CN215148742U

CN215148742U - Cylinder cap dismouting platform

Info

Publication number: CN215148742U
Application number: CN202120311001.3U
Authority: CN
Inventors: 周海令; 李玉杰; 陆忠东; 张益超
Original assignee: Zhangjiagang Sigo Machinery Co ltd
Current assignee: Zhangjiagang Sigo Machinery Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-12-14
Anticipated expiration: 2031-02-03

Abstract

The utility model discloses a cylinder cover dismounting platform, the supporting beam is movably connected with the frame and is positioned above the supporting beam, the driving head is movably connected with the supporting beam and is positioned above the supporting beam, the locking shaft is fixedly connected with the frame and is positioned at one side of the frame far away from the rotating shaft, the supporting frame is respectively fixedly connected with the rotating shaft and the locking shaft and is positioned between the rotating shaft and the locking shaft, the first rocker is fixedly connected with the rotating shaft and is positioned at the side of the rotating shaft, the working plate is fixedly connected with the supporting frame and is positioned above the supporting frame, the rotating handle is fixedly connected with the supporting frame and is positioned below the supporting frame, through the structure, the supporting beam and the rotary working platform can be used for clamping cylinder covers with different specifications, and the pressure head is utilized to disassemble the cylinder cover, so that the operation is more convenient, and the valve spring is not easy to damage.

Description

Cylinder cap dismouting platform

Technical Field

The utility model relates to an engine cylinder lid technical field especially relates to a cylinder lid dismouting platform.

Background

The valve spring is positioned between the cylinder cover and the valve rod tail end spring seat, the valve spring has the function of ensuring that the valve can be tightly attached to the valve seat or the valve seat ring when closed, and overcomes the inertia force generated by a valve mechanism when the valve is opened, so that the transmission part is always controlled by the cam and is not separated from each other, the old cylinder cover needs to be disassembled for cylinder cover remanufacturing, then remanufacturing and processing are carried out on the parts, finally, the cylinder cover is assembled, the valve spring and the lock clamp on the cylinder cover are difficult to disassemble and assemble, and the valve spring is easily damaged by manual disassembly, so that operators are injured.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cylinder cap dismouting platform aims at solving among the prior art more difficult of the dismouting of valve spring and collet on the cylinder cap, and manual disassembling damages valve spring easily, hinders operating personnel's technical problem.

In order to achieve the above object, the present invention provides a cylinder cap dismounting platform, which comprises a frame, a supporting beam, a rotary worktable and a driving head, wherein the supporting beam is movably connected with the frame and is located above the supporting beam, the driving head is movably connected with the supporting beam and is located above the supporting beam, the rotary worktable is movably connected with the frame and is located inside the frame, the rotary worktable comprises a supporting frame, a working plate, a rotating handle, a rotating shaft, a locking shaft and a first rocker, the rotating shaft is movably connected with the frame and is located on the inner side wall of the frame, the locking shaft is fixedly connected with the frame and is located on one side of the frame away from the rotating shaft, the supporting frame is fixedly connected with the rotating shaft and the locking shaft respectively and is located between the rotating shaft and the locking shaft, the first rocker is fixedly connected with the rotating shaft and positioned on the side face of the rotating shaft, the working plate is fixedly connected with the supporting frame and positioned above the supporting frame, and the rotating handle is fixedly connected with the supporting frame and positioned below the supporting frame.

The locking shaft comprises a handle joint, a tensioning shaft, a limit key, a friction disc and a double nut, the tensioning shaft is movably connected with the rack and is located on the side face of the rack, the handle joint is in threaded connection with the tensioning shaft and is located on the side face of the tensioning shaft, the limit key is fixedly connected with the tensioning shaft and is located on the outer side wall of the tensioning shaft, the friction disc is movably connected with the tensioning shaft and is located between the rack and the limit key, and the double nut is in threaded connection with the tensioning shaft and is located on the inner side wall of the rack.

The friction discs comprise an outer friction disc and an inner friction disc, the outer friction disc is movably connected with the tensioning shaft and is located between the rack and the limiting key, and the inner friction disc is movably connected with the outer friction disc and is located inside the outer friction disc.

The supporting beam comprises a supporting plate and a first roller, the first roller is movably connected with the rack and is positioned above the rack, and the supporting plate is movably connected with the first roller and is positioned above the first roller.

Wherein, the driving head includes cylinder, pressure head and second gyro wheel, the pressure head with cylinder swing joint, and be located the below of cylinder, the second gyro wheel with pressure head swing joint, and be located the side of pressure head, and be located the top of backup pad.

The driving head further comprises a second rocker and a bearing, the bearing is movably connected with the pressure head and is located on the side face of the pressure head, and the second rocker is fixedly connected with the bearing and is located on the side face of the bearing.

The movable workbench further comprises a locking support, and the locking support is movably connected with the support frame and is located below the support frame.

The beneficial effects of the utility model are embodied in: the tensioning shaft is clamped with the rack through the limit key, so that the tensioning shaft can only axially move but cannot rotate, when the rotary workbench works, a cylinder cover is placed and fixed above the working plate, the rotary handle is held to rotate according to cylinder covers of different specifications, the inclination angle of the working plate is adjusted, a valve spring above the cylinder cover is perpendicular to a pressure head, the first rocker is rotated, the first rocker drives the handle joint to rotate, the handle joint is in threaded connection with the tensioning shaft, the limit key limits that the tensioning shaft can only axially move, so that the friction disks at two ends of the tensioning shaft are tightened, and the friction disks and the double nuts clamp the side wall of the rack, so that the rotary workbench is in a fixed state; through the pulling the second rocker, a supporting beam passes through first gyro wheel can back-and-forth movement in the frame, the pressure head passes through the second gyro wheel can remove about on the supporting beam, thereby make the pressure head is located valve spring's top, has accomplished the location of each part, the bottom of frame be provided with cylinder electric connection's switch, through stepping on-off control the motion process of cylinder when the pressure head compresses tightly valve spring, the manual work takes out the collet to accomplish the dismantlement of cylinder cap, through above-mentioned structure, utilize supporting beam with swivel work head, can the clamping fix a position the cylinder cap of different specifications, and utilize the pressure head carries out the dismantlement of cylinder cap, makes the operation more convenient, and not fragile valve spring.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the cylinder cover dismounting platform of the present invention.

Fig. 2 is a front view of the cylinder head mounting/dismounting platform of the present invention.

Fig. 3 is a schematic structural view of the rotary worktable of the cylinder cover dismounting platform of the utility model.

Fig. 4 is a partial sectional view of the rotary table of the cylinder cover mounting/dismounting platform of the present invention.

Fig. 5 is a side view of the rotary table of the cylinder cover mounting/dismounting platform of the present invention.

1-a machine frame, 2-a support beam, 3-a rotary worktable, 4-a driving head, 5-a support frame, 6-a working plate, 7-a rotating handle, 8-a rotating shaft, 9-a locking shaft, 10-a first rocker, 11-a handle joint, 12-a tensioning shaft, 13-a limit key, 14-double nuts, 15-an outer friction disc, 16-an inner friction disc, 17-a support plate, 18-a first roller, 19-an air cylinder, 20-a pressure head, 21-a second roller, 22-a second rocker, 23-a bearing and 24-a locking support.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 5, the present invention provides a technical solution: a cylinder cover dismounting platform comprises a frame 1, a supporting beam 2, a rotary worktable 3 and a driving head 4, the supporting beam 2 is movably connected with the frame 1 and is positioned above the supporting beam 2, the driving head 4 is movably connected with the supporting beam 2 and is positioned above the supporting beam 2, the rotary worktable 3 is movably connected with the frame 1 and is positioned in the frame 1, the rotary worktable 3 comprises a supporting frame 5, a working plate 6, a rotating handle 7, a rotating shaft 8, a locking shaft 9 and a first rocker 10, the rotating shaft 8 is movably connected with the frame 1 and is positioned on the inner side wall of the frame 1, the locking shaft 9 is fixedly connected with the frame 1 and is positioned on one side of the frame 1 far away from the rotating shaft 8, the supporting frame 5 is respectively fixedly connected with the rotating shaft 8 and the locking shaft 9, the first rocker 10 is fixedly connected with the rotating shaft 8 and positioned on the side surface of the rotating shaft 8, the working plate 6 is fixedly connected with the support frame 5 and positioned above the support frame 5, and the rotating handle 7 is fixedly connected with the support frame 5 and positioned below the support frame 5.

In the embodiment, the tightening shaft 12 is clamped with the frame 1 through the limit key 13, so that the tensioning shaft 12 can only move axially but can not rotate, when in use, a cylinder cover is placed and fixed above the working plate 6, according to the cylinder covers with different specifications, the rotating handle 7 is held to rotate, the inclination angle of the working plate 6 is adjusted, so that the valve spring above the cylinder cover is perpendicular to the pressure head 20, the first rocker 10 is rotated, the first rocker 10 drives the handle joint 11 to rotate, since the handle joint 11 is in threaded connection with the tightening shaft 12, and the limit key 13 limits the tightening shaft 12 to move only in the axial direction, the friction disks at both ends of the tightening shaft 12 are tightened, and the friction disks and the double nuts 14 clamp the side walls of the frame 1, so that the rotary table 3 is in a fixed state; through the pulling second rocker 22, supporting beam 2 passes through first gyro wheel 18 can back-and-forth movement on the frame 1, pressure head 20 passes through second gyro wheel 21 can remove about on supporting beam 2, thereby make pressure head 20 is located valve spring's top, has accomplished the location of each part, the bottom of frame 1 be provided with 19 electric connection's of cylinder switch, through stepping on-off control cylinder 19's motion process when pressure head 20 compresses tightly valve spring, the manual work is taken out the collet to accomplish the dismantlement of cylinder cap, through above-mentioned structure, utilize supporting beam 2 with swivel work head 3, can the cylinder cap of clamping different specifications of location, and utilize pressure head 20 carries out the dismantlement of cylinder cap, makes the operation more convenient, and not fragile valve spring.

Further, the locking shaft 9 includes a handle joint 11, a tightening shaft 12, a limit key 13, a friction disc and a double nut 14, the tightening shaft 12 is movably connected with the frame 1 and is located on the side surface of the frame 1, the handle joint 11 is in threaded connection with the tightening shaft 12 and is located on the side surface of the tightening shaft 12, the limit key 13 is fixedly connected with the tightening shaft 12 and is located on the outer side wall of the tightening shaft 12, the friction disc is movably connected with the tightening shaft 12 and is located between the frame 1 and the limit key 13, and the double nut 14 is in threaded connection with the tightening shaft 12 and is located on the inner side wall of the frame 1.

In the embodiment, the tightening shaft 12 is clamped with the frame 1 through the limit key 13, so that the tensioning shaft 12 can only move axially but can not rotate, when in use, a cylinder cover is placed and fixed above the working plate 6, according to the cylinder covers with different specifications, the rotating handle 7 is held to rotate, the inclination angle of the working plate 6 is adjusted, so that the valve spring above the cylinder cover is perpendicular to the pressure head 20, the first rocker 10 is rotated, the first rocker 10 drives the handle joint 11 to rotate, since the handle joint 11 is in threaded connection with the tightening shaft 12, and the limit key 13 limits the tightening shaft 12 to move only in the axial direction, the friction disks at both ends of the tension shaft 12 are tightened, and the friction disks and the double nuts 14 clamp the side walls of the frame 1, so that the rotary table 3 is in a fixed state.

Further, the friction disks comprise an outer friction disk 15 and an inner friction disk 16, the outer friction disk 15 is movably connected with the tensioning shaft 12 and is located between the frame 1 and the limit key 13, and the inner friction disk 16 is movably connected with the outer friction disk 15 and is located inside the outer friction disk 15.

In this embodiment, the inner friction disc 16 and the outer friction disc 15 have a taper fit during the process of compressing the friction discs, and the friction coefficient of the contact surface is large, so that friction fixation occurs after compression.

Further, the supporting beam 2 includes a supporting plate 17 and a first roller 18, the first roller 18 is movably connected to the frame 1 and located above the frame 1, and the supporting plate 17 is movably connected to the first roller 18 and located above the first roller 18.

In the present embodiment, the support beam 2 may be moved back and forth on the frame 1 by the first roller 18 by pulling the second rocking lever 22 to adjust the position of the pressing head 20.

Further, the driving head 4 comprises an air cylinder 19, a pressing head 20 and a second roller 21, the pressing head 20 is movably connected with the air cylinder 19 and is located below the air cylinder 19, and the second roller 21 is movably connected with the pressing head 20 and is located on the side surface of the pressing head 20 and is located above the supporting plate 17.

In the present embodiment, by pulling the second rocker 22, the ram 20 can be moved left and right on the support plate 17 by the second roller 21 to adjust the position of the ram 20.

Further, the driving head 4 further includes a second rocker 22 and a bearing 23, the bearing 23 is movably connected with the pressure head 20 and is located on a side surface of the pressure head 20, and the second rocker 22 is fixedly connected with the bearing 23 and is located on a side surface of the bearing 23.

In this embodiment, by rotating the second rocker 22 to rotate the bearing 23, the offset angle of the ram 20 can be adjusted to facilitate alignment with the valve spring.

Further, the movable workbench further comprises a locking bracket 24, and the locking bracket 24 is movably connected with the support frame 5 and is positioned below the support frame 5.

In this embodiment, the locking bracket 24 is used for fixing the working plate 6 and the supporting frame 5, so as to facilitate the installation and the disassembly of the movable workbench.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

Claims

1. A cylinder cover dismounting platform is characterized by comprising a frame, a supporting beam, a rotary workbench and a driving head, wherein the supporting beam is movably connected with the frame and is positioned above the supporting beam, the driving head is movably connected with the supporting beam and is positioned above the supporting beam, the rotary workbench is movably connected with the frame and is positioned in the frame, the rotary workbench comprises a supporting frame, a working plate, a rotating handle, a rotating shaft, a locking shaft and a first rocker, the rotating shaft is movably connected with the frame and is positioned on the inner side wall of the frame, the locking shaft is fixedly connected with the frame and is positioned on one side of the frame far away from the rotating shaft, the supporting frame is fixedly connected with the rotating shaft and the locking shaft respectively and is positioned between the rotating shaft and the locking shaft, and the first rocker is fixedly connected with the rotating shaft, and the working plate is fixedly connected with the support frame and is positioned above the support frame, and the rotating handle is fixedly connected with the support frame and is positioned below the support frame.

2. The cylinder cap mounting and dismounting platform of claim 1, wherein the locking shaft includes a handle joint, a tightening shaft, a limit key, a friction disc and a double nut, the tightening shaft is movably connected to the frame and located at a side of the frame, the handle joint is in threaded connection with the tightening shaft and located at a side of the tightening shaft, the limit key is fixedly connected to the tightening shaft and located at an outer side wall of the tightening shaft, the friction disc is movably connected to the tightening shaft and located between the frame and the limit key, and the double nut is in threaded connection with the tightening shaft and located at an inner side wall of the frame.

3. The cylinder head mounting and dismounting platform of claim 2, wherein said friction disks include an outer friction disk and an inner friction disk, said outer friction disk being movably connected to said take-up shaft and located between said frame and said limit key, said inner friction disk being movably connected to said outer friction disk and located inside said outer friction disk.

4. The cylinder head mounting and dismounting platform according to claim 3, wherein said support beam includes a support plate and a first roller, said first roller being movably connected to said frame and located above said frame, said support plate being movably connected to said first roller and located above said first roller.

5. The cylinder cap assembly and disassembly platform of claim 4, wherein the driving head comprises a cylinder, a ram and a second roller, the ram is movably connected with the cylinder and positioned below the cylinder, and the second roller is movably connected with the ram and positioned on the side of the ram and positioned above the supporting plate.

6. The cylinder head dismounting platform of claim 5, wherein said drive head further comprises a second rocker and a bearing, said bearing movably connected to said head and located to the side of said head, said second rocker fixedly connected to said bearing and located to the side of said bearing.

7. The cylinder head dismounting platform of claim 6, wherein said movable table further comprises a locking bracket movably connected to said support frame and located below said support frame.