CN111002275A

CN111002275A - Liftable engine nondestructive disassembly workbench

Info

Publication number: CN111002275A
Application number: CN201911286770.6A
Authority: CN
Inventors: 程敬卿; 王蓉蓉
Original assignee: Wuhu Dinghan Remanufacturing Technology Co Ltd
Current assignee: Wuhu Dinghan Remanufacturing Technology Co Ltd
Priority date: 2019-12-14
Filing date: 2019-12-14
Publication date: 2020-04-14

Abstract

The invention relates to a liftable operating platform for nondestructive disassembly of an engine, which comprises a movable fork-shaped base, wherein a fork-shaped support is driven to lift through a hydraulic cylinder above the base, rotating parts and clamping parts of fixing components are respectively arranged on the inner sides of two opposite supporting legs of the support, the rotating parts are used for installation during disassembly of the engine, and the clamping parts are used for fixation during disassembly of the engine. The engine can be moved to the interior of the engine directly by arranging the fork-shaped base and the bracket, then an operator can directly install the engine on the ground onto the bracket by moving the bracket downwards, the engine is installed on the bracket, then the bracket is started to lift the engine to a proper height, the disassembly of a user is facilitated, the problem that the engine cannot be lifted by a single heavy person and placed on a disassembling table is avoided, the engine disassembling device is simple and convenient, and the rotatable bracket is convenient for the user to disassemble.

Description

Liftable engine nondestructive disassembly workbench

Technical Field

The invention relates to the field of engine reprocessing, in particular to a liftable engine nondestructive disassembling workbench.

Background

Disassembling the engine body assembly: removing the fixing screws of the cylinder cover, paying attention to that the screws should be unscrewed from the two ends to the middle in a crossed manner, and removing the screws in 3 times; lifting the cylinder cover; taking down the cylinder gasket, paying attention to the installation orientation of the cylinder gasket, loosening the oil drain screw of the oil pan and draining the engine oil in the oil pan; turning over the engine, disassembling the oil pan fixing screws (note that the screws should also be unscrewed from the two ends to the middle), and disassembling the oil pan and the oil pan sealing gasket; loosening the fixing screw of the oil coarse filter, and disassembling the oil filter, the oil pump chain wheel and the oil pump; disassembling the engine piston connecting rod group; rotating the crankshaft to enable the pistons of the

cylinders

1 and 4 of the engine to be at a bottom dead center; respectively disassembling the fastening nuts of the connecting rods of the

cylinders

1 and 4, taking down the bearing caps of the connecting rods, paying attention to the matching marks of the connecting rods, and putting the connecting rods in sequence; lightly pushing out the piston connecting rod assemblies of the 1 cylinder and the 4 cylinders by using an iron hammer, catching and taking out the piston connecting rod assemblies at the outlets of the cylinders by using hands, and paying attention to the installation direction of the pistons; connecting rod bearing caps, connecting rod bolts and nuts are installed back according to the original positions, and connecting rods of different cylinders cannot be exchanged; and (5) disassembling the piston connecting rod groups of the

cylinders

2 and 3 by using the method.

The existing engine disassembling workbench is mainly fixed in height and heavy, and the engine is placed on the disassembling workbench surface by one person, so that the disassembling and repairing of operators are inconvenient.

Disclosure of Invention

The invention provides a liftable nondestructive disassembly workbench for an engine, which aims to meet the requirements of the disassembly workbench which is convenient for placing the engine and adjustable in height.

The technical problem to be solved by the invention is realized by adopting the following technical scheme:

the utility model provides a liftable workstation is disassembled to engine nondestructive, includes mobilizable forked base, the top of base drives forked support through the pneumatic cylinder and goes up and down, two landing leg inboards that the support is relative are installed the rotation piece and the holder of fixed subassembly respectively, the installation when rotating the piece and being used for disassembling of engine, the holder is used for the engine fixed when dismantling.

The rotating part comprises a rotating disc, the rotating disc is rotatably connected to one supporting leg of the support, a tooth groove is formed in the surface of the rotating disc, and a motor fixed to the supporting leg is meshed with the tooth groove through a gear of an output shaft.

The extruded part includes the pressure ram, the pressure ram rotate and fixed connection in another landing leg of support, the one end fixedly connected with pressure plate of pressure ram, pressure plate is used for with the engine centre gripping between rotating the piece and extruded part.

The surface of the rotary table is provided with a mounting piece which is used for being fixed with a bolt of an engine.

The base comprises a forked base plate and a supporting seat, the supporting seat is installed above the base plate, a sliding groove is formed in the side face of the supporting seat, and a rod body of the hydraulic cylinder drives the support to slide up and down in the sliding groove.

The area of the support is smaller than that of the base, and the support is located between the two support legs of the chassis.

The invention has the beneficial effects that:

the engine can be moved to the interior of the engine directly by arranging the fork-shaped base and the bracket, then an operator can directly install the engine on the ground onto the bracket by moving the bracket downwards, the engine is installed on the bracket, then the bracket is started to lift the engine to a proper height, the disassembly of a user is facilitated, the problem that the engine cannot be lifted by a single heavy person and placed on a disassembling table is avoided, the engine disassembling device is simple and convenient, and the rotatable bracket is convenient for the user to disassemble.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a first perspective view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic front view of the present invention;

fig. 4 is a schematic top cross-sectional view of the present invention.

In the figure: 1. a base; 11. a chassis; 12. a supporting seat; 13. a chute; 2. a hydraulic cylinder; 21. a rod body; 3. a support; 4. a fixing assembly; 41. a turntable; 42. a motor; 43. a tooth socket; 44. an extrusion stem; 45. a pressurizing plate; 46. and (4) a mounting piece.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be described more clearly and more completely with reference to the drawings in the following embodiments, and it is understood that the described embodiments are only a part of the present invention, rather than all of the present invention, and based on the embodiments, other embodiments obtained by those skilled in the art without inventive exercise are within the protection scope of the present invention.

As shown in fig. 1 to 4, a liftable workbench for nondestructive disassembly of an engine comprises a movable fork-shaped base 1, a fork-shaped support 3 is driven to lift through a hydraulic cylinder 2 above the base 1, a rotating part and a clamping part of a fixing component 4 are respectively arranged on the inner sides of two opposite supporting legs of the support 3, the rotating part is used for installation during disassembly of the engine, and the clamping part is used for fixation during disassembly of the engine.

The rotating part comprises a rotating disc 41, the rotating disc 41 is rotatably connected with one supporting leg of the bracket 3, a tooth groove 43 is formed in the surface of the rotating disc 41, and a motor 42 fixed on the supporting leg is meshed with the tooth groove 43 through a gear of an output shaft.

The extrusion member includes an extrusion rod 44, the extrusion rod 44 is fixedly connected to the other leg of the bracket 3, one end of the extrusion rod 44 rotates and is fixedly connected with a pressurizing plate 45, and the pressurizing plate 45 is used for clamping the engine between the rotating member and the extrusion member. The extrusion pole 44 sets up to telescopic link formula, and inside is provided with the spring and is arranged in pushing out the interior pole of extrusion pole 44 from the loop bar, and the front end of interior pole rotates and is fixed with pressure plate 45, and interior pole promotes pressure plate 45 and extrudees to the one end of engine for the engine is rotated the piece and is carried out the centre gripping with the extruded article, guarantees balanced fixed.

The surface of the turntable 41 is provided with mounting members 46, which mounting members 46 are intended for bolt-fixing with the engine. The mounting member 46 includes a mounting bracket for placing one end of the engine and a fixing member screwed with the engine by a bolt.

The base 1 comprises a forked chassis 11 and a supporting seat 12, the supporting seat 12 is installed above the chassis 11, a sliding groove 13 is formed in the side face of the supporting seat 12, and a rod body 21 of the hydraulic cylinder 2 drives the support 3 to slide up and down in the sliding groove 13. The chassis 11 is used for moving the whole device to the periphery of an engine, and the supporting seat 12 is used for lifting the bracket 3 up and down to provide support for lifting between the brackets.

The area of the bracket 3 is smaller than that of the base 1, and the bracket 3 is positioned between two support legs of the chassis 11. The area between two landing legs of support 3 is less than the area between two landing legs on the chassis 11 to guarantee the in-process of the decline of support 3, rotate the piece and the extruded piece is located between two landing legs of chassis 11, thereby can carry out further narrow scope to the engine that is located in the middle of the 11 landing legs in chassis, accomplish the centre gripping installation to the engine.

When in use; firstly, pushing a base 1, wherein the base 1 moves on the ground through wheels arranged on a chassis 11, the base 1 drives a support 3 to move towards an engine, two support legs of the chassis 11 are respectively arranged at two sides of the engine, so that the engine is semi-enclosed in the base 1, meanwhile, a hydraulic cylinder 2 is started, the hydraulic cylinder 2 drives a rod piece to stretch and move downwards to push the support 3 to move downwards, the support 3 slowly moves downwards to be close to the engine, the support 3 slowly encloses the engine between the two support legs until a rotating piece contacts the ground, so that a mounting frame in the mounting piece 46 is attached to the ground, then, a user pulls the engine, one end of the engine is placed on the mounting frame, the end of the engine is screwed on the mounting piece 46 through a bolt to finish primary fixing of the engine on the support 3, and meanwhile, an extrusion piece at the other side pushes a pressurizing plate 45 to extrude the other side of the engine through an extrusion, the cooperation rotates the piece and forms clamping action to the engine to make the setting that the engine can be steady on support 3, start hydraulic cylinder 2 once more afterwards, the body of rod 21 shrink is driven to pneumatic cylinder 2, rises support 3 to the height that the user is fit for the operation, then the user dismantles engine cylinder lid.

Further: during the upset, starter motor 42, motor 42 drive through the gear of output shaft and are provided with the carousel 41 rotation of rack, and the rotation of carousel 41 drives the engine and rotates to change different position person's of facilitating the use's of disassembling.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a liftable engine can't harm and disassemble workstation which characterized in that: including mobilizable forked base (1), the top of base (1) drives forked support (3) through pneumatic cylinder (2) and goes up and down, the rotation piece and the holder of fixed subassembly (4) are installed respectively to two relative landing leg inboards of support (3), the installation when rotating the piece and being used for dismantling of engine, the holder is used for the engine to dismantle fixed.

2. The liftable nondestructive disassembly workbench for an engine according to claim 1, characterized in that: the rotating part comprises a rotating disc (41), the rotating disc (41) is rotatably connected with one supporting leg of the support frame (3), a tooth groove (43) is formed in the surface of the rotating disc (41), and a motor (42) fixed on the supporting leg is meshed with the tooth groove (43) through a gear of an output shaft.

3. The liftable nondestructive disassembly workbench for an engine according to claim 1, characterized in that: the extrusion piece comprises an extrusion rod (44), the extrusion rod (44) rotates and is fixedly connected to the other supporting leg of the support (3), one end of the extrusion rod (44) is fixedly connected with a pressurizing plate (45), and the pressurizing plate (45) is used for clamping the engine between the rotating piece and the extrusion piece.

4. The liftable nondestructive disassembly workbench for the engine as recited in claim 2, further comprising: the surface of the rotary disc (41) is provided with a mounting piece (46), and the mounting piece (46) is used for being fixed with a bolt of an engine.

5. The liftable nondestructive disassembly workbench for an engine according to claim 1, characterized in that: the base (1) comprises a forked chassis (11) and a supporting seat (12), the supporting seat (12) is installed above the chassis (11), a sliding groove (13) is formed in the side face of the supporting seat (12), and a rod body (21) of the hydraulic cylinder (2) drives the support (3) to slide up and down in the sliding groove (13).

6. The liftable nondestructive disassembly workbench for an engine according to claim 1, characterized in that: the area of the support (3) is smaller than that of the base (1), and the support (3) is located between two support legs of the chassis (11).