Automatic oxygen bomb cover dismounting device

Abstract

The application discloses an automatic oxygen bomb dismounting and mounting cover device, wherein after the oxygen bomb is taken out from a calorimeter and placed on a pressure relief mechanism, a second double-shaft air cylinder brings a ejector pin to relieve high pressure in the oxygen bomb, thereby reducing the danger during dismounting and mounting; an oxygen bomb positioning seat of a positioning mechanism is pushed out of a box body by the air cylinder; after the oxygen bomb is relieved of pressure, the oxygen bomb is placed on the positioning mechanism of an oxygen bomb dismounting and mounting cover mechanism; then the air cylinder is retracted, and the oxygen bomb positioning seat is returned to the original position; a clamping jaw air cylinder of a cover screwing mechanism is retracted, and a silica gel wheel clamps the oxygen bomb; a stepping motor drives a cover screwing transmission shaft to rotate, and the oxygen bomb cover is unscrewed; a first double-shaft air cylinder of a water injection mechanism is extended, a water injection pipe is inserted into the bomb barrel, 10 mL of pure water is injected through a peristaltic pump, the first double-shaft air cylinder of the water injection mechanism is retracted, a stepping motor of the cover screwing mechanism is reversely rotated to screw the oxygen bomb cover onto the bomb barrel, the oxygen bomb positioning seat of the positioning mechanism is extended, the oxygen bomb is taken away, and then the positioning mechanism is retracted, so that the automatic dismounting and mounting of the oxygen bomb is completed, and the dismounting and mounting efficiency of the oxygen bomb is improved.

Description

Technical Field

[0001] This invention relates to the field of automatic oxygen bomb technology, specifically an automatic oxygen bomb cover removal and installation device. Background Technology

[0002] A calorimeter is an instrument used to measure the calorific value of solid, liquid, and other fuels. The working process involves placing fuel in an oxygen bomb, filling it with high-pressure pure oxygen, and then igniting it to ensure complete combustion and heat release. The calorific value of the fuel is calculated by measuring the temperature of the water inside the bomb.

[0003] The oxygen bomb is a core component of a calorimeter. It is generally made of metal. When in operation, it needs to be filled with 3MPa of oxygen. After ignition, the fuel reacts violently, generating high temperature and pressure. After the reaction, corrosive gases, liquids and dust are produced. Therefore, the oxygen bomb is required to be corrosion-resistant, oxidation-resistant, pressure-resistant up to 20MPa, high temperature-resistant, and have good airtightness.

[0004] However, oxygen bombs require manual assembly and disassembly during use, which is inefficient. Furthermore, the pressure inside the oxygen bomb may be high when it is disassembled, and manual disassembly could cause it to explode, posing a certain danger. Summary of the Invention

[0005] The purpose of this invention is to provide an automatic oxygen bomb cover removal and installation device to solve the problems mentioned in the background art.

[0006] To achieve the above objectives, the present invention provides the following technical solution:

[0007] An automatic oxygen bomb cap removal and installation device includes a cap-screwing mechanism, a positioning mechanism, a water injection mechanism, a bracket, a housing, a clamping mechanism, and a pressure relief mechanism. The cap-screwing mechanism is mounted on the bracket and extends through the top of the bracket. The positioning mechanism is located inside the bracket and directly below the cap-screwing mechanism. The water injection mechanism is located to the side and rear of the positioning mechanism. The clamping mechanism is mounted on the cap-screwing mechanism. The pressure relief mechanism is located on the right side of the bracket. The housing encloses all the other components.

[0008] As a further aspect of the present invention: the housing includes a base plate and an outer shell, the outer shell is mounted on top of the base plate, and a maintenance door is installed at the rear of the outer shell.

[0009] As a further further scheme of the present application: the screw cap mechanism includes a mounting seat, the mounting seat is installed on the support, the top of the mounting seat is fixedly connected with a vertical plate on both sides of the strip-shaped groove in parallel, two guide rails are symmetrically and parallelly connected between the vertical plates, two sliding seats are slidably connected on the two parallelly arranged guide rails, the bottom end of the sliding seat penetrates through the strip-shaped groove of the mounting seat, a stepping motor is fixedly installed on the top of each sliding seat through bolts, a large gear is fixedly connected to the output end of the stepping motor, two small gears are arranged on one side of the large gear close to the other sliding seat, the small gears are symmetrically arranged and meshed with the large gear, a screw cap transmission shaft is fixedly connected to the bottom of the small gear, the screw cap transmission shaft penetrates through the sliding seat and is rotatably connected with the sliding seat, a silica gel wheel is installed at the bottom end of the screw cap transmission shaft, a clamping jaw air cylinder is fixedly installed on the sidewall center of the mounting seat, and the two movable ends of the clamping jaw air cylinder are fixedly connected with the outer walls of the sliding seats.

[0010] As a further further scheme of the present application: the positioning mechanism includes a cylinder and a linear guide rail, the cylinder and the linear guide rail are installed in parallel on the top of the bottom plate in the box body, an oxygen bomb positioning seat is slidably connected on the linear guide rail, and a transition plate is fixedly connected to one side of the oxygen bomb positioning seat.

[0011] As a further further scheme of the present application: the water injection mechanism includes a peristaltic pump and a first mounting plate, the peristaltic pump and the first mounting plate are installed on the top of the bottom plate in the box body through bolts, an ultrapure water machine is connected to the water inlet end of the peristaltic pump, a first double-shaft air cylinder is fixedly installed on the sidewall of the first mounting plate through bolts, a water pipe support plate is fixedly installed on the movable end of the first double-shaft air cylinder through bolts, and a water injection pipeline is fixedly installed on the water pipe support plate, and the input end of the water injection pipeline is connected with the output end of the peristaltic pump.

[0012] As a further further scheme of the present application: the support includes a second mounting plate, a rectangular hole for installing the screw cap mechanism is formed in the top of the second mounting plate, support plates are fixedly connected in parallel at the bottom of the second mounting plate, the bottom end of the support plate is fixedly installed on the top of the bottom plate in the box body through bolts, and reinforcing plates are fixedly connected in parallel at the bottom of the second mounting plate, and the two ends of the reinforcing plate are fixedly connected with the sidewalls of the adjacent support plates.

[0013] As a further further scheme of the present application: the pressing mechanism includes a cylinder seat, cylinder supports are fixedly installed at the two ends of the cylinder seat, the cylinder supports are fixedly installed on the second mounting plate of the support, a pressing cylinder is fixedly installed at the top center of the cylinder seat, the movable end of the pressing cylinder penetrates through the cylinder seat, a gland shaft is installed on the cylinder seat, a pressing sleeve is fixedly connected to the lower end of the gland shaft, and the pressing sleeve is located between the four screw cap transmission shafts in the screw cap mechanism.

[0014] As a further scheme of the present application: the pressure relief mechanism comprises a stand column, the bottom end of the stand column is fixedly installed on the top of the bottom plate in the box body, the side wall of the stand column is fixedly connected with a third mounting plate, the second double-shaft air cylinder is fixedly installed on the third mounting plate through bolts, the movable end of the second double-shaft air cylinder is fixedly installed with a pressure relief head, and the pressure relief head is threadedly connected with a thimble.

[0015] Compared with the prior art, the present application has the beneficial effects that:

[0016] The oxygen bomb is taken out from the calorimeter and placed on the pressure relief mechanism, the second double-shaft air cylinder takes the thimble to release the high pressure in the oxygen bomb, the danger during disassembly and assembly is reduced, the oxygen bomb positioning seat of the positioning mechanism is pushed out of the box body by the air cylinder, the oxygen bomb is placed on the positioning mechanism of the oxygen bomb disassembly and assembly cover mechanism after the pressure relief of the oxygen bomb is completed, then the air cylinder is retracted and the oxygen bomb positioning seat is returned to the original position, the clamping jaw cylinder of the cover screwing mechanism is retracted, the silica gel wheel clamps the oxygen bomb, the stepping motor drives the cover screwing transmission shaft to rotate, the oxygen bomb cover is unscrewed, the first double-shaft air cylinder of the water injection mechanism is extended, the water injection pipe is inserted into the bomb barrel, 10mL of pure water is injected through the peristaltic pump, the first double-shaft air cylinder of the water injection mechanism is retracted, the stepping motor of the cover screwing mechanism is reversely rotated to screw the oxygen bomb cover onto the bomb barrel, the oxygen bomb positioning seat of the positioning mechanism is extended, and the positioning mechanism is retracted after the oxygen bomb is taken out, so that the automatic disassembly and assembly of the oxygen bomb is completed, and the disassembly and assembly efficiency of the oxygen bomb is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of an automatic oxygen bomb disassembly and assembly cover device.

[0018] Figure 2 It is a structural schematic diagram of a cover screwing mechanism in an automatic oxygen bomb disassembly and assembly cover device.

[0019] Figure 3 It is a structural schematic diagram of a positioning mechanism in an automatic oxygen bomb disassembly and assembly cover device.

[0020] Figure 4 It is a structural schematic diagram of a water injection mechanism in an automatic oxygen bomb disassembly and assembly cover device.

[0021] Figure 5 It is a structural schematic diagram of a support in an automatic oxygen bomb disassembly and assembly cover device.

[0022] Figure 6 It is a structural schematic diagram of a box body in an automatic oxygen bomb disassembly and assembly cover device.

[0023] Figure 7 It is a structural schematic diagram of a pressing mechanism in an automatic oxygen bomb disassembly and assembly cover device.

[0024] Figure 8 It is a structural schematic diagram of a pressure relief mechanism in an automatic oxygen bomb disassembly and assembly cover device.

[0025] In the figure: 1, screw cap mechanism; 2, positioning mechanism; 3, water injection mechanism; 4, support; 5, box; 6, compression mechanism; 7, pressure relief mechanism; 101, clamping jaw cylinder; 102, sliding seat; 103, vertical plate; 104, stepping motor; 105, mounting seat; 106, guide rail; 107, large gear; 108, small gear; 109, screw cap transmission shaft; 110, silica gel wheel; 201, oxygen bomb positioning seat; 202, transition plate; 203, cylinder; 204, linear guide rail; 301, peristaltic pump; 302, first double-shaft cylinder; 303, first mounting plate; 304, water pipe support plate; 305, water injection pipeline; 401, support plate; 402, second mounting plate; 403, reinforcing plate; 501, bottom plate; 502, shell; 503, maintenance door; 601, lower pressing cylinder; 602, cylinder seat; 603, cylinder support column; 604, gland shaft; 605, pressure sleeve; 701, column; 702, third mounting plate; 703, second double-shaft cylinder; 704, pressure relief head; 705, thimble. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0027] Please refer to Figures 1-8 In the embodiments of the present application, an automatic oxygen bomb cap dismounting device comprises a screw cap mechanism 1, a positioning mechanism 2, a water injection mechanism 3, a support 4, a box 5, a compression mechanism 6 and a pressure relief mechanism 7. The screw cap mechanism 1 is installed on the support 4 and penetrates the top of the support 4. The positioning mechanism 2 is in the support 4 and directly below the screw cap mechanism 1. The water injection mechanism 3 is located at the side and rear of the positioning mechanism 2. The compression mechanism 6 is installed on the screw cap mechanism 1. The pressure relief mechanism 7 is located at the right side of the support 4 and performs pressure relief on the oxygen bomb. The oxygen bomb after pressure relief is placed in the positioning mechanism 2. The positioning mechanism 2 moves the oxygen bomb into the screw cap mechanism 1. The screw cap mechanism 1 unscrews the cap of the oxygen bomb. The water injection mechanism 3 injects a certain amount of pure water into the oxygen bomb body. The box 5 covers all the other components mentioned above.

[0028] The box 5 comprises a bottom plate 501 and a shell 502. The shell 502 is installed on the top of the bottom plate 501. The maintenance door 503 is installed at the rear of the shell 502.

[0029] The screwing mechanism 1 comprises a mounting seat 105 installed on the support 4, vertical plates 103 fixedly connected in parallel on the top of the mounting seat 105 on both sides of the strip-shaped slot, two guide rails 106 symmetrically and in parallel connected between the vertical plates 103, two sliding seats 102 slidingly connected on the two parallel guide rails 106, a stepping motor 104 fixedly installed on the top of each sliding seat 102 through bolts, a large gear 107 fixedly connected with the output end of the stepping motor 104, two small gears 108 provided on the side of the large gear 107 close to the other sliding seat 102, the small gears 108 being symmetrically arranged and intermeshing with the large gear 107, a screwing transmission shaft 109 fixedly connected with the bottom of the small gear 108, the screwing transmission shaft 109 penetrating through the sliding seat 102 and rotationally connected with the sliding seat 102, a silica gel wheel 110 installed on the bottom end of the screwing transmission shaft 109, a clamping jaw air cylinder 101 fixedly installed on the center of the side wall of the mounting seat 105, the two movable ends of the clamping jaw air cylinder 101 being fixedly connected with the outer wall of the sliding seat 102 respectively, the clamping jaw air cylinder 101 folding the sliding seat 102 so that the silica gel wheel 110 clamps the oxygen bomb, the stepping motor 104 driving the large gear 107 to rotate, the large gear 107 driving the silica gel wheel 110 to rotate through the small gears 108 and the screwing transmission shaft 109, and the friction of the silica gel wheel 110 achieving the disassembly and assembly of the oxygen bomb cover.

[0030] The positioning mechanism 2 comprises an air cylinder 203 and a linear guide rail 204, the air cylinder 203 and the linear guide rail 204 being installed in parallel on the top of the bottom plate 501 in the box body 5, an oxygen bomb positioning seat 201 slidingly connected on the linear guide rail 204, a transition plate 202 fixedly connected on one side of the oxygen bomb positioning seat 201, the movable end of the air cylinder 203 being fixedly connected with the transition plate 202, the movable end of the air cylinder 203 driving the oxygen bomb positioning seat 201 to reciprocate on the linear guide rail 204 and reciprocating the oxygen bomb in the oxygen bomb positioning seat 201, so as to achieve the up and down of the oxygen bomb.

[0031] The water injection mechanism 3 comprises a peristaltic pump 301 and a first mounting plate 303, the peristaltic pump 301 and the first mounting plate 303 being installed on the top of the bottom plate 501 in the box body 5 through bolts, the first mounting plate 303 being fixedly installed on the side wall through bolts, a first double-shaft air cylinder 302 being fixedly installed on the side wall of the first mounting plate 303, a water pipe support plate 304 being fixedly installed on the first double-shaft air cylinder 302 through bolts, a water injection pipeline 305 being fixedly installed on the water pipe support plate 304, the input end of the water injection pipeline 305 being connected with the output end of the peristaltic pump 301, the movable end of the first double-shaft air cylinder 302 being elongated, the water injection pipeline 305 being inserted into the cylinder of the oxygen bomb through the water pipe support plate 304, the peristaltic pump 301 working to inject 10 mL of water into the cylinder of the oxygen bomb.

[0032] The support 4 comprises a second mounting plate 402, a rectangular hole for mounting the capping mechanism 1 is formed on the top of the second mounting plate 402, the bottom of the second mounting plate 402 is fixedly connected with parallel supporting plates 401, the bottom end of the supporting plate 401 is fixedly installed on the top of the bottom plate 501 in the box body 5 through bolts, the bottom of the second mounting plate 402 is fixedly connected with parallel reinforcing plates 403, and the two ends of the reinforcing plate 403 are fixedly connected with the side walls of the adjacent supporting plates 401.

[0033] The pressing mechanism 6 comprises a cylinder seat 602, cylinder struts 603 are fixedly installed at the two ends of the cylinder seat 602, the cylinder struts 603 are fixedly installed on the second mounting plate 402 of the support 4, a pressing cylinder 601 is fixedly installed at the top center of the cylinder seat 602, the movable end of the pressing cylinder 601 penetrates through the cylinder seat 602, a gland shaft 604 is installed on the cylinder seat 602, a pressing sleeve 605 is fixedly connected with the lower end of the gland shaft 604, the pressing sleeve 605 is located between the four capping transmission shafts 109 in the capping mechanism 1, and the movable end of the pressing cylinder 601 pushes the pressing sleeve 605 to move downwards through the gland shaft 604, so that the oxygen bomb is pressed.

[0034] The pressure relief mechanism 7 comprises a stand 701, the bottom end of the stand 701 is fixedly installed on the top of the bottom plate 501 in the box body 5, a third mounting plate 702 is fixedly connected with the side wall of the stand 701, a second double-shaft cylinder 703 is fixedly installed on the third mounting plate 702 through bolts, a pressure relief head 704 is fixedly installed at the movable end of the second double-shaft cylinder 703, a thimble 705 is threadedly connected with the pressure relief head 704, the movable end of the second double-shaft cylinder 703 pushes the pressure relief head 704 to move downwards, and the pressure relief head 704 releases pressure on the oxygen bomb together with the thimble 705.

[0035] An opening for the oxygen bomb positioning seat 201 to enter and exit is formed on the outer shell 502 of the box body 5, and a door for placing the oxygen bomb at the pressure relief mechanism 7 is also formed, a plurality of gas pipe joints are arranged on the outer shell 502, and the gas pipe joints are connected with various cylinders needing to be connected with gas in the device through gas pipes and electromagnetic valves.

[0036] The working principle of the present application is as follows:

[0037] In use, the oxygen bomb is taken out from the calorimeter by the oxygen bomb and placed on the pressure relief mechanism 7, the second double-shaft cylinder 703 releases the high pressure gas in the oxygen bomb through the pressure relief head 704 with the ejector pin 705, reducing the risk of disassembly, the oxygen bomb positioning seat 201 of the positioning mechanism 2 is pushed out of the box 5 by the cylinder 203, the oxygen bomb is placed on the positioning mechanism 2 of the oxygen bomb disassembly cover mechanism after the pressure relief is completed, then the cylinder 203 is retracted, and the oxygen bomb positioning seat 201 is returned to the original position, the clamping jaw cylinder 101 of the cover screwing mechanism 1 is retracted, the silica gel wheel 110 clamps the oxygen bomb, the stepping motor 104 drives the cover screwing transmission shaft 109 to rotate, the oxygen bomb cover is unscrewed, the first double-shaft cylinder 302 of the water injection mechanism 3 is extended, the water injection pipeline 305 is inserted into the bomb barrel, 10 mL of pure water is injected through the peristaltic pump 301, the first double-shaft cylinder 302 of the water injection mechanism 3 is retracted, the lower pressing cylinder 601 in the pressing mechanism 6 presses the pressing sleeve 605 through the pressing cover shaft 604, so that the oxygen bomb cover is adjacent to the bomb barrel, the stepping motor 104 of the cover screwing mechanism 1 is reversely rotated to screw the oxygen bomb cover onto the bomb barrel, the oxygen bomb positioning seat 201 of the positioning mechanism 2 is extended, and the positioning mechanism 2 is retracted after the oxygen bomb is taken away, so that the automatic disassembly of the oxygen bomb is completed, and the disassembly efficiency of the oxygen bomb is improved.

[0038] Although the present application has been described in detail with reference to the foregoing embodiments, technical solutions recorded in the foregoing embodiments can be modified or some technical features can be replaced by equivalent ones by those skilled in the art, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An automatic oxygen bomb cover dismounting device, comprising a cover screwing mechanism (1), a positioning mechanism (2), a water injection mechanism (3), a support (4), a box (5), a pressing mechanism (6) and a pressure relief mechanism (7), characterized in that: The screw cap mechanism (1) is installed on the support (4), and the screw cap mechanism (1) penetrates the top of the support (4), the positioning mechanism (2) is in the support (4), and the positioning mechanism (2) is directly below the screw cap mechanism (1), the water injection mechanism (3) is located behind the positioning mechanism (2), the pressing mechanism (6) is installed on the screw cap mechanism (1), the pressure relief mechanism (7) is located on the right side of the support (4), and the box (5) covers all the other components in it. The water injection mechanism (3) comprises a peristaltic pump (301) and a first mounting plate (303), the peristaltic pump (301) and the first mounting plate (303) are bolted on the top of the bottom plate (501) in the box (5), the water inlet end of the peristaltic pump (301) is connected with an ultrapure water machine, the side wall of the first mounting plate (303) is fixedly connected with a first double-shaft air cylinder (302) through bolts, the movable end of the first double-shaft air cylinder (302) is fixedly connected with a water pipe support plate (304) through bolts, and the water pipe support plate (304) is fixedly connected with a water injection pipeline (305); the input end of the water injection pipeline (305) is connected with the output end of the peristaltic pump (301). The pressure relief mechanism (7) comprises a stand (701), the bottom end of the stand (701) is fixedly connected with the top of the bottom plate (501) in the box (5), the side wall of the stand (701) is fixedly connected with a third mounting plate (702), the third mounting plate (702) is fixedly connected with a second double-shaft air cylinder (703) through bolts, the movable end of the second double-shaft air cylinder (703) is fixedly connected with a pressure relief head (704), and the pressure relief head (704) is threadedly connected with a thimble (705).

2. The automatic oxygen bomb cover dismounting device according to claim 1, characterized in that: The box (5) comprises a bottom plate (501) and an outer shell (502), the outer shell (502) is installed on the top of the bottom plate (501), and a maintenance door (503) is installed at the back of the outer shell (502).

3. The automatic oxygen bomb cover dismounting device according to claim 1, characterized in that: The screwing mechanism (1) includes a mounting seat (105) mounted on a support (4), a vertical plate (103) fixedly connected in parallel on both sides of the top of the mounting seat (105), two guide rails (106) symmetrically and in parallel connected between the vertical plates (103), two sliding seats (102) slidingly connected on the two parallel guide rails (106), the bottom end of the sliding seat (102) penetrating through the strip-shaped groove of the mounting seat (105), a stepping motor (104) fixedly installed on the top of each sliding seat (102) through bolts, a large gear (107) fixedly connected to the output end of the stepping motor (104), two pinions (108) provided on one side of the large gear (107) close to the other sliding seat (102), the pinions (108) being symmetrically arranged and meshing with the large gear (107), a cap screwing transmission shaft (109) fixedly connected to the bottom of the pinion (108), the cap screwing transmission shaft (109) penetrating through the sliding seat (102) and being rotatably connected with the sliding seat (102), a silica gel wheel (110) installed at the bottom end of the cap screwing transmission shaft (109), a clamping jaw air cylinder (101) fixedly installed on the sidewall center of the mounting seat (105), and the two movable ends of the clamping jaw air cylinder (101) fixedly connected with the outer walls of the sliding seats (102), respectively.

4. The automatic oxygen bomb cover dismounting device according to claim 1, characterized in that: The positioning mechanism (2) includes a cylinder (203) and a linear guide rail (204), the cylinder (203) and the linear guide rail (204) being installed in parallel on the top of the bottom plate (501) in the box body (5), an oxygen bullet positioning seat (201) slidingly connected on the linear guide rail (204), a transition plate (202) fixedly connected on one side of the oxygen bullet positioning seat (201), and the movable end of the cylinder (203) fixedly connected with the transition plate (202).

5. The automatic oxygen bomb cover removal device of claim 1, wherein: The support (4) includes a second mounting plate (402), a rectangular hole for mounting the screwing mechanism (1) being formed in the top of the second mounting plate (402), the bottom plate (401) fixedly connected in parallel at both ends of the bottom of the second mounting plate (402), the bottom end of the support plate (401) being fixedly installed on the top of the bottom plate (501) in the box body (5), and the reinforcing plate (403) fixedly connected in parallel at the bottom of the second mounting plate (402), the two ends of the reinforcing plate (403) being fixedly connected with the side walls of the adjacent support plates (401), respectively.

6. The automatic oxygen bomb cover removal device of claim 1, wherein: The pressing mechanism (6) comprises a cylinder seat (602), both ends of which are fixedly installed with a cylinder support (603), the cylinder support (603) is fixedly installed on the second mounting plate (402) of the support (4), the top center of the cylinder seat (602) is fixedly installed with a pressing cylinder (601), the movable end of the pressing cylinder (601) penetrates through the cylinder seat (602), a gland shaft (604) is installed on the cylinder seat (602), the lower end of the gland shaft (604) is fixedly connected with a pressing sleeve (605), and the pressing sleeve (605) is located between the four cap screwing transmission shafts (109) in the cap screwing mechanism (1).

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