Electronic belt scale weighing mechanism

Abstract

The utility model discloses an electronic belt scale weighing mechanism which comprises a rack, two sides of the top end of the rack are provided with conveying platforms, a driving roller is rotatably installed on the inner wall of one side between the conveying platforms, two bearing frames are arranged on the inner wall of the conveying platform on one side of the driving roller, and two sides of the top end of each bearing frame are provided with weighing sensors. A plurality of guide rollers are rotatably mounted on the inner wall of the conveying table above the bearing frame, extension frames are arranged on the outer wall of one side of the conveying table, driven rollers are rotatably mounted on the inner wall between the extension frames, a conveying belt is wound on the outer wall between the driven rollers and the driving roller, and a gear motor is mounted on the outer wall of one conveying table. According to the utility model, not only is the material weighing precision guaranteed when the weighing mechanism is used, but also the material conveying and weighing effects are guaranteed when the weighing mechanism is used, and the convenience of the weighing mechanism is improved when the weighing mechanism is used.

Description

TECHNICAL FIELD

[0001] The utility model relates to industrial metrology equipment technical field, concretely is a kind of electronic belt scale weighing mechanism. BACKGROUND

[0002] Electronic belt scale is a kind of metrology equipment widely used in industrial field, realizes accurate measurement to material flow by the combination of mechanics and electronic technology, however, the weighing mechanism design of existing electronic belt scale still has many problems, and then influence the convenience when using weighing mechanism, thus it is particularly important to develop a kind of electronic belt scale weighing mechanism.

[0003] With reference to the announcement No. CN205138608U, a kind of electronic belt scale weighing mechanism, it includes two fixed supporting rollers fixed on the side plate of electronic belt scale, two weighing supporting rollers and four weighing sensors, each weighing supporting roller has a weighing sensor at both ends, weighing sensor bottom is equipped with sensor base, the weighing supporting roller includes first weighing supporting roller and second weighing supporting roller, the weighing sensor includes first weighing sensor, second weighing sensor, third weighing sensor and fourth weighing sensor, the sensor base includes first sensor base and second sensor base arranged on the both sides of electronic belt scale, the first weighing sensor and third weighing sensor are located on first sensor base, the second weighing sensor and fourth weighing sensor are located on second sensor base, the weighing mechanism can simplify installation process and save the step of sensor base height adjustment;It is better that electronic belt scale precision long-term stability is made simultaneously, according to the above, the weighing mechanism can be better applied, but it is usually inconvenient to scrape and clean the outer wall of conveying belt, so that the residue generated in the material transmission weighing process is easily attached to the outer wall of conveying belt, and then affect the weighing precision of subsequent material, and users are often puzzled. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of electronic belt scale weighing mechanism to solve the problem that weighing mechanism can be better applied in the above background art, but it is usually inconvenient to scrape and clean the outer wall of conveying belt, so that the residue generated in the material transmission weighing process is easily attached to the outer wall of conveying belt, and then affect the weighing precision of subsequent material.

[0005] To achieve the above object, the utility model provides the following technical scheme: an electronic belt scale weighing mechanism, including the frame, both sides of the top of frame are equipped with the conveying table, the inner wall of one side between conveying table is rotatably installed with the driving roller, the inner wall of conveying table of driving roller side is equipped with two bearing frame, both sides of bearing frame top are installed with the weighing sensor, the inner wall of conveying table above bearing frame is rotatably installed with a plurality of guide rollers, the outer wall of conveying table one side is equipped with the extension frame, the inner wall between extension frame is rotatably installed with the driven roller, the outer wall between driven roller and driving roller is wound with the transmission belt, the outer wall of one conveying table is installed with the speed reducer, one end of speed reducer is connected with one end of driving roller, the bottom of conveying table below driving roller bottom is equipped with the support frame, the outer wall of support frame is equipped with the scraper, the top of scraper is touched with the outer wall of transmission belt.

[0006] Preferably, the conveying table top one side is equipped with the support frame, the transmission belt above the support frame is equipped with the feeding box, through the setting of support frame, the feeding box is supported and arranged.

[0007] Preferably, the outer wall of feeding box one side is equipped with two chutes, the outer wall of feeding box at chute position is slidably installed with the door, through the setting of door, the opening of feeding box right outer wall is closed and opened.

[0008] Preferably, the inner wall of lower end between conveying tables is equipped with the base frame, the lower of base frame is equipped with the U-shaped frame, the inner wall of U-shaped frame is rotatably installed with the tensioning roller, the bottom of tensioning roller is touched with the inner wall of transmission belt, through the setting of tensioning roller, the tensioning force of transmission belt is adjusted.

[0009] Preferably, the outer wall of U-shaped frame one side is equipped with two side bearing frames, the bottom of side bearing frame is rotatably installed with the limiting roller, the outer wall of limiting roller is touched with the outer wall of transmission belt, through the setting of limiting roller, the movement amplitude of transmission belt is limited.

[0010] Preferably, the both sides of base frame bottom are equipped with the threaded cylinder, the inside screw thread of threaded cylinder is installed with the threaded rod, the both ends of threaded rod are extended to the outside of threaded cylinder, the bottom of threaded rod is rotatably connected with the top of U-shaped frame, through the rotation and sliding of threaded rod in the inside of threaded cylinder, the spacing between U-shaped frame and base frame is adjusted.

[0011] Compared with the prior art, the utility model has the advantages that: the electronic belt scale weighing mechanism not only guarantees the weighing precision of the material during the use of the weighing mechanism, but also guarantees the transmission and weighing effect of the material during the use of the weighing mechanism, and improves the convenience during the use of the weighing mechanism.

[0012] (1) Through the support frame located at the bottom end of the conveying table, and the scraper is arranged on the outer wall of the support frame, and the top end of the scraper contacts the outer wall of the transmission belt, when the transmission belt is running, the scraper will scrape the outer wall of the transmission belt to clean, so as to reduce the material residue attached to the outer wall of the transmission belt, thereby ensuring the weighing precision of the subsequent material when the weighing mechanism is used;

[0013] (2) By rotating the threaded rod, the threaded rod is rotated and slides in the threaded cylinder, so that the threaded rod drives the U-shaped frame to lift, that is, the height of the tensioning roller is adjusted to adjust the tensioning force of the transmission belt, and the two limiting rollers can limit the movement amplitude of the transmission belt, reducing the deviation of the transmission belt during operation, thereby ensuring the transmission and weighing effect of the material when the weighing mechanism is used;

[0014] (3) The feeding box is arranged above the transmission belt by two supporting frames, only the material is put into the inside of the feeding box, then the box door is pulled up, so that the right outer wall of the feeding box is in an open and closed state, that is, the material is put into the center area at the top end of the transmission belt, so that the transmission belt can convey the material above the four weighing sensors for weighing, thereby improving the convenience of the weighing mechanism when used. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a front view structural schematic diagram of the utility model;

[0016] Figure 2 It is a bottom view structural schematic diagram of the utility model;

[0017] Figure 3 It is a guide roller top view structural schematic diagram of the utility model;

[0018] Figure 4 It is a tensioning roller structural schematic diagram of the utility model;

[0019] Figure 5 It is a scraper structural schematic diagram of the utility model.

[0020] In the drawing: 1, rack; 2, conveying table; 3, guide roller; 4, extension frame; 5, driven roller; 6, driving roller; 7, transmission belt; 8, supporting frame; 9, feeding box; 10, chute; 11, box door; 12, speed reducer; 13, tensioning roller; 14, limiting roller; 15, support frame; 16, scraper; 17, bearing frame; 18, weighing sensor; 19, base frame; 20, threaded cylinder; 21, threaded rod; 22, U-shaped frame; 23, side support frame. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.

[0022] Please refer to Figures 1-5 The utility model provides an embodiment: an electronic belt scale weighing mechanism, including frame 1, both sides of frame 1 top are equipped with conveying table 2, one side of conveying table 2 top is equipped with support frame 8, the transmission belt 7 between support frame 8 is equipped with feed bin 9 above,

[0023] When using, the setting of support frame 8 is convenient for supporting and arranging feed bin 9;

[0024] The outer wall of one side of feed bin 9 is equipped with two chutes 10, and the outer wall of feed bin 9 at the position of chute 10 is slidably installed with bin door 11;

[0025] When using, the setting of bin door 11 is convenient for opening and closing the opening of the right outer wall of feed bin 9;

[0026] The inner wall of the lower end between conveying table 2 is equipped with base frame 19, and the lower portion of base frame 19 is equipped with U-shaped frame 22, the inner wall of U-shaped frame 22 is rotatably installed with tensioning roller 13, and the bottom end of tensioning roller 13 touches the inner wall of transmission belt 7;

[0027] When using, the setting of tensioning roller 13 is convenient for adjusting the tensioning force of transmission belt 7;

[0028] The outer wall of one side of U-shaped frame 22 is equipped with two side bearing frames 23, the bottom end of side bearing frame 23 is rotatably installed with limiting roller 14, and the outer wall of limiting roller 14 touches the outer wall of transmission belt 7;

[0029] When using, the setting of limiting roller 14 is convenient for limiting the movement amplitude of transmission belt 7;

[0030] Both sides of the bottom of base frame 19 are equipped with threaded barrels 20, the inside of threaded barrel 20 is screwedly installed with threaded rods 21, both ends of threaded rod 21 extend to the outside of threaded barrel 20, and the bottom end of threaded rod 21 is rotatably connected with the top end of U-shaped frame 22;

[0031] When using, threaded rod 21 rotates and slips in the inside of threaded barrel 20, so as to adjust the spacing between U-shaped frame 22 and base frame 19;

[0032] A driving roller 6 is rotatably installed on the inner wall of one side between the conveying tables 2, two bearing frames 17 are arranged on the inner wall of the conveying table 2 on one side of the driving roller 6, a weighing sensor 18 is installed on the top of each of the two bearing frames 17, a plurality of guide rollers 3 are rotatably installed on the inner wall of the conveying table 2 above the bearing frames 17, an extension frame 4 is arranged on the outer wall of one side of the conveying table 2, a driven roller 5 is rotatably installed on the inner wall between the extension frames 4, the transmission belt 7 is wound on the outer wall between the driving roller 6 and the driven roller 5, a speed reducer 12 is installed on the outer wall of one of the conveying tables 2, one end of the speed reducer 12 is connected to one end of the driving roller 6, a supporting frame 15 is arranged at the bottom end of the conveying table 2 below the driving roller 6, a scraper 16 is arranged on the outer wall of the supporting frame 15, and the top end of the scraper 16 is in contact with the outer wall of the transmission belt 7.

[0033] In use, the feeding box 9 is first arranged above the transmission belt 7 through the two supporting frames 8, the material is only needed to be put into the inner side of the feeding box 9, then the box door 11 is pulled upwards to make the right outer wall of the feeding box 9 in an open and closed state, the material can be put into the center area at the top end of the transmission belt 7, when the driving roller 6 is driven to rotate by the speed reducer 12, the driving roller 6 drives the transmission belt 7 to rotate in cooperation with the driven roller 5, so that the transmission belt 7 conveys the material to the above of the four weighing sensors 18 for weighing and metering, the data obtained by weighing is displayed by the terminal machine for people to watch, and the terminal machine controls the weighing mechanism to operate, then the supporting frame 15 is arranged at the bottom end of the conveying table 2, and the scraper 16 is arranged on the outer wall of the supporting frame 15, the top end of the scraper 16 is in contact with the outer wall of the transmission belt 7, when the transmission belt 7 rotates, the scraper 16 scrapes the outer wall of the transmission belt 7 to clean, so as to reduce the attachment of material residues on the outer wall of the transmission belt 7, and ensure the weighing precision of the weighing mechanism, finally, the height of the tensioning roller 13 is adjusted by rotating and sliding the threaded rod 21 in the threaded cylinder 20 to drive the U-shaped frame 22 to rise and fall, so as to adjust the tensioning force of the transmission belt 7, the movement range of the transmission belt 7 is limited by the two limiting rollers 14 to reduce the deviation of the transmission belt 7 during operation, so as to ensure the transmission and weighing effect of the weighing mechanism, thereby completing the use of the weighing mechanism.

Claims

1. An electronic belt scale load cell, comprising: The utility model provides a kind of automatic weighing and conveying device, including rack (1), the both sides of the top end of the rack (1) are equipped with conveying table (2), the inner wall of one side between the conveying table (2) is rotatably installed with driving roller (6), the inner wall of conveying table (2) in the side of driving roller (6) is equipped with two bearing frame (17), the both sides of the top end of bearing frame (17) are installed with weighing sensor (18), the inner wall of conveying table (2) above bearing frame (17) is rotatably installed with several guide roller (3), the outer wall of one side of conveying table (2) is equipped with extension frame (4), the inner wall between extension frame (4) is rotatably installed with driven roller (5), the outer wall between driven roller (5) and driving roller (6) is wound with transmission belt (7), the outer wall of one conveying table (2) is installed with reduction motor (12), one end of reduction motor (12) is connected with one end of driving roller (6), the bottom of conveying table (2) below driving roller (6) is equipped with supporting frame (15), the outer wall of supporting frame (15) is equipped with scraper (16), the top end of scraper (16) is touched with the outer wall of transmission belt (7).

2. The load cell of claim 1, wherein: The top end of the conveying table (2) is equipped with support frame (8) on one side, and the transmission belt (7) between the support frames (8) is equipped with a feeding box (9) above.

3. An electronic belt scale weighing mechanism according to claim 2, characterized in that: The outer wall of one side of the feeding box (9) is equipped with two chutes (10), and the outer wall of the feeding box (9) at the position of the chute (10) is slidably installed with a box door (11).

4. The load cell of claim 1 wherein: The inner wall of the lower end between the conveying tables (2) is equipped with a base frame (19), and the lower end of the base frame (19) is equipped with a U-shaped frame (22), and the inner wall of the U-shaped frame (22) is rotatably installed with a tensioning roller (13), and the bottom end of the tensioning roller (13) is in contact with the inner wall of the transmission belt (7).

5. An electronic belt scale weighing mechanism according to claim 4 wherein: The outer wall of one side of the U-shaped frame (22) is equipped with two side bearing frames (23), the bottom end of the side bearing frame (23) is rotatably installed with a limiting roller (14), and the outer wall of the limiting roller (14) is in contact with the outer wall of the transmission belt (7).

6. An electronic belt scale weighing mechanism according to claim 4 wherein: The both sides of the bottom of the base frame (19) are equipped with threaded barrels (20), the threaded barrels (20) are internally threaded with threaded rods (21), the both ends of the threaded rods (21) extend to the outside of the threaded barrels (20), and the bottom end of the threaded rod (21) is rotatably connected with the top end of the U-shaped frame (22).

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