阅读说明：本技术 一种药粉称量系统 (Powder weighing system ) 是由 刘辉 李培 熊长江 于 2020-06-09 设计创作，主要内容包括：本发明公开了一种药粉称量系统,包括支撑结构、设置在支撑结构上的输送结构、设置在支撑结构上的加药结构和设置在支撑结构上且位于输送结构输出端下方的称量结构,所述的支撑结构包括用于安装称量结构的底板、设置在底板上的支撑板、转动设置在支撑板上且用于安装输送结构的活动板,所述的输送结构包括转动管,转动管靠近活动板旋转中心的一端位于称量结构上方,所述的底板上设置有驱动结构。本发明的有益效果是：本方案利用转动管的转动对火炸药粉末进行输送,能够通过控制转动管的转速等参数来控制加药的量,从而称取满足数量要求的火炸药,有利于实现连续、定量地添加、称取,提高加药、称取的效率和精度。(The invention discloses a medicine powder weighing system which comprises a supporting structure, a conveying structure arranged on the supporting structure, a medicine adding structure arranged on the supporting structure and a weighing structure arranged on the supporting structure and positioned below the output end of the conveying structure, wherein the supporting structure comprises a bottom plate for installing the weighing structure, a supporting plate arranged on the bottom plate and a movable plate which is rotatably arranged on the supporting plate and used for installing the conveying structure, the conveying structure comprises a rotating pipe, one end of the rotating pipe, close to the rotating center of the movable plate, is positioned above the weighing structure, and a driving structure is arranged on the bottom plate. The invention has the beneficial effects that: the rotation of this scheme utilization rotating tube is carried the explosive powder, can control the volume of adding the medicine through the rotational speed isoparametric of control rotating tube to the explosive that satisfies the quantity requirement is got to the title, is favorable to realizing adding, getting in succession, quantitatively, improves the efficiency and the precision of adding medicine, getting.)

1. A powder weighing system which characterized in that: the automatic weighing device comprises a supporting structure, a conveying structure arranged on the supporting structure, a dosing structure arranged on the supporting structure and a weighing structure arranged on the supporting structure and located below an output end of the conveying structure, wherein the supporting structure comprises a bottom plate (1) used for installing the weighing structure, a supporting plate (2) arranged on the bottom plate (1) and a movable plate (6) which is arranged on the supporting plate (2) in a rotating mode and used for installing the conveying structure, the conveying structure comprises a rotating pipe (3) which is arranged on the movable plate (6) in a rotating mode, one end, close to a rotating center of the movable plate (6), of the rotating pipe (3) is located above the weighing structure, and a driving structure (4) in transmission connection with the movable plate (6) is arranged on the bottom plate (1).

2. A powder weighing system according to claim 1, wherein: the driving structure (4) comprises a driving base (41), a lead screw (43) arranged on the driving base (41), a lead screw nut (45) arranged on the lead screw (43), a sliding block (46) in transmission connection with the lead screw nut (45), a transmission rod (48) hinged with the sliding block (46), and a transmission block (49) hinged with the transmission rod (48) and connected with the movable plate (6).

3. A powder weighing system according to claim 2, wherein: drive base (41) on be provided with regulation bearing frame (47) that are used for supporting lead screw (43) both ends, drive base (41) on be provided with guide rail (44) parallel with lead screw (43), slider (46) and guide rail (44) sliding connection, bottom plate (1) on be provided with driving motor (410) of being connected through belt drive chain (42) with lead screw (43).

4. A powder weighing system according to any one of claims 1, 2 and 3, wherein: the conveying structure further comprises a transmission pipe (5) sleeved on the outer layer of the rotating pipe (3), the movable plate (6) is provided with a conveying bearing seat (51) used for supporting two ends of the transmission pipe (5), and the movable plate (6) is provided with a conveying motor (23) in transmission connection with the transmission pipe (5) through a conveying belt chain (52).

5. A powder weighing system of claim 4, wherein: the movable plate (6) is provided with a dosing bottom plate (25) through a support, the dosing bottom plate (25) is provided with a feeding hopper (17) positioned above the weighing structure, and one end of the rotating pipe (3) extends into the feeding hopper (17).

6. A powder weighing system of claim 5, wherein: add the medicine structure including setting up adding the essence on medicine bottom plate (25) and adding the structure, the essence add the structure including setting up adding the essence on medicine bottom plate (25) and adding module (151), set up the essence on the essence adds module (151) and add feeding storehouse (15), essence add module (151) in be provided with intercommunication feeder hopper (17) and the essence add the essence of feeding storehouse (15) and add the through-hole, essence add module (151) in slide and be provided with the A that is located the essence and adds between through-hole and the essence and add feeding storehouse (15) and take out board (152), the essence adds the B that slides and is provided with between essence and adds through-hole and feeder hopper (17) and takes out board (153), essence add module (151) in slide and be provided with and to stretch into the essence that the essence adds in the through-hole and add regulation pole (154).

7. A powder weighing system of claim 5, wherein: add medicine structure still including setting up adding the structure with the thick on medicine bottom plate (25), thick add the structure including setting up adding feed bin (11) with the thick on medicine bottom plate (25), set up and add thick module (111) of feed bin (11) below, set up in thick elbow pipe (9) that add module (111) below and communicate with rotating-tube (3) thick, thick add module (111) in be provided with intercommunication return bend (9) and thick add the thick through-hole that advances feed bin (11), thick add module (111) in slide and be provided with the foraminiferous board (112) of drawing of C that is located thick between adding the through-hole and thick feed bin (11), thick add module (111) in slide and be provided with the foraminiferous board (113) of drawing of D that is located between thick through-hole and return bend (9).

8. A powder weighing system according to claim 7, wherein: the free end of return bend (9) be provided with rotating-tube (3) can dismantle and be connected quick detach joint (7) that can dismantle the connection, add and be provided with on medicine bottom plate (25) thick and add linear drive structure (13), the output shaft transmission that adds linear drive structure (13) thick is connected with thick support (12), thick add module (111) and set up on thick support (12).

9. A powder weighing system according to any one of claims 1, 2, 3, 5, 6, 7 and 8, wherein: the weighing structure comprises a rotating structure (22) arranged on the bottom plate (1), a rotary table (20) arranged on the rotating structure (22), a weighing module (16) arranged below the rotary table (20) and aligned with the output end of the conveying structure, and a plurality of cup sleeves (21) which are arranged on the rotary table (20) and used for mounting the cups (19) and can be aligned with the weighing module (16).

10. A powder weighing system according to claim 9, wherein: a discharging hopper (18) is arranged between the rotary table (20) and the output end of the conveying structure, and a discharging hopper bracket (181) with adjustable height is arranged on the bottom plate (1); a buffer pad is arranged between the weighing module (16) and the bottom plate (1).

Technical Field

The invention relates to the technical field of explosive weighing, in particular to a powder weighing system.

Background

At present, the traditional production mode of manual feeding and balance metering is mostly adopted in the charging mode of explosive, initiating explosive and civil hazardous chemical industries, the product weight stability is low, the production efficiency is low, the automation degree is low, manual work is directly contacted with a medicament, the man-machine isolation cannot be achieved, and great potential safety hazards exist. The weighing metering control depends on manual experience, the product consistency is poor, the cost of batch production is high, high-efficiency production capacity cannot be formed, and the development of the industry is severely restricted.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide a powder weighing system which is used for improving the efficiency and the precision of weighing powder of explosives and powders, realizing mechanical operation and enabling workers to be far away from a working site to ensure safety.

The invention is realized by the following technical scheme: the utility model provides a powder weighing system, includes bearing structure, sets up transport structure on bearing structure, sets up the medicine structure that adds on bearing structure and set up on bearing structure and be located the weighing structure of transport structure output below, bearing structure including the bottom plate that is used for the installation to weigh the structure, set up the backup pad on the bottom plate, rotate the fly leaf that sets up in the backup pad and be used for installing transport structure, transport structure including rotating the rotating tube that sets up on the fly leaf, the one end that the rotating tube is close to fly leaf rotation center is located and weighs the structure top, the bottom plate on be provided with the drive structure who is connected with the fly leaf transmission.

Furthermore, in order to better realize the invention, the driving structure comprises a driving base, a screw rod arranged on the driving base, a screw rod nut arranged on the screw rod, a sliding block in transmission connection with the screw rod nut, a transmission rod hinged with the sliding block, and a transmission block hinged with the transmission rod and connected with the movable plate.

Furthermore, in order to better realize the invention, the driving base is provided with adjusting bearing seats for supporting two ends of the lead screw, the driving base is provided with a guide rail parallel to the lead screw, the sliding block is connected with the guide rail in a sliding way, and the bottom plate is provided with a driving motor connected with the lead screw through a belt transmission chain.

Furthermore, in order to better realize the invention, the conveying structure also comprises a transmission pipe sleeved on the outer layer of the rotating pipe, the movable plate is provided with a conveying bearing seat for supporting two ends of the transmission pipe, and the movable plate is provided with a conveying motor in transmission connection with the transmission pipe through a conveying belt chain.

Furthermore, in order to better realize the invention, the movable plate is provided with a dosing bottom plate through a support, a feeding hopper positioned above the weighing structure is arranged on the dosing bottom plate, and one end of the rotating pipe extends into the feeding hopper.

Furthermore, in order to better realize the invention, the dosing structure comprises a fine adding structure arranged on a dosing base plate, the fine adding structure comprises a fine adding module arranged on the dosing base plate and a fine adding feeding bin arranged on the fine adding module, a fine adding through hole for communicating the feeding hopper with the fine adding feeding bin is arranged in the fine adding module, an A porous drawing plate positioned between the fine adding through hole and the fine adding feeding bin is arranged in the fine adding module in a sliding manner, a B porous drawing plate positioned between the fine adding through hole and the feeding hopper is arranged in the fine adding module in a sliding manner, and a fine adding adjusting rod capable of extending into the fine adding through hole is arranged in the fine adding module in a sliding manner.

Furthermore, in order to better realize the invention, the dosing structure further comprises a rough adding structure arranged on the dosing bottom plate, the rough adding structure comprises a rough adding bin arranged on the dosing bottom plate, a rough adding module arranged below the rough adding bin, and a bent pipe arranged below the rough adding module and communicated with the rotating pipe, a rough adding through hole communicated with the bent pipe and the rough adding bin is arranged in the rough adding module, a C-hole drawing plate positioned between the rough adding through hole and the rough adding bin is arranged in the rough adding module in a sliding manner, and a D-hole drawing plate positioned between the rough adding through hole and the bent pipe is arranged in the rough adding module in a sliding manner.

Furthermore, in order to better realize the invention, the free end of the elbow is provided with a quick-release joint which is detachably connected with the rotating pipe, a coarse-adding linear driving structure is arranged on the dosing bottom plate, an output shaft of the coarse-adding linear driving structure is in transmission connection with a coarse-adding bracket, and the coarse-adding module is arranged on the coarse-adding bracket.

Furthermore, in order to better realize the invention, the weighing structure comprises a rotating structure arranged on the bottom plate, a turntable arranged on the rotating structure, a weighing module arranged below the turntable and aligned with the output end of the conveying structure, and a plurality of cup sleeves which are arranged on the turntable, used for mounting the cups and capable of being aligned with the weighing module.

Furthermore, in order to better realize the invention, a blanking hopper is arranged between the turntable and the output end of the conveying structure, and a blanking hopper bracket with adjustable height is arranged on the bottom plate; a buffer cushion is arranged between the weighing module and the bottom plate.

The beneficial effect that this scheme obtained is:

the rotation of this scheme utilization rotating tube is carried the explosive powder, can control the volume of adding the medicine through the rotational speed isoparametric of control rotating tube, thereby it satisfies the explosive of quantity requirement to get, be favorable to realizing in succession, add quantitatively, get, it adds the medicine to improve, the efficiency and the precision of getting are got, owing to adopted mechanical equipment to weigh, can realize semi-automatically, automatic operation, thereby make the staff carry out long-range medicine, weigh, make the staff keep away from the operation scene, thereby guarantee staff's safety.

Drawings

FIG. 1 is a front cross-sectional view of a weighing system;

FIG. 2 is a perspective view of a weighing system;

FIG. 3 is a top view of the weighing system;

FIG. 4 is a schematic diagram of a gunpowder and explosive weighing structure;

FIG. 5 is a schematic diagram of an explosive charge configuration;

FIG. 6 is a schematic view of a drive configuration;

FIG. 7 is an enlarged view taken at A of FIG. 1;

FIG. 8 is an enlarged view of FIG. 2 at B;

FIG. 9 is an enlarged view at C of FIG. 2;

FIG. 10 is a schematic view of a rotating tube;

wherein 1-a bottom plate, 2-a support plate, 3-a rotating pipe, 4-a driving structure, 41-a driving base, 42-a belt transmission chain, 43-a screw rod, 44-a guide rail, 45-a screw rod nut, 46-a slide block, 47-an adjusting bearing seat, 48-a transmission rod, 49-a transmission block, 410-a driving motor, 5-a transmission pipe, 51-a conveying bearing seat, 52-a conveying belt chain, 6-a movable plate, 7-a quick-release joint, 8-a vibrator, 9-a bent pipe, 11-a rough feeding bin, 111-a rough feeding module, 112-C perforated drawing plates, 113-D perforated drawing plates, 12-a driving rough feeding bracket, 13-a rough linear driving structure, 14-a fine feeding motor and 15-a fine feeding bin, 151-precision adding module, 152-A perforated drawing plate, 153-B perforated drawing plate, 154-precision adding adjusting rod, 16-weighing module, 17-feeding hopper, 18-discharging hopper, 181-discharging hopper bracket, 19-material cup, 20-rotating disc, 21-material cup sleeve, 22-rotating structure, 23-conveying motor, 24-quick clamp and 25-dosing bottom plate.

Detailed Description

The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.