CN111140615A

CN111140615A - Buffer with adjustable buffer strength

Info

Publication number: CN111140615A
Application number: CN201911330886.5A
Authority: CN
Inventors: 孙勇
Original assignee: Wuxi Bidexi Bump Damping Technology Co ltd
Current assignee: Wuxi Bidexi Bump Damping Technology Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-05-12

Abstract

The invention discloses a buffer with adjustable buffer strength, which comprises a buffer shell; the buffer shell consists of a buffer outer cylinder and a buffer inner cylinder, and the top end of the buffer inner cylinder is sleeved in the buffer outer cylinder; a buffer component is arranged in the buffer outer cylinder; the buffer assembly comprises a bearing limiting plate, the left side and the right side of the bearing limiting plate are both connected with buffer springs, and one ends of the buffer springs, which are far away from the bearing limiting plate, are connected with adjusting sliders; the left side and the right side of the adjusting sliding chute are provided with limiting baffles; the middle part of the adjusting slide block is connected with an adjusting screw rod, and the adjusting screw rod is connected with a driving motor; an auxiliary spring is arranged between the two buffer springs. The buffer device achieves the effect of adjusting the buffer stroke of the buffer spring through the matching of the driving motor and the adjusting screw rod, and further improves the buffer strength of the buffer when the bearing limiting plate is directly contacted with the auxiliary spring through adjusting the adjusting screw rod.

Description

Buffer with adjustable buffer strength

Technical Field

The invention relates to the field of buffers, in particular to a buffer with adjustable buffer strength.

Background

The buffer absorbs the impact force generated by the impact force during the operation of the equipment, thereby effectively protecting and lightening the damage of the equipment caused by the impact. General spring buffer, it is generally wherein elastic material such as installation spring plays the effect of buffering, but this buffer internal structure is generally more complicated, and the buffer strength is generally fixed, can't adjust the buffer strength of buffer, uses and receives certain limitation, and produces the noise easily.

Disclosure of Invention

The present invention is directed to a buffer with adjustable buffering strength, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a buffer with adjustable buffer strength comprises a buffer shell; the buffer shell consists of a buffer outer cylinder and a buffer inner cylinder, and the top end of the buffer inner cylinder is sleeved in the buffer outer cylinder; a buffer component is arranged in the buffer outer cylinder; the buffer assembly comprises a bearing limiting plate, the left side and the right side of the bearing limiting plate are both connected with buffer springs, and one ends of the buffer springs, which are far away from the bearing limiting plate, are connected with adjusting sliders; the adjusting slide block is arranged inside the inner barrel of the buffer, adjusting slide grooves are formed in the inner walls of the inner barrel of the buffer, which are opposite to the left side and the right side of the adjusting slide block, and limiting baffles are arranged on the left side and the right side of each adjusting slide groove; the middle part of the adjusting slide block is connected with an adjusting screw rod, the adjusting screw rod is connected with a driving motor, and the driving motor is arranged at the bottom of the inner barrel of the buffer; an auxiliary spring is arranged between the two buffer springs.

Preferably, the number of the auxiliary spring is at least one, and the auxiliary spring plays an auxiliary buffering role for the buffer spring.

Preferably, the left side and the right side of the adjusting slide block are provided with positioning holes for installing the buffer springs, and the positioning holes are used for positioning and installing the buffer springs.

Preferably, the left side and the right side of the outer barrel of the buffer are both provided with positioning mounting plates, and the positioning mounting plates are provided with mounting holes for assembling the buffer.

Preferably, the inner walls of the outer barrel and the inner barrel of the buffer are provided with noise reduction layers, noise reduction holes are formed in the noise reduction layers, noise generated in the buffer shell is absorbed and consumed through the noise reduction holes, and the noise reduction layers play a noise reduction role in the buffer.

Preferably, the bottom of the outer buffer cylinder is provided with a guide limiting part with a structure which is wide at the top and narrow at the bottom, and the guide limiting part plays a role in limiting and guiding the inner buffer cylinder.

Preferably, the driving motor is electrically connected with an adjusting controller, the adjusting controller is mounted on the outer wall of the buffer shell, and the operating speed and the operating period of the driving motor are controlled through the adjusting controller.

Compared with the prior art, the invention has the beneficial effects that:

the buffer function of the buffer is realized through the matching among the arranged bearing limiting plate, the buffer spring and the adjusting slide block, the distance between the adjusting slide block and the bearing limiting plate is adjusted through the matching of the driving motor and the adjusting screw rod, the effect of adjusting the buffer stroke of the buffer spring is achieved, and when the bearing limiting plate is directly contacted with the auxiliary spring through the adjustment of the adjusting screw rod, the buffer strength of the buffer is further improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic diagram of the internal structure of the noise reduction layer according to the present invention.

In the figure: 1. a buffer outer cylinder; 2. an inner barrel of the buffer; 3. a buffer spring; 4. a bearing limiting plate; 5. adjusting the sliding block; 6. adjusting the sliding chute; 7. a limit baffle; 8. adjusting the screw rod; 9. a drive motor; 10. an auxiliary spring; 11. positioning holes; 12. positioning the mounting plate; 13. mounting holes; 14. a noise reduction layer; 15. a guide limit piece; 16. the controller is adjusted.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-2, the present invention provides a technical solution: a buffer with adjustable buffer strength comprises a buffer shell; the buffer shell consists of a buffer outer cylinder 1 and a buffer inner cylinder 2, and the top end of the buffer inner cylinder 2 is sleeved in the buffer outer cylinder 1; a buffer component is arranged in the buffer outer cylinder 1; the buffer assembly comprises a bearing limiting plate 4, the left side and the right side of the bearing limiting plate 4 are both connected with buffer springs 3, and one end of each buffer spring 3, which is far away from the bearing limiting plate 4, is connected with an adjusting slide block 5; the adjusting slide block 5 is arranged inside the inner buffer cylinder 2, adjusting slide grooves 6 are arranged on the inner walls of the inner buffer cylinder 2, which are opposite to the left side and the right side of the adjusting slide block 5, and limiting baffles 7 are arranged on the left side and the right side of each adjusting slide groove 6; the middle part of the adjusting slide block 5 is connected with an adjusting screw 8, the adjusting screw 8 is connected with a driving motor 9, and the driving motor 9 is arranged at the bottom of the inner barrel 2 of the buffer; an auxiliary spring 10 is provided between the two buffer springs 3.

Further, the number of the auxiliary spring 10 is at least one.

Furthermore, the left side and the right side of the adjusting slide block 5 are provided with positioning holes 11 for installing the buffer springs 3.

Furthermore, the left side and the right side of the outer buffer cylinder 1 are both provided with a positioning mounting plate 12, and the positioning mounting plate 12 is provided with a mounting hole 13.

Further, noise reduction layers 14 are arranged on the inner walls of the outer buffer cylinder 1 and the inner buffer cylinder 2, and noise reduction holes are formed in the noise reduction layers 14.

Further, the bottom of the buffer outer cylinder 1 is provided with a guide limiting part 15 with a structure which is wide at the top and narrow at the bottom.

Further, the driving motor 9 is electrically connected with an adjusting controller 16, and the adjusting controller 16 is installed on the outer wall of the buffer shell.

The working principle is as follows: when the buffer is used, the impact force of the buffer is matched between the buffer spring 3 and the adjusting slide block 5 through the bearing limit plate 4 to realize the buffer function of the buffer; when the buffering intensity of the buffer needs to be adjusted, an operator firstly switches on the power supply of the buffer, then the driving motor 9 is started through the adjusting controller 16, the adjusting slider 5 is made to do linear driving motion in the adjusting chute 6 along the direction of the limiting chute 6 through the mutual matching between the driving motor 9 and the adjusting screw 8, the purpose of adjusting the distance between the adjusting slider 5 and the bearing limiting plate 4 is achieved, the effect of adjusting the buffering stroke (stretching or shortening) of the buffering spring 3 is achieved, and when the bearing limiting plate 4 and the auxiliary spring 10 are in direct contact through the adjusting screw 8, the buffering intensity of the buffer is further enhanced, the buffer is simple in structure, convenient to operate and strong in flexibility and practicability.

It is worth noting that: the whole device realizes control on the device through the adjusting controller, and because the equipment matched with the adjusting controller is common equipment, the device belongs to the existing well-known technology, and the electrical connection relation and the specific circuit structure are not repeated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a buffer of adjustable buffer strength which characterized in that: comprises a buffer shell; the buffer shell consists of a buffer outer cylinder (1) and a buffer inner cylinder (2), and the top end of the buffer inner cylinder (2) is sleeved in the buffer outer cylinder (1); a buffer component is arranged in the buffer outer cylinder (1); the buffer assembly comprises a bearing limiting plate (4), the left side and the right side of the bearing limiting plate (4) are both connected with buffer springs (3), and one ends, far away from the bearing limiting plate (4), of the buffer springs (3) are connected with adjusting sliding blocks (5); the adjusting slide block (5) is arranged inside the buffer inner cylinder (2), adjusting slide grooves (6) are formed in the inner walls of the buffer inner cylinder (2) opposite to the left side and the right side of the adjusting slide block (5), and limiting baffles (7) are arranged on the left side and the right side of each adjusting slide groove (6); the middle part of the adjusting slide block (5) is connected with an adjusting screw rod (8), the adjusting screw rod (8) is connected with a driving motor (9), and the driving motor (9) is arranged at the bottom of the inner buffer cylinder (2); an auxiliary spring (10) is arranged between the two buffer springs (3).

2. The buffer with adjustable buffering strength as claimed in claim 1, wherein: the number of the auxiliary spring (10) is at least one.

3. The buffer with adjustable buffering strength as claimed in claim 1, wherein: the left side and the right side of the adjusting slide block (5) are provided with positioning holes (11) for installing the buffer springs (3).

4. The buffer with adjustable buffering strength as claimed in claim 1, wherein: the buffer is characterized in that positioning mounting plates (12) are arranged on the left side and the right side of the buffer outer cylinder (1), and mounting holes (13) are formed in the positioning mounting plates (12).

5. The buffer with adjustable buffering strength as claimed in claim 1, wherein: the inner walls of the outer buffer cylinder (1) and the inner buffer cylinder (2) are both provided with noise reduction layers (14), and noise reduction holes are formed in the noise reduction layers (14).

6. The buffer with adjustable buffering strength as claimed in claim 1, wherein: the bottom of the buffer outer cylinder (1) is provided with a guide limiting part (15) with a structure which is wide at the top and narrow at the bottom.

7. The buffer with adjustable buffering strength as claimed in claim 1, wherein: the buffer is characterized in that the driving motor (9) is electrically connected with an adjusting controller (16), and the adjusting controller (16) is installed on the outer wall of the buffer shell.