CN213315727U - Center hole positioning protection plug for hub spraying - Google Patents
Center hole positioning protection plug for hub spraying Download PDFInfo
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- CN213315727U CN213315727U CN202020708627.3U CN202020708627U CN213315727U CN 213315727 U CN213315727 U CN 213315727U CN 202020708627 U CN202020708627 U CN 202020708627U CN 213315727 U CN213315727 U CN 213315727U
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Abstract
A center hole positioning protection plug for hub spraying relates to the field of tools for hub spraying, and is provided with an inverted frustum-shaped protection plug body with a smaller outer diameter at the bottom and a larger outer diameter at the top, a horn-shaped guide notch which is coaxial with the protection plug body and has a smaller diameter at the top and a larger diameter at the bottom is arranged in the center of the lower side of the protection plug body, and a center positioning groove which is coaxial with the protection plug body is arranged in the protection plug body at the upper side of the; the protection cock body upside is equipped with rather than coaxial annular and accomodates the groove, and the annular is accomodate the lateral wall in groove and is leaned out by supreme down, and the lateral wall that the groove was accomodate to the annular is crossing with the lateral surface of protection cock body. The utility model has the advantages of simple structure, convenient use, wide application range, convenient distinguishing and management, low cost and the like.
Description
Technical Field
The utility model relates to a frock field is used in the wheel hub spraying, and a simple structure is explained in detail, convenient to use, application scope is wide, is convenient for distinguish and manage, and central hole location protection stopper is used in wheel hub spraying with low costs.
Background
Most of the existing center hole protection tools for spraying the wheel hub are annular or inverted conical, and in the spraying process of powder spraying and paint spraying of the wheel hub, the center hole protection tools cover the center hole of the wheel hub to completely shield the center hole of the wheel hub, so that powder or paint is prevented from being sprayed. The aperture of the central holes of the existing different hubs are different, the aperture of the central hole of the large-diameter hub is mostly within the range of phi 80 mm-phi 110mm, and two central holes with the diameter more than 5mm cannot share one central hole protection tool, so that more than 6 central hole protection tools are needed in the size with the diameter difference of 30mm in the existing central hole protection tools; the occupied space is large, the acquisition cost is high, the management and the distinguishing of the coating work site are difficult, the confusion verification influences the production efficiency, after part of hub projects are stopped, the center hole protection tool matched with the hub projects is idle and abandoned, the center hole protection tool is not idle for several times, and the cost is wasted.
Disclosure of Invention
The utility model aims at solving the deficiencies of the above-mentioned prior art, provide a simple structure, convenient to use, application scope is wide, is convenient for distinguish and manage, and the central hole location protection stopper is used in wheel hub spraying with low costs.
The utility model also aims to provide a powder can be collected when spraying, sweat on fingers can not flow around the central hole of the hub even in summer, paint can not be accumulated at the joint of the hub and the protective plug to form adhesion during leveling, the subsequent polishing time is reduced, and the efficiency is improved; the reworking is reduced, and the qualification rate is improved.
The utility model provides a not enough adopted technical scheme of above-mentioned prior art is:
a center hole positioning protection plug for hub spraying is characterized by being provided with an inverted frustum-shaped protection plug body with a smaller outer diameter at the bottom and a larger outer diameter at the top, wherein a horn-shaped guide notch which is coaxial with the protection plug body and has a smaller diameter at the top is arranged in the center of the lower side of the protection plug body, and a center positioning groove which is coaxial with the guide notch is arranged in the protection plug body on the upper side of the guide notch; the protection cock body upside is equipped with rather than coaxial annular and accomodates the groove, and the annular is accomodate the lateral wall in groove and is leaned out by supreme down, and the lateral wall that the groove was accomodate to the annular is crossing with the lateral surface of protection cock body.
The utility model discloses in the annular lateral wall of accomodating the groove be the cambered surface of loudspeaker form.
The utility model discloses in annular accomodate groove central authorities protect cock body upper end personally submit the umbrella-type. The powder falling into the annular accommodating groove during powder spraying is facilitated to be collected.
The utility model discloses in annular accomodate protection cock body periphery upside at groove central authorities be equipped with outside bellied carrying handle. The finger-shaped finger meets the physiological characteristics of human engineering finger parts, is stable in gripping and convenient to take and place, and is not easy to drop and slide.
The utility model discloses in two hypotenuses in the protection cock body cross section outside and axis contained angle be between 20-25, do not influence under the prerequisite of wheel hub surface spraying, application scope is wideer.
The utility model discloses in the diameter of center positioning groove the same with the diameter of direction notch upper end, the lower port of center positioning groove communicates with the upper end of direction notch.
The utility model discloses well protection cock body adopts ordinary plastics or nylon material to make. The powder spraying device is used for spraying powder to the hub and has low cost.
The middle protection plug body of the utility model is made of tetrafluoroethylene or iron material. The paint is used for spraying hub paint needing high-temperature baking.
The utility model discloses when using, place back on the spraying tray with wheel hub, the locating pin post of spraying tray central authorities is relative with wheel hub's centre bore, the bellied part that makes progress of groove central authorities is accomodate to the annular of handheld protection cock body, will protect the cock body lid to establish on wheel hub's centre bore, the in-process that the lid was established, the direction notch is at first with the locating pin post contact cooperation of spraying tray central authorities, to the direction of protection cock body, to central constant head tank cover on the locating pin post, the realization is to wheel hub's central positioning. In the spraying process, the powder or paint sprayed to the upper part of the protective plug body flows into the annular accommodating groove along the outer side wall of the annular accommodating groove, the powder during spraying can be collected, sweat on fingers can drip down in summer and can not flow around the central hole of the hub, the paint can not be accumulated at the joint of the hub and the protective plug to form adhesion during leveling, the subsequent polishing time is reduced, and the efficiency is improved; reducing rework and improving qualification rate. The outer diameter of the protection plug body is small at the bottom and large at the top, so that the protection plug is suitable for hub center holes of various sizes. The utility model has the advantages of simple structure, convenient use, wide application range, convenient distinguishing and management, low cost and the like.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the present invention in use.
Detailed Description
The center hole positioning protective plug for spraying the hub shown in figure 1 is provided with the inverted frustum-shaped protective plug body 6 with the outer diameter being smaller at the bottom and larger at the top, and the included angle between two outer oblique edges 5 of the cross section of the protective plug body 6 and the axis of the protective plug body is 20-25 degrees, so that the application range is wider on the premise of not influencing the spraying on the outer surface of the hub. A horn-shaped guide notch 7 which is coaxial with the protection plug body 6 and has a small diameter at the top and a large diameter at the bottom is arranged in the center of the lower side of the protection plug body 6, and a central positioning groove 8 which is coaxial with the protection plug body is arranged in the protection plug body 6 on the upper side of the guide notch 7; the diameter of the central positioning groove 8 is the same as that of the upper end part of the guide groove opening 7, and the lower port of the central positioning groove 8 is communicated with the upper end of the guide groove opening. The upper side of the protection plug body 6 is provided with an annular accommodating groove 2 which is coaxial with the protection plug body, the outer side wall 1 of the annular accommodating groove 2 inclines outwards from bottom to top, and as can be seen from figure 1, the outer side wall 1 of the annular accommodating groove 2 is a horn-shaped cambered surface; the outer side wall 1 of the annular receiving groove 2 intersects with the outer side surface of the protective plug body. When the hub is sprayed with powder, the protective plug body can be made of common plastics or nylon materials, and the cost is low. When the paint spraying device is used for spraying paint on a hub which needs high-temperature baking, the protective plug body is made of tetrafluoroethylene or an iron material. The utility model discloses can recycle reuse.
The utility model is further improved, the upper end surface 3 of the protective plug body in the center of the annular accommodating groove is umbrella-shaped; the powder falling into the annular accommodating groove during powder spraying is facilitated to be collected.
The utility model discloses further improve, annular accomodate protection cock body periphery upside of groove central authorities be equipped with outside bellied and be annular and carry handle 4. The finger-shaped finger meets the physiological characteristics of human engineering finger parts, is stable in gripping and convenient to take and place, and is not easy to drop and slide.
The utility model discloses when using, as shown in fig. 2, place back on spraying tray 11 with wheel hub 10, the locating pin post 9 of spraying tray 11 central authorities is relative with wheel hub's centre bore, the bellied part that makes progress of groove central authorities is accomodate to the annular of handheld protection cock body 6, establish protection cock body 6 lid on wheel hub's centre bore, the in-process that the lid was established, guide slot opening 7 at first with the locating pin post 9 contact cooperation of spraying tray central authorities, to the direction of protection cock body, 8 covers on locating pin post 9 to central constant head tank, the realization is to wheel hub's center location. In the spraying process, the powder or paint sprayed to the upper part of the protective plug body flows into the annular accommodating groove along the outer side wall of the annular accommodating groove, the powder during spraying can be collected, sweat on fingers can drip down in summer and can not flow around the central hole of the hub, the paint can not be accumulated at the joint of the hub and the protective plug to form adhesion during leveling, the subsequent polishing time is reduced, and the efficiency is improved; reducing rework and improving qualification rate. The outer diameter of the protection plug body is small at the bottom and large at the top, so that the protection plug is suitable for hub center holes of various sizes. The utility model has the advantages of simple structure, convenient use, wide application range, convenient distinguishing and management, low cost and the like.
Claims (5)
1. A center hole positioning protection plug for hub spraying is characterized by being provided with an inverted frustum-shaped protection plug body with a smaller outer diameter at the bottom and a larger outer diameter at the top, wherein a horn-shaped guide notch which is coaxial with the protection plug body and has a smaller diameter at the top is arranged in the center of the lower side of the protection plug body, and a center positioning groove which is coaxial with the guide notch is arranged in the protection plug body on the upper side of the guide notch; the protection cock body upside is equipped with rather than coaxial annular and accomodates the groove, and the annular is accomodate the lateral wall in groove and is leaned out by supreme down, and the lateral wall that the groove was accomodate to the annular is crossing with the lateral surface of protection cock body.
2. The hub spraying center hole positioning protective plug as claimed in claim 1, wherein the outer side wall of the annular receiving groove is a flared arc surface.
3. The hub spraying center hole positioning protective plug as claimed in claim 1, wherein the upper end surface of the protective plug body in the center of the annular accommodating groove is umbrella-shaped.
4. The hub spraying center hole positioning protective plug as claimed in claim 1, wherein a lifting handle protruding outwards is arranged on the upper side of the outer periphery of the protective plug body in the center of the annular accommodating groove.
5. The hub spraying center hole positioning protective plug according to claim 1, wherein the included angle between two oblique edges outside the cross section of the protective plug body and the axis is 20-25 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020708627.3U CN213315727U (en) | 2020-04-30 | 2020-04-30 | Center hole positioning protection plug for hub spraying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020708627.3U CN213315727U (en) | 2020-04-30 | 2020-04-30 | Center hole positioning protection plug for hub spraying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213315727U true CN213315727U (en) | 2021-06-01 |
Family
ID=76058371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020708627.3U Active CN213315727U (en) | 2020-04-30 | 2020-04-30 | Center hole positioning protection plug for hub spraying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213315727U (en) |
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2020
- 2020-04-30 CN CN202020708627.3U patent/CN213315727U/en active Active
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