阅读说明：本技术 一种铸造用型砂回收处理装置 (Molding sand recovery processing apparatus for casting ) 是由 李孙德 张益艳 于 2021-09-13 设计创作，主要内容包括：本产品为一种铸造用型砂回收处理装置,涉及铸件制造技术领域：包括机壳,所述机壳顶部设有上料口而内部安装有下料辊及筛分筒,所述筛分筒内活动安装有若干个破碎辊,所述机壳内部被竖直设置的隔板分隔成精筛舱及粗碎舱,所述下料辊位于精筛舱内且其上方活动设置有分料板,位于所述下料辊下方依次设置有倾斜方向相反的第一磁板及第二磁板,所述筛分筒位于粗碎舱内,所述机壳在粗碎舱外侧设置有中转料箱,所述中转料箱通过送料管与机壳顶端相连接；本发明具有如下有益效果：本发明能够将结块型砂与未结块型砂有效分离并分别处理,不仅能够提升处理效率,还可以有效提高结块型砂的分散程度。(This product is a molding sand recovery processing device for casting, relates to foundry goods and makes technical field: the crusher comprises a shell, wherein a feeding hole is formed in the top of the shell, a discharging roller and a screening cylinder are arranged in the shell, a plurality of crushing rollers are movably arranged in the screening cylinder, the interior of the shell is divided into a fine screening cabin and a coarse crushing cabin by a vertically arranged partition plate, the discharging roller is positioned in the fine screening cabin, a material distributing plate is movably arranged above the discharging roller, a first magnetic plate and a second magnetic plate which are opposite in inclination direction are sequentially arranged below the discharging roller, the screening cylinder is positioned in the coarse crushing cabin, a transfer box is arranged on the outer side of the coarse crushing cabin, and the transfer box is connected with the top end of the shell through a feeding pipe; the invention has the following beneficial effects: the invention can effectively separate and treat the caking molding sand and the non-caking molding sand respectively, thereby not only improving the treatment efficiency, but also effectively improving the dispersion degree of the caking molding sand.)

1. The utility model provides a molding sand recovery processing device for casting, includes the casing, the casing top is equipped with the material loading mouth and internally mounted has a feed roller and a screening section of thick bamboo, movable mounting has a plurality of crushing roller in the screening section of thick bamboo, a serial communication port, fine screen cabin and coarse crushing cabin are separated into by vertical baffle to the casing is inside, the activity of feed roller top is provided with the branch flitch, is located the feed roller below has set gradually two opposite magnetic plates of slope direction, the casing is provided with the transfer workbin in coarse crushing cabin outside, the transfer workbin is connected to the fine screen cabin through the conveying pipe.

2. The molding sand recycling device for casting as claimed in claim 1, wherein the material distributing plate is installed in the fine screening chamber via a rotating base and is in an inclined state, and a return spring is connected between the material distributing plate and the rotating base.

3. The molding sand recycling device for casting as claimed in claim 2, wherein the material distributing plate has a higher end facing the coarse crushing chamber and a lower end provided with a stopper pin, and the partition plate has a first discharging opening at a position corresponding to the higher end of the material distributing plate.

4. The molding sand recovery processing device for casting as claimed in claim 3, wherein the coarse crushing cabin is provided with a plurality of crushing blades at an outlet of the first feed opening, a hopper is arranged below the crushing blades, and the hopper is communicated with the screening cylinder.

5. The molding sand recycling device for casting as claimed in claim 4, wherein the screening cylinder is provided with screening holes uniformly and symmetrically arranged with a cross mounting frame, and the crushing roller is movably arranged on the cross mounting frame.

6. The molding sand recycling device for casting as claimed in claim 5, wherein an inclined sliding plate is arranged below the screening cylinder, a second feed opening is arranged on the casing at a position corresponding to a lower end of the sliding plate, and the second feed opening is communicated with the intermediate material box.

7. The molding sand recycling device for casting as claimed in claim 1, wherein a roller is disposed above one of the magnetic plates, and the casing is provided with a discharge hole at a position corresponding to a lower end of the other magnetic plate.

Technical Field

The invention relates to the technical field of casting manufacturing, and particularly discloses a molding sand recovery processing device for casting.

Background

The casting is a technological process of smelting metal into liquid meeting certain requirements, pouring the liquid into a casting mold, cooling, solidifying and cleaning to obtain a casting with a preset shape, size and performance. The cast blank is nearly formed, so that the purposes of no machining or less machining are achieved, the cost is reduced, and the manufacturing time is reduced to a certain extent.

Sand casting refers to a casting method for producing castings in a sand mold, wherein molding sand is a basic raw material for manufacturing molding sand in sand casting, and the molding sand needs to be recycled in order to reduce production cost, but the molding sand after casting contains various impurities, so that the molding sand needs to be screened to remove the impurities.

The molding sand after the casting is accomplished is easy to agglomerate, and screening plant among the prior art, when screening to the molding sand, can't quick effectual molding sand of breaking up the caking, leads to the screening inefficiency, still can influence the rate of recovery of molding sand, causes the molding sand extravagant.

Patent document with application number CN202011293070.2 discloses a high-efficiency anti-blocking molding sand sieving device for casting, in the sieving process, the turnover blade can stir the molding sand, so that the molding sand can be sieved more sufficiently, and the turnover blade can stir the sieving cylinder, and at the same time, the molding sand and the broken balls can move up and down relatively, so that the molding sand can pass through the broken blocks, the molding sand can be scattered, the influence of the molding sand blocks on the sieving can be eliminated, the sieving efficiency can be obviously improved, and the recovery rate of the molding sand can be improved The molding sand recovery processing device has higher efficiency.

Disclosure of Invention

In order to solve the problems, the invention provides a molding sand recovery processing device for casting, which is used for overcoming the defects in the prior art.

The invention is realized by the following technical scheme:

the utility model provides a molding sand recovery processing device for casting, includes the casing, the casing top is equipped with the material loading mouth and internally mounted has a feed roller and a screening section of thick bamboo, movable mounting has a plurality of crushing roller in the screening section of thick bamboo, fine screen cabin and coarse crushing cabin are separated into by the baffle of vertical setting to the casing is inside, the feed roller is located fine screen cabin and its top activity is provided with the branch flitch, is located the feed roller below has set gradually opposite first magnetic sheet of slope direction and second magnetic sheet, the screening section of thick bamboo is located the coarse crushing cabin, the casing is provided with the transfer workbin in coarse crushing cabin outside, the transfer workbin passes through the conveying pipe and is connected with fine screen cabin top.

As a further optimization of the scheme, the material distributing plate is installed in the fine screening cabin through the rotating base and is in an inclined state, and a return spring is connected between the lower end of the material distributing plate and the rotating base.

As a further optimization of the scheme, the higher end of the material distributing plate faces the coarse crushing cabin, a limiting pin is arranged below the lower end of the material distributing plate and can limit the rotation amplitude of the material distributing plate, and the partition plate is provided with a first discharging opening at a position corresponding to the higher end of the material distributing plate.

As a further optimization of the scheme, the coarse crushing cabin is provided with a plurality of crushing blades at the outlet of the first feed opening through a first rotating shaft, a material receiving hopper is arranged below the crushing blades and connected with the top end of the screening barrel through a discharging pipe, and caking treated by the crushing blades is further crushed and refined in the screening barrel.

As a further optimization of the scheme, the screening cylinder body is evenly provided with screening holes, the inside of the screening cylinder body is vertically provided with a second rotating shaft, cross-shaped mounting frames are installed at two ends of the second rotating shaft, and the crushing roller is movably installed on the cross-shaped mounting frames.

As a further optimization of the scheme, the crushing roller is in contact with the inner wall of the screening cylinder.

As a further optimization of the above scheme, an inclined sliding plate is arranged below the sieving cylinder, a second feed opening is formed in the position, corresponding to the lower end of the sliding plate, of the machine shell, and the second feed opening is communicated with the transfer material box.

As a further optimization of the above scheme, a roller is arranged above the lower end of the first magnetic plate, and a discharge hole is formed in the casing at a position corresponding to the lower end of the second magnetic plate.

The invention has the following beneficial effects:

1) according to the molding sand recovery processing device for casting, the caking molding sand and the non-caking molding sand can be effectively separated through the material distribution plate, and are respectively processed, so that the processing efficiency can be effectively improved, and the influence on the processing effect due to incomplete grinding and impurity removal caused by mutual mixing of the caking molding sand and the non-caking molding sand can be avoided.

2) According to the molding sand recovery processing device for casting, disclosed by the invention, molding sand agglomerates are crushed and milled in the coarse crushing cabin and then enter the fine screening cabin through the feeding pipe for secondary processing, so that the dispersion degree is higher, and the processing effect is further improved.

3) According to the molding sand recovery processing device for casting, disclosed by the invention, the first magnetic plate and the second magnetic plate are arranged, so that metal impurities remained in molding sand can be adsorbed and removed, and the adverse effect on subsequent secondary use is prevented.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic external perspective view of the present invention;

FIG. 2 is a front view of the internal three-dimensional structure of the present invention;

FIG. 3 is a plan view with internal cutaway of the present invention;

FIG. 4 is a schematic view of the internal structure of the sieving cylinder of the present invention;

FIG. 5 is a schematic view of the structure of the hopper of the present invention;

in the figure: 1-a machine shell, 101-a partition plate, 102-a fine screen cabin, 103-a coarse crushing cabin, 104-a first feed opening, 105-a discharge opening, 106-a second feed opening, 2-a feed opening, 3-a middle rotating box, 4-a feed pipe, 401-a horizontal leaf dragon, 402-a vertical leaf dragon, 5-a material distributing plate, 6-a rotating base, 7-a return spring and 8-a limiting pin, 9-blanking roller, 10-first magnetic plate, 11-grinding roller, 12-second magnetic plate, 13-first rotating shaft, 14-crushing blade, 15-material holding hopper, 16-blanking pipe, 17-screening cylinder, 1701-screening hole, 18-second rotating shaft, 19-cross mounting frame, 20-crushing roller, 21-bracket and 22-sliding plate.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the invention and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail with reference to the accompanying drawings 1 to 5, in conjunction with the embodiments.

Examples

The embodiment discloses a molding sand recovery processing device for casting, which comprises a machine shell 1, wherein the top of the machine shell 1 is provided with a feeding port 2, the machine shell 1 is divided into a left cabin area and a right cabin area by a vertical partition plate 101, the left cabin area and the right cabin area are respectively a fine screening cabin 102 and a coarse crushing cabin 103, the upper end of the fine screening cabin 102 is movably provided with a material distribution plate 5 through a rotating base 6, the material distribution plate 5 is at a certain inclination angle in a normal state, the higher end of the material distribution plate 5 faces the coarse crushing cabin 103, a return spring 7 is connected between the lower end of the material distribution plate 5 and the rotating base 6, the partition plate 101 is provided with a first discharging port 104 at the position corresponding to the higher end of the material distribution plate 5, the fine screening cabin 102 is communicated with the coarse crushing cabin 103 through the first discharging port 104, a limiting pin 8 for preventing the overlarge swing amplitude of the material distribution plate 5 is arranged below the lower end of the material distribution plate 5, discharging rollers 9 are movably arranged between the inner walls at the front side and the rear side of the fine screening cabin 102, the discharging rollers 9 are composed of two horizontal roller bodies tangent to the outer circumference and are arranged below the lower end of the material distribution plate 5, the blanking roller 9 can further extrude and crush the fine molding sand conveyed by the material distributing plate 5, the content of doped fine agglomerates in the fine molding sand is effectively reduced, the fine molding sand is more sufficiently dispersed, the first magnetic plate 10 which is inclined is arranged below the blanking roller 9, the second magnetic plate 12 which is opposite to the first magnetic plate 10 in the inclination direction is arranged below the first magnetic plate 10, the molding sand slides downwards through the first magnetic plate 10 and the second magnetic plate 12, the residual metal impurities are removed by the adsorption of the molding sand, the grinding roller 11 is also arranged above the lower end of the first magnetic plate 10, the grinding roller 11 grinds and disperses the molding sand processed by the blanking roller 9 again, the situation that the molding sand does not contain agglomerates any more is ensured, and the discharge hole 105 is formed in the side wall of the machine shell 1 which is contacted with the lower end of the second magnetic plate 12.

A horizontal first rotating shaft 13 is arranged at the outlet of a first discharging port 104 at the upper end of the coarse crushing cabin 103, a plurality of crushing blades 14 are arranged on the first rotating shaft 13 so as to crush the molding sand agglomerates preliminarily, a material receiving hopper 15 is arranged below the crushing blades 14, the material receiving hopper 15 is connected with a sieving cylinder 17 downwards through a discharging pipe 16, the bottom of the sieving cylinder 17 is connected with the machine shell 1 through a support 21, sieving holes 1701 for discharging are uniformly formed in the body of the sieving cylinder 17, a vertical second rotating shaft 18 is arranged in the sieving cylinder 17, cross mounting frames 19 are symmetrically arranged at the upper end and the lower end of the second rotating shaft 18, four crushing rollers 20 are movably arranged between the two cross mounting frames 19, the crushing rollers 20 are in contact with the inner wall of the sieving cylinder 17, an inclined sliding material plate 22 is arranged below the sieving cylinder 17, a second discharging port 106 is arranged at the contact position of the bottom end of the sliding material plate 22 at the material port of the machine shell 1, a transfer material box 3 is arranged at the outlet side of the second discharging port 106, transfer workbin 3 installs in the casing 1 outside and is connected with conveying pipe 4, and the 4 other ends of conveying pipe link to each other with casing 1 top, are equipped with horizontal leaf dragon 401 in the 4 horizontal segments of conveying pipe and are equipped with vertical leaf dragon 402 in the vertical section.

The invention discloses a molding sand recovery processing device for casting, which has the following principle:

the molding sand after casting enters the casing from the feeding port, the caking particle size is smaller or the non-caking molding sand directly slides downwards along the material distributing plate and is rolled for a plurality of times by the blanking roller and the grinding roller, so that the dispersion degree is higher, the first magnetic plate and the second magnetic plate can effectively adsorb metal impurities doped in the first magnetic plate and the second magnetic plate, and the caking with larger grain diameter can press and move the material distributing plate to rotate, thereby entering the coarse crushing cabin along the first feed opening, and being primarily crushed by the crushing blade after entering the coarse crushing cabin, then falls into a screening cylinder through a material bearing hopper and is further crushed through a grinding roller to improve the dispersion degree of the screening cylinder, flows out of screening holes under the extrusion of the grinding roller and then enters a transfer material box through a material sliding plate, the molding sand is conveyed into a fine screening cabin under the action of the dragon leaves, and the molding sand after treatment uniformly flows out of a discharge port through the treatment of a blanking roller, a grinding roller and a magnetic plate. .

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.