CN213260302U

CN213260302U - Concrete proportioning machine

Info

Publication number: CN213260302U
Application number: CN202021520672.2U
Authority: CN
Inventors: 李俊峰; 陈素芬
Original assignee: Guangdong Nanling Construction Engineering Co Ltd
Current assignee: Guangdong Nanling Construction Engineering Co Ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-05-25
Anticipated expiration: 2030-07-28

Abstract

The utility model discloses a concrete proportioning machine, which comprises a frame, top-down is provided with storage hopper, weighing hopper and transport mechanism in the frame, the storage hopper is fixed to be installed in the frame, the discharge gate of storage hopper sets up with the pan feeding mouth of weighing hopper relatively from top to bottom, the discharge gate department of storage hopper is provided with stock stop, connect through weighing mechanism between weighing hopper and the storage hopper, transport mechanism is fixed to be installed in the below of weighing hopper, weighing mechanism includes first chain, second chain and weighing sensor, the upper end and the storage hopper fixed connection of first chain, the lower extreme of first chain and weighing sensor's upper end fixed connection, the upper end of second chain and weighing sensor's lower extreme fixed connection, the lower extreme and the storage hopper and the transport mechanism fixed connection of second chain. The utility model discloses can automize and accomplish the batching process of weighing, effectively reduce the batching cost, improve batching efficiency.

Description

Concrete proportioning machine

Technical Field

The utility model relates to a concrete dispensing equipment technical field, in particular to concrete proportioning machine.

Background

At present, premixed concrete is used as a high-grade stage of the development of bulk cement, and is the embodiment of social progress and civilized construction. The development, production and use of concrete have gone through nearly 200 years of development history. The premixed concrete adopts centralized stirring, is the change of concrete production from extensive production to intensive production, realizes specialization, commercialization and socialization of concrete production, is an important reform for building by changing small production mode depending on technical progress and realizing building industrialization, and has remarkable social and economic benefits. The vigorous development of premixed concrete drives the development of mechanical equipment for preparing concrete, and a concrete batching machine is indispensable in the mechanical equipment.

The batching machine in the existing market is required to be manually weighed and then configured, so that manpower and financial resources are greatly consumed, and the efficiency is low.

Disclosure of Invention

The to-be-solved technical problem of the utility model is, to the not enough among the above-mentioned prior art, provide a concrete proportioning machine, it can automize and accomplish the batching process of weighing, effectively reduces the batching cost, improves batching efficiency.

In order to solve the technical problem, the technical scheme of the utility model is that:

the utility model provides a concrete proportioning machine, includes the frame, top-down is provided with storage hopper, weighing hopper and transport mechanism in the frame, the storage hopper is fixed to be installed in the frame, the discharge gate of storage hopper and the pan feeding mouth of weighing hopper set up relatively from top to bottom, the discharge gate department of storage hopper is provided with stock stop, connect through weighing mechanism between weighing hopper and the storage hopper, transport mechanism is fixed to be installed in the below of weighing hopper, weighing mechanism includes first chain, second chain and weighing sensor, the upper end and the storage hopper fixed connection of first chain, the lower extreme of first chain and weighing sensor's upper end fixed connection, the upper end and the lower extreme fixed connection of weighing sensor of second chain, the lower extreme and storage hopper and transport mechanism fixed connection of second chain.

As a preferred scheme, the stock stop includes mounting bracket, baffle, pivot and the drive actuating cylinder that drives of drive baffle luffing motion, the mounting bracket is two, and two mounting brackets are located the left and right sides both ends of storage hopper respectively, pivot fixed mounting is in the outside of mounting bracket, both ends an organic whole is connected with the swing arm around the baffle, the upper end of swing arm is provided with the mounting hole with the pivot adaptation, the baffle embolias in the pivot through the mounting hole and rotates with the pivot to be connected, it installs in the front end of storage hopper to drive actuating cylinder fixed, it is articulated with the baffle to drive actuating cylinder's flexible end.

As a preferred scheme, transport mechanism includes conveyer belt, drive roll, driven roll and the rotatory driving motor of drive roll, relative setting about drive roll and the driven roll, the conveyer belt is around locating between drive roll and the driven roll, driving motor's output shaft facial make-up is equipped with first gear, the second gear is installed to the front end of drive roll, around being equipped with the synchronous chain all meshing with first gear and second gear between first gear and the second gear, the discharge gate department of weighing hopper is located to the conveyer belt fender.

As a preferred scheme, the conveying mechanism further comprises a base, a plurality of auxiliary carrier rollers are arranged on the base at intervals in the left-right direction, the auxiliary carrier rollers are arranged below the conveying belt, the plurality of auxiliary carrier rollers are divided into two rows, and the two rows of auxiliary carrier rollers are correspondingly arranged in the front-back direction.

As a preferred scheme, an installation shaft for installing an auxiliary carrier roller is fixedly arranged on the base, the installation shaft is arranged in a downward inclination manner from outside to inside along the front-back direction, and the auxiliary carrier roller is rotatably sleeved on the installation shaft.

Preferably, a plurality of scraping rollers for scraping the residual materials on the conveyor belt are arranged at intervals along the left-right direction at the lower end of the base, and the scraping rollers are arranged in parallel.

Preferably, the base is fixedly provided with a pressing rod for enabling the lower end surface of the conveyor belt to be abutted against the upper end surface of the scraping roller.

As a preferred scheme, a blanking channel for sending out the blended materials is formed in one side of the weighing hopper.

As a preferred scheme, the concrete batching machine further comprises a fixing frame, the weighing hopper is fixedly connected with the base through the fixing frame, and the lower end of the second chain is fixedly connected with the fixing frame.

As a preferred scheme, the concrete batching machine further comprises a controller, the driving cylinder and the driving motor are electrically connected with the controller, the weighing sensor is in communication connection with the controller, and the controller controls the driving cylinder and the driving motor to work according to weight information sent by the weighing sensor.

The utility model has the advantages that: the weighing and batching process can be automatically completed through the matching of the storage hopper, the weighing mechanism, the stock stop mechanism and the conveying mechanism, manual operation is not needed in the process, a large amount of manpower and financial resources can be saved, the batching cost is effectively reduced, and the batching efficiency is improved; the setting of scraping the roller can scrape off the remaining material on the conveyer belt, can reduce like this that the conveyer belt is blocked by the clout and the damage phenomenon takes place, effectively prolongs the life of conveyer belt.

Drawings

Fig. 1 is an assembly structure diagram of an embodiment of the present invention.

In the figure: the automatic feeding device comprises a machine frame 1, a storage hopper 2, a weighing hopper 3, a weighing hopper 4, a first chain 5, a second chain 6, a weighing sensor 7, a mounting frame 7, a baffle 8, a rotating shaft 9, a driving cylinder 10, a conveying belt 11, a driving roller 12, a driven roller 13, a driving motor 14, a first gear 15, a second gear 16, a synchronous chain 17, a base 18, an auxiliary carrier roller 19, a scraping roller 20, a feeding channel 21 and a fixing frame 22.

Detailed Description

The structure and operation of the present invention will be described in detail with reference to the accompanying drawings.

As shown in figure 1, the concrete batching machine comprises a frame 1, wherein a storage hopper 2, a weighing hopper 3 and a conveying mechanism are arranged on the frame 1 from top to bottom, the storage hopper 2 is fixedly arranged on the frame 1, a discharge port of the storage hopper 2 and a feed port of the weighing hopper 3 are arranged oppositely up and down, a material blocking mechanism is arranged at the discharge port of the storage hopper 2, the weighing hopper 3 is connected with the storage hopper 2 through the material weighing mechanism, the conveying mechanism is fixedly arranged below the weighing hopper 3, the weighing mechanism comprises a first chain 4, a second chain 5 and a weighing sensor 6, the upper end of the first chain 4 is fixedly connected with the storage hopper 2, the lower end of the first chain 4 is fixedly connected with the upper end of the weighing sensor 6, the upper end of the second chain 5 is fixedly connected with the lower end of the weighing sensor 6, and the lower end of the second chain 5 is fixedly connected with the storage hopper 2 and the conveying mechanism.

As an optimal scheme, stock stop includes mounting bracket 7, baffle 8, pivot 9 and the driving cylinder 10 of driving of 8 fore-and-aft swings of drive baffle, mounting bracket 7 is two, and both ends about storage hopper 2 are located to two mounting bracket 7 branches, 9 fixed mounting in the outside of mounting bracket 7 in the pivot, both ends an organic whole are connected with the swing arm around baffle 8, the upper end of swing arm is provided with the mounting hole with the 9 adaptations of pivot, baffle 8 is gone into pivot 9 through the mounting hole cover and is rotated with pivot 9 and be connected, it installs in the front end of storage hopper 2 to drive driving cylinder 10 fixed, it is articulated with baffle 8 to drive the flexible end of driving cylinder 10.

As a preferable scheme, the conveying mechanism comprises a conveying belt 11, a driving roller 12, a driven roller 13 and a driving motor 14 for driving the driving roller 12 to rotate, the driving roller 12 and the driven roller 13 are oppositely arranged left and right, the conveying belt 11 is wound between the driving roller 12 and the driven roller 13, a first gear 15 is arranged on an output shaft of the driving motor 14, a second gear 16 is arranged at the front end of the driving roller 12, a synchronous chain 17 meshed with the first gear 15 and the second gear 16 is wound between the first gear 15 and the second gear 16, and the conveying belt 11 is arranged at a discharge port of the weighing hopper 3 in a blocking manner.

As a preferable scheme, the conveying mechanism further comprises a base 18, a plurality of auxiliary rollers 19 are arranged on the base 18 at intervals along the left-right direction, the auxiliary rollers are arranged below the conveying belt 11, the plurality of auxiliary rollers are divided into two rows, and the two rows of auxiliary rollers are correspondingly arranged along the front-back direction.

As a preferable scheme, an installation shaft for installing an auxiliary roller is fixedly installed on the base 18, the installation shaft is inclined downwards from outside to inside along the front-back direction, and the auxiliary roller is rotatably sleeved on the installation shaft.

As a preferable scheme, a plurality of scraping rollers 20 for scraping the residual materials on the conveyor belt 11 are arranged at the lower end of the base 18 at intervals along the left-right direction, the plurality of scraping rollers 20 are arranged in parallel, and the residual materials on the conveyor belt 11 can be scraped by the arrangement of the scraping rollers 20, so that the phenomenon that the conveyor belt 11 is clamped by the residual materials and damaged can be reduced, and the service life of the conveyor belt can be effectively prolonged.

Preferably, a pressing rod for pressing the lower end surface of the conveyor belt 11 against the upper end surface of the scraping roller 20 is fixedly installed on the base 18, and the pressing rod is provided to ensure that the upper end of the scraping roller 20 can contact with the lower end surface of the conveyor belt 11.

As a preferable scheme, a discharging channel 21 for discharging the prepared materials is formed on one side of the weighing hopper 3.

As a preferable scheme, the concrete batching machine further comprises a fixing frame 22, the weighing hopper 3 is fixedly connected with the base 18 through the fixing frame 22, and the lower end of the second chain 5 is fixedly connected with the fixing frame 22.

As a preferable scheme, the concrete batching machine further comprises a controller, the driving cylinder 10 and the driving motor 14 are electrically connected with the controller, the weighing sensor 6 is in communication connection with the controller, and the controller controls the driving cylinder 10 and the driving motor 14 to work according to weight information sent by the weighing sensor 6.

Preferably, the weighing hopper 3 has a capacity of 21m³The number of the weighing sensors 6 is four, the maximum weighing range of the four weighing sensors 6 is 3000kg, and the conveying capacity of the conveyor belt 11 is 100 m³/h。

When the device works, an operator places raw materials to be configured on the storage hopper 2 in advance, the controller controls the baffle 8 of the discharge hole of the storage hopper 2 on the left side to be opened, the materials are poured into the weighing hopper 3 from the storage hopper 2 downwards until the weight information sent to the controller by the weighing sensor 6 reaches a preset value, the controller controls the driving motor 14 to work to drive the conveyor belt 11 to move from left to right, then the controller controls the baffle 8 of the discharge hole of the storage hopper 2 in the middle to be opened until the weight information sent to the controller by the weighing sensor 6 reaches the preset value, the controller controls the driving motor 14 to work to drive the conveyor belt 11 to move from left to right, and then the controller controls the baffle 8 of the discharge hole of the storage hopper 2 on the right side to be opened until the weight information sent to the controller by the weighing sensor 6 reaches the preset value, and controls the driving motor 14 to, the conveyor belt 11 is driven to move from left to right, and the prepared materials are sent out from the blanking channel 21 of the weighing hopper 3.

The utility model has the advantages that: the weighing and batching process can be automatically completed through the matching of the storage hopper 2, the weighing hopper 3, the weighing mechanism, the stock stop mechanism and the conveying mechanism, manual operation is not needed in the process, a large amount of manpower and financial resources can be saved, the batching cost is effectively reduced, and the batching efficiency is improved; the scraping roller 20 can scrape the residual materials on the conveyor belt 11, so that the phenomenon that the conveyor belt 11 is clamped by the residual materials and damaged can be reduced, and the service life of the conveyor belt 11 is effectively prolonged.

The above, only the utility model discloses preferred embodiment, all be according to the utility model discloses a technical scheme does any slight modification, the equivalent change and the modification to above embodiment, all belong to the utility model discloses technical scheme's within range.

Claims

1. The utility model provides a concrete proportioning machine which characterized in that: the material weighing machine comprises a frame, wherein a storage hopper, a weighing hopper and a conveying mechanism are arranged from top to bottom on the frame, the storage hopper is fixedly arranged on the frame, a discharge port of the storage hopper and a feeding port of the weighing hopper are oppositely arranged from top to bottom, a material blocking mechanism is arranged at the discharge port of the storage hopper, the weighing hopper and the storage hopper are connected through the material weighing mechanism, the conveying mechanism is fixedly arranged below the weighing hopper, the material weighing mechanism comprises a first chain, a second chain and a weighing sensor, the upper end of the first chain is fixedly connected with the storage hopper, the lower end of the first chain is fixedly connected with the upper end of the weighing sensor, the upper end of the second chain is fixedly connected with the lower end of the weighing sensor, and the lower end of the second chain is fixedly connected with the storage hopper and the conveying mechanism.

2. The concrete batching machine according to claim 1, characterized in that: the stock stop includes mounting bracket, baffle, pivot and the drive actuating cylinder that drives of drive baffle forward and backward swing, the mounting bracket is two, and two mounting brackets divide and locate the storage hopper about both ends, pivot fixed mounting is in the outside of mounting bracket, both ends an organic whole is connected with the swing arm around the baffle, the upper end of swing arm is provided with the mounting hole with the pivot adaptation, the baffle embolias in the pivot through the mounting hole and rotates with the pivot to be connected, it installs in the front end of storage hopper to drive actuating cylinder fixed, it is articulated with the baffle to drive actuating cylinder's flexible end.

3. The concrete batching machine according to claim 2, characterized in that: transport mechanism includes conveyer belt, drive roll, driven roll and the rotatory driving motor of drive roll, relative setting about drive roll and the driven roll, the conveyer belt is around locating between drive roll and the driven roll, driving motor's output shaft facial make-up is equipped with first gear, the second gear is installed to the front end of drive roll, around being equipped with the synchronous chain that all meshes with first gear and second gear between first gear and the second gear, the conveyer belt keeps off the discharge gate department of locating the weighing hopper.

4. The concrete batching machine according to claim 3, characterized in that: the conveying mechanism further comprises a base, a plurality of auxiliary carrier rollers are arranged on the base at intervals in the left-right direction, the auxiliary carrier rollers are arranged below the conveying belt, the auxiliary carrier rollers are divided into two rows, and the two rows of auxiliary carrier rollers are correspondingly arranged in the front-back direction.

5. The concrete batching machine according to claim 4, characterized in that: the base is fixedly provided with an installation shaft for installing an auxiliary carrier roller, the installation shaft is arranged in a downward inclined mode from outside to inside along the front-back direction, and the auxiliary carrier roller is rotatably sleeved on the installation shaft.

6. The concrete dispensing machine of claim 5, wherein: the lower extreme of base is provided with a plurality of scraping rollers that are used for scraping the surplus material on the conveyer belt along left and right sides direction interval, parallel arrangement between a plurality of scraping rollers.

7. The concrete batching machine according to claim 6, characterized in that: the base is fixedly provided with a pressure lever which is used for enabling the lower end surface of the conveyor belt to be abutted against the upper end surface of the scraping roller.

8. The concrete dosing machine of claim 7, wherein: and a blanking channel for sending out the blended materials is formed in one side of the weighing hopper.

9. The concrete dispensing machine of claim 8, wherein: the weighing hopper is fixedly connected with the base through the fixing frame, and the lower end of the second chain is fixedly connected with the fixing frame.

10. The concrete dosing machine of claim 9, wherein: the weighing device is characterized by further comprising a controller, the driving air cylinder and the driving motor are electrically connected with the controller, the weighing sensor is in communication connection with the controller, and the controller controls the driving air cylinder and the driving motor to work according to weight information sent by the weighing sensor.