CN209755710U

CN209755710U - Batching accurate mixing plant proportioning machine

Info

Publication number: CN209755710U
Application number: CN201920251689.3U
Authority: CN
Inventors: 戚家权
Original assignee: Beijing Guowang Concrete Co Ltd
Current assignee: Beijing Guowang Concrete Co Ltd
Priority date: 2019-02-27
Filing date: 2019-02-27
Publication date: 2019-12-10
Anticipated expiration: 2029-02-27

Abstract

The utility model discloses a batching accurate mixing plant proportioning machine, its technical scheme main points are: the automatic material weighing and conveying device comprises a support, wherein a storage hopper, a weighing hopper and a belt conveyor are sequentially arranged on the support from top to bottom, a discharging device is arranged on the weighing hopper and comprises a baffle, a plurality of traction ropes and a traction assembly, the baffle is hinged to the bottom of the weighing hopper, one end of each traction rope is connected to the corresponding baffle, the other end of each traction rope is connected to the corresponding traction assembly, the traction assembly is located on the support above the corresponding baffle, and the traction assembly controls the length of each traction rope. When weighing is needed, the traction assembly straightens the traction rope to enable the baffle to cover the bottom of the weighing hopper, and the baffle blocks the falling of the ingredients; when needs are unloaded, draw the subassembly and relax the haulage rope, make the baffle turn over into vertical state downwards under the action of gravity, the baffle no longer blocks under the weighing hopper, and the stock is difficult for remaining on the baffle, makes the quality of belt conveyor upper blank more be close to the weighing value.

Description

Batching accurate mixing plant proportioning machine

Technical Field

The utility model relates to a concrete equipment technical field, in particular to batching accurate mixing plant proportioning machine.

Background

The batching machine is used for transporting raw materials such as stones, sands, stones and the like on a concrete machine, and the raw materials are weighed and proportioned accurately to obtain needed batching.

Current proportioning machine generally includes the support, is equipped with the storage hopper on the support, and the storage hopper below is equipped with the weighing hopper, and the weighing hopper below is equipped with band conveyer, and the weighing hopper bottom is equipped with unloads the bin gate, and the one end of unloading the bin gate articulates on the weighing hopper, and the other end of unloading the bin gate is connected with pneumatic cylinder through a telescopic shaft, drives the telescopic shaft through pneumatic cylinder and stretches out and draws back and make the bin gate rotatory, makes the batching of weighing down to band conveyer on from unloading the bin gate.

Because the length restriction of telescopic shaft, when the pneumatic cylinder drove the telescopic shaft and stretches out and draws back, only enabled to unload the bin gate rotation and become inclination, and non-vertical state, the batching that is located the weighing hopper bottom has the part to fall on unloading the bin gate, and can't all fall into band conveyer on, consequently suitable batching weight appearance deviation, can't satisfy the requirement of accurate batching.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a batching machine of stirring station accurate, it makes the batching fully fall into belt conveyor through removing stopping of baffle symmetry hopper completely to reach the more accurate purpose of batching.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a batching accurate mixing plant proportioning machine, includes the support, from the top down is equipped with storage hopper, weighing hopper, band conveyer in proper order on the support, be equipped with discharge apparatus on the weighing hopper, discharge apparatus includes baffle, a plurality of haulage rope, pulls the subassembly, the baffle articulates in weighing hopper bottom, and the one end of haulage rope is all connected on the baffle, and the other end of haulage rope all is connected on pulling the subassembly, pull the subassembly and be in on the support of baffle top, pull the length of subassembly control haulage rope in order to realize opening and close of baffle symmetrical hopper bottom.

According to the technical scheme, when weighing is needed, the traction assembly straightens the traction rope, so that the baffle covers the bottom of the weighing hopper and stops the falling of the ingredients; when the end of weighing and need unload, the haulage rope is relaxed to traction assembly, makes the baffle turn over into vertical state downwards under the action of gravity, and the baffle no longer blocks under the weighing hopper, makes the stock in the weighing hopper can fall into band conveyer smoothly on, and the stock is difficult to remain on the baffle on the surface, makes the quality of stock more be close to the weighing value on the band conveyer.

Preferably, the baffle includes first board, second board, first board and second board articulate the both sides in the weighing hopper bottom respectively, draw the subassembly all have two, and a plurality of haulage ropes evenly divide into two sets ofly, and two are drawn the subassembly and are in the top of first board and second board respectively, are connected with a set of haulage rope between the subassembly of drawing of first board and corresponding side, are connected with another group haulage rope between the subassembly of drawing of second board and corresponding side.

Through above-mentioned technical scheme, the in-process of vertical state is rotated into from the horizontality to first board and second board, and the relative slope of upper surface of first board and second board can block the batching of following the inclined plane gliding each other, makes the batching concentrate fall into band conveyer's middle part, reduces the loss of batching in the whereabouts in-process appearance, further improves the precision of batching.

Preferably, the traction assembly comprises a winding roller and a first motor, the winding roller is rotatably connected to the support, one end of the traction rope on the same side is wound on the winding roller, and an output shaft of the first motor is coaxially connected with the corresponding winding roller.

Through the technical scheme, when the first motor drives the winding roller to take up the wire, the length of the traction rope positioned outside the winding roller is shortened, and the traction rope pulls the corresponding first plate or second plate to rotate upwards; when the first motor drives the winding roller to pay off, the length of the traction rope outside the winding roller is lengthened, the traction rope is not tensioned any more, and the corresponding first plate or second plate rotates downwards under the action of the gravity of the ingredients, so that the control of opening and closing the bottom of the symmetrical hopper is realized.

Preferably, the end face, away from the corresponding hinge position, of the first plate is provided with a first protruding block, the first protruding block is located on one side, close to the weighing hopper, of the end face of the first plate, the end face, away from the corresponding hinge position, of the second plate is provided with a second protruding block, the second protruding block is located on one side, close to the belt conveyor, of the end face of the second plate, and the first protruding block is matched with the second protruding block.

Through above-mentioned technical scheme, first board and second board when the shutoff is carried out to the symmetry hopper, the bottom of first lug is laminated mutually with the top of second lug for the batching is difficult to directly fall into band conveyer through the clearance between first board and the second board on, reduces the error that appears in the proportioning machine working process.

Preferably, the support is further provided with a supporting device, the supporting device comprises two supporting plates, two sliding assemblies, a transmission assembly and a second motor, the two supporting plates are respectively located at two sides of the bottom of the weighing hopper, which are adjacent to the first plate, the supporting plates are connected to the support at the corresponding side in a sliding mode, the sliding assemblies comprise racks and gears, the racks are connected to the corresponding supporting plates, the length direction of the racks faces one side of the weighing hopper, the gears are connected to the support in a rotating mode and meshed with the corresponding racks, the output shaft of the second motor is coaxially connected with one of the gears, and the transmission assembly is used for enabling the two gears to rotate in the opposite direction.

Through above-mentioned technical scheme, when first board and second board symmetry hopper carried out the shutoff, the backup pad passed through the slip subassembly and slides the below of first board and second board, and the action of gravity accessible backup pad of the batching that first board and second board received shares the support on, makes first board and second board can bear bigger gravity, improves the bearing capacity of weighing hopper, reduces the impaired possibility of first board and second board.

Preferably, the transmission assembly comprises two driving conical teeth, two driven conical teeth and a transmission rod, the two driving conical teeth are respectively and coaxially connected with the two gears, the two driven conical teeth are respectively and coaxially connected with the two ends of the transmission rod, and the two driven conical teeth are respectively and vertically meshed with the two driving conical teeth.

Through above-mentioned technical scheme, when the second motor made its coaxial coupling's gear revolve, rotated and driven conical tooth that drives the meshing with this gear coaxial coupling's initiative conical tooth and rotated to make the dwang rotate, the dwang made another gear revolve through another to initiative conical tooth and driven conical tooth, and the rotation direction between two gears is opposite, thereby makes two backup pads can move in opposite directions or back on the back mutually.

Preferably, there are two of the transmission assemblies, and the first plate and the second plate are both located between the two transmission assemblies.

Through above-mentioned technical scheme, make the transmission of power more steady to drive assembly can not block on the route of batching whereabouts, avoids producing the influence to actual weighing result.

preferably, a rubber pad is arranged on the side surface of the baffle plate facing the weighing hopper.

Through above-mentioned technical scheme, improve the shutoff effect of baffle symmetry hopper, reduce the batching and fall out the possibility from the clearance between baffle and the weighing hopper bottom.

To sum up, the utility model discloses the beneficial effect who contrasts in prior art does: through setting up discharge apparatus, make the title hopper can not receive any stopping at the in-process batching of unloading, make the batching that actually falls into on band conveyer accord with the measured value to set up strutting arrangement, the reinforcing is at the supporting capability of title material in-process discharge apparatus to the batching, makes the title hopper can hold more batching.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is an enlarged view of A in FIG. 1;

FIG. 3 is an enlarged view of B in FIG. 2;

Fig. 4 is a bottom view of the weighing hopper in the embodiment.

Reference numerals: 1. a support; 2. a storage hopper; 3. weighing a hopper; 4. a belt conveyor; 5. a discharge device; 51. a baffle plate; 511. a first plate; 5111. a first bump; 512. a second plate; 5121. a second bump; 513. a rubber pad; 52. a hauling rope; 53. a traction assembly; 531. a winding roller; 532. a first motor; 533. a guide wheel; 6. a support device; 61. a support plate; 62. a sliding assembly; 621. a rack; 622. a gear; 63. a transmission assembly; 631. a driving conical tooth; 632. a driven conical tooth; 633. a transmission rod; 64. a second motor.

Detailed Description

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

The utility model provides a batching accurate mixing plant proportioning machine, as shown in figure 1, including support 1, storage hopper 2, weighing hopper 3, band conveyer 4, discharge apparatus 5, strutting arrangement 6, storage hopper 2, weighing hopper 3, band conveyer 4 is in proper order from last down setting on support 1, discharge apparatus 5 sets up in the bottom of weighing hopper 3 and is used for the bottom of symmetry hopper 3 to open and close, when 5 symmetry hoppers 3 of discharge apparatus carried out the shutoff, strutting arrangement 6 played the supporting role to discharge apparatus 5.

referring to fig. 2, 3 and 4, the discharging device 5 comprises a baffle 51, four traction ropes 52 and two traction assemblies 53, wherein the baffle 51 comprises a first plate 511 and a second plate 512, one end of the first plate 511 and one end of the second plate 512 are respectively hinged to two sides of the bottom of the weighing hopper 3, rubber pads 513 are respectively arranged on the surfaces of the first plate 511 and the second plate 512 facing to one side of the weighing hopper 3, a first bump 5111 is arranged on the end surface of the first plate 511 far away from the hinged position, the first bump 5111 is arranged on the side, close to the weighing hopper 3, of the end surface of the first plate 511, a second bump 5121 is arranged on the end surface of the second plate 512 far away from the hinged position, the second bump 5121 is arranged on the side, far away from the weighing hopper 3, of the end surface of the second plate 512, and when the first plate 511 and the second plate 512 are both rotated to the horizontal state, the lower side surface of the first bump 5111 is abutted against the upper side surface. The two traction assemblies 53 are respectively arranged on the bracket 1 above the first plate 511 and the second plate 512, each traction assembly 53 comprises a winding roller 531, a first motor 532 and two guide wheels 533, the winding roller 531 is rotatably connected on the bracket 1, the length direction of the winding roller 531 is the same as that of the hinged position of the first plate 511, the output shaft of the first motor 532 is coaxially connected with the corresponding winding roller 531, the two guide wheels 533 are respectively arranged at two sides of the weighing hopper 3, the guide wheels 533 are rotatably connected on the side wall of the weighing hopper 3, four traction ropes 52 are grouped in pairs, one group of traction ropes 52 is connected between the end part of the first plate 511 far away from the hinged position and the winding roller 531 at the same side, the other group of traction ropes 52 is connected between the end part of the second plate 512 far away from the hinged position and the winding roller 531 at the same side, the two traction ropes 52 of the same group are respectively arranged at two sides of the corresponding winding rollers 531, one end of the traction ropes 52 is wound, the other end of the traction rope 52 is passed around the guide wheel 533 of the corresponding side and then connected to the first plate 511 or the second plate 512.

Referring to fig. 1 and 4, the supporting device 6 includes two supporting plates 61, two sliding assemblies 62, two transmission assemblies 63, and a second motor 64, the two supporting plates 61 are respectively located at two sides of the bottom of the weighing hopper 3 adjacent to the first plate 511, the supporting plates 61 are slidably connected to the brackets 1 at the corresponding sides, the sliding assemblies 62 include racks 621 and gears 622, the racks 621 are connected to the corresponding supporting plates 61, the length direction of the racks 621 faces one side of the weighing hopper 3, the gears 622 are rotatably connected to the brackets 1 and are engaged with the corresponding racks 621, the output shaft of the second motor 64 is coaxially connected to one of the gears 622, the first plate 511 and the second plate 512 are both located between the two transmission assemblies 63, the transmission assemblies 63 include two driving conical teeth 631, two driven conical teeth 632, and a transmission rod 633, the two driving conical teeth 631 are respectively coaxially connected to the two gears 622, the two driven conical teeth 632 are respectively coaxially connected to two ends of the transmission rod 633, the two driven conical teeth 632 are vertically engaged with the two driving conical teeth 631 respectively.

In the actual operation process, firstly, the two first motors 532 are controlled to be sequentially started, so that the first plate 511 is firstly rotated to the horizontal state under the pulling of the corresponding pulling ropes 52, then the second plate 512 is rotated to the horizontal state, the opposite side surfaces of the first lug 5111 and the second lug 5121 are abutted, then the second motor 64 is started, the two support plates 61 are oppositely moved under the combined action of the sliding assembly 62 and the transmission assembly 63, the two support plates 61 are respectively supported below the two sides of the first plate 511 and the second plate 512, at this time, the second motor 64 can be closed, and the weighing of ingredients is started. When weighing is finished and discharging is needed, the second motor 64 is started reversely, the two support plates 61 are separated from each other, the support of the support plates 61 on the first plate 511 and the second plate 512 is removed, the first motor 532 is started reversely, the traction rope 52 is discharged from the winding roller 531, the first plate 511 and the second plate 512 rotate to be in a vertical state from a horizontal state under the action of gravity of ingredients, the ingredients are not blocked by the first plate 511 and the second plate 512 any more, so that the ingredients falling onto the belt conveyor 4 are close to a weighing value as much as possible, and the accuracy of the ingredients is improved.

The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention, which is defined by the appended claims.

Claims

1. The utility model provides a batching accurate mixing plant proportioning machine, includes support (1), from the top down is equipped with storage hopper (2), weighing hopper (3), band conveyer (4) in proper order on support (1), characterized by: be equipped with discharge apparatus (5) on weigh hopper (3), discharge apparatus (5) include baffle (51), a plurality of haulage rope (52), pull subassembly (53), baffle (51) articulate in weigh hopper (3) bottom, and the one end of haulage rope (52) is all connected on baffle (51), and the other end of haulage rope (52) is all connected on pulling subassembly (53), pull subassembly (53) and be located on support (1) of baffle (51) top, pull the length of subassembly (53) control haulage rope (52) in order to realize opening and close of baffle (51) symmetry hopper (3) bottom.

2. The mixing station dispensing machine with precise dispensing of claim 1, wherein: baffle (51) include first board (511), second board (512), first board (511) and second board (512) articulate respectively in the both sides of weighing hopper (3) bottom, pull subassembly (53) all have two, and a plurality of haulage rope (52) evenly divide into two sets ofly, and two are pull subassembly (53) and are located the top of first board (511) and second board (512) respectively, are connected with a set of haulage rope (52) between first board (511) and the subassembly (53) of pulling of corresponding side, are connected with another group haulage rope (52) between second board (512) and the subassembly (53) of pulling of corresponding side.

3. The mixing station dispensing machine with precise dispensing of claim 2, wherein: the traction assembly (53) comprises a winding roller (531) and a first motor (532), the winding roller (531) is rotatably connected to the support (1), one end of the traction rope (52) on the same side is wound on the winding roller (531), and an output shaft of the first motor (532) is coaxially connected with the corresponding winding roller (531).

4. the mixing station dispensing machine with precise dispensing of claim 2, wherein: the end face, far away from corresponding hinged position, of the first plate (511) is provided with a first protruding block (5111), the first protruding block (5111) is located on one side, close to the weighing hopper (3), of the end face, far away from corresponding hinged position, of the first plate (511), the second plate (512) is provided with a second protruding block (5121), the second protruding block (5121) is located on one side, close to the belt conveyor, of the end face, far away from corresponding hinged position, of the second plate (512), and the first protruding block (5111) is matched with the second protruding block (5121).

5. The mixing station dispensing machine with precise dispensing of claim 2, wherein: the support (1) is also provided with a support device (6), the support device (6) comprises two support plates (61), two sliding assemblies (62), a transmission assembly (63) and a second motor (64), the two support plates (61) are respectively positioned at the bottom of the weighing hopper (3) and are adjacent to the two sides of the first plate (511), the supporting plate (61) is connected on the bracket (1) on the corresponding side in a sliding way, the sliding component (62) comprises a rack (621) and a gear (622), the rack (621) is connected to the corresponding support plate (61), the length direction of the rack (621) faces to one side of the weighing hopper (3), the gear (622) is rotationally connected to the bracket (1) and is meshed with the corresponding rack (621), the output shaft of the second motor (64) is coaxially connected with one gear (622), the transmission assembly (63) is used for enabling the two gears (622) to rotate reversely.

6. The station machine of claim 5 wherein said means for dispensing is further characterized by: the transmission assembly (63) comprises two driving conical teeth (631), two driven conical teeth (632) and a transmission rod (633), the two driving conical teeth (631) are respectively and coaxially connected with the two gears (622), the two driven conical teeth (632) are respectively and coaxially connected with two ends of the transmission rod (633), and the two driven conical teeth (632) are respectively and vertically meshed with the two driving conical teeth (631).

7. The station machine of claim 5 wherein said means for dispensing is further characterized by: the transmission assemblies (63) are two, and the first plate (511) and the second plate (512) are located between the two transmission assemblies (63).

8. The mixing station dispensing machine with precise dispensing of claim 1, wherein: and a rubber pad (513) is arranged on the side surface of the baffle (51) facing the weighing hopper (3).