CN210676858U - Tectorial membrane sand heating device - Google Patents
Tectorial membrane sand heating device Download PDFInfo
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- CN210676858U CN210676858U CN201921871410.8U CN201921871410U CN210676858U CN 210676858 U CN210676858 U CN 210676858U CN 201921871410 U CN201921871410 U CN 201921871410U CN 210676858 U CN210676858 U CN 210676858U
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- wall
- sand
- upper cover
- base
- connecting sleeve
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Abstract
The utility model discloses a precoated sand heating device, which comprises a control switch and an upper cover, wherein the control switch is arranged at the front end of the upper cover, a base is arranged at the lower side of the upper cover, downwardly extending connecting columns are arranged on the outer wall of the four corners of the lower end of the upper cover, the upper cover is fixedly connected with the base through the connecting columns, supporting legs are arranged at the four corners of the lower end of the base, a fixed plate is arranged on the outer wall of the upper end of the base on the right side of the fixed plate, a sand shooting cavity is arranged on the outer wall of the upper end of the base on the right side of the fixed plate, a telescopic containing device is additionally arranged on the sand shooting cavity of the heating device, the stretching length of the stretching drawer can be freely selected according to the size of a used mold, precoated sand sprayed outside the mold by the sand shooting cavity can fall into the stretching drawer for, the convenient dismantlement to storage device at any time can not influence heating device's normal use completely.
Description
Technical Field
The utility model belongs to the technical field of the tectorial membrane sand is relevant, concretely relates to tectorial membrane sand heating device.
Background
The method comprises the following steps of coating sand (coated sand), wherein a layer of solid resin film is coated on the surface of sand grains before molding, namely molding sand or core sand, coating the surface of the sand grains by a cold method and a hot method, dissolving resin by using ethanol in the cold method, adding urotropine in the sand mixing process to coat the surface of the sand grains with the urotropine, volatilizing the ethanol to obtain coated sand, preheating the sand to a certain temperature by the hot method, adding the resin to melt the resin, stirring the resin to coat the surface of the sand grains, adding urotropine aqueous solution and a lubricant, cooling, crushing and screening to obtain the coated sand which is used for steel castings and iron castings.
The prior precoated sand heating device has the following problems: heating device is when sending the precoated sand to the inside thermoforming of mould through the sand shooting chamber at both ends, has a small part precoated sand to be shot the sand chamber and is shot elsewhere, has just so caused the waste to the precoated sand raw materials, though only a small part is shot outside, but long-time use also can accumulate a lot of partly.
Disclosure of Invention
An object of the utility model is to provide a tectorial membrane sand heating device to the heating device who provides in solving above-mentioned background art will tectorial membrane sand has some to spill the outside problem that causes the extravagant tectorial membrane sand raw materials of appointed mould when penetrating the sand chamber and jet out.
In order to achieve the above object, the utility model provides a following technical scheme: a precoated sand heating device comprises a control switch and an upper cover, wherein the control switch is installed at the front end of the upper cover, a base is arranged on the lower side of the upper cover, a connecting column extending downwards is arranged on the outer wall of the four corners of the lower end of the upper cover, the upper cover is fixedly connected with the base through the connecting column, supporting legs are arranged at the four corners of the lower end of the base, a fixing plate is arranged on the outer wall of the upper end of the base on the right side of the fixing plate, a sand shooting cavity is arranged on the outer wall of the upper end of the base on the right side of the fixing plate, a telescopic containing device is arranged at the left end of the sand shooting cavity close to the outer wall of the lower side, a connecting shaft extending upwards is arranged on the outer wall of the four corners of the upper end of the fixing plate, the upper end of the connecting shaft is arranged inside the upper cover, a hydraulic plate, the telescopic storage device is provided with a connecting sleeve, the connecting sleeve is fixedly connected with a sand shooting cavity through a fixing block, a stretching drawer is arranged inside the left end of the connecting sleeve, movable grooves are formed in the outer walls of the front end and the rear end of the stretching drawer, fixing screw rods are arranged inside the movable grooves, fixing nuts are arranged at the outer ends of the connecting sleeve, the connecting sleeve is fixedly connected with the fixing screws through the fixing nuts, and the stretching drawer is fixedly connected with the connecting sleeve through the fixing screws.
Preferably, when the stretching drawer is completely retracted into the connecting sleeve, the outer wall of the left end of the stretching drawer is arranged at the right side of the fixing plate and is not in contact with the fixing plate.
Preferably, the outer wall of the lower end of the supporting leg is provided with an anti-skid cushion block, and the anti-skid cushion block is wrapped on the outer wall of the lower end of the supporting leg.
Preferably, the outer wall of the upper end of the fixed plate and the outer wall of the lower end of the hydraulic plate are smooth walls.
Preferably, the sand shooting cavities are provided with two, and the two sand shooting cavities are all provided with telescopic containing devices.
Preferably, a gasket is arranged inside the hydraulic plate close to the four corners, and the hydraulic plate and the connecting shaft are fixedly connected through the gasket.
Compared with the prior art, the utility model provides a tectorial membrane sand heating device possesses following beneficial effect:
the utility model adds the telescopic containing device on the sand shooting cavity of the heating device, and the telescopic stretching drawer on the containing device can freely select the stretching length of the stretching drawer according to the size of the used mould, so that the precoated sand sprayed outside the mould by the sand shooting cavity can fall into the stretching drawer for convenient collection, one end of the containing device is fixed on the sand shooting cavity, the containing device can be conveniently detached at any time, the normal use of the heating device can not be influenced, the length of the stretching drawer with adjustable length can be freely adjusted according to the size of the mould, when the mould with different sizes is processed, the problem of poor collecting effect of the space between the stretching drawer and the mould can not occur, the stretching drawer and the connecting sleeve are fixedly connected through the nut, the connection is very firm, and the problem that the stretching drawer is not jointed with the mould due to the vibration generated when the heating device works can not occur, whole scalable storage device convenient to use, the installation is adjusted simply, and the collection effect is relatively good, has improved the utilization ratio to the raw materials among the heating process for tectorial membrane sand heating device's use becomes more humanized.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:
fig. 1 is a schematic view of a three-dimensional structure of a precoated sand heating device provided by the present invention;
fig. 2 is a schematic view of a front structure of a precoated sand heating device provided by the present invention;
fig. 3 is a schematic structural view of the retractable storage device of the present invention;
fig. 4 is a schematic view of a sectional structure of the retractable storage device according to the present invention;
in the figure: 1. a control switch; 2. an upper cover; 3. connecting columns; 4. a sand shooting cavity; 5. a base; 6. a support leg; 7. a fixing plate; 8. a connecting shaft; 9. a hydraulic plate; 10. a hydraulic lever; 11. a retractable storage device; 12. connecting sleeves; 13. fixing a nut; 14. fixing the screw rod; 15. stretching the drawer; 16. a fixed block; 17. a movable groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a precoated sand heating device comprises a control switch 1 and an upper cover 2, wherein the control switch 1 is installed at the front end of the upper cover 2, a base 5 is arranged on the lower side of the upper cover 2, a connecting column 3 extending downwards is arranged on the outer wall of the four corners of the lower end of the upper cover 2, the upper cover 2 is fixedly connected with the base 5 through the connecting column 3, supporting legs 6 are arranged on the four corners of the lower end of the base 5, anti-skid cushion blocks are arranged on the outer wall of the lower end of the supporting legs 6 and wrap the outer wall of the lower end of the supporting legs 6, the friction force between the supporting legs 6 and the ground is further increased through the anti-skid cushion blocks, the phenomenon that the supporting legs 6 contact with the ground to generate harsh sound when the device is moved is also prevented, a fixing plate 7 is arranged on the outer wall of the upper end of the base 5 on the right side of the fixing plate 7, a sand shooting cavity 4 is arranged on, the two shooting cavities 4 are respectively provided with a telescopic containing device 11, the left end and the right end of the fixing plate 7 are filled with precoated sand by the working of the shooting cavities 4, the working efficiency is higher, the outer wall of the four corners of the upper end of the fixing plate 7 is provided with a connecting shaft 8 extending upwards, the upper end of the connecting shaft 8 is arranged in the upper cover 2, the outer part of the connecting shaft 8 close to the upper side is sleeved with a hydraulic plate 9, the inner part of the hydraulic plate 9 close to the four corners is provided with a gasket, the hydraulic plate 9 and the connecting shaft 8 are fixedly connected through the gasket, the abrasion between the hydraulic plate 9 and the connecting shaft 8 during the up-and-down movement can be effectively reduced through the contact of the gasket, the service life is prolonged, the outer wall of the upper end of the fixing plate 7 and the outer wall of the lower end of the hydraulic plate 9 are smooth walls, the smooth walls prevent a core box or a mould from being, the outer wall of the upper end of the hydraulic plate 9 is provided with a hydraulic rod 10, the hydraulic plate 9 is fixedly connected with the upper cover 2 through the hydraulic rod 10, the telescopic containing device 11 is provided with a connecting sleeve 12, the connecting sleeve 12 is fixedly connected with the sand shooting cavity 4 through a fixing block 16, a stretching drawer 15 is arranged inside the left end of the connecting sleeve 12, when the stretching drawer 15 is completely contained in the connecting sleeve 12, the outer wall of the left end of the stretching drawer 15 is arranged on the right side of the fixing plate 7 and is not contacted with the fixing plate 7, the stretching drawer 15 is prevented from influencing the normal use of the hydraulic plate 9, the stretching drawer 15 can be used when some ultra-large molds are used by heating, the outer walls of the front end and the rear end of the stretching drawer 15 are provided with movable grooves 17, the inside of the movable grooves 17 is provided with a fixing screw 14, the outer end of the connecting sleeve 12 is provided, the stretching drawer 15 is fixedly connected with the connecting sleeve 12 through a fixed screw 14.
The utility model discloses a theory of operation and use flow: after the utility model is installed, the operating principle of the novel precoated sand heating device is that a core sand mixture which takes liquid or solid thermosetting resin as a binder is injected into a heated core box, the sand core is preheated in the core box and quickly hardened to a certain thickness (about 5-10 mm) to be taken out, so as to form a high-quality sand core finished product with smooth surface and accurate size, the working process of the hot core box core shooting machine is completed with sand filling and compaction at the same time and is immediately hardened in the hot core box, only ten seconds to dozens of seconds are needed for one cycle period, so that the sand core for casting can be produced, when in use, the core box for fixing the shape is placed at the upper end of a fixed plate 7, a stretching drawer 15 is stretched to the place which is attached to the outer wall of the core box, a precoated sand cavity 4 works to spray the inner precoated sand into the core box, then the hydraulic plate 9 is pressed downwards to fix and shape the precoated sand in the core box by controlling a control switch 1 to heat the, after the work is finished, the connecting sleeve 12 is taken down from the sand shooting cavity 4, and then the precoated sand raw materials inside the connecting sleeve are collected.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a tectorial membrane sand heating device, includes control switch (1) and upper cover (2) its characterized in that: the front end of the upper cover (2) is provided with a control switch (1), the lower side of the upper cover (2) is provided with a base (5), the outer wall of the four corners of the lower end of the upper cover (2) is provided with a connecting column (3) extending downwards, the upper cover (2) is fixedly connected with the base (5) through the connecting column (3), the four corners of the lower end of the base (5) are provided with supporting legs (6), the outer wall of the upper end of the base (5) is provided with a fixing plate (7), the outer wall of the upper end of the base (5) on the right side of the fixing plate (7) is provided with a sand shooting cavity (4), the left end of the sand shooting cavity (4) is close to the outer wall of the lower side and is provided with a telescopic containing device (11), the outer wall of the four corners of the upper end of the fixing plate (7) is provided with a connecting shaft, a hydraulic plate (9) is sleeved outside the connecting shaft (8) close to the upper side, a hydraulic rod (10) is arranged on the outer wall of the upper end of the hydraulic plate (9), the hydraulic plate (9) is fixedly connected with the upper cover (2) through a hydraulic rod (10), a connecting sleeve (12) is arranged on the telescopic containing device (11), the connecting sleeve (12) is fixedly connected with the sand shooting cavity (4) through a fixed block (16), a stretching drawer (15) is arranged inside the left end of the connecting sleeve (12), movable grooves (17) are arranged on the outer walls of the front end and the rear end of the stretching drawer (15), a fixed screw (14) is arranged in the movable groove (17), a fixed nut (13) is arranged at the outer end of the connecting sleeve (12), the connecting sleeve (12) is fixedly connected with a fixed screw (14) through a fixed nut (13), the stretching drawer (15) is fixedly connected with the connecting sleeve (12) through a fixed screw (14).
2. The precoated sand heating apparatus according to claim 1, characterized in that: when the stretching drawer (15) is completely retracted into the connecting sleeve (12), the outer wall of the left end of the stretching drawer (15) is arranged on the right side of the fixing plate (7) and is not in contact with the fixing plate (7).
3. The precoated sand heating apparatus according to claim 1, characterized in that: and the outer wall of the lower end of the supporting leg (6) is provided with an anti-skid cushion block, and the anti-skid cushion block is wrapped on the outer wall of the lower end of the supporting leg (6).
4. The precoated sand heating apparatus according to claim 1, characterized in that: the outer wall of the upper end of the fixed plate (7) and the outer wall of the lower end of the hydraulic plate (9) are smooth walls.
5. The precoated sand heating apparatus according to claim 1, characterized in that: the sand shooting cavity (4) is provided with two, and the two sand shooting cavities (4) are all provided with telescopic containing devices (11).
6. The precoated sand heating apparatus according to claim 1, characterized in that: gaskets are arranged inside the positions, close to the four corners, of the hydraulic plates (9), and the hydraulic plates (9) are fixedly connected with the connecting shaft (8) through the gaskets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921871410.8U CN210676858U (en) | 2019-11-01 | 2019-11-01 | Tectorial membrane sand heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921871410.8U CN210676858U (en) | 2019-11-01 | 2019-11-01 | Tectorial membrane sand heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210676858U true CN210676858U (en) | 2020-06-05 |
Family
ID=70901796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921871410.8U Expired - Fee Related CN210676858U (en) | 2019-11-01 | 2019-11-01 | Tectorial membrane sand heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210676858U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113618027A (en) * | 2021-08-10 | 2021-11-09 | 江西樟树市福铃内燃机配件有限公司 | Car tectorial membrane sand core shooting machine |
| CN113664152A (en) * | 2021-07-15 | 2021-11-19 | 温岭市新动力机械有限公司 | Precoated sand forming equipment |
-
2019
- 2019-11-01 CN CN201921871410.8U patent/CN210676858U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113664152A (en) * | 2021-07-15 | 2021-11-19 | 温岭市新动力机械有限公司 | Precoated sand forming equipment |
| CN113618027A (en) * | 2021-08-10 | 2021-11-09 | 江西樟树市福铃内燃机配件有限公司 | Car tectorial membrane sand core shooting machine |
| CN113618027B (en) * | 2021-08-10 | 2022-12-13 | 江西樟树市福铃内燃机配件有限公司 | Car tectorial membrane sand core shooting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200605 Termination date: 20211101 |