Online weight grading device

Abstract

The utility model discloses an online weight grading device which comprises a conveying and weighing mechanism, a two-end limiting mechanism is arranged over the conveying and weighing mechanism, an auxiliary sorting mechanism is arranged on one side of the conveying and weighing mechanism, and output mechanisms are arranged on the two sides of the auxiliary sorting mechanism. According to the on-line weight grading device, a motor drives a limiting block on a lead screw to move on a guide rod, so that objects of different sizes can be rapidly subjected to limiting work during two-side conveying, and when the on-line weight grading device is used for outputting, by means of plates connected through shafts, when the objects slide on a slope, the objects are not prone to falling off when the objects slide on the slope. And an object touches the plate and drives the plate to rotate through the shaft, so that the moving speed can be reduced in the moving process of the object, and the phenomenon of collision and damage caused by too high speed is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of grading devices, in particular to an online weight grading device. Background Art

[0002] In the production and processing of products, it is often necessary to classify them according to weight in order to carry out different subsequent process links. After searching, the existing Chinese patent publication number is CN201930933U, and the application number is CN201020693681.1, which is an automatic grading device by weight, including a conveyor belt or chain, a weighing classifier arranged on the inlet end of the conveyor belt or chain, a plurality of sorting machines arranged in sequence along the transmission direction of the conveyor belt or chain, and collection troughs corresponding to each sorting machine, and a control module connected between the weighing classifier and each sorting machine and capable of controlling whether each sorting machine performs a sorting action according to the weight signal level detected by the weighing classifier. The utility model is an automatic grading device by weight, which can automatically distribute objects to different collection troughs according to the weight of the objects, but there are still the following problems when working:

[0003] 1. The traditional weight grading device does not have a limit mechanism when conveying objects, which makes it easy for conveying displacement to occur during the conveying process.

[0004] 2. When general weight grading devices are output after sorting, objects collide when they slide out due to the height difference on the output slope, causing objects to collide. Utility Model Content

[0005] The utility model aims to provide an online weight grading device to solve the problem that the weight grading devices on the market currently mentioned in the background art are prone to object deviation when inputting objects and are prone to object collision when outputting objects.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an online weight grading device, comprising a conveying and weighing mechanism, two end limit mechanisms are arranged directly above the conveying and weighing mechanism, an auxiliary sorting mechanism is arranged on one side of the conveying and weighing mechanism, and output mechanisms are arranged on both sides of the auxiliary sorting mechanism.

[0007] Preferably, the conveying and weighing mechanism is composed of a No. 1 U-shaped fixed plate, a No. 1 roller, a No. 1 motor, a conveyor belt and a weighing sensor, the two end limiting mechanisms are composed of a guide rod, a double-headed screw, a No. 2 motor and an L-shaped limiting plate, the auxiliary sorting mechanism is composed of a lifting support block, an L-shaped sorting table, a hydraulic device, a U-shaped fixed block, a No. 3 motor, a screw and a U-shaped movable plate, and the output mechanism is composed of a rectangular fixed block, a No. 2 roller, a rectangular fixed plate, a shaft and a plate.

[0008] Preferably, the No. 1 U-shaped fixed plate consists of a lower horizontal plate and vertical plates vertically arranged on both sides above the horizontal plate, a group of No. 1 rollers are horizontally arranged on the inner sides of the left and right ends of the two groups of vertical plates of the No. 1 U-shaped fixed plate, a No. 1 motor is arranged at one end of each group of No. 1 rollers, conveyor belts are arranged on the outer sides of the two groups of No. 1 rollers, and a weighing sensor is arranged at the center of the conveyor belts.

[0009] Preferably, a group of guide rods are respectively arranged on the inner side of the left and right ends of the two groups of vertical plates of the No. 1 U-shaped fixed plate, and one group of guide rods is arranged directly above the conveyor belt, and double-headed screws are horizontally arranged at intervals directly above each group of guide rods, and a No. 2 motor is horizontally arranged at one end of each group of double-headed screws, and L-shaped limit plates are mirror-arranged at both ends of the double-headed screws, and the L-shaped limit plates are arranged on both sides of the guide rods.

[0010] Preferably, a lifting support block is provided on one side of the conveyor belt, and the number of the lifting support blocks is four groups. A group of cross plates is provided directly below the four groups of lifting support blocks, and an L-shaped sorting platform is horizontally provided directly above the lifting support blocks. The L-shaped sorting platform consists of a rectangular cross plate and a vertical baffle plate vertically provided on one side above the cross plate. Two groups of through rectangular slots are provided on both sides of the cross plate of the L-shaped sorting platform, and several groups of hydraulic equipment are provided directly above the cross plate directly below the lifting support block. A U-shaped fixed block is provided directly above the hydraulic equipment, and a No. 3 motor is provided on the outer side of the vertical plate of the U-shaped fixed block. A screw rod is provided on one side of the No. 3 motor, and the screw rod is horizontally provided on the inner side of the two groups of vertical plates of the U-shaped fixed block, the cross plate of the U-shaped movable plate is provided on the rod of the screw rod, and the two groups of vertical plates of the U-shaped movable plate are provided inside the rectangular slot reserved in the cross plate of the L-shaped sorting platform.

[0011] Preferably, a group of rectangular fixed blocks are provided on each side of the L-shaped sorting table, the number of each group of rectangular fixed blocks is 2, each group of rectangular fixed blocks is arranged at the left and right ends of one side of the L-shaped sorting table, the rectangular fixed blocks are sloped, a number of groups of No. 2 rollers are arranged at intervals on the inner side of each group of rectangular fixed blocks, a number of groups of rectangular fixed plates are arranged at intervals directly above the rectangular fixed blocks, the number of each group of rectangular fixed plates is 2, each group of rectangular fixed plates is arranged directly above the rectangular fixed blocks, an axis is horizontally arranged on the inner side of each group of rectangular fixed plates, and a number of groups of plates are arranged at intervals on the axis.

[0012] Compared with the prior art, the utility model has the following beneficial effects: an online weight grading device.

[0013] 1. The online weight grading device drives the limit block on the screw rod to move on the guide rod through the motor, so that objects of different sizes can be quickly limited when conveyed on both sides.

[0014] 2. When the online weight grading device is outputting, the plates connected by the shafts make the objects slide on the slope, and the objects touch the plates and drive the plates to rotate through the shafts, so that the speed of the objects can be reduced during the movement, preventing the objects from being damaged by collisions due to excessive speed. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the plan and elevation of the practical online weight grading device;

[0016] Figure 2 This is a schematic diagram of the front elevation of the conveying weighing mechanism of the practical online weight grading device;

[0017] Figure 3 It is a schematic diagram of the front elevation of the limiting mechanisms and auxiliary sorting mechanisms at both ends of the practical online weight grading device;

[0018] Figure 4 This is a schematic diagram of the front elevation of the output mechanism of the practical online weight grading device.

[0019] In the figure: 1. conveying and weighing mechanism; 101. No. 1 U-shaped fixed plate; 102. No. 1 roller; 103. No. 1 motor; 104. conveyor belt; 105. weighing sensor; 2. two-end limiting mechanism; 201. guide rod; 202. double-headed screw; 203. No. 2 motor; 204. L-shaped limiting plate; 3. auxiliary sorting mechanism; 301. lifting support block; 302. L-shaped sorting table; 303. hydraulic equipment; 304. U-shaped fixed block; 305. No. 3 motor; 306. screw; 307. U-shaped moving plate; 4. output mechanism; 401. rectangular fixed block; 402. No. 2 roller; 403. rectangular fixed plate; 404. shaft; 405. plate. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 The utility model provides a technical solution: a limit mechanism 2 at both ends is arranged directly above the conveying and weighing mechanism 1, an auxiliary sorting mechanism 3 is arranged on one side of the conveying and weighing mechanism 1, and an output mechanism 4 is arranged on both sides of the auxiliary sorting mechanism 3.

[0022] The conveying and weighing mechanism 1 is composed of a No. 1 U-shaped fixed plate 101, a No. 1 roller 102, a No. 1 motor 103, a conveyor belt 104 and a weighing sensor 105. The two end limiting mechanisms 2 are composed of a guide rod 201, a double-headed screw 202, a No. 2 motor 203 and an L-shaped limiting plate 204. The auxiliary sorting mechanism 3 is composed of a lifting support block 301, an L-shaped sorting platform 302, a hydraulic device 303, a U-shaped fixed block 304, a No. 3 motor 305, a screw 306 and a U-shaped movable plate 307. The output mechanism 4 is composed of a rectangular fixed block 401, a No. 2 roller 402, a rectangular fixed plate 403, an axis 404 and a plate 405.

[0023] The No. 1 U-shaped fixed plate 101 is composed of a lower horizontal plate and vertical plates vertically arranged on both sides above the horizontal plate. A group of No. 1 rollers 102 are horizontally arranged on the inner sides of the left and right ends of the two groups of vertical plates of the No. 1 U-shaped fixed plate 101. A No. 1 motor 103 is arranged at one end of each group of No. 1 rollers 102. Conveyor belts 104 are arranged on the outer sides of the two groups of No. 1 rollers 102. A weighing sensor 105 is arranged in the center of the conveyor belt 104. This structure can conveniently perform the function of continuous conveying detection.

[0024] A group of guide rods 201 are respectively arranged on the inner side of the left and right ends of the two groups of vertical plates of the No. 1 U-shaped fixed plate 101, and one group of guide rods 201 is arranged directly above the conveyor belt 104, and double-headed screw rods 202 are horizontally arranged at intervals directly above each group of guide rods 201, and a No. 2 motor 203 is horizontally arranged at one end of each group of double-headed screw rods 202, and L-shaped limit plates 204 are mirror-imaged at both ends of the double-headed screw rods 202, and the L-shaped limit plates 204 are arranged on both sides of the rod of the guide rod 201. This structure can limit the object to prevent displacement.

[0025] A lifting support block 301 is provided on one side of the conveyor belt 104. There are four groups of lifting support blocks 301. A group of horizontal plates are provided directly below the four groups of lifting support blocks 301. An L-shaped sorting platform 302 is horizontally provided directly above the lifting support blocks 301. The L-shaped sorting platform 302 consists of a rectangular horizontal plate and a vertical baffle plate vertically provided on one side above the horizontal plate. Two groups of through rectangular slots are provided on both sides of the horizontal plate of the L-shaped sorting platform 302. Several groups of hydraulic equipment 303 are provided directly above the horizontal plate directly below the lifting support blocks 301. A U-shaped fixed block 304 is arranged directly above the hydraulic equipment 303, and a No. 3 motor 305 is arranged on the outer side of the vertical plate of the U-shaped fixed block 304. A screw rod 306 is arranged on one side of the No. 3 motor 305, and the screw rod 306 is horizontally arranged on the inner side of the two groups of vertical plates of the U-shaped fixed block 304, and the horizontal plate of the U-shaped movable plate 307 is arranged on the rod of the screw rod 306. The two groups of vertical plates of the U-shaped movable plate 307 are arranged inside the rectangular slot reserved in the horizontal plate of the L-shaped sorting platform 302. This structure can quickly sort objects.

[0026] A group of rectangular fixed blocks 401 are respectively arranged on both sides of the L-shaped sorting table 302, and the number of each group of rectangular fixed blocks 401 is 2. Each group of rectangular fixed blocks 401 is arranged at the left and right ends of one side of the L-shaped sorting table 302. The rectangular fixed blocks 401 are sloped. Several groups of No. 2 rollers 402 are arranged at intervals on the inner side of each group of rectangular fixed blocks 401, and several groups of rectangular fixed plates 403 are arranged at intervals directly above the rectangular fixed blocks 401. The number of each group of rectangular fixed plates 403 is 2, and each group of rectangular fixed plates 403 is arranged directly above the rectangular fixed blocks 401. A shaft 404 is horizontally arranged on the inner side of each group of rectangular fixed plates 403, and several groups of plates 405 are arranged at intervals on the shaft 404. This structure can play a buffering role when outputting objects.

[0027] Working principle: First, place the object directly above the conveyor belt 104. First, according to the size of the object, start the No. 2 motor 203. The No. 2 motor 203 drives the double-headed screw 202 to rotate. During the rotation, the double-headed screw 202 drives the L-shaped limit plate 204 to move on the guide rod 201 until the two ends of the object can be limited. Then, start the No. 1 motor 103. The No. 1 motor 103 drives the No. 1 roller 102 to rotate. At this time, the two groups of No. 1 rollers 102 drive the outer conveyor belt 104 to start conveying. When the object moves to the sensing position of the weighing sensor 105 through the conveyor belt 104, the weight is measured, and then the object continues to be conveyed through the conveyor belt 104. When the object moves to the top of the L-shaped sorting table 302, the weight analyzed by the weighing sensor 105 will be used to sort the object, and the qualified and unqualified objects will be conveyed to the L-shaped sorting table 3 02 is outputted on both sides, at this time, the hydraulic equipment 303 is started, and the hydraulic equipment 303 drives the U-shaped fixed block 304 above to perform lifting work. When the U-shaped fixed block 304 moves, it drives the U-shaped movable plate 307 on the inner screw rod 306 to lift and lower. At this time, the U-shaped movable plate 307 is raised and moved to the top of the L-shaped sorting table 302, and the No. 3 motor 305 is started. The No. 3 motor 305 drives the screw rod 306 to rotate, and the screw rod 306 drives the U-shaped movable plate 307 on the rod to move horizontally. During the movement of the U-shaped movable plate 307, it drives the objects on the surface of the L-shaped sorting table 302 to move and sort. When the object moves to the top of the No. 2 roller 402, the object contacts the rotation buffer of the plate 405 on the inner shaft 404 of the rectangular fixed plate 403, so that the object is more stable and smooth when the No. 2 roller 402 moves. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0028] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An online weight grading device, comprising a conveying weighing mechanism (1), characterized in that: Two end limit mechanisms (2) are arranged directly above the conveying and weighing mechanism (1), an auxiliary sorting mechanism (3) is arranged on one side of the conveying and weighing mechanism (1), and output mechanisms (4) are arranged on both sides of the auxiliary sorting mechanism (3).

2. An online weight grading device according to claim 1, characterized in that: The conveying and weighing mechanism (1) is composed of a No. 1 U-shaped fixed plate (101), a No. 1 roller (102), a No. 1 motor (103), a conveyor belt (104) and a weighing sensor (105); the two-end limiting mechanism (2) is composed of a guide rod (201), a double-headed screw rod (202), a No. 2 motor (203) and an L-shaped limiting plate (204); the auxiliary sorting mechanism (3) is composed of a lifting support block (301), an L-shaped sorting platform (302), a hydraulic device (303), a U-shaped fixed block (304), a No. 3 motor (305), a screw rod (306) and a U-shaped moving plate (307); and the output mechanism (4) is composed of a rectangular fixed block (401), a No. 2 roller (402), a rectangular fixed plate (403), a shaft (404) and a plate (405).

3. An online weight grading device according to claim 2, characterized in that: The No. 1 U-shaped fixed plate (101) is composed of a lower horizontal plate and vertical plates arranged vertically on both sides above the horizontal plate. A group of No. 1 rollers (102) are horizontally arranged on the inner sides of the left and right ends of the two groups of vertical plates of the No. 1 U-shaped fixed plate (101). A No. 1 motor (103) is arranged at one end of each group of No. 1 rollers (102). Conveyor belts (104) are arranged on the outer sides of the two groups of No. 1 rollers (102), and a weighing sensor (105) is arranged at the center of the conveyor belt (104).

4. An online weight grading device according to claim 3, characterized in that: A group of guide rods (201) are respectively arranged on the inner sides of the left and right ends of the two groups of vertical plates of the No. 1 U-shaped fixed plate (101), and one group of guide rods (201) is arranged directly above the conveyor belt (104), and double-headed screw rods (202) are arranged horizontally at intervals directly above each group of guide rods (201), and a No. 2 motor (203) is horizontally arranged at one end of each group of double-headed screw rods (202), and L-shaped limit plates (204) are arranged at both ends of the double-headed screw rods (202) in a mirror-like manner, and the L-shaped limit plates (204) are arranged on both sides of the guide rods (201).

5. An online weight grading device according to claim 4, characterized in that: A lifting support block (301) is arranged on one side of the conveyor belt (104), and the number of the lifting support blocks (301) is four. A group of transverse plates is arranged directly below the four groups of lifting support blocks (301). An L-shaped sorting platform (302) is arranged horizontally directly above the lifting support blocks (301). The L-shaped sorting platform (302) is composed of a rectangular transverse plate and a vertical baffle plate arranged vertically on one side above the transverse plate. Two groups of through rectangular slots are arranged on both sides of the transverse plate of the L-shaped sorting platform (302). A plurality of liquid A U-shaped fixed block (304) is arranged directly above the hydraulic device (303); a third motor (305) is arranged outside the vertical plate of the U-shaped fixed block (304); a screw rod (306) is arranged on one side of the third motor (305); and the screw rod (306) is horizontally arranged on the inner side of two groups of vertical plates of the U-shaped fixed block (304); a horizontal plate of the U-shaped movable plate (307) is arranged on the rod of the screw rod (306); and the two groups of vertical plates of the U-shaped movable plate (307) are arranged inside the rectangular slot reserved in the horizontal plate of the L-shaped sorting platform (302).

6. An online weight grading device according to claim 5, characterized in that: A group of rectangular fixed blocks (401) are respectively arranged on both sides of the L-shaped sorting platform (302), and each group of rectangular fixed blocks (401) has two blocks. Each group of rectangular fixed blocks (401) is arranged at the left and right ends of one side of the L-shaped sorting platform (302). The rectangular fixed blocks (401) are sloped. A plurality of groups of No. 2 rollers (402) are arranged at intervals on the inner side of each group of rectangular fixed blocks (401). A plurality of groups of rectangular fixed plates (403) are arranged at intervals just above the rectangular fixed blocks (401). Each group of rectangular fixed plates (403) has two blocks. Each group of rectangular fixed plates (403) is arranged just above the rectangular fixed blocks (401). A shaft (404) is horizontally arranged on the inner side of each group of rectangular fixed plates (403), and a plurality of groups of plates (405) are arranged at intervals on the shaft (404).

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