CN214446034U

CN214446034U - Piston disassembling equipment for automobile maintenance

Info

Publication number: CN214446034U
Application number: CN202120683221.9U
Authority: CN
Inventors: 杜秋实; 郭飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-03
Filing date: 2021-04-03
Publication date: 2021-10-22
Anticipated expiration: 2031-04-03

Abstract

The utility model discloses a piston disassembling equipment for auto repair, include: the device comprises a shell, a dismounting mechanism and a positioning mechanism; the disassembling mechanism comprises a first fixing plate and arc-shaped plates, a hole groove is formed in the first fixing plate, and the arc-shaped plates are symmetrically arranged in the hole groove; the positioning mechanism comprises a screw rod and a threaded sleeve, the screw rod is symmetrically and rotatably connected inside the shell, the threaded sleeve is sleeved on one side of the screw rod, and one side of the threaded sleeve is fixedly connected with the first fixing plate; when the utility model is used, the piston is limited by arranging the arc plate, the retainer ring of the piston pin is prevented from falling into the engine below the piston, the piston pin is ejected out by arranging the bolt to disassemble the piston, and the retainer ring or impurities are prevented from falling into the engine to influence the normal use of the engine; the utility model discloses when using, carry out the position adjustment of detaching mechanism through setting up the positioning mechanism, make the utility model discloses can dismantle the piston of different models.

Description

Piston disassembling equipment for automobile maintenance

Technical Field

The utility model relates to an auto repair equipment technical field specifically is piston dismantling equipment for auto repair.

Background

With the stricter requirements of the whole automobile on the dynamic property, the economical efficiency, the environmental protection and the reliability of the engine, the piston is developed into a product with high technical content which integrates a plurality of new technologies such as a light high-strength new material, a special-shaped excircle composite profile, a special-shaped pin hole and the like, the piston is a part which does reciprocating motion in a cylinder body of the automobile engine, the basic structure of the piston can be divided into a top part, a head part and a skirt part, the top part of the piston is a main part forming a combustion chamber, the shape of the top part of the piston is related to the selected combustion chamber form, the gasoline engine mostly adopts a flat-top piston, the heat absorption area is small, various pits are frequently arranged at the top part of the piston of the diesel engine, and the specific shape, the position and the size of the pits are matched with the requirements of the formation and the combustion of mixed gas of the diesel engine.

In the automobile piston maintenance process, need pull down the piston and overhaul or change it, current automobile piston dismantles in-process, need pull down the rand of piston pin earlier, then take out the piston pin, pull down the rand in-process, for preventing that the rand from dropping to engine department, lay the cloth at connecting rod department usually and shelter from, but the easy adhesion impurity of cloth, lead to impurity to fall into engine department and influence its normal use, for this reason, provide a piston dismantling equipment for automobile maintenance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a piston disassembly equipment for auto repair to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: piston disassembling equipment for automobile maintenance comprises: the device comprises a shell, a dismounting mechanism and a positioning mechanism;

the disassembly mechanism comprises a first fixing plate and an arc-shaped plate, a hole groove is formed in the first fixing plate, the arc-shaped plate is symmetrically arranged in the hole groove, and the disassembly mechanism is used for fixing the position of the piston and ejecting out the piston pin;

the positioning mechanism comprises a screw and a threaded sleeve, the screw is symmetrically and rotatably connected inside the shell, the threaded sleeve is sleeved on one side of the screw, one side of the threaded sleeve is fixedly connected with the first fixing plate, and the positioning mechanism is used for adjusting the height of the dismounting mechanism.

By adopting the technical scheme, the dismounting mechanism is arranged to prevent the clamping ring of the piston pin from falling into the engine below the piston before the piston pin is ejected, and the position adjusting mechanism is arranged to facilitate position adjustment of the dismounting mechanism according to different piston models.

Preferably, one side of the screw rod, which is located inside the shell, is fixedly connected with a first gear, one side of the inside of the shell is rotatably connected with a rotating shaft, one side of the rotating shaft is fixedly connected with a second gear, and the first gear is meshed with the second gear.

Through adopting above-mentioned technical scheme, set up first gear cooperation second gear and drive two screws and rotate simultaneously, be convenient for carry out the position adjustment of disassembly body.

Preferably, the top of the screw is fixedly connected with a second limiting plate, and one end of the rotating shaft is fixedly connected with a rotating disc.

Through adopting above-mentioned technical scheme, set up the second limiting plate and prevent that the thread bush from droing from the screw rod.

Preferably, two second springs are fixedly connected to two sides of the inner portion of the hole groove, a first limiting plate is fixedly connected to one end of each second spring, and one side of the first limiting plate is fixedly connected with the arc-shaped plate.

Through adopting above-mentioned technical scheme, set up the second spring and be convenient for laminate arc and piston.

Preferably, a second fixing plate is arranged on one side of the top of the first fixing plate, screw holes are formed in the second fixing plate in an equidistant mode, and bolts are connected to the screw holes through threads inside the screw holes.

Through adopting above-mentioned technical scheme, set up bolt cooperation screw and be convenient for ejecting the piston pin from the piston.

Preferably, a slide rail is installed on one side of the top of the first fixing plate, a slide block is connected to the inside of the slide rail in a sliding manner, two limit blocks are fixedly connected to two sides of the inside of the slide rail, a first spring is fixedly connected to one side of the slide block, one end of the first spring is fixedly connected with the limit blocks, and the top of the slide block is fixedly connected with the second fixing plate.

Through adopting above-mentioned technical scheme, set up the slider and slide in the slide rail, prevent the offset of second fixed plate and bolt.

Compared with the prior art, the beneficial effects of the utility model are that:

when the piston is used, the piston is limited by arranging the arc-shaped plate, the retainer ring of the piston pin is prevented from falling into an engine below the piston, the piston pin is ejected out by arranging the bolt to disassemble the piston, and the retainer ring or impurities are prevented from falling into the engine to influence the normal use of the engine;

two, the utility model discloses when using, carry out the position adjustment of detaching mechanism through setting up the positioning mechanism, make the utility model discloses can dismantle the piston of different models.

Drawings

Fig. 1 is a schematic structural view of a piston dismounting device for automobile maintenance of the present invention;

FIG. 2 is a schematic side view of the inner structure of the casing of the piston disassembling apparatus for automobile maintenance according to the present invention;

fig. 3 is the utility model discloses a first fixed plate in piston disassembling equipment for auto repair looks sideways at the internal structure schematic diagram.

In the figure: 1. a screw hole; 2. a hole groove; 10. a disassembly mechanism; 11. a first fixing plate; 12. a second fixing plate; 13. a first spring; 14. a slide rail; 15. a limiting block; 16. a slider; 17. a bolt; 18. an arc-shaped plate; 19. a second spring; 101. a first limit plate; 20. a position adjusting mechanism; 21. a second limiting plate; 22. a screw; 23. a threaded sleeve; 24. a turntable; 25. a first gear; 26. a second gear; 27. a rotating shaft; 31. a housing.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

as shown in fig. 1 to 3, a piston removing apparatus for vehicle maintenance includes: the shell 31, the dismounting mechanism 10 and the positioning mechanism 20;

the disassembly mechanism 10 comprises a first fixing plate 11 and arc plates 18, a hole groove 2 is formed in the first fixing plate 11, the arc plates 18 are symmetrically arranged in the hole groove 2, and the disassembly mechanism 10 is used for fixing the position of a piston and ejecting out a piston pin.

In order to fit the arc plate 18 and the piston, two second springs 19 are fixedly connected to two sides of the inner portion of the hole groove 2, a first limiting plate 101 is fixedly connected to one end of each second spring 19, and one side of each first limiting plate 101 is fixedly connected with the arc plate 18.

In order to facilitate the piston pin to be ejected out of the piston, a second fixing plate 12 is arranged on one side of the top of the first fixing plate 11, screw holes 1 are equidistantly distributed in the second fixing plate 12, and bolts 17 are connected to the inner threads of the screw holes 1.

In order to prevent the position deviation of the second fixing plate 12 and the bolt 17, a slide rail 14 is installed on one side of the top of the first fixing plate 11, a slide block 16 is connected to the inside of the slide rail 14 in a sliding manner, two limit blocks 15 are fixedly connected to two sides of the inside of the slide rail 14, a first spring 13 is fixedly connected to one side of the slide block 16, one end of the first spring 13 is fixedly connected with the limit blocks 15, and the top of the slide block 16 is fixedly connected with the second fixing plate 12.

As shown in fig. 1 to 3, the positioning mechanism 20 comprises: the positioning mechanism 20 comprises a screw 22 and a threaded sleeve 23, the screw 22 is symmetrically and rotatably connected to the inside of the housing 31, the threaded sleeve 23 is sleeved on one side of the screw 22, and one side of the threaded sleeve 23 is fixedly connected with the first fixing plate 11.

As shown in fig. 1-3, the principle of the positioning mechanism 20 is: the positioning mechanism 20 is used to adjust the height of the detaching mechanism 10.

In order to facilitate the position adjustment of the dismounting mechanism 10, a first gear 25 is fixedly connected to one side of the screw 22 located inside the housing 31, a rotating shaft 27 is rotatably connected to one side of the inside of the housing 31, a second gear 26 is fixedly connected to one side of the rotating shaft 27, and the first gear 25 is meshed with the second gear 26.

In order to prevent the threaded sleeve 23 from falling off the screw 22, a second limiting plate 21 is fixedly connected to the top of the screw 22, and a rotating disc 24 is fixedly connected to one end of the rotating shaft 27.

According to the technical scheme, the working steps of the scheme are summarized and carded:

during the use, the rotating disc 24 is rotated, the rotating shaft 27 is matched to drive the second gear 26 to rotate, the second gear 26 is matched with the first gear 25 to drive the screw rod 22 to rotate, the screw rod 22 is matched with the threaded sleeve 23 to drive the first fixing plate 11 to move, the position of the first fixing plate 11 is adjusted according to the position of the piston, the arc plate 18 is extruded towards the hole groove 2, the arc plate 18 drives the first limiting plate 101 to extrude the second spring 19, the piston enters the hole groove 2, the arc plate 18 is loosened, the second spring 19 pushes the first limiting plate 101, the arc plate 18 is driven to be attached to the piston, the clamping ring of the piston pin is taken down, the clamping ring is prevented from dropping to the engine by the arc plate 18, the position of the bolt 17 is adjusted according to the position of the piston pin, the second fixing plate 12 is pulled, the sliding block 16 is driven to extrude the first spring 13, the second fixing plate 12 is loosened, and the second fixing plate 12 drives the bolt 17 to eject the piston pin.

To sum up: when the utility model is used, the piston is limited by arranging the arc plate 18, the retainer ring of the piston pin is prevented from falling into the engine below the piston, the piston pin is ejected out by arranging the bolt 17 to disassemble the piston, and the retainer ring or impurities are prevented from falling into the engine to influence the normal use of the engine; the utility model discloses when using, carry out the position adjustment of detaching mechanism 10 through setting up positioning mechanism 20, make the utility model discloses can dismantle the piston of different models.

The part not involved in the utility model is the same as the prior art or can be realized by adopting the prior art. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Piston disassembling equipment for auto repair, its characterized in that includes: the device comprises a shell (31), a dismounting mechanism (10) and a positioning mechanism (20);

the disassembling mechanism (10) comprises a first fixing plate (11) and arc-shaped plates (18), hole grooves (2) are formed in the first fixing plate (11), and the arc-shaped plates (18) are symmetrically arranged in the hole grooves (2);

the positioning mechanism (20) comprises a screw rod (22) and a threaded sleeve (23), the screw rod (22) is symmetrically and rotatably connected to the inside of the shell (31), the threaded sleeve (23) is sleeved on one side of the screw rod (22), and one side of the threaded sleeve (23) is fixedly connected with the first fixing plate (11).

2. The piston disassembling apparatus for automobile maintenance according to claim 1, wherein: the screw rod (22) is located inside one side fixedly connected with first gear (25) of casing (31), inside one side rotation of casing (31) is connected with pivot (27), one side fixedly connected with second gear (26) of pivot (27), first gear (25) and second gear (26) meshing are connected.

3. The piston disassembling apparatus for automobile maintenance according to claim 2, wherein: the top fixedly connected with second limiting plate (21) of screw rod (22), the one end fixedly connected with carousel (24) of pivot (27).

4. The piston disassembling apparatus for automobile maintenance according to claim 1, wherein: two second springs (19) are fixedly connected to two sides of the interior of the hole groove (2), a first limiting plate (101) is fixedly connected to one end of each second spring (19), and one side of each first limiting plate (101) is fixedly connected with the arc-shaped plate (18).

5. The piston disassembling apparatus for automobile maintenance according to claim 1, wherein: the top one side of first fixed plate (11) is equipped with second fixed plate (12), screw (1) have been seted up in the inside equidistance distribution of second fixed plate (12), the internal thread of screw (1) is connected with bolt (17).

6. The piston disassembling apparatus for automobile maintenance according to claim 5, wherein: slide rail (14) are installed to top one side of first fixed plate (11), the inside sliding connection of slide rail (14) has slider (16), two stopper (15) of the inside both sides fixedly connected with of slide rail (14), the first spring (13) of one side fixedly connected with of slider (16), the one end and stopper (15) fixed connection of first spring (13), the top and the second fixed plate (12) fixed connection of slider (16).