CN110803618A - Cylinder sleeve lifting tool and lifting method - Google Patents
Cylinder sleeve lifting tool and lifting method Download PDFInfo
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- CN110803618A CN110803618A CN201911104131.3A CN201911104131A CN110803618A CN 110803618 A CN110803618 A CN 110803618A CN 201911104131 A CN201911104131 A CN 201911104131A CN 110803618 A CN110803618 A CN 110803618A
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- cylinder sleeve
- lifting
- cross beam
- sides
- pair
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
Abstract
The invention discloses a cylinder sleeve lifting tool and a lifting method, the tool comprises a beam, a pair of stop blocks and a pair of supports, the upper ends of the stop blocks are respectively hinged with the middle part of a straight rod of the beam, and lower press block moving mechanisms at the lower ends respectively abut against two sides of a gasket fixed in the top end of a cylinder sleeve. The upper end of the bracket is fixed on the lower side of the rectangular plate of the cross beam through a plurality of suspension bolts and a plurality of nuts respectively, and the end heads of the lower end of the bracket are fixed on two sides of the upper end of the cylinder sleeve through connecting screws respectively. The lifting method comprises the steps of 1) installing a pair of supports on two sides of the upper end of the cylinder sleeve, 2) assembling a stop block and a cross beam, 3) hoisting the stop block and the cross beam to the cylinder sleeve, and 4) vertically or obliquely hoisting the cylinder sleeve and hoisting to a target position. The invention can meet the vertical or inclined lifting requirement of the cylinder sleeve of different types of diesel engines in a certain range only by using one set of cylinder sleeve lifting tool, has good universality, reduces the lifting cost of the cylinder sleeve and improves the working efficiency.
Description
Technical Field
The invention relates to a special lifting tool for a diesel engine component, in particular to a special lifting sling and a method for a cylinder sleeve of a diesel engine, and belongs to the technical field of lifting.
Background
The cylinder sleeve of the diesel engine is a thin-wall cylindrical part with high requirements on dimensional accuracy, form and position tolerance and surface roughness, and needs to be carried for many times in the processing and assembling processes. If the outer diameter of the cylinder sleeve of a certain diesel engine is 700mm, the height is 2345mm and the mass is 1900Kg, the conventional lifting tool is difficult to lift, and if the cylinder sleeve is not lifted properly, the cylinder sleeve is easy to deform. The existing cylinder sleeve lifting tools are all configured with a set of special lifting tools by adopting a diesel engine type, and have no universality; meanwhile, the vertical lifting and the inclined lifting of the cylinder sleeve respectively adopt two sets of different lifting tools, the field use is very inconvenient, a large amount of time and manpower are consumed to alternately use the two tools, so that the lifting of the cylinder sleeve under different environments is realized, the operation is complex, and the working efficiency is very low.
Disclosure of Invention
The invention aims to provide a cylinder sleeve lifting tool and a cylinder sleeve lifting method, which have the advantages of simple structure and convenience in operation, can give consideration to different diesel engine models, and can realize vertical lifting and inclined lifting of a cylinder sleeve.
The invention is realized by the following technical scheme:
a cylinder sleeve lifting tool comprises a cross beam, a pair of stop blocks and a pair of supports, wherein the cross beam is vertically arranged, the middle part of the cross beam is V-shaped, straight rods extend outwards from two ends of the V-shape respectively, a rectangular plate is vertically and fixedly connected with the upper side of one end of each straight rod along the longitudinal direction of the straight rod, and the lower end and two sides of the V-shape are respectively provided with a round hole for mounting a lifting shackle; the straight rod is provided with a straight rod long circular groove at one end close to the V shape, and the two longitudinal sides of the rectangular plate are provided with long circular grooves respectively; the upper end of the stop block is respectively hinged with the middle part of the straight rod of the cross beam, and the lower press block moving mechanisms at the lower end of the stop block are respectively abutted against the two sides of the gasket in the top end of the cylinder sleeve; the upper end of the support is fixed on the lower side of the rectangular plate through a plurality of suspension bolts and a plurality of nuts on the suspension bolts, and the end heads of the lower end of the support are fixed on two sides of the upper end of the cylinder sleeve through connecting screws.
The purpose of the invention is further realized by the following technical scheme:
furthermore, the stop block comprises a bottom plate, vertical plates and distance pipes which are arranged in pairs, the bottom plate is U-shaped, and the U-shaped openings of the pair of bottom plates are oppositely arranged; the bottoms of the triangular vertical plates are vertically fixed on the bottom plate, and the upper sides of the lower pressure block moving mechanisms are respectively connected with the lower side of the bottom plate; the distance pipes are symmetrically arranged on the inner sides of the pair of vertical plates, the middle parts of the straight rods at the two ends of the cross beam are respectively embedded between the corresponding distance pipes, and the distance pipes are respectively hinged with the middle parts of the straight rods of the cross beam through the hinged bolt and nut groups.
Furthermore, the lower pressing block moving mechanism comprises side plates, a lower pressing block and adjusting screws which are arranged in pairs, the upper ends of the side plates are respectively and vertically fixed on the two ends of the bottom plate, a sinking groove which is vertical to the U-shaped opening is formed in the lower side of the bottom plate, and a protrusion at the upper end of the lower pressing block extends into the sinking groove; one end of each adjusting screw penetrates through the side plate and is screwed into the corresponding lower pressing block, and the lower sides of the lower pressing blocks are respectively abutted against the two sides of the gasket fixed in the top end of the cylinder sleeve; cotter pins which cross the adjusting screws are respectively abutted against the inner side faces of the corresponding side plates, and the axial positions of the adjusting screws are locked.
Further, the support is in an inverted L shape and comprises an upper transverse plate and a vertical plate which are vertically and fixedly connected, a plurality of hanging bolts sequentially and vertically penetrate through long circular grooves of the upper transverse plate and the rectangular plate from bottom to top respectively, the support and the rectangular plate are fixedly connected through a plurality of nuts screwed at the upper end and the middle part of the hanging bolts, and the ends of the lower end of the vertical plate are fixed on two sides of the upper end of the cylinder sleeve through connecting screws respectively.
A method of lifting a cylinder liner lifting tool, comprising the steps of:
1) a pair of brackets are mounted on both sides of the upper end of the cylinder liner
Selecting connecting screws with corresponding specifications according to specifications of lifting threaded holes on two sides of the cylinder sleeve; then fixing the lower ends of the vertical plates of the support on two sides of the upper end of the cylinder sleeve respectively by using connecting screws;
2) assembly stop block and cross beam
The upper end bulges of the lower pressing block are respectively embedded into the sinking grooves on the lower side of the bottom plate, then one end of an adjusting screw sequentially penetrates through the gasket and the side plate and is screwed into the corresponding lower pressing block, and the axial position of the adjusting screw is locked by a cotter pin; then the U-shaped openings of the pair of bottom plates are oppositely arranged, then the straight rods at the two ends of the cross beam are respectively inserted between the distance pipes in the pair of vertical plates of the corresponding stop block, and the straight rods of the cross beam are respectively hinged with the middle parts of the straight rods through the hinge bolt nut groups which transversely pass through the pair of vertical plates and the distance pipes; mounting the lifting shackle on a round hole at the lower end of the V-shaped middle part of the cross beam;
3) the stop block and the cross beam are hung on the cylinder sleeve
The crane hook lifts the beam and the stop blocks at two ends through the lifting shackle, moves the crane hook, lifts the stop blocks and the beam above the cylinder sleeve, and slowly descends the crane hook; screwing an adjusting screw to adjust the distance between a pair of lower pressing blocks on the lower side of the stop block so as to enable the distance to be matched with the positions of two sides of the gasket on the upper end of the cylinder sleeve with different outer diameters; then, a plurality of suspension bolts respectively vertically penetrate through the upper transverse plate of the support and the long circular grooves of the rectangular plate of the cross beam from bottom to top, and the support is fixedly connected with the rectangular plate of the cross beam through a plurality of nuts screwed on the upper end and the middle part of the suspension bolts; in the process, the distance between the two lower pressing blocks on the upper side of the gasket of the cylinder sleeve is adjusted by screwing the corresponding adjusting screws, and then the plurality of nuts at the upper end and the middle part of the suspension bolt are screwed again, so that the lower sides of the lower pressing blocks are tightly abutted against the gasket; checking the connection state between the bracket, the stop block and the cross beam which are fixed at the upper end of the cylinder sleeve and the cylinder sleeve to ensure that the fixed connection state without shaking exists;
4) hoisting cylinder sleeve and hoisting to target position
The crane hook rises to stably lift the cylinder sleeve and safely move the cylinder sleeve to the support wood; then, firstly, respectively removing a plurality of nuts on two ends of the cross beam, taking down a plurality of suspension bolts, separating the stop block and the cross beam from the support, and then, lifting the stop block and the cross beam away from the cylinder sleeve; then the connecting screw is removed, and the bracket is taken down from the cylinder sleeve;
5) inclined lifting cylinder sleeve
When the field is limited by the lifting height or the cylinder sleeve needs to be horizontally placed on the support wood, the cylinder sleeve needs to be lifted vertically and then lifted obliquely; at the moment, vertically hoisting the cylinder sleeve according to the steps 2) and 3), installing hoisting shackles on circular holes on any side of the V-shaped middle part of the cross beam, and slowly lifting a crane hook to realize inclined hoisting of the cylinder sleeve; or to directly tilt the cylinder liner.
Further, at least two thirds of the area of the bottom surface of the lower pressing block in the step 3) is contacted with the gasket.
According to the invention, the straight rod long circular grooves are respectively arranged at the positions, close to the V-shaped end, of the straight rods at the two ends of the cross beam, and the long circular grooves are respectively arranged on the rectangular plates at the upper sides of the two ends of the straight rods, so that the distance between a pair of stop blocks and the distance between a pair of brackets can be adjusted, and the distance between a pair of lower pressing blocks is adjusted through the lower pressing block moving mechanism. Thereby only need use one set of cylinder jacket lifting means just can satisfy the perpendicular promotion of the cylinder jacket of different model diesel engines or the needs that the slope promoted in certain extent, the commonality is good, has reduced cylinder jacket promotion cost, has improved work efficiency.
The advantages and features of the invention will be illustrated and explained by the following non-restrictive description of preferred embodiments, which are given by way of example only with reference to the accompanying drawings.
Drawings
FIG. 1 is a perspective view of the vertical lift cylinder liner of the present invention;
FIG. 2 is a perspective view of the tilt lift cylinder liner of the present invention;
FIG. 3 is a front view of the cross beam of the present invention;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a front view of the stop block;
FIG. 6 is a cross-sectional view A-A of FIG. 5;
fig. 7 is a sectional view B-B of fig. 5.
Detailed Description
The invention is further illustrated by the following figures and examples.
As shown in fig. 1 and 2, the cylinder liner lifting tool of the present invention includes a cross beam 1, a pair of stoppers 2 and a pair of brackets 3, wherein the middle portion of the vertically disposed cross beam 1 is V-shaped, two ends of the V-shape respectively extend outward to form a straight rod 11, a rectangular plate 12 is vertically welded and fixed to the upper side of one end of the straight rod 11 along the longitudinal direction of the straight rod 11, and the lower end and two sides of the V-shape are respectively provided with a circular hole 13 for mounting a lifting shackle 20. When the cylinder sleeve 10 is lifted, the V-shape in the middle of the cross beam 1 sinks in the upper end port of the cylinder sleeve 10, and the lifting stability of the cylinder sleeve 10 is improved.
As shown in fig. 3 and 4, the straight bars 11 are respectively provided with straight bar long circular grooves 111 near one end of the V-shape, and the rectangular plates 12 are respectively provided with long circular grooves 121 at two longitudinal sides thereof. As shown in fig. 5 to 7, the stopper 2 includes a bottom plate 21, and a pair of vertical plates 22 and distance pipes 23, as shown in fig. 6, the bottom plate 21 is U-shaped, and the U-shaped openings of the pair of bottom plates 21 are oppositely disposed, so that the stopper 2 is connected to the cross beam 1 without interference. The bottoms of a pair of triangular vertical plates 22 are vertically welded and fixed on the bottom plate 21, and the upper sides of the lower pressure block moving mechanisms 24 are respectively connected with the lower side of the bottom plate 21. The distance pipes 23 are symmetrically arranged on the inner sides of the pair of vertical plates 22, the middle parts of the straight rods 11 of the cross beam 1 are respectively embedded between the corresponding distance pipes 23, and are respectively hinged with the middle parts of the straight rods 11 at the two ends of the cross beam 1 through the hinged bolt and nut groups 25.
As shown in fig. 5 to 7, the lower pressing block moving mechanism 24 includes a side plate 241, a lower pressing block 242 and an adjusting screw 243, which are arranged in pairs, the upper ends of the side plates 241 are respectively fixed to two ends of the bottom plate 21 by welding, a sinking groove 211 is arranged on the lower side of the bottom plate 21 and is perpendicular to the U-shaped opening, and the upper end of the lower pressing block 242 protrudes into the sinking groove 211 to guide the movement of the lower pressing block 242. One end of each of the adjusting screws 243 is screwed into the corresponding lower press block 242 through the side plate 241, and the lower sides of the lower press blocks 242 abut against the both sides of the gasket 101 fixed in the top end of the cylinder liner 10. The split pins 244 crossing the adjustment screws 243 abut against the inner surfaces of the corresponding side plates 241, respectively, and lock the axial positions of the adjustment screws 243.
As shown in fig. 1 and 2, the bracket 3 is in an inverted L shape, and includes an upper horizontal plate 31 and a vertical plate 32 which are vertically fixed and welded, 4 suspension bolts 33 respectively vertically penetrate through the long circular grooves 121 of the upper horizontal plate 31 and the rectangular plate 12 from bottom to top, the bracket 3 and the rectangular plate 12 are fixedly connected by 3 nuts 34 screwed on the upper end and the middle part of the suspension bolts 33, and the lower ends of the vertical plate 32 are respectively fixed on two sides of the upper end of the cylinder sleeve 10 by connecting screws 35. In this way, the upper end of the bracket 3 is fixed on the lower side of the rectangular plate 12 by 4 suspension bolts 33 and 3 nuts 34 on the suspension bolts 33, namely, the bracket 3 is fixedly connected with two ends of the cross beam 1.
A method of using a cylinder liner lifting tool comprising the steps of:
1) a pair of brackets 3 are mounted on both sides of the upper end of the cylinder liner 10
According to the specifications of the lifting threaded holes on the two sides of the cylinder sleeve 10, the connecting screws 35 with corresponding specifications are selected, and then the lower ends of the vertical plates 32 of the support 3 are respectively fixed on the two sides of the upper end of the cylinder sleeve 10 through the connecting screws 35.
2) Assembly stop block 2 and cross beam 1
As shown in fig. 7, the upper protrusions of the lower pressing blocks 242 are respectively inserted into the sunken grooves 211 on the lower side of the bottom plate 21, one ends of the adjusting screws 243 are then screwed into the corresponding lower pressing blocks 242 through the spacers 245 and the side plates 241, respectively, and the axial positions of the adjusting screws 243 are locked by the cotter pins 244. Then the U-shaped openings of the pair of bottom plates 21 are oppositely arranged, then the straight rods 11 at the two ends of the beam 1 are respectively inserted between the distance pipes 23 in the pair of vertical plates 22 of the corresponding stop block 2, and are respectively hinged with the middle parts of the straight rods 11 of the beam 1 through the hinge bolt nut groups 25 which transversely pass through the pair of vertical plates 22 and the distance pipes 23; and the lifting shackle 20 is mounted on the circular hole 13 of the V-shaped lower end of the middle part of the cross beam 1.
3) The stop block 2 and the cross beam 1 are hung on the cylinder sleeve 10
The crane hook 30 lifts the beam 1 and the stoppers 2 at both ends through the crane shackle 20, moves the crane hook 30, lifts the stoppers 2 and the beam 1 above the cylinder liner 10, and then slowly lowers the crane hook 30. The adjusting screw 243 is screwed to adjust the distance between the pair of lower pressing pieces 242 on the lower side of the stopper 2 to match the positions of both sides of the spacer 101 on the upper end of the cylinder liner 10 having different outer diameters. Then 4 suspension bolts 33 are respectively vertically passed through the upper horizontal plate 32 of the bracket 3 and the long circular grooves 121 of the rectangular plate 12 of the beam 1 from bottom to top, and the bracket 3 and the rectangular plate 12 of the beam 1 are fixedly connected by 3 nuts 34 screwed on the upper end and the middle part of the suspension bolts 33. In this process, the distance between the two lower pressing blocks 241 located on the upper side of the spacer 101 of the cylinder liner 10 is adjusted by screwing the corresponding adjusting screw 243, so that the two lower pressing blocks 241 can be supported on the spacer 101. Then, the 3 nuts 34 at the upper and middle portions of the suspension bolt 33 are tightened again so that at least two thirds of the bottom surface area of the depressing block 241 is in contact with the washer 101, thereby improving the stability of the support of the stopper block 2. The bracket 3, the stop block 2 and the cross beam 1 which are fixed at the upper end of the cylinder sleeve 10 are in a fixed connection state without shaking with the cylinder sleeve 10, so that the lifting safety of the cylinder sleeve 10 is ensured.
4) Hoisting the cylinder sleeve 10 to a target position
The trolley hook 30 is raised to stably lift the cylinder liner 10 and safely move it to the support. Then, the nuts 34 on the two ends of the beam 1 are respectively removed, the hanging bolts 33 are removed, the stop block 2 and the beam 1 are separated from the support 3, and the stop block 2 and the beam 1 can be lifted away from the cylinder sleeve 10. The connecting screws 35 are then removed and the support 3 is removed from the cylinder liner 10.
5) Inclined lift cylinder jacket 10
When the field is limited by the lifting height or the cylinder liner 10 needs to be horizontally placed on the support wood, it is necessary to lift the cylinder liner 10 vertically and then lift the cylinder liner 10 obliquely. At the moment, the cylinder sleeve 10 is vertically lifted according to the steps 2) and 3), then the lifting shackle 20 is installed on the circular hole 13 on any side of the V-shaped middle part of the cross beam 1, and then the crane hook 30 slowly rises, so that the cylinder sleeve 10 can be obliquely lifted; or to directly tilt the cylinder liner 10.
In addition to the above embodiments, the present invention may have other embodiments, and any technical solutions formed by equivalent substitutions or equivalent transformations fall within the scope of the claims of the present invention.
Claims (6)
1. A cylinder liner lifting tool, characterized in that: comprises a beam, a pair of stop blocks and a pair of brackets,
the cross beam is vertically arranged, the middle part of the cross beam is V-shaped, the two ends of the V-shape respectively extend outwards to form a straight rod, the rectangular plate is vertically and fixedly connected with the upper side of one end of the straight rod along the longitudinal direction of the straight rod, and the lower end and the two sides of the V-shape are respectively provided with a round hole for installing a lifting shackle; the straight rod is provided with a straight rod long circular groove at one end close to the V shape, and the two longitudinal sides of the rectangular plate are provided with long circular grooves respectively; the upper end of the stop block is respectively hinged with the middle part of the straight rod of the cross beam, and the lower press block moving mechanisms at the lower end of the stop block are respectively abutted against the two sides of the gasket in the top end of the cylinder sleeve; the upper end of the support is fixed on the lower side of the rectangular plate through a plurality of suspension bolts and a plurality of nuts on the suspension bolts, and the end heads of the lower end of the support are fixed on two sides of the upper end of the cylinder sleeve through connecting screws.
2. The cylinder liner lifting tool of claim 1, wherein: the stop block comprises a bottom plate, vertical plates and distance pipes which are arranged in pairs, the bottom plate is U-shaped, and U-shaped openings of the pair of bottom plates are oppositely arranged; the bottoms of the triangular vertical plates are vertically fixed on the bottom plate, and the upper sides of the lower pressure block moving mechanisms are respectively connected with the lower side of the bottom plate; the distance pipes are symmetrically arranged on the inner sides of the pair of vertical plates, the middle parts of the straight rods of the cross beam are respectively embedded between the corresponding distance pipes, and the distance pipes are respectively hinged with the middle parts of the straight rods at the two ends of the cross beam through the hinged bolt and nut groups.
3. The cylinder liner lifting tool of claim 2, wherein: the lower pressing block moving mechanism comprises side plates, a lower pressing block and adjusting screws which are arranged in pairs, the upper ends of the side plates are respectively and vertically fixed on the two ends of the bottom plate, a sinking groove vertical to the U-shaped opening is formed in the lower side of the bottom plate, and a protrusion at the upper end of the lower pressing block extends into the sinking groove; one end of each adjusting screw penetrates through the side plate and is screwed into the corresponding lower pressing block, and the lower sides of the lower pressing blocks are respectively abutted against the two sides of the gasket fixed in the top end of the cylinder sleeve; cotter pins which cross the adjusting screws are respectively abutted against the inner side faces of the corresponding side plates, and the axial positions of the adjusting screws are locked.
4. The cylinder liner lifting tool of claim 1, wherein: the support is in an inverted L shape and comprises an upper transverse plate and a vertical plate which are vertically and fixedly connected, a plurality of suspension bolts sequentially and vertically penetrate through long circular grooves of the upper transverse plate and the rectangular plate from bottom to top respectively, the support and the rectangular plate are fixedly connected through a plurality of nuts screwed at the upper end and the middle part of the suspension bolts, and the lower end heads of the vertical plate are fixed on two sides of the upper end of the cylinder sleeve through connecting screws respectively.
5. A lifting method of the cylinder liner lifting tool according to claim 1, characterized in that: the method comprises the following steps:
1) a pair of brackets are mounted on both sides of the upper end of the cylinder liner
Selecting connecting screws with corresponding specifications according to specifications of lifting threaded holes on two sides of the cylinder sleeve; then fixing the lower ends of the vertical plates of the support on two sides of the upper end of the cylinder sleeve respectively by using connecting screws;
2) assembly stop block and cross beam
The upper end bulges of the lower pressing block are respectively embedded into the sinking grooves on the lower side of the bottom plate, then one end of an adjusting screw sequentially penetrates through the gasket and the side plate and is screwed into the corresponding lower pressing block, and the shaft position of the adjusting screw is locked by a cotter pin; then the U-shaped openings of the pair of bottom plates are oppositely arranged, then the straight rods at the two ends of the beam are respectively inserted between the distance pipes in the pair of vertical plates of the corresponding stop block, and the straight rods of the beam are respectively hinged with the middle parts of the straight rods through the hinge bolt nut groups which transversely pass through the insides of the pair of vertical plates and the distance pipes; mounting the lifting shackle on a round hole at the lower end of the V-shaped middle part of the cross beam;
3) the stop block and the cross beam are hung on the cylinder sleeve
The crane hook lifts the beam and the stop blocks at two ends through the lifting shackle, moves the crane hook, lifts the stop blocks and the beam above the cylinder sleeve, and slowly descends the crane hook; screwing an adjusting screw to adjust the distance between a pair of lower pressing blocks on the lower side of the stop block so as to enable the distance to be matched with the positions of two sides of the gasket on the upper end of the cylinder sleeve with different outer diameters; then, a plurality of suspension bolts respectively vertically penetrate through the upper transverse plate of the support and the long circular grooves of the rectangular plate of the cross beam from bottom to top, and the support is fixedly connected with the rectangular plate of the cross beam through a plurality of nuts screwed on the upper end and the middle part of the suspension bolts; in the process, the distance between the two lower pressing blocks on the upper side of the gasket of the cylinder sleeve is adjusted by screwing the corresponding adjusting screws, and then the plurality of nuts at the upper end and the middle part of the suspension bolt are screwed again, so that the lower sides of the lower pressing blocks are tightly abutted against the gasket; checking the connection state between the bracket, the stop block and the cross beam which are fixed at the upper end of the cylinder sleeve and the cylinder sleeve to ensure that the fixed connection state without shaking exists;
4) hoisting cylinder sleeve and hoisting to target position
The crane hook rises to stably lift the cylinder sleeve and safely move the cylinder sleeve to the support wood; then, firstly, respectively removing a plurality of nuts on two ends of the cross beam, taking down a plurality of suspension bolts, separating the stop block and the cross beam from the support, and then, lifting the stop block and the cross beam away from the cylinder sleeve; then the connecting screw is removed, and the bracket is taken down from the cylinder sleeve;
5) inclined lifting cylinder sleeve
When the field is limited by the lifting height or the cylinder sleeve needs to be horizontally placed on the support wood, the cylinder sleeve needs to be lifted vertically and then lifted obliquely; at the moment, vertically hoisting the cylinder sleeve according to the steps 2) and 3), installing hoisting shackles on circular holes on any side of the V-shaped middle part of the cross beam, and slowly lifting a crane hook to realize inclined hoisting of the cylinder sleeve; or to directly tilt the cylinder liner.
6. The method of claim 5, wherein: in the step 3), at least two thirds of the area of the bottom surface of the lower pressing block is contacted with the gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911104131.3A CN110803618B (en) | 2019-11-13 | 2019-11-13 | Cylinder sleeve lifting tool and lifting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911104131.3A CN110803618B (en) | 2019-11-13 | 2019-11-13 | Cylinder sleeve lifting tool and lifting method |
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| CN110803618A true CN110803618A (en) | 2020-02-18 |
| CN110803618B CN110803618B (en) | 2020-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911104131.3A Active CN110803618B (en) | 2019-11-13 | 2019-11-13 | Cylinder sleeve lifting tool and lifting method |
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| CN106144895A (en) * | 2015-04-02 | 2016-11-23 | 博飞特（上海）汽车设备自动化有限公司 | Semi-automatic machinery suspender for reciprocal transported material |
| CN208054732U (en) * | 2017-12-27 | 2018-11-06 | 沪东重机有限公司 | A kind of tool for cylinder jacket of diesel engine lifting |
| CN110271945A (en) * | 2019-06-04 | 2019-09-24 | 广州柴油机厂股份有限公司 | Lifting device and hanging method for V-type engine cylinder jacket |
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2019
- 2019-11-13 CN CN201911104131.3A patent/CN110803618B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4557514A (en) * | 1984-07-18 | 1985-12-10 | At&T Technologies, Inc. | Vacuum pick and place robotic hand |
| CN202542685U (en) * | 2012-04-09 | 2012-11-21 | 重庆康明斯发动机有限公司 | Lifting appliance for cylinder sleeve of engine cylinder |
| CN106144895A (en) * | 2015-04-02 | 2016-11-23 | 博飞特（上海）汽车设备自动化有限公司 | Semi-automatic machinery suspender for reciprocal transported material |
| CN105197765A (en) * | 2015-10-13 | 2015-12-30 | 中船动力有限公司 | Tooling and method for slantly lifting piston assembly |
| CN208054732U (en) * | 2017-12-27 | 2018-11-06 | 沪东重机有限公司 | A kind of tool for cylinder jacket of diesel engine lifting |
| CN110271945A (en) * | 2019-06-04 | 2019-09-24 | 广州柴油机厂股份有限公司 | Lifting device and hanging method for V-type engine cylinder jacket |
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| CN110803618B (en) | 2020-12-08 |
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