CN111922978B - Auxiliary dismounting mechanism for latex centrifuge drum - Google Patents
Auxiliary dismounting mechanism for latex centrifuge drum Download PDFInfo
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- CN111922978B CN111922978B CN202010944108.1A CN202010944108A CN111922978B CN 111922978 B CN111922978 B CN 111922978B CN 202010944108 A CN202010944108 A CN 202010944108A CN 111922978 B CN111922978 B CN 111922978B
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- rod
- latex
- drum
- support
- disc
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- 239000004816 latex Substances 0.000 title claims abstract description 36
- 229920000126 latex Polymers 0.000 title claims abstract description 36
- 230000007246 mechanism Effects 0.000 title claims abstract description 28
- 238000004140 cleaning Methods 0.000 claims abstract description 18
- 238000003825 pressing Methods 0.000 claims description 47
- 238000005056 compaction Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 abstract description 14
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 9
- 244000043261 Hevea brasiliensis Species 0.000 abstract description 4
- 230000006378 damage Effects 0.000 abstract description 4
- 229920003052 natural elastomer Polymers 0.000 abstract description 4
- 229920001194 natural rubber Polymers 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 description 7
- 238000010168 coupling process Methods 0.000 description 7
- 238000005859 coupling reaction Methods 0.000 description 7
- 229920001971 elastomer Polymers 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229920001195 polyisoprene Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Centrifugal Separators (AREA)
Abstract
The invention discloses an auxiliary dismounting mechanism for a latex centrifuge drum, which comprises a base, wherein a cleaning frame for fixing the drum is arranged on the base, a rotary platform is arranged on one side of the cleaning frame, and a lifting device is arranged on the rotary platform; the upper frame is connected to the rotary platform through a lifting rod; the lifting rod is provided with a main frame, and the main frame comprises a supporting main board, a clamping device, a butterfly piece compactor and a rotating assembly; by adopting the technical scheme, the disassembly and assembly efficiency of the large nut is effectively improved; meanwhile, the problem of difficult disassembly and assembly of the large nut in disassembly and assembly of the centrifuge drum with the largest labor force in the processing of the concentrated natural latex in the natural rubber primary processing industry is effectively solved, and the labor cost is effectively reduced; in addition, the large nut dismounting program in the dismounting of the centrifuge drum is effectively simplified, the time of manually contacting the centrifuge drum is reduced, the damage to human body in the dismounting process is reduced, and the dismounting safety of the centrifuge drum is improved.
Description
Technical Field
The invention relates to the technical field of latex centrifuge disassembly tools, in particular to an auxiliary disassembly and assembly mechanism for a latex centrifuge drum.
Background
Function of latex separator (centrifuge): the high-speed rotation of the drum (7000 r/min) generates centrifugal force, and the raw material latex (the average dry rubber content is about 30%) is separated by utilizing the characteristic that the density of rubber hydrocarbon (polyisoprene) in the natural rubber is less than that of water, so that concentrated latex with higher rubber hydrocarbon content (the dry rubber content is about 60%) and skim latex with lower rubber hydrocarbon content (the dry rubber content is about 4%) are formed.
The capacity of the latex separator (centrifugal machine) is relatively small, and the single machine processing capacity is less than or equal to 700kg/h at present, so that the latex separators configured by larger concentrated latex processing enterprises are more; because the natural latex separator (centrifuge) has a plurality of cleaning times in the production process, the natural latex separator generally needs to be cleaned after being used for 2-3 hours, the longest continuous service time is not more than 4 hours, and each shift (counted by 8 hours) needs to be cleaned for 2-3 times; as high-speed operation equipment with relatively precise precision and higher safety performance requirements, the disassembly and assembly process of the natural latex separator (centrifugal machine) is complex; besides the crane, the whole manual operation of disassembly and assembly is low in mechanized procedure, so that the labor cost and the time cost are greatly increased, and the disassembly and assembly efficiency of a natural latex separator (centrifugal machine) is reduced; and the natural latex separator (centrifuge) is mostly used in tropical and subtropical zones, the working environment is high temperature and high humidity, and the natural latex separator contains the pungent corrosive gas, namely ammonia, and the working environment of equipment and production workers is poor, so that human body injury is easily caused in the process of manual operation and disassembly.
Disclosure of Invention
The invention aims at overcoming the defects in the prior art, and provides an auxiliary disassembly and assembly mechanism for a latex centrifuge drum, which aims to solve the problems of disassembly and assembly of a natural latex separator (centrifuge).
The invention provides an auxiliary disassembly and assembly mechanism for a latex centrifuge drum, which comprises a base, wherein a cleaning frame for fixing the drum is arranged on the base, a rotary platform is arranged on one side of the cleaning frame, and a lifting device is arranged on the rotary platform; the upper frame is connected to the rotary platform through a lifting rod; the lifting rod is provided with a main frame, the main frame comprises a supporting main board, a clamping device, a butterfly sheet pressing device and a rotating assembly, the supporting main board is connected to the lifting rod, the clamping device is slidably arranged on the supporting main board, the rotating assembly is arranged on the supporting main board, and the butterfly sheet pressing device is telescopically arranged on the clamping device; the lifting device is connected with the supporting main board.
Further, the butterfly plate compactor comprises a compactor disc, a compaction electric push rod and a coupling ring sleeve, wherein the compactor disc is positioned above the support main board, the clamping device is arranged on the compactor disc, an output shaft of the compaction electric push rod is connected to the compactor disc, and the coupling ring sleeve is connected to the lower end of the compaction electric push rod.
Further, the clamping device comprises a steering electric push rod, a pressing arm and a steering shifting fork disc, one end of the steering electric push rod is connected to the pressing device disc, the pressing arm is rotatably connected to the pressing device disc and the supporting main board, the steering shifting fork disc is rotatably connected to an output shaft of the pressing electric push rod, the steering shifting fork disc is connected with one end of the pressing arm through a pull rod, and the other end of the pressing arm is provided with a pressing arm clamping finger for clamping a groove on the rotary drum.
Further, the rotating assembly comprises a motor, a first slewing bearing, a rotary drum and a large nut bayonet lock, wherein the motor and the first slewing bearing are arranged on the supporting main board, the output end of the motor is in meshed transmission with an outer ring gear of the first slewing bearing through a gear, and the rotary drum is fixedly connected to the lower bottom surface of the outer ring gear of the first slewing bearing; the large nut bayonet locks are uniformly distributed on the rotary drum.
Further, a bar-shaped hole is formed in the steering shifting fork plate, a limiting protrusion is arranged at one end of the pull rod, the limiting protrusion is located in the bar-shaped hole, and the other end of the pull rod is connected with the end portion of the pressing arm.
Further, the rotary platform comprises a base, a support, a driving motor and a second slewing bearing, wherein the base is arranged on the base, the second slewing bearing is rotatably connected to the upper end of the base, the support is connected to an inner ring of the second slewing bearing, the driving motor is arranged on the support, and the output end of the driving motor is in meshed transmission with an outer ring gear of the second slewing bearing through a gear.
Further, the lifting device comprises a stepping motor, a driving gear, a driven gear, a threaded sleeve and a screw rod, wherein the stepping motor is arranged on the support, the screw rod is rotatably arranged on the support, the driving gear is connected to the output end of the stepping motor, the driven gear is connected to the screw rod, and the driving gear and the driven gear are in meshed transmission; the screw sleeve is arranged on the support main board, and is in threaded connection with the screw rod, so that the screw rod drives the support main board to conduct lifting movement through rotation.
Further, the lifting rod comprises a sliding rod and a sliding sleeve, the sliding rod is connected between the upper frame and the support, the sliding sleeve is sleeved on the sliding rod in a sliding mode, and the support main board is connected to the sliding sleeve.
Further, the device also comprises a positioning rod which is fixedly connected between the upper frame and the support.
Further, the cleaning frame comprises a support, and a limiting seat for placing and fixing the rotary drum is arranged on the support.
Compared with the prior art, the method has the following beneficial effects:
1. The manual direction is replaced by a mechanical mode to compress the butterfly sheet of the latex separator (centrifugal machine) and disassemble and assemble the large nut, so that the disassembly and assembly efficiency of the large nut is effectively improved;
2. the problem of difficult disassembly and assembly of the large nut in the disassembly and assembly of the centrifuge drum with the largest labor force in the processing of the concentrated natural latex in the natural rubber primary processing industry is effectively solved, and the labor cost is effectively reduced;
3. The large nut dismounting procedure in the dismounting of the centrifuge drum is simplified, the time of manually contacting the centrifuge drum is reduced, the damage to human body in the dismounting process is reduced, and the dismounting safety of the centrifuge drum is improved;
4. the automatic strength is high, the time cost of the disassembly and assembly of the centrifuge drum is effectively reduced, and the emulsion production efficiency is improved.
5. The butterfly sheet pressing and large spanner screwing and unscrewing operation procedures are integrated on the main frame, so that the precision of the butterfly sheet pressing and large spanner screwing and unscrewing is improved, the problem of drum abrasion is solved, and the operation problem of high labor intensity in the disassembly and assembly of the large nut of the centrifugal machine is effectively solved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only preferred embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a latex centrifuge bowl auxiliary disassembly and assembly mechanism according to the present invention;
FIG. 2 is a side view of a main frame of an auxiliary disassembly and assembly mechanism for a bowl of a latex centrifuge according to the present invention;
FIG. 3 is a front view of a main frame of a latex centrifuge bowl auxiliary disassembly and assembly mechanism according to the present invention;
FIG. 4 is a top plan view of a main frame of an auxiliary assembly and disassembly mechanism for a bowl of a latex centrifuge according to the present invention;
FIG. 5 is a top plan view of a main frame of an auxiliary assembly and disassembly mechanism for a bowl of a latex centrifuge according to the present invention;
FIG. 6 is a side view of a base plate of a latex centrifuge bowl auxiliary disassembly and assembly mechanism of the present invention;
FIG. 7 is a top view of a substrate of an auxiliary assembly and disassembly mechanism for a bowl of a latex centrifuge according to the present invention;
FIG. 8 is a front view of an upper frame of a latex centrifuge bowl auxiliary disassembly and assembly mechanism of the present invention;
FIG. 9 is a top view of an upper frame of a latex centrifuge bowl auxiliary disassembly and assembly mechanism of the present invention;
FIG. 10 is a schematic view of a lifting device of a latex centrifuge bowl auxiliary disassembly and assembly mechanism according to the present invention;
FIG. 11 is an enlarged partial schematic view of a latex centrifuge bowl auxiliary disassembly and assembly mechanism according to the present invention;
FIG. 12 is an enlarged schematic view of a portion B of an auxiliary assembly and disassembly mechanism for a bowl of a latex centrifuge according to the present invention.
In the figure, 1-base; 2-cleaning a rack; 3-rotating a platform; 4-lifting device; 5-putting on a frame; 6-main frame; 7-lifting rods; 8-supporting a main board; 9-a rotary drum; 10-big nuts; 11-a coupling ring; 12-gear; 20-limiting seats; 21-a compactor disc; 22-pressing the electric push rod; 23-a coupling ring sleeve; 24-output shaft; 31-a base; 32-supporting seats; 33-a drive motor; 34-a second slewing bearing; 41-a stepper motor; 42-a drive gear; 43-driven gear; 44-a screw sleeve; 45-screw; 51-steering electric putter; 52-a hold-down arm; 53-steering fork disc: 54-pull rod; 61-motor: 62-first slewing bearing: 63-drum: 64-large nut bayonet; 71-slide bar; 72-sliding sleeve; 73-positioning rod; 81-connecting plates; 521-clamping arm clamping fingers; 531-bar holes; 541-limit protrusions.
Detailed Description
For a better understanding of the present invention, its construction, and the functional features and advantages attained by the same, reference should be made to the accompanying drawings in which:
example 1:
As shown in fig. 1 to 12, the invention provides an auxiliary dismounting mechanism for a latex centrifuge drum 9, which comprises a base 1, wherein a cleaning frame 2 for fixing the drum 9 is arranged on the base 1, a rotary platform 3 is arranged on one side of the cleaning frame 2, and a lifting device 4 is arranged on the rotary platform 3; the device also comprises an upper frame 5, wherein the upper frame 5 is connected to the rotary platform 3 through a lifting rod 7; the lifting rod 7 is provided with a main frame 6, the main frame 6 comprises a supporting main board 8, a clamping device, a butterfly plate compactor and a rotating assembly, the supporting main board 8 is connected to the lifting rod 7 through a connecting plate 81, and the supporting main board 8 is of a circular plate structure with a circular hole in the middle; the clamping device can be slidably arranged on the supporting main board 8, the rotating assembly can be rotatably arranged on the supporting main board 8, and the butterfly sheet compactor can be telescopically arranged on the clamping device; the clamping device is used for adjusting the vertical distance between the butterfly sheet compactor and the clamping device and the rotary drum 9 by sliding on the supporting main plate 8; and the clamping device can rotate on the supporting main plate 8 to be clamped and released with the rotary drum 9. The manual direction is replaced by a mechanical mode to compress the butterfly sheet of the latex separator (centrifugal machine) and disassemble and assemble the large nut 10, so that the disassembly and assembly efficiency of the large nut 10 is effectively improved; the lifting device 4 is connected with a connecting plate 81 on one side of the supporting main board 8 so as to push the main frame 6 to perform lifting movement through the lifting device 4; by adopting the technical scheme, the problem that the large nut 10 is difficult to disassemble and assemble in the process of disassembling and assembling the centrifuge drum 9 with the largest labor force in the process of processing the concentrated natural latex in the natural rubber primary processing industry is effectively solved, and the labor cost is effectively reduced.
Lifting of the main frame 6: the device is positioned at the lowest end in a non-working state; the ascending and descending of the mechanism are performed by the lifting device 4 and the lifting rod 7; at the beginning of the operation, the main frame 6 is lifted to a set height, automatically controlled or semi-mechanically controlled to rotate 90 degrees, aligned with the center line of the drum 9 fixed on the cleaning frame 2, and then automatically controlled or manually controlled to go up and down. Rotation of the main frame 6: in a non-operation state, the cleaning device is positioned in a position parallel to a side turning shaft of the rotary drum 9 on the cleaning frame 2 (the rotation angle is 0 °); the main frame 6 rotates through the rotary platform 3, the rotation angle is 90 degrees when in work, and main command appliances such as a travel switch and the like are used for limiting; after the main frame 6 is lifted to a set height, the rotation angle is automatically controlled or manually controlled to 90 degrees; the automatic strength is high, the time cost for disassembling and assembling the centrifuge drum 9 is effectively reduced, and the latex production efficiency is improved.
Specifically, the butterfly plate compactor comprises a compactor disc 21, a compaction electric push rod 22 and a coupling ring sleeve 23, wherein the compactor disc 21 is positioned above the support main plate 8, the clamping device is arranged on the compactor disc 21, an output shaft 24 of the compaction electric push rod 22 is connected to the compactor disc 21, and the coupling ring sleeve 23 is connected to the lower end of the compaction electric push rod 22; the pressing electric push rod 22 moves by being connected to an external power source to drive the output shaft 24, and since the output shaft 24 is connected to the presser disc 21, the pressing electric push rod 22 moves relative to the presser disc 21, thereby causing the coupling ring sleeve 23 connected to the end of the pressing electric push rod 22 to move up and down.
Specifically, the clamping device comprises a steering electric push rod 51, a pressing arm 52 and a steering shifting fork disc 53, one end of the steering electric push rod 51 is connected to the pressing device disc 21, the pressing arm 52 is rotatably connected to the pressing device disc 21 and the supporting main plate 8, the steering shifting fork disc 53 is rotatably connected to the output shaft 24 of the pressing electric push rod 22, the steering shifting fork disc 53 is connected with one end of the pressing arm 52 through a pull rod 54, and the other end of the pressing arm 52 is provided with a pressing arm clamping finger 521 for clamping a groove on the rotary drum 9; the pressing electric push rod 22 of the butterfly sheet pressing device adopts a short-stroke, low-speed and high-thrust electric push rod; the pressing arm 52 is movably installed on the pressing disc 21 and parallel to the lifting shaft of the main frame 6, and is connected with the electric push rod through the steering fork disc 53, and rotates by an angle of 0-90 degrees according to instructions, so that the pressing arm clamping finger 521 is rotated into or away from the centrifuge drum 9. In the non-working state, the direction of the clamping finger 521 of the pressing arm is parallel to the circumferential tangential direction of the supporting main board 8. After the main frame 6 rises to a set height, the main frame is automatically or manually rotated for 90 degrees, the center line of the rotary drum 63 is aligned with the center line of the centrifugal drum 9, the rotary drum 63 descends, the connecting ring sleeve 23 which compresses the end part of the electric push rod 22 is sleeved on the connecting ring 11, the compressing arm clamping finger 521 is rotated below the centrifugal drum 9, and the output shaft 24 stretches to reach a set position and stops. After the drum 63 is unscrewed or the large nut 10 is screwed, the output shaft 24 is automatically controlled or manually controlled to retract to the original position, and the clamping arm clamping finger 521 is reset.
Specifically, the rotating assembly comprises a motor 61, a first slewing bearing 62, a rotary drum 63 and a large nut bayonet lock 64, wherein the motor 61 and the first slewing bearing 62 are arranged on a support main plate 8, the output end of the motor 61 is in meshed transmission with an outer ring gear 12 of the first slewing bearing 62 through a gear 12, and the rotary drum 63 is fixedly connected to the lower bottom surface of the outer ring gear 12 of the first slewing bearing 62; the rotary drum 63 adopts finish machining treatment, ensures concentricity of screwing or unscrewing the large nut 10, reduces rotation resistance and abrasion to the rotary drum 9 and the large nut 10; the large nut clamping pins 64 are uniformly distributed on the rotary drum 63 so as to be clamped into the grooves on the large nut 10 through the large nut clamping pins 64; further, the lifting device 4 pushes the supporting main board 8 to lift, and when the lower part of the pressing arm 52 exceeds the upper part of the rotary drum 9, the rotating platform 3 drives the supporting main board 8 to rotate by 90 degrees to align with the rotary drum 9; the lifting device 4 descends after the rotary drum 9 is aligned, the pressing arm 52 is pushed by the steering electric push rod 51 to rotate towards the shifting fork disc 53 after the lifting device descends to a set position, so that the pressing arm 52 rotates, the pressing arm clamping finger 521 is turned towards the rotary drum 9 to clamp the rotary drum 9, and the space of the butterfly sheet group is compressed by the electric push rod 22; further, the space of the centrifugal butterfly piece is compressed, and the centrifugal butterfly piece can also be compressed by pulling the centrifugal loudspeaker tube; the motor 61 drives the drum 63 to rotate, so that the large nut 10 on the drum 9 is unscrewed; the butterfly sheet compactor is loosened, the compaction arm clamping finger 521 is rotated in the opposite direction to enable the compaction arm clamping finger 521 to leave the rotary drum 9, the main board 8 is supported to ascend, then the rotary platform 3 is rotated in the opposite direction by an angle of 90 degrees, and the lifting device 4 descends and resets.
Further, the large nut 10 is unscrewed or screwed by using the first slewing bearing 62, and the space in the middle of the first slewing bearing 62 is utilized, so that the main frame 6 can be as close to the large nut 10 on the centrifuge drum 9 as possible, the length of a force arm of the rotary drum 63 acting on the large nut 10 is shortened, and the moment required for screwing or unscrewing is reduced. The rotary drum 63 is directly fixed on a slewing bearing with a larger diameter, so that the moment required by screwing or unscrewing is reduced, the power required by driving is reduced, the gravity of the mechanism is reduced, and the precision and the sensitivity of the mechanism are improved.
The operation procedures of the butterfly sheet pressing and the large wrench screwing and unscrewing are integrated on the main frame 6, so that the precision of the butterfly sheet pressing and the large wrench screwing and unscrewing is improved, the abrasion of the rotary drum 9 is reduced, and the operation problem of high labor intensity in the disassembly and assembly of the large nut 10 of the centrifugal machine is effectively solved.
Specifically, the cleaning rack 2 comprises a bracket, and a limit seat 20 for placing and fixing the rotary drum 9 is arranged on the bracket so as to place and fix the separator rotary drum 9 on the limit seat 20 in advance; meanwhile, the drum 9 with the large nut 10 removed can be used for cleaning the inside of the drum 9 through the cleaning frame 2.
Specifically, the driving device used in the technical scheme is electrically driven, and the driving device can also adopt a mode of fully or partially or using electricity, hydraulic pressure and air pressure in a mixed way; the main frame 6 of the technical proposal adopts a slewing bearing for rotation, and other bearings or bearings can be used; the technical scheme adopts a conventional master electric appliance to carry out limit control in cooperation with the motor 61, and can also adopt other positioning control modes such as a servo motor, a stepping motor 41 and the like.
Example 2:
as shown in fig. 5, in the embodiment 1, a bar-shaped hole 531 is formed on the steering fork plate 53, a limit protrusion 541 is formed at one end of the pull rod 54, the limit protrusion 541 is located in the bar-shaped hole 531, and the other end of the pull rod 54 is connected with the end of the pressing arm 52; the steering electric push rod 51 pushes the steering shifting fork disc 53 to rotate, so that the bar-shaped hole 531 on the steering shifting fork disc 53 drives the pull rod 54 to move, and the compression arm 52 is driven to rotate in the process of moving the pull rod 54, so that the steering of the clamping finger 521 of the compression arm is realized.
Example 3:
As shown in fig. 12, in the embodiment, the rotary platform 3 includes a base 31, a support 32, a driving motor 33 and a second slewing bearing 34, the base 31 is disposed on the base 1, the second slewing bearing 34 is rotatably connected to the upper end of the base 31, the support 32 is connected to the inner ring of the second slewing bearing 34, the driving motor 33 is disposed on the support 32, and the output end of the driving motor 33 is in meshed transmission with the outer ring gear 12 of the second slewing bearing 34 through a gear 12; further, the main frame 6 is rotated by using the slewing bearing, and adverse effects such as lateral inclination and precision reduction caused by large-displacement lifting are reduced.
Specifically, as shown in fig. 10, the lifting device 4 includes a stepper motor 41, a driving gear 42, a driven gear 43, a threaded sleeve 44 and a screw 45, wherein the stepper motor 41 is disposed on the support 32, the screw 45 is rotatably disposed on the support 32, the driving gear 42 is connected to an output end of the stepper motor 41, the driven gear 43 is connected to the screw 45, and the driving gear 42 and the driven gear 43 are in meshed transmission; the screw sleeve 44 is arranged on the support main plate 8, and the screw sleeve 44 is in threaded connection with the screw 45, so that the screw 45 drives the support main plate 8 to perform lifting movement through rotation; further, the lifting device 4 can also adopt a mode of driving the screw 45 to lift by rotating a nut.
By adopting the technical scheme, the disassembly and assembly process of the large nut 10 in the disassembly and assembly of the centrifuge drum 9 is effectively simplified, the time for manually contacting the centrifuge drum 9 is reduced, the damage to human bodies in the disassembly and assembly process is reduced, and the disassembly and assembly safety of the centrifuge drum 9 is improved; and the automatic strength is high, the time cost for disassembling and assembling the centrifuge drum 9 is effectively reduced, and the emulsion production efficiency is improved.
Example 4:
as shown in fig. 8 and 9, in combination with the technical solutions of embodiments 1 to 3, in this embodiment, the lifting rod 7 includes a sliding rod 71 and a sliding sleeve 72, the sliding rod 71 is connected between the upper frame 5 and the support 32, the sliding sleeve 72 is slidably sleeved on the sliding rod 71, and the supporting main board 8 is connected to the sliding sleeve 72; the support main plate 8 is connected with the sliding sleeve 72 through the connecting plate 81 so as to limit the support main plate 8 through the movement of the sliding sleeve 72 on the sliding rod 71; further, the threaded sleeve 44 screwed on the threaded rod 45 is pushed to perform lifting movement by the rotating mode of the threaded rod 45, and the connecting plate 81 connected on the threaded sleeve 44 pushes the supporting main plate 8 to perform lifting movement.
Specifically, the device also comprises a positioning rod 73, wherein the positioning rod 73 is fixedly connected between the upper frame 5 and the support 32; the connecting plate 81 is provided with a limiting groove at the positioning rod 73 to limit the connecting plate 81, so that stability of lifting and rotating the platform 3 by supporting the main board 8 to follow the lifting device 4 is effectively improved, and lifting precision and rotating precision of the main frame 6 are improved.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or equivalent embodiments with equivalent variations can be made, without departing from the scope of the disclosed technology. Therefore, any modification, equivalent variation and modification of the above embodiments according to the technology of the present invention fall within the protection scope of the present invention.
Claims (6)
1. The auxiliary disassembly and assembly mechanism for the latex centrifuge drum is characterized by comprising a base (1), wherein a cleaning frame (2) for fixing a drum (9) is arranged on the base (1), a rotary platform (3) is arranged on one side of the cleaning frame (2), and a lifting device (4) is arranged on the rotary platform (3); the device also comprises an upper frame (5), wherein the upper frame (5) is connected to the rotary platform (3) through a lifting rod (7); the lifting rod (7) is provided with a main frame (6), the main frame (6) comprises a supporting main plate (8), a clamping device, a butterfly sheet compactor and a rotating assembly, the supporting main plate (8) is connected to the lifting rod (7), the clamping device is slidably arranged on the supporting main plate (8), the rotating assembly is rotatably arranged on the supporting main plate (8), and the butterfly sheet compactor is telescopically arranged on the clamping device; the lifting device (4) is connected with the supporting main board (8);
The butterfly plate compactor comprises a compactor disc (21), a compaction electric push rod (22) and a connecting ring sleeve (23), wherein the compactor disc (21) is positioned above the support main board (8), the clamping device is arranged on the compactor disc (21), an output shaft (24) of the compaction electric push rod (22) is connected to the compactor disc (21), and the connecting ring sleeve (23) is connected to the lower end of the compaction electric push rod (22);
The clamping device comprises a steering electric push rod (51), a pressing arm (52) and a steering shifting fork disc (53), one end of the steering electric push rod (51) is connected to the pressing disc (21), the pressing arm (52) is rotatably connected to the pressing disc (21) and the supporting main board (8), the steering shifting fork disc (53) is rotatably connected to an output shaft (24) of the pressing electric push rod (22), the steering shifting fork disc (53) is connected with one end of the pressing arm (52) through a pull rod (54), and the other end of the pressing arm (52) is provided with a pressing arm clamping finger (521) for clamping a groove on the rotary drum (9);
The rotary assembly comprises a motor (61), a first slewing bearing (62), a rotary drum (63) and a large nut bayonet lock (64), wherein the motor (61) and the first slewing bearing (62) are arranged on the support main board (8), the output end of the motor (61) is in meshed transmission with an outer ring gear (12) of the first slewing bearing (62) through a gear (12), and the rotary drum (63) is fixedly connected to the lower bottom surface of the outer ring gear (12) of the first slewing bearing (62); the large nut bayonet locks (64) are uniformly distributed on the rotary drum (63);
the steering shifting fork is characterized in that a bar-shaped hole (531) is formed in the steering shifting fork disc (53), a limiting protrusion (541) is arranged at one end of the pull rod (54), the limiting protrusion (541) is located in the bar-shaped hole (531), and the other end of the pull rod (54) is connected with the end portion of the pressing arm (52).
2. The latex centrifuge drum auxiliary dismounting mechanism according to claim 1, wherein the rotary platform (3) comprises a base (31), a support (32), a driving motor (33) and a second slewing bearing (34), the base (31) is arranged on the base (1), the second slewing bearing (34) is rotatably connected to the upper end of the base (31), the support (32) is connected to the inner ring of the second slewing bearing (34), the driving motor (33) is arranged on the support (32), and the output end of the driving motor (33) is in meshed transmission with the outer ring gear (12) of the second slewing bearing (34) through a gear (12).
3. The auxiliary dismounting mechanism for the latex centrifuge drum according to claim 2, wherein the lifting device (4) comprises a stepping motor (41), a driving gear (42), a driven gear (43), a screw sleeve (44) and a screw rod (45), the stepping motor (41) is arranged on the support (32), the screw rod (45) is rotatably arranged on the support (32), the driving gear (42) is connected to the output end of the stepping motor (41), the driven gear (43) is connected to the screw rod (45), and the driving gear (42) and the driven gear (43) are in meshed transmission; the screw sleeve (44) is arranged on the support main board (8), and the screw sleeve (44) is in threaded connection with the screw rod (45), so that the screw rod (45) drives the support main board (8) to perform lifting movement through rotation.
4. The latex centrifuge bowl auxiliary disassembly and assembly mechanism according to claim 2, wherein the lifting rod (7) comprises a sliding rod (71) and a sliding sleeve (72), the sliding rod (71) is connected between the upper frame (5) and the support (32), the sliding sleeve (72) is slidably sleeved on the sliding rod (71), and the support main board (8) is connected to the sliding sleeve (72).
5. The latex centrifuge bowl auxiliary disassembly and assembly mechanism according to claim 4, further comprising a positioning rod (73), wherein the positioning rod (73) is fixedly connected between the upper frame (5) and the support (32).
6. The latex centrifuge bowl auxiliary disassembly and assembly mechanism according to claim 1, wherein the cleaning rack (2) comprises a bracket, and a limit seat (20) for placing and fixing the bowl (9) is arranged on the bracket.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010944108.1A CN111922978B (en) | 2020-09-10 | 2020-09-10 | Auxiliary dismounting mechanism for latex centrifuge drum |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010944108.1A CN111922978B (en) | 2020-09-10 | 2020-09-10 | Auxiliary dismounting mechanism for latex centrifuge drum |
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| CN111922978A CN111922978A (en) | 2020-11-13 |
| CN111922978B true CN111922978B (en) | 2024-07-23 |
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| CN202010944108.1A Active CN111922978B (en) | 2020-09-10 | 2020-09-10 | Auxiliary dismounting mechanism for latex centrifuge drum |
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| CN114700705B (en) * | 2022-03-31 | 2023-04-04 | 青岛科技大学 | Disc centrifuge dismouting belt cleaning device |
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| CN213081277U (en) * | 2020-09-10 | 2021-04-30 | 海南天然橡胶产业集团股份有限公司 | Auxiliary disassembling and assembling mechanism for rotary drum of latex centrifuge |
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| US6952865B2 (en) * | 2003-09-30 | 2005-10-11 | Fransted Jeff G | Apparatus for removing heavy duty brake drum bolts |
| CN201552540U (en) * | 2009-12-21 | 2010-08-18 | 王大海 | Centrifugal machine drum compactor |
| CN102152094B (en) * | 2011-01-25 | 2013-09-04 | 曾柏林 | Automobile brake drum disassembling and assembling machine |
| CN110294159B (en) * | 2019-06-27 | 2020-04-14 | 海南中橡科技有限公司 | Natural rubber bag film-covered packaging device and using method thereof |
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| CN213081277U (en) * | 2020-09-10 | 2021-04-30 | 海南天然橡胶产业集团股份有限公司 | Auxiliary disassembling and assembling mechanism for rotary drum of latex centrifuge |
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