CN110052586A - A kind of film-covering sand hot corebox sand ejection board and its application method - Google Patents
A kind of film-covering sand hot corebox sand ejection board and its application method Download PDFInfo
- Publication number
- CN110052586A CN110052586A CN201910366962.1A CN201910366962A CN110052586A CN 110052586 A CN110052586 A CN 110052586A CN 201910366962 A CN201910366962 A CN 201910366962A CN 110052586 A CN110052586 A CN 110052586A
- Authority
- CN
- China
- Prior art keywords
- sand
- ejection board
- penetrates
- bolt body
- film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000004576 sand Substances 0.000 title claims abstract description 161
- 238000000034 method Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 230000000149 penetrating effect Effects 0.000 claims abstract description 18
- 238000000465 moulding Methods 0.000 claims description 10
- 239000000498 cooling water Substances 0.000 claims description 4
- 239000003110 molding sand Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C15/00—Moulding machines characterised by the compacting mechanism; Accessories therefor
- B22C15/23—Compacting by gas pressure or vacuum
- B22C15/24—Compacting by gas pressure or vacuum involving blowing devices in which the mould material is supplied in the form of loose particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C19/00—Components or accessories for moulding machines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses a kind of film-covering sand hot corebox sand ejection board and its application methods, including sand ejection board ontology, core making machine hopper, hollow bolt, fastening screw, sand ejection board ontology connects core making machine hopper by fastening screw, sand ejection board ontology is equipped with circulation limbers, water flowing orifice part is equipped with plug, limbers into, water pipe is equipped at apopore, sand ejection board ontology is equipped with and penetrates Sha Kou, it penetrates and is equipped with internal screw thread in sand mouth, it penetrates and is equipped with hollow bolt in sand mouth, hollow bolt includes round boss, bolt body, external screw thread, it penetrates sand and enters channel, clearance hole, round boss bottom is equipped with bolt body, bolt body exterior side wall is equipped with external screw thread, bolt body bottom is equipped with clearance hole, connection enters channel equipped with several sand of penetrating at the top of clearance hole.The present invention once penetrates the problem of sand sweeps along precoated sand insufficient pressure, while solving the problems, such as to overflow into box surface outside precoated sand.
Description
Technical field
The invention belongs to casting core equipment technology field, in particular to a kind of film-covering sand hot corebox sand ejection board and its make
Use method.
Background technique
Currently, the sand material being mixed into is directly to enter core box interior by sand ejection board for coated sand shooting process,
Penetrating sand and completing rear portion sand material can retain between sand ejection board hole or internal, since sand ejection board is contacted with 220 DEG C or so of core box
And work, because of the heating conduction of sand ejection board material, at the time of contact between in the case of long enough, own temperature can also reach 80-
120 DEG C, and the softening temperature of sand material polymer is formed 90-110 DEG C (primary solidification form) in sand material primary solidification condition
In the case of, the sand material of sand ejection board interior contact high temperature can be cured reaction, condensate not of uniform size be formed, then by again
Secondary sand of penetrating enters core box die cavity, and having generated cured condensate can cause sand core surface to generate gap and organize untight sand
Core defect.
The existing sand ejection board structure of our company is as follows: as shown in fig. 6-7, including sand ejection board ontology (11), core making machine hopper
(12), fastening screw (14), limbers (15), plug (16), water pipe (17), cover board (1), supporting block (2), fastening screw II
(3), sand ejection board ontology (11) is equipped with and penetrates Sha Kou (18), and core making machine hopper (12) is fixedly connected on by fastening screw (14) and is penetrated
On sand plate ontology (11), core making machine hopper (12) side is equipped with cover board (1), and cover board (1) bottom is equipped with several supporting blocks (2), tightly
Gu screw II (3) passes through cover board (1), supporting block (2) is fixedly connected on sand ejection board ontology (11)；In the actual production process,
The pressure and flow velocity of sand mouth are penetrated in the setting of cover board in order to which precoated sand enters, and in order to meet different structure, size core box die cavity fills type
Compactness, need timely to adjust and cover board and penetrate the distance between sand mouth, need further exist for the height of replacement supporting block, it is each
Secondary debugging just needs to dismantle cover board and supporting block, time-consuming and laborious, and not any rule of debugging each time can be followed, always
Annoying a line operator.
Summary of the invention
It is insufficient in the prior art the purpose of the present invention is overcoming, a kind of film-covering sand hot corebox sand ejection board and its use are provided
Method solves the problems, such as that once penetrating sand sweeps along precoated sand insufficient pressure, while solving and overflowing into box surface outside precoated sand
Problem, and prevented the problem of sand-spraying hole is easy crust blocking, it not only saved precoated sand, reduced costs, but also improved production
Efficiency.
To achieve the goals above, the technical solution adopted by the present invention is that:
A kind of film-covering sand hot corebox sand ejection board, including sand ejection board ontology, core making machine hopper, hollow bolt, fastening screw,
The sand ejection board ontology connects core making machine hopper by fastening screw, and sand ejection board ontology is equipped with circulation limbers, water flowing aperture
Portion is equipped with plug, and limbers is equipped with into and out of water pipe, sand ejection board ontology is equipped at water hole and penetrates Sha Kou, penetrates and be equipped with interior spiral shell in sand mouth
Line is penetrated and is equipped with hollow bolt in sand mouth, the hollow bolt include round boss, bolt body, external screw thread, penetrate sand enter it is logical
Road, clearance hole, the round boss bottom are equipped with bolt body, and bolt body exterior side wall is equipped with external screw thread, the bolt sheet
Body bottom is equipped with clearance hole, and connection enters channel equipped with several sand of penetrating at the top of clearance hole.
Preferably, interior hex slot is equipped in the round boss, user is put into interior hex slot by allen wrench,
Hollow bolt is facilitated to be rotated into incident sand mouth.
Preferably, the round boss edge is equipped with clamping prosposition, and user clamps clamping prosposition by shfting wrench,
Hollow bolt is facilitated to be rotated into incident sand mouth.
Preferably, the bolt body bottom is equipped with chamfering, and chamfering facilitates bolt body entrance to penetrate Sha Kou.
Further, a kind of application method of film-covering sand hot corebox sand ejection board, steps are as follows:
1) sand ejection board ontology connects core making machine hopper by fastening screw；
2) this body sidewall of sand ejection board limbers is into and out of connecting water pipe, the external recirculated cooling water of water pipe, coolant water temperature at water hole
10-30 DEG C of degree；
3) the moulding process of precoated sand uses green-sand vertical line removable-flask moulding, and green-sand vertical line removable-flask moulding is used and made
Pattern plate is integral mold plate, modeling requirement: shooting pressure 0.2-0.35MPa, squeeze pressure 0.7-1.2MPa, selection operation 3A；
4) hollow bolt is rotated into incident sand mouth by the external screw thread of bottom, and penetrating sand by being screwed onto adjusting enters channel
With the height for penetrating sand mouth, the shooting pressure of precoated sand is primarily determined；
5) molding sand requirement is examined, the shooting pressure of precoated sand is locked.
Beneficial effect is shown the present invention compared with prior art:
1) hollow bolt is rotated into incident sand mouth by the external screw thread of bottom, by be screwed onto timely adjust penetrate sand into
Enter channel and penetrate the relative altitude of sand mouth, timely adjusts the shooting pressure of precoated sand, prevent shooting pressure excessive, cause and cover
The problem that box surface is overflowed into outside film sand further prevents sand-spraying hole to be easy the problem of crust blocks, and has both saved precoated sand, drop
Low cost, and improve production efficiency；
2) in hollow bolt round boss setting, certain blocking is carried out to precoated sand, change precoated sand enter penetrate
Sand enters direction and the flow velocity in channel, and the pressure of sand is penetrated in effective adjustment, facilitates and carries out debugging and penetrate sand filling type.
Detailed description of the invention
Attached drawing 1 is a kind of film-covering sand hot corebox sand ejection board structural schematic diagram of the present invention；
Attached drawing 2 is a kind of film-covering sand hot corebox sand ejection board A-A cross-sectional view of the present invention；
Attached drawing 3 is hollow bolt top view in a kind of film-covering sand hot corebox sand ejection board of the present invention；
Attached drawing 4 is hollow bolt cross-sectional view in a kind of film-covering sand hot corebox sand ejection board of the present invention；
Attached drawing 5 is a kind of film-covering sand hot corebox sand ejection board hollow bolt another embodiment top view of the present invention；
Attached drawing 6 is sand ejection board structural schematic diagram in the prior art；
Attached drawing 7 is sand ejection board B-B cross-sectional view in the prior art；
In figure: 11- sand ejection board ontology, 12- core making machine hopper, 13- hollow bolt, 14- fastening screw, the limbers 15-,
16- plug, 17- water pipe, 18- penetrate Sha Kou, 1- cover board, 2- supporting block, 3- fastening screw II, 101- round boss, 102- bolt
Ontology, 103- external screw thread, 104- penetrate sand and enter channel, 105- clearance hole, 106- chamfering, hex slot in 107-, and 108- clamping is flat
Position.
Specific embodiment
For convenience of the understanding of those skilled in the art, 1-5, further has technical solution of the present invention with reference to the accompanying drawing
Body explanation.
Embodiment 1: as shown in Figs 1-4,
A kind of film-covering sand hot corebox sand ejection board, including it is sand ejection board ontology 11, core making machine hopper 12, hollow bolt 13, tight
Gu screw 14, the sand ejection board ontology 11 connects core making machine hopper 12 by fastening screw 14, and sand ejection board ontology 11 is equipped with and follows
Ring limbers 15,15 oral area of limbers are equipped with plug 16, and limbers 15 is into and out of being equipped with water pipe 17, sand ejection board ontology 11 at water hole
It is equipped with and penetrates sand mouth 18, penetrate and be equipped with internal screw thread in sand mouth 18, penetrate and be equipped with hollow bolt 13 in sand mouth 18, the hollow bolt 13 wraps
Round boss 101 is included, bolt body 102, external screw thread 103, sand is penetrated and enters channel 104, clearance hole 105, the round boss 101
Bottom is equipped with bolt body 102, and 102 exterior side wall of bolt body is equipped with external screw thread 103, and 102 bottom of bolt body is equipped with
Clearance hole 105, connection is equipped with several sand of penetrating and enters channel 104 at the top of clearance hole 105.
101 edge of round boss is equipped with clamping prosposition 108, and user clamps clamping prosposition by shfting wrench,
Hollow bolt is facilitated to be rotated into incident sand mouth.
102 bottom of bolt body is equipped with chamfering 106, and chamfering facilitates bolt body entrance to penetrate Sha Kou.
Embodiment 2: as shown in figure 5,
Compared with Example 1 the difference is that being equipped with interior hex slot 107 in the round boss 101, user passes through interior
Die nut is put into interior hex slot, and hollow bolt is facilitated to be rotated into incident sand mouth.
Embodiment 3:
If compared with Example 1 the difference is that shown sand of penetrating enters channel 104 with bolt body 102 for center of circle setting
Dry group, penetrating sand to enter channel with bolt body 102 is that the center of circle is equiangularly arranged, such as penetrates sand and enters 2 groups, 3 groups, 4 groups of channel setting
Deng penetrating sand enters channel connection clearance hole, and the sand of penetrating angularly being arranged enters channel and enters precoated sand and penetrates the direction of sand mouth
Unanimously, the shooting pressure of precoated sand is preferably adjusted in time.
A kind of application method of film-covering sand hot corebox sand ejection board, steps are as follows:
1) sand ejection board ontology connects core making machine hopper by fastening screw；
2) this body sidewall of sand ejection board limbers is into and out of connecting water pipe, the external recirculated cooling water of water pipe, coolant water temperature at water hole
10-30 DEG C of degree；
3) the moulding process of precoated sand uses green-sand vertical line removable-flask moulding, and green-sand vertical line removable-flask moulding is used and made
Pattern plate is integral mold plate, modeling requirement: shooting pressure 0.2-0.35MPa, squeeze pressure 0.7-1.2MPa, selection operation 3A；
4) hollow bolt is rotated into incident sand mouth by the external screw thread of bottom, and penetrating sand by being screwed onto adjusting enters channel
With the height for penetrating sand mouth, the shooting pressure of precoated sand is primarily determined；
5) molding sand requirement is examined, the shooting pressure of precoated sand is locked.
Above content is only to structure example of the invention and explanation, affiliated those skilled in the art
It makes various modifications or additions to the described embodiments or is substituted in a similar manner, without departing from invention
Structure or beyond the scope defined by this claim, be within the scope of protection of the invention.
Claims (6)
1. a kind of film-covering sand hot corebox sand ejection board, including sand ejection board ontology, core making machine hopper, hollow bolt, fastening screw,
It is characterized in that the sand ejection board ontology connects core making machine hopper by fastening screw, sand ejection board ontology is equipped with circulation limbers,
Water flowing orifice part is equipped with plug, and limbers is equipped with into and out of water pipe, sand ejection board ontology is equipped at water hole and penetrates Sha Kou, penetrate in sand mouth
It equipped with internal screw thread, penetrates and is equipped with hollow bolt in sand mouth, the hollow bolt includes round boss, bolt body, external screw thread, penetrates sand
Into channel, clearance hole, the round boss bottom is equipped with bolt body, and bolt body exterior side wall is equipped with external screw thread, described
Bolt body bottom is equipped with clearance hole, and connection enters channel equipped with several sand of penetrating at the top of clearance hole.
2. a kind of film-covering sand hot corebox sand ejection board according to claim 1, it is characterised in that set in the round boss
There is interior hex slot.
3. a kind of film-covering sand hot corebox sand ejection board according to claim 1, it is characterised in that the round boss edge
Place is equipped with clamping prosposition.
4. a kind of film-covering sand hot corebox sand ejection board according to claim 1, it is characterised in that the bolt body bottom
Equipped with chamfering.
5. a kind of film-covering sand hot corebox sand ejection board according to claim 1, it is characterised in that shown sand of penetrating enters channel
Several groups are set by the center of circle of bolt body, penetrating sand, to enter channel equiangularly arranged by the center of circle of bolt body, penetrates sand and enters and leads to
Road is connected to clearance hole.
6. a kind of application method of film-covering sand hot corebox sand ejection board, it is characterised in that steps are as follows:
1) sand ejection board ontology connects core making machine hopper by fastening screw；
2) this body sidewall of sand ejection board limbers is into and out of connecting water pipe, the external recirculated cooling water of water pipe, cooling water temperature at water hole
10-30℃；
3) the moulding process of precoated sand uses green-sand vertical line removable-flask moulding, and green-sand vertical line removable-flask moulding uses moulding mould
Plate is integral mold plate, modeling requirement: shooting pressure 0.2-0.35MPa, squeeze pressure 0.7-1.2MPa, selection operation 3A；
4) hollow bolt is rotated into incident sand mouth by the external screw thread of bottom, and penetrating sand by being screwed onto adjusting enters channel and penetrate
The height of sand mouth primarily determines the shooting pressure of precoated sand；
5) molding sand requirement is examined, the shooting pressure of precoated sand is locked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910366962.1A CN110052586B (en) | 2019-05-05 | 2019-05-05 | Sand shooting plate for precoated sand hot core box and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910366962.1A CN110052586B (en) | 2019-05-05 | 2019-05-05 | Sand shooting plate for precoated sand hot core box and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110052586A true CN110052586A (en) | 2019-07-26 |
| CN110052586B CN110052586B (en) | 2024-02-27 |
Family
ID=67322207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910366962.1A Active CN110052586B (en) | 2019-05-05 | 2019-05-05 | Sand shooting plate for precoated sand hot core box and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110052586B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201482915U (en) * | 2009-09-07 | 2010-05-26 | 芜湖瑞立达汽车模具制作有限公司 | Core making and sand shooting device of hot core box |
| DE102012016859A1 (en) * | 2012-08-25 | 2013-01-31 | Daimler Ag | Shooting unit useful for core shooting machine for producing sand cores for metal casting, comprises shooting head filled with molding material containing sand, through which core mold is filled with molding material, and conveying device |
| CN203426387U (en) * | 2013-08-26 | 2014-02-12 | 苏州明志科技有限公司 | Quantitative sand addition device for core-making machine |
| DE202014007680U1 (en) * | 2014-09-20 | 2014-11-28 | Klaus Adelhardt | Universal Shooting Plate Device for Shooting Plates of Core Shooting Machines |
| CN104325094A (en) * | 2014-11-20 | 2015-02-04 | 重庆新红旗缸盖制造有限公司 | Full-automatic series core-making center of inorganic precoated sand |
| CN204194726U (en) * | 2014-09-22 | 2015-03-11 | 侯马市晋烽机械铸造有限公司 | A kind of rapid-mounted frock of iron-mould coated sand shooting machine |
| CN205200464U (en) * | 2015-12-30 | 2016-05-04 | 广西玉柴机器股份有限公司 | Shooting plate subassembly of hot box |
| CN106903270A (en) * | 2015-12-22 | 2017-06-30 | 谢乐 | A kind of Novel core shooter |
| CN209849840U (en) * | 2019-05-05 | 2019-12-27 | 山东格新精工有限公司 | Sand shooting plate for precoated sand hot core box |
-
2019
- 2019-05-05 CN CN201910366962.1A patent/CN110052586B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201482915U (en) * | 2009-09-07 | 2010-05-26 | 芜湖瑞立达汽车模具制作有限公司 | Core making and sand shooting device of hot core box |
| DE102012016859A1 (en) * | 2012-08-25 | 2013-01-31 | Daimler Ag | Shooting unit useful for core shooting machine for producing sand cores for metal casting, comprises shooting head filled with molding material containing sand, through which core mold is filled with molding material, and conveying device |
| CN203426387U (en) * | 2013-08-26 | 2014-02-12 | 苏州明志科技有限公司 | Quantitative sand addition device for core-making machine |
| DE202014007680U1 (en) * | 2014-09-20 | 2014-11-28 | Klaus Adelhardt | Universal Shooting Plate Device for Shooting Plates of Core Shooting Machines |
| CN204194726U (en) * | 2014-09-22 | 2015-03-11 | 侯马市晋烽机械铸造有限公司 | A kind of rapid-mounted frock of iron-mould coated sand shooting machine |
| CN104325094A (en) * | 2014-11-20 | 2015-02-04 | 重庆新红旗缸盖制造有限公司 | Full-automatic series core-making center of inorganic precoated sand |
| CN106903270A (en) * | 2015-12-22 | 2017-06-30 | 谢乐 | A kind of Novel core shooter |
| CN205200464U (en) * | 2015-12-30 | 2016-05-04 | 广西玉柴机器股份有限公司 | Shooting plate subassembly of hot box |
| CN209849840U (en) * | 2019-05-05 | 2019-12-27 | 山东格新精工有限公司 | Sand shooting plate for precoated sand hot core box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110052586B (en) | 2024-02-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107901349A (en) | Rubber Injection Mold lamps structure | |
| CN110052586A (en) | A kind of film-covering sand hot corebox sand ejection board and its application method | |
| CN210477670U (en) | Plastic mold for hot runner of storage battery cover | |
| CN220763378U (en) | Hot runner injection molding mechanism of automobile grille | |
| CN206446051U (en) | An a kind of pipe injection molding channel structure | |
| CN218256489U (en) | Mold core for air guide ring injection mold | |
| CN214395293U (en) | High-strength anti-fission extrusion injection mold | |
| CN209849840U (en) | Sand shooting plate for precoated sand hot core box | |
| CN209478817U (en) | A kind of curved injection part injection mold | |
| CN207479558U (en) | A kind of automobile die | |
| CN205571352U (en) | Omnipotent shooting plate | |
| CN209288217U (en) | A kind of heat-insulated water-cooled plate of casting | |
| CN220946454U (en) | Gate structure of semiconductor plastic package die | |
| CN210477623U (en) | Middle cover hot runner system of storage battery | |
| CN208164099U (en) | A kind of bumper production mould | |
| CN219292675U (en) | Sand mould for metal casting | |
| CN216941653U (en) | Injection molding system for injection mold | |
| CN209716398U (en) | The big pipe casing mold of automobile | |
| CN211518345U (en) | High-efficient cooling mold | |
| CN215315506U (en) | Precoated sand hot core box mold | |
| CN221834859U (en) | Battery plastic case injection mold easy to radiate | |
| CN209273886U (en) | A kind of sliding rail for automobile sky window injection mold | |
| CN215237609U (en) | A group's mould for improving cast iron pipe fitting lost foam casting yield | |
| CN209224372U (en) | A kind of grafting Split type precision plastic mould for wood-plastic co-extrusion door and window | |
| CN217802298U (en) | Mould of notes congeal shaping fused quartz ceramic awl |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |