CN109488858B - Jacking and rotating device of optical fiber disc code scanner with vibration isolation and abrasion-proof supporting feet - Google Patents
Jacking and rotating device of optical fiber disc code scanner with vibration isolation and abrasion-proof supporting feet Download PDFInfo
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- CN109488858B CN109488858B CN201811303487.5A CN201811303487A CN109488858B CN 109488858 B CN109488858 B CN 109488858B CN 201811303487 A CN201811303487 A CN 201811303487A CN 109488858 B CN109488858 B CN 109488858B
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- piston
- vibration isolation
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 28
- 238000002955 isolation Methods 0.000 title claims abstract description 23
- 238000013016 damping Methods 0.000 claims abstract description 12
- 238000002347 injection Methods 0.000 claims description 18
- 239000007924 injection Substances 0.000 claims description 18
- 238000010892 electric spark Methods 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000000741 silica gel Substances 0.000 claims description 6
- 229910002027 silica gel Inorganic materials 0.000 claims description 6
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 5
- 239000000920 calcium hydroxide Substances 0.000 claims description 5
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims 8
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a jacking and rotating device of an optical fiber disc code scanner with vibration isolation and abrasion-proof supporting feet, which comprises a rack and a jacking and rotating mechanism, wherein the rack is provided with casters connected through a caster connecting structure, the caster connecting structure comprises a caster connecting seat, a central column is arranged on the caster connecting seat, a connecting sleeve is sleeved on the central column and connected with the rack, the connecting sleeve is provided with a crosspiece positioned above the central column and a plurality of groups of bearing groups which are distributed along the circumferential direction of the connecting sleeve and supported on the circumferential surface of the central column and roll along the vertical direction, a spring mounting hole is arranged on the upper end surface of the central column, a vibration damping spring which stretches along the vertical direction is arranged in the spring mounting hole, the upper end of the vibration damping spring is supported on the crosspiece, and. The invention provides a jacking rotary device of an optical fiber disk code scanner, which is provided with vibration isolation and abrasion-proof supporting feet and utilizes a caster wheel to carry out vibration isolation, and solves the problem that the rubber wheel of the existing jacking rotary device can not improve the vibration isolation effect.
Description
Technical Field
The invention relates to optical disk production equipment, in particular to a jacking and rotating device of an optical disk code scanner with vibration isolation and abrasion-proof supporting feet.
Background
In the production of optical fiber disks, a jacking rotation mechanism is required to move the optical fiber disks. In order to facilitate the moving of the equipment, a caster assembly is arranged below the rack of the jacking rotating device. The existing optical fiber disc jacking and rotating device has the following defects: the caster wheels can not improve the anti-vibration effect of the frame when moving; jacking rotary device includes jacking cylinder and rotating electrical machines, and it rotates for installing the jacking cylinder on rotating electrical machines through needs, can not need rotating electrical machines and realize rotatoryly.
Disclosure of Invention
The invention aims to provide a jacking and rotating device of an optical fiber disk code scanner with vibration isolation and abrasion-proof supporting feet, which utilizes a caster wheel to carry out vibration isolation and solves the problem that the rubber wheel of the existing jacking and rotating device cannot improve the vibration isolation effect.
The second purpose of the invention is to further provide a jacking and rotating device of the optical fiber disc code scanner provided with vibration isolation and abrasion-proof supporting feet, which rotates through air injection, and solves the problem that the existing jacking and rotating device can only be selected through a motor.
The technical problem is solved by the following technical scheme: a jacking and rotating device of an optical fiber disk code scanner with vibration isolation and abrasion-proof supporting legs comprises a rack and a jacking and rotating mechanism arranged on the rack, and is characterized in that the rack is provided with a plurality of supporting legs, each supporting leg comprises a caster and a caster connecting structure, each caster connecting structure comprises a caster connecting seat, a central column is arranged on each caster connecting seat, a connecting sleeve is sleeved on each central column and connected with the rack, a plurality of groups of bearing groups which are distributed along the circumferential direction of the connecting sleeve and supported on the circumferential surface of each central column and roll along the vertical direction are connected on each connecting sleeve, a crosspiece positioned above each central column is sleeved on each connecting sleeve, a spring mounting hole is formed in the upper end surface of each central column, a vibration damping spring which stretches along the vertical direction is arranged in each spring mounting hole, and the upper end of each vibration damping spring is, the caster is connected below the caster connecting seat. In the technical scheme, the caster wheels and the frame are connected to two objects which can move equally and are supported by the springs, so that vibration can be reduced. The connecting sleeve is connected with the central column through a bearing, so that abrasion between the connecting sleeve and the central column caused by lifting caused by vibration can be effectively reduced.
Preferably, the central column is a cylinder, a rotation stopping plane extending in the up-down direction is arranged on the surface of the central column, and the bearing support is arranged on the rotation stopping plane. The bearing can also drive and prevent the rotation between the central column and the connecting sleeve.
Preferably, the connecting sleeve is composed of a plurality of sections which are convenient to move up and down, the bearing is provided with a mounting shaft, and the mounting shaft is clamped between every two adjacent sections. The convenience when the bearing is assembled and disassembled is good.
Preferably, a positioning rod penetrates through the slow vibration spring, a pressing plate placed on the upper end of the slow vibration spring is arranged on the positioning rod, a crosspiece located in a central column mode is arranged on the connecting sleeve, and a pre-tightening bolt of the slow vibration spring abutted against the pressing plate is connected to the crosspiece in a threaded mode. The damping spring can be pretensioned to adjust the stiffness.
As preferred, the supporting legs still includes two connecting plates, be equipped with the connection bulge loop that extends along adapter sleeve circumference on the adapter sleeve, be equipped with the threaded connection hole that extends along upper and lower direction on the shown connection bulge loop, the radial both ends of shown connection bulge loop respectively are equipped with a straight section, straight section lower extreme edge is equipped with the spacing breach that extends along the horizontal direction, the upper end of connecting plate is equipped with spacing draw-in groove, lower extreme and is equipped with down spacing draw-in groove, and the connecting plate upper end is established at the tip of crosspiece and last spacing draw-in groove cover through last connecting bolt connection and is established the tip of crosspiece, the lower extreme of connecting plate is connected through connecting bolt down the last just lower lateral wall of spacing draw-in groove of straight section is worn to establish in the spacing breach, spacing. The connection reliability between the parts of the supporting leg is good.
Preferably, the caster comprises a wheel frame and a disc-shaped plastic roller, the wheel frame comprises a transverse connecting rod and two vertical connecting rods, the upper ends of the two vertical connecting rods are connected with the transverse connecting rod, the transverse connecting rod is connected with the bottom plate, and the disc-shaped plastic roller is located between the two vertical and transverse connecting rods and is connected with the two vertical connecting rods through a wheel shaft. The structure is simple and practical.
Preferably, the jacking rotating mechanism comprises a lifting cylinder, a cylinder body of the lifting cylinder is fixed on the rack, a middle bearing plate is arranged at the top end of a piston rod of the lifting cylinder, a support frame is arranged on the middle bearing plate, a hollow fixed cylinder is arranged on the support frame, a through rotating shaft is rotatably arranged in the fixed cylinder, and a fixed disc is arranged at the top end of the rotating shaft; the top end of the fixed disc is provided with a turntable; the pneumatic device comprises a telescopic spring, a first air cylinder and a first piston, the bottom end of the telescopic spring is fixed on the rotary table, the top end of the telescopic spring is fixedly connected with the first piston, the first piston extends into the first air cylinder, a cavity at the top of the first air cylinder is externally connected with a first air pipe, the tail end of the first air pipe is provided with an air injection base, and an air injection head arranged on the air injection base is connected with the first air pipe; the top end of the pneumatic device is provided with a bearing disc for bearing an optical fiber disc; an air valve capable of bearing preset pressure is arranged in the air nozzle; the directions of the moments for driving the rotating disc to rotate, which are generated by the air injection of all the air injection heads, are the same; the rotary table is provided with a plurality of hinged seats and hinged rods, one end of each hinged rod is hinged with the hinged seat, and the other end of each hinged rod is hinged with the jet base.
According to the lifting device, the light disc presses the bearing disc, so that the bearing disc descends, gas in the pneumatic device is pushed to be compressed, the air pressure is improved, the air valve is pushed open, and the rotating disc is pushed to rotate through the gas ejection of the plurality of gas nozzles, so that the device does not need a rotating motor, does not need a complex matching structure of the rotating motor and the lifting cylinder, and is simple in structure and low in manufacturing cost; simultaneously when the relative disk of accepting of fixed disk moves in opposite directions, drive the hinge rod and promote jet-propelled base along the motion of slide bar for the horizontal distance increase between jet-propelled head and the ejector pin, and then promote the jet-propelled head and produce rotatory moment, strengthen rotatory moment greatly, make rotatory more convenient, more sensitive.
Optionally, a through hole penetrating through the upper surface and the lower surface is formed in the rotating shaft, an ejector rod is arranged in the through hole, a through hole located at the upper part of the through hole is formed in the rotating disc, and the top end of the ejector rod penetrates through the through hole and is ejected upwards.
Optionally, a balance disc is mounted at the top end of the ejector rod, and a plurality of sealed second sleeves and push rods are mounted on the balance disc; the bottom end of the push rod extends into the sleeve, and the push rod is fixed on the bearing disc; the bottom end of the push rod is provided with a second piston, an electric spark ignition assembly is arranged on the second piston, and the push rod is used for extruding the electric spark ignition assembly to generate electric sparks.
Optionally, the bearing disc is provided with a through hole, and the top end of the push rod is pushed into the through hole; the push rod is hollow and provided with an air suction cavity, the top end of the air suction cavity is communicated with the outside of the top end of the bearing disc, and the side wall of the bottom end of the push rod is provided with a through hole communicated with the air suction cavity; a charging hopper is arranged on the push rod on the upper side of the through hole; the charging hopper is filled with a mixture of carbon powder, magnesium powder and ethanol, and a metal filter screen is arranged in the second sleeve; a wet calcium hydroxide block is arranged between the metal filter screen and the inner side wall of the second sleeve; and a silica gel pad is arranged on the outer side edge of the bearing disc. The invention adopts the electric spark to ignite the inflammable mixture, the gas generated by combustion is adsorbed by the moist calcium hydroxide block, and the gas pressure of the gas at the upper part of the second piston is further reduced by matching with the second piston which moves downwards, so that the air between the silica gel sucker and the optical fiber disc is quickly extracted, and the optical fiber disc is firmly adsorbed on the bearing disc.
Optionally, an extension spring is mounted at the bottom of the second piston, one end of the extension spring is fixedly connected to the bottom end of the second piston, the other end of the extension spring is connected to the bottom of the second sleeve, and the extension spring is used for providing a pulling force for pulling the second piston downwards; the bottom cavity of the second sleeve is connected with the upper cavity of the first sleeve through a hose. The invention uses the extension spring, and the downward movement of the second piston greatly improves the air pressure in the cavity at the lower part of the second sleeve, further enhances the air pressure of the first piston, and ensures that the blowout of the gas ejector pipe of the gas ejector base is more durable.
Optionally, the top cavity of the first piston is communicated with the lower part of the second piston and the bottom cavity of the second sleeve through a second air pipe.
Compared with the prior art, the technical scheme has the following advantages:
the supporting legs are of roller structures, so that labor is saved during movement; the abrasion generated when the lifting is generated due to vibration is small; the supporting legs can play a role in vibration isolation; adopt a elevating gear, push down when the light dish and accept the dish for accept the dish decline, promote the inside gas compression of pneumatic means, improve atmospheric pressure, and then push away the pneumatic valve, through the gaseous blowout of a plurality of jet heads, and then promote the carousel and rotate, this equipment does not need the rotating electrical machines, does not need the cooperation structure of complicated rotating electrical machines and lift cylinder, its simple structure, and manufacturing cost is lower.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1A;
fig. 3 is a schematic view of the structure of the tray.
Fig. 4 is a perspective view of the supporting caster.
Fig. 5 is an enlarged cross-sectional view of the support foot.
In the figure: 1. a lifting cylinder; 2. a frame; 3. a piston rod of the lifting cylinder; 4. a middle bearing plate; 5. a support frame; 6. a fixed cylinder; 7. a rotating shaft; 8. fixing the disc; 9. a turntable; 10. a pneumatic device; 11. a tension spring; 12. a first gas cylinder; 13. a first piston; 14. a first air pipe; 15. an air injection base; 16. a gas showerhead; 17. a bearing plate; 18. a slide hole; 19. hinging seat; 20. a hinge rod; 21. a through hole; 22. a top rod; 23. perforating; 24. a balance disc; 25. a second sleeve; 26. a push rod; 27. a second piston; 28. an electric spark ignition assembly; 29. perforating; 30. an air pumping cavity; 31. a charging hopper; 32. A metal screen; 33. a silica gel pad; 34. an extension spring; 35. a slide bar; 36. a via hole; supporting legs 90, casters 91, wheel frames 911, transverse connecting rods 111, vertical connecting rods 112, disc-shaped plastic idler wheels 912, wheel shafts 121, caster connecting seats 923, connecting screws 924, a central column 94, a rotation-stopping plane 41, spring mounting holes 42, a vibration damping spring 43, a positioning rod 44, a vibration damping spring pre-tightening bolt 46, a connecting sleeve 95, a bearing 51, an upper segment 5-1, a middle segment 5-2, a lower segment 5-3, a locking bolt 53, a connecting plate 54, an upper limiting clamping groove 541, a lower limiting clamping groove 542, a connecting convex ring 55, a threaded connecting hole 551, a straight segment 552, a limiting notch 553, a lower connecting bolt 554, an upper connecting bolt 555 and a crosspiece 56.
Detailed Description
The technical solution of the present invention is described in detail and fully with reference to the accompanying drawings.
Referring to fig. 1, a jacking rotary device of an optical fiber disc code scanner with vibration isolation and abrasion-proof supporting feet comprises a frame 2 and a jacking rotary mechanism. The lower end of the frame 2 is provided with a plurality of supporting feet 90.
Referring to fig. 4 and 5, the support foot includes a caster 91 and a caster connecting structure.
The caster 91 includes a wheel frame 911 and a disc-shaped plastic wheel 912. The wheel frame 911 includes a horizontal connecting rod 111 and two vertical connecting rods 112 whose upper ends are connected together with the horizontal connecting rod. A disc-shaped plastic roller 912 is located between and connected to the two vertical and transverse connecting rods via the axle 121.
The caster wheel connecting structure includes a caster wheel connecting base 923. The transverse connecting rod 111 of the rubber wheel is connected below the caster connecting seat through a connecting screw 924. The caster wheel connecting seat is provided with a central column 94. The central column is sleeved with a connecting sleeve 95. The connecting sleeve is connected with the frame. The connecting sleeve is connected with 4 groups of bearing groups which are uniformly distributed along the circumferential direction of the connecting sleeve and supported on the circumferential surface of the central column to roll along the up-down direction. Each set of bearings has two bearings 51 distributed in the up-down direction. The connecting sleeve is formed by 3 segments 52 distributed in the up-down direction. The three segments are an upper segment 5-1, a middle segment 5-2 and a lower segment 5-3 respectively. The bearing is provided with an installation shaft. The mounting shaft is clamped between two adjacent sections to realize the mounting of the bearing. The three segments are locked together by locking bolts 53. The connecting sleeve is further provided with two connecting plates 54 which are evenly distributed along the circumferential direction of the connecting sleeve. The middle subsection is provided with a connecting convex ring 55 extending along the circumferential direction of the connecting sleeve. The connection convex ring is provided with a threaded connection hole 551 extending in the up-down direction. When in use, the object supported by the invention is connected with the invention by connecting the bolt in the threaded connecting hole. The two ends of the connecting convex ring in the radial direction are respectively provided with a straight section 552. The lower edge of the straight section is provided with a limit notch 553 extending along the horizontal direction. The upper end of the connecting plate is provided with an upper limiting clamping groove 541, and the lower end is provided with a lower limiting clamping groove 542. The upper end of the connecting plate is connected to the end part of the crosspiece 56 through an upper connecting bolt 555, and the upper limiting clamping groove is sleeved on the end part of the crosspiece. The lower end of the connecting plate is connected to the straight section through a lower connecting bolt 554, and the lower side wall of the lower limiting clamping groove penetrates through the limiting notch. The lower limiting clamping groove is sleeved on the straight section. The crosspiece is located the center post top.
The central post 94 is cylindrical. The surface of the central column is provided with 4 rotation stopping planes 41 extending along the up-down direction. The rotation stopping planes are uniformly distributed along the circumferential direction of the central column. The bearings on the four groups of bearing sets are supported on the 4 rotation stopping planes in a one-to-one correspondence mode. The upper end face of the central column is provided with a spring mounting hole 42. A vibration damping spring 43 which extends and contracts in the vertical direction is provided in the spring mounting hole. A positioning rod 44 is inserted into the damping spring. The positioning rod is provided with a pressure plate 45 which is placed on the upper end of the slow vibration spring. The crosspiece is threadedly connected with a pre-tightening bolt 46 of a cushioning spring which abuts against the pressure plate. The upper end of the damping spring is supported directly or indirectly (in this embodiment, directly) on the crosspiece.
Referring to fig. 1, 2 and 3, the jacking rotation mechanism includes a lifting cylinder 1. The cylinder body of the lifting cylinder is fixed on a rack, a middle bearing plate 4 is arranged at the top end of a piston rod 3 of the lifting cylinder, a support frame 5 is arranged on the middle bearing plate, a hollow fixed cylinder 6 is arranged on the support frame, a through rotating shaft 7 is rotatably arranged in the fixed cylinder, and a fixed disc 8 is arranged at the top end of the rotating shaft; the top end of the fixed disc is provided with a turntable 9; the turntable is provided with a plurality of pneumatic devices 10, each pneumatic device comprises an expansion spring 11, a first air cylinder 12 and a first piston 13, the bottom end of each expansion spring is fixed on the turntable, the top end of each expansion spring is fixedly connected with the first piston, the first piston extends into the first air cylinder, a cavity at the top of the first air cylinder is externally connected with a first air pipe 14, the tail end of the first air pipe is provided with an air injection base 15, and the air injection base is provided with an air injection head 16 connected with the first air pipe; the top end of the pneumatic device is provided with a bearing disc 17 for bearing the optical fiber disc; an air valve capable of bearing preset pressure is arranged in the air nozzle; the air nozzles are distributed along the circumferential direction of the turntable, and the direction of the torque generated by air injection of all the air nozzles and used for driving the turntable to rotate is the same. The edge of the outer side of the bearing disc is provided with a plurality of sliding rods 35, the air injection base is internally provided with a sliding hole 18, the sliding rods are sleeved in the sliding hole, the turntable is provided with a plurality of hinged seats 19 and hinged rods 20, one end of each hinged rod is hinged with the hinged seat, and the other end of each hinged rod is hinged with the air injection base.
The rotating shaft is internally provided with a through hole 21 penetrating through the upper surface and the lower surface, an ejector rod 22 is arranged in the through hole, the turntable is provided with a through hole 23 positioned at the upper part of the through hole, and the top end of the ejector rod penetrates through the through hole and is ejected upwards.
The top end of the ejector rod is provided with a balance disc 24, and the balance disc is provided with a plurality of sealed second sleeves 25 and push rods 26; the bottom end of the push rod extends into the sleeve, and the push rod is fixed on the bearing disc; the bottom end of the push rod is provided with a second piston 27, the second piston is provided with an electric spark ignition assembly 28, and the push rod is used for extruding the electric spark ignition assembly to generate electric sparks.
The bearing disc is provided with a through hole 29, and the top end of the push rod is pushed into the through hole; the push rod is hollow and provided with an air suction cavity 30, the top end of the air suction cavity is communicated with the outside of the top end of the bearing disc, and the side wall of the bottom end of the push rod is provided with a through hole 36 communicated with the air suction cavity; a charging hopper 31 is arranged on the push rod on the upper side of the through hole; the charging hopper is filled with a mixture of carbon powder, magnesium powder and ethanol, and a metal filter screen 32 is arranged in the second sleeve; a wet calcium hydroxide block is arranged between the metal filter screen and the inner side wall of the second sleeve; the outer edge of the bearing disc is provided with a silica gel pad 33. And an extension spring 34 is arranged at the bottom of the second piston, one end of the extension spring is fixedly connected with the bottom end of the second piston, the other end of the extension spring is connected with the bottom of the second sleeve, and the extension spring is used for providing a pulling force for pulling the second piston downwards. The bottom cavity of the second sleeve is connected with the upper cavity of the first sleeve through a hose. The invention uses the extension spring, and the downward movement of the second piston greatly improves the air pressure in the cavity at the lower part of the second sleeve, further enhances the air pressure of the first piston, and ensures that the blowout of the gas ejector pipe of the gas ejector base is more durable. And the top cavity of the first piston is communicated with the lower part of the second piston and the bottom cavity of the second sleeve through a second air pipe.
When the optical fiber disc is implemented in an embodiment of the invention, the electric spark is adopted to ignite the inflammable mixture, the gas generated by combustion is adsorbed by the wet calcium hydroxide block, and the gas pressure of the gas at the upper part of the second piston is further reduced by matching with the second piston which moves downwards, so that the air between the silica gel sucker and the optical fiber disc is quickly extracted, and the optical fiber disc is firmly adsorbed on the bearing disc. The extension spring is matched with the downward movement of the second piston, so that the air pressure in the cavity at the lower part of the second sleeve is greatly improved, the air pressure of the first piston is further enhanced, and the blowout of the gas ejector pipe of the gas ejector base is more durable.
Claims (9)
1. A jacking and rotating device of an optical fiber disk code scanner with vibration isolation and abrasion-proof supporting legs comprises a rack and a jacking and rotating mechanism arranged on the rack, and is characterized in that the rack is provided with a plurality of supporting legs, each supporting leg comprises a caster and a caster connecting structure, each caster connecting structure comprises a caster connecting seat, a central column is arranged on each caster connecting seat, a connecting sleeve is sleeved on each central column and connected with the rack, a plurality of groups of bearing groups which are distributed along the circumferential direction of the connecting sleeve and supported on the circumferential surface of each central column and roll along the vertical direction are connected on each connecting sleeve, a crosspiece positioned above each central column is sleeved on each connecting sleeve, a spring mounting hole is formed in the upper end surface of each central column, a vibration damping spring which stretches along the vertical direction is arranged in each spring mounting hole, and the upper end of each vibration damping spring is, the lifting rotating mechanism comprises a lifting cylinder, a cylinder body of the lifting cylinder is fixed on the frame, a middle bearing plate is arranged at the top end of a piston rod of the lifting cylinder, a support frame is arranged on the middle bearing plate, a hollow fixed cylinder is arranged on the support frame, a through rotating shaft is rotatably arranged in the fixed cylinder, and a fixed disc is arranged at the top end of the rotating shaft; the top end of the fixed disc is provided with a turntable; the pneumatic device comprises a telescopic spring, a first air cylinder and a first piston, the bottom end of the telescopic spring is fixed on the rotary table, the top end of the telescopic spring is fixedly connected with the first piston, the first piston extends into the first air cylinder, a cavity at the top of the first air cylinder is externally connected with a first air pipe, the tail end of the first air pipe is provided with an air injection base, and an air injection head arranged on the air injection base is connected with the first air pipe; the top end of the pneumatic device is provided with a bearing disc for bearing an optical fiber disc; an air valve capable of bearing preset pressure is arranged in the air nozzle; the directions of the moments for driving the rotating disc to rotate, which are generated by the air injection of all the air injection heads, are the same; the rotary table is provided with a plurality of hinged seats and hinged rods, one end of each hinged rod is hinged with the hinged seat, and the other end of each hinged rod is hinged with the jet base.
2. The jacking and rotating device of an optical fiber disk scanner with vibration isolation and wear prevention supporting legs as claimed in claim 1, wherein the central column is a cylinder, a rotation stop plane extending in the up-down direction is provided on the surface of the central column, and the bearings in the bearing set are supported on the rotation stop plane.
3. The jacking and rotating device of the optical fiber disk code scanner with vibration isolation and wear prevention supporting feet of claim 1, it is characterized by also comprising two connecting plates, wherein the connecting sleeve is provided with a connecting convex ring extending along the circumferential direction of the connecting sleeve, the connecting convex ring is provided with a threaded connecting hole extending along the up-down direction, two straight sections are respectively arranged at two radial ends of the connecting convex ring, the lower end edge of the straight section is provided with a limiting notch extending along the horizontal direction, the upper end of the connecting plate is provided with an upper limiting clamping groove, the lower end of the connecting plate is provided with a lower limiting clamping groove, the upper end of the connecting plate is connected to the end part of the crosspiece through an upper connecting bolt, the upper limiting clamping groove is sleeved on the end part of the crosspiece, the lower extreme of connecting plate is connected through connecting bolt down on the straight section and the lower lateral wall of lower spacing draw-in groove wear to establish in the spacing breach, spacing draw-in groove cover is established down on the straight section.
4. The jacking rotary device of the optical fiber disk barcode scanner with vibration isolation and wear prevention supporting legs as claimed in claim 1, wherein the caster comprises a wheel frame and a disk-shaped plastic roller, the wheel frame comprises a horizontal connecting rod and two vertical connecting rods with upper ends connected with the horizontal connecting rod, the horizontal connecting rod is connected with the connecting seat, and the disk-shaped plastic roller is located between the two vertical connecting rods and connected with the two vertical connecting rods through a wheel shaft.
5. The jacking rotary device of the optical fiber disk barcode scanner with the vibration isolation and wear prevention supporting feet as claimed in claim 1, wherein the rotating shaft is internally provided with a through hole penetrating through the upper and lower surfaces, a top rod is arranged in the through hole, the rotating disk is provided with a through hole positioned at the upper part of the through hole, and the top end of the top rod penetrates through the through hole and is pushed upwards.
6. The jacking rotary device of the optical fiber disk code scanner with the vibration isolation and wear prevention supporting legs as claimed in claim 5, wherein a fixed disk is mounted at the top end of the ejector rod, and a plurality of sealed second sleeves and push rods are mounted on the fixed disk; the bottom end of the push rod extends into the sleeve, and the push rod is fixed on the bearing disc; the bottom end of the push rod is provided with a second piston, an electric spark ignition assembly is arranged on the second piston, and the push rod is used for extruding the electric spark ignition assembly to generate electric sparks.
7. The jacking rotary device of the optical fiber disk code scanner with the vibration isolation and wear prevention supporting legs as claimed in claim 6, wherein the bearing disk is provided with a through hole, and the top end of the push rod is pushed into the through hole; the push rod is hollow and provided with an air suction cavity, the top end of the air suction cavity is communicated with the outside of the top end of the bearing disc, and the side wall of the bottom end of the push rod is provided with a through hole communicated with the air suction cavity; a charging hopper is arranged on the push rod on the upper side of the through hole; a mixture of carbon powder and ethanol is filled in the charging hopper, and a metal filter screen is arranged in the second sleeve; a wet calcium hydroxide block is arranged between the metal filter screen and the inner side wall of the second sleeve; and a silica gel sucker is arranged on the outer side edge of the bearing plate.
8. The jacking rotary device of the optical fiber disk code scanner with vibration isolation and wear prevention supporting legs as claimed in claim 7, wherein the bottom of the second piston is provided with an extension spring, one end of the extension spring is fixedly connected with the bottom end of the second piston, the other end of the extension spring is connected with the bottom of the second sleeve, and the extension spring is used for providing a pulling force for pulling the second piston downwards; the bottom cavity of the second sleeve is connected with the upper cavity of the first sleeve through a hose.
9. The jacking rotary device of the optical fiber disk code scanner with vibration isolation and wear prevention supporting feet as claimed in claim 7 or 8, wherein the top cavity of the first piston is communicated with the lower part of the second piston and the bottom cavity of the second sleeve through a second air pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811303487.5A CN109488858B (en) | 2018-11-02 | 2018-11-02 | Jacking and rotating device of optical fiber disc code scanner with vibration isolation and abrasion-proof supporting feet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811303487.5A CN109488858B (en) | 2018-11-02 | 2018-11-02 | Jacking and rotating device of optical fiber disc code scanner with vibration isolation and abrasion-proof supporting feet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109488858A CN109488858A (en) | 2019-03-19 |
| CN109488858B true CN109488858B (en) | 2020-08-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811303487.5A Active CN109488858B (en) | 2018-11-02 | 2018-11-02 | Jacking and rotating device of optical fiber disc code scanner with vibration isolation and abrasion-proof supporting feet |
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| Country | Link |
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| CN (1) | CN109488858B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5350151A (en) * | 1991-12-09 | 1994-09-27 | Matsushita Electric Industrial Co., Ltd. | Load supporting apparatus |
| JP2001277807A (en) * | 2000-04-04 | 2001-10-10 | Kayaba Ind Co Ltd | Caster |
| CN206189058U (en) * | 2016-08-12 | 2017-05-24 | 浙江方成机电有限公司 | Shock -proof type's embroidery machine |
| CN206384733U (en) * | 2017-01-03 | 2017-08-08 | 河北兴隆起重设备有限公司 | For crane cabin shock-damping structure |
| CN206900094U (en) * | 2017-06-30 | 2018-01-19 | 深圳市安泽智能工程有限公司 | A kind of damping shock absorption universal caster wheel and mobile device |
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