CN107192430B

CN107192430B - Electronic belt scale

Info

Publication number: CN107192430B
Application number: CN201710590353.5A
Authority: CN
Inventors: 程凇
Original assignee: Tongling Songcheng Electronics Co ltd
Current assignee: Tongling Songcheng Electronics Co ltd
Priority date: 2017-07-19
Filing date: 2017-07-19
Publication date: 2023-05-30
Anticipated expiration: 2037-07-19
Also published as: CN107192430A

Abstract

The invention discloses an electronic belt scale which comprises a supporting plate, an instrument and a base, wherein supporting frames are arranged at the left end and the right end of the upper part of the supporting plate, a code hanging rod is arranged at the left end and the right end of the supporting plate, and a fixing rod is arranged in the middle of the upper end of the supporting plate. According to the invention, the speed measuring sensor is arranged at the right end of the upper part of the supporting plate, the pressure sensors are arranged at the left end and the right end of the upper part of the base, the GSC-1/2 type pulse signal speed measuring sensor adopts a closed structure, and the unification of high sensitivity and high anti-interference performance is realized, so that the monitoring speed is ensured to be more accurate, more stable and more reliable, the SBS type pressure sensor is effectively dustproof and waterproof, has strong overload capacity, high sensitivity and good reliability, can effectively overcome the influence of non-gravity factors such as horizontal component force, driving friction force and the like, has high metering precision and strong reliability, and is more practical, and suitable for wide popularization and use.

Description

Electronic belt scale

[ field of technology ]

The present disclosure relates to electronic belt scales, and particularly to an electronic belt scale.

[ background Art ]

At present, along with the continuous development of industry and agriculture, the electronic belt scale is generally carried out step by step in the product conveying and measuring process of industry and agriculture, so that the working efficiency is reduced, the electronic belt scale is widely applicable to on-line weighing and automatic control of a large amount of raw materials and products in the processing industry, but the existing electronic belt scale cannot adapt to various bad weather, so that the later maintenance is more troublesome, and the number of wearing parts is more, so that the working efficiency is influenced. Therefore, we propose an electronic belt scale.

[ invention ]

The invention mainly aims to provide an electronic belt scale, wherein a speed measuring sensor is arranged at the right end of the upper part of a supporting plate, pressure sensors are arranged at the left end and the right end of the upper part of a base, a GSC-1/2 type pulse signal speed measuring sensor adopts a closed structure, and unification of high sensitivity and high anti-interference performance is realized, so that the monitoring speed is ensured to be more accurate, more stable and more reliable, the SBS type pressure sensor is effectively dustproof and waterproof, has strong overload capacity, high sensitivity and good reliability, can effectively overcome the influence of non-gravity factors such as horizontal component force, transmission friction force and the like, has high metering precision and strong reliability, effectively avoids damage to the scale bar caused by the excessive weight of an article conveyed by a belt, causes troublesome maintenance, adopts a design of a non-fulcrum and non-lever technology on the scale, has direct gravity effect, has no conversion, no proportion adjustment and fading process, has high precision and high reliability, is convenient to install, can embody under severe environment, has high precision and reliability, is more practical and is suitable for wide application and popularization, and technology is widely used.

In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:

the utility model provides an electronic belt scale, includes backup pad, instrument and base, both ends are all installed about backup pad upper portion, both ends all are equipped with the hanging bar about the backup pad, backup pad upper end middle part is equipped with the dead lever, the quantity of dead lever is two sets of, be connected with the axostylus axostyle between backup pad and the dead lever, the axostylus axostyle runs through in electric drum, the backup pad bottom is equipped with the trigger piece, electric drum upside is equipped with the belt, both ends all are equipped with the belt frame about the base, the backup pad left side is equipped with the bolt, belt frame upper portion left end is equipped with the fixed block, fixed block upper portion is connected with the scale frame, belt frame upper portion right-hand member is equipped with fixed block A, the instrument is connected with the computer through wire B, the computer is connected with the quick-witted case through wire C, the quick-witted incasement portion left end is equipped with the switch board, the quick-witted case inside right side is equipped with the converter, the data output of instrument is connected with the data input of computer, the signal output end of computer and the signal output part of controller and the signal connection of controller and the signal input part of controller, signal input part and PLC.

Further, the right end of the upper part of the supporting plate is provided with a speed measuring sensor, and the left end and the right end of the upper part of the base are respectively provided with a pressure sensor.

Further, the speed measuring sensor and the pressure sensor are electrically connected with the instrument through the lead A, the signal output ends of the speed measuring sensor and the pressure sensor are connected with the signal input end of the instrument, the model of the pressure sensor is SBS, and the model of the speed measuring sensor is GSC-1/2.

Furthermore, the right end of the scale frame is provided with a scale frame protection rod.

Further, a belt conveyor support rolling frame is arranged at the upper end of the fixed block A, and the model of the PLC is Siemens S7.

Compared with the prior art, the invention has the following beneficial effects: according to the technical scheme, the speed measuring sensor is arranged at the right end of the upper part of the supporting plate, the pressure sensors are arranged at the left end and the right end of the upper part of the base, the GSC-1/2 type pulse signal speed measuring sensor adopts a closed structure, and unification of high sensitivity and high anti-interference performance is realized, so that the monitoring speed is more accurate and stable and reliable, the SBS type pressure sensor is effectively dustproof and waterproof, has strong overload capacity, high sensitivity and good reliability, can effectively overcome the influences of non-gravity factors such as horizontal component force, transmission friction force and the like, has high metering precision and high reliability, effectively avoids damage to a weighing beam due to excessive weight of an article conveyed by a belt, causes troublesome maintenance due to the adoption of a non-fulcrum and non-lever technical design on the weighing beam, has direct gravity effect, no conversion, no proportion adjustment and fading process, has high precision and high reliability, is convenient to install, can embody precision and reliability under severe environment, is suitable for popularization and wide application.

[ description of the drawings ]

FIG. 1 is a schematic diagram of the overall structure of an electronic belt scale according to the present invention;

FIG. 2 is a schematic diagram of a belt frame structure of an electronic belt scale according to the present invention;

FIG. 3 is a schematic view of a supporting plate of the electronic belt scale of the present invention;

fig. 4 is a schematic diagram of the overall operation structure of the electronic belt scale of the present invention.

In the figure: 1. a support plate; 2. a support frame; 3. an electric roller; 4. a belt; 5. a shaft lever; 6. a fixed rod; 7. a speed sensor; 8. a code hanging rod; 9. a belt frame; 10. a trigger block; 11. a pressure sensor; 12. a base; 13. a bolt; 14. a fixed block; 15. a scale rack; 16. a scale rack protection rod; 17. a belt conveyor support rolling frame; 18. a fixed block A; 19. a lead A; 20. a meter; 21. a lead B; 22. a computer; 23. a wire C; 24. a frequency converter; 25. a PLC controller; 26. a chassis; 27. and a control cabinet.

[ detailed description ] of the invention

The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.

As shown in fig. 1-4, an electronic belt scale comprises a supporting plate 1, an instrument 20 and a base 12, wherein the left and right ends of the upper part of the supporting plate 1 are respectively provided with a supporting frame 2, the left and right ends of the supporting plate 1 are respectively provided with a code hanging rod 8, the middle part of the upper end of the supporting plate 1 is provided with a fixed rod 6, the number of the fixed rods 6 is two groups, a shaft rod 5 is connected between the supporting frame 2 and the fixed rods 6, the shaft rod 5 penetrates through an electric roller 3, the bottom of the supporting plate 1 is provided with a trigger block 10, the upper side of the electric roller 3 is provided with a belt 4, the left and right ends of the base 12 are respectively provided with a belt rack 9, the left side of the supporting plate 1 is provided with a bolt 13, the left end of the upper part of the belt rack 9 is provided with a fixed block 14, the upper part of the fixed block 14 is connected with a weighing rack 15, the right end of the upper part of the belt rack 9 is provided with a fixed block A18, the instrument 20 is connected with a computer 22 through a wire B21, the computer 22 is connected with a chassis 26 through a wire C23, the left end inside the chassis 26 is provided with a control cabinet 27, the right end of the chassis 26 is provided with a frequency converter 26, the right end of the computer is provided with a signal converter 24, the signal converter 24 is connected with the signal converter 25, and the signal converter 25 is connected with the signal input end of the signal converter 24 and the signal converter 25, and the signal input end of the signal converter 20 is connected with the signal input end of the computer 25.

The right end of the upper part of the supporting plate 1 is provided with a speed measuring sensor 7, and the left end and the right end of the upper part of the base 12 are respectively provided with a pressure sensor 11.

The speed measuring sensor 7 and the pressure sensor 11 are electrically connected with the instrument 20 through a lead A19, signal output ends of the speed measuring sensor 7 and the pressure sensor 11 are connected with a signal input end of the instrument 20, the model of the pressure sensor 11 is SBS, and the model of the speed measuring sensor 7 is GSC-1/2.

Wherein, the right end of the scale rack 15 is provided with a scale rack protection rod 16.

The upper end of the fixed block A18 is provided with a belt conveyor rolling support 17, and the model of the PLC 25 is Siemens S7.

Working principle: when the belt-conveyed articles form gravity extrusion on the weighing frame 15, the trigger block 10 at the bottom of the supporting plate 1 is in contact with the pressure sensor 11, at the moment, the speed measuring sensor 7 and the pressure sensor 11 on the supporting plate 1 transmit data to the instrument 20 through the lead A19, the instrument 20 transmits data to the computer 22 through the lead B21, when a user observes the computer 22, the computer 22 can regulate the data, the computer 22 transmits signals to the PLC 25 in the case 26 through the lead C23, the PLC 25 transmits the signals to the control cabinet 27, the control cabinet 27 transmits the signals to the electric equipment of the electronic belt weighing scale, the on-site detector can also directly control keys on the instrument 20, the instrument 20 transmits the signals to the frequency converter 24, the frequency converter 24 transmits the signals to the control cabinet 27, and the control cabinet 27 transmits the signals to the electric equipment of the electronic belt weighing scale.

The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An electronic belt scale, includes backup pad (1), instrument (20) and base (12), its characterized in that: support frame (2) are all installed at both ends about backup pad (1) upper portion, both ends all are equipped with and hang sign indicating number pole (8) about backup pad (1), backup pad (1) upper end middle part is equipped with dead lever (6), the quantity of dead lever (6) is two sets of, be connected with axostylus axostyle (5) between support frame (2) and dead lever (6), axostylus axostyle (5) run through in motorized pulley (3), backup pad (1) bottom is equipped with trigger piece (10), motorized pulley (3) upside is equipped with belt (4), both ends all are equipped with belt frame (9) about base (12), backup pad (1) left side is equipped with bolt (13), belt frame (9) upper portion left end is equipped with dead lever (14), dead lever (14) upper portion is connected with weighing scale frame (15), belt frame (9) upper portion right-hand member is equipped with dead lever A (18), instrument (20) are connected with computer (22) through wire B (21), computer (22) are equipped with belt (4), base (12) both ends all are equipped with belt frame (26) left and right side control cabinet (26) inside (26), the upper right end of the case (26) is provided with a PLC (programmable logic controller) controller (25), the data output end of the instrument (20) is connected with the data input end of a computer (22), the signal output end of the computer (22) is connected with the signal input end of the PLC controller (25), the signal output end of the PLC controller (25) is connected with the signal input end of a control cabinet (27), the signal output end of the instrument (20) is connected with the signal input end of a frequency converter (24), and the signal output end of the frequency converter (24) is connected with the signal input end of the control cabinet (27);

the right end of the upper part of the supporting plate (1) is provided with a speed measuring sensor (7), and the left end and the right end of the upper part of the base (12) are provided with pressure sensors (11); the right end of the scale rack (15) is provided with a scale rack protection rod (16).

2. The electronic belt scale of claim 1, wherein: the speed measuring sensor (7) and the pressure sensor (11) are electrically connected with the instrument (20) through the lead A (19), the signal output ends of the speed measuring sensor (7) and the pressure sensor (11) are connected with the signal input end of the instrument (20), the model of the pressure sensor (11) is SBS, and the model of the speed measuring sensor (7) is GSC-1/2.

3. The electronic belt scale of claim 1, wherein: the upper end of the fixed block A (18) is provided with a belt conveyor rolling support (17), and the model of the PLC (25) is Siemens S7.