CN215109790U - High-speed hydraulic oil cylinder - Google Patents

Abstract

The utility model discloses a high-speed hydraulic cylinder, including fixed chamber, the fixed motor that is provided with of fixed chamber one end, motor output shaft end transmission is connected with the pivot, the pivot outer peripheral face is connected with oval shape piece, fixed intracavity chamber both sides all are provided with the fly leaf, two the one end that the fly leaf was carried on the back mutually all is connected with the picture peg, two the one end that the fly leaf is relative is the fixed arc wall that is provided with all. The utility model discloses a picture peg that the motor drove both sides is inserted respectively to the slot that corresponds the position in, realizes installing the cylinder body at fixed chamber top fast, and the motor continues to rotate 90 degrees and is convenient for dismantle the cylinder body to make the cylinder body dismouting of being convenient for, the bellows realizes the gap cover with cylinder body and piston rod body swing joint department, avoids the dust to get into to cylinder body inner chamber, avoids piston and cylinder body inner wall wearing and tearing.

Description

High-speed hydraulic oil cylinder

Technical Field

The utility model relates to a hydraulic cylinder technical field, concretely relates to high-speed hydraulic cylinder.

Background

The hydraulic oil cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy and does linear reciprocating motion (or swinging motion), has simple structure and reliable work, can omit a speed reducer when realizing reciprocating motion, has no transmission clearance and moves stably, thereby being widely applied to various mechanical hydraulic systems, and the output force of the hydraulic cylinder is in direct proportion to the effective area of a piston and the pressure difference of two sides of the piston; the hydraulic cylinder basically comprises a cylinder barrel and a cylinder cover, a piston and a piston rod, a sealing device, a buffering device and an exhaust device, wherein the buffering device and the exhaust device are determined according to specific application occasions, and other devices are indispensable.

The prior art has the following defects: the hydraulic cylinder is characterized in that the hydraulic cylinder is arranged outside mostly when used, the hydraulic cylinder is free of a dustproof mechanism, dust can enter the cylinder barrel from a gap between the piston rod and the cylinder barrel, the piston can cause serious abrasion to the inner wall of the cylinder barrel and the piston when moving at high speed in a reciprocating mode, the hydraulic cylinder is easy to damage due to poor sealing performance due to the fact that the existing hydraulic cylinder is mounted at an appointed position mostly through a mounting flange and a plurality of bolts, and the bolt is complex to disassemble and assemble and needs a special disassembling and assembling tool, so that the hydraulic cylinder is disassembled and assembled.

The above information disclosed in this background section is only for enhancement of understanding of the background of the disclosure and therefore it may contain information that does not constitute prior art that is already known to a person of ordinary skill in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high-speed hydraulic cylinder, insert respectively to the slot that corresponds the position through the picture peg that the motor drove both sides, realize installing the cylinder body fast at fixed chamber top, the motor continues to rotate 90 degrees and is convenient for dismantle the cylinder body, thereby make the cylinder body dismouting of being convenient for, the bellows realizes the gap cover with cylinder body and piston rod body swing joint department, avoid the dust to get into to cylinder body inner chamber, avoid piston and cylinder body inner wall wearing and tearing, with the problem among the above-mentioned background art of solution.

In order to achieve the above object, the present invention provides the following technical solutions: the high-speed hydraulic oil cylinder comprises a fixed cavity, wherein one end of the fixed cavity is fixedly provided with a motor, the end part of an output shaft of the motor is in transmission connection with a rotating shaft, the peripheral surface of the rotating shaft is connected with an oval block, two sides of the inner cavity of the fixed cavity are respectively provided with a movable plate, the opposite ends of the two movable plates are respectively connected with a plugboard, the opposite ends of the two movable plates are respectively fixedly provided with an arc-shaped groove, two springs are respectively connected between the two movable plates and the inner wall of the fixed cavity, the top of the fixed cavity is provided with a cylinder body, the bottom of the cylinder body is connected with a bottom plate, the bottom of the bottom plate is connected with a frame body, two ends of the frame body are respectively and fixedly provided with an inserting groove, the inner cavity of the cylinder body is movably provided with a piston rod body, the top of the peripheral surface of the piston rod body is connected with a first fixing ring, the bottom of the peripheral surface of the cylinder body is connected with a second fixing ring, the corrugated pipe is connected between the first fixing ring and the second fixing ring, a first inserting strip is connected to the bottom of the first fixing ring, and a second inserting strip is connected to the top of the second fixing ring.

Preferably, two movable plates are axially symmetrically arranged relative to the vertical central axis of the fixed cavity.

Preferably, the two plug boards and the two slots are matched.

Preferably, the first cutting is fixedly provided with a plurality of, any adjacent two the contained angle between the first cutting is 30 degrees, the second cutting is fixedly provided with a plurality of, any adjacent two the contained angle between the second cutting is 30 degrees.

Preferably, a plurality of first cutting and a plurality of second cutting are crisscross to be inserted mutually, and a plurality of first cutting all laminates with two second cutting of corresponding position mutually.

Preferably, the first fixing ring and the plurality of first inserting strips are of an integrated structure, and the second fixing ring and the plurality of second inserting strips are of an integrated structure.

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

drive oval piece through the motor and rotate 90 degrees, make oval piece card between two arc walls, two arc walls realize spacing to oval piece, oval piece rotates in the slot of 90 degrees back both sides is installed respectively to corresponding position, two picture pegs realize spacing the framework, and then realize fixing the cylinder body, thereby realize installing the cylinder body at fixed chamber top fast, the switch-on motor continues to rotate 90 degrees, four springs drive two picture pegs and shift out from the slot that corresponds the position, be convenient for dismantle the cylinder body, thereby make the cylinder body dismouting of being convenient for, the bellows realizes the gap sealing cover with cylinder body and piston rod body swing joint department, avoid the dust to get into to cylinder body inner chamber, avoid piston and cylinder body inner wall wearing and tearing.

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 an enlarged view of a portion a of fig. 1 according to the present invention.

Fig. 3 is a front view of the fixing cavity of the present invention.

Fig. 4 is a partial bottom view of the first fixing ring of the present invention.

Fig. 5 is a partial structural plan view of the first fixing ring of the present invention.

Fig. 6 is the installation schematic diagram of the cylinder body and the schematic diagram of the upward movement of the piston rod body of the present invention.

In the figure, 1, a fixed cavity; 2. a motor; 3. a rotating shaft; 4. an oval block; 5. a movable plate; 6. inserting plates; 7. an arc-shaped slot; 8. a spring; 9. a cylinder barrel body; 10. a base plate; 11. a frame body; 12. a slot; 13. a piston rod body; 14. a first retainer ring; 15. a second retainer ring; 16. a bellows; 17. a first slip; 18. and a second slip.

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 high-speed hydraulic cylinder as shown in figures 1-6, which comprises a fixed cavity 1, wherein one end of the fixed cavity 1 is fixedly provided with a motor 2, the end part of an output shaft of the motor 2 is in transmission connection with a rotating shaft 3, the outer peripheral surface of the rotating shaft 3 is connected with an oval block 4, two sides of the inner cavity of the fixed cavity 1 are both provided with movable plates 5, the opposite ends of the two movable plates 5 are both connected with a plugboard 6, the opposite ends of the two movable plates 5 are both fixedly provided with an arc-shaped groove 7, two springs 8 are connected between the two movable plates 5 and the inner wall of the fixed cavity 1, the top of the fixed cavity 1 is provided with a cylinder body 9, the bottom of the cylinder body 9 is connected with a bottom plate 10, the bottom of the bottom plate 10 is connected with a frame body 11, two ends of the frame body 11 are both fixedly provided with slots 12, the inner cavity of the cylinder body 9 is movably provided with a piston rod body 13, the top of the outer peripheral surface of the piston rod body 13 is connected with a first fixing ring 14, the bottom of the outer peripheral surface of the cylinder barrel body 9 is connected with a second fixing ring 15, a corrugated pipe 16 is connected between the first fixing ring 14 and the second fixing ring 15, the bottom of the first fixing ring 14 is connected with a first inserting strip 17, and the top of the second fixing ring 15 is connected with a second inserting strip 18.

Further, in the above technical solution, two movable plates 5 are disposed in axial symmetry with respect to the central axis of the fixed cavity 1 in the vertical direction.

Further, in the above technical solution, the two inserting plates 6 and the two inserting grooves 12 are matched with each other, so as to facilitate inserting.

Further, in the above technical scheme, the first cutting 17 is fixedly provided with a plurality of, any two adjacent included angles between the first cutting 17 are both 30 degrees, the second cutting 18 is fixedly provided with a plurality of, and any two adjacent included angles between the second cutting 18 are both 30 degrees.

Further, in the above technical solution, the plurality of first inserting bars 17 are interleaved with the plurality of second inserting bars 18, and the plurality of first inserting bars 17 are all attached to two second inserting bars 18 at corresponding positions.

Further, in the above technical solution, the first fixing ring 14 and the plurality of first inserting strips 17 are of an integrated structure, and the second fixing ring 15 and the plurality of second inserting strips 18 are of an integrated structure, so as to facilitate processing.

The implementation mode is specifically as follows: when the device is in actual use, the fixed cavity 1 is fixedly welded at a designated position, the frame body 11 is sleeved outside the fixed cavity 1, then the motor 2 is connected with an external power supply through a lead, the motor 2 is connected to drive the rotating shaft 3 and the elliptical block 4 to rotate, the elliptical block 4 drives the two movable plates 5 and the two plug boards 6 to simultaneously move towards two sides when rotating, the four springs 8 are simultaneously driven to compress, the adjusting motor 2 drives the rotating shaft 3 and the elliptical block 4 to rotate for 90 degrees and then stop, at the moment, the top and the bottom of the elliptical block 4 are respectively clamped in the two arc-shaped grooves 7, the two arc-shaped grooves 7 limit the elliptical block 4, under the action of the four springs 8, the limiting effect of the elliptical block 4 is better, the plug boards 6 at two sides are respectively inserted into the slots 12 at corresponding positions after the elliptical block 4 rotates for 90 degrees, the two plug boards 6 limit the frame body 11, and further realize the fixation of the cylinder barrel body 9, thereby realizing that the cylinder barrel body 9 is rapidly installed at the top of the fixed cavity 1, the switch-on motor 2 continuously rotates for 90 degrees, the four springs 8 drive the two insertion plates 6 to move out of the insertion grooves 12 at the corresponding positions, the cylinder barrel body 9 is convenient to disassemble, when the piston rod body 13 extends from the cylinder barrel body 9, the piston rod body 13 drives the first fixed ring 14 and the first insertion strips 17 to move upwards, the corrugated pipe 16 extends, the piston rod body 13 drives the first fixed ring 14 and the first insertion strips 17 to move downwards, the corrugated pipe 16 is shortened, the first insertion strips 17 and the second insertion strips 18 limit the corrugated pipe 16, the corrugated pipe 16 is prevented from being bent when being contracted, the corrugated pipe 16 is neatly accommodated, the corrugated pipe 16 realizes the movable connection of the cylinder barrel body 9 and the piston rod body 13, and prevents dust from entering the inner cavity of the cylinder barrel body 9, avoid piston and 9 inner wall wearing and tearing of cylinder body, this embodiment has specifically solved and has placed in the external world mostly when current high-speed hydraulic cylinder that exists among the prior art uses, because hydraulic cylinder does not have dustproof mechanism, the dust can be followed piston rod and cylinder gap department and entered into to the cylinder in, because the existence of dust, the piston can lead to serious wearing and tearing to cylinder inner wall and piston when high-speed reciprocating motion, lead to hydraulic cylinder to damage because the leakproofness worsens for a long time easily, and current hydraulic cylinder is installed at the assigned position through mounting flange and a plurality of bolt mostly, because the loaded down with trivial details and need special assembly and disassembly tools of bolt dismouting, thereby lead to the problem of hydraulic cylinder dismouting.

This practical theory of operation: insert respectively to the slot 12 of corresponding position through the picture peg 6 that motor 2 drove both sides, realize installing cylinder body 9 fast at fixed chamber 1 top, motor 2 continues to rotate 90 degrees and is convenient for dismantle cylinder body 9 to make cylinder body 9 be convenient for the dismouting, bellows 16 realizes the gap seal cover with cylinder body 9 and 13 swing joint of piston rod body department, avoids the dust to get into to cylinder body 9 inner chamber, avoids piston and cylinder body 9 inner wall wearing and tearing.

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 (6)

1. High-speed hydraulic cylinder, including fixed chamber (1), its characterized in that: the cylinder is characterized in that a motor (2) is fixedly arranged at one end of a fixed cavity (1), a rotating shaft (3) is connected to the end portion of an output shaft of the motor (2) in a transmission manner, an oval block (4) is connected to the outer peripheral surface of the rotating shaft (3), movable plates (5) are arranged on two sides of an inner cavity of the fixed cavity (1), a plug board (6) is connected to one end of each of the two movable plates (5) which is back to the other, an arc-shaped groove (7) is fixedly arranged at one end of each of the two movable plates (5) which is opposite to the other, two springs (8) are connected between the two movable plates (5) and the inner wall of the fixed cavity (1), a cylinder body (9) is arranged at the top of the fixed cavity (1), a bottom plate (10) is connected to the bottom of the cylinder body (9), a frame body (11) is connected to the bottom of the bottom plate (10), slots (12) are fixedly arranged at two ends of the frame body (11), and a piston rod body (13) is movably arranged in the inner cavity of the cylinder body (9), the piston rod body (13) outer peripheral face top is connected with first retainer plate (14), cylinder body (9) outer peripheral face bottom is connected with second retainer plate (15), be connected with bellows (16) between first retainer plate (14) and second retainer plate (15), first retainer plate (14) bottom is connected with first cutting (17), second retainer plate (15) top is connected with second cutting (18).

2. A high speed hydraulic ram according to claim 1 wherein: the two movable plates (5) are arranged in an axial symmetry manner relative to the vertical central axis of the fixed cavity (1).

3. A high speed hydraulic ram according to claim 1 wherein: the two inserting plates (6) and the two inserting grooves (12) are matched and arranged.

4. A high speed hydraulic ram according to claim 1 wherein: first cutting (17) are fixed to be provided with a plurality ofly, arbitrary adjacent two contained angle between first cutting (17) is 30 degrees, second cutting (18) are fixed to be provided with a plurality ofly, arbitrary adjacent two contained angle between second cutting (18) is 30 degrees.

5. A high speed hydraulic ram according to claim 4 wherein: the first inserting strips (17) are alternately inserted into the second inserting strips (18), and the first inserting strips (17) are attached to the two second inserting strips (18) at corresponding positions.

6. A high speed hydraulic ram according to claim 4 wherein: the first fixing ring (14) and the first inserting strips (17) are of an integrated structure, and the second fixing ring (15) and the second inserting strips (18) are of an integrated structure.

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