CN219095614U

CN219095614U - Hierarchical reducing mechanism of bakelite powder

Info

Publication number: CN219095614U
Application number: CN202223214291.3U
Authority: CN
Inventors: 李定杰; 牟小卫; 郑浩磊; 陈浩凯
Original assignee: Zhejiang Naso Synthetic Material Co ltd
Current assignee: Zhejiang Naso Synthetic Material Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-05-30
Anticipated expiration: 2032-11-30

Abstract

The utility model relates to the technical field of bakelite powder processing, in particular to a bakelite powder classifying and crushing device which comprises a primary crushing box, wherein the bottom of the primary crushing box is connected with a secondary crushing box, the left side and the right side of the secondary crushing box are both provided with rectangular notches, and the top of the secondary crushing box is provided with a supporting frame.

Description

Hierarchical reducing mechanism of bakelite powder

Technical Field

The utility model relates to the technical field of bakelite powder processing, in particular to a bakelite powder classifying and crushing device.

Background

In the production process of phenolic plastics, after the bakelite powder comes out of an extruder, the bakelite powder is required to be crushed into an important production process through tabletting, crushing, grading and packaging processes, the conventional bakelite powder crushing device usually only has primary crushing, the crushing is not thorough and the crushing is not uniform enough, so that the crushing qualification rate is reduced to some extent; in addition, the position of the crushing roller cannot be finely adjusted according to the size requirement of the bakelite powder crushed particles, so that the functionality is reduced.

Therefore, it is important to design a bakelite powder classifying and crushing device to improve the whole practicability by changing the technical defects.

Disclosure of Invention

The utility model aims to provide a bakelite powder classifying and crushing device which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a bakelite powder classifying and crushing device, includes the one-level crushing case, the bottom of one-level crushing case is connected with the second grade crushing case, rectangular notch has all been seted up to the left and right sides of second grade crushing case, the top of second grade crushing case is provided with the support frame;

the inside of the primary crushing box is rotationally connected with a first crushing roller, the inside of the primary crushing box is positioned at the front side of the first crushing roller and is slidingly connected with a micro-motion support, the inner side of the micro-motion support is rotationally connected with a second crushing roller, the same ends of the first crushing roller and the second crushing roller are both connected with a transmission gear, the right side of the primary crushing box is rotationally connected with a pinion in an up-down symmetry way, a gear chain is connected between the transmission gear and the pinion in a transmission way, a crushing motor is arranged at the left side of the primary crushing box, and the front side of the primary crushing box is in threaded connection with an adjusting handle;

the bottom of the inboard side of the second grade crushing case is provided with the screen board, the right side of the second grade crushing case just is located the top of screen board and is provided with fixed horizontal pole, the one end of fixed horizontal pole is connected with positive and negative motor, positive and negative motor's drive end runs through fixed horizontal pole and is connected with the lead screw, the outside threaded connection of lead screw has the lead screw support, the one end of lead screw support runs through the inside of the second grade crushing case and rotates to be connected with the roller.

As the preferable scheme of the utility model, the top of the primary crushing box is connected with a feed hopper, the bottom of the secondary crushing box is connected with a discharge hole in a communicating way, a control panel is arranged at the corner of the front face of the primary crushing box, and the control panel is respectively connected with the crushing motor and the positive and negative motor through wires and is electrically connected.

As a preferable scheme of the utility model, two sides of the micro-motion support are respectively matched with the rectangular notch in a sliding way, and the front and back moving position of the micro-motion support is +/-5 mm-7mm.

As a preferable scheme of the utility model, the driving end of the crushing motor penetrates through the outer side of the primary crushing box and extends to the inner part of the primary crushing box to be connected with the other end of the first crushing roller.

As a preferable scheme of the utility model, an internal threaded hole which is in threaded connection with the adjusting handle is formed in the first-stage crushing box and is positioned at the position of the adjusting handle, and the threaded end of the adjusting handle penetrates through the first-stage crushing box and is connected with the micro-motion bracket.

As a preferable scheme of the utility model, a sliding groove which is in sliding fit with the screw rod bracket is arranged at the outer side of the secondary crushing box and at the position corresponding to the fixed cross rod.

As a preferable scheme of the utility model, the outer side of the rolling roller is uniformly provided with rolling teeth.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the provided bakelite powder classifying and crushing device, the bakelite powder can be crushed in multiple stages by utilizing the primary crushing box and the secondary crushing box, the operation is simple and convenient, and the classifying and crushing device has the advantages of good crushing effect and uniform and thorough crushing.

2. According to the bakelite powder classifying and crushing device, the distance between the first crushing roller and the second crushing roller can be finely adjusted under the joint cooperation of the first crushing roller, the micro-motion support, the second crushing roller, the transmission gear, the pinion, the gear chain and the adjusting handle, so that the purpose of adjusting the crushing size of bakelite powder particles is achieved, and the crushing diversity and efficiency are improved.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a schematic view of a partial structure of the present utility model;

FIG. 3 is a schematic view of a partial structure of the present utility model;

FIG. 4 is a view showing the construction of the inside of the secondary pulverizing box of the present utility model.

In the figure: 1. a first stage pulverizing box; 101. a first pulverizing roller; 102. a micro-motion bracket; 103. a second pulverizing roller; 104. a transmission gear; 105. a pinion gear; 106. a gear chain; 107. a crushing motor; 108. adjusting the handle; 2. a secondary crushing box; 201. screening plates; 202. fixing the cross bar; 203. a forward and reverse motor; 204. a screw rod; 205. a screw rod bracket; 206. a roller; 3. a rectangular notch; 4. a support frame; 5. a feed hopper; 6. a discharge port; 7. and a control panel.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, the present utility model provides a technical solution:

the utility model provides a hierarchical reducing mechanism of bakelite powder, includes that the case 1 is smashed to the one-level, and the bottom that the case 1 was smashed to the one-level is connected with the second grade and smashes case 2, and rectangle notch 3 has all been seted up to the left and right sides of case 2 is smashed to the second grade, and the top that case 2 was smashed to the second grade is provided with support frame 4, and the top that case 1 was smashed to the one-level is connected with feeder hopper 5, and the bottom intercommunication that case 2 was smashed to the second grade is connected with discharge gate 6, and control panel 7 is installed to the positive corner of case 1 is smashed to the one-level, can control the start-up of each electrical apparatus.

In this embodiment, please refer to fig. 2; the inside of the primary crushing box 1 is rotationally connected with a first crushing roller 101, the inside of the primary crushing box 1 is positioned in front of the first crushing roller 101 and is slidingly connected with a micro-motion support 102, the inner side of the micro-motion support 102 is rotationally connected with a second crushing roller 103, the same ends of the first crushing roller 101 and the second crushing roller 103 are both connected with a transmission gear 104, the right side of the primary crushing box 1 is rotationally connected with a pinion 105 in an up-down symmetry manner, a gear chain 106 is in transmission connection between the transmission gear 104 and the pinion 105, a crushing motor 107 is arranged on the left side of the primary crushing box 1, an adjusting handle 108 is in threaded connection with the front of the primary crushing box 1, and the adjusting handle 108 can be rotated to enable the adjusting handle 108 to move inwards or outwards in a threaded manner, so that the distance between the first crushing roller 101 and the second crushing roller 103 is finely adjusted, and the purpose that the crushing size of bakelite powder particles can be adjusted is achieved;

the control panel 7 is connected with the grinding motor 107 through a wire, the two sides of the micro-motion support 102 are respectively in sliding fit with the rectangular notch 3, the front and back moving positions of the micro-motion support 102 are +/-5 mm-7mm, in the transmission range of the gear chain 106 and the gear connection, the adjusting handle 108 can drive the micro-motion support 102 to move +/-5 mm-7mm back and forth at the position of the rectangular notch 3, the driving end of the grinding motor 107 penetrates through the outer side of the primary grinding box 1 and extends to the inner side of the primary grinding box 1 to be connected with the other end of the first grinding roller 101, an internal threaded hole in threaded connection with the adjusting handle 108 is formed in the inner side of the primary grinding box 1 and located at the position of the adjusting handle 108, and the threaded end of the adjusting handle 108 penetrates through the primary grinding box 1 and is connected with the micro-motion support 102.

In this embodiment, referring to fig. 3, a screen plate 201 is disposed at the bottom of the inner side of the secondary crushing box 2, a fixed cross bar 202 is disposed on the right side of the secondary crushing box 2 and above the screen plate 201, one end of the fixed cross bar 202 is connected with a forward and reverse motor 203, a driving end of the forward and reverse motor 203 penetrates through the fixed cross bar 202 and is connected with a screw rod 204, an outer side of the screw rod 204 is in threaded connection with a screw rod support 205, one end of the screw rod support 205 penetrates through the interior of the secondary crushing box 2 and is rotationally connected with a roller 206, the forward and reverse motor 203 drives the screw rod 204 to rotate, the screw rod 204 drives the screw rod support 205 to move forward and backward in a threaded manner, and finally drives the roller 206 to roll back and forth on the screen plate 201 to crush the bakelite powder in a secondary manner;

wherein the control panel 7 is connected with the front motor 203 through wires, and the connection mode is electric connection, the outside of the secondary crushing box 2 and the position corresponding to the fixed cross bar 202 are provided with sliding grooves which are in sliding fit with the screw rod support 205, and the outer sides of the rolling rollers 206 are uniformly distributed with rolling teeth, so that the rolling and crushing effect is better.

The working flow of the utility model is as follows: when the bakelite powder classifying and crushing device is used, the adjusting handle 108 can be moved inwards or outwards by rotating the adjusting handle 108, the outer sides of the transmission gear 104 and the pinion 105 are connected with the gear chain 106, the adjusting handle 108 can drive the micro-motion bracket 102 to move forward and backward by +/-5 mm-7mm at the position of the rectangular notch 3 in the transmission range of the gear chain 106 and the gear connection, so that the distance between the first crushing roller 101 and the second crushing roller 103 is finely adjusted, the purpose of adjusting the crushing size of bakelite powder particles is realized, the bakelite powder is thrown through the feed hopper 5, the crushing motor 107 provides power to drive the first crushing roller 101 to rotate, the transmission gear 104 on the first crushing roller 101 and the second crushing roller 103 is driven by the gear chain 106, the second crushing roller 103 is reversely rotated by the cooperation of the pinion 105, and extrusion force is generated by the reverse rotation of two shafts, so that the first-stage crushing of bakelite powder is realized; the primary crushed bakelite powder falls on the sieve plate 201, qualified bakelite powder particles pass through sieve holes of the sieve plate 201 and fall out from the discharge hole 6, unqualified bakelite powder stays on the sieve plate 201, at the moment, the positive and negative motor 203 is started to drive the screw rod 204 to rotate, the screw rod 204 drives the screw rod support 205 to move forwards and backwards along with threads, and finally the grinding roller 206 is driven to grind the sieve plate 201 back and forth, and secondary crushing is carried out on the bakelite powder, so that the bakelite powder is crushed and comes out from the discharge hole 6, and the method has the advantages of good crushing effect and uniform and thorough crushing.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hierarchical reducing mechanism of bakelite powder, includes one-level crushing case (1), its characterized in that: the bottom of the primary crushing box (1) is connected with a secondary crushing box (2), rectangular notches (3) are formed in the left side and the right side of the secondary crushing box (2), and a supporting frame (4) is arranged at the top of the secondary crushing box (2);

the inside rotation of first crushing case (1) is connected with first crushing roller (101), the inside of first crushing case (1) just is located the front side sliding of first crushing roller (101) and is connected with micro-motion support (102), the inboard rotation of micro-motion support (102) is connected with second crushing roller (103), the same one end of first crushing roller (101) and second crushing roller (103) all is connected with drive gear (104), the right side of first crushing case (1) is rotationally connected with pinion (105) in an up-down symmetry, the transmission is connected with gear chain (106) between drive gear (104) and pinion (105), crushing motor (107) are installed in the left side of first crushing case (1), front threaded connection of first crushing case (1) has adjustment handle (108);

the utility model discloses a grinding machine is characterized in that a screen plate (201) is arranged at the bottom of the inner side of a secondary grinding box (2), a fixed cross rod (202) is arranged on the right side of the secondary grinding box (2) and above the screen plate (201), one end of the fixed cross rod (202) is connected with a positive and negative motor (203), the driving end of the positive and negative motor (203) penetrates through the fixed cross rod (202) and is connected with a screw rod (204), the outer side of the screw rod (204) is in threaded connection with a screw rod support (205), and one end of the screw rod support (205) penetrates through the inside of the secondary grinding box (2) and is connected with a grinding roller (206) in a rotating mode.

2. The bakelite powder classifying and pulverizing device according to claim 1, wherein: the top of the first-stage crushing box (1) is connected with a feed hopper (5), the bottom of the second-stage crushing box (2) is connected with a discharge hole (6) in a communicating way, a control panel (7) is arranged at the corner of the front face of the first-stage crushing box (1), and the control panel (7) is respectively connected with a crushing motor (107) and a positive motor (203) through wires in an electric connection way.

3. The bakelite powder classifying and pulverizing device according to claim 1, wherein: the two sides of the micro-motion support (102) are respectively matched with the rectangular notch (3) in a sliding mode, and the front and back moving positions of the micro-motion support (102) are +/-5 mm-7mm.

4. The bakelite powder classifying and pulverizing device according to claim 1, wherein: the driving end of the crushing motor (107) penetrates through the outer side of the primary crushing box (1) and extends to the inner part of the primary crushing box (1) to be connected with the other end of the first crushing roller (101).

5. The bakelite powder classifying and pulverizing device according to claim 1, wherein: the inside of the first-stage crushing box (1) and the position of the adjusting handle (108) are provided with an internal threaded hole in threaded connection with the adjusting handle (108), and the threaded end of the adjusting handle (108) penetrates through the first-stage crushing box (1) and is connected with the micro-motion bracket (102).

6. The bakelite powder classifying and pulverizing device according to claim 1, wherein: the outside of the secondary crushing box (2) and the position corresponding to the fixed cross rod (202) are provided with sliding grooves which are in sliding fit with the screw rod bracket (205).

7. The bakelite powder classifying and pulverizing device according to claim 1, wherein: and rolling teeth are uniformly distributed on the outer side of the rolling roller (206).