CN215719907U

CN215719907U - Rotary hydraulic oil cylinder of splitting machine

Info

Publication number: CN215719907U
Application number: CN202122037771.6U
Authority: CN
Inventors: 吕学方
Original assignee: Wu'an Jingcheng Machinery Equipment Technology Co ltd
Current assignee: Wu'an Jingcheng Machinery Equipment Technology Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-02-01
Anticipated expiration: 2031-08-27

Abstract

The utility model discloses a rotary hydraulic oil cylinder of a splitting machine, which comprises a cylinder body and an oil inlet device, wherein the oil inlet device is arranged at the center of the bottom end of the cylinder body and is provided with two oil ports, two pore passages are arranged in the oil inlet device and the cylinder body, the two oil ports are respectively connected with an internal cavity of the cylinder body through the two pore passages in the oil inlet device and the cylinder body, and oil inlet and oil discharge to the internal cavity of the cylinder body are realized through the two pore passages and the two oil ports. According to the utility model, the high-pressure pipeline of the oil way is transferred from the outer side of the oil cylinder to the bottom of the splitting oil cylinder for oil inlet, and the two high-pressure oil pipes do not rotate along with the rotation of the splitting oil cylinder, so that the splitting oil cylinder can continuously rotate for 360 degrees without limitation, the splitting oil cylinder can randomly adjust the cracking direction of rocks without limitation, and the convenience and the practicability of product functions are greatly increased.

Description

Rotary hydraulic oil cylinder of splitting machine

Technical Field

The utility model relates to the technical field of splitting machines, in particular to a rotary hydraulic oil cylinder of a splitting machine.

Background

The splitter is also called a splitter, is a machine for splitting materials, and is mainly used for building, decoration, engineering construction and ore mining. When the full-hydraulic drilling and cracking integrated machine is used for cracking rocks, the cracking direction of the rocks needs to be adjusted and controlled.

The existing splitting machine has the defects that: 1. the outside of splitter hydraulic cylinder has two high-pressure rubber tubes A and B, the A pipe leads to oil inlet A to the hydro-cylinder bottom, the B pipe leads to the B mouth on the hydro-cylinder front end external diameter, receive the restriction of these two outside oil pipes of splitter oil cylinder, the biggest gyration angle reaches 180, continue to rotate and will tear the outside high-pressure rubber tube of splitter and draw the damage, 2, high-pressure rubber tube also can follow the wrench movement and pull rotating in-process rotating, greatly reduced hydraulic circuit leakproofness and reliability, can not satisfy the demand that needs adjust the splitter splitting direction at will among the operating condition. Therefore, a 360-degree direction adjusting device for the splitting machine is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a rotary hydraulic oil cylinder of a splitting machine, which solves the problem that the requirement of randomly adjusting the splitting direction of the splitting machine in the actual working condition cannot be met.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the rotary hydraulic oil cylinder of the splitting machine comprises a cylinder body and an oil inlet device, wherein the oil inlet device is installed at the center of the bottom end of the cylinder body and is provided with two oil ports, two pore passages are formed in the oil inlet device and the cylinder body, the two oil ports are respectively connected with an inner cavity of the cylinder body through the two pore passages in the oil inlet device and the cylinder body, and oil inlet and oil discharge to the inner cavity of the cylinder body are realized through the two pore passages and the two oil ports.

Furthermore, the cylinder body comprises a cylindrical side panel, a lower bottom plate, an upper bottom plate sealing plug and a piston rod, the cylindrical side panel, the lower bottom plate and the upper bottom plate are connected with one another to form a cavity, the upper bottom plate sealing plug is installed inside the cavity and close to one side of the upper bottom plate, the piston end of the piston rod is located inside the cavity and divides the cavity into a rodless cavity and a rod cavity, and a straight rod of the piston rod penetrates through the upper bottom plate sealing plug and the upper bottom plate and then extends to the outside of the cavity.

Further, the oil inlet device comprises a core body and a shell, the core body is installed on the lower bottom plate through screws, the shell is sleeved on the outer peripheral side of the core body, and two oil ports are formed in the side face of the shell.

Further, the oil ports comprise a first oil port and a second oil port, the first oil port and the second oil port penetrate through the shell and are communicated with the two L-shaped channels in the core body, the first oil port is communicated with a first channel through an L-shaped channel, and the first channel penetrates through the lower bottom plate and is communicated with the rodless cavity; the second oil inlet is communicated with a second pore passage through another L-shaped pore passage, and the second pore passage is communicated with the rod cavity after sequentially passing through the lower bottom plate and the side panel.

Furthermore, the outer peripheral face of the shell and one side, back to the back, of the oil port are provided with rotation stopping holes, when the cylinder is in work, the shell is fixedly connected and positioned through the rotation stopping holes and the bolts for limiting, and the core body rotates along with the cylinder body.

Compared with the prior art, the utility model has the beneficial technical effects that:

according to the rotary hydraulic cylinder of the splitting machine, a high-pressure pipeline directly connected with a cylinder body of the cylinder is changed into an internal pore passage, an oil inlet device is connected with the oil passage inside the cylinder body through two internal oil passage passages and directly communicated with an internal cavity, and a core body of the oil inlet device can rotate along with the cylinder body, so that the cylinder body can rotate and adjust the direction without influencing the external high-pressure pipeline and can rotate without hindrance.

Drawings

The utility model is further illustrated in the following description with reference to the drawings.

FIG. 1 is a cross-sectional view of a rotary hydraulic cylinder of the cleaving machine of the present invention;

description of reference numerals: 1. a cylinder body; 2. an oil inlet device; 3. a first duct; 4. a second duct; 101 side panels; 102. a lower base plate; 103. a sealing plug; 104. an upper panel; 105. a piston rod; 106. a rodless cavity; 107. a rod cavity; 201. a core body; 202. a housing; 203. a first oil port; 204. a second oil port; 205. and a rotation stopping hole.

Detailed Description

As shown in fig. 1, a rotary hydraulic cylinder of splitting machine, includes cylinder body 1 and oil feed device 2, oil feed device 2 is installed at the bottom center of cylinder body 1, oil feed device 2 is provided with two hydraulic fluid ports, oil feed device 2 with the inside of cylinder body 1 is provided with two pore, two the hydraulic fluid port through inside two the pore respectively with the inside cavity of cylinder body 1 is connected, through two pore and two the oil port realizes the oil feed and the oil extraction to the inside cavity of cylinder body 1. The oil inlet and oil discharge way of the cylinder body 1 is adjusted, the external pipeline is directly connected with the inside of the cylinder body 1, the oil inlet and oil discharge way is changed into the way that the oil inlet device 2 is communicated with the pore channel inside the cylinder body 1, and an external pipeline is omitted.

The cylinder body 1 comprises a cylindrical side panel 101, a lower bottom plate 102, an upper bottom plate 104, an upper bottom plate sealing plug 103 and a piston rod 105, wherein the cylindrical side panel 101, the lower bottom plate 102 and the upper bottom plate 104 are connected with each other to form a chamber, the upper bottom plate sealing plug 103 is installed inside the chamber and is close to one side of the upper bottom plate 104, the piston end of the piston rod 105 is located inside the chamber and divides the chamber into a rodless cavity 106 and a rod cavity 107, and the straight rod of the piston rod 105 penetrates through the upper bottom plate sealing plug 103 and the upper bottom plate 104 and then extends to the outside of the chamber. The main structure of the cylinder 1 is not changed.

The oil inlet device comprises a core body 201 and a shell 202, wherein the core body 201 is installed on the lower bottom plate 102 through screws, the shell 202 is sleeved on the outer peripheral side of the core body 201, and two oil ports are formed in the side face of the shell 202. The added oil inlet device 2 is divided into two parts, the core body 201 is fixedly connected with the cylinder body 1, and the shell 202 can rotate relative to the core body 201.

The oil ports comprise a first oil port 203 and a second oil port 204, the first oil port 203 and the second oil port 204 penetrate through the shell 202 and are communicated with two L-shaped channels in the core body 201, the first oil port 203 is communicated with a first channel 3 through an L-shaped channel, and the first channel 3 penetrates through the lower bottom plate 102 and is communicated with the rodless cavity 106; the second oil inlet 204 is communicated with a second duct 4 through another L-shaped duct, and the second duct 4 is communicated with the rod chamber 107 after passing through the lower bottom plate 102 and the side plate 101 in sequence. The oil inlet and the oil discharge are realized in the cavity of the cylinder body 1 through two oil ports and pore passages which are communicated with each other in a penetrating way.

The outer peripheral surface of the shell 202 and one side of the oil port, which is opposite to the oil port, are provided with the rotation stopping holes 205, when the cylinder is in work, the shell 202 is fixedly connected and positioned with the limiting bolts through the rotation stopping holes 205, and the core body 201 rotates along with the cylinder body 1. Therefore, when the cylinder body 1 rotates, no interference of an external pipeline exists, and the cylinder body can rotate freely in 360 degrees.

The action process of the utility model is as follows:

first, the first oil port 203 and the second oil port 204 are connected with an external high-pressure oil pipe, oil is supplied to an internal cavity of the cylinder body 1 according to construction requirements, the shell 202 is fixed through the rotation stopping screw hole 205 by using a bolt after the oil is supplied, and the cylinder body 1 drives the core body 201 to rotate on the shell 202 according to direction requirements.

The oil inlet mode is directly connected with a pipeline from the cylinder body 1, the oil inlet mode is transferred to a pore channel at the bottom of the cylinder body 1, the high-pressure oil pipes are connected to the shell 4, when the splitting cylinder body 1 rotates, the two high-pressure oil pipes do not rotate along with the cylinder body 1, the cylinder body 1 can rotate continuously for 360 degrees without limitation, accordingly, the cracking direction of rocks can be adjusted randomly by the cylinder body 1 without limitation, and the convenience and the practicability of product functions are greatly increased.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.

Claims

1. The utility model provides a rotation type hydraulic cylinder of splitting machine, includes cylinder body (1) and oil feed device (2), its characterized in that: oil feed device (2) is installed at the bottom center of cylinder body (1), oil feed device (2) are provided with two hydraulic fluid ports, oil feed device (2) with the inside of cylinder body (1) is provided with two pore, two the hydraulic fluid port is through inside two the pore respectively with the inside cavity of cylinder body (1) is connected, through two pore and two the hydraulic fluid port realizes oil feed and the oil extraction to the inside cavity of cylinder body (1).

2. A rotary hydraulic ram for a cleaving machine according to claim 1, wherein: the cylinder body (1) comprises a cylindrical side panel (101), a lower base plate (102), an upper base plate (104), an upper base plate sealing plug (103) and a piston rod (105), the cylindrical side panel (101), the lower base plate (102) and the upper base plate (104) are connected with one another to form a cavity, the upper base plate sealing plug (103) is installed inside the cavity and close to one side of the upper base plate (104), the piston end of the piston rod (105) is located inside the cavity and divides the cavity into a rodless cavity (106) and a rod cavity (107), and a straight rod of the piston rod (105) penetrates through the upper base plate sealing plug (103) and the upper base plate (104) and then extends to the outside of the cavity.

3. A rotary hydraulic ram for a cleaving machine according to claim 2, wherein: the oil inlet device comprises a core body (201) and a shell (202), wherein the core body (201) is installed on the lower bottom plate (102) through screws, the shell (202) is sleeved on the outer peripheral side of the core body (201), and two oil ports are formed in the side face of the shell (202).

4. A rotary hydraulic ram for a cleaving machine according to claim 3, wherein: the oil ports comprise a first oil port (203) and a second oil port (204), the first oil port (203) and the second oil port (204) penetrate through the shell (202) and are communicated with two L-shaped channels in the core body (201), the first oil port (203) is communicated with a first hole channel (3) through an L-shaped hole channel, and the first hole channel (3) penetrates through the lower bottom plate (102) and is communicated with the rodless cavity (106); the second oil port (204) is communicated with a second pore passage (4) through another L-shaped pore passage, and the second pore passage (4) is communicated with the rod cavity (107) after sequentially passing through the lower bottom plate (102) and the side panel (101).

5. A rotary hydraulic ram for a cleaving machine according to claim 3, wherein: the outer peripheral surface of the shell (202) and one side, back to the oil port, of the outer peripheral surface are provided with rotation stopping holes (205), when the cylinder is in work, the shell (202) is fixedly connected with a limiting bolt through the rotation stopping holes (205), and the core body (201) rotates along with the cylinder body (1).