Hydrogen storage tank machining and positioning clamp for solid hydrogen storage

Abstract

The utility model relates to the technical field of hydrogen storage tank processing, and discloses a hydrogen storage tank processing and positioning fixture for solid hydrogen storage, which solves the problem that the solid hydrogen storage tank is inconvenient to rotate and process at present, and comprises a base, a positioning mechanism is mounted at the top of the base, and an adjusting mechanism is mounted on the positioning mechanism. The positioning mechanism comprises two vertical plates symmetrically fixed to the top of the base, the two vertical plates are arranged in parallel, and a driven shaft is rotationally connected between the two vertical plates; according to the hydrogen storage tank clamping and positioning device, the two supporting rollers are arranged, so that the hydrogen storage tank is conveniently supported, the two guide plates can conveniently slide along the guide rods through cooperation of the first motor, the two-way lead screw and the nut, and then the limiting disc and the limiting barrel can get close to each other to clamp and position the hydrogen storage tank; and through cooperation of a second motor and a driving shaft and cooperation of a conveying belt and a driven shaft, the two supporting rollers can rotate at the same time conveniently, and therefore the hydrogen storage tank can be rotationally machined conveniently.

Description

Technical Field

[0001] The utility model belongs to the technical field of hydrogen storage tank processing, in particular to a hydrogen storage tank processing positioning fixture used for solid-state hydrogen storage. Background Art

[0002] At present, the research on hydrogen energy is mainly divided into three aspects: hydrogen production, hydrogen storage and hydrogen application. Hydrogen storage is generally divided into gaseous hydrogen storage, liquid hydrogen storage, solid hydrogen storage, etc., while the steel cylinders required for gaseous hydrogen storage are large in volume and the hydrogen storage density is low. Liquid hydrogen storage requires low temperature maintenance and has a low energy conversion rate. Solid-state hydrogen storage technology is increasingly valued. At present, solid-state hydrogen storage tanks need to be positioned using fixtures during processing.

[0003] When the existing clamp is used, the solid-state hydrogen storage tank is usually placed on a processing table and then fixed by a clamping device. However, this method only supports and clamps the solid-state hydrogen storage tank, making it inconvenient to rotate the solid-state hydrogen storage tank. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a hydrogen storage tank processing positioning fixture for solid-state hydrogen storage, which effectively solves the current problem of inconvenience in rotating processing of solid-state hydrogen storage tanks.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hydrogen storage tank processing positioning fixture for solid-state hydrogen storage, comprising a base, a positioning mechanism is installed on the top of the base, and an adjustment mechanism is installed on the positioning mechanism;

[0006] The positioning mechanism includes two vertical plates symmetrically fixed on the top of the base, the two vertical plates are arranged parallel to each other, a driven shaft is rotatably connected between the two vertical plates, a driving shaft is arranged between the two vertical plates, one end of the driving shaft is rotatably connected to one of the vertical plates, a second motor is fixedly installed on the other end of the driving shaft, and the second motor is fixed on the other vertical plate. Support rollers are fixedly sleeved on the outer sides of the driven shaft and the driving shaft, transmission wheels are installed on the outer sides of the driven shaft and the driving shaft, and a conveyor belt is transmission-connected between the two transmission wheels.

[0007] Preferably, a guide rod is fixedly connected between the two vertical plates, and two guide plates are symmetrically and movably sleeved on the outer sides of the guide rod. A U-shaped round rod is fixedly installed on the top of the two guide plates, and a lifting plate is movably sleeved on the outer sides of the two U-shaped round rods. A top frame is fixedly installed on the top of the two lifting plates, and the two top frames are located between the two supporting rollers. The sides of the two top frames close to each other are rotatably connected to a limit plate and a limit cylinder respectively.

[0008] Preferably, a bidirectional screw rod is provided under the guide rod, one end of the bidirectional screw rod is rotatably connected to one of the vertical plates, the other end of the bidirectional screw rod is fixedly installed with a motor 1, and the motor 1 is fixed to the other vertical plate. Two nuts are symmetrically threaded on the outer side of the bidirectional screw rod, and the two nuts are respectively fixed to the bottom of the two guide plates.

[0009] Preferably, the adjustment mechanism includes a U-shaped frame fixed to the top of the base, the U-shaped frame is fixedly sleeved on the outer middle part of the guide rod, a cylinder is fixedly installed on the top of the U-shaped frame, a sleeve block is fixedly installed on the top of the cylinder, a lifting column is provided between the two vertical plates, and the sleeve block is fixedly sleeved on the outer middle part of the lifting column.

[0010] Preferably, an L-shaped round rod is fixedly connected between the mutually adjacent sides of the two upright plates and the guide rod, and sliders are fixedly installed at both ends of the lifting column, and the two sliders are movably sleeved on the outer sides of the two L-shaped round rods respectively.

[0011] Preferably, a bottom sleeve is fixedly installed at the bottom of the two lifting plates, and the two bottom sleeves are movably sleeved on the outside of the lifting column. The inner diameter of the bottom sleeve is greater than the outer diameter of the lifting column. An annular groove is provided on the inner side of the bottom sleeve, and balls are installed at equal angles in the annular groove and are in contact with the outside of the lifting column.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] (1) The utility model provides two support rollers to support the hydrogen storage tank, and the cooperation between the motor 1 and the bidirectional screw rod and the nut facilitates the two guide plates to slide along the guide rod, so that the limit plate and the limit cylinder can be close to each other to clamp and position the hydrogen storage tank, and the cooperation between the motor 2 and the driving shaft and the conveyor belt and the driven shaft facilitates the two support rollers to rotate at the same time, thereby facilitating the rotation processing of the hydrogen storage tank;

[0014] (2) The new type facilitates the lifting of the lifting column through the cooperation between the cylinder and the sleeve block, and the slider and the L-shaped round rod. The cooperation between the bottom sleeve and the lifting plate, and the U-shaped round rod and the top frame facilitates the adjustment of the height of the limit plate and the limit cylinder, thereby meeting the needs of hydrogen storage tanks of different specifications. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0016] In the attached picture:

[0017] Figure 1 This is a schematic diagram of the structure of a positioning fixture for processing a hydrogen storage tank for solid-state hydrogen storage according to the utility model;

[0018] Figure 2 This is a schematic diagram of the positioning mechanism structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the guide plate structure of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the adjustment mechanism of the utility model;

[0021] Figure 5 This is a schematic diagram of the connection structure between the lifting column and the bottom sleeve of the utility model;

[0022] In the figure: 1. base; 2. positioning mechanism; 201. vertical plate; 202. guide plate; 203. bidirectional screw rod; 204. guide rod; 205. nut; 206. motor 1; 207. motor 2; 208. driving shaft; 209. driven shaft; 2010. limit plate; 2011. support roller; 2012. limit cylinder; 2013. conveyor belt; 2014. transmission wheel; 2015. U-shaped round rod; 2016. top frame; 2017. lifting plate; 3. adjustment mechanism; 301. U-shaped frame; 302. lifting column; 303. cylinder; 304. sleeve block; 305. L-shaped round rod; 306. slider; 307. bottom sleeve; 308. ball bearing; 309. annular groove. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0024] Embodiment 1, by Figure 1 The utility model comprises a base 1 , a positioning mechanism 2 is installed on the top of the base 1 , and an adjusting mechanism 3 is installed on the positioning mechanism 2 .

[0025] Specifically, by Figure 2-3It is given that the positioning mechanism 2 includes two vertical plates 201 symmetrically fixed on the top of the base 1, the two vertical plates 201 are arranged parallel to each other, a driven shaft 209 is rotatably connected between the two vertical plates 201, a driving shaft 208 is arranged between the two vertical plates 201, one end of the driving shaft 208 is rotatably connected to one of the vertical plates 201, and the other end of the driving shaft 208 is fixedly installed with a second motor 207, and the second motor 207 is fixed on the other vertical plate 201. The outer sides of the driven shaft 209 and the driving shaft 208 are fixedly sleeved with support rollers 2011, and the outer sides of the driven shaft 209 and the driving shaft 208 are installed with transmission wheels 2014, and a conveyor belt 2013 is transmission-connected between the two transmission wheels 2014, and a guide rod 204 is fixedly connected between the two vertical plates 201, and the outer sides of the guide rod 204 are symmetrically and movably sleeved with two guide plates 202, and the tops of the two guide plates 202 are fixedly installed with U-shaped round rods 2015. The outer sides of the two U-shaped round rods 2015 are movably sleeved with lifting plates 2017, and the tops of the two lifting plates 2017 are fixedly installed with top frames 2016. The two top frames 2016 are located between the two supporting rollers 2011. The sides of the two top frames 2016 close to each other are rotatably connected to the limiting disk 2010 and the limiting cylinder 2012 respectively. By setting the limiting cylinder 2012, it is convenient for the tank mouth of the hydrogen storage tank to be located in the limiting cylinder 2012, so that the limiting cylinder 2012 and the hydrogen storage tank are closely fitted. A two-way screw rod 203 is provided below the guide rod 204, and one end of the two-way screw rod 203 is rotatably connected to one of the vertical plates 201, and the other end of the two-way screw rod 203 is fixedly installed with a motor 206, and the motor 206 is fixed on the other vertical plate 201. The outer side of the two-way screw rod 203 is symmetrically threaded with two screw nuts 205, and the two screw nuts 205 are respectively fixed to the bottoms of the two guide plates 202;

[0026] When in use, the hydrogen storage tank is first placed on the two supporting rollers 2011 so that the hydrogen storage tank is located between the limiting plate 2010 and the limiting cylinder 2012, and then the motor 1 206 is started to drive the rotation of the bidirectional screw 203, and the two guide plates 202 are respectively driven to slide along the guide rod 204 through the two screw nuts 205, and the limiting plate 2010 and the limiting cylinder 2012 are driven to approach each other to clamp and position the hydrogen storage tank, and then the motor 2 207 is started to drive the driving shaft 208 to rotate, and the driven shaft 209 is driven to rotate through the conveyor belt 2013. At this time, the two supporting rollers 2011 rotate at the same time, and finally the rotation processing of the hydrogen storage tank is completed.

[0027] Specifically, by Figure 4-5The adjusting mechanism 3 includes a U-shaped frame 301 fixed to the top of the base 1, the U-shaped frame 301 is fixedly sleeved in the middle of the outer side of the guide rod 204, a cylinder 303 is fixedly installed on the top of the U-shaped frame 301, a sleeve block 304 is fixedly installed on the top of the cylinder 303, a lifting column 302 is provided between the two vertical plates 201, the sleeve block 304 is fixedly sleeved in the middle of the outer side of the lifting column 302, an L-shaped round rod 305 is fixedly connected between the side of the two vertical plates 201 close to each other and the guide rod 204, and sliders 306 are fixedly installed at both ends of the lifting column 302, and the two sliders 306 are movably sleeved on the two vertical plates 201. The bottom of the two lifting plates 2017 is fixedly installed with a bottom sleeve 307 on the outside of the L-shaped round rod 305. The two bottom sleeves 307 are movably sleeved on the outside of the lifting column 302. The inner diameter of the bottom sleeve 307 is greater than the outer diameter of the lifting column 302. An annular groove 309 is provided on the inner side of the bottom sleeve 307. Balls 308 that are in contact with the outer side of the lifting column 302 are installed at equal angles in the annular groove 309. Multiple balls 308 are arranged between the bottom sleeve 307 and the lifting column 302 to avoid direct contact between the bottom sleeve 307 and the lifting column 302, thereby reducing the friction force on the bottom sleeve 307 when sliding along the lifting column 302;

[0028] When in use, first start the cylinder 303 to drive the sleeve block 304 to move longitudinally, and drive the lifting column 302 to move longitudinally. At the same time, the two sliders 306 slide along the two L-shaped round rods 305 respectively to ensure the stability of the lifting column 302 when moving. Then drive the two bottom sleeves 307 to move longitudinally, and drive the two lifting plates 2017 to slide along the two U-shaped round rods 2015 respectively. At the same time, the two top frames 2016 drive the limit plate 2010 and the limit cylinder 2012 to move respectively. Finally, the height of the limit plate 2010 and the limit cylinder 2012 are adjusted according to the different specifications of hydrogen storage tanks.

Claims

1. A hydrogen storage tank machining and positioning fixture for solid-state hydrogen storage, comprising a base (1), characterized in that: A positioning mechanism (2) is installed on the top of the base (1), and an adjustment mechanism (3) is installed on the positioning mechanism (2); The positioning mechanism (2) comprises two vertical plates (201) symmetrically fixed on the top of the base (1), the two vertical plates (201) are arranged parallel to each other, a driven shaft (209) is rotatably connected between the two vertical plates (201), a driving shaft (208) is arranged between the two vertical plates (201), one end of the driving shaft (208) is rotatably connected to one of the vertical plates (201), a second motor (207) is fixedly installed on the other end of the driving shaft (208), and the second motor (207) is fixed on the other vertical plate (201), the outer sides of the driven shaft (209) and the driving shaft (208) are fixedly sleeved with support rollers (2011), the outer sides of the driven shaft (209) and the driving shaft (208) are installed with transmission wheels (2014), and a conveyor belt (2013) is transmission-connected between the two transmission wheels (2014).

2. A hydrogen storage tank processing and positioning fixture for solid-state hydrogen storage according to claim 1, characterized in that: A guide rod (204) is fixedly connected between the two vertical plates (201); two guide plates (202) are symmetrically and movably sleeved on the outer side of the guide rod (204); a U-shaped round rod (2015) is fixedly installed on the top of the two guide plates (202); a lifting plate (217) is movably sleeved on the outer side of the two U-shaped round rods (2015); a top frame (2016) is fixedly installed on the top of the two lifting plates (2017); the two top frames (2016) are located between the two supporting rollers (2011); and the sides of the two top frames (2016) that are close to each other are rotatably connected to the limit plate (2010) and the limit cylinder (2012).

3. A hydrogen storage tank processing and positioning fixture for solid-state hydrogen storage according to claim 2, characterized in that: A bidirectional screw rod (203) is provided below the guide rod (204), one end of the bidirectional screw rod (203) is rotatably connected to one of the vertical plates (201), the other end of the bidirectional screw rod (203) is fixedly mounted with a motor 1 (206), the motor 1 (206) is fixed on the other vertical plate (201), and the outer side of the bidirectional screw rod (203) is symmetrically threaded with two nuts (205), and the two nuts (205) are respectively fixed to the bottoms of the two guide plates (202).

4. The hydrogen storage tank processing and positioning fixture for solid-state hydrogen storage according to claim 1 is characterized in that: The adjustment mechanism (3) comprises a U-shaped frame (301) fixed to the top of the base (1); the U-shaped frame (301) is fixedly sleeved on the middle part of the outer side of the guide rod (204); a cylinder (303) is fixedly installed on the top of the U-shaped frame (301); a sleeve block (304) is fixedly installed on the top of the cylinder (303); a lifting column (302) is provided between the two vertical plates (201); and the sleeve block (304) is fixedly sleeved on the middle part of the outer side of the lifting column (302).

5. The hydrogen storage tank processing and positioning fixture for solid-state hydrogen storage according to claim 1 is characterized in that: An L-shaped round rod (305) is fixedly connected between the mutually adjacent sides of the two vertical plates (201) and the guide rod (204), and sliders (306) are fixedly installed at both ends of the lifting column (302), and the two sliders (306) are movably sleeved on the outer sides of the two L-shaped round rods (305).

6. A hydrogen storage tank processing and positioning fixture for solid-state hydrogen storage according to claim 2, characterized in that: The bottoms of the two lifting plates (2017) are fixedly mounted with bottom sleeves (307), and the two bottom sleeves (307) are movably sleeved on the outer sides of the lifting columns (302). The inner diameter of the bottom sleeves (307) is greater than the outer diameter of the lifting columns (302). An annular groove (309) is arranged on the inner side of the bottom sleeves (307), and balls (308) are mounted at equal angles in the annular grooves (309) and are in contact with the outer sides of the lifting columns (302).

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