阅读说明：本技术 连体营养钵分离方法、装置及营养钵生产线 (Method and device for separating conjoined nutrition bowls and nutrition bowl production line ) 是由 常继生 常润新 任雨薇 于 2018-08-12 设计创作，主要内容包括：本发明涉及连体营养钵分离方法及装置,属于营养钵生产技术领域。现有连体营养钵分离设备,采用差速分离法,必然有一个营养钵的运动姿态是,这个营养钵在进入收集(码垛)装置前需要变换姿态为底部在前开口在后才能正常收集堆叠码垛；另外现有技术采用对连体营养钵整体施压排气、纵向喂钵方法,使排气后的营养钵严重变形,不利于恢复原状,进而影响收集码垛效果,而且分离后的营养钵需要变换姿态才能进入收集码垛装置,实际工作不稳定,只能应用于生产部分规格的营养钵。本发明的目的在于提供一种工作稳定性高、分离后的营养钵容易恢复到原来形状、适用面广、效率高的连体营养钵分离方法、装置及营养钵生产线。(The invention relates to a method and a device for separating a connected nutrition pot, belonging to the technical field of nutrition pot production. The existing conjoined nutrition pot separating equipment adopts a differential separation method, and inevitably has a movement posture that the nutrition pot needs to be changed into a posture that the nutrition pot can be normally collected, stacked and stacked after the bottom of the nutrition pot is opened in the front before entering a collecting (stacking) device; in addition, the method of integrally pressurizing and exhausting the connected nutrition bowls and longitudinally feeding the nutrition bowls in the prior art is adopted, so that the nutrition bowls after exhausting are seriously deformed and are not favorable for recovering the original shape, the collecting and stacking effects are further influenced, the separated nutrition bowls can enter the collecting and stacking device only by changing postures, the actual work is unstable, and the method can only be applied to producing nutrition bowls with partial specifications. The invention aims to provide a method and a device for separating a conjoined nutrition pot, which have high working stability, wide application range and high efficiency, and the separated nutrition pot is easy to restore to the original shape, and a nutrition pot production line.)

1. The method for separating the conjoined nutrition pots is characterized by comprising the following process steps:

① exhausting air, namely exhausting the air in the conjoined nutrition bowl;

② feeding the bowls, namely feeding the exhausted conjoined feeding bowls into a conjoined feeding bowl separating device, wherein the postures of the conjoined feeding bowls fed into the conjoined feeding bowl separating device are horizontal;

③ separating the conjoined nutrition pot.

2. The method for separating the conjoined feeding block according to claim 1, which is characterized in that: the exhausting process comprises the step of gradually extruding the middle part of the conjoined feeding block in the feeding process of the feeding block, so as to avoid the conjoined feeding block from bursting caused by over-fast extrusion.

3. The method for separating the conjoined feeding block according to claim 1, which is characterized in that: the air exhaust process comprises the steps of extruding the middle part of the conjoined feeding block, keeping the shapes of the bottoms of the two feeding blocks basically unchanged, and being beneficial to restoring the shape of the feeding block in the subsequent process.

4. The method for separating the conjoined feeding block according to claim 1, which is characterized in that: the separation process comprises the steps that two pairs of separation rollers with opposite running directions are used for clamping two nutrition bowls in the conjoined nutrition bowls respectively, so that the two separated nutrition bowls always move in a posture that the bottoms of the two nutrition bowls are opened in the front and the bottoms of the two nutrition bowls are opened in the back.

5. Disjunctor nutritive cube separator, characterized by: mainly comprises a driver and two separation roller sets; two eccentric rollers with opposite rotation directions are arranged in each separation roller group; the two separation roller sets are correspondingly arranged, so that the convex surfaces of the eccentric rollers in the two separation roller sets are contacted and separated in operation.

6. The conjoined nutrition pot separating device according to claim 5, which is characterized in that: the convex surfaces of the eccentric rollers in the two separation roller sets are contacted and separated in the operation process, wherein the moving direction of the contact parts of the eccentric rollers moves towards the outer side of the connected nutrition pot separation device.

7. The conjoined nutrition pot separating device according to claim 5, which is characterized in that: a set of mutually meshed gears is used for driving the eccentric separating rollers in the separating roller group.

8. The connected nutrition bowl separating device according to claim 5, wherein the rotating speeds of the four eccentric rollers in the two separating roller sets are matched.

9. The conjoined nutrition pot separating device according to claim 5, which is characterized in that: the contact surface of the eccentric roller has elasticity and a larger friction coefficient.

10. Nutritive cube production line, characterized by: the device comprises an extruder, a forming machine, a collecting device, a sorting and finishing device, an exhaust feeding device and a connected nutrition pot separating device according to any one of claims 5 to 9; wherein the extruder is arranged in front of the forming machine, the forming machine is arranged in front of the conjoined feeding block separating device, and the conjoined feeding block separating device is arranged in front of the collecting device.

Technical Field

The invention relates to a method and a device for separating a connected nutrition pot, belonging to the technical field of nutrition pot production.

Background

The plastic nutrition pot is an important production material for agricultural production, has the advantages of fertilizer and water conservation and convenient transplantation, is widely applied to planting vegetables, cotton, corn seedlings and flowers, and the dosage of the plastic nutrition pot is increased year by year along with the development of agricultural science and technology. However, the existing plastic nutrition pot production adopts a blow molding process, the blown intermediate product is a connected nutrition pot with mouth-to-mouth connection, and the final nutrition pot product can be formed only by separating the connected nutrition pot. At present, the conjoined nutrition bowls are separated by adopting a manual mode, the labor intensity of workers is very high, and the efficiency is low. The existing conjoined nutrition pot separating equipment adopts a differential separation method, and inevitably has a movement posture that the nutrition pot needs to be changed into a posture that the nutrition pot can be normally collected, stacked and stacked after the bottom of the nutrition pot is opened in the front before entering a collecting (stacking) device; in addition, the method of integrally pressurizing and exhausting the connected nutrition bowls and longitudinally feeding the nutrition bowls in the prior art is adopted, so that the nutrition bowls after exhausting are seriously deformed and are not favorable for recovering the original shape, the collecting and stacking effects are further influenced, the separated nutrition bowls can enter the collecting and stacking device only by changing postures, the actual work is unstable, and the method can only be applied to producing nutrition bowls with partial specifications.

Disclosure of Invention

The invention aims to provide a method and a device for separating a conjoined nutrition pot, which have high working stability, wide application range and high efficiency, and the separated nutrition pot is easy to restore to the original shape, and a nutrition pot production line.

The technical scheme of the invention is as follows:

the method for separating the conjoined nutrition pots is characterized by comprising the following process steps:

① exhausting air, namely exhausting the air in the conjoined nutrition bowl;

② feeding the bowls, namely feeding the exhausted conjoined feeding bowls into a conjoined feeding bowl separating device, wherein the postures of the conjoined feeding bowls fed into the conjoined feeding bowl separating device are horizontal;

③ separating the conjoined nutrition pot.

One preferred method is: the exhausting process comprises the step of gradually extruding the middle part of the conjoined feeding block in the feeding process of the feeding block, so as to avoid the conjoined feeding block from bursting caused by over-fast extrusion.

Yet another preferred method is: the air exhaust process comprises the steps of extruding the middle part of the conjoined feeding block, keeping the shapes of the bottoms of the two feeding blocks basically unchanged, and being beneficial to restoring the shape of the feeding block in the subsequent process.

Yet another preferred method is: the separation process comprises the steps of respectively clamping two nutrition bowls in the conjoined nutrition bowls by using two pairs of separation rollers with opposite running directions so as to separate the two nutrition bowls.

Yet another preferred method is: the separation process steps enable the two separated nutrition bowls to move in a posture that the bottoms of the two separated nutrition bowls are opened at the front and at the back, and are beneficial to collecting and stacking the nutrition bowls in the subsequent process.

Based on the same invention concept, the technical scheme of the conjoined nutrition pot separating device is as follows:

the conjoined nutrition pot separating device mainly comprises a driver and two separating roller sets; two eccentric rollers with opposite rotation directions are arranged in each separation roller group; the two separation roller sets are correspondingly arranged, so that the convex surfaces of the eccentric rollers in the two separation roller sets are contacted and separated in operation.

One preferred solution is: the convex surfaces of the eccentric rollers in the two separation roller sets are contacted and separated in the operation process, wherein the moving direction of the contact parts of the eccentric rollers moves towards the outer side of the connected nutrition pot separation device.

Another preferred embodiment is: a set of mutually meshed gears is used for driving the eccentric rollers in the separation roller set.

Another preferred embodiment is: the rotating speeds of the four eccentric rollers in the two separation roller sets are matched.

Another preferred embodiment is: the surface of the eccentric roller is provided with a material with elasticity and a large friction coefficient, wherein the material comprises but is not limited to rubber, polyurethane and butadiene-acrylonitrile rubber, so that the surface of the eccentric roller has a large friction coefficient and proper elasticity.

More specifically, the eccentric roller is columnar, the outer edge of the cross section of the eccentric roller is provided with at least one convex point set and one concave point set, the distance from each point in the convex point set to the rotating central line of the eccentric roller is greater than the distance from each point in the concave point set to the rotating central line of the eccentric roller, and the difference value of the two distances is matched with the size of the nutrition pot.

Preferably, the eccentric roller has the same distance between each point of the salient point concentration and the rotation center line of the eccentric roller and the same distance between each point of the concave point concentration and the rotation center line of the eccentric roller.

In this specification, a convex point set is called a convex surface, and a concave point set is called a concave surface.

Furthermore, a groove is formed in the convex surface of the eccentric roller, so that the clamping and separating effects are improved.

Based on the same invention concept, the technical scheme of the nutrition pot production line is as follows:

the nutrition pot production line comprises an extruder, a nutrition pot forming machine, a sorting and finishing device, a collecting device, an exhaust feeding pot device and any one of the connected nutrition pot separating devices; the extruder is arranged in front of the nutrition pot forming machine, the nutrition pot forming machine is arranged in front of the sorting and finishing device, the sorting and finishing device is arranged in front of the exhaust feeding pot device, the exhaust feeding pot device is arranged in front of the connected nutrition pot separating device, and the connected nutrition pot separating device is arranged in front of the collecting device; wherein, an extruder, a nutrition pot forming machine, a sorting and finishing device and a collecting device are known.

Furthermore, the nutrition pot production line also comprises a punching machine which is arranged corresponding to the collecting device and used for punching holes at the bottom and the side of the nutrition pots stacked in the stack, wherein the punching machine is well known, such as an electric drill and a punching machine.

Drawings

FIG. 1 is a schematic view of the conjoined feeding block of the present invention;

FIG. 2 is a schematic view of the venting of the conjoined feeding block according to the present invention;

FIG. 3 is a schematic view of an eccentric roller;

FIG. 4 is a schematic diagram of the movement of the nutrition bowls in the separation process of the integrated nutrition bowl, wherein the left nutrition bowl 101 is pushed out from the left side of the integrated nutrition bowl separation device, the right nutrition bowl 102 is pushed out from the right side of the integrated nutrition bowl separation device, and the openings of the two nutrition bowls are in a flattened state;

FIG. 5 is a schematic view of a separating device for conjoined nutritive bowls;

FIG. 6 is a left side view of FIG. 4;

fig. 7 is a schematic view of an exhaust bowl feeder arrangement with parts overlapping in view and numbered: 211 overlaps 212, 221 overlaps 222, 311 overlaps 312, 321 overlaps 322;

fig. 8 is a top view of fig. 6 with some parts overlapping and numbered as follows: 211 overlaps 221, 212 overlaps 222, 311 overlaps 321, 312 overlaps 322, 313 overlaps 323;

FIG. 9 is a right side view of FIG. 6;

fig. 10 is a schematic diagram of a nutrition pot production line.

Detailed Description

The following detailed description of embodiments of the invention refers to the accompanying drawings:

based on the same inventive concept, a specific embodiment of the method and the device for separating the conjoined nutrition bowls is shown in the attached drawings 1 to 8, wherein:

the integrated nutrition pot 100, the integrated nutrition pot 100p after air exhaust, the left nutrition pot 101, the right nutrition pot 102, the nutrition pot opening 103, the left nutrition pot bottom 104, the right nutrition pot bottom 105, the central shaft 106, the air exhaust pressing direction 110, the left nutrition pot moving direction 122, the right nutrition pot moving direction 123, the 11# running direction 111, the 12# running direction 112, the 21# running direction 121, the 22# running direction 122, the eccentric roller rotating central line 160, the convex surface 161, the concave surface 162, the groove 163, the integrated nutrition pot separating device 200, the driver 201, the bracket 204, the 3# transmission chain 205, the 4# transmission chain 206, the contact part 209, the 11# eccentric roller 211, the 12# eccentric roller 212, the 21# eccentric roller 221, the 22# eccentric roller 222, the 11# gear 213, the 12# gear 214, the 21# gear 223, the 22# gear 224, the 11# gear 215, the 12# gear 216, the 21# gear 225, the number 22 big gear 226, the number 1 bracket 217, the number 2 bracket 227, the number 11 conveyer belt 311, the number 12 conveyer belt 312, the number 13 conveyer belt 313, the number 21 conveyer belt 321, the number 22 conveyer belt 322, the number 23 conveyer belt 323, the number 1 direction 315, the number 2 direction 325, the wedge gap 301, the number 5 driving chain 314, the number 6 driving chain 324.

The conjoined feeding block 100 is a feeding block formed by a feeding block forming machine through blow molding and connected with two openings, wherein a left feeding block 101, a right feeding block 102 and two feeding block openings 103 are connected with each other, and a conjoined feeding block central shaft 106 is arranged.

The embodiment of the integrated nutrition pot separating device is that the device mainly comprises a bracket 204, a driver 201, a 1# separating roller group, a 2# separating roller group, a 3# transmission chain 205, a 4# transmission chain 206, a 5# transmission chain 314, a 6# transmission chain 324, a 1# gear group and a 2# gear group; the 1# separation roller group comprises an eccentric roller 211 and an eccentric roller 212 which are oppositely and symmetrically arranged, and the 2# separation roller group comprises an eccentric roller 221 and an eccentric roller 222 which are oppositely and symmetrically arranged; the two separation roller sets are correspondingly arranged, so that the left nutrition pot 101 can be output from the left side of the connected nutrition pot separation device, and the right nutrition pot 102 can be output from the right side of the connected nutrition pot separation device; the driver 201 drives the eccentric roller 211 and the eccentric roller 212 to operate through the 4# transmission chain 206 and the 1# gear set, and the driver 201 drives the eccentric roller 221 and the eccentric roller 222 to operate through the 3# transmission chain 205 and the 2# gear set.

More specific embodiments are:

the 11# eccentric roller 211, the 12# eccentric roller 212, the 21# eccentric roller 221 and the 22# eccentric roller 222 are cylindrical rollers with the same size and structure, a convex surface 161 and a concave surface 162 are arranged on the cylindrical surface, the distance from a point on the convex surface 161 to the rotating center line 160 of the eccentric roller is larger than the distance from a point on the concave surface to the rotating center line of the eccentric roller, the difference value of the two distances is matched with the size of a nutrition pot, and elastic rubber is arranged on the surface of the convex surface 161. 4 grooves 163 are also provided on the convex surface of the eccentric roller to improve the gripping and separating effect.

The 1# separation roller group mainly comprises an 11# eccentric roller 211, a 12# eccentric roller 212, a 1# gear group and a 1# bracket 217; the 1# gear set mainly comprises an 11# gear 213, a 12# gear 214, an 11# gearwheel 215 and a 12# gearwheel 216; the No. 11 eccentric roller 211 and the No. 12 eccentric roller 212 are symmetrically arranged in parallel and are arranged on a No. 1 bracket 217; the 11# gear 213 is fixedly connected to a rotating shaft of the 11# eccentric roller 211 and drives the 11# eccentric roller 211 to rotate, the 12# gear 214 is fixedly connected to a rotating shaft of the 12# eccentric roller 212 and drives the 12# eccentric roller 212 to rotate, the 11# gear 213 is meshed with the 11# large gear 215, the 12# gear 214 is meshed with the 12# large gear 216, the 11# large gear 215 is meshed with the 12# large gear 216, and the 11# large gear 215 and the 12# large gear 216 are arranged on the 1# bracket 217; the driver 201 drives the 11# large gear 215 through the 4# driving chain 206, so that the 11# eccentric roller 211 rotates in the 11# running direction 111 and the 12# eccentric roller 212 rotates in the 12# running direction 112.

The 2# separation roller group mainly comprises a 21# eccentric roller 221, a 22# eccentric roller 222, a 2# gear group and a 2# bracket 227; the 2# gear set mainly comprises a 21# gear 223, a 12# gear 224, a 21# gearwheel 225 and a 22# gearwheel 226; the 21# eccentric roller 221 and the 22# eccentric roller 222 are symmetrically arranged in parallel and are arranged on the 2# bracket 227; the 21# gear 223 is fixedly connected to a rotating shaft of the 21# eccentric roller 221 and drives the 21# eccentric roller 221 to rotate, the 22# gear 224 is fixedly connected to a rotating shaft of the 22# eccentric roller 222 and drives the 22# eccentric roller 222 to rotate, the 21# gear 223 is meshed with the 21# large gear 225, the 22# gear 224 is meshed with the 22# large gear 226, the 21# large gear 225 is meshed with the 22# large gear 226, and the 21# large gear 225 and the 22# large gear 226 are arranged on the 2# bracket 227; the driver 201 drives the 21# large gear 225 through the 3# driving chain 205, so that the 21# eccentric roller 221 rotates in the 21# running direction 121, and the 22# eccentric roller 222 rotates in the 22# running direction 122.

The 1# separation roller group and the 2# separation roller group are correspondingly arranged on the bracket 204, wherein 4 eccentric rollers are mutually parallel and symmetrical, and the rotating speeds are the same; in operation, every time 4 eccentric rollers rotate one circle, the 1# separation roller group and the 2# separation roller group generate one-time separation roller group contact and one-time separation roller group separation, the separation roller group contact is that the convex surface of the 11# eccentric roller 211 is contacted with the convex surface of the 21# eccentric roller 221, the convex surface of the 12# eccentric roller 212 is contacted with the convex surface of the 22# eccentric roller 222, the separation roller group separation is that the convex surface of the 11# eccentric roller 211 is separated from the convex surface of the 21# eccentric roller 221, and the convex surface of the 12# eccentric roller 212 is separated from the convex surface of the 22# eccentric roller 222.

The arrangement enables the 1# separation roller group and the 2# separation roller group to run synchronously, and the two separation rollers in each separation roller group have opposite rotation directions; and the two eccentric rollers which are contacted move towards the outer side of the conjoined nutrition pot separating device at the moving direction of the contact part 209 of the two eccentric rollers.

The exhaust feeding device mainly comprises two groups of conveyer belts, wherein the first group of conveyer belts mainly comprises a 11# conveyer belt 311, a 12# conveyer belt 312 and a 13# conveyer belt 313, the 11# conveyer belt 311 and the 12# conveyer belt 312 are respectively arranged at two sides of the 13# conveyer belt 313, the 3 conveyer belts are arranged in parallel, one ends of the 3 conveyer belts are arranged on 3 driving wheels with the same shaft and the same diameter, the other ends of the 11# conveyer belt 311 and the 12# conveyer belt 312 are arranged corresponding to the feeding bowl inlet of the integrated feeding bowl separating device 200, and the 13# conveyer belt 313 penetrates through the integrated feeding bowl separating device 200 from the space between the 11# eccentric roller and the 12# eccentric roller; the second group of conveyer belts mainly comprises a 21# conveyer belt 321, a 22# conveyer belt 322 and a 23# conveyer belt 323, the 21# conveyer belt 321 and the 22# conveyer belt 322 are respectively arranged at two sides of the 23# conveyer belt 323, the 3 conveyer belts are arranged in parallel, one end of each conveyer belt is arranged on 3 driving wheels with the same shaft and the same diameter, and the other ends of the 21# conveyer belt 321 and the 22# conveyer belt 322 are arranged corresponding to the nutrient bowl inlets of the conjoined nutrient bowl separating device 200; the axis of an eccentric roller in the integrated nutrition pot separating device is arranged in parallel with a 13# conveying belt 313 and a 23# conveying belt 323 in the exhaust feeding pot device, and the 23# conveying belt 323 penetrates through the integrated nutrition pot separating device 200 from a position between a 21# eccentric roller and a 22# eccentric roller; the length of the 13# conveyance belt 313 and the 23# conveyance belt 323 is larger than the length of the 11# conveyance belt 311, the 12# conveyance belt 312, the 21# conveyance belt 321, and the 22# conveyance belt 322; the first group of conveying belts and the second group of conveying belts are arranged up and down correspondingly, a wedge-shaped gap 301 is formed at the inlet side of the connected nutrition pot, and the size of the wedge-shaped gap 301 is matched with that of the connected nutrition pot; the driver 201 drives the first set of conveyor belts to travel in the # 1 direction 315 via the # 5 drive chain 314, while driving the second set of conveyor belts to travel in the # 2 direction 325 via the # 6 drive chain 324, with the two sets of conveyor belts rotating at the same speed.

The running speed of the exhaust feeding device or the running speed of the conjoined nutrition pot separating device is controlled by a known control method, so that the feeding speed and the conjoined nutrition pot separating speed can be synchronous.

When the integrated nutrition pot is operated, firstly, the integrated nutrition pot is placed into an inlet of a wedge-shaped gap 301 of the exhaust feeding pot device, namely a large opening end of the wedge-shaped gap 301, so that a central shaft 106 of the integrated nutrition pot is perpendicular to the advancing direction of the conveying belts, namely, the integrated nutrition pot 100 is transversely placed, the two groups of conveying belts clamp the middle part of the integrated nutrition pot to drive the integrated nutrition pot 100 to advance, the middle part of the integrated nutrition pot 100 is gradually flattened by the two groups of conveying belts under the action of the wedge-shaped gap 301, and the exhaust of the integrated nutrition pot 100 is completed when the integrated nutrition pot reaches; the middle part of the nutrition pot which reaches the inlet of the conjoined nutrition pot separating device is flattened to form the conjoined nutrition pot 100p after exhausting, meanwhile, a 1# separation roller group and a 2# separation roller group in the conjoined nutrition pot separating device are in a separation state, a 13# conveying belt 313 and a 23# conveying belt 323 continuously clamp the conjoined nutrition pot 100p after exhausting to continuously advance, and convey the conjoined nutrition pot 100p after exhausting to between the 1# separation roller group and the 2# separation roller group, because the eccentric roller axis in the conjoined nutrition pot separating device is arranged in parallel with the 13# conveying belt 313 of the exhausting feeding pot device, the conjoined nutrition pot central shaft 106 which is put into the conjoined nutrition pot separating device is vertical to the separation roller shaft, namely the posture of the conjoined nutrition pot which is conveyed into the nutrition pot separating device is horizontal, and at the moment, the 1# separation roller group and the 2# separation roller group are driven by a driver 201 to enable the 1# separation roller group to be contacted with the 2# separation, namely, the 11# eccentric roller 211 and the 21# eccentric roller 221 contact and clamp the left nutrition pot 101, and the 12# eccentric roller 212 and the 22# eccentric roller 222 contact and clamp the right nutrition pot 102, because the four separating rollers rotate according to the steering arrangement, the left feeding block is subjected to leftward tension, and the right feeding block is simultaneously subjected to rightward tension, because the connection at the opening 103 of the conjoined nutrition pot is weakest, the conjoined nutrition pot 100p after air exhaust is broken at the opening 103 of the nutrition pot, the connected nutrition bowls are separated, the left nutrition bowl 101 is pushed out from the left side of the connected nutrition bowl separating device 200, the right nutrition bowl 102 is pushed out from the right side of the connected nutrition bowl separating device 200, at the moment, the two nutrition bowls both leave the connected nutrition bowl separating device in a posture that the bottoms of the nutrition bowls are opened in the front and are behind, the posture of the separated nutrition bowls does not need to be changed, and the separated nutrition bowls can respectively and directly enter the corresponding subsequent collecting and stacking devices; then, the driver 201 continues to operate to separate the 1# separation roller group and the 2# separation roller group to prepare for receiving the next connected nutrition pot; the separation work of the conjoined nutrition bowls is completed in such a cycle.

An embodiment of the nutrition pot production line is shown in the attached figure 9:

the nutrition pot production line comprises an extruder, a nutrition pot forming machine, a sorting and finishing device, an exhaust pot feeding device, a No. 1 collecting device, a No. 2 collecting device, the integrated nutrition pot separating device, a No. 1 punching machine and a No. 2 punching machine, wherein the extruder is connected with the feeding device through a pipeline; the extruder is arranged in front of the nutrition pot forming machine, the nutrition pot forming machine is arranged in front of the sorting and arranging device, the sorting and arranging device is arranged in front of the exhaust feeding pot device, the exhaust feeding pot device is arranged in front of the connected nutrition pot separating device, the connected nutrition pot separating device is arranged in front of the collecting device, the 1# collecting device is arranged on the left side of the connected nutrition pot separating device, the 2# collecting device is arranged on the right side of the connected nutrition pot separating device, the 1# punching machine is arranged corresponding to the 1# collecting device, and the 2# punching machine is arranged corresponding to the 2# collecting device; among them, an extruder, a bowl molding machine, a sorting and finishing device, a collecting device, and a punch are known.

The extruder in this embodiment makes single pole screw extruder, and the nutritive cube make-up machine is semi-automatic nutritive cube make-up machine (can cut off the tails automatically), and letter sorting finishing device adopts "disjunctor nutritive cube go-no-go device" and "disjunctor nutritive cube carding unit" patent technical scheme, and collection device adopts "the collection method and the device of a light wide-mouth container" patent technical scheme, and the puncher is the electric drill.

When the nutrition pot production line runs, firstly, an extruder heats and plasticizes plastic particles into a thermoplastic tube capable of being blow-molded, and the thermoplastic tube directly falls into a molding machine under the action of gravity; the forming machine blows a thermoplastic tube into a connected nutrition pot 100 with connected openings, the nutrition pot forming machine pushes out the connected nutrition pot and cut-off tailings, the tailings are also called as material clips, and the tailings directly fall into the sorting and arranging device; sorting the connected nutrition bowls out by a sorting and arranging device, arranging the connected nutrition bowls to queue the nutrition bowls according to the same posture, and enabling the queued connected nutrition bowls to enter an exhaust feeding bowl device under the action of gravity or a known pusher; controlling the speed of the sorting and finishing device and the speed of the exhaust feeding device to synchronize the speed of the connected nutrition pot entering the connected nutrition pot separating device with the speed of the connected nutrition pot separating device, namely feeding the connected nutrition pot when a separating roller set in the connected nutrition pot separating device is in a separated state, closing two separating roller sets when the connected nutrition pot reaches the middle part of the separating roller, and then contacting and separating the connected nutrition pot by an upper separating roller and a lower separating roller; the 1# collecting device and the 1# collecting device suck the two separated nutrition bowls from the left side and the right side of the connected nutrition bowl separating device by utilizing negative pressure, the nutrition bowls are stacked into a stack, and then the collecting device pushes the nutrition bowls stacked into the stack to the punching machine; the holes are punched at the bottom of the nutrition pot, and the holes can also be punched at the side surface of the nutrition pot.