CN113280899A

CN113280899A - Grit feeding weighing device

Info

Publication number: CN113280899A
Application number: CN202110840221.XA
Authority: CN
Inventors: 林晓英
Original assignee: Shenzhen Tongfu Information Technology Co ltd
Current assignee: Shenzhen Tongfu Information Technology Co ltd
Priority date: 2021-07-24
Filing date: 2021-07-24
Publication date: 2021-08-20
Anticipated expiration: 2041-07-24
Also published as: CN113280899B

Abstract

The invention relates to the technical field of sandstone treatment, and particularly discloses a sandstone feeding and weighing device, which specifically comprises: the balance device comprises a first fixing seat and a second fixing seat which are connected with the box body, one end, far away from the box body, of the second fixing seat is hinged with a balance frame, and a locking device is arranged at the position, corresponding to the balance frame, of the second fixing seat; and a buffering and limiting device is arranged between each of the two ends of the balancing stand and the first fixing seat. The sand and stone vibrating and screening device has the advantages that sand and stone are vibrated and screened by the feeding device, large-size objects are prevented from entering the balance device, the balance device is matched with the locking device, sand and stone are fully filled, automatic discharging is achieved, discharging weight can be controlled, workers only need to feed materials in the feeding device, weighing efficiency is improved, and labor cost is reduced.

Description

Grit feeding weighing device

Technical Field

The invention relates to the technical field of sandstone treatment, in particular to a sandstone feeding and weighing device.

Background

With the progress of society, the requirement of people for housing is continuously improved, gravel is used as a very common raw material in building engineering, the processing equipment is continuously updated along with the development trend of the building engineering, common devices such as crushing, grinding, transporting or transferring devices are designed and updated intentionally by people in the field, but for the processing equipment of the same type, the attention of most people is not attracted, namely, a weighing device and the existing weighing mode still adopt a manual mainly measuring mode, and although the quality of a weighing instrument is better and better, the weighing instrument still adopts a manual mainly weighing mode.

In the manual weighing mode, because the gravels are large and small, people are difficult to grasp the weight of the gravels, so that during weighing, people often need to manually try to go a bit, and conceivably, when the gravels need to be weighed and fed for multiple times, the efficiency is low, and the labor cost is extremely high; therefore, how to design a device special for feeding sand and stone is a problem to be solved by the invention.

Disclosure of Invention

The invention aims to provide a sandstone feeding and weighing device to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

a sand feed weighing apparatus comprising:

the base body is used for bearing the feeding device, the balance device and the stirring device, and comprises a box body and a box cover; a first discharge hole is formed in the box body;

the feeding device is arranged on the box cover and is used for screening sand and stone in a vibration mode;

the balance device is arranged in the box body and comprises a first fixed seat and a second fixed seat which are connected with the box body, one end, far away from the box body, of the second fixed seat is hinged with a balance frame, and a locking device is arranged at the position, corresponding to the balance frame, of the second fixed seat; buffering and limiting devices are arranged between the two ends of the balancing stand and the first fixing seat; and

the material turning device is arranged on one side of the box body and comprises a turning frame and a transmission device, wherein the resetting height of the turning frame is lower than the height of the lower edge of the first discharge hole.

As a further limitation of the technical scheme of the invention: the substrate further comprises:

a gear mounted on a side wall of the case;

and the toothed plate is in sliding connection with the box cover, a rack is arranged on the toothed plate, and the rack is meshed with the gear.

As a further limitation of the technical scheme of the invention: the feeding device specifically comprises:

the limiting disc is connected with the box cover, and a through hole is formed in the center of the limiting disc;

the screen box is arranged on the limiting disc and connected with the limiting disc through a first transmission rod;

the motor is connected with one of the first transmission rods;

the screen box is hinged to the first transmission rod, the limiting disc is hinged to the first transmission rod, and the radius of the hinged position of the screen box and the first transmission rod is the same as the radius of the hinged position of the limiting disc and the first transmission rod.

As a further limitation of the technical scheme of the invention: buffering stop device specifically includes:

the first connecting rod is hinged with the first fixed seat;

the other end of the support frame is hinged with a second connecting rod, and one end of the second connecting rod, which is far away from the support frame, is hinged with one end of the first connecting rod, which is far away from the first connecting rod and passes through a fixed seat; and

a third link hinged between the gimbal and the first link.

As a further limitation of the technical scheme of the invention: buffering stop device still includes:

the tray is connected with the balancing frame through a mortise and tenon structure;

the sand bearing box is connected with the balance frame through a mortise and tenon structure; and

the spring is arranged between the support frame and the bottom of the box body;

wherein, be equipped with the balancing weight on the tray, it has the second discharge gate to hold to open on the sand box.

As a further limitation of the technical scheme of the invention: the stirring device further comprises:

one of the two identical limiting plates is provided with a first limiting groove, and the other limiting plate is provided with a second limiting groove;

the first limiting pin shaft is arranged on the turnover frame and close to the first limiting groove, and the first limiting pin shaft and the turnover frame are of an integrated structure; the first limiting pin shaft is matched with the first limiting groove; a baffle plate is arranged on the roll-over stand;

the second limiting pin shaft is arranged on the turnover frame and close to the second limiting groove, and the second limiting pin shaft and the turnover frame are of an integrated structure; the first limiting pin shaft is matched with the first limiting groove.

As a further limitation of the technical scheme of the invention: the transmission device includes:

the second transmission rod is hinged with the limiting plate and provided with a first sliding groove;

the first sliding block is connected in the first sliding groove in a sliding manner;

the first sliding block is hinged with the first limiting pin shaft; and

the servo motor is arranged on one side of the limiting plate, and torque is transmitted between the servo motor and the second transmission rod through a transmission key shaft.

As a further limitation of the technical scheme of the invention: the transmission further includes:

the second sliding chute is arranged on the second transmission rod; and

and the second sliding block is connected inside the second sliding groove in a sliding mode.

Compared with the prior art, the invention has the beneficial effects that: the sand and stone vibrating and screening device has the advantages that sand and stone are vibrated and screened by the feeding device, large-size objects are prevented from entering the balance device, the balance device is matched with the locking device, sand and stone are fully filled, automatic discharging is achieved, discharging weight can be controlled, workers only need to feed materials in the feeding device, weighing efficiency is improved, and labor cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.

FIG. 1 is a schematic diagram of a first construction of a sand feed weighing device.

FIG. 2 is a second schematic diagram of the sand-feed weighing device.

FIG. 3 is a schematic diagram of the three-dimensional structure of a feeding device in the sand and stone feeding and weighing device.

Fig. 4 is a schematic structural view of a support frame in the buffering and limiting device.

FIG. 5 is a schematic view of a first construction of a material reversing device of the sand/gravel material weighing device.

FIG. 6 is a schematic diagram of a second construction of the material turning device in the sand and stone feeding and weighing device.

FIG. 7 is a schematic top view of the roll-over stand of the sand-feeding weighing device.

Fig. 8 is an enlarged schematic view of a in fig. 1.

In the figure: 1-box body, 101-first discharge hole, 2-box cover, 3-first fixed seat, 4-second fixed seat, 5-first connecting rod, 6-second connecting rod, 7-supporting frame, 8-third connecting rod, 9-balancing stand, 10-tray, 11-spring, 12-balancing weight, 13-fixing bolt, 14-toothed plate, 15-gear, 16-sand-bearing box, 1601-second discharge hole, 17-limiting plate, 18-sieve box, 1801-sieve hole, 19-first transmission rod, 20-limiting plate, 21-turnover frame, 2101-first limiting pin shaft, 2102-second limiting pin shaft, 22-baffle, 23-second transmission rod, 24-first slide block, 25-first limiting groove and 26-transmission key shaft, 27-a second slide block, 28-a second limit groove, 29-a buffer limit device, 30-a balance device, 31-a feeding device, 32-a turning device, 33-a transmission device and 34-a locking device.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

Referring to fig. 1 to 2, in an embodiment of the present invention, a sand-rock feeding and weighing apparatus includes:

the base body is used for bearing the feeding device 31, the balance device 30 and the material turning device 32, and comprises a box body 1 and a box cover 2; a first discharge hole 101 is formed in the box body 1; the box body 1 and the box cover 2 are detachably connected through a fixing bolt 13;

the feeding device 31 is arranged on the box cover 2 and is used for screening sand and stone in a vibration mode;

the balance device 30 is installed inside the box body 1, the balance device 30 comprises a first fixed seat 3 and a second fixed seat 4 which are connected with the box body 1, one end, far away from the box body 1, of the second fixed seat 4 is hinged with a balance frame 9, and a locking device 34 is arranged at the position, corresponding to the balance frame 9, of the second fixed seat 4; a buffering and limiting device 29 is arranged between each of the two ends of the balancing stand 9 and the first fixing seat 3; and

the material overturning device 32 is arranged on one side of the box body 1, the material overturning device 32 comprises an overturning frame 21 and a transmission device 33, and the resetting height of the overturning frame 21 is lower than the height of the lower edge of the first material outlet 101.

In one embodiment of the present invention, sand is placed in the feeding device 31, and the sand port is screened once by the feeding device 31 for the purpose of filtering large-sized sand or some other large-sized object; the sand then enters the balance device 30, is automatically discharged under the action of the balance device 30, and then the discharge can be transported to other places through the stirring device 32.

As people know that the sand and stone have large and small sizes, people are difficult to grasp the weight of the sand and stone, so that people often need to manually try a bit when weighing the sand and stone, and the method has low efficiency and extremely high labor cost when weighing and feeding materials for many times; it is worth mentioning that the gravel is put on the scale and will cause vibration certainly, so when weighing, there is a process of waiting for the weighing instrument to be stable, and it can be thought that the traditional weighing mode is not efficient.

For the present invention, the sand-bearing box 16 in the balance device 30 is filled, then the lock 34 is opened, the sand-bearing box 16 falls down and discharges, when the sand in the sand-bearing box 16 is balanced with the counterweight 12, the sand-bearing box 16 rises, and the discharge amount can be controlled only by adjusting the counterweight 12 due to the fixed capacity of the sand-bearing box, and the efficiency is high.

As shown in fig. 1, fig. 2 and fig. 8, the substrate further includes:

a gear 15 mounted on a side wall of the case 1;

and a toothed plate 14 in sliding connection with the box cover 2, wherein a rack is arranged on the toothed plate 14, and the rack is meshed with the gear 15.

In an example of the invention, an automatic door sealing structure is provided, the principle is a gear 15 rack mechanism, wherein, the gear 15 is naturally provided with a motor matched with the gear, and the motor is generally a control motor and used for secondary development; the most common example is that two travel switches are arranged on the side wall of the sand bearing box 16, when the sand is full, the control motor drives the toothed plate 14 to move to block the upper sand, and when the sand is about to disappear, the toothed plate 14 is opened to start feeding.

Referring to fig. 1 to 3, the feeding device 31 specifically includes:

the limiting disc 17 is connected with the box cover 2, and a through hole is formed in the center of the limiting disc 17;

the screen box 18 is arranged on the limiting disc 17, and the screen box 18 is connected with the limiting disc 17 through a first transmission rod 19; a plurality of sieve holes 1801 are formed in the sieve box 18;

a motor connected to one of the first transfer levers 19;

the screen box 18 is hinged to the first transmission rod 19, the limiting disc 17 is hinged to the first transmission rod 19, and the radius of the hinged position of the screen box 18 and the first transmission rod 19 is the same as the radius of the hinged position of the limiting disc 17 and the first transmission rod 19.

In one embodiment of the present invention, the motor drives the screen box 18 to continuously rotate on the limiting disc 17 through the first transmission rod 19, and it is conceivable that the process is extremely large and the screening effect is very good. The above definition regarding the radius of the hinge joint of the screen box 18 and the first transmission rod 19 is the same as the radius of the hinge joint of the limiting disc 17 and the first transmission rod 19, which is a necessary condition for the smooth operation of the device.

As shown in fig. 1, fig. 2 and fig. 4, the buffering and limiting device 29 specifically includes:

the first connecting rod 5 is hinged with the first fixed seat 3;

the other end of the support frame 7 is hinged with a second connecting rod 6, and one end, far away from the support frame 7, of the second connecting rod 6 is hinged with one end, far away from the first connecting rod 5 and passing through a fixed seat, of the first connecting rod 5; and

a third link 8 hinged between said balance 9 and said first link 5.

The buffering and limiting device 29 further comprises:

the tray 10 is connected with the balancing frame 9, and the tray 10 is connected with the balancing frame 9 through a mortise and tenon structure;

the sand bearing box 16 is connected with the balance frame 9, and the sand bearing box 16 is connected with the balance frame 9 through a mortise and tenon joint structure; and

the spring 11 is arranged between the support frame 7 and the bottom of the box body 1;

wherein, be equipped with balancing weight 12 on the tray 10, it has second discharge gate 1601 to open on the sand-bearing box 16.

In one embodiment of the present invention, a bump stop 29 is provided in which the support 7 is straight up and down during movement, and does not see large rotation, but only some microscopic angular strain; for convenience of description, please refer to fig. 1 and 2, which show different states and positions of the buffering and limiting device 29; as can be seen from the figure, under the premise of ensuring that the support frame 7 moves vertically, the sizes of all parts are unchanged and the connection condition is unchanged.

It is worth mentioning that the balancing weight 12 can be replaced, and the spring 11 plays a role in buffering on the one hand and limiting on the other hand, and limits the support frame 7 in the straight-up and straight-down movement.

So far, the description of the balance device 30 will be given in a paragraph, and the operation will be further described, sand is first introduced into the sand-bearing box 16 from the feed device 31, and when the sand-bearing box 16 is full, the toothed plate 14 is closed; then, the lock 34 is opened, the balance device 30 automatically falls down for smooth discharging, and the sand-bearing box 16 gradually rises as the discharging process proceeds, and finally the discharging is not performed. It is contemplated that the discharge amount is constant during this process and is related to the weight 12. From the perspective of people, in the process, only the feeding is needed to be carried out in the feeding device 31, the labor force is not needed to be great, the scales are not needed to be concerned all the time, and the efficiency is greatly improved.

As shown in fig. 1, fig. 2, fig. 5 to fig. 7, the material turning device 32 further includes:

two identical limiting plates 20, wherein one limiting plate 20 is provided with a first limiting groove 25, and the other limiting plate 20 is provided with a second limiting groove 28;

the first limiting pin 2101 is arranged on the roll-over stand 21 and close to the first limiting groove 25, and the first limiting pin 2101 and the roll-over stand 21 are of an integrated structure; the first limiting pin 2101 is matched with the first limiting groove 25; a baffle plate 22 is arranged on the roll-over stand 21;

a second limiting pin shaft 2102 which is arranged on the roll-over stand 21 and close to the second limiting groove 28, wherein the second limiting pin shaft 2102 and the roll-over stand 21 are of an integrated structure; the first limiting pin 2101 is matched with the first limiting groove 25.

In an example of the invention, the first limiting pin 2101 on the roll-over stand 21 slides in the first limiting groove 25, and the second limiting pin 2102 slides in the second limiting groove 28, as can be seen from the figure, when the second limiting pin 2102 slides, one end of the roll-over stand 21 is driven to move downwards and then reset, in the process, the roll-over can be realized, and the device can be easily understood by combining with the attached drawings, so that the discharging device is also intelligent, and the labor cost is greatly saved.

As shown in fig. 1, 2, 5 to 7, the transmission 33 includes:

a second transmission rod 23 hinged with the limiting plate 20, wherein a first chute is formed on the second transmission rod 23;

a first slider 24 slidably coupled in the first sliding groove;

the first sliding block 24 is hinged with the first limit pin 2101; and

and the servo motor is arranged on one side of the limit plate 20 and transmits torque between the second transmission rod 23 and the transmission key shaft 26.

The transmission 33 further comprises:

a second runner provided on the second transmission rod 23; and

and a second slider 27 slidably coupled inside the second slide groove.

The above is actually two schemes, and the purpose is to provide power for the material turning device 32, firstly, the second transmission rod 23 is directly driven by the servo motor to reciprocate; secondly, the common motor drives the second transmission rod 23 to swing back and forth through a crank and rocker mechanism, and the connection position of the second transmission rod is the second sliding block 27.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. A sand and stone feeding and weighing device, characterized in that, the device includes:

the base body is used for bearing the feeding device (31), the balance device (30) and the material turning device (32), and comprises a box body (1) and a box cover (2); a first discharge hole (101) is formed in the box body (1);

the feeding device (31) is arranged on the box cover (2) and is used for screening sand and stones in a vibration mode;

the balance device (30) is installed inside the box body (1), the balance device (30) comprises a first fixing seat (3) and a second fixing seat (4) which are connected with the box body (1), one end, far away from the box body (1), of the second fixing seat (4) is hinged with a balance frame (9), and a locking device (34) is arranged at the position, corresponding to the balance frame (9), of the second fixing seat (4); buffering and limiting devices (29) are arranged between both ends of the balancing stand (9) and the first fixing seat (3); and

the material overturning device (32) is arranged on one side of the box body (1), the material overturning device (32) comprises an overturning frame (21) and a transmission device (33), and the resetting height of the overturning frame (21) is lower than the height of the lower edge of the first discharge hole (101).

2. The sand-feed weighing apparatus of claim 1, wherein the base body further comprises:

a gear (15) mounted on the side wall of the box body (1);

and the toothed plate (14) is connected with the box cover (2) in a sliding manner, a rack is arranged on the toothed plate (14), and the rack is meshed with the gear (15).

3. Gravel feed weighing device according to claim 1, characterized in that said feeding means (31) comprise in particular:

the limiting disc (17) is connected with the box cover (2), and a through hole is formed in the center of the limiting disc (17);

the screen box (18) is arranged on the limiting disc (17), and the screen box (18) is connected with the limiting disc (17) through a first transmission rod (19);

a motor connected to one of the first transfer bars (19);

wherein, sieve case (18) are articulated with first transfer line (19), spacing dish (17) with first transfer line (19) are articulated, just the radius of sieve case (18) and first transfer line (19) articulated department with spacing dish (17) with the radius of first transfer line (19) articulated department is the same.

4. Gravel feed weighing device according to claim 1, characterized in that said buffer stop means (29) comprise in particular:

the first connecting rod (5) is hinged with the first fixed seat (3);

the supporting frame (7) is hinged with the balance frame (9), the other end of the supporting frame (7) is hinged with a second connecting rod (6), and one end, far away from the supporting frame (7), of the second connecting rod (6) is hinged with one end, far away from the first connecting rod (5) and passing through a fixed seat; and

a third connecting rod (8) hinged between the balancing stand (9) and the first connecting rod (5).

5. A sand feed weighing apparatus according to claim 4, characterised in that the buffering and limiting means (29) further comprises:

the tray (10) is connected with the balancing frame (9), and the tray (10) is connected with the balancing frame (9) through a mortise and tenon structure;

the sand bearing box (16) is connected with the balance frame (9), and the sand bearing box (16) is connected with the balance frame (9) through a mortise and tenon joint structure; and

the spring (11) is arranged between the support frame (7) and the bottom of the box body (1);

wherein, be equipped with balancing weight (12) on tray (10), it has second discharge gate (1601) to open on sand bearing box (16).

6. A sand feed weighing apparatus according to claim 1, characterised in that the upender device (32) further comprises:

the device comprises two identical limiting plates (20), wherein one limiting plate (20) is provided with a first limiting groove (25), and the other limiting plate (20) is provided with a second limiting groove (28);

the first limiting pin shaft (2101) is arranged on the roll-over stand (21) and close to the first limiting groove (25), and the first limiting pin shaft (2101) and the roll-over stand (21) are of an integrated structure; the first limiting pin shaft (2101) is matched with the first limiting groove (25); a baffle plate (22) is arranged on the roll-over stand (21);

a second limiting pin shaft (2102) arranged on the roll-over stand (21) and close to a second limiting groove (28), wherein the second limiting pin shaft (2102) and the roll-over stand (21) are of an integrated structure; the first limiting pin shaft (2101) is matched with the first limiting groove (25).

7. Gravel feed weighing device according to claim 6, characterized in that said transmission means (33) comprise:

a second transmission rod (23) hinged with the limiting plate (20), wherein a first sliding groove is formed in the second transmission rod (23);

a first slider (24) slidably connected in the first runner;

the first sliding block (24) is hinged with the first limit pin shaft (2101); and

the servo motor is arranged on one side of the limiting plate (20), and torque is transmitted between the servo motor and the second transmission rod (23) through a transmission key shaft (26).

8. Gravel feed weighing device according to claim 7, characterized in that said transmission means (33) further comprise:

a second runner provided on the second transmission lever (23); and

and a second sliding block (27) which is connected in a sliding way in the second sliding chute.