CN215744000U

CN215744000U - Multistage reducing mechanism is used in powder coating preparation

Info

Publication number: CN215744000U
Application number: CN202121877712.3U
Authority: CN
Inventors: 黄俊峰
Original assignee: Anhui Sunroad Environmental Material Co ltd
Current assignee: Anhui Sunroad Environmental Material Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-02-08
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses a multistage crushing device for preparing powder coating, which comprises a box body; a cylinder body is arranged in the box body; a second crushing device is arranged below the cylinder; the second crushing device comprises a groove body; a grinding piece is fixedly arranged on the outer wall of the cylinder body; the outer wall of the grinding piece and the inner wall of the groove body are provided with grinding balls which are matched with each other; a cavity is defined between the grinding piece and the cylinder body; a first material leaking hole is distributed in the part of the side wall of the cylinder body in the cavity; a second material leaking hole is formed in the side wall of the groove body; the section of the groove body is V-shaped corresponding to the grinding piece; the lower end of the groove body is provided with a discharge hole. According to the multi-stage crushing device for preparing the powder coating, the first crushing device and the second crushing device are tightly combined, the rotation of the barrel not only plays a role in crushing materials, but also plays a role in turning raw materials in the barrel, and the second crushing device and the barrel do not need to be driven by two power sources respectively, so that the structure is simplified, and energy is saved.

Description

Multistage reducing mechanism is used in powder coating preparation

Technical Field

The utility model relates to the technical field of powder coating production equipment, in particular to a multistage crushing device for powder coating preparation.

Background

The powder coating is in a completely different form from general coating, and it exists in a state of fine powder. Since no solvent is used, it is called a powder coating. The powder coating is mainly characterized in that: has the characteristics of harmlessness, high efficiency, resource saving and environmental protection. It includes both thermoplastic and thermosetting powder coatings.

The powder coating has high requirements on the granularity of products and the mixing degree of coatings with different colors in the using process, and needs to be crushed and mixed in the processing process to improve the quality of the powder coating. In order to improve the crushing effect, the existing crushing mechanism is often provided with a multi-stage crushing mechanism. However, the multistage crushing mechanisms are independent, so that the equipment is large in size and low in energy utilization rate. Based on this, how to design a multistage crushing device for powder coating preparation is the technical problem that the utility model aims to solve.

SUMMERY OF THE UTILITY MODEL

The utility model provides a multistage crushing device for preparing powder coating, aiming at the defects of the prior art.

The utility model solves the technical problems through the following technical means:

the multistage crushing device for preparing the powder coating comprises a box body; a cylinder body is arranged in the box body; the cylinder body is transversely arranged; the cylinder body is rotationally arranged in the box body along the axial direction of the cylinder body; a first crushing device is arranged in the cylinder;

a second crushing device is arranged below the cylinder; the second crushing device comprises a groove body; a grinding piece is fixedly arranged on the outer wall of the cylinder body; the grinding piece is in a ring shape surrounding along the circumferential direction of the cylinder body; the lower end part of the grinding piece extends into the groove body; the outer wall of the grinding piece and the inner wall of the groove body are provided with grinding balls which are matched with each other; the cross section of the grinding piece is V-shaped; a cavity is defined between the grinding piece and the cylinder body; a first material leaking hole is distributed in the part of the side wall of the cylinder body in the cavity; a second material leaking hole is formed in the side wall of the groove body; the section of the groove body is V-shaped corresponding to the grinding piece; the lower end of the groove body is provided with a discharge hole.

As an improvement of the above technical solution, the multistage crushing device for preparing the powder coating comprises a rotating shaft and a first motor for driving the rotating shaft to rotate; the rotating shaft is transversely arranged; two ends of the rotating shaft are rotatably connected to the box body through bearings; crushing cutters which are matched with each other are arranged between the rotating shaft and the inner wall of the cylinder body.

As an improvement of the technical scheme, the multistage crushing device for preparing the powder coating is characterized in that a gear ring is arranged on the outer wall of the cylinder along the circumferential direction of the cylinder; the box body is provided with a second motor; and the output end of the second motor is in meshed connection with the gear ring.

As an improvement of the technical scheme, the multistage crushing device for preparing the powder coating is characterized in that the groove body is arranged in the box body in a vertically sliding manner; the lower end of the groove body is provided with an eccentric roller; a short shaft is arranged on the eccentric roller; one end of the short shaft, which is far away from the eccentric roller, extends out of the box body.

As an improvement of the technical scheme, the multistage crushing device for preparing the powder coating is characterized in that scales are arranged around the short shaft of the box body.

The utility model has the advantages that: according to the multi-stage crushing device for preparing the powder coating, the first crushing device and the second crushing device are tightly combined, the rotation of the barrel not only plays a role in crushing materials, but also plays a role in turning raw materials in the barrel, and the second crushing device and the barrel do not need to be driven by two power sources respectively, so that the structure is simplified, and energy is saved.

Drawings

FIG. 1 is a schematic view of a multi-stage pulverizing apparatus according to the present invention.

Fig. 2 is a schematic view of the installation of the trough body of the present invention.

FIG. 3 is a schematic structural diagram of the eccentric wheel of the present invention.

Fig. 4 is a schematic view of the position of the scale of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1, referring to the drawings, a multistage pulverizing apparatus for powder coating preparation comprises a case 1; a cylinder body 2 is arranged in the box body 1; the cylinder body 2 is transversely arranged; the cylinder 2 is rotationally arranged in the box body 1 along the axial direction; a first crushing device is arranged in the cylinder body 2;

a second crushing device is arranged below the cylinder body 2; the second crushing device comprises a groove body 3; the outer wall of the cylinder body 2 is fixedly provided with a grinding piece 21; the grinding piece 21 is in a ring shape surrounding along the circumferential direction of the cylinder 2; the lower end part of the grinding piece 21 extends into the groove body 3; the outer wall of the grinding piece 21 and the inner wall of the groove body 3 are provided with grinding balls which are matched with each other; the cross section of the grinding piece 21 is V-shaped; a cavity is defined between the grinding piece 21 and the cylinder 2; a first material leaking hole is distributed in the part of the side wall of the cylinder body 2 in the cavity; a second material leaking hole is formed in the side wall of the tank body 3; the section of the groove body 3 is V-shaped corresponding to the grinding piece 21; the lower end of the groove body 3 is provided with a discharge outlet 31;

the side wall of the cylinder body 2 is provided with a grinding piece 21 which extends into the groove body 3 to carry out secondary grinding and crushing on the raw material discharged from the cylinder body 2, and on one hand, the grinding piece is combined on the cylinder body 2, so that the whole equipment is simplified; more importantly, the secondary grinding is carried out by means of the rotation of the barrel body 2, the materials in the barrel body 2 are driven to move through the centrifugal effect while the barrel body 2 rotates, and fall down under the action of gravity after moving to a certain height, so that the effect of turning over the materials is achieved, and the problems of slow crushing speed and incomplete crushing caused by material accumulation are solved;

when the raw materials are crushed specifically, the raw materials are fed into the barrel body 2, of course, a feed inlet is arranged at one end of the barrel body 2 along the axial direction, the first crushing device and the second crushing device work, the raw materials are crushed in the barrel body 2 to a certain size, then fall into the cavity from a first material leakage hole (not shown in the figure) on the barrel body 2, then fall into the groove body from a second material leakage hole (not shown in the figure), and are ground and crushed for the second time through the second crushing device; discharging from a discharge opening 31 after grinding and crushing are finished;

according to the multi-stage crushing device for preparing the powder coating, the first crushing device and the second crushing device are tightly combined, the rotation of the barrel not only plays a role in crushing materials, but also plays a role in turning raw materials in the barrel, and the second crushing device and the barrel do not need to be driven by two power sources respectively, so that the structure is simplified, and energy is saved.

As a modification of the above technical solution, the first crushing device comprises a rotating shaft 22 and a first motor 23 for driving the rotating shaft 22 to rotate; the rotating shaft 22 is transversely arranged; two ends of the rotating shaft 22 are rotatably connected to the box body 1 through bearings; a crushing knife 24 which is matched with each other is arranged between the rotating shaft 22 and the inner wall of the cylinder body 2;

the crushing knives 24 between the rotating shaft 22 and the inner wall of the cylinder 2 are matched to crush the materials, and the crushing knives 24 between the rotating shaft 22 and the inner wall of the cylinder 2 are arranged in a staggered manner; the crushing knife on the inner wall of the barrel body 2 can drive the material to move upwards when the barrel body 2 rotates, and the material turning effect is improved.

As an improvement of the above technical solution; the outer wall of the cylinder body 2 is provided with a gear ring 25 along the circumferential direction; a second motor 11 is arranged on the box body 1; the output end of the second electric machine 11 is in toothed connection with the ring gear 25.

As an improvement of the above technical solution; the tank body 3 is arranged in the box body 1 in a vertically sliding manner; the lower end of the tank body 3 is provided with an eccentric roller 4; a short shaft 41 is arranged on the eccentric roller 4; one end of the short shaft 41 far away from the eccentric roller 4 extends out of the box body 1;

the tank body 3 is arranged in the tank body 1 in a vertically sliding manner, specifically, a sliding block is arranged at the edge of the tank body 3, a sliding groove is arranged on the inner wall of the tank body 1, and the tank body 3 is arranged in the tank body 1 in a vertically sliding manner through the matching of the sliding block and the sliding groove; through the position of adjusting cell body 3, the crushing fineness of adjustable second reducing mechanism, eccentric roller 4 sets up in the below of cell body 3, plays and supports and adjust the high effect of cell body 3, and is concrete, rotates eccentric roller 4 through minor axis 41, and eccentric roller 4 rotates the height that makes cell body 3 and obtains adjusting.

As an improvement of the above technical solution, the box body 1 is provided with scales around the short shaft 41;

and the setting of scales ensures the adjustment precision.

It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The multistage crushing device for preparing the powder coating comprises a box body (1); a cylinder body (2) is arranged in the box body (1); the cylinder body (2) is transversely arranged; the cylinder (2) is rotationally arranged in the box body (1) along the axial direction of the cylinder; a first crushing device is arranged in the cylinder (2); the method is characterized in that:

a second crushing device is arranged below the cylinder (2); the second crushing device comprises a groove body (3); a grinding piece (21) is fixedly arranged on the outer wall of the cylinder body (2); the grinding piece (21) is in a ring shape surrounding along the circumferential direction of the cylinder body (2); the lower end part of the grinding piece (21) extends into the groove body (3); the outer wall of the grinding piece (21) and the inner wall of the groove body (3) are provided with grinding balls which are matched with each other; the cross section of the grinding piece (21) is V-shaped; a cavity is enclosed between the grinding piece (21) and the cylinder body (2); a first material leaking hole is formed in the part, in the cavity, of the side wall of the cylinder body (2); a second material leaking hole is formed in the side wall of the tank body (3); the section of the groove body (3) is V-shaped corresponding to the grinding piece (21); the lower end of the trough body (3) is provided with a discharge opening (31).

2. The multistage pulverizing apparatus for powder coating material preparation as claimed in claim 1, wherein: the first crushing device comprises a rotating shaft (22) and a first motor (23) for driving the rotating shaft (22) to rotate; the rotating shaft (22) is transversely arranged; two ends of the rotating shaft (22) are connected and rotatably arranged on the box body (1) through bearings; crushing cutters (24) which are matched with each other are arranged between the rotating shaft (22) and the inner wall of the cylinder body (2).

3. The multistage pulverizing apparatus for powder coating material preparation as claimed in claim 1, wherein: the outer wall of the cylinder body (2) is provided with a gear ring (25) along the circumferential direction; a second motor (11) is arranged on the box body (1); the output end of the second motor (11) is in meshed connection with the gear ring (25).

4. The multistage pulverizing apparatus for powder coating material preparation as claimed in claim 1, wherein: the tank body (3) is arranged in the box body (1) in a vertically sliding manner; the lower end of the tank body (3) is provided with an eccentric roller (4); a short shaft (41) is arranged on the eccentric roller (4); one end of the short shaft (41) far away from the eccentric roller (4) extends out of the box body (1).

5. The multistage pulverizing apparatus for powder coating material preparation as claimed in claim 1, wherein: the box body (1) is provided with scales around the short shaft (41).