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CN-224214461-U - Hydraulic device with guiding and positioning and buffering functions

CN224214461UCN 224214461 UCN224214461 UCN 224214461UCN-224214461-U

Abstract

The utility model relates to the technical field of hydraulic devices, in particular to a hydraulic device with guiding, positioning and buffering functions, which comprises a hydraulic oil storage tank, a shell arranged on one side of the hydraulic oil storage tank, an oil conveying mechanism arranged at the bottom of the hydraulic oil storage tank and capable of being communicated with the bottom of the shell, a compression device arranged at the top of the hydraulic oil storage tank and capable of being communicated with the top of the shell, a moving component arranged in the shell and capable of longitudinally reciprocating, and a sleeve arranged at the bottom of the shell, wherein a sliding groove is longitudinally formed in the inner wall of the sleeve, a limiting groove is formed in one side of the sleeve, the moving component comprises a piston rod longitudinally arranged in the shell, a sliding block capable of sliding along the sliding groove is fixed on the side wall of the bottom of the piston rod, and a limiting rod is horizontally arranged on one side of the bottom of the piston rod and can extend out of the sleeve through the limiting groove. The utility model solves the problem that the piston rod is easy to autorotate when moving.

Inventors

  • WU CHUANGANG
  • WU ZIJIE
  • LI DINGKAI
  • Xiang Jiamin

Assignees

  • 浙江奥马科智能设备有限公司

Dates

Publication Date
20260508
Application Date
20250416

Claims (8)

  1. 1. The utility model provides a hydraulic means with direction location and buffer function, includes hydraulic oil holding vessel (1), sets up casing (2) in hydraulic oil holding vessel (1) one side, sets up in hydraulic oil holding vessel (1) bottom can with casing (2) bottom intercommunication defeated oil mechanism (5), set up in hydraulic oil holding vessel (1) top can with casing (2) top intercommunication compression device (3), set up in casing (2) inside action subassembly (7) that can longitudinal reciprocation and set up in casing (6) of casing (2) bottom, its characterized in that, spout (61) have been vertically seted up on the inner wall of casing (6), spacing groove (62) have been seted up to one side of casing (6); The action assembly (7) comprises a piston rod (70) longitudinally arranged in the shell (2), and a sliding block (71) capable of sliding along the sliding groove (61) is fixed on the side wall of the bottom end of the piston rod (70); A limiting rod (72) is horizontally arranged on one side of the bottom of the piston rod (70), and the limiting rod (72) can extend out of the sleeve (6) through the limiting groove (62).
  2. 2. The hydraulic device with the guiding positioning and buffering functions according to claim 1, wherein the oil delivery mechanism (5) comprises a fixed pipe (51) longitudinally arranged at the bottom end of the hydraulic oil storage tank (1), and a through hole (52) for backflow of hydraulic oil is formed in the top of the fixed pipe (51); The bottom of the fixed pipe (51) is provided with an elbow pipe (53) which can be communicated with the shell (2).
  3. 3. The hydraulic device with guiding positioning and buffering functions according to claim 2, characterized in that the bent pipe (53) comprises a solenoid valve (54) capable of adjusting the flow of hydraulic oil, the solenoid valve (54) is fixed at one end of the bent pipe (53) far away from the fixed pipe (51), and the top of the solenoid valve (54) is fixed at the bottom of the shell (2) and can be communicated with the interior of the shell (2).
  4. 4. The hydraulic device with guiding positioning and buffering functions according to claim 1, characterized in that the compression device (3) comprises an air pump (31) fixed at the top of the hydraulic oil storage tank (1), an air valve (34) is connected to the output end of the air pump (31), and one end of the air valve (34) away from the air pump (31) is fixed at the top of the hydraulic oil storage tank (1) and can be communicated with the inside of the hydraulic oil storage tank (1).
  5. 5. The hydraulic device with guiding positioning and buffering functions according to claim 4, wherein the input end of the air pump (31) is provided with a first air pipe (32), and one end of the first air pipe (32) away from the air pump (31) is fixed at the top of the shell (2) and can be communicated with the inside of the shell (2).
  6. 6. A hydraulic device with guiding and positioning and buffering function according to claim 5, characterized in that the outside of the first air pipe (32) is provided with a second air pipe (33) for controlling its closing or opening.
  7. 7. A hydraulic device with guiding and damping function according to claim 1, characterized in that the housing (2) is internally provided with a piston (73), the piston (73) being fixed to the piston rod (70).
  8. 8. The hydraulic device with the guiding positioning and buffering functions according to claim 1, wherein a fixing frame (4) for fixing the shell (2) is installed on the side wall of the hydraulic oil storage tank (1), and the shell (2) is fixedly connected with the fixing frame (4).

Description

Hydraulic device with guiding and positioning and buffering functions Technical Field The utility model relates to the technical field of hydraulic devices, in particular to a hydraulic device with guiding, positioning and buffering functions. Background The hydraulic device is a system which takes liquid as a working medium and realizes energy transmission and control based on the Pascal principle. It is composed of power element (such as hydraulic pump), executive element (such as hydraulic cylinder and hydraulic motor), control element (such as various hydraulic valves) and auxiliary element (such as oil tank and filter). The hydraulic device has the advantages of high power density, quick response, accurate control and the like, is widely applied to the fields of engineering machinery, aerospace, ship manufacturing and the like, and is key equipment for realizing efficient and accurate operation in modern industry. The patent of China publication No. CN210599650U discloses a hydraulic cylinder and a hydraulic device, and belongs to the technical field of hydraulic cylinders. The hydraulic oil cylinder comprises a cylinder body and a piston, the piston separates the cylinder body to form a first cavity and a second cavity, a first oil port, a second oil port, a first oil way and a second oil way are arranged on the cylinder body, the first oil port and the second oil port are located at the same end of the cylinder body, the first oil way is respectively communicated with the first oil port and the first cavity, and the second oil way is respectively communicated with the second oil port and the second cavity. This hydraulic means, through will first hydraulic fluid port with the second hydraulic fluid port set up in the same one end of cylinder body, respectively with first chamber with the second chamber is linked together, makes hydraulic cylinder's hydraulic fluid port position is compact, has reduced the cylinder body other end has reduced occupation space to the demand of installation space, and the reliability is high, and extensive applicability, the practicality is strong. In the hydraulic device in the patent document, the piston rod is driven to longitudinally move by the piston. But the piston rod is very prone to rotation when moving. Thus, a hydraulic device with guiding and positioning and damping functions is proposed. Disclosure of utility model To the above-mentioned problem, provide a hydraulic means with direction location and buffer function, through fixing the sleeve pipe in the bottom of casing, then vertically offer the spout that is used for spacing on the inner wall of sleeve pipe. When the piston rod longitudinally moves, the sliding block fixed at the bottom of the piston rod can slide along the sliding groove, so that the piston rod is prevented from autorotation during movement. The problem that the piston rod is easy to rotate when moving is solved. The application provides a hydraulic device with guiding, positioning and buffering functions, which comprises a hydraulic oil storage tank, a shell arranged on one side of the hydraulic oil storage tank, an oil conveying mechanism arranged at the bottom of the hydraulic oil storage tank and capable of being communicated with the bottom of the shell, a compression device arranged at the top of the hydraulic oil storage tank and capable of being communicated with the top of the shell, a moving assembly arranged in the shell and capable of longitudinally reciprocating, and a sleeve arranged at the bottom of the shell, wherein a sliding groove is longitudinally formed in the inner wall of the sleeve, and a limit groove is formed in one side of the sleeve; The action assembly comprises a piston rod longitudinally arranged in the shell, and a sliding block capable of sliding along the sliding groove is fixed on the side wall of the bottom end of the piston rod; and a limit rod is horizontally arranged on one side of the bottom of the piston rod, and can extend out of the sleeve through a limit groove. As a technical scheme of the application, the oil delivery mechanism comprises a fixed pipe longitudinally arranged at the bottom end of a hydraulic oil storage tank, and a through hole for hydraulic oil backflow is formed in the top of the fixed pipe; the bottom of the fixed pipe is provided with an elbow pipe which can be communicated with the shell. As a technical scheme of the application, the bent pipe comprises an electromagnetic valve capable of adjusting the flow of hydraulic oil, the electromagnetic valve is fixed at one end of the bent pipe far away from the fixed pipe, and the top of the electromagnetic valve is fixed at the bottom of the shell and can be communicated with the inside of the shell. As a technical scheme of the application, the compression device comprises an air pump fixed at the top of the hydraulic oil storage tank, the output end of the air pump is connected with an air valve, and one end of the air valve,