CN201439164U - Press mounting device of cylinder liner of engine - Google Patents
Press mounting device of cylinder liner of engine Download PDFInfo
- Publication number
- CN201439164U CN201439164U CN2009201411617U CN200920141161U CN201439164U CN 201439164 U CN201439164 U CN 201439164U CN 2009201411617 U CN2009201411617 U CN 2009201411617U CN 200920141161 U CN200920141161 U CN 200920141161U CN 201439164 U CN201439164 U CN 201439164U
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- engine
- press
- cylinder
- cylinder liner
- air cylinder
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- Expired - Fee Related
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- Cylinder Crankcases Of Internal Combustion Engines (AREA)
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Abstract
The utility model discloses a press mounting device of a cylinder liner of an engine, which is particularly suitable for the press mounting of the cylinder liner of the engine when a 4W engine and a 6G engine are in mixed-line production. The press mounting device comprises a hydraulic machine pressure head, a tool pressure head, a cylinder liner guide post, a transition support plate, a stop pin, a support block, a lifting roller path, a hydraulic cylinder and the like, and solves the problems of multivariant machine types, heavy workload of production and operation personnel, complex operation, incapability of mixed-line assembly and production and the like in past production spot in the past. By adopting the press mounting device of the cylinder liner, the production mode of simultaneous mixed-line assembly and circulation of the 4W engine and the 6G engine is achieved. In the using process, mechanism device parts are not changed, machine elements are not disassembled or assembled, the production and circulation are fast and normal, and when in 4W engine and 6G engine mixed-line circulation, only corresponding 4W and 6G tool pressure heads and the cylinder liner guide post are used to meet the production requirement, therefore, the technical quality requirement of the press mounting of the cylinder liner can be met, and failures that the press mounting of the cylinder liner is not in place, or the cylinder liner is crushed in the process of press mounting can be avoided.
Description
Technical field
The utility model relates to a kind of press-loading apparatus that is used for press-fiting air cylinder sleeve of engine, is specially adapted to press-fit when two kinds of engine swinging cross of 4W, 6G are produced the cylinder jacket of engine.
Technical background
In order to satisfy the variation demand of market to the different model engine, the production confined state of engine is also along with variation, cause the assembling of different model engines such as 4W, 6G swinging cross circulation phenomenon to occur, bring very big workload to press-fiting the air cylinder sleeve of engine post, needed often to change 4W, 6G air cylinder sleeve of engine press-fitting tool.Simultaneously because former tool structure is unreasonable, and it is very high the cylinder jacket fault rate to occur press-fiting, press-fit not in placely as cylinder jacket, the cylinder casing pressure is inclined to one side, damages by pressure etc., has wasted a large amount of cylinder jacket and the workload of doing over again.
CN200520010384.1 discloses a kind of press-loading apparatus that is used to assemble engine cylinder head, comprises base plate, jig plate, seat ring supporting seat and cylinder.Jig plate is provided with alignment pin and through hole; The base plate Corner Strapped has spring guiding supporting seat, is set with spring on the spring guiding supporting seat.Jig plate is provided with sliding eye and is installed on the spring guiding supporting seat by sliding eye spring is pushed down, and jig plate can slide up and down along the spring supporting seat that leads.The seat ring supporting seat is a multidiameter, and its butt end is fixed on the base plate, thin rectifying the through hole on the jig plate.Cylinder is rack-mount and be positioned at the jig plate top, and cylinder piston is over against cylinder head valve guide bushing installing hole to be assembled.This utility model press-fits when can realize cylinder head valve guide bushing and valve retainer, but structure is comparatively complicated, does not realize that also the swinging cross of different shaped cylinder such as 4W, 6G air cylinder sleeve of engine press-fits.
Summary of the invention
At the deficiencies in the prior art, the utility model press-fits at different model engine swinging cross when circulation assembling cylinder jacket difficulty and designs, the problem that the cylinder jacket difficulty press-fits during particularly at 4W, the swinging cross of 6G engine assembling circulation and designing, and can on the pressing machine of original streamline, transform, present production status demand be can satisfy, and 4W, 6G engine swinging cross circulation Assembling Production purpose reached.Solve air cylinder sleeve of engine and press-fited fault rate height and 4W, 6G and start the circulation of function swinging cross Assembling Production in time, alleviated assembly crewman's labour intensity and workload.
The utility model air cylinder sleeve of engine press-loading apparatus comprises hydraulic press pressure head, frock pressure head, cylinder jacket lead, transition gripper shoe, back-up block, lifting raceway and hydraulic cylinder etc. from top to bottom successively, wherein the lifting raceway is connected with hydraulic cylinder, upper limit position after the lifting raceway rises is higher than the back-up block upper surface, and the lower position after the lifting raceway descends is lower than the back-up block upper surface.And the upper limit position after the lifting raceway rises is in same horizontal level with the circulation raceway, guarantees that promptly the transition gripper shoe can circulate on raceway.
In the utility model air cylinder sleeve of engine press-loading apparatus, frock pressure head and cylinder jacket lead design respectively by the engine model of swinging cross assembling, respectively design a cover as cylinder diameter and stroke by 4W, 6G air cylinder sleeve of engine.The hydraulic press pressure head is that former hydraulic press owns.
In the utility model air cylinder sleeve of engine press-loading apparatus, the transition gripper shoe is provided with the location structure with swinging cross assembling position location, engine cylinder block bottom surface and pin-and-hole respective outer side edges, realizes being common to the air cylinder sleeve of engine pressure device of swinging cross assembling.Be specially position location, engine cylinder block bottom surface and pin-and-hole structure according to the swinging cross assembling, two groups of location structures are set on the transition gripper shoe, vary in size as position location, bottom surface and pin-and-hole with 4W, 6G engine cylinder block, two groups of alignment pins (each one group in inboard, the outside) are set: the cylinder block of location 6G engine adopts fixed straight pin structure, and the cylinder block of location 4W engine adopts the alignment pin of two stretching structures to come the positioning cylinder body; When press-fiting the cylinder block cylinder jacket of 4W engine, alignment pin is two stretching structure roundlet pins of transition gripper shoe inboard, and this moment, the cylinder block of 4W engine did not have and the cylinder block straight pin interference that is used for locating the 6G engine; When press-fiting the cylinder block cylinder jacket of 6G engine, alignment pin is two great circle pins in the transition gripper shoe outside, this moment, the cylinder block of 6G engine can be compressed the cylinder block straight pin that is used for locating the 4W engine in the into transition gripper shoe, and the cylinder block that transition gripper shoe so just can reach 4W, 6G engine is general.Adopt the straight pin of stretching structure, be independent of each other when making two groups of alignment pin work, in addition because this positioning requirements is not very high, the bigger gap of pin-and-hole matching design of straight pin and cylinder block bottom surface, and adopt two all to be straight pin.
In the utility model air cylinder sleeve of engine press-loading apparatus, the lifting raceway adopts banking pin spacing, and banking pin can be provided with more than 2 or 2.The frock pressure head adopts the cup head structure.
The utility model air cylinder sleeve of engine press-loading apparatus is applicable to 4W, the placement of 6G engine cylinder block location respectively by the transition gripper shoe, reaches the transition purpose.Banking pin control lifting raceway raised state guarantees that the transition gripper shoe can circulate on raceway.The effect of back-up block is that enough intensity and stability are arranged when guaranteeing to press-fit cylinder sleeve.The adaptation of lifting raceway is press-fited hydraulic cylinder and smooth and easy requirement is docked in the process circulation, the frock pressure head realizes that the swinging cross of production scene 4W, 6G air cylinder sleeve of engine press-fits assembly technology.And by of the guide effect of design cylinder jacket lead, make the fault rate that press-fits cylinder jacket reduce greatly, adopt the frock pressure head of cup head can guarantee the automatic positioning action of hydraulic press pressure head pressure point cylinder jacket.
The utility model has the advantages that: the problem that press-fits at different model engine swinging cross when circulation assembling cylinder jacket difficulty and designing, can on the pressing machine of original streamline, transform, present production status demand be can satisfy, and 4W, 6G engine swinging cross circulation Assembling Production purpose reached.Solve air cylinder sleeve of engine and press-fited fault rate height and 4W, 6G and start the circulation of function swinging cross Assembling Production in time, alleviated assembly crewman's labour intensity and workload.The utility model is simple in structure, and the small investment cost is low, is convenient to make, and easy for installation, operation is simple, safe and reliable etc.
Description of drawings
Fig. 1 is the utility model structure and user mode structural representation.
Fig. 2 is the part sketch of Fig. 1.
Fig. 3-the 1st, transition supporting plate structure front view.
Fig. 3-the 2nd filters the supporting plate structure side view.
Wherein: 1-hydraulic press pressure head, 2-frock pressure head, 3-cylinder jacket lead, 4-cylinder jacket, 5-cylinder block, 6-transition gripper shoe, 7-banking pin, 8-back-up block, 9-lifting raceway, 10-hydraulic cylinder.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 state of transition gripper shoe [6] is the holding state of engine circulation state on lifting raceway [9]; Fig. 2 state of transition gripper shoe [6] when press-fiting cylinder jacket [4] back-up block [8] to the holding state of transition gripper shoe [6].
Transition gripper shoe [6] is on external raceway the time, cylinder block [5] is hung transition gripper shoe [6] go up the location placement, and lifting raceway [9] is upgraded to the extreme higher position under the effect of banking pin [7] and hydraulic cylinder [10], lifting raceway this moment [9] is contour with external raceway, then transition gripper shoe [6] and cylinder block [5] are circulated together and have good positioning on the lifting raceway [9], by hydraulic cylinder [10] lifting raceway [9] is dropped to extreme lower position again, back-up block this moment [8] supports transition gripper shoe [6].And then cylinder jacket lead [3] is set in the cylinder jacket [4] of corresponding cylinder block [5] usefulness, cylinder hole guide end with cylinder jacket [4] and cylinder jacket lead [3] is inserted in the cylinder hole of cylinder block [5] again, as shown in Figure 1, the frock pressure head [2] of respective cylinder cover [4] on the upper end cover of cylinder jacket [4] again, start the pressure head [1] of hydraulic press then, cylinder jacket [4] is pressed onto in the cylinder hole of cylinder block [5].Cylinder jacket [4] press-fit finish after, lifting raceway [9] rises the extreme higher position, transition gripper shoe this moment [6] breaks away from the support of back-up block [8], and transition gripper shoe [6] hangs cylinder block [5] transition gripper shoe [6] at last and continues normally circulation together with cylinder block [5] the external raceway that circulates.Have suffered phenomenons such as the 4W, the swinging cross of 6G engine that press-fit process only need be used corresponding frock pressure head [2] instead and cylinder jacket lead [3] can produce a desired effect, and the existing cylinder jacket difficulty of solution press-fits, and the post productive temp is tight.
It should be noted that: the above specific embodiment is only unrestricted in order to explanation the utility model, the utility model also is not limited in above-mentioned concrete form, all do not break away from the technical scheme and the improvement thereof of spirit and scope of the present utility model, and it all should be encompassed in the claim scope of the present utility model.
Claims (8)
1. air cylinder sleeve of engine press-loading apparatus, it is characterized in that: the air cylinder sleeve of engine press-loading apparatus comprises hydraulic press pressure head, frock pressure head, cylinder jacket lead, transition gripper shoe, back-up block, lifting raceway and hydraulic cylinder from top to bottom successively, wherein the lifting raceway is connected with hydraulic cylinder, upper limit position after the lifting raceway rises is higher than the back-up block upper surface, and the lower position after the lifting raceway descends is lower than the back-up block upper surface.
2. according to the described air cylinder sleeve of engine press-loading apparatus of claim 1, it is characterized in that: the upper limit position after the lifting raceway rises is in same horizontal level with the circulation raceway.
3. according to the described air cylinder sleeve of engine press-loading apparatus of claim 1, it is characterized in that: frock pressure head and cylinder jacket lead design respectively by the engine model of swinging cross assembling.
4. according to claim 1 or 3 described air cylinder sleeve of engine press-loading apparatus, it is characterized in that: frock pressure head and cylinder jacket lead respectively design a cover by the cylinder diameter and the stroke of 4W, 6G air cylinder sleeve of engine.
5. according to the described air cylinder sleeve of engine press-loading apparatus of claim 1, it is characterized in that: the transition gripper shoe is provided with the location structure with swinging cross assembling position location, engine cylinder block bottom surface and pin-and-hole respective outer side edges.
6. according to claim 1 or 5 described air cylinder sleeve of engine press-loading apparatus, it is characterized in that: the transition gripper shoe varies in size according to the position location, bottom surface and the pin-and-hole of 4W, 6G engine cylinder block, two groups of alignment pins are set on the transition gripper shoe: the cylinder block of location 6G engine adopts fixed straight pin structure, and the cylinder block of location 4W engine adopts the alignment pin of two stretching structures to come the positioning cylinder body.
7. according to the described air cylinder sleeve of engine press-loading apparatus of claim 1, it is characterized in that: the lifting raceway adopts banking pin spacing, and banking pin is provided with two or more.
8. according to the described air cylinder sleeve of engine press-loading apparatus of claim 1, it is characterized in that: the frock pressure head adopts the cup head structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201411617U CN201439164U (en) | 2009-07-28 | 2009-07-28 | Press mounting device of cylinder liner of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201411617U CN201439164U (en) | 2009-07-28 | 2009-07-28 | Press mounting device of cylinder liner of engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201439164U true CN201439164U (en) | 2010-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201411617U Expired - Fee Related CN201439164U (en) | 2009-07-28 | 2009-07-28 | Press mounting device of cylinder liner of engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201439164U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102133703A (en) * | 2010-12-29 | 2011-07-27 | 尹贤海 | Engine cylinder liner assembly detector |
| CN102310317A (en) * | 2011-08-17 | 2012-01-11 | 哈尔滨东安汽车动力股份有限公司 | Repeated cylinder sleeve pressing technology of cylinder block |
| CN103506831A (en) * | 2012-06-26 | 2014-01-15 | 广西玉柴机器股份有限公司 | Assembly device of dry cylinder liner of diesel engine |
| CN105414927A (en) * | 2015-12-30 | 2016-03-23 | 广西玉柴机器股份有限公司 | Device for reducing assembling deformation of dry cylinder liner and mounting method |
| CN111318999A (en) * | 2020-04-01 | 2020-06-23 | 广西玉柴机器股份有限公司 | Manual press fitting tool for cylinder sleeve |
| CN111408927A (en) * | 2020-05-21 | 2020-07-14 | 东莞市嘉宏机电科技有限公司 | Press-fitting guide clamp of engine cylinder sleeve |
-
2009
- 2009-07-28 CN CN2009201411617U patent/CN201439164U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102133703A (en) * | 2010-12-29 | 2011-07-27 | 尹贤海 | Engine cylinder liner assembly detector |
| CN102310317A (en) * | 2011-08-17 | 2012-01-11 | 哈尔滨东安汽车动力股份有限公司 | Repeated cylinder sleeve pressing technology of cylinder block |
| CN103506831A (en) * | 2012-06-26 | 2014-01-15 | 广西玉柴机器股份有限公司 | Assembly device of dry cylinder liner of diesel engine |
| CN105414927A (en) * | 2015-12-30 | 2016-03-23 | 广西玉柴机器股份有限公司 | Device for reducing assembling deformation of dry cylinder liner and mounting method |
| CN111318999A (en) * | 2020-04-01 | 2020-06-23 | 广西玉柴机器股份有限公司 | Manual press fitting tool for cylinder sleeve |
| CN111408927A (en) * | 2020-05-21 | 2020-07-14 | 东莞市嘉宏机电科技有限公司 | Press-fitting guide clamp of engine cylinder sleeve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: YCSR Sichuan Engine Co.,Ltd. Assignor: Guangxi Yuchai Machinery Co., Ltd. Contract record no.: 2012510000085 Denomination of utility model: Press mounting device of cylinder liner of engine Granted publication date: 20100421 License type: Exclusive License Record date: 20120821 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100421 Termination date: 20150728 |
|
| EXPY | Termination of patent right or utility model |