CN112206696B - Pneumatic type coating stirring dispersion all-in-one - Google Patents
Pneumatic type coating stirring dispersion all-in-one Download PDFInfo
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- CN112206696B CN112206696B CN201910617664.5A CN201910617664A CN112206696B CN 112206696 B CN112206696 B CN 112206696B CN 201910617664 A CN201910617664 A CN 201910617664A CN 112206696 B CN112206696 B CN 112206696B
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- stirring
- rotating shaft
- grinding disc
- mounting hole
- hole
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/40—Mixers using gas or liquid agitation, e.g. with air supply tubes
- B01F33/402—Mixers using gas or liquid agitation, e.g. with air supply tubes comprising supplementary stirring elements
- B01F33/4021—Mixers using gas or liquid agitation, e.g. with air supply tubes comprising supplementary stirring elements the gas being introduced through the shaft of the stirring element
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/17—Stirrers with additional elements mounted on the stirrer, for purposes other than mixing
- B01F27/171—Stirrers with additional elements mounted on the stirrer, for purposes other than mixing for disintegrating, e.g. for milling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C7/00—Crushing or disintegrating by disc mills
- B02C7/02—Crushing or disintegrating by disc mills with coaxial discs
- B02C7/08—Crushing or disintegrating by disc mills with coaxial discs with vertical axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C7/00—Crushing or disintegrating by disc mills
- B02C7/11—Details
- B02C7/12—Shape or construction of discs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/30—Mixing paints or paint ingredients, e.g. pigments, dyes, colours, lacquers or enamel
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention provides a pneumatic type coating stirring and dispersing integrated machine, and belongs to the technical field of coating production equipment. This all-in-one includes the frame and fixes the axle sleeve in the frame, have a direction sealed hole in the axle sleeve and with the mounting hole that is located the sealed hole below of direction, the diameter of mounting hole is greater than the sealed hole of direction, the upper end of initiative pivot has the valve rod that can slide in the sealed hole of direction, the initiative pivot is hollow structure, passive pivot sliding connection is in the initiative pivot, the initiative pivot comprises two semi-axes that link to each other by the plane bearing, the semi-axis outer wall surface that is located the lower extreme has the external screw thread, the fixed sleeve that is provided with in bottom of mounting hole, have in the sleeve with external screw-thread fit's internal thread, the upper end of initiative pivot has the spout by a plurality of longitudinal distributions, the fixed slider that is provided with a plurality of and spout one-to-ones in upper end of passive pivot, splined connection between each slider and the mounting hole. The invention has the advantages of optimizing stirring efficiency and effect and the like.
Description
Technical Field
The invention belongs to the technical field of coating production equipment, and relates to a pneumatic coating stirring and dispersing all-in-one machine.
Background
In the production process of the coating, a dispersion technology is one of key technologies of coating quality, in a plurality of different production steps, semi-finished products of the coating or raw materials of the coating need to be stirred and dispersed, the angle between the viscosity of the semi-finished products of the coating and the viscosity of the raw materials of the coating is between the viscosity of the semi-finished products of the coating and the viscosity of the raw materials of the coating, the stirring intensity and the stirring rotating speed of the traditional stirring dispersion mode are relatively small, the angle between the stirring intensity and the stirring is also single-dimensional or double-dimensional, and under the condition that the stirring intensity and the stirring rotating speed are low, the efficiency is low, and the stirring dispersion effect is poor.
Disclosure of Invention
The invention aims to provide a pneumatic type paint stirring and dispersing all-in-one machine aiming at the problems in the prior art, and the technical problem to be solved by the invention is how to increase the stirring dimension and optimize the stirring effect and the stirring quality.
The purpose of the invention can be realized by the following technical scheme: a pneumatic paint stirring and dispersing all-in-one machine is characterized by comprising a frame and a shaft sleeve fixed on the frame, wherein a guide sealing hole and a mounting hole positioned below the guide sealing hole are formed in the shaft sleeve, the diameter of the mounting hole is larger than that of the guide sealing hole, the all-in-one machine also comprises an active rotating shaft and a passive rotating shaft, a valve rod capable of sliding in the guide sealing hole is arranged at the upper end of the active rotating shaft, the active rotating shaft is of a hollow structure and is connected in the active rotating shaft in a sliding manner, the active rotating shaft consists of two half shafts connected by a plane bearing, the outer wall surface of the half shaft positioned at the lower end is provided with an external thread, a sleeve is fixedly arranged at the bottom of the mounting hole, an internal thread matched with the external thread is arranged in the sleeve, and a plurality of longitudinally distributed sliding chutes are arranged at the upper end of the active rotating shaft, the upper end of the driven rotating shaft is fixedly provided with a plurality of sliding blocks which correspond to the sliding grooves one to one, each sliding block is connected with the mounting hole through a spline, and the longitudinal size of each sliding groove is larger than that of each sliding block;
an upper grinding disc is fixedly arranged at the lower end of the driving rotating shaft, a lower grinding disc is fixedly arranged at the lower end of the driven rotating shaft, a plurality of first stirring blocks are uniformly arranged on the upper surface of the upper grinding disc in the circumferential direction, and a plurality of second stirring blocks are uniformly arranged on the lower surface of the lower grinding disc in the circumferential direction; the upper end of the guide sealing hole is provided with a one-way valve, the upper end of the shaft sleeve is connected with a high-pressure air source, and the shaft sleeve is provided with a plurality of exhaust holes communicated with the mounting hole and the outside; and a return spring in a compressed state is connected between the sliding block and the sleeve.
The high pressure air source acts on the upper end of the valve rod to press the valve rod to move downwards, the air pressure at the upper end of the valve rod is gradually increased under the action of the one-way valve until the valve rod is separated from the guide sealing hole, the guide sealing hole is communicated with the mounting hole and the exhaust hole, the air pressure in the guide sealing hole is suddenly reduced, the valve rod moves upwards to return to the original state, before the valve rod moves upwards, the air pressure in the mounting hole is larger, the air pressure acting on the sliding block and the downward movement inertia force of the driving rotating shaft can continue to move downwards by one end distance until the restoring force of the restoring spring is balanced with the air pressure in the guide sealing hole, therefore, under the action of the high pressure air source, the driving rotating shaft is in a longitudinal reciprocating motion state, the driven rotating shaft connected with the driving rotating shaft also longitudinally reciprocates along with the driving rotating shaft, but due to the existence of the one-way valve, the lower end of the driving rotating shaft and the upper grinding disc have rotational freedom degree under the matching of the internal thread and the external thread, the upper grinding disc is in a state of longitudinally moving and rotating, the driven rotating shaft cannot rotate due to a spline structure between the sliding block and the inner wall of the mounting hole, so that relative motion exists between the upper grinding disc and the lower grinding disc, and the relative motion is in different rotating methods when the driving rotating shaft moves upwards and downwards.
Based on the description of the motion rules of the upper grinding disc and the lower grinding disc, it can be seen that the stirring and dispersing all-in-one machine can perform composite motion in the longitudinal direction and the horizontal direction in the operation process, the composite motion is reciprocating, the reciprocating frequency of the motion is relatively low for emulsion materials with high viscosity, and although the impact force of the reciprocating motion is large, under the condition that the rotating speed and the moving speed are low, the large loss of each part in the equipment can not be caused. On the contrary, due to the characteristic of the compound motion, the longitudinal convection and the transverse convection of the materials have very good non-constant characteristics, namely the rotating speed is not uniform, the longitudinal moving speed is not uniform, and the centrifugal force and the shearing force caused to the materials are irregular, so that the dead angle and the convection blind area of the material flow are avoided.
In foretell pneumatic type coating stirring dispersion all-in-one, stirring piece one and stirring piece two all include a smooth curved surface and the straight section relative with smooth curved surface, a notch has on the straight section, stirring piece one is gone up to have and runs through stirring piece lower surface and the pan feeding hole one of each notch on the stirring piece one, stirring piece two is gone up to have and runs through stirring piece two upper surfaces and the pan feeding hole two of each notch on the stirring piece two.
In order to further enlarge the circulation dimension of the materials in the stirring process, the first stirring block and the second stirring block are respectively arranged on the upper surface of the upper grinding disc and the lower surface of the lower grinding disc, the materials can be guided into the first feeding hole and the second feeding hole in the rotating process of the upper grinding disc and the lower grinding disc and are discharged from the position between the upper grinding disc and the lower grinding disc, the return spring compresses the upper grinding disc and the lower grinding disc, in the process that the active rotating shaft moves upwards or downwards, the pressing force between the upper grinding disc and the lower grinding disc can be increased, and the materials are ground and dispersed between the upper grinding disc and the lower grinding disc under the pressing action of the return spring.
In the pneumatic type paint stirring and dispersing all-in-one machine, the orientation of the straight section of the first stirring block is opposite to that of the straight section on the second stirring block.
The first stirring block and the second stirring block are arranged in a reverse mode, so that materials can be guided into the space between the upper grinding disc and the lower grinding disc in the process that the driving rotating shaft moves up and down, and the material grinding efficiency is improved.
In the pneumatic type coating stirring and dispersing all-in-one machine, the upper grinding disc and the lower grinding disc are both provided with strip-shaped notches which are distributed in the radial direction.
The existence of bar breach can avoid the material to block up mill and lower mill, and is convenient for wash it, improves the pan feeding efficiency and the row's of grinding efficiency simultaneously, also is the embodiment of raising the efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the all-in-one machine.
Fig. 2 is a schematic perspective view of the upper grinding disc and the lower grinding disc.
Fig. 3 is an enlarged view of a portion a in fig. 1.
In the figure, 1, a shaft sleeve; 11. a guide seal hole; 12. mounting holes; 13. a one-way valve; 14. an exhaust hole; 2. a driving rotating shaft; 21. a valve stem; 22. a sleeve; 23. a chute; 24. an upper grinding disc; 25. stirring a first block; 26. a feeding hole I; 3. a driven shaft; 31. a slider; 32. a lower grinding disc; 33. a second stirring block; 34. a feeding hole II; 4. a return spring; 5. a recess; 6. a strip-shaped notch.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1, 2 and 3, the integrated machine comprises a frame and a shaft sleeve 1 fixed on the frame, a guiding sealing hole 11 and a mounting hole 12 located below the guiding sealing hole 11 are arranged in the shaft sleeve 1, the diameter of the mounting hole 12 is larger than that of the guiding sealing hole 11, the integrated machine further comprises an active rotating shaft 2 and a passive rotating shaft 3, a valve rod 21 capable of sliding in the guiding sealing hole 11 is arranged at the upper end of the active rotating shaft 2, the active rotating shaft 2 is of a hollow structure, the passive rotating shaft 3 is slidably connected in the active rotating shaft 2, the active rotating shaft 2 is composed of two half shafts connected by a flat bearing, the outer wall surface of the half shaft at the lower end is provided with external threads, the bottom of the mounting hole 12 is fixedly provided with a sleeve 22, the sleeve 22 is internally provided with internal threads matched with the external threads, the upper end of the active rotating shaft 2 is provided with a plurality of sliding chutes 23 distributed longitudinally, the upper end of the passive rotating shaft 3 is fixedly provided with a plurality of sliding blocks 31 corresponding to the sliding chutes 23 one by one, each sliding block 31 is connected with the mounting hole 12 through a spline, and the longitudinal size of the sliding groove 23 is larger than that of the sliding block 31;
an upper grinding disc 24 is fixedly arranged at the lower end of the driving rotating shaft 2, a lower grinding disc 32 is fixedly arranged at the lower end of the driven rotating shaft 3, a plurality of first stirring blocks 25 are uniformly arranged on the upper surface of the upper grinding disc 24 in the circumferential direction, and a plurality of second stirring blocks 33 are uniformly arranged on the lower surface of the lower grinding disc 32 in the circumferential direction; the upper end of the guide sealing hole 11 is provided with a one-way valve 13, the upper end of the shaft sleeve 1 is connected with a high-pressure air source, and the shaft sleeve 1 is provided with a plurality of exhaust holes 14 communicated with the mounting hole 12 and the outside; a return spring 4 is connected between the slide 31 and the sleeve 22 in a compressed state.
The high pressure air source acts on the upper end of the valve rod 21 to press the valve rod to move downwards, the air pressure at the upper end of the valve rod 21 is gradually increased under the action of the one-way valve 13 until the valve rod 21 is separated from the guide sealing hole 11, the guide sealing hole 11 is communicated with the mounting hole 12 and the exhaust hole 14, the air pressure in the guide sealing hole 11 is suddenly reduced, the valve rod 21 moves upwards to return to the original state, before the valve rod 21 moves upwards, the air pressure in the mounting hole 12 is larger, the air pressure acting on the sliding block 31 and the downward movement inertia force of the driving rotating shaft 2 can further move downwards by a distance until the restoring force of the return spring 4 is balanced with the air pressure in the guide sealing hole 11, therefore, under the action of the high pressure air source, the driving rotating shaft 2 is in a longitudinal reciprocating state, the driven rotating shaft 3 connected with the driving rotating shaft 2 also reciprocates longitudinally, but due to the existence of the one-way valve 13, the lower end of the driving rotating shaft 2 and the upper grinding disc 24 have rotational freedom, under the matching of the internal thread and the external thread, the upper grinding disc 24 longitudinally moves and rotates, the driven rotating shaft 3 cannot rotate due to the spline structure between the sliding block 31 and the inner wall of the mounting hole 12, so that relative motion exists between the upper grinding disc 24 and the lower grinding disc 32, and the relative motion presents different rotating methods when the driving rotating shaft 2 moves upwards and downwards.
Based on the above description of the motion rules of the upper grinding disc 24 and the lower grinding disc 32, it can be seen that the stirring and dispersing all-in-one machine can perform a combined motion in the longitudinal direction and the horizontal direction in the operation process, and the combined motion is reciprocating, so that the reciprocating frequency of the motion is relatively low for emulsion materials with high viscosity, and although the impact force of the reciprocating motion is large, under the condition of low rotating speed and moving speed, the components in the equipment cannot be greatly lost. On the contrary, due to the characteristic of the compound motion, the longitudinal convection and the transverse convection of the materials have very good non-constant characteristics, namely the rotating speed is not uniform, the longitudinal moving speed is not uniform, and the centrifugal force and the shearing force caused to the materials are irregular, so that the dead angle and the convection blind area of the material flow are avoided.
The first stirring block 25 and the second stirring block 33 both comprise a smooth curved surface and a flat cross section opposite to the smooth curved surface, a notch 5 is formed in the flat cross section, a first feeding hole 26 penetrating through the lower surface of the first stirring block 25 and each notch 5 in the first stirring block 25 is formed in the first stirring block 25, and a second feeding hole 34 penetrating through the upper surface of the second stirring block 33 and each notch 5 in the second stirring block 33 is formed in the second stirring block 33. In order to further enlarge the flow dimension of the materials in the stirring process, a first stirring block 25 and a second stirring block 33 are respectively arranged on the upper surface of the upper grinding disc 24 and the lower surface of the lower grinding disc 32, the upper grinding disc 24 and the lower grinding disc 32 can guide the materials into a first feeding hole 26 and a second feeding hole 34 in the rotating process and discharge the materials from the position between the upper grinding disc 24 and the lower grinding disc 32, the return spring 4 compresses the upper grinding disc 24 and the lower grinding disc 32, and the pressing force between the upper grinding disc 24 and the lower grinding disc 32 is increased in the process of moving the active rotating shaft 2 upwards or moving the active rotating shaft 2 downwards, and the materials are ground and dispersed between the upper grinding disc 24 and the lower grinding disc 32 under the pressing action of the return spring 4.
The orientation of the flat section on stirring block one 25 is opposite to the orientation of the flat section on stirring block two 33. The first stirring block 25 and the second stirring block 33 are arranged in a reverse direction, so that materials can be guided between the upper grinding disc 24 and the lower grinding disc 32 in the process that the driving rotating shaft 2 moves up and down, and the material grinding efficiency is improved.
The upper grinding disc 24 and the lower grinding disc 32 are provided with radially distributed strip-shaped notches 6. The existence of bar breach 6 can avoid the material to block up mill 24 and lower mill 32, and is convenient for wash it, improves the pan feeding efficiency and the row's of grinding efficiency simultaneously, also is the embodiment of raising the efficiency.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (4)
1. The pneumatic type paint stirring and dispersing all-in-one machine is characterized by comprising a rack and a shaft sleeve (1) fixed on the rack, wherein a guide sealing hole (11) and a mounting hole (12) positioned below the guide sealing hole (11) are formed in the shaft sleeve (1), the diameter of the mounting hole (12) is larger than that of the guide sealing hole (11), the all-in-one machine further comprises an active rotating shaft (2) and a passive rotating shaft (3), a valve rod (21) capable of sliding in the guide sealing hole (11) is arranged at the upper end of the active rotating shaft (2), the active rotating shaft (2) is of a hollow structure, the passive rotating shaft (3) is connected in the active rotating shaft (2) in a sliding manner, the active rotating shaft (2) consists of two half shafts connected by a plane bearing, an external thread is arranged on the outer wall surface of the half shaft positioned at the lower end, a sleeve (22) is fixedly arranged at the bottom of the mounting hole (12), the sleeve (22) is internally provided with an internal thread matched with the external thread, the upper end of the driving rotating shaft (2) is provided with a plurality of sliding grooves (23) which are longitudinally distributed, the upper end of the driven rotating shaft (3) is fixedly provided with a plurality of sliding blocks (31) which are in one-to-one correspondence with the sliding grooves (23), each sliding block (31) is in splined connection with the mounting hole (12), and the longitudinal size of each sliding groove (23) is larger than that of each sliding block (31);
an upper grinding disc (24) is fixedly arranged at the lower end of the driving rotating shaft (2), a lower grinding disc (32) is fixedly arranged at the lower end of the driven rotating shaft (3), a plurality of first stirring blocks (25) are uniformly arranged on the upper surface of the upper grinding disc (24) in the circumferential direction, and a plurality of second stirring blocks (33) are uniformly arranged on the lower surface of the lower grinding disc (32) in the circumferential direction; the upper end of the guide sealing hole (11) is provided with a one-way valve (13), the upper end of the shaft sleeve (1) is connected with a high-pressure air source, and the shaft sleeve (1) is provided with a plurality of exhaust holes (14) communicated with the mounting hole (12) and the outside; a return spring (4) in a compressed state is connected between the sliding block (31) and the sleeve (22).
2. The pneumatic type paint stirring and dispersing all-in-one machine is characterized in that the first stirring block (25) and the second stirring block (33) respectively comprise a smooth curved surface and a straight section opposite to the smooth curved surface, a notch (5) is formed in the straight section, a first feeding hole (26) penetrating through the lower surface of the first stirring block (25) and each notch (5) in the first stirring block (25) is formed in the first stirring block (25), and a second feeding hole (34) penetrating through the upper surface of the second stirring block (33) and each notch (5) in the second stirring block (33) is formed in the second stirring block (33).
3. The integrated machine for stirring and dispersing pneumatic paint according to claim 2, characterized in that the straight section of the first stirring block (25) is oriented in the opposite direction to the straight section of the second stirring block (33).
4. A pneumatic paint mixing and dispersing all-in-one machine according to claim 1, 2 or 3, characterized in that the upper grinding disc (24) and the lower grinding disc (32) are provided with radially distributed strip-shaped notches (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910617664.5A CN112206696B (en) | 2019-07-10 | 2019-07-10 | Pneumatic type coating stirring dispersion all-in-one |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910617664.5A CN112206696B (en) | 2019-07-10 | 2019-07-10 | Pneumatic type coating stirring dispersion all-in-one |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112206696A CN112206696A (en) | 2021-01-12 |
| CN112206696B true CN112206696B (en) | 2022-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910617664.5A Active CN112206696B (en) | 2019-07-10 | 2019-07-10 | Pneumatic type coating stirring dispersion all-in-one |
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| Country | Link |
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| CN (1) | CN112206696B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116983871B (en) * | 2023-09-20 | 2023-12-01 | 常州登达适医疗科技有限公司 | Gas-liquid mixing and stirring device and stirring method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2203404A (en) * | 1939-06-06 | 1940-06-04 | Warren O Chace | Agitating and comminuting mechanism |
| CN105363527A (en) * | 2015-12-05 | 2016-03-02 | 重庆百齐居建材有限公司 | Air blowing type grinding device |
| CN108465541A (en) * | 2018-02-28 | 2018-08-31 | 重庆思味特宠物用品有限公司 | Pet food raw mill plant |
| CN108903696A (en) * | 2018-10-15 | 2018-11-30 | 湖北科技学院 | A kind of cooking machine suitable for hard food process |
| CN208894325U (en) * | 2018-09-26 | 2019-05-24 | 湖北东盛特种涂料科技有限公司 | A kind of abrasive structure on dispersion machine |
-
2019
- 2019-07-10 CN CN201910617664.5A patent/CN112206696B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2203404A (en) * | 1939-06-06 | 1940-06-04 | Warren O Chace | Agitating and comminuting mechanism |
| CN105363527A (en) * | 2015-12-05 | 2016-03-02 | 重庆百齐居建材有限公司 | Air blowing type grinding device |
| CN108465541A (en) * | 2018-02-28 | 2018-08-31 | 重庆思味特宠物用品有限公司 | Pet food raw mill plant |
| CN208894325U (en) * | 2018-09-26 | 2019-05-24 | 湖北东盛特种涂料科技有限公司 | A kind of abrasive structure on dispersion machine |
| CN108903696A (en) * | 2018-10-15 | 2018-11-30 | 湖北科技学院 | A kind of cooking machine suitable for hard food process |
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| Publication number | Publication date |
|---|---|
| CN112206696A (en) | 2021-01-12 |
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