CN213439192U

CN213439192U - Clamping device for oil cylinder machining

Info

Publication number: CN213439192U
Application number: CN202021525885.4U
Authority: CN
Inventors: 潘祥源
Original assignee: Loudi Dingli Hydraulic Technology Co ltd
Current assignee: Loudi Dingli Hydraulic Technology Co ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-06-15
Anticipated expiration: 2030-07-29

Abstract

The utility model relates to a clamping device for hydro-cylinder processing, it includes the support frame, accepts chamber, first motor, second motor, third motor, fourth motor, left briquetting and right briquetting, through first motor with the second motor drives left side briquetting with right side briquetting carries out the horizontal direction motion, the third motor with the fourth motor drives left side briquetting with right side briquetting carries out vertical direction motion, left side briquetting with right side briquetting carries out the centre gripping to the hydro-cylinder from horizontal direction and vertical direction, and the device simple structure, convenient to use fastens the hydro-cylinder centre gripping, prevents that not hard up phenomenon from appearing in the course of working in the hydro-cylinder, has improved machining efficiency.

Description

Clamping device for oil cylinder machining

Technical Field

The utility model relates to a clamping device, especially a clamping device for hydro-cylinder processing.

Background

With the rapid development of economy in China, the engineering machinery industry in China is also rapidly developed. The oil cylinder is an important part in engineering machinery, and has stricter requirements when being processed.

The 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 realizes continuous rotary motion, and the oil cylinder realizes reciprocating motion. The structure of the oil cylinder is divided into three types of piston cylinder, plunger cylinder and swing cylinder, the piston cylinder and the plunger cylinder realize reciprocating linear motion and output speed and thrust, and the swing cylinder realizes reciprocating swing and outputs angular speed and torque. The cylinders may be used singly, in combination of two or more or with other mechanisms to accomplish a particular function. The oil cylinder has simple structure and reliable work and is widely applied to a hydraulic system of a machine tool.

At present, some specific oil cylinders are often required to be partially positioned when in use, so fixing plates are usually arranged at two ends of the oil cylinder, and the side walls of the oil cylinder are arc-shaped, so that great technical difficulty is increased when the oil cylinder is processed, and an accident situation is more easily caused when the oil cylinder is processed. In the prior art, a clamping device for disassembling and assembling an oil cylinder with application number of CN201920602584.8 comprises a frame body, the center of the frame body is provided with an accommodating hole for accommodating a circular base of the oil cylinder to be disassembled and assembled, a left pressing block and a right pressing block are symmetrically arranged on the frame body and positioned at two sides of the accommodating hole, the left pressing block is connected with the clamping oil cylinder, and the clamping oil cylinder pushes the left pressing block to slide along the direction close to the containing hole, the right pressing block is connected with the tail end of the screw rod, and the screw rod pushes the right pressing block to slide along the direction close to the containing hole, the utility model clamps the oil cylinder to be disassembled and assembled between the left pressing block and the right pressing block through the control of the clamping oil cylinder and the screw rod, thereby achieving the fixing purpose, having simple structure, being suitable for the disassembly and the assembly of oil cylinders to be disassembled and assembled with different specifications, having strong practicability, simultaneously, the left pressing block, the right pressing block and the accommodating hole are matched, and the coaxiality of the cylinder body and the piston rod of the oil cylinder to be disassembled and assembled is effectively guaranteed. The utility model discloses though can carry out the centre gripping to the hydro-cylinder, it only carries out the centre gripping to the side of hydro-cylinder, can't fix the hydro-cylinder in vertical direction, makes the unable full angle of hydro-cylinder process, just the utility model discloses a briquetting can not be adjusted, can only carry out the centre gripping to the hydro-cylinder of single appearance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clamping device for hydro-cylinder processing of centre gripping fastening to solve the hydro-cylinder that the current anchor clamps difference that proposes among the above-mentioned background art is applicable to different specifications, the inhomogeneous problem of centre gripping dynamics.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a clamping device for hydro-cylinder processing, clamping device includes the support frame, accepts chamber, first motor, second motor, third motor, fourth motor, left briquetting and right briquetting, accept the chamber set up in the central point of support frame puts, first motor and second motor symmetrical set up in the both sides of support frame, the third motor with first motor set up in the support frame homonymy, the fourth motor with the second motor set up in the homonymy of support frame, first motor promotes left briquetting horizontal motion, the third motor promotes left briquetting vertical motion, the second motor promotes right briquetting horizontal motion, the fourth motor promotes right briquetting vertical motion.

As a further improvement of the above technical solution:

the supporting frame is characterized in that vertical lead screws in the vertical direction are arranged on two sides of the supporting frame and comprise a first lead screw and a second lead screw, the third motor is matched with the first lead screw, and the fourth motor is matched with the second lead screw.

Horizontal lead screws in the horizontal direction are arranged on two sides of the supporting frame and comprise a third lead screw and a fourth lead screw, the first motor is matched with the third lead screw, and the second motor is matched with the fourth lead screw.

The left pressing block comprises a first left clamping block, a second left clamping block and a third left clamping block, the first left clamping block and the second left clamping block are located on the same plane, and the plane where the third left clamping block is located is perpendicular to the plane where the first left clamping block and the second left clamping block are located.

The right pressing block comprises a first right clamping block, a second right clamping block and a third right clamping block, the first right clamping block and the second right clamping block are located on the same plane, and the plane where the third right clamping block is located is perpendicular to the plane where the first right clamping block and the second right clamping block are located.

Rubber pads are arranged on the side face, in contact with the oil cylinder, of the first left clamping block, the side face, in contact with the oil cylinder, of the second left clamping block and the side face, in contact with the oil cylinder, of the third left clamping block.

The first left clamping block comprises a first left clamping arm, a second left clamping arm and a first fastening screw at the joint of the first left clamping arm and the second left clamping arm, the second left clamping block comprises a third left clamping arm, a fourth left clamping arm and a second fastening screw at the joint of the third left clamping arm and the fourth left clamping arm, and the third left clamping block comprises a fifth left clamping arm, a sixth left clamping arm and a third fastening screw at the joint of the fifth left clamping arm and the sixth left clamping arm.

Rubber pads are arranged on the side face, in contact with the oil cylinder, of the first right clamping block, the side face, in contact with the oil cylinder, of the second right clamping block and the side face, in contact with the oil cylinder, of the third right clamping block.

The first right clamping block comprises a first right clamping arm, a second right clamping arm and a fourth fastening screw at the joint of the first right clamping arm and the second right clamping arm, the second right clamping block comprises a third right clamping arm, a fourth right clamping arm and a fifth fastening screw at the joint of the third right clamping arm and the fourth right clamping arm, and the third right clamping block comprises a fifth right clamping arm, a sixth right clamping arm and a sixth fastening screw at the joint of the fifth right clamping arm and the sixth right clamping arm.

Compared with the prior art, the utility model discloses following beneficial effect has: the vertical screw rod in the vertical direction and the horizontal screw rod in the horizontal direction are adopted for control, so that the clamping device is beneficial to more firm clamping; the clamping block is provided with clamping arms, and the clamping arms are connected through fastening screws, so that the angle between the clamping arms can be changed, and the clamping device can clamp various oil cylinders; the contact surface of the clamping block and the oil cylinder is provided with a rubber pad, so that the surface of the oil cylinder is prevented from being damaged when the clamping device clamps.

Description of the drawings:

fig. 1 is a schematic perspective view of a clamping device according to an embodiment of the present invention.

Fig. 2 is a top view of a clamping device in an embodiment of the present invention.

Reference numerals: 1. a support frame; 2. an accommodating cavity; 3. a first motor; 4. a second motor; 5. a third motor; 6. a fourth motor; 7. pressing the left block; 711. A first left clamp arm; 712. a second left clamp arm; 713. a first fastening screw; 721. a third left clamp arm; 722. a fourth left clamp arm; 723. a second fastening screw; 731. a fifth left clamp arm; 732. a sixth left clamp arm; 733. a third fastening screw; 8. a right pressing block; 811. a first right clamp arm; 812. a second right clamp arm; 813. a fourth fastening screw; 821. a third right clamp arm; 822. a fourth right clamp arm; 823. a fifth fastening screw; 831. a fifth right clamp arm; 832. a sixth right clamp arm; 833. a sixth fastening screw; 91. a first lead screw; 92. a second lead screw; 101. a third lead screw; 102. a fourth lead screw; 11. and (7) a rubber pad.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made 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. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and 2, the clamping device for oil cylinder processing of this embodiment includes a support frame 1, an accommodating cavity 2, a first motor 3, a second motor 4, a third motor 5, a fourth motor 6, a left pressing block 7 and a right pressing block 8, the accommodating cavity 2 is disposed at a central position of the support frame 1, the first motor 3 and the second motor 4 are symmetrically disposed at two sides of the support frame 1, the third motor 5 and the first motor 3 are disposed at a same side of the support frame 1, the fourth motor 6 and the second motor 4 are disposed at a same side of the support frame 1, the first motor 3 pushes the left pressing block 7 to move horizontally, the third motor 5 pushes the left pressing block 7 to move vertically, the second motor 4 pushes the right pressing block 8 to move horizontally, and the fourth motor 6 pushes the right pressing block 8 to move vertically.

The vertical lead screws of the vertical direction are arranged on two sides of the support frame 1, each vertical lead screw comprises a first lead screw 91 and a second lead screw 92, the third motor 5 is matched with the first lead screw 91, and the fourth motor 6 is matched with the second lead screw 92.

Horizontal lead screws in the horizontal direction are arranged on two sides of the support frame 1 and comprise a third lead screw 101 and a fourth lead screw 102, the first motor 3 is matched with the third lead screw 101, and the second motor 4 is matched with the fourth lead screw 102.

The left pressing block 7 comprises a first left clamping block, a second left clamping block and a third left clamping block, the first left clamping block and the second left clamping block are located on the same plane, and the plane where the third left clamping block is located is perpendicular to the planes where the first left clamping block and the second left clamping block are located.

The right pressing block 8 comprises a first right clamping block, a second right clamping block and a third right clamping block, the first right clamping block and the second right clamping block are located on the same plane, and the plane where the third right clamping block is located is perpendicular to the planes where the first right clamping block and the second right clamping block are located.

Rubber pads 11 are arranged on the side face of the first left clamping block, the side face of the second left clamping block and the side face of the third left clamping block, which are in contact with the oil cylinder, and the side face of the third left clamping block and the oil cylinder.

The first left clamping block comprises a first left clamping arm 711, a second left clamping arm 712 and a first fastening screw 713 at the connecting part of the first left clamping arm 711 and the second left clamping arm 712, the second left clamping block comprises a third left clamping arm 721, a fourth left clamping arm 722 and a second fastening screw 723 at the connecting part of the third left clamping arm 721 and the fourth left clamping arm 722, and the third left clamping block comprises a fifth left clamping arm 731, a sixth left clamping arm 732 and a third fastening screw 733 at the connecting part of the fifth left clamping arm 731 and the sixth left clamping arm 732.

Rubber pads 11 are arranged on the side face of the first right clamping block, the side face of the second right clamping block and the side face of the third right clamping block, which are in contact with the oil cylinder, and the side face of the third right clamping block and the oil cylinder.

The first right clamping block comprises a first right clamping arm 811, a second right clamping arm 812, and a fourth fastening screw 813 at the connection position of the first right clamping arm 811 and the second right clamping arm 812, the second right clamping block comprises a third right clamping arm 821, a fourth right clamping arm 822, and a fifth fastening screw 823 at the connection position of the third right clamping arm 821 and the fourth right clamping arm 822, and the third right clamping block comprises a fifth right clamping arm 831, a sixth right clamping arm 832, and a sixth fastening screw 833 at the connection position of the fifth right clamping arm 831 and the sixth right clamping arm 832.

The utility model discloses a theory of operation:

when the oil cylinder clamping device is used, the oil cylinder is vertically placed in the accommodating cavity 2, the third motor 5 and the fourth motor 6 are adjusted, the left pressing block 7 and the right pressing block 8 are higher than the surface of the oil cylinder by 1-3 cm in the vertical direction, then the first motor 3 and the second motor 4 are adjusted, the left pressing block 7 and the right pressing block 8 clamp the surface of the oil cylinder in the horizontal direction, the third motor 5 and the fourth motor 6 are adjusted again, the left pressing block 7 and the right pressing block 8 clamp the surface of the oil cylinder in the vertical direction, and the first fastening screw 713, the second fastening screw 723, the third fastening screw 733, the fourth fastening screw 813, the fifth fastening screw 823 and the sixth fastening screw 833 are adjusted, so that the left pressing block 7 and the right pressing block 8 can be matched with the surface of the oil cylinder in shape.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the present invention, the technical solution and the utility model thereof should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a clamping device for hydro-cylinder processing which characterized in that: the clamping device comprises a support frame (1), an accommodating cavity (2), a first motor (3), a second motor (4), a third motor (5), a fourth motor (6), a left pressing block (7) and a right pressing block (8), wherein the accommodating cavity (2) is arranged at the central position of the support frame (1), the first motor (3) and the second motor (4) are symmetrically arranged at two sides of the support frame (1), the third motor (5) and the first motor (3) are arranged at the same side of the support frame (1), the fourth motor (6) and the second motor (4) are arranged at the same side of the support frame (1), the first motor (3) pushes the left pressing block (7) to move horizontally, the third motor (5) pushes the left pressing block (7) to move vertically, and the second motor (4) pushes the right pressing block (8) to move horizontally, the fourth motor (6) pushes the right pressing block (8) to move vertically.

2. The clamping device for the oil cylinder machining according to claim 1, is characterized in that: the supporting frame (1) is provided with vertical lead screws in the vertical direction on two sides, each vertical lead screw comprises a first lead screw (91) and a second lead screw (92), the third motor (5) is matched with the first lead screw (91), and the fourth motor (6) is matched with the second lead screw (92).

3. The clamping device for the machining of the oil cylinder as claimed in claim 1, wherein: horizontal lead screws in the horizontal direction are arranged on two sides of the support frame (1), each horizontal lead screw comprises a third lead screw (101) and a fourth lead screw (102), the first motor (3) is matched with the third lead screw (101), and the second motor (4) is matched with the fourth lead screw (102).

4. The clamping device for the machining of the oil cylinder as claimed in claim 1, wherein: the left pressing block (7) comprises a first left clamping block, a second left clamping block and a third left clamping block, the first left clamping block and the second left clamping block are located on the same plane, and the plane where the third left clamping block is located is perpendicular to the plane where the first left clamping block and the second left clamping block are located.

5. The clamping device for the machining of the oil cylinder as claimed in claim 1, wherein: the right pressing block (8) comprises a first right clamping block, a second right clamping block and a third right clamping block, the first right clamping block and the second right clamping block are located on the same plane, and the plane where the third right clamping block is located is perpendicular to the plane where the first right clamping block and the second right clamping block are located.

6. The clamping device for the machining of the oil cylinder as claimed in claim 4, wherein: and rubber pads (11) are arranged on the side surface of the first left clamping block, which is contacted with the oil cylinder, the side surface of the second left clamping block, which is contacted with the oil cylinder, and the side surface of the third left clamping block, which is contacted with the oil cylinder.

7. The clamping device for the machining of the oil cylinder as claimed in claim 4, wherein: the first left clamping block comprises a first left clamping arm (711), a second left clamping arm (712) and a first fastening screw (713) at the connecting part of the first left clamping arm (711) and the second left clamping arm (712), the second left clamping block comprises a third left clamping arm (721), a fourth left clamping arm (722) and a second fastening screw (723) at the connecting part of the third left clamping arm (721) and the fourth left clamping arm (722), and the third left clamping block comprises a fifth left clamping arm (731), a sixth left clamping arm (732) and a third fastening screw (733) at the connecting part of the fifth left clamping arm (731) and the sixth left clamping arm (732).

8. The clamping device for the machining of the oil cylinder, as recited in claim 5, is characterized in that: and rubber pads (11) are arranged on the side surface of the first right clamping block contacted with the oil cylinder, the side surface of the second right clamping block contacted with the oil cylinder and the side surface of the third right clamping block contacted with the oil cylinder.

9. The clamping device for the machining of the oil cylinder, as recited in claim 5, is characterized in that: first right centre gripping piece includes first right centre gripping arm (811), second right centre gripping arm (812) and first right centre gripping arm (811) with fourth fastening screw (813) of second right centre gripping arm (812) junction, second right centre gripping piece includes third right centre gripping arm (821), fourth right centre gripping arm (822) and third right centre gripping arm (821) with fifth fastening screw (823) of fourth right centre gripping arm (822) junction, third right centre gripping piece includes fifth right centre gripping arm (831), sixth right centre gripping arm (832) and fifth right centre gripping arm (831) with sixth fastening screw (833) of sixth right centre gripping arm (832) junction.