CN213410614U - Polishing device for lower seat of valve spring - Google Patents
Polishing device for lower seat of valve spring Download PDFInfo
- Publication number
- CN213410614U CN213410614U CN202022551746.5U CN202022551746U CN213410614U CN 213410614 U CN213410614 U CN 213410614U CN 202022551746 U CN202022551746 U CN 202022551746U CN 213410614 U CN213410614 U CN 213410614U
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- valve spring
- lower seat
- speed regulator
- workstation
- buncher
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- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The utility model discloses a grinding device of valve spring lower base, including the workstation, the supporting leg has been installed to the bottom of workstation, and buncher has been installed to the bottom of workstation, and the rotor shaft that is equipped with shaft hole and buncher on the workstation runs through the shaft hole, and the bottom of workstation still is provided with the power transmission line that the speed regulator was connected to the output of speed regulator and speed regulator, the input line connection power of speed regulator. Spring release, support the inner wall that presses the pole and compress tightly the valve spring lower seat, buncher's rotor shaft operation rotates, it is rotatory to drive the valve spring lower seat that supports on the pole, when the burr is thick, can improve buncher's rotational speed, can hold the file after that, the outer fringe and the middle bellied port of slowly laminating the valve spring lower seat with the mill face of file, because the valve spring lower seat is rotating-state, the outer fringe and the protruding port that have the burr can be ground by the file rotatoryly, thereby the burr position is polished more evenly.
Description
Technical Field
The utility model belongs to the technical field of valve spring lower base makes, concretely relates to grinding device of valve spring lower base.
Background
The valve spring is positioned between the cylinder cover and the spring seat at the tail end of the valve stem. The valve spring has the functions of ensuring that the valve can be tightly attached to a valve seat or a valve seat ring when closed, and overcoming the inertia force generated by a valve actuating mechanism when the valve is opened, so that the transmission parts are always controlled by the cam and are not separated from each other.
The lower seat of the valve spring penetrates into the propelling plug together with the valve spring, the lower seat of the valve spring is positioned below the spring, the bottom of the valve spring can be prevented from being rubbed with the inner wall of a plug cavity by the arrangement of the lower seat of the valve spring, the inherent length of the valve spring and the smoothness of the plug cavity are protected, the lower seat of the valve spring is of a middle convex ring structure and is formed by stamping through a stamping machine, after stamping, a file is needed to be adopted to polish the outer edge of the lower seat of the valve spring and a middle convex port, burrs after stamping can be ground, the file is used for grinding the burrs, a worker holds the lower seat of the valve spring with one hand and holds the file with the other hand, the grinding surface of the file is ground along the outer edge of the lower seat of the valve spring and the: in the polishing process, the uncertain influence of the polishing direction of workers is easily caused, and the burr position polishing is not uniform enough.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a grinding device of valve spring lower carriage to solve the burr and polish not enough even problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a grinding device of valve spring lower seat, includes the workstation, the supporting leg has been installed to the bottom of workstation, buncher has been installed to the bottom of workstation, the rotor shaft that is equipped with shaft hole and buncher on the workstation runs through the shaft hole, the bottom of workstation still is provided with the power transmission line of the output connection speed regulator of speed regulator and speed regulator, the input line connection power of speed regulator, the medium plate has been installed to buncher's rotor shaft tip, the slide bar has been installed to the both sides of medium plate, the slide bar facial make-up is equipped with the backup pad, one side of backup pad is equipped with slide opening and slide bar interlude in the slide opening, the position cover that lies in between medium plate and backup pad on the slide bar is equipped with the spring, the top of backup pad has been.
Preferably, the cross section of the sliding rod is square, and the sliding hole is a square hole.
Preferably, a limiting plate is arranged at one end of the sliding rod, a limiting sleeve is sleeved on one section of the sliding rod, which is located between the limiting plate and the supporting plate, and the limiting sleeve is of a U-shaped plate structure.
Preferably, the overlooking cross section of the pressing rod is a semicircle, and the limiting ring is a semicircular ring.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a grinding device of valve spring lower seat, the spring release, support the inner wall that presses valve spring lower seat to the pressure pole, buncher's rotor shaft operation rotates, it is rotatory to drive to support the valve spring lower seat on the pressure pole, when the burr is thick, can improve buncher's rotational speed, can hold the file after that, with the outer fringe and the middle bellied port of slowly laminating valve spring lower seat of the polished surface of file, because the valve spring lower seat is the rotating-state, outer fringe and the protruding port that have the burr can be ground by the file with rotating, thereby the burr position is polished more evenly.
The utility model provides a grinding device of valve spring lower carriage, because the hand mistake and lead to the file to compress tightly the burr position when too big hard, the valve spring lower carriage can be rotatory on supporting the pressure pole to the inefficacy of polishing, thereby avoid leading to the valve spring lower carriage to be polished excessively because of being too big hard.
Drawings
Fig. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view in partial cutaway of FIG. 1;
FIG. 3 is a schematic view of the stop collar of the present invention;
fig. 4 is a schematic top view of fig. 1.
In the figure: the device comprises a workbench 1, supporting legs 2, a speed regulating motor 3, a shaft hole 4, a speed regulator 5, a middle plate 6, a sliding rod 7, a supporting plate 8, a sliding hole 9, a spring 10, a limiting plate 11, a limiting sleeve 12, a pressing rod 13 and a limiting ring 14.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1, 2 and 4, a polishing device for a valve spring lower seat comprises a workbench 1, supporting legs 2 are welded on four sides of the bottom of the workbench 1, a speed regulating motor 3 is fixed on a screw at the center of the bottom of the workbench 1, a shaft hole 4 is arranged in the workbench 1, a rotor shaft of the speed regulating motor 3 penetrates through the shaft hole 4 in a sliding manner, a speed regulator 5 is installed on a screw at the right side of the bottom of the workbench 1, the output end of the speed regulator 5 is connected with a power transmission line of the speed regulator 5, the speed regulating motor 3 and the speed regulator 5 are products with uniform models, the models are 5GU-40K, an input line of the speed regulator 5 is connected with a wiring lower pile of an external power knife switch, the speed regulating motor 3 can be started and closed by rotating a knob of the speed regulator 5, the rotating speed of the speed regulating motor 3 can be regulated, therefore, the rotating speed of the valve, middle plate 6 is the plectane structure, the left and right sides central point of middle plate 6 puts the welding and has slide bar 7, backup pad 8 is the rectangular plate structure, the outer side that corresponds of controlling two backup pads 8 all is equipped with slide opening 9 and slide bar 7 and slides and alternates in slide opening 9, the cross-section of slide bar 7 is square, slide opening 9 is the quad slit, backup pad 8 can not rotate in backup pad 8, the position cover that lies in between middle plate 6 and backup pad 8 on slide bar 7 is equipped with spring 10, spring 10 is the elastic type of compression withdrawal, initial compression resilience force is 30 newtons, spring 10 is the compression state this moment, when slide bar 7 is pulled out to stop collar 12, spring 10's elasticity and recovery length setting, can satisfy the inner wall that supports the depression bar 13 and compress tightly the valve spring lower carriage of both sides.
Referring to fig. 1, 2, 3 and 4, the outer corresponding ends of the left and right slide rods 7 are welded with a limiting plate 11, the limiting plate 11 is a circular plate structure, a section of the slide rod 7 between the limiting plate 11 and the supporting plate 8 is sleeved with a limiting sleeve 12, when the limiting sleeve 12 is sleeved on the slide rod 7, the supporting plate 8, the abutting rod 13 and the limiting ring 14 on the left and right sides are mutually jointed, the size of the limiting ring 14 is set, after the limiting rings 14 on the left and right sides are jointed, the lower seat of the valve spring can be sleeved with the two jointed limiting rings 14, the limiting sleeve 12 is a U-shaped plate structure, the top of the supporting plate 8 is welded with the abutting rod 13, the upper edge of the abutting rod 13 is uniformly provided with the limiting ring 14 along the vertical direction, the abutting rod 13 and the limiting ring 14 are integrated by fusion casting, the distance between the vertically adjacent limiting rings 14 satisfies that the lower seat of the valve spring is placed, the, the limiting ring 14 is a semicircular ring, when the left and right pressing rods 13 are rebounded by the spring 10 and pressed tightly on two sides of the inner wall of the lower seat of the valve spring, the upper surface of the limiting ring 14 is supported below the lower seat of the valve spring to limit the lower seat of the valve spring to move downwards.
When in use, the pressing rod 13 is held, the limiting sleeve 12 is pulled out of the sliding rod 7, the lower seats of the valve springs are sleeved on the pressing rod 13 one by one, the middle bulge of the lower seat of the valve spring is kept upward, the height of each lower seat of the valve spring is adjusted in the process that the palm releases the pressing rod 13, each limiting ring 14 can be supported below the lower seat of the valve spring until the spring 10 is not released continuously, the pressing rod 13 presses the inner wall of the lower seat of the valve spring, the knob of the speed regulator 5 is rotated, the rotor shaft of the speed regulating motor 3 rotates to drive the lower seat of the valve spring on the pressing rod 13 to rotate, when burrs are thick, the rotating speed of the speed regulating motor 3 can be increased, then the file can be held by hand, the grinding surface of the file is slowly attached to the outer edge of the lower seat of the valve spring and the port of the middle bulge, because the lower seat of the valve spring is in a rotating state, the outer edge and the port with the burrs can be ground by, thereby the burr position is polished more evenly, and when resulting in the file to compress tightly the burr position and exert oneself too big because of the hand mistake, the valve spring lower carriage can be rotatory on pressing pole 13 to the inefficacy of polishing, thereby avoid leading to the valve spring lower carriage to be polished excessively because of exerting oneself too big.
After polishing, the speed regulating motor 3 is turned off through the speed regulator 5, two pressure resisting rods 13 are held by hands until the pressure resisting rods 13 are mutually attached, the limiting sleeve 13 is sleeved on the sliding rods 7 on the two sides again, the polished lower seat of the valve spring can be pulled out from the pressure resisting rods 13, then the lower seat of the next group of valve spring is reset according to the mode, the speed regulating motor 3 is started repeatedly, and the lower seat of the valve spring can be polished continuously.
Claims (4)
1. The utility model provides a grinding device of valve spring lower carriage, includes workstation (1), its characterized in that: the supporting legs (2) are installed at the bottom of the workbench (1), the speed regulating motor (3) is installed at the bottom of the workbench (1), a shaft hole (4) is formed in the workbench (1), a rotor shaft of the speed regulating motor (3) penetrates through the shaft hole (4), the speed regulator (5) is further arranged at the bottom of the workbench (1), the output end of the speed regulator (5) is connected with a power transmission line of the speed regulator (5), an input line of the speed regulator (5) is connected with a power supply, a middle plate (6) is installed at the end part of the rotor shaft of the speed regulating motor (3), sliding rods (7) are installed on two sides of the middle plate (6), a supporting plate (8) is installed on each sliding rod (7), a sliding hole (9) is formed in one side of the supporting plate (8), each sliding rod (7) penetrates through the corresponding sliding hole (9), and a spring (10) is sleeved on each sliding rod (7), the top of the supporting plate (8) is provided with a pressing rod (13), and a limiting ring (14) is arranged on the pressing rod (13).
2. The grinding device for the lower seat of the valve spring according to claim 1, wherein: the cross section of the sliding rod (7) is square, and the sliding hole (9) is a square hole.
3. The grinding device for the lower seat of the valve spring according to claim 2, wherein: a limiting plate (11) is installed at one end of the sliding rod (7), a limiting sleeve (12) is sleeved on one section, located between the limiting plate (11) and the supporting plate (8), of the sliding rod (7), and the limiting sleeve (12) is of a U-shaped plate structure.
4. The grinding device for the lower seat of the valve spring according to claim 1, wherein: the overlook cross-section of the pressing rod (13) is a semicircle, and the limiting ring (14) is a semicircle ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022551746.5U CN213410614U (en) | 2020-11-06 | 2020-11-06 | Polishing device for lower seat of valve spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022551746.5U CN213410614U (en) | 2020-11-06 | 2020-11-06 | Polishing device for lower seat of valve spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213410614U true CN213410614U (en) | 2021-06-11 |
Family
ID=76251213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022551746.5U Active CN213410614U (en) | 2020-11-06 | 2020-11-06 | Polishing device for lower seat of valve spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213410614U (en) |
-
2020
- 2020-11-06 CN CN202022551746.5U patent/CN213410614U/en active Active
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