CN207127197U - Precoated sand recycling line - Google Patents
Precoated sand recycling line Download PDFInfo
- Publication number
- CN207127197U CN207127197U CN201720820675.XU CN201720820675U CN207127197U CN 207127197 U CN207127197 U CN 207127197U CN 201720820675 U CN201720820675 U CN 201720820675U CN 207127197 U CN207127197 U CN 207127197U
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- cylinder portion
- sandbox
- precoated sand
- upper strata
- recycling line
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Abstract
The utility model discloses a kind of precoated sand recycling line, it is related to precoated sand regeneration equipment manufacturing technology field, including the finished bin that disintegrating machine connects with by elevator, there is a puddle mixer, puddle mixer is connected by material distributing valve with disintegrating machine, and disintegrating machine is connected with the front portion of cooling conveying device；The afterbody of cooling conveying device goes out sand hopper provided with what is be connected with elevator；Puddle mixer includes the cylinder being located in frame, and cylinder is divided into cylinder portion and lower cylinder portion, in lower cylinder portion built with the rotating disk driven by motor, multiple scraper plate groups are provided with rotating disk；Side wall outside lower cylinder portion is provided with the first water jacket, and the second water jacket is provided with lower cylinder portion bottom；Inwall of the upper cylinder portion at nearly lower cylinder portion is provided with polylith and fixes scraper plate.Than prior art, the utility model can solve it is existing precoated sand produced by coating technique using roughing sand cause production cost high, and the problem of discarded old sand pollutes environment.
Description
Technical field
It the utility model is related to precoated sand regeneration equipment manufacturing technology field, especially a kind of life for precoated sand regeneration
Producing line.
Background technology
The production process of precoated sand is to add latent curing agent and lubricant to be covered by certain thermoplastic phenolic resin
Membrane process is configured to precoated sand with roughing sand, in use, precoated sand to be gone out to the part cast with needs using corresponding Mold Making
Shape and size identical arenaceous shell and core, molten iron is then poured into arenaceous shell, form the blank for the workpiece for needing to cast；Work as casting
After the completion of making process, the old sand of arenaceous shell and core after workpiece blank taking-up is just into the discarded object of pollution environment.At present have by
Regenerated after the processing such as these old sand discarded objects are by crushing, sieving, magnetic separation through overheat method and burn sand, if using burn sand replace it is former
Sand, then the cost of production precoated sand is substantially reduced, pollution of the old sand to environment is reduced to minimum.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of precoated sand recycling line, to solve existing use
The problem of roughing sand produces precoated sand by coating technique and causes production cost high, and discarded old sand pollutes environment.
Technical scheme is used by the utility model solves technical problem：This precoated sand recycling line includes broken
The finished bin that machine connects with by elevator, there is a puddle mixer, and the puddle mixer is connected by material distributing valve with the disintegrating machine
Connect, the disintegrating machine is connected with the front portion of cooling conveying device；The afterbody of the cooling conveying device is provided with and the lifting
Machine connection goes out sand hopper；
The puddle mixer includes the cylinder being located in frame, and the cylinder is divided into cylinder portion and lower cylinder portion, in the lower cylinder
Portion is provided with multiple scraper plate groups built with the rotating disk driven by motor on the rotating disk；Side wall outside the lower cylinder portion is set
There is the first water jacket, the second water jacket is provided with the lower cylinder portion bottom；The upper cylinder portion is set on the inwall closely at the lower cylinder portion
There is polylith to fix scraper plate.
In above-mentioned precoated sand recycling line technical scheme, more specifically technical scheme can also be：The scraper plate group bag
The montant being located on the rotating disk is included, more cross bars are provided with the montant.
Further：By bearing block on the output shaft of decelerator, the input shaft of the decelerator leads to the rotating disk
The output shaft that belt transmission is crossed with the motor is connected；Up-small and down-big cone cap, the cone cap are provided with the rotating disk
It is located at the top of the bearing block.
Further：It is respectively equipped with the upper cylinder portion into sand hopper, charge door and suction opeing, the suction opeing and passes through air draft
Pipe is connected with air exhauster.
Further：The cooling conveying device includes vibratory sieve and the case provided with vibration damping pin with vibratory sieve adjoining
Body, the casing are divided into upper strata sandbox and lower floor's fully sheathed case by dividing plate, lower floor's fully sheathed case by multiple blast caps with it is described
Upper strata sandbox connection；The front portion of lower floor's fully sheathed case is connected with blower fan；The upper strata sandbox in the top of the blast cap extremely
A cooling water comb is provided with less；The vibratory sieve includes screen box body, the screen box body by screen cloth be divided into upper sieve net cage and
Lower floor's finished product sandbox, lower floor's finished product sandbox by it is described go out sand hopper be connected with the elevator；The upper strata sandbox is provided with
Stretch into the precoated sand outlet of the upper sieve net cage.
Further：It is low tilting in the casing after height before the dividing plate.
Further：The blast cap includes stretching into the cylinder of the upper strata sandbox and the top cover being located at the top of the cylinder,
The cylinder is communicated with the counterbore of lower floor's fully sheathed case, the counterbore on the cylinder of the upper strata sandbox section at least
Air vent provided with two towards the casing afterbody.
Further：The water inlet of the cooling water comb is located at the afterbody of the upper strata sandbox, the cooling water comb
Delivery port be located at the front portion of the upper strata sandbox.
Further：Dust cover is provided with the upper strata sandbox and the upper sieve net cage, the dust cover passes through wind
Pipe is connected with the air exhauster.
By adopting the above-described technical solution, the utility model has the advantages that compared with prior art：1st, lead to
Cross burning sand that this precoated sand recycling line can be generated after regenerating used that will be discarded and curing agent and lubricant etc. are various adds
It is precoated sand to add agent mixture manufacturing, and not only production cost is low for the precoated sand, and eliminates asking for discarded old sand pollution environment
Topic；2nd, the puddle mixer of this precoated sand recycling line on rotating disk by installing scraper plate group, cone cap and being located under cylinder portion inwall
The fixation scraper plate in portion makes being stirred for sand material more quick, uniform；Meanwhile it is located at two of lower cylinder portion lateral wall and bottom
Two water jackets are cooled down by recirculated water to the sand material and equipment of cylinder, can improve the service life of production efficiency and equipment；
3rd, the cooling conveying device of this precoated sand recycling line can make precoated sand material be conveyed, sieved during cooling, close
The precoated sand of lattice enters finished bin by liter machine, and underproof sand material can be again as the raw material for burning sand；4th, this precoated sand regenerates
Production line is provided with dust prevention, safe and environment-friendly.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 is the structural representation of the puddle mixer of the present embodiment.
Fig. 3 is the sectional view at Fig. 2 A-A.
Fig. 4 is the structural representation of the cooling conveying device of the present embodiment.
Fig. 5 is the partial enlarged drawing at Fig. 4 I.
Fig. 6 is the sectional view at Fig. 5 B-B.
Fig. 7 is Fig. 4 K direction views.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail：
Precoated sand recycling line as shown in Figure 1 includes disintegrating machine 3 and the finished bin 6 connected by elevator 5, has
One puddle mixer 1, puddle mixer 1 are connected by material distributing valve 2 with disintegrating machine 3, and the material distributing valve 2 of the present embodiment is two-way material distributing valve；
Disintegrating machine 3 is connected by discharge bucket 3-1 with the front portion of cooling conveying device 4；The afterbody of cooling conveying device 4 is provided with carrying
Rise the connection of machine 5 goes out sand hopper 4-12；Puddle mixer 1 as shown in Figure 2 includes the rack-mounted cylinder on frame 1-12, and cylinder is divided into
The upper cylinder portion 1-3 and lower cylinder portion 1-6 for linking cylinder portion 1-3 on this；It is respectively equipped with into sand hopper 1-4, adds on upper cylinder portion 1-3
Material mouth 1-2 and suction opeing 1-1, suction opeing 1-1 are connected by exhaust duct with air exhauster 7；In lower cylinder portion 1-6 built with by electricity
The rotating disk 1-9 of motivation driving, rotating disk 1-9 on decelerator 1-11 output shaft 1-14, are slowed down by bearing block 1-15
Device 1-11 is arranged on frame 1-12；Decelerator 1-11 input shaft 1-13 passes through belt transmission and the output shaft of motor
It is connected（Not shown in figure）；Up-small and down-big cone cap 1-21 is provided with rotating disk 1-9, cone cap 1-21 lids are mounted in bearing block
On the rotating disk 1-9 of 1-15 top, cone cap 1-21 can not only be dust-proof, moreover it is possible to carries out auxiliary stirring to sand material in batch mixing；
Rotating disk 1-9 is provided with multiple scraper plate groups, and the present embodiment is equipped with two scraper plate groups in rotating disk 1-9, and two scraper plate groups are to bore cap 1-
21 center is circumferentially distributed on the rotating disk 1-9 outside cone cap 1-21；Scraper plate group is attached separately on rotating disk 1-9 including two
Montant 1-20, the present embodiment is respectively provided with more cross bar 1-19 on every montant 1-20, and these cross bars can choose difference
Length；Scraper plate group is playing main stirring action to batch mixing；Upper cylinder portion 1-3 is in the inwall close to lower cylinder portion 1-6 junctions
Three pieces of fixed scraper plate 1-22 are provided with, three pieces of fixed scraper plate 1-22 are circumferentially distributed on cylinder portion 1-3 inwall, fixed
Scraper plate 1-22 assembles conjunction with scraper plate makes being stirred for sand material more quick, uniform, as shown in Figure 3；Outside lower cylinder portion 1-6
Being welded in side wall has the first water jacket 1-5, has water inlet pipe 1-7 and outlet pipe 1-17 respectively on the first water jacket 1-5；In lower cylinder
Portion 1-6 bottoms, which are welded, the second water jacket 1-10, has water inlet pipe 1-8 and outlet pipe 1-16 respectively in the second water jacket 1-10, and two
The recirculated water that individual water jacket is passed in and out by inlet tube and outlet tube respectively cools down to the sand material and equipment of cylinder, to improve production efficiency
With the service life of equipment；The sand material outlet 1-18 equipped with connection material distributing valve 2 on lower cylinder portion 1-6.
Cooling conveying device 4 as shown in Figure 4 includes vibratory sieve and is provided with multiple vibration damping pin 4-1's with what vibratory sieve abutted
Casing 4-7, vibration damping pin 4-1 have script body, and the script body is welded to connect by shock-absorbing spring and casing 4-7 bottoms；Casing
4-7 is divided into upper strata sandbox 4-9 and lower floor fully sheathed case 4-8 by dividing plate 4-4, low after height before dividing plate 4-4 tilting to be welded on
In casing 4-7；Lower floor fully sheathed case 4-8 is connected by multiple blast cap 4-5 with upper strata sandbox 4-9, and blast cap 4-5 includes stretching into
The upper strata sandbox 4-9 cylinder 4-5-2 and top cover 4-5-1 being welded at the top of cylinder 4-5-2, sets in cylinder 4-5-2
There is connection lower floor fully sheathed case 4-8 counterbore 4-5-3, the counterbore 4-5-3 of the present embodiment is in the cylinder of upper strata sandbox 4-9 sections
Two air vent 4-5-4 towards casing 4-7 afterbodys, two air vent 5-4 difference of the present embodiment are provided with 4-5-2
Angle a with precoated sand direct of travel is 30 degree, and two air vent 4-5-4 are formed with counterbore 4-5-3 connects lower floor's closing
Case 4-8 and upper strata sandbox 4-9 air channel, the precoated sand in the sandbox 4-9 of upper strata can be promoted to spray the work of compressed air in air channel
Advanced with the lower afterbody to upper strata sandbox 4-9, as shown in Figure 5 and Figure 6；Lower floor fully sheathed case 4-8 front portion is equipped with and blower fan 4-
The 2 pipe 4-3 being connected, to allow compressed air into lower floor fully sheathed case 4-8 by blower fan 4-2, then through on blast cap 4-5
Air channel enters upper strata sandbox 4-9；Upper strata sandbox 4-9 of the present embodiment above multiple blast cap 4-5 side wall is welded and has one
Cooling water comb 4-6, as shown in Figure 7；Cooling water comb 4-6 water inlet 4-17 is located at upper strata sandbox 4-9 afterbody, cold
But water comb 4-6 delivery port 4-19 is located at upper strata sandbox 4-9 front portion；Upper strata sandbox 4-9 is welded in layer portion to be stretched into
The screen box body 4-11 of vibratory sieve upper sieve net cage 4-14 precoated sand outlet 4-10.Vibratory sieve includes screen box body 4-11,
Screen box body 4-11 is divided into upper sieve net cage 4-14 and lower floor finished product sandbox 4-16, lower floor's finished product sandbox by screen cloth 4-15
4-16 is connected by going out sand hopper 4-12 with elevator 5, and upper sieve net cage 4-14 is in afterbody equipped with impurity sand outlet 4-13.
Two dust cover 4-18 are respectively equipped with upper strata sandbox 4-9 and upper sieve net cage 4-14, two dust cover 4-18 lead to respectively
Cross airduct to be connected with air exhauster 7, air exhauster 7 is connected by airduct with going out sack cleaner.
During work, by preheating furnace preheat burning sand match from enter sand hopper 1-4 into cylinder lower cylinder portion 1-6,
The various additives such as curing agent and lubricant are added in cylinder from charge door 1-2, the scraper plate group through rotating disk 1-9 and fixed scraper plate
After 1-22 cooperations stir, precoated sand material exports 1-18 from sand material and enters upper strata sandbox 4-9 by material distributing valve 2；Due to upper
It is low after height before layer sandbox 4-9 dividing plate 4-4, and multiple blast cap 4-5 are being which is provided with, it is empty from the compression of blower fan 4-2 blowouts
After gas enters lower floor fully sheathed case 4-8, the compressed air that air channel of the precoated sand material through blast cap 4-5 on dividing plate 4-4 sprays drives
Under seethe rearwardly and upwardly, seethe upthrow precoated sand material pass through cooling water comb 4-6 after fall, cooled down during this
And conveyed to upper strata sandbox 4-9 afterbodys；Precoated sand material enters vibratory sieve from upper strata sandbox 4-9 precoated sand outlet 4-10
Upper sieve net cage 4-14, in upper sieve net cage 4-14, qualified precoated sand is from upper sieve net cage 4-14 through screen cloth 4-15
Drop down onto in lower floor finished product sandbox 4-16, then enter elevator 5 from the lower floor finished product sandbox 4-16 sand hopper 4-12 that goes out, into carrying
The precoated sand for rising machine 5 is sent to the regeneration production that finished bin 6 completes precoated sand.
Claims (9)
1. a kind of precoated sand recycling line, including the finished bin that disintegrating machine connects with by elevator, it is characterised in that：Have one
Individual puddle mixer, the puddle mixer are connected by material distributing valve with the disintegrating machine, before the disintegrating machine and cooling conveying device
Portion is connected；The afterbody of the cooling conveying device is provided with goes out sand hopper with what the elevator was connected；
The puddle mixer includes the cylinder being located in frame, and the cylinder is divided into cylinder portion and lower cylinder portion, in the lower cylinder portion
Equipped with the rotating disk driven by motor, multiple scraper plate groups are provided with the rotating disk；Side wall outside the lower cylinder portion is provided with the
One water jacket, the second water jacket is provided with the lower cylinder portion bottom；Inwall of the upper cylinder portion at the nearly lower cylinder portion is provided with more
Block fixes scraper plate.
2. precoated sand recycling line according to claim 1, it is characterised in that：The scraper plate group includes being located at described turn
Montant on disk, more cross bars are provided with the montant.
3. precoated sand recycling line according to claim 1, it is characterised in that：The rotating disk is mounted in by bearing block to be subtracted
On the output shaft of fast device, the input shaft of the decelerator is connected by belt transmission with the output shaft of the motor；Institute
State rotating disk and be provided with up-small and down-big cone cap, the cone cap is located at the top of the bearing block.
4. precoated sand recycling line according to claim 1, it is characterised in that：It is respectively equipped with the upper cylinder portion into sand
Bucket, charge door and suction opeing, the suction opeing are connected by exhaust duct with air exhauster.
5. precoated sand recycling line according to claim 1, it is characterised in that：The cooling conveying device includes vibration
Sieve and the casing provided with vibration damping pin with vibratory sieve adjoining, the casing is divided into upper strata sandbox by dividing plate and lower floor closes
Case, lower floor's fully sheathed case are connected by multiple blast caps with the upper strata sandbox；Front portion and the blower fan phase of lower floor's fully sheathed case
Connection；The upper strata sandbox is in the top of the blast cap at least provided with a cooling water comb；The vibratory sieve includes screen box body,
The screen box body is divided into upper sieve net cage and lower floor's finished product sandbox by screen cloth, lower floor's finished product sandbox by it is described go out sand hopper
It is connected with the elevator；The upper strata sandbox is provided with the precoated sand outlet for stretching into the upper sieve net cage.
6. precoated sand recycling line according to claim 5, it is characterised in that：Before the dividing plate after height it is low it is tilting
In the casing.
7. precoated sand recycling line according to claim 5, it is characterised in that：The blast cap includes stretching into the upper strata
The cylinder of sandbox and the top cover being located at the top of the cylinder, the cylinder is communicated with the counterbore of lower floor's fully sheathed case, described
Counterbore on the cylinder of the upper strata sandbox section at least provided with two air vents towards the casing afterbody.
8. precoated sand recycling line according to claim 5, it is characterised in that：The water inlet position of the cooling water comb
In the afterbody of the upper strata sandbox, the delivery port of the cooling water comb is located at the front portion of the upper strata sandbox.
9. precoated sand recycling line according to claim 5, it is characterised in that：On the upper strata sandbox and the upper strata
Screened hour is provided with dust cover, and the dust cover is connected by airduct with air exhauster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720820675.XU CN207127197U (en) | 2017-07-07 | 2017-07-07 | Precoated sand recycling line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720820675.XU CN207127197U (en) | 2017-07-07 | 2017-07-07 | Precoated sand recycling line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207127197U true CN207127197U (en) | 2018-03-23 |
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ID=61634107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720820675.XU Active CN207127197U (en) | 2017-07-07 | 2017-07-07 | Precoated sand recycling line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207127197U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111842787A (en) * | 2020-08-17 | 2020-10-30 | 江西力天机械有限公司 | Automatic circulating cooling and sand-building treatment system for steel castings |
-
2017
- 2017-07-07 CN CN201720820675.XU patent/CN207127197U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111842787A (en) * | 2020-08-17 | 2020-10-30 | 江西力天机械有限公司 | Automatic circulating cooling and sand-building treatment system for steel castings |
| CN111842787B (en) * | 2020-08-17 | 2021-09-28 | 江西力天机械有限公司 | Automatic circulating cooling and sand-building treatment system for steel castings |
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