CN217424513U

CN217424513U - Dry powder mortar metering device

Info

Publication number: CN217424513U
Application number: CN202221367464.2U
Authority: CN
Inventors: 赖晓旭; 张海满; 张志海; 容晓; 肖维浩
Original assignee: Guangxi Nanning Banghua Building Materials Co ltd
Current assignee: Guangxi Nanning Banghua Building Materials Co ltd
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-09-13
Anticipated expiration: 2032-06-02

Abstract

The utility model discloses a dry powder mortar metering device belongs to dry powder mortar production technical field. The utility model provides a dry powder mortar metering device, includes the workstation, and the workstation still includes the conveying roller, and the conveying roller is provided with a plurality ofly, and a plurality of conveying rollers are the equidistance and distribute and are connected with workstation top inside wall rotation, and workstation top lateral wall is fixed with the support frame, and the inboard lateral wall of support frame is fixed with the workbin, and workbin bottom lateral wall is fixed with the aggregate bin. The utility model discloses a gravity sensor measures when the gravity in the collecting hopper reaches preset value, feeds back to solenoid electric valve department for solenoid electric valve opens and removes the closure to the discharging pipe, realizes can be unanimous to the weight of the dry powder mortar ejection of compact, can reduce the error condition by a wide margin moreover, not only can improve packing efficiency, can also improve the packaging quality of dry powder mortar.

Description

Dry powder mortar metering device

Technical Field

The utility model belongs to the technical field of the dry powder mortar production, concretely relates to dry powder mortar metering device.

Background

The dry powder mortar is a granular or powdery material formed by physically mixing dry screened fine aggregate with inorganic cementing material, water-retaining thickening material, mineral admixture and additive according to a certain proportion, is transported to a construction site in a bag or bulk form, is mixed with water and can be directly used, and the dry powder mortar needs to be measured and packaged after production is finished;

in the prior art, dry mortar is generally conveyed into a weighing container and then conveyed into a packaging bag after being metered, so that the purpose of metering the dry mortar is fulfilled, but in the actual application process, the dry mortar metering device still has the following defects:

firstly, in the dry powder mortar metering device in the prior art, due to the fact that the accuracy of conveying the dry powder mortar is poor, the weight of the dry powder mortar entering a weighing container is different every time, the weight error of the dry powder mortar during packaging is large, and the packaging procedure in the later period is influenced;

secondly, in the dry powder mortar metering in the prior art, the inside of the dry powder mortar needs to be cleaned after the dry powder mortar metering works, so that the mortar with different qualities can be conveniently worked in the later period, but the dry powder mortar metering device is difficult to work when the inside is cleaned, thereby not only influencing the working of the mortar with other qualities, but also greatly influencing the working efficiency of the mortar metering.

Therefore, a dry powder mortar metering device is needed, and the problems that the weight is different and the inside of the dry powder mortar metering device is difficult to clean when the dry powder mortar is conveyed in the prior art are solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dry powder mortar metering device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a dry powder mortar metering device, includes the workstation, the workstation still includes the conveying roller, the conveying roller is provided with a plurality ofly, and is a plurality of the conveying roller be the equidistance distribute with workstation top inside wall rotates to be connected, workstation top lateral wall is fixed with the support frame, the inboard lateral wall of support frame is fixed with the workbin, workbin bottom lateral wall is fixed with the aggregate bin, aggregate bin bottom lateral wall is fixed with the discharging pipe that is linked together the setting with inside, the discharging pipe bottom is fixed with the solenoid electric valve of looks adaptation, aggregate bin outside lateral wall is fixed with gravity sensor, gravity sensor with solenoid electric valve electric connection, workbin outside lateral wall is provided with the clearance subassembly.

In the scheme, the cleaning assembly comprises

The mounting disc is fixed on the side wall of the outer side of the material box, a servo motor is fixed on the side wall of one side of the mounting disc, a rotating shaft is coaxially fixed at one end of an output shaft of the servo motor and is rotationally connected with the side wall of the inner side of the material box, and a cam is tightly sleeved at one end, located inside the material box, of the rotating shaft;

scrape the material frame, it is provided with two, two to scrape the material frame be symmetric distribution with lateral wall sliding connection in the workbin, scrape the inboard lateral wall of material frame and be fixed with a plurality of installation pieces an that are symmetric distribution, the inboard lateral wall of workbin is fixed a plurality of installation pieces b that are symmetric distribution, installation piece b with be fixed with the spring between the installation piece a, it is fixed with the extrusion piece to scrape the inboard lateral wall of material frame.

It is further worth explaining that a plurality of guide grooves which are symmetrically distributed are formed in the side wall of the inner side of the material box, two guide blocks which are symmetrically distributed are fixed on the right side of the material scraping frame, and the guide blocks are connected with the inner portions of the guide grooves in a sliding mode.

It should be further noted that the cross section of the extrusion block is semicircular, the two sides of the cam are both smooth arc surfaces, and the cam is in contact with the extrusion block.

Preferably, a hopper is fixed on the side wall of the top end of the material box, the cross section of the hopper is arranged in an inverted trapezoid shape, and the projection area value of the hopper is larger than that of the material box.

Preferably, the cross section of the collecting hopper is in an inverted trapezoid shape, and the central axis of the discharge pipe and the central axis of the collecting hopper are arranged in a collinear manner.

Compared with the prior art, the utility model provides a dry powder mortar metering device has following beneficial effect:

(1) the utility model discloses a gravity sensor measures when the gravity in the collecting hopper reaches preset value, feeds back to solenoid electric valve department for solenoid electric valve opens and removes the closure to the discharging pipe, realizes can be unanimous to the weight of the dry powder mortar ejection of compact, can reduce the error condition by a wide margin moreover, not only can improve packing efficiency, can also improve the packaging quality of dry powder mortar.

(2) The utility model discloses a scrape the material frame and to the reciprocating scraping formula clearance of workbin inside wall, the staff of not only being convenient for clears up the dry powder mortar residue in the workbin, effectively provides the guarantee to the dry powder mortar measurement work of different qualities for next time in addition, and it is comparatively convenient to clear up, for the staff has saved a large amount of operating time, has promoted to a certain extent then and has measured work efficiency to the dry powder mortar.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the main section structure of the present invention;

fig. 4 is an enlarged schematic view of the structure of the area a in fig. 3.

In the figure:

1. a work table; 2. a conveying roller; 3. a support frame; 4. a material box; 5. a collection hopper; 6. a discharge pipe; 7. an electromagnetic control valve; 8. a gravity sensor; 9. cleaning the assembly; 91. mounting a disc; 92. a servo motor; 93. a rotating shaft; 94. a cam; 95. scraping the material frame; 96. a mounting block a; 97. a mounting block b; 98. a spring; 99. extruding the block; 10. a guide groove; 11. a guide block; 12. and (4) a hopper.

Detailed Description

The present invention will be further described with reference to the following examples.

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the following will combine the drawings of the embodiments of the present invention to clearly and completely describe the technical solution of the embodiments of the present invention, and obviously, the described embodiments are a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative labor are within the scope of the protection of the present invention based on the described embodiments of the present invention.

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.

Referring to fig. 1-4, the utility model provides a dry powder mortar metering device, which comprises a workbench 1, wherein the workbench 1 further comprises a plurality of conveying rollers 2, the plurality of conveying rollers 2 are distributed at equal intervals and rotatably connected with the inner side wall of the top end of the workbench 1, the side wall of the top end of the workbench 1 is fixed with a support frame 3, the side wall of the inner side of the support frame 3 is fixed with a material box 4, the side wall of the bottom end of the material box 4 is fixed with a material collecting hopper 5, the side wall of the bottom end of the material collecting hopper 5 is fixed with a material discharging pipe 6 communicated with the interior, the bottom end of the material discharging pipe 6 is fixed with an electromagnetic control valve 7 matched with the interior, the side wall of the outer side of the material collecting hopper 5 is fixed with a gravity sensor 8, the gravity sensor 8 is electrically connected with the electromagnetic control valve 7, the side wall of the outer side of the material box 4 is provided with a cleaning assembly 9, when the gravity in the material collecting hopper 5 reaches a preset value through the gravity sensor 8, the gravity sensor feeds back to the electromagnetic control valve 7, the electromagnetic control valve 7 is opened to unseal the discharge pipe 6, so that the weight of the dry powder mortar discharged is consistent, the error condition can be greatly reduced, the packaging efficiency can be improved, and the packaging quality of the dry powder mortar can be improved.

As further shown in fig. 1, fig. 2, fig. 3 and fig. 4, it should be specifically described that the cleaning assembly 9 includes a mounting plate 91, the mounting plate 91 is fixed on the outer side wall of the material box 4, a servo motor 92 is fixed on the side wall of one side of the mounting plate 91, a rotating shaft 93 is coaxially fixed at one end of an output shaft of the servo motor 92, the rotating shaft 93 is rotatably connected with the inner side wall of the material box 4, and a cam 94 is fixedly sleeved at one end of the rotating shaft 93 located inside the material box 4; scrape material frame 95, it is provided with two to scrape material frame 95, two scrape material frame 95 are symmetric distribution and workbin 4 inboard lateral wall sliding connection, scrape material frame 95 inboard lateral wall and be fixed with a plurality of installation piece a96 that are symmetric distribution, 4 inboard lateral wall of workbin is fixed a plurality of installation piece b97 that are symmetric distribution, be fixed with spring 98 between installation piece b97 and the installation piece a96, scrape material frame 95 inboard lateral wall and be fixed with extrusion piece 99, scrape material frame 95 through the drive of clearance subassembly 9 and to the reciprocal formula clearance of scraping of 4 inside walls of workbin, not only be convenient for the staff clear up the dry powder mortar residue in the workbin 4, and effectively provide the guarantee to the dry powder mortar measurement work of different qualities next time, it is comparatively convenient to clear up, a large amount of operating time has been saved for the staff, then promoted dry powder mortar measurement work efficiency to a certain extent.

Further as shown in fig. 2 and 4, it is worth specifically explaining that a plurality of guide grooves 10 which are symmetrically distributed are formed in the side wall of the inner side of the material box 4, two guide blocks 11 which are symmetrically distributed are fixed on the right side of the material scraping frame 95, the guide blocks 11 are connected with the guide grooves 10 in a sliding mode, and the guide blocks 11 slide in the guide grooves 10, so that the guide limiting effect of the material scraping frame 95 during moving can be achieved, and the stability of the material scraping frame 95 during moving is effectively improved.

The scheme has the following working processes: when the dry powder mortar is metered, firstly, a worker places a pre-loaded material belt on a conveying roller 2, inputs the dry powder mortar into a material box 4, so that the dry powder mortar falls into a material collecting hopper 5 and passes through a gravity sensor 8 outside the material collecting hopper 5, when the weight measured by the gravity sensor 8 reaches a preset value, the dry powder mortar is fed back to an external electromagnetic control valve 7, the electromagnetic control valve 7 is opened after receiving an instruction, so that the dry powder mortar in the material collecting hopper 5 slowly falls from a material discharging pipe 6, then the next operation is carried out, when the inside of the material box 4 needs to be cleaned, the dry powder mortar is metered, the electromagnetic control valve 7 is ensured to be in a closed state, a quantitative water source is input into the material box 4, then, the rotating shaft 93 synchronously rotates through the driving of a servo motor 92, and the cam 94 is driven to synchronously operate, the cam 94 and the extrusion block 99 are used for extrusion transmission, so that the scraping frame 95 is stressed and then reciprocates along the inside of the material box 4, at the moment, the spring 98 is in a compressed state and is matched with the elastic action of the spring 98, the extrusion block 99 is always ensured to be in a state of being attached to the cam 94, a water source can be poured into the material box 4 after the cleaning of the inside of the material box 4 is finished, and when the gravity sensor 8 reaches a specified preset value, the electromagnetic control valve 7 is driven to be opened in a feedback mode, and the water source is discharged.

According to the working process, the following steps are known: when the gravity sensor 8 measures that the gravity in the aggregate bin 5 reaches a preset value, the gravity is fed back to the electromagnetic control valve 7, so that the electromagnetic control valve 7 is opened to unseal the discharge pipe 6, the weight consistency of the dry powder mortar discharge is realized, the error condition can be greatly reduced, the packaging efficiency can be improved, the packaging quality of the dry powder mortar can be improved, the cleaning assembly 9 drives the scraping frame 95 to clean the inner side wall of the material box 4 in a reciprocating scraping manner, not only is the cleaning of the dry powder mortar residue in the material box 4 facilitated for workers, but also the next metering work of the dry powder mortar with different qualities is effectively guaranteed, the cleaning is more convenient, a large amount of working time is saved for the workers, the metering work efficiency of the dry powder mortar is improved to a certain extent, and the guide block 11 slides in the guide groove 10, so that the guide limiting effect of the scraping frame 95 during moving can be realized, and effectively promotes the stability of scraping the material frame 95 when moving.

Further as shown in fig. 4, it is worth specifically explaining that the cross section of the extrusion block 99 is semicircular, the two sides of the cam 94 are both smooth arc surfaces, the cam 94 is in contact with the extrusion block 99, and the extrusion block 99 is in contact with the cam 94, so that the cam 94 and the extrusion block 99 are more stable and smooth in extrusion transmission, the case jamming is avoided, and the material scraping frame 95 can be effectively ensured to perform reciprocating motion up and down stably.

Further as shown in fig. 1 and 4, it is worth concretely explaining that a hopper 12 is fixed on the side wall of the top end of the material box 4, the cross section of the hopper 12 is in an inverted trapezoid shape, the projected area value of the hopper 12 is larger than that of the material box 4, and the projected area value of the hopper 12 is larger than that of the material box 4, so that not only is the dry powder mortar poured into the material box 4 by a worker convenient, but also the situation of preventing the dry powder mortar from sputtering can be avoided.

Further as shown in fig. 1 and fig. 2, it is worth specifically explaining that the cross section of the collecting hopper 5 is in an inverted trapezoidal shape, the central axis of the discharging pipe 6 and the central axis of the collecting hopper 5 are arranged in a collinear manner, and the central axis of the discharging pipe 6 and the central axis of the collecting hopper 5 are arranged in a collinear manner, so that dry powder mortar in the collecting hopper 5 can accurately drop into the discharging pipe 6, and the discharging of the dry powder mortar is more uniform and stable.

To sum up: contact with cam 94 through extrusion piece 99, make cam 94 during with extrusion piece 99 extrusion transmission, it is more steady smooth, avoid appearing the condition of card shell, effectively ensure to scrape the material frame 95 can be steady go on up-and-down motion, and the projected area value through hopper 12 is greater than the projected area value of workbin 4, not only make things convenient for the staff to pour the dry powder mortar into to workbin 4, but also can play the condition of avoiding the sputtering of dry powder mortar and appear, and the central axis through discharging pipe 6 is the collineation setting with the central axis of collecting hopper 5, make the dry powder mortar in the collecting hopper 5 can be accurate drop to discharging pipe 6 in, make the more even steady to the dry powder mortar ejection of compact.

The servo motor 92, the gravity sensor 8 and the electromagnetic control valve 7 can be purchased in the market, and the servo motor 92, the gravity sensor 8 and the electromagnetic control valve 7 are all provided with a power supply, which belong to the mature technology in the field and are fully disclosed, so repeated description is not repeated in the specification.

An existing file; "a dry mortar metering device CN 210592673U" is disclosed, the solenoid valve in this reference and the solenoid control valve described in the specification in this application document are the same existing product, so the latest prior art solenoid control valve is an existing product already known by everyone;

an existing file; "a dry mortar measuring device CN 211893701U" is disclosed, and the weighing sensor in this reference is the same existing product as the gravity sensor described in the specification of this application, so the latest prior art gravity sensor is an existing product already known.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art, and the use of the term "including" or "comprising" in the present application shall mean that the element or item preceding the term covers the element or item listed after the term and its equivalents, but does not exclude other elements or items, and the term "connected" or "connected" is not limited to physical or mechanical connections, and may include electrical connections, whether direct or indirect, "upper", "lower", "left", "right", etc. merely indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may be changed accordingly.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dry powder mortar metering device, includes workstation (1), its characterized in that, workstation (1) still includes conveying roller (2), conveying roller (2) are provided with a plurality ofly, a plurality ofly conveying roller (2) be the equidistance distribute with workstation (1) top inside wall rotates to be connected, workstation (1) top lateral wall is fixed with support frame (3), support frame (3) inboard lateral wall is fixed with workbin (4), workbin (4) bottom lateral wall is fixed with aggregate bin (5), aggregate bin (5) bottom lateral wall is fixed with discharging pipe (6) that set up with inside being linked together, discharging pipe (6) bottom mounting has solenoid electric valve (7) of looks adaptation, aggregate bin (5) outside lateral wall is fixed with gravity sensor (8), gravity sensor (8) with solenoid electric valve (7) electric connection, the lateral wall of the outer side of the material box (4) is provided with a cleaning assembly (9).

2. The dry-mixed mortar metering device according to claim 1, characterized in that: the cleaning assembly (9) comprises

The mounting disc (91) is fixed on the side wall of the outer side of the material box (4), a servo motor (92) is fixed on the side wall of one side of the mounting disc (91), a rotating shaft (93) is coaxially fixed at one end of an output shaft of the servo motor (92), the rotating shaft (93) is rotatably connected with the side wall of the inner side of the material box (4), and a cam (94) is fixedly sleeved at one end, located inside the material box (4), of the rotating shaft (93);

scrape material frame (95), scrape material frame (95) and be provided with two, two scrape material frame (95) be symmetric distribution with workbin (4) inboard lateral wall sliding connection, scrape material frame (95) inboard lateral wall and be fixed with a plurality of installation pieces a (96) that are symmetric distribution, workbin (4) inboard lateral wall is fixed a plurality of installation pieces b (97) that are symmetric distribution, installation piece b (97) with be fixed with spring (98) between installation piece a (96), scrape material frame (95) inboard lateral wall and be fixed with extrusion piece (99).

3. The dry-mixed mortar metering device according to claim 2, characterized in that: workbin (4) inboard lateral wall is seted up a plurality of guide ways (10) that are the symmetric distribution, scrape material frame (95) right side and be fixed with two guide block (11) that are the symmetric distribution, guide block (11) with guide way (10) inside sliding connection.

4. The dry-mixed mortar metering device according to claim 2, characterized in that: the cross section of the extrusion block (99) is semicircular, the two sides of the cam (94) are both smooth arc surfaces, and the cam (94) is in contact with the extrusion block (99).

5. The dry-mixed mortar metering device according to claim 1, characterized in that: the hopper (12) is fixed to the side wall of the top end of the material box (4), the cross section of the hopper (12) is in an inverted trapezoid shape, and the projection area value of the hopper (12) is larger than that of the material box (4).

6. The dry-mixed mortar metering device according to claim 1, characterized in that: the cross section of the material collecting hopper (5) is in an inverted trapezoid shape, and the central axis of the material discharging pipe (6) and the central axis of the material collecting hopper (5) are arranged in a collinear manner.