CN215783381U - 3D sand mould printing binder preparation reaction unit - Google Patents
3D sand mould printing binder preparation reaction unit Download PDFInfo
- Publication number
- CN215783381U CN215783381U CN202122488320.4U CN202122488320U CN215783381U CN 215783381 U CN215783381 U CN 215783381U CN 202122488320 U CN202122488320 U CN 202122488320U CN 215783381 U CN215783381 U CN 215783381U
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- Prior art keywords
- tank body
- reaction tank
- upper cover
- stirring shaft
- binder preparation
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- 239000004576 sand Substances 0.000 title claims abstract description 17
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- 238000007639 printing Methods 0.000 title claims abstract description 15
- 239000011230 binding agent Substances 0.000 title claims abstract description 10
- 238000003756 stirring Methods 0.000 claims abstract description 27
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 239000011229 interlayer Substances 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000010410 layer Substances 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000004140 cleaning Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000001070 adhesive effect Effects 0.000 description 9
- 239000000853 adhesive Substances 0.000 description 8
- 239000002994 raw material Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012827 research and development Methods 0.000 description 3
- 238000010146 3D printing Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- -1 aldehyde compound Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 239000003110 molding sand Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The patent introduces a 3D sand mold printing binder preparation reaction device, which comprises a support frame, a reaction tank body, an upper cover, a motor, a stirring shaft, a pressure meter and a pressure release valve; the reaction tank body is arranged on the support frame, and the upper cover is arranged on an opening of the reaction tank body in a sealing manner; the motor is arranged in the middle of the upper cover, an output shaft of the motor penetrates through the upper cover to be connected with the upper end of the stirring shaft, the stirring shaft is positioned in the reaction tank body, and blades are arranged on the outer edge of the stirring shaft; the pressure gauge and the pressure relief valve are arranged on the upper cover. According to the hollow interlayer wall structure of the reaction tank body, steam or other heat sources are introduced into the interlayer wall, so that the temperature of the reaction tank body is rapidly increased or reduced, the operation is convenient, and the production efficiency is improved; the structure is simple, and the production cost is reduced; the upper cover and the reaction tank body are in a split connection structure, so that later cleaning and maintenance are facilitated; the temperature sensor in the stirring shaft is arranged to ensure the accuracy of temperature reflection; the setting of manometer and relief valve can monitor and adjust jar internal reaction pressure, guarantees the security.
Description
Technical Field
The utility model relates to the technical field of 3D printing, in particular to a reaction device for preparing a 3D sand mold printing adhesive.
Background
The sand mould or sand mould that 3D printing technique was printed, can realize the rapid production of complicated part, shorten research and development cycle, reduce research and development cost, improve research and development efficiency, at present by the wide application in each trade, need lay the shaping with molding sand and adhesive one deck in the 3D sand mould printing, the adhesive needs multiple preparation raw materials such as phenolic compound, aldehyde compound, catalyst, modifier to carry out the combination reaction under various reaction conditions in reaction unit, reaction unit need possess functions such as stirring, heat, keep warm, the cooling, guarantee the adhesive effect, current reaction unit function singleness, the structure is complicated, can not effectively guarantee the quality.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, provides the 3D sand mold printing adhesive preparation reaction device which is simple in structure and ensures the accuracy of preparation reaction conditions.
The technical scheme adopted by the utility model is as follows:
A3D sand mold printing adhesive preparation reaction device comprises a support frame, a reaction tank body, an upper cover, a motor, a stirring shaft, a pressure gauge and a pressure release valve;
the reaction tank body is arranged on the support frame, the reaction tank body is of a cylindrical hollow interlayer wall structure with an opening at the upper end, the bottom of the reaction tank body is of an arc structure, a steam inlet pipe communicated with the interlayer is arranged at the upper end of the outer layer wall of the reaction tank body, and a condensed water drain pipe is arranged at the bottom of the outer layer wall; the bottom of the inner wall of the reaction tank body is provided with a discharge pipe penetrating through the outer wall;
the upper cover is hermetically arranged on the opening of the reaction tank body; the motor is arranged in the middle of the upper cover, an output shaft of the motor penetrates through the upper cover to be connected with the upper end of the stirring shaft, the stirring shaft is positioned in the reaction tank body, and blades are arranged on the outer edge of the stirring shaft; the pressure gauge and the pressure relief valve are arranged on the upper cover.
Specifically, the support frame be square table shape structure, the desktop middle part be provided with the retort external diameter assorted hole, the desktop lower part be provided with the middle part set up to with retort bottom arc structure assorted supporting shoe, the supporting shoe bottom is provided with the through-hole that is used for dodging retort bottom comdenstion water drain pipe and blow-off pipe.
Specifically, the upper end of the reaction tank body and the circle of the upper cover are both provided with a connecting flange, a plurality of open slots are uniformly and correspondingly formed in the connecting flange along the circumference, fastening bolts are hinged to the outer edge of the reaction tank body and correspond to the open slots, the fastening bolts are located in the open slots in the reaction tank body and the upper cover, and the upper cover is connected with the reaction tank body through nuts and the fastening bolts.
Specifically, the upper cover on be provided with the filling tube, be provided with sealed lid on the filling tube.
Specifically, the port at the upper end of the reaction tank body and the lower end face of the upper cover are both provided with corresponding sealing ring grooves along the circumference, and sealing rings are arranged in the sealing ring grooves.
Specifically, the stirring shaft in be provided with temperature sensor, temperature sensor transmits jar internal portion temperature to outside temperature display on.
Specifically, valves are arranged on the condensed water drain pipe and the discharge pipe.
Due to the adoption of the technical scheme, the utility model has the following advantages:
according to the hollow interlayer wall structure of the reaction tank body, steam or other heat sources are introduced into the interlayer wall, so that the temperature of the reaction tank body is rapidly increased or reduced, the operation is convenient, and the production efficiency is improved; the structure is simple, and the production cost is reduced; the upper cover and the reaction tank body are in a split connection structure, so that later cleaning and maintenance are facilitated; the temperature sensor in the stirring shaft can measure the temperature of the middle part of the raw material of the adhesive in the reaction tank body, so that the accuracy of temperature reflection is ensured; the setting of manometer and relief valve can monitor and adjust jar internal reaction pressure, guarantees the security.
Drawings
FIG. 1 is a schematic overall view of a cross section of a reaction vessel body of the present invention.
FIG. 2 is a schematic top view of a reaction vessel body of the present invention.
FIG. 3 is a schematic view of the stand of the present invention.
In the figure: 1-support frame, 11-support block, 2-reaction tank body, 21-steam inlet pipe, 22-condensate water drain pipe, 23-discharge pipe, 24-connecting flange, 25-open slot, 26-sealing ring, 27-fastening bolt, 28-nut, 3-upper cover, 31-feed pipe, 32-sealing cover, 4-motor, 5-stirring shaft, 6-pressure gauge and 7-pressure relief valve.
Detailed Description
The utility model is further explained below with reference to the drawings and examples, without thereby limiting the scope of protection of the utility model, which is disclosed with the aim of protecting all technical modifications within the scope of the utility model.
With the aid of attached drawings 1-2, the 3D sand mold printing adhesive preparation reaction device comprises a support frame 1, a reaction tank body 2, an upper cover 3, a motor 4, a stirring shaft 5, a pressure gauge 6 and a pressure release valve 7.
The reaction tank body 2 is arranged on the support frame 1, the support frame 1 is of a square table-shaped structure, a hole matched with the outer diameter of the reaction tank body 2 is arranged in the middle of the table top, a support block 11 matched with an arc-shaped structure at the bottom of the reaction tank body 2 is arranged in the middle of the table top, and a through hole for avoiding a condensate water drain pipe 22 and a discharge pipe 23 at the bottom of the reaction tank body is arranged at the bottom of the support block 11; the outer wall of the reaction tank body 2 and the edge of the desktop hole of the support frame 1 are welded in a spot welding mode or along the outer edge of the reaction tank body 2, and the stability of the reaction tank body 2 which is vibrated constantly in the stirring process is guaranteed.
The reaction tank body 2 is of a cylindrical hollow sandwich wall structure with an opening at the upper end, the bottom of the reaction tank body 2 is of an arc structure, a steam inlet pipe 21 which is introduced into the sandwich layer is arranged at the upper end of the outer wall of the reaction tank body 2, and steam or other heat sources are introduced into the sandwich layer through the steam inlet pipe 21, or cooling media are introduced through the steam inlet pipe 21 when the temperature needs to be reduced; a condensed water drain pipe 22 is arranged at the bottom of the outer layer wall; a discharge pipe 23 penetrating through the outer wall is arranged at the bottom of the inner wall of the reaction tank body 2; valves are arranged on the condensed water drain pipe 22 and the discharge pipe.
The upper cover 3 is hermetically arranged on an opening of the reaction tank body 2, the upper end of the reaction tank body 2 and one circle of the upper cover 3 are both provided with a connecting flange 24, a plurality of open slots 25 are uniformly and correspondingly arranged on the connecting flange 24 along the circumference, fastening bolts 27 are hinged on the outer edge of the reaction tank body 2 corresponding to the open slots 25, the fastening bolts 27 are positioned in the open slots 25 on the reaction tank body 2 and the upper cover 3, and the upper cover 3 is connected with the reaction tank body 2 through nuts 28 and the fastening bolts 27; the port at the upper end of the reaction tank body 2 and the lower end face of the upper cover 3 are provided with corresponding sealing ring 26 grooves along the circumference, and the sealing ring 26 grooves are internally provided with sealing rings 26; the upper cover 3 is provided with a feed pipe 31, and the feed pipe 31 is provided with a sealing cover 32.
The motor 4 is arranged in the middle of the upper cover 3, an output shaft of the motor 4 penetrates through the upper cover 3 to be connected with the upper end of the stirring shaft 5, the stirring shaft 5 is positioned in the reaction tank body 2, blades are arranged on the outer edge of the stirring shaft 5, a temperature sensor is arranged in the stirring shaft 5, and the temperature sensor transmits the temperature in the tank body to an external temperature display; the pressure gauge 6 and the pressure relief valve 7 are arranged on the upper cover 3.
When in use, firstly, the basic raw materials of the adhesive are added into the reaction tank body 2, the upper cover 3 is covered, the fastening bolt 27 is rotated into the open slot 25 on the reaction tank body 2 and the upper cover 3, the nut 28 is screwed, and the upper cover 3 is hermetically connected with the reaction tank body 2; starting a motor 4, stirring basic raw materials in a reaction tank body 2 by blades on a stirring shaft 5, introducing steam or other heat sources into an interlayer of the reaction tank body 2 through a steam inlet pipe 21 according to process requirements to heat the reaction tank body 2, and after the reaction tank body 2 is heated for a period of time, carrying out heat preservation after reaching a required temperature according to the display of a temperature sensor, or carrying out process operations such as cooling after heat preservation; during the period, other raw materials are added into the reaction tank body 2 through the feeding pipe 31 for uniform stirring, and the pressure in the reaction tank body 2 is adjusted through the pressure release valve 7 according to the pressure gauge 6, so that the production safety is ensured.
The present invention is not described in detail in the prior art.
The embodiments selected for the purpose of disclosing the utility model, are presently considered to be suitable, it being understood, however, that the utility model is intended to cover all variations and modifications of the embodiments falling within the scope of the inventive concept and the utility model.
Claims (7)
1. The utility model provides a 3D sand mould printing binder preparation reaction unit which characterized in that: comprises a support frame, a reaction tank body, an upper cover, a motor, a stirring shaft, a pressure gauge and a pressure release valve;
the reaction tank body is arranged on the support frame, the reaction tank body is of a cylindrical hollow interlayer wall structure with an opening at the upper end, the bottom of the reaction tank body is of an arc structure, a steam inlet pipe communicated with the interlayer is arranged at the upper end of the outer layer wall of the reaction tank body, and a condensed water drain pipe is arranged at the bottom of the outer layer wall; the bottom of the inner wall of the reaction tank body is provided with a discharge pipe penetrating through the outer wall;
the upper cover is hermetically arranged on the opening of the reaction tank body; the motor is arranged in the middle of the upper cover, an output shaft of the motor penetrates through the upper cover to be connected with the upper end of the stirring shaft, the stirring shaft is positioned in the reaction tank body, and blades are arranged on the outer edge of the stirring shaft; the pressure gauge and the pressure relief valve are arranged on the upper cover.
2. The 3D sand mold printing binder preparation reaction device according to claim 1, characterized in that: the support frame be square table shape structure, the desktop middle part be provided with the retort external diameter assorted hole, the desktop lower part be provided with the middle part set up to with the retort bottom arc structure assorted supporting shoe, the supporting shoe bottom is provided with the through-hole that is used for dodging retort bottom comdenstion water drain pipe and blow-off pipe.
3. The 3D sand mold printing binder preparation reaction device according to claim 1, characterized in that: the reactor body upper end and upper cover round all be provided with flange, flange is last evenly to correspond along the circumference and is provided with a plurality of open slots, the articulated fastening bolt that is provided with corresponding to the open slot on the reactor body outer fringe, fastening bolt is located the reactor body and covers the open slot on, is connected the upper cover with the reactor body through nut and fastening bolt.
4. The 3D sand mold printing binder preparation reaction device according to claim 1, characterized in that: the upper cover is provided with a feeding pipe, and the feeding pipe is provided with a sealing cover.
5. The 3D sand mold printing binder preparation reaction device according to claim 1, characterized in that: the port at the upper end of the reaction tank body and the lower end face of the upper cover are both provided with corresponding sealing ring grooves along the circumference, and sealing rings are arranged in the sealing ring grooves.
6. The 3D sand mold printing binder preparation reaction device according to claim 1, characterized in that: the stirring shaft in be provided with temperature sensor, temperature sensor transmits jar internal portion temperature to outside temperature display on.
7. The 3D sand mold printing binder preparation reaction device according to claim 1, characterized in that: and valves are arranged on the condensed water drain pipe and the discharge pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122488320.4U CN215783381U (en) | 2021-10-15 | 2021-10-15 | 3D sand mould printing binder preparation reaction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122488320.4U CN215783381U (en) | 2021-10-15 | 2021-10-15 | 3D sand mould printing binder preparation reaction unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215783381U true CN215783381U (en) | 2022-02-11 |
Family
ID=80170807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122488320.4U Active CN215783381U (en) | 2021-10-15 | 2021-10-15 | 3D sand mould printing binder preparation reaction unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215783381U (en) |
-
2021
- 2021-10-15 CN CN202122488320.4U patent/CN215783381U/en active Active
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