阅读说明：本技术 一种基于铸造的砂模模腔用带有均料机构的砂料注入装置 (Sand mould die cavity is with sand material injection device that has mixing mechanism based on casting ) 是由 蒲智厚 于 2020-06-12 设计创作，主要内容包括：本发明提供一种基于铸造的砂模模腔用带有均料机构的砂料注入装置,涉及铸造技术领域,解决了传统砂料注入装置,无法有效的将砂料均匀的注入砂模内部,容易导致砂模内部砂料注入量发生较大偏差,进而影响砂模内部工件铸造质量的问题；包括分拣筛框和均料筛框；所述支撑架安装在底座顶部；所述丝杆共有两处,两处丝杆安装在支撑架顶部,丝杆右端设有一处从动带轮,丝杆左端设有一处联动带轮；所述驱动件一安装在支撑架右端顶部,驱动件一通过线路与控制电箱电性连接；所述上壳体前后两端分别设有一处螺母。本发明通过均料筛框前后运行,将下壳体内部所存储的砂料均匀的筛落至下壳体底部砂模内,保障砂模内部砂料加注的均匀性。(The invention provides a sand material injection device with a material homogenizing mechanism for a sand mould cavity based on casting, which relates to the technical field of casting and solves the problems that the traditional sand material injection device cannot effectively and uniformly inject sand materials into a sand mould, so that the injection amount of the sand materials in the sand mould is easy to generate large deviation, and further the casting quality of workpieces in the sand mould is influenced; comprises a sorting screen frame and a material homogenizing screen frame; the support frame is arranged at the top of the base; the screw rod is provided with two positions, the two screw rods are arranged at the top of the support frame, the right end of the screw rod is provided with a driven belt wheel, and the left end of the screw rod is provided with a linkage belt wheel; the first driving piece is arranged at the top of the right end of the support frame and is electrically connected with the control electric box through a circuit; and the front end and the rear end of the upper shell are respectively provided with a nut. According to the invention, the material homogenizing screen frame runs back and forth, so that sand materials stored in the lower shell are uniformly screened into the sand mold at the bottom of the lower shell, and the uniformity of filling the sand materials in the sand mold is ensured.)

1. The utility model provides a sand mould die cavity is with sand material injection device that has mixing mechanism based on casting which characterized in that: comprises a support frame (2), a screw rod (3), a driving piece I (4), an upper shell (7), a lower shell (11), a driving piece III (12) and a material homogenizing screen frame (15); the support frame (2) is arranged at the top of the base (1); the screw rod (3) is provided with two positions, the two screw rods (3) are arranged at the top of the support frame (2), the right end of each screw rod (3) is provided with a driven belt wheel (301), and the left end of each screw rod (3) is provided with a linkage belt wheel (302); the driving piece I (4) is installed at the top of the right end of the support frame (2), the driving piece I (4) is electrically connected with the control electric box (6) through a circuit, and the control electric box (6) is installed on the front end face of the support frame (2); the front end and the rear end of the upper shell (7) are respectively provided with a nut (702), and the bottom of the upper shell (7) is connected with the sorting screen frame (8); the sorting screen frame (8) is connected with a second driving piece (10) through an upper transmission rod (9), and the second driving piece (10) is electrically connected with the control electric box (6) through a circuit; the inner wall of the lower shell (11) is provided with a sliding groove (1102), and the outer end of the baffle (14) is slidably inserted into the sliding groove (1102) in the lower shell (11); the driving piece III (12) is electrically connected with the control electric box (6) through a circuit; the material homogenizing screen frame (15) is installed in the lower shell (11), and the material homogenizing screen frame (15) is connected with the driving piece III (12) through the lower transmission rod (13).

2. The sand material injection device with the material homogenizing mechanism for the sand mold cavity based on casting according to claim 1, wherein the sorting screen frame (8) is slidably installed in the top of the upper shell (7), two upper slideways (703) are respectively arranged on the left side and the right side of the upper shell (7), two upper sliding blocks (801) are respectively arranged on the left side and the right side of the sorting screen frame (8), and the upper sliding blocks (801) on the left side and the right side of the sorting screen frame (8) are respectively slidably connected in the upper slideways (703) on the left side and the right side of the upper shell (7).

3. The sand injecting apparatus with the material homogenizing mechanism for the sand mold cavity based on casting as claimed in claim 1, wherein the second driving member (10) is fixedly installed on the outer wall of the bottom of the upper housing (7), an upper eccentric wheel (1001) is installed on the second driving member (10) in a rotating shaft, the lower end of the upper transmission rod (9) is rotatably connected with the upper eccentric wheel (1001), and the upper end of the upper transmission rod (9) is rotatably connected with an upper slide block (801) provided at the right end of the sorting screen frame (8).

4. The sand injection device with the material homogenizing mechanism for the sand mold cavity based on casting according to claim 1, wherein the material homogenizing screen frame (15) is slidably connected inside the lower shell (11), the left side and the right side of the lower shell (11) are respectively provided with two lower slideways (1101), the left side and the right side of the material homogenizing screen frame (15) are respectively provided with two lower sliding blocks (1501), and the left side and the right side of the material homogenizing screen frame (15) are respectively slidably connected inside the left side and the right side lower slideways (1101) of the lower shell (11).

5. The sand injecting device with the material homogenizing mechanism for the sand mold cavity based on casting as claimed in claim 1, characterized in that the driving member three (12) is fixedly installed on the outer wall of the top of the lower shell (11), a lower eccentric wheel (1201) is installed on the rotating shaft of the driving member three (12), the upper end of the lower transmission rod (13) is rotatably connected with the lower eccentric wheel (1201), and the lower end of the lower transmission rod (13) is rotatably connected with a lower sliding block (1501) arranged at the right end of the material homogenizing screen frame (15).

6. The sand injecting apparatus with the material homogenizing mechanism for a sand mold cavity based on casting according to claim 1, wherein the bottom of the upper casing (7) is connected to the top of the lower casing (11), the left end of the bottom of the upper casing (7) is rotatably connected to the left end of the top of the lower casing (11), the fastening members (16) are respectively inserted into the bottom of the right end of the upper casing (7) and the top of the right end of the lower casing (11), and the right end of the bottom of the upper casing (7) is fixedly connected to the right end of the top of the lower casing (11) through the fastening members (16).

7. The sand material injection device with the material homogenizing mechanism for the sand mold cavity based on casting as claimed in claim 1, wherein the upper casing (7) is positioned in the top of the support frame (2), the front end and the rear end of the top of the support frame (2) are respectively provided with two guide slide bars (201), the bottom of the front end and the rear end of the upper casing (7) are respectively provided with four guide slide holes (701), and the front end and the rear end of the upper casing (7) are respectively connected with the outer sides of the front guide slide bar and the rear guide slide bar (201) of the support frame (2) in a sliding manner.

8. The sand injecting device with the material homogenizing mechanism for the sand mold cavity based on casting as claimed in claim 1, wherein the lead screw (3) is rotatably mounted at the front end and the rear end of the top of the supporting frame (2), the lead screw (3) is connected with the nuts (702) arranged at the front end and the rear end of the upper housing (7), the driven pulley (301) at the right end of the lead screw (3) is in transmission connection with the driving pulley (401) connected with the rotating shaft of the driving member one (4) through the transmission belt (5), and the linkage pulley (302) at the left end of the lead screw (3) is in transmission connection with the linkage pulley (302) at the left end of the other lead screw (3) through the transmission belt (5).

Technical Field

The invention belongs to the technical field of casting, and particularly relates to a sand material injection device with a material homogenizing mechanism for a sand mold cavity based on casting.

Background

The molding material used for sand casting is cheap and easy to obtain, the casting mould is simple and convenient to manufacture, and the casting mould can adapt to single-piece production, batch production and mass production of castings, and has long been a basic process in casting production.

The sand material injection device for the sand mould cavity can refer to the patent CN1214881C, which mainly comprises a mould plate and a mould; the sand box is arranged on the model plate and used for surrounding the model; a filling frame provided on the flask for compacting foundry sand in the molding space, the apparatus comprising: a foundry sand charging hopper having an air inlet pipe for filling a first air flow of low-pressure (0.05 to 0.18MPa) compressed air from an upper portion of the foundry sand charging hopper; and a plurality of separate nozzles provided at a lower portion of the foundry sand charging hopper for blowing and filling the molding space with the foundry sand held in the foundry sand charging hopper by means of a first air flow, and the first and second chambers supply a second air flow of low-pressure (0.05 to 0.18MPa) compressed air to the foundry sand in the foundry sand charging hopper to fluidize the foundry sand.

The inside sand material of current sand mould die cavity pours into sand material injection device into with the sand material after screening, and intensity of labour is big, and efficiency is slow to when sand material injection device uses, inside unable effectual even injection sand mould with sand material, lead to the inside sand material injection volume of sand mould to take place great deviation easily, and then influence the inside work piece casting quality of sand mould usually need artifically to filter the sand material in advance through the mesh screen and refine.

Disclosure of Invention

In order to solve the technical problems, the invention provides a sand material injection device with a material homogenizing mechanism for a sand mould cavity based on casting, which aims to solve the problems that the prior sand material injection operation similar to the prior sand mould cavity is usually carried out, the sand material is firstly screened and refined through a mesh screen manually, and then the screened sand material is poured into the sand material injection device, so that the labor intensity is high, the efficiency is slow, and when the sand material injection device is used, the sand material cannot be uniformly injected into the sand mould, the sand material injection amount in the sand mould is easy to generate large deviation, and further the casting quality of workpieces in the sand mould is influenced.

The invention is based on the purpose and the effect of the sand material injection device with the material homogenizing mechanism for the casting sand mold cavity, and is achieved by the following specific technical means:

a sand material injection device with a material homogenizing mechanism for a sand mold cavity based on casting comprises a support frame, a screw rod, a driving piece I, an upper shell, a lower shell, a driving piece III and a material homogenizing screen frame; the support frame is arranged at the top of the base; the screw rod is provided with two positions, the two screw rods are arranged at the top of the support frame, the right end of the screw rod is provided with a driven belt wheel, and the left end of the screw rod is provided with a linkage belt wheel; the first driving piece is arranged at the top of the right end of the support frame, the first driving piece is electrically connected with the control electric box through a circuit, and the control electric box is arranged on the front end face of the support frame; the front end and the rear end of the upper shell are respectively provided with a nut, and the bottom of the upper shell is connected with the sorting screen frame; the sorting screen frame is connected with a driving piece II through an upper transmission rod, and the driving piece II is electrically connected with the control electric box through a circuit; the inner wall of the lower shell is provided with a sliding groove, and the outer end of the baffle is slidably inserted into the sliding groove in the lower shell; the driving piece III is electrically connected with the control electric box through a circuit; the material homogenizing screen frame is arranged in the lower shell and is connected with the driving piece III through a lower driving rod.

Further, letter sorting reel slidable mounting has seted up two upper slide respectively in last casing top, the last casing left and right sides, and the letter sorting reel left and right sides is equipped with two upper slide respectively, and letter sorting reel left and right sides upper slide difference sliding connection is in upper slide of the last casing left and right sides.

Furthermore, the second driving part is fixedly arranged on the outer wall of the bottom of the upper shell, an upper eccentric wheel is arranged on a rotating shaft of the second driving part, the lower end of the upper transmission rod is rotatably connected with the upper eccentric wheel, and the upper end of the upper transmission rod is rotatably connected with an upper sliding block arranged at the right end of the sorting screen frame.

Further, inside the material homogenizing screen frame sliding connection in the lower casing, two glideslopes have been seted up respectively to the lower casing left and right sides, and the material homogenizing screen frame left and right sides is equipped with two lower sliders respectively, and the material homogenizing screen frame left and right sides lower slider is sliding connection in the lower casing left and right sides glideslope respectively.

Furthermore, a driving part III is fixedly installed on the outer wall of the top of the lower shell, a lower eccentric wheel is installed on a rotating shaft of the driving part III, the upper end of a lower transmission rod is rotatably connected with the lower eccentric wheel, and the lower end of the lower transmission rod is rotatably connected with a lower sliding block arranged at the right end of the material homogenizing screen frame.

Furthermore, go up casing bottom and lower casing top and be linked together, go up casing bottom left end and rotate with lower casing top left end and be connected, the fastener runs through respectively in last casing right-hand member bottom and lower casing right-hand member top, and goes up casing bottom right-hand member and passes through fastener and lower casing top right-hand member fixed connection.

Further, go up the casing and be located the carriage top, both ends are equipped with two guide slide bars respectively around the carriage top and go up the casing around both ends bottom and seted up four guide slide holes respectively, go up the casing around both ends guide slide holes respectively sliding connection in the support frame around two sets of guide slide bar outsides.

Furthermore, the screw rods are respectively rotatably installed at the front end and the rear end of the top of the support frame, the screw rods are respectively connected in nuts arranged at the front end and the rear end of the upper shell, a driven belt wheel at the right end of the screw rod is in transmission connection with a driving belt wheel connected with a rotating shaft of the driving piece through a transmission belt, and a linkage belt wheel at the left end of the screw rod is in transmission connection with a linkage belt wheel at the left end of the other screw rod through a.

Compared with the prior art, the invention has the following beneficial effects:

1. the arrangement of the sorting screen frame and the upper shell is beneficial to the fact that when sand materials are poured into the top of the upper shell, the sorting screen frame on the top of the upper shell slides back and forth, impurities contained in the sand materials are screened and separated through the sorting screen frame, the screened sand materials fall into the position where the upper shell is communicated with the upper shell, and the quality of the cast sand materials is guaranteed; and the setting of cooperation driving piece two and last drive rod, when driving piece two drives the eccentric wheel and rotates, go up the eccentric wheel and drive the operation of drive rod bottom to slide around the letter sorting reel in casing top is driven through last drive rod, realize casting sand screening operation.

2. The material homogenizing screen frame and the lower shell are arranged, so that when the sand mold is positioned at a discharge port at the bottom of the lower shell, the material homogenizing screen frame can slide back and forth in the lower shell, sand stored in the lower shell can be uniformly screened into the sand mold at the bottom of the lower shell through the material homogenizing screen frame, and the uniformity of sand filling in the sand mold is guaranteed; and the setting of cooperation driving piece three and lower transfer line, when driving piece three drives down the eccentric wheel and rotates, the operation of transmission rod top portion under the eccentric wheel drives to slide around driving the inside homocline reel of casing down through lower transfer line, realize the even filling operation of the inside sand of sand mould.

3. The arrangement of the supporting frame is beneficial to the left-right sliding adjustment of the upper shell on the top of the supporting frame, so that the lower shell connected with the bottom of the upper shell can be sequentially moved to the tops of a plurality of sand molds, the sand filling operation in the plurality of sand molds is realized, and the sand filling efficiency in the sand molds is improved; and the setting of cooperation lead screw and driving piece one, when the driving piece drives driving pulley and rotates, driving pulley passes through the drive belt and drives two lead screw synchronous rotation operation around the support frame top to drive the both ends nut around the casing through the lead screw, realize going up casing horizontal slip regulation operation, the synchronism that both ends removed the regulation around the guarantee going up the casing.

Drawings

Fig. 1 is a schematic axial view of the present invention.

Fig. 2 is an axial view structural diagram of the support frame of the invention.

Fig. 3 is a schematic view of the axial connection structure of the upper shell and the lower shell of the invention.

Fig. 4 is a schematic view of the rotary connection structure of the upper housing and the lower housing of the present invention.

Fig. 5 is an axial structural view of the upper housing of the present invention.

Fig. 6 is a schematic diagram of the upper shell and the sorting screen frame of the present invention in a disassembled structure.

Fig. 7 is a schematic view of a closure structure of the internal baffle of the lower shell of the present invention.

Fig. 8 is a schematic view of the opening and closing structure of the internal baffle of the lower shell.

Fig. 9 is a schematic sectional structure view of the inside of the lower case of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a base; 2. a support frame; 201. a guide slide bar; 3. a screw rod; 301. a driven pulley; 302. a linkage pulley; 4. a first driving part; 401. a driving pulley; 5. a transmission belt; 6. controlling an electric box; 7. an upper housing; 701. a guide slide hole; 702. a nut; 703. an upper slideway; 8. sorting the screen frame; 801. an upper slide block; 9. a transmission rod is arranged; 10. a driving part II; 1001. an upper eccentric wheel; 11. a lower housing; 1101. a lower slideway; 1102. a chute; 12. a driving member III; 1201. a lower eccentric wheel; 13. a lower transmission rod; 14. a baffle plate; 15. a material homogenizing screen frame; 1501. a lower slide block; 16. a fastener.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.