Flour mill for hot melt adhesive production

Abstract

The utility model relates to the field of flour mills, in particular to a flour mill for hot melt adhesive production, and aims to solve the problems that in the process that an existing flour mill crushes hot melt adhesive particles, crushed powder is not fine enough, and the hot melt adhesive particles are heated in the crushing process and are prone to caking. The tank body is fixedly connected to the base; the feeding hole is fixedly connected to the tank body; the filtering device is arranged at the top of the tank body and is used for blocking the unmatched raw material particles, so that the unmatched raw material particles fall back to the tank body again, and the powder is subjected to secondary crushing; the grinding device and the polishing device are arranged on the tank body; according to the hot melt adhesive particle crushing device, the filter device is used for blocking unmatched raw material particles, so that powder falls back to the tank body again, the powder is subjected to secondary crushing, the fine degree of the powder is improved, and meanwhile, the hot melt adhesive particles are cooled, so that the phenomenon of caking does not occur to the hot melt adhesive particles.

Description

Technical Field

[0001] The present application relates to the field of grinding mills, and in particular to a grinding mill for hot melt adhesive production. Background Art

[0002] A grinding mill, as the name suggests, is a machine that grinds the material into powder. There are six types of grinding mills: swing roller mill, high-pressure suspension mill, high-pressure micro powder mill, and straight mill.

[0003] Patent No. CN208407161U discloses a hot melt adhesive production mill, comprising a hot melt adhesive delivery pipe, a feeding screw disposed within the hot melt adhesive delivery pipe, the hot melt adhesive delivery pipe being connected to a liquid nitrogen delivery pipe, an air return pipe, and a grinder. The grinder is provided with an inlet for connecting to the hot melt adhesive delivery pipe, a horizontal rotating shaft disposed within the grinder, a stirring blade connected to the horizontal rotating shaft, and a plurality of annular fan blades disposed on the horizontal rotating shaft. The fan blades are located at the connection end between the grinder and the hot melt adhesive delivery pipe, with the air outlet of the fan blades facing the stirring blades. This utility model discloses a hot melt adhesive production mill, which reduces the heat applied to the hot melt adhesive particles during the grinding process, thereby reducing the generation of adhesive and agglomeration in the produced hot melt adhesive powder.

[0004] However, in the process of crushing hot melt adhesive particles, the existing grinding mill is prone to the problem that the crushed powder is not fine enough, and the hot melt adhesive particles are easily agglomerated due to the heat during the crushing process. Therefore, a grinding mill for hot melt adhesive production is proposed. Utility Model Content

[0005] In order to improve the problem that the existing grinding mill is prone to produce powder that is not fine enough during the process of grinding hot melt adhesive particles, and the problem that the hot melt adhesive particles are easily agglomerated due to the heat during the grinding process, the present application provides a grinding mill for hot melt adhesive production.

[0006] The present application provides a hot melt adhesive production grinding machine adopting the following technical solutions:

[0007] A grinding machine for hot melt adhesive production, comprising:

[0008] base;

[0009] The tank body is fixedly connected to the base;

[0010] A feed inlet, which is fixedly connected to the tank body;

[0011] The filter device is set on the top of the tank body to block the unqualified raw material particles and make them fall back into the tank body for secondary crushing of the powder;

[0012] The grinding device is arranged on the tank body and is used to crush the raw material particles into powder;

[0013] A scraper device is provided on the grinding device to continuously turn over the raw material particles;

[0014] A gear transmission mechanism, wherein the gear transmission mechanism is arranged on the grinding device;

[0015] The blowing device is arranged on the base and is used to blow the powder away so that it passes through the filtering device and cools the hot melt adhesive particles at the same time to prevent them from agglomerating;

[0016] A storage device is provided on the base and is used to collect and store the powder filtered by the filtering device;

[0017] Furthermore, the filtering device includes a frame and a first filter screen, the tank body is fixedly connected to the frame, the frame is fixedly connected to the first filter screen, and a connecting pipe is fixedly connected to the frame. The filtering device is used to block particles that do not meet the requirements of the raw materials, causing them to fall back into the tank body and perform secondary crushing of the powder.

[0018] Furthermore, the grinding device includes a motor, a rotating shaft and a support block. The motor is fixedly mounted on the tank body, the output shaft of the motor is fixedly connected to the rotating shaft, the rotating shaft is fixedly connected to the support block, and three crushing rollers are rotatably connected to the support block. The grinding device is used to crush the raw material particles into powder.

[0019] Furthermore, the scraper device includes three scrapers and a crushing ring. The three scrapers are fixedly connected to the support block. The tank body is fixedly connected to the crushing ring and is used to continuously turn the raw material particles on the crushing ring.

[0020] Furthermore, the rotating motor is fixedly mounted on the support block, and a first gear is fixedly mounted on the output shaft of the rotating motor. The first gear is rotatably connected to the support block, and the three crushing rollers are respectively fixedly connected to the three second gears, and the three second gears are all meshed with the first gear.

[0021] Furthermore, the blowing device includes a blower and a ventilation pipe, the blower is fixedly connected to the base, and the blower and the tank body are respectively fixedly connected to the two ends of the ventilation pipe, and are used to blow the powder away so that it passes through the filtering device, and at the same time cool the hot melt adhesive particles to prevent them from agglomerating.

[0022] Furthermore, the storage device includes a storage box, a solenoid valve, a first guide tube, a second guide tube and a supporting cylinder. The base is fixedly connected to the supporting cylinder, the supporting cylinder is fixedly connected to the storage box, an air pump is fixedly connected to the storage box, the solenoid valve is fixedly installed on the storage box, the air pump and the connecting tube are respectively fixedly connected to the two ends of the first guide tube, a second filter is fixedly connected to the storage box, the supporting cylinder and the blower are respectively fixedly connected to the two ends of the second guide tube, and the storage device is used to collect and store powder after filtering by the filtering device.

[0023] In summary, this application includes at least one of the following beneficial technical effects:

[0024] 1. The filtering device blocks the particles that do not meet the requirements of the raw materials, allowing the powder to fall back into the tank and undergo secondary crushing to improve the fineness of the powder;

[0025] 2. The powder is blown away by the blowing device so that it passes through the filtering device, and at the same time the hot melt adhesive particles are cooled to prevent agglomeration. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a schematic diagram of the overall structure of Example 1 of the present application;

[0027] Figure 2 This is a schematic structural diagram of the filtering device in Example 1 of the present application;

[0028] Figure 3 This is a schematic diagram of the connection structure of the crushing ring, grinding device, gear transmission mechanism and scraping device in Example 1 of the present application;

[0029] Figure 4 It is a schematic diagram of the connection structure of the grinding device, gear transmission mechanism and scraping device in the embodiment of the present application.

[0030] Figure markings: 1. ventilation pipe; 2. base; 3. crushing ring; 4. connecting pipe; 5. first guide pipe; 6. air pump; 7. storage box; 8. solenoid valve; 9. supporting cylinder; 10. feed port; 11. blower; 12. frame; 13. first filter; 14. first gear; 15. rotating motor; 16. supporting block; 17. second gear; 18. scraper; 19. motor; 20. crushing roller; 21. rotating shaft; 22. tank body; 23. second filter; 24. second guide pipe. DETAILED DESCRIPTION

[0031] The following is combined with Figures 1-4 This application is described in further detail.

[0032] A hot melt adhesive production mill installation method reference Figure 1 ,include:

[0033] Base 2;

[0034] The tank body 22 is fixedly connected to the base 2;

[0035] The feed port 10 is fixedly connected to the tank body 22;

[0036] The filter device is arranged on the top of the tank body 22 and is used to block the non-compliant raw material particles and make them fall back into the tank body 22 for secondary crushing of the powder;

[0037] The grinding device is provided on the tank body 22 and is used to crush the raw material particles into powder;

[0038] A scraper device is provided on the grinding device to continuously turn over the raw material particles;

[0039] A gear transmission mechanism, wherein the gear transmission mechanism is arranged on the grinding device;

[0040] The blowing device is provided on the base 2 and is used to blow away the powder so that it passes through the filtering device and cool the hot melt adhesive particles at the same time to prevent them from agglomerating;

[0041] The storage device is arranged on the base 2 and is used to collect and store the powder after being filtered by the filtering device.

[0042] Reference Figure 2 The filtering device includes a frame 12 and a first filter screen 13. The tank body 22 is fixedly connected to the frame 12. The frame 12 is fixedly connected to the first filter screen 13. A connecting pipe 4 is fixedly connected to the frame 12. The filtering device is used to block the particles that do not meet the requirements of the raw materials and make them fall back into the tank body 22 for secondary crushing of the powder.

[0043] Reference Figure 3 and Figure 4The grinding device includes a motor 19, a rotating shaft 21 and a support block 16. The motor 19 is fixedly mounted on the tank body 22. The output shaft of the motor 19 is fixedly connected to the rotating shaft 21. The rotating shaft 21 is fixedly connected to the support block 16. Three crushing rollers 20 are rotatably connected to the support block 16. The grinding device is used to crush the raw material particles into powder. The scraper device includes three scrapers 18 and a crushing ring 3. The three scrapers 18 are all fixedly connected to the support block 16. The tank body 22 is fixedly connected to the crushing ring 3 for continuously turning the raw material particles on the crushing ring 3. The gear transmission mechanism includes a first gear 14, three second gears 17 and a rotating motor 15. The rotating motor 15 is fixedly mounted on the support block 16. The first gear 14 is fixedly mounted on the output shaft of the rotating motor 15. The first gear 14 is rotatably connected to the support block 16. The three crushing rollers 20 are respectively fixedly connected to the three second gears 17, and the three second gears 17 are all meshed with the first gear 14.

[0044] The implementation principle of the hot melt adhesive production grinding mill of the present application embodiment is as follows: when in use, the raw material is put into the feed port 10 and dropped onto the crushing circle 3, the motor 19 is started, the motor 19 drives the rotating shaft 21 and the support block 16 to rotate, the support block 16 drives the gear transmission mechanism, the three scrapers 18 and the three crushing rollers 20 to rotate, the three scrapers 18 continuously turn the raw material particles on the crushing circle 3, the rotating motor 15 is started, the rotating motor 15 drives the first gear 14 to rotate, the first gear 14 rotates and drives the three second gears 17 to rotate, the second gear 17 drives the three crushing rollers 20 to rotate, and the three crushing rollers 20 rotate the raw material particles. The powder is crushed and the blower 11 is started at the same time. The blower 11 delivers cold air to the tank body 22 through the ventilation pipe 1. The cold air drives the crushed powder to fly and pass through the first filter 13. The first filter 13 blocks the particles that do not meet the raw material requirements and makes them fall back into the tank body 22, crushing the powder for the second time. At the same time, the cold air cools the powder and starts the air pump 6. The air pump 6 draws the powder to the second filter 23 of the storage box 7 through the first guide pipe 5. The residual air flow will return to the blower 11 through the second guide pipe 24 for recycling. Finally, the solenoid valve 8 is opened to guide the powder into the recovery box.

[0045] Example 2

[0046] The difference between this embodiment and the first embodiment is that a guide plate is fixedly connected to the feed port 10 , and the guide plate accurately guides the raw materials into the crushing ring 3 to prevent the raw materials from being stuck in the gap between the crushing ring 3 and the tank body 22 .

[0047] The above are all preferred embodiments of the present application, and are not intended to limit the scope of protection of the present application. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the scope of protection of the present application.

Claims

1. A grinding machine for hot melt adhesive production, characterized by: include: Base (2); A tank body (22), the tank body (22) is fixedly connected to the base (2); A feed port (10), the feed port (10) is fixedly connected to the tank body (22); A filter device is provided on the top of the tank body (22) and is used to block the non-compliant raw material particles so that they fall back into the tank body (22) and perform secondary crushing on the powder; A grinding device is provided on the tank body (22) and is used to crush the raw material particles into powder; A scraper device is provided on the grinding device to continuously turn over the raw material particles; A gear transmission mechanism, wherein the gear transmission mechanism is arranged on the grinding device; A blowing device is provided on the base (2) and is used to blow away the powder so that it passes through the filtering device and simultaneously cool the hot melt adhesive particles so that they do not agglomerate; The storage device is arranged on the base (2) and is used for collecting and storing the powder after being filtered by the filtering device.

2. A hot melt adhesive production grinding machine according to claim 1, characterized in that: The filtering device comprises a frame (12) and a first filter screen (13); the tank body (22) is fixedly connected to the frame (12); the frame (12) is fixedly connected to the first filter screen (13); a connecting pipe (4) is fixedly connected to the frame (12); the filtering device is used to block particles that do not meet the requirements of the raw material and make them fall back into the tank body (22) to perform secondary crushing on the powder.

3. A hot melt adhesive production grinding machine according to claim 2, characterized in that: The grinding device comprises a motor (19), a rotating shaft (21) and a support block (16); the motor (19) is fixedly mounted on a tank body (22); the output shaft of the motor (19) is fixedly connected to the rotating shaft (21); the rotating shaft (21) is fixedly connected to the support block (16); three crushing rollers (20) are rotatably connected to the support block (16); and the grinding device is used to crush raw material particles into powder.

4. A mill for hot melt adhesive production according to claim 3, characterized in that: The scraper device comprises three scrapers (18) and a crushing ring (3), wherein the three scrapers (18) are fixedly connected to the support block (16), and the tank body (22) is fixedly connected to the crushing ring (3) for continuously turning the raw material particles on the crushing ring (3).

5. A hot melt adhesive production grinding machine according to claim 2, characterized in that: The gear transmission mechanism comprises a first gear (14), three second gears (17) and a rotating motor (15). The rotating motor (15) is fixedly mounted on a support block (16). The first gear (14) is fixedly mounted on the output shaft of the rotating motor (15). The first gear (14) is rotatably connected to the support block (16). The three crushing rollers (20) are respectively fixedly connected to the three second gears (17). The three second gears (17) are all meshed with the first gear (14).

6. A mill for hot melt adhesive production according to claim 5, characterized in that: The blowing device comprises a blower (11) and a ventilation pipe (1); the blower (11) is fixedly connected to the base (2); the blower (11) and the tank body (22) are respectively fixedly connected to the two ends of the ventilation pipe (1); the blowing device is used to blow away the powder so that it passes through the filtering device, and at the same time cool the hot melt adhesive particles so that they do not agglomerate.

7. A mill for hot melt adhesive production according to claim 6, characterized in that: The storage device comprises a storage box (7), a solenoid valve (8), a first guide pipe (5), a second guide pipe (24) and a support cylinder (9); the base (2) is fixedly connected to the support cylinder (9); the support cylinder (9) is fixedly connected to the storage box (7); an air pump (6) is fixedly connected to the storage box (7); the solenoid valve (8) is fixedly installed on the storage box; the air pump (6) and the connecting pipe (4) are respectively fixedly connected to the two ends of the first guide pipe (5); a second filter screen (23) is fixedly connected to the storage box (7); the support cylinder (9) and the blower (11) are respectively fixedly connected to the two ends of the second guide pipe (24); and the storage device is used to collect and store powder after filtering by the filtering device.

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