Hydraulic oil cylinder body cleaning device

Abstract

The utility model discloses a hydraulic oil cylinder body cleaning device which comprises a machine box, a positioning mechanism is rotationally connected to the machine box, a driving mechanism for controlling the positioning mechanism to rotate is arranged in the machine box, a machine frame with an opening in the front side is connected to the machine box, an air cylinder is arranged on the upper portion of the machine frame, and the telescopic end of the air cylinder is connected with a cleaning mechanism. The cleaning mechanism comprises an outer cylinder and an inner cylinder, the outer cylinder is vertically through, the inner cylinder is in threaded connection with the upper end of the outer cylinder, a through hole is formed in the center of the bottom of the inner cylinder, the upper end of the inner cylinder is closed, the periphery of the top of the inner cylinder extends outwards and is pressed on the end face of the outer cylinder, and the inner walls of the outer cylinder and the inner cylinder are both connected with a plurality of cleaning brushes. The upper end of the inner cylinder is connected with a water inlet pipe communicated with the inner cylinder, and the outer cylinder is located over the positioning mechanism. The cylinder barrel and the piston rod of the oil cylinder are cleaned at the same time through the cleaning brushes in the outer barrel and the inner barrel, and the cleaning efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of oil cylinder cleaning, in particular to a hydraulic oil cylinder block cleaning device. Background Technique

[0002] An oil cylinder, i.e., a hydraulic cylinder, is a hydraulic actuator that converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or oscillating motion). The hydraulic cylinder basically consists of a cylinder barrel and a cylinder head, a piston and a piston rod, a sealing device, a buffer device and an exhaust device.

[0003] After the oil cylinder is used, its surface is prone to sticking oil stains, so it needs to be cleaned. However, the current oil cylinder cleaning devices have the following problems: (1) During cleaning, manual brushing is relied on, which is rather troublesome and not convenient enough; (2) Generally, only the cylinder barrel of the oil cylinder can be cleaned, and the cylinder barrel and the piston rod cannot be cleaned simultaneously. Content of the Utility Model

[0004] In view of the deficiencies of the prior art, the utility model provides a hydraulic oil cylinder block cleaning device to solve the problems mentioned in the above background technique.

[0005] To solve the above technical problems, the utility model provides the following technical solutions:

[0006] A hydraulic oil cylinder block cleaning device includes a chassis. A positioning mechanism is rotatably connected to the chassis, and a driving mechanism for controlling the rotation of the positioning mechanism is arranged inside the chassis. A frame with an open front side is connected to the chassis, and a cylinder is arranged at the upper part of the frame. The telescopic end of the cylinder is connected with a cleaning mechanism; the cleaning mechanism includes an outer cylinder and an inner cylinder. The outer cylinder is vertically through, the inner cylinder is threadedly connected to the upper end of the outer cylinder, a through hole is arranged at the center of the bottom of the inner cylinder, the upper end of the inner cylinder is closed, and the periphery of the top of the inner cylinder extends outward and presses on the end face of the outer cylinder. A plurality of cleaning brushes are connected to the inner walls of the outer cylinder and the inner cylinder. A water inlet pipe communicated with the inner cylinder is connected to the upper end of the inner cylinder, and the outer cylinder is located directly above the positioning mechanism.

[0007] Preferably, the positioning mechanism includes a rotating shaft, a turntable and a clamping part. The rotating shaft is rotatably connected to the chassis, the turntable is fixedly connected to the upper end of the rotating shaft. The clamping part includes support blocks fixed at both ends of the turntable and opposite to each other, sliding rods movably connected to the support blocks, handles connected to the outer ends of the sliding rods, clamping plates connected to the inner ends of the sliding rods. The opposite faces of the two clamping plates are arc-shaped. The clamping part further includes a fastening screw threadedly connected to the top of the support block. By screwing the fastening screw, its lower end can tightly press on the sliding rod.

[0008] According to the above technical solution, the bottom of the oil cylinder is placed on the turntable, and the oil cylinder is clamped by the clamping part to keep it stable.

[0009] Preferably, the driving mechanism includes a motor disposed in the chassis, a transmission shaft connected to the motor through a coupling, a main gear connected to the transmission shaft, and a sub-gear connected to the rotating shaft. The main gear meshes with the sub-gear.

[0010] In the above technical solution, by the operation of the motor, the rotating shaft can be driven to rotate, thereby driving the oil cylinder on the turntable to rotate.

[0011] Preferably, a sealing ring is provided at the connection between the rotating shaft and the chassis.

[0012] In the above technical solution, by providing the sealing ring, the cleaning liquid can be prevented from entering the chassis and the motor from being damaged.

[0013] Preferably, a baffle is provided around the chassis.

[0014] In the above technical solution, by providing the baffle, the cleaning liquid can be prevented from overflowing outward from the top of the chassis.

[0015] Preferably, a drain pipe is provided in the chassis. The inlet at the upper end of the drain pipe is located inside the inner circle of the baffle, and the outlet at the lower end of the drain pipe penetrates through the side wall of the chassis.

[0016] In the above technical solution, by providing the drain pipe, the cleaning liquid on the chassis can be discharged.

[0017] Compared with the prior art, the present utility model has the following beneficial effects:

[0018] Place the bottom of the oil cylinder on the positioning mechanism, then drive the cylinder to extend, drive the cleaning mechanism to descend, so that the outer cylinder is sleeved around the cylinder barrel, and the inner cylinder is sleeved around the telescopic rod. By driving the positioning mechanism to rotate through the driving mechanism and driving the oil cylinder to rotate, the cleaning brushes in the outer cylinder and the inner cylinder can clean the cylinder barrel and the piston rod of the oil cylinder simultaneously, improving the cleaning efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a schematic diagram of the present utility model;

[0020] Figure 2 is a schematic diagram of the positioning mechanism and the driving mechanism;

[0021] Figure 3 is a schematic diagram of the clamping part;

[0022] Figure 4 is a schematic diagram of the cleaning mechanism;

[0023] Figure 5 is a schematic diagram when the cleaning mechanism cleans the oil cylinder;

[0024] In the figure: 1 - chassis, 2 - positioning mechanism, 201 - rotating shaft, 202 - turntable, 203 - support block, 204 - slide bar, 205 - handle, 206 - clamping plate, 207 - fastening screw, 3 - driving mechanism, 301 - motor, 302 - main gear, 303 - sub - gear, 4 - frame, 5 - cylinder, 6 - cleaning mechanism, 601 - outer cylinder, 602 - inner cylinder, 603 - through - hole, 604 - cleaning brush, 605 - water inlet pipe, 7 - sealing ring, 8 - baffle, 9 - drain pipe, 10 - cylinder barrel, 11 - piston rod. Specific embodiments

[0025] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present invention.

[0026] Embodiment 1

[0027] Please refer to Figure 1 、 Figure 2 and Figure 3 A hydraulic cylinder block cleaning device includes a chassis 1, a positioning mechanism 2 rotatably connected to the chassis 1, and a driving mechanism 3 provided in the chassis 1 for controlling the rotation of the positioning mechanism 2. Specifically, the positioning mechanism 2 includes a rotating shaft 201, a turntable 202 and a clamping part. The rotating shaft 201 is rotatably connected to the chassis 1, the turntable 202 is fixedly connected to the upper end of the rotating shaft 201. The clamping part includes support blocks 203 fixed at both ends of the turntable and opposite to each other, slide bars 204 movably connected to the support blocks, a handle 205 connected to the outer ends of the slide bars, and clamping plates 206 connected to the inner ends of the slide bars. The opposite surfaces of the two clamping plates 206 are arc - shaped. The clamping part further includes a fastening screw 207 threadedly connected to the top of the support block. Rotating the fastening screw 207 can make its lower end tightly press on the slide bar 204. The driving mechanism 3 includes a motor 301 provided in the chassis, a transmission shaft connected to the motor through a coupling, a main gear 302 connected to the transmission shaft, and a sub - gear 303 connected to the rotating shaft. The main gear 302 meshes with the sub - gear 303.

[0028] When fixing the oil cylinder, first place the oil cylinder on the turntable 202, then push the two slide bars 204 towards the oil cylinder to clamp the oil cylinder with the two clamping plates 206, and then tighten the fastening screw 207 to keep the slide bar 204 fixed, thus completing the fixation of the oil cylinder. When cleaning, start the motor 301, and through the cooperation of the main gear 302 and the sub - gear 303, drive the rotating shaft 201 to rotate, thereby driving the turntable 202 to rotate, so as to facilitate the comprehensive cleaning of the oil cylinder.

[0029] As Figure 1 , Figure 4 shown, a rack 4 with a front-side opening is connected to the chassis 1. A cylinder 5 is provided at the upper part of the rack 4, and a telescopic end of the cylinder 5 is connected to a cleaning mechanism 6. The cleaning mechanism 6 includes an outer cylinder 601 and an inner cylinder 602. The outer cylinder 601 is vertically through, and the inner cylinder 602 is threadedly connected to the upper end of the outer cylinder 601. A through hole 603 is provided at the center of the bottom of the inner cylinder 602. The upper end of the inner cylinder 602 is closed, and the periphery of the top of the inner cylinder 602 extends outward and presses on the end face of the outer cylinder 601. A plurality of cleaning brushes 604 are connected to the inner walls of both the outer cylinder 601 and the inner cylinder 602. The cleaning brushes 604 are made of soft hairbrushes. A water inlet pipe 605 communicating with the inner cylinder is connected to the upper end of the inner cylinder 602. The water inlet pipe 605 communicates with an external water storage device (not shown in the drawings). The water storage device is filled with a cleaning liquid. The outer cylinder 601 is located directly above the positioning mechanism 2. By the extension of the cylinder 5, the outer cylinder can be driven to sleeve on the cylinder barrel, and the inner cylinder can be sleeved on the piston rod.

[0030] It should be noted that the upper end of the inner cylinder 602 and the telescopic end of the cylinder 5 can be threadedly connected, which is convenient for replacing the cleaning mechanism according to different oil cylinders. And the inner cylinder 602 is threadedly connected to the outer cylinder 601, which is convenient for disassembling the inner cylinder and the outer cylinder. On the one hand, it is convenient for maintenance. On the other hand, the corresponding inner cylinder can be replaced according to the diameter or length of the piston rod, improving the convenience of use.

[0031] A sealing ring 7 is provided at the connection between the rotating shaft 201 and the chassis 1 to prevent the cleaning liquid from entering the chassis and thus prevent the motor from being damaged.

[0032] The working principle of this embodiment is as follows: As Figure 5 shown, place the bottom of the oil cylinder on the positioning mechanism 2, and then drive the cylinder 5 to extend, driving the cleaning mechanism 6 to descend, so that the outer cylinder 601 sleeves on the periphery of the cylinder barrel 10, and the inner cylinder 602 sleeves on the periphery of the telescopic rod 11. By driving the positioning mechanism 2 to rotate through the driving mechanism 3, driving the oil cylinder to rotate, the cylinder barrel 10 and the piston rod 11 of the oil cylinder can be simultaneously cleaned by the cleaning brushes 604 in the outer cylinder 601 and the inner cylinder 602, improving the cleaning efficiency.

[0033] Embodiment 2

[0034] The difference between this embodiment and Embodiment 1 is that a baffle 8 is provided around the periphery of the chassis. A drain pipe 9 is provided in the chassis 1. The inlet at the upper end of the drain pipe 9 is located inside the inner circle of the baffle 8, and the outlet at the lower end of the drain pipe 9 passes through the side wall of the chassis 1. Through the setting of the baffle, it can prevent the cleaning liquid from overflowing outward from the top of the chassis. By setting the drain pipe, the cleaning liquid on the chassis can be discharged.

[0035] It should be noted that the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, such that a process, method, article or apparatus comprising a series of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article or apparatus. Without further limitation, an element defined by the phrase "comprising an..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

[0036] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A hydraulic cylinder cleaning device, characterized in that: The machine comprises a chassis (1), a positioning mechanism (2) is rotatably connected to the chassis (1), a driving mechanism (3) for controlling the rotation of the positioning mechanism (2) is arranged inside the chassis (1), a frame (4) with a front opening is connected to the chassis (1), a cylinder (5) is arranged on the upper part of the frame (4), and a cleaning mechanism (6) is connected to the telescopic end of the cylinder (5); The cleaning mechanism (6) comprises an outer cylinder (601) and an inner cylinder (602). The outer cylinder (601) is connected from top to bottom. The inner cylinder (602) is threadedly connected to the upper end of the outer cylinder (601). A through hole (603) is provided at the center of the bottom of the inner cylinder (602). The upper end of the inner cylinder (602) is closed, and the outer periphery of the top of the inner cylinder (602) extends outward and presses on the end surface of the outer cylinder (601). The inner walls of the outer cylinder (601) and the inner cylinder (602) are both connected to a plurality of cleaning brushes (604). The upper end of the inner cylinder (602) is connected to a water inlet pipe (605) connected to the inner cylinder. The outer cylinder (601) is located directly above the positioning mechanism (2).

2. A hydraulic cylinder cleaning device according to claim 1, characterized in that: The positioning mechanism (2) comprises a rotating shaft (201), a rotating disk (202) and a clamping portion, wherein the rotating shaft (201) is rotatably connected to the chassis (1), the rotating disk (202) is fixedly connected to the upper end of the rotating shaft (201), and the clamping portion comprises supporting blocks (203) fixed to the two ends of the rotating disk and opposite to each other, a sliding rod (204) movably connected to the supporting blocks, a handle (205) connected to the outer end of the sliding rod, and a clamping plate (206) connected to the inner end of the sliding rod, wherein the opposing surfaces of the two clamping plates (206) are arc-shaped, and the clamping portion further comprises a fastening screw (207) threadedly connected to the top of the supporting block, and the fastening screw (207) can be screwed to press its lower end against the sliding rod (204).

3. A hydraulic cylinder cleaning device according to claim 2, characterized in that: The driving mechanism (3) comprises a motor (301) arranged in a chassis, a transmission shaft connected to the motor via a coupling, a main gear (302) connected to the transmission shaft, and a sub-gear (303) connected to the rotating shaft, wherein the main gear (302) meshes with the sub-gear (303).

4. A hydraulic cylinder cleaning device according to claim 3, characterized in that: A sealing ring (7) is provided at the connection between the rotating shaft (201) and the chassis (1).

5. A hydraulic cylinder cleaning device according to claim 4, characterized in that: A circle of baffles (8) is arranged on the periphery of the chassis.

6. A hydraulic cylinder body cleaning device according to claim 5, characterized in that: A drainage pipe (9) is arranged in the case (1), the inlet at the upper end of the drainage pipe (9) is located at the inner circle of the baffle (8), and the outlet at the lower end of the drainage pipe (9) passes through the side wall of the case (1).

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