CN116642647A - Tightness detection device is used in plastic bottle production - Google Patents
Tightness detection device is used in plastic bottle production Download PDFInfo
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- CN116642647A CN116642647A CN202310670857.3A CN202310670857A CN116642647A CN 116642647 A CN116642647 A CN 116642647A CN 202310670857 A CN202310670857 A CN 202310670857A CN 116642647 A CN116642647 A CN 116642647A
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- 238000001514 detection method Methods 0.000 title claims abstract description 45
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 26
- 230000007246 mechanism Effects 0.000 claims description 22
- 238000007906 compression Methods 0.000 claims description 19
- 230000006835 compression Effects 0.000 claims description 18
- 238000003825 pressing Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 description 11
- 230000009471 action Effects 0.000 description 8
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 244000309464 bull Species 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- G01M3/3236—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 monitoring the interior space of the containers
- G01M3/3272—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 monitoring the interior space of the containers for verifying the internal pressure of closed containers
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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
- G01M3/3209—Details, e.g. container closure devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The invention relates to the technical field of plastic bottle production, in particular to a tightness detection device for plastic bottle production. The invention provides a tightness detection device for plastic bottle production, which reduces missed detection and improves tightness detection accuracy. A tightness detection device for plastic bottle production comprises a base, a placing seat, a rotary supporting net rack, a trapezoid plate and the like; the base is fixedly provided with a placing seat, the placing seat is rotatably provided with a rotary supporting net rack, and the base is fixedly provided with two trapezoid plates. The movable strip block slides upwards for a certain distance to drive the arc clamping plate to move upwards for a certain distance, so that the place blocked by the arc clamping plate before the plastic bottle is exposed, whether air leakage exists in the place blocked by the arc clamping plate before the side surface of the plastic bottle is detected better, the side surface of the plastic bottle is prevented from being detected in a missing mode, and the tightness detection accuracy of the plastic bottle is improved.
Description
Technical Field
The invention relates to the technical field of plastic bottle production, in particular to a tightness detection device for plastic bottle production.
Background
The plastic bottle is subjected to sealing detection, and the distribution condition of the maximum bearing pressure and the leakage point of the bottle is obtained through the sealing detection, so that a manufacturer can determine whether the package of the bottle can meet the requirement on the sealing property of the product package in storage, transportation and sales. At present, a method for sealing and detecting a plastic bottle is to place the plastic bottle on a detecting instrument, slowly inject pressure gas into the plastic bottle, and detect the air tightness of the plastic bottle by the detecting instrument.
Disclosure of Invention
The invention aims to overcome the defects that the bottom of a plastic bottle and the contact area between a bottle body and a detecting instrument are easy to leak and the detection is inaccurate due to insufficient airtight air leakage of an air injection pipe and a bottle opening of the plastic bottle when pressure air is injected into the plastic bottle.
In order to solve the technical problems, the invention provides a tightness detection device for plastic bottle production, which comprises a base, a placement seat, a rotary supporting net rack, trapezoid plates, lifting clamping assemblies and an inflation detection assembly, wherein the placement seat is fixedly arranged on the base, the rotary supporting net rack is rotatably arranged on the placement seat, two trapezoid plates are fixedly arranged on the base and symmetrically arranged, the lifting clamping assemblies are arranged on the trapezoid plates, the inflation detection assembly is arranged on the trapezoid plates, and the lifting clamping assemblies are mutually matched with the inflation detection assembly.
Preferably, the lifting clamping assembly comprises an electric push rod, a top moving plate, a fixed wedge-shaped strip, an L-shaped supporting plate, a U-shaped sliding rod, a fixed guide column, an extrusion spring, a fixed groove plate, a sliding bar block, an arc-shaped clamping plate and a fixing bolt, wherein two electric push rods are fixedly installed on a base and symmetrically installed, the top moving plate is fixedly installed on the top moving plate together, two fixed wedge-shaped strips are fixedly installed on the base, two L-shaped supporting plates are symmetrically installed on the top moving plate, the U-shaped sliding rod is slidably installed on the L-shaped supporting plate, the extrusion spring is connected between the L-shaped supporting plate and the U-shaped sliding rod, the fixed guide column is slidably connected with the U-shaped sliding rod and penetrates through the extrusion spring, the arc-shaped clamping plate is fixedly installed on the U-shaped sliding rod, the fixing bolt is fixedly installed on the fixing groove plate, and the fixing bolt is contacted with the fixed wedge-shaped sliding rod.
Preferably, the inflation detection assembly comprises a fixed support, an air pump, a limit supporting rod, an inflation telescopic hose, a fixed hollow pipe, a fixed ring seat, a fixed supporting cylinder, a compression spring, an annular pressure gauge and a tightness detector, wherein the fixed support is fixedly arranged on one trapezoid plate, the air pump is fixedly arranged on the fixed support, the limit supporting rod is fixedly arranged on a top moving plate, the inflation telescopic hose is fixedly arranged on the air pump, the inflation telescopic hose penetrates through the fixed support and the limit supporting rod, the fixed hollow pipe is fixedly arranged on the top moving plate, the fixed hollow pipe is communicated with the inflation telescopic hose, the fixed ring seat is slidably arranged on the fixed hollow pipe, the compression spring is connected between the top moving plate and the fixed ring seat, the two fixed supporting cylinders are symmetrically arranged at the bottom of the top moving plate, the supporting cylinder is fixedly connected with the fixed ring seat, the annular pressure gauge is fixedly arranged on the fixed hollow pipe, and the tightness detector is fixedly arranged on the other trapezoid plate.
Preferably, the anti-collapse device further comprises an anti-collapse mechanism, wherein the anti-collapse mechanism comprises a fixed slotted plate, a fixed guide cylinder, a supporting spring, a sliding support plate and a cross limiting strip, the fixed slotted plate is fixedly arranged on the trapezoid plate, the fixed guide cylinder is fixedly arranged on the trapezoid plate, the sliding support plate is slidably arranged on the fixed guide cylinder, the sliding support plate is in contact with the fixed support cylinder, the supporting spring is connected between the sliding support plate and the trapezoid plate, the two cross limiting strips are fixedly arranged on the sliding support plate, and the cross limiting strip is in contact with the fixed slotted plate.
Preferably, the device further comprises a bottom rotating mechanism, the bottom rotating mechanism comprises a fixing screw, a fixing seat, a ball bearing, a rotating nut piece, a fixed hollow rod, a pinion, a rotating shaft, a large gear and a pentagonal connecting seat, the bottom of the top moving plate is fixedly provided with the fixing screw, the fixing seat is fixedly arranged on the L-shaped supporting plate, the ball bearing is rotatably arranged in the fixing seat, the rotating nut piece is fixedly arranged in the ball bearing, the fixed hollow rod is rotatably arranged on the base, the fixed hollow rod is fixedly connected with the rotating nut piece, the pinion is fixedly arranged at the bottom of the fixed hollow rod, the rotating shaft is rotatably arranged on the base, the large gear is fixedly arranged on the rotating shaft and meshed with the pinion, the pentagonal connecting seat is fixedly arranged on the rotating shaft, and the pentagonal connecting seat is fixedly connected with the rotating support net frame.
Preferably, the swing mechanism comprises a fixed compression bar, a swing groove bar and a torsion spring, wherein the bottom of the top moving plate is fixedly provided with two fixed compression bars, the swing groove bar is installed on the sliding bar in a sliding mode, the fixed bolt is rotationally connected with the swing groove bar, and the torsion spring is connected between the swing groove bar and the U-shaped sliding bar.
Preferably, the bottle mouth sealing assembly comprises a vertical slotted plate, a sliding bar and a sealing ring, wherein two vertical slotted plates are fixedly installed on the top moving plate, two sliding bar are connected to the fixed ring seat in a sliding mode, the sliding bar is connected with the vertical slotted plates in a sliding mode, and the sealing ring is fixedly installed on the sliding bar.
Working principle: in the actual operation process, an operator places a plastic bottle to be detected on a rotary supporting net frame, the operator opens an air pump valve, gas is transported to a fixed hollow pipe from an air-filled telescopic hose, then the operator starts an electric push rod to move downwards, the electric push rod drives a top moving plate to move downwards, the top moving plate moves downwards to drive a fixed wedge-shaped strip to move downwards, the fixed wedge-shaped strip can push a fixing bolt to move towards the direction close to the plastic bottle, the fixing bolt moves towards the direction close to the plastic bottle to drive a U-shaped sliding rod to move towards the direction close to the plastic bottle, the U-shaped sliding rod moves towards the direction close to the plastic bottle to drive arc-shaped clamping plates to move towards the direction close to the plastic bottle until the two arc-shaped clamping plates move to clamp the plastic bottle, simultaneously the top movable plate moves down and drives the flexible hose that aerifing, fixed hollow tube, fixed ring seat, fixed support cylinder, compression spring and annular pressure gauge move down together, compression spring is in compressed state, fixed hollow tube moves down to contact with the plastic bottle bottleneck, gas can be from fixed hollow tube injection plastic bottle in, fixed ring seat moves down to plug up the plastic bottle bottleneck, gas injection plastic bottle is interior, the atmospheric pressure can be detected by annular pressure gauge in the plastic bottle, then annular pressure gauge shows the atmospheric pressure numerical value on the leakproofness detector, operating personnel can judge whether the plastic bottle leaks gas according to the atmospheric pressure numerical value that shows on the leakproofness detector, reach the function of carrying out the leakproofness to the plastic bottle and detecting.
When the fixed hollow pipe moves downwards to be in contact with the bottleneck of the plastic bottle, the fixed support cylinder moves downwards to drive the sliding support plate to move downwards, so that the support spring is in a compressed state, the sliding support plate moves downwards to drive the cross limiting strip to move downwards, the cross limiting strip moves downwards to be in contact with the other end of the groove of the fixed slotted plate, the fixed slotted plate can limit the sliding support plate to move downwards continuously, the sliding support plate can not move continuously any more, the fixed support cylinder and the fixed ring seat can not move continuously any more, and the fixed ring seat is prevented from moving downwards continuously to collapse the plastic bottle.
The top movable plate moves downwards to drive the fixing screw rod to move downwards, the fixing screw rod moves downwards to be in contact with the rotary nut piece, the rotary nut piece rotates to drive the fixed hollow rod to rotate, the fixed hollow rod rotates to drive the pinion to rotate, the pinion rotates to drive the bull gear to rotate, the bull gear rotates to drive the rotation shaft to rotate, the rotation shaft rotates to drive the pentagonal connecting seat and the rotary support net rack to rotate, the rotary support net rack slightly rotates, the place that the plastic bottle was blocked by the rotary support net rack is exposed when detecting the plastic bottle, and therefore whether the place blocked by the rotary support net rack before better detecting the bottom of the plastic bottle has air leakage or not can be achieved, and the function of avoiding the detection of the bottom of the plastic bottle.
The top movable plate moves downwards to drive the fixed depression bar to move downwards, the fixed depression bar moves downwards to contact with the swing groove pole, the one end downward swing of swing groove pole can be promoted to the fixed depression bar, make the other end upward swing of swing groove pole, the other end upward swing of swing groove pole can drive the slip strip piece and move a section distance upwards, make torsion spring have torsion, slip strip piece upwards slide a section distance drive arc grip block and upwards move a section distance, make the place that is blocked by the arc grip block before the plastic bottle expose, thereby better detect whether there is gas leakage by arc grip block before the plastic bottle side, prevent that the plastic bottle side from leaking and examining, improve plastic bottle leakproofness and detect the accuracy.
The top movable plate moves downwards to drive two vertical slotted plates to move downwards, the two vertical slotted plates move downwards to drive two sliding bars to draw close inwards, the two sliding bars draw close inwards to drive two sealing rings to seal a plastic bottle opening, so that the problem that bottle opening air leakage influences the detection accuracy of the sealing performance of the plastic bottle can be further avoided, when the electric push rod moves upwards, the top movable plate resets under the action of an extrusion spring, the top movable plate drives an inflatable telescopic hose, a fixed hollow pipe, a fixed ring seat, a fixed screw rod, a fixed support cylinder and an annular pressure gauge to move upwards together to reset, the U-shaped sliding bar resets under the action of the extrusion spring, the swinging slotted rods reset under the action of a torsion spring, the sliding support plates reset under the action of the support spring, the fixed screw rod moves upwards to reset to drive a rotary nut piece and the fixed hollow rod to rotate to reset, the fixed hollow rod rotates to reset to drive a pinion, a large gear and a pentagonal connecting seat to rotate to reset, and the pentagonal connecting seat rotates to reset to drive the rotary support net frame to rotate to reset. After the tightness detection of the plastic bottle is finished, an operator closes the air pump valve and closes the electric push rod.
The beneficial effects are that:
1. the air pump valve is opened to operating personnel, then operating personnel starts electric putter and reciprocates for U-shaped slide bar moves to pressing from both sides the plastic bottle clamp towards driving two arc grip blocks, and the top movable plate moves down simultaneously and drives fixed hollow tube, fixed ring seat, annular manometer and move down together, and fixed ring seat moves down to plug up the plastic bottle bottleneck, and gas pours into in the plastic bottle from fixed hollow tube, and atmospheric pressure can be detected by annular manometer in the plastic bottle, then annular manometer shows the atmospheric pressure numerical value on the leakproofness detector, and operating personnel can judge whether the plastic bottle leaks gas according to the atmospheric pressure numerical value that shows on the leakproofness detector, reaches the function that carries out the leakproofness to the plastic bottle and detects.
2. The rotation of the rotating shaft drives the pentagonal connecting seat and the rotating support net rack to rotate, the rotating support net rack slightly rotates, so that the part blocked by the rotating support net rack is exposed before the plastic bottle, thereby better detecting whether the part blocked by the rotating support net rack before the bottom of the plastic bottle has air leakage or not, preventing the bottom of the plastic bottle from missing detection, enabling the movable bar to slide upwards for a section distance to drive the arc-shaped clamping plate to move upwards for a section distance, so that the part blocked by the arc-shaped clamping plate before the plastic bottle is exposed, thereby better detecting whether the part blocked by the arc-shaped clamping plate before the side surface of the plastic bottle has air leakage or not, preventing the side surface of the plastic bottle from missing detection, and improving the tightness detection accuracy of the plastic bottle.
3. The top movable plate moves downwards to drive the two vertical slotted plates to move downwards, the two vertical slotted plates move downwards to drive the two sliding bars to draw together inwards, and the two sliding bars draw together inwards to drive the two sealing rings to seal the bottle mouth of the plastic bottle, so that the problem that the bottle mouth air leakage affects the detection of the sealing performance of the plastic bottle can be further avoided.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a second embodiment of the present invention.
Fig. 3 is a schematic perspective view of a third embodiment of the present invention.
Fig. 4 is a schematic perspective view of a fourth embodiment of the present invention.
Fig. 5 is a schematic perspective view of a lifting clamping assembly according to the present invention.
Fig. 6 is a schematic perspective view of a first part of the present invention.
Fig. 7 is a schematic perspective view of a bottom rotation mechanism according to the present invention.
Fig. 8 is a schematic perspective view of a second part of the present invention.
Fig. 9 is a schematic perspective view of a third part of the present invention.
Fig. 10 is a schematic perspective view of the structure of the present invention a.
The marks in the drawings are: the device comprises a 1-base, a 2-placement seat, a 3-rotary supporting net rack, a 4-trapezoidal plate, a 5-lifting clamping assembly, a 51-electric push rod, a 52-top moving plate, a 53-fixed wedge strip, a 54-L-shaped supporting plate, a 55-U-shaped sliding rod, a 56-fixed guide post, a 57-extrusion spring, a 58-fixed groove plate, a 59-sliding strip block, a 510-arc clamping plate, a 511-fixed bolt, a 6-inflation detecting assembly, a 61-fixed support, a 62-air pump, a 63-limit strut, a 64-inflation telescopic hose, a 65-fixed hollow tube, a 66-fixed ring seat, a 67-fixed supporting cylinder, a 68-compression spring, a 69-annular pressure gauge, a 610-tightness detector, a 7-anti-collapse mechanism, a 71-fixed slotted plate, a 72-fixed guide cylinder, a 73-supporting spring, a 74-sliding support plate, a 75-cross limit strip, an 8-bottom rotating mechanism, a 81-fixed screw, a 82-fixed seat, a 83-ball bearing, a 84-rotating nut member, an 85-fixed hollow rod, a 86-pinion, a 87-rotating shaft, a 88-large gear, a 88-swing-11-slotted rod, a sealing ring mechanism, a 9-swing seat, a 11-swing-11-swing-slotted rod, a 11-swing mechanism, a 11-swing-11-slotted rod, a 11-swing mechanism.
Detailed Description
The invention is further described below with reference to the drawings and examples.
Example 1
The utility model provides a leakproofness detection device is used in plastic bottle production, as shown in fig. 1-6, including base 1, place seat 2, rotatory support rack 3, trapezoidal board 4, lift clamping assembly 5 and aerify detection assembly 6, fixed mounting has on base 1 and places seat 2, place seat 2 rotation type and install rotatory support rack 3, rotatory support rack 3 is used for supporting the plastic bottle, fixed mounting has two trapezoidal boards 4 and is symmetrical installation on the base 1, be equipped with lift clamping assembly 5 on the trapezoidal board 4, lift clamping assembly 5 is used for grasping the plastic bottle and pours into pressure gas from the plastic bottle mouth into, be equipped with on the trapezoidal board 4 and aerify detection assembly 6, it is used for detecting the plastic bottle leakproofness to aerify detection assembly 6, lift clamping assembly 5 and aerify detection assembly 6 mutually support.
The lifting clamping assembly 5 comprises an electric push rod 51, a top moving plate 52, a fixed wedge-shaped strip 53, an L-shaped supporting plate 54, a U-shaped sliding rod 55, a fixed guide post 56, an extrusion spring 57, a fixed groove plate 58, a sliding strip block 59, an arc-shaped clamping plate 510 and a fixed bolt 511, wherein the two electric push rods 51 are fixedly connected to a base 1 through bolts and symmetrically installed, the electric push rods 51 are used for providing power, the top ends of the two electric push rods 51 are welded with the top moving plate 52 together, the top moving plate 52 is welded with the two fixed wedge-shaped strips 53, the base 1 is welded with the two L-shaped supporting plates 54 and symmetrically installed, the U-shaped sliding rod 55 is slidably arranged on the L-shaped supporting plate 54, the extrusion spring 57 is connected between the L-shaped supporting plate 54 and the U-shaped sliding rod 55, the fixed guide post 56 is welded on the L-shaped supporting plate 54, the fixed guide post 56 is slidably connected with the U-shaped sliding rod 55 and penetrates through the extrusion spring 57, two fixed groove plates 58 are welded on the U-shaped sliding rod 55, the sliding strip block 59 is slidably arranged on the fixed groove plates 58, the arc-shaped clamping plates 510 are commonly welded on the two sliding strip blocks 59, the arc-shaped clamping plates 510 are used for fixing a plastic bottle, the fixed bolts 511 are welded on the sliding strip blocks 59, and the fixed bolts 511 are in contact with the fixed wedge-shaped strips 53.
The inflation detection assembly 6 comprises a fixed support 61, an air pump 62, a limit supporting rod 63, an inflation telescopic hose 64, a fixed hollow tube 65, a fixed ring seat 66, a fixed supporting cylinder 67, a compression spring 68, an annular pressure gauge 69 and a tightness detector 610, wherein the fixed support 61 is welded on one trapezoid board 4, the air pump 62 is fixedly connected to the fixed support 61 through bolts, the air pump 62 is used for outputting pressure air, the limit supporting rod 63 is welded on the top moving board 52, the inflation telescopic hose 64 is fixedly installed on the air pump 62, the inflation telescopic hose 64 penetrates through the fixed support 61 and the limit supporting rod 63, the fixed hollow tube 65 is fixedly installed on the top moving board 52, the fixed hollow tube 65 is used for injecting pressure air into a bottle mouth, the fixed hollow tube 65 is communicated with the inflation telescopic hose 64, the fixed hollow tube 65 is slidably installed on the fixed hollow tube 65, the compression spring 68 is connected between the top moving board 52 and the fixed ring seat 66, the two fixed supporting cylinders 67 are welded at the bottom of the top moving board 52 and are symmetrically installed, the supporting cylinder and the fixed ring seat 66 are fixedly connected, the annular pressure gauge 69 is fixedly installed on the fixed hollow tube 65, the annular pressure gauge 69 is used for detecting the pressure gauge 69, the inner pressure of the bottle is used for detecting the pressure of the bottle, the inner pressure detector is used for detecting the pressure of the trapezoid board, the bottle is in the bottle, the inner 610 is sealed by the value, and the value is 610 is sealed by the sealing detector.
Working principle: in the actual operation process, an operator places the plastic bottle to be detected on the rotary supporting net frame 3, opens the valve of the air pump 62, air is transported from the air telescopic hose 64 to the fixed hollow tube 65, then the operator starts the electric push rod 51 to move downwards, the electric push rod 51 drives the top moving plate 52 to move downwards, the top moving plate 52 moves downwards to drive the fixed wedge-shaped strip 53 to move downwards, the fixed wedge-shaped strip 53 can push the fixed bolt 511 to move towards the direction close to the plastic bottle, the fixed bolt 511 moves towards the direction close to the plastic bottle to drive the U-shaped sliding rod 55 to move towards the direction close to the plastic bottle, the U-shaped sliding rod 55 moves towards the direction close to the plastic bottle to drive the arc-shaped clamping plates 510 to move towards the direction close to the plastic bottle until the two arc-shaped clamping plates 510 move to clamp the plastic bottle, simultaneously, the top movable plate 52 moves downwards to drive the inflatable flexible hose 64, the fixed hollow pipe 65, the fixed ring seat 66, the fixed support cylinder 67, the compression spring 68 and the annular pressure gauge 69 to move downwards together, the compression spring 68 is in a compressed state, the fixed hollow pipe 65 moves downwards to be in contact with the bottle mouth of the plastic bottle, gas can be injected into the plastic bottle from the fixed hollow pipe 65, the fixed ring seat 66 moves downwards to plug the bottle mouth of the plastic bottle, the gas is injected into the plastic bottle, the air pressure in the plastic bottle can be detected by the annular pressure gauge 69, then the annular pressure gauge 69 displays the air pressure value on the tightness detector 610, and an operator can judge whether the plastic bottle leaks according to the air pressure value displayed on the tightness detector 610 so as to achieve the function of tightness detection on the plastic bottle.
Example 2
On the basis of embodiment 1, as shown in fig. 7-10, the anti-collapse mechanism 7 further comprises an anti-collapse mechanism 7, wherein the anti-collapse mechanism 7 comprises a fixed slotted plate 71, a fixed guide cylinder 72, a support spring 73, a sliding support plate 74 and a cross limiting strip 75, the fixed slotted plate 71 is welded on the trapezoid plate 4, the fixed guide cylinder 72 is welded on the trapezoid plate 4, the sliding support plate 74 is installed on the fixed guide cylinder 72 in a sliding manner, the sliding support plate 74 is located under the top moving plate 52, the sliding support plate 74 is in contact with the fixed support cylinder 67, a support spring 73 is connected between the sliding support plate 74 and the trapezoid plate 4, two cross limiting strips 75 are welded on the sliding support plate 74, the cross limiting strips 75 are used for limiting the sliding support plate 74 to swing left and right, and the cross limiting strips 75 are in contact with the fixed slotted plate 71.
The bottom rotating mechanism 8 comprises a fixed screw 81, a fixed seat 82, a ball bearing 83, a rotating nut member 84, a fixed hollow rod 85, a pinion 86, a rotating shaft 87, a large gear 88 and a pentagonal connecting seat 89, wherein the fixed screw 81 is fixedly arranged at the bottom of the top moving plate 52, the fixed seat 82 is fixedly arranged on the L-shaped supporting plate 54, the ball bearing 83 is rotatably arranged in the fixed seat 82, the rotating nut member 84 is arranged in the ball bearing 83 through a bearing, the fixed hollow rod 85 is rotatably arranged on the base 1, the fixed hollow rod 85 is fixedly connected with the rotating nut member 84, the bottom end of the fixed hollow rod 85 is provided with the pinion 86 through a flat key, the pinion 86 is positioned under the rotating nut member 84, the rotating shaft 87 is rotatably arranged on the base 1, the large gear 88 is meshed with the pinion 86 through the flat key, the pentagonal connecting seat 89 is arranged on the rotating shaft 87, the pentagonal connecting seat 89 is positioned right above the large gear 88, and the pentagonal connecting seat 89 is fixedly connected with the rotating support net frame 3.
The swinging mechanism 9 comprises a fixed compression bar 91, a swinging groove rod 92 and a torsion spring 93, wherein the bottom of the top moving plate 52 is welded with the two fixed compression bars 91, the swinging groove rod 92 is installed on the sliding bar 59 in a sliding mode, the swinging groove rod 92 is located right below the fixed compression bar 91, the fixed bolt 511 is rotationally connected with the swinging groove rod 92, and the torsion spring 93 is connected between the swinging groove rod 92 and the U-shaped sliding rod 55.
The bottle mouth sealing assembly 11 comprises a bottle mouth sealing assembly 11, wherein the bottle mouth sealing assembly 11 comprises a vertical slotted plate 111, sliding bars 112 and a sealing ring 113, two vertical slotted plates 111 are welded on the top moving plate 52, two sliding bars 112 are connected to the fixed ring seat 66 in a sliding mode, the sliding bars 112 are connected with the vertical slotted plates 111 in a sliding mode, the sealing ring 113 is welded on the sliding bars 112, and the sealing ring 113 is used for sealing a bottle mouth.
When the fixed hollow tube 65 moves downwards to be in contact with the bottle mouth of the plastic bottle, the fixed support cylinder 67 moves downwards to drive the sliding support plate 74 to move downwards, so that the support spring 73 is in a compressed state, the sliding support plate 74 moves downwards to drive the cross limiting strip 75 to move downwards, the cross limiting strip 75 moves downwards to be in contact with the other end of the groove of the fixed slotted plate 71, the fixed slotted plate 71 can limit the sliding support plate 74 to move downwards continuously, and the sliding support plate 74 does not move continuously any more to enable the fixed support cylinder 67 and the fixed ring seat 66 to move continuously any more, so that the fixed ring seat 66 is prevented from moving downwards continuously to collapse the plastic bottle.
The top movable plate 52 moves downwards to drive the fixed screw 81 to move downwards, the fixed screw 81 moves downwards to be in contact with the rotary nut piece 84, the fixed screw 81 drives the rotary nut piece 84 to rotate, the rotary nut piece 84 rotates to drive the fixed hollow rod 85 to rotate, the fixed hollow rod 85 rotates to drive the pinion 86 to rotate, the pinion 86 rotates to drive the large gear 88 to rotate, the large gear 88 rotates to drive the rotating shaft 87 to rotate, the rotating shaft 87 rotates to drive the pentagonal connecting seat 89 and the rotary support net rack 3 to rotate, the rotary support net rack 3 slightly rotates, so that when a plastic bottle is detected, the part of the plastic bottle blocked by the rotary support net rack 3 is exposed, and whether air leakage exists in the part blocked by the rotary support net rack 3 before the bottom of the plastic bottle is detected better, thereby achieving the function of avoiding missing detection of the bottom of the plastic bottle.
The top movable plate 52 moves downwards to drive the fixed compression bar 91 to move downwards, the fixed compression bar 91 moves downwards to be in contact with the swing groove rod 92, the fixed compression bar 91 can push one end of the swing groove rod 92 to swing downwards, the other end of the swing groove rod 92 swings upwards to drive the sliding bar 59 to move upwards for a distance, the torsion spring 93 has torsion, the sliding bar 59 slides upwards for a distance to drive the arc clamping plate 510 to move upwards for a distance, the place blocked by the arc clamping plate 510 before the plastic bottle is exposed, and accordingly whether air leakage exists in the place blocked by the arc clamping plate 510 before the side surface of the plastic bottle is detected better, the side surface of the plastic bottle is prevented from leaking and detecting, and the tightness detection accuracy of the plastic bottle is improved.
The top movable plate 52 moves downwards to drive two vertical slotted plates 111 to move downwards, the two vertical slotted plates 111 move downwards to drive two sliding bar rods 112 to draw together inwards, the two sliding bar rods 112 draw together to drive two sealing rings 113 to seal a plastic bottle opening, so that the problem that bottle opening leakage influences the detection accuracy of the sealing property of the plastic bottle can be further avoided, when the electric push rod 51 moves upwards, the top movable plate 52 resets under the action of the extrusion spring 57, the top movable plate 52 drives the inflatable flexible tube 64, the fixed hollow tube 65, the fixed ring seat 66, the fixed screw 81, the fixed support cylinder 67 and the annular pressure gauge 69 together move upwards to reset, the U-shaped sliding rod 55 resets under the action of the extrusion spring 57, the swinging groove rod 92 resets under the action of the torsion spring 93, the sliding support plate 74 resets under the action of the support spring 73, the fixed screw 81 moves upwards to reset to drive the rotary nut member 84 and the fixed hollow rod 85 to rotate to reset, the fixed hollow rod 85 rotates to reset to drive the pinion 86, the large gear 88 and the pentagonal connecting seat 89 to rotate to reset, and the pentagonal connecting seat rotates to rotate to reset the pentagonal connecting seat 3 to reset. After the plastic bottle tightness is detected, the operator closes the valve of the air pump 62 and closes the electric push rod 51.
The foregoing examples have shown only the preferred embodiments of the invention, which are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that modifications, improvements and substitutions can be made by those skilled in the art without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (7)
1. The utility model provides a leakproofness detection device is used in plastic bottle production, a serial communication port, including base (1), place seat (2), rotatory support rack (3), trapezoidal board (4), lift clamping assembly (5) and aerify detection assembly (6), fixed mounting has on base (1) and places seat (2), place seat (2) rotation type and install rotatory support rack (3), fixed mounting has two trapezoidal boards (4) and be symmetrical installation on base (1), be equipped with on trapezoidal board (4) and go up and down clamping assembly (5), be equipped with on trapezoidal board (4) and aerify detection assembly (6), go up and down clamping assembly (5) and aerify detection assembly (6) and mutually support.
2. The tightness detection device for plastic bottle production according to claim 1, wherein the lifting clamping assembly (5) comprises an electric push rod (51), a top moving plate (52), a fixed wedge-shaped strip (53), an L-shaped supporting plate (54), a U-shaped sliding rod (55), a fixed guide post (56), a pressing spring (57), a fixed groove plate (58), a sliding strip block (59), an arc clamping plate (510) and a fixed bolt (511), wherein the two electric push rods (51) are fixedly arranged on a base (1) and symmetrically arranged, the top moving plate (52) is fixedly arranged at the top ends of the two electric push rods (51), the two fixed wedge-shaped strips (53) are fixedly arranged on the top moving plate (52), the two L-shaped supporting plates (54) are fixedly arranged on the base (1) and symmetrically arranged, the U-shaped sliding rod (55) is slidably arranged on the L-shaped supporting plate (54), the pressing spring (57) is connected between the L-shaped supporting plate (54) and the U-shaped sliding rod (55), the fixed guide post (56) is fixedly arranged on the L-shaped supporting plate (54), the fixed guide post (56) is fixedly arranged on the fixed guide post (56), the fixed guide post (56) is connected with the U-shaped sliding rod (55) in a way, and the fixed groove (55) is fixedly arranged on the U-shaped sliding rod (55), the fixed groove plates (58) are provided with sliding strip blocks (59) in a sliding mode, the two sliding strip blocks (59) are fixedly provided with arc-shaped clamping plates (510) together, the sliding strip blocks (59) are fixedly provided with fixed bolts (511), and the fixed bolts (511) are contacted with the fixed wedge-shaped strips (53).
3. The tightness detection device for plastic bottle production according to claim 2, wherein the inflation detection assembly (6) comprises a fixed support (61), an air pump (62), a limit strut (63), an inflation telescopic hose (64), a fixed hollow tube (65), a fixed ring seat (66), a fixed support cylinder (67), a compression spring (68), an annular pressure gauge (69) and a tightness detector (610), wherein the fixed support (61) is fixedly arranged on one trapezoid plate (4), the air pump (62) is fixedly arranged on the fixed support (61), the limit strut (63) is fixedly arranged on the top movable plate (52), the inflation telescopic hose (64) is fixedly arranged on the air pump (62), the inflation telescopic hose (64) penetrates through the fixed support (61) and the limit strut (63), the fixed hollow tube (65) is fixedly arranged on the top movable plate (52), the fixed hollow tube (65) is communicated with the inflation telescopic hose (64), the fixed ring seat (66) is slidably arranged on the fixed hollow tube (65), the compression spring (68) is connected between the top movable plate (52) and the fixed ring seat (66), the top movable plate (52) is fixedly arranged on the fixed support cylinder (67), the bottom of the fixed support cylinder seat (66) is fixedly connected with the fixed support cylinder (67), an annular pressure gauge (69) is fixedly arranged on the fixed hollow pipe (65), and a tightness detector (610) is fixedly arranged on the other trapezoid plate (4).
4. The tightness detection device for plastic bottle production according to claim 3, further comprising an anti-collapse mechanism (7), wherein the anti-collapse mechanism (7) comprises a fixed slotted plate (71), a fixed guide cylinder (72), a support spring (73), a sliding support plate (74) and a cross limiting bar (75), the fixed slotted plate (71) is fixedly installed on the trapezoid plate (4), the fixed guide cylinder (72) is fixedly installed on the trapezoid plate (4), the sliding support plate (74) is slidably installed on the fixed guide cylinder (72), the sliding support plate (74) is in contact with the fixed support cylinder (67), the support spring (73) is connected between the sliding support plate (74) and the trapezoid plate (4), the two cross limiting bars (75) are fixedly installed on the sliding support plate (74), and the cross limiting bar (75) is in contact with the fixed slotted plate (71).
5. The tightness detection device for plastic bottle production according to claim 4, further comprising a bottom rotating mechanism (8), wherein the bottom rotating mechanism (8) comprises a fixed screw (81), a fixed seat (82), a ball bearing (83), a rotating nut member (84), a fixed hollow rod (85), a pinion (86), a rotating shaft (87), a large gear (88) and a pentagonal connecting seat (89), the fixed screw (81) is fixedly arranged at the bottom of the top moving plate (52), the fixed seat (82) is fixedly arranged on the L-shaped supporting plate (54), the ball bearing (83) is rotatably arranged in the fixed seat (82), the rotating nut member (84) is fixedly arranged in the ball bearing (83), the fixed hollow rod (85) is fixedly connected with the rotating nut member (84) on the base (1), the small gear (86) is fixedly arranged at the bottom end of the fixed hollow rod (85), the large gear (88) is fixedly arranged on the rotating shaft (87), the large gear (88) is meshed with the small gear (86), the pentagonal connecting seat (89) is fixedly arranged on the rotating shaft (1), the pentagonal connecting seat (89) is fixedly connected with the rotary supporting net rack (3).
6. The tightness detection device for plastic bottle production according to claim 5, further comprising a swinging mechanism (9), wherein the swinging mechanism (9) comprises a fixed pressing rod (91), a swinging groove rod (92) and a torsion spring (93), two fixed pressing rods (91) are fixedly arranged at the bottom of the top moving plate (52), the swinging groove rod (92) is slidably arranged on the sliding bar (59), the fixed bolt (511) is rotatably connected with the swinging groove rod (92), and the torsion spring (93) is connected between the swinging groove rod (92) and the U-shaped sliding rod (55).
7. The tightness detection device for plastic bottle production according to claim 6, further comprising a bottle opening sealing assembly (11), wherein the bottle opening sealing assembly (11) comprises a vertical slotted plate (111), sliding bars (112) and a sealing ring (113), two vertical slotted plates (111) are fixedly installed on the top moving plate (52), two sliding bars (112) are slidingly connected on the fixed ring seat (66), and the sliding bars (112) are slidingly connected with the vertical slotted plates (111), and the sealing ring (113) is fixedly installed on the sliding bars (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310670857.3A CN116642647A (en) | 2023-06-07 | 2023-06-07 | Tightness detection device is used in plastic bottle production |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310670857.3A CN116642647A (en) | 2023-06-07 | 2023-06-07 | Tightness detection device is used in plastic bottle production |
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| CN116642647A true CN116642647A (en) | 2023-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310670857.3A Pending CN116642647A (en) | 2023-06-07 | 2023-06-07 | Tightness detection device is used in plastic bottle production |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117030134A (en) * | 2023-10-08 | 2023-11-10 | 广东冠鸿智能装备有限公司 | Bottle sealing detection device and detection method thereof |
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2023
- 2023-06-07 CN CN202310670857.3A patent/CN116642647A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117030134A (en) * | 2023-10-08 | 2023-11-10 | 广东冠鸿智能装备有限公司 | Bottle sealing detection device and detection method thereof |
| CN117030134B (en) * | 2023-10-08 | 2024-04-05 | 广东冠鸿智能装备有限公司 | Bottle sealing detection device and detection method thereof |
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