CN214683906U - Bushing matched with guide plate of pipe expander, guide plate and pipe expander - Google Patents
Bushing matched with guide plate of pipe expander, guide plate and pipe expander Download PDFInfo
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- CN214683906U CN214683906U CN202023165904.XU CN202023165904U CN214683906U CN 214683906 U CN214683906 U CN 214683906U CN 202023165904 U CN202023165904 U CN 202023165904U CN 214683906 U CN214683906 U CN 214683906U
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- Prior art keywords
- guide plate
- bushing
- expander
- bush
- section
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000010949 copper Substances 0.000 claims abstract description 8
- 229910052802 copper Inorganic materials 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 15
- 229910001369 Brass Inorganic materials 0.000 claims description 4
- 239000010951 brass Substances 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000007493 shaping process Methods 0.000 abstract description 3
- 238000002360 preparation method Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Supports For Pipes And Cables (AREA)
Abstract
The utility model provides a with expander deflector matched with bush, deflector and expander relates to air conditioner preparation technical field, has solved the wearing and tearing back of the individual guiding hole on the prior art expander deflector, leads to the technical problem that needs to change the monoblock deflector. The bushing comprises a bushing body, wherein the bushing body is detachably connected to a guide plate of the pipe expander, a guide hole is formed in the bushing body, and a flaring device of the pipe expander can penetrate through the guide hole to achieve flaring processing of the tail end of a copper pipe. The utility model is used for improve the utilization ratio to the deflector, reserve bush replacement cost is little simultaneously, can effectively promote exception handling speed, does benefit to the validity of guaranteeing horn mouth shaping size, promotes the quality of horn mouth behind the flaring.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner preparation technique and specifically relates to a with electric tube expander deflector complex bush, be provided with electric tube expander deflector and electric tube expander of bush.
Background
In the production process of the air-conditioning heat exchanger, a flaring procedure is carried out, namely a bell mouth is processed at the end part of a copper pipe of the air-conditioning heat exchanger, and the bell mouth at the pipe mouth mainly supports solder in the subsequent welding procedure so as to avoid the loss of the solder during welding. In the flaring process, the flaring device is applied with downward force and conducts flaring forming operation on the tail end of the copper pipe under the guiding action of the guide plate guide hole.
The applicant has found that the prior art has at least the following technical problems:
after the Cr12MoV die steel flaring device is in guiding contact with a 45# steel guide plate, the guide plate is abraded due to different wear resistance and hardness of the Cr12MoV die steel flaring device and the guide plate, and the guide plate is abraded to have the following exceptions:
1. after the guide plate is worn, the flaring guidance quality of the flaring device is poor, so that the flaring consistency of the bell mouth of the copper pipe is poor, and hidden troubles such as cracking and eccentricity of the bell mouth are caused;
2. after the individual guide holes are worn, the guide plate needs to be replaced, so that the guide plate is low in use efficiency, the spare part cost is increased, meanwhile, the spare part replacement process is complicated, and the method is contrary to the lean production concept;
3. the guide hole is abraded and then the flaring device is abraded and aggravated, so that the size of the flaring device is abnormal, and the forming of the bell mouth is abnormal indirectly.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a with electric tube expander deflector complex bush, be provided with electric tube expander deflector and electric tube expander of bush, solved the wearing and tearing back of the individual guiding hole on the prior art electric tube expander deflector, lead to the technical problem that needs change monoblock deflector. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a pair of with bushing of electric tube expander deflector complex bush, including the bush body, wherein, bush body detachably connects on the electric tube expander deflector, be formed with the guiding hole on the bush body, the expander of electric tube expander can pass the guiding hole is handled in order to be used for realizing the flaring to the copper pipe end.
Further, the bushing body is of an integral structure or a split structure.
Furthermore, a connecting piece is arranged on the bushing body and used for limiting the position of the bushing body on the guide plate.
Further, the connecting piece is a hoop.
Furthermore, two or two groups of connecting pieces are arranged on the bushing body at intervals up and down, and the bushing body is limited on the guide plate through the two or two groups of connecting pieces; or the outer contour of the bushing body is of a step structure and is provided with one or a group of connecting pieces.
Further, the bushing body comprises a first section and a second section arranged on one side of the first section, the outer contours of the first section and the second section are both cylindrical, the diameter of the first section is larger than that of the second section, and a clamp groove used for mounting the connecting piece is arranged on the second section.
Furthermore, the bushing body is made of corrosion-resistant and wear-resistant materials, and the hardness of the bushing body is not larger than that of the flaring device.
Further, the material of bush body is fierce brass material.
The guide plate is provided with the bush matched with the guide plate of the pipe expander.
The pipe expander comprises the bush matched with the guide plate of the pipe expander.
The utility model provides a with expander deflector matched with bush, because the guiding hole on the bush body plays the effect of direction, the flaring ware directly contacts with the bush promptly, when wearing and tearing appear in the individual bush on the deflector, because bush body and deflector can dismantle the connection ground, as long as change the bush of wearing and tearing can, need not change whole deflector, improve the utilization ratio to the deflector, spare part (reserve bush) replacement cost is little simultaneously, can effectively promote unusual processing speed.
The utility model discloses preferred technical scheme can also produce following technological effect at least:
current flaring ware adopts the Cr12MoV material to make usually, the utility model provides a bush body can adopt the powerful brass material of HMn59-2-2, and hardness parameter is similar between the two materials to and the wear resistance difference is little, and the contact between the two can effectively prevent the wearing and tearing of flaring ware structure, does benefit to the validity of guaranteeing bell mouth shaping size, promotes the quality of bell mouth behind the flaring.
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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic front view of a bushing associated with a guide plate of a pipe expander in accordance with an embodiment of the present invention;
fig. 2 is a schematic left view of a bushing engaged with a guide plate of a pipe expander according to an embodiment of the present invention;
fig. 3 is a schematic top view of a guide plate of a pipe expander according to an embodiment of the present invention;
fig. 4 is a schematic sectional view taken along line a-a of fig. 3.
FIG. 1-guide plate; 2-a guide hole; 3-a first section; 4-a second section; 5-a clamp groove; 6-assembly holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, the utility model provides a bush with electric tube expander deflector complex, including the bush body, wherein, bush body detachably connects on electric tube expander deflector 1, is formed with guiding hole 2 on the bush body, and electric tube expander's expander can pass guiding hole 2 and handle in order to be used for realizing the terminal flaring of copper pipe. Because the guide hole 2 on the bushing body plays a guiding role, namely, the flaring device is directly contacted with the bushing. When wearing and tearing appear in the individuality bush on the deflector 1, because bush body and deflector 1 can dismantle the connection ground, as long as change the bush of wearing and tearing can, need not change whole deflector 1, improve the utilization ratio to deflector 1, spare part (reserve bush) replacement cost is little simultaneously, can effectively promote exception handling speed.
As the embodiment of the utility model provides an optional implementation mode, the bush body is structure or components of a whole that can function independently structure as an organic whole. Referring to fig. 1 and 2, a bushing body is illustrated. The bushing body can be of an integrated structure, and is convenient to manufacture and easy to process. Of course, the bushing body may be a separate structure, i.e., may be assembled from a plurality of parts.
As the embodiment of the utility model provides an optional implementation mode is provided with the connecting piece on the bush body, and the connecting piece is used for the position of spacing bush body on deflector 1. The connecting member is preferably a clip, see fig. 1, showing a clip groove 5, and is mounted in the clip groove 5 for limiting the position of the bush body on the guide plate 1 when the bush body is inserted into the guide plate 1. Of course, the connecting member is not limited to the clip, and may be other members as long as it is used to limit the position of the bush body on the guide plate 1.
As the embodiment of the utility model provides an optional implementation way, about the connecting piece quantity condition, specifically can be as follows: the upper part and the lower part of the bushing body are provided with two or two groups of connecting pieces at intervals, the bushing body is limited on the guide plate 1 through the two or two groups of connecting pieces, for example, the upper part and the lower part of the bushing body are provided with two clamp grooves 5, and the bushing body is limited on the guide plate 1 through two clamps arranged on the bushing body;
or the outer contour of the bushing body is of a step structure, one or a group of connecting pieces are arranged on the outer contour of the bushing body, and the bushing body is limited on the guide plate 1 through the outer contour shape of the bushing body and the connecting pieces. The concrete structure is as follows: referring to fig. 1, the bushing body comprises a first section 3 and a second section 4 arranged on one side of the first section 3, the outer contours of the first section 3 and the second section 4 are both cylindrical, the diameter of the first section 3 is larger than that of the second section 4, and a clamp groove 5 for installing a connecting piece is arranged on the second section 4. The process of mounting the bushing body on the guide plate 1 may be specifically as follows: first, the bush body is inserted into the fitting hole 6 of the guide plate 1, and referring to fig. 4, the fitting hole 6 is a stepped hole, the first section 3 of the bush body is supported on a stepped surface in the fitting hole 6, one end of the second section 4 is passed through the fitting hole 6, and the clip is mounted on the clip groove 5 on the second section 4. Here, as explained, the end of the first section 3 remote from the second section 4 is preferably flush with the upper end surface of the guide plate 1. As for the length of the second section 4 extending out of the fitting hole 6, a reasonable length range can be set according to actual conditions.
As the embodiment of the utility model provides an optional implementation mode, the bush body adopts corrosion-resistant and stand wear and tear material to make, improves the life of bush body, and the hardness of bush body is not more than the hardness of flaring ware, and the hardness of bush body will be less than the hardness of flaring ware a little promptly, and the explanation about bush body material specifically as follows: the material of the bushing body is preferably a braw material. Current flaring ware adopts the Cr12MoV material to make usually, the utility model provides a bush body can adopt the powerful brass material of HMn59-2-2, and hardness parameter is similar between the two materials to and the wear resistance difference is little, and the contact between the two can effectively prevent the wearing and tearing of flaring ware structure, does benefit to the validity of guaranteeing bell mouth shaping size, promotes the quality of bell mouth behind the flaring.
Example 1:
a bush matched with a guide plate of a pipe expander is characterized in that a bush body is detachably connected to the guide plate 1 of the pipe expander, a guide hole 2 is formed in the bush body, and a mouth expander of the pipe expander can penetrate through the guide hole 2 to be used for realizing flaring treatment of the tail end of a copper pipe;
the bushing body comprises a first section 3 and a second section 4 arranged on one side of the first section 3, the outer contours of the first section 3 and the second section 4 are both columnar, the diameter of the first section 3 is larger than that of the second section 4, a clamp groove 5 for installing a connecting piece is arranged on the second section 4, and the bushing body is limited on the guide plate 1 through the outer contour shape of the bushing body and the connecting piece.
Example 2:
a guide plate having distributed thereon a bush cooperating with a guide plate of a pipe expander as described in example 1. Namely, the guide plate is provided with assembly holes 6, and the bushing is inserted into the assembly holes 6 and is detachably connected on the guide plate. The assembling hole 6 is a stepped hole, and the upper end face of the bushing is flush with the upper end face of the guide plate.
Example 3:
a pipe expander comprising a bush co-operating with a guide plate of the pipe expander as described in embodiment 1.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A bush matched with a guide plate of a pipe expander is characterized by comprising a bush body, wherein,
the bush body is detachably connected to a guide plate (1) of the pipe expander, a guide hole (2) is formed in the bush body, and a flaring device of the pipe expander can penetrate through the guide hole (2) to achieve flaring treatment of the tail end of a copper pipe.
2. The bushing of claim 1, wherein said bushing body is one of unitary and split construction.
3. The bushing cooperating with the guide plate of the pipe expander according to claim 1, wherein the bushing body is provided with a connection element for limiting the position of the bushing body on the guide plate (1).
4. A bushing for use with a guide plate of a pipe expander as claimed in claim 3, wherein said connector is a clip.
5. The bushing matched with the guide plate of the pipe expander as claimed in claim 3 or 4, wherein two or two groups of connecting pieces are arranged on the bushing body at intervals up and down, and the bushing body is limited on the guide plate (1) through the two or two groups of connecting pieces; or,
the outer contour of the bushing body is of a step structure, one or a group of connecting pieces are arranged on the bushing body, and the bushing body is limited on the guide plate (1) through the outer contour shape of the bushing body and the connecting pieces.
6. The bushing cooperating with the guide plate of the pipe expander as claimed in claim 4, wherein the bushing body comprises a first section (3) and a second section (4) arranged at one side of the first section (3), the outer contour of the first section (3) and the outer contour of the second section (4) are both cylindrical, the diameter of the first section (3) is larger than that of the second section (4), and the second section (4) is provided with a clamp groove (5) for mounting the connecting piece.
7. The bushing of claim 1 wherein said bushing body is formed of a corrosion and wear resistant material and wherein said bushing body has a hardness not greater than a hardness of said expander.
8. The bushing of claim 7 wherein said bushing body is comprised of a brass material.
9. Guide plate, characterized in that the guide plate (1) is provided with a bush fitted to the guide plate of the pipe expander as claimed in any one of claims 1 to 8.
10. A pipe expander including a bush as claimed in any one of claims 1 to 8 fitted to a guide plate of the pipe expander.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023165904.XU CN214683906U (en) | 2020-12-24 | 2020-12-24 | Bushing matched with guide plate of pipe expander, guide plate and pipe expander |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023165904.XU CN214683906U (en) | 2020-12-24 | 2020-12-24 | Bushing matched with guide plate of pipe expander, guide plate and pipe expander |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214683906U true CN214683906U (en) | 2021-11-12 |
Family
ID=78559436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023165904.XU Active CN214683906U (en) | 2020-12-24 | 2020-12-24 | Bushing matched with guide plate of pipe expander, guide plate and pipe expander |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214683906U (en) |
-
2020
- 2020-12-24 CN CN202023165904.XU patent/CN214683906U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |