CN217703258U

CN217703258U - Variable-diameter engine crankshaft oil seal mounting tool

Info

Publication number: CN217703258U
Application number: CN202221856918.2U
Authority: CN
Inventors: 李金龙; 童顺志; 袁国威
Original assignee: Shandong Tanaka Machinery Equipment Co ltd
Current assignee: Shandong Tanaka Machinery Equipment Co ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2022-11-01
Anticipated expiration: 2032-07-19

Abstract

The utility model belongs to the technical field of the oil blanket installation technique and specifically relates to a but reducing engine crankshaft oil blanket mounting tool is related to, including the pressure head, supporting disk and fastener, set up two at least U type grooves at the border position of supporting disk upper surface, the pressure head includes sector block and L type piece, L type piece upper end slides and sets up in the U type inslot of supporting disk, L type piece upper end length is longer than the length in U type groove, the top at the supporting disk is installed to the fastener, the fastener is used for locking the position of L type piece in U type inslot, L type piece lower extreme is connected with sector block, the minor arc of sector block is towards the supporting disk center place direction, the pressure head figure is unanimous with U type groove figure. The positioning disk is rotatory, drives the locating pin that is located the arc downthehole to make the pressure head upper end slide in the supporting disk, and then change the diameter of the pressure head bottom circle that forms, pressure head diameter confirms good back, and fastening bolt compresses tightly the positioning disk, makes it keep this pressure head diameter unchangeable.

Description

Variable-diameter engine crankshaft oil seal mounting tool

Technical Field

The utility model belongs to the technical field of the oil blanket installation technique and specifically relates to a but reducing engine crankshaft oil blanket mounting tool is related to.

Background

At present, the installation of front and rear oil seals of a crankshaft is the most original mode, even a special tool is adopted, the special tool is corresponding to an engine, a service provider can purchase related special tools when maintaining a plurality of types of engines, the special tools are various, the maintenance investment is large, and the maintenance workload is increased due to the fact that the special tools are found to correspond every day, and the maintenance cost is wasted.

SUMMERY OF THE UTILITY MODEL

In order to solve an engine and correspond an oil blanket mounting tool and the waste that brings, the utility model provides a but reducing engine crankshaft oil blanket mounting tool.

The utility model provides a pair of but reducing engine crankshaft oil blanket mounting tool adopts following technical scheme:

the utility model provides a but reducing engine crankshaft oil blanket mounting tool includes pressure head, supporting disk and fastener the border position of supporting disk upper surface sets up two at least U type grooves, the pressure head includes fan-shaped piece and L type piece, L type piece upper end slide set up in the U type inslot of supporting disk, L type piece upper end length is longer than the length in U type groove, the fastener is installed the top of supporting disk, the fastener is used for the locking L type piece is in position in the U type inslot, L type piece lower extreme with the fan-shaped piece is connected, the minor arc orientation of fan-shaped piece the direction in supporting disk center place, the pressure head figure with U type groove figure is unanimous.

Through adopting above-mentioned technical scheme, the pressure head slides in the U type groove of supporting disk to change the diameter of the pressure head lower extreme formation circle, confirm the pressure head position after, fix its position through the fastener.

Preferably, but reducing engine crankshaft oil blanket mounting tool still includes the positioning disk, the positioning disk is installed the supporting disk with between the fastener open on the positioning disk have with the arc hole that pressure head figure is unanimous, arc hole one end is close to the center of positioning disk, the other end in arc hole is kept away from the center of positioning disk the tip installation reducing piece of L type piece upper end, the reducing piece is arranged in the arc is downthehole.

Through adopting above-mentioned technical scheme, the positioning disk is rotatory to drive the arc hole rotatory to drive the reducing piece and rotate, and then change the diameter of the pressure head bottom surface circle that forms.

Through holes are formed in the centers of the supporting plate and the fastening piece, a connecting screw rod penetrates through the through holes, and a connecting plate is installed on the connecting screw rod below the supporting plate.

Preferably, 6U-shaped through holes are uniformly distributed at the edge of the connecting disc, a circular through hole is formed in the connecting disc between two adjacent U-shaped through holes, and small long holes are formed in the connecting disc, which is symmetrical about the circle center, of the circular through hole.

Through adopting above-mentioned technical scheme, 6U type through-holes make the connection pad applicable in five holes of equipartition, six holes, eight bent axles, and round through-hole and little slot hole give the locating pin on the bent axle and give way.

Preferably, the variable-diameter engine crankshaft oil seal mounting tool further comprises a rotating mechanism (9), the rotating mechanism (9) is mounted on the connecting screw rod (1) above the fastening piece, and a plane bearing (11) is mounted on the rotating screw rod between the rotating mechanism (9) and the fastening piece.

Through adopting above-mentioned technical scheme, rotatory rotary mechanism drives the whole downstream of pressure head to press the oil blanket to the hole.

Preferably, at least one handle is arranged on the side surfaces of the positioning disc, the fastening piece and the rotating mechanism.

Through adopting above-mentioned technical scheme, be convenient for rotate positioning disk, fastener and rotary mechanism.

Preferably, the fastener is a fastening bolt.

Preferably, a protective gasket is fixedly arranged below the pressure head segment, and the number of the protective gasket is consistent with that of the pressure head.

By adopting the technical scheme, the protective gasket is made of nylon materials to protect the oil seal.

Preferably, the diameter-changing block is a positioning pin.

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

1. the positioning disk is rotatory, drives the locating pin that is located the arc downthehole to make the pressure head upper end slide in the supporting disk, and then change the diameter of the pressure head bottom circle that forms, pressure head diameter confirms good back, and fastening bolt compresses tightly the positioning disk, makes it keep this pressure head diameter unchangeable.

2. The edge of the connecting disc is provided with 6U-shaped through holes, so that the connecting disc can be stably installed with crankshafts with five, six and 8 uniformly distributed holes, and the situation of oil leakage repair can be avoided when one side of the connecting disc is obliquely installed or not in place.

3. And a protective gasket is arranged at the bottom of the pressure head to protect the oil seal.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top view of the schematic structure.

Fig. 3 isbase:Sub>A cross-sectional viewbase:Sub>A-base:Sub>A of fig. 1.

Fig. 4 is a bottom view of the present invention.

Fig. 5 is a schematic view of the mounting of the indenter and the support plate.

Description of reference numerals: 1. connecting a screw rod; 2. a handle; 3. positioning a plate; 4. a pressure head; 5. a protective pad; 6. connecting the disc; 7. a support disc; 8. fastening a bolt; 9. a rotation mechanism; 10. positioning pins; 11. a plane bearing.

Detailed Description

The present invention will be described in further detail with reference to fig. 1 to 5.

Referring to fig. 1 to 5, the embodiment discloses a variable-diameter engine crankshaft oil seal installation tool, which includes a pressure head 4, a support plate 7 and a fastener, wherein at least two U-shaped grooves are formed in the edge position of the upper surface of the support plate 7, the pressure head 4 includes a sector block and an L-shaped block, the upper end of the L-shaped block is slidably arranged in the U-shaped groove of the support plate 7, the length of the upper end of the L-shaped block is longer than that of the U-shaped groove, the fastener is installed above the support plate 7, the fastener is used for locking the position of the L-shaped block in the U-shaped groove, the lower end of the L-shaped block is connected with the sector block, the short arc of the sector block faces the center of the support plate 7, and the number of the pressure head 4 is consistent with that of the U-shaped grooves. The pressure head slides in the U type groove of supporting disk to change the diameter of the circle that the pressure head lower extreme formed, confirm the pressure head position after, fix its position through the fastener.

This but reducing engine crankshaft oil blanket mounting tool still includes positioning disk 3, and positioning disk 3 installs between supporting disk 7 and fastener, and it has the arc hole unanimous with 4 figure of pressure head to open on positioning disk 3, and arc hole one end is close to positioning disk 3's center, and positioning disk 3's center is kept away from to the other end in arc hole, at the tip installation reducing piece of L type piece upper end, and the reducing piece is arranged in the arc downthehole. The positioning disc rotates to drive the arc-shaped hole to rotate, so that the reducing block is driven to rotate, and the diameter of a circle formed on the bottom surface of the pressure head is changed.

Through holes are formed in the centers of the supporting plate 7 and the fastener, the connecting screw rod 1 penetrates through the through holes, and the connecting plate 6 is installed on the connecting screw rod 1 below the supporting plate 7.

6U-shaped through holes are uniformly distributed at the edge of the connecting disc 6, a circular through hole is formed in the connecting disc between two adjacent U-shaped through holes, and small long holes are formed in the connecting disc, which is symmetrical about the circle center, of the circular through hole. The 6U-shaped through holes enable the connecting disc to be suitable for crankshafts with five, six and eight uniformly distributed holes, and the round through holes and the small long holes give way to positioning pins on the crankshafts.

The diameter-variable engine crankshaft oil seal mounting tool further comprises a rotating mechanism 9, the rotating mechanism 9 is mounted on the connecting screw rod 1 above the fastener, and a plane bearing 11 is mounted on the rotating screw rod between the rotating mechanism 9 and the fastener. And rotating the rotating mechanism to drive the whole pressing head to move downwards so as to press the oil seal into the inner hole.

At least one handle 2 is arranged on the side surfaces of the positioning disc 3, the fastening piece and the rotating mechanism 9, so that the positioning disc, the fastening piece and the rotating mechanism can be conveniently rotated.

The fastening member is a fastening bolt 8.

And a protective gasket 5 is fixedly arranged below the segment of the pressure head 4, and the number of the protective gaskets 5 is consistent with that of the pressure head 4. The protective gasket adopts a nylon material to protect the oil seal.

The diameter-changing block is a positioning pin 10.

The embodiment of the utility model provides a but reducing engine crankshaft oil blanket mounting tool's implementation principle does:

the arc hole of positioning disk 3 realizes through the rotatory locating pin 10 that drives on the pressure head 4 in the center that pressure head 4 slides in the U type groove of supporting disk, and then adjusts the diameter size of the circle that the pressure head bottom formed, after confirming the diameter, rotatory fastening bolt 8 locks positioning disk 3 to make the size fixed, rotary mechanism is rotatory down pressure head 4 on connecting screw 1, and pressure head 4 descends to drive the oil blanket and impresses the sky, accomplishes the installation of oil blanket. Set up 6U type through-holes on connection pad 6 and make this mounting tool applicable in five holes of equipartition, six holes, eight bent axles, the round through-hole on connection pad 6 and little slot hole give the locating pin on the bent axle to let the position, make the connection pad install on the bent axle better.

Above is the preferred embodiment of the utility model, not limit according to this the utility model discloses a protection scope, the event: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a but reducing engine crankshaft oil blanket mounting tool which characterized in that: including pressure head (4), supporting disk (7) and fastener the border position of supporting disk (7) upper surface sets up two at least U type grooves, pressure head (4) include fan-shaped piece and L type piece, L type piece upper end slide set up in the U of supporting disk (7) type inslot, L type piece upper end length is greater than the length in U type groove, the fastener is installed the top of supporting disk (7), the fastener is used for the locking L type piece is in the position in U type inslot, L type piece lower extreme with the fan-shaped piece is connected, the short arc orientation of fan-shaped piece supporting disk (7) center place direction, pressure head (4) figure with U type groove figure is unanimous.

2. The variable diameter engine crankshaft oil seal installation tool of claim 1, characterized in that: but reducing engine crankshaft oil blanket mounting tool still includes positioning disk (3), positioning disk (3) are installed supporting disk (7) with between the fastener open on positioning disk (3) have with the arc hole that pressure head (4) figure is unanimous, arc hole one end is close to the center of positioning disk (3), the other end in arc hole is kept away from the center of positioning disk (3) the tip installation reducing piece of L type piece upper end, the reducing piece is arranged in the arc is downthehole.

3. The variable diameter engine crankshaft oil seal installation tool of claim 2, wherein: through holes are formed in the centers of the supporting plate (7) and the fastener, a connecting screw (1) penetrates through the through holes, and a connecting disc (6) is installed on the connecting screw (1) below the supporting plate (7).

4. The variable diameter engine crankshaft oil seal installation tool of claim 3, characterized in that: 6U-shaped through holes are uniformly distributed at the edge of the connecting disc (6), a circular through hole is formed in the connecting disc between two adjacent U-shaped through holes, and small long holes are formed in the connecting disc, which is symmetrical about the circle center, of the circular through hole.

5. The variable diameter engine crankshaft oil seal installation tool of claim 4, wherein: but reducing engine crankshaft oil blanket mounting tool still includes rotary mechanism (9), rotary mechanism (9) are installed the fastener top on connecting screw (1) rotary mechanism (9) with between the fastener connecting screw (1) go up installation plane bearing (11).

6. The variable diameter engine crankshaft oil seal installation tool of claim 5, characterized in that: and at least one handle (2) is arranged on the side surfaces of the positioning disc (3), the fastening piece and the rotating mechanism (9).

7. A variable diameter engine crankshaft oil seal installation tool according to any one of claims 2 to 6, characterized in that: the fastening piece is a fastening bolt (8).

8. The variable diameter engine crankshaft oil seal installation tool of claim 1, characterized in that: and a protective gasket (5) is fixedly arranged below the segment of the pressure head (4), and the number of the protective gaskets (5) is consistent with that of the pressure head (4).

9. The tool for mounting the oil seal of the crankshaft of the variable-diameter engine according to any one of claims 2 to 6, wherein: the diameter-changing block is a positioning pin (10).