CN108126587B - Paint stirring and scraping device with controllable torque - Google Patents
Paint stirring and scraping device with controllable torque Download PDFInfo
- Publication number
- CN108126587B CN108126587B CN201810093660.7A CN201810093660A CN108126587B CN 108126587 B CN108126587 B CN 108126587B CN 201810093660 A CN201810093660 A CN 201810093660A CN 108126587 B CN108126587 B CN 108126587B
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- rotating shaft
- paint
- stirring
- scraping
- frame
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- 238000003756 stirring Methods 0.000 title claims abstract description 103
- 239000003973 paint Substances 0.000 title claims abstract description 84
- 238000007790 scraping Methods 0.000 title claims abstract description 84
- 230000005540 biological transmission Effects 0.000 claims abstract description 57
- 229910000746 Structural steel Inorganic materials 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 238000005299 abrasion Methods 0.000 claims description 2
- 238000005255 carburizing Methods 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 claims description 2
- 230000005489 elastic deformation Effects 0.000 claims description 2
- 238000003754 machining Methods 0.000 claims description 2
- 238000010791 quenching Methods 0.000 claims description 2
- 230000000171 quenching effect Effects 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 description 4
- 238000010998 test method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/95—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with stirrers having planetary motion, i.e. rotating about their own axis and about a sun axis
- B01F27/951—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with stirrers having planetary motion, i.e. rotating about their own axis and about a sun axis with at least one stirrer mounted on the sun axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/10—Maintenance of mixers
- B01F35/12—Maintenance of mixers using mechanical means
- B01F35/123—Maintenance of mixers using mechanical means using scrapers for cleaning mixers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/40—Mounting or supporting mixing devices or receptacles; Clamping or holding arrangements therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/30—Mixing paints or paint ingredients, e.g. pigments, dyes, colours, lacquers or enamel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Accessories For Mixers (AREA)
Abstract
The invention discloses a paint stirring and paint scraping device with controllable torque, which comprises a lifting device, a rotating shaft device, a transmission device, a rotating shaft supporting device, a rack, a transmission device, a planet wheel stirring device, a paint scraping device and a clamping device, wherein the lifting device is arranged on the rack; the stepping motor of the lifting device is arranged on the frame, the rotating shaft device is connected with the transmission device through a spline, the rotating shaft device is connected with the rotating shaft supporting device, the rotating shaft supporting device is connected with the lifting device, the transmission device is fixed on the side wall of the frame, and the transmission device is arranged on the bottom plate of the frame; the planetary stirring device is connected with the rotating shaft device; the clamping device is fixed on the side wall of the frame, and a rotating shaft of the rotating shaft device is connected with the upper end part of the scraping blade main shaft of the paint scraping device through a coupler; the device has the remarkable advantages of simple structure, stable operation, high mixing efficiency and good stability, realizes safe and stable operation of equipment in the working process, and simultaneously, the device for mixing and scraping paint with controllable torque can be used interchangeably.
Description
Technical Field
The invention relates to an automatic stirring and paint scraping device for a charging bucket in the paint construction process, in particular to a torque-controllable paint stirring and paint scraping device.
Background
The paint stirring device is mainly used for uniformly mixing viscous paint, the paint stirring device with the existing structure is complex in structure and single in function, and the paint can only move along a single direction during stirring, and particularly the viscous paint is not uniform in stirring, low in stirring efficiency and high in labor cost; meanwhile, the viscous paint has high viscosity and large resistance moment, so that the phenomenon that the moment exceeds a measuring range is caused in the using process of the device due to overlarge starting moment, and in order to solve the problems, after the stirred paint is poured, more residues are left on the barrel wall, so that the resource is wasted, and the environment is influenced.
Disclosure of Invention
The invention aims to solve the problems and provide a torque-controllable paint stirring and scraping device which is stable in work, realizes large torque transmission, is switchable in starting torque, automatically rotates in the forward and reverse directions, is combined in an up-and-down lifting manner, and is used interchangeably with paint stirring and scraping.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the invention relates to a paint stirring and scraping device with controllable torque, which comprises: the device comprises a lifting device, a rotating shaft device, a transmission device, a rotating shaft supporting device, a rack, a transmission device, a planet wheel stirring device, a paint scraping device and a clamping device; the stepping motor of the lifting device is arranged on the frame, the rotating shaft device is connected with the transmission device through a spline, the rotating shaft device is connected with the rotating shaft supporting device, the rotating shaft supporting device is connected with the lifting device, the transmission device is fixed on the side wall of the frame, and the transmission device is arranged on the bottom plate of the frame; the planetary stirring device is connected with the rotating shaft device; the clamping device is fixed on the side wall of the frame, and a rotating shaft of the rotating shaft device is connected with the upper end part of the scraping blade main shaft of the paint scraping device through a coupler; the paint scraping device comprises: doctor blade, doctor blade mount pad, doctor blade main shaft, receiving disc, the doctor blade is rectangular structure thin slice structure, installs in the slotted hole of doctor blade mount pad to fix through the bolt, the doctor blade mount pad is cylindrical structure and open there is the keyway, through the flat key with the doctor blade main shaft is connected, the lower tip processing screw thread of doctor blade main shaft will through round nut the doctor blade mount pad carries out axial positioning, receiving disc is disc structure, middle processing screw thread with the lower tip screw thread of doctor blade main shaft closes the connection soon.
Further, the landing gear includes: the device comprises a stepping motor, a stepping motor mounting plate, a ball screw, a nut mounting plate, a movable frame and a connecting plate; the stepping motor is fixedly arranged on the stepping motor mounting plate through a bolt, and the rotating speed of the ball screw is accurately controlled through a control system, so that the position of the screw nut is accurately controlled; the stepping motor mounting plate is provided with a spindle mounting hole and a connecting threaded hole of the stepping motor; the ball screw is connected with the main shaft of the stepping motor through two sets of wedge keys which are arranged at 120 degrees, and when the ball screw bears downward axial force, the two sets of wedge keys are wedged in the key grooves of the stepping motor and the ball screw, so that the transmission of torque is completed, and the axial fixation of the ball screw is realized; the nut is matched with the ball screw, the nut is fixedly arranged on the nut mounting plate through bolts, the nut mounting plate is a rectangular steel plate, and the two ends of the nut are fixed in the middle to fix the movable frame; the movable frame is provided with two pieces and symmetrically arranged at the bottoms of the two ends of the nut mounting plate, the movable frame is made of high-strength structural steel, the side wall of the movable frame is provided with a lightening hole, and the movable frame is of a strip structure, so that a V belt of the transmission device can conveniently pass through the movable frame without interference; the two connecting plates are of rectangular structures, two counter sunk holes which are vertically symmetrical are formed in the connecting plates, and the upper parts of the connecting plates and the movable frame are welded into a whole to form a concave structure; the stepping motor drives the ball screw to rotate to drive the screw nut to lift up and down, so that two pairs of movable frames and the connecting plate are driven to lift up and down.
Further, the rotating shaft device includes: the device comprises a rotating shaft, a rotating shaft fixing sleeve, a connecting disc, a thrust bearing and a centering nut; the rotating shaft is of a ladder-shaped structure and comprises an upper rotating shaft, a lower rotating shaft and an electromagnetic clutch; the upper rotating shaft is of a stepped solid cylindrical structure, a spline groove is formed in the upper end of the upper rotating shaft, the upper rotating shaft is connected with a spline of a belt pulley sleeve of a transmission device, a thread is formed in the middle of the upper rotating shaft, the upper rotating shaft is connected with a rotating shaft fixing sleeve through a thrust bearing and is axially fixed through a centering nut, the fixed connection between the rotating shaft and the rotating shaft fixing sleeve is realized, the lower rotating shaft is of a hollow cylindrical structure, and the upper end of the lower rotating shaft is connected with a half clutch of the electromagnetic clutch; when the equipment is in stirring operation, the viscosity of the paint is too high, the resistance moment is larger during large-area stirring, so that the starting moment of a variable frequency motor of the transmission device is too large to cause burning phenomenon, in order to avoid damage of the variable frequency motor, the rotating shaft is made into a two-body structure and is connected through the electromagnetic clutch, when the equipment is just started, the electromagnetic clutch is disconnected, the lower end of the upper rotating shaft penetrates through the lower rotating shaft to be connected with a frame-type stirring wheel of the planetary stirring device through a bearing support, and the shaft transition part of the upper rotating shaft is connected with a half clutch of the electromagnetic clutch; the lower end of the lower rotating shaft is connected with a gear ring of the planetary stirring device, the transmission device drives the upper rotating shaft to rotate, so that a small impeller of the planetary stirring device is driven to rotate, viscous paint is stirred, after the paint is stirred for a period of time to have a certain angular velocity, the resistance moment is reduced, the electromagnetic clutch is sucked at the moment, the upper rotating shaft and the lower rotating shaft are connected into a whole, and under the driving of the transmission device, the frame-type stirring wheel and the small impeller of the planetary stirring device rotate simultaneously, so that the effect of efficient stirring is achieved, and meanwhile, the phenomenon that a motor burns out due to overlarge starting moment is avoided; when the equipment performs paint scraping operation, the electromagnetic clutch is attracted, the upper rotating shaft and the lower rotating shaft are connected into a whole, and the upper rotating shaft is connected with the upper end part of a scraping blade main shaft of the paint scraping device through a coupler; the charging basket is fixed through the clamping device, the electromagnetic clutch of the rotating shaft device is in a suction state, the variable frequency motor of the transmission device is started to drive the upper rotating shaft and the lower rotating shaft to rotate, so that the scraping blade is driven to rotate along the wall of the charging basket, the paint is scraped and recovered, and the receiving disc is used for recovering the paint; the rotating shaft fixing sleeve is of a hollow cylindrical structure, four threaded holes are symmetrically formed in the side wall and are used for being fixedly connected with a connecting plate of the lifting device, the thrust bearing mounting hole is formed in the upper portion of the inner wall of the rotating shaft fixing sleeve, and the connecting plate is connected to the lower portion of the rotating shaft fixing sleeve through bolts; the connecting disc is of a circular structure, a circular hole is formed in the middle of the connecting disc, the rotating shaft penetrates through the circular hole, grooves are formed in the outer edge and the inner edge of the connecting disc and used for installing sealing felt rings, the sealing felt rings at the inner edge are in contact with the rotating shaft, and the sealing felt rings at the outer edge are in contact with the rotating shaft guide sleeve of the rotating shaft supporting device, so that friction and abrasion are avoided.
Further, the transmission device includes: a large belt pulley cover plate, a large belt pulley, a belt pulley sleeve, a small belt pulley, a variable frequency motor and a V belt; the variable frequency motor is vertically used and horizontally arranged on the side wall of the frame, and is provided with a frequency converter to realize real-time adjustment of the rotating speed; the small belt wheel is connected with the variable frequency motor through a common flat key; the two small belt wheels are connected with the two large belt wheel grooves through two V belts by-passing the movable frame, and the transmission of large bearing capacity is realized; the upper end of the large belt pulley is uniformly provided with a circle of threaded holes and two symmetrical countersunk holes, a screw is fixedly connected with the large belt pulley cover plate through the threaded holes, a bolt fixedly connects the large belt pulley with the belt pulley sleeve through the countersunk holes, the belt pulley sleeve is of a hollow round stepped boss structure, the inner side of the convex hollow cylinder is provided with a spline groove, the outer side of the convex hollow cylinder is connected with the large belt pulley through a pair of angle contact ball bearings, and the outer side of the convex hollow cylinder is provided with a groove and a step to realize axial positioning of the inner ring of the angle contact ball bearings; the large belt pulley cover plate is of a hollow disc structure, a positioning flange is arranged on the large belt pulley cover plate, a center circle is convenient for a rotating shaft to pass through, the positioning flange is in diagonal contact with the outer ring of the ball bearing to axially position, and a countersunk hole is arranged on a last-stage disc of the belt pulley sleeve and is connected with the upper end of a rotating shaft guide sleeve of the rotating shaft supporting device.
Further, the rotation shaft supporting device includes: the device comprises a fixed groove type frame, a limiting plate, a rotating shaft guide sleeve and a positioning check ring; the fixed groove-shaped frames are made of high-strength structural steel, the upper ends of the fixed groove-shaped frames are symmetrically arranged below the stepping motor mounting plate of the lifting device through bolts, and the upper ends of the fixed groove-shaped frames are fixed on the rotating shaft guide sleeve through bolts; the limiting plate is of a rectangular structure, a stepped round hole is formed in the middle of the limiting plate, threads are formed at two ends of the limiting plate and are respectively connected with the two fixed groove-shaped frames, a bearing is arranged in the center round hole of the limiting plate and is connected with a ball screw of the lifting device, and the limiting plate also has a limiting protection effect on a screw nut; the rotating shaft guide sleeve is of a hollow cylindrical structure, a symmetrical rectangular guide groove is formed in the side wall of the rotating shaft guide sleeve, the movable frame of the lifting device drives the rotating shaft fixing sleeve of the rotating shaft device to ascend and descend in the rotating shaft guide sleeve through the rectangular guide groove, and finally the rotating shaft is ascended and descended; a threaded hole is formed above the rotating shaft guide sleeve and is connected with a belt pulley sleeve of the transmission device; the lower part of the rotating shaft guide sleeve is also provided with a threaded hole which is fixedly connected with a positioning check ring, so that limit protection of the rotating shaft device is realized.
Further, the frame includes: side walls, handles, top plates, bottom plates and movable rollers; the top plate and the side wall are welded together, the side wall and the bottom plate are welded together, and the handle is welded on the outer side of the side wall; a rectangular passage is formed in the bottom of the side wall, and displacement movement of the charging basket is assisted; the movable roller is fixed below the bottom plate and is provided with self-locking, and after the whole device moves to a working place, the movable roller is self-locked, so that the working stability is improved.
Further, the transmission device includes: the conveying belt is of a foldable structure, and is transported by a synchronous belt, so that the transportation stability is improved; the foldable support is made of high-strength stainless steel and is arranged at a belt wheel of the transmission belt through a hinge; the conveying device conveys the charging bucket from one end of the whole device to the other end of the whole device after efficient stirring, so that the labor intensity is reduced, and the efficiency is improved; when the whole device does not work, the transmission device can be folded, so that space is saved.
Further, the planetary stirring device includes: gear ring, planet wheel, sun wheel, planet wheel carrier, planet wheel axle, frame type stirring wheel, small impeller and electromagnetic clutch II; the hollow shaft of the gear ring is fixedly connected with the lower rotating shaft of the rotating shaft device, the planetary gears are provided with three sets, are respectively arranged on the planetary gear carrier through planetary gear shafts and meshed with the gear ring and the sun gear, and the gear ring, the planetary gears and the sun gear are subjected to carburizing and quenching treatment by adopting 40Cr, so that the hardness of tooth surfaces is improved; the main shaft of the sun gear is fixedly connected with the upper rotating shaft of the rotating shaft device through a column pin shaft, the half clutch of the electromagnetic clutch II is fixed below the gear ring, the other half clutch of the electromagnetic clutch II is fixed above the frame type stirring wheel, the frame type stirring wheel is formed by welding high-strength structural steel and is of a tripod structure, the stability is improved, the side edge of the frame type stirring wheel is of a flat structure, the contact area between the side edge and paint is increased, and the stirring efficiency is improved; the center of the frame type stirring wheel is connected with the main shaft of the sun wheel through a bearing, and is axially positioned; six sets of small impellers are arranged, a three-blade structure is adopted, and blades are of a flat structure and are respectively fixed on the planetary wheel shafts in pairs; when the electromagnetic clutch II is not sucked, the upper rotating shaft of the rotating shaft device rotates to drive the main shaft of the sun gear to rotate, so that the planetary gear rotates around the sun gear, and the planetary gear realizes the rotation of six sets of small impellers through the planetary gear shaft; when the lower rotating shaft of the rotating shaft device rotates to drive the gear ring to rotate, the electromagnetic clutch II is in an attracting state, the frame type stirring wheel moves upwards through the pin shaft of the sun wheel, the rotating power of the sun wheel disappears to be in a driven state, the gear ring rotates and drives the planet wheel to rotate, the frame type stirring wheel and the small impeller rotate simultaneously, stirring efficiency is improved, and the resistance moment during initial large-area stirring is reduced.
Further, the clamping device includes: the device comprises a rubber strip, a connecting arm, a clamping arm, a base, a gear arm and a servo motor; the rear wall of the base is arranged on the side wall of the frame, the gear arms are provided with a pair of gear centers, the gear centers of the gear arms are symmetrically arranged on the base through stepped shafts and rolling bearings, the servo motor is connected with the stepped shaft of one gear arm through a coupling, and the servo motor is fixed on a motor mounting frame of the base; the clamping arms are connected with the gear arms and the base respectively in a pair, the clamping arms are connected with the gear arms and the base through hinges to form a plane double-rocker mechanism, the gear arms are driven by the servo motor to be driving rods, symmetrical plane double-rocker mechanisms are driven to move simultaneously through gear transmission, the clamping arms are opened and closed, the rubber strips are fixed on the inner sides of the clamping arms, clamping deformation of a charging basket when excessive force is prevented, and the clamping arms are uniformly contacted with the outer wall of the charging basket by virtue of elastic deformation of the rubber strips.
Further, the torque-controllable paint stirring and scraping device also comprises a control device, wherein the control device is used for adjusting the rotating speed of the motor, so that the rotating speed of the stirring device and the up-down lifting distance are adjusted, the control device controls the rotating speed of the motor, collects motor information and sensor information, calculates and controls operation, and realizes control, recording and display in the working process.
Furthermore, the invention also relates to a test method of the paint stirring and scraping device with controllable torque, which comprises the following specific steps: opening the self-locking device of the movable roller, pushing the whole device to move to a working place, and then opening the self-locking device of the movable roller; the clamping device is used for fixing the charging basket, so that the position of the charging basket is prevented from moving due to overlarge force in the stirring or paint scraping process; when the equipment is in stirring operation, the viscosity of the paint is too high, the resistance moment is larger during large-area stirring, so that the starting moment of a variable frequency motor of the transmission device is too large to cause burning phenomenon, in order to avoid damage of the variable frequency motor, the rotating shaft is made into a two-body structure and is connected through the electromagnetic clutch, when the equipment is just started, the electromagnetic clutch is disconnected, the lower end of the upper rotating shaft penetrates through the lower rotating shaft to be connected with a frame-type stirring wheel of the planetary stirring device through a bearing support, and the shaft transition part of the upper rotating shaft is connected with a half clutch of the electromagnetic clutch; the lower end of the lower rotating shaft is connected with a gear ring of the planetary stirring device, the transmission device drives the upper rotating shaft to rotate, so that a small impeller of the planetary stirring device is driven to rotate, viscous paint is stirred, after the paint is stirred for a period of time to have a certain angular velocity, the resistance moment is reduced, the electromagnetic clutch is sucked at the moment, the upper rotating shaft and the lower rotating shaft are connected into a whole, and under the driving of the transmission device, the frame-type stirring wheel and the small impeller of the planetary stirring device rotate simultaneously, so that the effect of efficient stirring is achieved, and meanwhile, the phenomenon that a motor burns out due to overlarge starting moment is avoided; when the equipment performs paint scraping operation, the electromagnetic clutch is attracted, the upper rotating shaft and the lower rotating shaft are connected into a whole, and the upper rotating shaft is connected with the upper end part of a scraping blade main shaft of the paint scraping device through a coupler; through clamping device fixes the storage bucket, electromagnetic clutch is in the actuation state, starts take-off and landing gear's step motor, step motor drive ball screw rotation drives the nut goes up and down, thereby drive two pairs movable frame with the connecting plate realizes going up and down, realizes the reciprocate of pivot device, thereby adjusts scrape the position of lacquer device's receiving disc in the bottom of storage bucket, starts transmission's inverter motor drives go up pivot and lower pivot rotation, thereby drive on the doctor blade main shaft the doctor blade rotates along the bucket wall, realizes scraping of paint vehicle and receives, the receiving disc is retrieved it.
Drawings
FIG. 1 is a front view of a torque controllable paint stirring and scraping apparatus of the present invention with a paint scraping apparatus installed;
FIG. 2 is a front view of the torque controllable paint stirring and paint scraping apparatus of the present invention with a stirring device installed;
FIG. 3 is a front view of a stirring device of the torque controllable paint stirring and scraping device of the present invention;
FIG. 4 is a front view of a paint scraping device of the torque controllable paint stirring and scraping device of the present invention;
FIG. 5 is a front view of a clamping device of the torque controllable paint stirring and scraping device of the present invention;
FIG. 6 is an overall view of the torque controllable paint stirring and scraping device of the present invention;
in the figure: 1-lifting device, 2-rotating shaft device, 3-transmission device, 4-rotating shaft supporting device, 5-rack, 6-transmission device, 7-planetary wheel stirring device, 8-paint scraping device, 9-clamping device, 11-stepper motor, 12-stepper motor mounting plate, 13-ball screw, 14-screw, 15-screw mounting plate, 16-movable frame, 17-connecting plate, 21-rotating shaft, 22-rotating shaft fixing sleeve, 23-connecting plate, 24-thrust bearing, 25-counter nut, 211-upper rotating shaft, 212-lower rotating shaft, 213-electromagnetic clutch, 31-large belt pulley cover plate, 32-large belt pulley, 33-belt pulley sleeve, 34-small belt pulley, 35-variable frequency motor, 36-V belt, 41-fixed slot type frame, 42-limiting plate, 43-rotating shaft guiding sleeve, 44-positioning retainer ring, 51-side wall, 52-handle, 53-movable roller, 61-transmission belt, 62-foldable bracket, 71-gear ring, 72-planetary wheel, 73-sun wheel, 74-planetary wheel shaft, 75-frame type stirring wheel, 75-impeller wheel, 76-frame type stirring arm, 82-scraper blade, 82-supporting bracket, 96-scraper, scraper blade, 82-supporting base, 96-scraper, servo-80-base, supporting frame, scraper, 80-supporting frame, scraper blade, 80-supporting frame, scraper blade, and supporting frame.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1, 2, 3, 4, 5, and 6, the torque-controllable paint stirring and scraping device of the present invention comprises: the device comprises a lifting device 1, a rotating shaft device 2, a transmission device 3, a rotating shaft supporting device 4, a rack 5, a transmission device 6, a planet wheel stirring device 7, a paint scraping device 8 and a clamping device 9; the stepping motor 11 of the lifting device 1 is arranged on the frame 5, the rotating shaft device 2 is connected with the transmission device 3 through a spline, the rotating shaft device 2 is connected with the rotating shaft supporting device 4, the rotating shaft supporting device 4 is connected with the lifting device 1, the transmission device 3 is fixed on the side wall of the frame 5, and the transmission device 6 is arranged on the bottom plate of the frame 5; the planetary stirring device 7 is connected with the rotating shaft device 2; the clamping device 9 is fixed on the side wall 51 of the frame 5, and the rotating shaft 21 of the rotating shaft device 2 is connected with the upper end part of the scraping blade main shaft 83 of the paint scraping device 8 through a coupling; the paint scraping device 8 comprises: the scraping blade 81 is of a rectangular structure, is installed in a slotted hole of the scraping blade installation seat 82 and is fixed through a bolt, the scraping blade installation seat 82 is of a cylindrical structure and is provided with a key groove, the scraping blade installation seat 82 is connected with the scraping blade main shaft 83 through a flat key, threads are machined on the lower end portion of the scraping blade main shaft 83, the scraping blade installation seat 82 is axially positioned through a round nut, the receiving disc 84 is of a disc structure, and middle machining threads are in screwed connection with the threads on the lower end portion of the scraping blade main shaft 83.
As shown in fig. 1, 2, 3, 4, 5 and 6, the test method of the torque-controllable paint stirring and paint scraping device comprises the following specific steps: opening the self-locking device of the movable roller 53, pushing the whole device to move to a working place, and opening the self-locking device of the movable roller 53; the clamping device 9 is used for fixing the charging basket, so that the position of the charging basket is prevented from moving due to overlarge force in the stirring or paint scraping process; when the equipment is in stirring operation, the viscosity of the paint is too high, the resistance moment is larger during large-area stirring, so that the starting moment of the variable frequency motor 35 of the transmission device 3 is too large to cause burning phenomenon, in order to avoid the damage of the variable frequency motor 35, the rotating shaft 21 is made into a two-body structure and is connected through the electromagnetic clutch 213, when the equipment is started, the electromagnetic clutch 213 is disconnected, the lower end of the upper rotating shaft 211 penetrates through the lower rotating shaft 212 to be connected with the frame-type stirring wheel 75 of the planetary stirring device 7 through a bearing support, and the shaft transition part of the upper rotating shaft 211 is connected with a half clutch of the electromagnetic clutch 213; the lower end of the lower rotating shaft 212 is connected with the gear ring 71 of the planetary stirring device 7, the transmission device 3 drives the upper rotating shaft 211 to rotate, so that the small impeller 76 of the planetary stirring device 7 is driven to rotate, viscous paint is stirred, the resistance moment is reduced after the paint has a certain angular velocity after stirring for a period of time, the electromagnetic clutch 213 is sucked at the moment, the upper rotating shaft 211 and the lower rotating shaft 212 are connected into a whole, and under the driving of the transmission device 3, the frame-type stirring wheel 75 and the small impeller 76 of the planetary stirring device 7 simultaneously rotate to achieve the effect of efficient stirring, and meanwhile, the phenomenon that a motor burns out due to overlarge starting moment is avoided; when the equipment performs paint scraping operation, the electromagnetic clutch 213 is engaged, the upper rotating shaft 211 and the lower rotating shaft 212 are connected into a whole, and the upper rotating shaft 211 is connected with the upper end part of the scraping blade main shaft 83 of the paint scraping device 8 through a coupler; the bucket is fixed through the clamping device 9, the electromagnetic clutch 213 of the rotating shaft device 2 is in a suction state, the variable frequency motor 35 of the transmission device 3 is started to drive the upper rotating shaft 211 and the lower rotating shaft 212 to rotate, so that the scraping blade 81 is driven to rotate along the bucket wall, scraping and collecting of paint are realized, and the paint is recovered by the receiving disc 84.
The foregoing description of the preferred embodiment of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (7)
1. Paint stirring and paint scraping device with controllable torque is characterized in that: the device comprises a lifting device (1), a rotating shaft device (2), a transmission device (3), a rotating shaft supporting device (4), a rack (5), a transmission device (6), a planet wheel stirring device (7), a paint scraping device (8) and a clamping device (9); the stepping motor (11) of the lifting device (1) is arranged on the frame (5), the rotating shaft device (2) is connected with the transmission device (3) through a spline, the rotating shaft device (2) is connected with the rotating shaft supporting device (4), the rotating shaft supporting device (4) is connected with the lifting device (1), the transmission device (3) is fixed on the side wall of the frame (5), and the transmission device (6) is arranged on the bottom plate of the frame (5); the planet wheel stirring device (7) is connected with the rotating shaft device (2); the clamping device (9) is fixed on the side wall (51) of the frame (5), and a rotating shaft (21) of the rotating shaft device (2) is connected with the upper end part of a scraping blade main shaft (83) of the paint scraping device (8) through a coupler; the paint scraping device (8) comprises: the scraping blade comprises a scraping blade (81), a scraping blade mounting seat (82), a scraping blade main shaft (83) and a receiving disc (84), wherein the scraping blade (81) is of a rectangular structure sheet structure, is mounted in a slotted hole of the scraping blade mounting seat (82) and is fixed through a bolt, the scraping blade mounting seat (82) is of a cylindrical structure and is provided with a key slot, the scraping blade mounting seat is connected with the scraping blade main shaft (83) through a flat key, threads are machined at the lower end part of the scraping blade main shaft (83), the scraping blade mounting seat (82) is axially positioned through a round nut, and the receiving disc (84) is of a disc structure, and middle machining threads are in screwed connection with the threads at the lower end part of the scraping blade main shaft (83); the spindle device (2) comprises: a rotating shaft (21), a rotating shaft fixing sleeve (22), a connecting disc (23), a thrust bearing (24) and a centering nut (25); the rotating shaft (21) is of a ladder-shaped structure, and the rotating shaft (21) comprises an upper rotating shaft (211), a lower rotating shaft (212) and an electromagnetic clutch (213); the upper rotating shaft (211) is of a stepped solid cylindrical structure, a spline groove is formed in the upper end of the upper rotating shaft, the upper rotating shaft is connected with a spline of a belt pulley sleeve of the transmission device (3), threads are formed in the middle of the upper rotating shaft, the upper rotating shaft is connected with the rotating shaft fixing sleeve (22) through the thrust bearing (24) and axially fixed through the centering nut (25), the fixed connection between the rotating shaft (21) and the rotating shaft fixing sleeve (22) is achieved, the lower rotating shaft (212) is of a hollow cylindrical structure, and the upper end of the lower rotating shaft (212) is connected with a half clutch of the electromagnetic clutch (213); when the equipment is used for stirring, the viscosity of the paint is too high, the resistance moment is larger during large-area stirring, the starting moment of a variable frequency motor (35) of a transmission device (3) is too large, and the phenomenon of burning out is caused, so that the variable frequency motor (35) is prevented from being damaged, a rotating shaft (21) is made into a two-body structure and is connected through an electromagnetic clutch (213), when the equipment is just started, the electromagnetic clutch (213) is disconnected, the lower end of an upper rotating shaft (211) penetrates through a lower rotating shaft (212) to be connected with a frame-type stirring wheel (75) of a planetary stirring device (7) through a bearing support, and the shaft transition part of the upper rotating shaft (211) is connected with a half clutch of the electromagnetic clutch (213); the lower end of the lower rotating shaft (212) is connected with a gear ring (71) of the planetary stirring device (7), the transmission device (3) drives the upper rotating shaft (211) to rotate, so that the small impeller (76) of the planetary stirring device (7) is driven to rotate, viscous paint is stirred, the resistance moment is reduced after the paint is stirred for a period of time to have a certain angular velocity, the electromagnetic clutch (213) is attracted at the moment, the upper rotating shaft (211) is connected with the lower rotating shaft (212) into a whole, and under the driving of the transmission device (3), the frame-type stirring wheel (75) and the small impeller (76) of the planetary stirring device (7) simultaneously rotate to achieve the effect of efficient stirring, and meanwhile, the phenomenon that a motor burns out due to overlarge starting moment is avoided; when the equipment performs paint scraping operation, the electromagnetic clutch (213) is attracted, the upper rotating shaft (211) and the lower rotating shaft (212) are connected into a whole, and the upper rotating shaft (211) is connected with the upper end part of the scraping blade main shaft (83) of the paint scraping device (8) through a coupler; the bucket is fixed through the clamping device (9), an electromagnetic clutch (213) of the rotating shaft device (2) is in a suction state, a variable frequency motor (35) of the transmission device (3) is started to drive the upper rotating shaft (211) and the lower rotating shaft (212) to rotate, so that the scraping blade (81) is driven to rotate along the bucket wall, scraping and collecting of paint are realized, and the paint is recovered by the receiving disc (84); the rotating shaft fixing sleeve (22) is of a hollow cylindrical structure, four threaded holes are symmetrically formed in the side wall and are used for being fixedly connected with the connecting plate (17) of the lifting device (1), the thrust bearing (24) mounting holes are formed in the upper portion of the inner wall of the rotating shaft fixing sleeve (22), and the connecting disc (23) is connected below the rotating shaft fixing sleeve (22) through bolts; the connecting disc (23) is of a circular structure, a circular hole is formed in the middle of the connecting disc, the rotating shaft (21) penetrates through the circular hole, grooves are formed in the outer edge and the inner edge of the connecting disc (23) and used for installing sealing felt rings, the sealing felt rings at the inner edge are contacted with the rotating shaft (21), and the sealing felt rings at the outer edge are contacted with a rotating shaft guide sleeve (43) of the rotating shaft supporting device (4) so as to avoid friction and abrasion; the rotation shaft supporting device (4) includes: the device comprises a fixed groove type frame (41), a limiting plate (42), a rotating shaft guide sleeve (43) and a positioning check ring (44); the fixed groove-shaped frames (41) are made of high-strength structural steel, the upper ends of the fixed groove-shaped frames (41) are symmetrically arranged below the stepping motor mounting plates (12) of the lifting device (1) through bolts, and the upper ends of the fixed groove-shaped frames (41) are fixed on the rotating shaft guide sleeves (43) through bolts; the limiting plate (42) is of a rectangular structure, a stepped round hole is formed in the middle of the limiting plate, threads are formed at two ends of the limiting plate (42) and are respectively connected with the two fixed groove-shaped frames (41), a bearing is arranged in the central round hole of the limiting plate (42), the bearing is connected with the ball screw (13) of the lifting device (1), and limiting protection effect is also achieved on the screw nut (14); the rotating shaft guide sleeve (43) is of a hollow cylindrical structure, a symmetrical rectangular guide groove is formed in the side wall of the rotating shaft guide sleeve (43), the movable frame (16) of the lifting device (1) drives the rotating shaft fixing sleeve (22) of the rotating shaft device (2) to ascend and descend in the rotating shaft guide sleeve (43) through the rectangular guide groove, and finally the rotating shaft (21) is ascended and descended; a threaded hole is formed above the rotating shaft guide sleeve (43) and is connected with a belt pulley sleeve (33) of the transmission device (3); screw holes are also formed in the lower portion of the rotating shaft guide sleeve (43), and the screw holes are fixedly connected with the positioning check ring (44) to achieve limit protection of the rotating shaft device (2).
2. The torque-controllable paint stirring and scraping device as claimed in claim 1, wherein: the landing gear (1) comprises: a stepping motor (11), a stepping motor mounting plate (12), a ball screw (13), a screw (14), a screw mounting plate (15), a movable frame (16) and a connecting plate (17); the stepping motor (11) is fixedly arranged on the stepping motor mounting plate (12) through a bolt, and the rotating speed of the ball screw (13) is accurately controlled through a control system, so that the position of the screw nut (14) is accurately controlled; a spindle mounting hole and a connecting threaded hole of the stepping motor (11) are formed in the stepping motor mounting plate (12); the ball screw (13) is connected with the main shaft of the stepping motor (11) through two sets of wedge keys which are arranged at 120 degrees, and when the ball screw (13) bears downward axial force, the two sets of wedge keys are wedged in the key grooves of the stepping motor (11) and the ball screw (13), so that not only is the transmission of torque completed, but also the axial fixation of the ball screw (13) is realized; the nut (14) is matched with the ball screw (13), the nut (14) is fixedly arranged on the nut mounting plate (15) through bolts, the nut mounting plate (15) is a rectangular steel plate, and the two ends of the nut (14) are fixed in the middle to fix the movable frame (16); the movable frame (16) is provided with two pieces and is symmetrically arranged at the bottoms of two ends of the screw mounting plate (15), the movable frame (16) is made of high-strength structural steel, the side wall of the movable frame is provided with a lightening hole, and the movable frame (16) is of a strip structure, so that a V belt of the transmission device (3) can conveniently pass through the belt without interference; the two connecting plates (17) are of rectangular structures, two counter sunk holes which are vertically symmetrical are formed in the connecting plates (17), and the upper parts of the connecting plates (17) and the movable frame (16) are welded into a whole to form a concave structure; the stepping motor (11) drives the ball screw (13) to rotate so as to drive the screw nut (14) to lift up and down, thereby driving the two pairs of movable frames (16) and the connecting plate (17) to lift up and down.
3. The torque-controllable paint stirring and scraping device as claimed in claim 1, wherein: the transmission (3) comprises: a large belt pulley cover plate (31), a large belt pulley (32), a belt pulley sleeve (33), a small belt pulley (34), a variable frequency motor (35) and a V belt (36); the variable frequency motor (35) is vertically used and horizontally arranged on the side wall of the frame (5), and the variable frequency motor (35) is provided with a frequency converter to realize real-time adjustment of the rotating speed; the small belt wheel (34) is connected with the variable frequency motor (35) through a common flat key; the two small belt wheels (34) are connected with the two large belt wheels (32) through two V belts (36) by-pass the movable frame (16) and realize the transmission of large bearing force; the upper end of the large belt wheel (32) is uniformly provided with a circle of threaded holes and two symmetrical countersunk holes, a screw is fixedly connected with the large belt wheel cover plate (31) through the threaded holes, the large belt wheel (32) is fixedly connected with the belt wheel sleeve (33) through the countersunk holes by a screw, the belt wheel sleeve (33) is of a hollow round stepped boss structure, the inner side of a convex hollow cylinder is provided with a spline groove, the outer side of the convex hollow cylinder is connected with the large belt wheel (32) through a pair of angle contact ball bearings, and the outer side of the convex hollow cylinder is provided with grooves and steps to realize axial positioning of the inner ring of the angle contact ball bearings; the large belt wheel cover plate (31) is of a hollow disc structure, a positioning flange is arranged on the large belt wheel cover plate, a center circle is convenient for a rotating shaft (21) to pass through, the positioning flange is in axial positioning with the outer ring of the ball bearing in diagonal contact, and a countersunk hole is arranged on the last-stage disc of the belt wheel sleeve (33) and is connected with the upper end of a rotating shaft guide sleeve (43) of the rotating shaft supporting device (4).
4. The torque-controllable paint stirring and scraping device as claimed in claim 1, wherein: the frame (5) comprises: a side wall (51), a handle (52), a top plate, a bottom plate, and a movable roller (53); the top plate and the side wall (51), the side wall (51) and the bottom plate are welded together, and the handle (52) is welded on the outer side of the side wall (51); a rectangular passage is formed in the bottom of the side wall (51) to assist in realizing displacement movement of the charging basket; the movable roller (53) is fixed below the bottom plate, the movable roller (53) is provided with a self-locking function, and after the whole device moves to a working place, the movable roller (53) is self-locked, so that the working stability is improved.
5. The torque-controllable paint stirring and scraping device as claimed in claim 1, wherein: the transmission device (6) comprises: the conveying belt (61) and the foldable support (62), wherein the conveying belt (61) is of a foldable structure, and is transported by a synchronous belt, so that the transportation stability is improved; the foldable support (62) is made of high-strength stainless steel and is arranged at a belt wheel of the transmission belt (61) through a hinge; the conveying device (6) conveys the charging bucket from one end of the whole device to the other end of the whole device after efficient mixing, so that the labor intensity is reduced, and the efficiency is improved; when the whole device does not work, the transmission device (6) can be folded, so that the space is saved.
6. The torque-controllable paint stirring and scraping device as claimed in claim 1, wherein: the planetary stirring device (7) comprises: a gear ring (71), a planet wheel (72), a sun wheel (73), a planet wheel carrier, a planet wheel shaft (74), a frame type stirring wheel (75), a small impeller (76) and an electromagnetic clutch II (77); the hollow shaft of the gear ring (71) is fixedly connected with a lower rotating shaft (212) of the rotating shaft device (2), three sets of planet gears (72) are respectively arranged on the planet wheel carrier through planet wheel shafts (74) and meshed with the gear ring (71) and the sun gear (73), and the gear ring (71), the planet gears (72) and the sun gear (73) are subjected to carburizing and quenching treatment by adopting 40Cr, so that the tooth surface hardness is improved; the main shaft of the sun gear (73) is fixedly connected with an upper rotating shaft (211) of the rotating shaft device (2) through a pin shaft, a half clutch of the electromagnetic clutch II (77) is fixed below the gear ring (71), the other half clutch of the electromagnetic clutch II (77) is fixed above the frame type stirring wheel (75), the frame type stirring wheel (75) is formed by welding high-strength structural steel, is of a tripod structure, improves stability, and the side edge of the frame type stirring wheel (75) is of a flat structure, increases the contact area with paint and improves mixing efficiency; the center of the frame type stirring wheel (75) is connected with the main shaft of the sun wheel (73) through a bearing, and is axially positioned; six sets of small impellers (76) are in a three-blade structure, and blades are of a flat structure and are respectively fixed on the planetary wheel shafts (74) in pairs; when the electromagnetic clutch II (77) is not sucked, an upper rotating shaft (211) of the rotating shaft device (2) rotates to drive a main shaft of the sun gear (73) to rotate, so that the planetary gear (72) rotates around the sun gear (73), and the planetary gear (72) rotates through six sets of small impellers (76) through the planetary gear shafts (74); when the lower rotating shaft (212) of the rotating shaft device (2) rotates to drive the gear ring (71) to rotate, the electromagnetic clutch II (77) is in a suction state, the frame type stirring wheel (75) moves upwards through the pin shaft of the sun wheel (73), the rotating power of the sun wheel (73) disappears to be in a driven state, the gear ring (71) rotates and drives the planet wheel (72) to rotate, the frame type stirring wheel (75) and the small impeller (76) rotate simultaneously, the mixing efficiency is improved, and the resistance moment during initial large-area mixing is reduced.
7. The torque-controllable paint stirring and scraping device as claimed in claim 1, wherein: the clamping device (9) comprises: rubber strips (91), connecting arms (92), clamping arms (93), a base (94), gear arms (95) and a servo motor (96); the rear wall of the base (94) is arranged on the side wall of the frame (5), the gear arms (95) are provided with a pair of gear centers, the gear centers of the gear arms are symmetrically arranged on the base (94) through stepped shafts and rolling bearings, the servo motor (96) is connected with one stepped shaft of the gear arms (95) through a coupling, and the servo motor (96) is fixed on a motor mounting frame of the base (94); the clamping arm (93) the connecting arm (92) the gear arm (95) the base (94) respectively have a pair of, the clamping arm (93) the connecting arm (92) the gear arm (95) the base (94) passes through hinged joint, constitutes plane double rocker mechanism, servo motor (96) drive gear arm (95) are the initiative pole, drive symmetrical plane double rocker mechanism simultaneous movement through gear transmission, realize a pair of opening and shutting of clamping arm (93), rubber strip (91) are fixed the inboard of clamping arm (93), prevent to take turns to the storage bucket centre gripping deformation when exerting oneself, rely on the elastic deformation of rubber strip (91) makes again clamping arm (93) and storage bucket outer wall uniform contact.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810093660.7A CN108126587B (en) | 2018-01-31 | 2018-01-31 | Paint stirring and scraping device with controllable torque |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810093660.7A CN108126587B (en) | 2018-01-31 | 2018-01-31 | Paint stirring and scraping device with controllable torque |
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| Publication Number | Publication Date |
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| CN108126587A CN108126587A (en) | 2018-06-08 |
| CN108126587B true CN108126587B (en) | 2024-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810093660.7A Active CN108126587B (en) | 2018-01-31 | 2018-01-31 | Paint stirring and scraping device with controllable torque |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109158032A (en) * | 2018-08-21 | 2019-01-08 | 广州天亿科技有限公司 | A kind of improved water nano epoxy resin latex Preparation equipment |
| CN109794390B (en) * | 2019-02-26 | 2020-07-14 | 青岛科技大学 | Small-volume roller spraying device suitable for narrow space |
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| CN206381999U (en) * | 2017-01-04 | 2017-08-08 | 青州市欣泰生物制品有限公司 | Reactor for synthesizing chenodeoxycholic acid |
| CN208229784U (en) * | 2018-01-31 | 2018-12-14 | 青岛科技大学 | The controllable paint vehicle stirring of torque and paint scraping device |
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| CN203829947U (en) * | 2014-04-21 | 2014-09-17 | 中集集团集装箱控股有限公司 | Paint mixing system used for container |
| CN104118052A (en) * | 2014-07-14 | 2014-10-29 | 福建南方路面机械有限公司 | Two-way multi-planet-wheel type blender |
| CN205988691U (en) * | 2016-06-23 | 2017-03-01 | 浙江翱力机械有限公司 | A kind of vertical pulp blender with lifting and rotary work station function |
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