CN210059699U - Sand mixing device for casting machine for hardware production - Google Patents
Sand mixing device for casting machine for hardware production Download PDFInfo
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- CN210059699U CN210059699U CN201920377271.7U CN201920377271U CN210059699U CN 210059699 U CN210059699 U CN 210059699U CN 201920377271 U CN201920377271 U CN 201920377271U CN 210059699 U CN210059699 U CN 210059699U
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- mixing box
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Abstract
The utility model relates to the technical field of hardware casting machinery, and discloses a sand mixing device for casting machinery for hardware production, which comprises a bracket and a mixing box; a feeding hopper is arranged in the middle of the top of the support, a mixing box is arranged right below the feeding hopper, a screen with a conical structure is fixedly mounted at the top of the mixing box, and a vertical stirring rod is arranged in the mixing box; two groups of supporting plates are arranged at the lower side of the bottom end of the screen, a compression roller is arranged on each supporting plate, extending blocks are fixedly arranged at two ends of each compression roller, an installation frame is sleeved on each extending block, a piston rod is fixedly connected to one end of each installation frame, and an air cylinder is arranged at the tail end of each piston rod; one side of the support plate close to the side wall of the mixing box is provided with a feed opening, the bottom of the feed opening is communicated with a feed channel, and the bottom of the feed channel is communicated with the inside of the mixing box. The utility model has the advantages that: the working efficiency is high, the speed is high, and the practicability is strong.
Description
Technical Field
The utility model relates to a five metals casting machine technical field specifically is a sand mulling device for casting machine for hardware production.
Background
Casting is one of the fundamental processes in the modern machine manufacturing industry. Casting is developed gradually in China as a metal hot working process. The casting machine is to melt metal into liquid meeting certain requirements by using the technology, pour the liquid into a casting mold, and obtain a casting with a preset shape, size and performance after cooling and solidification treatment.
Chinese patent (publication No. CN 108500203A, publication No. 2018.09.07) discloses a sand mixing device for casting machinery for producing hardware, which comprises a bottom plate, a fixed frame plate is fixedly arranged at the upper end of the bottom plate, a crushing device is fixedly arranged at the upper end of the middle part of the fixed frame plate, a fixed plate is fixedly arranged at the upper end of the crushing device, a cover plate is fixedly arranged at the upper end of the fixed frame plate, feed inlets are fixedly arranged at both sides of the upper end of the cover plate, a crushing and mixing cavity is fixedly arranged at the lower end of the feed inlet, a discharge valve is fixedly arranged at the bottom of the crushing and mixing cavity, a second motor is fixedly arranged at the lower end of the middle part of the cover plate, a second rotating shaft is fixedly connected with an output shaft of the, this sand mulling device for casting machine for hardware production can reach and pulverize the stirring to bulky sand grain, avoids big sand grain to cause the influence to the use of roller mill. However, the device uniformly mixes and rolls the input sand grains, so that some sand grains with smaller grains are easy to appear and do not need to be rolled, and the device is easy to do useless work, thereby causing low working efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hardware production is with casting sand mulling device for machinery to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a sand mixing device for casting machinery for hardware production comprises a bracket and a mixing box; the middle position of the top of the bracket is provided with a feeding funnel, and sand grains to be treated can be conveyed downwards through the feeding funnel. Set up to the mixing box under feed hopper, the top fixed mounting of mixing box has the screen cloth that is the circular cone type structure, can screen the sand grain that falls in the feed hopper through the screen cloth. The inside of mixing box is provided with vertical puddler, and from the top down has welded the stirring vane of a plurality of helical structure of group in proper order on the puddler, and the bottom that the mixing box was passed to the bottom of puddler rotates and is connected with the motor, and bottom one side of mixing box is provided with the discharge gate, can export the sand grain after handling through the discharge gate. The stirring rod is driven to rotate by the starting motor, so that sand inside the mixing box is mixed and stirred. The bottom downside of screen cloth is provided with two sets of backup pads, and the one end fixed connection of backup pad is on the lateral wall of mixing box, and the other end fixed connection of backup pad is in support one side, and bracing piece fixed connection is passed through at the top of support in the middle part of backup pad. The sand particles that pass through the screen and are larger in size and do not enter the interior of the mixing box roll down to the surface of the support plate. Be provided with the compression roller in the backup pad, the both ends fixed mounting of compression roller has the extension piece, and the cover is equipped with the mounting bracket on the extension piece, and the mounting bracket is U type structure, the one end fixedly connected with piston rod of mounting bracket, and the end of piston rod is provided with the cylinder, and the bottom mounting of cylinder places the upper surface in the backup pad. The piston rod is driven to move left and right by starting the air cylinder, so that the compression roller is driven to roll left and right on the supporting plate, and sand particles on the supporting plate are extruded.
One side of the support plate close to the side wall of the mixing box is provided with a feed opening, the bottom of the feed opening is communicated with a feed channel, and the bottom of the feed channel is communicated with the inside of the mixing box.
As a further aspect of the present invention: the bottom end of the bracket is fixedly provided with an anti-slip block used for keeping the bottom of the bracket stable.
As a further aspect of the present invention: an air valve used for controlling the air flow in the blanking channel is arranged on the blanking channel.
As a further aspect of the present invention: the top of feed opening is provided with two sets of top caps, and one end of top cap articulates at the top of feed opening, and the bottom elastic connection of top cap has the spring. The lower part of unloading passageway is provided with a set of air pump, and the bottom of air pump is supported by the extension board, and the one end fixed mounting of extension board is on the lateral wall of mixing box, and the air pump can be gaseous to the inside input of unloading passageway to this increases the inside pressure of unloading passageway, thereby makes the top cap when receiving great pressure, also can not rotate downwards. After the sand on the surface of the supporting plate is rolled, the air pump is started again to suck air to the outside of the discharging channel, so that the pressure inside the discharging channel is reduced, then the top cover rotates downwards under the action of force, so that the sand on the surface of the supporting plate falls into the discharging channel, and then enters the inside of the mixing box to be mixed and stirred.
As a further aspect of the present invention: the bottom both sides of screen cloth are provided with the threaded rod, and the lateral wall of mixing box is passed to the end of threaded rod, and threaded connection has the nut on the threaded rod that is located the mixing box outside, through the nut with the tight lock of threaded rod on the lateral wall of mixing box to with the stable top of installing at the mixing box of screen cloth, be convenient for the installation and the dismantlement of screen cloth through threaded rod and nut, thereby improve the work efficiency of this device.
Compared with the prior art, the beneficial effects of the utility model are that: the screen is arranged, so that sand grains can be screened conveniently and rapidly, and then stirring and rolling treatment are carried out respectively, so that the working efficiency is high; the top cover, the blanking channel and the air pump are arranged, so that sand grains on the supporting plate can be rapidly conveyed; the threaded rod and the nut are convenient for the installation and the disassembly of the screen, thereby improving the working efficiency of the device. The utility model has the advantages that: the working efficiency is high, the speed is high, and the practicability is strong.
Drawings
Fig. 1 is a schematic structural diagram of a sand mixing device for a casting machine for producing hardware.
Fig. 2 is a schematic structural diagram of a feed opening in a sand mulling device for casting machinery for hardware production.
FIG. 3 is a schematic top view showing the structure of a press roll in a sand mixing device for a casting machine for producing a metal part.
Fig. 4 is an enlarged schematic view of a in fig. 1.
Wherein: the device comprises a support 10, an anti-skid block 11, a mixing box 12, a feeding hopper 13, a screen 14, a stirring rod 15, a stirring blade 16, a discharge hole 17, a motor 18, a supporting plate 19, a supporting rod 20, an air cylinder 21, a piston rod 22, a mounting frame 23, a pressing roller 24, an extension block 25, a blanking channel 26, a blanking hole 27, an air pump 28, an air valve 29, a top cover 30, a spring 31, a threaded rod 32 and a nut 33.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
The first embodiment is as follows:
referring to fig. 1-4, a sand mulling apparatus for a casting machine for hardware production includes a frame 10 and a mixing box 12; the bottom end of the bracket 10 is fixedly provided with an anti-skid block 11 for keeping the bottom of the bracket 10 stable. The support 10 is provided at a top middle position with a feed funnel 13, through which feed funnel 13 sand grains to be treated can be conveyed downwards. Set up to mixing box 12 under feed hopper 13, mixing box 12's top fixed mounting has the screen cloth 14 that is the circular cone type structure, can screen the sand grain that falls in feed hopper 13 through screen cloth 14. The inside of mixing box 12 is provided with vertical puddler 15, and from the top down has welded the stirring vane 16 of a plurality of helical structure of group in proper order on the puddler 15, and the bottom that mixing box 12 was passed to the bottom of puddler 15 rotates and is connected with motor 18, and bottom one side of mixing box 12 is provided with discharge gate 17, can export the sand grain after handling through discharge gate 17. The stirring rod 15 is rotated by the starter motor 18, and the sand grains inside the mixing tank 12 are mixed and stirred. Two groups of supporting plates 19 are arranged on the lower side of the bottom end of the screen 14, one end of each supporting plate 19 is fixedly connected to the side wall of the mixing box 12, the other end of each supporting plate 19 is fixedly connected to one side of the support 10, and the middle of each supporting plate 19 is fixedly connected to the top of the support 10 through a supporting rod 20. The sand particles that pass through the screen 14 and are larger particles that do not enter the interior of the mixing box 12 roll down to the surface of the support plate 19. Be provided with compression roller 24 in the backup pad 19, compression roller 24's both ends fixed mounting has extension piece 25, and the cover is equipped with mounting bracket 23 on the extension piece 25, and mounting bracket 23 is U type structure, and mounting bracket 23's one end fixedly connected with piston rod 22, piston rod 22's end are provided with cylinder 21, and cylinder 21's bottom mounting places the upper surface at backup pad 19. The piston rod 22 is driven to move left and right by starting the air cylinder 21, and then the compression roller 24 is driven to roll left and right on the supporting plate 19, so that sand particles on the supporting plate 19 are extruded.
A feed opening 27 is arranged at one side of the support plate 19 close to the side wall of the mixing box 12, the bottom of the feed opening 27 is communicated with a feed channel 26, an air valve 29 for controlling the air flow in the feed channel 26 is arranged on the feed channel 26, and the bottom end of the feed channel 26 is communicated with the inside of the mixing box 12. Two groups of top covers 30 are arranged at the top of the feed opening 27, one end of each top cover 30 is hinged to the top of the feed opening 27, and the bottom of each top cover 30 is elastically connected with a spring 31. A set of air pumps 28 is disposed below the discharging channel 26, the bottoms of the air pumps 28 are supported by an extension plate, one end of the extension plate is fixedly mounted on the side wall of the mixing box 12, and the air pumps 28 can input air into the discharging channel 26 to increase the pressure inside the discharging channel 26, so that the top cover 30 cannot rotate downward when receiving a large pressure. After the grinding of the sand on the surface of the supporting plate 19 is completed, the air pump 28 is started again to suck air to the outside of the blanking channel 26, so as to reduce the pressure inside the blanking channel 26, and then the top cover 30 rotates downwards under the action of force, so that the sand on the surface of the supporting plate 19 falls into the blanking channel 26 and then enters the inside of the mixing box 12 to be mixed and stirred.
The utility model discloses a theory of operation is: firstly, the sand grains to be mixed are conveyed downwards through the feeding hopper 13, then are screened through the screen 14, the small grains enter the mixing box 12 through the screen 14 to be stirred and mixed, then the large grains fall onto the surface of the supporting plate 19, then are rolled through the pressing roller 24, finally are input into the mixing box 12 through the blanking channel 26 to be mixed and stirred, and finally the sand grains after being mixed are output through the discharge hole 17.
Example two:
on the basis of the first embodiment, threaded rods 32 are arranged on two sides of the bottom of the screen 14, the tail ends of the threaded rods 32 penetrate through the side wall of the mixing box 12, nuts 33 are connected to the threaded rods 32 on the outer side of the mixing box 12 in a threaded mode, the threaded rods 32 are tightly locked on the side wall of the mixing box 12 through the nuts 33, the screen 14 is stably installed on the top of the mixing box 12, installation and disassembly of the screen 14 are facilitated through the threaded rods 32 and the nuts 33, and therefore working efficiency of the device is improved.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (6)
1. A sand mixing device for casting machinery for producing hardware comprises a bracket (10) and a mixing box (12); the automatic feeding device is characterized in that a screen (14) with a conical structure is fixedly mounted at the top of the mixing box (12), a vertical stirring rod (15) is arranged inside the mixing box (12), a plurality of groups of stirring blades (16) with spiral structures are sequentially welded on the stirring rod (15) from top to bottom, the bottom end of the stirring rod (15) penetrates through the bottom of the mixing box (12) and is rotatably connected with a motor (18), and a discharge hole (17) is formed in one side of the bottom of the mixing box (12);
two groups of supporting plates (19) are arranged on the lower side of the bottom end of the screen (14), one ends of the supporting plates (19) are fixedly connected to the side wall of the mixing box (12), the other ends of the supporting plates (19) are fixedly connected to one side of the support (10), the middle of each supporting plate (19) is fixedly connected to the top of the support (10) through a supporting rod (20), a pressing roller (24) is arranged on each supporting plate (19), extending blocks (25) are fixedly mounted at two ends of each pressing roller (24), a mounting frame (23) is sleeved on each extending block (25), a piston rod (22) is fixedly connected to one end of each mounting frame (23), an air cylinder (21) is arranged at the tail end of each piston rod (22), and the bottom end of each;
a feed opening (27) is arranged on one side of the support plate (19) close to the side wall of the mixing box (12), the bottom of the feed opening (27) is communicated with a feed channel (26), and the bottom end of the feed channel (26) is communicated with the inside of the mixing box (12).
2. The sand mulling device for casting machinery used for producing hardware according to claim 1, characterized in that the bottom end of the bracket (10) is fixedly provided with an anti-slip block (11) for keeping the bottom of the bracket (10) stable.
3. The sand mulling device for casting machinery used for producing hardware as recited in claim 2, wherein the mounting bracket (23) is of a U-shaped structure.
4. A sand mixing device for a casting machine for producing hardware according to claim 3, characterized in that the blanking channel (26) is provided with a gas valve (29) for controlling the gas flow inside the blanking channel (26).
5. The sand mixing device for the casting machine for producing the hardware is characterized in that two groups of top covers (30) are arranged at the top of the feed opening (27), one end of each top cover (30) is hinged to the top of the feed opening (27), springs (31) are elastically connected to the bottoms of the top covers (30), a group of air pumps (28) are arranged below the feed channel (26), the bottoms of the air pumps (28) are supported by extension plates, and one ends of the extension plates are fixedly installed on the side walls of the mixing box (12).
6. A sand mixing device for a casting machine for hardware production according to any one of claims 1 to 5, characterized in that threaded rods (32) are arranged on both sides of the bottom of the screen (14), the ends of the threaded rods (32) penetrate through the side walls of the mixing box (12), and nuts (33) are connected to the threaded rods (32) on the outer side of the mixing box (12) in a threaded manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920377271.7U CN210059699U (en) | 2019-03-22 | 2019-03-22 | Sand mixing device for casting machine for hardware production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920377271.7U CN210059699U (en) | 2019-03-22 | 2019-03-22 | Sand mixing device for casting machine for hardware production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210059699U true CN210059699U (en) | 2020-02-14 |
Family
ID=69434202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920377271.7U Expired - Fee Related CN210059699U (en) | 2019-03-22 | 2019-03-22 | Sand mixing device for casting machine for hardware production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210059699U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111957382A (en) * | 2020-07-14 | 2020-11-20 | 安徽宜安精密机械零部件有限公司 | Tectorial membrane sand shell type is retrieved with broken deironing device |
| CN112936597A (en) * | 2021-02-24 | 2021-06-11 | 乐伟波 | Mortar mixing arrangement with high-efficient mixed structure |
-
2019
- 2019-03-22 CN CN201920377271.7U patent/CN210059699U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111957382A (en) * | 2020-07-14 | 2020-11-20 | 安徽宜安精密机械零部件有限公司 | Tectorial membrane sand shell type is retrieved with broken deironing device |
| CN111957382B (en) * | 2020-07-14 | 2021-09-28 | 安徽宜安精密机械零部件有限公司 | Tectorial membrane sand shell type is retrieved with broken deironing device |
| CN112936597A (en) * | 2021-02-24 | 2021-06-11 | 乐伟波 | Mortar mixing arrangement with high-efficient mixed structure |
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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: 20200214 Termination date: 20210322 |