Jacking limiting floating mechanism

Abstract

The utility model discloses a jacking limiting floating mechanism which comprises a jacking limiting floating mechanism body, an upper jacking plate and a lower jacking plate are arranged on the jacking limiting floating mechanism body, a jacking assisting plate is arranged below the upper jacking plate and the lower jacking plate, and a floating head matched installation sleeve is arranged above the center inside the upper jacking plate and the lower jacking plate. A thrust ball bearing, a floating telescopic spring, a matched mounting seat and a connecting shaft are arranged in the floating head matched mounting sleeve in a matched mode, a floating connector is arranged in the center of the lower portion of the jacking power-assisted plate, a jacking air cylinder is arranged in the matched mounting plate below the jacking power-assisted plate in a matched mode, and jacking limiting air cylinders are arranged on the two sides of the jacking air cylinder. The upper jacking sliding bearing and the lower jacking sliding bearing are symmetrically arranged in the matched mounting plate, the top ends of the upper jacking sliding bearing and the lower jacking sliding bearing are matched with the upper jacking plate, the lower jacking plate and the jacking assisting plate, and the jacking limiting floating mechanism is simple in structure, capable of conducting repeated jacking in the moving space range and good in equipment stability.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical equipment, in particular to a jacking limit floating mechanism. Background Technique

[0002] The principle of the floating mechanism is based on the balance principle and buoyancy principle in physics. When an object is immersed in a liquid, the liquid generates an upward buoyant force on the object. The floating mechanism uses the buoyant force to adjust its own position and balance. The floating mechanism usually includes one.

[0003] The floating mechanism is a common engineering structure that can automatically adjust and maintain balance according to changes in external conditions. The floating mechanism can be applied to various fields, such as construction, aerospace, automotive industry, etc.

[0004] The principle of the floating mechanism is based on the balance principle and buoyancy principle in physics. In industrial processing or industrial production processes, the floating mechanism is very commonly used. However, the structures of many current floating mechanisms are still relatively complex. Some suspension mechanisms use a single cylinder drive method, resulting in poor stability during the up and down floating process. Therefore, there is an urgent need for an improved technology to solve this problem existing in the prior art. Content of the Utility Model

[0005] The purpose of the present utility model is to provide a jacking limit floating mechanism with upper and lower jacking plates provided on the body of the jacking limit floating mechanism, a jacking assistance plate provided below the upper and lower jacking plates, a floating head mating installation sleeve provided above the center inside the upper and lower jacking plates, a thrust ball bearing, a floating telescopic spring, a mating installation seat, and a connecting shaft are provided inside the floating head mating installation sleeve in a mating manner. A floating connecting head is provided at the center below the jacking assistance plate, a jacking cylinder is provided inside the mating installation plate below the jacking assistance plate in a mating manner, jacking limit cylinders are provided on both sides of the jacking cylinder, upper and lower jacking sliding bearings are symmetrically provided inside the mating installation plate, and the tops of the upper and lower jacking sliding bearings are matingly installed with the upper and lower jacking plates and the jacking assistance plate, which can perform repeated jacking within the moving space range, and the equipment has good stability jacking limit floating mechanism to solve the problems raised in the above background technique.

[0006] To achieve the above purpose, the present utility model provides the following technical solution: A jacking limit floating mechanism, including a jacking limit floating mechanism body, an upper and lower jacking plate is provided on the jacking limit floating mechanism body, a jacking assistance plate is provided below the upper and lower jacking plate, a floating head mating installation sleeve is provided above the center inside the upper and lower jacking plates, the mating installation sleeve is fixedly connected to the jacking assistance plate by a long shaft screw, a connecting shaft is provided at the center inside the mating installation sleeve, a mating installation seat is provided at the bottom of the connecting shaft, and an upper and lower floating head is provided at the top of the connecting shaft;

[0007] A mating mounting plate is provided below the jacking assist plate. A jacking cylinder is provided at the center inside the mating mounting plate. Jacking limit cylinders are symmetrically provided on both sides of the jacking cylinder. A floating connection head is provided at the end of the push shaft of the jacking cylinder. The floating connection head is matingly installed with the jacking assist plate. Upper and lower jacking sliding bearings are provided near the edges on both sides inside the mating mounting plate. A mating mounting member is provided between the upper and lower jacking sliding bearings and the mating mounting plate.

[0008] Preferably, thrust ball bearings are symmetrically provided at the lower sides of the top of the mating mounting sleeve and below the upper and lower floating heads. A floating telescopic spring is matingly provided outside the bottom end of the upper and lower floating heads. The floating telescopic spring is matingly installed with the mating mounting seat and the mating mounting sleeve.

[0009] Preferably, the end of the push shaft of the jacking limit cylinder is fixedly connected to the lower surface of the jacking assist plate.

[0010] Preferably, mating mounting holes are provided inside the mating mounting plate. The mating mounting holes penetrate the mating mounting plate in the vertical direction. Rubber gaskets are provided near the four corners on the upper surface of the mating mounting plate. The rubber gaskets are fixedly installed on the upper surface of the mating mounting plate.

[0011] Preferably, an upper and lower jacking sliding bearing sleeve is provided outside the upper and lower jacking sliding bearings. The upper and lower jacking sliding bearing sleeves are arranged inside the mating mounting plate and fixedly installed with the mating mounting plate. The upper end of the upper and lower jacking sliding bearings is matingly installed with the upper and lower jacking plates and the jacking assist plate.

[0012] Compared with the prior art, the beneficial effects of the present utility model are:

[0013] (1) Rubber gaskets are provided near the four corners on the upper surface of the mating mounting plate. The rubber gaskets are fixedly installed on the upper surface of the mating mounting plate. The rubber gaskets effectively buffer and protect the upper and lower jacking plates, avoid mutual impact between components, and effectively reduce the noise generated during the operation of the equipment;

[0014] (2) The upper end of the upper and lower jacking sliding bearings is matingly installed with the upper and lower jacking plates and the jacking assist plate. The upper and lower jacking sliding bearing sleeves limit and protect the upper and lower jacking sliding bearings, enabling the jacking assist plate to stably move up and down in the vertical direction;

[0015] (3) The structure of the jacking limit floating mechanism is simple, and it can be repeatedly jacked within the moving space range. The stability of the equipment is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic structural diagram of the jacking limit floating mechanism body of the present utility model;

[0017] Figure 2 This is the front view of the lifting limit floating mechanism of the utility model;

[0018] Figure 3 This is the sectional view of the lifting limit floating mechanism of the utility model.

[0019] In the figure: 1. Body of the lifting limit floating mechanism; 2. Upper and lower lifting plates; 3. Matching mounting plate; 4. Upper and lower lifting sliding bearings; 5. Lifting limit cylinder; 6. Lifting cylinder; 7. Matching mounting parts; 8. Upper and lower floating heads; 9. Lifting assist plate; 10. Floating connection head; 11. Thrust ball bearing; 12. Floating expansion spring; 13. Floating head matching mounting sleeve; 14. Matching mounting seat; 15. Connecting shaft; 16. Upper and lower lifting sliding bearing sleeves. Specific embodiments

[0020] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0021] Please refer to Figures 1-3 , the present utility model provides a technical solution: a lifting limit floating mechanism, including the body 1 of the lifting limit floating mechanism. There is an upper and lower lifting plate 2 on the body 1 of the lifting limit floating mechanism. There is a lifting assist plate 9 below the upper and lower lifting plates 2. There is a floating head matching mounting sleeve 13 above the center inside the upper and lower lifting plates 2. The matching mounting sleeve 13 and the lifting assist plate 9 are fixedly connected by long shaft screws. There is a connecting shaft 15 in the center inside the matching mounting sleeve 13. There is a matching mounting seat 14 at the bottom of the connecting shaft 15. There is an upper and lower floating head 8 at the top of the connecting shaft 15. Thrust ball bearings 11 are symmetrically arranged on both sides below the top of the matching mounting sleeve 13 and the lower part of the upper and lower floating heads 8. A floating expansion spring 12 is arranged on the outside of the bottom end of the upper and lower floating heads 8. The floating expansion spring 12 is installed in cooperation with the matching mounting seat 14 and the matching mounting sleeve 13. The floating expansion spring 12 has an auxiliary rebounding effect on the upper and lower floating heads 8.

[0022] A matching mounting plate 3 is arranged below the lifting assist plate 9. There is a matching mounting hole inside the matching mounting plate 3. The matching mounting hole penetrates the matching mounting plate 3 in the vertical direction. Rubber gaskets are arranged near the four corners on the upper surface of the matching mounting plate 3. The rubber gaskets are fixedly installed on the upper surface of the matching mounting plate 3. The rubber gaskets effectively buffer and protect the upper and lower lifting plates 2, avoid mutual impact between components, and effectively reduce the noise generated during the operation of the equipment.

[0023] Inside the central part of the mating mounting plate 3, a jacking cylinder 6 is provided. On both sides of the jacking cylinder 6, jacking limit cylinders 5 are symmetrically arranged. At the end of the push shaft of the jacking cylinder 6, a floating connector 10 is provided. The floating connector 10 is fitted and installed with the jacking assist plate 9. The jacking limit cylinder 5 has a limiting effect on the jacking assist plate 9. The end of the push shaft of the jacking limit cylinder 5 is fixedly connected to the lower surface of the jacking assist plate 9. Near both side edges inside the mating mounting plate 3, upper and lower jacking sliding bearings 4 are provided. Between the upper and lower jacking sliding bearings 4 and the mating mounting plate 3, mating mounting parts are provided.

[0024] Outside the upper and lower jacking sliding bearings 4, upper and lower jacking sliding bearing sleeves 16 are provided. The upper and lower jacking sliding bearing sleeves 16 are arranged inside the mating mounting plate 3 and fixedly installed with the mating mounting plate 3. The upper end of the upper and lower jacking sliding bearings 4 is fitted and installed with the upper and lower jacking plates 2 and the jacking assist plate 9. The upper and lower jacking sliding bearing sleeves 16 have a limiting and protecting effect on the upper and lower jacking sliding bearings 4, enabling the jacking assist plate 9 to stably move up and down in the vertical direction.

[0025] Operation process: The push shafts of the two jacking limit cylinders 5 are pushed out. The push shafts of the jacking limit cylinders 5 push the upper and lower jacking plates 2 upward. At the same time, the jacking assist plate 9 assists the jacking limit cylinder 5 to push the upper and lower jacking plates 2 upward. The thrust ball bearing 11 and the floating expansion spring 12 drive the upper and lower floating heads 8 to move in the vertical direction. The upper and lower jacking sliding bearings 4 are arranged inside the upper and lower jacking sliding bearing sleeves 16, and the jacking sliding bearings 4 stably move inside the upper and lower jacking sliding bearing sleeves 16.

[0026] The structure of this jacking limit floating mechanism is simple and can perform repeated jacking within the moving space range, and the stability of the equipment is good.

[0027] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A lifting limit floating mechanism, comprising a lifting limit floating mechanism body (1), characterized in that: The lifting limit floating mechanism body (1) is provided with upper and lower lifting plates (2), and a lifting assisting plate (9) is provided below the upper and lower lifting plates (2). A floating head matching installation sleeve (13) is provided at the upper center of the inner part of the upper and lower lifting plates (2). The matching installation sleeve (13) and the lifting assisting plate (9) are fixedly connected by a long shaft screw. A connecting shaft (15) is provided at the inner center of the matching installation sleeve (13), and a matching installation seat (14) is provided at the bottom of the connecting shaft (15). An upper and lower floating head (8) is provided at the top of the connecting shaft (15); A matching mounting plate (3) is provided below the lifting assisting plate (9), a lifting cylinder (6) is provided in the center of the matching mounting plate (3), lifting limit cylinders (5) are symmetrically provided on both sides of the lifting cylinder (6), a floating connector (10) is provided at the end of the push shaft of the lifting cylinder (6), the floating connector (10) and the lifting assisting plate (9) are matched and installed, upper and lower lifting sliding bearings (4) are provided inside the matching mounting plate (3) near the edges on both sides, and matching mounting parts are provided between the upper and lower lifting sliding bearings (4) and the matching mounting plate (3).

2. A lifting limit floating mechanism according to claim 1, characterized in that: Thrust ball bearings (11) are symmetrically provided on the top of the matching installation sleeve (13) and on both sides below the upper and lower floating heads (8); a floating telescopic spring (12) is matched with the outer side of the bottom end of the upper and lower floating heads (8); the floating telescopic spring (12) is matched with the matching installation seat (14) and the matching installation sleeve (13).

3. The lifting and limiting floating mechanism according to claim 1 is characterized in that: The push shaft end of the lifting limit cylinder (5) is fixedly connected to the lower surface of the lifting assisting plate (9).

4. The lifting and limiting floating mechanism according to claim 1 is characterized in that: A matching installation hole is provided inside the matching installation plate (3), and the matching installation hole passes through the matching installation plate (3) in the vertical direction. Rubber washers are provided near the four corners of the upper surface of the matching installation plate (3), and the rubber washers are fixedly installed on the upper surface of the matching installation plate (3).

5. The lifting and limiting floating mechanism according to claim 1 is characterized in that: The upper and lower lifting sliding bearings (4) are provided with upper and lower lifting sliding bearing sleeves (16) on the outside. The upper and lower lifting sliding bearing sleeves (16) are arranged inside the matching mounting plate (3) and fixedly mounted on the matching mounting plate (3). The upper ends of the upper and lower lifting sliding bearings (4) are matched and mounted on the upper and lower lifting plates (2) and the lifting assisting plate (9).

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