CN112275999A - Sand mixing device is used in hardware casting processing - Google Patents
Sand mixing device is used in hardware casting processing Download PDFInfo
- Publication number
- CN112275999A CN112275999A CN202011204752.1A CN202011204752A CN112275999A CN 112275999 A CN112275999 A CN 112275999A CN 202011204752 A CN202011204752 A CN 202011204752A CN 112275999 A CN112275999 A CN 112275999A
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- China
- Prior art keywords
- sand
- plate
- lower pressing
- device shell
- inlet pipe
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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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/06—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by sieving or magnetic separating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/04—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by grinding, blending, mixing, kneading, or stirring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/04—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by grinding, blending, mixing, kneading, or stirring
- B22C5/0409—Blending, mixing, kneading or stirring; Methods therefor
- B22C5/045—Devices having a horizontal stirrer shaft in a fixed receptacle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/04—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by grinding, blending, mixing, kneading, or stirring
- B22C5/0409—Blending, mixing, kneading or stirring; Methods therefor
- B22C5/0472—Parts; Accessories; Controlling; Feeding; Discharging; Proportioning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/14—Equipment for storing or handling the dressed mould material, forming part of a plant for preparing such material
- B22C5/16—Equipment for storing or handling the dressed mould material, forming part of a plant for preparing such material with conveyors or other equipment for feeding the material
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention discloses a sand mixing device for hardware casting, which comprises a device shell and a spiral conveyor, wherein a lower pressing plate, a sand screening screen plate and a mixing box are sequentially arranged in the device shell from top to bottom, a material inlet and a sand inlet pipe are arranged on the top surface of the device shell, the number of the lower pressing plates is two, the two lower pressing plates are arranged in bilateral symmetry relative to the symmetry plane of the sand inlet pipe, two grinding rollers are arranged between the two lower pressing plates, the upper end of the lower pressing plate is connected with the top surface of the device shell through a connecting plate, the sand screening screen plate is arranged in an inclined mode, a coarse sand outlet pipe is arranged at the lower end of the sand screening screen plate, a box opening is arranged on the top surface of the mixing box, a guide inclined plate is connected between the top surface of the mixing box and the inner side surface of the device shell, a material inlet pipe is arranged at the. Through the setting of screening sand otter board and rolling roller, this device can be filtered initial sand material, avoids fine sand grain to be rolled, has improved work efficiency.
Description
Technical Field
The invention relates to the technical field of casting equipment, in particular to a sand mulling device for hardware casting and processing.
Background
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 a casting technology, pour the liquid into a casting, and obtain a casting with a preset shape, size and performance after cooling and solidification treatment.
Chinese patent publication No. CN108500203A discloses a sand mixing device for a casting machine for hardware production, which can crush and stir large sand grains to avoid the influence of the large sand grains on the use of a sand mixing machine. However, the device uniformly rolls all the input sand grains, and some qualified fine sand does not need to be rolled, so that the rolling efficiency is reduced, and in addition, the rolled sand materials are not checked and screened, so that the quality of the finally output sand materials is difficult to ensure.
Therefore, it is necessary to provide a sand mulling device for casting hardware, aiming at solving the above problems.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a sand mulling device for hardware casting processing, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a sand mixing device for casting and processing hardware comprises a device shell and a spiral conveyor, wherein a lower pressing plate, a sand screening screen plate and a mixing box are sequentially arranged in the device shell from top to bottom, a feeding port and a sand inlet pipe are arranged on the top surface of the device shell, the number of the lower pressing plates is two, the two lower pressing plates are arranged in a bilateral symmetry mode relative to a symmetry plane of the sand inlet pipe, two grinding rollers are arranged between the two lower pressing plates, the upper end of each lower pressing plate is connected with the top surface of the device shell through a connecting plate, the sand screening screen plate is obliquely arranged, a coarse sand outlet pipe is arranged at the lower end of the sand screening screen plate, a box port is arranged on the top surface of the mixing box, a guide inclined plate is connected between the top surface of the mixing box and the inner side surface of the device shell and used for guiding fine sand to the box port, a stirring shaft is arranged in the mixing box, a discharging pipe is, the output end of the coarse sand outlet pipe is positioned right above the feeding pipe, the upper end of the spiral conveyor is provided with a sand outlet, the sand outlet is communicated with the sand inlet pipe through a conveying pipe, and the sand outlet is higher than the sand inlet pipe.
As a further scheme of the invention, the front ends and the rear ends of the lower pressing plates and the connecting plate are fixedly connected with the inner wall of the device shell, the lower pressing plates are obliquely arranged, a space is arranged between the lower ends of the two lower pressing plates, and the rolled sand flows out from the space.
As a further scheme of the invention, the rolling roller is sleeved outside the central shaft, the front end and the rear end of the central shaft are both rotatably connected with the inner wall of the device shell, the rolling roller is coaxially and fixedly connected with the central shaft, the rear of the device shell is provided with a third motor, an output shaft of the third motor is fixedly connected with the central shaft, a gap is arranged between the two rolling rollers, a gap is also arranged between the rolling roller and the lower pressing plate, and coarse sand can be crushed through the gap.
As a further scheme of the invention, the side surface of the sand screen plate is fixedly connected with the inner wall of the device shell, the left end of the sand screen plate is a high end, and the feeding port is positioned on the left side of the lower pressing plate, so that sand materials which are not rolled have sufficient sand screening time.
As a further scheme of the invention, an installation plate is fixedly connected to the inner side surface of the device shell, a second motor is fixedly installed on the installation plate, an output shaft of the second motor is coaxially and fixedly connected with the stirring shaft, stirring blades are fixedly connected to the side surface of the stirring shaft, and the stirring shaft and the stirring blades are used for mixing sand materials.
As a further scheme of the invention, the upper end of the mixing box is connected with an auxiliary material inlet pipe, the auxiliary material inlet pipe penetrates through the side wall of the device shell and is used for conveying auxiliary materials such as molding sand adhesives and the like, the number of the second motors and the number of the stirring shafts are two, and the stirring shafts are horizontally arranged.
As a further scheme of the invention, the screw conveyor is composed of a motor I and a conveyor shell, the conveyor shell is vertically arranged, a rotating shaft is arranged in the conveyor shell, the motor I is fixedly arranged on the top surface of the conveyor shell, an output shaft of the motor I is connected with the rotating shaft, and a screw blade is fixedly connected to the outer side of the rotating shaft.
As a further scheme of the invention, the outer side surface of the device shell is connected with an installation seat, the conveyor shell is fixedly installed on the installation seat, the upper end of the feeding pipe is provided with a bell mouth, and the bell mouth is used for receiving materials flowing out of the coarse sand outlet pipe.
In conclusion, the beneficial effects of the invention are as follows:
through the setting of sieve sand otter board, holding down plate, roll roller and screw conveyer, this device can screen initial sand material, avoids fine sand grain to be rolled, has improved work efficiency, and this device can be examined the sand material after rolling, and unqualified sand material can be sent back automatically and roll once more, has guaranteed the sand material quality of final output, and the holding down plate with roll and form three rolling district between the roller, has increased substantially and has rolled efficiency.
Drawings
Fig. 1 is a schematic front view of an internal structure of a sand mixing device for casting and processing hardware.
Fig. 2 is a schematic structural diagram of a grinding roller in a sand mixing device for hardware casting.
Fig. 3 is a partially enlarged schematic view of a portion a of fig. 1.
Reference numerals: 1-device shell, 2-auxiliary material inlet pipe, 3-mixing box, 5-guide inclined plate, 6-sand screen plate, 7-material inlet, 8-connecting plate, 9-lower pressing plate, 10-sand inlet pipe, 11-grinding roller, 12-material conveying pipe, 13-motor I, 14-conveyor shell, 15-sand outlet, 16-rotating shaft, 17-helical blade, 18-material inlet pipe, 19-bell mouth, 20-coarse sand outlet pipe, 21-mounting seat, 22-mounting plate, 23-motor II, 24-material outlet pipe, 25-box mouth, 26-stirring shaft, 27-stirring blade, 28-central shaft and 29-motor III.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1, 2 and 3, a sand mixing device for hardware casting comprises a device shell 1 and a screw conveyer, wherein a lower pressing plate 9, a sand screening net plate 6 and a mixing box 3 are sequentially arranged in the device shell 1 from top to bottom, a feeding port 7 and a sand inlet pipe 10 are arranged on the top surface of the device shell 1, the number of the lower pressing plates 9 is two, the two lower pressing plates 9 are arranged in bilateral symmetry with respect to the symmetry plane of the sand inlet pipe 10, two grinding rollers 11 are arranged between the two lower pressing plates 9, the upper end of each lower pressing plate 9 is connected with the top surface of the device shell 1 through a connecting plate 8, the sand screening net plate 6 is obliquely arranged, a coarse sand outlet pipe 20 is arranged at the lower end of the sand screening net plate 6, a box port 25 is arranged on the top surface of the mixing box 3, a guide inclined plate 5 is connected between the top surface of the mixing box 3 and the inner side surface of the device shell 1, the guide inclined plate 5 is used for, the inside of mixing box 3 is provided with (mixing) shaft 26, and the bottom of mixing box 3 is provided with discharging pipe 24, screw conveyer's lower extreme is provided with inlet pipe 18, and the output of coarse sand exit tube 20 is located inlet pipe 18 directly over, and screw conveyer's upper end is provided with sand outlet 15, and sand outlet 15 and sand inlet 10 pass through conveying pipeline 12 intercommunication, and sand outlet 15 will be higher than sand inlet 10.
The front end and the rear end of the lower pressing plates 9 and the connecting plate 8 are fixedly connected with the inner wall of the device shell 1, the lower pressing plates 9 are obliquely arranged, a space is arranged between the lower ends of the two lower pressing plates 9, and the rolled sand flows out from the space.
The outside at center pin 28 is established to rolling roller 11 cover, and the front and back end of center pin 28 all rotates with the inner wall of device casing 1 to be connected, rolling roller 11 and the coaxial fixed connection of center pin 28, install three 29 of motors behind the device casing 1, three 29's of motors output shaft and center pin 28 fixed connection are provided with the clearance between two rolling rollers 11, also are provided with the clearance between rolling roller 11 and the holding down plate 9, and the grit passes through the clearance will be crushed.
The side of the sand screen plate 6 is fixedly connected with the inner wall of the device shell 1, the left end of the sand screen plate 6 is high-end, the feeding port 7 is located on the left side of the lower pressing plate 9, and therefore sand materials which are not rolled have sufficient sand screening time.
Example 2
Referring to fig. 1, fig. 2 and fig. 3, this embodiment is further described with respect to a sand mixing device for hardware casting processing described in specific example 1, in this embodiment, an installation plate 22 is fixedly connected to an inner side surface of a device housing 1, a second motor 23 is fixedly installed on the installation plate 22, an output shaft of the second motor 23 is coaxially and fixedly connected to a stirring shaft 26, a stirring blade 27 is fixedly connected to a side surface of the stirring shaft 26, and the stirring shaft 26 and the stirring blade 27 are used for mixing sand.
The upper end of mixing box 3 is connected with auxiliary material admission pipe 2, and auxiliary material admission pipe 2 runs through the lateral wall of device casing 1, and auxiliary material admission pipe 2 is used for carrying auxiliary materials such as molding sand adhesive, the quantity of motor two 23 and (mixing) shaft 26 is two, and the (mixing) shaft 26 level sets up.
The spiral conveyor is composed of a motor I13 and a conveyor shell 14, the conveyor shell 14 is vertically arranged, a rotating shaft 16 is arranged inside the conveyor shell 14, the motor I13 is fixedly installed on the top surface of the conveyor shell 14, an output shaft of the motor I13 is connected with the rotating shaft 16, and a spiral blade 17 is fixedly connected to the outer side of the rotating shaft 16.
The device is characterized in that a mounting seat 21 is connected to the outer side face of the device shell 1, the conveyor shell 14 is fixedly mounted on the mounting seat 21, a bell mouth 19 is arranged at the upper end of the feeding pipe 18, the bell mouth 19 is used for receiving materials flowing out of the coarse sand outlet pipe 20, and other structures and connection modes of the device are completely the same as those of the device in the specific embodiment 1.
The working process of the embodiment of the invention is as follows: with initial sand material from pan feeding mouth 7 pouring into device casing 1's inside, initial sand material falls on sieve sand screen board 6, sieve sand screen board 6 screens the sand material, fine sand falls in mixing box 3, mixing box 3 mixes sand material and auxiliary material, coarse sand flows out and gets into among the screw conveyer from coarse sand exit tube 20, screw conveyer sends coarse sand to into sand pipe 10, the roller 11 rolls coarse sand with holding down plate 9, sand material after rolling falls once more in sieve sand screen board 6, qualified sand material can get into in mixing box 3, unqualified sand material gets back to the screw conveyer once more, so circulate, the quality of the sand material of output has been guaranteed.
The present invention has been described in detail with reference to the preferred embodiments thereof, and it should be understood that the invention is not limited thereto, but is intended to cover modifications, equivalents, and improvements within the spirit and scope of the present invention.
Claims (8)
1. The utility model provides a sand mixing device for hardware casting processing, includes device casing (1) and screw conveyer, its characterized in that, the inside of device casing (1) is from last to having set gradually holding down plate (9), sieve sand otter board (6) and mixing box (3) down, and the top surface of device casing (1) is provided with pan feeding mouth (7) and sand inlet pipe (10), and the quantity of holding down plate (9) is two, and two holding down plate (9) set up about the symmetry plane bilateral symmetry of sand inlet pipe (10), are provided with two roll-milling roller (11) between two holding down plate (9), and the upper end of holding down plate (9) is passed through connecting plate (8) with the top surface of device casing (1) and is connected, sieve sand otter board (6) slope sets up, and the low end department of sieve sand otter board (6) is provided with coarse sand (20), be provided with exit tube mouth (25) on the top surface of mixing box (3), be connected with direction swash plate (5) between the medial surface of the top surface of mixing box (3) and device casing (1), the inside of mixing box (3) is provided with (mixing) shaft (26), and the bottom of mixing box (3) is provided with discharging pipe (24), screw conveyer's lower extreme is provided with inlet pipe (18), and the output of grit exit tube (20) is located inlet pipe (18) directly over, and screw conveyer's upper end is provided with sand outlet (15), and sand outlet (15) and sand inlet (10) are through conveying pipeline (12) intercommunication.
2. The sand mixing device for the hardware casting and processing according to claim 1, wherein the front end and the rear end of the lower pressing plate (9) and the connecting plate (8) are fixedly connected with the inner wall of the device shell (1), the lower pressing plate (9) is arranged in an inclined mode, and a space is formed between the lower ends of the two lower pressing plates (9).
3. The sand mixing device for the hardware casting and processing according to claim 2, wherein the rolling roller (11) is sleeved outside the central shaft (28), the front end and the rear end of the central shaft (28) are both rotationally connected with the inner wall of the device shell (1), the rolling roller (11) is coaxially and fixedly connected with the central shaft (28), a motor III (29) is installed behind the device shell (1), the output shaft of the motor III (29) is fixedly connected with the central shaft (28), a gap is formed between the two rolling rollers (11), and a gap is also formed between the rolling roller (11) and the lower pressing plate (9).
4. The sand mixing device for the hardware casting and processing according to claim 1, wherein the side surface of the sand screen plate (6) is fixedly connected with the inner wall of the device shell (1), the left end of the sand screen plate (6) is a high end, and the feeding port (7) is positioned on the left side of the lower pressing plate (9).
5. The sand mixing device for the hardware casting and processing according to claim 1, wherein a mounting plate (22) is fixedly connected to the inner side surface of the device shell (1), a second motor (23) is fixedly mounted on the mounting plate (22), an output shaft of the second motor (23) is fixedly connected with a stirring shaft (26) in a coaxial mode, and a stirring blade (27) is fixedly connected to the side surface of the stirring shaft (26).
6. The sand mixing device for hardware casting according to claim 5, wherein an auxiliary material inlet pipe (2) is connected to the upper end of the mixing box (3), the auxiliary material inlet pipe (2) penetrates through the side wall of the device shell (1), the number of the second motor (23) and the number of the stirring shafts (26) are two, and the stirring shafts (26) are horizontally arranged.
7. The sand mixing device for the hardware casting and processing according to claim 1, wherein the screw conveyor consists of a first motor (13) and a conveyor housing (14), the conveyor housing (14) is vertically arranged, a rotating shaft (16) is arranged inside the conveyor housing (14), the first motor (13) is fixedly installed on the top surface of the conveyor housing (14), an output shaft of the first motor (13) is connected with the rotating shaft (16), and a spiral blade (17) is fixedly connected to the outer side of the rotating shaft (16).
8. The sand mulling device for hardware casting according to claim 7, characterized in that a mounting seat (21) is connected to the outer side surface of the device shell (1), the conveyor shell (14) is fixedly mounted on the mounting seat (21), and a bell mouth (19) is arranged at the upper end of the feeding pipe (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011204752.1A CN112275999A (en) | 2020-11-02 | 2020-11-02 | Sand mixing device is used in hardware casting processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011204752.1A CN112275999A (en) | 2020-11-02 | 2020-11-02 | Sand mixing device is used in hardware casting processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112275999A true CN112275999A (en) | 2021-01-29 |
Family
ID=74353987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011204752.1A Withdrawn CN112275999A (en) | 2020-11-02 | 2020-11-02 | Sand mixing device is used in hardware casting processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112275999A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113290202A (en) * | 2021-05-24 | 2021-08-24 | 重庆方汀机械制造有限责任公司 | Precoated sand production equipment |
| CN114905005A (en) * | 2022-02-15 | 2022-08-16 | 江西樟树市福铃内燃机配件有限公司 | Internal combustion engine accessory sand treatment production line and production process thereof |
| CN115490237A (en) * | 2022-09-09 | 2022-12-20 | 连云港福东正佑照明电器有限公司 | Equipment and method for purifying quartz sand in high-temperature atmosphere |
-
2020
- 2020-11-02 CN CN202011204752.1A patent/CN112275999A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113290202A (en) * | 2021-05-24 | 2021-08-24 | 重庆方汀机械制造有限责任公司 | Precoated sand production equipment |
| CN114905005A (en) * | 2022-02-15 | 2022-08-16 | 江西樟树市福铃内燃机配件有限公司 | Internal combustion engine accessory sand treatment production line and production process thereof |
| CN115490237A (en) * | 2022-09-09 | 2022-12-20 | 连云港福东正佑照明电器有限公司 | Equipment and method for purifying quartz sand in high-temperature atmosphere |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210129 |
|
| WW01 | Invention patent application withdrawn after publication |