CN114228303B - Construction process of water-based polyurethane adhesive - Google Patents
Construction process of water-based polyurethane adhesive Download PDFInfo
- Publication number
- CN114228303B CN114228303B CN202111609570.7A CN202111609570A CN114228303B CN 114228303 B CN114228303 B CN 114228303B CN 202111609570 A CN202111609570 A CN 202111609570A CN 114228303 B CN114228303 B CN 114228303B
- Authority
- CN
- China
- Prior art keywords
- jig
- motor
- shaft
- discharge
- frame
- 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
- 239000000853 adhesive Substances 0.000 title claims abstract description 63
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 58
- 238000010276 construction Methods 0.000 title claims abstract description 41
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 39
- 239000004814 polyurethane Substances 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000008569 process Effects 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 58
- 230000007246 mechanism Effects 0.000 claims abstract description 32
- 238000003756 stirring Methods 0.000 claims abstract description 28
- 238000007599 discharging Methods 0.000 claims abstract description 27
- 239000003292 glue Substances 0.000 claims abstract description 27
- 238000003825 pressing Methods 0.000 claims abstract description 27
- 238000002156 mixing Methods 0.000 claims abstract description 26
- 238000007605 air drying Methods 0.000 claims abstract description 23
- 238000001035 drying Methods 0.000 claims abstract description 15
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 11
- 238000010438 heat treatment Methods 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 35
- 229920001971 elastomer Polymers 0.000 claims description 22
- 238000005192 partition Methods 0.000 claims description 10
- 238000004026 adhesive bonding Methods 0.000 claims description 8
- 238000003860 storage Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000033001 locomotion Effects 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 230000001960 triggered effect Effects 0.000 claims description 3
- 230000010062 adhesion mechanism Effects 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims description 2
- 238000009826 distribution Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 2
- 238000004321 preservation Methods 0.000 abstract description 2
- 238000007493 shaping process Methods 0.000 abstract 2
- 230000006872 improvement Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000004970 Chain extender Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/16—Drying; Softening; Cleaning
- B32B38/164—Drying
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J5/00—Adhesive processes in general; Adhesive processes not provided for elsewhere, e.g. relating to primers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B2037/1276—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives water-based adhesive
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses a construction process of a water-based polyurethane adhesive, which comprises the following steps: firstly, mixing and stirring the aqueous polyurethane adhesive and the curing agent according to a certain mass ratio for 10 minutes, then starting a discharging motor to drive a discharging shaft to discharge, simultaneously driving a conveyor belt to convey materials on the conveyor belt to move and glue, then placing the materials on the conveyor belt, and sequentially carrying out air drying, water content, gradual heating, drying, pressing and shaping along with the materials through a temperature control construction device. According to the temperature control construction device, the conveyor belt is used for conveying the jig to be subjected to air drying by the air drying mechanism, then the jig is subjected to gradual drying and shaping by the infrared lamp tubes distributed according to isothermal difference, and finally the adhesive material is pressed by the adhesive mechanism to form a finished product integrally, so that the temperature control and heat preservation effect is achieved, and the adhesive reaches the optimal temperature of the adhesive material, and has practical value.
Description
Technical Field
The invention relates to the technical field of energy conservation and environmental protection, in particular to a construction process of a water-based polyurethane adhesive.
Background
The aqueous polyurethane adhesive is generally a polyurethane adhesive prepared by mixing components such as oligomer polyol, isocyanate, hydrophilic components, chain extender and the like. The aqueous polyurethane adhesive has the advantages of adjustable hardness, low temperature resistance, good flexibility, high bonding strength and the like, can bond various materials such as metal, nonmetal and the like, and has wider application range. However, the whole polyurethane adhesive industry is still mainly solvent type. However, the water-based polyurethane adhesive needs to avoid uneven viscosity caused by precipitation during gluing in the construction process of the adhesive material, and needs to remove water in the adhesive agent firstly and then heat and dry the adhesive agent when drying the adhesive agent, so that the phenomenon that the water in the adhesive agent cannot evaporate to cause insufficient viscosity is avoided, and meanwhile, the adhesive agent is pressed and shaped at the bonding temperature, and the defects of insufficient adhesion to materials caused by the fact that the links cannot be controlled well are avoided.
Disclosure of Invention
The invention aims to provide a construction process of a water-based polyurethane adhesive, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the invention provides a construction process of a water-based polyurethane adhesive, which comprises the following steps:
1. And (3) a glue preparation stage:
S1, firstly, a water-based polyurethane adhesive and a curing agent are mixed according to a mass ratio of 100:5 parts are placed in a mixing drum in the construction device;
S2, starting a stirring motor to stir for 10 minutes;
2. gluing:
s3, putting half of the materials to be bonded into the jig and putting the materials on the conveyor belt;
S4, starting a discharging motor to drive a discharging shaft and the spiral blades to rotate and discharge glue into the upper rubber pipe;
s5, simultaneously, the linkage gear drives the transmission shaft to synchronously rotate, so that the transmission belt is driven to circularly move, and the jig moves and is coated with glue;
3. and (3) a drying stage:
S6, putting the other half of the material into the jig to be attached to the gluing material, putting the material onto the starting end of the conveying belt, and starting a servo motor to drive the conveying belt to move;
s7, starting a driving shaft motor in advance to drive a plurality of blades to rotate so as to generate wind, and starting a plurality of infrared lamp tubes in advance to preheat the inside of the temperature-resistant cover;
S8, conveying the jig filled with the materials and coated with the adhesive through a conveying belt, and gradually heating and drying through an air drying mechanism and a plurality of infrared lamp tubes in sequence;
4. and (3) pressing and sticking:
S9, triggering the servo motor to stop after the jig is sensed by the pair of second proximity switches, and triggering the wheel driving motor to start so as to drive the pressing plate to move downwards to squeeze materials for adhesion;
and S10, after a delay relay of the servo motor to be controlled is connected, the servo motor is started to drive the conveyer belt to continuously move circularly, and the next jig is driven to the lower part of the bonding mechanism so as to bond a finished product to be pressed.
As the further improvement of this technical scheme, the construction equipment of waterborne polyurethane adhesive is including the mixing drum that inside was provided with the stirring frame, the rubberizing device that the mixing drum bottom set up and to gluing agent drying earlier then accuse temperature construction equipment, the bottom of mixing drum just is provided with the row material way along its radial intercommunication, the discharge end below of row material way is provided with along being the workstation that the vertical direction extends with row material way orientation, rubberizing device is including arranging the material axle in arranging the material way center pin, arranging conveyer belt and the tool on the workstation starting end in arranging, the one end that the material axle was directed to the workstation is provided with the rubberizing pipe, the other end coaxial coupling of material axle has the discharge motor, the suspension has the transmission shaft that is used for driving conveyer belt synchronous motion directly under the material axle, accuse temperature construction equipment is including arranging conveyer belt on the workstation, the air-drying mechanism that the conveyer belt top set up, a plurality of infrared lamp pipes that set up along the workstation extending direction and the bonding mechanism that set up on the conveyer belt end.
As a further improvement of the technical scheme, the spiral blade is welded on the outer side of the discharge shaft, a discharge pipe which is tightly sleeved with the upper rubber pipe is communicated towards one end of the workbench, the upper rubber pipe extends to the upper side of the conveying belt, and a plurality of rubber outlet nozzles are communicated with the bottom of the upper rubber pipe.
As a further improvement of the technical scheme, the transmission shaft is positioned at the end part of the discharging motor and is coaxially sleeved with the transmission gear, the other end of the transmission shaft extends to the inside of the transmission belt and is coaxially sleeved with the transmission gear, one end of the discharging shaft, which is close to the discharging motor, is coaxially sleeved with the linkage gear, the inner side surface of the transmission belt is provided with a tooth slot extending along the width direction of the transmission belt, and the outer sides of the two ends of the transmission belt are provided with poking strips.
As a further improvement of the technical scheme, a temperature-resistant cover is arranged above the conveying belt, a temperature control frame is fixedly connected in the top of the temperature-resistant cover, a plurality of partition plates are fixedly connected between the temperature control frames, and the air drying mechanism is positioned in the feeding end of the temperature control frame.
As a further improvement of the technical scheme, the air drying mechanism comprises a plurality of driving shafts embedded on the partition plate and a driving shaft motor arranged outside the temperature control frame, wherein a plurality of blades are arranged on the outer side of the driving shafts at equal intervals in an annular shape, worm wheels are tightly sleeved at the end parts of the driving shafts protruding out of the temperature control frame, and a plurality of worms are sleeved at the outer sides of the output shafts of the driving shaft motor at intervals.
As a further improvement of the technical scheme, a plurality of infrared lamp tubes are positioned between a plurality of clapboards at the middle part and the discharge end of the temperature control frame, and the axial direction of the infrared lamp tubes is the same as the length direction of the conveying belt.
As a further improvement of this technical scheme, the bonding mechanism is including arranging a plurality of clamp plates of conveyer belt top in, being used for hanging the pressure post of a plurality of clamp plates, being used for elasticity to prop up the pressure spring of pressure post and being used for driving the drive wheel motor that the pressure post moved down, drive the output shaft of wheel motor and be perpendicular setting with the pressure post, and closely cup jointed the cam with pressure post top sliding connection on its output shaft, a pair of second proximity switch is installed to the discharge end inboard of temperature prevention cover, the one end circle roller end coaxial coupling of conveyer belt has servo motor.
As the further improvement of this technical scheme, the stirring frame comprises long axle and outside a plurality of stirring vane that are annular welding, and the top coaxial coupling of its long axle has agitator motor, rubberizing mouth, storage utensil mouth and conveyer trough have been seted up in proper order from the top surface of workstation and from beginning to end, the discharge end top surface flush welding of rubberizing mouth has the guide board.
As a further improvement of the technical scheme, a lifting jig frame is arranged between the conveyor belt and the conveyor belt, a plurality of object placing plates are arranged at equal intervals between the inside of the jig frame, a servo electric cylinder is arranged below the center of the bottom of the jig frame, a plurality of first proximity switches are arranged on the inner sides of corners of the jig frame, which are close to one end of the conveyor belt, and the object placing plates are uniformly distributed with the first proximity switches, and the first proximity switches are connected with the servo electric cylinder in parallel through wires to form a plurality of loops.
Compared with the prior art, the invention has the beneficial effects that:
1. In the construction process of the water-based polyurethane adhesive, the adhesive and the curing agent are continuously stirred through the mixing drum, the adhesive applying device capable of quantitatively conveying the adhesive is arranged at the bottom of the mixing drum, and the discharging shaft is used for driving the conveying belt to synchronously move, so that the jig placed on the conveying belt and the inner material of the jig are coated with the adhesive while being conveyed, the automation degree is high, the quick and accurate adhesive applying is facilitated, the working intensity of workers is reduced, and the water-based polyurethane adhesive has practical value.
2. In the construction process of the water-based polyurethane adhesive, through the temperature control construction device, the conveyer belt is utilized to convey the jig to be subjected to air drying and moisture through the air drying mechanism, then the water is gradually dried and shaped through a plurality of infrared lamp tubes distributed according to isothermal difference, and finally the adhesive material is pressed through the bonding mechanism to integrally form a finished product, so that the water-based polyurethane adhesive has the effects of temperature control and heat preservation, and the adhesive reaches the optimal temperature adhesive material, and has practical value.
3. In the construction process of the water-based polyurethane adhesive, the jig is temporarily stored by virtue of the lifting jig frame arranged between the conveyor belt and the conveying belt, so that the jig is stored in a vertical space by utilizing a limited horizontal space, and a worker is required to take the water-based polyurethane adhesive, so that the water-based polyurethane adhesive has popularization and practical values.
Drawings
FIG. 1 is a schematic overall structure of embodiment 1;
FIG. 2 is a full cross-sectional view of the mixing drum of example 1;
FIG. 3 is a schematic view of the structure of the stirring frame in example 1;
FIG. 4 is a schematic view of the assembly structure of the workbench of the embodiment 1;
FIG. 5 is a schematic structural view of a gumming device in embodiment 1;
Fig. 6 is a schematic view of the overall structure of the temperature-controlled construction apparatus of embodiment 1;
FIG. 7 is a schematic view of the structure of the workbench of embodiment 1;
FIG. 8 is a schematic view showing a partially assembled structure of the conveyor belt of example 1;
FIG. 9 is a schematic view of the upper hose structure of example 1;
FIG. 10 is a schematic diagram of a jig frame according to embodiment 1;
Fig. 11 is a schematic view of the internal structure of the temperature-controlled construction apparatus of embodiment 1;
Fig. 12 is a schematic view of the temperature control rack structure of embodiment 1;
FIG. 13 is an assembly schematic diagram of the air drying mechanism of example 1;
Fig. 14 is a schematic diagram showing an assembly structure of the bonding mechanism of embodiment 1.
The meaning of each reference sign in the figure is:
100. A mixing drum; 101. a protective ring; 102. a discharge channel; 110. a stirring rack; 111. stirring blades; 120. a discharge pipe; 130. a stirring motor; 140. a rubber tube is arranged; 141. a glue outlet nozzle;
200. a work table; 201. a glue coating port; 202. a reservoir port; 203. a conveying trough; 204. a guide plate;
300. A sizing device; 310. a discharging shaft; 311. a helical blade; 320. a discharging motor; 330. a linkage gear; 340. a jig; 350. a conveyor belt; 351. tooth slots; 352. a poking bar; 360. a transmission gear; 361. a transmission shaft; 362. a transmission gear; 370. a bracket;
400. a jig frame; 410. a storage plate; 420. a servo electric cylinder; 430. a first proximity switch;
500. A temperature control construction device; 510. a conveyor belt; 520. a temperature control frame; 521. a partition plate;
530. an air drying mechanism; 531. a drive shaft; 532. a blade; 533. a worm wheel; 534. a worm; 535. a drive shaft motor; 540. an infrared lamp tube;
550. An adhesive mechanism; 551. a pressing plate; 552. pressing a column; 553. a pressure spring; 554. a cam; 555. a wheel driving motor; 560. a temperature-resistant cover; 561. a material port; 562. a second proximity switch; 563. a heat sink.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "central axis," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate an orientation or positional relationship based on that shown in the drawings, merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a number" is two or more, unless explicitly defined otherwise.
Example 1
Referring to fig. 1-14, the invention provides a construction process of a water-based polyurethane adhesive, which comprises the following steps:
1. And (3) a glue preparation stage:
S1, firstly, a water-based polyurethane adhesive and a curing agent are mixed according to a mass ratio of 100:5 parts of the polyurethane adhesive and the curing agent are placed in a mixing barrel 100 in a construction device, and the aqueous polyurethane adhesive and the curing agent are required to be stirred and mixed to form viscous liquid due to different densities;
S2, starting the stirring motor 130 to stir for 10 minutes;
2. gluing:
S3, putting half of the materials to be bonded into the jig 340 and putting the materials on the conveyor belt 350;
S4, starting a discharging motor 320 to drive a discharging shaft 310 and a spiral blade 311 to rotate and discharge glue into the upper rubber pipe 140, wherein the stirring motor 130 does not stop rotating during glue discharge, so that uneven viscosity caused by precipitation and layering of the aqueous polyurethane adhesive is avoided;
S5, simultaneously, the linkage gear 330 drives the transmission shaft 361 to synchronously rotate, so that the transmission belt 350 is driven to circularly move, and then the jig 340 moves and coats glue, namely, a motor can be utilized to simultaneously drive the discharging shaft 310 to discharge glue and the transmission belt 350 to carry out conveying movement, so that the jig 340 moves linearly relative to the upper rubber tube 140, and glue discharged by the upper rubber tube 140 is smoothly and uniformly coated on the upper surface of a material in the jig 340, and the other half of the material is to be adhered and adhered to form a finished product;
3. and (3) a drying stage:
s6, placing the other half of the material into the jig 340 to be attached to the glue coating material, placing the material onto the starting end of the conveying belt 510, and starting a servo motor to drive the conveying belt 510 to move;
s7, starting the driving shaft motor 535 in advance to drive the blades 532 to rotate to generate wind, so that a low-temperature environment of the area is manufactured, the drying temperature of the aqueous polyurethane adhesive is gradually changed from low to high, long-time air drying is needed under the low-temperature condition, and then the aqueous polyurethane adhesive is heated and dried to reach the required optimal bonding temperature. The infrared lamp tubes 540 are started in advance to preheat the inside of the temperature-proof cover 560, the infrared lamp tubes 540 are arranged from low temperature to high temperature according to the conveying direction of the conveying belt 510, and the temperature difference is 5 ℃ so as to form a low-temperature to high-temperature environment;
S8, conveying the jig 340 filled with materials and coated with glue by a conveying belt 510, and gradually heating and drying by an air drying mechanism 530 and a plurality of infrared lamp tubes 540 in sequence;
4. and (3) pressing and sticking:
S9, after the jig 340 is sensed by a pair of second proximity switches 562, triggering the servo motor to stop, and simultaneously triggering the wheel driving motor 555 to start so as to drive the pressing plate 551 to move down for bonding the extrusion materials;
S10, after a delay relay of the servo motor to be controlled is switched on, the servo motor is started to drive the conveyer belt 510 to continue to circularly move, and the next jig is driven to the lower part of the bonding mechanism 550 to be bonded to a finished product.
In this embodiment, the construction device of the aqueous polyurethane adhesive includes a mixing drum 100 with a stirring frame 110 inside, a gluing device 300 arranged at the bottom of the mixing drum 100, and a temperature control construction device 500 for drying and then bonding the adhesive. The bottom of the mixing drum 100 is provided with a discharge channel 102 in radial communication therewith, and a workbench 200 extending in a direction perpendicular to the direction of the discharge channel 102 is provided below the discharge end of the discharge channel 102. The glue applying device 300 comprises a discharge shaft 310 arranged in the central shaft of the discharge channel 102, a conveyor belt 350 arranged on the beginning end of the workbench 200 and a jig 340, wherein one end of the discharge shaft 310, which points to the workbench 200, is provided with a glue applying pipe 140, the other end of the discharge shaft 310 is coaxially connected with a discharge motor 320, a transmission shaft 361 for driving the conveyor belt 350 to synchronously move is suspended under the discharge shaft 310, a helical blade 311 is welded on the outer side of the discharge shaft 310, the glue applying pipe 140 is communicated with the interior of the discharge channel 102, the discharge motor 320 is started to drive the discharge shaft 310 and the helical blade 311 to synchronously rotate, and mixed glue in the discharge channel 102 is pushed to be discharged from the glue applying pipe 140 to materials in the jig 340 which moves linearly along with the movement of the conveyor belt 350, so that automatic glue applying is completed. The temperature control construction device 500 comprises a conveying belt 510 arranged on a workbench 200, an air drying mechanism 530 arranged above the conveying belt 510, a plurality of infrared lamp tubes 540 arranged along the extending direction of the workbench 200 and a bonding mechanism 550 arranged at the tail end of the conveying belt 510, wherein a jig 340 filled with materials is conveyed through the conveying belt 510, moisture is sequentially air-dried through the air drying mechanism 530, then the moisture is gradually heated and dried through the plurality of infrared lamp tubes 540, and finally, a bonding finished product is pressed through the bonding mechanism 550.
Further, one end of the discharging channel 102, which faces the workbench 200, is communicated with a discharging pipe 120 which is tightly sleeved with the upper rubber pipe 140, and the outer end of the rubber discharging pipe 120 is in a necking shape, so that the discharge of the rubber is controlled. The upper rubber tube 140 extends to the upper side of the conveyor belt 350, a plurality of rubber outlet nozzles 141 are communicated with the bottom of the upper rubber tube 140, the rubber outlet nozzles 141 are matched according to the transverse size of the top surface of the material to be coated, for example, the transverse size of the top surface of the material is larger, and the width of the rubber outlet nozzles 141 is designed to be larger than the length of the material, so that the surface of the material is coated at one time.
Specifically, the end of the transmission shaft 361 located at the discharging motor 320 is coaxially sleeved with the transmission gear 360, the other end of the transmission shaft 361 extends into the conveying belt 350 and is coaxially sleeved with the transmission gear 362, one end of the discharging shaft 310, which is close to the discharging motor 320, is coaxially sleeved with the linkage gear 330, the linkage gear 330 is meshed with the transmission gear 360, tooth grooves 351 extending along the width direction of the transmission belt 350 are formed in the inner side surface of the conveying belt 350, the transmission gear 362 is meshed with the tooth grooves 351, and accordingly the conveying belt 350 can synchronously move with the discharging shaft 310 through the transmission shaft 361. The outer sides of the two ends of the conveyor belt 350 are provided with the poking strips 352, and as the end of the conveyor belt 350 is an arc surface, the jig 340 is pushed to slide continuously by the poking strips 352 along with the detachment of the jig 340 and the conveyor belt 350 at the arc end, so as to smoothly leave the upper part of the conveyor belt 350. The transmission shaft 361 penetrates through a section below the mixing drum 100 to be sleeved with a bracket 370, and two ends of the bracket 370 are fixedly connected with supporting plates at the bottom of the mixing drum 100 through bolts, so that the transmission shaft 361 is stably placed in the air to rotate. Wherein the discharge motor 320 is fixed to the side of the mixing tub 100 by bolts.
In addition, the upper cover of the conveyor belt 510 is provided with a temperature-proof cover 560, the temperature-proof cover 560 is used for protecting the internal temperature of the temperature-proof cover 560 from being scattered, and two ends of the temperature-proof cover 560 in the length direction are provided with material openings 561, so that the jig 340 can smoothly pass through along with the conveying of the conveyor belt 510. The temperature control frame 520 is fixedly connected in the top of the temperature control cover 560, a plurality of partition boards 521 are fixedly connected between the temperature control frames 520, and the partition boards 521 are vertically arranged along the width direction of the temperature control frame 52 to form a plurality of separation areas so as to separate the control temperatures, so that when passing under the temperature control frames 520, the adhesive on the material obtains different drying temperatures to be gradually dried and shaped. The air drying mechanism 530 is located in the feeding end of the temperature control frame 520, i.e. the end close to the mixing drum 100 is the feeding end, and the end far away from the mixing drum 100 is the discharging end. The air drying mechanism 530 includes a plurality of drive shafts 531 and the drive shaft motor 535 of arranging the temperature control frame 520 outside of inlaying on the baffle 521, the outside of drive shaft 531 is annular equidistant and is equipped with a plurality of blades 532, the outside tip of drive shaft 531 protrusion temperature control frame 520 is closely cup jointed worm wheel 533, a plurality of worms 534 have been cup jointed in the output shaft outside interval of drive shaft motor 535, a plurality of worms 534 and a plurality of worm wheel 533 correspond the meshing, drive worm 534 rotatory through starting drive shaft motor 535, and drive worm wheel 533 and drive shaft 531 synchronous rotation, and then drive a plurality of blade 532 rotations and produce the wind, air-dry the moisture of material rubberizing agent, lead to the adhesive surface to crust earlier and influence its inside moisture evaporation when avoiding later heating. The heat dissipation grooves 563 are formed on two sides of the heat-proof cover 560, which are located on the air drying mechanism 530, and are used for performing longer low-temperature air drying on the material passing under the air drying mechanism 530.
Further, the plurality of infrared lamp tubes 540 are located between the middle part of the temperature control frame 520 and the plurality of partition boards 521 at the discharge end of the temperature control frame, the axial direction of the infrared lamp tubes 540 is the same as the length direction of the conveying belt 510, the power of the plurality of infrared lamp tubes 540 between every two adjacent partition boards 521 is the same, namely the heat dissipation is the same, the infrared lamp tubes 540 between the plurality of partition boards 521 are gradually increased by 5 degrees, so that a process of gradually heating and drying the jig 340 moving on the conveying belt 510 is formed, and the optimal bonding temperature required by the aqueous polyurethane adhesive is favorably achieved.
Specifically, the adhesion mechanism 550 includes a plurality of clamp plates 551 of arranging in conveyer belt 510 top, be used for hanging the pressure post 552 of a plurality of clamp plates 551, be used for the elasticity to prop up the pressure spring 553 of pressure post 552 and be used for driving the wheel motor 555 that drives that pressure post 552 moved down, the orientation of clamp plate 551 is the same with tool 340 to with tool 340 joint and the bonding of pressing the material two halves, pressure spring 553 cup joints with the pressure post 552 top section of protrusion in the cover 560 top that prevents temperature, the top of wheel motor 555 is through bolt fixedly connected with circular arc frame, and the bottom of circular arc frame passes through bolt fixedly connected with the top surface of cover 560. The drive shaft motor 535 is fixed to the side of the temperature-proof cover 560 by bolts. The top end of the pressing column 552 is tightly sleeved with a round cap with the outer diameter larger than that of the pressing spring 553, the round cap is used for limiting the pressing column 552 to slide from the pressing spring 553, an output shaft of the driving wheel motor 555 is perpendicular to the pressing column 552, a cam 554 which is in sliding connection with the top end of the pressing column 552 is tightly sleeved on the output shaft of the driving wheel motor 555, the driving wheel motor 555 is started to drive the cam 554 to rotate for one circle, and the pressing plate 551 is pressed downwards when the large diameter end of the driving wheel motor contacts the pressing column 552, so that the pressing plate 551 is clamped into the jig 340, and the pressing materials are bonded. A pair of second proximity switches 562 are installed on the inner side of the discharging end of the temperature-proof cover 560, one end of the conveying belt 510 is coaxially connected with a servo motor, the servo motor and the wheel driving motor 555 are respectively and electrically connected with one of the second proximity switches 562 through wires, as the outer shell of the jig 340 is made of metal, the proximity switches are non-contact type switching devices, as is well known in the art, whenever the proximity switches are close to a metal object, a proximity signal can be sent out, contacts in the proximity switches act, the electric appliances connected with the proximity switches are triggered to be electrified or stopped in a power-off mode, the driven parts connected with the electric appliances are automatically controlled to move, when the jig 340 is close to the pair of proximity switches 562, the wheel driving motor 555 is electrified and is stopped, the servo motor 340 is stopped under the bonding mechanism 550, a time delay time relay is connected with a circuit for controlling the servo motor to be electrified again so as to drive the conveying belt 510 to continuously circularly move, and the jig on the conveying belt reaches under the bonding mechanism 550.
Further, the stirring frame 110 is composed of a long shaft and a plurality of stirring blades 111 which are welded on the outer side of the long shaft in an annular manner, the top end of the long shaft is coaxially connected with a stirring motor 130, a plate frame which is in an inverted L shape is welded on one side of the top of the mixing barrel 100, the output end of the stirring motor 130 penetrates through the plate frame, and the end face of the stirring motor 130 is fixedly connected with the horizontal top surface of the plate frame through bolts. Wherein the stirring blade 111 is inclined downward and its width is extended laterally so as to facilitate the stirring of the paste while stirring, and to prevent it from overflowing from the top end of the mixing tub 100. The inner wall of the top of the mixing tub 100 is welded with a ring-shaped guard ring 101 to prevent the adhesive and the curing agent from overflowing while stirring, thereby affecting the metering.
In addition, a jig frame 400 is provided between the conveyor 350 and the conveyor 510, for temporarily storing the jig 340. The top surface of the table 200 is provided with a glue port 201, a storage port 202 and a conveying groove 203 in order from the beginning to the end, so that the conveyor belt 350, the jig frame 400 and the conveyor belt 510 are correspondingly installed therein. The top surface of the discharge end of the glue port 201 is welded with a guide plate 204 in a flat manner, so as to guide the jig 340 to slide out of the conveyor 350 smoothly. A plurality of object placing plates 410 are arranged in the jig frame 400 at equal intervals, and two ends of the object placing plates 410, which face the conveyor belt 350 and the conveyor belt 510, are opened so that the jig 340 can smoothly enter and exit. The lower part of the center of the bottom of the jig frame 400 is provided with a servo electric cylinder 420, the inner side of the corner of the jig frame 400, which is close to one end of the conveying belt 510, is provided with a plurality of first proximity switches 430, each object placing plate 410 is provided with a first proximity switch 430, the plurality of first proximity switches 430 and the servo electric cylinder 420 are connected in parallel into a plurality of loops through wires, after the jig 340 is conveyed to the object placing plate 410 by the conveying belt 350, the first proximity switches 430 at one corner of the object placing plate 410 are induced, the servo electric cylinder 420 is triggered to be electrified, and then the jig frame 400 is driven to rise to the height of two adjacent object placing plates 410, so that the next jig 340 is conveyed to the empty object placing plate 410 for storage, and after the bottom of the jig frame 400 is lifted to the top surface of the workbench 200, the servo electric cylinder 420 is started to drive the jig frame 400 to descend for reset.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A construction process of a water-based polyurethane adhesive comprises the following steps:
1. And (3) a glue preparation stage:
S1, firstly, a water-based polyurethane adhesive and a curing agent are mixed according to a mass ratio of 100:5 parts are placed in a mixing drum (100) in the construction device;
s2, starting a stirring motor (130) to stir for 10 minutes;
the method is characterized in that: 2. gluing:
s3, putting half of the materials to be bonded into the jig (340) and putting the materials on the conveyor belt (350) together;
s4, starting a discharging motor (320) to drive a discharging shaft (310) and a spiral blade (311) to rotate and discharge glue into the upper rubber pipe (140);
S5, simultaneously, the linkage gear (330) drives the transmission shaft (361) to synchronously rotate, so that the transmission belt (350) is driven to circularly move, and the jig (340) moves and coats glue; as the jig (340) and the conveyor belt (350) are separated at the arc end, the jig (340) is pushed by the poking bar (352) to continue sliding, and the jig is smoothly separated from the upper part of the conveyor belt (350);
After the jig (340) is conveyed onto the object placing plate (410) by the conveyor belt (350), a first proximity switch (430) at one corner of the object placing plate (410) is used for sensing, and the servo electric cylinder (420) is triggered to be electrified, so that the jig frame (400) is driven to rise by the heights of two adjacent object placing plates (410), the next jig (340) is conveyed into the empty object placing plate (410) for storage, and after the bottom of the jig frame (400) is lifted to be flush with the top surface of the workbench (200), the servo electric cylinder (420) is started to drive the jig frame (400) to descend for reset;
3. and (3) a drying stage:
S6, placing the other half of the material into the jig (340) to be attached to the glue-coated material, placing the material onto the starting end of the conveying belt (510), and starting a servo motor to drive the conveying belt (510) to move;
s7, starting a driving shaft motor (535) in advance to drive a plurality of blades (532) to rotate to generate wind, and starting a plurality of infrared lamp tubes (540) in advance to preheat the inside of the temperature-resistant cover (560);
S8, conveying the jig (340) filled with materials and coated with glue by a conveying belt (510), and gradually heating and drying by an air drying mechanism (530) and a plurality of infrared lamp tubes (540) in sequence;
4. and (3) pressing and sticking:
s9, after the jig (340) is sensed by a pair of second proximity switches (562), triggering the servo motor to stop, and simultaneously triggering the wheel driving motor (555) to start so as to drive the pressing plate (551) to move downwards to squeeze materials for adhesion;
s10, after a delay relay of a servo motor to be controlled is connected, the servo motor is started to drive the conveyer belt (510) to continuously move circularly, and the next jig is driven to the lower part of the bonding mechanism (550) so as to bond a finished product to be pressed;
The construction equipment of waterborne polyurethane adhesive includes inside mixing drum (100) that is provided with stirring frame (110), rubberizing device (300) and the accuse temperature construction equipment (500) of gluing agent drying earlier and then bonding of mixing drum (100) bottom setting, the bottom of mixing drum (100) just is provided with discharge channel (102) along its radial intercommunication, discharge end below of discharge channel (102) is provided with along being directed workstation (200) that extend in the vertical direction with discharge channel (102), rubberizing device (300) including arranging discharge shaft (310) in the discharge channel (102) center pin, conveyer belt (350) and tool (340) on workstation (200) starting end of arranging, the one end that discharge shaft (310) was directed workstation (200) is provided with upper hose (140), the other end coaxial coupling of discharge shaft (310) has discharge motor (320), the suspension has transmission shaft (361) that are used for driving conveyer belt (350) synchronous motion directly under discharge shaft (310), accuse temperature construction equipment (500) include and arrange conveyer belt (510) on conveyer belt (530) of arranging on workstation (500) and setting up in the conveyer belt (510) A plurality of infrared lamp tubes (540) arranged along the extending direction of the workbench (200) and an adhesion mechanism (550) arranged on the tail end of the conveying belt (510);
the outer side of the discharging shaft (310) is welded with a helical blade (311), one end of the discharging channel (102) facing the workbench (200) is communicated with a discharging pipe (120) tightly sleeved with an upper rubber pipe (140), the upper rubber pipe (140) extends to the upper part of the conveying belt (350), and the bottom of the upper rubber pipe (140) is communicated with a plurality of rubber outlet nozzles (141);
The transmission shaft (361) is located the tip coaxial transmission gear (360) that has cup jointed of row material motor (320), the other end of transmission shaft (361) extends to inside conveyer belt (350) and coaxial transmission gear (362) of cup jointing, the one end that row material axle (310) is close to row material motor (320) has cup jointed linkage gear (330) coaxial, tooth's socket (351) that extend along its width direction are seted up to the medial surface of conveyer belt (350), the both ends outside of conveyer belt (350) is equipped with dials strip (352).
2. The construction process of the aqueous polyurethane adhesive according to claim 1, wherein the construction process is characterized in that: the top cover of conveyer belt (510) is equipped with temperature prevention cover (560), fixedly connected with accuse temperature frame (520) in the top of temperature prevention cover (560), fixedly connected with a plurality of baffles (521) between accuse temperature frame (520), air-drying mechanism (530) are located accuse temperature frame (520) feed end.
3. The construction process of the aqueous polyurethane adhesive according to claim 2, wherein: the air drying mechanism (530) comprises a plurality of driving shafts (531) embedded on a partition plate (521) and a driving shaft motor (535) arranged outside the temperature control frame (520), a plurality of blades (532) are arranged on the outer side of the driving shaft (531) at equal intervals in an annular shape, worm gears (533) are tightly sleeved at the end parts of the outer parts of the driving shaft (531) protruding out of the temperature control frame (520), and a plurality of worms (534) are sleeved at the outer sides of the output shafts of the driving shaft motor (535) at intervals.
4. The construction process of the aqueous polyurethane adhesive according to claim 3, wherein the construction process comprises the following steps: the infrared lamp tubes (540) are positioned between the middle part of the temperature control frame (520) and the partition boards (521) at the discharge end of the temperature control frame, and the axial direction of the infrared lamp tubes (540) is the same as the length direction of the conveying belt (510).
5. The construction process of the aqueous polyurethane adhesive according to claim 4, wherein the construction process comprises the following steps: the bonding mechanism (550) comprises a plurality of pressing plates (551) arranged above the conveying belt (510), pressing columns (552) used for suspending the pressing plates (551), pressure springs (553) used for elastically supporting the pressing columns (552) and a driving wheel motor (555) used for driving the pressing columns (552) to move downwards, an output shaft of the driving wheel motor (555) is perpendicular to the pressing columns (552), a cam (554) connected with the top ends of the pressing columns (552) in a sliding mode is tightly sleeved on the output shaft of the driving wheel motor, a pair of second proximity switches (562) are arranged on the inner side of a discharge end of the temperature-resistant cover (560), and one end round roller end of the conveying belt (510) is coaxially connected with a servo motor.
6. The construction process of the aqueous polyurethane adhesive according to claim 5, wherein the construction process is characterized in that: stirring frame (110) are by long axis and outside a plurality of stirring vane (111) that are annular welding, and the top coaxial coupling of its long axis has agitator motor (130), rubberizing mouth (201), storage utensil mouth (202) and conveyer trough (203) have been seted up in proper order from beginning to the end to the top surface of workstation (200), the discharge end top surface flush welding of rubberizing mouth (201) has guide plate (204).
7. The construction process of the aqueous polyurethane adhesive according to claim 6, wherein the construction process comprises the following steps: be provided with tool frame (400) of liftable between conveyer belt (350) and conveyer belt (510), equidistant interval is equipped with a plurality of thing boards (410) of putting between the inside of tool frame (400), servo electronic jar (420) are installed to the bottom center below of tool frame (400), a plurality of first proximity switch (430) are installed to the corner inboard that tool frame (400) is close to conveyer belt (510) one end, and have first proximity switch (430) on every putting thing board (410) all distribution, a plurality of first proximity switch (430) with servo electronic jar (420) pass through wire parallel connection and become a plurality of return circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111609570.7A CN114228303B (en) | 2021-12-27 | 2021-12-27 | Construction process of water-based polyurethane adhesive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111609570.7A CN114228303B (en) | 2021-12-27 | 2021-12-27 | Construction process of water-based polyurethane adhesive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114228303A CN114228303A (en) | 2022-03-25 |
| CN114228303B true CN114228303B (en) | 2024-04-26 |
Family
ID=80763205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111609570.7A Active CN114228303B (en) | 2021-12-27 | 2021-12-27 | Construction process of water-based polyurethane adhesive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114228303B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE7508056L (en) * | 1974-07-18 | 1976-01-19 | Zangheri S A S Flli | PROCEDURE FOR MAKING A JANE WITH IMPROVED FLAGS. |
| CN102806744A (en) * | 2012-08-20 | 2012-12-05 | 湘潭方棱聚氨酯机器有限公司 | Automatic production line of high-temperature bonding-formed polyurethane sandwich boards |
| CN104194706A (en) * | 2014-08-25 | 2014-12-10 | 烟台联成高分子材料有限公司 | Double-component water-based polyurethane adhesive and preparation method thereof |
| CN206475316U (en) * | 2017-02-21 | 2017-09-08 | 苏州安皓瑞先进材料股份有限公司 | Two-component mixing machine supplies colloid system |
| CN206645088U (en) * | 2017-03-24 | 2017-11-17 | 河北鑫乐医疗器械科技股份有限公司 | A kind of test tube material toggling delivery device |
| CN208584680U (en) * | 2018-08-09 | 2019-03-08 | 河南省豫龙胶带有限公司 | A kind of mixing and blending machine |
| CN208740460U (en) * | 2017-10-18 | 2019-04-16 | 苏州吉成智能科技有限公司 | A kind of medicine outlet device |
| CN209427660U (en) * | 2018-12-28 | 2019-09-24 | 天水华圆制药设备科技有限责任公司 | A kind of medicinal strip conveyer belt with two-way group of function |
| CN110813637A (en) * | 2019-11-30 | 2020-02-21 | 湖南省波恩贝竹木科技有限公司 | Bamboo plywood double-sided gluing device |
-
2021
- 2021-12-27 CN CN202111609570.7A patent/CN114228303B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE7508056L (en) * | 1974-07-18 | 1976-01-19 | Zangheri S A S Flli | PROCEDURE FOR MAKING A JANE WITH IMPROVED FLAGS. |
| GB1493167A (en) * | 1974-07-18 | 1977-11-23 | Zangheri Sas Flli | Method for manufacturing veneer panels and veneer panels produced by said method |
| CN102806744A (en) * | 2012-08-20 | 2012-12-05 | 湘潭方棱聚氨酯机器有限公司 | Automatic production line of high-temperature bonding-formed polyurethane sandwich boards |
| CN104194706A (en) * | 2014-08-25 | 2014-12-10 | 烟台联成高分子材料有限公司 | Double-component water-based polyurethane adhesive and preparation method thereof |
| CN206475316U (en) * | 2017-02-21 | 2017-09-08 | 苏州安皓瑞先进材料股份有限公司 | Two-component mixing machine supplies colloid system |
| CN206645088U (en) * | 2017-03-24 | 2017-11-17 | 河北鑫乐医疗器械科技股份有限公司 | A kind of test tube material toggling delivery device |
| CN208740460U (en) * | 2017-10-18 | 2019-04-16 | 苏州吉成智能科技有限公司 | A kind of medicine outlet device |
| CN208584680U (en) * | 2018-08-09 | 2019-03-08 | 河南省豫龙胶带有限公司 | A kind of mixing and blending machine |
| CN209427660U (en) * | 2018-12-28 | 2019-09-24 | 天水华圆制药设备科技有限责任公司 | A kind of medicinal strip conveyer belt with two-way group of function |
| CN110813637A (en) * | 2019-11-30 | 2020-02-21 | 湖南省波恩贝竹木科技有限公司 | Bamboo plywood double-sided gluing device |
Non-Patent Citations (1)
| Title |
|---|
| 高士刚等.《鞋靴材料》.中国轻工业出版社,2012,98. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114228303A (en) | 2022-03-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111617943B (en) | Working method of circuit board glue printing device capable of automatically overturning | |
| CN109382261B (en) | High-efficient spreading machine | |
| CN106195742B (en) | Silica gel extrusion molding dispensing LED neon lamp belt processing technologys based on FPC | |
| CN114228303B (en) | Construction process of water-based polyurethane adhesive | |
| CN113818611B (en) | Rock-aluminum composite plate unitized curtain wall and production process thereof | |
| CN208230217U (en) | A kind of automatic pasting device | |
| CN111992425B (en) | Automatic gluing equipment for textiles and working method thereof | |
| CN112304175A (en) | Electronic detonator medicine dipping equipment | |
| CN214591058U (en) | Gluing device and surface-mounted magnetic steel production line | |
| CN203437268U (en) | Planetary coating machine | |
| CN216216438U (en) | Stator dip coating device | |
| CN211917765U (en) | High-temperature-resistant and anti-aging conveying welding equipment | |
| CN214812072U (en) | Automatic surface spraying machine for precise rubber products | |
| CN215183326U (en) | Finished electroceramics's mucilage binding curing means | |
| CN213819603U (en) | Automatic sauce material machine of scribbling of dried meat floss bread two-sided | |
| CN205146040U (en) | Kneading machine is extruded to convertible screw rod | |
| CN113102172A (en) | Gluing device and surface-mounted magnetic steel production line | |
| CN114558748A (en) | Lighting device glue dispensing device based on automatic glue temperature adjustment | |
| CN220574954U (en) | LED lamp pearl soldering device | |
| CN112139804A (en) | Automatic production line for dial type thermometers | |
| CN112477122A (en) | Rotatory 3D printer of many materials of integrated form mixed melting | |
| CN220678411U (en) | Anti-blocking quantitative glue feeding dispenser | |
| CN221114709U (en) | Filling machine with heating function | |
| CN211964820U (en) | Adhesive dispensing baking device | |
| CN214414026U (en) | Feeding mechanism |
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 |