a ferrule 102 and a first shoulder 113 of a main shaft 101. The device includes: a spindle 101, a ferrule 102, and a fixture 103. The wire reel 104 is disposed through the main shaft 101, and at least one engaging groove 109 is disposed on the main shaft 101. The ferrule 102 is inserted into the main shaft 101. And ferrule 102 abuts wire reel 104. The wire reel 104 rotates to take out the wire with the main body 112 of the main shaft 101 as a rotation axis. Referring to fig. 4 and 5, the fixing member 103 includes a knob 105 and an elastic member 106 which are snap-fitted. A click 107 is provided on the knob 105, an opening 108 is provided at a first end of the main shaft 101 facing the fixing member 103, and the click 107 enters the click 109 from the opening 108 to click on the main shaft 101. The elastic member 106 abuts against the ferrule 102.

Referring to fig. 2 and 6, in the present embodiment, the main shaft 101 is provided with a slot 109. After the bayonet 107 on the fixing member 103 is clamped with the main shaft 101, the amount of elastic deformation generated by the elastic member 106 can be adapted to wire reels of different specifications, that is, suitable wire discharging speeds can be provided for the wire reels of different specifications. It should be noted that the number of the card slots 109 is not limited in the present application.

The elastic member 106 had a length of 20mm before being compressed, i.e., in a natural state, and a length of 10.5mm after being compressed. Therefore, the moving distance of the knob 105 is prevented from being frequently adjusted when the wire reels with different specifications are assembled, and the assembly efficiency is improved.

Referring to fig. 4, in the present embodiment, the fixing member 103 is formed by a knob 105 and an elastic member 106, which are fastened together, so that the assembly and disassembly are also facilitated, and only the fixing member 103 as an assembly needs to be assembled or disassembled, and a plurality of parts do not need to be disassembled, which is beneficial to improving the replacement efficiency of the wire reel. And in this application with mounting 103 and main shaft 101 joint, replace current spiro union connected mode, to assembly and dismantlement, all do benefit to raising the efficiency, it is more convenient to operate.

In this embodiment, referring to fig. 5, a first inner circumferential surface of the knob 105 is formed with at least one protrusion 115 protruding inward in a radial direction, the protrusion 115 has a first end surface opposite to the ferrule 102, and the first end surface abuts against the elastic member 106; the stability of the resilient member 106 after the wire reel 104 is secured is enhanced to prevent displacement of the resilient member 106 relative to the ferrule 102 after assembly.

Referring to fig. 5, the knob 105 is provided with a plurality of hooks 110 at intervals along a circumferential direction on a side thereof opposite to the elastic member 106, and the elastic member 106 is engaged with the knob 105 by the hooks 110. The clips 110 extend along the circumferential direction of the knob 105 and may be disposed opposite to each other.

Referring to fig. 5, the second inner circumferential surface of the knob 105 is formed with the above-mentioned bayonet 107 protruding inward in the radial direction, and the bayonet 107 may be arranged oppositely in pairs so as to enhance the stability of the bayonet 107 being engaged with the spindle 101. A clamping area is formed between the first inner circumferential surface and the second inner circumferential surface. After the elastic member 106 is clamped with the buckle 110, the elastic member 106 is clamped in the clamping area, which is beneficial to enhancing the clamping stability of the elastic member 106. And the elastic member 106 is engaged with the radial outer side of the buckle 110.

In this embodiment, the ferrule 102 has a first end and a second end that are symmetrical. The cutting sleeve 102 has the fool-proof effect, is convenient to assemble and can be adapted to wire reels of different specifications.

As shown in fig. 3, in the present embodiment, the wire reel 104 has a first cylindrical portion 111, the main shaft 101 includes a main body portion 112, and the main body portion 112 is provided with a first shoulder 113 and a step portion 114 in this order. The main body 112 passes through the first cylindrical portion 111, and the wire reel 104 is fitted over the step portion 114 of the main shaft 101 and abuts against the first shoulder 113. The main body 112 of the spindle 101 passes through the first cylindrical portion 111 of the wire reel 104 and the ferrule 102 in this order, and is engaged with the knob 105. That is, in the case of the wire reel 104 of the partial specification, the wire reel 104 passes through the step portion 114 and abuts against the first shoulder 113.

In this embodiment, the elastic member 106 is a spring, the ferrule 102 has a through hole for the spindle 101 to pass through, and an outer diameter of an end of the spring is larger than an outer diameter of the through hole, so that the elastic member 106 is abutted to the ferrule 102.

In another embodiment of the present application, the first end of the main shaft 101, i.e., the first end of the main body 112, is provided with at least two locking slots 109, and the axial distance between the bottom of each locking slot 109 and the ferrule 102 is different. So that it is possible to realize: when the bayonet 107 of the knob 105 is engaged with different bayonet slots 109, the elastic deformation amount of the elastic member 106 is different. Therefore, the wire reel device can be adapted to wire reels with different specifications, and the universality of the wire reel device is improved. The axial direction refers to an axial direction along the main body 112 of the main shaft 101. The second end of the main body 112 is fixedly connected to a welding machine.

In another embodiment of the present invention, the main body portion 112 of the main shaft 101 passes through the first cylindrical portion 111, and the wire reel 104 is fitted over the main body portion 112 of the main shaft 101 and abuts against the step portion 114. The main body 112 of the spindle 101 passes through the first cylindrical portion 111 of the wire reel 104 and the ferrule 102 in this order, and is engaged with the knob 105. That is, in the wire reel 104 of the partial specification, the wire reel 104 passes through the main body portion 112 of the main shaft 101 and abuts against the step portion 114 of the main shaft 101. Therefore, the wire shaft device provided by the application has higher universality on the wire reels with different specifications.

To sum up, the utility model provides a silk axle device has following advantage at least:

the wire shaft device disclosed by the embodiment only needs to disassemble the fixing part, the clamping sleeve and the three parts of the wire reel when the wire reel is disassembled and replaced, so that more parts are avoided to be disassembled, the operation is convenient, and the replacement efficiency of the wire reel is improved.

In the description of the present invention, it is to be understood that the terms "bottom", "longitudinal", "lateral", "up", "down", "front", "back", "vertical", "horizontal", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, but do not indicate or imply that the structures or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more, and "a plurality" means one or more.

In the description herein, references to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. A wire spool apparatus for positioning a wire reel, the apparatus comprising:

2. The wire shaft apparatus of claim 1, wherein the first inner peripheral surface of the knob projects radially inwardly to form at least one boss having a first end surface opposite the ferrule, the first end surface abutting the resilient member.

3. The wire shaft apparatus of claim 1 wherein said first end of said main shaft defines at least two of said notches, the bottom of each of said notches being spaced from said ferrule by a different distance.

4. The wire shaft apparatus of claim 1 wherein the ferrule has symmetrical first and second ends.

5. The wire shaft device according to claim 1, wherein the first end of the main shaft is provided with at least two of the locking grooves, and when the locking pin of the knob is locked in different locking grooves, the elastic deformation amount of the elastic member is different.

6. The wire shaft assembly of claim 1, wherein the knob includes a plurality of circumferentially spaced snaps on a side thereof opposite the resilient member, the resilient member being configured to snap into engagement with the knob based on the snaps.

7. The wire reel device according to claim 1, wherein the wire reel has a first cylindrical portion, the main shaft includes a main body portion having a first shoulder and a step portion provided thereon in this order, the main body portion passes through the first cylindrical portion, and the wire reel is fitted over the step portion of the main shaft and abuts against the first shoulder.

8. The wire shaft apparatus of claim 1 wherein said resilient member is a spring, said ferrule having a through bore for passage of the spindle therethrough, said spring having an end with an outer diameter greater than an outer diameter of said through bore.