Tank cover structure of cleaning tank

Abstract

The utility model discloses a tank cover structure of a rinse tank, which comprises a rinse tank with an opening at the top, a tank cover arranged at the opening and an opening and closing mechanism arranged on the rinse tank and used for opening and closing the tank cover, the opening and closing mechanism comprises a translation assembly for driving the groove cover to translate to the position above the opening and a pressing assembly for driving the groove cover to descend to seal the opening. The device has the advantages of high efficiency, sealing, stability, easiness in operation and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of cleaning equipment, in particular to a tank cover structure of a cleaning tank. Background Art

[0002] In most mechanical processing industries, a cleaning tank is provided for cleaning workpieces. In order to ensure the safety and effectiveness of the cleaning process, a sealing method is adopted. In the Chinese patent certificate CN 202359206U, a device for opening the slot cover of the sealing slot of the cleaning section of a cleaning equipment is disclosed, including a slot body and a slot cover above the slot body, the slot cover is connected to a fixed bracket at the rear end and is hinged to the slot body through the fixed bracket, and the slot cover is connected to a gas spring at the left and right side ends and is hinged to the slot body through the gas spring. When in use, a person manually lifts the handle, and the gas spring shovels the slot cover open, and the slot cover rotates around the pin. However, when the cleaning tank is large in size, its slot cover will be relatively bulky. The gas spring not only has a limited load-bearing capacity, but also because the weight of the slot cover is too large, it will cause the compression stroke of the gas spring to be too long, affecting its stability and service life, and the response speed is slow when opening or closing the slot cover. Utility Model Content

[0003] The utility model aims to provide a tank cover structure for a cleaning tank, which has good stability, strong bearing capacity and fast speed when opening or closing the tank cover.

[0004] The purpose of the utility model can be achieved through the following technical solutions:

[0005] A tank cover structure for a cleaning tank comprises a cleaning tank with an opening at the top, a tank cover arranged at the opening, and an opening and closing mechanism arranged on the cleaning tank for opening and closing the tank cover, wherein the opening and closing mechanism comprises a translation component that first drives the tank cover to translate to above the opening and a pressing component that then drives the tank cover to descend and seal the opening.

[0006] By adopting the above technical solution, the tank cover is first driven to translate to the top of the opening of the cleaning tank, and then the pressing assembly is lowered to seal the opening, which is simple to operate and improves work efficiency. The pressing assembly can press the tank cover tightly on the opening of the cleaning tank to ensure the sealing during the cleaning process and prevent the leakage of cleaning liquid or other liquids. In addition, the coordinated use of the translation assembly and the pressing assembly can ensure the stability of the tank cover during the movement and descent process, and avoid shaking or tilting.

[0007] As a further solution of the utility model: the translation assembly includes a fixing nut, a translation cylinder and a fixing seat, the translation cylinder is arranged on the frame of the cleaning equipment and is located above the opening of the cleaning tank, the translation cylinder has a horizontally extending piston rod, the fixing seat is installed on the top surface of the tank cover, the fixing seat has a U-shaped groove, the fixing nut is fixed on the end head of the piston rod and is slidably connected in the U-shaped groove, guide rails are respectively fixed on the left and right sides of the top surface of the cleaning tank, two guide rollers extend backward out of the cleaning tank, and the four corners of the top surface of the tank cover are respectively equipped with rollers supported by the rail surfaces of the corresponding guide rails.

[0008] The slot cover is driven by a translation cylinder to move on the guide rail, ensuring that the slot cover can be quickly translated and accurately positioned during closing. The slot cover is supported by rollers to move on the guide rail, making it easy to move horizontally, and the slot cover is not easy to deviate or shake during movement, and has good stability.

[0009] As a further solution of the utility model: the pressing assembly includes multiple pressing cylinders arranged on the outside of the two guide rails and a movable head driven by the pressing cylinders, each of the guide rails is provided with two notches, each of the movable heads is located in the corresponding notch, each movable head includes a pad and a hook plate arranged on the pad to enable the roller to enter, and the top surface of the pad is flush with the rail surface of the guide rail.

[0010] As a further solution of the utility model: a sealing ring is provided at the opening, which can not only improve the sealing performance but also reduce the wear between the cleaning tank and the tank cover.

[0011] In summary, the utility model has the advantages of high efficiency, sealing, stability and easy operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The utility model is further described below in conjunction with the accompanying drawings.

[0013] Figure 1 It is a structural schematic diagram of a tank cover structure of a cleaning tank of the utility model;

[0014] Figure 2 The tank cover is shown to be located at the rear side of the cleaning tank notch;

[0015] Figure 3 The figure shows the opening of the cleaning tank that is driven downward by the pressing assembly to seal the tank cover;

[0016] Figure 4 yes Figure 3 Cross-sectional view along AA. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1 and Figure 2 As shown, the utility model is a tank cover structure of a cleaning tank, comprising a cleaning tank 10 with a top opening 9, a tank cover 11 arranged at the opening 9, and an opening and closing mechanism 20 arranged on the cleaning tank 10 for opening and closing the tank cover 11.

[0019] The opening and closing mechanism 20 includes a translation assembly 30 that first drives the slot cover 11 to translate to above the opening 9 and a pressing assembly 40 that then drives the slot cover 11 to descend and seal the opening 9 .

[0020] like Figure 2 and Figure 3 As shown, the translation assembly 30 includes a fixing nut 31, a translation cylinder 32 and a fixing seat 33. The translation cylinder 32 is arranged on the frame of the cleaning equipment and is located above the opening 9 of the cleaning tank, and has a horizontally extending piston rod. The fixing seat 33 is fixed to the top surface of the tank cover 11. The fixing seat 33 has a U-shaped groove 331. The fixing nut 31 is fixed to the end of the piston rod and is embedded in the U-shaped groove 331. The fixing nut 31 can slide up and down in the U-shaped groove 331. Guide rails 34 are fixed on the left and right sides of the top surface of the cleaning tank 10, and two guide rollers 34 extend backward out of the cleaning tank. Rollers 35 are respectively installed on the four corners of the top surface of the tank cover 11. The use of a translation cylinder to drive the tank cover 11 to move on the guide rail 34 ensures that the tank cover can be quickly translated and the translation position is accurate during the closing process. The slot cover is supported by the rollers 35 to move on the guide rails 34, so that the slot cover can be easily moved in the horizontal direction, and the slot cover is not easy to deviate or shake during the movement, and has good stability.

[0021] The pressing assembly 40 includes a plurality of pressing cylinders 41 disposed outside the two guide rails 34 and a movable head 42 driven by the pressing cylinders 41. Two notches 45 are disposed on each guide rail 34. Each movable head 42 is located in a corresponding notch 45. The movable head 42 includes a cushion block 43 and a hook plate 44 disposed on the cushion block 43 to allow a roller to enter. The size of the cushion block 43 is adapted to the size of the notch 45 and the top surface is flush with the rail surface of the guide rail 34. When in use, the cylinder first drives the slot cover 11 to move horizontally above the opening. At this time, each roller 35 is pressed on the cushion plate 43 in the corresponding notch 45 and enters the hook plate 44. Subsequently, the pressing cylinder 41 drives the movable head 42 downward, driving the slot cover 11 downward to seal the opening 9 of the cleaning tank 10. At this time, each roller 35 is embedded in the corresponding notch 45, and the roller 35 cooperates with the notch 45, so that the slot cover is not easy to deviate or shake, thereby enhancing stability.

[0022] A sealing ring 8 is also provided at the opening 9 of the cleaning tank. The sealing ring 8 can not only improve the sealing performance, but also reduce the wear between the cleaning tank and the tank cover.

[0023] When the slot cover needs to be closed, the translation cylinder first drives the slot cover 11 to translate to the top of the opening, and the roller 35 on the slot cover presses on the pad 43 corresponding to the notch and enters the hook plate 44. At this time, the pad 43 of the movable head 42 is flush with the track surface of the guide rail 34. Subsequently, the downward pressure cylinder 41 drives the movable head 42 downward, driving the slot cover 11 downward to seal the opening 9 of the cleaning tank 10. At the same time, the roller 35 presses the pad 43 downward to be embedded in the notch 45. When opening the slot cover, the downward pressure cylinder 41 drives the movable head 42 to rise, driving the slot cover 11 upward, and the pad 43 upward until its top surface is flush with the track surface of the track 34. At this time, the slot cover 11 is located above the opening of the cleaning tank, and then the translation cylinder drives the slot cover 11 away from the opening 9 of the cleaning tank.

[0024] In summary, the utility model has the advantages of high efficiency, sealing, stability and easy operation.

[0025] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A tank cover structure for a cleaning tank, comprising a cleaning tank with an opening at the top, a tank cover arranged at the opening, and an opening and closing mechanism arranged on the cleaning tank for opening and closing the tank cover, the opening and closing mechanism comprising a translation assembly that first drives the tank cover to translate to above the opening and a pressing assembly that then drives the tank cover to descend and seal the opening, the translation assembly comprising a translation cylinder and a fixing seat, the translation cylinder being arranged on a frame of a cleaning device and being located above the opening of the cleaning tank, the translation cylinder having a horizontally extending piston rod, the fixing seat being mounted on the top surface of the tank cover, guide rails being respectively fixed on the left and right sides of the top surface of the cleaning tank, the two guide rails extending backward out of the cleaning tank, the four corners of the top surface of the tank cover being respectively equipped with rollers supported by the rail surfaces of the corresponding guide rails, characterized in that The translation assembly also includes a fixing nut, the fixing seat has a U-shaped groove, and the fixing nut is fixed on the end of the piston rod and is slidably connected in the U-shaped groove.

2. The tank cover structure of the cleaning tank according to claim 1, characterized in that: The pressing assembly includes a plurality of pressing cylinders arranged on the outside of the two guide rails and a movable head driven by the pressing cylinders. Two notches are respectively provided on each of the guide rails. Each of the movable heads is located in the corresponding notch. Each movable head includes a pad and a hook plate arranged on the pad to allow the roller to enter. The top surface of the pad is flush with the rail surface of the guide rail.

3. The tank cover structure of the cleaning tank according to claim 1, characterized in that: A sealing ring is provided at the opening.

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