CN110064489A - High abrasion waterproofness epoxy polyester powdery paints process units and preparation method thereof - Google Patents

Abstract

The invention discloses a production device for epoxy polyester powder coating with high wear resistance and waterproofness, and relates to the related technical field of epoxy polyester powder coating. A conveyor belt is installed in the middle of the inner cavity, a feeding port is provided at the top opening on the left side of the inner cavity, a feeding port is provided at the bottom opening on the right side of the inner cavity, and the outer left top of the body is fixed Motor is installed. The invention also discloses a preparation method of the epoxy polyester powder coating with high wear resistance and water resistance, which comprises six steps. The invention can realize continuous feeding, avoid the material from clogging the feeding port, and prevent the material from splashing out. In addition, the material is firstly crushed by the rolling plate, the driving gear is crushed for the second time, and the first rolling roller group is rolled and ground. With the second rolling roller group, the material is fully ground into powder at the end, and the grinding effect is better and more thorough.

Description

High-wear and waterproof epoxy polyester powder coating production device and preparation method thereof

technical field

The invention relates to the related technical field of epoxy polyester powder coatings, in particular to a production device for epoxy polyester powder coatings with high wear resistance and water resistance and a preparation method thereof.

Background technique

Powder coating is a new type of solid powder coating. It has the characteristics of no pollution, recyclability, environmental protection, saving energy and resources, reducing labor intensity and high mechanical strength of coating film. Epoxy polyester powder coating is a kind of thermosetting powder coating. It is prepared by using epoxy resin and polyester resin as the main raw materials, and has their own unique properties, so that the produced coating film has excellent leveling, mechanical properties, high wear resistance and water resistance , widely used in the coating of various indoor metal products.

In the production process of epoxy polyester powder coating with high wear resistance and water resistance, it is necessary to grind the granulated material, so grinding equipment needs to be used, but the existing grinding equipment for epoxy polyester powder coating production is not sufficiently ground. Thoroughly, the grinding effect is not good, the feeding port is easy to be blocked, and the grinding material does not have the function of collecting.

Therefore, it is necessary to propose a production device for epoxy polyester powder coating with high wear resistance and water resistance and its preparation method to solve the above problems.

SUMMARY OF THE INVENTION

(1) Technical problems solved

Aiming at the deficiencies of the prior art, the present invention provides a production device for epoxy polyester powder coating with high wear resistance and water resistance and a preparation method thereof, so as to solve the problems raised in the above background technology.

(2) Technical solutions

To achieve the above purpose, the present invention is achieved through the following technical solutions:

A production device for epoxy polyester powder coating with high wear resistance and water resistance, comprising a body, an inner cavity and a first movable cavity are arranged in the body, a transmission belt is installed in the middle of the inner cavity, and the inner cavity is provided with a transmission belt. The top opening on the left side is provided with a feeding port, the bottom opening on the right side of the inner cavity is provided with a feeding port, the outer left top of the body is fixedly installed with a motor, and the output end of the motor is fixedly connected with a material guide a screw rod, a feeding tray is fixedly installed in the feeding port on the body;

A drive wheel is fixedly installed in the first movable cavity, a rolling plate is attached and connected to the inner cavity near the inner wall of the first movable cavity, and a guide rod is hinged in the middle of the left side surface of the rolling plate, and the inner One side of the cavity close to the rolling plate is fixedly connected with a limit rod, and two grinding driving gears are fixedly installed in the inner cavity close to the inner bottom side of the rolling plate;

A second rolling roller group is fixedly installed at the connection between the inner cavity and the reclaiming port, and the second rolling roller group is composed of six rolling rollers, and the six rolling rollers are mutually fit connection;

A fixing block is fixedly connected to the bottom of the feeding tray, a chute is provided on the inner bottom wall of the reclaiming port, the fixing block is slidably connected to the chute, and a second movable slot is provided on the bottom left side of the chute. The inner two sides of the second movable cavity are respectively movably installed with a positioning block and a cylinder, the left inner wall of the chute is fixedly connected with a fixing rod, and the bottom of the fixing block is provided with a slot, the positioning A baffle plate is fixedly installed on the outer surface of the top end of the clamping block, the bottom end of the cylinder is fixedly connected with the bottom of the body, and a spring is sleeved on the outer surface of the bottom of the positioning clamping block.

Optionally, the first movable cavity is communicated with the left inner wall of the inner cavity;

The material guide screw is located inside the feeding port.

Optionally, a handle is fixedly connected to the outer side of the holding tray;

A control box is fixedly installed on the outer right top of the body.

Optionally, one end of the guide rod away from the rolling plate is movably connected with the positioning column on the driving wheel;

There are two limit rods.

Optionally, the rolling plate is slidably connected with the limit rod;

The two grinding drive gears are in meshing connection.

Optionally, six of the rolling rollers form a triangular shape;

The fixed block is located inside the chute.

Optionally, the fixing rod penetrates through the interior of the fixing block;

The top of the positioning block is clamped with the groove on the fixing block.

Optionally, the right side of the baffle is slidably sleeved on the cylinder, and the top end of the cylinder is fixedly connected with an anti-pull-off plug.

Optionally, two ends of the spring are respectively fixedly connected to the baffle plate and the inner bottom wall of the second movable cavity.

A preparation method of epoxy polyester powder coating with high wear resistance and water resistance, comprising the following steps:

A: Base material batching: put the base material into the mixing tank according to a certain proportion, and stir and mix to make it evenly mixed;

B: Pigment batching: put the components of the raw materials of the pigment into a twin-screw extruder, melt, extrude and granulate at a temperature of 100-120°C;

C: Pigment Dispersion Grinding: Put the granulated pigment into a grinder for sufficient grinding to obtain a powdery pigment;

D: Blending: Put the pigments ground into powder into the mixing tank containing the uniformly mixed base material, stir, mix and disperse again, fully mix and grind into powder;

E: Paint filtration: filter the paint through the screen equipment to filter out the internal large particles;

F: Product weighing and packaging: use the packaging machine to weigh and pack the paint that has passed the test.

(3) Beneficial effects

The invention provides a high wear-resistant and waterproof epoxy polyester powder coating production device and a preparation method thereof, which have the following beneficial effects:

(1) The motor of the present invention drives the material guide screw to rotate, which can realize continuous feeding, avoid the material from blocking the feeding port, and prevent the material from splashing out. In addition, the material is initially crushed by the rolling plate, and the driving gear is crushed for secondary grinding. Crushing, the first rolling roller group is rolling and grinding and the second rolling roller group is rolling and grinding for the second time, so that the material is fully ground into powder at the end, and the grinding effect is better and more thorough.

(2) In the present invention, the material after grinding can be collected through the feeding tray, the cylinder shrinks to separate the positioning block and the fixed block, and the user holds the handle and pulls the feeding tray outward, then the feeding tray can be removed. Take it out from the reclaiming port, the operation is simple, the disassembly between the tray and the body is convenient, and the use is convenient.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the partial schematic diagram of the left side of the present invention;

Fig. 3 is the partial schematic diagram of the right side of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1 of the present invention.

In the figure: 1. Body; 2. Inner cavity; 3. First movable cavity; 4. Conveyor belt; 5. Feeding port; 6. Material reclaiming port; 7. Motor; 8. Material guide screw; 9. Material holding Disc; 10, handle; 11, driving wheel; 12, rolling plate; 13, guide rod; 14, limit rod; 15, grinding drive gear; 16, first rolling roller set; 17, second grinding Roller group; 18, fixed block; 19, chute; 20, second movable cavity; 21, fixed rod; 22, positioning block; 23, cylinder; 24, baffle; 25, spring.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " Back, Left, Right, Vertical, Horizontal, Top, Bottom, Inner, Outer, Clockwise, Counterclockwise, Axial , "radial", "circumferential" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the indicated device or Elements must have a particular orientation, be constructed and operate in a particular orientation and are therefore not to be construed as limitations of the invention.

In the present invention, unless otherwise expressly specified and limited, terms such as "arrangement", "installation", "connection", "connection" and "fixation" should be understood in a broad sense, for example, it may be a fixed connection or a It is a detachable connection; it can be a mechanical connection; it can be directly connected or indirectly connected through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

In addition, the terms "first", "second", etc. are used for descriptive purposes only, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature.

As shown in Figures 1-4, the present invention provides a technical solution:

A production device for epoxy polyester powder coating with high wear resistance and water resistance, including a body 1, according to FIG. 1, the body 1 is provided with an inner cavity 2 and a first movable cavity 3, the first movable cavity 3 and the inner cavity 2 are The inner wall of the left side is connected and arranged, the middle part of the inner cavity 2 is provided with a transmission belt 4, the top opening on the left side of the inner cavity 2 is provided with a feeding port 5, and the bottom opening on the right side of the inner cavity 2 is provided with a feeding port 6. A motor 7 is fixedly installed on the top of the outer left side of the 1. The output end of the motor 7 is fixedly connected with a material guide screw 8. The material guide screw 8 is located inside the feeding port 5. This arrangement facilitates the entry of materials and does not It will cause the material to splash out. The receptacle 6 on the body 1 is fixedly installed with a feeding tray 9, which can collect the ground materials. The outer side of the feeding tray 9 is fixedly connected with a handle 10, which is convenient for users to hold the feeding tray 9. , a control box is fixedly installed on the outer right top of the body 1, and the motor 7, the cylinder 23, etc. in the body 1 can be controlled to work and run by operating the control box;

As shown in FIG. 2 , the drive wheel 11 is fixedly installed in the first movable cavity 3 , the inner wall of the inner cavity 2 is close to the inner wall of the first movable cavity 3 and is connected with a rolling plate 12 , and the middle part of the left surface of the rolling plate 12 is hinged with a The guide rod 13, the end of the guide rod 13 away from the rolling plate 12 is movably connected with the positioning column on the driving wheel 11, and the side of the inner cavity 2 close to the rolling plate 12 is fixedly connected to the limit rod 14, and the limit rod 14 is set to two. One, the rolling plate 12 is slidably connected with the limit rod 14. Through this arrangement, the driving wheel 11 rotates and drives the rolling plate 12 to move back and forth through the guide rod 13, so that the material can be crushed, and the inner cavity 2 is close to the rolling plate 12. Two crushing drive gears 15 are fixedly installed on the inner bottom side of the crusher, and the two crushing driving gears 15 are meshed and connected. Through this setting, the crushed material can be crushed;

As shown in FIG. 3 , a first rolling roller group 16 is fixedly installed on the top right side of the conveyor belt 4 , and the first rolling roller group 16 is composed of four rolling rollers, and the four rolling rollers are equal The distance is arranged, the bottom of the first rolling roller group 16 is connected to the surface of the conveyor belt 4, and through this arrangement, the material on the conveyor belt 4 can be ground and crushed, and the inner cavity 2 and the reclaiming port 6 A second rolling roller group 17 is fixedly installed at the connection, and the second rolling roller group 17 is composed of six rolling rollers, the six rolling rollers form a triangle shape, and the space between the six rolling rollers is They are connected to each other, and through this setting, the materials that have been crushed for many times can finally be rolled and ground;

As shown in FIG. 4 , a fixing block 18 is fixedly connected to the bottom of the feeding tray 9 , and a chute 19 is opened on the inner bottom wall of the reclaiming port 6 . Sliding connection, the bottom left side of the chute 19 is provided with a second movable cavity 20, the inner two sides of the second movable cavity 20 are respectively movably installed with a positioning block 22 and a cylinder 23, and the left inner wall of the chute 19 is fixedly connected with a fixed The rod 21, the fixing rod 21 penetrates the interior of the fixing block 18, the bottom of the fixing block 18 is provided with a slot, the top of the positioning block 22 is clamped with the slot on the fixing block 18, and the outer surface of the top of the positioning block 22 is fixedly installed There is a baffle plate 24 , the right side of the baffle plate 24 is slidably sleeved on the cylinder 23 , the top end of the cylinder 23 is fixedly connected with an anti-pull-off plug, the bottom end of the cylinder 23 is fixedly connected with the bottom of the body 1 , and the position of the positioning block 22 is fixed. The outer surface of the bottom is sleeved with a spring 25, and the two ends of the spring 25 are fixedly connected to the baffle plate 24 and the inner bottom wall of the second movable cavity 20 respectively. Through this setting, the material holding tray 9 is firmly fixed in the material taking port 6. , and the cylinder 23 shrinks so that the positioning block 22 is separated from the fixing block 18 , the user can take out the material holding tray 9 by holding the handle 10 and pulling the material tray 9 outward.

Working principle: During operation, the motor 7 drives the material guide screw 8 to rotate. At this time, the material is put into the feeding port 5, and the material rolls into the inner cavity 2. The driving wheel 11 rotates through the guide rod 13 to drive the rolling plate 12 along the limit. The rod 14 moves back and forth, and performs the primary crushing process on the material, and then the crushing drive gear 15 rotates to perform the secondary crushing process on the material, and then the material falls on the conveyor belt 4, which drives and drives the material to move. The rolling roller group 16 rolls and grinds the material on the conveyor belt 4 , and then the second rolling roller group 17 performs a secondary rolling and grinding process on the material, and finally the fully ground material powder is collected in the holding tray 9 . When the feeding tray 9 needs to be taken out, the cylinder 23 shrinks and is driven by the baffle 24 to move the positioning block 22 downward, and the baffle 24 compresses the spring 25 to deform. When the positioning block 22 is separated from the fixing block 18, the user holds the Hold the handle 10 and pull the material tray 9 outward. At this time, the material tray 9 slides along the chute 19 and separates the fixed block 18 from the fixed rod 21. Then, the material tray 9 is pulled out, and the material tray 9 can be removed. Take it out from the take-out port 6.

A preparation method of epoxy polyester powder coating with high wear resistance and water resistance, comprising the following steps:

A: Base material batching: put the base material into the mixing tank according to a certain proportion, and stir and mix to make it evenly mixed;

B: Pigment batching: put the components of the raw materials of the pigment into a twin-screw extruder, melt, extrude and granulate at a temperature of 100-120°C;

C: Pigment Dispersion Grinding: Put the granulated pigment into a grinder for sufficient grinding to obtain a powdery pigment;

D: Blending: Put the pigments ground into powder into the mixing tank containing the uniformly mixed base material, stir, mix and disperse again, fully mix and grind into powder;

E: Paint filtration: filter the paint through the screen equipment to filter out the internal large particles;

F: Product weighing and packaging: use the packaging machine to weigh and pack the paint that has passed the test.

It should be noted that, in the present invention, unless otherwise expressly specified and limited, the first feature "on" or "under" the second feature may be in direct contact with the first and second features, or the first and second features Features are indirectly contacted through an intermediary. Also, the first feature being "above", "over" and "above" the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is level higher than the second feature. The first feature being "below", "below" and "below" the second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

Finally, it should be noted that the above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the The technical solutions described in the foregoing embodiments can be modified, or some technical features thereof can be equivalently replaced, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included. within the protection scope of the present invention.

Claims (10)

1. a kind of high abrasion waterproofness epoxy polyester powdery paints process units, including body (1), it is characterised in that: the machine It is provided with inner cavity (2) and the first movable chamber (3) in body (1), is equipped with transmission belt (4) in the middle part of the inner cavity (2), it is described interior The left side top opening of chamber (2) is provided with feed opening (5), and the bottom right side opening of the inner cavity (2) is provided with material taking mouth (6), it is fixedly installed with motor (7) at the top of the outer left side of the body (1), the output end of the motor (7) is fixedly connected with Guide screw rod (8) is fixedly installed with material holding tray (9) in material taking mouth (6) on the body (1)；

It is fixedly installed with driving wheel (11) in first movable chamber (3), the inner cavity (2) is interior close to the first movable chamber (3) Wall has been fitted and connected rolled plate (12), is hinged with guide rod (13) in the middle part of the left-hand face of the rolled plate (12), the inner cavity (2) Side close to rolled plate (12) is fixedly connected with gag lever post (14), inside bottom side of the inner cavity (2) close to rolled plate (12) Driving gear (15) is pulverized there are two being fixedly mounted；

The inner cavity (2) and material taking mouth (6) junction are fixedly installed with second and roll roller set (17), and described second rolls roller Group (17) rolls roller by six and forms, and rolls described in six and is bonded to each other connection between roller；

The bottom of the material holding tray (9) is fixedly connected with fixed block (18), and the inner bottom wall of the material taking mouth (6) offers sliding slot (19), the fixed block (18) is slidably connected with sliding slot (19), and the left bottom of the sliding slot (19) is provided with the second movable chamber (20), the inside two sides of second movable chamber (20) are movably installed with positioning wedged block (22) and cylinder (23), the cunning respectively The inner left wall of slot (19) is fixedly connected with fixed link (21), and the bottom of the fixed block (18) offers card slot, the positioning The top outer surface of fixture block (22) is fixedly installed with baffle (24), and the bottom end of the cylinder (23) and the bottom of body (1) are fixed Connection, the bottom outer surface of the positioning wedged block (22) are socketed with spring (25).

2. high abrasion waterproofness epoxy polyester powdery paints process units according to claim 1, it is characterised in that:

First movable chamber (3) is connected to setting with the left side Nell wall of inner cavity (2)；

The guide screw rod (8) is located at the inside of feed opening (5).

3. high abrasion waterproofness epoxy polyester powdery paints process units according to claim 1, it is characterised in that:

Handle (10) are fixedly connected on the outside of the material holding tray (9)；

The external right hand top of the body (1) is fixedly installed with control box.

4. high abrasion waterproofness epoxy polyester powdery paints process units according to claim 1, it is characterised in that:

The guide rod (13) is flexibly connected far from the one end of rolled plate (12) with the positioning column on driving wheel (11)；

The gag lever post (14) is set as two.

5. high abrasion waterproofness epoxy polyester powdery paints process units according to claim 1, it is characterised in that:

The rolled plate (12) is slidably connected with gag lever post (14)；

Driving gear (15) engagement connection is pulverized described in two.

6. high abrasion waterproofness epoxy polyester powdery paints process units according to claim 1, it is characterised in that:

Roller is rolled described in six constitutes triangle；

The fixed block (18) is located at the inside of sliding slot (19).

7. high abrasion waterproofness epoxy polyester powdery paints process units according to claim 1, it is characterised in that:

The fixed link (21) runs through the inside of fixed block (18)；

The top of the positioning wedged block (22) and the card slot on fixed block (18) are clamped.

8. high abrasion waterproofness epoxy polyester powdery paints process units according to claim 1, it is characterised in that:

It is slidably socketed on cylinder (23) on the right side of the baffle (24), the top of the cylinder (23) is fixedly connected with anti-slip Plug.

9. high abrasion waterproofness epoxy polyester powdery paints process units according to claim 1, it is characterised in that:

The both ends of the spring (25) are respectively fixedly connected with the inner bottom wall of baffle (24) and the second movable chamber (20).

10. a kind of preparation method of high abrasion waterproofness epoxy polyester powdery paints, it is characterised in that: the following steps are included:

A: base-material ingredient: base-material being launched in blending tank according to a certain percentage, is stirred mixing, is uniformly mixed it；

B: pigment ingredient: putting into double screw extruder for the feed components of pigment, melted under the conditions of 100~120 DEG C of temperature, It squeezes out and is granulated；

C: pigment dispersion grinding: the pigment to granulate is put into grinder and is fully ground, powdered pigment is obtained；

D: blending: the pigment pulverized is put into the mixing tank for filling uniformly mixed base-material, is stirred mixing point again It dissipates, mixes well and pulverize；

E: coating filtering: coating is filtered by sieve device, filters out internal large particulate matter；

F: weighing products packaging: it will test qualified coating using weighing packing machine and pack.