CN203565776U - Large-scale precoated sand mixing machine - Google Patents
Large-scale precoated sand mixing machine Download PDFInfo
- Publication number
- CN203565776U CN203565776U CN201320730548.2U CN201320730548U CN203565776U CN 203565776 U CN203565776 U CN 203565776U CN 201320730548 U CN201320730548 U CN 201320730548U CN 203565776 U CN203565776 U CN 203565776U
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Abstract
The utility model provides a large-scale precoated sand mixing machine. The large-scale precoated sand mixing machine has the advantages of reasonable structure, large sand mixing quantity, low energy consumption, convenience in maintenance, high sand mixing efficiency and good quality. The large-scale precoated sand mixing machine comprises a stander, wherein a base is arranged on the stander, a sand mixing cylinder is mounted at the base, a sand mixing mechanism is arranged in the sand mixing cylinder and is connected with a speed reducer mounted at the lower part of the stander, the speed reducer is connected with a motor mounted on one side of the stander, an air inlet is formed in the base and is connected with a fan mounted on a fan frame by virtue of a flexible pipe, a sand feeding hole and a sand discharging hole are formed in the sand mixing cylinder, a top cover is mounted at the upper end of the sand mixing cylinder, and a resin inlet, a curing agent inlet and an air outlet are respectively formed in the top cover.
Description
Technical field
The utility model relates to precoated sand production equipment technical field, is specially large-scale coated sand mixer.
Background technology
Precoated sand, sand grain surface is covered with molding sand or the core of one deck hard resin film before moulding, and it is roughing sand that precoated sand mainly adopts the selected natural siliceous sand of high-quality, and adds novolac resin, and curing agent, lubricant, reinforcing agent etc. are raw material.Precoated sand moulding is used in the intricate casting that dimension precision requirement is higher, one of optimum shaping materials such as automobile, tractor, hydraulic part, along with the development of domestic and international machinery industry especially automobile industry, more and more higher to casting quality requirement, the application that mould covers sand is more and more extensive.
Puddle mixer is a kind of visual plant during precoated sand is produced, and by resin sand is added to resinoid bond and curing agent, mixes fully, and guarantee casting mold quality, produces satisfactory foundry goods.Existing precoated sand adopts both arms puddle mixer more, but such puddle mixer body is less, and complex structure, and mulling amount is less, and energy consumption is large, does not have advantage while carrying out large-scale production, simultaneously because its mechanism's complex maintenance inconvenience.
Utility model content
For the problems referred to above, the utility model provides large-scale coated sand mixer, and it is rational in infrastructure, and mulling amount is large, and energy consumption is low, easy to maintenance, and mulling efficiency is high, quality good.
Its technical scheme is such: it is characterized in that: comprise frame, in described frame, be provided with base, described floor installation has sand mixing thick tube, in described sand mixing thick tube, be provided with sand mixing gear, described sand mixing gear is connected with the decelerator that is arranged on described frame lower, described decelerator is connected with the motor that is arranged on described frame one side, on described base, be provided with air inlet, described air inlet place is connected with the blower fan being arranged on blower rack by flexible pipe, on described sand mixing thick tube, be provided with and add sand mouth and sand export, described sand mixing thick tube upper end is provided with top cover, on described top cover, be respectively arranged with resin inlet, curing agent import, air outlet.
It is further characterized in that: described sand mixing thick tube comprises cylindrical shell and chassis, cylindrical shell is arranged on chassis, described sand mixing gear comprises main shaft, described main shaft is arranged on described base by bearing and bearing block, described main shaft passes the installing hole on described chassis and in the upper end of described main shaft, rotating disk is installed, and is respectively arranged with agitating device and scraping plate mechanism on described rotating disk;
Described scraping plate mechanism comprises outer scraper plate and inside strake, described outer scraper plate is arranged on the edge of described rotating disk by scraping panel seat, described inside strake is arranged on the outside of the installing hole on described chassis by connecting plate, the downside of described outer scraper plate and described inside strake is welded with Talide sheet;
Described agitating device comprises the escapement and the stirring rod that are arranged on described rotating disk, described escapement and described stirring rod are respectively arranged with two, described rotating disk is provided with rotating shaft on edge, the described rotating shaft that is coupling of described escapement, the upper end of described escapement is provided with over cap, described stirring rod comprises the perpendicular rod being arranged on described rotating disk, on described perpendicular rod, has been bolted fluffing of moulding sand rod, and described fluffing of moulding sand rod is arranged in a crossed manner;
The sidewall of the bottom of described cylindrical shell is provided with water jacket, and described chassis comprises Inner shell and shell, between described Inner shell and described shell, is provided with water trapping layer;
The upper end of described cylindrical shell is provided with observation window, on described observation window, by hinge, window is installed, described window is locked by knocker, is respectively equipped with water inlet and delivery port on described water jacket, described water inlet arranges described water jacket lower end, and described delivery port is arranged on described water jacket upper end;
Between described shell and described Inner shell, be provided with reinforcement gusset, described reinforcement gusset forms intake tunnel;
Described resin inlet is provided with resin bucket gate, and described curing agent import comprises feed hopper, and described feed hopper lower end is connected with the elongated tubular that extends into described top cover, and the tail end of described elongated tubular is provided with bending tube;
Described air outlet is provided with volume adjusting apparatus, described volume adjusting apparatus comprises the rotating shaft being arranged in described air outlet, in air outlet, in described rotating shaft, be fixedly connected with valve plate, one end that described air outlet is stretched out in rotating shaft is provided with adjustable plate successively, control lever, described adjustable plate is sleeved in described rotating shaft, described adjustable plate is fixedly connected with the outer wall of air outlet, one end of control lever is fixedly connected with described rotating shaft, the other end of control lever is provided with through hole, described adjustable plate is provided with the adjusting hole of some correspondences, bolt is through described through hole and adjusting hole setting described in any one,
Described motor is fixed on described frame one side by electric machine support, between described frame and described electric machine support, is provided with reinforcing swash plate.
The beneficial effects of the utility model are: the dischargeable capacity of sand mixing thick tube is large, once reinforced many, production efficiency is high, the sand mixing gear of puddle mixer is advanced in performance, rational in infrastructure, good mixing effect, fairly simple, easy to maintenance, the inertia of sand mixing gear is little, and power savings is obvious, and energy consumption is low.
Accompanying drawing explanation
Fig. 1 is that master of the present utility model looks cross-sectional schematic;
Fig. 2 is that the master of sand mixing gear of the present utility model looks cross-sectional schematic;
Fig. 3 is the schematic top plan view of sand mixing gear of the present utility model;
Fig. 4 is that the master of cylindrical shell of the present utility model looks schematic diagram;
Fig. 5 is the schematic top plan view of cylindrical shell of the present utility model;
Fig. 6 is that the master on chassis of the present utility model looks cross-sectional schematic;
Fig. 7 is the schematic top plan view on chassis of the present utility model;
Fig. 8 is that the master of bottom of the present utility model looks schematic diagram;
Fig. 9 is schematic side view of the present utility model;
Figure 10 is schematic top plan view of the present utility model;
Figure 11 is the schematic diagram of air outlet of the present utility model;
Figure 12 is that the K of Figure 10 is to enlarged diagram.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
See Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12, the utility model comprises frame 1, in frame 1, be provided with base 2, base 2 is provided with sand mixing thick tube 3, in sand mixing thick tube 3, be provided with sand mixing gear, sand mixing gear is connected with the decelerator 4 that is arranged on frame 1 bottom, decelerator 4 is connected with the motor 5 that is arranged on frame 1 one sides, on base 2, be provided with air inlet 6, air inlet 6 places are connected with the blower fan 9 being arranged on blower rack 8 by flexible pipe 7, on described sand mixing thick tube 3, be provided with and add sand mouth 10 and sand export 11, sand mixing thick tube 3 upper ends are provided with top cover 12, on top cover 12, be respectively arranged with resin inlet 13, curing agent import 14, air outlet 15,
Sand mixing thick tube 3 comprises cylindrical shell 16 and chassis 17, cylindrical shell 16 is arranged on chassis 17, sand mixing gear comprises main shaft 18, main shaft 18 is arranged on base 2 by bearing 19 and bearing block 20, main shaft 18 passes the installing hole 20 on chassis 17 and in the upper end of main shaft 18, rotating disk 21 is installed, and is respectively arranged with agitating device and scraping plate mechanism on rotating disk 21;
Scraping plate mechanism comprises outer scraper plate 22 and inside strake 23, outer scraper plate 22 is arranged on the edge of rotating disk 21 by scraping panel seat 24, inside strake 23 is arranged on the outside of the installing hole 20 on chassis 17 by connecting plate 25, the downside of outer scraper plate 22 and inside strake 23 is welded with Talide sheet;
Agitating device comprises the escapement 26 and the stirring rod 27 that are arranged on rotating disk 21, escapement 26 and stirring rod 27 are respectively arranged with two, rotating disk is provided with rotating shaft 28 on 17 edges, escapement 26 rotating shaft 28 that is coupling, the upper end of escapement 26 is provided with over cap 29, stirring rod 27 comprises and is arranged on perpendicular excellent 30 on rotating disk 21, on perpendicular rod 30, by bolt 31, is fixed with fluffing of moulding sand rod 32, and fluffing of moulding sand rod 32 is arranged in a crossed manner;
The sidewall of the bottom of cylindrical shell 16 is provided with water jacket 33, and described chassis 17 comprises Inner shell 18 and shell 19, between Inner shell 41 and shell 42, is provided with water trapping layer 34;
The upper end of cylindrical shell 16 is provided with observation window 35, on observation window 35, by hinge 36, window 37 is installed, window 37 is locked by knocker 38, is respectively equipped with water inlet 39 and delivery port 40 on water jacket 33, water inlet 39 arranges water jacket 33 lower ends, and delivery port 40 is arranged on water jacket 33 upper ends;
Between Inner shell 41 and shell 42, be provided with and strengthen gusset 43, strengthen gusset 43 and form intake tunnel;
Motor 5 is fixed on frame 1 one sides by electric machine support 54, is provided with and reinforces swash plate 55 between frame 1 and electric machine support 54.
Sand mixing gear comprises agitating device and scraping plate mechanism, simple in structure, from heavy and light, is convenient to install, and the inertia of sand mixing gear is little, and power savings is obvious, and equipment energy consumption is low.These consumable accessorys are easily dismantled, and in machine, service clearance is large, and therefore cleaning maintenance is all very convenient, scraping plate mechanism and agitating device are embedded in layer of sand works, and the layer of sand height on chassis 17 can increase, and the feeding quantity of puddle mixer is large, puddle mixer stable working, noise is low, can under load, start.
Rotating disk 21 rotates scraping plate mechanism acquisition rotary power is moved in a circle, the relative chassis 17 of outer scraper plate 22 tilts at an angle, when rotating disk 21 rotates, outer scraper plate 21 is rooted out the precoated sand adhering on mixed chassis 17 and sidewall, 23 of inside strakes are rooted out the precoated sand of inner side, chassis, scraping plate mechanism promotes sand at the interior formation circulation movement of cylindrical shell 16, fluffing of moulding sand rod 32 rotates the fluffing of moulding sand with rotating disk 21, simultaneously to sand, moulding sand binder and auxiliary material mix, escapement 26 around the shaft 28 rotations can be thrown the sand of rotating disk 21 inner sides to rotating disk 21 edges, the sand at rotating disk 21 edges also moves to inner side simultaneously, make sand constantly replace and carry out full and uniform mixing, utilize the agitating device of High Rotation Speed to impact sand, shear, rubbing, molding sand quality is good, laxity is good, agitating device imposes impulsive force to molding sand, coordinate molding sand is imposed to shearing force with scraping plate mechanism again, make to occur to impact and fierce friction between sand, stir, good mixing effect.
On cylindrical shell 16, chassis 17, design respectively water-cooled layer, injecting cooling water makes cooling water fully absorb and take away the heat of sand, adopt air-cooled method simultaneously, air inlet 6 is set on chassis 2, air inlet 6 is connected with blower fan 9, blower fan 9 is blown into endlessly the installing hole of cold wind from chassis 2 and enters that cylindrical shell 16 is interior to carry out cooling to sand, hot blast is discharged from the air outlet 15 of the top cover of the top, meet thermodynamic principles, adopt air-cooled and two kinds of types of cooling of water-cooled carry out heat exchange carry out cooling, good cooling results.
By the position of lever for adjusting oil 51, make the through hole 52 of control lever 51 corresponding from different adjusting holes 53, insert again the fixing angle of inclination that can adjust the valve plate 49 in air port 15 of bolt 54, thereby the air port size of air outlet 15, and then regulate the cooling air quantity through air outlet 15, and make its air-distribution in less region even, between cold wind and sand material, carry out fully heat exchange, the air quantity of using of accurately controlling cooled region, improves cooling effect.
Design multiple charging apertures in order to add different materials, on resin inlet 13, be provided with resin bucket gate 44, when when not putting sand, resin inlet 13 can prevent puddle mixer mulling, inner dust from flying is to environment, curing agent import 14 is arranged on the elongated tubular of feed hopper 45 lower ends and guarantees that curing agent solution slowly adds uniformly, fully mix with sand and resin, the bending tube 47 of elongated tubular afterbody 46 can prevent air-flow drive in the wrong direction from charging aperture, scurry out.
Claims (10)
1. large-scale coated sand mixer, it is characterized in that: comprise frame, in described frame, be provided with base, described floor installation has sand mixing thick tube, in described sand mixing thick tube, be provided with sand mixing gear, described sand mixing gear is connected with the decelerator that is arranged on described frame lower, described decelerator is connected with the motor that is arranged on described frame one side, on described base, be provided with air inlet, described air inlet place is connected with the blower fan being arranged on blower rack by flexible pipe, on described sand mixing thick tube, be provided with and add sand mouth and sand export, described sand mixing thick tube upper end is provided with top cover, on described top cover, be respectively arranged with resin inlet, curing agent import, air outlet.
2. large-scale coated sand mixer according to claim 1, it is characterized in that: described sand mixing thick tube comprises cylindrical shell and chassis, cylindrical shell is arranged on chassis, described sand mixing gear comprises main shaft, described main shaft is arranged on described base by bearing and bearing block, described main shaft passes the installing hole on described chassis and in the upper end of described main shaft, rotating disk is installed, and is respectively arranged with agitating device and scraping plate mechanism on described rotating disk.
3. large-scale coated sand mixer according to claim 2, it is characterized in that: described scraping plate mechanism comprises outer scraper plate and inside strake, described outer scraper plate is arranged on the edge of described rotating disk by scraping panel seat, described inside strake is arranged on the outside of the installing hole on described chassis by connecting plate, the downside of described outer scraper plate and described inside strake is welded with Talide sheet.
4. large-scale coated sand mixer according to claim 2; it is characterized in that: described agitating device comprises the escapement and the stirring rod that are arranged on described rotating disk; described escapement and described stirring rod are respectively arranged with two; described rotating disk is provided with rotating shaft on edge; the described rotating shaft that is coupling of described escapement, the upper end of described escapement is provided with over cap, and described stirring rod comprises the perpendicular rod being arranged on described rotating disk; on described perpendicular rod, be bolted fluffing of moulding sand rod, described fluffing of moulding sand rod is arranged in a crossed manner.
5. large-scale coated sand mixer according to claim 2, is characterized in that: the sidewall of the bottom of described cylindrical shell is provided with water jacket, described chassis comprises Inner shell and shell, between described Inner shell and described shell, is provided with water trapping layer.
6. large-scale coated sand mixer according to claim 2, it is characterized in that: the upper end of described cylindrical shell is provided with observation window, on described observation window, by hinge, window is installed, described window is locked by knocker, on described water jacket, be respectively equipped with water inlet and delivery port, described water inlet arranges described water jacket lower end, and described delivery port is arranged on described water jacket upper end.
7. large-scale coated sand mixer according to claim 5, is characterized in that: between described shell and described Inner shell, be provided with reinforcement gusset, described reinforcement gusset forms intake tunnel.
8. large-scale coated sand mixer according to claim 1, it is characterized in that: described resin inlet is provided with resin bucket gate, described curing agent import comprises feed hopper, and described feed hopper lower end is connected with the elongated tubular that extends into described top cover, and the tail end of described elongated tubular is provided with bending tube.
9. large-scale coated sand mixer according to claim 1, it is characterized in that: described air outlet is provided with volume adjusting apparatus, described volume adjusting apparatus comprises the rotating shaft being arranged in described air outlet, in air outlet, in described rotating shaft, be fixedly connected with valve plate, one end that described air outlet is stretched out in rotating shaft is provided with adjustable plate successively, control lever, described adjustable plate is sleeved in described rotating shaft, described adjustable plate is fixedly connected with the outer wall of air outlet, one end of control lever is fixedly connected with described rotating shaft, the other end of control lever is provided with through hole, described adjustable plate is provided with the adjusting hole of some correspondences, bolt is through described through hole and adjusting hole setting described in any one.
10. large-scale coated sand mixer according to claim 1, is characterized in that: described motor is fixed on described frame one side by electric machine support, between described frame and described electric machine support, is provided with reinforcing swash plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320730548.2U CN203565776U (en) | 2013-11-19 | 2013-11-19 | Large-scale precoated sand mixing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320730548.2U CN203565776U (en) | 2013-11-19 | 2013-11-19 | Large-scale precoated sand mixing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203565776U true CN203565776U (en) | 2014-04-30 |
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ID=50533535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320730548.2U Expired - Fee Related CN203565776U (en) | 2013-11-19 | 2013-11-19 | Large-scale precoated sand mixing machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN203565776U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105382179A (en) * | 2015-12-03 | 2016-03-09 | 重庆柳开机械铸造有限公司 | Sand mixer with premixing function and cooling function |
| CN105414474A (en) * | 2015-12-03 | 2016-03-23 | 重庆柳开机械铸造有限公司 | Sand mixer with rapid discharging and cooling functions |
| CN107999693A (en) * | 2017-12-12 | 2018-05-08 | 北京航星机器制造有限公司 | A kind of self-hardening resin sand mixer and its mulling method |
| CN108188344A (en) * | 2018-01-30 | 2018-06-22 | 宁夏共享模具有限公司 | A kind of integrated sand supply system of 3D printer |
| CN109262769A (en) * | 2018-10-19 | 2019-01-25 | 临泉县福隆木制品有限公司 | A kind of mobile clast cleaning device of timber processing site |
| CN113305271A (en) * | 2021-05-11 | 2021-08-27 | 毛飞飞 | Novel sand casting equipment and casting method thereof |
| WO2024077968A1 (en) * | 2022-10-14 | 2024-04-18 | 苏州明志科技股份有限公司 | Sand mixer and core making apparatus |
-
2013
- 2013-11-19 CN CN201320730548.2U patent/CN203565776U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105382179A (en) * | 2015-12-03 | 2016-03-09 | 重庆柳开机械铸造有限公司 | Sand mixer with premixing function and cooling function |
| CN105414474A (en) * | 2015-12-03 | 2016-03-23 | 重庆柳开机械铸造有限公司 | Sand mixer with rapid discharging and cooling functions |
| CN107999693A (en) * | 2017-12-12 | 2018-05-08 | 北京航星机器制造有限公司 | A kind of self-hardening resin sand mixer and its mulling method |
| CN108188344A (en) * | 2018-01-30 | 2018-06-22 | 宁夏共享模具有限公司 | A kind of integrated sand supply system of 3D printer |
| CN109262769A (en) * | 2018-10-19 | 2019-01-25 | 临泉县福隆木制品有限公司 | A kind of mobile clast cleaning device of timber processing site |
| CN113305271A (en) * | 2021-05-11 | 2021-08-27 | 毛飞飞 | Novel sand casting equipment and casting method thereof |
| CN113305271B (en) * | 2021-05-11 | 2023-11-03 | 平江县长青机械铸造有限公司 | Novel sand casting equipment and casting method thereof |
| WO2024077968A1 (en) * | 2022-10-14 | 2024-04-18 | 苏州明志科技股份有限公司 | Sand mixer and core making apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 Termination date: 20141119 |
|
| EXPY | Termination of patent right or utility model |