CN217017155U

CN217017155U - Online spraying device

Info

Publication number: CN217017155U
Application number: CN202122966958.4U
Authority: CN
Inventors: 吴铁红
Original assignee: Changsha Yongchang Automobile Parts Co ltd
Current assignee: Changsha Yongchang Automobile Parts Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-07-22
Anticipated expiration: 2031-11-30

Abstract

The utility model discloses an online spraying device, which belongs to the field of spraying of sealing strips and comprises a spraying box, wherein a supporting bracket is arranged in the spraying box, a conveying belt is arranged on the supporting bracket, at least two groups of spraying components are arranged on the conveying belt, and the spraying components are suitable for spraying the surface of the sealing strip; hot air pieces are arranged among the spraying assemblies and are suitable for heating the surface of the sealing strip to dry the surface of the coating; the utility model solves the technical problem that the coating thickness at the point A is not easy to reach the standard, so that the later quality can not meet the requirement.

Description

Online spraying device

Technical Field

The utility model belongs to the field of sealing strip spraying, and particularly relates to an online spraying device.

Background

At present, when rubber sealing strip products are extruded and vulcanized to form, on-line spraying is mostly needed, and the coating is firmly attached to the surfaces of the products by utilizing the heat of a vulcanizing furnace. But different products have different requirements on the coating thickness. For the flat surface, it is easier to obtain thicker coating by increasing the number of spray guns, but it is very difficult to obtain thicker coating for the product tip. This is because when the number of spray guns is increased, the coating inevitably flows down from the tip of the product due to the fluidity of the coating itself, forming a sagging defect, and the coating thickness of the tip cannot be always increased.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the coating thickness at the sharp positions of the two ends is not easy to reach the standard, so that the quality at the later stage can not meet the requirement.

In order to solve the technical problems, the inventor obtains the technical scheme of the utility model through practice and summary, and the utility model discloses an online spraying device which comprises a spraying box and a tractor, wherein a support bracket is arranged in the spraying box, a conveyor belt is arranged on the support bracket, the tractor is suitable for dragging the conveyor belt to move, at least two groups of spraying components are arranged on the conveyor belt, and the spraying components are suitable for spraying the surface of a sealing strip;

and hot air pieces are arranged among the spraying assemblies and are suitable for drying the surface of the coating on the surface of the sealing strip.

Preferably, an exhaust fan is installed in the spraying box, and the exhaust fan is suitable for forming negative pressure in the spraying box;

the heat seal comprises an industrial hot air blower which is suitable for outputting hot air downwards.

Preferably, the conveyer belt is provided with a base, the base is fixedly connected with the conveyer belt, the bottom of the sealing strip is provided with a connecting part, and the connecting part is detachably connected with the base.

Preferably, the sealing strip comprises a first to-be-coated layer positioned at the lower left part, a second to-be-coated layer positioned at the left side of the upper surface and a third to-be-coated layer positioned at the right side of the upper surface, the second to-be-coated layer is suitable for spraying with the thickness of 21 +/-3 microns, and the third to-be-coated layer is suitable for spraying with the thickness of 5-10 microns;

treat that coating two is including being located left node A and being located the node B on right side, treat that coating one is including the node E of bottom, treat that coating three is including node F, be treating coating one between node E and the node A, be treating coating two between the node A node B, be treating coating three between node B and the node F.

Preferably, the spraying assembly comprises a left spraying plate and a right spraying plate, the left spraying plate and the right spraying plate are positioned on two sides of the industrial air heater, the left spraying plate and the right spraying plate respectively comprise a first area plate, a second area plate and a third area plate which are integrally connected, the first area plate corresponds to a first area to be coated, the second area plate corresponds to a second area to be coated, the third area plate corresponds to a third area to be coated, a first spray gun is installed on the first area plate, a second spray gun is installed on the second area plate, a third spray gun is installed on the third area plate, the output end of the first spray gun is suitable for being aligned with the first area to be coated, the output end of the second spray gun is suitable for being aligned with the second area to be coated, and the output end of the third spray gun is suitable for being aligned with the third area to be coated;

the downside of spraying subassembly is provided with the lower groove, the sealing strip is suitable for and slides in the lower groove.

Preferably, balls are arranged on the node A and the node F, a plurality of groups of balls are arranged along the transmission direction of the transmission point, and the balls are positioned in the lower groove and attached to the two bottoms of the upper surface of the sealing strip;

be provided with fore-and-aft sliding tray on left side spraying board or the right side spraying board respectively, install the sliding block on the sliding tray, the one end of sliding tray is installed and is driven actuating cylinder, the both ends of left side spraying board or right side spraying board all include the pterygoid lamina and with spraying incasement wall fixed connection, it installs on the pterygoid lamina to drive actuating cylinder, the output that drives actuating cylinder is connected with the sliding block, install corresponding spray gun on the sliding block.

Preferably, the spraying assembly comprises a support body, the support body is fixedly connected with the spraying box, a moving block is mounted on the support body, a spray gun part is mounted on the moving block, and the spray gun part is suitable for spraying a first coating to be coated, a second coating to be coated and a third coating to be coated;

the support is characterized in that a fixed cylinder is installed in the support body, the cylinder body of the fixed cylinder is fixedly connected with the support body, the output end of the fixed cylinder is fixedly connected with a moving block, and the moving block is suitable for moving along the axis of the support body.

Preferably, the support body includes left socle and right branch frame, left socle and right branch frame distribute in the both sides of sealing strip.

Preferably, the moving block comprises an angle scale, the spray gun part is mounted on the angle scale, the angle scale is suitable for displaying the angle of the spray gun, a rotating wheel is mounted at the bottom of the angle scale, the rotating wheel and the angle scale rotate coaxially, an outer tooth form is arranged on the outer edge of the rotating wheel along a side line, a rotating wheel is meshed with the outer tooth form, the rotating wheel is meshed with the rotating wheel, and a rotating button is mounted outside the rotating wheel and is suitable for driving the angle scale to rotate.

Compared with the prior art, the utility model can obtain the following technical effects:

compared with the prior art, the utility model is designed to be divided into at least two sections during spraying, so that the thickness of the coating at the end part between the two ends can reach the actual standard, and the industrial hot air blower is additionally arranged in the middle of the two-section spraying, so that the surface can be quickly dried, the actual flowing of the coating liquid can be reduced, and the thickness of the coating of each part can be ensured;

the utility model ensures the actual spraying effect by designing the sectional type spray guns, controls the spraying effect by controlling the actual air pressure and the paint flow of each spray gun, drives the air cylinder to drive the sliding block to slide along the sliding groove, drives the position change of the spray guns to achieve the actual spraying area;

through increasing left and right sides support, the removal piece moves along support axis direction on the support, reaches the change of spray gun and product distance, through the angle of rotatory actual spray gun spare of knob, changes the mode of coating atomizing angle, reaches better spraying effect.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a side view of the sealing tape of the present invention;

FIG. 2 is a schematic view of a spray booth of the present invention;

FIG. 3 is a view of the seal strip and base of the present invention connected together;

FIG. 4 is a schematic front view of embodiment 1 of the present invention;

FIG. 5 is a schematic top view of example 1 of the present invention;

FIG. 6 is a schematic front view of embodiment 2 of the present invention;

FIG. 7 is an enlarged view of portion A of FIG. 6;

fig. 8 is a sectional view of a moving block according to embodiment 2 of the present invention.

In the figure: 1. a spraying box; 2. a support bracket; 3. a conveyor belt; 4. a hot air piece; 5. an exhaust fan; 6. a base; 7. a left spray plate; 8. a right spray plate; 9. a first area plate; 10. a second area plate; 11. a third area plate; 12. a first spray gun; 13. a second spray gun; 14. a third spray gun; 15. a ball bearing; 16. a sliding groove; 17. A slider; 18. a driving cylinder; 21. a moving block; 22. a spray gun member; 23. fixing the cylinder; 24. a left bracket; 25. a right bracket; 26. an angle scale; 27. a rotating wheel; 28. a rotating wheel; 29. a rotating knob;

100. a seal strip; 101. a connecting portion; 102. waiting for coating one; 103. coating a second layer; 104. coating a third layer; 200. a tractor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

The application of the principles of the present invention will be further described with reference to the accompanying drawings and the specific embodiments.

FIG. 1 is a side view of a sealing strip 100, wherein the sealing strip 100 comprises a first to-be-coated layer 102 positioned at the lower left part, a second to-be-coated layer 103 positioned at the left side of the upper surface and a third to-be-coated layer 104 positioned at the right side of the upper surface, the second to-be-coated layer 103 is suitable for being sprayed to a thickness of 21 +/-3 μm, and the third to-be-coated layer 104 is suitable for being sprayed to a thickness of 5-10 μm; the second to-be-coated layer 103 comprises a node A positioned on the left side and a node B positioned on the right side, the first to-be-coated layer 102 comprises a node E at the bottom, the third to-be-coated layer 104 comprises a node F, the first to-be-coated layer 102 is arranged between the node E and the node A, the second to-be-coated layer 103 is arranged between the node A and the node B, and the third to-be-coated layer 104 is arranged between the node B and the node F, wherein the thickness of the coating layer is insufficient, usually 10 micrometers, and the product requirement of 21 +/-3 micrometers cannot be met at the upper part and the lower part of the node A between the first to-be-coated layer 102 and the second to-be-coated layer 103.

Example 1

As shown in fig. 2 to 5, in one embodiment of the present invention, an on-line spraying apparatus comprises a spraying box 1 and a tractor 200, wherein a support bracket 2 is installed in the spraying box 1, a conveyor belt 4 is installed on the support bracket 2, the tractor 200 is adapted to draw the conveyor belt 4 to move, at least two groups of spraying components are installed on the conveyor belt 4, and the spraying components are adapted to spray the surface of a sealing strip 100;

be located and install hot-blast 4 between the multiunit spraying assembly, hot-blast 4 are suitable for and install exhaust fan 5 in the coating stoving spraying case 1 on sealing strip 100 surface, and exhaust fan 5 is suitable for and forms the negative pressure in spraying case 1, prevents that waste gas from spilling over, and the heat-seal includes the industry air heater, and the industry air heater is suitable for down output hot-blastly, realizes fast drying.

Install base 6 on the conveyer belt 3, base 6 and conveyer belt 3 fixed connection, sealing strip 100 bottom is provided with connecting portion 101, and connecting portion 101 can dismantle with base 6 and be connected.

The spraying component comprises a left spraying plate 7 and a right spraying plate 8, the left spraying plate 7 and the right spraying plate 8 are positioned at two sides of the industrial air heater, the left spraying plate 7 and the right spraying plate 8 both comprise a first area plate 9 which are integrally connected, the coating device comprises a second area plate 10 and a third area plate 11, wherein the first area plate 9 corresponds to the first area plate 102 to be coated, the second area plate 10 corresponds to the second area plate 103 to be coated, the third area plate 11 corresponds to the third area plate 104 to be coated, a first spray gun 12 is installed on the first area plate 9, a second spray gun 13 is installed on the second area plate 10, a third spray gun 14 is installed on the third area plate 11, the output end of the first spray gun 12 is suitable for being aligned with the first area plate 102 to be coated, the output end of the second spray gun 13 is suitable for being aligned with the second area plate 103 to be coated, the output end of the third spray gun 14 is suitable for being aligned with the third area plate 104 to be coated, a lower groove is formed in the lower side of the coating assembly, and the sealing strip 100 is suitable for sliding in the lower groove. The balls 15 are arranged on the node A and the node F, a plurality of groups of balls 15 are arranged and arranged along the transmission direction of the transmission point, and the balls 15 are positioned in the lower groove and attached to the two bottoms of the upper surface of the sealing strip 100;

the left spraying plate 7 or the right spraying plate 8 are respectively provided with a longitudinal sliding groove 16, a sliding block 17 is installed on the sliding groove 16, one end of the sliding groove 16 is provided with a driving air cylinder 18, the two ends of the left spraying plate 7 or the right spraying plate 8 respectively comprise wing plates and are fixedly connected with the inner wall of the spraying box 1, the driving air cylinder 18 is installed on the wing plates, the output end of the driving air cylinder 18 is connected with the sliding block 17, and the sliding block 17 is provided with a corresponding spray gun.

Example 2

As shown in fig. 6 to 8, which is an embodiment of the present invention, on the basis of example 1, in order to ensure the actual spraying effect, a single-sided spraying plate is changed into a bracket body, the spraying assembly includes a bracket body, the bracket body is provided with two groups of two sides distributed on an industrial air heater, the bracket body is fixedly connected with the spraying box 1, the bracket body is provided with a moving block 21, the moving block 21 is provided with a spray gun part 22, and the spray gun part 22 is suitable for spraying a first to-be-coated layer 102, a second to-be-coated layer 103 and a third to-be-coated layer 104; the fixed cylinder 23 is installed in the support body, the cylinder body of the fixed cylinder 23 is fixedly connected with the support body, the output end of the fixed cylinder 23 is fixedly connected with the moving block 21, and the moving block 21 is suitable for moving along the axis of the support body. The bracket body comprises a left bracket 24 and a right bracket 25, and the left bracket 24 and the right bracket 25 are distributed on two sides of the sealing strip 100. The moving block 21 comprises an angle scale 26, the spray gun piece 22 is installed on the angle scale 26, the angle scale 26 is suitable for displaying the angle of the spray gun, a rotating wheel 27 is installed at the bottom of the angle scale 26, the rotating wheel 27 rotates coaxially with the angle scale 26, an outer tooth shape is arranged on the outer edge of the rotating wheel 27, a rotating wheel 28 is meshed outside the outer tooth shape, the rotating wheel 28 is meshed with the rotating wheel 27, and a rotating button 29 is installed outside the rotating wheel 28 and is suitable for driving the angle scale 26 to rotate.

The working principle is as follows: integrally mounting the sealing strip 100 on a base 6, enabling the base 6 to move along a conveyor belt 3, enabling two ends to roll through balls 15 in embodiment 1, arranging a stepping motor or arranging a sensor to control the position of the base 6 to reach, realizing spraying of three groups of spray guns, enabling a sliding block 17 on a second area plate 10 and a third area plate 11 to drive the spray guns to realize a quick sliding spraying effect, and enabling the spraying to pass through a hot air piece 4 and a right spraying plate 8 to achieve an actual spraying effect; in embodiment 2, the actual spraying distance and angle of the actual spray gun part 22 are achieved by adjusting the angle of the angle scale 26 and the output time of the fixed cylinder 23, and spraying is completed after the actual spraying distance and angle pass through the hot air part 4 and the spraying component on the other side after the actual spraying.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An online spraying device which is characterized in that: the spraying device comprises a spraying box (1) and a tractor (200), wherein a supporting bracket (2) is installed in the spraying box (1), a conveying belt (3) is installed on the supporting bracket (2), the tractor (200) is suitable for dragging the conveying belt (3) to move, at least two groups of spraying components are installed on the conveying belt (3), and the spraying components are suitable for spraying the surface of a sealing strip (100);

and the hot air pieces (4) are arranged among the spraying assemblies, and the hot air pieces (4) are suitable for drying the coating on the surface of the sealing strip (100).

2. An in-line coating apparatus as set forth in claim 1, wherein: an exhaust fan (5) is installed in the spraying box (1), and the exhaust fan (5) is suitable for forming negative pressure in the spraying box (1);

the hot air piece comprises an industrial air heater which is suitable for outputting hot air downwards.

3. An in-line coating apparatus as claimed in claim 2, wherein: install base (6) on conveyer belt (3), base (6) and conveyer belt (3) fixed connection, sealing strip (100) bottom is provided with connecting portion (101), connecting portion (101) can be dismantled with base (6) and be connected.

4. An in-line coating apparatus as claimed in claim 3, wherein: the sealing strip (100) comprises a first to-be-coated layer (102) positioned at the lower left part, a second to-be-coated layer (103) positioned at the left side of the upper surface and a third to-be-coated layer (104) positioned at the right side of the upper surface, wherein the second to-be-coated layer (103) is suitable for spraying to the thickness of 21 +/-3 micrometers, and the third to-be-coated layer (104) is suitable for spraying to the thickness of 5-10 micrometers;

the second to-be-coated layer (103) comprises a node A positioned on the left side and a node B positioned on the right side, the first to-be-coated layer (102) comprises a node E at the bottom, the third to-be-coated layer (104) comprises a node F, the first to-be-coated layer (102) is arranged between the node E and the node A, the second to-be-coated layer (103) is arranged between the node A and the node B, and the third to-be-coated layer (104) is arranged between the node B and the node F.

5. An in-line coating apparatus as claimed in claim 4, wherein: the spraying subassembly includes left side spraying board (7) and right side spraying board (8), left side spraying board (7) is located the both sides of industry air heater with right side spraying board (8), left side spraying board (7) all includes regional board one (9), regional board two (10) and regional board three (11) of a body coupling with right side spraying board (8), regional board one (9) and the position of waiting to coat one (102) are corresponding, regional board two (10) and the position of waiting to coat two (103) are corresponding, regional board three (11) and the position of waiting to coat three (104) are corresponding, install first spray gun (12) on regional board one (9), install second spray gun (13) on regional board two (10), install third spray gun (14) on regional board three (11), the output of first spray gun (12) is suitable for aiming at and waits to coat one (102), the output end of the second spray gun (13) is aligned with the second spray gun (103) to be coated, and the output end of the third spray gun (14) is aligned with the third spray gun (104) to be coated;

the underside of the spray assembly is provided with a lower groove, and the sealing strip (100) is adapted to slide in the lower groove.

6. An in-line coating apparatus as claimed in claim 5, wherein: the rolling balls (15) are arranged on the node A and the node F respectively, multiple groups of rolling balls (15) are arranged and are arranged along the transmission direction of the transmission point, and the rolling balls (15) are positioned in the lower groove and attached to the two bottoms of the upper surface of the sealing strip (100);

be provided with fore-and-aft sliding tray (16) on left side spraying board (7) or right side spraying board (8) respectively, install sliding block (17) on sliding tray (16), the one end of sliding tray (16) is installed and is driven actuating cylinder (18), the both ends of left side spraying board (7) or right side spraying board (8) all include the pterygoid lamina and with spraying case (1) inner wall fixed connection, it installs on the pterygoid lamina to drive actuating cylinder (18), the output that drives actuating cylinder (18) is connected with sliding block (17), install corresponding spray gun on sliding block (17).

7. An in-line coating apparatus as set forth in claim 4, wherein: the spraying assembly comprises a support body, the support body is fixedly connected with the spraying box (1), a moving block (21) is installed on the support body, a spray gun component (22) is installed on the moving block (21), and the spray gun component (22) is suitable for spraying a first coating to be coated (102), a second coating to be coated (103) and a third coating to be coated (104);

the support is characterized in that a fixed cylinder (23) is installed in the support body, a cylinder body of the fixed cylinder (23) is fixedly connected with the support body, an output end of the fixed cylinder (23) is fixedly connected with a moving block (21), and the moving block (21) is suitable for moving along the axis of the support body.

8. An in-line coating apparatus as defined in claim 7, wherein: the support body comprises a left support (24) and a right support (25), and the left support (24) and the right support (25) are distributed on two sides of the sealing strip (100).

9. An in-line coating apparatus as claimed in claim 8, wherein: the movable block (21) comprises an angle scale (26), the spray gun piece (22) is installed on the angle scale (26), the angle scale (26) is suitable for displaying the angle of the spray gun, a rotating wheel (27) is installed at the bottom of the angle scale (26), the rotating wheel (27) and the angle scale (26) are coaxially rotated, an outer tooth shape is arranged on the outer edge of the rotating wheel (27) along a sideline, a rotating wheel (28) is meshed with the outer tooth shape, the rotating wheel (28) is meshed with the rotating wheel (27), and a rotating button (29) is installed on the outer edge of the rotating wheel (28) and is suitable for driving the angle scale (26) to rotate.