CN212095711U

CN212095711U - Connecting rod grinding device

Info

Publication number: CN212095711U
Application number: CN202020601018.8U
Authority: CN
Inventors: 张岳君
Original assignee: Metalock Engineering Zhoushan Co ltd
Current assignee: Metalock Engineering Zhoushan Co ltd
Priority date: 2020-04-21
Filing date: 2020-04-21
Publication date: 2020-12-08
Anticipated expiration: 2030-04-21

Abstract

Connecting rod grinding device, the test platform comprises a support, be equipped with the polisher on the frame, the polisher include polisher and lower polisher, lower polisher and frame fixed connection, the mobile device is installed to polisher up end down, last polisher install on the mobile device and move under its control, go up the polisher and all install fixing device with lower polisher, do not install two parts about with the connecting rod on fixing device, at the semicircle part contact surface installation abrasive paper of one of them connecting rod major part, drive the polisher through the mobile device, realize two parts friction about the connecting rod, reduce the diameter of connecting rod major part hole.

Description

Connecting rod grinding device

Technical Field

The utility model relates to a connecting rod processing field especially relates to connecting rod grinding device.

Background

The connecting rod is used for connecting the piston and the crankshaft, transmitting acting force borne by the piston to the crankshaft and converting reciprocating motion of the piston into rotary motion of the crankshaft. The connecting rod body consists of three parts, and the part connected with the piston pin is called a connecting rod small end; the part connected with the crankshaft is called a connecting rod big head, and the rod part connected with the small head and the big head is called a connecting rod body.

The connecting rod big end and the crankshaft are connected in the process, the inner wall of the connecting rod big end can be polished under the action of the crankshaft, the diameter of the connecting rod big end is too large, the normal working requirement cannot be met, and even major accidents can be caused, so that the connecting rod big end and the crankshaft can be recycled to be secondarily processed, and the diameter of a hole is reduced through polishing.

The big head of the connecting rod is composed of two semicircular parts, and after the big head of the connecting rod is recovered, the contact surfaces of the two semicircular parts need to be polished.

The traditional grinding technology is to grind the semi-circular parts respectively, so that the working efficiency is low, and the high-production-efficiency era cannot be adapted to. For this reason, the existing machines place a large number of connecting rods on a supporting plate and then grind the connecting rods together, but the grinding can only be carried out on a single semicircular part, and then the grinding of the other semicircular part is carried out. Compared with the traditional grinding technology, the machine improves the production efficiency, but the process is still complicated, the mechanization cannot be achieved, a large amount of time is consumed, and the machine has serious defects.

SUMMERY OF THE UTILITY MODEL

For solving above problem, the utility model provides a connecting rod grinding device, the test platform comprises a support, be equipped with the polisher on the frame, the polisher include polisher and lower polisher, lower polisher and frame fixed connection, the mobile device is installed to polisher up end down, last polisher install on the mobile device and remove under its control, go up the polisher and all install fixing device with lower polisher.

The moving device comprises a motor, a horizontal guide rail and a horizontal moving seat arranged on the horizontal guide rail, and the upper grinding machine is arranged on the horizontal moving seat.

Go up the polisher and install elevating gear, elevating gear includes a screw rod, spring and a nut, a screw rod runs through in last polisher and its lower terminal surface and horizontal migration seat fixed connection, the spring housing is located on the screw rod, terminal surface and last polisher bottom end fixed mounting under the spring, a nut and a screw rod cooperation and install in the spring up end. A first gasket is arranged between the nut and the upper end face of the spring.

The movable shaft base is installed to the horizontal migration seat, the movable shaft is installed to the movable shaft base, go up the polisher and be equipped with the passageway that is used for the activity from top to bottom of movable shaft.

Fixing device include No. two screw rods and with No. two screw rod complex nuts No. two, No. two screw rods respectively fixed mounting on the outer wall of last polisher and lower polisher.

The fixing device further comprises a second gasket, and the second gasket is installed between the second nut and the outer wall.

Has the advantages that:

the upper part and the lower part of the connecting rod are respectively arranged on the fixing device, abrasive paper is arranged on the contact surface of the semicircular part of the big end of one connecting rod, the moving device drives the upper grinding machine, the friction of the upper part and the lower part of the connecting rod is realized, and the diameter of the inner hole of the big end of the connecting rod is reduced.

Drawings

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

Fig. 2 is a schematic structural diagram of a mobile device.

Fig. 3 is a schematic view of the internal structure of the upper sander.

Fig. 4 is an open view of the outer cover of the upper grinder.

Fig. 5 is a schematic view of the upper sander being lowered.

Fig. 6 is a schematic view of the structure of the lower part of the connecting rod.

The grinding machine comprises a machine base 1, an upper grinding machine 2, a lower grinding machine 3, a horizontal guide rail 4, a spring base 6, a first screw rod 7, a first nut 8, a first gasket 9, a spring 10, a movable shaft base 11, a movable shaft 12, a channel 13, a second screw rod 14, a second nut 15, a second gasket 16, an outer cover 17, a locking buckle 18 and a grinding part 19.

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to 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 in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

The skilled person should understand that: although the present invention has been described in accordance with the above embodiments, the inventive concept is not limited to this embodiment, and any modification of the inventive concept will be included in the scope of the patent claims.

As shown in the figure: connecting rod grinding device, including frame 1, be equipped with the polisher on the frame 1, the polisher include polisher 2 and lower polisher 3, lower polisher 3 and 1 fixed connection of frame, the mobile device is installed to 3 up end down of polisher, last polisher 2 install on the mobile device and remove under its control, go up polisher 2 and lower polisher 3 and all install fixing device.

The moving device comprises a motor, a horizontal guide rail and a cam, the upper grinding machine 2 is installed on the horizontal guide rail, and the motor drives the cam to further drive the horizontal guide rail to move.

The upper part and the lower part of the connecting rod are respectively arranged on the fixing device, abrasive paper is arranged on the contact surface of the semicircular part of the big end of one connecting rod, the upper grinding machine 2 is driven by the moving device, the friction of the upper part and the lower part of the connecting rod is realized, and the diameter of the inner hole of the big end of the connecting rod is reduced.

And a spring base 6 is arranged on the lower end surface of the upper grinding machine 2.

Install the polisher that sets up in pairs and mirror image on the frame 1, go up polisher 2 and all install on same horizontal guide 4, drive two and go up 2 displacements of polisher under the effect of motor, start worker about realizing, improve work efficiency, reduce the machine cost.

Go up polisher 2 and install elevating gear, elevating gear includes screw rod 7, spring 10 and nut 8 No. one, screw rod 7 runs through in last polisher 2 and its lower terminal surface and 5 fixed connection of horizontal migration seat, spring 10 cover is located on screw rod 7, terminal surface and last polisher 2 bottom face fixed mounting under spring 10, nut 8 just installs in spring 10 up end with a screw rod 7 cooperation. A first gasket 9 is arranged between the nut and the upper end face of the spring 10.

The washer is pressed down by rotating the nut, the spring 10 is compressed under the action of the washer, the upper sander 2 is pressed down and then descends under the action of the spring 10, and otherwise, the upper sander ascends.

Horizontal migration seat 5 installs loose axle base 11, loose axle 12 is installed to loose axle base 11, go up polisher 2 and be equipped with the passageway 13 that is used for loose axle 12 to move about from top to bottom.

The fixing device comprises a second screw rod 14 and a second nut 15 matched with the second screw rod 14, and the second screw rod 14 is fixedly installed on the outer walls of the upper grinding machine 2 and the lower grinding machine 3 respectively.

The fixing device further comprises a second gasket 16, the second gasket 16 is installed between the second nut 15 and the outer wall, the connecting rod is clamped between the second gasket 16 and the outer wall, and the connecting rod is fixed through rotating the nut.

Go up polisher 2 and be equipped with the enclosing cover 17 that turns up, enclosing cover 17 close through locking buckle 18 when not opening, when needing to repair polisher 2, through turning up enclosing cover 17 and maintaining its inside, convenient and fast.

Claims

1. Connecting rod grinding device, its characterized in that: including frame (1), be equipped with the polisher on frame (1), the polisher include polisher (2) and lower polisher (3), lower polisher (3) and frame (1) fixed connection, the mobile device is installed to polisher (3) up end down, last polisher (2) install on the mobile device and remove under its control, go up polisher (2) and lower polisher (3) and all install fixing device.

2. The connecting rod sharpening device of claim 1, wherein: the moving device comprises a motor, a horizontal guide rail and a cam, the upper grinding machine (2) is installed on the horizontal guide rail, and the motor drives the cam to further drive the horizontal guide rail to move.

3. The connecting rod sharpening device of claim 2, wherein: go up polisher (2) and install elevating gear, elevating gear includes screw rod (7), spring (10) and nut (8) No. one, screw rod (7) run through in last polisher (2) and its lower terminal surface and horizontal migration seat (5) fixed connection, spring (10) cover is located on screw rod (7), terminal surface and last polisher (2) bottom face fixed mounting under spring (10), nut (8) just install in spring (10) up end with a screw rod (7) cooperation.

4. The connecting rod sharpening device of claim 3, wherein: a first gasket (9) is arranged between the nut and the upper end face of the spring (10).

5. The connecting rod sharpening device of claim 4, wherein: a movable shaft base (11) is installed on the horizontal moving seat (5), a movable shaft (12) is installed on the movable shaft base (11), and a channel (13) used for the movable shaft (12) to move up and down is arranged on the upper grinding machine (2).

6. The connecting rod sharpening device of claim 1, wherein: fixing device includes No. two screw rods (14) and No. two nuts (15) with No. two screw rods (14) complex, No. two screw rods (14) respectively fixed mounting on the outer wall of last polisher (2) and lower polisher (3).

7. The connecting rod sharpening device of claim 6, wherein: the fixing device further comprises a second gasket (16), and the second gasket (16) is installed between the second nut (15) and the outer wall.