Oil cylinder body forge piece

Abstract

The utility model relates to the technical field of oil cylinders, in particular to an oil cylinder body forge piece which comprises a cylinder body main body, an inner cavity extending in the axial direction of the cylinder body main body is formed in the cylinder body main body, and the inner cavity penetrates through the cylinder body main body. The outer wall surface of the head end of the cylinder body protrudes to form a front mounting part for mounting the cylinder body, a plurality of front mounting holes are formed in the front mounting part in the circumferential direction, the front mounting holes penetrate through the front mounting part, and a front annular groove for mounting the front end cover is formed in the head end of the inner cavity; a rear installation portion used for installing a rear end cover is formed on the outer wall face of the tail end of the cylinder body in a protruding mode, a plurality of rear installation holes are formed in the rear installation portion in the circumferential direction, a rear annular groove used for installing the rear end cover is formed in the tail end of the inner cavity, and the oil cylinder can be rapidly installed and positioned through the design of the front installation portion and the rear installation portion. The connection is convenient and fast; through the design of the front annular groove and the rear annular groove, the front end cover and the rear end cover can be conveniently installed, the overall assembling effect of the oil cylinder is improved, and therefore production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of oil cylinders, in particular to an oil cylinder body forging. Background Art

[0002] Forgings refer to workpieces or blanks obtained by forging and deforming metal billets. The cylinder is a hydraulic actuator that converts hydraulic energy into mechanical energy and performs linear reciprocating motion or swinging motion. In actual design, in order to ensure the mechanical strength of the cylinder barrel, forgings can be used for the cylinder body. During the installation and use of the cylinder, a base or mounting seat is usually required to fix the cylinder barrel to facilitate the telescopic movement of the cylinder piston. However, in terms of the installation of the cylinder body, the existing cylinder body is cumbersome to install, the assembly of the entire cylinder and the installation of the cylinder are time-consuming, and the cylinder is not stable after installation, and a circumferential fixing structure is required to fix the cylinder, which is inefficient. Utility Model Content

[0003] The technical problem to be solved by the utility model is: in order to overcome the problems in the prior art that the installation of the oil cylinder body is cumbersome, the assembly of the entire oil cylinder and the installation of the oil cylinder are time-consuming, and a circumferential fixing structure is required to fix the oil cylinder, resulting in low efficiency, a cylinder body forging is provided.

[0004] The technical solution adopted by the utility model to solve the technical problem is: a cylinder body forging, comprising a cylinder body main body, an inner cavity extending along the axial direction of the cylinder body is opened in the cylinder body main body, and the inner cavity runs through the cylinder body main body;

[0005] A front mounting portion for mounting the cylinder body is formed protruding on the outer wall surface of the front end of the cylinder body, and a plurality of front mounting holes are opened in the circumferential direction on the front mounting portion, and the front mounting holes penetrate the front mounting portion, and a front annular groove for mounting the front end cover is provided on the front end of the inner cavity;

[0006] A rear mounting portion for mounting the rear end cover is protruded on the outer wall surface of the rear end of the cylinder body, a plurality of rear mounting holes are opened in the circumferential direction on the rear mounting portion, and a rear annular groove for mounting the rear end cover is provided on the rear end of the inner cavity. The design of the front mounting portion and the rear mounting portion can make the installation and positioning of the oil cylinder fast, and the connection is convenient and quick;

[0007] The design of the front annular groove and the rear annular groove can facilitate the installation of the front and rear end covers, speed up the overall assembly of the oil cylinder, and thus improve production efficiency.

[0008] In order to solve the problem of low efficiency and insufficient power of oil transmission on one side, a front oil port communicating with the inner cavity is further provided on the front end of the cylinder body;

[0009] A rear oil port communicating with the inner cavity is provided on the rear end of the cylinder body, and one end of the rear oil port extends to the outer wall surface of the rear mounting portion.

[0010] The invention further comprises a valve hole on the top surface of the rear installation part for installing the explosion-proof valve.

[0011] In order to solve the problem of lack of positioning of the front and rear end covers, a front step surface is further formed between the front mounting hole and the inner cavity;

[0012] A rear step surface is formed between the rear mounting hole and the inner cavity.

[0013] In order to solve the problem of lack of circumferential fixation and installation positioning of the cylinder body, the upper part of the outer wall of the rear installation part is further provided with a profile and a groove.

[0014] The beneficial effects of the utility model are as follows: the utility model provides a cylinder body forging, which can make the installation and positioning of the cylinder fast and the connection convenient and quick through the design of the front mounting part and the rear mounting part;

[0015] The design of the front annular groove and the rear annular groove can facilitate the installation of the front and rear end covers, speed up the overall assembly of the oil cylinder, and thus improve production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a schematic diagram of the top view structure of the utility model;

[0019] Figure 3 It is a cross-sectional structural schematic diagram of the utility model.

[0020] In the figure: 1, cylinder body, 11, inner cavity, 12, front annular groove, 121, front step surface, 13, rear annular groove, 131, rear step surface, 14, front oil port, 15, rear oil port, 16, valve hole, 2, front mounting part, 21, front mounting hole, 3, rear mounting part, 31, rear mounting hole, 32, profile, 33, slot. DETAILED DESCRIPTION

[0021] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.

[0022] like Figure 1It is a structural schematic diagram of the utility model, a cylinder body forging, including a cylinder body main body 1, an inner cavity 11 extending along its axial direction is opened in the cylinder body main body 1, and the inner cavity 11 runs through the cylinder body main body 1, the inner cavity 11 is used for installing the cylinder structure such as the piston rod and the piston, and the piston is arranged in the inner cavity 11 and can slide along the inner wall of the cylinder body main body 1;

[0023] A front mounting portion 2 for mounting the cylinder body is protruded on the outer wall surface of the head end of the cylinder body main body 1. A plurality of front mounting holes 21 are opened on the front mounting portion 2 along the circumferential direction. The front mounting holes 21 penetrate the front mounting portion 2. A front annular groove 12 for mounting the front end cover is provided on the head end of the inner cavity 11. The mounting portion 2 is used for the screw to pass through, so as to fix the front end of the oil cylinder, thereby increasing the stability of the oil cylinder during operation and reducing its shaking amplitude.

[0024] A rear mounting portion 3 for mounting the rear end cover is formed on the outer wall surface of the rear end of the cylinder body 1. The design of the rear mounting portion 3 and the rear oil port 15 provided thereon can strengthen the structural strength of the rear end of the cylinder body 1 and prevent the rear end of the cylinder body from being damaged when the oil inlet pressure is too high. A plurality of rear mounting holes 31 are opened in the circumferential direction on the rear mounting portion 3, and a rear annular groove 13 for mounting the rear end cover is provided on the rear end of the inner cavity 11. The design of the front mounting portion 2 and the rear mounting portion 3 can make the installation and positioning of the oil cylinder fast and convenient and quick to connect.

[0025] The design of the front annular groove 12 and the rear annular groove 13 can facilitate the installation of the front and rear end covers, speed up the overall assembly of the oil cylinder, and thus improve production efficiency.

[0026] like Figure 1 As shown, the upper portion of the outer wall of the rear mounting portion 3 has a profile 32, and the profile 32 is used to cooperate with the profile on the mounting portion to fix the cylinder circumferentially. The upper portion of the outer wall of the rear mounting portion 3 has a groove 33, and the groove 33 extends along the axial direction of the cylinder body 1. The groove 33 can cooperate with the block on the mounting portion to realize the positioning of the cylinder and further strengthen the circumferential fixation of the cylinder.

[0027] like Figure 1 , Figure 2 As shown, a front oil port 14 communicating with the inner cavity 11 is provided on the front end of the cylinder body 1, and a rear oil port 15 communicating with the inner cavity 11 is provided on the rear end of the cylinder body 1, and one end of the rear oil port 15 extends to the outer wall surface of the rear mounting portion 3. The oil inlet and outlet at both ends are adopted to increase the power of the oil pump and increase the transmission efficiency of the oil pump. In addition, a plurality of front oil ports 14 and rear oil ports 15 are provided to increase the oil inlet and outlet volume, thereby increasing the transmission efficiency of the oil pump.

[0028] like Figure 1 , Figure 2 , Figure 3As shown, the top surface of the rear mounting portion 3 is provided with a valve hole 16 for installing an explosion-proof valve. The installation of the explosion-proof valve improves the overall safety performance of the oil cylinder. Several valve installation holes are arranged circumferentially around the valve hole 16, which can strengthen the connection and fixation of the explosion-proof valve.

[0029] like Figure 2 , Figure 3 As shown, a front step surface 121 is formed between the front mounting hole 21 and the inner cavity 11, which can provide positioning for the front end cover, and a rear step surface 131 is formed between the rear mounting hole 31 and the inner cavity 11, which can provide positioning for the rear end cover.

[0030] Based on the above ideal embodiments of the utility model, the relevant staff can make various changes and modifications without departing from the technical concept of the utility model through the above description. The technical scope of the utility model is not limited to the content of the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A cylinder body forging, characterized in that: It comprises a cylinder body (1), wherein the cylinder body (1) is provided with an inner cavity (11) extending along its axial direction, and the inner cavity (11) passes through the cylinder body (1); A front mounting portion (2) for mounting the cylinder body is protruded on the outer wall surface of the head end of the cylinder body main body (1), a plurality of front mounting holes (21) are opened in the circumferential direction on the front mounting portion (2), the front mounting holes (21) penetrate the front mounting portion (2), and a front annular groove (12) for mounting the front end cover is provided on the head end of the inner cavity (11); A rear mounting portion (3) for mounting a rear end cover is protruded from the outer wall surface of the rear end of the cylinder body (1), a plurality of rear mounting holes (31) are circumferentially formed on the rear mounting portion (3), and a rear annular groove (13) for mounting the rear end cover is provided on the rear end of the inner cavity (11).

2. The cylinder block forging according to claim 1, characterized in that: A front oil port (14) communicating with the inner cavity (11) is provided at the front end of the cylinder body (1); A rear oil port (15) communicating with the inner cavity (11) is provided at the rear end of the cylinder body (1), and one end of the rear oil port (15) extends to the outer wall surface of the rear mounting portion (3).

3. The cylinder block forging according to claim 1, characterized in that: The top surface of the rear mounting portion (3) is provided with a valve hole (16) for mounting an explosion-proof valve.

4. The cylinder block forging according to claim 1, characterized in that: A front step surface (121) is formed between the front mounting hole (21) and the inner cavity (11); A rear step surface (131) is formed between the rear mounting hole (31) and the inner cavity (11).

5. The cylinder block forging according to claim 1, characterized in that: The upper portion of the outer wall of the rear mounting portion (3) has a profile surface (32) and a clamping groove (33).

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