CN203030488U - Spray coating protecting tool of piston - Google Patents
Spray coating protecting tool of piston Download PDFInfo
- Publication number
- CN203030488U CN203030488U CN 201220715270 CN201220715270U CN203030488U CN 203030488 U CN203030488 U CN 203030488U CN 201220715270 CN201220715270 CN 201220715270 CN 201220715270 U CN201220715270 U CN 201220715270U CN 203030488 U CN203030488 U CN 203030488U
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- China
- Prior art keywords
- piston
- pin
- handle
- connecting rod
- hole baffle
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- Expired - Fee Related
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- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
The utility model discloses a spray coating protecting tool of a piston. The spray coating protecting tool of the piston comprises a seam allowance cover plate, a pin boss, a first handle, a second handle, a first connecting rod, a second connecting rod, a first pin hole baffle, a second pin hole baffle and a circular groove shielding shell, wherein the pin boss is arranged on the seam allowance cover plate, the first handle and the second handle are hinged with the pin boss, the first connecting rod and the second connecting rod are connected with the first handle and the second handle, the first pin hole baffle and the second pin hole baffle are connected with the first connecting rod and the second connecting rod, and can shield pin holes on two sides of the piston, and the circular groove shielding shell can be sleeved in a circular groove position of the piston. According to the spray coating protecting tool of the piston, when the piston conducts a spray coating operation, people only need to hold the handles of the spray coating protecting tool to carry out holding and releasing, accurate positioning of the first pin hole baffle and the second pin hole baffle can be ensured, the spray coating protecting tool of the piston is convenient to operate, operation that the piston is placed in the circular groove shielding shell is simple, time consumed in a spray coating operation is greatly reduced, and therefore the efficiency of the piston spray coating operation is improved.
Description
Technical field
The utility model relates to the piston technical field, particularly a kind of sprayed protection frock of piston.
Background technology
Piston is engine " heart ", bears mechanical load and the thermic load of alternation, is one of key components and parts in the engine.Generally piston is divided into head, skirt section and three parts of piston boss.
The piston skirt plays guiding, bears effects such as side-thrust and heat transfer in cylinder, at its surperficial graphite spraying layer, can effectively reduce the piston cylinder prepareding gap, improve the initial stage break-in of piston and cylinder, can avoid to a certain extent because engine knock or the scuffing of cylinder bore that piston and cylinder a certainly locally take place directly to contact, mutual dry friction causes, significantly improve its functional reliability, increase the service life.Graphite linings is a kind of solid lubricant that contains special binders, particularly under hot conditions, still can resist the erosion of fuel oil and machine oil.But the annular groove of piston, pin-and-hole and seam position can not graphite spraying.Because piston will accurately cooperate with casing wall; so the dimension precision requirement of piston is high especially; though graphite linings is extremely thin; but still have the dimensions; if annular groove and pin-and-hole spraying are gone up graphite and will be changed original size; can't ring installation and piston pin, graphite spraying can influence the piston outward appearance on the piston seam, so these positions should be protected to avoid being sprayed graphite.
Sprayed graphite for fear of piston ring groove, pin-and-hole and seam; those skilled in the art have designed a kind of sprayed protection frock of piston; comprise first shell and second shell; first shell is provided with bolt, pin plug, clamping device and two dowel holes; second shell is provided with bolt and two alignment pins, and first shell and second shell are provided with two breach.When carrying out spraying operation, earlier piston is placed on the flush coater, hand the bolt on first shell and second shell then, make alignment pin on second shell aim at dowel hole on first shell, pin plug on first shell is aimed at the pin-and-hole of piston, merge first shell and second shell, with the clamping device on first shell first shell and second shell are fixed together then, two breach that first shell and second shell all have form the spraying mouth in the piston skirt, open flush coater, then two skirt section spraying mouths are sprayed, after spraying is finished, take off clamping device, hand-held both sides bolt, to the both sides horizontal drawing, first shell and second shell are separated.
Though this sprayed protection frock has avoided piston ring groove, pin-and-hole and seam to be sprayed graphite; but this sprayed protection frock is in operation; alignment pin on second shell need be aimed at the dowel hole on first shell; pin plug on first shell need be aimed at the pin-and-hole of piston; also need to adjust clamping device then, and with first shell and second shell separately or close when closing must bimanualness, operation sprayed protection frock is extremely inconvenient; consumed time is oversize, so the efficient of piston spraying operation is lower.
Therefore, how improving the efficient of the spraying operation of piston, is the present technical issues that need to address of those skilled in the art.
The utility model content
The purpose of this utility model provides a kind of sprayed protection frock of piston, and this sprayed protection frock makes the spraying operation efficient of piston higher.
To achieve these goals; the utility model provides a kind of sprayed protection frock of piston; comprise the seam cover plate, be arranged at key seat on the described seam cover plate, with the hinged first handle of described key seat and second handle, the first connecting rod that is connected with described second handle with described first handle respectively with second connecting rod, be connected with described second connecting rod with described first connecting rod respectively, and can shelter from the first pin-and-hole baffle plate and the second pin-and-hole baffle plate of pin-and-hole of piston both sides and the annular groove that can be sheathed on the annular groove place of described piston blocks shell.
Preferably, the inboard of the described first pin-and-hole baffle plate and the described second pin-and-hole baffle plate is provided with locating ring, and the external diameter of two described locating rings all equates with the internal diameter of described pin-and-hole.
Preferably, the bottom of described seam cover plate is provided with keeper, and described keeper can be positioned at the inner chamber of described piston.
Preferably, described keeper is location-plate.
Preferably, the described annular groove inwall that blocks shell is provided with guard circle.
Preferably, also comprise the spring that is arranged between described first handle and the described second handle.
The sprayed protection frock of the piston that the utility model provides; comprise that seam cover plate, key seat, first handle, second handle, first connecting rod, second connecting rod, the first pin-and-hole baffle plate, the second pin-and-hole baffle plate and annular groove block shell; key seat is arranged on the seam cover plate; first handle all is connected with key seat with second handle; first connecting rod is connected with second handle with first handle respectively with second connecting rod; the first pin-and-hole baffle plate and the second pin-and-hole baffle plate are connected and can shelter from the pin-and-hole of piston both sides respectively with second connecting rod with first connecting rod, annular groove blocks the annular groove place that valve jacket is located at piston.
When piston is carried out spraying operation, earlier annular groove being blocked shell is fixed on the flush coater, piston is put into and is blocked shell, and annular groove blocks the annular groove place that valve jacket is located at piston, thereby shelters from the annular groove of piston, hold with a firm grip then first handle and second handle opens the first pin-and-hole baffle plate and the second pin-and-hole baffle plate, after estimating accurate position, be placed on the piston, the seam cover plate is positioned on the seam of piston, release handle makes the first pin-and-hole baffle plate and the second pin-and-hole baffle plate shelter from the pin-and-hole of piston both sides respectively.
By foregoing description as can be known; with respect to the above-mentioned background technology; the sprayed protection frock of the piston that the utility model provides; annular groove blocks shell; the first pin-and-hole baffle plate; the second pin-and-hole baffle plate and seam cover plate have been avoided the annular groove of piston; pin-and-hole and seam are sprayed graphite; when the piston spraying operation; only need hold the handle one of sprayed protection frock takes one to put; can guarantee the accurate location of the first pin-and-hole baffle plate and the second pin-and-hole baffle plate; easy to operate; and the operation that piston places annular groove to block in the shell is simpler; thereby the spraying operation consumed time is significantly reduced, thereby improved the efficient of the spraying operation of piston.
Description of drawings
The structural representation of the sprayed protection frock of a kind of piston that Fig. 1 provides for the utility model embodiment;
The annular groove of the sprayed protection frock of a kind of piston that Fig. 2 provides for the utility model embodiment blocks the structural representation of shell;
Fig. 3 is the structural representation of the first handle of sprayed protection frock shown in Figure 1;
Fig. 4 is the structural representation of the key seat of sprayed protection frock shown in Figure 1;
Fig. 5 is the vertical view of key seat shown in Figure 4;
Fig. 6 is the seam structure of cover plate schematic diagram of sprayed protection frock shown in Figure 1.
The specific embodiment
Core of the present utility model provides a kind of sprayed protection frock of piston, and this sprayed protection frock makes the spraying operation efficient of piston higher.
In order to make those skilled in the art understand the technical solution of the utility model better, the utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Please refer to Fig. 1-Fig. 6; in a kind of specific embodiment; the sprayed protection frock of the piston that the utility model provides; comprise seam cover plate 4; key seat 3; first handle 101; second handle 102; first connecting rod 201; second connecting rod 202; the first pin-and-hole baffle plate 801; the second pin-and-hole baffle plate 802 and annular groove block shell 7; key seat 3 is arranged on the seam cover plate 4; the connected mode of key seat 3 and seam cover plate 4 can be for being threaded; first handle 101 all is connected with key seat 3 with second handle 102; first connecting rod 201 is connected with second handle 102 with first handle 101 respectively with second connecting rod 202; the first pin-and-hole baffle plate 801 and the second pin-and-hole baffle plate 802 are connected and can shelter from the pin-and-hole of piston 6 both sides respectively with first connecting rod 201 and second connecting rod 202, annular groove blocks shell 7 can be sheathed on the piston ring groove place.
When piston 6 is carried out spraying operation; above-mentioned annular groove is blocked shell 7 to be placed on the flush coater; the annular groove of piston 6 is partly put into annular groove block shell 7; thereby shelter from the annular groove of piston 6; the first handle 101 of the sprayed protection frock of holding with a firm grip then and second handle 102 open the first pin-and-hole baffle plate 801 and the second pin-and-hole baffle plate 802; after estimating accurate position; be placed on the piston 6; seam cover plate 4 is positioned on the seam of piston 6; release handle makes the first pin-and-hole baffle plate 801 and the second pin-and-hole baffle plate 802 shelter from the pin-and-hole of piston 6 both sides respectively.
By foregoing description as can be known; with respect to the above-mentioned background technology; the sprayed protection frock of the piston that the utility model provides; annular groove blocks shell 7; the first pin-and-hole baffle plate 801; the second pin-and-hole baffle plate 802 and seam cover plate 4 have been avoided the annular groove of piston 6; pin-and-hole and seam are sprayed graphite; when the piston spraying operation; only need hold the handle one of sprayed protection frock takes one to put; can guarantee the accurate location of the first pin-and-hole baffle plate 801 and the second pin-and-hole baffle plate 802; easy to operate; and the operation that piston 6 places annular groove to block in the shell is simpler; thereby the spraying operation consumed time is significantly reduced, thereby improved the efficient of the spraying operation of piston.
In addition, the first pin-and-hole baffle plate 801 of sprayed protection frock and the inboard of the second pin-and-hole baffle plate 802 are provided with locating ring, and the external diameter of two locating rings all equates with the internal diameter of pin-and-hole.When carrying out spraying operation; piston 6 is when flush coater accelerates rotation or slow down rotation; because the reason of acceleration; inconsistent phenomenon takes place in sprayed protection frock piston 6 relatively; locating ring makes the first pin-and-hole baffle plate 801 can not be moved by relative pin-and-hole with the second pin-and-hole baffle plate 802; the first pin-and-hole baffle plate 801 and the second pin-and-hole baffle plate 802 are better located on piston 6, thereby make spraying effect preferable.
Further, the bottom of the seam cover plate 4 of sprayed protection frock is provided with keeper, and keeper can be positioned at the inner chamber of piston 6.Keeper has guide effect, when using the sprayed protection frock, keeper is aimed at the inner chamber of piston 6, and the sprayed protection frock is placed on the piston 6 fast, makes operation faster; And in spraying process, keeper makes the sprayed protection frock, and piston 6 is not crooked relatively, and spraying effect is further improved.Above-mentioned keeper can be the metal reference column.
Further, the keeper of sprayed protection frock is location-plate 5.Little and the lighter weight of location-plate 5 volumes makes the operation of sprayed protection device more laborsaving, has further improved the efficient of the spraying operation of piston.
In order to make spraying effect better, the inwall that the annular groove of sprayed protection frock blocks shell 7 is provided with guard circle 701.Guard circle 701 has avoided annular groove to block colliding with of shell 7 and piston 6, has guaranteed the precision of piston 6; And coating such as graphite was splashed in the annular groove of piston 6 when guard circle 701 can be avoided spraying operation, made spraying effect better.
Preferably, between first handle 101 and second handle 102, be provided with spring.When carrying out spraying operation, piston 6 is when flush coater is in rotation status, the sprayed protection frock can be subjected to centrifugal force, spring can be exerted pressure to first handle 101 and second handle 102, make the sprayed protection device bigger to the clamping force of piston 6, avoid the sprayed protection device in spraying process, to open because action of centrifugal force causes the first pin-and-hole baffle plate 801 and the second pin-and-hole baffle plate 802, thereby influenced spraying effect; And the sprayed protection device is bigger with respect to the frictional force of piston 6, has avoided the sprayed protection frock to misplace with respect to piston 6.
More than the sprayed protection frock of piston provided by the utility model is described in detail.Used specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (6)
1. the sprayed protection frock of a piston; it is characterized in that; comprise seam cover plate (4); be arranged at the key seat (3) on the described seam cover plate (4); first handle (101) and the second handle (102) hinged with described key seat (3); first connecting rod (201) and the second connecting rod (202) that is connected with described second handle (102) with described first handle (101) respectively; be connected with described second connecting rod (202) with described first connecting rod (201) respectively, and can shelter from the first pin-and-hole baffle plate (801) and the second pin-and-hole baffle plate (802) of pin-and-hole of piston (6) both sides and the annular groove that can be sheathed on the annular groove place of described piston (6) blocks shell (7).
2. sprayed protection frock according to claim 1 is characterized in that, the inboard of the described first pin-and-hole baffle plate (801) and the described second pin-and-hole baffle plate (802) is provided with locating ring, and the external diameter of two described locating rings all equates with the internal diameter of described pin-and-hole.
3. sprayed protection frock according to claim 1 is characterized in that, the bottom of described seam cover plate (4) is provided with keeper, and described keeper can be positioned at the inner chamber of described piston (6).
4. sprayed protection frock according to claim 3 is characterized in that, described keeper is location-plate (5).
5. sprayed protection frock according to claim 1 is characterized in that, the inwall that described annular groove blocks shell (7) is provided with guard circle (701).
6. according to each described sprayed protection frock of claim 1-5, it is characterized in that, also comprise the spring that is arranged between described first handle (101) and the described second handle (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220715270 CN203030488U (en) | 2012-12-21 | 2012-12-21 | Spray coating protecting tool of piston |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220715270 CN203030488U (en) | 2012-12-21 | 2012-12-21 | Spray coating protecting tool of piston |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203030488U true CN203030488U (en) | 2013-07-03 |
Family
ID=48682630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220715270 Expired - Fee Related CN203030488U (en) | 2012-12-21 | 2012-12-21 | Spray coating protecting tool of piston |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203030488U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105834046A (en) * | 2016-06-07 | 2016-08-10 | 安徽省恒泰动力科技有限公司 | Pin hole protection device used during graphite spraying period of piston |
| CN110201813A (en) * | 2019-07-12 | 2019-09-06 | 无锡爱圣拓克流体控制有限公司 | Pneumatic actuator spraying frock |
| CN110339991A (en) * | 2019-08-08 | 2019-10-18 | 达州华川车辆制造有限公司 | Semitrailer product spraying method based on tooling auxiliary tool |
-
2012
- 2012-12-21 CN CN 201220715270 patent/CN203030488U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105834046A (en) * | 2016-06-07 | 2016-08-10 | 安徽省恒泰动力科技有限公司 | Pin hole protection device used during graphite spraying period of piston |
| CN105834046B (en) * | 2016-06-07 | 2019-01-08 | 安徽省恒泰动力科技有限公司 | A kind of pin hole protective device for piston ink-jet |
| CN110201813A (en) * | 2019-07-12 | 2019-09-06 | 无锡爱圣拓克流体控制有限公司 | Pneumatic actuator spraying frock |
| CN110201813B (en) * | 2019-07-12 | 2024-03-12 | 无锡爱圣拓克流体控制有限公司 | Pneumatic actuator spraying frock |
| CN110339991A (en) * | 2019-08-08 | 2019-10-18 | 达州华川车辆制造有限公司 | Semitrailer product spraying method based on tooling auxiliary tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130703 Termination date: 20181221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |