CN115301498B - Car rubber coating proportioning device with self-cleaning function - Google Patents
Car rubber coating proportioning device with self-cleaning function Download PDFInfo
- Publication number
- CN115301498B CN115301498B CN202211238054.2A CN202211238054A CN115301498B CN 115301498 B CN115301498 B CN 115301498B CN 202211238054 A CN202211238054 A CN 202211238054A CN 115301498 B CN115301498 B CN 115301498B
- Authority
- CN
- China
- Prior art keywords
- glue
- channel
- piston
- cylinder
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
-
- 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
- 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
- B05C11/1002—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves
- B05C11/1007—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves responsive to condition of liquid or other fluent material
- B05C11/1013—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves responsive to condition of liquid or other fluent material responsive to flow or pressure of liquid or other fluent material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/0804—Cleaning containers having tubular shape, e.g. casks, barrels, drums
- B08B9/0813—Cleaning containers having tubular shape, e.g. casks, barrels, drums by the force of jets or sprays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/093—Cleaning containers, e.g. tanks by the force of jets or sprays
Abstract
A car gluing quantifying device with a self-cleaning function relates to the technical field of cleaning equipment and is used for solving the problem that glue liquid in the inner wall of the gluing quantifying device and a rubber tube is remained after a gluing process is finished. The device comprises a transmission cylinder, a piston cylinder and a connecting seat which are sequentially arranged from front to back, wherein a piston is arranged in the piston cylinder, and a driving assembly for driving the piston to linearly reciprocate in the piston cylinder is arranged on the transmission cylinder; the end part of one end of the piston cylinder is provided with a side hole, the side wall of the connecting seat is provided with an on-off valve, the side wall of the on-off valve is provided with a glue inlet connector and a glue discharging connector, a glue inlet channel is arranged between the glue inlet connector and the side hole, a glue discharging channel is arranged between the glue discharging connector and the side hole, and a rubber pipe is connected to the glue discharging connector; the piston center has a through hole, the inner side of the through hole has a spray pipe, one end of the spray pipe has a top plate and a spray hole, a positioning spring is arranged between the spray pipe and the piston, the other end of the spray pipe has a conduit, and the conduit is connected with an air pump and a detergent pump through a three-way valve. The invention can remove the residual glue solution and clean the quantitative device.
Description
Technical Field
The invention relates to the technical field of cleaning equipment, in particular to an automobile gluing quantifying device with a self-cleaning function.
Background
The gluing is one of the main processes of the coating process in automobile assembly, and a gluing quantitative device is adopted to glue an automobile in automatic production. The glue coating quantitative device is connected with the glue gun through a rubber tube, and the glue gun is conveyed with uniform glue solution through the glue coating quantitative device. After gluing, glue solution can remain on the inner wall of the gluing quantifying device and in the rubber tube, which causes waste of the glue solution on one hand, and on the other hand, the remaining glue solution is solidified in the inner wall of the gluing quantifying device or the rubber tube after a long time, which can cause reduction of the quantifying precision of the gluing quantifying device and blockage of the rubber tube.
Disclosure of Invention
The invention aims to provide an automobile gluing quantifying device with a self-cleaning function, which is used for solving the problem that glue liquid remains on the inner wall of the gluing quantifying device and in a rubber tube after the gluing process is finished, and cleaning the inner wall of the gluing quantifying device and the inner wall of the rubber tube so as to ensure quantifying precision and prevent the rubber tube from being blocked.
The technical scheme adopted by the invention for solving the technical problem is as follows: the automobile gluing quantifying device with the self-cleaning function comprises a transmission cylinder, a piston cylinder and a connecting seat which are sequentially arranged in front and back, and fixedly connected in pairs, wherein a piston is arranged in the piston cylinder, and a driving assembly for driving the piston to reciprocate and linearly move in the piston cylinder is arranged on the transmission cylinder; the end part of one end of the piston cylinder is provided with a side hole, the side wall of the connecting seat is provided with an on-off valve, the side wall of the on-off valve is provided with a glue inlet port and a glue discharging port, a glue inlet channel is arranged between the glue inlet port and the side hole, a glue discharging channel is arranged between the glue discharging port and the side hole, a glue pipe is connected onto the glue discharging port, the glue inlet channel is partially overlapped with the glue discharging channel, a valve core is arranged at the intersection of the glue inlet channel and the glue discharging channel, a pre-tightening piece is arranged between the valve core and the on-off valve, the pre-tightening piece acts to enable the valve core to be positioned in the glue inlet channel to plug the glue inlet channel, glue enters the glue inlet channel through the glue inlet port and extrudes the valve core to enter the glue discharging channel to plug the glue discharging channel, and the glue is discharged through the glue discharging port after entering the glue discharging channel through the piston cylinder;
the piston center is provided with a through hole, two fixing rings are arranged in the through hole, a spray pipe is arranged on the inner side of each fixing ring, a top plate is arranged at the end part of one end of each spray pipe and faces towards a side hole, a spray hole is formed in the side wall of one end of each spray pipe, a spring plate is arranged on the outer wall of each spray pipe, a positioning spring is arranged between each spring plate and the corresponding fixing ring close to the connecting seat, the positioning springs are used for enabling the top plates to completely extend into the through holes and contact with the fixing rings, the spring plates contact with the other fixing ring, a guide pipe is arranged at the other end of each spray pipe, and the guide pipe is connected with an air pump and a detergent pump through a three-way valve; when the air pump blows air into the spray pipe through the guide pipe, the air pushes the top plate to move out of the through hole, and at the moment, the air in the spray pipe enters the piston cylinder through the spray hole to push the piston cylinder and the glue solution in the rubber pipe to continuously flow; when the cleaning agent pump adds the cleaning agent into the spray pipe through the guide pipe, the cleaning agent pushes the top plate to move out of the through hole, and at the moment, the cleaning agent in the spray pipe enters the glue discharging channel and the rubber pipe through the spray hole to clean the inner wall of the piston cylinder and the inner wall of the rubber pipe.
Furthermore, a T-shaped connecting channel is arranged in the on-off valve, a transition channel communicated with the side hole and the first end of the connecting channel is arranged in the connecting seat, a glue inlet hole is arranged between the second end of the connecting channel and the glue inlet interface, and a glue outlet hole is arranged between the third end of the connecting channel and the glue outlet interface; the side wall of the valve core is provided with a positioning plate, a spring groove is formed in the on-off valve, the positioning plate is arranged in the spring groove, a glue inlet spring is arranged between the positioning plate and one end of the spring groove, the glue inlet spring acts to enable the positioning plate to be in contact with the inner wall of the other end of the spring groove, the valve core is positioned in the second end of the connecting channel, and the first end and the third end of the connecting channel are communicated; advance gluey hole, linking channel first end, linking channel second end and transition passageway and constituted into gluey passageway, arrange gluey hole, linking channel first end, linking channel third end and transition passageway and constituted the binder removal passageway.
Further, the drive assembly includes drive assembly and drive assembly, the drive assembly is including being located the ball screw of transmission cylinder vice, the ball screw of ball screw is vice to be rotated and is installed in the transmission cylinder, the screw nut of ball screw is vice passes through piston connecting rod and piston fixed connection, drive assembly and transmission cylinder fixed connection, drive assembly includes servo motor and speed reducer, the speed reducer is located the servo motor output, speed reducer output and ball screw fixed connection.
Furthermore, two bearings are arranged in the transmission cylinder, the ball screw is rotationally connected with the transmission cylinder through the bearings, the piston connecting rods are at least provided with two, and the piston connecting rods penetrate through the outer ring of the bearing.
Furthermore, a flow guide block is arranged in one end of the piston cylinder, a tapered hole is formed in the flow guide block, the large end of the tapered hole penetrates through the end face of one end of the flow guide block, the small end of the tapered hole penetrates through the end face of the other end of the flow guide block, and one end of the piston is conical and matched with the tapered hole.
Furthermore, one end of the valve core, which faces the third end of the connecting channel, is an inclined plane, the glue solution enters the first end of the connecting channel through the transition channel and then contacts with the inclined plane, and then flows to the third end of the connecting channel, and the inclined plane plays a role in guiding the flow of the glue solution.
Further, the valve core side wall facing the third end of the connecting channel is provided with a protective plate, and the protective plate shields the spring groove.
Furthermore, the spray holes are uniformly arranged along the circumferential direction, and the axes of the spray holes are intersected with the axis of the spray pipe.
Furthermore, the other end of the spray pipe is provided with a positioning ring, the positioning ring is connected with the guide pipe, and the outer diameter of the positioning ring is larger than the aperture of the through hole.
Furthermore, cylinder bases are arranged at two ends of the transmission cylinder, one of the cylinder bases is arranged between the transmission cylinder and the driving component, and the other end of the piston cylinder is in threaded connection with the end part of the other cylinder base.
Furthermore, the other side wall of the cylinder base is provided with an air inlet interface and an air outlet interface, an air passage is arranged in the other cylinder base, one end of the air passage is communicated with the inner cavity of the piston cylinder at the front side of the piston, and the other end of the air passage is connected with the corresponding air inlet interface or air outlet interface.
The air conditioner further comprises a temperature adjusting assembly, the temperature adjusting assembly comprises an air conditioner pipe and a temperature sensor, one end of the air conditioner pipe is connected with the air inlet interface, the other end of the air conditioner pipe is used for being connected with the air conditioner, one-way valves are arranged in the air conditioner pipe and the air inlet interface, the one-way valves enable air flow to enter the air inlet interface from the air conditioner pipe and enter the air passage from the air inlet interface, and electromagnetic valves are arranged on the air inlet interface and the air conditioner pipe; the temperature sensor is arranged on the side wall of the piston cylinder, and the temperature sensor and the electromagnetic valve are in signal connection with the PLC; when the temperature detected by the temperature sensor is higher than a set value, the PLC drives the electromagnetic valve on the air inlet interface to be closed and the electromagnetic valve on the cold air pipe to be opened, and at the moment, cold air in the cold air pipe enters the piston cylinder through the air passage to be rapidly cooled; when the temperature detected by the temperature sensor is lower than a set value, the electromagnetic valve on the air inlet interface is opened, the electromagnetic valve on the cold air pipe is closed, and at the moment, air in the air inlet interface enters the piston cylinder through the air passage to be cooled normally.
The beneficial effects of the invention are:
(1) Through the arrangement of the on-off valve and the arrangement of the one-way conduction structure in the on-off valve, the glue discharging channel is unique, the glue inlet channel is partially overlapped with the glue discharging channel, and part of the glue discharging channel is cleaned when the glue discharging channel is cleaned;
(2) The spray pipe is arranged on the piston, the spray pipe can spray gas or cleaning agent, along with the movement of the piston in the piston cylinder, glue liquid or cleaning agent on the inner wall of the piston cylinder can be blown to react with the glue liquid so as to soften the glue liquid, and then the piston scrapes the glue liquid on the inner wall of the piston cylinder, so that the inner wall of the piston cylinder is cleaned; after the cleaning agent enters the rubber discharge channel and the rubber tube, cleaning the rubber discharge channel and the rubber tube;
(3) When the glue is coated, the glue solution in the piston cylinder applies pressure to the top plate at the end part of the spray pipe, and at the moment, one end of the spray pipe, which is provided with the spray hole, and the top plate are hidden inside the piston, so that the glue solution is prevented from passing over the piston and entering the other side of the piston cylinder; when gas or cleaning agent is added into the spray pipe, the top plate can be ejected out of the piston under the action of pressure so as to expose the spray hole, after the gas enters the glue discharging channel, glue in the glue discharging channel can be pressed into the glue pipe, and then the glue is extruded out of the glue pipe so as to discharge residual glue.
Drawings
FIG. 1 is a three-dimensional schematic of the present invention;
FIG. 2 is a top assembly view of the drive cylinder, piston cylinder, on-off valve;
FIG. 3 is an elevational assembly view of the drive cylinder, piston cylinder, and on-off valve;
FIG. 4 is a schematic view of the internal structure of the transmission cylinder, the piston cylinder and the on-off valve;
FIG. 5 is a cross-sectional view of the drive cylinder;
FIG. 6 is a cross-sectional view of the rear end cylinder block of the drive cylinder;
FIG. 7 is a cross-sectional view of the piston cylinder, on-off valve and connecting seat;
FIG. 8 is a cross-sectional view of the on-off valve;
FIG. 9 is a schematic diagram of the flow direction of a glue solution when the glue solution is filled;
FIG. 10 is a schematic view showing the flow direction of glue solution during gluing;
FIG. 11 is an enlarged view of a portion of FIG. 7 at A;
FIG. 12 is a schematic view of a gas or liquid passing through the piston and into the piston cylinder;
FIG. 13 is a schematic view of a cold air duct disposed at the air inlet interface;
FIG. 14 is a schematic view of the assembly of the air inlet port, the cold air duct and the rear end cylinder base of the transmission cylinder;
FIG. 15 is a partial enlarged view of FIG. 14 taken at B;
in the figure: 1 drive assembly, 2 transmission cylinders, 21 cylinder bases, 211 mounting holes, 212 air passages, 22 cylinder base connecting rods, 23 observation windows, 3 ball screws, 31 screw nuts, 32 bearings, 33 piston connecting rods, 4 air inlet connectors, 4' air outlet connectors, 41 thread mounting parts, 42 cold air pipes, 5 piston cylinders, 51 side holes, 52 flow guide blocks, 53 pistons, 531 through holes, 6 connecting seats, 61 transition passages, 7 on-off valves, 71 connecting passages, 72 gaskets, 73 glue inlet connectors, 74 glue outlet connectors, 75 glue inlet holes, 76 glue outlet holes, 77 valve cores, 771 guard plates 772, positioning plates, 773 inclined planes, 78 spring grooves, 79 glue inlet springs, 8 spray pipes, 81 top plates, 82 spray holes, 83 positioning rings, 84 guide pipes, 85 fixing rings, 86 spring plates, 87 positioning springs and 9 temperature sensors.
Detailed Description
As shown in fig. 1 to 15, the present invention comprises a driving assembly 1, a transmission cylinder 2, a transmission assembly, a piston cylinder 5, a piston 53, a cleaning assembly, a connecting seat 6 and an on-off valve 7, and the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, the automobile glue-coating quantitative device with the self-cleaning function comprises a transmission cylinder 2, a piston cylinder 5 and a connecting seat 6 which are sequentially arranged from front to back and fixedly connected with each other, wherein a piston 53 is arranged in the piston cylinder 5, and the transmission cylinder 2 is provided with a driving assembly for driving the piston 53 to linearly move in the piston cylinder 5 in a reciprocating manner; a side hole 51 is formed in the end portion of one end of the piston cylinder 5, an on-off valve 7 is arranged on the side wall of the connecting seat 6, as shown in fig. 7 and 8, a glue inlet 73 and a glue outlet 74 are formed in the side wall of the on-off valve 7, a glue inlet channel is formed between the glue inlet 73 and the side hole 51, a glue outlet channel is formed between the glue outlet 74 and the side hole 51, a glue pipe is connected to the glue outlet 74, the glue inlet channel is partially overlapped with the glue outlet channel, a valve core 77 is arranged at the intersection of the glue inlet channel and the glue outlet channel, a pre-tightening part is arranged between the valve core 77 and the on-off valve 7, the pre-tightening part acts to enable the valve core 77 to be located in the glue inlet channel to block the glue inlet channel, glue enters the glue inlet channel through the glue inlet 73 and squeezes the valve core 77 to enter the glue outlet channel to block the glue outlet channel, and the glue is discharged through the glue outlet 74 after entering the glue outlet channel from the piston cylinder 5;
as shown in fig. 7 and 11, the piston 53 has a through hole 531 in the center, two fixing rings 85 are arranged in the through hole 531, the nozzle 8 is arranged inside the fixing ring 85, the end of one end of the nozzle 8 has a top plate 81 and the top plate 81 faces to the side where the side hole 51 is located, the side wall of one end of the nozzle 8 has a nozzle 82, the outer wall of the nozzle 8 has a spring plate 86, a positioning spring 87 is arranged between the spring plate 86 and the fixing ring 85 close to the connecting seat 6, the positioning spring 87 acts to make the top plate 81 fully extend into the through hole 531 and contact with the fixing ring 85, the spring plate 86 contacts with the other fixing ring 85, the other end of the nozzle 8 has a conduit 84, and the conduit 84 is connected with the air pump and the detergent pump through a three-way valve; as shown in fig. 12, when the air pump blows air into the nozzle 8 through the conduit 84, the air pushes the top plate 81 to move out of the through hole 531, and at this time, the air in the nozzle 8 enters the piston cylinder 5 through the nozzle 82, and pushes the piston cylinder 5 and the glue solution in the hose to continue flowing; when the cleaning agent pump adds the cleaning agent into the spray pipe 8 through the guide pipe 84, the cleaning agent pushes the top plate 81 to move out of the through hole 531, and at the moment, the cleaning agent in the spray pipe 8 enters the rubber discharge channel and the rubber pipe through the spray hole 82 to clean the inner wall of the piston cylinder 5 and the inner wall of the rubber pipe.
When the piston cylinder 5 needs to be filled with glue, as shown in fig. 9, the glue is added into the glue inlet channel of the on-off valve 7 through the glue inlet port 73, at this time, the glue pushes the valve core 77 to enter the glue discharging channel to block the glue discharging channel, at this time, the glue enters the piston cylinder 5 through the glue inlet channel, and meanwhile, the piston 53 in the piston cylinder 5 moves to the side far away from the side hole, so that the glue enters the piston cylinder 5. After the glue solution is filled, the glue inlet 73 is closed. As shown in fig. 10, when glue needs to be applied, the glue discharging port 74 is opened, the piston 53 is driven to move to a side close to the side hole 51, the glue in the piston cylinder 5 enters the glue discharging channel through the side hole at this time, when the glue flows to the intersection of the first, second and third ends of the connecting channel, the glue enters the third end of the connecting channel through the first end of the connecting channel under the blocking of the valve core 77, then enters the glue tube through the glue discharging port 74, and then enters the glue gun for applying glue. After the glue is applied, air can be added into the conduit 84 through the air pump, the air pushes the top plate 81 and one end of the spray pipe 8 to move out of the through hole 531, at the moment, the air enters the piston cylinder 5, the air sprayed out of the spray holes 82 blows the inner wall of the piston cylinder 5 to blow the glue solution on the inner wall of the piston cylinder 5, and therefore the glue solution can be scraped by the piston. After the air enters the glue discharging channel, the glue liquid in the glue discharging channel is pushed to enter the glue tube, and after the air enters the glue tube, the glue liquid in the glue tube is pushed to enter the glue gun, so that the residual glue liquid in the glue discharging channel and the glue tube is discharged. When the piston cylinder 5, the rubber discharge channel and the rubber tube need to be cleaned, a cleaning agent is added into the guide tube 84 through a cleaning agent pump, one end of the spray tube 8 and the fixed plate 81 move out of the through hole 531 under the action of the pressure of the cleaning agent, the cleaning agent is sprayed on the inner wall of the piston cylinder 5 at the moment and reacts with the rubber solution to soften the rubber solution, and then the rubber solution can be scraped clean when the piston 53 moves on the inner side of the piston cylinder 5. The glue solution and the cleaning agent also enter the glue discharging channel and the rubber tube, and the glue solution adhered to the inner wall of the glue discharging channel and the inner wall of the rubber tube is cleaned.
Specifically, a T-shaped connecting channel 71 is arranged in the on-off valve 7, a transition channel 61 for communicating the side hole 51 with a first end of the connecting channel 71 is arranged in the connecting seat 6, as shown in fig. 8, a glue inlet hole 75 is arranged between a second end of the connecting channel 71 and the glue inlet port 73, and a glue outlet hole 76 is arranged between a third end of the connecting channel 71 and the glue outlet port 74; the side wall of the valve core 77 is provided with a positioning plate 772, the on-off valve 7 is internally provided with a spring groove 78, the positioning plate 772 is arranged in the spring groove 78, a glue inlet spring 79 is arranged between the positioning plate 772 and one end of the spring groove 78, the glue inlet spring 79 acts to enable the positioning plate 772 to be in contact with the inner wall of the other end of the spring groove 78, the valve core 77 is arranged in the second end of the connecting channel, and the first end and the third end of the connecting channel 71 are communicated; the glue inlet hole 75, the first end of the connecting channel 71, the second end of the connecting channel 71 and the transition channel 61 form a glue inlet channel, and the glue discharging hole 76, the first end of the connecting channel 71, the third end of the connecting channel 71 and the transition channel 61 form a glue discharging channel.
Specifically, as shown in fig. 1, 4 and 5, the driving assembly includes a driving assembly 1 and a transmission assembly, the transmission assembly includes a ball screw pair located in the transmission cylinder 2, a ball screw 3 of the ball screw pair is rotatably installed in the transmission cylinder 2, a screw nut 31 of the ball screw pair is fixedly connected with a piston 53 through a piston connecting rod 33, the driving assembly 1 is fixedly connected with the transmission cylinder 2, the driving assembly includes a servo motor and a speed reducer, the speed reducer is located at an output end of the servo motor, and an output end of the speed reducer is fixedly connected with the ball screw 3. When the servo motor works, the speed is regulated by the speed reducer to drive the ball screw 3 to rotate, and then the screw nut 31 is driven to move axially along the ball screw 3, and the piston connecting rod 33 drives the piston 53 to move back and forth in the piston cylinder 5.
Specifically, as shown in fig. 5, two bearings 32 are provided in the transmission cylinder 2, the ball screw 3 is rotatably connected to the transmission cylinder 2 through the bearings 32, at least two piston connecting rods 33 are provided, and the piston connecting rods 33 pass through the outer ring of the bearings 32.
Specifically, as shown in fig. 4 and 7, a flow guide block 52 is arranged in one end of the piston cylinder 5, a tapered hole is arranged in the flow guide block 52, a large end of the tapered hole penetrates through one end face of the flow guide block 52, a small end of the tapered hole penetrates through the other end face of the flow guide block 52, and one end of the piston 53 is tapered to match with the tapered hole. When one end of the piston 53 extends into the tapered hole, the glue can be pressed to flow along the tapered hole of the flow guide block 52, and then flows into the side hole 51. The arrangement of the flow guide block 52 plays a role in guiding the flow of the glue solution.
Specifically, as shown in fig. 9, one end of the valve element 77 facing the third end of the connecting channel 71 is an inclined surface 773, the glue solution enters the first end of the connecting channel 71 through the transition channel 61 and then contacts the inclined surface 773, and then flows to the third end of the connecting channel 71, and the inclined surface 773 guides the flow of the glue solution.
Specifically, as shown in fig. 8, the side wall of the valve element 77 facing the third end of the connecting passage 71 has a guard plate 771, the guard plate 771 shields the spring groove 78, and the sealing property is provided between the guard plate 771 and the inner wall of the connecting passage 71, so as to prevent the glue solution from entering the spring groove 78.
Specifically, as shown in fig. 11, the nozzle holes 82 are provided in plurality uniformly in the circumferential direction, and the axes of the nozzle holes 82 intersect the axis of the nozzle 8. The other end of the nozzle 8 is provided with a positioning ring 83, the positioning ring 83 is connected with the guide pipe 84, and the outer diameter of the positioning ring 83 is larger than the diameter of the through hole 531. The positioning ring 83 is arranged to define the displacement position of the nozzle 8 relative to the piston 53. When the retainer ring 83 contacts the end of the piston 53, the nozzle 8 no longer continues to move relative to the piston.
Specifically, as shown in fig. 3 and 4, the two ends of the transmission cylinder 2 are provided with cylinder bases 21, a plurality of cylinder base connecting rods 22 are arranged between the two cylinder bases 21, one cylinder base 21 is arranged between the transmission cylinder 2 and the driving assembly 1, and the other end of the piston cylinder 5 is in threaded connection with the end of the other cylinder base 21. As shown in fig. 5, a mounting hole 211 is provided at an end of the other cylinder block 21, and the other end of the piston cylinder 5 is screwed into the mounting hole 211. The transmission cylinder 2 is arranged between the two cylinder bases 21, and the transmission cylinder 2 is fixedly connected with the cylinder bases 21. As shown in fig. 3, the other cylinder seat 21 has an air inlet port 4 and an air outlet port 4 'on its side wall, and as shown in fig. 6, the other cylinder seat has an air passage 212 therein, one end of the air passage 212 communicates with the inner cavity of the piston cylinder 5 in front of the piston 53, and the other end of the air passage 212 is connected with the corresponding air inlet port 4 or air outlet port 4'. When the glue solution is filled, the piston 53 moves in the piston cylinder 5 away from the side hole 51, and at the same time, air between the piston 53 and the other cylinder seat 21 enters the air exhaust interface 4' through the air channel 212 and is exhausted. During gluing, the piston 53 moves inside the cylinder 5 close to the side hole 51, while external air enters the air duct 212 through the air inlet port 4 and then enters the space between the piston 53 and the other cylinder seat 21.
As shown in fig. 1, an observation window 23 is provided on the sidewall of the transmission cylinder 2 so as to observe whether glue in the piston cylinder 5 leaks into the transmission cylinder 2 after opening. As shown in fig. 6, 7 and 8, the air inlet port 4, the glue inlet port 73 and the glue discharging port 74 are all provided with a threaded mounting portion 41, the threaded mounting portion 41 on the air inlet port 4 is screwed into the cylinder base, the threaded mounting portion 41 on the glue inlet port 73 is screwed into the glue inlet hole 75, and the threaded mounting portion 41 on the glue discharging port 74 is screwed into the glue discharging hole 76, so that the air inlet port 4, the glue inlet port 73 and the glue discharging port 74 can be assembled conveniently. Meanwhile, the exhaust port 4' is also provided with a screw mounting portion 41. As shown in fig. 7, in order to ensure good sealing, a gasket 72 is provided between the contact surface of the side wall of the connecting socket 6 and the on-off valve 7 to ensure good sealing.
With the continuous operation of gluing, the piston 53 continuously reciprocates in the piston cylinder 5, and the continuous friction between the piston 53 and the inner wall of the piston cylinder 5 generates heat, so that the temperature of the wall of the piston cylinder 5 is increased. After the temperature of the wall of the piston cylinder 5 rises, heat transfer is carried out between the glue solution in the piston cylinder 5, so that the temperature of the glue solution rises, and at the moment, the air is only fed into the piston cylinder 5 through the air inlet connector 4, so that the temperature of the piston cylinder 5 is difficult to be reduced, and the glue coating with constant pressure and temperature is difficult to be ensured. For this purpose, a temperature adjusting assembly is further provided, the temperature adjusting assembly comprises a cold air pipe 42 and an air conditioner, as shown in fig. 13, one end of the cold air pipe 42 is fixed on the air inlet interface 4 and is communicated with the inner cavity of the air inlet interface 4, and the cold air pipe 42 is perpendicular to the air inlet interface 4. As shown in fig. 14 and 15, the cold air pipe 42 and the air inlet interface 4 both have a check valve 43 therein, and the check valve 43 is arranged so that the air flow can only enter the air inlet interface 4 from the cold air pipe 42 and enter the air passage 212 from the air inlet interface 4, but cannot flow in the reverse direction. The other end of the cold air pipe 42 is connected to an air conditioner, and the cold air is generated by the air conditioner, and enters the air inlet interface 4 through the cold air pipe 42 and then enters the air passage 212. And a temperature sensor 9 is arranged on the side wall of the piston cylinder 5 and used for detecting the temperature of the side wall of the piston cylinder 5. Electromagnetic valves are arranged on the air inlet interface 4 and the cold air pipe 42, and are used for realizing the on-off of the cold air pipe 42 and the air inlet interface 4. The installation and the working principle of the electromagnetic valve are the prior art and are not described in detail. The electromagnetic valve and the temperature sensor 9 are in signal connection with a PLC controller, and the PLC controller is positioned on the transmission cylinder 2. When the temperature of the side wall of the piston cylinder 5 detected by the temperature sensor 9 is lower than a set value, the temperature of the piston cylinder 5 is indicated to be in a normal range, at the moment, the electromagnetic valve on the cold air pipe 42 is closed, the electromagnetic valve on the air inlet interface 4 is opened, and when the piston 53 moves in the piston cylinder 5 to extrude glue, air enters the air channel 212 through the air inlet interface 4, then enters between the piston 53 and the cylinder base 21 and contacts with the inner wall of the piston cylinder 5 to normally cool the side wall of the piston cylinder 5. When the temperature of the side wall of the piston cylinder 5 detected by the temperature sensor 9 is higher than a set value, the temperature of the piston cylinder 5 is indicated to be abnormal, at the moment, the electromagnetic valve on the cold air pipe 42 is opened, the electromagnetic valve on the air inlet interface 4 is closed, when the piston 53 moves in the piston cylinder 5 to extrude glue, air enters the air channel 212 through the cold air pipe 42 and then enters the space between the piston 53 and the cylinder seat 21 and contacts with the inner wall of the piston cylinder 5 to rapidly cool the side wall of the piston cylinder 5, so that the glue temperature is prevented from rising due to the fact that the temperature of the side wall of the piston cylinder 5 is continuously abnormal. Through temperature regulation subassembly's setting, adjust 5 temperatures of piston cylinder for 5 temperatures of piston cylinder are in the fit range, and then guarantee that the glue solution is in the temperature and the pressure range that suit, can guarantee the stability and the even of glue of play like this when carrying out the rubber coating.
The invention has the beneficial effects that: through the arrangement of the on-off valve and the arrangement of the one-way conduction structure in the on-off valve, the glue discharging channel is unique, the glue feeding channel is partially overlapped with the glue discharging channel, and partial glue discharging channels are cleaned when the glue discharging channel is cleaned; the spray pipe is arranged on the piston, the spray pipe can spray gas or cleaning agent, along with the movement of the piston in the piston cylinder, the glue solution on the inner wall of the piston cylinder can be blown or the cleaning agent can be blown to react with the glue solution so as to soften the glue solution, and then the piston scrapes the glue solution on the inner wall of the piston cylinder, so that the inner wall of the piston cylinder is cleaned; after the cleaning agent enters the rubber discharge channel and the rubber tube, the rubber discharge channel and the rubber tube are cleaned; during gluing, the glue solution in the piston cylinder applies pressure to the top plate at the end part of the spray pipe, and at the moment, one end of the spray pipe, which is provided with the spray hole, and the top plate are hidden inside the piston, so that the glue solution is prevented from passing over the piston and entering the other side of the piston cylinder; when gas or cleaning agent is added into the spray pipe, the top plate can be ejected out of the piston under the action of pressure so as to expose the spray hole, after the gas enters the glue discharging channel, glue in the glue discharging channel can be pressed into the rubber pipe, and then the glue is extruded out of the rubber pipe so as to clean the residual glue.
Claims (10)
1. The automobile gluing quantifying device with the self-cleaning function is characterized by comprising a transmission cylinder, a piston cylinder and a connecting seat, wherein the transmission cylinder, the piston cylinder and the connecting seat are sequentially arranged in front and back, and are fixedly connected in pairs, a piston is arranged in the piston cylinder, and a driving assembly for driving the piston to linearly move in the piston cylinder in a reciprocating manner is arranged on the transmission cylinder; the end part of one end of the piston cylinder is provided with a side hole, the side wall of the connecting seat is provided with an on-off valve, the side wall of the on-off valve is provided with a glue inlet port and a glue discharging port, a glue inlet channel is arranged between the glue inlet port and the side hole, a glue discharging channel is arranged between the glue discharging port and the side hole, a glue pipe is connected onto the glue discharging port, the glue inlet channel is partially overlapped with the glue discharging channel, a valve core is arranged at the intersection of the glue inlet channel and the glue discharging channel, a pre-tightening piece is arranged between the valve core and the on-off valve, the pre-tightening piece acts to enable the valve core to be positioned in the glue inlet channel to plug the glue inlet channel, glue enters the glue inlet channel through the glue inlet port and extrudes the valve core to enter the glue discharging channel to plug the glue discharging channel, and the glue is discharged through the glue discharging port after entering the glue discharging channel through the piston cylinder;
the piston center is provided with a through hole, two fixing rings are arranged in the through hole, a spray pipe is arranged on the inner side of each fixing ring, a top plate is arranged at the end part of one end of each spray pipe and faces towards a side hole, a spray hole is formed in the side wall of one end of each spray pipe, a spring plate is arranged on the outer wall of each spray pipe, a positioning spring is arranged between each spring plate and the corresponding fixing ring close to the connecting seat, the positioning springs are used for enabling the top plates to completely extend into the through holes and contact with the fixing rings, the spring plates contact with the other fixing ring, a guide pipe is arranged at the other end of each spray pipe, and the guide pipe is connected with an air pump and a detergent pump through a three-way valve; when the air pump blows air into the spray pipe through the guide pipe, the air pushes the top plate to move out of the through hole, and at the moment, the air in the spray pipe enters the piston cylinder through the spray hole to push the piston cylinder and the glue solution in the rubber pipe to continuously flow; when the cleaning agent pump adds the cleaning agent into the spray pipe through the guide pipe, the cleaning agent pushes the top plate to move out of the through hole, and at the moment, the cleaning agent in the spray pipe enters the glue discharging channel and the rubber pipe through the spray holes to clean the inner wall of the piston cylinder and the inner wall of the rubber pipe.
2. The automobile glue dosing device with the self-cleaning function according to claim 1, wherein a T-shaped connecting channel is arranged in the on-off valve, a transition channel is arranged in the connecting seat and is used for communicating a side hole with a first end of the connecting channel, a glue inlet hole is arranged between a second end of the connecting channel and the glue inlet port, and a glue outlet hole is arranged between a third end of the connecting channel and the glue outlet port; the side wall of the valve core is provided with a positioning plate, a spring groove is formed in the on-off valve, the positioning plate is arranged in the spring groove, a glue inlet spring is arranged between the positioning plate and one end of the spring groove, the glue inlet spring acts to enable the positioning plate to be in contact with the inner wall of the other end of the spring groove, the valve core is positioned in the second end of the connecting channel, and the first end and the third end of the connecting channel are communicated; advance gluey hole, linking channel first end, linking channel second end and transition passageway and constituted into gluey passageway, arrange gluey hole, linking channel first end, linking channel third end and transition passageway and constituted the binder removal passageway.
3. The automobile gluing and metering device with the self-cleaning function of claim 1, wherein the driving assembly comprises a driving component and a transmission component, the transmission component comprises a ball screw pair positioned in a transmission cylinder, a ball screw of the ball screw pair is rotatably mounted in the transmission cylinder, a screw nut of the ball screw pair is fixedly connected with a piston through a piston connecting rod, the driving component is fixedly connected with the transmission cylinder, the driving component comprises a servo motor and a speed reducer, the speed reducer is positioned at an output end of the servo motor, and an output end of the speed reducer is fixedly connected with the ball screw.
4. The automobile glue dosing device with the self-cleaning function as claimed in claim 1, wherein a flow guide block is arranged in one end of the piston cylinder, a tapered hole is formed in the flow guide block, a large end of the tapered hole penetrates through one end face of the flow guide block, a small end of the tapered hole penetrates through the other end face of the flow guide block, and one end of the piston is tapered to match with the tapered hole.
5. The automobile gluing metering device with the self-cleaning function as claimed in claim 2, wherein one end of the valve core facing the third end of the connecting channel is an inclined surface, glue enters the first end of the connecting channel through the transition channel and then contacts with the inclined surface, and then flows to the third end of the connecting channel, and the inclined surface is arranged to guide the flow of the glue.
6. The self-cleaning automotive adhesive dispensing device according to claim 5, wherein the side wall of the valve element facing the third end of the connecting passage has a shield for shielding the spring groove.
7. The automobile glue dosing device with the self-cleaning function as claimed in claim 1, wherein the spray holes are uniformly arranged in the circumferential direction, and the axes of the spray holes intersect with the axis of the spray pipe.
8. The self-cleaning automobile glue dosing device according to claim 7, wherein the other end of the nozzle has a positioning ring, the positioning ring is connected with the guide pipe, and the outer diameter of the positioning ring is larger than the diameter of the through hole.
9. The automobile glue dosing device with the self-cleaning function as claimed in claim 1, wherein the two ends of the transmission cylinder are provided with cylinder bases, one of the cylinder bases is arranged between the transmission cylinder and the driving assembly, and the other end of the piston cylinder is in threaded connection with the end of the other cylinder base; the other side wall of the cylinder base is provided with an air inlet interface and an air outlet interface, an air passage is arranged in the other cylinder base, one end of the air passage is communicated with an inner cavity of the piston cylinder at the front side of the piston, and the other end of the air passage is connected with the corresponding air inlet interface or air outlet interface.
10. The automobile gluing quantifying device with the self-cleaning function as claimed in claim 9, further comprising a temperature adjusting assembly, wherein the temperature adjusting assembly comprises a cold air pipe and a temperature sensor, one end of the cold air pipe is connected with the air inlet interface, the other end of the cold air pipe is used for being connected with an air conditioner, one-way valves are respectively arranged in the cold air pipe and the air inlet interface, the one-way valves are arranged so that air flow enters the air inlet interface from the cold air pipe and enters the air passage from the air inlet interface, and electromagnetic valves are further arranged on the air inlet interface and the cold air pipe; the temperature sensor is arranged on the side wall of the piston cylinder, and the temperature sensor and the electromagnetic valve are in signal connection with the PLC; when the temperature detected by the temperature sensor is higher than a set value, the PLC controller drives the electromagnetic valve on the air inlet interface to be closed and drives the electromagnetic valve on the cold air pipe to be opened, and at the moment, cold air in the cold air pipe enters the piston cylinder through the air passage to be rapidly cooled; when the temperature detected by the temperature sensor is lower than a set value, the electromagnetic valve on the air inlet interface is opened, the electromagnetic valve on the cold air pipe is closed, and at the moment, air in the air inlet interface enters the piston cylinder through the air passage to be cooled normally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211238054.2A CN115301498B (en) | 2022-10-11 | 2022-10-11 | Car rubber coating proportioning device with self-cleaning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211238054.2A CN115301498B (en) | 2022-10-11 | 2022-10-11 | Car rubber coating proportioning device with self-cleaning function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115301498A CN115301498A (en) | 2022-11-08 |
| CN115301498B true CN115301498B (en) | 2022-12-02 |
Family
ID=83867725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211238054.2A Active CN115301498B (en) | 2022-10-11 | 2022-10-11 | Car rubber coating proportioning device with self-cleaning function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115301498B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1390291A (en) * | 1972-01-21 | 1975-04-09 | Arisland K O | Valve |
| DE4014760A1 (en) * | 1990-05-08 | 1991-11-14 | Electronal Ges Fuer Elektronik | DISPENSER HEAD FOR APPLYING SMALL QUANTITIES OF A PASTOUS DIMENSION FOR THE SURFACE MOUNTING OF ELECTRONIC COMPONENTS |
| CN103912712A (en) * | 2014-03-20 | 2014-07-09 | 中国北方车辆研究所 | Pilot-controlled pneumatic valve |
| CN103940496A (en) * | 2014-04-21 | 2014-07-23 | 杭州宏量科技有限公司 | Small liquid flow standard device special for hemodialysis machine calibrator |
| CN209006093U (en) * | 2018-09-28 | 2019-06-21 | 广州市富晨包装制品有限公司 | A kind of greeting card dispenser |
| CN210566427U (en) * | 2019-08-16 | 2020-05-19 | 西山煤电(集团)有限责任公司万隆通用产业分公司 | Three-way valve |
-
2022
- 2022-10-11 CN CN202211238054.2A patent/CN115301498B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1390291A (en) * | 1972-01-21 | 1975-04-09 | Arisland K O | Valve |
| DE4014760A1 (en) * | 1990-05-08 | 1991-11-14 | Electronal Ges Fuer Elektronik | DISPENSER HEAD FOR APPLYING SMALL QUANTITIES OF A PASTOUS DIMENSION FOR THE SURFACE MOUNTING OF ELECTRONIC COMPONENTS |
| CN103912712A (en) * | 2014-03-20 | 2014-07-09 | 中国北方车辆研究所 | Pilot-controlled pneumatic valve |
| CN103940496A (en) * | 2014-04-21 | 2014-07-23 | 杭州宏量科技有限公司 | Small liquid flow standard device special for hemodialysis machine calibrator |
| CN209006093U (en) * | 2018-09-28 | 2019-06-21 | 广州市富晨包装制品有限公司 | A kind of greeting card dispenser |
| CN210566427U (en) * | 2019-08-16 | 2020-05-19 | 西山煤电(集团)有限责任公司万隆通用产业分公司 | Three-way valve |
Non-Patent Citations (1)
| Title |
|---|
| 4通径2D数字伺服阀的静态特性实验研究;陈莹,等.;《流体传动与控制》;20131130(第6期);第9页至第12页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115301498A (en) | 2022-11-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4565217A (en) | Three-way poppet valve, method and apparatus | |
| US3240225A (en) | Selecting and purging apparatus | |
| US7856940B2 (en) | Control module for a nozzle arrangement | |
| CN107971309B (en) | Pipeline cleaning head | |
| CN100540961C (en) | Air cylinder type injection valve | |
| CN115301498B (en) | Car rubber coating proportioning device with self-cleaning function | |
| CN101502823B (en) | Non-gaseous coating apparatus | |
| CN207641783U (en) | AB glue point glue equipment | |
| CN116237204A (en) | Intelligent metering and mixing device for two-component fluid and application method thereof | |
| CN103659452B (en) | A kind of intermittent type automatic circulation lubricating system | |
| CN116510929A (en) | Self-cleaning atomizer | |
| CA2855389C (en) | Apparatus for texturizing strand material | |
| CN106641675A (en) | Multi-link precise lubricating pump for trace lubricating system | |
| CN219232760U (en) | Shifting lever oiling tool for rear-row switch air door | |
| CN213967429U (en) | Double-component glue piezoelectric injection valve device | |
| CN113318922A (en) | Dispensing machine | |
| CN114242396A (en) | Oil gun for oil supplement of transformer bushing | |
| US6354826B1 (en) | Pin for gas assisted injection molding system | |
| CN220049335U (en) | Processing charging barrel flushing device | |
| CN117571235B (en) | High-pressure oil rail seal test system | |
| CN217369593U (en) | Pipeline cleaning machine | |
| CN220461637U (en) | Pneumatic cleaning gun for pipeline | |
| CN219357211U (en) | Cleaning device for telescopic hydraulic cylinder | |
| CN219702529U (en) | Double-component fluid metering and mixing device | |
| US6968855B1 (en) | Air operated fluid control valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |