CN217271604U

CN217271604U - Pneumatic spring with accurate positioning

Info

Publication number: CN217271604U
Application number: CN202220390496.8U
Authority: CN
Inventors: 彭佳节; 刘红亮; 叶苏逸
Original assignee: Changzhou Yiyuanshun Automation Equipment Co ltd
Current assignee: Changzhou Yiyuanshun Automation Equipment Co ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-08-23
Anticipated expiration: 2032-02-25

Abstract

The utility model relates to a pneumatic spring technical field just discloses an accurate pneumatic spring fixes a position, comprising a base plate, the top fixedly connected with guide cylinder of bottom plate, the top of guide cylinder is provided with positioning mechanism, positioning mechanism includes chassis, rotary disk, threaded rod, T type piece, No. two T type pieces, rubber strake. Through the positive and negative wrench movement rotary disk of operating personnel, the inclined plane that makes a T type piece slides on the inclined plane of No. two T type pieces to make No. two T type pieces slide in a spout, can play fine location effect until the surface laminating of two rubber strakes and ring type connecting portion, drive No. two T type pieces through the spring rebound used repeatedly can, solved traditional pneumatic spring and can 'T play fine location effect's problem.

Description

Pneumatic spring with accurate positioning

Technical Field

The utility model relates to a pneumatic spring technical field specifically is an accurate pneumatic spring fixes a position.

Background

The gas spring is formed by filling compressed gas into a sealed container and realizing the spring action by utilizing the compressibility of the gas. The stiffness of such springs is variable because as the load on the spring increases, the gas pressure of the metered quantity of gas in the container increases and the stiffness of the spring increases. On the contrary, when the load is reduced, the air pressure in the spring is reduced, and the rigidity is reduced, so that the spring has more ideal elastic characteristics; traditional pneumatic spring can't play fine location effect, leads to traditional pneumatic spring to use the unstable problem of getting up.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fix a position accurate pneumatic spring, solved traditional pneumatic spring and can't play the problem of fine location effect.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a pneumatic spring accurate in location, includes the bottom plate, the top fixedly connected with guide cylinder of bottom plate, the top of guide cylinder is provided with positioning mechanism, positioning mechanism includes chassis, rotary disk, threaded rod, a T type piece, No. two T type pieces, rubber strake, the bottom of chassis and the top fixed connection of guide cylinder, a spout has been seted up on the surface of chassis, No. two T type pieces are located cell wall sliding connection in the spout with a spout, a screw hole has been seted up at the top of chassis, the threaded rod is connected with screw hole screw thread, the bottom of rotary disk and the one end fixed connection of threaded rod, the bottom of a T type piece and the other end fixed connection of threaded rod, the inclined plane of a T type piece and the inclined plane contact of No. two T type pieces, the both ends of spring respectively with the inclined plane of No. two T type pieces, the rubber seal of a T type piece, The surface of the bottom frame is fixedly connected, the number of the positioning mechanisms is two, and the two positioning mechanisms are respectively and symmetrically arranged on two sides of the top of the guide cylinder.

Preferably, the inside of guide cylinder is provided with the gas storage chamber, the hole has been seted up No. one at the top of guide cylinder, gas storage chamber, downthehole annular connecting portion that are provided with of No. one, the surface of annular connecting portion respectively with the inner wall sliding connection in gas storage chamber, hole No. one.

Preferably, four second threaded holes are formed in four corners of the top of the bottom plate respectively, bolts are connected in the four second threaded holes in a threaded mode respectively, and the four second threaded holes and an external element are installed in a threaded mode through the five bolts.

Preferably, the first T-shaped block is smaller than the second T-shaped block, so that the first T-shaped block can slide on the inclined surface of the second T-shaped block.

Preferably, the quantity of rubber strake is two, two rubber strake fixed mounting is two respectively No. two the surface of T type piece can not damage ring type connecting portion through the rubber strake that sets up at the in-process to ring type connecting portion location.

Preferably, two No. two holes have been seted up respectively to the both sides of guide cylinder, two be provided with two joints respectively in the No. two holes, fill the compressed gas of different capacities toward the gas storage intracavity through connecting to form different atmospheric pressure in the guide cylinder, thereby obtain different elasticity, in order to be applicable to different operating modes, improve this pneumatic spring's practicality.

The utility model provides a fix a position accurate pneumatic spring. The method has the following beneficial effects:

(1) the utility model discloses an operating personnel positive and negative wrench movement rotary disk makes the inclined plane of a T type piece slide on the inclined plane of No. two T type pieces to make No. two T type pieces slide in a spout, can play fine location effect until the surface laminating of two rubber strakes and loop type connecting portion, drive No. two T type pieces through the spring resilience used repeatedly can, solved traditional pneumatic spring and can' T play the problem of fine location effect.

(2) The utility model discloses a connect toward the compressed gas of the intussuseption of gas storage chamber intussuseption different capacities to form different atmospheric pressure in the guide cylinder, thereby obtain different elasticity, in order to be applicable to different operating modes, improve this pneumatic spring's practicality, solved traditional pneumatic spring and can't obtain different elastic problem.

Drawings

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

FIG. 2 is an enlarged view of the mechanism of the present invention A;

fig. 3 is a schematic structural view of the bottom frame of the present invention.

In the figure: 1 annular connecting part, 2 guide cylinders, 3 joints, 4 bottom plates, 5 bolts, 6 air storage cavities, 7 positioning mechanisms, 701 underframe, 702 rotating disc, 703 threaded rod, 704I T-shaped block, 705 II T-shaped block, 706 rubber edge strip and 707 spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

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 "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", 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 simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1-3, the utility model provides a technical solution: a pneumatic spring with accurate positioning comprises a bottom plate 4, four second threaded holes are respectively formed in four corners of the top of the bottom plate 4, bolts 5 are respectively connected in the four second threaded holes in a threaded manner, the four second threaded holes are in threaded mounting with an external element through the five bolts 5, a guide barrel 2 is fixedly connected above the bottom plate 4, a positioning mechanism 7 is arranged above the guide barrel 2, the positioning mechanism 7 comprises a bottom frame 701, a rotating disc 702, a threaded rod 703, a first T-shaped block 704, a second T-shaped block 705 and a rubber edge strip 706, the bottom of the bottom frame 701 is fixedly connected with the top of the guide barrel 2, a first sliding groove is formed in the surface of the bottom frame 701, the second T-shaped block 705 is positioned in the first sliding groove and is in sliding connection with the groove wall in the first sliding groove, a first threaded hole is formed in the top of the bottom frame 701, the threaded rod 703 is in threaded connection with the first threaded hole, the bottom of the rotating disc 702 is fixedly connected with one end of the threaded rod 703, the bottom of a first T-shaped block 704 is fixedly connected with the other end of a threaded rod 703, the inclined surface of the first T-shaped block 704 is in contact with the inclined surface of a second T-shaped block 705, two ends of a spring 707 are respectively and fixedly connected with the inclined surface of the second T-shaped block 705 and the surface of a bottom frame 701, the first T-shaped block 704 is smaller than the second T-shaped block 705, the first T-shaped block 704 can slide on the inclined surface of the second T-shaped block 705, the number of the positioning mechanisms 7 is two, the two positioning mechanisms 7 are respectively and symmetrically arranged on two sides of the top of the guide cylinder 2, the number of the rubber edge strips 706 is two, the two rubber edge strips 706 are respectively and fixedly arranged on the surfaces of the two second T-shaped blocks 705, the annular connecting part 1 cannot be damaged by the arranged rubber edge strips 706 in the process of positioning the annular connecting part 1, an operator can make the inclined surface of the first T-shaped block 704 slide on the inclined surface of the second T-shaped block 705 by forwardly and reversely twisting the rotating disc 702, thereby the second T-shaped block 705 slides in the first sliding groove, a good positioning effect can be achieved until the two rubber edgings 706 are attached to the surface of the annular connecting part, the second T-shaped block 705 is driven by the spring to rebound for reuse, the problem that the traditional pneumatic spring cannot achieve a good positioning effect is solved, the air storage cavity 6 is arranged in the guide cylinder 2, the top of the guide cylinder 2 is provided with a first hole, the air storage cavity 6 and the first hole are internally provided with the annular connecting part 1, the surface of the annular connecting part 1 is respectively connected with the air storage cavity 6 and the inner wall of the first hole in a sliding manner, two sides of the guide cylinder 2 are respectively provided with two second holes, two connectors 3 are respectively arranged in the two second holes, compressed air with different capacities is filled into the air storage cavity 6 through the connectors 3, so as to form different air pressures in the guide cylinder 2, thereby different elasticity is obtained, and the pneumatic spring is suitable for different working conditions, the practicability of the pneumatic spring is improved.

When using, pack the compressed gas of different capacity toward the gas storage chamber 6 intussuseption through connecting, with form different atmospheric pressure in guide cylinder 2, thereby obtain different elasticity, in order to be applicable to different operating modes, improve this pneumatic spring's practicality, two rotary disks in two positioning mechanism 7 are wrench movement in proper order through the operating personnel, spacing through a T type piece 704 and No. two T type pieces 705, make threaded rod 703 downstream in a threaded hole, make the inclined plane of a T type piece 704 slide on the inclined plane of No. two T type pieces 705, thereby make No. two T type pieces 705 slide in a spout, can play fine location effect until the surface laminating of two rubber strakes 706 and loop type connecting portion.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims

1. A pneumatic spring with accurate positioning comprises a bottom plate (4), and is characterized in that: the upper part of the bottom plate (4) is fixedly connected with a guide cylinder (2), a positioning mechanism (7) is arranged above the guide cylinder (2), the positioning mechanism (7) comprises an underframe (701), a rotating disc (702), a threaded rod (703), a first T-shaped block (704), a second T-shaped block (705) and a rubber edge strip (706), the bottom of the underframe (701) is fixedly connected with the top of the guide cylinder (2), a first sliding groove is formed in the surface of the underframe (701), the second T-shaped block (705) is positioned in the first sliding groove and is in sliding connection with the groove wall in the first sliding groove, a first threaded hole is formed in the top of the underframe (701), the threaded rod (703) is in threaded connection with the first threaded hole, the bottom of the rotating disc (702) is fixedly connected with one end of the threaded rod (703), the bottom of the first T-shaped block (704) is fixedly connected with the other end of the threaded rod (703), the inclined plane of the first T-shaped block (704) is in contact with the inclined plane of the second T-shaped block (705), two ends of the spring (707) are fixedly connected with the inclined plane of the second T-shaped block (705) and the surface of the bottom frame (701) respectively, the number of the positioning mechanisms (7) is two, and the two positioning mechanisms (7) are symmetrically arranged on two sides of the top of the guide cylinder (2) respectively.

2. A precisely positioned pneumatic spring as set forth in claim 1, wherein: the inside of guide cylinder (2) is provided with gas storage chamber (6), a hole has been seted up No. one at the top of guide cylinder (2), gas storage chamber (6), downthehole loop type connecting portion (1) that are provided with, the surface of loop type connecting portion (1) respectively with the inner wall sliding connection in gas storage chamber (6), a hole.

3. A precisely positioned pneumatic spring as set forth in claim 2 wherein: four second threaded holes are formed in four corners of the top of the bottom plate (4) respectively, and bolts (5) are in threaded connection in the four second threaded holes respectively.

4. A precisely positioned pneumatic spring as set forth in claim 3 wherein: the T-block number one (704) is smaller than the T-block number two (705).

5. A precisely positioned pneumatic spring as set forth in claim 4 wherein: the number of the rubber edge strips (706) is two, and the two rubber edge strips (706) are fixedly installed on the surfaces of the two second T-shaped blocks (705) respectively.

6. An accurate positioning pneumatic spring as claimed in claim 5, wherein: two second holes are formed in two sides of the guide cylinder (2) respectively, and two connectors (3) are arranged in the second holes respectively.