CN218801983U

CN218801983U - Frock clamp is dismantled fast to large-scale diesel engine's of reprocessing cylinder liner

Info

Publication number: CN218801983U
Application number: CN202222826231.0U
Authority: CN
Inventors: 贺金虎; 王斌; 李文龙; 马丹; 曹艳; 于霞
Original assignee: Shanxi Diesel Engine Industries Co Ltd
Current assignee: Shanxi Diesel Engine Industries Co Ltd
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-04-07
Anticipated expiration: 2032-10-26

Abstract

The utility model provides a frock clamp is dismantled fast to large-scale diesel engine's of reprocessing cylinder liner, including extension board, bottom plate and stud, the extension board sets up the upper surface at the cylinder body, the bottom plate sets up in the bottom of cylinder body, the surface of bottom plate is provided with the boss and the first through-hole of a plurality of one or more and cylinder liner internal diameter size looks adaptation, be provided with the second through-hole corresponding with first through-hole position on the extension board, stud passes first through-hole, inside the cylinder liner, second through-hole in proper order, the stud both ends are connected with the nut. Anchor clamps dismantle simply, can alone operate, through extension board, bottom plate and stud's reasonable effective connection, solved the problem that the violence was dismantled simultaneously, practiced thrift the cost of labor, alleviateed the amount of labour, increased technology factor of safety.

Description

Frock clamp is dismantled fast to large-scale diesel engine's of reprocessing cylinder liner

Technical Field

The utility model belongs to the diesel engine disassembly clamp field especially relates to a frock clamp is dismantled fast to cylinder liner of large-scale diesel engine of reprocessing.

Background

The diesel engine is when repairing, through long-time operation, and the hot bonding phenomenon can appear between cylinder liner and the organism jar hole, deposits simultaneously improper can lead to the middle contact part to have the condition of corrosion to take place, causes the cylinder liner to die with the laminating in jar hole, when repairing the change, is difficult to take out. The cylinder sleeve is pulled out at present by adopting a method that a steel pipe is propped against the top of the cylinder sleeve and then an iron hammer is used for knocking out the cylinder sleeve violently.

The main defects of the existing disassembling method are as follows: (1) The cylinder sleeve can be damaged by means of violent disassembly, so that certain economic loss is brought to a factory; (2) Because the conditions of thermal bonding and corrosion exist between the cylinder sleeve and the cylinder hole, the bonding surface of the cylinder sleeve and the cylinder hole is tightly attached, the knocking force of an iron hammer is often insufficient, the cylinder sleeve cannot be pulled out, and the waste of manpower is caused; (3) In the pulling process, two persons are required to carry out the pulling process at the same time, one person supports the steel pipe, the other person carries out the hammer smashing and the pulling, the injury of the person can be caused, and the process safety factor is not high. Therefore, the technical problem to be solved urgently is to design a dismounting tool which can not damage the parts and has high safety coefficient.

Disclosure of Invention

In view of this, the utility model aims at overcoming the defect among the prior art, provides a frock clamp is dismantled fast to large-scale diesel engine's cylinder liner of reprocessing.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a frock clamp is dismantled fast to cylinder liner of large-scale diesel engine of reprocessing, includes extension board, bottom plate and stud, the extension board sets up the upper surface at the cylinder body, the bottom plate sets up in the bottom of cylinder body, the surface of bottom plate be provided with the boss and the first through-hole of a plurality of cylinder liner internal diameter size looks adaptation, be provided with the second through-hole corresponding with first through-hole position on the extension board, stud passes first through-hole, inside the cylinder liner, second through-hole in proper order, the stud both ends are connected with the nut.

Furthermore, a support is arranged between the support plate and the cylinder body, and a third through hole matched with the outer diameter of the cylinder sleeve is formed in the support.

Furthermore, a plurality of counter bores or fourth through holes for accommodating cylinder body surface parts are arranged on the support.

Furthermore, the nut arranged at one end, located on the outer side of the support plate, of the stud bolt is a thickened nut.

Furthermore, a plurality of positioning holes are formed in the support plate and the base plate.

Furthermore, the types of the stud bolts and the nuts are both M24.

Compared with the prior art, the utility model discloses following advantage has:

(1) The fixture of the utility model is simple to disassemble, can be operated by one person, and simultaneously solves the problem of violent disassembly through reasonable and effective connection of the support plate, the bottom plate and the stud bolt, thereby saving the labor cost, reducing the labor capacity and increasing the process safety factor;

(2) The clamp of the utility model has the advantages of low price of manufacturing materials, low manufacturing difficulty, simple operation, and quick and convenient disassembly and replacement;

(3) Anchor clamps be applied to the diesel engine at present and return to the factory and repair in, improved production efficiency, gained obvious economic benefits.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

FIG. 1 is a front view of an assembled plate;

FIG. 2 is a front view of the assembled base plate;

fig. 3 is a sectional view of C-C in fig. 1 (the positioning hole is omitted).

Description of reference numerals:

support board 1, support 2, bottom plate 3, lock nut 4, stud 5, thick nut 6, first through-hole 7, second through-hole 8, boss 9, cylinder liner 10, fourth through-hole 11, locating hole 12, third through-hole 13.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1-3, the utility model provides a frock clamp is dismantled fast to large-scale diesel engine's cylinder liner of reprocessing, specifically include extension board 1, bottom plate 3 and stud 5, the extension board sets up the upper surface at cylinder body (not shown in the figure), the bottom plate sets up the bottom at the cylinder body, the surface of bottom plate is provided with boss 9 and the first through-hole 7 of a plurality of with 10 internal diameter size looks adaptations of cylinder liner, the external diameter of bottom plate is less than the biggest external diameter at the middle part of cylinder liner, be provided with the second through-hole 8 corresponding with first through-hole position on the extension board the utility model discloses a concrete implementation in-process, the quantity of first through-hole and second through-hole is 3, and every cylinder liner corresponds three first through-hole and three second through-hole promptly, and the stud both ends are connected with the nut, are provided with support 2 between extension board and the cylinder body, the support not with cylinder liner direct contact, be provided with the third through-hole 13 of cylinder liner external diameter size looks adaptation on the support, realize breaking away from of cylinder liner in the dismantlement in-process entering third through-hole. The stud sequentially penetrates through the first through hole, the inner portion of the cylinder sleeve, the third through hole and the second through hole to realize that the base plate, the cylinder body and the support plate are connected in series and fixed.

In addition, in the actual use process, because the surface of the cylinder body is provided with a plurality of other raised parts, such as wires and the like, a plurality of counter bores or fourth through holes 11 for accommodating the cylinder body surface parts are arranged on the support, and the counter bores or the through holes are arranged according to the sizes of the raised parts.

The utility model discloses an among the concrete implementation, install in stud and lie in the nut of extension board outside one end for thickening nut 6, the other end is lock nut 4. The bottom plate is locked at the bottom of the cylinder body through the lock nut, and the lock nut is driven to compress the bottom plate by rotating the thickening nut, so that the cylinder sleeve is separated from a cylinder hole of the cylinder body.

In order to facilitate the processing of the support plate and the bottom plate, a plurality of positioning holes are formed in the support plate and the bottom plate.

The utility model discloses an among some concrete implementation processes, stud, lock nut and thickening nut's model is M24, also can select other sizes and models according to operating condition.

The utility model discloses a use does:

the bottom of the cylinder body is arranged with the bottom plate, the support is arranged on the surface of the machine body at the top of the cylinder sleeve, the support is not in direct contact with the cylinder sleeve, the cylinder body is supported as a stress, the support plate is arranged on the top of the support, the first through hole is sequentially penetrated by the stud bolt, the inside of the cylinder sleeve, the third through hole, the bottom plate is arranged by the second through hole, the cylinder body and the support are connected in series and fixed, then the locking nut is arranged on the stud bolt, the bottom plate is locked at the bottom, the thickening nut is arranged at the head position of the stud bolt at the top of the support plate, the thickening nut is continuously rotated to drive the locking nut to compress the bottom plate, the cylinder sleeve in the cylinder body is extruded by the bottom plate, the cylinder sleeve and the cylinder body are staggered, the cylinder sleeve enters the third through hole to be separated from a cylinder hole, and the nut on the stud bolt is screwed out to finish the disassembly of the cylinder sleeve.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a frock clamp is dismantled fast to cylinder liner of large-scale diesel engine of reprocessing, its characterized in that: the novel cylinder liner is characterized by comprising a support plate, a bottom plate and a stud bolt, wherein the support plate is arranged on the upper surface of a cylinder body, the bottom plate is arranged at the bottom of the cylinder body, a boss matched with the inner diameter of a cylinder liner and a plurality of first through holes are formed in the surface of the bottom plate, a second through hole corresponding to the first through hole is formed in the support plate, the stud bolt sequentially penetrates through the first through hole, the inside of the cylinder liner and the second through hole, and nuts are connected to two ends of the stud bolt.

2. The large-scale frock clamp of dismantling fast of cylinder liner of reprocessing diesel engine of claim 1 characterized in that: a support is arranged between the support plate and the cylinder body, and a third through hole matched with the outer diameter of the cylinder sleeve is formed in the support.

3. The large-scale frock clamp of dismantling fast of cylinder liner of reprocessing diesel engine of claim 2 characterized in that: and the support is provided with a plurality of counter bores or fourth through holes for accommodating cylinder body surface parts.

4. The large-scale frock clamp of dismantling fast of cylinder liner of reprocessing diesel engine of claim 1 characterized in that: the nut arranged at one end of the stud, which is positioned at the outer side of the support plate, is a thickened nut.

5. The large-scale frock clamp of dismantling fast of cylinder liner of reprocessing diesel engine of claim 1 characterized in that: and the support plate and the bottom plate are both provided with a plurality of positioning holes.

6. The large-scale tool clamp for quickly disassembling the cylinder sleeve of the repaired diesel engine as claimed in claim 1, characterized in that: the types of the stud bolts and the nuts are all M24.