CN111922978A - Auxiliary disassembling and assembling mechanism for rotary drum of latex centrifuge - Google Patents
Auxiliary disassembling and assembling mechanism for rotary drum of latex centrifuge Download PDFInfo
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- CN111922978A CN111922978A CN202010944108.1A CN202010944108A CN111922978A CN 111922978 A CN111922978 A CN 111922978A CN 202010944108 A CN202010944108 A CN 202010944108A CN 111922978 A CN111922978 A CN 111922978A
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- centrifuge
- latex
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- support
- rotary
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- 229920000126 latex Polymers 0.000 title claims abstract description 41
- 239000004816 latex Substances 0.000 title claims abstract description 40
- 230000007246 mechanism Effects 0.000 title claims abstract description 32
- 238000003825 pressing Methods 0.000 claims abstract description 48
- 238000004140 cleaning Methods 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000005406 washing Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 13
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 244000043261 Hevea brasiliensis Species 0.000 abstract description 4
- 229920003052 natural elastomer Polymers 0.000 abstract description 4
- 229920001194 natural rubber Polymers 0.000 abstract description 4
- 230000006378 damage Effects 0.000 abstract description 3
- 229920001971 elastomer Polymers 0.000 description 7
- 238000005056 compaction Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000004215 Carbon black (E152) Substances 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
- 238000005299 abrasion Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000002085 irritant Substances 0.000 description 1
- 231100000021 irritant Toxicity 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229920006173 natural rubber latex Polymers 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
Images
Classifications
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Centrifugal Separators (AREA)
Abstract
The invention discloses an auxiliary disassembling and assembling mechanism for a rotary drum of a latex centrifuge, which comprises a base, wherein a cleaning frame for fixing the rotary drum is arranged on the base, a rotating platform is arranged on one side of the cleaning frame, and a lifting device is arranged on the rotating platform; the upper frame is connected to the rotary platform through a lifting rod; the main frame is arranged on the lifting rod and comprises a supporting main board, a clamping device, a butterfly piece pressing device and a rotating assembly; by adopting the technical scheme, the dismounting efficiency of the large nut is effectively improved; meanwhile, the problem that a large nut is difficult to disassemble and assemble in the disassembly and assembly of a rotary drum of a centrifugal machine with the largest labor force in the natural rubber primary processing industry, namely concentrated natural latex processing is effectively solved, and the labor cost of labor force is effectively reduced; in addition, the large nut dismounting and mounting procedure in the dismounting and mounting of the centrifuge drum is effectively simplified, the time for manual contact with the centrifuge drum is reduced, the harm to a human body in the dismounting and mounting process is reduced, and the dismounting and mounting safety of the centrifuge drum is improved.
Description
Technical Field
The invention relates to the technical field of detaching tools of latex centrifuges, in particular to an auxiliary detaching mechanism for a rotary drum of a latex centrifuge.
Background
Function of latex separator (centrifuge): the rotary drum rotates at a high speed (7000r/min) to generate centrifugal force, and utilizes the characteristic that the density of rubber hydrocarbon (polyisoprene) in natural rubber is less than that of water to separate raw material latex (the dry rubber content is about 30 percent on average) to form concentrated latex with higher rubber hydrocarbon content (about 60 percent dry rubber content) and skim rubber with lower rubber hydrocarbon content (about 4 percent dry rubber content).
The capacity of a latex separator (a centrifugal machine) is relatively small, and the processing capacity of a single machine is less than or equal to 700kg/h at present, so that more latex separators are configured for larger concentrated latex processing enterprises; the natural latex separator (centrifuge) is used for cleaning for 2-3 hours generally due to the fact that the number of times of cleaning is large in the production process, the longest continuous use 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 high precision, relative precision and high safety performance requirement, the disassembly and assembly procedure of a natural latex separator (a centrifugal machine) is complex; except for the crane, the disassembly and assembly are all manually operated, the mechanization procedure is low, the labor cost and the time cost are greatly increased, and the disassembly and assembly efficiency of a natural latex separator (centrifuge) is reduced; and most of natural latex separators (centrifuges) are used in tropical and subtropical zones, the operating environment is high temperature and high humidity, irritant corrosive gas-ammonia gas is contained, the operating environment of equipment and production workers is poor, and the manual operation is adopted, so that the human body is easily injured in the assembling and disassembling process.
Disclosure of Invention
The invention aims to provide an auxiliary disassembling and assembling mechanism for a rotary drum of a latex centrifuge aiming at overcoming the defects in the prior art and solving the problems in disassembling and assembling the natural latex separator (centrifuge).
The invention provides an auxiliary disassembling and assembling mechanism for a rotary drum of a latex centrifuge, which comprises a base, wherein a cleaning frame for fixing the rotary drum is arranged on the base, a rotating platform is arranged on one side of the cleaning frame, and a lifting device is arranged on the rotating platform; the lifting device is characterized by also comprising an upper frame, wherein the upper frame is connected to the rotating platform through a lifting rod; the main frame is installed on the lifting rod and comprises a supporting main board, a clamping device, a butterfly piece compactor and a rotating assembly, the supporting main board is connected to the lifting rod, the clamping device can be slidably arranged on the supporting main board, the rotating assembly is arranged on the supporting main board, and the butterfly piece compactor is telescopically arranged on the clamping device; the lifting device is connected with the supporting main board.
Furthermore, the butterfly piece compactor comprises a compactor disc, a compaction electric push rod and a connecting ring sleeve, the compactor disc is located above the supporting 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 connecting 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 the 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 used for clamping a groove in the rotary drum.
Further, the rotating assembly comprises an electric motor, a first rotary support, a rotating drum and a large nut bayonet lock, the electric motor and the first rotary support are arranged on the supporting main plate, the output end of the electric motor is in meshing transmission with an outer ring gear of the first rotary support through a gear, and the rotating drum is fixedly connected to the lower bottom surface of the outer ring gear of the first rotary support; the large nut clamping pins are uniformly distributed on the rotary drum.
Furthermore, a strip-shaped hole is formed in the steering shifting fork disc, a limiting protrusion is arranged at one end of the pull rod and located in the strip-shaped hole, and the other end of the pull rod is connected with the end portion of the pressing arm.
Further, rotary platform includes base, support, driving motor and second slewing bearing, the base is located on the base, second slewing bearing rotatable coupling in the upper end of base, the support connect in second slewing bearing's inner circle, driving motor locates on the support, driving motor's output through the gear with second slewing bearing's outer lane gear carries out the meshing transmission.
Furthermore, 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 meshing transmission; the threaded sleeve is arranged on the supporting main board and is in threaded connection with the screw rod, so that the screw rod drives the supporting main board to perform lifting motion through rotation.
Furthermore, the lifter comprises a sliding rod and a sliding sleeve, the sliding rod is connected between the upper frame and the support, the sliding sleeve is slidably sleeved on the sliding rod, and the supporting main board is connected to the sliding sleeve.
Furthermore, the device also comprises a positioning rod which is fixedly connected between the upper frame and the support.
Further, the wash rack includes the support, be provided with the spacing seat that is used for placing and fixed rotary drum on the support.
Compared with the prior art, the method has the following beneficial effects:
1. the butterfly sheet of the latex separator (centrifuge) is compressed and the large nut is disassembled and assembled in a mechanical mode instead of a manual direction, so that the disassembling and assembling efficiency of the large nut is effectively improved;
2. the problem that a large nut is difficult to disassemble and assemble in the disassembly and assembly of the rotary drum of the centrifugal machine with the largest labor force in the natural rubber primary processing industry, namely the concentrated natural latex processing is effectively solved, and the labor cost of labor force is effectively reduced;
3. the large nut dismounting and mounting procedure in dismounting and mounting of the centrifuge drum is simplified, the time for manual contact with the centrifuge drum is reduced, the damage to a human body in the dismounting and mounting process is reduced, and the dismounting and mounting safety of the centrifuge drum is improved;
4. the automatic intensity is high, the time cost of the disassembly and assembly of the centrifuge drum is effectively reduced, and the production efficiency of the latex is improved.
5. The butterfly sheet compressing and large wrench loosening and screwing operation process is integrated on the main frame, the precision of the butterfly sheet compressing and large wrench loosening and screwing is improved, the abrasion problem of the rotary drum is reduced, and the operation problem of high labor intensity in the dismounting and mounting of the large nut of the centrifugal machine is effectively solved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic view of a rubber latex centrifuge drum auxiliary dismounting mechanism of the present invention;
FIG. 2 is a side view of the main frame of the auxiliary disassembly and assembly mechanism of the drum of the latex centrifuge of the present invention;
FIG. 3 is a main frame elevation view of a latex centrifuge drum auxiliary disassembly and assembly mechanism of the present invention;
FIG. 4 is a top view of the main frame of the auxiliary disassembly and assembly mechanism of the drum of the latex centrifuge of the present invention;
FIG. 5 is a top view of the main frame of the auxiliary disassembly and assembly mechanism of the drum of the latex centrifuge of the present invention;
FIG. 6 is a substrate side view of a latex centrifuge bowl assist disassembly and assembly mechanism of the present invention;
FIG. 7 is a top view of the base plate of the auxiliary mounting/dismounting mechanism for the drum of the latex centrifuge of the present invention;
FIG. 8 is an elevational view of the upper housing of the auxiliary mounting and dismounting mechanism for the drum of the latex centrifuge of the present invention;
FIG. 9 is a top view of an upper frame of the auxiliary dismounting mechanism for the rotary drum of the latex centrifuge of the present invention;
FIG. 10 is a schematic view of a lifting device of a drum auxiliary dismounting mechanism of a latex centrifuge of the present invention;
FIG. 11 is an enlarged partial schematic view of part A of the auxiliary mounting and dismounting mechanism of the rotary drum of the latex centrifuge of the present invention;
fig. 12 is a schematic enlarged partial view B of the auxiliary dismounting mechanism of the rotary drum of the latex centrifuge.
In the figure, 1-base; 2-a cleaning rack; 3-rotating the platform; 4-a lifting device; 5, putting on shelves; 6-main machine frame; 7-a lifting rod; 8-supporting the main board; 9-rotating the drum; 10-big nut; 11-a coupling ring; 12-a gear; 20-a limiting seat; 21-an impactor disk; 22-pressing the electric push rod; 23-connecting a ring sleeve; 24-an output shaft; 31-a base; 32-a support; 33-a drive motor; 34-a second slewing bearing; 41-a stepping motor; 42-a drive gear; 43-driven gear; 44-thread insert; 45-screw rod; 51-steering electric push rod; 52-a hold down arm; 53-steering fork disc: 54-a pull rod; 61-motor: 62-first slewing bearing: 63-rotating the cylinder: 64-big nut bayonet lock; 71-a slide bar; 72-a sliding sleeve; 73-positioning rods; 81-connecting plate; 521-pressing arm clamping fingers; 531-strip shaped holes; 541-limit bump.
Detailed Description
For a better understanding of the present invention, its structure, and the functional features and advantages attained by its structure, reference is made to the following detailed description of the preferred embodiments taken in conjunction with the accompanying drawings, in which:
example 1:
as shown in fig. 1 to 12, the invention provides an auxiliary dismounting mechanism for a rotary drum 9 of a latex centrifuge, which comprises a base 1, wherein a cleaning frame 2 for fixing the rotary 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 piece compressor 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 arranged on the supporting main board 8 in a sliding manner, the rotating assembly can be arranged on the supporting main board 8 in a rotating manner, and the disc compactor can be arranged on the clamping device in a telescopic manner; the vertical distance between the disc compactor and the clamping device and the rotary drum 9 is adjusted by the clamping device through sliding on the supporting main board 8; and the clamping device can rotate on the supporting main plate 8 to clamp and release with the rotary drum 9. The butterfly sheet of the latex separator (centrifuge) is compressed and the large nut 10 is disassembled and assembled by a mechanical mode instead of a manual direction, so that the disassembling and assembling efficiency of the large nut 10 is effectively improved; the lifting device 4 is connected with a connecting plate 81 at one side of the supporting main board 8 so as to push the main frame 6 to move up and down through the lifting device 4; by adopting the technical scheme, the problem that the large nut 10 in the disassembly and assembly of the centrifuge drum 9 with the largest labor force in the natural rubber primary processing industry, namely the concentrated natural rubber latex processing is difficult is effectively solved, and the labor cost of labor force is effectively reduced.
Lifting of the main frame 6: the device is positioned at the lowest end position in a non-operation state; the ascending and descending of the mechanism are carried out by the lifting device 4 and the lifting rod 7; when the operation is started, the main frame 6 is lifted to a set height, automatically controlled or semi-mechanically controlled to rotate 90 degrees and align with the central line of the rotary drum 9 fixed on the cleaning frame 2, and then automatically controlled or manually controlled to move upwards and downwards. Rotation of the main frame 6: under the non-operation state, the cleaning frame is positioned at a position parallel to the side turning shaft of the rotary drum 9 on the cleaning frame 2 (the rotation angle is 0 degree); the main frame 6 rotates through the rotating platform 3, the rotating angle is 90 degrees when the main frame works, and the main frame is limited by using a travel switch and other control electrical appliances; after the main frame 6 is lifted to a set height, the rotation angle is automatically controlled or manually controlled to be 90 degrees; the automatic intensity is high, the time cost of dismounting the centrifuge drum 9 is effectively reduced, and the latex production efficiency is improved.
Specifically, the butterfly piece compactor comprises a compactor disc 21, a compaction electric push rod 22 and a coupling ring sleeve 23, 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 coupling ring sleeve 23 is connected to the lower end of the compaction electric push rod 22; the pressing electric push rod 22 is connected with an external power supply to drive the output shaft 24 to move, and the output shaft 24 is connected to the compactor disc 21, so that the pressing electric push rod 22 moves relative to the compactor disc 21, and the connecting ring sleeve 23 connected to the end part of the pressing electric push rod 22 is lifted.
Specifically, the clamping device comprises a steering electric push rod 51, a pressing arm 52 and a steering fork disc 53, one end of the steering electric push rod 51 is connected to the presser disc 21, the pressing arm 52 is rotatably connected to the presser disc 21 and the support main plate 8, the steering fork disc 53 is rotatably connected to the output shaft 24 of the pressing electric push rod 22, the steering 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 compressing electric push rod 22 of the butterfly piece compressor adopts a short-stroke, low-speed and high-thrust electric push rod; the pressing arm 52 is movably arranged on the presser disc 21, is parallel to the lifting shaft of the main frame 6, is connected with the electric push rod through a steering fork disc 53, and rotates by an angle of 0-90 degrees according to instructions, so that the clamping finger 521 of the pressing arm rotates into or leaves the centrifuge drum 9. Under 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 is lifted to a set height, the main frame is automatically or manually rotated by 90 degrees, the center line of the rotary drum 63 is aligned with the center line of the centrifuge drum 9, the rotary drum 63 descends, the connecting ring sleeve 23 at the end part of the pressing electric push rod 22 is sleeved on the connecting ring 11, the pressing arm clamping finger 521 rotates to the position below the centrifuge drum 9, the output shaft 24 extends, and the rotation is stopped after reaching a set position. After the rotary drum 63 is unscrewed or the large nut 10 is screwed, the output shaft 24 is automatically or manually controlled to retract to the original position, and the clamping finger 521 of the pressing arm is reset.
Specifically, the rotating assembly comprises a motor 61, a first rotary bearing 62, a rotating drum 63 and a large nut bayonet 64, wherein the motor 61 and the first rotary bearing 62 are arranged on the supporting main plate 8, the output end of the motor 61 is in meshing transmission with the outer ring gear 12 of the first rotary bearing 62 through the gear 12, and the rotating drum 63 is fixedly connected to the lower bottom surface of the outer ring gear 12 of the first rotary bearing 62; the rotary drum 63 adopts finish machining treatment to ensure the concentricity of screwing or unscrewing the big nut 10 and reduce the rotation resistance and the abrasion to the rotary drum 9 and the big nut 10; the large nut clamping pins 64 are uniformly distributed on the rotary drum 63 and clamped into the grooves on the large nuts 10 through the large nut clamping pins 64; further, the lifting device 4 pushes the support main board 8 to ascend, and when the lower part of the pressing arm 52 exceeds the upper part of the rotary drum 9, the rotary platform 3 drives the support main board 8 to rotate by 90 degrees and align with the rotary drum 9; after aligning the rotary drum 9, the lifting device 4 moves downwards, after moving downwards to a set position, the steering electric push rod 51 pushes the pressing arm 52 to steer the shifting fork disc 53 to rotate, so that the pressing arm 52 rotates, the pressing arm clamping finger 521 is steered to the rotary drum 9 to clamp the rotary drum 9, and the pressing electric push rod 22 compresses the space of the butterfly sheet group; furthermore, the space of the butterfly sheet of the centrifuge is compressed, and the butterfly sheet can be further compressed by pulling the flared tube of the centrifuge; the motor 61 is driven to drive the rotary drum 63 to rotate, so that the large nut 10 on the rotary drum 9 is unscrewed; and (3) loosening the butterfly piece presser, rotating the pressing arm clamping finger 521 in the opposite direction to enable the pressing arm clamping finger to be separated from the rotary drum 9, rotating the rotary platform 3 in the opposite direction by an angle of 90 degrees after the main board 8 is supported to move upwards, and descending and resetting the lifting device 4.
Further, the large nut 10 is unscrewed or screwed by using the first rotary support 62, and the space between the first rotary support 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 arm length of the drum 63 acting on the large nut 10 is shortened, and the torque required by screwing or unscrewing is reduced. The rotary drum 63 is directly fixed on a slewing bearing with a larger diameter, so that the torque required for screwing or unscrewing is reduced, the power required for driving is reduced, the gravity of the mechanism is reduced, and the precision and the sensitivity of the mechanism are improved.
Through compressing tightly the butterfly piece and big spanner unscrewing and screwing up the operation process integration on main frame 6, improved the precision that the video disc compressed tightly and big spanner unscrewing and screwing up, reduced the wearing and tearing of rotary drum 9, and effectively solved the big operating problem of intensity of labour in the dismouting of centrifuge big nut 10.
Specifically, the cleaning frame 2 comprises a bracket, wherein a limiting seat 20 for placing and fixing the rotary drum 9 is arranged on the bracket, so that the separator rotary drum 9 is placed and fixed on the limiting seat 20 in advance; meanwhile, the drum 9 after the large nut 10 is removed can be cleaned inside 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 full or partial or mixed electric, hydraulic and pneumatic driving mode; in the technical scheme, the main frame 6 adopts a slewing bearing in the rotation, and other bearings or bearings can be used; the technical scheme adopts a conventional master control appliance matched with the motor 61 to carry out limit control, 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 combination with the technical solution of embodiment 1, in this embodiment, a strip-shaped hole 531 is formed on the steering yoke 53, a limiting protrusion 541 is arranged at one end of the pull rod 54, the limiting protrusion 541 is located in the strip-shaped hole 531, and the other end of the pull rod 54 is connected to the end of the pressing arm 52; the steering electric push rod 51 pushes the steering fork disc 53 to rotate, so that the strip-shaped hole 531 on the steering fork disc 53 drives the pull rod 54 to move, and the pressing arm 52 is driven to rotate in the moving process of the pull rod 54, so that the pressing arm clamp finger 521 is steered.
Example 3:
as shown in fig. 12, with reference to the technical solutions of embodiment 1 and embodiment 2, in this embodiment, the rotating platform 3 includes a base 31, a support 32, a driving motor 33, and a second rotary support 34, the base 31 is disposed on the base 1, the second rotary support 34 is rotatably connected to an upper end of the base 31, the support 32 is connected to an inner ring of the second rotary support 34, the driving motor 33 is disposed on the support 32, and an output end of the driving motor 33 is in meshing transmission with an outer ring gear 12 of the second rotary support 34 through the gear 12; furthermore, the main frame 6 is rotated by using the slewing bearing, so that adverse effects of lateral inclination, accuracy reduction and the like caused by large-displacement lifting are reduced.
Specifically, as shown in fig. 10, the lifting device 4 includes a stepping motor 41, a driving gear 42, a driven gear 43, a threaded sleeve 44 and a screw 45, the stepping 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 stepping motor 41, the driven gear 43 is connected to the screw 45, and the driving gear 42 and the driven gear 43 perform meshing transmission; the threaded sleeve 44 is arranged on the supporting main board 8, and the threaded sleeve 44 is in threaded connection with the screw 45, so that the screw 45 drives the supporting main board 8 to move up and down through rotation; further, the lifting device 4 can also adopt a mode that a nut rotates to drive the screw 45 to lift.
By adopting the technical scheme, the dismounting and mounting procedures of the large nut 10 in the dismounting and mounting of the centrifuge drum 9 are effectively simplified, the time for manual contact with the centrifuge drum 9 is reduced, the harm to a human body in the dismounting and mounting process is reduced, and the dismounting and mounting safety of the centrifuge drum 9 is improved; and the automation strength is high, the time cost for dismounting the centrifuge drum 9 is effectively reduced, and the latex 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 support main plate 8 is connected to the sliding sleeve 72; the support main board 8 is connected with the sliding sleeve 72 through a connecting plate 81 so as to limit the support main board 8 through the movement of the sliding sleeve 72 on the sliding rod 71; further, the screw 45 is rotated to push the screw sleeve 44 screwed on the screw 45 to move up and down, and the connecting plate 81 connected on the screw sleeve 44 pushes the supporting main plate 8 to move up and down.
Specifically, the device further comprises a positioning rod 73, wherein the positioning rod 73 is fixedly connected between the upper frame 5 and the support 32; connecting plate 81 is located locating lever 73 department and is equipped with spacing recess to carry on spacingly to connecting plate 81, thereby effectively improve and support mainboard 8 and follow elevating gear 4 and go up and down and rotary platform 3 carries out pivoted stability, in order to improve the lifting precision and the rotation precision of main frame 6.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any manner. Those skilled in the art can make many possible variations and modifications to the disclosed solution, or modify equivalent embodiments using the teachings set forth above, without departing from the scope of the claimed solution. Therefore, any modification, equivalent change and modification made to the above embodiments according to the technology of the present invention are within the protection scope of the present invention, unless the content of the technical solution of the present invention is departed from.
Claims (10)
1. The auxiliary disassembling and assembling mechanism for the rotary drum of the latex centrifuge is characterized by comprising a base (1), wherein a cleaning frame (2) used for fixing the rotary drum (9) is arranged on the base (1), a rotating platform (3) is arranged on one side of the cleaning frame (2), and a lifting device (4) is arranged on the rotating platform (3); the device is characterized by also comprising an upper frame (5), wherein the upper frame (5) is connected to the rotating 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 piece pressing device and a rotating assembly, the supporting main board (8) is connected to the lifting rod (7), the clamping device is slidably arranged on the supporting main board (8), the rotating assembly is rotatably arranged on the supporting main board (8), and the butterfly piece pressing device is telescopically arranged on the clamping device; the lifting device (4) is connected with the supporting main board (8).
2. The auxiliary dismounting mechanism of the rotary drum of the latex centrifuge as claimed in claim 1, wherein the butterfly presser comprises a presser disc (21), a presser electric push rod (22) and a coupling ring sleeve (23), the presser disc (21) is located above the support main plate (8), the chucking device is provided on the presser disc (21), the output shaft (24) of the presser electric push rod (22) is connected to the presser disc (21), and the coupling ring sleeve (23) is connected to the lower end of the presser electric push rod (22).
3. The auxiliary dismounting mechanism of the rotary drum of the latex centrifuge as claimed in claim 2, wherein the clamping device comprises a steering electric push rod (51), a pressing arm (52) and a steering 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 support main plate (8), the steering fork disc (53) is rotatably connected to the output shaft (24) of the pressing electric push rod (22), the steering 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).
4. The auxiliary disassembly and assembly mechanism of a latex centrifuge drum as claimed in claim 3, wherein the rotation assembly comprises an electric motor (61), a first rotary bearing (62), a drum (63) and a big nut bayonet lock (64), the electric motor (61) and the first rotary bearing (62) are arranged on the support main plate (8), the output end of the electric motor (61) is in meshing transmission with the outer ring gear (12) of the first rotary bearing (62) through a gear (12), and the drum (63) is fixedly connected to the lower bottom surface of the outer ring gear (12) of the first rotary bearing (62); the large nut clamping pins (64) are uniformly distributed on the rotary drum (63).
5. The auxiliary dismounting mechanism of a latex centrifuge drum according to claim 3, characterized in that a strip-shaped hole (531) is arranged on the steering fork disc (53), a limit protrusion (541) is arranged at one end of the pull rod (54), the limit protrusion (541) is positioned in the strip-shaped hole (531), and the other end of the pull rod (54) is connected with the end of the pressing arm (52).
6. The auxiliary dismounting mechanism of a latex centrifuge drum according to any one of claims 1 to 5, characterized in that the rotary platform (3) comprises a base (31), a support (32), a driving motor (33) and a second rotary support (34), the base (31) is arranged on the base (1), the second rotary support (34) is rotatably connected with the upper end of the base (31), the support (32) is connected with the inner ring of the second rotary support (34), the driving motor (33) is arranged on the support (32), and the output end of the driving motor (33) is in meshing transmission with the outer ring gear (12) of the second rotary support (34) through a gear (12).
7. The auxiliary dismounting mechanism of the rotary drum of the latex centrifuge according to claim 5, characterized in that 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 with the output end of the stepping motor (41), the driven gear (43) is connected with the screw rod (45), and the driving gear (42) is in meshing transmission with the driven gear (43); the threaded sleeve (44) is arranged on the supporting main board (8), and the threaded sleeve (44) is in threaded connection with the screw rod (45) so that the screw rod (45) drives the supporting main board (8) to move up and down through rotation.
8. The auxiliary dismounting mechanism of a latex centrifuge drum according to claim 6, characterized in that said lifting rod (7) comprises a sliding rod (71) and a sliding sleeve (72), said sliding rod (71) being connected between said upper frame (5) and said support (32), said sliding sleeve (72) being slidably sleeved on said sliding rod (71), said supporting main plate (8) being connected to said sliding sleeve (72).
9. The auxiliary disassembly and assembly mechanism of a latex centrifuge drum according to claim 8, further comprising a positioning rod (73), the positioning rod (73) being fixedly connected between the upper frame (5) and the support (32).
10. Auxiliary dismounting mechanism for a latex centrifuge drum according to claim 1, characterized in that said washing rack (2) comprises a support on which a limit seat (20) for placing and fixing the drum (9) is arranged.
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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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| CN111922978B CN111922978B (en) | 2024-07-23 |
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| CN114700705A (en) * | 2022-03-31 | 2022-07-05 | 青岛科技大学 | Disc centrifuge dismouting belt cleaning device |
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| CN111922978B (en) | 2024-07-23 |
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