CN211977851U

CN211977851U - Plastic cooking bag end face flatness detection mechanism

Info

Publication number: CN211977851U
Application number: CN202020283695.XU
Authority: CN
Inventors: 朱玲琳; 陈召桂; 彭玉慧; 姚远
Original assignee: Zhejiang Wufangzhai Industry Co Ltd
Current assignee: Zhejiang Wufangzhai Industry Co Ltd
Priority date: 2020-03-10
Filing date: 2020-03-10
Publication date: 2020-11-20
Anticipated expiration: 2030-03-10

Abstract

The utility model relates to a plastic cooking bag end face flatness detection mechanism, which comprises a water storage barrel and a core column, wherein the bottom wall of the water storage barrel is provided with a support ring with adjustable height and a plurality of detection heads, and the detection heads comprise vertical air outlet pipes, sealing heads and sealing springs; when the sealing heads seal the vertical air outlet pipe, the highest points of the upper end parts of all the sealing heads are positioned on the same plane; be equipped with the gas distribution chamber with the vertical outlet duct intercommunication in the diapire of water storage bucket, the gas distribution chamber is equipped with the inlet channel that inlet channel portion check valve and the gasbag intercommunication opened towards the inside of gas distribution chamber, detects the head and includes a plurality of rows, and the detection head in the same row detects the head and distributes along the circumference of support ring, and the distance between the detection head of adjacent row equals the distance between the arch of the adjacent row on the plastics bag terminal surface of cooking. The utility model discloses can specifically carry out the advantage that the material bag end face roughness detected of cooking conveniently, solve the artifical mode of getting one by one and carried out the problem that the inefficiency that the bag end face roughness detected and lead to of plastics cooking.

Description

Plastic cooking bag end face flatness detection mechanism

Technical Field

The invention relates to the technical field of rice dumpling production, in particular to a mechanism and a method for detecting the flatness of an end face of a plastic cooking bag.

Background

In the production process of rice dumplings, plastic cooking bags are used, some of which are made into flat-bottom structures, and a plurality of rows of bulges are made on the outer surface of the bottom surface (also called end surface) of the cooking bag, each row of bulges is distributed on the same circumference, and the circles of the rows of bulges are concentric. The plastic cooking bag with the bulge needs to detect the height of the bulge, and if the height of the bulge exceeds the set height, the plastic cooking bag is a defective product (hereinafter, the detection of the height of the bulge on the bottom surface of the plastic cooking bag is referred to as the flatness detection of the end surface of the plastic cooking bag). Because current check out test set can not carry out plastics bag end face roughness and detect, what the manual work detected one by one when detecting leads to detection efficiency low and hard.

Disclosure of Invention

The invention aims to provide a plastic cooking bag end face flatness detection mechanism capable of conveniently detecting the end face flatness of a material cooking bag, and solves the problem of low efficiency caused by manually measuring the end face flatness of the plastic cooking bag one by one.

The technical problem is solved by the following technical scheme: the end face flatness detection mechanism of the plastic cooking bag is characterized by comprising an air bag, a core column and a water storage barrel, wherein the lower end face of the water storage barrel is planar and is used for being inserted into the plastic cooking bag, the upper end of the water storage barrel is provided with an opening, a support ring and a plurality of detection heads are positioned in a space defined by the support ring, the support ring comprises an internal thread ring and an external thread ring, the lower end of the internal thread ring is connected with the bottom wall of the water storage barrel, the external thread ring is in threaded connection with the upper end of the internal thread ring, the upper end of the external thread ring is provided with a support plane for supporting the core column, the detection heads comprise a vertical air outlet pipe, a sealing head and a sealing spring, the sealing head is used for sealing the vertical air outlet; when the sealing heads seal the vertical air outlet pipe, the highest points of the upper end parts of all the sealing heads are positioned on the same reference plane parallel to the supporting plane; the upper end face of the internal thread ring is located below the reference plane, a gas distribution cavity communicated with the vertical gas outlet pipe is arranged in the bottom wall of the water storage barrel, the gas distribution cavity is provided with a gas inlet channel, the gas inlet channel is provided with a one-way valve of a gas inlet channel portion opened towards the inside of the gas distribution cavity, the support ring is provided with a gas emitting channel communicated with the inner space and the outer space of the support ring, the detection heads comprise a plurality of rows, the detection heads in the same row of detection heads are distributed along the circumferential direction of the support ring, the distance between the detection heads in adjacent rows is equal to the distance between the bulges of the adjacent rows on the end face of the plastic cooking bag, the air bag is provided with a gas inlet nozzle and a gas outlet nozzle, the gas outlet nozzle is in butt joint with the gas inlet channel, and the.

Preferably, the bottom wall of the water storage barrel is provided with a plurality of air outlet holes communicated with the air distribution cavity, and the lower end of the vertical air outlet pipe is in threaded sealing connection with the air outlet holes and communicated with the air distribution cavity. It is convenient to realize that the highest points of the upper end parts of all the sealing heads are positioned on the same plane.

Preferably, at least 2 support rings are sequentially sleeved together, the adjacent support rings isolate an annular groove on the bottom wall of the water storage barrel, the detection head is arranged in a space defined by the annular groove and the innermost support ring, the core column comprises an inner core and an outer sleeve sequentially sleeved together, the inner core is provided with a hanging step, the upper end of the outer sleeve is provided with an outer sleeve portion inward flanging, the outer sleeve positioned on the innermost layer is sleeved on the inner core and hung on the hanging step through the outer sleeve portion inward flanging on the innermost layer of the outer sleeve; between the adjacent outer sleeves, the outer sleeve positioned on the outer layer is hung on the upper end of the outer sleeve positioned on the inner side through the inner flanging of the outer sleeve part positioned on the outer sleeve positioned on the outer layer; the lower end face of the inner core and the lower end faces of all the outer sleeves are located on the same plane, the number of the outer sleeves is equal to that of the support rings, and the outer sleeves can be supported on the support planes of the support rings in a one-to-one correspondence mode. During the use, according to the size of plastics bag of cooking, sheathe the overcoat that corresponds the number of piles on the inner core for the stem can wear to establish in the plastics bag of cooking and the arch on the plastics bag bottom surface of cooking can all be located the terminal surface of stem. The universality is good.

Preferably, the lower end of the internal thread ring of the support ring except the outermost support ring is provided with a positioning bolt, and the positioning bolt is inserted into the positioning blind hole in the bottom wall of the water storage barrel in a pluggable manner. In use, the support ring located inside the support ring supporting the outermost jacket left on the core (hereinafter, this support ring is referred to as an effectively supporting support ring) is pulled out from the water storage tub, thereby preventing the support ring located inside the support ring that is preferably supported from interfering with the detection work.

Preferably, the positioning pins are located on the lower end face of the support ring. The structure is compact and good.

Preferably, a boss is provided on an inner circumferential surface of a sidewall of the socket tub, the boss constituting the internal thread ring of the outermost support ring. The structure is compact.

Preferably, the upper end of the vertical air outlet pipe is provided with a vertical air outlet pipe inner flanging, the lower end face of the vertical air outlet pipe inner flanging is provided with an air outlet pipe sealing face, the circumferential face of the sealing head is provided with a sealing ring extending along the circumferential direction of the sealing head, the upper end face of the sealing ring is provided with a sealing ring portion sealing face, and the sealing head is matched with the sealing ring portion sealing face through the air outlet pipe sealing face to seal the vertical air outlet pipe. The sealing is convenient.

Preferably, the upper end surface of the sealing head is a spherical surface. The smoothness is good when the core column is rotated in the detection process.

Preferably, the inner core is in threaded connection with a pressing nut, and the pressing nut is matched with the hanging step to clamp the outer flanging of the outer sleeve portion of all the outer sleeves. The outer sleeves and the inner core are fixed together conveniently to maintain the state that the lower end faces are positioned on the same plane, so that the convenience and the reliability in detection are improved.

The invention has the following advantages: the flatness detection of the end face of the plastic cooking bag can be carried out, and convenience is brought when whether the flatness meets the requirements or not is known.

Drawings

FIG. 1 is a schematic diagram of the present invention.

Fig. 2 is a partially enlarged schematic view of a portion a of fig. 1.

In the figure: the device comprises a core column 1, a water storage barrel 2, a support ring 5, a detection head 6, an internal thread ring 7, an external thread ring 8, an annular groove 9, a boss 10, a positioning bolt 11, a positioning blind hole 12, a vertical air outlet pipe 13, a sealing head 14, a sealing spring 15, an air distribution cavity 16, an air outlet 17, a thread head 18, an air inlet channel 19, an air inlet channel part one-way valve 20, a vertical air outlet pipe part inward flanging 21, a sealing ring 22, an inner core 28, an outer sleeve 3, an outer sleeve part inward flanging 4, an outer sleeve 29 located on the innermost layer, a pressing nut 30, an air bag 31, an air inlet nozzle 32, an air outlet nozzle 33, an air inlet nozzle part one.

Detailed Description

The invention is further described with reference to the following figures and examples.

In a first embodiment, referring to fig. 1 and 2, a mechanism for detecting flatness of an end surface of a plastic cooking bag comprises a stem 1 with a planar lower end surface and used for being inserted into the plastic cooking bag, and a water storage barrel 2 with an open upper end. The bottom wall of the water storage barrel is provided with 5 support rings 5 and a plurality of detection heads 6. 5 support rings are sleeved together layer by layer and are coaxial. The support ring comprises an internal thread ring 7 and an external thread ring 8, wherein the lower end of the internal thread ring is connected with the bottom wall of the water storage barrel, and the external thread ring is connected with the upper end of the internal thread ring in a threaded mode. The upper end of the external thread ring is provided with a supporting plane for supporting the core column. The adjacent support rings separate an annular groove 9 on the bottom wall of the water storage barrel. The detection head is arranged in a space surrounded by the annular groove and the support ring positioned on the innermost layer. One of the detection heads is arranged on the axis of the support ring, the rest detection heads are arranged in a plurality of rows, the detection heads in the same row of detection heads are distributed along the circumferential direction of the support ring, and the distance between the detection heads in adjacent rows is equal to the distance between the bulges in adjacent rows on the end surface of the plastic cooking bag. The inner peripheral surface of the side wall of the slot barrel is provided with a boss 10, and the boss forms an internal thread ring of the support ring at the outermost layer. The lower end of the internal thread ring of the support ring except the support ring at the outermost layer is provided with a positioning bolt 11. The positioning bolt can be inserted into the positioning blind hole 12 on the bottom wall of the water storage barrel in a pulling and inserting mode, so that the internal thread ring can be detachably connected to the bottom surface of the water storage barrel. The positioning bolt is positioned on the lower end surface of the support ring.

The detection head comprises a vertical air outlet pipe 13, a sealing head 14 for sealing the vertical air outlet pipe and the upper end of which extends out of the vertical air outlet pipe, and a sealing spring 15 for driving the sealing head to move upwards to seal the vertical air outlet pipe. When the sealing heads seal the vertical air outlet pipe, the highest points of the upper end parts of all the sealing heads are positioned on the same reference plane parallel to the supporting plane. The upper end face of the internally threaded ring is located below the reference plane, and the upper end face of the internally threaded ring and the reference plane are located on the same plane in the embodiment for the convenience of measuring the height of the externally threaded ring exceeding the reference plane (i.e., the distance between the support plane and the reference plane) in use. An air distribution cavity 16 communicated with the vertical air outlet pipe is arranged in the bottom wall of the water storage barrel. The bottom wall of the water storage barrel is provided with a plurality of air outlet holes 17 communicated with the air distribution cavity. The air outlet is a threaded hole. The lower end of the vertical air outlet pipe is provided with a thread head 18. Thereby the screw thread head thread sealing connection realizes with the intercommunication in the gas distribution chamber in the venthole and connect on the diapire of water storage bucket. The air distribution chamber is provided with an air inlet channel 19. The intake passage is provided with an intake passage portion check valve 20 that opens toward the inside of the air distribution chamber. The support ring is provided with an air-bleeding channel communicated with the inner space and the outer space of the support ring, the air-bleeding channel can be a through hole or a through groove, and the air-bleeding channel is arranged, so that the air in the support ring can flow out when the upper end of the external thread ring is covered by an object in a sealing manner. The upper end of the vertical air outlet pipe is provided with an inner flanging 21 of the vertical air outlet pipe. The lower end surface of the inner turning of the vertical pipe part is integrally ground flat to form a sealing surface of the air outlet pipe part. A sealing ring 22 is provided on the circumferential surface of the sealing head, extending circumferentially of the sealing head. The upper end surface of the sealing ring is integrally ground to form a sealing surface of the sealing ring part. The sealing head seals the vertical air outlet pipe by matching the sealing plane of the air outlet pipe part with the sealing surface of the sealing ring part. The upper end surface of the sealing head is a spherical surface. The utility model is also provided with an air bag 31. The air bag is provided with an inlet nozzle 32 and an outlet nozzle 33. The air outlet nozzle is butted with the air inlet channel. The nozzle is provided with a nozzle portion check valve 34 that opens towards the interior of the air-bag. The core column comprises an

inner core

28 and 5 outer sleeves which are sleeved together in sequence. The inner core is provided with a hanging step 35. The upper end of the jacket is provided with an outer jacket inner flanging 4. The outer sleeve 29 positioned at the innermost layer is sleeved on the inner core and hung on the hanging step through an inner flanging of the outer sleeve part on the outer sleeve at the innermost layer; between the adjacent outer sleeves, the outer sleeve positioned on the outer layer is hung on the upper end of the outer sleeve positioned on the inner side through an inner flanging of the outer sleeve part positioned on the outer sleeve positioned on the outer layer; the lower end surface of the inner core and the lower end surfaces of all the outer sleeves are positioned on the same plane. The number of jackets is equal to the number of support rings. The outer sleeves can be supported on the support plane of the support ring in a one-to-one correspondence. The inner core is threadedly connected with a pressing nut 30. The pressing nut is matched with the hanging step to clamp the outer sleeve portion flanging of all the outer sleeves.

The process of detecting the end face flatness of the plastic cooking bag by the end face flatness detecting mechanism of the plastic cooking bag comprises the following steps: first of all. According to the size of the plastic cooking bag, the inner core is sleeved with the outer sleeves with the number of layers, so that the core column can penetrate through the plastic cooking bag, the protrusions on the bottom surface of the plastic cooking bag can be located on the end face of the core column, and then the support ring located inside the support ring supporting the outer sleeve on the outermost layer of the inner core is taken down. Finally, the operation is carried out according to the following steps.

Firstly, injecting water into the water storage barrel until the support ring is submerged, and rotating the external thread ring to enable the distance between the support plane and the reference plane to be equal to the maximum value allowed by the height of the bulge on the end face of the plastic cooking bag; secondly, sleeving the plastic cooking bag on the lower end of the core column and flatly placing the end face of the plastic cooking bag on the lower end face of the core column; thirdly, pressing the lower end face of the core column on the supporting plane through the plastic cooking bag, so that the circle of the bulge on the end face of the plastic cooking bag is coaxial with the circle of the detection head in the same row, and all the bulges are positioned in the supporting ring; and fourthly, pressing and releasing the air bag, so that air is conveyed into the air distribution cavity through the air inlet channel, the core column is rotated on the support ring, the end face of the plastic cooking bag is rotated, whether bubbles emerge in the water storage barrel or not is observed, and if bubbles emerge, the flatness of the end face of the plastic cooking bag is not in accordance with the requirement.

Claims

1. The end face flatness detection mechanism of the plastic cooking bag is characterized by comprising an air bag, a core column and a water storage barrel, wherein the lower end face of the water storage barrel is planar and is used for being inserted into the plastic cooking bag, the upper end of the water storage barrel is provided with an opening, a support ring and a plurality of detection heads are positioned in a space defined by the support ring, the support ring comprises an internal thread ring and an external thread ring, the lower end of the internal thread ring is connected with the bottom wall of the water storage barrel, the external thread ring is in threaded connection with the upper end of the internal thread ring, the upper end of the external thread ring is provided with a support plane for supporting the core column, the detection heads comprise a vertical air outlet pipe, a sealing head and a sealing spring, the sealing head is used for sealing the vertical air outlet; when the sealing heads seal the vertical air outlet pipe, the highest points of the upper end parts of all the sealing heads are positioned on the same reference plane parallel to the supporting plane; the upper end face of the internal thread ring is located below the reference plane, a gas distribution cavity communicated with the vertical gas outlet pipe is arranged in the bottom wall of the water storage barrel, the gas distribution cavity is provided with a gas inlet channel, the gas inlet channel is provided with a one-way valve of a gas inlet channel portion opened towards the inside of the gas distribution cavity, the support ring is provided with a gas emitting channel communicated with the inner space and the outer space of the support ring, the detection heads comprise a plurality of rows, the detection heads in the same row of detection heads are distributed along the circumferential direction of the support ring, the distance between the detection heads in adjacent rows is equal to the distance between the bulges of the adjacent rows on the end face of the plastic cooking bag, the air bag is provided with a gas inlet nozzle and a gas outlet nozzle, the gas outlet nozzle is in butt joint with the gas inlet channel, and the.

2. The end face flatness detecting mechanism of a plastic cooking bag according to claim 1, wherein a plurality of air outlets communicated with the air distribution chamber are arranged on the bottom wall of the water storage barrel, and the lower end of the vertical air outlet pipe is in threaded sealing connection with the air outlets and communicated with the air distribution chamber.

3. The end face flatness detecting mechanism of a plastic cooking bag according to claim 1, characterized in that, there are at least 2 support rings, the support rings are sequentially sleeved together, the adjacent support rings separate an annular groove on the bottom wall of the water storage tank, the detection head is arranged in the space enclosed by the annular groove and the innermost support ring, the stem comprises an inner core and an outer sleeve sequentially sleeved together, the inner core is provided with a hanging step, the upper end of the outer sleeve is provided with an outer sleeve portion inward-flanging, the inner sleeve positioned at the innermost layer is sleeved on the inner core and hung on the hanging step through the outer sleeve portion inward-flanging on the innermost layer outer sleeve; between the adjacent outer sleeves, the outer sleeve positioned on the outer layer is hung on the upper end of the outer sleeve positioned on the inner side through the inner flanging of the outer sleeve part positioned on the outer sleeve positioned on the outer layer; the lower end face of the inner core and the lower end faces of all the outer sleeves are located on the same plane, the number of the outer sleeves is equal to that of the support rings, and the outer sleeves can be supported on the support planes of the support rings in a one-to-one correspondence mode.

4. The mechanism as claimed in claim 3, wherein a positioning pin is provided at the lower end of the internal thread ring of the support ring except the outermost support ring, and the positioning pin is inserted into the positioning blind hole in the bottom wall of the water storage barrel.

5. The mechanism as claimed in claim 4, wherein the positioning pins are located on the lower end surface of the support ring.

6. The end face flatness detecting mechanism of the plastic cooking bag according to claim 1, characterized in that the upper end of the vertical outlet pipe is provided with an inner flanging of the vertical outlet pipe, the lower end face of the inner flanging of the vertical outlet pipe is provided with a sealing face of the outlet pipe, the peripheral face of the sealing head is provided with a sealing ring extending along the circumferential direction of the sealing head, the upper end face of the sealing ring is provided with a sealing face of a sealing ring portion, and the sealing head seals the vertical outlet pipe by matching the sealing face of the sealing ring portion with the sealing face of the sealing ring portion through the sealing plane of the outlet pipe portion.

7. The mechanism of claim 1, wherein the upper end of the sealing head is spherical.

8. The mechanism as claimed in claim 3, wherein the inner core is screwed with a pressing nut, and the pressing nut cooperates with the hanging step to clamp the outer flange of the outer sleeve.