CN212352451U

CN212352451U - Concrete weighing and blanking mechanism

Info

Publication number: CN212352451U
Application number: CN202020855013.8U
Authority: CN
Inventors: 胡晓军; 刘超; 李河太; 唐志烨; 熊俊; 杨茂林
Original assignee: Zhejiang Longye Building Material Co ltd
Current assignee: Zhejiang Longye Building Material Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2021-01-15
Anticipated expiration: 2030-05-20

Abstract

The utility model relates to a concrete blanking mechanism of weighing. The utility model provides a concrete raw materials weighs in-process raw materials output inaccurate and the not good problem of weighing effect among the current technique, it is including supporting the support body, it has the material box of carrying, and it is connected with guide portion to carry material bottom of the case portion, guide portion lower extreme is equipped with connects the material frame, it is equipped with the drain hole to connect material frame bottom, the drain hole is closed through automatic blowing device activity, it is equipped with the frame of weighing to connect material frame lower extreme, it is equipped with the blanking mouth to weigh frame bottom, the blanking mouth is closed through automatic blanking subassembly activity, it is equipped with the material conveyer belt to weigh frame lower extreme, it is equipped with supporting component to weigh the frame both sides, the last weighing sensor that is equipped with of supporting component, weighing sensor links to each other with the control panel component that sets up in connecing arbitrary one side of material frame and inside to have. The utility model has the advantages that: the raw material output is accurate and the weighing effect is good.

Description

Concrete weighing and blanking mechanism

Technical Field

The utility model relates to a concrete weighing equipment field, concretely relates to blanking mechanism that weighs of concrete.

Background

As is well known, a concrete batching and weighing mechanism is an auxiliary device used in a concrete preparation process for weighing and proportioning raw materials so as to prepare concrete subsequently, and is widely used in the field of concrete production. Traditional batching weighing machine constructs includes three pipelines, batching scale and transfer bin, the batching scale can only weigh the back to the material in a pipeline at every turn, pour the material into the transfer bin after, just can continue to weigh the material in another pipeline, this kind of batching weighing machine constructs can't weigh the material in each pipeline simultaneously, material ratio time has been increased, and current muddy earth weighing machine constructs inconvenient the grasping to the raw materials output quantity at the in-process of weighing to the raw materials, the easy surplus of exporting of raw materials, thereby influence the effect of weighing, and simultaneously, lead to raw materials ratio error easily, the accuracy is not good.

In order to solve the defects of the prior art, people have long searched for and put forward various solutions. For example, chinese patent document discloses a concrete batching and weighing mechanism [ CN201520997043.1], which comprises a scale body assembly and a material collecting bin, wherein the scale body assembly comprises a first scale body, a second scale body and a third scale body, each scale body is provided with a feeding port, weighing sensing elements connected with a control system are arranged in the first scale body, the second scale body and the third scale body, baffle groups for reducing the impact force of the material weighing sensing elements are arranged in the first scale body, the second scale body and the third scale body, the top of the material collecting bin is provided with a plurality of pipe orifices, the plurality of pipe orifices are connected with the discharging ports of the respective scale bodies, the first scale body, the second scale body and the third scale body are further provided with exhaust pipes, the exhaust pipes are obliquely and upwardly arranged at the side portions of the respective scale bodies, and the feeding ports and the discharging ports are provided with pneumatic valves for quick feeding.

Above-mentioned scheme has solved to a certain extent among the prior art concrete raw materials and has weighed the material in each pipeline simultaneously among the weighing process, has increased the problem of material ratio time, but this scheme still has a great deal of not enoughly, for example: the inconvenient raw materials output volume of mastering among the weighing process, the raw materials is easily exported the surplus to influence the effect of weighing, or lead to raw materials ratio to have the error, the accuracy is not good.

Disclosure of Invention

The utility model aims at the above-mentioned problem, provide a reasonable in design, the accurate and effectual concrete blanking mechanism of weighing of raw materials output.

In order to achieve the above purpose, the utility model adopts the following technical proposal: the concrete weighing and blanking mechanism comprises a support frame body, a material carrying box body is arranged at the upper end of the support frame body, the bottom of the material loading box body is connected with a material guiding part, the lower end of the material guiding part is provided with a material receiving frame with a material receiving cavity, a discharge hole is arranged at the bottom of the material receiving frame, the discharge hole is movably closed through an automatic discharge device, a weighing frame with a weighing cavity is arranged at the lower end of the material receiving frame, and the bottom of the weighing frame is provided with a blanking port which is movably closed through an automatic blanking assembly, the lower end of the weighing frame is provided with a material conveying belt, and the two sides of the weighing frame are provided with vertically arranged supporting components, one end of each supporting component is fixedly arranged on the outer wall of the material receiving frame, the supporting components are provided with weighing sensors, and the weighing sensor is connected with a control panel assembly which is arranged on any one side of the material receiving frame and is internally provided with an MCU module, and the automatic blanking assembly and the automatic discharging device are respectively connected with the MCU module. Set up batching weight through control panel, utilize the frame of weighing and weighing sensor's mutually supporting to realize accurate weighing, avoid the error, the accuracy is good, when the raw materials in the frame of weighing reaches the setting value, makes automatic blowing device in time seal through the MCU module and connects the material frame, avoids the unnecessary condition of raw materials output, and raw materials output is accurate.

In foretell concrete blanking mechanism that weighs, automatic blowing device is including setting up the first blowing axle on the arbitrary one side of drain hole circumference inboard, and first blowing axle rotates and is connected with first blowing board, and the inboard one side that is the subtend setting with first blowing axle of drain hole circumference is equipped with second blowing axle, and second blowing axle rotates and is connected with second blowing board, and first blowing axle and second blowing axle pass through external motor and link to each other with the MCU module. The MCU module controls the opening and closing of the first discharging plate and the second discharging plate, so that the purpose of automatic discharging is achieved, and the automation degree is high.

In the concrete weighing and blanking mechanism, when the first material discharging plate and the second material discharging plate are positioned on the same plane, the material discharging port is in a closed state, and the rotating angle range of the first material discharging plate and the second material discharging plate is 0-70 degrees. The raw materials in the receiving frame can be inclined and fall in the receiving frame by the arrangement, and the condition that the raw materials are not accurate in falling position is avoided.

In the concrete weighing and blanking mechanism, the area of the discharging port is smaller than that of the discharging opening of the receiving frame, and the side surface of the receiving frame is obliquely arranged from the discharging opening to the discharging opening. The raw materials are convenient to gather towards the discharging hole, and the condition that the materials are piled up but can not be discharged is avoided.

In foretell concrete weighing blanking mechanism, automatic blanking subassembly is including setting up the first blanking axle on arbitrary one side of blanking mouth inboard, and first blanking axle rotation is connected with first blanking plate, and one side that blanking mouth circumference inboard is the subtend setting with first blanking axle is equipped with the second blanking axle, and the rotation of second blanking axle is connected with the second blanking plate, and first blanking axle and second blanking axle pass through external motor and link to each other with the MCU module.

In the concrete weighing and blanking mechanism, when the first blanking plate and the second blanking plate are positioned on the same plane, the blanking port is in a closed state, and the rotation angle range of the first blanking plate and the second blanking plate is 0-70 degrees. The angle range set here can make the raw materials accurately fall on the material conveyer belt, avoids the condition that drops.

In foretell concrete blanking mechanism of weighing, the area of blanking mouth is less than the open area of weighing of frame of weighing, and connects the slope setting of material frame side from open department of weighing towards blanking mouth department. So be convenient for the raw materials and remove towards the blanking mouth direction, effectively avoid the raw materials to produce in the frame of weighing to pile up.

In foretell concrete blanking mechanism of weighing, automatic blanking subassembly is the dislocation set with automatic blowing device, and connects the material frame bottom to be equipped with the blowing guider, and the blowing guider includes the guide part, and the guide part upper end is equipped with the fixed part, and the fixed part both ends are equipped with the installation department, and the installation department passes through the screw rod and connects the material frame outer wall to link to each other. The guide part can prevent the raw materials from splashing in the process of falling into the weighing frame.

In foretell concrete blanking mechanism that weighs, control panel assembly includes control panel, is equipped with the display screen on the control panel, and the display screen lower extreme is equipped with input button.

In foretell concrete blanking mechanism that weighs, supporting component is including setting up the supporting shoe in frame both sides of weighing, radially is equipped with a plurality of bracing pieces on the supporting shoe, and weighing sensor sets up on arbitrary bracing piece.

Compared with the prior art, the utility model has the advantages of: the simple operation, degree of automation is high, can carry out accurate bearing to the raw materials through mutually supporting of weighing sensor and weighing frame, simultaneously, after reaching the setting weight, automatic blowing device seals the drain hole, stops the blowing, has effectively avoided the unnecessary output of raw materials, influences the condition of effect of weighing.

Drawings

FIG. 1 is a side view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the receiving frame and the weighing frame of the present invention;

fig. 3 is a top view of the material receiving frame of the present invention;

fig. 4 is a top view of the weighing frame of the present invention;

fig. 5 is a schematic structural view of a discharge guide device in the present invention;

fig. 6 is a block diagram of the local connection in the present invention.

In the figure, the support frame body 1, the material carrying box body 2, the material guiding portion 21, the material receiving frame 3, the material receiving cavity 31, the discharging port 32, the discharging opening 33, the discharging guiding device 34, the guiding portion 341, the fixing portion 342, the mounting portion 343, the screw 344, the automatic discharging device 4, the first discharging shaft 41, the first discharging plate 42, the second discharging shaft 43, the second discharging plate 44, the weighing frame 5, the weighing cavity 51, the discharging port 52, the weighing opening 53, the automatic discharging assembly 6, the first discharging shaft 61, the first discharging plate 62, the second discharging shaft 63, the second discharging plate 64, the material conveying belt 7, the support assembly 8, the weighing sensor 81, the support block 82, the support rod 83, the control panel assembly 9, the MCU module 91, the control panel 92, the display screen 93 and the input button 94 are shown in the drawing.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in figures 1-6, the concrete weighing and blanking mechanism comprises a support frame body 1, a material carrying box body 2 is arranged at the upper end of the support frame body 1, a material guiding part 21 is connected to the bottom of the material carrying box body 2, a material receiving frame 3 with a material receiving cavity 31 is arranged at the lower end of the material guiding part 21, a material discharging port 32 is arranged at the bottom of the material receiving frame 3, the material discharging port 32 is movably closed through an automatic material discharging device 4, a weighing frame 5 with a weighing cavity 51 is arranged at the lower end of the material receiving frame 3, a blanking port 52 is arranged at the bottom of the weighing frame 5, the blanking port 52 is movably closed through an automatic blanking assembly 6, a material conveying belt 7 is arranged at the lower end of the weighing frame 5, supporting assemblies 8 are vertically arranged at two sides of the weighing frame 5, one end of each supporting assembly 8 is fixedly arranged on the outer wall of the material receiving frame 3, a weighing sensor 81 is arranged on each supporting assembly 8, and the weighing, the automatic blanking assembly 6 and the automatic discharging device 4 are respectively connected with the MCU module 91. Automatic discharging can be realized through the cooperation of the MCU module 91 and the automatic discharging assembly 6, when the raw materials in the weighing frame 5 reach a set value, the automatic discharging device 4 immediately seals the discharging port 32, and meanwhile, the automatic discharging assembly 6 opens the discharging port 52, so that the raw materials fall onto the material conveying belt 7.

Wherein, automatic blowing device 4 is including setting up the first blowing axle 41 on the inboard arbitrary one side of drain hole 32 circumference, and first blowing axle 41 rotates and is connected with first blowing board 42, and the inboard one side that is the subtend setting with first blowing axle 41 of drain hole 32 circumference is equipped with second blowing axle 43, and second blowing axle 43 rotates and is connected with second blowing board 44, and first blowing axle 41 and second blowing axle 43 link to each other with MCU module 91 through outside motor. The external motor can drive a discharging shaft 41 and a second discharging shaft 43 to rotate reversely, so that the discharging opening 32 is opened and closed.

Further, when the first discharging plate 42 and the second discharging plate 44 are located on the same plane, the discharging port 32 is in a closed state, and the rotation angle range of the first discharging plate 42 and the second discharging plate 44 is 0-70 degrees. The rotation angle of the first discharging plate 42 and the second discharging plate 44 can be adjusted by the control panel 9, the blanking speed and flow can be freely adjusted according to the size of the raw material, and meanwhile, the situation that the 90-degree vertical blanking is easy to generate impact can be avoided.

Obviously, the area of the discharging opening 32 is smaller than that of the discharging opening 33 of the receiving frame 3, and the side surface of the receiving frame 3 is inclined from the discharging opening 33 to the discharging opening 32.

Obviously, the automatic blanking assembly 6 includes a first blanking shaft 61 disposed on any side of the inner side of the blanking port 52, the first blanking shaft 61 is rotatably connected with a first blanking plate 62, a second blanking shaft 63 is disposed on the inner side of the circumferential direction of the blanking port 52 opposite to the first blanking shaft 61, the second blanking shaft 63 is rotatably connected with a second blanking plate 64, and the first blanking shaft 61 and the second blanking shaft 63 are connected with the MCU module 91 through an external motor. Here too, the external motor can produce a synchronous counter-rotation of the first blanking shaft 61 and the second blanking shaft 63.

Preferably, when the first blanking plate 62 and the second blanking plate 64 are located on the same plane, the blanking port 52 is in a closed state, and the rotation angle range of the first blanking plate 62 and the second blanking plate 64 is 0-70 degrees. The range of the rotation angle of the first blanking plate 62 and the second blanking plate 64 is set here to avoid the situation that the raw material falls on the edge of the material conveying belt 7 to cause overturning.

Specifically, the area of the blanking port 52 is smaller than the area of the weighing opening 53 of the weighing frame 5, and the side surface of the receiving frame 3 is obliquely arranged from the weighing opening 53 to the blanking port 52.

Furthermore, the automatic blanking assembly 6 and the automatic discharging device 4 are arranged in a staggered manner, the discharging guide device 34 is arranged at the bottom of the material receiving frame 3, the discharging guide device 34 comprises a guide portion 341, a fixing portion 342 is arranged at the upper end of the guide portion 341, mounting portions 343 are arranged at two ends of the fixing portion 342, and the mounting portions 343 are connected with the outer wall of the material receiving frame 3 through screws 344. The offset arrangement has the advantage of evenly dispersing the impact of the feedstock on the first and

second blanking plates

62, 64.

In detail, the control panel assembly 9 includes a control panel 92, a display screen 93 is provided on the control panel 92, and an input button 94 is provided at a lower end of the display screen 93.

More specifically, the supporting component 8 comprises supporting blocks 82 arranged at two sides of the weighing frame 5, a plurality of supporting rods 83 are radially arranged on the supporting blocks 82, and the bearing sensor is arranged on any one supporting rod 83.

The principle of the embodiment is as follows: set up weighing sensor 81 to the response numerical value of the raw materials weight that falls into weighing frame 5 through control panel 92, utilize automatic blowing device 4 to carry out the blowing to the raw materials that is located material receiving frame 3, when weighing frame 5 in raw materials weight reaches the numerical value of setting, weighing sensor 81 sends a signal to MCU module 91, MCU module 91 signals makes automatic blowing device 4 seal drain hole 32, stop the blowing, and send out the signal and make automatic blanking subassembly 6 open drain hole 52, make the raw materials that weigh fall into material conveyer belt 7, after the raw materials falls into back material conveyer belt 7 completely, automatic blanking subassembly 6 seals drain hole 52, automatic blowing device 4 opens drain hole 32 and continues the blowing, the circulation is reciprocal.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although terms such as the support frame body 1, the loading box body 2, the material guiding portion 21, the material receiving frame 3, the material receiving cavity 31, the material discharging opening 32, the material discharging opening 33, the material discharging guide device 34, the guide portion 341, the fixing portion 342, the mounting portion 343, the screw 344, the automatic material discharging device 4, the first material discharging shaft 41, the first material discharging plate 42, the second material discharging shaft 43, the second material discharging plate 44, the weighing frame 5, the weighing cavity 51, the material discharging opening 52, the weighing opening 53, the automatic material discharging assembly 6, the first material discharging shaft 61, the first material discharging plate 62, the second material discharging shaft 63, the second material discharging plate 64, the material conveying belt 7, the support assembly 8, the weighing sensor 81, the support block 82, the support rod 83, the control panel assembly 9, the MCU module 91, the control panel 92, the display screen 93, and the input button 94 are used more often, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The concrete weighing and blanking mechanism comprises a supporting frame body (1), wherein a material loading box body (2) is arranged at the upper end of the supporting frame body (1), a material guide part (21) is connected to the bottom of the material loading box body (2), and the concrete weighing and blanking mechanism is characterized in that a material receiving frame (3) with a material receiving cavity (31) is arranged at the lower end of the material guide part (21), a material discharging hole (32) is arranged at the bottom of the material receiving frame (3), the material discharging hole (32) is movably closed through an automatic material discharging device (4), a weighing frame (5) with a weighing cavity (51) is arranged at the lower end of the material receiving frame (3), a blanking hole (52) is arranged at the bottom of the weighing frame (5), the blanking hole (52) is movably closed through an automatic blanking component (6), a material conveying belt (7) is arranged at the lower end of the weighing frame (5), and supporting components (8) which are vertically arranged are arranged at two sides of the weighing frame, and supporting component (8) one end is fixed to be set up and is connecing material frame (3) outer wall, supporting component (8) on be equipped with weighing sensor (81), and weighing sensor (81) link to each other with control panel assembly (9) that set up and have MCU module (91) in connecing arbitrary one side of material frame (3) and inside, automatic blanking subassembly (6), automatic blowing device (4) link to each other with MCU module (91) respectively.

2. The concrete weighing and blanking mechanism according to claim 1, wherein the automatic discharging device (4) comprises a first discharging shaft (41) arranged on any side of the circumferential inner side of the discharging port (32), the first discharging shaft (41) is rotatably connected with a first discharging plate (42), a second discharging shaft (43) is arranged on one side of the circumferential inner side of the discharging port (32) opposite to the first discharging shaft (41), the second discharging shaft (43) is rotatably connected with a second discharging plate (44), and the first discharging shaft (41) and the second discharging shaft (43) are connected with the MCU module (91) through an external motor.

3. The concrete weighing and blanking mechanism according to claim 2, wherein when the first material discharging plate (42) and the second material discharging plate (44) are located on the same plane, the material discharging port (32) is in a closed state, and the rotation angle range of the first material discharging plate (42) and the second material discharging plate (44) is 0-70 degrees.

4. The concrete weighing and blanking mechanism according to claim 2 or 3, characterized in that the area of the discharge opening (32) is smaller than the area of the discharge opening (33) of the receiving frame (3), and the side surface of the receiving frame (3) is inclined from the discharge opening (33) to the discharge opening (32).

5. The concrete weighing and blanking mechanism according to claim 1, wherein the automatic blanking assembly (6) comprises a first blanking shaft (61) arranged on any side of the inner side of the blanking port (52), the first blanking shaft (61) is rotatably connected with a first blanking plate (62), a second blanking shaft (63) is arranged on the side, opposite to the first blanking shaft (61), of the inner side of the circumferential direction of the blanking port (52), the second blanking shaft (63) is rotatably connected with a second blanking plate (64), and the first blanking shaft (61) and the second blanking shaft (63) are connected with the MCU module (91) through an external motor.

6. The concrete weighing and blanking mechanism according to claim 5, wherein when the first blanking plate (62) and the second blanking plate (64) are located on the same plane, the blanking port (52) is in a closed state, and the rotation angle range of the first blanking plate (62) and the second blanking plate (64) is 0-70 degrees.

7. The concrete weighing and blanking mechanism according to claim 5 or 6, characterized in that the area of the blanking opening (52) is smaller than the area of the weighing opening (53) of the weighing frame (5), and the side surface of the receiving frame (3) is inclined from the weighing opening (53) to the blanking opening (52).

8. The concrete weighing and blanking mechanism according to claim 1, wherein the automatic blanking assembly (6) and the automatic discharging device (4) are arranged in a staggered manner, the discharging guide device (34) is arranged at the bottom of the receiving frame (3), the discharging guide device (34) comprises a guide part (341), a fixing part (342) is arranged at the upper end of the guide part (341), mounting parts (343) are arranged at two ends of the fixing part (342), and the mounting parts (343) are connected with the outer wall of the receiving frame (3) through screws (344).

9. The concrete weighing and blanking mechanism according to claim 1, wherein the control panel assembly (9) comprises a control panel (92), a display screen (93) is arranged on the control panel (92), and an input button (94) is arranged at the lower end of the display screen (93).

10. The concrete weighing and blanking mechanism according to claim 1, wherein the supporting component (8) comprises supporting blocks (82) arranged at two sides of the weighing frame (5), a plurality of supporting rods (83) are radially arranged on the supporting blocks (82), and the bearing sensor is arranged on any one of the supporting rods (83).