CN214553984U - Polyester is grinder for epoxy powder coating - Google Patents
Polyester is grinder for epoxy powder coating Download PDFInfo
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- CN214553984U CN214553984U CN202023152218.9U CN202023152218U CN214553984U CN 214553984 U CN214553984 U CN 214553984U CN 202023152218 U CN202023152218 U CN 202023152218U CN 214553984 U CN214553984 U CN 214553984U
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Abstract
The utility model relates to a grinding device for polyester epoxy powder coating, which comprises a shell, wherein the top of the shell is provided with a feed inlet; the top of the inner surface of the shell is vertically provided with a plurality of cylinders; the bottoms of the piston rods on the plurality of cylinders are connected with the same upper grinding disc; a support plate is horizontally arranged in the middle of the inner surface of the shell, a rotating shaft is vertically and rotatably arranged in the center of the upper surface of the support plate, and a lower grinding disc is horizontally and fixedly arranged at the top of the rotating shaft; a first bevel gear is horizontally and fixedly arranged on the rotating shaft, a driving motor is arranged on the supporting plate, and a second bevel gear is arranged on an output shaft of the driving motor; the lower surface of the upper grinding disc is inwards sunken to form a first arc-shaped structure, and the upper surface of the lower grinding disc is outwards protruded to form a second arc-shaped structure; the radian of the first arc-shaped structure is smaller than that of the second arc-shaped structure; the inner surface of the shell is provided with lateral grinding discs at the positions of two sides which are opposite to the lower grinding disc. The utility model discloses can effectively grind polyester epoxy granule fast, improve grinding efficiency when guaranteeing to grind the quality.
Description
Technical Field
The utility model relates to a coating production facility technical field, in particular to polyester is grinder for epoxy powder coating.
Background
The polyester epoxy powder coating is prepared by taking the epoxy resin and the polyester resin as main raw materials, and simultaneously has the respective unique properties of the epoxy resin and the polyester resin, so that the produced coating has excellent leveling property, decoration property, mechanical property and stronger corrosion resistance, and is widely applied to coating of various indoor metal products. In the production process of the polyester epoxy powder coating, the blocky raw materials need to be ground, so that the fineness of the powder coating is improved, and the product quality is improved.
The utility model discloses a chinese utility model patent that publication number is CN210357355U discloses a grinder is used in production of polyester epoxy type powder coating, including the casing, the casing top is equipped with the feed inlet, and casing internal surface top fixed mounting has a plurality of cylinders, and a plurality of cylinder output end fixedly connected with are same grinder, and the grinder bottom is connected with power unit, and the side clearance fit all around of grinder bottom has the conveying pipeline. The gap between the upper grinding disc and the lower grinding disc can be adjusted by utilizing the air cylinder, so that the grinding fineness is preliminarily controlled, the strength of subsequent grinding work is reduced, the side grinding disc and the side wall of the lower grinding disc further grind the materials which are ground once, the grinding fineness is improved, the power mechanism is utilized to drive the grinding device to grind and simultaneously drive the swing device, the swing device drives the grinding device to finally grind the materials which are ground twice, and after grinding, the materials with qualified fineness can flow down from the multiple holes of the grinding screen and flow out from the discharge hole, so that the materials meeting the requirements are obtained. However, since the normal air cylinder cannot accurately control the elongation of the piston rod, the distance between the upper grinding disc and the lower grinding disc cannot be adjusted, the surfaces of the upper grinding disc and the lower grinding disc in the grinding device are flat, and the grinding device is not favorable for discharging ground powder, and the grinding device is arranged on a grinding sieve, and the pressure bearing capacity of the grinding sieve is limited, so that the grinding sieve is damaged after long-time grinding.
In view of the above, there is a need for further improvement of a grinding device for polyester epoxy powder paint to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a polyester is grinder for epoxy powder coating can effectively grind polyester epoxy granule fast, improves grinding efficiency when guaranteeing to grind the quality.
In order to achieve the purpose of the utility model, the technical proposal of the utility model is that:
the utility model discloses a grinding device for polyester epoxy powder coating, which comprises a shell, wherein the top of the shell is provided with a feed inlet; a plurality of cylinders are vertically arranged at the top of the inner surface of the shell, and pistons on the cylinders are vertically arranged downwards; the bottoms of the piston rods on the plurality of cylinders are connected with the same upper grinding disc; the middle position of the upper grinding disc is provided with a plurality of feeding grooves, the bottom of the feeding hole is provided with a plurality of channels, and the channels correspond to the feeding grooves one by one;
a support plate is horizontally arranged in the middle of the inner surface of the shell, a rotating shaft is vertically and rotatably arranged in the center of the upper surface of the support plate, and a lower grinding disc is horizontally and fixedly arranged at the top of the rotating shaft; a first bevel gear is horizontally and fixedly arranged on the rotating shaft, a driving motor is arranged on the supporting plate, a second bevel gear is arranged on an output shaft of the driving motor, and the second bevel gear is meshed with the first bevel gear;
the central line of the upper grinding disc is superposed with the central line of the lower grinding disc; the lower surface of the upper grinding disc is inwards sunken to form a first arc-shaped structure, and the upper surface of the lower grinding disc outwards protrudes to form a second arc-shaped structure; the radian of the first arc-shaped structure is smaller than that of the second arc-shaped structure;
the inner surface of the shell is provided with side grinding discs at positions opposite to the two sides of the lower grinding disc; a material conveying pipe is arranged on the supporting plate and is positioned right below a gap between the side grinding disc and the lower grinding disc, and the bottom of the material conveying pipe penetrates through the supporting plate;
a screen is detachably arranged on the inner surface of the shell under the supporting plate; and a discharge hole is formed in the bottom of the shell.
Preferably, the upper parts of the opposite side surfaces of the side grinding disc and the lower grinding disc are both inwards recessed to form an accommodating cavity.
Preferably, the bottom of the shell is vertically provided with material guide blocks at two sides of the discharge port, the upper surface of the material guide blocks is an inclined plane, and the lower end of the inclined plane points to the discharge port.
Preferably, the screen mesh is of an arc-shaped structure.
Preferably, the upper portion of the screen cloth is provided with an annular connecting portion, the bottom of the annular connecting portion is provided with a slot, the screen cloth is inserted into the annular connecting portion through the slot, the side face of the annular connecting portion is provided with a plurality of connecting through holes, the connecting through holes are provided with bolts, and the screen cloth is fixed in the shell through the bolts on the connecting through holes on the annular connecting portion.
Compared with the prior art, the utility model, have following advantage:
(1) the structure of the upper grinding disc and the lower grinding disc in the utility model facilitates the entering of polyester epoxy particles for grinding, thereby improving the grinding efficiency while ensuring the grinding quality;
(2) the screen mesh in the utility model is detachably connected with the shell, which is convenient for cleaning, maintenance or replacement;
(5) the utility model has the advantages of simple structure and reasonable design, can extensively popularize and apply.
Drawings
FIG. 1 is a schematic structural diagram of a grinding device for polyester epoxy powder paint provided by an embodiment;
FIG. 2 is an enlarged partial view of the first and second bevel gears of FIG. 1;
fig. 3 is a schematic view of the upper and lower disks in the present embodiment;
FIG. 4 is a schematic structural view of a screen in the present embodiment;
fig. 5 is a schematic structural diagram of the connection portion in this embodiment.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 3, a grinding device for polyester epoxy powder coating comprises a shell 7, wherein a feed inlet 2 is arranged at the top of the shell 7; the top of the inner surface of the shell 7 is vertically provided with a plurality of cylinders 3, and pistons on the cylinders 3 are vertically arranged downwards; the bottoms of the piston rods on the plurality of cylinders 3 are connected with the same upper grinding disc 5; a plurality of feeding grooves 12 are formed in the middle of the upper grinding disc 5, a plurality of channels are formed in the bottom of the feeding hole 2, and the channels correspond to the feeding grooves 12 one by one;
a supporting plate 16 is horizontally arranged in the middle of the inner surface of the shell 7, a rotating shaft 17 is vertically and rotatably arranged in the center of the upper surface of the supporting plate 16, and a lower grinding disc 6 is horizontally and fixedly arranged at the top of the rotating shaft 17; a first bevel gear 14 is horizontally and fixedly arranged on the rotating shaft 17, a driving motor 13 is arranged on the supporting plate 16, a second bevel gear 15 is arranged on an output shaft of the driving motor 13, and the second bevel gear 15 is meshed with the first bevel gear 14; under the drive of the driving motor 13, the second bevel gear 15 drives the first bevel gear 14 to rotate, and the rotating shaft 17 rotates, so as to drive the lower grinding disc 6 to rotate, and the polyester epoxy particle raw material is ground.
As shown in fig. 3, the center line of the upper grinding disc 5 is coincident with the center line of the lower grinding disc 6; the lower surface of the upper grinding disc 5 is inwards sunken to form a first arc-shaped structure, and the upper surface of the lower grinding disc 6 outwards protrudes to form a second arc-shaped structure; the radian of the first arc-shaped structure is smaller than that of the second arc-shaped structure; so set up, making polyester epoxy granule raw materials can fall the clearance between upper millstone 5 and the lower millstone 6 from feed inlet 2, because the radian of first arc structure is less than the radian of second arc structure, consequently when upper millstone 5 and lower millstone 6 are closed, the intermediate position of first arc structure and second arc structure still leaves the space, and polyester epoxy granule is at the in-process of grinding, and the border position of lower millstone 6 is close to.
The inner surface of the shell 7 is provided with side grinding discs 1 at positions opposite to two sides of the lower grinding disc 6, and polyester epoxy particles are ground by the upper grinding disc 5 and the lower grinding disc 6 and then ground by the side grinding discs 1 and the lower grinding disc 6, so that the grinding effect is further ensured. Preferably, the upper parts of the opposite side surfaces of the side grinding disc 1 and the lower grinding disc 6 are both inwards recessed to form an accommodating cavity 4, a material conveying pipe 8 is arranged on the supporting plate 16 and is positioned right below a gap between the side grinding disc 1 and the lower grinding disc 6, and the bottom of the material conveying pipe 8 penetrates through the supporting plate 16; by the arrangement, polyester epoxy particle raw materials can be conveyed through the material conveying pipe 8 after being ground by the side grinding disc 1 and the lower grinding disc 6.
A screen 10 is detachably arranged on the inner surface of the shell 7 under the supporting plate 16; a discharge hole 9 is formed in the bottom of the shell 7; so set up, the polyester epoxy powder after the screen cloth 10 screening is discharged through discharge gate 9. Preferably, the screen cloth 10 is of an arc-shaped structure, so that the effective area of the screen cloth 10 can be increased, and the screening efficiency of the screen cloth 10 can be improved. Here, the inventor discloses a connection mode of the screen and the shell: the screening device is characterized in that an annular connecting portion 18 is arranged at the upper portion of the screening mesh 10, a slot 20 is formed in the bottom of the annular connecting portion 18, the screening mesh 10 is connected to the annular connecting portion 18 in an inserting mode through the slot 20, a plurality of connecting through holes 19 are formed in the side face of the annular connecting portion 18, bolts are arranged on the connecting through holes 19, and the screening mesh 10 is fixed in the shell 7 through the bolts on the connecting through holes 19 of the annular connecting portion 18 to play a screening role.
In this embodiment, the material guiding blocks 11 are vertically arranged on two sides of the discharging port 9 at the bottom of the casing 7, the upper surface of the material guiding blocks 11 is an inclined surface, and one end of the inclined surface, which is lower, points to the discharging port 9, so as to play a role of material pouring, and in this way, after being screened by the screen 10, the polyester epoxy powder flows into the discharging port and is discharged under the guiding effect of the material guiding blocks 11.
Description of the operation: polyester epoxy particles firstly flow into a position between an upper grinding disc 5 and a lower grinding disc 6 through a feeding hole 2, are ground by the upper grinding disc 5 and the lower grinding disc 6, then flow into a screen cloth 10 through a side grinding disc 1 and the lower grinding disc 6, and then flow into a discharging hole 9 through screening to be discharged.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the embodiments disclosed, but is capable of numerous equivalents and substitutions without departing from the spirit of the invention, the equivalents and substitutions being limited only by the scope of the appended claims.
Claims (5)
1. The grinding device for the polyester epoxy powder coating is characterized by comprising a shell, wherein a feeding hole is formed in the top of the shell; a plurality of cylinders are vertically arranged at the top of the inner surface of the shell, and pistons on the cylinders are vertically arranged downwards; the bottoms of the piston rods on the plurality of cylinders are connected with the same upper grinding disc; the middle position of the upper grinding disc is provided with a plurality of feeding grooves, the bottom of the feeding hole is provided with a plurality of channels, and the channels correspond to the feeding grooves one by one;
a support plate is horizontally arranged in the middle of the inner surface of the shell, a rotating shaft is vertically and rotatably arranged in the center of the upper surface of the support plate, and a lower grinding disc is horizontally and fixedly arranged at the top of the rotating shaft; a first bevel gear is horizontally and fixedly arranged on the rotating shaft, a driving motor is arranged on the supporting plate, a second bevel gear is arranged on an output shaft of the driving motor, and the second bevel gear is meshed with the first bevel gear;
the central line of the upper grinding disc is superposed with the central line of the lower grinding disc; the lower surface of the upper grinding disc is inwards sunken to form a first arc-shaped structure, and the upper surface of the lower grinding disc outwards protrudes to form a second arc-shaped structure; the radian of the first arc-shaped structure is smaller than that of the second arc-shaped structure;
the inner surface of the shell is provided with side grinding discs at positions opposite to the two sides of the lower grinding disc; a material conveying pipe is arranged on the supporting plate and is positioned right below a gap between the side grinding disc and the lower grinding disc, and the bottom of the material conveying pipe penetrates through the supporting plate;
a screen is detachably arranged on the inner surface of the shell under the supporting plate; and a discharge hole is formed in the bottom of the shell.
2. The grinding device for the polyester epoxy powder coating as claimed in claim 1, wherein the upper parts of the facing side surfaces of the side grinding discs and the lower grinding disc are both recessed inwards to form accommodating cavities.
3. The grinding device for the polyester epoxy powder paint as claimed in claim 1 or 2, wherein the bottom of the housing is vertically provided with guide blocks at two sides of the discharge port, the upper surface of the guide block is an inclined surface, and one end of the guide block with the lower inclined surface is directed to the discharge port.
4. The grinding device for polyester epoxy powder paint as claimed in claim 1 or 2, wherein the screen has an arc structure.
5. The grinding device for polyester epoxy powder paint as claimed in claim 4, wherein the upper portion of the screen cloth is provided with an annular connecting portion, the bottom of the annular connecting portion is provided with a slot, the screen cloth is inserted into the annular connecting portion through the slot, the side surface of the annular connecting portion is provided with a plurality of connecting through holes, the connecting through holes are provided with bolts, and the screen cloth is fixed in the housing through the bolts on the connecting through holes on the annular connecting portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023152218.9U CN214553984U (en) | 2020-12-24 | 2020-12-24 | Polyester is grinder for epoxy powder coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023152218.9U CN214553984U (en) | 2020-12-24 | 2020-12-24 | Polyester is grinder for epoxy powder coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214553984U true CN214553984U (en) | 2021-11-02 |
Family
ID=78366020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023152218.9U Active CN214553984U (en) | 2020-12-24 | 2020-12-24 | Polyester is grinder for epoxy powder coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214553984U (en) |
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2020
- 2020-12-24 CN CN202023152218.9U patent/CN214553984U/en active Active
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