CN109668698B - Airtight detection device of vacuum fresh-keeping bowl lid - Google Patents
Airtight detection device of vacuum fresh-keeping bowl lid Download PDFInfo
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- CN109668698B CN109668698B CN201910044254.6A CN201910044254A CN109668698B CN 109668698 B CN109668698 B CN 109668698B CN 201910044254 A CN201910044254 A CN 201910044254A CN 109668698 B CN109668698 B CN 109668698B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
- G01M3/34—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators by testing the possibility of maintaining the vacuum in containers, e.g. in can-testing machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/3404—Sorting according to other particular properties according to properties of containers or receptacles, e.g. rigidity, leaks, fill-level
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Abstract
The invention discloses an air tightness detection device of a vacuum fresh-keeping bowl cover, which comprises a rack, a feeding and conveying mechanism, a feeding and sucking mechanism, a turntable mechanism, a vacuum detection mechanism, a pressing mechanism, a discharging and sucking mechanism, a discharging and conveying mechanism and a control device for controlling the mechanisms, wherein the feeding and conveying mechanism, the feeding and sucking mechanism, the turntable mechanism, the vacuum detection mechanism, the pressing mechanism, the discharging and sucking mechanism and the discharging and conveying mechanism are arranged on the rack. The feeding and sucking mechanism sucks a vacuum fresh-keeping bowl cover from the feeding and conveying mechanism to a positioning circular groove on a positioning plate, the pressing mechanism compresses the vacuum fresh-keeping bowl cover on the positioning circular groove, meanwhile, the second driving mechanism drives the sucking disc mechanism to compress the bottom of a gas inlet and a gas outlet of the fresh-keeping bowl cover, the vacuum leakage detection device is started at the moment, vacuum leakage detection is carried out on a valve body part of the fresh-keeping bowl cover, the discharging and sucking mechanism sucks the fresh-keeping bowl cover to the discharging and conveying mechanism, automatic airtight detection of the vacuum fresh-keeping bowl cover is realized, automatic detection can be carried out on a plurality of vacuum fresh-keeping bowl covers simultaneously, and detection efficiency is improved.
Description
Technical Field
The invention relates to the technical field of household vacuum preservation, in particular to an air tightness detection device for a vacuum preservation bowl cover.
Background
Referring to the attached drawing 5 of the specification, the existing vacuum refreshing bowl comprises a storage bowl A, a main cover B, a rotating rod C, an air release button D and a valve body E, wherein the valve body is located on the lower side of a gas inlet and outlet and can control the opening and closing of the gas inlet and outlet, and the rotating rod and the valve body are in a lever connection structure. When the articles need to be sealed, the vacuum refreshing bowl is covered on the refreshing bowl body, the interior of the refreshing bowl is vacuumized, and air is pumped out to enable the air pressure in the box to be lower than the external atmospheric pressure, so that pressure difference is formed (namely vacuum is formed); when the vacuumizing action is stopped, the atmospheric pressure is greater than the air pressure in the box, so that the atmospheric pressure can automatically compress the valve body, and the valve body forms self-sealing. When the article is taken out, the button can downwards touch the tail end of the rotating rod by pressing the air release button; due to the action of the lever, the rotating rod can bring the valve body, so that a channel is formed inside and outside the box, and air discharge is realized.
It is thus clear that the valve body plays an important role in the sealing performance of vacuum refreshing bowl, but does not carry out vacuum leakage detection to the valve body position of vacuum refreshing bowl during the production of current vacuum refreshing bowl lid, causes unqualified outflow market easily, so when the production of vacuum refreshing bowl lid, need an airtight detection device of vacuum refreshing bowl lid urgently.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide an air tightness detection device for a vacuum refreshing bowl cover, which can automatically detect the air tightness of the vacuum refreshing bowl cover and improve the production quality of the vacuum sealing cover.
In order to achieve the purpose, the invention adopts the following technical scheme:
an air tightness detection device of a vacuum refreshing bowl cover comprises a rack, a feeding and conveying mechanism, a feeding and sucking mechanism, a turntable mechanism, a vacuum detection mechanism, a pressing mechanism, a discharging and sucking mechanism, a discharging and conveying mechanism and a control device, wherein the feeding and conveying mechanism, the feeding and sucking mechanism, the turntable mechanism, the vacuum detection mechanism, the pressing mechanism, the discharging and sucking mechanism, the discharging and conveying mechanism and the control device are arranged on the rack; the feeding and sucking mechanism is used for sucking the vacuum fresh-keeping bowl covers on the feeding and conveying mechanism to the positioning plate; the blanking suction mechanism is used for sucking the vacuum fresh-keeping bowl cover on the positioning plate to the blanking conveying mechanism; the pressing mechanism is arranged above the turntable and used for pressing the fresh-keeping bowl cover on the positioning plate; the vacuum detection mechanism is arranged below the turntable and comprises a sucker mechanism, a vacuum leakage detection device connected with the sucker mechanism and a second driving mechanism used for driving the sucker mechanism to compress the bottom of the fresh-keeping bowl cover.
The sucking disc mechanism comprises a detection sucking disc, a bottom plate and an air pipe joint which are vertically arranged, and the detection sucking disc is connected with the bottom plate through the air pipe joint; the second driving mechanism comprises a first cylinder and a sleeve which are arranged on the rack, and a guide rod which is sleeved on the sleeve, the output end of the first cylinder is connected with the bottom plate, and the first cylinder is used for driving the bottom plate to drive the detection sucker to move towards the direction of the positioning plate.
The detection device is characterized in that a buffer mechanism is arranged on the bottom plate, the detection sucker and the air pipe joint are arranged on the inner side of the buffer mechanism, the buffer mechanism comprises a spring and a pressing cylinder, one end of the spring is connected with the bottom plate, and the other end of the spring is connected with the bottom of the pressing cylinder.
Hold-down mechanism includes first support, bracket and second cylinder, the lateral part setting of bracket is on the support, the vertical setting of second cylinder is on the bracket, the output of second cylinder passes the bracket, and is provided with the elasticity pressure head on its output, the second cylinder is used for driving the motion of elasticity pressure head towards locating plate place direction.
The first support is connected with the bracket through a vertical guide mechanism, the vertical guide mechanism comprises a first lead screw nut pair and a first guide seat arranged on the first lead screw nut pair, a hand wheel used for driving the first lead screw nut pair to rotate is arranged at the top end of the first lead screw nut pair, and a first sliding block is arranged on the first guide seat; the first guide rail that is provided with on the first support with first slider looks adaptation, first guide holder passes through first slider joint on first guide rail, first slider and bracket fixed connection.
Be provided with smart locating platform between carousel and the material loading transport mechanism, be provided with the location circular slot and a plurality of locating pieces that are used for carrying out the location to fresh-keeping bowl lid on the smart locating platform.
The feeding suction mechanism comprises a second bracket, a first transverse guide mechanism, a third air cylinder, a feeding mounting plate and a feeding sucker assembly arranged at the bottom of the feeding mounting plate, wherein the first transverse guide mechanism comprises a first connecting seat arranged transversely, a second lead screw nut pair arranged on the first connecting seat in a rotatable manner, a second guide seat arranged on the second lead screw nut pair, a second guide rail arranged on the first connecting seat, a second sliding block arranged on the second guide seat and a third driving mechanism used for driving the second lead screw nut pair to rotate; the vertical setting of third cylinder is on the second slider, first connecting seat and second support fixed connection, the output and the material loading mounting panel of third cylinder are connected.
The blanking suction mechanism comprises a second transverse guide mechanism, a fourth cylinder, a blanking mounting plate and a blanking sucker assembly arranged at the bottom of the blanking mounting plate, wherein the second transverse guide mechanism comprises a second connecting seat, a third screw nut pair rotatably arranged on the connecting seat, a third guide seat arranged on the third screw nut pair, a third guide rail arranged on the second connecting seat, a third slide block arranged on the third guide seat and a fourth driving mechanism used for driving the third screw nut pair to rotate; the fourth cylinder is vertically arranged on the third sliding block, the second connecting seat is fixedly connected with the second support, and the output end of the fourth cylinder is connected with the discharging mounting plate.
The feeding and conveying mechanism comprises a feeding supporting plate, two feeding side plates symmetrically arranged on the feeding supporting plate, a first guide roller, a second guide roller and a feeding conveying belt, wherein the two feeding side plates are connected through the first guide roller and the second guide roller; the unloading conveying mechanism includes certified products conveyor and defective products conveyor, certified products conveyor includes that first chassis, two symmetries set up unloading curb plate, third deflector roll, fourth deflector roll, the certified products conveyer belt on the chassis, and two unloading curb plates pass through third deflector roll and fourth deflector roll connection, third deflector roll and fourth deflector roll rotationally set up the both ends at the unloading curb plate respectively, the certified products conveyer belt is around establishing between third deflector roll and fourth deflector roll, the third deflector roll drives the motion of certified products conveyer belt through sixth actuating mechanism.
And a laser engraving mechanism is arranged between the pressing mechanism and the blanking suction mechanism and comprises a laser arranged below the turntable and a controller used for controlling the laser.
Has the advantages that:
the invention provides an air tightness detection device of a vacuum fresh-keeping bowl cover, wherein a loading suction mechanism sucks the vacuum fresh-keeping bowl cover from a loading transportation mechanism to a positioning circular groove on a positioning plate, then a first driving mechanism drives a rotary table to rotate 90 degrees to enable the vacuum fresh-keeping bowl cover to be positioned between a pressing mechanism and a vacuum detection mechanism, the pressing mechanism presses the vacuum fresh-keeping bowl cover on the positioning circular groove, meanwhile, a second driving mechanism drives a suction disc mechanism to press the bottom of a gas inlet and a gas outlet of the fresh-keeping bowl cover, the vacuum leakage detection device is started to perform vacuum leakage detection on a valve body part of the fresh-keeping bowl cover, the vacuum leakage device feeds back a detection structure to a PLC control system, the first driving mechanism drives the rotary table to rotate 90 degrees again to enable the fresh-keeping bowl cover to be positioned between a blanking suction mechanism and a blanking transportation mechanism, the PLC control system controls the blanking suction mechanism to suck the fresh-keeping bowl cover to a corresponding qualified product placement position and, the continuous automatic airtight detection of the vacuum fresh-keeping bowl cover is realized. And can carry out automated inspection to a plurality of vacuum fresh-keeping bowl lids simultaneously, improve detection efficiency.
Drawings
Fig. 1 is a schematic structural diagram of an air-tightness detecting device provided by the present invention.
Fig. 2 is a partially enlarged view of the region L in fig. 1.
Fig. 3 is a rear view of the air-tightness detecting device provided by the present invention.
Fig. 4 is a partially enlarged view of the region M in fig. 3.
Fig. 5 is a schematic structural view of a vacuum refreshing bowl.
Detailed Description
The invention provides an airtight detection device of a vacuum fresh-keeping bowl cover, which is further described in detail below by referring to the attached drawings and embodiments in order to make the purpose, technical scheme and effect of the invention clearer and clearer. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the scope of the invention.
Referring to fig. 1-4, the present invention provides an airtight detection device for a vacuum refreshing bowl cover, which includes a frame 1, a feeding transportation mechanism 2, a feeding suction mechanism 3, a turntable mechanism 4, a vacuum detection mechanism 5, a pressing mechanism 6, a discharging suction mechanism 7, a discharging transportation mechanism 8 and a control device for controlling the mechanisms, wherein the turntable mechanism 4 includes a turntable 41, a positioning plate 42 disposed on the turntable, and a first driving mechanism for driving the turntable to rotate; the feeding and sucking mechanism 3 is used for sucking the vacuum fresh-keeping bowl covers on the feeding and conveying mechanism to the positioning plate; the blanking suction mechanism 7 is used for sucking the vacuum fresh-keeping bowl cover on the positioning plate to the blanking conveying mechanism 8; the pressing mechanism 6 is arranged above the turntable 41 and used for pressing the vacuum fresh-keeping bowl cover on the positioning plate 42; the vacuum detection mechanism 5 is arranged below the turntable 41, and the vacuum detection mechanism 5 comprises a sucker mechanism 51, a vacuum leakage detection device 52 connected with the sucker mechanism and a second driving mechanism 53 for driving the sucker mechanism to compress the bottom of the fresh-keeping bowl cover. Here, the control device includes a PLC control system, an electrical control device 91, and an air pressure control device 92, which are prior art and are not described again. Preferably, the rack is further provided with a touch screen controller 11, and the touch screen controller is electrically connected with the control device, so that a worker can control and adjust the detection process conveniently. The first driving mechanism comprises a first motor and a rotating shaft, wherein the first motor and the rotating shaft are arranged at the bottom of the rotating disc, and the first motor is in transmission connection with the rotating disc through the rotating shaft.
In this embodiment, be provided with four locating plates 42 on carousel 41, locating plate 42 winds the equal angle array setting of the centre of a circle of carousel 41, and the transport of the vacuum refreshing bowl lid of being convenient for improves airtight detection device's compact structure nature. Be provided with four location circular slot 43 with fresh-keeping bowl lid looks adaptation on the locating plate 42, can carry out airtight detection to 4 vacuum fresh-keeping bowl lids simultaneously, improve detection efficiency. When the detection is carried out, the feeding and sucking mechanism 3 sucks the vacuum fresh-keeping bowl cover from the feeding and conveying mechanism 2 to the positioning circular groove 43 on the positioning plate 42 (the end face of the fresh-keeping bowl cover provided with the air release button faces upwards), then the first driving mechanism drives the rotary disc to rotate for 90 degrees, so that the vacuum fresh-keeping bowl cover is positioned between the pressing mechanism 6 and the vacuum detection mechanism 5, the pressing mechanism 6 presses the vacuum fresh-keeping bowl cover on the positioning circular groove, meanwhile, the second driving mechanism drives the sucking disc mechanism 51 to be pressed at the bottom of the gas inlet and outlet of the fresh-keeping bowl cover, the vacuum leakage detection device is started at the moment, the valve body part of the fresh-keeping bowl cover is subjected to vacuum leakage detection, the detection structure is fed back to the PLC control system by the vacuum leakage device, finally, the first driving mechanism drives the rotary disc to rotate for 90 degrees again, so that the fresh-keeping bowl cover is positioned between the discharging and conveying mechanism, and the PLC control system controls the corresponding qualified And continuous automatic airtight detection of the vacuum fresh-keeping bowl cover is realized. The vacuum leak detection device is preferably a high precision differential pressure leak tester.
Specifically, referring to fig. 3 and 4, the suction cup mechanism 51 includes a detection suction cup 511, a bottom plate 512 and an air pipe joint 513, which are vertically arranged, and the detection suction cup 511 is connected with the bottom plate 512 through the air pipe joint 513; the second driving mechanism 53 includes a first cylinder 531 and a sleeve 532 disposed on the rack, and a guide rod 533 sleeved on the sleeve, the output end of the first cylinder 531 is connected to the bottom plate 512, and the first cylinder 531 is used to drive the bottom plate 512 to drive the detection suction cup 511 to move toward the direction of the positioning plate. Here, the air pipe joint 513 is connected to the air pressure control device 92. The diameter of the detection sucker is larger than the diameter of the gas inlet and outlet, and during detection, the detection sucker is adsorbed on the gas inlet and outlet. Through setting up sleeve and guide arm, improve the stationarity of the vertical removal of bottom plate, place the bottom plate motion in-process and take place the skew, ensure the accuracy that detects the sucking disc and detect the position simultaneously.
Further, referring to fig. 3 and 4, a buffer mechanism is arranged on the bottom plate 512, the detection suction cup 511 and the air pipe joint 513 are arranged inside the buffer mechanism, the buffer mechanism includes a spring 54 and a pressing cylinder 55, one end of the spring 54 is connected with the bottom plate 512, and the other end is connected with the bottom of the pressing cylinder 55. Through setting up buffer gear, detect the sucking disc laminating when the fresh-keeping bowl lid in vacuum, the top of pressing a section of thick bamboo is contradicted and the bottom of carousel, slows down the impulsive force that detects the sucking disc laminating at the fresh-keeping bowl lid in vacuum, improves and detects sucking disc and the fresh-keeping bowl lid adsorption efficiency in vacuum, avoids leaking in vacuum because of the sucking disc adsorption efficiency is not good. In addition, when a plurality of vacuum fresh-keeping bowl covers on the positioning plate are detected simultaneously, the adsorption effectiveness of each detection sucker is ensured.
In this embodiment, the pressing mechanism 6 includes a first bracket 61, a bracket 62 and a second cylinder 63, a side portion of the bracket 62 is disposed on the first bracket 61, the second cylinder 63 is vertically disposed on the bracket 62, an output end of the second cylinder 63 passes through the bracket 62, and an elastic pressure head 64 is disposed on the output end of the second cylinder 63, and the second cylinder 63 is used for driving the elastic pressure head 64 to move towards the direction of the positioning plate 42. Here, the second cylinder 63 performs stroke adjustment through the air pressure control device 92, so that the impact force is prevented from being too large when the elastic pressure head 64 is in contact with the vacuum fresh-keeping bowl cover, and the vacuum fresh-keeping bowl cover is prevented from being deviated, thereby affecting the accuracy of detecting the adsorption position of the suction cup. The elastic pressure head is preferably set to be cylindrical and made of silica gel materials, so that the vacuum preservation bowl cover is prevented from being damaged.
As a preferable scheme, the first bracket 61 and the bracket are connected by a vertical guide mechanism, the vertical guide mechanism includes a first screw-nut pair 65 and a first guide seat (not shown in the figure) arranged on the first screw-nut pair, a hand wheel 66 for driving the first screw-nut pair to rotate is arranged at the top end of the first screw-nut pair, and a first slide block 67 is arranged on the first guide seat; be provided with the first guide rail 68 with first slider looks adaptation on the first support, first guide holder passes through first slider joint on first guide rail, first slider 67 and bracket 62 fixed connection. The staff drives the bracket 62 to move vertically by rotating the hand wheel 66, so as to adjust the distance between the elastic pressure head 64 and the positioning plate 42, further adjust the pressure when the elastic pressure head compresses the vacuum fresh-keeping bowl cover, and ensure the accuracy of the position of the vacuum fresh-keeping bowl cover.
As a preferred scheme, be provided with smart locating platform 10 between carousel and the material loading transport mechanism, be provided with location circular slot 43 and a plurality of locating piece 101 that are used for fixing a position the fresh-keeping bowl lid on the smart locating platform. In this embodiment, the number of the positioning blocks 101 is 4, and the positioning blocks are arranged around the circle center of the circular positioning groove in an equiangular array. The loading suction mechanism 3 sucks the vacuum fresh-keeping bowl cover on the loading transportation mechanism 2 to the fine positioning platform 10, and the position of the vacuum fresh-keeping bowl cover conveyed to the positioning plate is accurate after the edge of the vacuum fresh-keeping bowl cover is accurately positioned by the positioning block 101, so that errors generated in the conveying process are reduced.
As a preferable scheme, the feeding suction mechanism 3 includes a second bracket 31, a first transverse guiding mechanism, a third cylinder 32, a feeding mounting plate 33, and a feeding sucker assembly provided at the bottom of the feeding mounting plate, where the first transverse guiding mechanism includes a first connecting seat 34 transversely disposed, a second lead screw nut pair (not shown in the figure) rotatably disposed on the first connecting seat, a second guiding seat (not shown in the figure) disposed on the second lead screw nut pair, a second guide rail 34 disposed on the first connecting seat, a second slider 36 disposed on the second guiding seat, and a third driving mechanism 37 for driving the second lead screw nut pair to rotate; the vertical setting of third cylinder 32 is on second slider 36, first connecting seat 34 and second support 31 fixed connection, the output and the material loading mounting panel 33 of third cylinder 32 are connected, the third cylinder drives material loading sucking disc subassembly vertical motion and realizes getting of vacuum fresh-keeping bowl lid. Third actuating mechanism 37 sets up to the second motor, the output and the vice transmission of second lead screw nut of second motor are connected, thereby the second motor passes through PLC control system control, and the vice rotation of drive second lead screw nut drives material loading sucking disc subassembly lateral shifting, realizes the material loading transport of vacuum refreshing bowl lid, and the transport is steady smooth in order, efficient. The material loading sucking disc subassembly includes that 3 material loading sucking discs and material loading sucking disc connect, angle array settings such as material loading sucking disc circumference, through setting up like this, the focus can be located the middle part when the transport is covered to vacuum fresh-keeping bowl, avoids vacuum fresh-keeping bowl to cover to take place the slope when the transport, places the accuracy of position including the material loading.
As a preferable scheme, the blanking suction mechanism comprises a second transverse guide mechanism, a fourth air cylinder 71, a blanking mounting plate 72 and a blanking sucker assembly arranged at the bottom of the blanking mounting plate, wherein the second transverse guide mechanism comprises a second connecting seat 73, a third lead screw nut pair (not shown in the figure) rotatably arranged on the connecting seat, a third guide seat (not shown in the figure) arranged on the third lead screw nut pair, a third guide rail 74 arranged on the second connecting seat, a third slide block 75 arranged on the third guide seat and a fourth driving mechanism for driving the third lead screw nut pair to rotate; the vertical setting of fourth cylinder 75 is on third slider 75, second connecting seat 73 and second support 31 fixed connection, the output and the unloading mounting panel 72 of fourth cylinder 71 are connected, fourth cylinder 71 drives unloading sucking disc subassembly vertical motion and realizes getting of vacuum fresh-keeping bowl lid. The fourth driving mechanism is set as a third motor, the output end of the third motor is in transmission connection with the third lead screw nut pair, the third motor is controlled by the PLC control system to drive the third lead screw nut pair to rotate so as to drive the blanking sucker assembly to move transversely, blanking carrying of the vacuum fresh-keeping bowl cover is achieved, carrying is stable and smooth, and efficiency is high. Unloading sucking disc subassembly includes 3 unloading sucking discs 76 and unloading sucking disc joint 77, angle array settings such as unloading sucking disc 76 circumference, through setting up like this, the focus can be located the middle part when the transport to the fresh-keeping bowl lid in vacuum, avoids the fresh-keeping bowl lid in vacuum to take place the slope when the transport, places the accuracy of position including the unloading.
As a preferred scheme, material loading transport mechanism 2 includes material loading layer board 21, two symmetries set up material loading curb plate 22, first deflector roll, second deflector roll, material loading conveyer belt 23 on the material loading layer board, and two material loading curb plates are connected through first deflector roll and second deflector roll, first deflector roll and second deflector roll rotationally set up the both ends at the material loading curb plate respectively, the material loading conveyer belt is around establishing between first deflector roll and second deflector roll, first deflector roll drives the conveyer belt motion through fifth drive mechanism. Here, fifth actuating mechanism sets up to the fourth motor, be provided with the feed table on the material loading conveyer belt, vacuum preservation bowl lid is placed on the feed table, the fourth motor passes through PLC control system control and carries the feed table to smart locating platform's front side, then absorbs vacuum preservation bowl lid to smart locating platform through material loading suction means on, realizes the automatic material loading of vacuum preservation bowl lid, improves automatic detection level and production efficiency.
As a preferred scheme, unloading conveyor means 8 includes certified products conveyor and defective products conveyor, certified products conveyor includes that first chassis 81, two symmetries set up unloading curb plate 82, third deflector roll, fourth deflector roll, certified products conveyer belt 83 on the chassis, and two unloading curb plates pass through the third deflector roll and the fourth deflector roll is connected, third deflector roll and fourth deflector roll rotationally set up the both ends at the unloading curb plate respectively, the certified products conveyer belt is around establishing between third deflector roll and fourth deflector roll, the third deflector roll drives the motion of certified products conveyer belt through sixth actuating mechanism. Here, the sixth driving mechanism is provided as a fifth motor, and a non-defective product placing tray 84 is provided on the non-defective product conveyor. The reject conveyor has the same structure as the accept conveyor so the parts of the reject conveyor are no longer located as excrescences . The conveyer belt on the unqualified product conveyer device is an unqualified product conveyer belt 85, and an unqualified product placing disc 86 is arranged on the unqualified product conveyer belt. The discharging suction mechanism sucks the detected fresh-keeping bowl cover, then the fresh-keeping bowl cover is moved to the position above the qualified product placing plate, and the PLC control system controls the fifth cylinder corresponding to the qualified product to be placed. When unqualified products are sucked on the discharging suction mechanism, the PLC control system controls the discharging suction mechanism to move to the position above the unqualified product placing disc, and the PLC control system controls the fifth air cylinder corresponding to the unqualified products to be placed. The automatic blanking for classifying qualified products and unqualified products in the vacuum fresh-keeping bowl cover is realized, and the automatic detection level and the production efficiency are improved.
Preferably, a laser engraving mechanism is arranged between the pressing mechanism and the blanking suction mechanism, and the laser engraving mechanism comprises a laser 15 arranged below the turntable and a controller 16 for controlling the laser. After the vacuum preservation bowl cover is detected, the first driving mechanism drives the rotary disc to rotate 90 degrees, so that the vacuum preservation bowl cover is positioned above the laser, and then the laser carves information (production code and production date) of the vacuum preservation bowl. The controller is preferably an industrial personal computer.
It should be understood that equivalents and modifications of the technical solution and inventive concept thereof may occur to those skilled in the art, and all such modifications and alterations should fall within the protective scope of the present invention.
Claims (6)
1. An air tightness detection device of a vacuum refreshing bowl cover is characterized by comprising a rack, a feeding transportation mechanism, a feeding suction mechanism, a turntable mechanism, a vacuum detection mechanism, a pressing mechanism, a discharging suction mechanism, a discharging transportation mechanism and a control device for controlling the mechanisms, wherein the feeding transportation mechanism, the feeding suction mechanism, the turntable mechanism, the vacuum detection mechanism, the pressing mechanism, the discharging suction mechanism, the discharging transportation mechanism and the control device are arranged on the rack; the feeding and sucking mechanism is used for sucking the vacuum fresh-keeping bowl covers on the feeding and conveying mechanism to the positioning plate; the blanking suction mechanism is used for sucking the vacuum fresh-keeping bowl cover on the positioning plate to the blanking conveying mechanism; the pressing mechanism is arranged above the turntable and used for pressing the fresh-keeping bowl cover on the positioning plate; the vacuum detection mechanism is arranged below the turntable and comprises a sucker mechanism, a vacuum leakage detection device connected with the sucker mechanism and a second driving mechanism for driving the sucker mechanism to be tightly pressed at the bottom of the fresh-keeping bowl cover; the sucking disc mechanism comprises a detection sucking disc, a bottom plate and an air pipe joint which are vertically arranged, and the detection sucking disc is connected with the bottom plate through the air pipe joint; the second driving mechanism comprises a first air cylinder and a sleeve which are arranged on the rack, and a guide rod sleeved on the sleeve, the output end of the first air cylinder is connected with the bottom plate, and the first air cylinder is used for driving the bottom plate to drive the detection sucker to move towards the direction of the positioning plate; the detection sucker and the air pipe joint are arranged on the inner side of the buffer mechanism, the buffer mechanism comprises a spring and a pressing cylinder, one end of the spring is connected with the bottom plate, and the other end of the spring is connected with the bottom of the pressing cylinder; the pressing mechanism comprises a first support, a bracket and a second air cylinder, the side part of the bracket is arranged on the support, the second air cylinder is vertically arranged on the bracket, the output end of the second air cylinder penetrates through the bracket, an elastic pressure head is arranged on the output end of the second air cylinder, and the second air cylinder is used for driving the elastic pressure head to move towards the direction of the positioning plate; be provided with smart locating platform between carousel and the material loading transport mechanism, be provided with the location circular slot and a plurality of locating pieces that are used for carrying out the location to fresh-keeping bowl lid on the smart locating platform.
2. The airtightness detection device for the vacuum refreshing bowl cover according to claim 1, wherein the first bracket is connected with the bracket through a vertical guide mechanism, the vertical guide mechanism comprises a first screw-nut pair and a first guide seat arranged on the first screw-nut pair, a hand wheel for driving the first screw-nut pair to rotate is arranged at the top end of the first screw-nut pair, and a first slide block is arranged on the first guide seat; the first guide rail that is provided with on the first support with first slider looks adaptation, first guide holder passes through first slider joint on first guide rail, first slider and bracket fixed connection.
3. The airtightness detection device for the vacuum refreshing bowl cover according to claim 1, wherein the feeding suction mechanism comprises a second bracket, a first transverse guiding mechanism, a third cylinder, a feeding mounting plate and a feeding sucker assembly provided with a bottom of the feeding mounting plate, the first transverse guiding mechanism comprises a first connecting seat arranged transversely, a second screw nut pair rotatably arranged on the first connecting seat, a second guiding seat arranged on the second screw nut pair, a second guiding rail arranged on the first connecting seat, a second slider arranged on the second guiding seat and a third driving mechanism for driving the second screw nut pair to rotate; the vertical setting of third cylinder is on the second slider, first connecting seat and second support fixed connection, the output and the material loading mounting panel of third cylinder are connected.
4. The airtightness detection device for vacuum refreshing bowl covers according to claim 3, wherein the blanking suction mechanism comprises a second lateral guide mechanism, a fourth cylinder, a blanking mounting plate and a blanking sucker assembly provided with a bottom of the blanking mounting plate, the second lateral guide mechanism comprises a second connecting seat, a third screw nut pair rotatably provided on the second connecting seat, a third guide seat provided on the third screw nut pair, a third guide rail provided on the second connecting seat, a third slider provided on the third guide seat and a fourth driving mechanism for driving the third screw nut pair to rotate; the fourth cylinder is vertically arranged on the third sliding block, the second connecting seat is fixedly connected with the second support, and the output end of the fourth cylinder is connected with the discharging mounting plate.
5. The airtightness detection apparatus for vacuum refreshing bowl covers according to claim 1, wherein the feeding transportation mechanism comprises a feeding support plate, two feeding side plates symmetrically disposed on the feeding support plate, a first guide roller, a second guide roller, and a feeding conveyor belt, the two feeding side plates are connected by the first guide roller and the second guide roller, the first guide roller and the second guide roller are respectively rotatably disposed at two ends of the feeding side plates, the feeding conveyor belt is wound between the first guide roller and the second guide roller, and the first guide roller drives the conveyor belt to move by a fifth driving mechanism; the unloading conveying mechanism includes certified products conveyor and defective products conveyor, certified products conveyor includes that first chassis, two symmetries set up unloading curb plate, third deflector roll, fourth deflector roll, the certified products conveyer belt on the chassis, and two unloading curb plates pass through third deflector roll and fourth deflector roll connection, third deflector roll and fourth deflector roll rotationally set up the both ends at the unloading curb plate respectively, the certified products conveyer belt is around establishing between third deflector roll and fourth deflector roll, the third deflector roll drives the motion of certified products conveyer belt through sixth actuating mechanism.
6. The airtightness detection apparatus for vacuum refreshing bowl covers according to claim 1, wherein a laser engraving mechanism is disposed between said pressing mechanism and said blanking suction mechanism, said laser engraving mechanism including a laser disposed below said turntable and a controller for controlling said laser.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910044254.6A CN109668698B (en) | 2019-01-17 | 2019-01-17 | Airtight detection device of vacuum fresh-keeping bowl lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910044254.6A CN109668698B (en) | 2019-01-17 | 2019-01-17 | Airtight detection device of vacuum fresh-keeping bowl lid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109668698A CN109668698A (en) | 2019-04-23 |
| CN109668698B true CN109668698B (en) | 2020-06-09 |
Family
ID=66150696
Family Applications (1)
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| JP3805509B2 (en) * | 1997-12-16 | 2006-08-02 | 藤倉ゴム工業株式会社 | Diaphragm leak inspection device |
| DE602004008869T2 (en) * | 2004-01-13 | 2008-06-12 | Varian S.P.A., Leini | leak detector |
| CN104296951A (en) * | 2014-08-14 | 2015-01-21 | 杭州迈可思法电气工程有限公司 | Quick online leakage detecting system for milk powder cans |
| CN205138743U (en) * | 2015-09-10 | 2016-04-06 | 天津诺德机电设备有限公司 | BPLD muffler casing body examination neglected loading is put |
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| CN208082925U (en) * | 2017-11-23 | 2018-11-13 | 苏州富强科技有限公司 | A kind of fully-automatic sealing detection device |
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