Preparation process of aluminum alloy casting hollow pipe and aluminum bar for hydrogen storage cylinder

Abstract

The invention relates to the technical field of hydrogen storage bottle production, in particular to a preparation process of an aluminum alloy casting hollow pipe and an aluminum bar for a hydrogen storage bottle, and the device comprises a base, two positioning seats are fixedly mounted on the upper side of the base, the hollow pipe is placed between the two positioning seats, and an adjusting mechanism is arranged on the base. A fixing frame is fixedly installed on one side of the base, a rotating frame is rotationally connected to the fixing frame, an adjusting frame is arranged on the rotating frame in a sliding fit mode, an end face processing mechanism is rotationally connected to the adjusting frame, and side wall processing mechanisms are arranged at the other two ends of the adjusting frame. The cutting end of the hollow pipe can be trimmed, the cut edge is trimmed, flatness and smoothness of the cut edge are guaranteed, and the sealing performance and strength of the welding or connecting part of the hydrogen storage tank can be improved.

Description

Technical Field

[0001] The invention relates to the technical field of hydrogen storage bottle production, and in particular to a preparation process of an aluminum alloy cast hollow tube and an aluminum rod for a hydrogen storage bottle. Background Art

[0002] The process for preparing aluminum alloy cast hollow tubes and aluminum rods for hydrogen storage bottles can be prepared by hot top casting crystallizer tooling. The hot top casting crystallizer tooling consists of a crystallizer, a casting water tank (matched with the casting machine cover), a metal guide and diversion system, an ingot head, an ingot head support platform (ingot rack), an anti-falling rack, etc. During the casting process, the liquid aluminum is cooled to cast aluminum rods that meet the standards of the aluminum processing industry.

[0003] After the hollow tube and aluminum rod are successfully cast, they need to be cut and trimmed: the cast hollow tube is cut and trimmed as needed to ensure accurate size and smooth surface.

[0004] The prepared aluminum alloy hollow tubes and aluminum rods can be used for different parts and components of hydrogen storage bottles, such as bottle bodies, connectors, etc., to ensure that the hydrogen storage bottles can safely store and release hydrogen during use.

[0005] After the traditional preparation device of aluminum alloy cast hollow tubes and aluminum rods for hydrogen storage bottles cuts the hollow tubes, sharp or uneven cutting edges may be left, which affects the use and safety performance of the hollow tubes.

[0006] In summary, the prior art lacks a technology for trimming the cut end of a certain hollow tube. Summary of the invention

[0007] The purpose of the present invention is to solve the shortcomings existing in the background technology and to propose a preparation process of aluminum alloy cast hollow tubes and aluminum rods for hydrogen storage bottles.

[0008] To achieve the above purpose, the technical solution adopted by the present invention is: a preparation process of aluminum alloy cast hollow tubes and aluminum rods for hydrogen storage bottles, which are processed and produced using the following device, the device including a base, two positioning seats fixedly installed on the upper side of the base, a hollow tube is placed between the two positioning seats, an adjustment mechanism is arranged on the base, a fixed frame is fixed on one side of the base, a rotating frame is rotatably connected to the fixed frame, an adjustment frame is slidably matched on the rotating frame, an end face processing mechanism is rotatably connected to the adjusting frame, and side wall processing mechanisms are arranged on the other two ends of the adjusting frame.

[0009] Preferably, one side of the positioning seat is in an annular structure and is rotatably connected to a plurality of threaded rods, the outer ends of the threaded rods are fixedly connected to gears, and the threaded rods are threadedly connected to positioning rods.

[0010] Preferably, the adjustment mechanism includes two adjustment rings, a plurality of handles are connected and fixed between the two adjustment rings, a limiting groove is provided on the adjustment ring, a limiting block is slidably fitted in the limiting groove, one end of the limiting block close to the base is connected and fixed to the base, and an annular rack A is connected and fixed to one side of the adjustment ring close to the positioning seat, and the annular rack A is meshed with the gear for transmission.

[0011] Preferably, a motor is fixedly connected to one end of the rotating frame connected to the fixed frame, a screw rod is rotatably provided on the rotating frame, a handle is connected to one end of the screw rod, and the screw rod is threadedly connected to the adjusting frame.

[0012] Preferably, a transmission rod is rotatably connected to the rotating frame, one end of the transmission rod is connected and fixed to a transmission wheel, and an annular rack B is connected and fixed to the fixed frame, and the annular rack B is meshed with the transmission wheel for transmission.

[0013] Preferably, the end surface processing mechanism includes an end surface grinding roller, a sliding sleeve is fixedly connected inside the end surface grinding roller, the sliding sleeve is rotatably connected to the adjustment frame, the sliding sleeve is slidably matched with the outer wall of the transmission rod, and toothed discs are connected to both ends of the sliding sleeve.

[0014] Preferably, the side wall processing mechanism comprises a sliding frame, the sliding frame is slidably matched with the adjusting frame, a spring is connected between the sliding frame and the adjusting frame, and an inclined guide plate is fixedly connected to the other end of the sliding frame.

[0015] Preferably, one end of the sliding frame close to the inclined guide plate is rotatably connected to a side wall grinding roller, one end of the side wall grinding roller is connected and fixed to a universal joint A, and the other end of the universal joint A is connected and fixed to a transmission shaft.

[0016] Preferably, a transmission sleeve is slidably fitted on the outer wall of the transmission shaft, the transmission sleeve is rotatably connected to the adjustment frame, the other end of the transmission sleeve is connected to a universal joint B, the other end of the universal joint B is connected to an adjustment wheel, and the adjustment wheel is meshed with a gear disk for transmission.

[0017] Compared with the prior art, the present invention has the following beneficial effects: After cutting the hollow tube, the end face grinding roller and the side wall grinding roller can be used to trim the cut end of the hollow tube, trim the cut edge to ensure that it is flat and smooth, and improve the sealing and strength of the welding or connection parts of the hydrogen storage tank; When processing the cut end of a hollow tube, the position of the end grinding roller and the side wall grinding roller can be adjusted under the action of the screw rod and the spring, so as to process the cut end of hollow tubes of different sizes and thicknesses; By setting a positioning seat, the positioning of the hollow tube is achieved to ensure stability during end face finishing. By setting a rotating frame, the rotation of the end face grinding roller and the side wall grinding roller is achieved. At the same time, under the action of the annular rack B, the end face grinding roller and the side wall grinding roller rotate while rotating, thereby improving the finishing efficiency of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of a preparation process of an aluminum alloy cast hollow tube and an aluminum rod for a hydrogen storage bottle of the present invention; Figure 2 It is a schematic diagram of the overall structure of the hollow tube preparation process of the aluminum alloy casting hollow tube and aluminum rod for hydrogen storage bottle of the present invention; Figure 3 It is a schematic diagram of the positioning seat structure of the preparation process of the aluminum alloy cast hollow tube and aluminum rod for a hydrogen storage bottle of the present invention; Figure 4 It is a schematic diagram of the structure of the adjustment mechanism of the preparation process of the aluminum alloy cast hollow tube and aluminum rod for a hydrogen storage bottle of the present invention; Figure 5 It is a schematic diagram of the rotating frame structure of a preparation process of an aluminum alloy cast hollow tube and an aluminum rod for a hydrogen storage bottle of the present invention; Figure 6 It is a schematic diagram of the fixing frame structure of the preparation process of the aluminum alloy cast hollow tube and aluminum rod for a hydrogen storage bottle of the present invention; Figure 7 It is a structural schematic diagram of an end surface processing mechanism and other structures of a preparation process of an aluminum alloy cast hollow tube and an aluminum rod for a hydrogen storage bottle of the present invention; Figure 8 It is a schematic diagram of the structure of the side wall processing mechanism of the preparation process of the aluminum alloy cast hollow tube and aluminum rod for a hydrogen storage bottle of the present invention; Fig. 9 It is a partial structural schematic diagram of the preparation process of the aluminum alloy cast hollow tube and aluminum rod for a hydrogen storage bottle of the present invention.

[0019] 1. Base; 2. Positioning seat; 3. Hollow tube; 4. Adjustment mechanism; 5. Fixed frame; 6. Rotating frame; 7. Adjustment frame; 8. End surface processing mechanism; 9. Side wall processing mechanism; 201. Threaded rod; 202. Gear; 203. Positioning rod; 401. Adjustment ring; 402. Grip; 403. Limiting groove; 404. Limiting block; 405. Ring rack A; 601. Motor; 602. Screw rod; 603. Handle; 604. Transmission rod; 605. Transmission wheel; 501. Ring rack B; 801. End surface grinding roller; 802. Sliding sleeve; 803. Toothed disc; 901. Sliding frame; 902. Spring; 903. Inclined guide plate; 904. Side wall grinding roller; 905. Universal joint A; 906. Transmission shaft; 907. Transmission sleeve; 908. Universal joint B; 909. Adjustment wheel. DETAILED DESCRIPTION

[0020] The following description is used to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments described below are only examples, and those skilled in the art may think of other obvious variations.

[0021] like Figure 1-Figure 8 The preparation process of an aluminum alloy cast hollow tube and aluminum rod for a hydrogen storage bottle shown in the figure is processed and produced by the following device, which includes a base 1, two positioning seats 2 are fixedly installed on the upper side of the base 1, a hollow tube 3 is placed between the two positioning seats 2, an adjustment mechanism 4 is arranged on the base 1, a fixing frame 5 is fixedly installed on one side of the base 1, a rotating frame 6 is rotatably connected to the fixing frame 5, an adjusting frame 7 is slidably matched to the rotating frame 6, an end surface processing mechanism 8 is rotatably connected to the adjusting frame 7, and side wall processing mechanisms 9 are arranged on the other two ends of the adjusting frame 7.

[0022] like Figure 3 As shown, one side of the positioning seat 2 is annularly structured and rotatably connected with a plurality of threaded rods 201, the outer ends of the threaded rods 201 are connected and fixed with gears 202, and the threaded rods 201 are threadedly connected with positioning rods 203. The positioning rods 203 realize the positioning function of the hollow tube 3.

[0023] like Figure 3 , Figure 4 As shown, the adjustment mechanism 4 includes two adjustment rings 401, a plurality of grips 402 are connected and fixed between the two adjustment rings 401, a limiting groove 403 is provided on the adjustment ring 401, a limiting block 404 is slidably matched in the limiting groove 403, the limiting block 404 is connected and fixed to the base 1 at one end close to the base 1, and a ring rack A405 is connected and fixed to the side of the adjustment ring 401 close to the positioning seat 2, and the ring rack A405 is meshed and driven with the gear 202. The adjustment mechanism 4 realizes the function of driving the multiple positioning rods 203 to move simultaneously.

[0024] like Figure 5 , Figure 6 As shown, a motor 601 is fixed to one end of the rotating frame 6 connected to the fixed frame 5, a screw rod 602 is rotatably provided on the rotating frame 6, a handle 603 is connected to one end of the screw rod 602, and the screw rod 602 is threadedly connected to the adjustment frame 7. The screw rod 602 realizes the adjustment of the position of the adjustment frame 7.

[0025] A transmission rod 604 is rotatably connected to the rotating frame 6, one end of which is connected and fixed to a transmission wheel 605, and an annular rack B501 is connected and fixed to the fixed frame 5, and the annular rack B501 is meshed and transmitted with the transmission wheel 605. The annular rack B501 drives the transmission rod 604 to rotate.

[0026] like Figure 7As shown, the end surface processing mechanism 8 includes an end surface grinding roller 801, a sliding sleeve 802 is connected and fixed inside the end surface grinding roller 801, the sliding sleeve 802 is rotatably connected to the adjustment frame 7, the sliding sleeve 802 is slidably matched with the outer wall of the transmission rod 604, and toothed discs 803 are connected to both ends of the sliding sleeve 802. The toothed disc 803 realizes the function of driving the side wall processing mechanism 9.

[0027] like Figure 7 , Figure 8 As shown, the side wall processing mechanism 9 includes a sliding frame 901, the sliding frame 901 and the adjustment frame 7 are slidably matched, a spring 902 is connected between the sliding frame 901 and the adjustment frame 7, and the other end of the sliding frame 901 is connected and fixedly provided with an inclined guide plate 903. The inclined guide plate 903 facilitates the side wall of the hollow tube 3 to be placed between two side wall grinding rollers 904, and the spring 902 enables the side wall grinding roller 904 to trim the hollow tubes 3 of different thicknesses.

[0028] One end of the sliding frame 901 close to the inclined guide plate 903 is rotatably connected to a side wall grinding roller 904 , one end of the side wall grinding roller 904 is connected and fixed to a universal joint A905 , and the other end of the universal joint A905 is connected and fixed to a transmission shaft 906 .

[0029] The outer wall of the transmission shaft 906 is slidably matched with a transmission sleeve 907, which is rotatably connected to the adjustment frame 7, and the other end of the transmission sleeve 907 is connected to a universal joint B908, and the other end of the universal joint B908 is connected to an adjustment wheel 909, which is meshed with the toothed disc 803 for transmission. The adjustment wheel 909 realizes the self-rotation trimming of the side wall grinding roller 904.

[0030] When it is necessary to prepare the aluminum alloy cast hollow tube 3 for the hydrogen storage bottle, the hot top casting crystallizer tooling is used for preparation. After the hollow tube 3 is completed and cut, the hollow tube 3 is placed on the positioning seat 2, and then the two adjustment rings 401 are driven to rotate by the handle 402, so that the annular rack A405 on the adjustment ring 401 drives the threaded rod 201 connected to the gear 202 to rotate, so that the threaded rod 201 drives the positioning rod 203 to move, and the hollow tube 3 is positioned; Then, the position of the adjusting frame 7 is adjusted according to the size of the hollow tube 3. By rotating the screw rod 602, the screw rod 602 drives the adjusting frame 7 to adjust the position, and then the hollow tube 3 is pushed so that the side wall of the hollow tube 3 is placed between the two side wall grinding rollers 904. At this time, under the action of the spring 902, the side wall grinding roller 904 will be tightly attached to the side wall of the hollow tube 3; Then, the motor 601 is used to drive the rotating frame 6 to rotate. At this time, under the action of the annular rack B501, the transmission rod 604 connected to the transmission wheel 605 will rotate. At this time, the transmission rod 604 will drive the end surface grinding roller 801 connected to the sliding sleeve 802 to rotate to trim the end surface of the hollow tube 3; At the same time, the toothed disc 803 connected by the sliding sleeve 802 will drive the adjusting wheel 909 to rotate, so that the adjusting wheel 909 drives the transmission sleeve 907 connected to the adjusting wheel 909 to rotate, so that the transmission sleeve 907 drives the universal joint A905 connected to the transmission shaft 906 to rotate, so that the universal joint A905 drives the side wall grinding roller 904 to rotate, and the side wall of the cut end of the hollow tube 3 is trimmed to ensure the end surface quality of the hollow tube 3, thereby ensuring the sealing and strength of the welding or connection parts of the hydrogen storage tank.

[0031] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions only describe the principles of the present invention. The present invention may be subject to various changes and improvements without departing from the spirit and scope of the present invention. These changes and improvements fall within the scope of the present invention. The scope of protection claimed by the present invention is defined by the attached claims and their equivalents.

Claims

1. A process for preparing an aluminum alloy cast hollow tube and an aluminum rod for a hydrogen storage bottle, which is produced by the following device, the device comprising a base (1), characterized in that: Two positioning seats (2) are fixedly mounted on the upper side of the base (1), a hollow tube (3) is placed between the two positioning seats (2), an adjustment mechanism (4) is arranged on the base (1), a fixed frame (5) is fixedly mounted on one side of the base (1), a rotating frame (6) is rotatably connected to the fixed frame (5), an adjustment frame (7) is slidably matched to the rotating frame (6), an end surface processing mechanism (8) is rotatably connected to the adjusting frame (7), and side wall processing mechanisms (9) are arranged on the other two ends of the adjusting frame (7).

2. The process for preparing the aluminum alloy cast hollow tube and aluminum rod for hydrogen storage bottle according to claim 1, characterized in that: One side of the positioning seat (2) is in an annular structure and is rotatably connected to a plurality of threaded rods (201); the outer ends of the threaded rods (201) are fixedly connected to gears (202); and positioning rods (203) are threadedly connected to the threaded rods (201).

3. The process for preparing the aluminum alloy cast hollow tube and aluminum rod for hydrogen storage bottle according to claim 2, characterized in that: The adjustment mechanism (4) comprises two adjustment rings (401), a plurality of handles (402) are connected and fixed between the two adjustment rings (401), a limiting groove (403) is provided on the adjustment ring (401), a limiting block (404) is slidably fitted in the limiting groove (403), an end of the limiting block (404) close to the base (1) is connected and fixed to the base (1), and a ring rack A (405) is connected and fixed to one side of the adjustment ring (401) close to the positioning seat (2), and the ring rack A (405) is meshed with the gear (202) for transmission.

4. The process for preparing the aluminum alloy cast hollow tube and aluminum rod for hydrogen storage bottle according to claim 1, characterized in that: One end of the rotating frame (6) connected to the fixed frame (5) is connected and fixed with a motor (601); a screw rod (602) is rotatably connected to the rotating frame (6); one end of the screw rod (602) is connected to a handle (603); and the screw rod (602) is threadedly connected to the adjustment frame (7).

5. The process for preparing the aluminum alloy cast hollow tube and aluminum rod for hydrogen storage bottle according to claim 1, characterized in that: A transmission rod (604) is rotatably connected to the rotating frame (6), one end of the transmission rod (604) is connected and fixed to a transmission wheel (605), and an annular rack B (501) is connected and fixed to the fixed frame (5), and the annular rack B (501) is meshed with the transmission wheel (605) for transmission.

6. The process for preparing the aluminum alloy cast hollow tube and aluminum rod for hydrogen storage bottle according to claim 5, characterized in that: The end surface processing mechanism (8) comprises an end surface grinding roller (801), a sliding sleeve (802) is connected and fixed inside the end surface grinding roller (801), the sliding sleeve (802) is rotatably connected to the adjustment frame (7), the sliding sleeve (802) is slidably matched with the outer wall of the transmission rod (604), and both ends of the sliding sleeve (802) are connected to toothed discs (803).

7. The process for preparing the aluminum alloy cast hollow tube and aluminum rod for hydrogen storage bottle according to claim 6, characterized in that: The side wall processing mechanism (9) comprises a sliding frame (901), the sliding frame (901) and the adjusting frame (7) are slidably matched, a spring (902) is connected between the sliding frame (901) and the adjusting frame (7), and an inclined guide plate (903) is fixedly provided at the other end of the sliding frame (901).

8. The process for preparing the aluminum alloy cast hollow tube and aluminum rod for hydrogen storage bottle according to claim 7, characterized in that: One end of the sliding frame (901) close to the inclined guide plate (903) is rotatably connected to a side wall grinding roller (904), one end of the side wall grinding roller (904) is connected and fixed to a universal joint A (905), and the other end of the universal joint A (905) is connected and fixed to a transmission shaft (906).

9. The process for preparing the aluminum alloy cast hollow tube and aluminum rod for hydrogen storage bottle according to claim 8, characterized in that: The outer wall of the transmission shaft (906) is slidably fitted with a transmission sleeve (907), the transmission sleeve (907) is rotatably connected to the adjustment frame (7), the other end of the transmission sleeve (907) is connected to a universal joint B (908), the other end of the universal joint B (908) is connected to an adjustment wheel (909), and the adjustment wheel (909) is meshed with the toothed disc (803) for transmission.

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