CN220508207U

CN220508207U - Automatic metering device for molding sand powder

Info

Publication number: CN220508207U
Application number: CN202321920173.6U
Authority: CN
Inventors: 孔冰; 高璐; 孔渠; 高朋
Original assignee: Qufu Longxiang Smelting & Casting Accessories Co ltd
Current assignee: Qufu Longxiang Smelting & Casting Accessories Co ltd
Priority date: 2023-07-20
Filing date: 2023-07-20
Publication date: 2024-02-20
Anticipated expiration: 2033-07-20

Abstract

The utility model belongs to the technical field of automatic metering, in particular to an automatic metering device for molding sand powder, which comprises a supporting underframe, wherein a storage box is arranged on the upper end surface of the supporting underframe, a blanking pipe is connected to the bottom end of the storage box in a penetrating way, a connecting seat is fixedly arranged in a caulking groove formed in the supporting underframe, a placing frame is fixedly connected to the upper end surface of the connecting seat, a pressure sensor is fixedly arranged at the bottom end of the placing frame, a material receiving box is arranged in the placing frame, supporting cushion blocks are symmetrically connected to the bottom end of the supporting underframe, an adjusting structure is arranged at the joint between the supporting cushion blocks and the supporting underframe, and a conveying structure is arranged at the upper end of the storage box. According to the utility model, the conveying structure is arranged, so that the molding sand powder is fed into the storage box in batches, the problem that the blanking opening is blocked due to excessive molding sand powder in the storage box to influence the blanking speed is solved, the metering efficiency of the metering device is further ensured, in addition, the blanking opening is not required to be dredged, and the workload of workers is reduced.

Description

Automatic metering device for molding sand powder

Technical Field

The utility model relates to the technical field of automatic metering, in particular to an automatic metering device for molding sand powder.

Background

The molding sand powder is generally formed by mixing molding materials such as raw sand for casting, molding sand binder, auxiliary substances and the like according to a certain proportion, and can be divided into clay sand, sodium silicate sand, cement sand, resin sand and the like according to different binders, wherein the maximum amount of the clay sand, sodium silicate sand and the resin sand is used, the performance of the molding sand powder is mainly determined by two factors, and the molding sand powder comprises materials for forming molding sand; secondly, the condition of mixing and grinding of molding sand often needs to be measured and packaged when the molding sand powder is packaged so as to ensure the accuracy of the packaging content, and the molding sand is convenient to sell or quantitatively use.

The prior art has the following problems:

1. when the prior art is used for metering, a large amount of molding sand powder is generally put into a feed box, and the feed opening is easily blocked due to excessive amount of molding sand powder in the feed box, so that the feed speed is influenced, the metering efficiency is further reduced, the dredging work of the feed opening is also increased, and the use is inconvenient;

2. the existing metering device is generally arranged on the ground, but the supporting cushion block is fixedly installed, if the ground is uneven, the paper leather cushion is generally found at the bottom of the supporting cushion block, and cannot be quickly adjusted to be in a stable state, so that the metering device is unstable in metering, and the metering accuracy is reduced.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an automatic metering device for molding sand powder, which solves the problems that the prior art generally puts a large amount of molding sand powder into a feed box, and the excessive amount of molding sand powder in the feed box easily blocks a feed opening, so that the feed speed is influenced, the metering efficiency is reduced, a supporting cushion block is fixedly arranged, if the ground is uneven, paper leather pads are generally found at the bottom of the supporting cushion block, and the paper leather pads cannot be quickly regulated to be in a stable state, so that the metering device is unstable in metering.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a molding sand powder automatic metering device, includes the support chassis, the up end of support chassis is equipped with the storage case, the bottom through connection of storage case has the unloading pipe, the caulking groove fixedly mounted who sets up on the support chassis has the connecting seat, the up end fixedly connected with of connecting seat places the frame, the bottom fixed mounting who places the frame has pressure sensor, and places the inside of frame and have placed the material receiving case, the bottom symmetry of support chassis is connected with the supporting shoe, the junction between supporting shoe and the support chassis is equipped with adjusting structure, the upper end of storage case is equipped with conveying structure, and is equipped with rabbling mechanism on the storage case, the externally mounted of unloading pipe has the solenoid valve.

As a preferable technical scheme of the utility model, the adjusting structure comprises a connecting column fixedly connected to the top end of the supporting cushion block, a connecting groove is formed in the outer part of the connecting column and positioned in the supporting underframe, a plurality of racks are uniformly connected to the outer surface wall of the connecting column at equal intervals, gears are meshed with one side of each rack, and the gears are symmetrically and movably connected to the inner part of the connecting groove.

As a preferable technical scheme of the utility model, the adjusting structure further comprises a slot which is arranged on the connecting column and the surface wall of the supporting underframe, and an inserting block is inserted into the slot.

As a preferable technical scheme of the utility model, the conveying structure comprises a conveying box which is arranged above the storage box obliquely through an inclined plate, a first driving motor is arranged at one end of the conveying box, the output end of the first driving motor is connected with a driving shaft, and a plurality of spiral blocks are uniformly arranged on the outer surface wall of the driving shaft at equal intervals.

As a preferable technical scheme of the utility model, the conveying structure further comprises a blanking through pipe which is connected to the bottom end of the conveying box in a penetrating way, the blanking end of the blanking through pipe is connected with the storage box, and the top end of the conveying box is connected with a feeding pipe in a penetrating way.

As a preferable technical scheme of the utility model, the stirring mechanism consists of a second driving motor, a rotating rod and a plurality of stirring blades, wherein the second driving motor is arranged at the middle position of the upper end surface of the storage box, and the stirring blades are uniformly connected to the rotating rod at equal intervals.

As a preferable technical scheme of the utility model, a controller is arranged on the outer surface wall of the storage box, and the controller is electrically connected with the pressure sensor, the electromagnetic valve, the first driving motor and the second driving motor.

Compared with the prior art, the utility model provides the automatic sand powder metering device, which has the following beneficial effects:

1. this automatic metering device of molding sand powder, when throwing into the storage box with the molding sand powder through setting up conveying structure, at first pour into the delivery box with the molding sand powder through the inlet pipe, first driving motor drive has the drive shaft rotation of screw block then, can carry the molding sand powder to the right side from the left side, get into the storage box through the unloading siphunculus in the end, can make the molding sand powder batch unloading to the storage box in, thereby the excessive problem that causes the feed opening to cause the jam of molding sand powder in the storage box leads to the fact the influence unloading speed, and then guaranteed metering efficiency of metering device, in addition, also need not to dredge the feed opening, reduce staff's work load, metering device's practicality has been improved, and is convenient for use.

2. This kind of automatic metering device of molding sand powder, through setting up adjusting structure, when metering device arranges uneven ground in, at first pull out the slot with the kicking block, hold and stimulate the supporting pad afterwards, rack and gear mesh on making its spliced pole, can highly adjust the supporting pad who is in the low department, thereby be on same horizontal plane when having prevented that the metering device from placing, thereby be the slope form when leading to the metering device measurement unstable and lead to the inaccurate problem of measurement, thereby ensured the accuracy of measurement, in addition, after highly adjusting, insert the kicking block in the slot, can play fixed effect, prevent that highly changing, the simple operation is convenient, metering device's result of use has been improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic plan sectional view of the present utility model;

FIG. 3 is an enlarged schematic view of the adjusting structure of the present utility model;

fig. 4 is a block diagram of the system of the present utility model.

In the figure: 1. a support chassis; 2. a storage bin; 3. discharging pipes; 4. a connecting seat; 5. placing a frame; 6. a pressure sensor; 7. a material receiving box; 8. supporting cushion blocks; 9. an adjustment structure; 91. a connecting column; 92. a connecting groove; 93. a rack; 94. a gear; 95. a slot; 96. inserting blocks; 10. a conveying structure; 101. a delivery box; 102. a first driving motor; 103. a drive shaft; 104. a screw block; 105. a blanking through pipe; 106. a feed pipe; 11. a stirring mechanism; 12. an electromagnetic valve; 13. and a controller.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, in the present embodiment: the utility model provides an automatic metering device of molding sand powder, including supporting chassis 1, the up end of supporting chassis 1 is equipped with storage case 2, the bottom through connection of storage case 2 has unloading pipe 3, be used for the unloading to connect in the case 7, the caulking groove internal fixation who offers on the supporting chassis 1 has connecting seat 4, the up end fixedly connected with of connecting seat 4 places frame 5, be used for placing and connect the case 7, the bottom fixed mounting who places frame 5 has pressure sensor 6, the weight of the molding sand powder in the monitering connects the case 7, and place the inside of frame 5 and placed and connect the case 7, the bottom symmetry of supporting chassis 1 is connected with supporting cushion 8, the junction between supporting cushion 8 and the supporting chassis 1 is equipped with adjusting structure 9, the upper end of storage case 2 is equipped with conveying structure 10, and be equipped with rabbling mechanism 11 on the storage case 2, rabbling mechanism 11 comprises second driving motor, a plurality of rabbling blade equidistance evenly connect on the bull stick, the second driving motor drives the bull stick and rotates, and then drive rabbling blade rotates, can realize carrying out the stirring to the weight of molding sand powder, the controller 13 that the external appearance of 3 can be controlled under the molding sand powder has the outer appearance of the electromagnetic valve 3, the outer appearance 13 is installed to the controller under the molding sand powder is prevented.

In this embodiment, the adjusting structure 9 includes a connecting post 91 fixedly connected to the top end of the supporting cushion block 8, a connecting slot 92 is formed outside the connecting post 91 and located inside the supporting underframe 1, a plurality of racks 93 are uniformly connected to the outer surface wall of the connecting post 91 at equal intervals, one side of each rack 93 is meshed with a gear 94, the gears 94 are symmetrically and movably connected to the inside of the connecting slot 92, and the height of the supporting cushion block 8 located at the lower position is adjusted, so that the measuring device is placed on the same horizontal plane, and the problem that the measuring device is not stable in measurement due to the inclined state during placement is prevented; the adjusting structure 9 further comprises a slot 95 arranged on the connecting column 91 and the surface wall of the supporting underframe 1, an insert block 96 is inserted into the slot 95, and after the height is adjusted, the insert block 96 is inserted into the slot 95, so that the fixing effect can be achieved, and the height is prevented from being changed; the conveying structure 10 comprises a conveying box 101 which is arranged above the storage box 2 in an inclined manner through an inclined plate, a first driving motor 102 is arranged at one end of the conveying box 101, a driving shaft 103 is connected to the output end of the first driving motor 102, a plurality of spiral blocks 104 are uniformly arranged on the outer surface wall of the driving shaft 103 at equal intervals, the conveying structure 10 further comprises a blanking through pipe 105 which is connected to the bottom end of the conveying box 101 in a penetrating manner, the blanking end of the blanking through pipe 105 is connected with the storage box 2, and a feeding pipe 106 is connected to the top end of the conveying box 101 in a penetrating manner, so that molding sand powder is fed into the storage box 2 in batches, the problem that the blanking speed is affected due to the fact that excessive molding sand powder in the storage box 2 causes blockage is solved, and the metering efficiency of a metering device is further ensured; the controller 13 is electrically connected with the pressure sensor 6, the electromagnetic valve 12, the first driving motor 102 and the second driving motor, and the controller 13 can control the opening and closing of the pressure sensor 6, the electromagnetic valve 12, the first driving motor 102 and the second driving motor.

The working principle and the using flow of the utility model are as follows: when the automatic weighing device is used, the controller 13 is firstly controlled, the first driving motor 102, the stirring mechanism 11, the electromagnetic valve 12 and the pressure sensor 6 are sequentially started, then the molding sand powder is injected into the conveying box 101 through the feeding pipe 106, then the driving shaft 103 with the spiral block 104 is driven by the first driving motor 102 to rotate, the molding sand powder can be conveyed to the right side from the left side, finally enters the storage box 2 through the blanking through pipe 105, the molding sand powder can be fed into the storage box 2 in batches, then the stirring mechanism 11 is used for stirring and feeding the molding sand powder, then the molding sand powder is fed into the material receiving box 7 through the blanking pipe 3, then when the pressure sensor 6 detects that the preset value is reached, a signal is transmitted to the controller 13, the electromagnetic valve 12 is closed, the electromagnetic valve 12 is stopped from feeding, in addition, when the weighing device is placed on uneven ground, the inserting block 96 is pulled out of the slot 95, then the supporting cushion block 8 is held by hand, the rack 93 on the connecting column 91 is meshed with the gear 94, the height of the supporting cushion block 8 at the low position can be adjusted, the weighing device is placed on the same horizontal plane, the weighing device is prevented from being inclined when the weighing device is placed on the same horizontal plane, and the weighing device is not stable, and the weighing problem is prevented from being caused, and the weighing problem is caused.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a molding sand powder automatic metering device, includes support chassis (1), its characterized in that: the utility model discloses a feeding mechanism for a plastic material machine, including support chassis (1), connecting seat (4), connecting seat (5), connecting seat (7) have been placed to the bottom fixedly connected with of support chassis (1), support chassis (1)'s up end is equipped with storage case (2), the junction between bottom through-connection of storage case (2) has unloading pipe (3), the upper end of support chassis (1) is equipped with conveying structure (10), and is equipped with rabbling mechanism (11) on storage case (2), the externally mounted of unloading pipe (3) has solenoid valve (12).

2. The automatic sand powder measuring device according to claim 1, wherein: the adjusting structure (9) comprises a connecting column (91) fixedly connected to the top end of the supporting cushion block (8), a connecting groove (92) is formed in the outer portion of the connecting column (91) and located in the supporting underframe (1), a plurality of racks (93) are uniformly connected to the outer surface wall of the connecting column (91) at equal intervals, a gear (94) is meshed to one side of the racks (93), and the gear (94) is symmetrically and movably connected to the inner portion of the connecting groove (92).

3. The automatic sand powder measuring device according to claim 2, characterized in that: the adjusting structure (9) further comprises a slot (95) which is arranged on the connecting column (91) and the surface wall of the supporting underframe (1), and an inserting block (96) is inserted into the slot (95).

4. The automatic sand powder measuring device according to claim 1, wherein: the conveying structure (10) comprises a conveying box (101) which is arranged above the storage box (2) in an inclined mode through an inclined plate, a first driving motor (102) is arranged at one end of the conveying box (101), a driving shaft (103) is connected to the output end of the first driving motor (102), and a plurality of spiral blocks (104) are uniformly arranged on the outer surface wall of the driving shaft (103) in an equidistant mode.

5. The automatic sand powder measuring device according to claim 4, wherein: the conveying structure (10) further comprises a blanking through pipe (105) which is connected to the bottom end of the conveying box (101), the blanking end of the blanking through pipe (105) is connected with the storage box (2), and the top end of the conveying box (101) is connected with a feeding pipe (106) in a penetrating mode.

6. The automatic sand powder measuring device according to claim 1, wherein: the stirring mechanism (11) consists of a second driving motor, a rotating rod and a plurality of stirring blades, wherein the second driving motor is arranged at the middle position of the upper end face of the storage box (2), and the stirring blades are uniformly connected to the rotating rod at equal intervals.

7. The automatic sand powder measuring device according to claim 1, wherein: the outer surface wall of the storage box (2) is provided with a controller (13), and the controller (13) is electrically connected with the pressure sensor (6), the electromagnetic valve (12), the first driving motor (102) and the second driving motor.