CN209964960U

CN209964960U - Egg weighing and grading mechanism

Info

Publication number: CN209964960U
Application number: CN201920491550.6U
Authority: CN
Inventors: 刘雪霞
Original assignee: Zhongyuan University of Technology
Current assignee: Zhongyuan University of Technology
Priority date: 2019-04-12
Filing date: 2019-04-12
Publication date: 2020-01-21
Anticipated expiration: 2029-04-12

Abstract

The utility model provides an egg grading mechanism of weighing, include: the grading mechanism comprises a grading rack, a bracket, a swing rod shaft, a belt wheel and a branch machine motor; the weighing mechanism comprises a weighing frame and a weighing rod; the weighing frame is fixed on a bottom plate at the front end of the grading rack, the middle part of the weighing rod is rotatably connected with the top end of the weighing frame and corresponds to the egg receiving hole, an egg groove is formed in the front end of the weighing rod, and a weight contrast object is arranged at the rear end of the weighing rod; the utility model discloses put emphasis on the simple categorised machinery of birds, beasts and eggs of the small-size plant of china, replace the manual work, save the labour, realize automatic classification, simultaneously, this design takes up an area of for a short time, and is economical and practical, the production and processing needs of the middle-size and small-size plant in general applicable country.

Description

Egg weighing and grading mechanism

Technical Field

The utility model relates to a machining makes the field, particularly, relates to an egg grading mechanism of weighing.

Background

The egg industry in China gradually forms a specialized, large-scale, mechanical and automatic industrial structure chain, so that continuous research on egg machinery is required to improve the processing and classifying efficiency, an automatic production mode system is adopted, from egg production to sale, manual touch is reduced, the integrity and safety of egg products are greatly improved, the consumption requirements of people can be better met, the egg products in China are improved to have higher competitiveness and influence internationally, the production of small centralized farms in China at the present stage occupies a main part, and the transition from traditional full manual operation to automatic operation is difficult.

So far, the foreign research and production conditions are superior to those of China. The main reason is that the culture industry mode in foreign countries is biased to automation and integration, and the scale and the yield are higher than those in China to a certain extent. The breeding mode in China is miniaturized and scattered, most of the breeding modes are production modes of scattered breeding or small-family type farms, and therefore certain difference between the requirements of China and foreign countries is determined, and the research on egg grading equipment has certain fall.

Meanwhile, most mechanical products in the market at present utilize a visual sensing technology to distinguish whether eggs are good or not, the size of eggs is roughly determined in an infrared scanning mode, and the eggs are classified according to the size of the size. The advanced foreign technology can utilize the imaging technology and the computer data processing system to analyze and process the eggs more accurately.

SUMMERY OF THE UTILITY MODEL

The utility model discloses just based on at least one of above-mentioned technical problem, provided a new egg grading plant of weighing, the convenient egg with different weight is hierarchical.

In view of this, the utility model provides an egg grading mechanism that weighs, include:

the grading mechanism comprises a grading rack, a bracket, a swing rod shaft, a belt wheel and a branch machine motor; the egg sorting machine is characterized in that the swing rod shaft is rotatably connected with the grading rack through a bearing, a belt pulley is arranged at the front end of the swing rod shaft, one end of the swing rod is rotatably connected with the bracket, the other end of the swing rod is fixed at the front end of the swing rod shaft, the extension motor is fixed on a bottom plate of the grading rack, the extension motor is connected with the belt pulley through a conveying belt, a plurality of egg receiving holes are formed in the bracket, the bracket is an L-shaped section plate with a baffle at the front end, and the egg receiving holes are formed in the bottom plate of the L-shaped section;

the weighing mechanism comprises a weighing frame and a weighing rod; the weighing frame is fixed on a bottom plate at the front end of the grading rack, the middle part of the weighing rod is rotatably connected with the top end of the weighing frame and corresponds to the egg receiving hole, an egg groove is formed in the front end of the weighing rod, and a weight contrast object is arranged at the rear end of the weighing rod;

preferably, the egg receiving hole is a groove with an opening, a pore plate is arranged at the lower end of the groove, and the pore plate is provided with an opening through which the egg groove passes.

Preferably, the egg groove is a shovel-shaped arc-shaped plate, and a circular groove for placing eggs is formed in the upper end of the arc-shaped plate.

Preferably, the number of the swing shafts is at least two.

Preferably, the weights of the contrast weights decrease from the right.

The utility model has the advantages that: through the technical scheme, the simple egg classifying machine emphasizes on the small-sized farms in China, replaces manpower, saves labor force, realizes automatic classification, occupies small area, is economical and practical, and is generally suitable for the production and processing requirements of the small-sized farms in China.

Drawings

Fig. 1 shows a schematic structural diagram of a top view of an automatic egg grader according to an embodiment of the present invention;

fig. 2 shows a schematic structural diagram of a main view of an automatic egg grader according to an embodiment of the present invention;

fig. 3 shows a schematic structural diagram of a left side view of an automatic egg grader according to an embodiment of the present invention;

fig. 4 shows a schematic structural diagram of a right side view of an automatic egg grader according to an embodiment of the present invention;

fig. 5 shows a schematic structural diagram of a top view of a grading mechanism according to an embodiment of the invention;

fig. 6 shows a schematic structural diagram of a front view of a grading mechanism according to an embodiment of the invention;

fig. 7 shows a schematic structural view of a grading mechanism and a weighing mechanism according to an embodiment of the invention;

fig. 8 shows a schematic structural view of a cam according to an embodiment of the present invention;

fig. 9 shows a schematic structural view of a weighing bar according to an embodiment of the invention;

fig. 10 is a schematic structural view illustrating the matching of the weighing rod and the egg receiving hole according to the embodiment of the present invention;

in the figure: the device comprises a conveying plate 1, a roller 2, a contraction opening 3, a conveying rack 4, a rotating wheel 5, a conveying chain group 6, a conveying motor 7, a grading rack 8, a bracket 9, a swing rod 10, a swing rod shaft 11, a belt wheel 12, a branch machine motor 13, an egg receiving hole 14, a weighing rack 15, a weighing rod 16, an egg groove 17, a weight comparison object 18, a material receiving plate 19, a material receiving box 20, an egg sliding rail 21, an egg blocking plate 22, an egg blocking rod 23, a cam output shaft 24, a cam 25 and a cam rotating shaft 26.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

The technical solution of the present invention is further explained with reference to fig. 1 to 9.

As shown, an automatic egg grader comprises:

the conveying mechanism comprises a conveying device and a conveying device; the conveying device comprises a conveying plate 1, a roller 2 arranged in the conveying plate 1 and rotationally connected with the conveying plate, and a contraction port 3 connected with the conveying device; the conveying device comprises a conveying rack 4, a rotating wheel 5 arranged on the conveying rack 4 and a conveying chain group 6 with a hole groove, wherein the rotating wheel 5 is sleeved in the conveying chain group 6 and is in rotating connection with the conveying chain group, a conveying motor 7 is arranged at the upper end of a bottom plate of the conveying rack 4, and the output end of the conveying motor 7 is connected with one rotating wheel 5 and one roller 2 through a conveying belt;

the grading mechanism comprises a grading rack 8, a bracket 9, a swing rod 10, a swing rod shaft 11, a belt wheel 12 and an extension motor 13; the grading machine frame 8 is arranged on one side of the conveying machine frame 4, the swing rod shaft 11 is rotatably connected with the grading machine frame 8 through a bearing, a belt wheel is arranged at the front end of the swing rod shaft 11, one end of the swing rod 10 is rotatably connected with the bracket 9, the other end of the swing rod is fixed at the front end of the swing rod shaft 11, the extension motor 13 is fixed on the bottom plate of the grading machine frame 8, the extension motor 8 is connected with the belt wheel 12 through a conveying belt, and the bracket 9 is provided with a plurality of;

the weighing mechanism comprises a weighing frame 15 and a weighing rod 16; the weighing frame 15 is fixed on a bottom plate at the front end of the grading frame 8, the middle part of the weighing rod 16 is rotatably connected with the top end of the weighing frame 15 and corresponds to the egg receiving hole 14, the front end of the weighing rod 16 is provided with an egg groove 17, and the rear end of the weighing rod is provided with a weight contrast 18;

the receiving mechanism comprises a receiving plate 19 and a receiving box 20; the material receiving plate 19 is arranged at the upper end of the grading rack 8 and provided with an egg sliding track 21, and the material receiving box 20 is arranged behind the egg sliding track 21.

The automatic egg grader further comprises an egg blocking mechanism, and the egg blocking mechanism comprises an egg blocking plate 22 and a cam device; the egg baffle plate 22 faces the conveying terminal of the conveying chain group 6, the egg baffle plate 22 is installed on the side edge of the weighing frame 15 and is in rotary connection with the weighing frame, and an egg baffle rod 23 is arranged below the egg baffle plate 22; the cam device comprises a cam output shaft 24 on the bottom plate of the grading frame 8 and a cam rotating shaft 26 with a cam 25, the cam output shaft 24 is connected with the extension motor 13 through a conveyor belt, the cam output shaft 24 is meshed with the cam rotating shaft 26 through a bevel gear on the cam output shaft, and the egg blocking rod 23 periodically swings through a cam 15 on the lower portion.

The egg collecting device is characterized in that the bracket 9 is an L-shaped cross-section plate with a baffle at the front end, the egg collecting holes 14 are formed in a bottom plate of the L-shaped cross-section plate, the swing rods 10 are arranged on the rear side of a vertical plate of the L-shaped cross-section plate, at least two swing rod shafts 11 are arranged on the swing rod shafts, flexible sponge is arranged on the egg baffle 22, the egg collecting holes 14 are grooves with openings, a hole plate is arranged at the lower end of each groove and provided with an opening through which an egg groove penetrates, the egg groove 17 is a shovel-shaped arc-shaped plate, circular grooves for placing eggs are formed in the upper end of the arc-shaped plate.

The conveying plate 1 is fixed on a conveying frame 4, a contraction opening 3 is of an inverted eight shape and comprises two inclined baffle plates, one end of the contraction opening 3 with a larger opening is communicated with a roller 2, the other end of the contraction opening is communicated with a transmission chain group 6, two ends of the roller 2 are provided with transmission chains, the output end of a transmission motor 7 is rotationally connected with a rotating wheel 5 and the roller 2 through a transmission belt to provide rotational power for a conveying device and a conveying device, eggs are manually conveyed onto the conveying plate and are driven by the roller 2 to move onto the transmission chain group 6 with a hole groove, the eggs can be transversely placed in the conveying process of the conveying device, the conveying speed of the transmission chain group 6 needs to be very slow, the distance between the rollers 2 is 10cm-20cm, the conveying speed is ensured to be consistent with the conveying speed of a grading mechanism, namely, the time of the groove of the transmission chain 6 reaching the terminal is corresponding to the time of one period of the grading, this ensures that at the moment the eggs arrive at the delivery point, the carrier 9 arrives at the delivery point at the same time, receiving the eggs therein.

The grading mechanism mainly completes grading processing tasks of eggs, a double-eccentric wheel parallelogram mechanism is adopted, a bracket 9 is rotatably connected with at least two swing rods 10, the swing rods 10 are fixed on a swing rod shaft 11, the swing rod shaft 11 is rotatably connected with a grading rack 8, when the grading mechanism works, the swing rod shaft 11 rotates under the action of a belt wheel and belt wheel 12, the bracket 9 eccentrically moves, and when the eggs reach a conveying point, the eggs have certain inertia under the driving of a conveying chain group 6 and therefore contain certain speed, an egg baffle plate 22 is required to decelerate the eggs, and the eggs are fragile, so that a layer of thick flexible sponge needs to be attached to the egg baffle plate 22 to ensure the integrity of the eggs. The egg baffle plate 22 is driven by a cam 25 below and swings periodically along a cam rotating shaft 26, the periodic swinging is matched with the motion track of the bracket 9, eggs can be prevented from advancing when being at the terminal, the eggs accurately fall into the egg receiving holes 14 on the bracket 9, and the conveying chain group 6 can comprise a plurality of conveying chains, so that the conveying efficiency is improved.

Because of the existence of the weight contrast objects 18, the egg groove 17 at the front end of the weighing rod 16 is in an upwarping state, the weight of the weight contrast objects 18 of different weighing rods 16 is different, and the weights are reduced from the right side, namely the end point conveying position of the conveying chain group 6, according to the lever principle, when eggs are placed in the egg groove 17, if the eggs are heavy, the egg groove 17 is downwards inclined, the eggs roll down along the egg sliding track 21, and if the eggs are light, the eggs stay at the placing position to wait for the egg receiving holes 14 on the bracket 9 to receive and enter the next level for quality comparison. It should be noted that, if the preset egg weight is 60g, the weight difference of each graded weighing block is 3g or 4g, and if the egg varieties are different, the weighing blocks need to be replaced.

The weighing rod 1 is arranged at the position matched with the egg receiving holes 14 on the bracket 9, when the bracket 9 moves eccentrically, the egg receiving holes 14 pass through the weighing rods 16 when the bracket 9 ascends and descends, when the bracket 9 ascends for the first time, the egg receiving holes 14 pass through the weighing rods 16, the rightmost egg receiving holes 14 on the bracket 9 receive eggs falling from the conveying chain group 6, when the bracket 9 descends, the bracket 9 moves leftwards simultaneously, eggs on the rightmost egg receiving holes 14 are received by the rightmost weighing rods 16 on the weighing rack 15, if the eggs are heavy, the egg grooves 17 incline downwards, the eggs roll down along the egg sliding track 21, if the egg weight is light, the eggs stop at the egg groove 17, when the bracket 9 ascends for the second time, the eggs stopped on the egg grooves 17 are received by the other egg receiving holes 14 on the bracket 9, when the bracket 9 descends, the bracket 9 moves leftwards, the eggs received by the egg receiving holes 14 for the second time are received by the adjacent weighing rods 16 or the weighing rods 16, the comparison is continued until the eggs roll down along the egg sliding track 21, when the number of the conveying chains in the conveying chain group 6 is two, two eggs are conveyed each time, so that the weight rods 16 need to be in a group of two, the number of the weight rods 16 in the same group of the weight rods 16 is related to that of the conveying chain group 6, the material receiving box 20 is sleeved with a paper box or a foam box so as to prevent the eggs from being damaged due to collision in the final process, and it needs to be specifically stated that all parts or mechanisms contacting with the eggs are specially treated, namely, are sleeved with flexible foam or sponge on the surfaces of the parts or mechanisms.

Above combine the figure to explain in detail the utility model discloses a technical scheme, the utility model discloses a technical scheme provides a new egg grading plant of weighing, replaces the manual work, saves the labour, realizes automatic classification.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an egg grading mechanism that weighs which characterized in that includes:

the weighing mechanism comprises a weighing frame and a weighing rod; the weighing frame is fixed on a bottom plate at the front end of the grading rack, the middle of the weighing rod is rotatably connected with the top end of the weighing frame and corresponds to the egg receiving hole, an egg groove is formed in the front end of the weighing rod, and a weight contrast object is arranged at the rear end of the weighing rod.

2. The egg weighing and grading mechanism of claim 1, wherein: the egg receiving hole is a groove with an opening, a pore plate is arranged at the lower end of the groove, and the pore plate is provided with an opening through which the egg groove penetrates.

3. The egg weighing and grading mechanism of claim 1, wherein: the egg groove is a shovel-shaped arc-shaped plate, and a circular groove for placing eggs is formed in the upper end of the arc-shaped plate.

4. The egg weighing and grading mechanism of claim 1, wherein: the number of the swing rod shafts is at least two.

5. The egg weighing and grading mechanism of claim 1, wherein: the weights of the contrast weights are reduced from the right side.