CN108166264B - A production line for sofa leather - Google Patents

A production line for sofa leather Download PDF

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Publication number
CN108166264B
CN108166264B CN201711406845.0A CN201711406845A CN108166264B CN 108166264 B CN108166264 B CN 108166264B CN 201711406845 A CN201711406845 A CN 201711406845A CN 108166264 B CN108166264 B CN 108166264B
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CN
China
Prior art keywords
roller
coating
support
fixed
driving
Prior art date
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Application number
CN201711406845.0A
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Chinese (zh)
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CN108166264A (en
Inventor
宓林飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHEJIANG RUILONG TEXTILE TECHNOLOGY Co.,Ltd.
Original Assignee
Pizhou Hengxiang Biological Products Co ltd
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Application filed by Pizhou Hengxiang Biological Products Co ltd filed Critical Pizhou Hengxiang Biological Products Co ltd
Priority to CN201711406845.0A priority Critical patent/CN108166264B/en
Publication of CN108166264A publication Critical patent/CN108166264A/en
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Publication of CN108166264B publication Critical patent/CN108166264B/en
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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/0086—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique
    • D06N3/0088—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by directly applying the resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
    • B05B13/0421—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with rotating spray heads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
    • B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
    • B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
    • B05B9/0403—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material
    • 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
    • B05C1/0826—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 the work being a web or sheets
    • 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
    • B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
    • 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
    • B05C13/00—Means for manipulating or holding work, e.g. for separate articles
    • B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
    • B05D3/0406—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/0086—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique
    • D06N3/0088—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by directly applying the resin
    • D06N3/009—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by directly applying the resin by spraying components on the web

Abstract

The invention provides a production line for sofa leather. The structure that it had solved current production line is too simple, needs artifical repetitive operation, technical problem such as production is loaded down with trivial details. The production line for the sofa leather comprises a base, wherein a roller coating device capable of performing roller coating on the sofa leather and a spraying device capable of spraying the sofa leather are arranged on the base. The invention has the advantage of rapid production.

Description

A production line for sofa leather
Technical Field
The invention relates to a production line for sofa leather.
Background
The sofa leather is a main raw material for manufacturing the real leather sofa, is used for manufacturing the surface of the sofa, and comprises a plurality of raw materials, including the real leather sofa leather, the PU sofa leather, the PVC shoe upper leather and the like.
Through retrieval, for example, chinese patent document discloses a synthetic leather production line [ application number: 201210017289.9, respectively; publication No.: CN 102535188B ]. This kind of synthetic leather production line, including substrate release, raw materials loading attachment, shaping closing device, hot drying device, deviation correcting device, cleaning device and coiling mechanism, its characterized in that: the raw material feeding device is fixed on the support, a sliding rail is arranged on the support, the raw material feeding device is arranged on the sliding rail and can slide on the sliding rail, and the distance between the discharge port of the raw material feeding device and the piece to be coated is adjustable.
Although the production line disclosed in the patent can meet the requirements of products with different widths, the production line is too simple in structure, needs to be operated manually and repeatedly, and is complicated to produce, so that the production line for sofa leather is necessary to be designed.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a production line for sofa leather, which has the characteristic of high production speed.
The purpose of the invention can be realized by the following technical scheme: the production line for the sofa leather comprises a base and is characterized in that a roller coating device capable of performing roller coating on the sofa leather and a spraying device capable of spraying the sofa leather are arranged on the base.
The working principle of the invention is as follows: the sofa leather is roll-coated by the roll coating device, and is sprayed by the spraying device, so that continuous and uninterrupted production can be realized, and the production is rapid.
The roller coating device comprises a first support, the first support is fixed on a base, a conveying belt for conveying sofa leather is arranged on the first support, one end of the conveying belt is an input end, the other end of the conveying belt is an output end, a first cleaning mechanism for cleaning the sofa leather and a roller coating mechanism for roller coating the sofa leather are further arranged on the first support, the roller coating mechanism comprises a coating roller, an adjusting roller, a left limiting piece, a right limiting piece, a storage tank, a moving seat, a feeding pipe, a stirring bar and a first vibration motor, the coating roller and the adjusting roller are both horizontally arranged on the first support in an axial fixing and circumferential rotating mode, the coating roller is positioned right above the output end of the conveying belt, a gap for the sofa leather to pass through is formed between the coating roller and the conveying belt, the end part of the coating roller is also connected with a first stepping motor capable of driving the coating roller to rotate, the left limiting piece is arranged on one side of the first support, the left limiting piece is, the left limiting piece is respectively contacted with the coating roller and the adjusting roller, the right limiting piece is arranged at the other side of the first support, the right limiting piece is connected with a push rod motor II capable of driving the first support to move back and forth, the right limiting piece is respectively contacted with the coating roller and the adjusting roller, a temporary storage part for temporarily storing the coating is formed among the left limiting piece, the right limiting piece, the coating roller and the adjusting roller, the moving seat is arranged on the first support, the moving seat is connected with a moving structure capable of driving the moving seat to move back and forth, the feeding pipe is obliquely arranged on the moving seat, the upper end of the feeding pipe is communicated with the side part of the storage barrel through a first connecting pipe, a first conveying pump is arranged on the first connecting pipe, the lower end of the feeding pipe is a discharge port, the discharge port faces the temporary storage part, the upper end of the stirring bar is hinged on the moving seat, the middle part of the stirring bar is connected with the moving seat through a first spring, the lower end of the stirring bar, the first vibration motor is fixed in the middle of the stirring strip.
By adopting the structure, the push rod of the first push rod motor is controlled to move back and forth, the push rod of the first push rod motor drives the left limiting sheet to move back and forth, the left limiting sheet is adjusted to a required position, the push rod of the second push rod motor is controlled to move back and forth, the push rod of the second push rod motor drives the right limiting sheet to move back and forth, and the right limiting sheet is adjusted to a required position; controlling an output shaft of the first stepping motor to rotate, driving the coating roller to vibrate by the output shaft of the first stepping motor, and conveying the sofa leather to the lower part of the coating roller through a conveying belt; the conveying pump I is started, the first connecting pipe is used for conveying the coating in the storage vat to the conveying pipe, the conveying pipe is output to the temporary storage portion through the conveying pipe, the moving seat is driven to move back and forth through the moving structure, the moving seat drives the conveying pipe and the stirring strip to move back and forth, meanwhile, the first vibrating motor is controlled to work, the first vibrating motor drives the stirring strip to vibrate up and down, the stirring strip is used for uniformly stirring the coating in the temporary storage portion, the coating roller is used for coating the coating on sofa leather, the quality of the sofa leather roller coating can be guaranteed, and the roller coating quality is good.
And the first connecting pipe is also provided with a flow regulating valve.
By adopting the structure, the flow in the first connecting pipe can be adjusted through the flow adjusting valve, and the adjustment is convenient.
The height of the left limiting piece is lower than that of the right limiting piece.
By adopting the structure, excessive coating in the temporary storage part can overflow from the left limiting piece.
The bracket I is also provided with an overflow structure, the overflow structure comprises an overflow groove and a first filter screen, the upper end of the overflow groove is connected with the side part of the left limiting sheet, the lower end of the overflow groove is communicated with the upper part of the storage barrel, and the first filter screen is arranged in the middle of the overflow groove.
By adopting the structure, the excessive coating in the temporary storage part can be conveyed back to the storage bucket through the overflow groove.
The first cleaning mechanism comprises a first stand column, a swing rod, an air blowing pipe, a second stepping motor and an air pump, the first stand column is fixed on the first support, the second stepping motor is fixed on the first stand column, an output shaft of the second stepping motor is horizontally arranged, the upper end of the swing rod is connected with the end part of the output shaft of the second stepping motor, the lower end of the swing rod is a free end, the air blowing pipe is fixed on the free end, and the air blowing pipe is communicated with the air pump through a second connecting pipe.
When the sofa leather on the conveyer belt needs to be cleaned, the air pump is started, the outside air is conveyed to the air blowing pipe through the second connecting pipe, meanwhile, the output shaft of the second control stepping motor drives the oscillating rod to swing back and forth, the oscillating rod drives the air blowing pipe to swing back and forth, the air blowing pipe cleans the sofa leather on the conveyer belt, and cleaning is convenient.
And a filter bag is also arranged on the second connecting pipe.
The stirring bar is made of stainless steel.
The moving structure comprises a main synchronizing wheel, a slave synchronizing wheel and a synchronous belt, the main synchronizing wheel is horizontally arranged on one side of the first support, the end part of the main synchronizing wheel is connected with a stepping motor III capable of driving the main synchronizing wheel to rotate, the slave synchronizing wheel is horizontally arranged on the other side of the first support, the synchronous belt is sleeved between the main synchronizing wheel and the slave synchronizing wheel, and the moving seat is fixed on the synchronous belt.
When the moving seat needs to move back and forth, the output shaft of the third stepping motor is controlled to rotate, the output shaft of the third stepping motor drives the main synchronizing wheel to rotate, the main synchronizing wheel drives the synchronous belt to rotate, and the synchronous belt drives the moving seat to move back and forth, so that the moving seat can move back and forth.
The spraying device comprises a separation box, the separation box is fixed on a base through supporting legs, the middle parts of two ends of the separation box are provided with channels, a driving roller which is horizontally arranged is arranged on the base, the end part of the driving roller is connected with a power motor I which can drive the driving roller to rotate, a driven roller which is horizontally arranged is arranged on the base, an annular conveying belt is arranged between the driving roller and the driven roller, the upper part of the conveying belt penetrates through the channels, the lower part of the conveying belt is positioned below the separation box, a spraying mechanism which can spray sofa leather on the conveying belt and a cleaning mechanism II which can clean the conveying belt are arranged on the base, the conveying belt comprises a plurality of strip belts which are parallel and arranged side by side, and a gap is formed between every two adjacent strip belts; the second cleaning mechanism comprises a second support, a plurality of rotating cylinders, a water tank and a guide roller, the water tank is fixed on the base, the water tank is located under the blocking box, the guide roller is rotatably arranged in the water tank, the guide roller is horizontally arranged, the lower portion of the conveying belt is in contact with the guide roller, the second support is fixed on the water tank, the rotating cylinders are obliquely arranged on the second support in an axial fixing and circumferential rotating mode, the strip-shaped belt penetrates through the rotating cylinders, the first brush strips are further arranged in the rotating cylinders, the first brush strips are spirally distributed, and a driving structure capable of driving the rotating cylinders to rotate is further arranged on the second support.
By adopting the structure, the output shaft of the first power motor is controlled to rotate, the output shaft of the first power motor drives the driving roller to rotate, the driving roller drives the conveying belt to rotate, the conveying belt conveys the sofa leather into the separation box, and the sofa leather is sprayed with the coating through the spraying mechanism, so that the spraying operation is realized; in the spraying process, the conveying belt passes through the water tank through the guide roller, the rotating cylinder is driven to rotate through the driving structure, the rotating cylinder drives the first brush strips to rotate, and the first brush strips brush off the coating on the strip-shaped belt, so that the spraying quality can be ensured, and the spraying effect is good.
A plurality of water outlet holes are formed in the side part of the rotating cylinder.
Adopt this structure, because it sets up to rotate a section of thick bamboo slope, it is located the basin to rotate a section of thick bamboo lower part, it is located basin upper portion to rotate a section of thick bamboo upper portion, it utilizes the water in the basin to wash away the banding area to rotate a section of thick bamboo lower part, it brushes futilely to rotate a section of thick bamboo upper portion to the banding area, combine to be the brush strip one that the spiral distributes, most rivers in the rotation section of thick bamboo flow downwards, and simultaneously, under the effect of centrifugal force, little water is exported from the apopore, with its brush again when the banding area sanitization, it is reliable to wash.
The driving structure comprises a second power motor, a driving wheel, a plurality of driven wheels and a belt, the second power motor is fixed on the second support, an output shaft of the second power motor is horizontally arranged, the driving wheel is fixed at the end part of the output shaft of the second power motor, the driven wheels are respectively fixed on the rotating cylinders, and the belt is sleeved between the driving wheel and the driven wheels.
When the rotating cylinder needs to be rotated, an output shaft of the power motor II is controlled to rotate, the output shaft of the power motor II drives the driving wheel to rotate, the driving wheel drives the driven wheel to rotate through the belt, the driven wheel drives the rotating cylinder to rotate, and therefore the rotating cylinder can be rotated.
The spraying mechanism comprises a rotary disc and a material storage barrel, the rotary disc is arranged on the upper portion of the separation box, the rotary disc is connected with a power motor III capable of driving the rotary disc to rotate, a plurality of spray heads are evenly arranged on the rotary disc, outlets of the spray heads face downwards, inlets of the spray heads are communicated with the material storage barrel through conveying pipes, and conveying pumps II are arranged on the conveying pipes.
When the sofa leather on the conveying belt needs to be sprayed, the second conveying pump is started, the coating stored in the barrel is conveyed to the spray head through the conveying pipe, the output shaft of the third power motor is controlled to rotate, the output shaft of the third power motor drives the rotary table to rotate, the rotary table drives the spray head to rotate, and the spray head sprays the coating onto the sofa leather on the conveying belt.
The barrier box is also provided with an observation port, and a transparent observation plate is arranged at the observation port.
By adopting the structure, the abnormity in the separation box can be conveniently observed through the observation plate, and the observation is convenient.
And a recovery mechanism is also arranged in the separation box.
Retrieve the mechanism including being annular accumulator and mounting bracket, the mounting bracket is fixed in separation case lower part, and the accumulator sets up on the mounting bracket, and the accumulator is located the carousel under, and the accumulator bottom is linked together through communicating pipe and stock bucket, is provided with filter screen two on communicating pipe.
By adopting the structure, the redundant coating sprayed by the spray head can be recycled through the recycling tank, and the coating is conveyed into the storage barrel from the communicating pipe after being filtered by the second filter screen.
The cross-section of accumulator is the U-shaped, and the accumulator includes bottom plate, outer panel and interior plate, and the outer panel lower extreme passes through elastic outer go-between and links to each other with the bottom plate outside, and the outer panel upper end passes through spring two and the mounting bracket links to each other, and the interior plate lower extreme passes through elastic inner connecting ring and links to each other with the bottom plate is inboard, and the interior plate upper end passes through spring three and the mounting bracket links to each other.
Structure more than adopting, because the accumulator adopts movable structure, according to the in-service use demand, outer splayed structure or interior splayed structure can be formed to outer lateral plate and interior curb plate, and outer splayed structure can make it have bigger working area when being used for spraying unnecessary coating to the shower nozzle and retrieving, and interior splayed structure can make on the better bottom plate that drops of coating on outer lateral plate and the interior curb plate when being used for clearing up the accumulator.
The outer side plate comprises a plurality of first plate bodies, and every two adjacent first plate bodies are connected through an elastic connecting strip I; the inner side plate comprises a plurality of second plate bodies, and every two adjacent second plate bodies are connected through an elastic connecting strip.
The base is provided with a cleaning structure capable of cleaning the recovery tank, the cleaning structure comprises a gear ring, a driving wheel, an annular guide rail, a sliding seat, a mounting bar, a fourth power motor, an outer support swing rod, an inner support swing rod, a second vibration motor, a vibrating block and an upright post, the annular guide rail is fixed on the mounting frame, the annular guide rail is positioned under the bottom plate, the sliding seat is arranged on the annular guide rail, the gear ring is fixed on the mounting frame, the gear ring is positioned on the inner side of the annular guide rail, a fourth power motor is fixed on the sliding seat, an output shaft of the fourth power motor is horizontally arranged, the end part of an output shaft of the fourth power motor is connected with the sliding seat, the driving wheel is fixed on the end part of an output shaft of the fourth power motor, the driving wheel is meshed with the gear ring, the middle part of the mounting bar is fixed on the sliding seat, the lower end of the outer support swing, the lower end of the inner support swing rod is hinged with the sliding seat, the upper end of the inner support rod is connected with a second guide wheel which can be contacted with an inner side plate, the middle part of the outer support rod is connected with the middle part of the inner support rod through a fourth spring, the outer support rod and the inner support rod are in an inverted V shape, a second vibration motor is fixed to the middle part of the mounting bar through a fifth spring, a vibration block is fixed to the second vibration motor and can be contacted with a bottom plate, a second upright post is fixed to the mounting bar, a fifth power motor is fixed to the second upright post, an output shaft of the fifth power motor faces vertically downwards, the end part of an output shaft of the fifth power motor is connected with a cleaning roller, the cross section of the cleaning roller is in the V shape, the cleaning roller is further provided with a second brush strip, and.
When the recovery tank needs to be cleaned, an output shaft of a power motor V is controlled to rotate, the output shaft of the power motor V drives the cleaning roller to rotate, inward acting force is exerted on the upper ends of a pair of outer side plates through a guide wheel, outward acting force is exerted on the upper ends of a pair of inner side plates through the guide wheel, and the outer side plates and the inner side plates form an inner splayed structure; the middle part of the outer supporting rod is connected with the middle part of the inner supporting rod through a spring IV, so that the outer supporting rod and the inner supporting rod can be linked; the output shaft of control power motor four rotates, power motor four's output shaft drives the drive wheel and rotates, the drive wheel meshes with the ring gear gradually and makes the slide remove along ring rail, the slide drives stand two and removes, stand two drive the removal roller and remove, the cleaning roller is to the bottom plate, outer panel and interior plate clear up, and simultaneously, the work of control vibrating motor two, vibrating motor two drives the vibrating mass and vibrates from top to bottom, the vibrating mass makes the bottom plate vibrate from top to bottom, thereby can be with the accumulator clean up, it is effectual to clear up.
The mounting bar is further provided with a supporting assembly, the supporting assembly comprises a first air cylinder, a second air cylinder, an outer supporting block and an inner supporting block, the first air cylinder is fixed to one end of the mounting bar, a piston rod of the first air cylinder inclines upwards, the end part of a piston rod of the first air cylinder is connected with the outer supporting block, the outer supporting block can abut against the outer supporting block, the second air cylinder is fixed to the other end of the mounting bar, the piston rod of the second air cylinder inclines upwards, the piston rod of the first air cylinder is inverted-splayed with the piston rod of the second air cylinder, the end part of the piston rod of the second air cylinder is connected with the inner supporting block, and the inner supporting block can abut against the inner supporting.
By adopting the structure, when the outer supporting rod and the inner supporting rod do not work, the piston rod of the first air cylinder is controlled to move, the piston rod of the first air cylinder drives the outer supporting block to move, the outer supporting block enables the outer supporting rod to support the outer supporting rod outwards, meanwhile, the piston rod of the second air cylinder is controlled to move, the piston rod of the second air cylinder drives the inner supporting block to move, and the inner supporting block enables the inner supporting rod to support the inner supporting rod inwards.
Compared with the prior art, the production line for sofa leather has the following advantages:
1. the invention controls a stepping motor to drive a coating roller to vibrate, and conveys sofa leather to the lower part of the coating roller through a conveying belt; the conveying pump I is started, the first connecting pipe is used for conveying the coating in the storage vat to the conveying pipe, the conveying pipe outputs the coating to the temporary storage portion, the conveying pipe and the stirring strip are driven to move back and forth by the moving seat, meanwhile, the vibration motor is controlled to drive the stirring strip to vibrate up and down, the stirring strip is used for uniformly stirring the coating in the temporary storage portion, the coating roller is used for coating the coating on sofa leather, the quality of roll coating of the sofa leather can be guaranteed, and the roll coating quality is good.
2. The swing rod is driven to swing back and forth through the second stepping motor, the swing rod drives the air blowing pipe to swing back and forth, and the air blowing pipe cleans sofa leather on the conveying belt, so that the cleaning is convenient.
3. The conveying belt passes through the water tank through the guide roller, the rotating cylinder is driven to rotate by the power motor II, the rotating cylinder drives the brush strip I to rotate, and the paint on the strip belt is brushed away by the brush strip I, so that the spraying quality can be ensured, and the spraying effect is good.
Drawings
Fig. 1 is a schematic perspective view of a roll coater.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
FIG. 3 is a schematic perspective view of the roll coating apparatus with portions broken away.
Fig. 4 is a schematic perspective view of the spray coating device.
Fig. 5 is a schematic perspective view of the spray device with parts removed.
Fig. 6 is a schematic perspective view of a recovery tank in the spray coating device.
Fig. 7 is a partially enlarged view at B in fig. 6.
FIG. 8 is a cross-sectional view of a cleaning structure in the spray coating device.
In the figure, 1, a base; 2. a first bracket; 3. a first connecting pipe; 4. a first stepping motor; 5. a flow regulating valve; 6. a first delivery pump; 7. a push rod motor I; 8. a storage barrel; 9. an overflow trough; 11. a first filter screen; 12. a left limiting sheet; 13. a main synchronizing wheel; 14. a regulating roller; 15. a right limiting sheet; 16. a push rod motor II; 17. a slave synchronizing wheel; 18. a synchronous belt; 19. a coating roller; 21. a first upright post; 22. an air pump; 24. a second stepping motor; 25. a swing lever; 26. a second connecting pipe; 27. an air blowing pipe; 28. a conveyor belt; 29. a step motor III; 31. a first spring; 32. a first vibration motor; 33. stirring strips; 34. a feed pipe; 35. a movable seat; 42. a conveyor belt; 42a, strip-shaped bands; 43. a driven roller; 44. a barrier box; 45. a water tank; 46. a communicating pipe; 47. a second filter screen; 48. a storage barrel; 49. a second delivery pump; 51. a first power motor; 52. a drive roll; 53. a delivery pipe; 54. a recovery tank; 54a, a bottom plate; 54b, an outer panel; 54b1, plate one; 54b2, connecting strip one; 54c, an inner side plate; 54c1 and a second plate body; 54c2, connecting strip two; 54d, an outer connecting ring; 54e, inner connecting ring; 55. a turntable; 56. a third power motor; 57. a spray head; 58. a guide roller; 59. a belt; 61. a driven wheel; 62. a rotating cylinder; 62a, water outlet holes; 63. a first brush strip; 64. a driving wheel; 65. a second power motor; 66. a second bracket; 67. a mounting frame; 68. a ring gear; 69. a drive wheel; 71. a power motor IV; 72. an annular guide rail; 73. a slide base; 74. a fifth spring; 75. a second vibration motor; 76. vibrating the block; 77. a first cylinder; 78. an outer support block; 79. an outer support swing rod; 81. a first guide wheel; 82. a second upright post; 83. a second spring; 84. a power motor V; 85. cleaning the roller; 86. a second brush strip; 87. a third spring; 88. a second guide wheel; 89. an inner support swing rod; 91. a fourth spring; 92. mounting a bar; 93. an inner support block; 94. and a second air cylinder.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1-8, the production line for sofa leather comprises a base 1, wherein the base 1 is provided with a roller coating device capable of performing roller coating on sofa leather and a spraying device capable of spraying the sofa leather.
The roller coating device comprises a first support 2, the first support 2 is fixed on a base 1, a conveying belt 28 for conveying sofa leather is arranged on the first support 2, one end of the conveying belt 28 is an input end, the other end of the conveying belt 28 is an output end, a first cleaning mechanism for cleaning the sofa leather and a roller coating mechanism for roller coating the sofa leather are further arranged on the first support 2, the roller coating mechanism comprises a coating roller 19, an adjusting roller 14, a left limiting piece 12, a right limiting piece 15, a storage barrel 8, a moving seat 35, a feeding pipe 34, a stirring bar 33 and a vibration motor 32, the coating roller 19 and the adjusting roller 14 are horizontally arranged on the first support 2 in an axial fixing and circumferential rotating mode, the coating roller 19 is positioned right above the output end of the conveying belt 28, a gap for the sofa leather to pass through is formed between the coating roller 19 and the conveying belt 28, the end part of the coating roller 19 is further connected with a first stepping motor 4 capable of driving the, the left limiting piece 12 is arranged on one side of the first support 2, the left limiting piece 12 is connected with a first push rod motor 7 capable of driving the first push rod motor to move back and forth, in the embodiment, the first push rod motor 7 is fixed on one side of the first support 2, and the end part of a push rod of the first push rod motor 7 is connected with the left limiting piece 12; the left limiting piece 12 is respectively contacted with the coating roller 19 and the adjusting roller 14, the right limiting piece 15 is arranged at the other side of the first bracket 2, the right limiting piece 15 is connected with a second push rod motor 16 capable of driving the first bracket 2 to move back and forth, in the embodiment, the second push rod motor 16 is fixed at the other side of the first bracket 2, and the push rod end part of the second push rod motor 16 is connected with the right limiting piece 15; the right limiting piece 15 is respectively contacted with the coating roller 19 and the adjusting roller 14, a temporary storage part for temporarily storing the coating is formed among the left limiting piece 12, the right limiting piece 15, the coating roller 19 and the adjusting roller 14, a moving seat 35 is arranged on a first support 2, the moving seat 35 is connected with a moving structure capable of driving the moving seat to move back and forth, a feeding pipe 34 is obliquely arranged on the moving seat 35, the upper end of the feeding pipe 34 is communicated with the side part of the storage barrel 8 through a first connecting pipe 3, a first conveying pump 6 is arranged on the first connecting pipe 3, the lower end of the feeding pipe 34 is a discharge port facing the temporary storage part, the upper end of the stirring strip 33 is hinged on the moving seat 35, the middle part of the stirring strip 33 is connected with the moving seat 35 through a first spring 31, the lower end of the stirring strip 33 is positioned in the temporary storage part, a plurality of V-shaped first guide holes and a plurality of inverted-V-shaped second guide holes are further formed in the lower, the number of the second diversion holes is ten; the first vibration motor 32 is fixed in the middle of the stirring bar 33, and in the embodiment, the first vibration motor 32 is fixed in the middle of the stirring bar 33 through a bolt connection mode.
The first connecting pipe 3 is also provided with a flow regulating valve 5; by adopting the structure, the flow in the first connecting pipe 3 can be adjusted through the flow adjusting valve 5, and the adjustment is convenient.
The height of the left limiting piece 12 is lower than that of the right limiting piece 15; by adopting the structure, excessive coating in the temporary storage part can overflow from the left limiting piece 12.
The bracket I2 is also provided with an overflow structure, the overflow structure comprises an overflow groove 9 and a filter screen I11, the upper end of the overflow groove 9 is connected with the side part of the left limiting sheet 12, the lower end of the overflow groove 9 is communicated with the upper part of the storage barrel 8, and the filter screen I11 is arranged in the middle of the overflow groove 9; by adopting the structure, the excessive coating in the temporary storage part can be conveyed back to the storage bucket 8 through the overflow groove 9.
The first cleaning mechanism comprises a first upright post 21, a swing rod 25, an air blowing pipe 27, a second stepping motor 24 and an air pump 22, wherein the first upright post 21 is fixed on the first bracket 2, and in the embodiment, the first upright post 21 is fixed on the first bracket 2 in a welding mode; the second stepping motor 24 is fixed on the first upright post 21, an output shaft of the second stepping motor 24 is horizontally arranged, the upper end of the swing rod 25 is connected with the end part of the output shaft of the second stepping motor 24, the lower end of the swing rod 25 is a free end, the air blowing pipe 27 is fixed on the free end, and the air blowing pipe 27 is communicated with the air pump 22 through a second connecting pipe 26.
The second connecting pipe 26 is also provided with a filter bag.
The material of the stirring bar 33 is stainless steel.
The moving structure comprises a main synchronizing wheel 13, a slave synchronizing wheel 17 and a synchronous belt 18, wherein the main synchronizing wheel 13 is horizontally arranged on one side of a first support 2, the end part of the main synchronizing wheel 13 is connected with a third stepping motor 29 capable of driving the main synchronizing wheel to rotate, the slave synchronizing wheel 17 is horizontally arranged on the other side of the first support 2, the synchronous belt 18 is sleeved between the main synchronizing wheel 13 and the slave synchronizing wheel 17, a moving seat 35 is fixed on the synchronous belt 18, and in the embodiment, the moving seat 35 is fixed on the synchronous belt 18 in a bolt connection mode.
The working principle of the roller coating device is as follows: a push rod of a first push rod motor 7 is controlled to drive a left limiting piece 12 to move back and forth, the left limiting piece 12 is adjusted to a required position, a push rod of a second push rod motor 16 is controlled to drive a right limiting piece 15 to move back and forth, and the right limiting piece 15 is adjusted to a required position; controlling an output shaft of the first stepping motor 4 to drive the coating roller 19 to vibrate; the air pump 22 is started, outside air is conveyed into the air blowing pipe 27 through the second connecting pipe 26, meanwhile, the output shaft of the second stepping motor 24 is controlled to drive the swing rod 25 to swing back and forth, the swing rod 25 drives the air blowing pipe 27 to swing back and forth, and the air blowing pipe 27 cleans sofa leather on the conveying belt 28; the first conveying pump 6 is started, the coating in the storage bucket 8 is conveyed to the feeding pipe 34 through the first connecting pipe 3, the coating is output to the temporary storage portion through the feeding pipe 34, the output shaft of the third stepping motor 29 is controlled to drive the main synchronous wheel 13 to rotate, the main synchronous wheel 13 drives the synchronous belt 18 to rotate, the synchronous belt 18 drives the movable seat 35 to move back and forth, the movable seat 35 drives the feeding pipe 34 and the stirring strip 33 to move back and forth, meanwhile, the first vibrating motor 32 is controlled to work, the first vibrating motor 32 drives the stirring strip 33 to vibrate up and down, the stirring strip 33 uniformly stirs the coating in the temporary storage portion, the coating roller 19 coats the coating on the sofa leather, and the quality of roller coating of the sofa leather can be guaranteed.
The spraying device comprises a blocking box 44, wherein the blocking box 44 is fixed on a base 1 through supporting legs, the middle parts of two ends of the blocking box 44 are provided with channels, a driving roller 52 which is horizontally arranged is arranged on the base 1, the end part of the driving roller 52 is connected with a first power motor 51 which can drive the driving roller to rotate, in the embodiment, the first power motor 51 is fixed on the base 1, the output shaft of the first power motor 51 is horizontally arranged, and the end part of the output shaft of the first power motor 51 is connected with the end part of the driving roller 52; the base 1 is provided with a driven roller 43 which is horizontally arranged, an annular conveying belt 42 is arranged between a driving roller 52 and the driven roller 43, the upper part of the conveying belt 42 penetrates through a channel, the lower part of the conveying belt 42 is positioned below a baffle box 44, the base 1 is provided with a spraying mechanism capable of spraying sofa leather on the conveying belt 42 and a cleaning mechanism II capable of cleaning the conveying belt 42, the conveying belt 42 comprises a plurality of strip-shaped belts 42a which are arranged in parallel and side by side, and in the embodiment, the number of the strip-shaped belts 42a is eight; a gap is formed between every two adjacent strip-shaped belts 42 a; the second cleaning mechanism comprises a second bracket 66, a plurality of rotary cylinders 62, a water tank 45 and guide rollers 58, wherein in the embodiment, the number of the rotary cylinders 62 is eight; the water tank 45 is fixed on the base 1, and in the embodiment, the water tank 45 is fixed on the base 1 by welding; the water tank 45 is positioned right below the baffle box 44, the guide roller 58 is rotatably arranged in the water tank 45, the guide roller 58 is horizontally arranged, the lower part of the conveyor belt 42 is in contact with the guide roller 58, the second bracket 66 is fixed on the water tank 45, and in the embodiment, the second bracket 66 is fixed on the water tank 45 in a welding mode; the rotating cylinder 62 is obliquely arranged on the second support 66 in an axially fixed and circumferentially rotating mode, the strip-shaped belt 42a penetrates through the rotating cylinder 62, the first brush strip 63 is further arranged in the rotating cylinder 62, the first brush strip 63 is spirally distributed, and a driving structure capable of driving the rotating cylinder 62 to rotate is further arranged on the second support 66.
A plurality of water outlet holes 62a are further formed in the side portion of the rotary cylinder 62, and in this embodiment, the number of the water outlet holes 62a is thirty.
The driving structure comprises a second power motor 65, a driving wheel 64, a plurality of driven wheels 61 and a belt 59, wherein in the embodiment, the number of the driven wheels 61 is eight; the second power motor 65 is fixed on the second bracket 66, and in the embodiment, the second power motor 65 is fixed on the second bracket 66 in a bolt connection manner; an output shaft of the second power motor 65 is horizontally arranged, the driving wheel 64 is fixed at the end part of the output shaft of the second power motor 65, the driven wheels 61 are respectively fixed on the rotating cylinders 62, and the belt 59 is sleeved between the driving wheel 64 and the driven wheels 61.
In the spraying process, the conveyor belt 42 passes through the water tank 45 through the guide roller 58, an output shaft of a power motor II 65 is controlled to drive a driving wheel 64 to rotate, the driving wheel 64 drives a driven wheel 61 to rotate through a belt 59, the driven wheel 61 drives a rotating cylinder 62 to rotate, the rotating cylinder 62 drives a brush strip I63 to rotate, and the brush strip I63 brushes off the coating on the strip belt 42 a; because the rotating cylinder 62 is obliquely arranged, the lower part of the rotating cylinder 62 is positioned in the water tank 45, the upper part of the rotating cylinder 62 is positioned at the upper part of the water tank 45, the strip-shaped belt 42a is washed by the water in the water tank 45 at the lower part of the rotating cylinder 62, the strip-shaped belt 42a is brushed at the upper part of the rotating cylinder 62, and by combining the spirally-distributed brush strips I63, most of the water in the rotating cylinder 62 flows downwards, and meanwhile, under the action of centrifugal force, less water is output from the water outlet hole 62a, so that the strip-shaped belt 42a is brushed at the same time of being cleaned, and the cleaning is reliable.
The spraying mechanism comprises a rotary disc 55 and a storage barrel 48, the rotary disc 55 is arranged at the upper part of the separation box 44, the rotary disc 55 is connected with a power motor III 56 which can drive the rotary disc 55 to rotate, in the embodiment, the power motor III 56 is fixed at the upper part of the separation box 44, the output shaft of the power motor III 56 is vertically downward, and the end part of the output shaft of the power motor III 56 is connected with the rotary disc 55; a plurality of spray heads 57 are uniformly arranged on the turntable 55, and in the embodiment, the number of the spray heads 57 is six; the outlet of the spray nozzle 57 faces downwards, the inlet of the spray nozzle 57 is communicated with the storage barrel through the delivery pipe 53, and the delivery pump II 49 is arranged on the delivery pipe 53.
The barrier box 44 is also provided with an observation port, and a transparent observation plate is arranged at the observation port; by adopting the structure, the abnormity in the separation box 44 can be conveniently observed through the observation plate, and the observation is convenient.
The separation box 44 is also internally provided with a recovery mechanism, the recovery mechanism comprises an annular recovery groove 54 and a mounting frame 67, the mounting frame 67 is fixed at the lower part of the separation box 44, and in the embodiment, the mounting frame 67 is fixed at the lower part of the separation box 44 in a bolt connection manner; the recovery tank 54 is arranged on the mounting frame 67, the recovery tank 54 is positioned right below the turntable 55, the bottom of the recovery tank 54 is communicated with the storage barrel 48 through a communicating pipe 46, and the communicating pipe 46 is provided with a second filter screen 47.
The recovery groove 54 has a U-shaped cross-section, the recovery groove 54 includes a bottom plate 54a, an outer plate 54b and an inner plate 54c, the lower end of the outer plate 54b is connected to the outside of the bottom plate 54a through an elastic outer connecting ring 54d, the upper end of the outer plate 54b is connected to the mounting bracket 67 through a second spring 83, the lower end of the inner plate 54c is connected to the inside of the bottom plate 54a through an elastic inner connecting ring 54e, and the upper end of the inner plate 54c is connected to the mounting bracket 67 through a third spring 87.
The outer side plate 54b comprises a plurality of plate bodies 54b1, two adjacent plate bodies 54b1 are connected through an elastic connecting strip 54b2, and in the embodiment, the number of the plate bodies 54b1 is twenty; the inner side plate 54c comprises a plurality of second plate bodies 54c1, and in the embodiment, the number of the second plate bodies 54c1 is twenty; two adjacent plate bodies 54c1 are connected by an elastic connecting strip 54c 2.
The base 1 is provided with a cleaning structure capable of cleaning the recovery tank 54, the cleaning structure comprises a gear ring 68, a driving wheel 69, an annular guide rail 72, a sliding seat 73, a mounting bar 92, a power motor IV 71, an outer support swing rod 79, an inner support swing rod 89, a vibration motor II 75, a vibration block 76 and an upright post II 82, the annular guide rail 72 is fixed on the mounting frame 67, and in the embodiment, the annular guide rail 72 is fixed on the mounting frame 67 in a bolt connection mode; the annular guide rail 72 is positioned right below the bottom plate 54a, the slide carriage 73 is arranged on the annular guide rail 72, and the ring gear 68 is fixed on the mounting frame 67, in the embodiment, the ring gear 68 is fixed on the mounting frame 67 in a bolt connection manner; the gear ring 68 is positioned on the inner side of the annular guide rail 72, the power motor four 71 is fixed on the sliding seat 73, and in the embodiment, the power motor four 71 is fixed on the sliding seat 73 in a bolt connection mode; an output shaft of the power motor IV 71 is horizontally arranged, the end part of the output shaft of the power motor IV 71 is connected with the sliding seat 73, the driving wheel 69 is fixed at the end part of the output shaft of the power motor IV 71, the driving wheel 69 is meshed with the gear ring 68, the middle part of the mounting bar 92 is fixed on the sliding seat 73, and in the embodiment, the middle part of the mounting bar 92 is fixed on the sliding seat 73 in a bolt connection mode; the lower end of an outer support swing rod 79 is hinged with one end of a mounting bar 92, the upper end of an outer support rod is connected with a first guide wheel 81, the first guide wheel 81 can be contacted with an outer side plate 54b, the lower end of an inner support swing rod 89 is hinged with a sliding seat 73, the upper end of the inner support rod is connected with a second guide wheel 88, the second guide wheel 88 can be contacted with an inner side plate 54c, the middle part of the outer support rod is connected with the middle part of the inner support rod through a fourth spring 91, the outer support rod and the inner support rod are inverted splayed, a second vibrating motor 75 is fixed at the middle part of the mounting bar 92 through a fifth spring 74, a vibrating block 76 is fixed on the second vibrating motor 75, and in the embodiment, the vibrating block 76 is fixed on the second; the vibrating block 76 can contact with the bottom plate 54a, the second column 82 is fixed on the mounting strip 92, and in the embodiment, the second column 82 is fixed on the mounting strip 92 in a welding manner; a power motor five 84 is fixed on the second upright post 82, and in the embodiment, the power motor five 84 is fixed on the second upright post 82 in a bolt connection manner; the output shaft of the power motor five 84 is vertically downward, the end part of the output shaft of the power motor five 84 is connected with the cleaning roller 85, the section of the cleaning roller 85 is splayed, a second brush strip 86 is further arranged on the cleaning roller 85, and the second brush strip 86 is spirally distributed.
Because the recycling tank 54 is of a movable structure, the outer side plate 54b and the inner side plate 54c can form an outer splayed structure or an inner splayed structure according to actual use requirements, the outer splayed structure can have a larger working area when being used for spraying redundant paint to the spray head 57 for recycling, and the inner splayed structure can enable the paint on the outer side plate 54b and the inner side plate 54c to better fall onto the bottom plate 54a when being used for cleaning the recycling tank 54; an output shaft of a power motor five 84 is controlled to drive a cleaning roller 85 to rotate, an inward acting force is applied to the upper end of the outer side plate 54b through a guide wheel one 81, an outward acting force is applied to the upper end of the inner side plate 54c through a guide wheel two 88, and the outer side plate 54b and the inner side plate 54c form an inner splayed structure; the middle part of the outer supporting rod is connected with the middle part of the inner supporting rod through a spring IV 91, so that the outer supporting rod and the inner supporting rod can be linked; an output shaft of the fourth control power motor 71 drives the driving wheel 69 to rotate, the driving wheel 69 is gradually meshed with the gear ring 68 to enable the sliding seat 73 to move along the annular guide rail 72, the sliding seat 73 drives the second upright post 82 to move, the second upright post 82 drives the cleaning roller 85 to move, the cleaning roller 85 cleans the bottom plate 54a, the outer side plate 54b and the inner side plate 54c, meanwhile, the second control vibration motor 75 drives the vibration block 76 to vibrate up and down, and the vibration block 76 enables the bottom plate 54a to vibrate up and down, so that the recovery tank 54 can be cleaned up, and the cleaning effect is good.
The mounting bar 92 is further provided with a support assembly, the support assembly comprises a first air cylinder 77, a second air cylinder 94, an outer support block 78 and an inner support block 93, the first air cylinder 77 is fixed on one end of the mounting bar 92, and in the embodiment, the first air cylinder 77 is fixed on one end of the mounting bar 92 in a bolt connection mode; the piston rod of the first cylinder 77 inclines upwards, the end part of the piston rod of the first cylinder 77 is connected with the outer support block 78, the outer support block 78 can be abutted against the outer support rod, and the second cylinder 94 is fixed at the other end of the mounting bar 92, in the embodiment, the second cylinder 94 is fixed at the other end of the mounting bar 92 in a bolt connection mode; the piston rod of the second cylinder 94 inclines upwards, the piston rod of the first cylinder 77 and the piston rod of the second cylinder 94 are in an inverted splayed shape, the end part of the piston rod of the second cylinder 94 is connected with the inner support block 93, and the inner support block 93 can be abutted against the inner support rod; by adopting the structure, when the outer supporting rod and the inner supporting rod do not work, the piston rod of the control cylinder I77 drives the outer supporting block 78 to move, the outer supporting block 78 supports the outer supporting rod outwards, meanwhile, the piston rod of the control cylinder II 94 drives the inner supporting block 93 to move, and the inner supporting block 93 supports the inner supporting rod inwards.
The working principle of the spraying device is as follows: an output shaft of a first control power motor 51 drives a driving roller 52 to rotate, the driving roller 52 drives a conveyor belt 42 to rotate, the conveyor belt 42 conveys sofa leather into a blocking box 44, a second delivery pump 49 is started, paint stored in a storage barrel is conveyed to a spray head 57 through a conveying pipe 53, an output shaft of a third control power motor 56 drives a rotary disc 55 to rotate, the rotary disc 55 drives the spray head 57 to rotate, the spray head 57 sprays the paint onto the sofa leather on the conveyor belt 42, redundant paint sprayed by the spray head 57 can be recovered through a recovery tank 54, after filtering is carried out by a second filter screen 47, the sofa leather is conveyed into a storage barrel 48 through a communicating pipe 46, and spraying operation is achieved.

Claims (7)

1. A production line for sofa leather comprises a base and is characterized in that a roller coating device capable of roller coating the sofa leather and a spraying device capable of spraying the sofa leather are arranged on the base; the roller coating device comprises a first support, the first support is fixed on a base, a conveying belt for conveying sofa leather is arranged on the first support, one end of the conveying belt is an input end, the other end of the conveying belt is an output end, a first cleaning mechanism for cleaning the sofa leather and a roller coating mechanism for roller coating the sofa leather are further arranged on the first support, the roller coating mechanism comprises a coating roller, an adjusting roller, a left limiting piece, a right limiting piece, a storage tank, a moving seat, a feeding pipe, a stirring bar and a first vibration motor, the coating roller and the adjusting roller are both horizontally arranged on the first support in an axial fixing and circumferential rotating mode, the coating roller is positioned right above the output end of the conveying belt, a gap for the sofa leather to pass through is formed between the coating roller and the conveying belt, the end part of the coating roller is also connected with a first stepping motor capable of driving the coating roller to rotate, the left limiting piece is arranged on one side of the first support, the left limiting piece is, the left limiting piece is respectively contacted with the coating roller and the adjusting roller, the right limiting piece is arranged at the other side of the first support, the right limiting piece is connected with a push rod motor II capable of driving the first support to move back and forth, the right limiting piece is respectively contacted with the coating roller and the adjusting roller, a temporary storage part for temporarily storing the coating is formed among the left limiting piece, the right limiting piece, the coating roller and the adjusting roller, the moving seat is arranged on the first support, the moving seat is connected with a moving structure capable of driving the moving seat to move back and forth, the feeding pipe is obliquely arranged on the moving seat, the upper end of the feeding pipe is communicated with the side part of the storage barrel through a first connecting pipe, a first conveying pump is arranged on the first connecting pipe, the lower end of the feeding pipe is a discharge port, the discharge port faces the temporary storage part, the upper end of the stirring bar is hinged on the moving seat, the middle part of the stirring bar is connected with the moving seat through a first spring, the lower end of the stirring bar, the first vibration motor is fixed in the middle of the stirring strip; the spraying device comprises a separation box, the separation box is fixed on a base through supporting legs, the middle parts of two ends of the separation box are provided with channels, a driving roller which is horizontally arranged is arranged on the base, the end part of the driving roller is connected with a power motor I which can drive the driving roller to rotate, a driven roller which is horizontally arranged is arranged on the base, an annular conveying belt is arranged between the driving roller and the driven roller, the upper part of the conveying belt penetrates through the channels, the lower part of the conveying belt is positioned below the separation box, a spraying mechanism which can spray sofa leather on the conveying belt and a cleaning mechanism II which can clean the conveying belt are arranged on the base, the conveying belt comprises a plurality of strip belts which are parallel and arranged side by side, and a gap is formed between every two adjacent strip belts; the second cleaning mechanism comprises a second support, a plurality of rotating cylinders, a water tank and a guide roller, the water tank is fixed on the base, the water tank is located under the blocking box, the guide roller is rotatably arranged in the water tank, the guide roller is horizontally arranged, the lower portion of the conveying belt is in contact with the guide roller, the second support is fixed on the water tank, the rotating cylinders are obliquely arranged on the second support in an axial fixing and circumferential rotating mode, the strip-shaped belt penetrates through the rotating cylinders, the first brush strips are further arranged in the rotating cylinders, the first brush strips are spirally distributed, and a driving structure capable of driving the rotating cylinders to rotate is further arranged on the second support.
2. The production line for sofa leather according to claim 1, wherein a flow regulating valve is further arranged on the first connecting pipe.
3. The production line for sofa leather of claim 1, wherein the height of the left limiting piece is lower than the height of the right limiting piece.
4. The production line for sofa leather according to claim 1, wherein the first cleaning mechanism comprises a first upright post, a swing rod, an air blowing pipe, a second stepping motor and an air pump, the first upright post is fixed on the first support, the second stepping motor is fixed on the first upright post, an output shaft of the second stepping motor is horizontally arranged, the upper end of the swing rod is connected with the end part of the output shaft of the second stepping motor, the lower end of the swing rod is a free end, the air blowing pipe is fixed on the free end, and the air blowing pipe is communicated with the air pump through a second connecting pipe.
5. The production line for sofa leather according to claim 1, wherein the moving structure comprises a main synchronizing wheel, a secondary synchronizing wheel and a synchronous belt, the main synchronizing wheel is horizontally arranged on one side of the first bracket, the end part of the main synchronizing wheel is connected with a stepping motor III capable of driving the main synchronizing wheel to rotate, the secondary synchronizing wheel is horizontally arranged on the other side of the first bracket, the synchronous belt is sleeved between the main synchronizing wheel and the secondary synchronizing wheel, and the moving seat is fixed on the synchronous belt.
6. The production line for sofa leather as claimed in claim 1, wherein the driving structure comprises a second power motor, a driving wheel, a plurality of driven wheels and a belt, the second power motor is fixed on the second bracket, an output shaft of the second power motor is horizontally arranged, the driving wheel is fixed at the end part of the output shaft of the second power motor, the driven wheels are respectively fixed on the rotating cylinders, and the belt is sleeved between the driving wheel and the driven wheels.
7. The production line for sofa leathers of claim 1, wherein a recycling mechanism is further provided in the baffle box.
CN201711406845.0A 2017-12-22 2017-12-22 A production line for sofa leather Active CN108166264B (en)

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