CN204080141U - The silver-plated special-shaped site protection device of rotor local - Google Patents
The silver-plated special-shaped site protection device of rotor local Download PDFInfo
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- CN204080141U CN204080141U CN201420481334.0U CN201420481334U CN204080141U CN 204080141 U CN204080141 U CN 204080141U CN 201420481334 U CN201420481334 U CN 201420481334U CN 204080141 U CN204080141 U CN 204080141U
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Abstract
The utility model belongs to mechanical field, is specifically related to the silver-plated special-shaped site protection device of a kind of rotor local.Object is applicable to batch production, guarantee quality product, raising products production efficiency.This protector comprises the soft paper being positioned at rotor plunger hole inner bottom part; be positioned at the blocking above soft paper; also comprise the locating core being positioned at silvered face side, and be positioned at rotor exterior and the protective sleeve relative with locating core, adopt connecting screw rod to be fixedly connected with locating core and protective sleeve.Special-shaped position is converted into regular shape protection by this protector; and can reuse; installing/dismounting is easy to operate; time-saving energy-saving, is applicable to batch machining, relatively traditional waxing protection; paint position is by original 100%; be reduced to and present be only 2%, more low toxic and environment-friendly, be of value to operator's Occupational health.
Description
Technical field
The utility model belongs to mechanical field, is specifically related to the silver-plated special-shaped site protection device of a kind of rotor local.
Background technology
The servo control mechanism of current all vehicle series has Variable plunger pump, and rotor is the important Parts of Variable plunger pump, and its material is generally casting tinbronze or manganese brass.It is silver-plated that design performance requirement rotor because of part carries out local electric.
Usually for plating position, plating is divided into all plating and parcel plating two class by it; many parts of parcel plating that needs will carry out insulation protection to non-electrical surfacing; this will meet the technical requirements of construction by different minor insulation methods; to ensure that part non-electrical surfacing can not plate coating, especially there is the part of particular requirement.Common guard method has bandaging method, exclusive clamps general laws, coating insulation method.Generally coating insulation method is adopted to protect to complex-shaped part.
What rotor local electrosilvering was in the past taked is the guard method that Wax-coated preparation insulate; the feature insulated with waxed dose is that good with the adhesive property of part, the end limit of insulation layer can not tilt; therefore, the part high to insulating end limit size tolerance requirements, shape is more complicated is applicable to.But the method operation more complicated, the cycle is longer.During Wax-coated preparation, part should be preheating to 50-70 degree Celsius, then applies waxed dose that has melted, and is first coated with skim, covers the surface of whole part, and in the process of coating, wax should not solidify halfway, after whole wax layer solidifies, is more repeatedly applied to desired thickness.After coating under the tepid state before not yet cool to room temperature, repair insulating end limit with pocket knife, then wiping is for plating surface to be repeatedly stained with gasoline with cotton balls, this operation is very careful.In hot water or Wax special bucket, waxed dose of fusing can be reclaimed after plating, then with gasoline equal solvent or waterborne cleaning agent, part be cleaned.
Along with product batch production, the increase of single batch of product amount, thorough removing is not easy when repairing wish waxed dose of surfacing, often leaving very thin coating of wax for surfacing local, cause reaching complete uniform coating, meanwhile, because wax coating has bubble to cause part plating solution seepage, look unfamiliar into coating in non-plated, affect product and criticize the quality of production.In addition, wax work is because applying while hot, increasing to operator's Health hazard, adds wax work and is also unfavorable for environmental friendliness, and each Electroplating Production unit eliminates wax work coating insulation protection method gradually.
The shape matching of rotor product is complicated, and as shown in Figure 1 and Figure 2, non-electrical surfacing had both comprised circular hole, the cylindrical of the rule of easily protection, also comprised the waist type groove 9, annular groove 10, spline 11, circular arc etc. of not easily insulation protection.And this Product processing is to surface treatment sequence; put in storage close to finished product; loss from spoilage is larger; Given this; need comprehensive utilization parcel plating guard method, design the silver-plated protector of a set of applicable rotor local, both met quality product requirement; improve products production efficiency, again relative low toxic and environment-friendly.
Summary of the invention
Problem to be solved in the utility model be traditional waxed dose of guard method exist cause poor product quality, production efficiency low, to operator and the disagreeableness weak point of environment, the silver-plated special-shaped site protection device of rotor local therefore a kind of applicable batch production being provided, ensureing quality product, improve products production efficiency.
The technical scheme that the utility model adopts is:
The silver-plated special-shaped site protection device of a kind of rotor local; comprise the soft paper being positioned at rotor plunger hole inner bottom part; be positioned at the blocking above described soft paper; also comprise the locating core being positioned at silvered face side; and be positioned at rotor exterior and the protective sleeve relative with locating core, adopt connecting screw rod to be fixedly connected with locating core and protective sleeve.
The silver-plated special-shaped site protection device of a kind of rotor local as above, wherein: be equipped with pad A and pad B in described connecting screw rod end and protective sleeve contact position.
The silver-plated special-shaped site protection device of a kind of rotor local as above, wherein: the plunger hole of described blocking and rotor is shrink-fit.
The silver-plated special-shaped site protection device of a kind of rotor local as above, wherein: described connecting screw rod, locating core and pad B material are brass; Pad A material is rubber.
The beneficial effects of the utility model are:
1, the silver-plated special-shaped site protection device of this rotor local; ensure that plating solution and non-surfacing are thoroughly isolated; for surfacing and non-surfacing distinct; stable and reliable product quality; meet the requirement of product batch production quality and efficiency, can be used as the indispensable operation of parcel plating, easy to loading and unloading; simple to operate, reliable in quality.In rotor silver plating process, with this device, rotor is exposed for surfacing, non-plated face seal.Under reaching the prerequisite meeting product parcel plating specification of quality, enhance productivity.Take into account protection operator Occupational health simultaneously, reduce the pollution to environment.
2, the mentality of designing of this protector is by special-shaped position, and such as spline, circular arc are excessive etc. is converted into regular shape protection.
3, this protector can be reused, and installing/dismounting is easy to operate, time-saving energy-saving, is applicable to batch machining.
4, this protector is relatively traditional waxing protection, paint position, by original 100%, is reduced to and present is only 2%, more low toxic and environment-friendly, be of value to operator's Occupational health.
5, the mentality of designing of this protector is applicable equally for the irregular part of other parcel platings, utilizes existing common material to design, and can solve and ensure products production quality, can also save the production time, take into account Occupational health and environmental protection simultaneously.
Accompanying drawing explanation
Fig. 1 is citing rotor silver-plated position schematic diagram;
Fig. 2 is citing rotor C face view;
Fig. 3 be citing rotor plunger hole position and protector locally coordinate schematic diagram;
The structural representation of the silver-plated special-shaped site protection device of a kind of rotor local that Fig. 4 provides for the utility model;
In figure, 1-soft paper; 2-blocking; 3-protective sleeve; 4-pad A; 5-pad B; 6-connecting screw rod; 7-locating core; 8-plunger hole; 9-waist type groove; 10-annular groove; 11-spline.
Embodiment
Below in conjunction with drawings and Examples, the silver-plated special-shaped site protection device of a kind of rotor local that the utility model provides is introduced:
For illustrating, provide rotor as shown in Figure 1 and Figure 2, rotor requires C face electrosilvering, then only require C face and plating solution contacts, other positions all thoroughly must isolate with electroplate liquid, and 9 plunger holes especially as shown in Figure 1 must accomplish absolute seal, and, require that C face conduction is good, hang with civilian dress and carry out electrosilvering.9 plunger hole tolerance of dimension, the Geometrical Tolerance Principle of rotor are strict, once electroplate liquid seepage is entered, plunger hole will be caused overproof; even there is fifth wheel; whole rotor cannot be repaired and cause scrapping, and therefore, protect this plunger hole place to be the key point of the protector that the utility model provides.
As shown in Figure 3, the silver-plated special-shaped site protection device of a kind of rotor local, comprising: the soft paper 1 being positioned at rotor plunger hole inner bottom part, is positioned at the blocking 2 above soft paper 1; During concrete operations, can carry out as follows:
Be placed in plunger hole 8 with the soft paper 1 of fritter after wetting, with blocking 2, plunger hole 8 is sealed again, note, blocking 2 and plunger hole 8 are shrink-fit, like this, because soft paper is wetted, can well the position that contacts with waist type groove 9 of sealing column consent 8, ensure that electroplate liquid cannot be leaked in plunger hole 8 by waist type groove 9, solving traditional Wax-coated preparation affects the problem of quality product because there is bubble and causing plunger hole local to plate silver layer.
As shown in Figure 4; the silver-plated special-shaped site protection device of a kind of rotor local; also comprise: the locating core 7 being positioned at silvered face side; and be positioned at rotor exterior and the protective sleeve 3 relative with locating core 7; be fixedly connected with locating core 7 and protective sleeve 3 with connecting screw rod 6, be equipped with pad A4, pad B5 in connecting screw rod 6 end and protective sleeve 3 contact position.Pad can ensure that sealing is tight, takes into account adjustment length simultaneously, guarantees rotor and protector firmly to combine.Wherein, connecting screw rod 6, locating core 7 and pad B5 are preferably brass material, have good conductivity; Pad A4 material is preferred rubber, and have good acid-alkali-corrosive-resisting performance, sealing effectiveness is excellent.After installing, still have the non-silvered face of part exposed, then along Fig. 4 radial direction, exposed non-silvered face and protective sleeve 3 upper surface are wound around completely with insulation tape.Plating solution effectively can be stoped to leak into non-surfacing, also thoroughly can contact with plating solution fully for surfacing, reach the specification of quality that the local electric of expection is silver-plated.
Before silver-plated; with strippable coatings, waist type groove 9 and annular groove 10 are filled up; relatively traditional carries out Wax-coated Wax-coated preparation parcel plating guard method by whole for part outside surface; after adopting the utility model, strippable coatings coated area used is only 2% of part outside surface, and coated area reduces; substantially increase production efficiency; thus reduce the labour intensity of operator, alleviate occupational health hazards, also reduce the pollution to environment simultaneously.Careful reparation strippable paint layer, guarantees do not have enamelled coating for surfacing.Hang with copper wire colligation dress at connecting screw rod 6 place, groove can be descended to carry out electrosilvering.
After electrosilvering completes, only need remove insulation tape, peel strippable paint off, be rotatably connected screw rod 6, unloads protector.Blocking 2 and soft paper 1 are unloaded from waist type groove with wooden instrument.The simple and convenient operation of whole demolishing process, the needs heating in relatively traditional Wax-coated preparation guard method melts wax time-saving energy-saving, and can improve operator's operating environment.
The silver-plated special-shaped position guard method of a kind of rotor local:
Step 1: soft paper 1 is soaked, be placed on workpiece plunger hole 8 aperture place, knock blocking 2 with wooden mallet, until by soft paper 1 tight for plunger hole 8 underfill, because plunger hole 8 and waist type groove 9 connect, can determine that whether soft paper 1 is by complete for plunger hole 8 underfill by waist type groove 9;
Step 2: locating core 7 is arranged on workpiece C face central hole;
Step 3: with connecting screw rod 6 by pad B 5, pad A 4, protective sleeve 3, workpiece successively through and be connected by screw thread with locating core 7, guarantee that workpiece is fixed in protective sleeve 3, then along Fig. 4 radial direction, exposed non-silvered face and protective sleeve 3 upper surface are wound around completely with insulation tape;
Step 4: with a small amount of strippable paint, waist type groove 9 and annular groove 10 are filled up again, treat that nature dries;
Step 5: guarantee that all non-electrical surfacing of workpiece are not exposed in electroplate liquid, at the bottom colligation copper wire of connecting screw rod 6, dress is hung, and prepares into groove electrosilvering.
The protector that the utility model provides can be applied in the plating of other parts locallies with special-shaped position.Frock protection, insulation tape be wound around with coating insulate method with the use of, can according to the shape of part, protection position, part tolerance requirement and determine.For different parts, according to above-mentioned thinking, the protection at special-shaped position is converted into the protection of regular shape, expand protector use range, the operation that can be used as parcel plating indispensability is applied in each parcel plating plating insulation protection.
What first the utility model was determined is ensures quality product, enhance productivity as principle, the protector of advantage design a set of applicable rotor class irregular part parcel plating of comprehensive multiple parcel plating protection; Next requires that process operation is convenient, protecting tool set-up can reuse; cost-saving; utilize common starting material to design the easy frock of a set of installing/dismounting, the frock material that the utility model adopts is common brass, tetrafluoroethylene, insulation tape, degradable soft paper and strippable paint.The secondary operator of alleviation as far as possible occupational health hazards, environmentally friendly again.The utility model a small amount of strippable paint and mechanical protection instead of the insulation protection method that traditional whole part is coated with cured preparation.
Claims (4)
1. the silver-plated special-shaped site protection device of rotor local; it is characterized in that: comprise the soft paper (1) being positioned at rotor plunger hole inner bottom part; be positioned at the blocking (2) of described soft paper (1) top; also comprise the locating core (7) being positioned at silvered face side; and be positioned at rotor exterior and the protective sleeve (3) relative with locating core (7), adopt connecting screw rod (6) to be fixedly connected with locating core (7) and protective sleeve (3).
2. the silver-plated special-shaped site protection device of a kind of rotor local according to claim 1, is characterized in that: be equipped with pad A (4) and pad B (5) in described connecting screw rod (6) end and protective sleeve (3) contact position.
3. the silver-plated special-shaped site protection device of a kind of rotor local according to claim 1, is characterized in that: described blocking (2) is shrink-fit with the plunger hole of rotor.
4. the silver-plated special-shaped site protection device of a kind of rotor local according to claim 2, is characterized in that: described connecting screw rod (6), locating core (7) and pad B (5) material are brass; Pad A (4) material is rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420481334.0U CN204080141U (en) | 2014-08-25 | 2014-08-25 | The silver-plated special-shaped site protection device of rotor local |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420481334.0U CN204080141U (en) | 2014-08-25 | 2014-08-25 | The silver-plated special-shaped site protection device of rotor local |
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| CN204080141U true CN204080141U (en) | 2015-01-07 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105568333A (en) * | 2015-12-31 | 2016-05-11 | 中国电子科技集团公司第十八研究所 | Local silvering device for copper conductive fin |
| CN105803496A (en) * | 2016-03-15 | 2016-07-27 | 南通市申海工业技术科技有限公司 | Local zinc and nickel plating tool for automobile wheel hub |
| CN109811376A (en) * | 2019-04-10 | 2019-05-28 | 西安西电开关电气有限公司 | One kind being used for cylindrical parts end face electro plating device and method |
| CN117488386A (en) * | 2024-01-02 | 2024-02-02 | 深圳市星汉激光科技股份有限公司 | Fitting and partial plating method of laser housing |
-
2014
- 2014-08-25 CN CN201420481334.0U patent/CN204080141U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105568333A (en) * | 2015-12-31 | 2016-05-11 | 中国电子科技集团公司第十八研究所 | Local silvering device for copper conductive fin |
| CN105803496A (en) * | 2016-03-15 | 2016-07-27 | 南通市申海工业技术科技有限公司 | Local zinc and nickel plating tool for automobile wheel hub |
| CN105803496B (en) * | 2016-03-15 | 2018-07-13 | 南通市申海工业技术科技有限公司 | Automotive hub locally plates zinc-nickel tooling |
| CN109811376A (en) * | 2019-04-10 | 2019-05-28 | 西安西电开关电气有限公司 | One kind being used for cylindrical parts end face electro plating device and method |
| CN109811376B (en) * | 2019-04-10 | 2021-03-19 | 西安西电开关电气有限公司 | Device and method for electroplating end face of columnar part |
| CN117488386A (en) * | 2024-01-02 | 2024-02-02 | 深圳市星汉激光科技股份有限公司 | Fitting and partial plating method of laser housing |
| CN117488386B (en) * | 2024-01-02 | 2024-05-07 | 深圳市星汉激光科技股份有限公司 | Fitting and partial plating method of laser housing |
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