CN214440786U - Conveying screening machine - Google Patents
Conveying screening machine Download PDFInfo
- Publication number
- CN214440786U CN214440786U CN202023322303.5U CN202023322303U CN214440786U CN 214440786 U CN214440786 U CN 214440786U CN 202023322303 U CN202023322303 U CN 202023322303U CN 214440786 U CN214440786 U CN 214440786U
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- China
- Prior art keywords
- sand
- screening
- limiting mechanism
- connecting rod
- net
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000012216 screening Methods 0.000 title claims abstract description 44
- 239000004576 sand Substances 0.000 claims abstract description 90
- 238000003860 storage Methods 0.000 claims abstract description 13
- 230000001681 protective effect Effects 0.000 claims description 11
- 230000000737 periodic effect Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 14
- 244000035744 Hura crepitans Species 0.000 abstract description 13
- 239000012535 impurity Substances 0.000 abstract description 10
- 238000010114 lost-foam casting Methods 0.000 abstract description 5
- 238000001914 filtration Methods 0.000 abstract description 2
- 238000005266 casting Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000010355 oscillation Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000035515 penetration Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Combined Means For Separation Of Solids (AREA)
Abstract
A conveying screening machine belongs to the technical field of lost foam casting equipment and particularly comprises a gantry hanger, a sand storage bin, a sand screening net and a vibration device, wherein the sand screening net is arranged in the sand storage bin, so that large-granularity impurities mixed in sand can be screened out, and the influence on the quality of a workpiece caused by the fact that the large-granularity impurities enter a sand box is prevented; in addition, the vibrating device is arranged to drive the sand screening net to vibrate, so that the filtering speed of the sand screening net is increased, and meanwhile, filtered large-granularity impurities are shaken off. Finally, through setting up the sand outlet of a plurality of quantities, divide into the stranded with the sand material, in the decentralized transportation to the sand box, prevent that the single strand from carrying the sand material to pile up into the hillock in the sand box, cause the subsequent handling complicacy.
Description
Technical Field
The utility model relates to a lost foam casting equipment technical field, concretely relates to conveying and screening machine.
Background
The lost foam casting method is a casting method that foam models or model clusters are treated by refractory coating and dried, then buried in sand in a sand box, poured under a negative pressure environment, the models are gasified, and liquid metal occupies the positions of the models and is solidified to obtain castings. In a set of lost foam casting method system, the change process of metal from liquid state to solid state is carried out in a sand box, in order to ensure that the casting environment in the sand box reaches the set standard, a large amount of sand needs to be injected, the granularity of the sand needs to be uniform, and the sand with excessive granularity can cause the surface of a casting to be rough and the like. In the lost foam casting process, in order to reduce the casting cost, the used sand is usually reused for many times, and after a plurality of casting cycles, the sand is unqualified due to the existence of more impurities in the sand, so that the quality of the cast workpiece is poor.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the sand material that exists uses behind a plurality of casting cycles to mix large particle size impurity, the utility model provides a conveying and screening machine.
The utility model provides a technical scheme is:
a conveyor screen machine, comprising: the device comprises a gantry hanging frame, a sand storage bin, a sand screening net and a vibration device; the sand storage bin is formed by integrally molding a chamfered platform-shaped bin wall and a right-angle cylindrical bin wall, and the right-angle cylindrical bin wall is arranged on the gantry hanging bracket; all be provided with the interlude passageway on two relative lateral walls of right angle tube-shape bulkhead, the screening sand net runs through the interlude passageway sets up, oscillation device installs the right angle tube-shape bulkhead outside, oscillation device's vibration output with screening sand net rigid coupling drives the screening sand net is in do horizontal periodic vibration in the interlude passageway.
Preferably, the inserting channels on two opposite side walls of the right-angle cylindrical silo wall are inclined, the sand screening net sequentially penetrates through the two inserting channels in an inclined manner, the outer side of one side wall is provided with an installation platform, and the oscillating device is arranged on the installation platform and fixedly connected with the sand screening net; the inner sides of the other two opposite side walls of the right-angle cylindrical silo wall are respectively provided with a first limiting mechanism and a second limiting mechanism, the first limiting mechanism is higher than the second limiting mechanism, and the sand screening net performs transverse limiting vibration under the clamping of the first limiting mechanism and the second limiting mechanism.
Preferably, a shakeout channel is further arranged on the wall of the right-angle cylindrical bin, the shakeout channel corresponds to the second limiting mechanism, and a guide plate is arranged at an outlet of the shakeout channel.
Preferably, the oscillation device includes: the protective shell, the electric turntable, the first connecting rod and the second connecting rod are arranged on the protective shell; the protective housing is arranged on the mounting platform, the electric rotary table is arranged in the protective housing and is in shaft connection with one end of the first connecting rod, the other end of the first connecting rod is in shaft connection with one end of the second connecting rod, and the other end of the second connecting rod is fixedly connected with the sand screen.
Preferably, a plurality of sand outlets are arranged at the bottom of the inverted-pyramid-shaped bin wall.
Preferably, the conveyor screen machine further comprises: an electromagnetic valve; the electromagnetic valve is arranged at the bottom of the inverted-pyramid-shaped bin wall.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides an among the technical scheme: the device can screen out large-granularity impurities mixed in sand materials by arranging the sand screening net in the sand storage bin, and prevent the impurities from entering a sand box to influence the quality of a workpiece; in addition, the vibrating device is arranged to drive the sand screening net to vibrate, so that the filtering speed of the sand screening net is increased, and meanwhile, filtered large-granularity impurities are shaken off. Finally, through setting up the sand outlet of a plurality of quantities, divide into the stranded with the sand material, in the decentralized transportation to the sand box, prevent that the single strand from carrying the sand material to pile up into the hillock in the sand box, cause the subsequent handling complicacy.
Drawings
Figure 1 is a schematic structural view of a conveying screening machine of the utility model;
FIG. 2 is a schematic view of the installation of the middle sand screen of the present invention;
FIG. 3 is a schematic vertical sectional view of the sand silo of the present invention;
fig. 4 is a schematic structural view of the oscillating device of the present invention;
wherein, 1-gantry hanger; 2-sand storage; 3-screening a sand screen; 4-a shaking device; 5, mounting a platform; 6-a first limiting mechanism; 7-a second limiting mechanism; 8-a shakeout channel; 9-a guide plate; 10-sand outlet; 11-an electromagnetic valve; 201-inverted pyramid-shaped bin wall; 202-right angle cylindrical bin walls; 401-a protective housing; 402-an electric turntable; 403-first connecting rod; 404-second connecting rod.
Detailed Description
For a better understanding of the present invention, reference is made to the accompanying drawings and examples, which are set forth in the following description and are incorporated in the following description.
The embodiment provides a conveying and screening machine, a schematic structural diagram of which is shown in figure 1, and the conveying and screening machine comprises: the device comprises a gantry hanging bracket 1, a sand storage bin 2, a sand screening net 3 and a vibration device 4;
the sand storage bin 2 is integrally formed by a chamfered platform-shaped bin wall 201 and a right-angle cylindrical bin wall 202, and the right-angle cylindrical bin wall 202 is arranged on the gantry hanger 1; the right-angle cylindrical silo wall 202 is arranged on the gantry crane 1 through a connecting rod (as shown in fig. 1). The four side walls of the right-angle cylindrical bin wall 202 are equal in length and have a square cross section.
The installation schematic diagram of the sand screening net is shown in fig. 2, the vertical cross-sectional schematic diagram of the sand storage bin is shown in fig. 3, two opposite side walls of the right-angle cylindrical bin wall 202 are respectively provided with an inserting passage, the transverse length of the sand screening net 3 is longer than the length of the side wall of the right-angle cylindrical bin wall 202, the sand screening net 3 penetrates through the inserting passages, and because the sand screening net 3 is longer than the side walls, a surplus part is left on the outer sides of the two side walls and is used for connecting a fragrance vibrating device 4; the vibrating device 4 is installed on the outer side of the right-angle cylindrical silo wall 202, and the vibrating output end of the vibrating device 4 is fixedly connected with the sand screening net 3 to drive the sand screening net 3 to do transverse periodic vibration in the penetrating channel.
The penetration channels on the two opposite side walls of the right-angle cylindrical silo wall 202 are inclined (the inclined arrangement of the penetration channels can be represented by the installation position of the sand screen in fig. 2), the sand screen 3 sequentially penetrates through the two penetration channels in an inclined manner, the outer side of one side wall is provided with an installation platform 5, and the oscillation device 4 is arranged on the installation platform 5 and is fixedly connected with the sand screen 3; the oscillating output end of the oscillating device 4 is connected with the middle position of the redundant side edge of the screen mesh 3, so that the balance performance in the oscillating process is kept.
The inner sides of the other two opposite side walls of the right-angle cylindrical bin wall 202 are respectively provided with a first limiting mechanism 6 and a second limiting mechanism 7, and the first limiting mechanism 6 is higher than the second limiting mechanism 7 and corresponds to the oblique design of the penetration channel. The sand screen 3 is transversely limited and vibrated under the clamping of the first limiting mechanism 6 and the second limiting mechanism 7.
The right-angle cylindrical silo wall 202 is also provided with a shakeout passage 8, and the shakeout passage 8 is used for discharging large-granularity impurities which do not pass through the sand screening net 3 out of the sand storage silo 2. The shakeout channel 8 corresponds to the second limiting mechanism 7, and impurities with large granularity roll off from the obliquely arranged sand screening net 3 and are discharged through the shakeout channel 8. And a guide plate 9 is arranged at the outlet of the shakeout channel 8 and used for guiding shakeout.
Fig. 4 shows a schematic structural diagram of the oscillation device 4, which includes: a protective housing 401, an electric turntable 402, a first connecting rod 403 and a second connecting rod 404;
the protective shell 401 is arranged on the mounting platform 5, the electric rotating disc 402 is arranged in the protective shell 401 and is connected with one end of the first connecting rod 403 in a shaft mode, the other end of the first connecting rod 403 is connected with one end of the second connecting rod 404 in a shaft mode, and the other end of the second connecting rod 404 is fixedly connected with the sand screening net 3. When the electric turntable 402 rotates, the second connecting rod 404 is stretched back and forth in the transverse direction through two shaft connections.
The sand outlet holes 10 of a plurality of quantities are arranged at the bottom of the inverted-prismatic-table-shaped bulkhead 201, the sand outlet holes of the quantity divide the sand material into a plurality of strands for conveying, and the sand material is conveyed to the bottom of the sand box in a dispersing manner to prevent the single-strand conveying sand material from piling up in the sand box into a hill shape.
The conveying and screening machine further comprises: an electromagnetic valve 11; the electromagnetic valve 11 is arranged at the bottom of the inverted-pyramid-shaped bin wall 201 and used for controlling the discharge amount of the sand outlet 10.
During the use, carry the sand material to storing up in the sand silo 2 through outside scraper, the eminence landing of sand screen 3 is followed to the sand material to carry out lateral vibration through the pulling of vibrating device 4, prevent that the sand material from piling up. The sand material that accords with the size standard falls into the temporary storage in inverted frustum pyramid form bulkhead 201 from sieve sand net 3, and the sand material that does not accord with the size standard rolls from sieve sand net 3 and falls to shakeout passageway 8 department, and the discharge stores up outside the sand silo 2. When the external sand box is conveyed to the production line, the electromagnetic valve 11 is opened, sand is output in a multi-strand manner from the chamfered table-shaped bin wall 201 and falls into the sand box, and the conveying and screening work of the sand is completed.
It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Claims (6)
1. A conveyor screen machine, characterized in that it comprises: the sand screening device comprises a gantry hanging frame (1), a sand storage bin (2), a sand screening net (3) and a vibration device (4);
the sand storage bin (2) is formed by integrally forming a chamfered platform-shaped bin wall (201) and a right-angle cylindrical bin wall (202), and the right-angle cylindrical bin wall (202) is arranged on the gantry hanger (1);
all be provided with the interlude passageway on two relative lateral walls of right angle tube-shape bulkhead (202), screening sand net (3) run through the interlude passageway sets up, vibration device (4) are installed right angle tube-shape bulkhead (202) outside, the vibration output of vibration device (4) with screening sand net (3) rigid coupling drives screening sand net (3) are in do horizontal periodic vibrations in the interlude passageway.
2. The conveying screening machine according to claim 1, characterized in that the inserting channels on two opposite side walls of the right-angle cylindrical silo wall (202) are inclined, the sand screen (3) sequentially penetrates through the two inserting channels in an inclined manner, the outer side of one side wall is provided with a mounting platform (5), and the oscillating device (4) is arranged on the mounting platform (5) and is fixedly connected with the sand screen (3);
the inner sides of the other two opposite side walls of the right-angle cylindrical silo wall (202) are respectively provided with a first limiting mechanism (6) and a second limiting mechanism (7), the first limiting mechanism (6) is higher than the second limiting mechanism (7), and the sand screening net (3) is clamped by the first limiting mechanism (6) and the second limiting mechanism (7) to perform transverse limiting vibration.
3. The conveying and screening machine according to claim 2, characterized in that the right-angle cylindrical bin wall (202) is further provided with a shakeout passage (8), the shakeout passage (8) corresponds to the second limiting mechanism (7), and an outlet of the shakeout passage (8) is provided with a guide plate (9).
4. Conveying screen according to claim 2, characterised in that the oscillating device (4) comprises: the device comprises a protective shell (401), an electric turntable (402), a first connecting rod (403) and a second connecting rod (404);
the protective housing (401) is arranged on the mounting platform (5), the electric rotating disc (402) is mounted in the protective housing (401) and is in shaft connection with one end of the first connecting rod (403), the other end of the first connecting rod (403) is in shaft connection with one end of the second connecting rod (404), and the other end of the second connecting rod (404) is fixedly connected with the sand screening net (3).
5. The conveyor screen according to claim 3, characterised in that the bottom of the inverted-frustum-shaped silo wall (201) is provided with a number of sand outlet openings (10).
6. The conveyor screen machine according to claim 1, further comprising: an electromagnetic valve (11);
the electromagnetic valve (11) is arranged at the bottom of the inverted-frustum-shaped bin wall (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023322303.5U CN214440786U (en) | 2020-12-31 | 2020-12-31 | Conveying screening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023322303.5U CN214440786U (en) | 2020-12-31 | 2020-12-31 | Conveying screening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214440786U true CN214440786U (en) | 2021-10-22 |
Family
ID=78109514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023322303.5U Expired - Fee Related CN214440786U (en) | 2020-12-31 | 2020-12-31 | Conveying screening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214440786U (en) |
-
2020
- 2020-12-31 CN CN202023322303.5U patent/CN214440786U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211022 |