CN209954596U

CN209954596U - Engine cylinder sleeve dismounting tool

Info

Publication number: CN209954596U
Application number: CN201920747341.3U
Authority: CN
Inventors: 姚有有; 郭君君
Original assignee: Xi'an Xiangtai Energy Technology Co Ltd
Current assignee: Xi'an Xiangtai Energy Technology Co Ltd
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-01-17
Anticipated expiration: 2029-05-22

Abstract

The utility model relates to a mechanical equipment maintains technical field's an engine cylinder liner extracting tool, this engine cylinder liner extracting tool include the support frame and run through the adjusting screw that the support frame set up, adjusting screw one end is provided with the scuffing plate, scuffing plate center department has seted up the cross-section and is trapezoidal regulation hole, set up at least two sets of grooves that slide on the scuffing plate, the embedded butt pole that can follow that is equipped with in groove that slides, it makes to slide the inslot be provided with the butt pole that slides the pole tends to the spring of regulating hole internal motion, in the cover is equipped with the drive on the adjusting screw the pole along the sleeve that slides groove length direction, the sleeve is located between adjusting screw and the scuffing plate. Through engine cylinder liner extracting tool, the arm-tie of being convenient for supports tightly with the cylinder liner, is convenient for to the cylinder liner application of force, dismantles the cylinder liner, has improved the dismantlement speed of cylinder liner, and then improves the whole maintenance efficiency of engine.

Description

Engine cylinder sleeve dismounting tool

Technical Field

The utility model relates to a mechanical equipment maintains technical field, especially relates to an engine cylinder liner extracting tool.

Background

The cylinder liner is one kind to inlay and locate on the cylinder of cylinder body and with cylinder interference fit's mechanical workpiece, divide into dry cylinder liner and wet cylinder liner two major types, and the cylinder liner is in the use, often because of multiple reasons such as corruption, wearing and tearing, need change the cylinder liner to the normal use of engine.

Chinese patent with publication number CN202428383U discloses an engine cylinder liner dismounting tool, which comprises a cylinder bottom plate, a pull rod, a cylinder surface support frame, a cover plate, a pull rod nut and a thrust ball bearing, wherein a pull rod hole with a square cross section is formed in the middle of the cylinder bottom plate, a square head is arranged at the bottom end of the pull rod, the cylinder bottom plate, the pull rod hole and the square head are both structures with lengths larger than the width, the square head is embedded into the pull rod hole and then clamped on the lower bottom surface of the pull rod bottom plate, the cover plate is fixed on the cylinder surface support frame through a bolt, the cylinder surface support frame and the cover plate are sleeved on the pull rod, the thrust ball bearing is installed on the pull rod and is located between the cylinder surface support frame and the cover plate, an external thread is formed at the top end of the pull rod, the pull rod nut is in threaded fit with.

The working process of the tool for detaching the engine cylinder sleeve comprises the steps of obliquely placing a cylinder pulling bottom plate below a cylinder sleeve hole through the cylinder sleeve hole, enabling a square head of a pull rod to penetrate through the pull rod hole along the direction of the pull rod hole of the cylinder pulling bottom plate, rotating the pull rod by 90 degrees, enabling the square head of the pull rod to be clamped in a square groove of the cylinder pulling bottom plate, enabling a ladder of the cylinder pulling bottom plate to lean against the lower end face of the cylinder sleeve, enabling the upper end of the pull rod to penetrate through an inner hole of a thrust ball bearing on the cylinder pulling bottom plate, placing the cylinder pulling bottom plate on a cylinder cover face of an engine body, simultaneously sleeving a pull rod nut on an external thread on the pull rod, screwing the pull rod nut, enabling the lower end face of the pull rod nut to abut against the upper end face of the thrust ball bearing, tensioning the cylinder pulling bottom plate, finally pulling the cylinder sleeve out of the cylinder sleeve hole of the engine body through uniformly rotating the pull rod nut by a.

When the engine cylinder sleeve dismounting tool is used, the cylinder pulling bottom plate needs to be obliquely placed below the cylinder sleeve hole, then the cylinder pulling bottom plate is abutted to the lower end face of the cylinder sleeve, but in the process that the cylinder pulling bottom plate is abutted to the lower end face of the cylinder sleeve, the cylinder pulling bottom plate is only under the action of gravity, and the pull rod is unchanged and is adjusted by the cylinder pulling bottom plate, so that the maintenance efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an engine cylinder liner extracting tool, the arm-tie of being convenient for supports tightly with the cylinder liner, is convenient for to the cylinder liner application of force, dismantles the cylinder liner, has improved the dismantlement speed of cylinder liner, and then improves the whole maintenance efficiency of engine.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides an engine cylinder liner extracting tool, includes the support frame and runs through the adjusting screw that the support frame set up, adjusting screw one end is provided with draws the jar board, draw jar board center department to offer the cross-section and be trapezoidal regulation hole, draw and seted up at least two sets of grooves that slide on the jar board, the embedded butt pole that can follow that is equipped with in groove that slides, it makes to slide to be provided with in the inslot the butt pole tends to the spring of regulating hole internal motion, in the cover is equipped with the drive on the adjusting screw the butt pole is followed the sleeve that slides groove length direction, the sleeve is located between adjusting screw and the jar board that draws.

Through the implementation of the technical scheme, when the cylinder sleeve dismounting device is used, the adjusting screw rod is adjusted, the cylinder pulling plate is placed in the cylinder sleeve hole, the cylinder pulling plate can be abutted against the bottom wall of the cylinder sleeve, the adjusting screw rod drives the sleeve to move, the sleeve drives the abutting rod to slide along the length direction of the sliding groove, the abutting rod can be abutted against the bottom wall of the cylinder sleeve when the abutting rod slides, the adjusting screw rod is continuously adjusted, the adjusting screw rod drives the sleeve to move, the sleeve drives the cylinder pulling plate to move, the cylinder pulling plate drives the cylinder sleeve to move, the cylinder sleeve is moved until the cylinder sleeve is separated from; the cylinder pulling plate is convenient to abut against the cylinder sleeve, force is convenient to apply to the cylinder sleeve, the cylinder sleeve is detached, the detaching speed of the cylinder sleeve is improved, and therefore the overall maintenance efficiency of the engine is improved.

The utility model discloses further set up to, the sleeve with adjusting screw threaded connection, the sleeve is including integrative cylinder section and the round platform section that sets up, the round platform section is located in the adjusting hole and with butt rod end portion butt.

Through implementing above-mentioned technical scheme, rotating the cylinder section, the cylinder section drives the round platform section and slides along adjusting screw axial direction, and the round platform section promotes the butt pole and slides along the groove that slides, makes butt pole tip be located cylinder liner below, convenient to detach cylinder liner.

The utility model discloses further set up to, the butt pole is close to sleeve one end be provided with the arc buttressing plate of round platform section lateral wall butt, the butt pole is including the section of sliding and support section, the support section is step form setting, the section of sliding with it makes to slide to be provided with between the groove the section of sliding slides along the direction subassembly that slides of groove length direction.

By implementing the technical scheme, when the circular truncated cone section moves along the axial direction of the adjusting screw rod, the arc-shaped abutting plate pushes the sliding section to slide along the sliding groove, and the sliding section drives the supporting section to move until the supporting section is positioned below the cylinder sleeve; the segmented arrangement of the push rod is convenient for applying force to the cylinder sleeve, so that the cylinder sleeve is convenient to detach.

The utility model discloses further set up to, the direction subassembly that slides include in at least a set of guide way has been seted up on the cell wall in groove of sliding, be provided with on the section periphery wall of sliding with the guide way corresponds and can follow the direction boss that the guide way slided, the spring is located in the guide way, just spring one end with direction boss butt, the other end with the guide way cell wall is connected.

By implementing the technical scheme, when the circular truncated cone section moves along the axial direction of the adjusting screw rod, the arc-shaped abutting plate pushes the sliding section to slide along the sliding groove, the sliding section drives the supporting section to move until the supporting section is positioned below the cylinder sleeve, meanwhile, the sliding section drives the guide boss to slide along the guide groove, and the spring is compressed; the guide sliding assembly enables the pushing rod to move along a certain direction, the supporting section is convenient to apply force to the cylinder sleeve, and the cylinder sleeve is convenient to detach.

The utility model discloses further set up to, the support frame surface is provided with the installation base, adjusting screw runs through the installation base and with installation base threaded connection.

Through the implementation of the technical scheme, the mounting boss is rotated, the mounting boss drives the adjusting screw to move along the axial direction, the adjusting screw drives the cylinder pulling plate to move, and the cylinder pulling plate drives the cylinder sleeve to move and simultaneously drives the sleeve to move; the mounting boss can protect the threaded portion of the adjusting screw.

The utility model discloses further set up to, the installation base with the support frame passes through the bearing and connects, just the periphery wall of installation base is provided with the turning handle.

Through the implementation of the technical scheme, the rotating handle is rotated to drive the mounting boss to move, the mounting boss drives the adjusting screw to rotate, meanwhile, the adjusting screw drives the cylinder pulling plate to move, the cylinder pulling plate drives the cylinder sleeve to move, and the cylinder sleeve and the shell are separated after the cylinder sleeve is moved; the rotating handle can apply force to the mounting boss, so that the mounting boss can rotate conveniently to drive the adjusting screw to move.

The utility model discloses further set up to, the scuffing plate is waist type setting, just the groove edge slides the setting of scuffing plate radial direction.

Through implementing above-mentioned technical scheme, the scuffing plate is waist type setting, and the scuffing plate of being convenient for is dismantled the cylinder liner.

The utility model discloses further set up to, the support frame include the backup pad and with at least two sets of bracing pieces that the backup pad is connected, in the cover is equipped with spacing seat on the bracing piece, spacing seat with bracing piece threaded connection.

Through implementing above-mentioned technical scheme, the bracing piece just fixes a position with cooperation engine cylinder body, and spacing seat adjustable support frame height improves this engine cylinder liner extracting tool's application scope.

To sum up, the utility model discloses following beneficial effect has:

the tool for disassembling the cylinder sleeve of the engine is convenient for the cylinder pulling plate to be tightly abutted against the cylinder sleeve, so that force can be conveniently applied to the cylinder sleeve, the cylinder sleeve can be disassembled, the disassembling speed of the cylinder sleeve is improved, and the overall maintenance efficiency of the engine is further improved;

two, this engine cylinder liner extracting tool, the subassembly that slides is guided in the design, makes the butt joint pole along certain direction motion for the butt joint pole can with cylinder liner diapire butt, be convenient for carry out the cylinder liner to the cylinder liner application of force, to dismantling.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 is a schematic view of the section a-a of fig. 1.

Fig. 3 is a partial schematic view of an embodiment of the present invention intended to show a scuff plate.

Fig. 4 is a schematic view of the section B-B of fig. 3.

Fig. 5 is an enlarged schematic view of the portion C of fig. 4.

Reference numerals: 1. a support frame; 11. a support plate; 12. a support bar; 13. a limiting seat; 2. pulling a cylinder plate; 21. an adjustment hole; 3. adjusting the screw rod; 31. a handle is rotated; 32. mounting a boss; 33. a bearing; 34. a sleeve; 341. a cylindrical section; 342. a circular table section; 4. a butting rod; 41. a slipping section; 42. a support section; 43. an arc-shaped abutting plate; 5. a guide sliding assembly; 51. a sliding groove; 52. a guide groove; 53. a guide boss; 54. a spring.

Detailed Description

The technical solution of the embodiment of the present invention will be described below with reference to the accompanying drawings.

As shown in fig. 1 and 2, an engine cylinder sleeve dismounting tool comprises a support frame 1 and an adjusting screw 3 which runs through the support frame 1, wherein a cylinder pulling plate 2 is fixedly connected to one end of the adjusting screw 3, the cylinder pulling plate 2 is arranged in a waist shape, an embedding groove is formed in a support plate 11, a bearing 33 is embedded in the embedding groove, an installation boss 32 is arranged on an inner ring of the bearing 33, the adjusting screw 3 runs through the installation boss 32 and is in threaded connection with the installation boss 32, and the installation boss 32 is located on one section of the outer peripheral wall of the upper portion of the support frame 1 and is fixedly connected with a rotating handle 31.

As shown in fig. 2 and 3, an adjusting hole 21 with a trapezoidal cross section is formed in the pull cylinder plate 2, the adjusting hole 21 is located in the center of one side of the bottom wall of the pull cylinder plate 2, four sets of sliding grooves 51 communicated with the adjusting hole 21 are formed in the pull cylinder plate 2, the sliding grooves 51 are arranged along the radial direction of the pull cylinder plate 2, an abutting rod 4 capable of sliding along the sliding grooves 51 is embedded in the sliding grooves 51, see fig. 4, the abutting rod 4 comprises a sliding section 41 and a supporting section 42, the supporting section 42 is arranged in a step shape, a sleeve 34 for driving the abutting rod 4 to slide along the length direction of the sliding grooves 51 is sleeved on the adjusting screw 3, the sleeve 34 is in threaded connection with the adjusting screw 3, the sleeve 34 comprises a cylindrical section 341 and a circular truncated cone section 342 which are integrally arranged, the circular truncated cone section 342 is located in the adjusting hole 21, and one end, far away from the supporting section 42, of the sliding section 41.

As shown in fig. 4, a guiding sliding assembly 5 for sliding the sliding section 41 in a certain direction is disposed between the sliding section 41 and the sliding groove 51, referring to fig. 5, the guiding sliding assembly 5 includes two sets of guiding grooves 52 formed on a groove wall of the sliding groove 51, a guiding boss 53 disposed corresponding to the guiding groove 52 and capable of sliding along the guiding groove 52 is fixedly connected to an outer peripheral wall of the sliding section 41, a spring 54 for making the abutting rod 4 tend to move toward the circular truncated cone section 342 is disposed in the sliding groove 51, one end of the spring 54 abuts against the guiding boss 53, and the other end is connected to a groove wall of the guiding groove 52.

As shown in fig. 1, the supporting frame 1 includes a supporting plate 11 and four sets of supporting rods 12 connected to the supporting plate 11, each supporting rod 12 is sleeved with a limiting seat 13, and the limiting seats 13 are in threaded connection with the supporting rods 12.

The utility model discloses the theory of operation does: firstly, the cylinder pulling plate 2 is just opposite to a cylinder sleeve hole, the adjusting screw rod 3 is adjusted, the cylinder pulling plate 2 is placed in the cylinder sleeve hole, the cylinder pulling plate 2 can be abutted against the bottom wall of the cylinder sleeve, the rotating handle 31 is rotated, the rotating handle 31 drives the mounting boss 32 to move, the mounting boss 32 drives the adjusting screw rod 3 to rotate, the adjusting screw rod 3 drives the sleeve 34 to move, the sleeve 34 moves upwards along the axial direction of the adjusting screw rod 3, the circular platform section 342 drives the arc-shaped abutting plate 43 to move, the arc-shaped abutting plate 43 drives the sliding section 41 to move, the sliding section 41 drives the supporting section 42 to move, meanwhile, the sliding section 41 drives the guiding boss 53 to slide along the guiding groove 52, the spring 54 compresses, the supporting section 42 moves until being abutted against the bottom wall of the cylinder sleeve, the rotating handle 31 is continuously rotated, the mounting boss 32 rotates, the adjusting screw rod 3 moves upwards along the axial direction, the adjusting screw rod 3 drives the sleeve 34 to, and moving the cylinder sleeve to be separated from the shell, and finishing the disassembly of the engine cylinder sleeve.

Claims

1. A tool for disassembling an engine cylinder sleeve is characterized by comprising a support frame (1) and an adjusting screw rod (3) which penetrates through the support frame (1), one end of the adjusting screw rod (3) is provided with a cylinder pulling plate (2), the center of the cylinder pulling plate (2) is provided with an adjusting hole (21) with a trapezoidal section, at least two groups of sliding grooves (51) are arranged on the cylinder pulling plate (2), a butting rod (4) capable of sliding along the sliding grooves (51) is embedded in the sliding grooves (51), a spring (54) which enables the abutting rod (4) to tend to move towards the inside of the adjusting hole (21) is arranged in the sliding groove (51), a sleeve (34) which drives the abutting rod (4) to slide along the length direction of the sliding groove (51) is sleeved on the adjusting screw rod (3), the sleeve (34) is located between the adjusting screw (3) and the cylinder pulling plate (2).

2. The engine cylinder sleeve dismounting tool according to claim 1, characterized in that the sleeve (34) is in threaded connection with the adjusting screw (3), the sleeve (34) comprises a cylindrical section (341) and a circular truncated cone section (342) which are integrally arranged, and the circular truncated cone section (342) is located in the adjusting hole (21) and abuts against the end of the abutting rod (4).

3. The engine cylinder sleeve dismounting tool according to claim 2, characterized in that one end of the abutting rod (4) close to the sleeve (34) is provided with an arc abutting plate (43) abutting against the outer side wall of the circular table section (342), the abutting rod (4) comprises a sliding section (41) and a supporting section (42), the supporting section (42) is arranged in a step shape, and a guide sliding assembly (5) enabling the sliding section (41) to slide along the length direction of the sliding groove (51) is arranged between the sliding section (41) and the sliding groove (51).

4. The engine cylinder sleeve dismounting tool according to claim 3, wherein the guiding and sliding assembly (5) comprises at least one group of guiding grooves (52) formed in the groove wall of the sliding groove (51), a guiding boss (53) which corresponds to the guiding groove (52) and can slide along the guiding groove (52) is arranged on the outer peripheral wall of the sliding section (41), the spring (54) is located in the guiding groove (52), one end of the spring (54) abuts against the guiding boss (53), and the other end of the spring is connected with the groove wall of the guiding groove (52).

5. The engine cylinder sleeve dismounting tool according to claim 1, characterized in that a mounting boss (32) is arranged on the surface of the support frame (1), and the adjusting screw (3) penetrates through the mounting boss (32) and is in threaded connection with the mounting boss (32).

6. The engine cylinder liner dismounting tool according to claim 5, characterized in that the mounting boss (32) is connected with the support frame (1) through a bearing (33), and the outer peripheral wall of the mounting boss (32) is provided with a rotating handle (31).

7. The engine cylinder liner dismounting tool according to claim 1, characterized in that the cylinder pulling plate (2) is arranged in a kidney-shaped shape, and the sliding groove (51) is arranged along the radial direction of the cylinder pulling plate (2).

8. The engine cylinder sleeve dismounting tool according to claim 1, characterized in that the support frame (1) comprises a support plate (11) and at least two sets of support rods (12) connected with the support plate (11), a limiting seat (13) is sleeved on the support rods (12), and the limiting seat (13) is in threaded connection with the support rods (12).