CN214185820U

CN214185820U - Positioning device for welding compressor accessories

Info

Publication number: CN214185820U
Application number: CN202023020169.3U
Authority: CN
Inventors: 范俊杰; 王晓彬; 周威; 陶喜; 廖慧斌; 丁振华
Original assignee: Gree Electric Appliances Inc of Zhuhai; Gree Changsha HVAC Equipment Co Ltd
Current assignee: Gree Electric Appliances Inc of Zhuhai; Gree Changsha HVAC Equipment Co Ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-09-14
Anticipated expiration: 2030-12-15

Abstract

The utility model relates to a positioner who uses during welding compressor annex, it includes: a bracket for receiving and positioning the cover assembly; the positioning assembly comprises a base part, a first positioning part and a second positioning part, wherein the first positioning part is arranged on the base part and can be used for loading a first injection nozzle, the second positioning part is arranged on the base part and can be used for loading a second injection nozzle, the base part is constructed to be capable of being lapped on the first joint and the second joint and sleeved on the first nozzle seat and the second nozzle seat, so that the first injection nozzle can be butted or spliced with the first nozzle seat by the first positioning part, and then the second injection nozzle can be butted or spliced with the second nozzle seat by the second positioning part. The positioning device solves the problems of low reliability and high labor intensity of manual positioning, and effectively reduces the rejection rate.

Description

Positioning device for welding compressor accessories

Technical Field

The utility model belongs to the technical field of the compressor, the positioner who uses during concretely relates to welding compressor annex.

Background

As shown in fig. 1, the conventional compressor accessory 300 includes a cover assembly 31, a first injection nozzle 32 to be welded to the cover assembly 31, and a second injection nozzle 33 to be welded to the cover assembly 31, and the cover assembly 31 includes a housing cover 313, a first joint 311 provided on the housing cover 313, a second joint 312 provided on the housing cover 313, and a first nozzle holder 311a provided on the first joint 311 and a second nozzle holder 312a provided on the second joint 312.

At present, in the process of welding the first injection nozzle 32 and the second injection nozzle 33 to the cover assembly 31, the positioning operations of the cover assembly 31, the first injection nozzle 32 and the second injection nozzle 33 are all performed manually, and specifically, a worker holds the cover assembly 31 with one hand and clamps the injection nozzle to be welded with the other hand by using a pair of pliers and enables the injection nozzle to be butted or plugged with the corresponding nozzle seat, so that other workers can weld the nozzle seat and the injection nozzle butted with each other by using an electric welder.

SUMMERY OF THE UTILITY MODEL

In order to solve the whole or partial problem, the utility model aims to provide a positioner who uses during welding compressor annex to the problem that the reliability of solving artifical location is low, intensity of labour is big effectively reduces the rejection rate that consequently produces.

The utility model provides a positioner who uses when welding compressor annex, the compressor annex includes the lid subassembly, treats to weld first pouring nozzle on the lid subassembly and treat to weld second pouring nozzle on the lid subassembly, the lid subassembly includes the chassis lid, establishes first joint on the chassis lid and establishing second joint on the chassis lid and establishing first mouth seat on the first joint and establishing second mouth seat on the second connects, wherein, positioner includes: a holder for receiving and positioning the cover assembly; the positioning assembly comprises a base part, a first positioning part and a second positioning part, the first positioning part is arranged on the base part and can be used for loading the first injection nozzle, the second positioning part is arranged on the base part and can be used for loading the second injection nozzle, the base part is constructed to be capable of being lapped on the first joint and the second joint and sleeved on the first nozzle seat and the second nozzle seat, so that the first injection nozzle and the first nozzle seat are butted or spliced by the first positioning part, and then the second injection nozzle and the second nozzle seat are butted or spliced by the second positioning part.

Further, the base part comprises a first strip-shaped hole extending along the longitudinal direction of the base part and used for accommodating the first nozzle base and a second strip-shaped hole extending along the longitudinal direction of the base part and used for accommodating the second nozzle base, the first strip-shaped hole and the second strip-shaped hole are aligned with each other, and the distance between the first strip-shaped hole and the second strip-shaped hole is smaller than the distance between the first nozzle base and the second nozzle base.

Further, the first positioning member includes a first stopper sleeve that is fitted into the first nozzle and a first support member for connecting the first stopper sleeve to the base member, and the second positioning member includes a second stopper sleeve that is fitted into the second nozzle and a second support member for connecting the second stopper sleeve to the base member.

Further, the first support member is provided on the base member by a first slide mechanism and is slidable in the longitudinal direction of the base member, and the second support member is provided on the base member by a second slide mechanism and is slidable in the longitudinal direction of the base member.

Further, the first sliding mechanism comprises a first slideway hole arranged on the base part and a first sliding rod penetrating into the first slideway hole, wherein one end of the first sliding rod is fixedly connected with the first supporting component, and the other end of the first sliding rod is provided with a first anti-falling structure, when the first sliding rod slides in the first sliding channel hole and is abutted with the first nozzle seat, the first positioning component enables the first injection nozzle to be abutted with the first nozzle seat, the second sliding mechanism comprises a second slideway hole arranged on the base part and a second sliding rod penetrating into the second slideway hole, wherein one end of the second sliding bar is fixedly connected with the second supporting member, and the other end of the second sliding bar is provided with a second anti-falling structure, when the second sliding rod slides in the second sliding channel hole and is abutted against the second nozzle seat, the second positioning component enables the second injection nozzle to be abutted against the second nozzle seat.

Further, the compressor accessory further comprises a device mounting plate to be welded to the housing cover, and the positioning device comprises a third support member provided on the base member and a third positioning member provided on the third support member, wherein the third positioning member is configured to hold the device mounting plate in alignment with a target area on the housing cover.

Further, the third supporting member is a rod vertically arranged on the base component, the third positioning member is arranged on the rod through a position adjusting assembly, and the position of the third positioning member in the extending direction of the rod can be adjusted.

Further, the support comprises a first sub-support with a first clamping portion, a second sub-support which is slidably arranged on the first sub-support and is provided with a second clamping portion, and a driving assembly which is arranged on the first sub-support and is connected with the second sub-support, wherein the driving assembly can drive the second sub-support to move on the first sub-support and drive the first clamping portion and the second clamping portion to clamp the compressor accessory.

Furthermore, the driving assembly comprises a screw rod rotatably arranged on the first sub-support, a screw nut matched with the screw rod and fixedly arranged on the second sub-support, and a hand wheel or a rocking handle arranged on the end part of the screw rod and used for driving the screw rod to rotate relative to the screw nut.

Further, the linear guide device also comprises a guide rail assembly which is arranged between the first sub-bracket and the second sub-bracket and permits the second sub-bracket to slide linearly on the first sub-bracket.

According to the above technical scheme, the utility model provides a positioner who uses during welding compressor annex mainly includes support and locating component, and wherein the support can hold the lid subassembly and fix a position it, and locating component's basic part can overlap on first joint and second joint and overlap on first mouth seat and second mouth seat to make locating component's first locating part with first pouring nozzle with first mouth seat butt joint or peg graft, make locating component's second locating part again with second pouring nozzle with second mouth seat butt joint or peg graft. That is to say, this positioner can replace the manual work to accomplish the location operation, and first injection nozzle docks or pegs graft with first mouth seat promptly to and the butt joint of second injection nozzle and second mouth seat or peg graft, and solve the problem that the reliability of manual work location is low, intensity of labour is big, in order to guarantee that the staff can easily, accurately accomplish the welding of first injection nozzle and first mouth seat and the welding of second injection nozzle and second mouth seat in the follow-up process, effectively reduce the rejection rate because of the unreliable production of manual work location from this. In addition, the positioning device has the advantages of simple structure, easy assembly, safe and reliable use and convenient implementation, popularization and application.

Drawings

Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings. In the figure:

FIG. 1 is a schematic illustration of a prior art compressor attachment;

fig. 2 schematically shows a positioning device according to an embodiment of the invention in use;

fig. 3 is a schematic structural diagram of a positioning assembly of the positioning device according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a bracket of a positioning device according to an embodiment of the present invention.

In the drawings, like parts are provided with like reference numerals. The figures are not drawn to scale.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Fig. 1 schematically shows a prior art compressor attachment. Fig. 2 schematically shows a positioning device according to an embodiment of the invention in a state of use. Fig. 3 is a schematic structural diagram of a positioning assembly of the positioning device according to an embodiment of the present invention. As shown in fig. 1, the compressor accessory 300 mainly includes a cap assembly 31, a first injection nozzle 32 to be welded on the cap assembly 31, and a second injection nozzle 33 to be welded on the cap assembly 31. The cover assembly 31 mainly includes a housing cover 313, a first joint 311, a second joint 312, a first nozzle holder 311a, and a second nozzle holder 312 a. The first joint 311 and the second joint 312 are both disposed on the housing cover 313, the first nozzle holder 311a is disposed on the first joint 311, and the second nozzle holder 312a is disposed on the second joint 312.

As shown in fig. 2 and 3, the positioning device 100 mainly includes a support 1 and a positioning assembly 2. Wherein the bracket 1 is used to receive and position the cover assembly 31. The positioning assembly 2 includes a base member 23, a first positioning member 21 disposed on the base member 23 and capable of receiving the first injection nozzle 32, and a second positioning member 22 disposed on the base member 23 and capable of receiving the second injection nozzle 33, wherein the base member 23 is configured to be capable of being overlapped on the first joint 311 and the second joint 312 and sleeved on the first nozzle seat 311a and the second nozzle seat 312a, so that the first positioning member 21 can butt or plug the first injection nozzle 32 with the first nozzle seat 311a, and the second positioning member 22 can butt or plug the second injection nozzle 33 with the second nozzle seat 312 a.

That is, the positioning device 100 can replace manual positioning operations, that is, the first injection nozzle 32 is butted or inserted with the first nozzle holder 311a, and the second injection nozzle 33 is butted or inserted with the second nozzle holder 312a, so as to solve the problems of low reliability and high labor intensity of manual positioning, and ensure that a worker can easily and accurately complete welding of the first injection nozzle 32 and the first nozzle holder 311a and welding of the second injection nozzle 33 and the second nozzle holder 312a in subsequent processes, thereby effectively reducing the rejection rate caused by unreliable manual positioning. In addition, the positioning device has the advantages of simple structure, easy assembly, safe and reliable use and convenient implementation, popularization and application.

In the present embodiment, as shown in fig. 2, the base member 23 further includes a first strip-shaped hole 231 extending in a longitudinal direction thereof for receiving the first nozzle holder 311a and a second strip-shaped hole 232 extending in a longitudinal direction thereof for receiving the second nozzle holder 312 a. The first and

second strip holes

231 and 232 are aligned with each other, and a distance between the first and

second strip holes

231 and 232 is smaller than a distance between the first and

second nozzle holders

311a and 312 a. This enables the base member 23 to be moved longitudinally within a certain range, which facilitates the worker to adjust the position of the base member 23 and align the first positioning member 21 and the second positioning member 22 with the first nozzle holder 311a and the second nozzle holder 312a, respectively, so as to facilitate the base member 23 to be mounted on the first nozzle holder 311a and the second nozzle holder 312a of different models, and to facilitate the expansion of the applicable range of the positioning assembly 2.

In this embodiment, the first positioning member 21 includes a first stopper 211 that can be fitted into the first nozzle 32 and a first support member 212 for connecting the first stopper 211 to the base member 23. Wherein the first stop collar 211 is able to position the first pouring nozzle 32 in an accommodating manner. Preferably, the first support member 212 is provided on the base part 23 by the first slide mechanism 24, and is slidable along the longitudinal direction of the base part 23. The operator drives the first support member 212 and aligns the first stopper 211 with the first nozzle holder 311a, and ensures that the first injection nozzle 32 fitted into the first stopper 211 can be butted or inserted with the first nozzle holder 311 a.

Similarly, the second positioning unit 22 includes a second stop collar 221 capable of receiving the second nozzle 33 and a second support member 222 for connecting the second stop collar 221 to the base unit 23. Wherein the second stop collar 221 is able to position the second nozzle 33 in an accommodating manner. Preferably, the second support member 222 is provided on the base part 23 by the second slide mechanism 25, and is slidable in the longitudinal direction of the base part 23. The operator drives the second support member 222 and aligns the second stop collar 221 with the second nozzle seat 312a, ensuring that the second injection nozzle 33 fitted into the second stop collar 221 can be docked or plugged with the second nozzle seat 312 a. The first support member 212 and the second support member 222 are preferably F-shaped structures, and are prevented from sinking after bearing weight by the middle portion of the F-shape being caught on the upper surface of the base member 23.

In the present embodiment, the first sliding mechanism 24 includes a first sliding track hole 241 disposed in the base member 23 and a first sliding rod 242 penetrating into the first sliding track hole 241, wherein one end of the first sliding rod 242 is fixedly connected to the first supporting member 212, and the other end thereof is provided with a first anti-falling structure 243. Preferably, when the first slide bar 242 slides in the first slide channel hole 241 and abuts against the first nozzle holder 311a, the first positioning member 21 abuts the first injection nozzle 32 with the first nozzle holder 311a, which helps to improve the positioning accuracy and the positioning efficiency of the positioning assembly 2. The second sliding mechanism 25 includes a second slide hole 251 formed in the base member 23 and a second slide bar 252 inserted into the second slide hole 251, wherein one end of the second slide bar 252 is fixedly connected to the second supporting member 222, and the other end thereof is provided with a second anti-falling structure 253. Preferably, the second positioning member 22 abuts the second injection nozzle 33 with the second nozzle seat 312a when the second slide bar 242 slides within the second slide hole 251 and abuts with the second nozzle seat 312 a. This helps to improve the positioning accuracy and positioning efficiency of the positioning assembly 2. The base member 23 may be made of metal material such as brass, aluminum alloy, stainless steel, die steel, titanium alloy, or beryllium copper material, and is preferably made of 45 steel, which has high strength and is not easily deformed. The first retaining structure 243 and the second retaining structure 253 may be nuts or flanges protruding in the radial direction of the slide bar.

In the present embodiment, the compressor accessory 300 further includes the device mounting plate 35 to be welded to the housing cover 313, and the positioning device 100 includes a third supporting member 261 provided on the base part 23 and a third positioning member 262 provided on the third supporting member 261. The third positioning member 262 serves to hold the device mounting plate 35 in alignment with the target area on the housing cover 313. The utility model discloses positioner 100 can implement stable the bearing to device mounting panel 35 with the help of third positioning member 262 to the staff implements accurate welding to device mounting panel 35 and housing lid 313. The third positioning member 262 is preferably located between the first and second

elongated holes

231 and 232, and the device mounting plate 35 needs to be welded over the middle of the first and

second nozzle seats

311a and 312a so that its midpoint is coplanar with the axis of the first and

second injection nozzles

32 and 33.

In this embodiment, the third support member 261 is a rod vertically provided on the base part 23. The third positioning member 262 is provided on the lever by a position adjustment assembly 263. The position of the third positioning member 262 in the extending direction of the rod can be adjusted, which enables the third positioning member 262 to position the device mounting plate 35 with different heights, and helps to enlarge the applicable range of the positioning assembly 2. Preferably, the position adjusting assembly 263 includes a third slide way hole formed on the rod and a third slide rod penetrating into the third slide way hole, wherein one end of the third slide rod is fixedly connected to the third positioning member 262, and the other end thereof is provided with a third anti-falling structure 263. The third anti-disengagement structure 263 can be selected as a nut, preferably a wing nut, so that the worker can loosen the wing nut and drive the third slide bar to move in the third slide hole, tighten the wing nut and fix the position of the wing nut in the third slide hole, so as to fix the position of the third positioning member 262 in the extending direction of the rod.

In this embodiment, as shown in fig. 4, the bracket 1 includes a first sub-bracket 11 having a first clamping portion 111, a second sub-bracket 12 slidably disposed on the first sub-bracket 11 and having a second clamping portion 121, and a driving assembly 13 disposed on the first sub-bracket 11 and connected to the second sub-bracket 12. The driving assembly 13 can drive the second sub-bracket 12 to move on the first sub-bracket 11 and cause the first clamping portion 111 and the second clamping portion 121 to clamp the compressor accessory 300. The driving assembly 13 can not only drive the second sub-bracket 12 to move on the first sub-bracket 11 and cause the first clamping portion 111 and the second clamping portion 121 to clamp the compressor accessory 300, but also can reversely drive the second sub-bracket 12 to move on the first sub-bracket 11 and cause the first clamping portion 111 and the second clamping portion 121 to release the compressor accessory 300. In order to improve the stability of the bracket 1, the bracket 1 may be welded by angle iron, steel pipe or channel steel material.

The driving assembly 13 can be selected as a cylinder or an electric lead screw. However, in the embodiment, the driving assembly 13 includes a screw 131 rotatably disposed on the first sub-frame 11, a screw nut 132 engaged with the screw 131 and fixedly disposed on the second sub-frame 12, and a hand wheel or a crank disposed on an end of the screw 131 and used for driving the screw 131 to rotate relative to the screw nut 132. The lead screw 131 can be rotated relative to the lead screw nut 132 by turning a hand wheel or a crank, and the distance between the first sub-mount 11 and the second sub-mount 12 can be adjusted. Preferably, the positioning device 100 of the embodiment of the present invention further includes a rail assembly 14 disposed between the first sub-bracket 11 and the second sub-bracket 12 and allowing the second sub-bracket 12 to slide linearly on the first sub-bracket 11, so as to adjust the relative distance between the first sub-bracket 11 and the second sub-bracket 12 more easily and quickly by means of the rail assembly 14 with smaller resistance.

To sum up, the utility model discloses positioner 100 can solve artifical location compressor annex 300 and can replace the manual work to accomplish the location operation to solve the problem that the reliability of artifical location is low, intensity of labour is big, can easily, accurately accomplish the welding of first injection nozzle and first mouth seat and the welding of second injection nozzle and second mouth seat in follow-up process with the assurance staff, effectively reduce the rejection rate because of the unreliable production of artifical location from this.

In the description of the present application, it is to be understood that the terms "longitudinal," "lateral," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the invention. Furthermore, the terms "first", "second", etc. 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. In the description of the present invention, "a plurality" means two or more 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; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily make changes or variations within the technical scope of the present invention, and such changes or variations should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims. The technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present invention is not limited to the particular embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.

Claims

1. A positioning device for use in welding compressor accessories, the compressor accessories including a cover assembly, a first injection nozzle to be welded to the cover assembly, and a second injection nozzle to be welded to the cover assembly, the cover assembly including a housing cover, a first terminal provided on the housing cover and a second terminal provided on the housing cover, and a first nozzle mount provided on the first terminal and a second nozzle mount provided on the second terminal, the positioning device comprising:

a holder for receiving and positioning the cover assembly;

the positioning assembly comprises a base part, a first positioning part and a second positioning part, the first positioning part is arranged on the base part and can be used for loading the first injection nozzle, the second positioning part is arranged on the base part and can be used for loading the second injection nozzle, the base part is constructed to be capable of being lapped on the first joint and the second joint and sleeved on the first nozzle seat and the second nozzle seat, so that the first injection nozzle and the first nozzle seat are butted or spliced by the first positioning part, and then the second injection nozzle and the second nozzle seat are butted or spliced by the second positioning part.

2. A positioning device as set forth in claim 1 wherein said base member includes a first elongated hole extending in a longitudinal direction thereof for receiving said first nozzle mount and a second elongated hole extending in a longitudinal direction thereof for receiving said second nozzle mount, said first and second elongated holes being aligned with each other and a spacing between said first and second elongated holes being smaller than a spacing between said first and second nozzle mounts.

3. A positioning device according to claim 1 or 2, wherein the first positioning member comprises a first stop collar adapted to receive the first nozzle and a first support member for connecting the first stop collar to the base member, and the second positioning member comprises a second stop collar adapted to receive the second nozzle and a second support member for connecting the second stop collar to the base member.

4. The positioning apparatus according to claim 3, wherein the first support member is provided on the base member by a first slide mechanism and is slidable in the longitudinal direction of the base member, and the second support member is provided on the base member by a second slide mechanism and is slidable in the longitudinal direction of the base member.

5. The positioning device according to claim 4, wherein the first sliding mechanism comprises a first sliding rod disposed in a first sliding hole of the base member and penetrating into the first sliding hole, wherein one end of the first sliding rod is fixedly connected to the first supporting member, and the other end thereof is provided with a first anti-slip structure, when the first sliding rod slides in the first sliding hole and abuts against the first nozzle seat, the first positioning member abuts against the first injection nozzle and the first nozzle seat, the second sliding mechanism comprises a second sliding rod disposed in a second sliding hole of the base member and penetrating into the second sliding hole, wherein one end of the second sliding rod is fixedly connected to the second supporting member, and the other end thereof is provided with a second anti-slip structure, when the second sliding rod slides in the second sliding hole and abuts against the second nozzle seat, the second positioning component interfaces the second injection nozzle with a second nozzle seat.

6. The positioning apparatus according to claim 1 or 2, wherein the compressor accessory further comprises an appliance mounting plate to be welded to the housing cover, the positioning apparatus comprising a third support member provided on the base member and a third positioning member provided on the third support member for holding the appliance mounting plate in alignment with a target area on the housing cover.

7. The positioning device according to claim 6, wherein the third supporting member is a rod member vertically provided on the base member, the third positioning member is provided on the rod member by a position adjustment assembly, and a position of the third positioning member in an extending direction of the rod member can be adjusted.

8. The positioning device as set forth in claim 1 or 2, wherein said bracket comprises a first sub-bracket having a first clamping portion and a second sub-bracket slidably disposed on said first sub-bracket and having a second clamping portion, and a driving assembly disposed on said first sub-bracket and connected to said second sub-bracket, said driving assembly being capable of driving said second sub-bracket to move on said first sub-bracket and causing said first clamping portion and said second clamping portion to clamp said compressor accessory.

9. The positioning device as set forth in claim 8, wherein the driving assembly comprises a lead screw rotatably disposed on the first sub-bracket, a lead screw nut engaged with the lead screw and fixedly disposed on the second sub-bracket, and a hand wheel or a rocking handle disposed on an end of the lead screw and configured to drive the lead screw to rotate relative to the lead screw nut.

10. The positioning device of claim 9, further comprising a rail assembly disposed between the first and second sub-mounts permitting the second sub-mount to slide linearly over the first sub-mount.