CN201565911U - Multifunctional dry type engine cylinder sleeve extractor - Google Patents
Multifunctional dry type engine cylinder sleeve extractor Download PDFInfo
- Publication number
- CN201565911U CN201565911U CN2009202074729U CN200920207472U CN201565911U CN 201565911 U CN201565911 U CN 201565911U CN 2009202074729 U CN2009202074729 U CN 2009202074729U CN 200920207472 U CN200920207472 U CN 200920207472U CN 201565911 U CN201565911 U CN 201565911U
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- sleeve
- screw rod
- dry type
- engine cylinder
- type engine
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Abstract
The utility model discloses a multifunctional dry type engine cylinder sleeve extractor comprising a supporting frame and a drawout screw rod. The upper end of the drawout screw rod extends out from the middle part of a transverse plate of the supporting frame, and the extension end is provided with a drawout nut; the lower end of the screw rod is fixedly sheathed with a lower mounting sleeve, and the screw rod above the mounting sleeve is in threaded connection with an adjusting nut; a ring-shaped groove at the lower part of the adjusting nut is internally and movably sheathed with an upper mounting sleeve, two sides of the upper mounting sleeve as well as the lower mounting sleeve are symmetrically provided with two extension pulling claw mechanisms, and each extension pulling claw mechanism comprising a pulling claw, an upper tension arm and a lower tension arm, wherein the outer side wall of the pulling claw is toothed, and the tooth top of each tooth is positioned on a same circular arc surface; the upper part and the lower part of the pulling claw are articulated with the external ends of the upper tension arm and the lower tension arm respectively through an upper pin shaft and a lower pin shaft; and the internal ends of the upper tension arm and the lower tension arm are respectively articulated with the upper mounting sleeve and the lower mounting sleeve. The multifunctional dry type engine cylinder sleeve extractor can adjust the distance between the outer side surfaces of two pulling claws by rotating the adjusting nut, thereby having convenient adjustment and high accuracy; and in addition, the multifunctional dry type engine cylinder sleeve extractor has the advantages of reasonable structure and durability.
Description
Technical field
The utility model relates to a kind of cylinder jacket and takes out instrument, specifically, is a kind of multi-functional dry type engine cylinder sleeve puller.
Background technology
Cylinder jacket is divided into dry liner and wet liner, and dry cylinder liner is compared with wet liner, and the cylinder sleeve wall thickness is slightly little.After the cylinder jacket of engine is used certain hour, can damage, need more resleeve during maintenance because of wearing and tearing, scuffing of cylinder bore.Originally the method for dismounting cylinder sleeve is with hammer and steel pole cylinder sleeve to be hit from cylinder block, so easy damage cylinder body.For this reason, people have designed cylinder sleeve puller, disclose a kind of cylinder sleeve extractor as Chinese patent CN2758024Y, are made of screw mechanism and arm-tie, and this extractor can only be used for the cylinder jacket of same internal diameter, uses inconvenience.Chinese patent CN2808460Y discloses a kind of liner puller, form by bracing frame, connecting plate, pulling claw and adjustment screw, the middle and upper part of pulling claw is hinged on the connecting plate, is provided with the adjustment screw in the upper end of pulling claw, by adjusting the opening between the screw adjustment pulling claw lower end.When the pulling claw opening was big, the claw of pulling claw lower end contacted with cylinder jacket and is the line contact, and both slide easily for they, are not easy to operation; And, when adjusting the pulling claw openings of sizes, need to twist three screws, and the precession that will guarantee three screws bothers when therefore regulating apart from unanimity very much.Chinese patent CN2810902Y discloses a kind of multifunctional engine cylinder sleeve puller, form by sleeve pipe, two projected claws, a compression spring, two adjusting levers, double-screw bolt and pressing plates, two projected claws are plugged in respectively in the puller sleeve pipe two ends, and between the compression spring is housed.During use, inwardly press two adjusting levers, then the puller sleeve pipe is stretched in the cylinder, put when surpassing cylinder sleeve base mouth, unclamp two adjusting levers, projected claw ejects under spring action automatically, fastens the cylinder sleeve bottom, then cylinder jacket is drawn out with puller.This cylinder jacket puller can be applicable to the cylinder jacket of different size, but in the puller sleeve pipe stretched into process in the cylinder, the outer end of projected claw and cylinder liner internal wall friction can scratch cylinder liner internal wall on the one hand, put into effort on the other hand, have the problem of inconvenient operation equally.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of multi-functional dry type engine cylinder sleeve puller that is applicable to the different inner diameters cylinder jacket, and the spacing between these cylinder sleeve puller two projected claws is easily regulated.
In order to address the above problem, multi-functional dry type engine cylinder sleeve puller of the present utility model, comprise bracing frame and pull out screw rod, pulling out the upper end of screw rod stretches out from the transverse slat middle part of bracing frame, and pull out nut at this external part dress, be installed with installation sleeve down in described lower end of pulling out screw rod, and on this time installation sleeve, pull out the adjusting nut that has been threaded on the screw rod, installation sleeve on kink has in the cannelure of this adjusting nut bottom, installation sleeve and the described bilateral symmetry of installation sleeve down are provided with two and uphold pulling claw mechanism on this, each upholds pulling claw mechanism by pulling claw, on actuate arm and actuate down the arm composition, wherein the lateral wall of pulling claw is dentation, and the tooth top of each tooth is positioned on the same arc surface, on this pulling claw, the bottom is respectively through last, lower bearing pin and described on, the outer end that actuates arm down is hinged, on this, the inner that actuates arm down be hinged on respectively described on, on the following installation sleeve.
The utility model can be regulated the spacing between the two pulling claw lateral wall tooth tops by the rotation adjusting nut, regulates very conveniently, can be applicable to the cylinder jacket of present all internal diameters; In addition, by threaded adjusting, the accuracy height.
In technique scheme, described upper and lower bearing pin connects through the elastic stretch balance weight, to increase the balance that pulling claw is in course of adjustment.Further, on the described upper and lower interface that actuates the arm outer end, be provided with the tooth that is meshed, avoiding in adjustment process, the mutual rubbing of two pulling claws, further increased pulling claw stationarity.
In technique scheme, described adjusting nut by be sleeved on described pull out nut, the sleeve on the screw rod and actuate screw rod form, fixedly connected with nut in the upper end of sleeve, the lower end of sleeve is provided with internal thread, be threaded with the described top that actuates screw rod, and at sleeve and actuate be provided with between the screw rod install described on the cannelure of installation sleeve.Adjusting nut adopts this structure, is convenient to processing and installation.
In technique scheme, support frame as described above mainly is made up of described transverse slat, two legs that are sleeved on two sliding sleeves at these transverse slat two ends and are hinged on two sliding sleeve bottoms respectively, be provided with the groove of wearing of up/down perforation vertically at the two ends of transverse slat, described sliding sleeve is fixedlyed connected with transverse slat by passing this bolt of wearing groove, when leg was vertical, located by stopping means the upper end of leg.Adopt this folding bracing frame, carry when being convenient to field work.Described stopping means mainly is made up of biside plate that is located at described sliding sleeve bottom and the backing pin that passes this biside plate, the upper end of described two legs is positioned at described biside plate and fixes by the bearing pin that passes biside plate, these relative corner angle in two legs upper end are arc surface, are being provided with described backing pin near on the described biside plate of these arc surface corner angle.The lower end of described bolt is fixed on the inner bottom surface of described sliding sleeve, and sliding sleeve is passed and by nut check in the upper end.
Compared with prior art, the beneficial effects of the utility model are: by the rotation adjusting nut, can regulate the spacing between the two pulling claw lateral surfaces, regulate very convenient, and accuracy height; In addition, also has advantage rational in infrastructure, long-lived.
Description of drawings
Fig. 1 is a structural representation of the present utility model, open configuration;
Fig. 2 is a structural representation of the present utility model, contraction state;
Fig. 3 is the vertical view of Fig. 2;
Fig. 4 is the vertical view of bracing frame.
The specific embodiment
Further the utility model is illustrated below in conjunction with drawings and Examples.
Referring to Fig. 1, multi-functional dry type engine cylinder sleeve puller of the present utility model mainly by pull out screw rod 1, pull out nut 22, adjusting nut, go up installation sleeve 3, down installation sleeve 9, uphold pulling claw mechanism and bracing frame is formed, pulling out the upper end of screw rod 1 stretches out from transverse slat 15 middle parts of bracing frame, and pull out nut 22 at this external part dress, by pulling out screw rod 1 and pulling out nut 22 and form screw body.
Adjusting nut is formed by being sleeved on nut 13, the sleeve 2 of pulling out on the screw rod 1 and actuating screw rod 4, the upper end of sleeve 2 and nut 13 welding, the lower end of sleeve 2 is provided with internal thread, be threaded with the top that actuates screw rod 4, and at sleeve 2 and actuate and be provided with the cannelure of installing installation sleeve 3 between the screw rod 4, last installation sleeve 3 is installed in the cannelure, limits it by cannelure and moves axially.Following installation sleeve 9 is enclosed within the lower end of pulling out screw rod 1 and uses screw lock.
Bilateral symmetry at last installation sleeve 3 and following installation sleeve 9 is provided with two extension pulling claw mechanisms, each uphold pulling claw mechanism by pulling claw 7, on actuate arm 5 and actuate arm 6 compositions down, the lateral wall indentation of pulling claw 7 wherein, and the tooth top of each tooth is positioned on the same arc surface, and this arc surface cooperates with cylinder liner internal wall.Opening is arranged towards the U-shaped mounting groove of pulling out screw rod 1 on this pulling claw 7.The upper and lower arm 5,6 that actuates is the U-shaped structure, and the upper and lower opening that actuates arm 5,6 in opposite directions, this upper and lower outer end that actuates arm 5,6 lays respectively at the upper and lower part of the U-shaped mounting groove of pulling claw 7, and hinged through upper and lower bearing pin 12,11 and pulling claw 7 respectively, this upper and lower the inner that actuates arm 5,6 is hinged on respectively on the upper and lower installation sleeve 3,9.On the upper and lower interface that actuates arm 5,6 outer ends, be provided with the tooth that is meshed.Upper and lower bearing pin 12,11 connects through elastic stretch balance weight 8.
Referring to Fig. 1,4, bracing frame mainly is made up of transverse slat 15, two sliding sleeves 16 and two legs 17, is provided with vertical through hole 15a at the middle part of transverse slat 15, and what be provided with up/down perforation vertically at the two ends of transverse slat 15 wears groove 15b, and wears groove 15b and connect to the end face of transverse slat 15.Two parallel side plate 16a are arranged at the bottom of two sliding sleeves 16, the top difference kink of two sliding sleeves 16 is at the two ends of transverse slat 15, the lower end of vertically passing the bolt 19 of groove 15b is fixed in the sliding sleeve 16, and the upper end passes sliding sleeve 16 and locks with nut 18, so that sliding sleeve 16 can not slide.The upper end of two legs 17 is stretched in the biside plate 16a and by the bearing pin 21 that passes biside plate 16a and is fixed, and these two legs, 17 upper ends are circular arc near the corner angle of through hole 15a, so that leg 17 can only rotate to the middle part of transverse slat 15.Be provided with backing pin 20 near on the biside plate 16a of this circular arc.During work, leg 17 is perpendicular to transverse slat 15, and the upper end of leg 17 is by backing pin 20 location; After using, bracing frame is taken off, take away backing pin 20, the lower end of leg 17 is moved to the middle part of transverse slat 15 with hand, leg 17 foldings, the shared volume of bracing frame reduces, and is easy to carry during field work.
During use, earlier pulling claw 7 is tightened up and put into cylinder jacket, dextrorotation rotaring sleeve 2 is adjacent to the tooth and the cylinder liner internal wall of pulling claw 7 lateral walls, stretch out from the through hole 15a at transverse slat 15 middle parts the upper end that will pull out screw rod 1 again, load onto and pull out nut 22, turn clockwise and pull out nut 22, pull out cylinder jacket, after cylinder jacket is taken out, be rotated counterclockwise sleeve 2, pulling claw 7 shrinks, and releases extractor.
Claims (7)
1. multi-functional dry type engine cylinder sleeve puller, comprise bracing frame and pull out screw rod (1), pulling out the upper end of screw rod (1) stretches out from transverse slat (15) middle part of bracing frame, and pull out nut (22) at this external part dress, it is characterized in that: be installed with installation sleeve (9) down in described lower end of pulling out screw rod (1), and at the adjusting nut that has been threaded on the screw rod (1) of pulling out on this time installation sleeve (9), installation sleeve (3) on kink has in the cannelure of this adjusting nut bottom, installation sleeve on this (3) and the described bilateral symmetry of installation sleeve (9) down are provided with two and uphold pulling claw mechanism, each upholds pulling claw mechanism by pulling claw (7), on actuate arm (5) and under actuate arm (6) and form, wherein the lateral wall of pulling claw (7) is dentation, and the tooth top of each tooth is positioned on the same arc surface, on this pulling claw (7), the bottom is respectively through last, lower bearing pin (12,11) with described on, under actuate arm (5,6) outer end is hinged, on this, under actuate arm (5,6) the inner be hinged on respectively described on, following installation sleeve (3,9) on.
2. multi-functional dry type engine cylinder sleeve puller according to claim 1 is characterized in that: described upper and lower bearing pin (12,11) connects through elastic stretch balance weight (8).
3. multi-functional dry type engine cylinder sleeve puller according to claim 1 is characterized in that: be provided with the tooth that is meshed on the described upper and lower interface that actuates arm (5,6) outer end.
4. according to claim 1,2 or 3 described multi-functional dry type engine cylinder sleeve pullers, it is characterized in that: described adjusting nut by be sleeved on described pull out nut (13), the sleeve (2) on the screw rod (1) and actuate screw rod (4) form, fixedly connected with nut (13) in the upper end of sleeve (2), the lower end of sleeve (2) is provided with internal thread, be threaded with the described top that actuates screw rod (4), and at sleeve (2) and actuate to be provided with between the screw rod (4) the described cannelure of going up installation sleeve (3) is installed.
5. multi-functional dry type engine cylinder sleeve puller according to claim 4, it is characterized in that: support frame as described above mainly is made up of described transverse slat (15), two legs (17) that are sleeved on two sliding sleeves (16) at this transverse slat (15) two ends and are hinged on two sliding sleeves (16) bottom respectively, what be provided with up/down perforation vertically at the two ends of transverse slat (15) wears groove (15b), described sliding sleeve (16) is fixedlyed connected with transverse slat (15) by passing this bolt of wearing groove (15b) (19), when leg (17) was vertical, located by stopping means the upper end of leg (17).
6. multi-functional dry type engine cylinder sleeve puller according to claim 5, it is characterized in that: described stopping means mainly is made up of biside plate (16a) that is located at described sliding sleeve (16) bottom and the backing pin (20) that passes this biside plate (16a), the upper end of described two legs (17) is positioned at described biside plate (16a) and fixing by the bearing pin (21) that passes biside plate (16a), these relative corner angle in two leg (17) upper end are arc surface, are being provided with described backing pin (20) near on the described biside plate (16a) of these arc surface corner angle.
7. multi-functional dry type engine cylinder sleeve puller according to claim 5 is characterized in that: the lower end of described bolt (19) is fixed on the inner bottom surface of described sliding sleeve (16), and the upper end is passed sliding sleeve (16) and locked by nut (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202074729U CN201565911U (en) | 2009-12-02 | 2009-12-02 | Multifunctional dry type engine cylinder sleeve extractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202074729U CN201565911U (en) | 2009-12-02 | 2009-12-02 | Multifunctional dry type engine cylinder sleeve extractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201565911U true CN201565911U (en) | 2010-09-01 |
Family
ID=42658195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202074729U Expired - Fee Related CN201565911U (en) | 2009-12-02 | 2009-12-02 | Multifunctional dry type engine cylinder sleeve extractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201565911U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112091878A (en) * | 2020-08-15 | 2020-12-18 | 广东韶钢工程技术有限公司 | Disassembling tool for bolt connection type worm gear and pinion fixing end and online replacement method |
-
2009
- 2009-12-02 CN CN2009202074729U patent/CN201565911U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112091878A (en) * | 2020-08-15 | 2020-12-18 | 广东韶钢工程技术有限公司 | Disassembling tool for bolt connection type worm gear and pinion fixing end and online replacement method |
| CN112091878B (en) * | 2020-08-15 | 2022-03-22 | 广东韶钢工程技术有限公司 | Disassembling tool for bolt connection type worm gear and pinion fixing end and online replacement method |
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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: 20100901 Termination date: 20131202 |