CN210237805U - Chromium electroplating tooling for roller - Google Patents
Chromium electroplating tooling for roller Download PDFInfo
- Publication number
- CN210237805U CN210237805U CN201920207871.9U CN201920207871U CN210237805U CN 210237805 U CN210237805 U CN 210237805U CN 201920207871 U CN201920207871 U CN 201920207871U CN 210237805 U CN210237805 U CN 210237805U
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- CN
- China
- Prior art keywords
- roller
- screw
- bush
- tool according
- electroplating
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000009713 electroplating Methods 0.000 title claims abstract description 41
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title claims abstract description 13
- 229910052804 chromium Inorganic materials 0.000 title claims abstract description 11
- 239000011651 chromium Substances 0.000 title claims abstract description 11
- 230000001681 protective effect Effects 0.000 claims description 27
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 238000005260 corrosion Methods 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000007747 plating Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000003292 glue Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000012188 paraffin wax Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 238000010923 batch production Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002519 antifouling agent Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 238000005336 cracking Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Images
Abstract
The application discloses gyro wheel chromium electroplating frock belongs to gyro wheel part and electroplates technical field. The utility model discloses in, insert a protection bush in the annular groove of gyro wheel part both sides respectively, the outer disc edge of bush excircle and recess is adjacent, the bush excircle has just disperseed the power line of the outer disc edge of recess like this, because the power line is concentrated when the annular groove edge of having avoided gyro wheel part both sides is electroplated, the phenomenon that the edge produced the burr takes place, the protection bush on both sides has blocked not plating the region simultaneously, avoided both sides annular groove protection not jail, and because influenced by the acid-base corrosion of tank liquor and temperature current and the emergence of turn-ups deformation phenomenon.
Description
Technical Field
The utility model relates to a gyro wheel part electroplates technical field, especially relates to gyro wheel chromium electroplating frock.
Background
The roller parts need to roll, so that the outer wheel surface inevitably generates friction during rolling. In the surface treatment of parts, since the outer ring surface needs to be chrome-plated, it is necessary to protect all the non-plated regions except the outer ring surface.
At present, the common protection mode is to cover the non-electroplating area with electroplating protection glue, protection paint or paraffin and remove the electroplated area. These protection methods have the following disadvantages: after the protection of the protective glue, the protective paint or the paraffin, the roller part does not need a chromium-plated groove in the processes of treatment before and after electroplating and electroplating, and the edge of the roller part is easy to generate flanging deformation in different degrees due to the influence of acid-base corrosion of bath solution and temperature current, so that the protection effect is influenced.
In addition, because electric lines are concentrated during electroplating, edges on two sides of the roller surface are easy to generate larger burrs, the edges are difficult to remove after electroplating, and the local cracking of an electroplated layer is often caused during removal, so that the product quality is influenced. The parts can be protected and electroplated by coating protective glue, protective paint or paraffin one by one, the protection and electroplating efficiency is low, and the parts are not beneficial to mass production.
The national intellectual property office discloses a utility model patent with publication number CN204111897U, entitled inner hole electroplating tool in 2015, 21.01.2015, and discloses an inner hole electroplating tool for lining parts. The electroplating tool comprises a conductive rod, a protective plate, a cover plate, a bolt and a nut. In the electroplating process, the whole bushing type part is arranged in the protection plate and the cover plate, the outer circle and the end face of the bushing type part are protected, the power line at the edge of the inner hole of the bushing is favorably dispersed, the edge hair is avoided, meanwhile, the phenomenon that the primary edge is not firmly protected and turned over due to the influence of the acid-base corrosion of the bath solution, the temperature and the like is avoided, and the product quality is further ensured. The tool has the advantages of simple structure, low manufacturing cost and simple and convenient operation, can be used for electroplating a plurality of parts at one time, greatly improves the production efficiency and can realize batch production.
The national intellectual property office discloses a utility model patent with publication number CN201280602Y, entitled bushing type part end face electroplating tool in 2009, 07, 29, and discloses a bushing type part end face electroplating tool. The electroplating tool comprises a clamp body, a conductive rod, a fixing screw and a nut. The whole bushing type part is arranged in the stepped round cavity of the clamp body, so that power lines at the edge of the bushing and the edge of the bushing round pad are dispersed, the phenomenon that the edge is hairy or generates burrs due to the concentration of the power lines when the edge of the round pad is electroplated is avoided, meanwhile, the stepped round cavity of the clamp body blocks an uncoated surface, and the phenomena that the cylindrical surface of the round pad is not firmly protected and the flanging deformation is caused due to the influence of acid-base corrosion of tank liquor and temperature current are avoided. The bush type parts are simple and convenient to mount on the fixture body, a plurality of parts can be mounted at one time, the parts are prevented from being protected and electroplated one by one, the protection and electroplating efficiency is improved, and the large-batch production of the parts is facilitated.
Above-mentioned prior art has provided the electroplating frock to hole and bush class part, does not have at present to the gyro wheel, and the frock that can once install several, and can only electrically conduct with the hole when present mode is electroplated, and the hole is electrically conductive again, has brought very big difficulty for the dress string with the protection.
Disclosure of Invention
In order to solve the problem that exists among the above-mentioned prior art, the utility model provides a gyro wheel chromium electroplating frock replaces protection with the electroplating frock and glues, protection paint or paraffin and protects the part to avoid the phenomenon emergence of gyro wheel face both sides edge production burr, solve the problem of electrically conductive difficulty, and improve the efficiency of protection and electroplating, be convenient for batch production part.
The utility model adopts the technical scheme as follows:
the roller chromium electroplating tool comprises a fixed screw, a protective bushing and a roller part, wherein the fixed screw comprises a base and a screw which are connected with each other; the protective bushing and the roller part sequentially penetrate into a screw rod of the fixed screw rod, and the protective bushing at the uppermost end is fixed with the screw rod through a nut; the screw rod penetrates through the nut and is connected with a conductive rod.
The utility model discloses a protection bush includes the interior circle of bush excircle and bush.
The roller part of the utility model comprises a roller surface and a roller center hole, and two side surfaces of the roller part are provided with annular grooves; the annular groove comprises a groove outer circular surface and a groove inner circular surface.
The base and the screw rod of the utility model are integrally formed; the diameter of the base is equal to the diameter of the excircle of the bushing, and the diameter of the screw rod is smaller than that of the central hole of the roller.
The excircle of the bush and the excircle surface of the groove of the utility model adopt clearance fit; the diameter of the inner circle of the bushing is larger than that of the inner circle of the groove.
The utility model discloses a screw rod one end is connected with the base, and the other end is provided with nut complex bolt hole.
The conducting rod of the utility model is made of red copper.
The utility model discloses a protection bush adopts the metal to make. Further, the protective sleeve is made of stainless steel.
The utility model discloses the beneficial effect who brings has:
(one) the utility model discloses in, insert a protection bush in the annular groove of gyro wheel part both sides respectively, bush excircle and the outer disc edge of recess are adjacent, the bush excircle has just disperseed the power line at the outer disc edge of recess like this, because the power line is concentrated when having avoided the annular groove edge of gyro wheel part both sides to electroplate, the phenomenon that the edge produced the burr takes place, the protection bush on both sides has blocked the region of not plating simultaneously, avoided both sides annular groove protection not firm, and owing to receive the emergence of the liquid acid-base corrosion of groove and temperature current influence and turn-ups deformation phenomenon.
(II) the utility model discloses in, during gyro wheel part and bush penetrated clamping screw, fastened the back with the nut, the bush has played electrically conductive effect, has solved the problem with the electrically conductive difficulty of hole.
(III) the utility model discloses the simple installation, a mountable number has been avoided piecemeal to protect and electroplate the gyro wheel part, has improved the efficiency of protection and electroplating, is favorable to mass production part.
Drawings
FIG. 1 is a schematic view of a roller element.
Fig. 2 is a schematic diagram of the present invention.
Fig. 3 is a schematic view of a protective sleeve.
Fig. 4 is a schematic view of a set screw.
FIG. 5 is yet another schematic view of a roller element.
The device comprises a roller surface, a groove outer circular surface, a groove inner circular surface, a groove central hole, a roller part, a groove annular groove 6, a groove annular groove 7, a conductive rod 8, a nut 9, a protective lining 10, a fixing screw rod 11, a lining outer circle, a lining inner circle 12, a lining inner circle 13, a base 14, a screw rod 15 and a bolt hole.
Detailed Description
Example 1
As shown in fig. 1: the roller part 5 comprises a roller surface 1 and a roller center hole 4, and two side surfaces of the roller part are provided with annular grooves 6; the annular groove 6 comprises a groove outer circular surface 2 and a groove inner circular surface 3.
As shown in fig. 2: the utility model discloses a roller chromium electroplating tool, which comprises a fixed screw 10, a protective bush 9 and a roller part 5, wherein the fixed screw 10 comprises a base 13 and a screw 14 which are connected with each other; the protective bush 9 and the roller part 5 sequentially penetrate into a screw 14 of the fixed screw 10, and the protective bush 9 at the uppermost end is fixed with the screw 14 through a nut 8; the screw 14 is connected with a conductive rod 7 through a nut 8.
The roller element 5 is disposed through the screw 14, and both ends of the roller element 5 are provided with protective bushes 9. The protective sleeves 9 on both sides block the unplated areas.
The conducting rod 7 of the utility model is made of red copper.
The utility model discloses a protection bush 9 adopts the metal to make.
Further, the protective bush 9 is made of stainless steel.
Example 2
The embodiment discloses a chromium electroplating tooling for a roller, which is shown in FIG. 2: the roller wheel protection device comprises a fixed screw 10, a protection bushing 9 and a roller wheel part 5, wherein the fixed screw 10 comprises a base 13 and a screw 14 which are connected with each other; the protective bush 9 and the roller part 5 sequentially penetrate into a screw 14 of the fixed screw 10, and the protective bush 9 at the uppermost end is fixed with the screw 14 through a nut 8; the screw 14 is connected with a conductive rod 7 through a nut 8.
As shown in fig. 3: the utility model discloses a protection bush 9 includes bush excircle 11 and the interior circle 12 of bush.
As shown in fig. 1: the roller part 5 of the utility model comprises a roller surface 1 and a roller center hole 4, and two side surfaces of the roller part 5 are provided with annular grooves 6; the annular groove 6 comprises a groove outer circular surface 2 and a groove inner circular surface 3.
As shown in fig. 4: the utility model discloses a base 13 and screw rod 14 integrated into one piece. One end of the screw 14 is connected with the base 13, and the other end is provided with a bolt hole 15 matched with the nut 8.
The diameter of the base 13 is equal to that of the outer circle 11 of the bushing, and the diameter of the screw 14 is smaller than that of the roller center hole 4.
The bush excircle 11 and the groove excircle surface 2 of the utility model adopt clearance fit; the diameter of the inner circle 12 of the bush is larger than that of the groove inner circle 3.
The conducting rod 7 of the utility model is made of red copper.
The utility model discloses a protection bush 9 adopts the metal to make. Further, the protective bush 9 is made of stainless steel.
Example 3
Fig. 1 is a schematic view of a roller element 5, the roller element 5 comprising a roller surface 1 and a roller central hole 4, the roller element 5 being provided with annular grooves 6 on both sides; the annular groove 6 comprises a groove outer circular surface 2 and a groove inner circular surface 3.
Fig. 2, fig. 3 and fig. 4 show an embodiment of the chrome plating tool for the roller part 5 according to the present invention. The utility model aims at that the roller surface 1 of the roller part 5 is electroplated with chrome.
The chromium electroplating tool comprises a protective bushing 9, a conductive rod 7, a fixing screw rod 10 and a nut 8. The protective bushing 9 is made of metal, preferably stainless steel.
The protective sleeve 9 comprises a sleeve outer circle 11 and a sleeve inner circle 12. The excircle 11 of the bush is in clearance fit with the excircle surface 2 of the groove.
The roller element 5 and the protective bush 9 are inserted into a screw 14 of the fixing screw 10 and fastened with a nut 8. Therefore, the edge of the excircle 11 of the bush is adjacent to the edge of the excircle surface 2 of the groove, the excircle 11 of the bush disperses the power line of the edge of the excircle surface 2 of the groove, and the phenomenon that the edge generates burrs due to the concentration of the power line when the edge of the annular groove 6 is electroplated is avoided.
Meanwhile, the protective bushings 9 on the two sides block the non-plating area, so that the phenomenon that the annular grooves 6 on the two sides are not firmly protected is avoided.
The diameter of the inner circle 12 of the bush is larger than that of the inner circle 3 of the groove, and the diameter of the screw 14 of the fixing screw 10 is smaller than that of the central hole 4 of the roller.
The bottom of the screw 14 is connected with a conductive rod 7 for conducting electricity and hanging into the electroplating bath, and the conductive rod 7 is made of a material with good conductivity, such as red copper.
Fig. 2 and 3 are schematic diagrams showing only two roller parts 5 plated at a time, and in actual production, the length of the screw 14 can be increased according to circumstances, and a plurality of roller parts 5 can be plated at a time.
After electroplating, the deposited chromium coating of the utility model can be removed for reuse.
The foregoing is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any manner, so that all simple modifications and equivalent changes made to the foregoing embodiments according to the technical spirit of the present invention fall within the scope of the present invention.
Claims (10)
1. The chromium electroplating tooling for the roller is characterized in that: the roller wheel type roller wheel device comprises a fixed screw (10), a protective bushing (9) and a roller wheel part (5), wherein the fixed screw (10) comprises a base (13) and a screw (14) which are connected with each other; the protective bushing (9) and the roller part (5) sequentially penetrate into a screw (14) of the fixed screw (10), and the protective bushing (9) at the uppermost end is fixed with the screw (14) through a nut (8); the screw (14) penetrates through the nut (8) and is connected with a conductive rod (7).
2. The roller chrome-electroplating tool according to claim 1, wherein: the protective bushing (9) comprises a bushing outer circle (11) and a bushing inner circle (12).
3. The roller chrome-electroplating tool according to claim 2, wherein: the roller part (5) comprises a roller surface (1) and a roller center hole (4), and two side surfaces of the two roller parts are provided with annular grooves (6); the annular groove (6) comprises a groove outer circular surface (2) and a groove inner circular surface (3).
4. The roller chrome-electroplating tool according to claim 1 or 2, characterized in that: the base (13) and the screw (14) are integrally formed.
5. The roller chrome-electroplating tool according to claim 2, wherein: the diameter of the base (13) is equal to the diameter of the outer circle (11) of the bushing.
6. The roller chrome-electroplating tool according to claim 3, wherein: the diameter of the screw rod (14) is smaller than that of the roller central hole (4).
7. The roller chrome-electroplating tool according to claim 3, wherein: the excircle (11) of the bush is in clearance fit with the excircle surface (2) of the groove.
8. The roller chrome-electroplating tool according to claim 3, wherein: the diameter of the inner circle (12) of the bush is larger than that of the inner circle (3) of the groove.
9. The roller chrome-electroplating tool according to claim 1, wherein: the conductive rod (7) is made of red copper.
10. The roller chrome-electroplating tool according to claim 1, wherein: one end of the screw rod (14) is connected with the base (13), and the other end of the screw rod is provided with a bolt hole (15) matched with the nut (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920207871.9U CN210237805U (en) | 2019-02-19 | 2019-02-19 | Chromium electroplating tooling for roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920207871.9U CN210237805U (en) | 2019-02-19 | 2019-02-19 | Chromium electroplating tooling for roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210237805U true CN210237805U (en) | 2020-04-03 |
Family
ID=69961146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920207871.9U Expired - Fee Related CN210237805U (en) | 2019-02-19 | 2019-02-19 | Chromium electroplating tooling for roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210237805U (en) |
-
2019
- 2019-02-19 CN CN201920207871.9U patent/CN210237805U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200403 |