CN201040775Y - Automatic hard anode oxidation device with aluminum piston ring groove - Google Patents
Automatic hard anode oxidation device with aluminum piston ring groove Download PDFInfo
- Publication number
- CN201040775Y CN201040775Y CNU2007200205327U CN200720020532U CN201040775Y CN 201040775 Y CN201040775 Y CN 201040775Y CN U2007200205327 U CNU2007200205327 U CN U2007200205327U CN 200720020532 U CN200720020532 U CN 200720020532U CN 201040775 Y CN201040775 Y CN 201040775Y
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- hanger
- dish
- piston
- acid
- ring groove
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- Expired - Fee Related
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Abstract
The utility model provides an automatic hard anodic oxidation device for a ring groove of an aluminum piston. An upper part of a stent is provided with a cylinder, and a mounting panel of a hanging tool is provided with the hanging tool, and a power supply device is in electrical connection with a conductive disk of the cylinder and a conductor of the hanging tool, and an acid inlet pipe which is communicated to an acid fluid tank is communicated to an acid inlet of the hanging tool via a circulating pump, and the hanging tool consists of a bottom disk, a lower dividing disk, a hanging tool body, a lower seal disk, an upper dividing disk, an upper seal disk and a fixed disk, and a lateral side of the piston arranging groove is provide with a seal ring whose inner cavity is communicated to a compressed air inlet. In the oxidation device, the acid circularly flows on a first ring groove of the piston, which is fully contacted with ring groove surface of the piston, therefore the processed oxide film of the ring groove of the aluminum piston has good uniformity and consistency and high and stable oxidation quality. The utility model has the advantages of reliable and accurate seal, simple seal structure, improvement of process stability, high automation and convenient operation, which greatly improves working efficiency and decreases labor intensity.
Description
Technical field
The utility model provides a kind of anodic oxidation device, especially a kind of engine automatic hard anodic oxidation device for aluminum piston ring groove.
Background technology
For alleviating the aluminum piston ring groove wearing and tearing, reduce engine consumption, many producers improve structure of piston.For example, some producer moves on the annular groove position, first road with piston, though this has reduced the oil consumption of engine, has also caused the problem of adhesion between piston ring groove that the raising because of top land pressure causes and the piston ring.In engine operation process, the temperature of the first road annular groove reaches about 250 ℃ sometimes, under this temperature, can cause the trickle weldering of annular groove side and top piston ring to connect, thereby makes fault such as engine generation scuffing of cylinder bore, and this shows especially outstanding on new engine.Up to the present, the best measure that addresses this problem is that first annular groove to piston carries out anodic oxidation, can improve its wear resistance, can significantly improve the heat resistanceheat resistant portative power of annular groove simultaneously.The existing mode that aluminum piston ring groove is carried out anodic oxidation treatment remains backward total man worker's operating method, and needs operator 2 people to cooperate, and production efficiency is low, and everyone per hour can only handle about 18 in piston.And the oxide film homogeneity, the consistence that process on annular groove are poor, and oxidation quality is low.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of automatic hard anodic oxidation device for aluminum piston ring groove, to improve oxidation quality and production efficiency.
The utility model is to realize like this, automatic hard anodic oxidation device for aluminum piston ring groove, it has support, mid-stent is fixed with the hanger mounting plate, top is equipped with cylinder, be mounted with hanger on the hanger mounting plate, the positive wire of supply unit is electrically connected with conductive plate on being connected cylinder, cathode wire is electrically connected with electrical conductor on the hanger, it also has acid storage, connection is connected with acid inlet on the hanger through recycle pump at the acid inlet tube on the acid storage, connection is connected with time sour hole on the hanger at the acid tube that returns on the acid storage, the chassis is arranged on hanger, cut apart dish under having above the chassis, under cut apart the hanger body arranged above the dish, there is the lower seal dish at hanger body middle part, the lower seal dish is cut apart dish on having outward, on cut apart and have last sealing pad to be fixed on the shaft collar above the dish, shaft collar is fixed on hanger body upper end, shaft collar, last sealing pad, on cut apart dish, the lower seal dish, the hanger body surrounds the piston mounting groove on hanger top, in the piston mounting groove outside, there is sealing-ring to be installed between shaft collar and the last sealing pad respectively and between lower seal dish and the hanger body, and the inner chamber of sealing-ring communicates with the pressurized air air inlet port, the upper end of the acid inlet that communicates with the piston mounting groove on the hanger is cut apart between dish and the lower seal dish last, the upper end of going back to sour hole last sealing pad and on cut apart between the dish, pressurized air air inlet port on the hanger is connected with compressed air pipe, and pressurized air air inlet port upper end communicates with the sealing-ring inner chamber.
Adopt the automatic hard anodic oxidation device for aluminum piston ring groove of said structure, utilize recycle pump to carry acid solution, acid solution flows in the first annular groove cocycle of piston, fully contacts with the annular groove face of piston, aluminum piston ring groove oxide film homogeneity, the high conformity processed, oxidation quality is high and stable; Utilize the sealing means of air-operated drive, sealing is reliable, accurate, and sealed structure is simple, has improved technology stability; The level of automation height, easy and simple to handle, improved production efficiency greatly, reduced labour intensity, only need 1 people operation, per hour can handle 180 in piston; And rational in infrastructure, reliable, equipment failure rate is low.
Description of drawings
Fig. 1 is the synoptic diagram of the utility model structure.
Fig. 2 is the A-A profile of Fig. 3.
Fig. 3 is the vertical view of the hanging tool structure in the utility model.
Fig. 4 is the B-B sectional view of Fig. 3.
Embodiment
The embodiment that provides below in conjunction with accompanying drawing illustrates concrete structure of the present utility model and principle of work.
As shown in drawings, the automatic hard anodic oxidation device for aluminum piston ring groove of the utility model, it has support (8), mid-stent is fixed with hanger mounting plate (11), top is equipped with cylinder (9), be mounted with hanger (6) on the hanger mounting plate, the positive wire (2) of supply unit (1) is electrically connected with conductive plate (7) on being connected cylinder, cathode wire (3) is electrically connected with electrical conductor on the hanger, it also has acid storage (13), connection is connected with acid inlet (62) on the hanger through recycle pump (14) at the acid inlet tube on the acid storage (12), connection is connected with time sour hole (63) on the hanger at the acid tube (4) that returns on the acid storage, chassis (613) is arranged on hanger, cut apart dish (64) under having above the chassis, under cut apart hanger body (612) arranged above the dish, there is lower seal dish (66) at hanger body middle part, on having, the lower seal dish cuts apart dish (67) outward, on cut apart and have last sealing pad (69) to be fixed on the shaft collar (68) above the dish, shaft collar is fixed on hanger body upper end, shaft collar, last sealing pad, on cut apart dish, the lower seal dish, the hanger body surrounds the piston mounting groove on hanger top, in the piston mounting groove outside, there is sealing-ring (610) to be installed between shaft collar and the last sealing pad respectively and between lower seal dish and the hanger body, and the inner chamber of sealing-ring communicates with pressurized air air inlet port (61) on the hanger, the upper end of the acid inlet that communicates with the piston mounting groove is cut apart between dish and the lower seal dish last, the upper end of going back to sour hole last sealing pad and on cut apart between the dish, pressurized air air inlet port (61) on the hanger is connected with compressed air pipe (5), and pressurized air air inlet port upper end communicates with the sealing-ring inner chamber.
Described conductive plate (7) is connected on the cylinder by support.Compressed air pipe links to each other with source of the gas.The inflatable seal circle that sealing-ring adopts ethylene-propylene rubber(EPR) to make, there is sealing-ring skeleton (611) its inside.Hanger is installed in the groove on the hanger mounting plate.
Control panel (10) also is installed on support, control panel is connected with a programmable controller (PLC), come the start-up control program by control panel, the action of control cylinder, recycle pump etc., and be installed in the solenoid control pressurized air on compressed air pipe, the acid inlet tube, the break-make of acid solution respectively by control.
On described hanger body (612), there is the sour hole (65) of overflowing to communicate with the piston mounting groove.By overflowing sour hole, oxidation can be finished, taken out the acid solution that drops on piston mounting groove bottom behind the piston and be discharged to the hanger outside.
Described hanger (6) hanger mounting plate (11) is provided with a plurality of.As 6, like this, an actuation cycle just can be finished the oxidation of a plurality of pistons.
Described shaft collar (68), go up sealing pad (69), on cut apart dish (67) and lower seal dish (66) is made by titanium alloy respectively.Titanium alloy material is anti-oxidant, corrosion resistance is strong.Above-mentioned titanium alloy member is the electrical conductor on the hanger, and cathode wire (3) is electrically connected with one of them parts.The hanger body can be made by erosion-resisting stainless steel.Shaft collar, hanger body, cut apart dish down, the chassis can be by bolting together.
During use, piston (15) is placed in the piston mounting groove on the hanger, by the control panel start-up routine.Cylinder drives conductive plate and moves down, and conductive plate is clamped on the piston.Subsequently, the pressurized air air inlet port (61) of pressurized air on hanger in the compressed air pipe enters the sealing-ring inner chamber, the stronger sealing-ring of elasticity is heaved, with piston junk part, the second ring bank part tight seal, only the part ring bank about first annular groove inside and first annular groove, vigor flow on the bank to make acid solution, I position among Fig. 2 is acid solution mobile position, just the anodic oxidation position of piston.After the sealing, under PLC control, supply unit starts the oxidation power supply, and starts recycle pump, and the acid inlet of acid solution on hanger flows to the anodic oxidation position of piston, and the sour orifice flow that returns from the hanger goes out then, gets back to acid storage through returning acid tube, forms circulation.Circulation, oxidation certain hour, after oxidation finishes, under PLC control, by magnetic valve acid inlet tube is turn-offed, and the compressed air pipe of supplying gas in will the compressed air apertures on hanger by another magnetic valve turn-offs and pressure release, and cylinder drives conductive plate and gets back to initial position, and piston is unclamped, just piston can be taken off, finish anode oxidation process.
Acid solution composition that oxidation is used and oxidation principle etc. are identical with existing oxidation unit, no longer describe in detail.Selected and the program setting of PLC will be readily apparent to persons skilled in the art, and also no longer describes in detail.Obviously, identical with existing oxidation unit, on the oxidation unit of the utility model, in addition acid solution is carried out the refrigerative refrigeration plant, so that acid liquor temperature is controlled at 10-15 ℃.
The main difference part of the utility model and other aluminium piston hardening oxidation equipment is, in order to guarantee the accuracy of oxide regions, enhances productivity, and designed unique sealing means and unique acid solution mode of movement.
Below be the significant parameter of the oxidation unit of the utility model:
1. the scope of application: the engine aluminum piston of diameter of phi 40～Φ 100mm.
2. use station: 6.
3. productive temp: 6/2 minutes units (is example with Φ 90mm diameter piston).
4. production efficiency: 180/hour units (is example with Φ 90mm diameter piston).
Claims (4)
1. automatic hard anodic oxidation device for aluminum piston ring groove, it is characterized in that, it has support (8), mid-stent is fixed with hanger mounting plate (11), top is equipped with cylinder (9), be mounted with hanger (6) on the hanger mounting plate, the positive wire (2) of supply unit (1) is electrically connected with conductive plate (7) on being connected cylinder, cathode wire (3) is electrically connected with electrical conductor on the hanger, it also has acid storage (13), connection is connected with acid inlet (62) on the hanger through recycle pump (14) at the acid inlet tube on the acid storage (12), connection is connected with time sour hole (63) on the hanger at the acid tube (4) that returns on the acid storage, chassis (613) is arranged on hanger, cut apart dish (64) under having above the chassis, under cut apart hanger body (612) arranged above the dish, there is lower seal dish (66) at hanger body middle part, on having, the lower seal dish cuts apart dish (67) outward, on cut apart and have last sealing pad (69) to be fixed on the shaft collar (68) above the dish, shaft collar is fixed on hanger body upper end, shaft collar, last sealing pad, on cut apart dish, the lower seal dish, the hanger body surrounds the piston mounting groove on hanger top, in the piston mounting groove outside, there is sealing-ring (610) to be installed between shaft collar and the last sealing pad respectively and between lower seal dish and the hanger body, and the inner chamber of sealing-ring communicates with pressurized air air inlet port (61) on the hanger, the upper end of the acid inlet that communicates with the piston mounting groove is cut apart between dish and the lower seal dish last, the upper end of going back to sour hole last sealing pad and on cut apart between the dish, pressurized air air inlet port (61) on the hanger is connected with compressed air pipe (5), and pressurized air air inlet port upper end communicates with the sealing-ring inner chamber.
2. automatic hard anodic oxidation device for aluminum piston ring groove as claimed in claim 1 is characterized in that, has the sour hole (65) of overflowing to communicate with the piston mounting groove on described hanger body (612).
3. automatic hard anodic oxidation device for aluminum piston ring groove as claimed in claim 1 or 2 is characterized in that, described hanger (6) hanger mounting plate (11) is provided with a plurality of.
4. automatic hard anodic oxidation device for aluminum piston ring groove as claimed in claim 1 or 2 is characterized in that, described shaft collar (68), go up sealing pad (69), on cut apart dish (67) and lower seal dish (66) is made by titanium alloy respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200205327U CN201040775Y (en) | 2007-04-07 | 2007-04-07 | Automatic hard anode oxidation device with aluminum piston ring groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200205327U CN201040775Y (en) | 2007-04-07 | 2007-04-07 | Automatic hard anode oxidation device with aluminum piston ring groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201040775Y true CN201040775Y (en) | 2008-03-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200205327U Expired - Fee Related CN201040775Y (en) | 2007-04-07 | 2007-04-07 | Automatic hard anode oxidation device with aluminum piston ring groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201040775Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101280447B (en) * | 2007-04-07 | 2011-03-09 | 山东滨州渤海活塞股份有限公司 | Automatic hard anodic oxidation device for aluminum piston ring groove |
| CN102653876A (en) * | 2012-05-31 | 2012-09-05 | 无锡市喷特环保工程有限公司 | Circulating system for piston aluminum oxidation tank liquid |
| CN102828215A (en) * | 2012-09-13 | 2012-12-19 | 上海瑞尔实业有限公司 | Anodizing method for changing flow direction of electrolyte |
| CN102839407A (en) * | 2012-09-18 | 2012-12-26 | 无锡市喷特环保工程有限公司 | Piston rapid aluminum oxidation single machine |
| CN102943295A (en) * | 2012-10-31 | 2013-02-27 | 东风汽车零部件(集团)有限公司 | Aluminium alloy piston top and ring groove anodization method |
| CN103382569A (en) * | 2012-05-02 | 2013-11-06 | 湖北韩泰智能设备有限公司 | Hard anodizing apparatus for aluminum piston |
| CN105755516A (en) * | 2016-04-26 | 2016-07-13 | 重庆协成汽车零部件有限公司 | Device for quick anodic oxidation of piston ring groove |
| CN106319600A (en) * | 2015-06-27 | 2017-01-11 | 重庆大学 | Preparation method for titanium dioxide nanotube array of inner surface of ultra-long fine titanium tube |
-
2007
- 2007-04-07 CN CNU2007200205327U patent/CN201040775Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101280447B (en) * | 2007-04-07 | 2011-03-09 | 山东滨州渤海活塞股份有限公司 | Automatic hard anodic oxidation device for aluminum piston ring groove |
| CN103382569A (en) * | 2012-05-02 | 2013-11-06 | 湖北韩泰智能设备有限公司 | Hard anodizing apparatus for aluminum piston |
| CN103382569B (en) * | 2012-05-02 | 2015-09-30 | 湖北韩泰智能设备有限公司 | Aluminium recovery hard anodizing equipment |
| CN102653876A (en) * | 2012-05-31 | 2012-09-05 | 无锡市喷特环保工程有限公司 | Circulating system for piston aluminum oxidation tank liquid |
| CN102828215A (en) * | 2012-09-13 | 2012-12-19 | 上海瑞尔实业有限公司 | Anodizing method for changing flow direction of electrolyte |
| CN102828215B (en) * | 2012-09-13 | 2015-10-28 | 上海瑞尔实业有限公司 | A kind of change electrolyte stream to anode oxidation method |
| CN102839407A (en) * | 2012-09-18 | 2012-12-26 | 无锡市喷特环保工程有限公司 | Piston rapid aluminum oxidation single machine |
| CN102943295A (en) * | 2012-10-31 | 2013-02-27 | 东风汽车零部件(集团)有限公司 | Aluminium alloy piston top and ring groove anodization method |
| CN106319600A (en) * | 2015-06-27 | 2017-01-11 | 重庆大学 | Preparation method for titanium dioxide nanotube array of inner surface of ultra-long fine titanium tube |
| CN105755516A (en) * | 2016-04-26 | 2016-07-13 | 重庆协成汽车零部件有限公司 | Device for quick anodic oxidation of piston ring groove |
| CN105755516B (en) * | 2016-04-26 | 2018-04-20 | 重庆协成汽车零部件有限公司 | Piston ring groove rapid anodization device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080326 Termination date: 20100407 |