CN112547413A - Swing arm type constant pressure device for coating glue homogenizing roller and working method thereof - Google Patents
Swing arm type constant pressure device for coating glue homogenizing roller and working method thereof Download PDFInfo
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- CN112547413A CN112547413A CN202011525018.5A CN202011525018A CN112547413A CN 112547413 A CN112547413 A CN 112547413A CN 202011525018 A CN202011525018 A CN 202011525018A CN 112547413 A CN112547413 A CN 112547413A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
- B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
- B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
- B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
- B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
- B05C1/0873—Controlling means responsive to conditions of the liquid or other fluent material, of the ambient medium, of the roller or of the work
- B05C1/0878—Controlling means responsive to conditions of the liquid or other fluent material, of the ambient medium, of the roller or of the work responsive to the pressure applied between two rollers, e.g. between the coating roller and a backing roller or between the coating roller and a dosing roller
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Abstract
A swing arm type constant pressure device for a coating and homogenizing rubber roll and a working method thereof comprise a swing arm, an eccentric sleeve, a swing mechanism and an adjusting and measuring mechanism; the measuring and adjusting mechanism comprises an eccentric sleeve, a worm, an encoder and a display, wherein one end surface of the eccentric sleeve is provided with a gear to form a worm wheel and a gear, the worm wheel and the worm are meshed, the gear is meshed with the encoder gear, the eccentric sleeve drives the encoder to rotate through the encoder gear, and the encoder outputs position information to the display screen. When the equipment is installed for the first time, the main size of the main part is input into the system, and the system can automatically correct the corresponding data of the diameter and the eccentric position of the rubber roller in the parameter model of the implantation system; when the diameter of the rubber roller is changed in the using process, diameter data of the coating homogenizing rubber roller is input into the system, the system obtains a corresponding eccentric position according to the corrected model, the worm is rotated to drive the eccentric sleeve to rotate, the eccentric position of the eccentric sleeve is further changed, the constant pressure effect of the homogenizing rubber roller is realized, the high-precision coating requirement of high-speed equipment is met, and accurate digital control is realized.
Description
Technical Field
The invention relates to solvent-free compound equipment, in particular to a swing arm type constant pressure device for a coating glue homogenizing roller and a working method thereof.
Background
The solvent-free compounding is used as a green compounding process form, one of the main characteristics of the equipment is the high-precision control of five-roller coating, the working state of a coating leveling roller directly influences the precision and the stability of the five-roller coating, and the traditional five-roller coating structure is always influenced by the processing precision and the self weight of the roller in the pressure balance control of the leveling roller on a metering roller and a coating steel roller, so that when the coating leveling roller is worn, the position of the coating leveling roller needs to be readjusted to meet the precision requirement between the five rollers. For example, a rubber coating transfer rubber roll mounting structure with chinese patent publication No. CN108405258A includes a driving mechanism for driving the transfer rubber roll to rotate and an adjusting mechanism located at both ends of the transfer rubber roll and used for adjusting the position of the transfer rubber roll; the adjustment mechanism includes eccentric cover subassembly, with the swing arm of eccentric cover subassembly pin joint and drive swing arm around the rotatory cylinder of eccentric cover subassembly, shifts the rubber roll and passes through bearing and swing arm pin joint, is equipped with the mounting hole on the swing arm, and eccentric cover subassembly is established in the mounting hole, eccentric cover subassembly includes the body and can be equipped with eccentric hole in the eccentric cover around the rotatory eccentric cover of body, and the body is established at eccentric downthehole, and the one end of eccentric cover is equipped with the chuck, and the chuck edge is equipped with the draw-in groove that a plurality of equidistance circumferences set up, be equipped with a plurality of fixed orings of establishing along the chuck edge in the swing arm and be used for the spacing post of limiting. The position of the existing coating rubber roller is adjusted through an eccentric sleeve, but the influence of part processing errors on the adjustment precision cannot be corrected, the accurate digital control cannot be broken through, and the high-precision coating requirement of higher-speed equipment cannot be better met.
Disclosure of Invention
The invention aims to solve the technical problem of providing a swing arm type constant pressure device for a coating and homogenizing rubber roll and a working method thereof, realizing accurate digital control and better meeting the high-precision coating requirement of higher-speed equipment.
In order to solve the technical problems, the technical scheme of the invention is as follows: a swing arm type constant pressure device for a coating and homogenizing rubber roll comprises swing arms arranged at two ends of the coating and homogenizing rubber roll, an eccentric sleeve arranged in a pivot hole of the swing arms, a swing mechanism for driving the swing arms to rotate around the eccentric sleeve and an adjusting and measuring mechanism for measuring and adjusting the rotation offset of the eccentric sleeve;
the swing mechanism comprises a swing arm cylinder, a rack sleeve, a synchronous gear, a synchronous cover plate and a sliding seat body; the cylinder body of the swing arm cylinder is hinged to the wall board through a first fulcrum shaft, the rack sleeve is sleeved on a telescopic rod of the swing arm cylinder and meshed with the synchronous gear, the synchronous cover plate is arranged on one side of the rack sleeve and fixed on the wall board, a guide groove is formed in the synchronous cover plate, the sliding seat body is limited to move in the guide groove, the synchronous gear is pivoted on the sliding seat body, and a guide hole for the rack sleeve to penetrate through is formed in the sliding seat body; a synchronous long shaft is arranged between the swing mechanisms at the two ends of the coating and homogenizing roller, the synchronous gear is pivoted on the sliding seat body through the synchronous short shaft, a waist-shaped hole is formed in the synchronous cover plate, and the synchronous short shaft penetrates through the waist-shaped hole of the synchronous cover plate and then is connected with the synchronous long shaft;
the swing arm is provided with a U-shaped groove for accommodating the end part of the core shaft of the transfer rubber roller and a locking block for locking the U-shaped groove, one end of the locking block is hinged with the swing arm, and the other end of the locking block is connected with the swing arm through a quick connecting mechanism;
the eccentric sleeve is sleeved on the second fulcrum shaft and is arranged on the wallboard through the second fulcrum shaft;
the measuring and adjusting mechanism comprises an eccentric sleeve, a worm, an encoder gear and a display, wherein the encoder gear is connected with the encoder, one end of the eccentric sleeve is arranged in the pivot hole, the other end of the eccentric sleeve extends out of the pivot hole, the surface of one end of the eccentric sleeve extending out of the pivot hole is provided with teeth to form a worm gear combination, the worm gear combination is respectively meshed with the encoder gear and the worm, the eccentric sleeve drives the encoder to rotate through the encoder gear, and the encoder outputs position information to the display screen; one end of the worm penetrates through the mounting hole of the locking plate and then is connected with the hand wheel, and the locking plate is provided with a locking screw used for controlling the size of the mounting hole.
The adjusting and measuring mechanism is digital equipment, the eccentric position of the eccentric sleeve can be monitored in real time through the encoder, and the control accuracy of the eccentric position is higher; the eccentricity is detected in real time and displayed in an operation interface of a display screen, so that the eccentricity can be conveniently compared with a guidance value implanted in advance during installation, the position of a rubber roller of the monitoring equipment can be stably and accurately monitored at any time while the guidance adjustment operation is accurate, an alarm is started when the generated error is larger than a certain value, and the risk of coating quality reduction caused by improper operation is avoided.
As an improvement, the end part of the core shaft of the coating glue homogenizing roller is provided with a ball bearing, and the ball bearing is arranged in a U-shaped groove of the swing arm.
As an improvement, bearing glands are arranged at the positions of the U-shaped grooves on the inner side and the outer side of the swing arm.
As an improvement, a composite bearing is arranged between the eccentric sleeve and the second fulcrum shaft, a cushion cover and a clamp spring are arranged at the end part of the eccentric sleeve, and the clamp spring is clamped on the second fulcrum shaft.
As an improvement, the constant pressure device further comprises a supporting mechanism, the supporting mechanism comprises a supporting cylinder, a first connecting rod, a supporting rod and a second connecting rod, the cylinder body of the supporting cylinder is fixed on the wallboard through a support, a telescopic rod of the supporting cylinder is hinged to one end of the first connecting rod, the other end of the first connecting rod is hinged to one end of the supporting rod, the other end of the supporting rod is hinged to one end of the second connecting rod, and the other end of the second connecting rod is hinged to a second fulcrum; the supporting rod is positioned below the end part of the mandrel of the coating glue homogenizing roller, and the top of one end of the supporting rod is provided with a positioning screw cone.
As an improvement, the encoder gear, the worm gear combination and the worm are arranged in the adjusting seat, the adjusting seat is fixed on the wall plate, and the locking plate is fixed outside the adjusting seat.
The working method of the invention comprises the following steps:
(1) implanting a correction model for self-correcting the eccentric error of the coating glue homogenizing roller into a system storage in advance; the correction model comprises a plurality of groups of data corresponding to the diameters and the eccentric positions of the coating and homogenizing rollers;
(2) when the equipment is installed for the first time, the actual values of the key sizes of the swing arm and the eccentric sleeve are directly input into the PLC through an operation interface, the correction model can automatically calculate according to a formula, and a data association table corresponding to the diameter of the glue homogenizing roller and the eccentric position is further automatically revised to finish the error self-correction of the data of the eccentric system;
(3) when the position of the coating and glue homogenizing roller is corrected, the diameter data of the coating and glue homogenizing roller is input into the system, the system obtains a corresponding eccentric position according to the correction model, and the worm is rotated to drive the eccentric sleeve to rotate so as to change the eccentric position of the eccentric sleeve;
(4) when the eccentric position of the eccentric sleeve is consistent with the eccentric position corresponding to the correction model, the worm stops rotating, the worm is locked through the locking screw, the installation of the eccentric swing arm of the new rubber roller with different diameters is completed, and the accurate positioning of the rubber roller position is kept.
Compared with the prior art, the invention has the following beneficial effects:
1. the swing arm has simple structure, convenient processing, accurate positioning and easy acquisition of high precision; based on the swing arm structure, the purpose of accurately positioning the position of the coating glue homogenizing roller can be achieved, and the working position of the coating glue homogenizing roller is accurately positioned on the central edge line of the metering roller and the coating steel roller, so that the distances between the coating glue homogenizing roller and the metering roller and the coating steel roller are kept consistent, and further the pressure balance and consistency are kept;
2. because the diameter of the coating homogenizing roller is changed after the coating homogenizing roller is sharpened after use, the fixed length of the swing arm cannot meet the requirement that the distances of the coating homogenizing roller with various diameters to the metering roller and the coating steel roller are consistent, an eccentric structure is introduced, the length of the swing arm is accurately adjusted in an eccentric mode, all diameter ranges in the whole life cycle of the coating homogenizing roller can meet the requirement that the distances of the two steel rollers are strictly equal, and the consistent balance effect of the pressing force is further ensured;
3. in the production process, the length, the eccentric size, the eccentric position and other key dimensions of the swing arm may generate machining errors, so that the actual installation position and the theoretical calculation generate deviation, and inconvenience is caused in the production process; to solve this problem, an error correction concept is introduced: designing a calculation correction model, inputting actual measurement results of main relevant dimensions of relevant parts into a system, namely automatically realizing one-time correction, forming actual guide parameters in an operation interface of a display screen, and realizing high-precision matching between design and actual when equipment is installed;
4. in order to further facilitate eccentric adjustment, the invention introduces a structure that the worm wheel and the gear are combined with the worm to adjust the eccentricity, so that the eccentric adjustment is more convenient, meanwhile, the self-locking function of the worm wheel and the gear is utilized, the complex locking action after each adjustment is reduced, and meanwhile, a locking plate is also arranged to lock the worm to prevent abnormal state caused by bare-handed misoperation;
5. the eccentricity is detected in real time and is displayed in an operation interface of a display screen, so that the eccentricity can be conveniently compared with a guidance value implanted during installation, the position of a coating and glue spreading roller of equipment can be monitored constantly and stably and accurately while the guidance and adjustment operation is accurate, an alarm is started when the generated error is larger than a certain value, and the risk of coating quality reduction caused by improper operation is avoided.
6. Because the parallel coupling is connected and driven, the difference of actual loads at two ends of the coating and homogenizing roller is formed, so that the difference of speed and force exists in the pressing process; the synchronous simultaneous pressure effect of the two sides of the transmission side and the operation side is realized by adding the rack sleeve and the synchronous gear.
Drawings
FIG. 1 is a schematic view of the outer side of a side wall panel.
FIG. 2 is a schematic view of the inside of a side wall panel.
Fig. 3 is a perspective view of a side wall panel.
Fig. 4 is a perspective view I of the constant pressure device.
Fig. 5 is a perspective view II of the constant pressure device.
Fig. 6 is a schematic view of an eccentric sleeve.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in figures 1 to 3, the invention aims at the pressure balance control of the coating levelling roller 5 to a metering roller 7 and a coating steel roller 6 so as to realize constant pressure.
As shown in fig. 4 and 5, the swing arm type constant pressure device for the coating and leveling roller 5 comprises swing arms 22 arranged at two ends of a mandrel of the coating and leveling roller 5, an eccentric sleeve 32 arranged in a pivot hole of the swing arms 22, a swing mechanism 2 for driving the swing arms 22 to rotate around the eccentric sleeve 32, an adjusting and measuring mechanism 3 for measuring and adjusting the rotation offset of the eccentric sleeve 32, and a supporting mechanism 4 for supporting the coating and leveling roller 5.
As shown in fig. 4, the swing mechanism 2 includes a swing arm cylinder 21, a rack housing 26, a synchronizing gear 28, a synchronizing cover 29, and a slide base body 27. Swing arm cylinder 21 is the slope setting, and swing arm cylinder 21's cylinder body articulates in wallboard 1's through-hole through first counter shaft, rack cover 26 overlaps on swing arm cylinder 21's telescopic link, rack cover 26 and synchronous gear 28 meshing, swing arm cylinder 21 can drive rack cover 26, and then drive synchronous gear 28 and rotate. The synchronous cover plate 29 is arranged on one side of the rack sleeve 26 and fixed on the wall plate 1, the synchronous cover plate 29 is provided with a guide groove 291, the slide seat body 27 is limited to move in the guide groove 291, the synchronous gear 28 is pivoted on the slide seat body 27, and the slide seat body 27 is provided with a guide hole for the rack sleeve 26 to pass through; a synchronous long shaft 8 is arranged between the swing mechanisms at the two ends of the coating and homogenizing roller 5, the synchronous gear 28 is pivoted on the slide seat body 27 through a synchronous short shaft 9, a waist-shaped hole 292 is arranged on the synchronous cover plate 29, and the synchronous short shaft penetrates through the waist-shaped hole 292 of the synchronous cover plate 29 and then is connected with the synchronous long shaft 8 through a connector; when the coating even rubber roll 5 is replaced, the swing arm cylinder 21 pushes the swing arm 22, the swing arm 22 drives the coating even rubber roll 5 to be far away from the metering roll 7 and the coating steel roll 6, and the rack sleeve 26, the synchronizing gear 28 and the synchronizing shaft are additionally arranged on the telescopic rod of the swing arm cylinder 21, so that the synchronous simultaneous pressure effect of the two sides of the transmission side and the operation side is realized.
As shown in fig. 3 and 4, the swing arm 22 is provided with a U-shaped groove for accommodating the end of the core shaft of the transfer rubber roller and a lock block 23 for locking the U-shaped groove, one end of the lock block 23 is hinged to the swing arm 22, and the other end is connected to the swing arm 22 through a quick connection mechanism 24. The end part of the mandrel of the coating and homogenizing roller 5 is provided with a ball bearing, and the ball bearing is arranged in a U-shaped groove of the swing arm; bearing glands 25 are arranged at the U-shaped grooves at the inner side and the outer side of the swing arm; the opening of the U-shaped groove is obliquely arranged, so that the end part of the mandrel of the coating glue homogenizing roller 5 which is convenient to replace enters the U-shaped groove. When the swing arm cylinder 21 pushes the swing arm 22, the swing arm 22 rotates along the eccentric sleeve 32, the coating and leveling roller 5 is fixed through the swing arm 22, and the swing arm 22 is positioned and fixed through the connection point of the swing arm cylinder 21 and the connection point of the eccentric sleeve 32.
The eccentric sleeve 32 is sleeved on the second fulcrum 39, a composite bearing is arranged between the eccentric sleeve 32 and the second fulcrum 39, one end of the second fulcrum 39 is fixed on the wallboard 1, the other end of the second fulcrum 39 penetrates through the eccentric sleeve 32, the eccentric sleeve 32 is installed on the wallboard 1 through the second fulcrum 39, and the eccentric sleeve 32 can rotate around the second fulcrum 39.
As shown in fig. 5 and 6, the measuring and adjusting mechanism 3 includes the eccentric sleeve 32, the worm 33, an encoder 38, an encoder gear 37 connected to the encoder 38, and a display. One end of the eccentric sleeve 32 is arranged in the pivot hole, the end of the eccentric sleeve abuts against a boss on the second fulcrum shaft 39, the other end of the eccentric sleeve 32 extends out of the pivot hole, a cushion cover and a clamp spring are arranged at the end part of the end of the eccentric sleeve 32, the clamp spring is clamped on the second fulcrum shaft 39, and the axial position of the eccentric sleeve 32 is fixed through the clamp spring and the boss. One end surface of the eccentric sleeve 32 extending out of the pivoting hole is toothed to form a worm gear combination 321, the worm gear combination 321 is respectively meshed with the encoder gear 37 and the worm 33, the eccentric sleeve 32 drives the encoder 38 to rotate through the encoder gear 37, and the encoder 38 outputs position information to the display screen. The encoder gear 37, the worm gear combination 321 and the worm 33 are arranged in the adjusting seat 31, the adjusting seat 31 is fixed on the wall plate 1, the locking plate 34 is fixed outside the adjusting seat, one end of the worm 33 penetrates through a mounting hole of the locking plate 34 and then is connected with the hand wheel 35, and the locking plate 34 is provided with a locking screw 36 for controlling the size of the mounting hole; when the position of the eccentric sleeve 32 is adjusted, the locking screw 36 is unscrewed, then the hand wheel is rotated to drive the worm 33, the worm 33 drives the worm gear combination 321, the eccentric sleeve 32 is further rotated, meanwhile, the worm gear combination 321 transmits power to the encoder gear 37, and the encoder gear 37 drives the encoder to rotate, so that the rotation offset of the eccentric sleeve 32 is precisely recorded.
As shown in fig. 2 and 4, the support mechanism 4 includes a support cylinder 41, a first link 42, a support rod 43 and a second link; the cylinder body of the supporting cylinder 41 is fixed on the wall board 1 through a support, the telescopic rod of the supporting cylinder 41 is hinged to one end of a first connecting rod 42, the other end of the first connecting rod 42 is hinged to one end of a supporting rod 43, the other end of the supporting rod 43 is hinged to one end of a second connecting rod, and the other end of the second connecting rod is hinged to a second fulcrum; the supporting rod 43 is located below the end part of the mandrel of the coating glue homogenizing roller 5, the top of one end of the supporting rod 43 is provided with a positioning screw cone, the supporting rod 43 can be driven to lift through the stretching of the supporting cylinder 41, and under the assistance of the supporting rod 43, an operator can conveniently load the coating glue homogenizing roller 5 into the swing arm.
The invention relates to a working method for correcting the accurate position of a coating and homogenizing roller 5 and ensuring constant pressure control, which comprises the following steps:
(1) a correction model for self-correcting the eccentric error of the coating and homogenizing roller 5 is implanted into a system storage in advance; the correction model comprises a plurality of groups of data of the diameter of the coating and homogenizing roller 5 corresponding to the eccentric position.
(2) When the equipment is installed for the first time, the actual values of the key sizes of main parts such as the swing arm 22 and the eccentric sleeve 32 are directly input into the PLC through an operation interface, the correction model can be automatically calculated according to a formula, and a data association table corresponding to the diameter of the glue homogenizing roller 5 and the eccentric position is further automatically revised to finish the error self-correction of the data of the eccentric system.
(3) When the surface of the coating and homogenizing roller 5 is abraded, firstly, a swing arm cylinder is utilized to push a swing arm to rotate around an eccentric sleeve 32, and the swing arm drives the coating and homogenizing roller 5 to be far away from the surfaces of a metering roller 7 and a coating steel roller 6;
(4) opening a locking block 23 on a swing arm 22, taking the rotary coating and homogenizing roller 5 out of the U-shaped groove, and grinding the surface of the rotary coating and homogenizing roller to ensure that the surface of the rotary coating and homogenizing roller 5 is free of defects and has consistent diameter;
(5) reassembling the ground coating and homogenizing roller 5 on the swing arm 22;
(6) when the position of the coating and homogenizing roller 5 is corrected, the diameter data of the coating and homogenizing roller 5 is input into the system, the system obtains a corresponding eccentric position according to the correction model, the worm 33 is rotated to drive the eccentric sleeve 32 to rotate, and the eccentric position of the eccentric sleeve 32 is further changed;
(7) the eccentricity is detected in real time and displayed in an operation interface of a display screen, so that the eccentricity can be conveniently compared with a guidance value implanted during installation, the position of a rubber roller of the equipment can be monitored constantly and stably and accurately while the guidance and adjustment operation is accurate, an alarm is started when the error is greater than a certain value, and the risk of coating quality reduction caused by improper operation is avoided;
(8) when the eccentric position of the eccentric sleeve 32 is consistent with the eccentric position corresponding to the correction model, the worm 33 stops rotating, the worm 33 is locked through the locking screw 36, and the accurate corresponding adjustment of the eccentric value and the diameter of the rubber roll is completed.
(9) The swing arm air cylinder 21 is started to pull the swing arm communicated with the coating glue homogenizing roller 5 back to the working position, so that the pressure balance of the glue homogenizing roller, the metering roller and the coating steel roller can be ensured, and the synchronous long shaft 8 can reach the balance of two sides through the rack 26, the gear 28 and the synchronous long shaft 8, so that the accurate constant-pressure control is ensured.
Claims (8)
1. A swing arm type constant pressure device for a coating and homogenizing rubber roll comprises swing arms arranged at two ends of the coating and homogenizing rubber roll, an eccentric sleeve arranged in a pivot hole of the swing arms, a swing mechanism for driving the swing arms to rotate around the eccentric sleeve and an adjusting and measuring mechanism for measuring and adjusting the rotation offset of the eccentric sleeve; the method is characterized in that:
the swing mechanism comprises a swing arm cylinder, a rack sleeve, a synchronous gear, a synchronous cover plate and a sliding seat body; the cylinder body of the swing arm cylinder is hinged to the wall board through a first fulcrum shaft, the rack sleeve is sleeved on a telescopic rod of the swing arm cylinder and meshed with the synchronous gear, the synchronous cover plate is arranged on one side of the rack sleeve and fixed on the wall board, a guide groove is formed in the synchronous cover plate, the sliding seat body is limited to move in the guide groove, the synchronous gear is pivoted on the sliding seat body, and a guide hole for the rack sleeve to penetrate through is formed in the sliding seat body; a synchronous long shaft is arranged between the swing mechanisms at the two ends of the coating and homogenizing roller, the synchronous gear is pivoted on the sliding seat body through the synchronous short shaft, a waist-shaped hole is formed in the synchronous cover plate, and the synchronous short shaft penetrates through the waist-shaped hole of the synchronous cover plate and then is connected with the synchronous long shaft;
the swing arm is provided with a U-shaped groove for accommodating the end part of the core shaft of the transfer rubber roller and a locking block for locking the U-shaped groove, one end of the locking block is hinged with the swing arm, and the other end of the locking block is connected with the swing arm through a quick connecting mechanism;
the eccentric sleeve is sleeved on the second fulcrum shaft and is arranged on the wallboard through the second fulcrum shaft;
the measuring and adjusting mechanism comprises an eccentric sleeve, a worm, an encoder gear and a display, wherein the encoder gear is connected with the encoder, one end of the eccentric sleeve is arranged in the pivot hole, the other end of the eccentric sleeve extends out of the pivot hole, the surface of one end of the eccentric sleeve extending out of the pivot hole is provided with teeth to form a worm gear combination, the worm gear combination is respectively meshed with the encoder gear and the worm, the eccentric sleeve drives the encoder to rotate through the encoder gear, and the encoder outputs position information to the display screen; one end of the worm penetrates through the mounting hole of the locking plate and then is connected with the hand wheel, and the locking plate is provided with a locking screw used for controlling the size of the mounting hole.
2. The oscillating arm type coating spreader roller constant pressure device of claim 1, wherein: the end part of the core shaft of the coating glue homogenizing roller is provided with a ball bearing, and the ball bearing is arranged in a U-shaped groove of the swing arm.
3. The oscillating arm type coating spreader roller constant pressure device of claim 2, wherein: bearing glands are arranged at the inner side and the outer side of the swing arm at the positions of the U-shaped grooves.
4. The oscillating arm type coating spreader roller constant pressure device of claim 1, wherein: and a composite bearing is arranged between the eccentric sleeve and the second support shaft, a cushion cover and a clamp spring are arranged at the end part of the eccentric sleeve, and the clamp spring is clamped on the second support shaft.
5. The oscillating arm type coating spreader roller constant pressure device of claim 1, wherein: the constant pressure device further comprises a supporting mechanism, the supporting mechanism comprises a supporting cylinder, a first connecting rod, a supporting rod and a second connecting rod, the cylinder body of the supporting cylinder is fixed on the wallboard through a support, a telescopic rod of the supporting cylinder is hinged to one end of the first connecting rod, the other end of the first connecting rod is hinged to one end of the supporting rod, the other end of the supporting rod is hinged to one end of the second connecting rod, and the other end of the second connecting rod is hinged to a second fulcrum; the supporting rod is positioned below the end part of the mandrel of the coating glue homogenizing roller, and the top of one end of the supporting rod is provided with a positioning screw cone.
6. The oscillating arm type coating spreader roller constant pressure device of claim 1, wherein: the encoder gear, the worm gear combination and the worm are arranged in the adjusting seat, the adjusting seat is fixed on the wall plate, and the locking plate is fixed outside the adjusting seat.
7. The working method of the oscillating arm type constant pressure device for the coating spreader roll as claimed in claim 1, comprising the steps of:
(1) implanting a correction model for self-correcting the eccentric error of the coating glue homogenizing roller into a system storage in advance; the correction model comprises a plurality of groups of data corresponding to the diameters and the eccentric positions of the coating and homogenizing rollers;
(2) when the equipment is installed for the first time, the actual values of the key sizes of the swing arm and the eccentric sleeve are directly input into the PLC through an operation interface, the correction model can automatically calculate according to a formula, and a data association table corresponding to the diameter of the glue homogenizing roller and the eccentric position is further automatically revised to finish the error self-correction of the data of the eccentric system;
(3) when the position of the coating and glue homogenizing roller is corrected, the diameter data of the coating and glue homogenizing roller is input into the system, the system obtains a corresponding eccentric position according to the correction model, and the worm is rotated to drive the eccentric sleeve to rotate so as to change the eccentric position of the eccentric sleeve;
(4) when the eccentric position of the eccentric sleeve is consistent with the eccentric position corresponding to the correction model, the worm stops rotating, the worm is locked through the locking screw, the installation of the eccentric swing arm of the new rubber roller with different diameters is completed, and the accurate positioning of the rubber roller position is kept.
8. The working method of the oscillating arm type coating spreader roller constant pressure device as claimed in claim 7, wherein: the real-time eccentric position of the eccentric sleeve is displayed on a display screen and corresponds to the diameter value of the corresponding glue homogenizing rubber roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011525018.5A CN112547413B (en) | 2020-12-22 | 2020-12-22 | Swing arm type constant pressure device for coating glue homogenizing roller and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011525018.5A CN112547413B (en) | 2020-12-22 | 2020-12-22 | Swing arm type constant pressure device for coating glue homogenizing roller and working method thereof |
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| Publication Number | Publication Date |
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| CN112547413A true CN112547413A (en) | 2021-03-26 |
| CN112547413B CN112547413B (en) | 2021-09-24 |
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| CN202011525018.5A Active CN112547413B (en) | 2020-12-22 | 2020-12-22 | Swing arm type constant pressure device for coating glue homogenizing roller and working method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114700135A (en) * | 2022-04-02 | 2022-07-05 | 南昌矿机集团股份有限公司 | Cone crusher with stepless eccentric distance adjustment function |
| CN115319174A (en) * | 2022-08-19 | 2022-11-11 | 南通海迅智造科技股份有限公司 | Swing plate shearing machine |
| CN117681537A (en) * | 2024-02-04 | 2024-03-12 | 福建华夏合成革有限公司 | Preparation device and process of water-based bio-based synthetic leather |
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| CN114700135A (en) * | 2022-04-02 | 2022-07-05 | 南昌矿机集团股份有限公司 | Cone crusher with stepless eccentric distance adjustment function |
| CN114700135B (en) * | 2022-04-02 | 2024-01-30 | 南昌矿机集团股份有限公司 | Cone crusher with stepless adjustment of eccentricity |
| CN115319174A (en) * | 2022-08-19 | 2022-11-11 | 南通海迅智造科技股份有限公司 | Swing plate shearing machine |
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| CN117681537B (en) * | 2024-02-04 | 2024-05-03 | 福建华夏合成革有限公司 | Preparation device and process of water-based bio-based synthetic leather |
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