CN214788732U

CN214788732U - Bearing production is with shock-absorbing structure of crankshaft grinder

Info

Publication number: CN214788732U
Application number: CN202120549890.7U
Authority: CN
Inventors: 李鹏
Original assignee: WANFANGDIAN DONGYE BEARING CO LTD
Current assignee: WANFANGDIAN DONGYE BEARING CO LTD
Priority date: 2021-03-17
Filing date: 2021-03-17
Publication date: 2021-11-19
Anticipated expiration: 2031-03-17

Abstract

The utility model discloses a bearing production is with crank shaft grinder's shock-absorbing structure relates to machine part processing technology field. The utility model discloses an adjusting part, piston rod and piston cylinder, adjusting part include upper plate, traveller, cover post, hypoplastron, interior spiral shell section of thick bamboo, double-screw bolt and hexagonal piece, and the upper plate passes through traveller and cover post and hypoplastron sliding connection, and the upper plate is through interior spiral shell section of thick bamboo and double-screw bolt and hypoplastron threaded connection, fixedly connected with hexagonal piece on the double-screw bolt, and the upper portion of piston rod is provided with the thread line, the lower part and the piston cylinder sliding connection of piston rod, the inside cavity that is provided with of piston cylinder. The utility model discloses an adjusting part conveniently adjusts the length of this structure, can adapt to different crankshaft grinder, and the regulative mode is simple swift to through piston rod and piston cylinder, can adjust the shock attenuation intensity of this structure, adapt to different shock attenuation demands.

Description

Bearing production is with shock-absorbing structure of crankshaft grinder

Technical Field

The utility model belongs to the technical field of machine part processing, especially, relate to a bearing production is with crank shaft grinder's shock-absorbing structure.

Background

The crankshaft is the most important part in the engine, the crankshaft converts the force transmitted by the connecting rod into torque and outputs the torque to other accessories of the motor, the crankshaft needs enough strength and rigidity, so that the crankshaft can work uniformly and has good balance, a crankshaft grinding machine is needed when the crankshaft is processed and produced, the crankshaft grinding machine polishes the shaft neck of the crankshaft through a grinding wheel, the crankshaft grinding machine can vibrate during working, the vibration can affect the processing of the crankshaft, and therefore the crankshaft grinding machine needs to be provided with a damping structure, the vibration of the crankshaft grinding machine can be reduced by using the damping structure, and the following defects still exist in the actual use of the crankshaft grinding machine:

1. the length of the damping structure of the existing crankshaft grinding machine is inconvenient to adjust, and the length of the damping structure required to be used is different due to different models of the crankshaft grinding machine, but the length of the damping structure of the existing crankshaft grinding machine is fixed and is inconvenient to use on different crankshaft grinding machines;

2. the damping structure of current crankshaft grinder's inconvenient intensity of adjusting the shock attenuation, the vibration frequency that different crankshaft grinders during operation produced is different, so the range of different crankshaft grinder vibrations is different, so different crankshaft grinders need use the damping structure of different intensity, but the damping structure absorbing intensity of current crankshaft grinder is fixed.

Therefore, the existing damping structure of the crankshaft grinding machine cannot meet the requirements in practical use, so that an improved technology is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bearing production is with crank shaft grinder's shock-absorbing structure through adjusting part, piston rod and piston cylinder, has solved the inconvenient length of adjusting of current crank shaft grinder's shock-absorbing structure to inconvenient regulation damping strength scheduling problem.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a shock-absorbing structure of crankshaft grinding machine for bearing production, which comprises an adjusting component, a piston rod and a piston cylinder, wherein the adjusting component comprises an upper plate, a sliding column, a sleeve column, a lower plate, an inner screw cylinder, a stud and a hexagonal block, the upper plate is connected with the lower plate in a sliding way through the sliding column and the sleeve column, the upper plate is connected with the lower plate in a threaded way through the inner screw cylinder and the stud, the stud is fixedly connected with a hexagonal block, the upper part of the piston rod is provided with a thread line, the lower part of the piston rod is connected with the piston cylinder in a sliding way, the piston cylinder is internally provided with a cavity, the adjusting component is used for adjusting the length of the structure, the upper plate is used for fixing on the crankshaft grinding machine, the lower plate is used for fixing the adjusting component on the piston rod, the sliding column and the sleeve column enable the upper plate and the lower plate to vertically move, the stud and the inner screw cylinder to move, the stud can rotate on the lower plate, the hexagonal block is used for rotating the stud, the screw rod can slide vertically on the piston cylinder, and a cavity in the piston cylinder is used for placing a second spring.

Furthermore, the lower part of the upper plate is fixedly connected with the upper end of a sliding column, the sliding column is slidably connected with a sleeve column, the lower end of the sleeve column is fixedly connected with the upper part of the lower plate, and the sliding column can slide on the sleeve column, so that the upper plate and the lower plate can vertically move.

Furthermore, the central position of the lower part of the upper plate is fixedly connected with the upper end of the inner screw cylinder, the inner screw cylinder is in threaded connection with the stud, the lower end of the stud is rotatably connected with the central position of the upper part of the lower plate, and the stud is rotated to enable the stud to move with the inner screw cylinder, so that the distance between the upper plate and the lower plate is changed.

Furthermore, the upper end of the piston rod is fixedly connected with the lower portion of the lower plate, the piston rod is in threaded connection with the nut through a thread line, the piston rod is in clearance fit with the upper spring seat, a first groove is formed in the upper spring seat, the nut can move on the piston rod, accordingly, the position of the upper spring seat is changed, and the first groove of the upper spring seat is used for placing the upper end of the first spring.

Further, the lower end of the piston cylinder is fixedly connected with a lower spring seat, a second groove is formed in the lower spring seat, a first spring is sleeved outside the piston cylinder, a second spring is arranged in a cavity of the piston cylinder, the lower spring seat is used for fixing the piston cylinder, and the second groove in the lower spring seat is used for placing the lower end of the first spring.

Furthermore, the upper end of the first spring is abutted with a first groove of the upper spring seat, the lower end of the first spring is abutted with a second groove of the lower spring seat, the upper end of the second spring is abutted with the lower end of the piston rod, the lower end of the second spring is abutted with the bottom of the inner wall of the hollow cavity of the piston cylinder, the first spring provides elastic force to the upper spring seat, and the second spring provides elastic force to the piston rod.

The utility model discloses following beneficial effect has:

1. the utility model discloses a set up adjusting part, when adjusting the length of this structure, rotate hexagonal piece for the double-screw bolt rotates, makes the length change between double-screw bolt and the interior screw tube like this, thereby makes the distance between upper plate and the hypoplastron change, makes the length of this structure obtain adjusting, and through adjusting part, the length of this structure is conveniently adjusted like this, can adapt to different crankshaft grinder, and the regulation mode is simple swift.

2. The utility model discloses a set up piston rod and piston cylinder, when adjusting absorbing intensity, twist and move the nut for go up the position change of spring holder, go up the spring holder and press and move first spring, because first spring is compressed, the elasticity grow that first spring provided like this makes absorbing strong can adjust, through piston rod and piston cylinder like this, can adjust the shock-absorbing intensity of this structure, adapts to different shock attenuation demands.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

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

FIG. 1 is a front view of the cross-sectional structure of the present invention;

FIG. 2 is a schematic front view of the present invention;

fig. 3 is a schematic structural diagram of the adjusting assembly of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an adjustment assembly; 11. an upper plate; 12. a traveler; 13. sleeving a column; 14. a lower plate; 15. an inner screw cylinder; 16. a stud; 17. a hexagonal block; 2. a piston rod; 21. a thread; 3. a nut; 4. an upper spring seat; 41. a first groove; 5. a first spring; 6. a piston cylinder; 61. a cavity; 7. a second spring; 8. a lower spring seat; 81. a second groove.

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 and 3, the present invention relates to a damping structure of a crankshaft grinding machine for bearing production, including an adjusting assembly 1, a piston rod 2 and a piston cylinder 6, wherein the adjusting assembly 1 includes an upper plate 11, a sliding column 12, a sleeve column 13, a lower plate 14, an inner screw cylinder 15, a stud 16 and a hexagonal block 17, the upper plate 11 is slidably connected with the lower plate 14 through the sliding column 12 and the sleeve column 13, the upper plate 11 is threadably connected with the lower plate 14 through the inner screw cylinder 15 and the stud 16, the stud 16 is fixedly connected with a hexagonal block 17, the lower part of the upper plate 11 is fixedly connected with the upper end of the sliding column 12, the sliding column 12 is slidably connected with the sleeve column 13, the lower end of the sleeve column 13 is fixedly connected with the upper part of the lower plate 14, the central position of the lower part of the upper plate 11 is fixedly connected with the upper end of the inner screw cylinder 15, the inner screw cylinder 15 is threadably connected with the stud 16, the lower end of the stud 16 is rotatably connected with the central position of the upper part of the lower plate 14, when the length of the adjusting assembly 1 is adjusted, the hexagonal block 17 is rotated so that the hexagonal block 17 drives the stud 16 to rotate, and since the stud 16 is in threaded connection with the inner screw tube 15, the stud 16 rotates to change the height of the inner screw tube 15, so that the inner screw tube 15 drives the upper plate 11 to move, and the sliding column 12 slides on the sleeve column 13, so that the distance between the upper plate 11 and the lower plate 14 is changed, and the length of the adjusting assembly 1 is changed.

As shown in fig. 1-2, the upper portion of the piston rod 2 is provided with a thread 21, the lower portion of the piston rod 2 is slidably connected with the piston cylinder 6, the piston cylinder 6 is internally provided with a cavity 61, the upper end of the piston rod 2 is fixedly connected with the lower portion of the lower plate 14, the piston rod 2 is in threaded connection with the nut 3 through the thread 21, the piston rod 2 is in clearance fit with the upper spring seat 4, the upper spring seat 4 is provided with a first groove 41, when the damping strength is adjusted, the nut 3 is rotated, because the nut 3 is in threaded connection with the piston rod 2, so that the nut 3 is rotated to move on the piston rod 2, and the nut 3 is moved downward to press the upper spring seat 4 downward, so that the upper spring seat 4 presses the upper end of the first spring 5 downward, so that the length of the first spring 5 is changed and the elastic force is also changed when the length of the first spring 5 is changed, thereby changing the intensity of the shock absorption.

As shown in FIG. 1, the lower end of a piston cylinder 6 is fixedly connected with a lower spring seat 8, a second groove 81 is arranged on the lower spring seat 8, a first spring 5 is sleeved outside the piston cylinder 6, a second spring 7 is arranged in a cavity 61 of the piston cylinder 6, the upper end of the first spring 5 is abutted with a first groove 41 of an upper spring seat 4, the lower end of the first spring 5 is abutted with the second groove 81 of the lower spring seat 8, the upper end of the second spring 7 is abutted with the lower end of a piston rod 2, the lower end of the second spring 7 is abutted with the bottom of the inner wall of the cavity 61 of the piston cylinder 6, when the structure is vibrated, an adjusting component 1 drives the piston rod 2 to vibrate, the piston rod 2 presses the upper spring seat 4 through a nut 3, the first spring 5 can buffer the vibration of the upper spring seat 4, the piston rod 2 can periodically move up and down on the piston cylinder 6 while vibrating, the second spring 7 buffers the vibration of the piston rod 2, while the second spring 7 keeps the lower end of the piston rod 2 from hitting the inner wall of the piston cylinder 6 directly.

One specific application of this embodiment is: when using this structure, need adjust length in advance, twist hexagonal piece 17, make double-screw bolt 16 rotate, double-screw bolt 16 rotates and makes the length change between interior spiral shell section of thick bamboo 15 and the double-screw bolt 16, thereby make the length change of adjusting subassembly 1, make this structure adjust required length, install it on the bent axle grinding machine after that, during the vibration of bent axle grinding machine, the vibration of first spring 5 and second spring 7 buffering bent axle grinding machine, when needing to adjust absorbing intensity, twist nut 3 and make upper spring seat 4 press first spring 5, the length change of first spring 5 can make its elasticity change, thereby the shock attenuation intensity has been changed.

The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, any technical solutions recorded in the foregoing embodiments are modified, and some technical features thereof are replaced with equivalent ones, and any modification, equivalent replacement, and improvement made thereby all belong to the protection scope of the present invention.

Claims

1. The utility model provides a bearing production is with crank shaft grinder's shock-absorbing structure, includes adjusting part (1), piston rod (2) and piston cylinder (6), its characterized in that: adjusting part (1) includes upper plate (11), traveller (12), cover post (13), hypoplastron (14), interior barrel (15), double-screw bolt (16) and hexagonal piece (17), upper plate (11) are through traveller (12) and cover post (13) and hypoplastron (14) sliding connection, upper plate (11) are through interior barrel (15) and double-screw bolt (16) and hypoplastron (14) threaded connection, fixedly connected with hexagonal piece (17) on double-screw bolt (16), the upper portion of piston rod (2) is provided with thread (21), the lower part and the barrel (6) sliding connection of piston rod (2), barrel (6) inside is provided with cavity (61).

2. The shock-absorbing structure of the crankshaft grinding machine for bearing production according to claim 1, wherein the lower portion of the upper plate (11) is fixedly connected with the upper end of the sliding column (12), the sliding column (12) is slidably connected with the sleeve column (13), and the lower end of the sleeve column (13) is fixedly connected with the upper portion of the lower plate (14).

3. The shock-absorbing structure of the crankshaft grinding machine for bearing production according to claim 1, wherein the central position of the lower part of the upper plate (11) is fixedly connected with the upper end of an inner screw cylinder (15), the inner screw cylinder (15) is in threaded connection with a stud (16), and the lower end of the stud (16) is rotatably connected with the central position of the upper part of the lower plate (14).

4. The shock absorption structure of the crankshaft grinding machine for bearing production as claimed in claim 1, wherein the upper end of the piston rod (2) is fixedly connected with the lower portion of the lower plate (14), the piston rod (2) is in threaded connection with the nut (3) through a thread (21), the piston rod (2) is in clearance fit with the upper spring seat (4), and the upper spring seat (4) is provided with a first groove (41).

5. The damping structure of the crankshaft grinding machine for the bearing production is characterized in that the lower end of the piston cylinder (6) is fixedly connected with a lower spring seat (8), a second groove (81) is formed in the lower spring seat (8), a first spring (5) is sleeved outside the piston cylinder (6), and a second spring (7) is arranged in a cavity (61) of the piston cylinder (6).

6. The damping structure of the crankshaft grinding machine for the bearing production as claimed in claim 5, characterized in that the upper end of the first spring (5) abuts against the first groove (41) of the upper spring seat (4), the lower end of the first spring (5) abuts against the second groove (81) of the lower spring seat (8), the upper end of the second spring (7) abuts against the lower end of the piston rod (2), and the lower end of the second spring (7) abuts against the bottom of the inner wall of the hollow cavity (61) in the piston cylinder (6).