CN108787218B - Pipeline spraying device - Google Patents
Pipeline spraying device Download PDFInfo
- Publication number
- CN108787218B CN108787218B CN201810593489.6A CN201810593489A CN108787218B CN 108787218 B CN108787218 B CN 108787218B CN 201810593489 A CN201810593489 A CN 201810593489A CN 108787218 B CN108787218 B CN 108787218B
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- fixedly connected
- rack
- pipeline
- spraying
- cavity
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- 238000005507 spraying Methods 0.000 title claims abstract description 68
- 239000003973 paint Substances 0.000 claims abstract description 61
- 239000007921 spray Substances 0.000 claims abstract description 55
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 42
- 238000005096 rolling process Methods 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 30
- 230000005540 biological transmission Effects 0.000 claims description 18
- 238000010422 painting Methods 0.000 claims description 9
- 230000001680 brushing effect Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 11
- 230000033001 locomotion Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 6
- 239000000945 filler Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000005489 elastic deformation Effects 0.000 description 3
- 239000013013 elastic material Substances 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
-
- 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
- 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
- B05B13/0278—Arrangement or mounting of spray heads
-
- 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
- B05C1/06—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 by rubbing contact, e.g. by brushes, by pads
Landscapes
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
- Spray Control Apparatus (AREA)
Abstract
The invention discloses a pipeline spraying device, which comprises a feeding module and a clamping module, wherein the feeding module comprises a rack, a spraying cavity arranged at the upper part of the rack, a driving motor arranged at the upper part of the spraying cavity, a bidirectional screw rod movably connected to the lower part of the driving motor, a spray head respectively connected to the left side and the right side of the bidirectional screw rod, a liquid guide pipe communicated with the lower part of the spraying cavity, a spray head connected to the lower part of the liquid guide pipe, and the clamping module comprises a universal joint connected to the left side of the bidirectional screw rod in a rolling manner, a triangular clamping column for clamping a pipeline is arranged on the universal joint, an adjusting wheel is arranged on the right side of the rack, and a triangular clamping column for clamping a pipeline is arranged on the adjusting wheel; the paint is sprayed on the surface of the pipeline comprehensively and uniformly.
Description
Technical Field
The invention belongs to the technical field of pipeline spraying, and particularly relates to a pipeline spraying device.
Background
The pipeline often need to spray paint to it at production technology's end and anticorrosives anti-rust treatment, and current pipeline paint spraying apparatus structure is complicated, and the effect of spraying paint is not good, and paint vehicle can not evenly spray in pipeline surface, and the spraying effect is not good, and pipeline surface edge is difficult to spout paint vehicle.
Disclosure of Invention
The present invention overcomes the deficiencies of the prior art and a first object of the present invention is to provide a line spray coating device that provides a full and uniform spray of paint.
The second invention aims to provide another pipeline sprayer which has high spraying efficiency and uniform spraying.
The third object of the present invention is to provide a third type of line sprayer with high spraying efficiency and uniform spraying.
In order to achieve the first object, the invention adopts the following technical scheme:
the pipeline spraying device comprises a feeding module and a clamping module, wherein the feeding module comprises a rack, a spraying cavity arranged at the upper part of the rack, a driving motor arranged at the upper part of the spraying cavity, a bidirectional screw rod movably connected to the lower part of the driving motor, a spray head respectively connected to the left side and the right side of the bidirectional screw rod, a liquid guide pipe communicated with the lower part of the spraying cavity, and a spray head connected to the lower part of the liquid guide pipe; the universal joint can move the position of the universal joint while keeping rotating, move the pipeline left and right, and spray the part of the pipeline which is not sprayed completely; the driving motor is used for driving the bidirectional screw rod to rotate, so that the universal joint is driven to rotate, the pipeline is clamped by the triangular clamping column, the pipeline is driven to rotate, and paint can be sprayed uniformly.
Furthermore, external threads are respectively arranged on the adjusting wheel and the universal joint, and fixing nuts for fixing the triangular clamping columns are respectively arranged on the universal joint and the adjusting wheel; the position of the triangular clamping column is controlled by the fixing nut so as to clamp pipelines of various sizes and models.
Furthermore, the triangular clamping column is provided with a fixing plate; the triangle card post is the point contact with the pipeline, and the fixed plate is face contact with the pipeline, increases area of contact, strengthens the stability to the pipeline.
Furthermore, be equipped with a rotation handle of dismantling the connection on the fixation nut, use and rotate in the handle twists fixation nut and triangle card post into the pipeline, rotate the removable dismantlement of handle, spout when avoiding using the part by the paint vehicle spraying, increase life.
Furthermore, sliding grooves matched with the triangular clamping columns are formed in the universal joints and the adjusting wheels; the sliding groove has low friction force, and the triangular clamping column is more convenient to control to move.
Furthermore, a convex part matched with the fixing nut is arranged on the triangular clamping column; the fixing nut can push the bulge part to drive the triangular clamping column to move when rotating, and the operation is more convenient.
Furthermore, a cavity is arranged at the lower part of the left side of the rack; the left end of the universal joint is convenient to move, so that the left uncoated part of the pipeline is sprayed to paint.
Furthermore, the lower end of the driving motor is rotatably connected with the upper end of a crankshaft, the crankshaft bearing is rotatably connected with the spraying cavity, the right end of a connecting rod is sleeved in the middle of the crankshaft, and the left end of the connecting rod is rotatably connected with a piston plate; the crankshaft pushes the piston plate to move left and right in a reciprocating manner through the connecting rod, so that pressure is continuously applied to the spray head to spray paint.
Furthermore, the lower end of the crankshaft is fixedly connected with a semi-circular bevel gear, two sides of the lower part of the semi-circular bevel gear are respectively provided with a bevel gear, and the bevel gears are fixedly connected with the right side of the bidirectional screw rod; the rotating crankshaft drives the semi-circular bevel gears to rotate so as to drive the bevel gears on the left side and the right side to drive the bidirectional screw rod to reciprocate forward and backward, thereby driving the spray nozzle to move left and right and spray paint.
In order to achieve the second object, the invention adopts the following technical scheme:
the pipeline sprayer comprises a rack, a pressurized storage mechanism arranged above the rack, a feeding mechanism connected with the output end of the storage mechanism, a driving motor arranged above the feeding mechanism, a transmission mechanism connected with the output end of the driving motor and a paint spraying mechanism connected with the output end of the feeding mechanism, wherein the feeding mechanism comprises a feeding cavity, a feeding piston arranged in the feeding cavity and an air pressure balancing device matched with the feeding piston; the downward output end of the driving motor is rotatably connected with a crankshaft; a connecting rod is rotatably connected between the feeding piston and the crankshaft; the crankshaft is driven to rotate through the operation of the driving motor, and the connecting rod and the feeding piston are further driven to do left-right reciprocating motion through the rotation of the crankshaft, so that the structure is simple and the application is facilitated; the air in the feeding cavity is extruded through the reciprocating motion of the feeding piston, so that the paint in the feeding cavity is led out from the output port, the operation is simple and efficient, and the aim of continuous feeding is fulfilled; an air pressure balancing device is arranged outside the feeding cavity, and under the action of the air pressure balancing device, the pressure balance in the feeding cavity is kept, so that the stable output of the paint is ensured; the air pressure balancing device has the advantages that when the air pressure in the feeding cavity changes, the speed of air pressure change is reduced, so that the air pressure in the feeding cavity changes more smoothly, the air pressure balance in the feeding cavity is maintained, the discharging of the feeding mechanism is more stable, and the spraying uniformity of the sprayer is further ensured.
Further, the air pressure balancing device comprises a balancing piston which is positioned on the left side of the feeding piston in the feeding cavity and can move, a limiting shell which is fixed on the outer side of the feeding cavity, an air pressure balancing ball which is arranged in the limiting shell and fluffy fillers which are positioned between the air pressure balancing ball and the limiting shell; the air pressure balance in the feeding cavity is maintained through the action of the air pressure balance ball, the fluffy filler can provide extra elasticity, and the situation that the air pressure balance ball is broken due to overlarge pressure is avoided.
Further, the feeding and feeding cavity is divided into a spraying cavity and an air cavity by a balance piston, and the spraying cavity is connected with a feeding output port of the feeding mechanism; the two feeding cavities are separated, and air pressure balance on two sides of the balance piston is guaranteed through buffering of the air cavity, so that feeding of the feeding mechanism is more stable, and spraying of the sprayer is guaranteed to be even.
Further, a vent hole is arranged between the air pressure balance ball and the air cavity and is positioned on the wall of the feeding cavity between the movable range of the balance piston and the movable range of the feeding piston; the air vent is used for connecting the air pressure balance ball and the air cavity, so that the function of the air pressure balance ball is ensured; the vent hole is positioned between the moving range of the balance piston and the moving range of the feeding piston, so that the air tightness in the air cavity is ensured.
Further, the air pressure balance ball is made of elastic materials, and the sum of the maximum elastic deformation force of the air pressure balance ball and fluffy fillers is mutually balanced with the pressure of the pressurized material storage mechanism; the air pressure balance is maintained by utilizing the elasticity of the air pressure balance ball; the air pressure balance ball made of the elastic material is less prone to damage; the stable discharging of the feeding mechanism is ensured through the air pressure balance principle, and the uniform spraying of the sprayer is further ensured.
Furthermore, a material conveying pipe is arranged between the output end of the material storage mechanism and the feeding mechanism, and the output end of the material conveying pipe is provided with a one-way valve which is positioned in the spray cavity; through setting up the check valve, prevent that the paint vehicle from backflowing, the guarantee spouts the atmospheric pressure of intracavity stable, and then has guaranteed that the spraying of sprayer is even.
Furthermore, a semi-conical gear is fixedly connected to the lower portion of the crankshaft, two bevel gears are respectively arranged on two sides of the lower portion of the semi-conical gear, and the bevel gears are fixedly connected to the right side of the bidirectional screw rod; the reciprocating positive and negative movement of the bidirectional screw rod is realized through the matching of the semi-circular bevel gear and the bevel gear, the structure is simple, the transmission effect is good, and the application is easy.
Furthermore, a sleeve block in threaded connection is arranged on the bidirectional screw rod, a fixedly connected spray head is arranged at the lower part of the sleeve block, and the upper part of the sleeve block is connected in a sliding way; through the sliding effect of threaded connection transmission and slide rail for the stable reciprocating motion of shower nozzle reaches the purpose of evenly spraying paint.
Furthermore, the spray head is fixedly connected with a corrugated hose, and a liquid guide pipe is arranged between the corrugated hose and the output end of the spray cavity; the spray head can reciprocate by arranging the corrugated hose.
Furthermore, a transmission piece is arranged on the left side of the bidirectional screw rod, a conical roller is arranged at the other end of the transmission piece, one end of the conical roller is fixedly connected to the left side of the rack, and the other conical roller is arranged on the right side of the rack; the pipeline is clamped by the tapered roller, so that the edge of the pipeline can be sprayed, and a spraying blind area is avoided; meanwhile, under the action of the transmission part, the pipeline also carries out reciprocating positive and negative movement, thereby achieving the purpose of uniform spraying.
Furthermore, the right conical roller is rotatably connected with a threaded rod, and the threaded rod is in threaded connection with the rack; the right end of the threaded rod is fixedly connected with an adjusting wheel; the effect of clamping pipelines with different lengths is achieved through the action of the threaded rod and the adjusting wheel, so that the pipe clamp has a wider application range.
Furthermore, the lower part of the frame is provided with a material collecting disc, the lower end of the material collecting disc is provided with a through pipe, and the middle part of the through pipe is provided with a rotary valve; the material collecting tray is arranged to collect redundant paint, so that the paint is saved, and the paint is energy-saving and environment-friendly.
In conclusion, the balance piston can stably move by balancing the air pressure on the two sides of the spray cavity and the air cavity by utilizing the action of the air pressure balancing device, so that the stable paint output speed in the spray cavity is ensured.
In order to achieve the third object, the invention adopts the following technical scheme:
the pipeline sprayer comprises a feeding module, a spraying module and a rack, wherein the spraying module comprises a vacuum box body positioned on the rack, a clamping mechanism for clamping a pipeline, at least one spray head arranged on the vacuum box body, at least one air suction hole arranged on the vacuum box body, an air suction pump arranged at the bottom of the rack and a paint brushing device; a vacuum chamber is arranged in the vacuum box body, the spray cavity is connected with the spray heads of the spraying module in the vacuum chamber, the air suction pumps are respectively connected with a pair of air suction holes, at least one spray head is arranged on one side of the vacuum box body, oppositely, at least one air suction hole is arranged on the other side of the vacuum box body, and the painting device is arranged on the upper part of the vacuum box body and corresponds to the upper part of the clamping position of the clamping mechanism; the paint brushing device comprises a driving motor, a transmission module, a first slide rail fixedly connected to the upper wall of the rack, a sleeve block slidably connected to the first slide rail, an outer magnet fixedly connected to the sleeve block, a second slide rail fixedly connected to the upper wall of the vacuum box body, an inner magnet slidably connected to the second slide rail and a brush fixedly connected to the magnet.
Further, the transmission module comprises a shaft fixedly connected to the driving motor, a half bevel gear fixedly connected to the lower end of the shaft, bevel gears arranged on two sides of the half bevel gear, and a bidirectional screw rod fixedly connected to the bevel gears. Half of the semi-circular bevel gear has teeth and half has no teeth, and the toothed part of the semi-circular bevel gear is meshed with the bevel gear to drive the bidirectional screw rod to reciprocate forward and backward.
Furthermore, the spray head is obliquely inserted into the vacuum chamber, the output direction of the output port of the spray head deviates from the pipeline, paint is obliquely sprayed out from the spray head under high pressure, and negative pressure is formed at the air exhaust hole by the air exhaust of the air exhaust pump at the moment, so that the atomized paint sprayed out from the upper left moves from left to right around the pipeline, and the atomized paint collided out from the lower right moves from right to left around the pipeline.
Further, a shaft sealing device is arranged at the connecting part of the rotating shaft and the vacuum box body, so that the vacuum degree in the vacuum chamber is ensured, and the movement track of the paint in the vacuum chamber is the same as that expected.
Further, the adjacent magnetic poles of the outer magnet and the inner magnet are opposite, so that attraction exists between the two magnets. In conclusion, the beneficial effects of the invention are as follows:
1. the invention can realize comprehensive and uniform spraying of paint on the surface of the pipeline.
2. The invention has reasonable structural design, and because the paint is not easy to oxidize and adhere in a vacuum pumping state, and the air pressure difference exists between the spraying and the vacuum suction, the paint can diffuse around the pipe wall in a spiral circulation manner, and the painting is finished under the condition that the painting device is uniformly painted, the painting efficiency is greatly improved, the painting is more uniform, and the effect is good.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
FIG. 2 is a side view of a boss portion in example 1 of the present invention.
Fig. 3 is a schematic structural view of a chute in embodiment 1 of the invention.
Fig. 4 is a plan view of a catch tray in example 1 of the present invention.
Fig. 5 is a schematic structural diagram of embodiment 2 of the present invention.
Fig. 6 is a schematic structural diagram of embodiment 3 of the present invention.
Fig. 7 is a schematic view of the movement of the paint in the vacuum chamber in example 3 of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
Example 1:
as shown in fig. 1-4, the pipeline spraying device comprises a frame 1, a driving motor 2, a bidirectional screw 9, a storage barrel 15, an adjusting wheel 20 and a material collecting tray 23; a storage barrel 15 is fixedly connected to the upper portion of the left side of the rack 1, a charging opening 16 is formed in the upper end of the storage barrel 15, a spraying cavity 4 is formed in the right side of the upper portion of the rack 1, the lower end of the storage barrel 15 is communicated with a material conveying pipe, a one-way valve 14 is arranged at the right end of the material conveying pipe, and the one-way valve 14 is communicated with the spraying cavity 4; the upper part of the spraying cavity 4 is fixedly connected with a driving motor 2, the driving motor 2 is electrically connected with a power supply and a switch, the lower end of the driving motor 2 is rotatably connected with the upper end of a crankshaft 3, a bearing of the crankshaft 3 is rotatably connected with the spraying cavity 4, the middle part of the crankshaft 3 is sleeved with the right end of a connecting rod 5, the left end of the connecting rod 5 is rotatably connected with a piston plate 6, the piston plate 6 seals the inner wall of the spraying cavity 4 in a sliding manner, the switch is opened to enable the driving motor 2 to work electrically to drive the crankshaft 3 to rotate, and the crankshaft 3 pushes the piston plate 6 to move left and right in a reciprocating manner through the connecting rod 5; the lower end of the crankshaft 3 is fixedly connected with a semi-circular bevel gear 7, half of the semi-circular bevel gear 7 is provided with teeth and half of the semi-circular bevel gear is not provided with teeth, two sides of the lower part of the semi-circular bevel gear 7 are respectively provided with a bevel gear 8, the bevel gear 8 is fixedly connected with the right side of a bidirectional screw rod 9, the bidirectional screw rod 9 is rotatably connected with the frame 1 through a bearing, the toothed part of the semi-circular bevel gear 7 is meshed with the bevel gear 8, and the rotating crankshaft 3 drives the semi-circular bevel gear 7 to rotate so as to drive the bevel gears 8 on the left side and the right side to drive the bidirectional screw rod 9 to rotate forwards and backwards in a reciprocating manner; the lower portion of the left side of the spraying cavity 4 is communicated with the upper end of a liquid guide pipe 13, two sides of the lower portion of the liquid guide pipe 13 are respectively communicated with two corrugated hoses 12, the corrugated hoses 12 are communicated with a spray head 11, the upper end of the spray head 11 is fixedly connected with a sleeve block 10, the sleeve block 10 is in threaded connection with a bidirectional screw rod 9, the upper end of the sleeve block 10 is in sliding connection with a slide rail 21, the slide rail 21 is fixedly connected with the upper wall of the rack 1, the bidirectional screw rod 9 which rotates forwards and backwards in a reciprocating mode drives the sleeve block 10 and the spray head 11 to move leftwards and rightwards in a reciprocating mode along the slide rail 21, meanwhile, paint in the spraying cavity 4 is extruded by the piston plate 6 which moves leftwards and rightwards in the reciprocating mode and is sprayed out of the spray head 11, and paint is sprayed leftwards and rightwards in the reciprocating mode.
The left side of the bidirectional screw 9 is connected with the upper end of a universal joint 30 in a rolling way, the left side of the rack 1 is provided with a cavity 33 which is convenient for the universal joint 30 to move towards the left side, the right surface of the universal joint 30 is provided with threads, the surface is provided with a chute 37 for the movement of a triangular clamping column 32, the chute 37 is of an inverted T-shaped structure, the bottom of the triangular clamping column 32 is provided with a convex part 36, the bottom of the convex part 36 is a T-shaped part, the T-shaped part is clamped in the chute 37 in a sliding way, the universal joint 30 is rotatably connected with a fixed nut 40, the fixed nut 40 is connected with a rotating handle 34 by using the threads, the threads of the rotating handle 34 are opposite to the threads of the universal joint 30, the rotating handle 34 is used for screwing the fixed nut 30 to push the fixed part 36 to move, the triangular clamping column 32 and the fixed nut 40 can be all pushed into a pipeline, so as to adjust the position height of the triangular clamping column 32, and the triangular clamping column 32 is fixedly connected with a fixed plate 31, the fixing plate 31 is attached to the inside of the pipeline so as to clamp various types of pipelines; the parts are prevented from being sprayed to the paint, and the service life is prolonged; the rotating bidirectional screw rod 9 drives the left fixing nut 40 to rotate through the universal joint 30 so as to drive the pipeline to rotate along with reciprocating forward and reverse rotation, so that all sides of the pipeline are uniformly sprayed with paint; the lower part of the rack 1 is fixedly connected with a material collecting tray 23, the lower end of the material collecting tray 23 is communicated with a through pipe 24, a rotary valve 25 is arranged in the middle of the through pipe 24, the lower ends of the two sides of the rack 1 are respectively and fixedly connected with supporting legs 22, and redundant paint is collected through the material collecting tray 23 and discharged through the through pipe 24, so that the material is recycled.
There is a regulating wheel 20 on the 1 right side of frame, 20 are equipped with the external screw thread on the regulating wheel, and the regulating wheel 20 surface is equipped with the spout 36 that supplies triangle card post 32 to remove, spout 37 is the structure of falling T shape, and triangle card post 32 bottom is equipped with bellying 36, and bellying 36 bottom is T shape part, and the slip card is established in 37 of spout, rotates on the universal joint 30 and connects a fixation nut 40, uses one of threaded connection to rotate handle 34 on the fixation nut 40, and it is opposite with the 30 screw thread lines of universal joint to rotate handle 34 screw thread, and the pipeline position can be adjusted to regulating wheel 20, moves its position about the pipeline pivoted simultaneously for the pipeline spraying is comprehensive.
Example 2:
as shown in FIG. 5, the line sprayer comprisesFrame 1The device comprises a rack 1, a pressurized storage mechanism arranged above the rack, a feeding mechanism connected with the output end of the storage mechanism, a driving motor 2 arranged above the feeding mechanism, a transmission mechanism connected with the output end of the driving motor 2 and a paint spraying mechanism connected with the output end of the feeding mechanism.
The feeding mechanism comprises a feeding cavity 4, a feeding piston 6 arranged in the feeding cavity 4 and an air pressure balancing device matched with the feeding piston 6. The downward output end of the driving motor 2 is rotatably connected with a crankshaft 3, a connecting rod 5 is rotatably connected between the feeding piston 6 and the crankshaft 3, the crankshaft 3 is driven to rotate through the operation of the driving motor 2, the connecting rod 5 and the feeding piston 6 are further driven to reciprocate left and right by the rotation of the crankshaft 3, and the reciprocating motion of the feeding piston 6 extrudes air in the feeding cavity 4, so that paint in the feeding cavity 4 is led out from the output port, the feeding is simple and efficient, and the purpose of continuous feeding is achieved. The lower end of the crankshaft 3 is used as the other synchronous output end of the driving motor 2 and is connected with a transmission mechanism.
By adopting the structure, the pipeline sprayer with the air pressure balancing device is arranged outside the feeding cavity 4, so that the pressure balance of the feeding cavity 4 is kept under the action of the air pressure balancing device, and the stable output of paint is further ensured; namely, the air pressure balancing device is used for reducing the speed of air pressure change when the air pressure in the feeding cavity 4 changes, so that the air pressure in the feeding cavity 4 changes more smoothly, the air pressure balance in the feeding cavity is maintained, the discharging of the feeding mechanism is more stable, and the spraying uniformity of the sprayer is further ensured. Specifically, the air pressure balancing device includes a movable balancing piston 61 located in the feeding cavity 4 and on the left side of the feeding piston 6, a limiting casing 27 fixed on the outer side of the feeding cavity 4, an air pressure balancing ball 28 disposed in the limiting casing 27, and a fluffy filler 29 located between the air pressure balancing ball 28 and the limiting casing 27. The air pressure balance in the feeding cavity is maintained through the action of the air pressure balance ball, the fluffy filler can provide extra elasticity, the situation that the air pressure balance ball is broken due to overlarge pressure is avoided, and the air pressure balance ball is protected to maintain a moderate and uniform pressure change curve. More specifically, for convenience of description, the feeding chamber 4 is divided into the injection chamber 42 and the air chamber 41 by the balance piston 61, the injection chamber 42 is connected to the feeding output port of the feeding mechanism, and a vent hole 411 is provided between the air pressure balance ball 28 and the air chamber 41, the vent hole 411 is provided on the wall of the feeding chamber 4 between the movable range of the balance piston 61 and the movable range of the feeding piston 6, so that the vent hole 411 is provided between the feeding piston 6 and the balance piston 61 regardless of the positions of the feeding piston 6 and the balance piston 61.
Specifically, the storage module comprises a storage barrel 15 and a delivery pipe 151, paint in the storage barrel 15 enters the spraying cavity 42 through the delivery pipe 151 under the action of pressurization, and a one-way valve 14 is arranged at the joint of the delivery pipe 151 and the spraying cavity 42 to prevent the paint from flowing back. The driving motor 2 drives the crankshaft 3 to rotate, the crankshaft 3 pushes the feeding piston 6 to move left and right in a reciprocating mode through the connecting rod 5, when the feeding piston 6 is close to the balance piston 61, the feeding piston 6 extrudes gas in the air cavity 41 to push the balance piston 61 to move, when the balance piston 61 moves, paint in the spray cavity 42 is extruded, and the paint rapidly enters the liquid guide pipe 13 under the combined action of the pressurizer and the balance piston 61; when the feeding piston 6 is far away from the balance piston 61, the internal space of the air cavity 41 is increased, the air pressure is reduced, the balance piston 61 moves towards the direction close to the feeding piston 6 under the action of the pressurizer, and the pressurizer ensures that the paint can stably enter the liquid guide pipe 13. In order to prevent the paint spraying module from being damaged by the overlarge pressure of the pressurizer and ensure the relative balance of the air pressure in the air cavity 41 and the spraying cavity 42 and the stable output of paint, the air pressure balance ball 28 connected with the air cavity 41 through the vent hole 411 is arranged outside the feeding cavity 4, the air pressure balance ball 28 is made of elastic materials, when the air in the air cavity 41 is extruded and the air pressure in the air cavity 41 is increased, the air pressure balance ball 28 generates elastic deformation and rises under the action of the air pressure, the elastic filling material 29 also generates elastic deformation due to the rise of the air pressure balance ball 28, and under the combined action of the elasticity of the air pressure balance ball 28 and the elasticity of the elastic filling material 29, the air pressure in the air cavity 41 and the pressure given to the spraying cavity 42 by the pressurizer are balanced mutually, so that the stable conveying of paint is ensured. And because of the packing of the elastic filling material 29, the situation that the air pressure balance ball 28 is broken due to overlarge pressure is avoided.
Specifically, the lower end of the crankshaft 3 is fixedly connected with a half-round bevel gear 7, half of the half-round bevel gear 7 is provided with teeth and half of the half-round bevel gear is not provided with teeth, two sides of the lower part of the half-round bevel gear 7 are respectively provided with a bevel gear 8, the bevel gear 8 is fixedly connected with the right side of a bidirectional screw rod 9, the bidirectional screw rod 9 is rotatably connected with the frame 1 through a bearing, the toothed part of the half-round bevel gear 7 is meshed with the bevel gear 8, and the rotating crankshaft 3 drives the half-round bevel gear 7 to rotate so as to drive the bevel gears 8 on the left side and the right side to drive the bidirectional screw rod 9 to rotate in a reciprocating forward and backward mode. The lower portion of the left side of the spraying cavity 4 is communicated with the upper end of a liquid guide pipe 13, two sides of the lower portion of the liquid guide pipe 13 are respectively communicated with two corrugated hoses 12, the corrugated hoses 12 are communicated with a spray head 11, the upper end of the spray head 11 is fixedly connected with a sleeve block 10, the sleeve block 10 is in threaded connection with a bidirectional screw rod 9, the upper end of the sleeve block 10 is in sliding connection with a slide rail 21, the slide rail 21 is fixedly connected with the upper wall of the rack 1, the bidirectional screw rod 9 which rotates forwards and backwards in a reciprocating mode drives the sleeve block 10 and the spray head 11 to move leftwards and rightwards in a reciprocating mode along the slide rail 21, meanwhile, paint in the spraying cavity 4 is extruded by the piston plate 6 which moves leftwards and rightwards in the reciprocating mode and is sprayed out of the spray head 11, and paint is sprayed leftwards and rightwards in the reciprocating mode.
Above-mentioned two-way lead screw 9 left side roll connection drive belt 17 upper end, drive belt 17 lower extreme roll connection pivot, the pivot is rotated and is connected frame 1, and pivot right-hand member fixed connection conical roll 18, 1 right side in the frame sets up another conical roll 18, right side conical roll 18 rotates connecting threaded rod 19, 19 threaded connection frames 1 of threaded rod, and 19 right-hand member fixed connection regulating wheel 20 of threaded rod, grasp the pipeline through conical roll 18, it can realize the pipeline centre gripping to different length to rotate about regulating wheel 20 drives threaded rod 19 and right side conical roll 18, but the pipeline of the different diameters of conical roll 18 centre gripping, pivoted two-way lead screw 9 drives left side conical roll 18 through drive belt 17 and rotates and then the drive pipeline follows reciprocal just reversing makes each side of pipeline evenly spray paint. As shown in figure 2, the lower part of the frame 1 is fixedly connected with a material collecting tray 23, the lower end of the material collecting tray 23 is communicated with a through pipe 24, a cock 25 is arranged in the middle of the through pipe 24, the lower ends of the two sides of the frame 1 are respectively and fixedly connected with supporting legs 22, and redundant paint collected by the material collecting tray 23 is discharged through the through pipe 24, so that the material is recycled.
The working principle of the invention is as follows: the switch is turned on to enable the driving motor 2 to work electrically to drive the crankshaft 3 to rotate, the crankshaft 3 pushes the piston plate 6 to move left and right in a reciprocating mode through the connecting rod 5, the rotating crankshaft 3 drives the half bevel gear 7 to rotate so as to drive the bevel gears 8 on the left side and the right side to drive the bidirectional screw rods 9 to rotate in a reciprocating mode, the bidirectional screw rods 9 rotating in the reciprocating mode and the forward and reverse mode drive the sleeve blocks 10 and the spray heads 11 to move left and right in a reciprocating mode along the sliding rails 21, meanwhile, the piston plate 6 moving in the reciprocating mode and the leftward and rightward in the reciprocating mode extrudes paint in the spray cavity 4 to be sprayed from the spray heads 11, the spray heads 11 move left and rightward to spray paint, the pipeline is clamped through the tapered rollers 18, the threaded rods 19 and the tapered rollers 18 on the right side are driven to move left and rightward to clamp pipelines with different lengths, the tapered rollers 18 can clamp the pipelines with different diameters, the rotating bidirectional screw rods 9 drive the tapered rollers 18 on the left side to rotate through the driving belt 17 so as to drive the pipelines to rotate forward and reverse in a reciprocating mode to uniformly spray paint on all sides of the pipelines, the excessive paint is collected by the material collecting tray 23 and discharged through the through pipe 24, so that the recycling of the materials is realized.
Example 3:
as shown in fig. 6 and 7, the pipeline spraying device comprises a feeding module, a spraying module and a frame 1. The upper portion of the left side of the rack 1 is fixedly connected with a material storage barrel 15, the upper end of the material storage barrel 15 is provided with a feed inlet 16 and an air inlet, the upper right side of the rack 1 is fixedly connected with an air pump 250, a spray chamber 4 is arranged below the air pump, and the lower end of the material storage barrel 15 is communicated with a material conveying pipe. The output end of the air pump 250 is connected with a storage barrel 15, and the storage barrel 15 feeds the spraying cavity 4 in one way through the material guide pipe 13 and the one-way valve 14 in sequence. The upper part of the spraying cavity 4 is fixedly connected with a driving motor 2, the lower end of the driving motor 2 is connected with the upper end of a bearing 3, the lower end of the bearing 3 is fixedly connected with a semi-circular bevel gear 7, and half of the semi-circular bevel gear 7 is provided with teeth and half is not provided with teeth. Two sides of the lower part of the semicircular bevel gear 7 are respectively provided with a bevel gear 8, the bevel gear 8 is fixedly connected with the right side of the bidirectional screw rod 9, the bidirectional screw rod 9 is rotatably connected with the rack 1 through a bearing, and the toothed part of the semicircular bevel gear 7 is meshed with the bevel gear 8 to drive the bidirectional screw rod 9 to rotate forwards and backwards in a reciprocating manner. The spraying module comprises a vacuum box 321 positioned on the rack, a clamping mechanism for clamping a pipeline, spray heads 11 arranged on two sides of the vacuum box 321 respectively, an air suction pump 230 arranged at the bottom of the rack 1 and a paint brushing device. The vacuum chamber 310 is arranged in the vacuum box 321, the spray chamber 4 is connected with the spray head 11 of the spray module in the vacuum chamber 310, the air suction pump 230 is respectively connected with a pair of air suction holes 320, and the painting device is positioned on the upper part of the vacuum box 321 and corresponds to the upper part of the clamping position of the clamping mechanism. The painting device comprises a first slide rail 21 fixedly connected with the upper wall of the rack, a sleeve block 10 connected with the first slide rail 21 in a sliding manner, an outer magnet 260 fixedly connected with the sleeve block 10, a second slide rail 290 fixedly connected with the upper wall of a vacuum box 321, an inner magnet 280 movably connected with the second slide rail 290, and a brush 270 fixedly connected with the inner magnet 280. The reciprocating and positive and negative rotating bidirectional screw rod 9 drives the slider 10 and the powerful magnet to reciprocate and move left and right along the slide rail 21, the left and right moving outer magnet 260 drives the inner magnet to move left and right along the slide rail 290, and the lower part of the inner magnet is fixedly connected with the brush 270, so the brush 270 also moves left and right. The left side of the bidirectional screw rod 9 is connected with the upper end of a transmission belt 17 in a rolling manner, the lower end of the transmission belt 17 is connected with a rotating shaft in a rolling manner, the rotating shaft is connected with the rack 1 in a rotating manner, and the right end of the rotating shaft is fixedly connected with a conical roller 18. The right side of the frame 1 is provided with another conical roller 18, the right conical roller 18 is rotatably connected with a threaded rod 19, the threaded rod 19 is in threaded connection with the frame 1, the right end of the threaded rod 19 is fixedly connected with an adjusting wheel 20, and a pipeline is clamped through the conical roller 18. The adjusting wheel 20 is rotated to drive the threaded rod 19 and the right conical roller 18 to move left and right, so that pipelines with different lengths can be clamped, the conical roller 18 can clamp pipelines with different diameters, and the rotating bidirectional screw rod 9 drives the left conical roller 18 to rotate through the transmission belt 17, so that the pipelines are driven to rotate. The lower ends of the two sides of the mechanism 1 are respectively fixedly connected with the supporting legs 22, so that the device can be more stable.
The working principle of the embodiment of the invention is as follows: the pipeline is clamped by the conical roller 18, the adjusting wheel 20 is rotated to drive the threaded rod 19 and the right conical roller 18 to move left and right, so that the pipeline with different lengths can be clamped, and the conical roller 18 can clamp pipelines with different diameters. The switch is turned on to enable the driving motor 2 to work by electrifying to drive the shaft 300 to rotate, the rotating shaft 300 drives the semi-circular bevel gears 7 to rotate so as to drive the bevel gears 8 on the left and right sides to drive the bidirectional screw rods 9 to rotate forwards and backwards, the bidirectional screw rods 9 rotating forwards and backwards drive the sleeve blocks 10 and the outer magnets 260 to move leftwards and rightwards in a reciprocating manner along the slide rails 21, due to magnetic force, the inner magnets 270 and the brushes 280 move leftwards and rightwards in a reciprocating manner along with the strong magnets 260, the air pump 250 pressurizes the storage cylinder 15 at the same time, paint in the storage cylinder 250 enters the spraying cavity 4 through the guide pipe 13 and the one-way valve 14, the paint enters the vacuum chamber 310 through the guide pipe and the spraying nozzles 11 along with the continuous increase of the air pressure in the spraying cavity 4, the vacuum chamber 310 keeps vacuum through the air pump 23, the sprayed paint can move around the pipeline in a vaporific manner, then the brush 280 reciprocates leftwards and the rotating bidirectional screw rods 9 drive the left tapered rollers 18 to rotate through the driving belt 17 so as to drive the pipeline to rotate forwards and backwards and forwards, so that the paint is evenly coated on the surface of the pipeline.
It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Claims (1)
1. The pipeline spraying device comprises a feeding module, a spraying module and a rack (1), wherein the feeding module comprises a storage barrel (15), a material guide pipe (13) arranged at the lower end of the storage barrel (15), a one-way valve (14) arranged at the right end of the material guide pipe (13), a spraying cavity (4) and an air pump (250); storage cylinder (15) is connected to air pump (250) output, and storage cylinder (15) loops through passage (13) and check valve (14) and is one-way reinforced to spouting chamber (4), spouts chamber (4) output and connects spraying module, its characterized in that: the spraying module comprises a vacuum box body (321) positioned on the rack, a clamping mechanism for clamping a pipeline, at least one spray head (11) arranged on the vacuum box body (321), at least one air suction hole (320) arranged on the vacuum box body (321), an air suction pump (230) arranged at the bottom of the rack (1) and a painting device; a vacuum chamber (310) is arranged in the vacuum box body (321), the spray cavity (4) is connected with the spray head (11) of the spray module in the vacuum chamber (310), the air suction pump (230) is respectively connected with a pair of air suction holes (320), at least one spray head (11) is arranged at one side of the vacuum box body (321), oppositely, at least one air suction hole (320) is arranged at the other side of the vacuum box body (321), and the paint brushing device is arranged at the upper part of the vacuum box body (321) and corresponds to the upper part of the clamping position of the clamping mechanism; the painting device comprises a driving motor (2), a transmission module connected with the output end of the driving motor (2), a first sliding rail (21) fixedly connected to the upper wall of the rack (1), a sleeve block (10) slidably connected to the first sliding rail (21), an outer magnet (260) fixedly connected to the sleeve block (10), a second sliding rail (290) fixedly connected to the upper wall of the vacuum box body (321), an inner magnet (280) slidably connected to the second sliding rail (290), and a brush (270) fixedly connected to the inner magnet (280); the transmission module comprises a shaft (300) fixedly connected to the driving motor (2), a semi-circular bevel gear (7) fixedly connected to the lower end of the shaft (300), bevel gears (8) arranged on two sides of the semi-circular bevel gear (7) and a bidirectional screw rod (9) fixedly connected to the bevel gears (8); a transmission belt (17) is arranged on one side of the bidirectional screw rod, the left side of the bidirectional screw rod (9) is in rolling connection with the upper end of the transmission belt (17), the lower end of the transmission belt (17) is in rolling connection with a rotating shaft, the rotating shaft is in rotating connection with the rack (1), and the right end of the rotating shaft is fixedly connected with a conical roller (18); the other conical roller (18) is arranged on the right side of the rack (1), the right conical roller (18) is rotatably connected with a threaded rod (19), the threaded rod (19) is in threaded connection with the rack (1), and the right end of the threaded rod (19) is fixedly connected with an adjusting wheel (20); one half of the semi-circular bevel gear (7) is provided with teeth and the other half is not provided with teeth; the two spray heads (11) are respectively arranged at two sides of the vacuum chamber (310) in a penetrating way, and one spray head is positioned at the top of the vacuum chamber (310) while the other spray head is positioned at the bottom of the vacuum chamber (310).
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| CN201810593489.6A CN108787218B (en) | 2018-06-11 | 2018-06-11 | Pipeline spraying device |
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| CN201810593489.6A CN108787218B (en) | 2018-06-11 | 2018-06-11 | Pipeline spraying device |
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| CN108787218B true CN108787218B (en) | 2021-10-12 |
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