CN214661242U - Hydraulic oil cylinder with positioning limiting and fixing functions - Google Patents

Abstract

The utility model discloses a spacing fixed hydraulic cylinder of pendulum position, including slewing mechanism and fixed establishment, slewing mechanism includes the bottom plate, the up end middle part fixed mounting of bottom plate has semi-circular fixed plate, semi-circular fixed plate's up end middle part fixed mounting has the locating plate, a plurality of grooves have been seted up on the locating plate, semi-circular fixed plate's both ends fixed mounting respectively has U type limiting plate. The utility model discloses beneficial effect: through setting up limiting plate, cardboard, fixed plate and screw rod two for when needs are fixed to hydraulic cylinder, only need rotate the screw rod two of both sides, thereby promote the limiting plate and fix the earlier inboard motion of the inboard cardboard of limiting plate, in order to reach the purpose of pressing from both sides tight hydraulic cylinder, make hydraulic cylinder fixed, compare with traditional pneumatic cylinder, the utility model discloses need not dismantle a large amount of bolts, the amount of labour when changing hydraulic cylinder that saves greatly makes to change more swiftly and conveniently.

Description

Hydraulic oil cylinder with positioning limiting and fixing functions

Technical Field

The utility model relates to a clamping device, concretely relates to spacing fixed hydraulic cylinder of pendulum position.

Background

The hydraulic oil cylinder is an actuating element in a hydraulic transmission system and is an energy conversion device for converting hydraulic energy into mechanical energy. The hydraulic motor performs a continuous rotary motion, while the hydraulic cylinder performs a reciprocating motion. The hydraulic cylinder has three types, including piston cylinder, plunger cylinder and swinging cylinder, and the piston cylinder and the plunger cylinder realize linear reciprocating motion to output speed and thrust and the swinging cylinder realizes reciprocating swinging to output angular speed and torque. The hydraulic cylinder may be used not only singly but also in combination of two or more or in combination with other mechanisms. To accomplish a particular function. The hydraulic oil cylinder has simple structure and reliable work and is widely applied to a hydraulic system of a machine tool; at present, most of hydraulic oil cylinders used in the market are fixed at a designated position through bolts, the angle is fixed, the output angle of the hydraulic oil cylinder cannot be adjusted, and the hydraulic oil cylinders are complex to assemble and disassemble through the bolts, so that the labor amount during disassembly is increased, and the hydraulic oil cylinders cannot be suitable for multi-angle operation after being fixed; therefore, based on the problems, the hydraulic oil cylinder with fixed swing position and limit is designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a spacing fixed hydraulic cylinder of pendulum position to solve the hydraulic cylinder that uses on the market and pass through bolt fastening at appointed position more, the angle is fixed, can not adjust hydraulic cylinder's output angle, and it is loaded down with trivial details also relatively to dismantle through the bolt installation moreover, not only increases the amount of labour when dismantling, can not be applicable to the problem of the operation of multi-angle after fixing moreover.

In order to achieve the above object, the present invention provides the following technical solutions: a hydraulic oil cylinder with a positioning limiting function comprises a rotating mechanism and a fixing mechanism, wherein the rotating mechanism comprises a bottom plate, a semicircular fixing plate is fixedly installed in the middle of the upper end face of the bottom plate, a positioning plate is fixedly installed in the middle of the upper end face of the semicircular fixing plate, a plurality of positioning grooves are formed in the positioning plate, U-shaped limiting plates are fixedly installed at two ends of the semicircular fixing plate respectively, an installation table is installed on the U-shaped limiting plates in a sliding mode, a first screw rod is arranged on one side of the lower end face of the installation table and corresponds to the positioning plate in position, the fixing mechanism comprises a fixing plate and a limiting plate, the fixing plate is fixedly installed on two sides of the upper end face of the installation table respectively, a second screw rod is in threaded connection with the middle of the fixing plate, the lower end of the limiting plate is in sliding connection with the upper end face of the installation table, and the limiting plate is located on the inner side of the fixing plate, one end of the second screw penetrates through the fixed plate and is rotatably connected with the limiting plate through a bearing, a clamping plate is fixedly mounted on the inner side of the limiting plate, the hydraulic oil cylinder is fixedly mounted on the upper end face of the mounting table, and the position of the hydraulic oil cylinder corresponds to that of the clamping plate.

Preferably, the upper end face of the mounting table is provided with a sliding groove, and two sides of the bottom end face of the limiting plate are fixedly provided with sliding blocks which are positioned in the sliding groove.

Preferably, the outer side of the clamping plate is provided with a threaded hole, the clamping plate is fixedly arranged on the inner side of the limiting plate through a bolt, and the inner side of the clamping plate is fixedly provided with a rubber pad.

Preferably, threaded holes are formed in the middle of the arc part of the lower end face of the mounting platform, a U-shaped groove is formed in the U-shaped limiting plate, and the mounting platform is connected with the U-shaped limiting plate through bolts.

Preferably, a rubber pad is fixedly mounted on the lower end face of the bottom plate.

In the technical scheme, the utility model provides a technological effect and advantage:

the utility model, through setting the limiting plate, the clamping plate, the fixing plate and the second screw rod, when the hydraulic cylinder needs to be fixed, only the second screw rods at two sides need to be rotated, thereby pushing the limiting plate and the clamping plate fixed at the inner side of the limiting plate to move inwards firstly, so as to achieve the purpose of clamping the hydraulic cylinder, and the hydraulic cylinder is fixed, compared with the traditional hydraulic cylinder, the utility model does not need to disassemble a large number of bolts, greatly saves the labor amount when the hydraulic cylinder is replaced, so that the replacement is quicker and more convenient, through additionally arranging the first screw rod, the mounting platform, the U-shaped limiting plate and the positioning plate, when the output angle of the hydraulic cylinder needs to be adjusted, the first screw rod is rotated by loosening the bolts in the U-shaped groove, thereby adjusting the angle of the mounting platform, compared with the traditional bolt fixing installation, the different output angles of the hydraulic cylinder are increased, and the use requirements on the base are reduced, the hydraulic oil cylinder is more convenient to use and has wider application field.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

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

Fig. 2 is a schematic view of the top view structure of the present invention.

Fig. 3 is a schematic view of the structure of the semicircular fixing plate of the present invention.

Figure 4 is the utility model discloses cardboard and limiting plate explosion structure schematic diagram.

Fig. 5 is a schematic view of a connection structure between the mounting table and the screw rod of the present invention.

Description of reference numerals:

1. a rotating mechanism; 2. a fixing mechanism; 3. a hydraulic cylinder; 11. a base plate; 12. positioning a plate; 13. a U-shaped limiting plate; 14. a first screw rod; 15. an installation table; 16. a bolt; 17. a semicircular fixing plate; 18. a U-shaped groove; 21. a fixing plate; 22. a limiting plate; 23. clamping a plate; 24. a second screw; 25. a chute; 26. a slide block.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more example embodiments. In the following description, numerous specific details are provided to give a thorough understanding of example embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, steps, and so forth. In other instances, well-known structures, methods, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.

The utility model provides a hydraulic cylinder with fixed swing position and limit as shown in figures 1-5, which comprises a rotating mechanism 1 and a fixing mechanism 2, wherein the rotating mechanism 1 comprises a bottom plate 11, a semicircular fixing plate 17 is fixedly arranged in the middle of the upper end surface of the bottom plate 11, a positioning plate 12 is fixedly arranged in the middle of the upper end surface of the semicircular fixing plate 17, a plurality of positioning grooves are arranged on the positioning plate 12, U-shaped limiting plates 13 are respectively and fixedly arranged at two ends of the semicircular fixing plate 17, an installation platform 15 is slidably arranged on the U-shaped limiting plates 13, a screw rod 14 is arranged at one side of the lower end surface of the installation platform 15, the screw rod 14 corresponds to the positioning plate 12, so that the installation platform 15 can drive the installation platform 15 to rotate around the U-shaped limiting plates 13 by rotating the screw rod 14, the angle of the installation platform 15 can be adjusted, the fixing mechanism 2 comprises a fixing plate 21 and a limiting plate 22, the fixing plate 21 is fixedly installed on two sides of the upper end face of the mounting table 15 respectively, a second screw rod 24 is connected to the middle of the fixing plate 21 in a threaded mode, the lower end of the limiting plate 22 is connected with the upper end face of the mounting table 15 in a sliding mode, the limiting plate 22 is located on the inner side of the fixing plate 21, one end of the second screw rod 24 penetrates through the fixing plate 21 to be connected with the limiting plate 22 in a rotating mode through a bearing, a clamping plate 23 is fixedly installed on the inner side of the limiting plate 22, the hydraulic oil cylinder 3 is fixedly installed on the upper end face of the mounting table 15, and the hydraulic oil cylinder 3 corresponds to the clamping plate 23 in position and can rotate the second screw rod 24, so that the limiting plate 22 and the clamping plate 23 are driven to move inwards, and a fixing effect is achieved on the hydraulic oil cylinder 3.

Further, in the above technical scheme, a sliding groove 25 is formed in the upper end surface of the mounting table 15, sliding blocks 26 are fixedly mounted on two sides of the bottom end surface of the limiting plate 22, the sliding blocks 26 are located in the sliding grooves 25, the sliding grooves 25 and the sliding blocks 26 are mounted at the lower end of the limiting plate 22 through the upper end surface of the mounting table 15, so that the limiting plate 22 cannot incline leftwards and rightwards when moving inwards and outwards, an angle between the second screw rod 24 and the fixed plate 21 is avoided, and the limiting plate 22 cannot move due to clamping, and the clamping plate 23 cannot fix the hydraulic oil cylinder 3.

Furthermore, in the above technical scheme, a threaded hole is formed in the outer side of the clamping plate 23, the clamping plate 23 is fixedly mounted on the inner side of the limiting plate 22 through the bolt 16, a rubber pad is fixedly mounted on the inner side of the clamping plate 23, the clamping plate 23 is fixed through the bolt 16, so that the clamping plates 23 of different models can be replaced when hydraulic cylinders of different specifications are fixed, and friction between the clamping plates and the side wall of the hydraulic cylinder is increased by additionally arranging the rubber pad, so that the hydraulic cylinder 3 is more firmly fixed, the side wall of the hydraulic cylinder is protected, and clamping damage is avoided.

Further, in the above technical scheme, threaded holes are formed in the middle of the arc portion of the lower end face of the mounting table 15, the U-shaped groove 18 is formed in the U-shaped limiting plate 13, the mounting table 15 is connected with the U-shaped limiting plate 13 through the bolt 16, so that when the bolt 16 is loosened, the mounting table 15 can slide around the U-shaped limiting plate 13, and the angle of the mounting table 15 can be adjusted conveniently.

Further, in the above technical scheme, a rubber pad is fixedly mounted on the lower end surface of the bottom plate 11, so that the bottom plate 11 is more stable and firm when being fixed.

Principle of operation

The implementation mode is specifically as follows: when a user needs to use the device, the user firstly puts the hydraulic oil cylinder 3 in the middle of the upper end face of the mounting platform 15, then shakes the two screw rods 24 rotatably mounted in the middle of the fixing plates 21 at the two sides to push the limiting plate 22 to move, because the sliding block 26 fixedly mounted on the lower end face of the limiting plate 22 is positioned in the sliding groove 25, the limiting plate 22 can only move inwards and outwards, so that the clamping plate 23 fixedly mounted on the inner side of the limiting plate 22 can clamp the hydraulic oil cylinder 3 to play a role in fixing the hydraulic oil cylinder 3, when the output angle of the hydraulic oil cylinder 3 needs to be adjusted, firstly, the bolt 16 in the U-shaped groove 18 is loosened, then, the screw rod 14 fixedly mounted on the lower end face of the mounting platform 15 is rotated, and the mounting platform 15 rotates around the U-shaped limiting plate 13 through the matching and the action of the upper thread of the screw rod 14 and the positioning groove formed on the positioning plate 12, when the required angle is reached, only the bolts 16 in the U-shaped grooves 18 need to be tightened.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims (5)

1. The utility model provides a spacing fixed hydraulic cylinder puts, includes slewing mechanism (1) and fixed establishment (2), its characterized in that: the rotating mechanism (1) comprises a bottom plate (11), a semicircular fixing plate (17) is fixedly mounted in the middle of the upper end face of the bottom plate (11), a positioning plate (12) is fixedly mounted in the middle of the upper end face of the semicircular fixing plate (17), a plurality of positioning grooves are formed in the positioning plate (12), U-shaped limiting plates (13) are fixedly mounted at two ends of the semicircular fixing plate (17) respectively, an installation table (15) is slidably mounted on the U-shaped limiting plates (13), a first screw rod (14) is arranged on one side of the lower end face of the installation table (15), the first screw rod (14) corresponds to the positioning plate (12) in position, the fixing mechanism (2) comprises a fixing plate (21) and a limiting plate (22), the fixing plate (21) is fixedly mounted on two sides of the upper end face of the installation table (15) respectively, and a second screw rod (24) is in threaded connection with the middle of the fixing plate (21), the lower end of the limiting plate (22) is connected with the upper end face of the mounting table (15) in a sliding mode, the limiting plate (22) is located on the inner side of the fixing plate (21), one end of the second screw rod (24) penetrates through the fixing plate (21) and is connected with the limiting plate (22) in a rotating mode through a bearing, a clamping plate (23) is fixedly installed on the inner side of the limiting plate (22), the hydraulic oil cylinder (3) is fixedly installed on the upper end face of the mounting table (15), and the hydraulic oil cylinder (3) corresponds to the clamping plate (23).

2. The hydraulic oil cylinder with fixed swing position and limit as claimed in claim 1, is characterized in that: spout (25) have been seted up to the upper end face of mount table (15), bottom end face both sides fixed mounting of limiting plate (22) has slider (26), slider (26) are located spout (25).

3. The hydraulic oil cylinder with fixed swing position and limit as claimed in claim 2, is characterized in that: the outer side of the clamping plate (23) is provided with a threaded hole, the clamping plate (23) is fixedly arranged on the inner side of the limiting plate (22) through a bolt (16), and the inner side of the clamping plate (23) is fixedly provided with a rubber pad.

4. The hydraulic oil cylinder with fixed swing position and limit as claimed in claim 2, is characterized in that: threaded holes are formed in the middle of the arc position of the lower end face of the mounting platform (15), a U-shaped groove (18) is formed in the U-shaped limiting plate (13), and the mounting platform (15) is connected with the U-shaped limiting plate (13) through a bolt (16).

5. The hydraulic oil cylinder with fixed swing position and limit as claimed in claim 1, is characterized in that: and a rubber pad is fixedly arranged on the lower end surface of the bottom plate (11).

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