CN210233437U

CN210233437U - Intelligent material distributor for precast concrete parts

Info

Publication number: CN210233437U
Application number: CN201920667280.XU
Authority: CN
Inventors: Guoning Hu; 胡国宁; Jingbo Xia; 夏静波; Bo Zhang; 张波; Shuhui Zhang; 张树辉; Fengchen Sang; 桑逢臣
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-10
Filing date: 2019-05-10
Publication date: 2020-04-03
Anticipated expiration: 2029-05-10

Abstract

Precast concrete spare intelligence cloth machine, including running gear, running gear can follow its rail running under running motor's drive, set up a plurality of each moulds of waiting to process concrete spare on running gear's the walking route, last hopper and the mechanism of vibrating of installing of running gear, spiral cloth mechanism is installed to the hopper below, walking direction rear when the mechanism of vibrating is located spiral cloth mechanism cloth, be connected through the weighing element between running gear and the hopper, the weighing element can real-time measurement hopper and spiral cloth mechanism's total weight, automatically controlled valve is installed to spiral cloth mechanism's discharge gate, running gear's running gear, spiral cloth mechanism's cloth motor, electrically controlled valve and weighing element all are connected with the host computer through control scheme. The utility model has the advantages of: the production efficiency is improved, the product quality of the concrete prefabricated part is guaranteed, the automation degree is higher, the stability is stronger, automatic material distribution can be uninterruptedly carried out on the whole production line, and the manual influence factors, the worker cost and the like are reduced.

Description

Intelligent material distributor for precast concrete parts

Technical Field

The utility model belongs to the technical field of the cloth machine technique and specifically relates to a precast concrete spare intelligence cloth machine.

Background

The concrete distributing machine is a terminal device for pumping concrete, and has the functions of conveying the concrete pumped by a pump into a template of a member to be poured through a pipeline, wherein the material distribution uniformity of the distributing machine directly influences the product quality of a concrete prefabricated member, in the conventional concrete distributing production, the total material distribution amount in a concrete mold is mostly controlled by a controller, the concrete is tamped by a tamping device after entering the mold, and because the fluidity of the concrete is limited, the concrete cannot be ensured to be uniform in the mold at the moment, the concrete is mostly accumulated in one part of the region and is not filled in the other part of the region, so that a worker needs to use a tool to disperse the concrete, the distribution of the concrete is regulated and controlled by the experience of the worker, the requirement on the uniform distribution of the concrete in the mold is met, but the requirement on the operation technical performance of the worker is higher, a large amount of on-site auxiliary manpower is needed, the material distribution quality is unstable, the production efficiency is low, and the product quality of the concrete prefabricated member cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

For solving the problem, the utility model aims to provide a precast concrete spare intelligence cloth machine, he can gather the concrete weight information in the hopper machine spiral cloth machine in real time, the full automatization cloth is realized to the cooperation host computer, through the coordinated control between host computer and each detecting element and the action component, can realize the closed loop detection control of cloth in-process, revise blanking speed in real time, ensure that the concrete can each evenly distributed in the mould after vibrating, do not need a large amount of manpower assistance, can reduce the human cost, improve production efficiency, guarantee product quality.

The utility model provides a technical scheme that its technical problem adopted is: the automatic feeding device comprises a travelling mechanism, the travelling mechanism can travel along a track under the driving of a travelling motor, a plurality of moulds for processing concrete parts are arranged on the travelling route of the travelling mechanism, a hopper and a vibrating mechanism are mounted on the travelling mechanism, a spiral distributing mechanism is mounted below the hopper, the vibrating mechanism is located behind the travelling direction when the spiral distributing mechanism distributes materials, the travelling mechanism is connected with the hopper through a weighing element, the weighing element can measure the total weight of the hopper and the spiral distributing mechanism in real time, an electric control valve is mounted at a discharge port of the spiral distributing mechanism, the travelling motor of the travelling mechanism, the distributing motor of the spiral distributing mechanism, the electric control valve and the weighing element are connected with an upper computer through a control circuit. Install around the hopper and patrol and examine the platform, patrol and examine the platform and be located running gear, be connected with the cat ladder between patrolling and examining platform and running gear the stull of cat ladder all installs pressure sensor with patrolling and examining on the platform, each pressure sensor all is connected with the host computer through control scheme.

The utility model has the advantages of: a precast concrete spare intelligence cloth machine, traditional mode of relying on artifical experience to adjust concrete distribution has been abandoned, adopt full automatic control and real-time closed loop to detect, the intensity of labour who has alleviateed the operation personnel, at the in-process of cloth machine operation blanking, can real-time detection and the current required blanking volume of calibration correction, the degree of consistency of cloth is high, can locate evenly distributed in each in the mould after vibrating, production efficiency is improved, the product quality of concrete prefabricated spare has been guaranteed, degree of automation is higher, stability is stronger, automatic cloth can be incessantly carried out to whole production line, artificial influence factor and workman cost etc. are reduced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure, a walking mechanism 1, a spiral distributing mechanism 2, a vibrating mechanism 3, a hopper 5, a weighing element 6, an upper computer 7, an electric control valve 8, an inspection platform 9, a ladder 10 and a pressure sensor are arranged on the inspection platform 8.

Detailed Description

A precast concrete spare intelligence cloth machine, including running gear 1, running gear 1 can follow its track 11 walking under the drive of running gear, set up a plurality of each waiting to process concrete spare mould 12 on running gear 1's the walking route, as shown in fig. 1, install hopper 4 and vibrating mechanism 3 on running gear 1, hopper 4 is used for holding the concrete of waiting to distribute, vibrating mechanism 3 is used for compacting the concrete mixing that falls into in the mould, install spiral cloth mechanism 2 below hopper 4, vibrating mechanism 3 is behind the walking direction when being located spiral cloth mechanism 2 cloth, be connected through weighing element 5 between running gear 1 and the hopper 4, weighing element 5 can real-time measurement hopper 4 and spiral cloth mechanism 2's total weight, automatically controlled valve 7 is installed to spiral cloth mechanism 2's discharge gate, running gear 1's walking motor, spiral cloth mechanism 2's cloth motor, The electric control valve 7 and the weighing element 5 are connected with the upper computer 6 through control lines, the walking motor can adjust the walking speed of the material distributing machine, the material distributing motor can adjust the blanking amount, and the electric control valve 7 controls whether the spiral material distributing mechanism 2 blanks materials or not.

The intelligent material distribution method comprises the following steps:

①, inputting or guiding the length, width, material distribution thickness and traveling speed of the traveling mechanism 1 of each to-be-processed concrete piece mold 12 into the upper computer 6, calculating the total required material distribution amount of each to-be-processed concrete piece and the traveling distances Xs and Xe of the traveling mechanism 1 to the initial position and the final position of each to-be-processed concrete piece mold in the upper computer 6 according to the size of each to-be-processed concrete piece mold, and calculating the average discharging speed Vn of the spiral material distribution mechanism 2 when distributing each to-be-processed concrete piece mold according to the total required material distribution amount of each to-be-processed concrete piece mold and the traveling speed of the traveling mechanism 1;

② the length of each concrete piece mould to be processed is divided into multiple sections equally, and the length of each section is 50mm-200 mm;

③, the upper computer 6 detects and records the total weight of the measuring hopper 4 and the spiral material distributing mechanism 2 through the weighing element 5 before distributing a certain concrete piece to be processed;

④, the walking mechanism 1 is started, walking is carried out according to the prescribed walking speed input or led in from the upper computer 6, the spiral material distributing mechanism 2 passes through the moulds of the concrete pieces to be processed in sequence, the electric control valve 7 is opened, meanwhile, the upper computer 6 controls the spiral material distributing mechanism 2 to distribute the materials into the corresponding moulds according to the average discharging speed Vn of the moulds of the concrete pieces to be processed, and the vibrating mechanism (3) vibrates the distributed concrete;

⑤, when the traveling mechanism 1 finishes traveling a section of area divided in the step ② under the control of the upper computer 6, the distance traveled by the current traveling mechanism 1 is counted as X, meanwhile, the upper computer 6 detects the total weight of the current measuring hopper 4 and the spiral distributing mechanism 2 through the weighing element 5, and compares the total weight of the current measuring hopper 4 and the spiral distributing mechanism 2 before distributing the material on the current die to obtain the difference value between the total weight of the measuring hopper 4 and the spiral distributing mechanism 2 before distributing the material and the total weight of the current measuring hopper 4 and the spiral distributing mechanism 2, wherein the difference value is the distributed weight Wb of the die, and the distributed weight Wb is subtracted from the total required distributed weight of the to-be-processed concrete die to obtain the non-distributed weight Wa of the die;

⑥, the upper computer 6 determines the new material distribution speed V of the spiral material distribution mechanism 2 in the subsequent material distribution process again by using the following formula:

⑦, the traveling mechanism 1 continues to travel, the upper computer 6 controls the spiral material distribution mechanism 2 to distribute the material into the mold according to the new material distribution speed V until the traveling mechanism 1 finishes traveling the next section of the area divided in step ② under the control of the upper computer 6;

⑧, repeating the steps ⑤ - ⑦ until the traveling mechanism 1 reaches the end position of the current concrete piece mold and the distribution of the concrete piece mold is completed;

⑨, closing the electric control valve 7 of the spiral distributing mechanism 2, and continuing to travel by the travelling mechanism 1 until reaching the initial position of the next concrete piece mould to be processed;

⑩, repeating the steps ② - ⑨ until the distribution of all the concrete piece moulds to be processed on the walking route of the walking mechanism 1 is completed.

The intelligent material distribution method can realize real-time closed-loop detection of the material distributor in the advancing process, and can correct the rotating speed of the material distribution motor in the current spiral material distribution mechanism 2 in real time according to the walking distance, the blanking weight, the non-walking distance and the non-blanking amount, so that the uniformity and the stability of material distribution are effectively improved. The utility model discloses a concrete cloth is realized to the mode of multistage cloth, all rectify the cloth volume during every section cloth, when the difference appears with the theoretical value in the actual cloth volume of concrete, adjustment can be made immediately to next section cloth process, big difference appears in each concrete distribution in avoiding the mould, the cloth volume difference between each section is very little behind the cloth, along with the vibration of vibrator, the concrete difference volume between the adjacent segmentation can disappear promptly, it is even to ensure that the concrete distributes in the mould. In the actual production process, the concrete surface in the mould is nearly level after the vibration is finished, the condition of obviously uneven height can not occur, the worker does not need to push the concrete to adjust the distribution position of the concrete, and only a scraper plate, a top mould or other tools are needed to carry out smooth treatment on the upper surface of the concrete. The utility model discloses abandoned traditional mode that relies on artifical experience to adjust concrete distribution, adopted full automatic control and real-time closed loop to detect, alleviateed operation personnel's intensity of labour, improved production efficiency, guaranteed the product quality of concrete prefab, degree of automation is higher, and stability is stronger, and whole production line can be incessant carry out automatic cloth, has reduced artifical influence factor and workman's cost.

Preferably, the length area division matched with the moulds with different lengths is carried out in order to adapt to the moulds with different lengths, when the length of a certain mould to be processed is less than 1m, the length of each section area divided by the mould in step ② is 50mm, when the length of the mould is between 1m and 4m, the length of each section area is 1/20 of the length of the mould, and when the length of the mould is more than 4m, the length of each section area is 200 mm.

Preferably, the inspection platform 8 is installed around the hopper 4, the inspection platform 8 is located on the traveling mechanism 1, the ladder 9 is connected between the inspection platform 8 and the traveling mechanism 1, so that an operator can conveniently climb on the traveling mechanism 1 to observe the blanking condition in the hopper 4, in order to ensure the accuracy of the intelligent material distribution algorithm, the cross brace of the ladder 9 and the inspection platform 8 are both provided with the pressure sensors 10, the pressure sensors 10 are connected with the upper computer 6 through control lines, once the operator climbs on the inspection platform 8, the generated vibration or the pressure generated on the hopper during operation inevitably affects the weighing accuracy in the intelligent material distribution method, at this time, any one of the pressure sensors 10 is pressed and then sends an electric signal to the upper computer 6, the upper computer 6 suspends the correction on the material distribution speed of the spiral material distribution mechanism 2, so that the spiral material distribution mechanism 2 maintains the material distribution speed in the previous section until the pressed state of all the pressure sensors 10 disappears, and the upper computer 6 resumes the execution of the intelligent material distribution method from step ⑤ to perform the concrete distribution, so as to ensure the material distribution and the uniformity in the subsequent material distribution process.

Technical scheme of the utility model not be restricted to the utility model the within range of embodiment. The technical contents not described in detail in the present invention are all known techniques.

Claims

1. Precast concrete piece intelligence cloth machine, including running gear (1), running gear (1) can follow its track (11) walking under the drive of walking motor, sets up a plurality of each waiting to process on the walking route of running gear (1) and congeals a mould (12), its characterized in that: the automatic feeding and distributing device is characterized in that a hopper (4) and a vibrating mechanism (3) are installed on a travelling mechanism (1), a spiral distributing mechanism (2) is installed below the hopper (4), the vibrating mechanism (3) is located behind the travelling direction when the spiral distributing mechanism (2) distributes materials, the travelling mechanism (1) is connected with the hopper (4) through a weighing element (5), the weighing element (5) can measure the total weight of the hopper (4) and the spiral distributing mechanism (2) in real time, an electric control valve (7) is installed at a discharge port of the spiral distributing mechanism (2), the travelling motor of the travelling mechanism (1), the distributing motor of the spiral distributing mechanism (2), the electric control valve (7) and the weighing element (5) are connected with an upper computer (6) through control circuits.

2. The precast concrete intelligent distributor of claim 1, characterized in that: install around hopper (4) and patrol and examine platform (8), patrol and examine platform (8) and be located running gear (1), be connected with cat ladder (9) patrolling and examining between platform (8) and running gear (1) the stull of cat ladder (9) all installs pressure sensor (10) with patrolling and examining on platform (8), each pressure sensor (10) all are connected with host computer (6) through control scheme.