CN218394591U - Molding sand screening machine - Google Patents
Molding sand screening machine Download PDFInfo
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- CN218394591U CN218394591U CN202221530805.3U CN202221530805U CN218394591U CN 218394591 U CN218394591 U CN 218394591U CN 202221530805 U CN202221530805 U CN 202221530805U CN 218394591 U CN218394591 U CN 218394591U
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Abstract
The utility model relates to a molding sand screening machine, which comprises a bracket, a stirring mechanism and a screening mechanism, wherein the stirring mechanism is arranged on the upper part of the bracket, and the screening mechanism is arranged on the lower part of the bracket; in the in-service use process, when the molding sand after the casting is accomplished is sieved to needs, can pour the molding sand into to turn over and mix and carry out preliminary scattering and preliminary screening in the mechanism with stirring, break up the molding sand of completion afterwards and get into to turn over and mix in the sieve box of mechanism below, through operation screening subassembly, make screening subassembly rock the rescreening through the molding sand to in the sieve box, move first driving piece simultaneously, make first driving piece drive the screw rod through the hold-in range and rotate, thereby it carries out linear motion to scrape the flitch through the screw rod drive, make and scrape the flitch and to sieve the inside molding sand of box and reciprocating type and scrape the material, make better the sifting out of molding sand in the sieve box, from this can high-efficient convenient sieve the molding sand, reduce manual work, and time and labor saving.
Description
Technical Field
The utility model relates to a casting equipment field especially relates to a molding sand screening machine.
Background
Sand casting refers to a casting method for producing castings in sand molds, and because the molding materials used for sand casting are cheap and easy to obtain, the casting molds are simple and convenient to manufacture, and can be suitable for single-piece production, batch production and mass production of castings, the method is a basic process in casting production for a long time.
In order to reduce manufacturing cost, the molding sand needs reuse in casting process, but contains multiple impurity in the molding sand after the casting is accomplished, and in casting process, the molding sand inevitable can become cubic, is close to the part of die cavity moreover, still can mix with many slag in the molding sand, when the molding sand is retrieved, need smash the molding sand and sieve again, get into new molding sand behind the removal impurity and carry out cyclic utilization.
However, the traditional method of screening sand by using a screen usually results in the sand being easily accumulated on the screen holes, resulting in the reduction of screening efficiency, requiring manual assistance for screening work, and increasing the time for manual work and wasting time and energy.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to solve the above problem of the prior art, the utility model provides a molding sand screening machine sieves molding sand that can be high-efficient convenient, reduces manual work, and labour saving and time saving.
(II) technical scheme
In order to achieve the above object, the utility model discloses a main technical scheme include:
the molding sand screening machine comprises a support, a stirring mechanism and a screening mechanism, wherein the stirring mechanism is arranged at the upper part of the support, and the screening mechanism is arranged at the lower part of the support;
the screening mechanism comprises a screening box, a screening assembly and a scraping assembly, the screening box is connected with the screening assembly, and the scraping assembly is connected with the screening box;
the scraping component comprises a first driving piece, a synchronous belt, a screw rod and a scraping plate, wherein two sides of the sieve box are respectively connected with one screw rod in a rotating mode, two sides of the scraping plate are respectively provided with a slotted hole matched with the screw rod, the screw rod is connected with the slotted hole, the screw rod is connected with the other screw rod through the synchronous belt in a transmission mode, the first driving piece is connected with one screw rod in a driving mode, and the middle of the scraping plate is arranged inside the sieve box.
Furthermore, a plurality of sieve holes are arranged at the bottom of the sieve box.
Further, the screening subassembly includes second driving piece, drive belt, first pivot, swing subassembly, spring and base, the base passes through the spring with the sieve box is connected, rotatable coupling has on the base first pivot, the both sides of sieve box are provided with one respectively the swing subassembly, the both ends of first pivot respectively with one the swing subassembly is connected, the second driving piece pass through the drive belt with first pivot drive is connected.
Further, the swing subassembly includes swing arm, carousel and connecting rod, first pivot with the carousel is connected, the one end of swing arm with the eccentric department rotatable coupling of carousel, the sieve box is kept away from one side of first pivot is provided with the connecting rod, the connecting rod with the other end of swing arm is connected.
Further, turn over and mix the mechanism and include turning over and mix subassembly and primary filter assembly, support upper portion is provided with turn over and mix the subassembly, filter assembly set up in turn over and mix inside the subassembly.
Further, turn over and mix the subassembly and include casing, feeder hopper, third driving piece, second pivot and turn over and mix the piece, be provided with the opening on the support, the casing set up in on the opening, casing upper portion is provided with the feeder hopper, the both ends of second pivot all with casing rotatable coupling, the surface of second pivot is provided with turn over and mix the piece, the third driving piece with second pivot drive is connected.
Further, the primary filter subassembly includes sieve dish and the first in command, be provided with on the casing with the holding tank of sieve dish looks adaptation, but sieve dish sliding connection in inside the holding tank, can dismantle on the sieve dish and be connected with the first in command.
Further, still include and hold the box, hold the box set up in sieve box below, and with base swing joint.
Furthermore, the portable box also comprises a second handle, and the second handle is arranged on the receiving box.
Furthermore, the base further comprises a supporting block, a rotating hole matched with the first rotating shaft is formed in the supporting block, and the first rotating shaft penetrates through the rotating hole and is rotatably connected with the rotating hole.
(III) advantageous effects
The utility model has the advantages that: in the in-service use process, when the molding sand after the casting is accomplished is sieved to needs, can pour the molding sand into and turn over and mix in the mechanism and carry out preliminary scattering and preliminary screening earlier, the molding sand of breaking up completion gets into and turns over and mixes in the sieve box of mechanism below afterwards, through operation screening subassembly, make screening subassembly rock the rescreening through the molding sand to in the sieve box, move first driving piece simultaneously, make first driving piece drive the screw rod through the hold-in range and rotate, thereby it carries out linear motion to scrape the flitch through the screw rod drive, make and scrape the flitch and carry out reciprocating type scraping to the molding sand of sieve box inside, make better the sifting out of the molding sand in the sieve box, from this can be high-efficient convenient sieve the molding sand, reduce manual work, and time and labor saving.
Drawings
Fig. 1 is a schematic view of the overall structure of a sand sieving machine according to an embodiment of the present invention;
fig. 2 is a plan view of the entire structure of the sand sieving machine according to the embodiment of the present invention;
fig. 3 is a schematic view of a sieving mechanism of a molding sand sieving machine according to an embodiment of the present invention;
figure 4 is a schematic view of a stirring assembly of a sand sieving machine according to an embodiment of the present invention;
fig. 5 is a schematic view of a receiving box of the sand sieving machine according to the embodiment of the present invention;
[ description of reference ]
1-a feed hopper, 2-a stirring component, 3-a housing, 4-a screen disc, 5-a first handle, 6-a screening component, 7-a scraping component, 8-a receiving box, 9-a screen box, 10-a bracket, 11-a second handle, 12-a door panel, 201-a third driving component, 202-a stirring component, 203-a second rotating shaft, 601-a first rotating shaft, 602-a second driving component, 603-a transmission belt, 604-a base, 605-a rotating disc, 606-a swinging arm, 607-a spring, 608-a connecting rod, 701-a screw rod, 702-a scraping plate, 703-a synchronous belt and 704-a first driving component.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.
Referring to fig. 1 to 5, the molding sand screening machine of the present invention includes a support 10, a stirring mechanism and a screening mechanism, wherein the stirring mechanism is disposed on the upper portion of the support 10, and the screening mechanism is disposed on the lower portion of the support 10;
the screening mechanism comprises a screening box 9, a screening component 6 and a scraping component 7, wherein the screening box 9 is connected with the screening component 6, and the scraping component 7 is connected with the screening box 9;
the scraping component 7 comprises a first driving piece 704, a synchronous belt 703, a screw 701 and a scraping plate 702, wherein two sides of the sieve box 9 are respectively and rotatably connected with the screw 701, two sides of the scraping plate 702 are respectively provided with a slotted hole matched with the screw 701, the screw 701 is connected with the slotted hole, the screw 701 is in transmission connection with the other screw 701 through the synchronous belt 703, the first driving piece 704 is in driving connection with the screw 701, and the middle of the scraping plate 702 is arranged inside the sieve box 9.
The working principle of the utility model is as follows: in the actual production use in-process, when the molding sand after the casting is accomplished is sieved to needs, can pour the molding sand into and turn over and stir and carry out preliminary scattering and preliminary screening in the mechanism with turning over, the molding sand of accomplishing of breaking up afterwards gets into and turns over and stir the sieve box 9 of mechanism below, through operation screening subassembly 6, make screening subassembly 6 rock the rescreen through the molding sand to in the sieve box 9, move first driving piece 704 simultaneously, make first driving piece 704 drive screw rod 701 through hold-in range 703 and rotate, thereby drive through screw rod 701 and scrape flitch 702 and carry out linear motion, make and scrape flitch 702 and carry out reciprocating type scraping to the inside molding sand of sieve box 9, make better the going on sieve out of the molding sand in the sieve box 9.
Further, a plurality of sieve holes are arranged at the bottom of the sieve box 9.
As can be seen from the above description, it is advantageous to set the diameter of the sieve holes to the diameter of the sand discharged from the molding sand, so that the molding sand is screened out through the sieve holes at the time of screening.
Furthermore, the screening assembly 6 includes a second driving member 602, a transmission belt 603, a first rotating shaft 601, a swing assembly, a spring 607 and a base 604, the base 604 is connected with the screening box 9 through the spring 607, the first rotating shaft 601 is rotatably connected to the base 604, two sides of the screening box 9 are respectively provided with one swing assembly, two ends of the first rotating shaft 601 are respectively connected with one swing assembly, and the second driving member 602 is drivingly connected with the first rotating shaft 601 through the transmission belt 603.
As can be seen from the above description, it is beneficial to operate the second driving member 602, so that the second driving member 602 drives the first rotating shaft 601 to rotate through the transmission belt 603, and thus the first rotating shaft 601 drives the sieve box 9 to perform reciprocating sieving through the swinging assembly.
Further, the swing assembly comprises a swing arm 606, a turntable 605 and a connecting rod 608, the first rotating shaft 601 is connected with the turntable 605, one end of the swing arm 606 is rotatably connected with an eccentric position of the turntable 605, the connecting rod 608 is arranged on one side of the sieve box 9 away from the first rotating shaft 601, and the connecting rod 608 is connected with the other end of the swing arm 606.
As can be seen from the above description, the first rotating shaft 601 is facilitated to rotate and simultaneously drive the rotating discs 605 at the two ends to rotate, so that the rotating discs 605 drive the screen box 9 to perform shaking screening through the swing arm 606 when rotating.
Further, turn over and mix the mechanism and include turning over and mix subassembly 2 and preliminary filtering component, 10 upper portions of support are provided with turn over and mix subassembly 2, filtering component set up in turn over and mix 2 insides of subassembly.
Further, turn over and mix subassembly 2 and include casing 3, feeder hopper 1, third driving piece 201, second pivot 203 and turn over and mix a 202, be provided with the opening on the support 10, casing 3 set up in on the opening, 3 upper portions of casing are provided with feeder hopper 1, the both ends of second pivot 203 all with casing 3 rotatable coupling, the surface of second pivot 203 is provided with turn over and mix a, third driving piece 201 with second pivot 203 drive connection.
Can know from the above-mentioned description, be favorable to the molding sand to get into inside the casing 3 from feeder hopper 1, operation third driving piece 201 makes third driving piece 201 drive through second pivot 203 and turns over and mix piece 202 and rotate, will become massive molding sand and break up the back, and the molding sand is sieved in getting into sieve box 9 through prefiltering subassembly.
Further, preliminary filter assembly includes sieve dish 4 and the first in command 5, be provided with on the casing 3 with the holding tank of 4 looks adaptations of sieve dish, but sieve dish 4 sliding connection in inside the holding tank, can dismantle on the sieve dish 4 and be connected with the first in command 5.
Can know from above-mentioned description, be favorable to the molding sand after breaing up to carry out preliminary screening through sieve dish 4, make the good molding sand of preliminary screening get into sieve box 9 and carry out the secondary screening, the molding sand accessible first in command 5 that fails to sieve takes out the sieve dish 4 outside and pours into, improves the efficiency of screening.
Further, the sieve box comprises a receiving box 8, wherein the receiving box 8 is arranged below the sieve box 9 and movably connected with the base 604.
As will be clear from the above description, it is advantageous to collect the screened sand through the receiving box 8.
Furthermore, the portable box also comprises a second handle 11, and the second handle 11 is arranged on the receiving box 8.
As can be seen from the above description, access to the uptake box 8 by the second handle 11 is facilitated.
Example one
Referring to fig. 1 to 5, the molding sand screening machine includes a support 10, a stirring mechanism and a screening mechanism, wherein the stirring mechanism is disposed on the upper portion of the support 10, and the screening mechanism is disposed on the lower portion of the support 10;
the screening mechanism comprises a screen box 9, a screening assembly 6 and a scraping assembly 7, wherein the screen box 9 is connected with the screening assembly 6, and the scraping assembly 7 is connected with the screen box 9;
the scraping component 7 comprises a first driving piece 704, a synchronous belt 703, screws 701 and a scraping plate 702, wherein two sides of the screen box 9 are respectively and rotatably connected with one screw 701, two sides of the scraping plate 702 are respectively provided with a slotted hole matched with the screws 701, the screws 701 are connected with the slotted holes, one screw 701 is in transmission connection with the other screw 701 through the synchronous belt 703, the first driving piece 704 is in driving connection with one screw 701, and the middle part of the scraping plate 702 is arranged inside the screen box 9;
a door plate 12 is arranged on one side, away from the first driving part 704, of the sieve box 9, a sliding chute matched with the door plate 12 is arranged on the sieve box 9, and the door plate 12 is in slidable connection with the sliding chute, so that when residues screened out of the sieve box 9 need to be cleaned, the residues in the sieve box 9 can be cleaned out by taking out the door plate 12, and the subsequent use is facilitated;
the bottom of the sieve box 9 is provided with a plurality of sieve pores;
the screening assembly 6 comprises a second driving member 602, a transmission belt 603, a first rotating shaft 601, a swinging assembly, a spring 607 and a base 604, wherein the base 604 is connected with the screen box 9 through the spring 607, the first rotating shaft 601 is rotatably connected to the base 604, two sides of the screen box 9 are respectively provided with the swinging assembly, two ends of the first rotating shaft 601 are respectively connected with the swinging assembly, and the second driving member 602 is in driving connection with the first rotating shaft 601 through the transmission belt 603;
the number of the springs 607 is four, the upper parts of the springs 607 are connected with the sieve box 9 through spring 607 seats, and the lower parts of the springs 607 are connected with the base 604 through spring 607 seats;
the swing assembly comprises a swing arm 606, a rotary table 605 and a connecting rod 608, the first rotary shaft 601 is connected with the rotary table 605, one end of the swing arm 606 is rotatably connected with the eccentric position of the rotary table 605, the connecting rod 608 is arranged on one side of the sieve box 9 away from the first rotary shaft 601, and the connecting rod 608 is connected with the other end of the swing arm 606;
the stirring mechanism comprises a stirring component 2 and a primary filtering component, the stirring component 2 is arranged at the upper part of the support 10, and the filtering component is arranged inside the stirring component 2;
the stirring component 2 comprises a shell 3, a feed hopper 1, a third driving part 201, a second rotating shaft 203 and a stirring part 202, an opening is formed in the support 10, the shell 3 is arranged on the opening and welded, the feed hopper 1 is arranged on the upper portion of the shell 3 and welded, two ends of the second rotating shaft 203 are rotatably connected with the shell 3 through bearings, the stirring part is arranged on the outer surface of the second rotating shaft 203 and welded, and the third driving part 201 is in driving connection with the second rotating shaft 203 through a coupler;
the first driving element 704, the second driving element 602 and the third driving element 201 all adopt speed reducing motors;
the primary filter assembly comprises a screen disc 4 and a first handle 5, an accommodating groove matched with the screen disc 4 is formed in the shell 3, the screen disc 4 is connected to the inside of the accommodating groove in a sliding mode, and the first handle 5 is detachably connected to the screen disc 4 and connected through bolts;
the sieve holes on the sieve tray 4 are larger than the sieve holes on the sieve box 9;
the sieve box is characterized by further comprising a receiving box 8, wherein the receiving box 8 is arranged below the sieve box 9 and movably connected with the base 604;
the receiving box 8 is provided with a discharging nozzle, so that collected molding sand can be poured out of the receiving box 8 through the discharging nozzle for use;
the bearing box 8 is provided with the second handle 11, and the second handle 11 is connected with the bearing box 8 through bolts;
the base 604 further comprises a supporting block, wherein a rotating hole matched with the first rotating shaft 601 is formed in the supporting block, and the first rotating shaft 601 penetrates through the rotating hole and is rotatably connected with the rotating hole;
the PLC is electrically connected with the first driving part 704, the second driving part 602 and the third driving part 201 respectively;
the PLC controller is of a DATA-7311 type.
The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.
The above mentioned is only the embodiment of the present invention, and the patent scope of the present invention is not limited thereby, and all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (9)
1. The utility model provides a molding sand screening machine which characterized in that: the stirring and sieving device comprises a bracket, a stirring and stirring mechanism and a sieving mechanism, wherein the stirring and stirring mechanism is arranged at the upper part of the bracket, and the sieving mechanism is arranged at the lower part of the bracket;
the screening mechanism comprises a screen box, a screening assembly and a scraping assembly, the screen box is connected with the screening assembly, and the scraping assembly is connected with the screen box;
the scraping component comprises a first driving piece, a synchronous belt, a screw rod and a scraping plate, wherein two sides of the sieve box are respectively connected with one screw rod in a rotating mode, two sides of the scraping plate are respectively provided with a slotted hole matched with the screw rod, the screw rod is connected with the slotted hole, the screw rod is connected with the other screw rod through the synchronous belt in a transmission mode, the first driving piece is connected with one screw rod in a driving mode, and the middle of the scraping plate is arranged inside the sieve box.
2. The sand sieving machine of claim 1, wherein: the bottom of the sieve box is provided with a plurality of sieve pores.
3. The sand sieving machine of claim 1, wherein: the screening assembly comprises a second driving piece, a transmission belt, a first rotating shaft, a swinging assembly, a spring and a base, the base is connected with the screening box through the spring, the base is rotatably connected with the first rotating shaft, the two sides of the screening box are respectively provided with the swinging assembly, the two ends of the first rotating shaft are respectively connected with the swinging assembly, and the second driving piece is in driving connection with the first rotating shaft through the transmission belt.
4. The sand sieving machine of claim 3, wherein: the swing assembly comprises a swing arm, a rotary table and a connecting rod, the first rotary shaft is connected with the rotary table, one end of the swing arm is rotatably connected with the eccentric position of the rotary table, one side, away from the first rotary shaft, of the screen box is provided with the connecting rod, and the connecting rod is connected with the other end of the swing arm.
5. The sand sieving machine of claim 1, wherein: turn over and mix mechanism and include to turn over and mix subassembly and preliminary filtering component, support upper portion is provided with turn over and mix the subassembly, filtering component set up in turn over and mix inside the subassembly.
6. The sand sieving machine of claim 5, wherein: turn over and mix the subassembly and include casing, feeder hopper, third driving piece, second pivot and turn over and mix the piece, be provided with the opening on the support, the casing set up in on the opening, casing upper portion is provided with the feeder hopper, the both ends of second pivot all with casing rotatable coupling, the surface of second pivot is provided with turn over and mix the piece, the third driving piece with second pivot drive is connected.
7. The sand sieving machine of claim 6, wherein: preliminary filtering component includes sieve dish and the first in command, be provided with on the casing with the holding tank of sieve dish looks adaptation, sieve dish slidable connection in inside the holding tank, can dismantle on the sieve dish and be connected with the first in command.
8. The sand sieving machine of claim 3, wherein: the sieve box is characterized by further comprising a bearing box, wherein the bearing box is arranged below the sieve box and movably connected with the base.
9. The sand sieving machine of claim 8, wherein: the novel portable box is characterized by further comprising a second handle, and the second handle is arranged on the receiving box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221530805.3U CN218394591U (en) | 2022-06-17 | 2022-06-17 | Molding sand screening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221530805.3U CN218394591U (en) | 2022-06-17 | 2022-06-17 | Molding sand screening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218394591U true CN218394591U (en) | 2023-01-31 |
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ID=85009403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221530805.3U Active CN218394591U (en) | 2022-06-17 | 2022-06-17 | Molding sand screening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218394591U (en) |
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2022
- 2022-06-17 CN CN202221530805.3U patent/CN218394591U/en active Active
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