CN212495186U - Quick screening equipment of molding sand - Google Patents
Quick screening equipment of molding sand Download PDFInfo
- Publication number
- CN212495186U CN212495186U CN202020485360.6U CN202020485360U CN212495186U CN 212495186 U CN212495186 U CN 212495186U CN 202020485360 U CN202020485360 U CN 202020485360U CN 212495186 U CN212495186 U CN 212495186U
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- China
- Prior art keywords
- fixedly connected
- molding sand
- wall
- box
- working box
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- 239000003110 molding sand Substances 0.000 title claims abstract description 54
- 238000012216 screening Methods 0.000 title claims abstract description 32
- 238000005192 partition Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims 2
- 230000037431 insertion Effects 0.000 claims 2
- 239000002245 particle Substances 0.000 abstract description 19
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000007246 mechanism Effects 0.000 abstract description 3
- 238000007873 sieving Methods 0.000 abstract description 3
- 239000004744 fabric Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Abstract
The utility model relates to a molding sand screening technical field just discloses a quick screening equipment of molding sand, including the work box, the rectangular channel has been seted up to the right side inner wall of work box, the top intercommunication of work box has the feeder hopper, the right flank fixedly connected with fixed case of work box, two motors of symmetry fixedly connected with on the interior diapire of fixed case, the output fixedly connected with cam of motor, two sets of fixing bases of symmetry fixedly connected with on the interior fixed wall of work box, every group the quantity of fixing base is two, the side sliding connection of fixing base has the bracing piece. The utility model provides a current molding sand sieving mechanism can only simply sieve out the molding sand that will, and to the great molding sand of the particle diameter of being sieved out, need transport and carry out crushing once more in smashing the workshop, increased the time cost of production, reduced work efficiency's problem.
Description
Technical Field
The utility model relates to a molding sand screening technical field specifically is a quick screening equipment of molding sand.
Background
The molding sand needs to be sieved before using to get rid of the molding sand screening that some particle diameters do not conform to the requirement, the molding sand that current molding sand sieving mechanism can only simply will is sieved out, and to the great molding sand of the particle diameter of being sieved out, need transport and carry out crushing once more in smashing the workshop, increased the time cost of production, reduced work efficiency.
The utility model discloses a casting molding sand screening machine is disclosed in the chinese utility model patent of grant notice No. CN209061530U, it drives the screen cloth rotation to open up the screening machine through closing the vibration in the device, thereby make the great molding sand of particle diameter on the screen cloth get rid of under the effect of centrifugal force and fly, and the molding sand that just flies to the switching mouth can get into in the auxiliary box body and smashed by drive roll and driven voller, thereby make the screening smash integrative completion, time is saved, efficiency is improved, but the device is when getting rid of the auxiliary box body with the great steel sand of particle diameter through centrifugal force, the steel sand that does not fly to the switching mouth can take place violent collision with the main tank inner wall, not only can produce huge noise, and when discharging the auxiliary box body with the great steel sand of particle diameter, need interrupt screening work, very big reduction the efficiency of screening work.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a quick screening equipment of molding sand has solved the molding sand that current molding sand sieving mechanism can only simply will and has sieved out, and to the great molding sand of the particle diameter of being sieved out, need transport and carry out crushing once more in smashing the workshop, has increased the time cost of production, has reduced work efficiency's problem.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the molding sand rapid screening equipment comprises a working box, wherein a rectangular groove is formed in the inner wall of the right side of the working box, the top of the working box is communicated with a feed hopper, the right side surface of the working box is fixedly connected with a fixed box, two motors are symmetrically and fixedly connected to the inner bottom wall of the fixed box, and the output ends of the motors are fixedly connected with a cam;
two groups of fixed seats are symmetrically and fixedly connected on the inner fixed wall of the working box, the number of the fixed seats in each group is two, the side surface of the fixed seat is connected with support rods in a sliding way, one end of each two groups of support rods close to each other is fixedly connected with the same screen box, a first spring is fixedly connected between the left side surface and the right side surface of the screen box and the side surfaces close to the two groups of fixing seats respectively, the bottom of the screen box is fixedly provided with a screen mesh, the left side surface of the screen box is provided with an opening, the inner top wall of the opening is provided with a slot, a baffle is movably inserted in the slot, and the left side surface of the baffle plate is provided with a discharge hole, the bottom end of the baffle plate penetrates through the inner bottom wall of the screen box and is fixedly connected with a supporting plate, the right side surface of the screen box is symmetrically and fixedly connected with two cross rods, the right ends of the two cross rods penetrate through the rectangular groove on the inner wall of the right side of the working box and are respectively and tightly abutted against the outer circular surfaces of the two cams;
a partition plate is fixedly connected between the front inner wall and the rear inner wall of the working box, a steering block is fixedly connected on the left inner wall of the working box, two crushing rollers are symmetrically and rotatably connected between the front inner wall and the rear inner wall of the working box, a supporting plate is fixedly connected between the right side surface of the partition plate and the right inner wall of the working box, a round opening is formed in the bottom of the supporting plate, six telescopic rods are fixedly connected with the top of the supporting plate in an annular equal angle manner, a fixed plate is fixedly connected between the top ends of the six telescopic rods, a second spring is fixedly connected between the bottom of the fixed plate and the top end of a thick rod of the telescopic rod, a fixed hole is formed in the top of the fixed plate, a material receiving hopper is fixedly connected between the round surfaces in the fixed hole, a buffer net is fixedly connected between the, and the top of the roller is abutted against the bottom of the supporting plate.
Preferably, the bottom of the left side surface of the screen box is fixedly connected with an inclined plate.
Preferably, two guide plates are symmetrically and fixedly connected between the left side surface of the partition plate and the left inner wall of the working box.
Preferably, the right side surface of the steering block is provided with an arc-shaped curved surface.
Preferably, the mesh has an aperture equal to the aperture of the buffer screen.
Preferably, the left side surface and the right side surface of the working box are symmetrically provided with discharge ports.
(III) advantageous effects
Compared with the prior art, the utility model provides a quick screening equipment of molding sand possesses following beneficial effect:
1. the utility model discloses a sieve case that sets up, along with the molding sand is sieved, the molding sand that the particle size is less can pass through the screen cloth and in the continuous buffer net that falls into and connect the hopper, thereby produce the impact and compress the second spring to buffer net and connect the hopper, make and connect the hopper to move down, thereby drive the baffle through gyro wheel and layer board and move down, make the baffle seal the opening, along with the continuation going on of screening, the molding sand that the particle size is great is more and more accumulated in the sieve case, the permeability of screen cloth is progressively poorer, the molding sand that falls off from the screen cloth is less and less, the molding sand that connects the hopper diminishes, it can rise and promote the baffle to move up under the spring force of second spring to connect the hopper, make discharge gate and opening take place the coincidence, and then can discharge the molding sand that the particle size is great that deposits in the sieve bottom of sieve case from the sieve case, the discharge of the molding sand that, not only can not produce too big noise, very big improvement the efficiency of screening work moreover to the practicality of this equipment has been improved.
2. The utility model discloses a buffering net that sets up with connect the hopper, the cooperation dead lever, gyro wheel and layer board drive baffle reciprocate, thereby make opening on the sieve case follow supreme opening down, thereby make at the screening in-process, only can discharge crushing roller department with the great molding sand of the particle diameter of deposit in sieve bottom of the case portion in earlier stage, and can not discharge the less molding sand of the particle diameter that lies in the first half of sieve case that the later stage got into, not only very big improvement the precision of screening, and reduced the working strength of crushing roller, the efficiency of screening work is improved.
3. The utility model discloses a layer board and the gyro wheel that sets up for the normal clear of sieve case screening work can not be obstructed in the buffering net and when connecing the hopper through gyro wheel and layer board adjusting damper height, makes the screening get up with the ingenious combination of crushing process, very big improvement this equipment's work efficiency and practicality.
Drawings
FIG. 1 is a front sectional view of the rapid sand screening apparatus of the present invention;
fig. 2 is a left side view of the sieve box of the present invention;
fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
In the figure: 1 work box, 2 feeder hoppers, 3 fixed boxes, 4 motors, 5 cams, 6 fixed seats, 7 supporting rods, 8 sieve boxes, 9 first springs, 10 sieve meshes, 11 baffles, 12 supporting plates, 13 cross rods, 14 partition plates, 15 turning blocks, 16 crushing rollers, 17 supporting plates, 18 telescopic rods, 19 fixed plates, 20 second springs, 21 receiving hoppers, 22 buffer nets, 23 fixed rods and 24 rollers.
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.
As shown in fig. 1-3, the utility model provides a technical solution: the molding sand rapid screening device comprises a working box 1, wherein a rectangular groove is formed in the inner wall of the right side of the working box 1, discharge openings are symmetrically formed in the left side surface and the right side surface of the working box 1, so that molding sand can be discharged from the working box 1, the top of the working box 1 is communicated with a feed hopper 2, the right side surface of the working box 1 is fixedly connected with a fixed box 3, two motors 4 are symmetrically and fixedly connected to the inner bottom wall of the fixed box 3, and the output ends of the motors 4 are fixedly connected with a cam 5;
two groups of fixing seats 6 are symmetrically and fixedly connected to the inner fixed wall of the working box 1, the number of each group of fixing seats 6 is two, the side surfaces of the fixing seats 6 are slidably connected with supporting rods 7, one end of each group of supporting rods 7 close to each other is fixedly connected with the same screen box 8, the bottom of the left side surface of each screen box 8 is fixedly connected with an inclined plate, discharged molding sand is prevented from falling onto the buffer net 22, the left side surface and the right side surface of each screen box 8 are respectively and fixedly connected with first springs 9 with the side surfaces close to the two groups of fixing seats 6, the bottom of each screen box 8 is fixedly provided with a screen 10, the aperture of each screen 10 is equal to that of the buffer net 22, the molding sand is prevented from being retained at the top of the buffer net 22, the left side surface of each screen box 8 is provided with an opening, the inner top wall of each opening is provided with a slot, a baffle 11 is movably inserted in each slot, the right side surface of the screen box 8 is symmetrically and fixedly connected with two cross rods 13, and the right ends of the two cross rods 13 penetrate through the rectangular groove on the inner wall of the right side of the working box 1 and are respectively and tightly propped against the outer circular surfaces of the two cams 5;
a baffle 14 is fixedly connected between the front inner wall and the rear inner wall of the work box 1, two guide plates are symmetrically and fixedly connected between the left side surface of the baffle 14 and the left inner wall of the work box 1, so that molding sand with larger particle size can accurately fall between the two crushing rollers 16, the normal operation of crushing work is ensured, a steering block 15 is fixedly connected on the left inner wall of the work box 1, an arc-shaped curved surface is arranged on the right side surface of the steering block 15, the molding sand is conveniently guided to the top of the guide plate, two crushing rollers 16 are symmetrically and rotatably connected between the front inner wall and the rear inner wall of the work box 1, a support plate 17 is fixedly connected between the right side surface of the baffle 14 and the right inner wall of the work box 1, a circular opening is arranged at the bottom of the support plate 17, six telescopic rods 18 are fixedly connected at equal angles in an annular shape at the top of the support plate 17, a fixing plate, the fixed orifices has been seted up at the top of fixed plate 19, and fixedly connected with connects hopper 21 between the downthehole disc of fixed plate, connects fixedly connected with buffering net 22 between the interior disc of hopper 21, connects the top fixedly connected with dead lever 23 of hopper 21, and the top fixedly connected with gyro wheel 24 of dead lever 23, and gyro wheel 24 top and layer board 12 bottom are inconsistent.
The working principle is as follows: the during operation, the molding sand that the staff will wait to sieve is poured into sieve case 8 through feeder hopper 2 in, starter motor 4 drives cam 5 simultaneously and rotates, cam 5 passes through horizontal pole 13 and cooperation bracing piece 7, fixing base 6 and first spring 9 drive sieve case 8 left and right reciprocating motion, the molding sand that falls into sieve case 8 sieves, make the less molding sand of particle size fall into buffering net 22 through screen cloth 10 and connect hopper 21 in, then discharge through the bin outlet on 1 right side of work box, and the great molding sand of particle size can be stayed in sieve case 8.
The molding sand with smaller particle size continuously falls into the buffer net 22 and the receiving hopper 21 after passing through the screen mesh 10, so as to impact the buffer net 22 and the receiving hopper 21, further compress the second spring 20, so that the buffer net 22 and the receiving hopper 21 move downwards, so that the fixing rod 23 drives the roller 24 to move downwards, so that the baffle 11 and the supporting plate 12 move downwards, at the moment, the opening is sealed by the baffle 11, along with the continuous screening, the more the molding sand with larger particle size accumulates in the screen box 8, the permeability of the screen mesh 10 is worse, the molding sand falling from the screen mesh 10 is less, the impact force on the receiving hopper 21 is smaller, the receiving hopper 21 rises under the elastic force of the second spring 20, and the baffle 11 is pushed to move upwards through the roller 24 and the supporting plate 12, so that the discharge port and the opening start to coincide, and the molding sand with larger particle size deposited at the bottom of the screen box 8 is discharged from the screen box 8, discharged large molding sand falls down onto the two guide plates under the guiding action of the turning block 15, then falls into the middle of the two crushing rollers 16 through the guide plates, is crushed into molding sand with smaller particle size, is discharged through a discharge opening in the left side surface of the work box 1, completes crushing, and completes screening work.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 quick screening equipment of molding sand, includes work box (1), its characterized in that: a rectangular groove is formed in the inner wall of the right side of the working box (1), the top of the working box (1) is communicated with a feed hopper (2), the right side surface of the working box (1) is fixedly connected with a fixed box (3), two motors (4) are symmetrically and fixedly connected to the inner bottom wall of the fixed box (3), and the output ends of the motors (4) are fixedly connected with a cam (5);
the inner fixed wall of the working box (1) is symmetrically and fixedly connected with two groups of fixed seats (6), the number of each group of fixed seats (6) is two, the side surfaces of the fixed seats (6) are connected with support rods (7) in a sliding manner, one end, close to each other, of each two groups of support rods (7) is fixedly connected with the same screen box (8), the left side surface and the right side surface of each screen box (8) are respectively and fixedly connected with first springs (9) between the side surfaces, close to each two groups of fixed seats (6), the bottom of each screen box (8) is fixedly provided with a screen (10), the left side surface of each screen box (8) is provided with an opening, an insertion groove is formed in the inner top wall of the opening, a baffle (11) is movably inserted in the insertion groove, a discharge hole is formed in the left side surface of the baffle (11), and the bottom end of the baffle, the right side surface of the screen box (8) is symmetrically and fixedly connected with two cross rods (13), and the right ends of the two cross rods (13) penetrate through the rectangular groove on the inner wall of the right side of the working box (1) and are respectively and tightly propped against the outer circular surfaces of the two cams (5);
the grinding device is characterized in that a partition plate (14) is fixedly connected between the front inner wall and the rear inner wall of the working box (1), a steering block (15) is fixedly connected on the inner wall of the left side of the working box (1), two grinding rollers (16) are symmetrically and rotatably connected between the front inner wall and the rear inner wall of the working box (1), a supporting plate (17) is fixedly connected between the right side surface of the partition plate (14) and the inner wall of the right side of the working box (1), a circular opening is formed in the bottom of the supporting plate (17), six telescopic rods (18) are fixedly connected to the top of the supporting plate (17) in an annular equal-angle mode, a fixing plate (19) is fixedly connected between the top ends of the six telescopic rods (18), a second spring (20) is fixedly connected between the bottom of the fixing plate (19) and the top end of a thick rod of the telescopic rod (18, the buffer net (22) is fixedly connected between the inner circular surfaces of the material receiving hoppers (21), the top ends of the material receiving hoppers (21) are fixedly connected with fixing rods (23), the top ends of the fixing rods (23) are fixedly connected with rollers (24), and the tops of the rollers (24) are abutted to the bottoms of the supporting plates (12).
2. The quick screening equipment of molding sand of claim 1, characterized in that: the bottom of the left side surface of the screen box (8) is fixedly connected with an inclined plate.
3. The quick screening equipment of molding sand of claim 1, characterized in that: two guide plates are symmetrically and fixedly connected between the left side surface of the partition plate (14) and the inner wall of the left side of the working box (1).
4. The quick screening equipment of molding sand of claim 1, characterized in that: an arc-shaped curved surface is arranged on the right side surface of the steering block (15).
5. The quick screening equipment of molding sand of claim 1, characterized in that: the aperture of the screen (10) is equal to that of the buffer net (22).
6. The quick screening equipment of molding sand of claim 1, characterized in that: the left side surface and the right side surface of the working box (1) are symmetrically provided with discharge ports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020485360.6U CN212495186U (en) | 2020-04-03 | 2020-04-03 | Quick screening equipment of molding sand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020485360.6U CN212495186U (en) | 2020-04-03 | 2020-04-03 | Quick screening equipment of molding sand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212495186U true CN212495186U (en) | 2021-02-09 |
Family
ID=74431166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020485360.6U Expired - Fee Related CN212495186U (en) | 2020-04-03 | 2020-04-03 | Quick screening equipment of molding sand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212495186U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113600743A (en) * | 2021-08-19 | 2021-11-05 | 夏胜阳 | Molding sand recovery device for casting molding with reduced waste and high screening efficiency |
-
2020
- 2020-04-03 CN CN202020485360.6U patent/CN212495186U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113600743A (en) * | 2021-08-19 | 2021-11-05 | 夏胜阳 | Molding sand recovery device for casting molding with reduced waste and high screening efficiency |
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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 |
Granted publication date: 20210209 |