Pushing and adding device for metering limestone powder

Abstract

The utility model relates to the technical field of material pushing devices, and particularly discloses a material pushing and adding device for metering limestone powder, which comprises two fixing frames, a hopper is fixedly connected between the two fixing frames, a metering box is arranged below the hopper, two positioning cylinders which are distributed up and down are respectively arranged on the left side and the right side of the metering box, and the positioning cylinders are arranged on the left side and the right side of the metering box. The lower end faces of the two fixing frames are fixedly connected with fixing cavities, the interiors of the two fixing cavities are rotationally connected with screw rods, and the outer walls of the two screw rods are in threaded connection with positioning frames matched with the positioning cylinders, so that limestone powder in the hopper falls into the metering box, and metering of the limestone powder can be achieved; the quantitative limestone powder in the metering box enters the conveying auger, then the effect of conveniently and quantitatively pushing the limestone powder is achieved, limiting and fixing of the metering box are relieved, metering boxes with different volumes can be conveniently replaced, and therefore the device is suitable for pushing different amounts of limestone powder, and the applicability of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a material pushing device technical field, concretely is a kind of limestone powder metering's material pushing device. BACKGROUND

[0002] Limestone powder is the powder made of ground limestone, mainly used for the manufacture of building materials and industrial materials.

[0003] In the material manufacturing process, limestone powder needs to be added in concrete material, and generally, limestone powder is quantitatively added according to the amount of concrete, and the quantitative process mainly depends on the experience of workers.

[0004] Currently, it is inconvenient to replace the metering and maintain the metering tank of different volumes during the addition of limestone powder, and the pushing efficiency of added limestone powder is low, so it is necessary to provide a limestone powder metering material pushing device to solve the above problems. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a limestone powder metering material pushing device, which has the advantages of convenient quantitative and efficient pushing of limestone powder, and convenient replacement of metering tanks of different volumes, thereby being suitable for pushing limestone powder of different amounts and improving the applicability of the equipment.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a limestone powder metering material pushing device, comprising two fixed frames, a hopper fixedly connected between the two fixed frames, a discharge pipe communicated with the lower end surface of the hopper, a metering tank arranged below the hopper, a discharge port with a valve mounted on the outer wall of the lower end surface of the metering tank, two positioning cylinders arranged in an up-down distribution on the left and right sides of the metering tank, a fixed cavity fixedly connected to the lower end surface of each fixed frame, a screw rod rotatably connected inside each fixed cavity, a motor with an output end fixedly connected to the screw rod mounted on the outer wall of each fixed cavity, and a positioning frame matched with the positioning cylinder threadedly connected to the outer wall of each screw rod.

[0007] A conveying auger is arranged below the metering tank, a connecting pipe is communicated with the upper end surface of the conveying auger and located directly below the discharge port, and a discharge pipe is communicated with the lower end surface of the conveying auger.

[0008] In order to make the limestone powder falling from the discharge port smoothly enter the connecting pipe, as a limestone powder metering material pushing device of the utility model, the pipe opening of the connecting pipe is larger than the pipe opening of the discharge port.

[0009] In order to limit the positioning frame, as a limestone powder metering push material adding device of the utility model, preferably, the upper and lower sides of the fixed cavity are provided with limiting grooves.

[0010] In order to make the limestone powder falling from the discharge pipe enter the metering box smoothly, as a limestone powder metering push material adding device of the utility model, preferably, the upper end surface of the metering box is communicated with a feed inlet located directly below the discharge pipe.

[0011] In order to install or dismount the positioning cylinder and the metering box, as a limestone powder metering push material adding device of the utility model, preferably, the positioning cylinder and the metering box are connected through bolts.

[0012] In order to control the normal work of the motor and the conveying auger, as a limestone powder metering push material adding device of the utility model, preferably, a controller is installed on the upper end surface of the right side fixed frame, and the motor and the conveying auger are electrically connected with the controller.

[0013] Compared with the prior art, the utility model has the beneficial effects as follows:

[0014] The utility model first makes the limestone powder in the hopper fall into the metering box until the metering box is filled, realizes the metering of the limestone powder, then makes the metered limestone powder in the metering box enter the conveying auger, and pushes the metered limestone powder through the conveying auger, thereby realizing the effect that the limestone powder is conveniently pushed quantitatively.

[0015] Secondly, the two positioning frames are moved away from each other until the positioning frame moves out of the positioning cylinder, thereby the limiting and fixing of the metering box can be released, different volume metering boxes are conveniently replaced, the limestone powder is pushed in different quantities, the metering box is conveniently maintained, and the applicability of the equipment is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is the overall structural drawing of the utility model;

[0017] Fig. 2 It is the overall sectional view of the utility model.

[0018] In the drawing: 1, fixed frame; 101, hopper; 102, discharge pipe; 2, metering box; 201, feed inlet; 202, discharge outlet; 203, positioning cylinder; 3, fixed cavity; 301, screw rod; 302, motor; 303, positioning frame; 4, conveying auger; 401, discharge pipe; 402, connecting pipe; 5, controller. DETAILED DESCRIPTION

[0019] Please refer to Figs. 1-2The utility model provides a kind of limestone powder metering's push material adding device, including two fixed frame 1, two fixed frame 1 between fixedly connected with hopper 101, the lower end surface of hopper 101 is communicated with the blanking tube 102, the lower of hopper 101 is provided with metering box 2, the lower end surface of metering box 2 is communicated with the discharge outlet 202 of valve being installed in outer wall, the left and right sides of metering box 2 are both installed with two be up and down distribution's positioning cylinder 203, the lower end surface of two fixed frame 1 is fixedly connected with fixed cavity 3, the inside of two fixed cavity 3 is rotatably connected with screw rod 301, the outer wall of two fixed cavity 3 is installed with the motor 302 of output end and screw rod 301 fixed connection, the outer wall of two screw rod 301 is all screw connection with the positioning frame 303 matched with positioning cylinder 203;

[0020] The lower of metering box 2 is provided with conveying screw 4, the upper end surface of conveying screw 4 is communicated with the connecting pipe 402 located directly below discharge outlet 202, the lower end surface of conveying screw 4 is communicated with blanking tube 401.

[0021] In the embodiment: the valve of blanking tube 102 outer wall is opened, the limestone powder in hopper 101 falls into metering box 2 until metering box 2 is filled, can realize the metering of limestone powder, then the valve of blanking tube 102 outer wall is closed, and the metering limestone powder in metering box 2 is made into conveying screw 4 through discharge outlet 202 and connecting pipe 402, and the metering limestone powder is pushed efficiently through conveying screw 4, to realize the effect that the metering limestone powder is pushed conveniently;

[0022] Secondly make two motor 302 work, drive screw rod 301 synchronous reverse rotation, promote two positioning frame 303 mutually far away, until positioning frame 303 moves out positioning cylinder 203, to remove the location fixing of metering box 2, to replace the metering box 2 of different volume, to be applicable to the material of limestone powder of different amount, and the maintenance of metering box 2 is facilitated, improve the applicability of equipment.

[0023] As a kind of technical optimization scheme of the utility model, the pipe orifice of connecting pipe 402 is greater than the pipe orifice of discharge outlet 202.

[0024] In the embodiment: the pipe orifice of connecting pipe 402 is greater than the pipe orifice of discharge outlet 202, so that the limestone powder falling from discharge outlet 202 can smoothly enter connecting pipe 402.

[0025] As a kind of technical optimization scheme of the utility model, the upper and lower sides of fixed cavity 3 are all throughly provided with limiting slot.

[0026] In the embodiment: limiting slot can make positioning frame 303 move smoothly while limiting positioning frame 303.

[0027] The upper end surface of the metering box 2 is communicated with a feed inlet 201 located directly below the discharging pipe 102.

[0028] In the embodiment, the limestone powder falling from the discharging pipe 102 can smoothly enter the metering box 2 through the feed inlet 201.

[0029] As a technical optimization scheme of the utility model, the positioning cylinder 203 and the metering box 2 are connected through bolts.

[0030] In the embodiment, the positioning cylinder 203 and the metering box 2 are installed or disassembled through bolts.

[0031] As a technical optimization scheme of the utility model, the controller 5 is installed on the upper end surface of the right fixing frame 1, and the motor 302 and the conveying auger 4 are electrically connected with the controller 5.

[0032] In the embodiment, the motor 302 and the conveying auger 4 can be controlled to work normally through the controller 5.

[0033] Working principle: firstly, the valve on the outer wall of the discharging pipe 102 is opened, so that the limestone powder in the hopper 101 falls into the metering box 2 through the feed inlet 201 until the metering box 2 is filled, the metering of the limestone powder can be realized, then the valve on the outer wall of the discharging pipe 102 is closed, and the metering amount of the limestone powder in the metering box 2 is made to enter the conveying auger 4 through the discharge outlet 202 and the connecting pipe 402, and the metering amount of the limestone powder is efficiently pushed through the conveying auger 4, thereby the effect of conveniently pushing the metering amount of the limestone powder is realized.

[0034] Secondly, the two motors 302 are made to work, so that the screw rods 301 are synchronously and reversely rotated, the two positioning frames 303 are made to move away from each other, until the positioning frame 303 moves out of the positioning cylinder 203, and then the metering box 2 is released from the limiting and fixing, the positioning cylinder 203 and the metering box 2 are disassembled, installed to the outer wall of the metering box 2 to be replaced, the two positioning frames 303 are made to move close to each other, until the positioning frame 303 enters the positioning cylinder 203, thereby the metering box 2 of different volumes is conveniently replaced, so that the device is suitable for pushing the limestone powder of different amounts, and the metering box 2 is conveniently maintained, and the applicability of the device is improved.

[0035] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, any modification, equivalent replacement and improvement made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A limestone powder metering pushing and adding device, comprising two fixed frames (1), a hopper (101) is fixedly connected between the two fixed frames (1), and the lower end surface of the hopper (101) is communicated with a discharging pipe (102), characterized in that: The lower portion of the hopper (101) is provided with a metering box (2), the lower end surface of the metering box (2) is communicated with a discharge port (202) provided with a valve on the outer wall, the left and right sides of the metering box (2) are both provided with two positioning cylinders (203) distributed in an up-down manner, the lower end surface of the two fixed frames (1) is fixedly connected with a fixed cavity (3), the inside of the two fixed cavities (3) is rotatably connected with a screw rod (301), the outer wall of the two fixed cavities (3) is provided with a motor (302) with the output end fixedly connected with the screw rod (301), and the outer wall of the two screw rods (301) is threadedly connected with a positioning frame (303) matched with the positioning cylinder (203). The lower portion of the hopper (101) is provided with a metering box (2), the lower end surface of the metering box (2) is communicated with a discharge port (202) provided with a valve on the outer wall, the left and right sides of the metering box (2) are both provided with two positioning cylinders (203) distributed in an up-down manner, the lower end surface of the two fixed frames (1) is fixedly connected with a fixed cavity (3), the inside of the two fixed cavities (3) is rotatably connected with a screw rod (301), the outer wall of the two fixed cavities (3) is provided with a motor (302) with the output end fixedly connected with the screw rod (301), and the outer wall of the two screw rods (301) is threadedly connected with a positioning frame (303) matched with the positioning cylinder (203).

2. A limestone powder metering pusher adding device according to claim 1, characterized in that: The pipe opening of the connecting pipe (402) is larger than the pipe opening of the discharge port (202).

3. A limestone powder metering pusher adding device according to claim 1, characterized in that: The upper and lower sides of the fixed cavity (3) are both provided with a limiting groove.

4. A limestone powder metering pusher adding device according to claim 1, characterized in that: The upper end surface of the metering box (2) is communicated with a feeding port (201) located directly below the discharge pipe (102).

5. A limestone powder metering pusher adding device according to claim 1, characterized in that: The positioning cylinder (203) and the metering box (2) are connected through bolts.

6. A limestone powder metering pusher adding device according to claim 1, characterized in that: The upper end surface of the right fixed frame (1) is provided with a controller (5), and the motor (302) and the conveying auger (4) are both electrically connected with the controller (5).

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