CN106468532B - A kind of aluminum plastic film scour hole depth measuring device and its measurement method - Google Patents
A kind of aluminum plastic film scour hole depth measuring device and its measurement method Download PDFInfo
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- CN106468532B CN106468532B CN201610887206.XA CN201610887206A CN106468532B CN 106468532 B CN106468532 B CN 106468532B CN 201610887206 A CN201610887206 A CN 201610887206A CN 106468532 B CN106468532 B CN 106468532B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/18—Measuring arrangements characterised by the use of mechanical techniques for measuring depth
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Abstract
The present invention relates to a kind of lithium battery aluminum-plastic films to rush hole technology, more particularly, to a kind of aluminum plastic film scour hole depth measuring device and its measurement method.Aluminum plastic film scour hole depth measuring device, including calibrator platform and thickness measuring ruler, die hole corresponding with aluminum plastic film punching hole is provided on calibrator platform, calibrator platform base slidably connects the positioning rule for fixing aluminum plastic film, and thickness measuring ruler includes the transparent main scale for being fixed on die hole edge, is provided with accommodating chamber at transparent main scale axis, auxiliary scale is slidably connected in accommodating chamber, air pump is provided at the top of transparent main scale, air pump is connected to by tracheae with accommodating chamber, and auxiliary scale bottom is provided with conflict head；Air flue is provided through at the axis of auxiliary scale and conflict head, air flue is provided with buffering pneumatic cushion at conflict head bottom margin, contradicts head side and is provided with several gas vents, gas vent is connected with air flue.The present invention, which has, can be realized multimetering, improves measurement accuracy, reduces the beneficial effects such as measurement error.
Description
Technical field
The present invention relates to a kind of lithium battery aluminum-plastic films to rush hole technology, sets more particularly, to a kind of aluminum plastic film scour hole depth measurement
Standby and its measurement method.
Background technique
Polymer lithium ion battery cell needs to rush aluminum plastic film according to the corresponding mold model of fuse in production at present
Hole；It goes out and meets the band hole aluminum plastic film that technique requires depth, so that subsequent fuse is placed in hole carries out top side seal.In reality
In production, the depth in the hole that needs to liquidate is monitored, to reach design requirement.Hole is deep too shallow, and fuse is put into rear top side seal meeting
It crumples, seal and do not live；Hole is deep too deep, and four weekly assembly of battery core collapses to form bad order after being made into battery core, and serious person will lead to aluminum plastic film
Drawing crack causes product to fail in use, so scour hole depth is a very important control parameter for production.
Liquidate cheat depth measurement when, at present industry using vernier caliper liquidate hole after, hole two corner depth carry out
Measurement for other two pull degree, is even cheated the depth at intermediate position and is all unable to measure；Us be will lead in this way to hole four
In week, especially most important hole centre site depth can not be grasped (can only be by predicting to cheat after two corner depth measurements of measurement
Intermediate depth), it will lead to our products in this way in subsequent job it is possible that potential hidden danger possibly even leads to product
Occur great abnormal and fails.
Summary of the invention
Primarily directed to the above problem, provide one kind can be realized multimetering, improves measurement accuracy, reduces and survey the present invention
Measure the aluminum plastic film scour hole depth measuring device and its measurement method of error.
The purpose of the present invention is mainly to be achieved by following proposal: a kind of aluminum plastic film scour hole depth measuring device,
Including calibrator platform and thickness measuring ruler, die hole corresponding with aluminum plastic film punching hole, calibrator platform bottom are provided on calibrator platform
Face slidably connects the positioning rule for fixing aluminum plastic film, and thickness measuring ruler includes the transparent main scale for being fixed on die hole edge, transparent master
It is provided with accommodating chamber at ruler axis, auxiliary scale is slidably connected in accommodating chamber, is provided with air pump at the top of transparent main scale, air pump passes through gas
Pipe is connected to accommodating chamber, and auxiliary scale bottom is provided with conflict head；It is provided through air flue at the axis of auxiliary scale and conflict head, air flue leans on
Close contradict is provided with buffering pneumatic cushion at head bottom margin, contradict head side and be provided with several gas vents, gas vent and air flue phase
Connection.The aluminum plastic film that punching hole is completed is fixed on calibrator platform base by positioning rule, corresponds to thickness measuring ruler required vertically
The position of measurement, after being measured using thickness measuring ruler, can by the position of running fix ruler, to adjust the position of aluminum plastic film,
And then can be realized multimetering, guarantee the measurement accuracy in entire punching hole.Accommodating chamber is set inside transparent main scale, and accommodating chamber is not only
It can be slided for auxiliary scale, and be filled with gas into accommodating chamber using air pump, increase air pressure in accommodating chamber, using in accommodating chamber
Air pressure push auxiliary scale sliding, guarantee that auxiliary scale Impact direction is parallel to the axis direction and moving direction of auxiliary scale always, avoid pair
In measurement axial dipole field occurs for ruler, reduces error.Most of gas and air pressure push auxiliary scale to move down, and small portion of gas
Enter auxiliary scale by air flue and positioned at the conflict head of auxiliary scale bottom, this portion gas pushes buffering pneumatic cushion expansion to become larger and protrude from
Contradict head surface.With the decline for contradicting head, the buffering pneumatic cushion after expansion preferentially rushes hole bottom surface with aluminum plastic film and contacts, with conflict
Head continues to decline, and buffering pneumatic cushion, which is gradually pressed into, to be contradicted in head, and in this process, buffering pneumatic cushion plays buffer function, drop
It the time and dynamics that low and slow formed punch is contacted with aluminum plastic film, avoids causing crushing to aluminum plastic film.When buffering pneumatic cushion is pressed into conflict head
Afterwards, the gas in air flue can be discharged to contact outer by gas vent, contacted until contradicting head and rushing hole bottom surface with aluminum plastic film,
Air pump is closed, and auxiliary scale and conflict head stopping move down.The size of auxiliary scale decline is observed to measure the depth in punching hole.In whole process,
Auxiliary scale Impact direction is uniform, avoids auxiliary scale axis offset, reduces error.
Preferably, being provided with the sealing sliding sleeve being bonded with receiving cavity wall at the top of the auxiliary scale, the axis of sliding sleeve is sealed
Air hole is provided at line, air hole is coaxially connected with air flue, and air hole is in truncated cone-shaped, and the basal diameter and air flue of air hole are straight
Diameter is identical, and the diameter of air hole is sequentially reduced from the bottom to top.The sealing sliding sleeve being bonded with receiving cavity wall is provided at the top of auxiliary scale,
Sealing sliding sleeve can guarantee the leakproofness between auxiliary scale and accommodating chamber, guarantee that the high pressure gas in accommodating chamber can push auxiliary scale to move
It is dynamic, while auxiliary scale can be reduced and accommodate the contact area of cavity wall, rubbing between accommodating chamber side wall when reducing auxiliary scale sliding
Wipe power.It seals and is provided with air hole at the axis of sliding sleeve, air hole is coaxially connected with air flue, and guarantee section gas can be by saturating
Stomata enters air flue.Air hole is in truncated cone-shaped, and the basal diameter of air hole is identical as airway diameter, the diameter of air hole by down toward
On be sequentially reduced, i.e. the diameter of air hole upper end is small, lower end diameter is big, guarantees that most of gas is used to push pair in accommodating chamber
Ruler is mobile, and very small part gas is able to enter air hole, into air hole after increase with vent diameter, gas pressure
Reduce, can reduce using the air hole of truncated cone-shaped into the gas pressure in air flue.
Preferably, the conflict head includes bulb and connecting column, for bulb in spherical, bulb passes through connecting column and secondary
Ruler is threadedly coupled, and air flue runs through connecting column and bulb.Contradicting head includes bulb and connecting column, and bulb is domed in spherical
The contact area that bulb is rushed with aluminum plastic film when hole bottom surface contacts is small, and aluminum plastic film punching hole bottom surface injustice is avoided to cause auxiliary scale axis inclined
It moves, is effectively reduced measurement error.Bulb is threadedly coupled by connecting column with auxiliary scale, i.e., the distance between bulb and auxiliary scale can
The connecting column being connected through a screw thread is adjusted, and after thickness measuring ruler uses certain number, can adjust ball by rotating ballhead
Head position, and then realize auxiliary scale calibration.
Preferably, axially spaced-apart is provided with several buffering boss on the connection column wall, it is located in the middle slow
The thickness for rushing boss is greater than the thickness for being located at the buffering boss of upper and lower ends and thickness is gradually reduced from centre to upper and lower ends.Even
It connects axially spaced-apart on column wall and is provided with several buffering boss, when the gas inside auxiliary scale enters at connecting column, buffer convex
Platform can change the bore of air flue, and using buffering boss to gas buffer, the thickness for being located in the middle buffering boss, which is greater than, to be located at
The thickness and thickness of the buffering boss of upper and lower ends are gradually reduced from centre to upper and lower ends, when gas is successively more next by bore
After smaller buffering boss, air pressure is effectively reduced；After successively passing through the increasing buffering boss of bore again, air pressure
It can be stablized, guarantee that the air pressure for entering the gas for contradicting head is effectively reduced and is stablized.
Preferably, the gas vent inclination forms upper outlet through head, the same gas vent is contradicted on contradicting head
Hole and lower production well, the inclined direction of gas vent and the axis direction angle for contradicting head are acute angle, gas vent by intercommunicating pore with
Air flue is connected, and the axis of intercommunicating pore is vertical with exhaust axially bored line.Gas vent inclination through contradict head, the inclined direction of gas vent with
The axis direction angle for contradicting head is acute angle, and the same gas vent forms upper venthole and lower production well on contradicting head, it is lower go out
Stomata can rush hole bottom surface purging to aluminum plastic film, especially purge, will blow to the contact position for contradicting head and aluminum plastic film punching hole bottom surface
Dirt blows off, and avoiding conflict head and aluminum plastic film punching from cheating between bottom surface, there are dusts, reduces measurement error.Gas vent by intercommunicating pore with
Air flue is connected, and the axis of intercommunicating pore is vertical with exhaust axially bored line, i.e. the axis of intercommunicating pore and air flue axis is at an acute angle, in air flue
Gas preferentially turnes down to buffering pneumatic cushion, then enters intercommunicating pore and gas vent from bottom to top, guarantees that buffering pneumatic cushion preferentially expands.
Preferably, being provided with flexible guiding set above intercommunicating pore and air flue junction, the section of flexible guiding set is in
Class U-typed is provided with gas port at the axis of flexible guiding set, and the outer end of flexible guiding set is fixedly linked with air flue side wall,
The side wall length of flexible guiding set is more than or equal to the diameter of intercommunicating pore.Flexible lead is arranged in intercommunicating pore and the top of air flue junction
To set, the section of flexible guiding set is in class U-typed, and the gas in air flue passes through the guiding of flexible guiding set, by gas port after
Continuous to be filled with downwards, the flexible guiding set of class U-typed can be depressured to gas buffer and pressure stabilizing.The side wall length of flexible guiding set is big
In the diameter for being equal to intercommunicating pore, when gas is from top to bottom filled with, gas can be oriented to by flexible guiding set, make gas to axis
Direction is concentrated, and the side wall of flexible guiding set is recycled to block the junction of intercommunicating pore and air flue, guarantees that gas is preferentially filled to buffering
Air cushion.And when buffering pneumatic cushion is compressed, the guiding that gas from bottom to top can be covered by flexible guiding preferentially enters connection
Hole discharge.
Preferably, buffering pneumatic cushion is in cambered surface, it is provided with conflict pad at the axis of buffering pneumatic cushion, contradicts the radian and thickness of pad
Degree is respectively less than buffering pneumatic cushion.Buffering pneumatic cushion is in cambered surface, when gas is filled to buffering pneumatic cushion, buffering pneumatic cushion can by gas pressure to
Axis direction guiding is concentrated, and conflict pad is provided at the axis of buffering pneumatic cushion, and the radian and thickness for contradicting pad, which are respectively less than, buffers gas
Pad, i.e. pressure will can be contradicted preferentially after concentrating to axis direction and pad swell, contradicted pad and preferentially contacted with aluminum plastic film, play buffering
Effect, after conflict pad is driven plain, buffering pneumatic cushion is contacted with aluminum plastic film again, further increases buffer function.
Preferably, being provided with scale slot on transparent main scale.
A kind of a kind of such as above-mentioned measurement method of aluminum plastic film scour hole depth measuring device, steps are as follows: 1) completing punching hole
Aluminum plastic film be fixed on calibrator platform base, keep die hole on calibrator platform and thickness measuring ruler corresponding at punching, using fixed
Aluminum plastic film is fixed on calibrator platform base by position ruler；2) contact aluminum plastic film punching hole bottom surface, observation are moved downward to by auxiliary scale
The scale of auxiliary scale decline, as scour hole depth；3) by the sliding of positioning rule, plastic-aluminum film location can be adjusted, realizes that multiple spot is surveyed
Amount.
Preferably, opening air pump in step 2, air pump is poured gas by tracheae in the accommodating chamber of transparent main scale, is held
Intracavitary air pressure of receiving increases, and auxiliary scale is pushed to move into undershoot hole；While air-flow pushes auxiliary scale mobile, there is portion gas to pass through
Air flue enters auxiliary scale and contradicts at head, makes buffering pneumatic cushion dilatancy and protrudes from conflict head surface；Buffering pneumatic cushion and aluminum plastic film
Buffer function is played after the bottom surface contact in punching hole, with head decline is contradicted, buffering pneumatic cushion, which is pressed into, to be contradicted in head, the gas in air flue
Body is discharged by gas vent, avoids contradicting head excessive compression aluminum plastic film.
Therefore, a kind of aluminum plastic film scour hole depth measuring device of the invention and its measurement method have following advantages: transparent
Accommodating chamber is set inside main scale, and accommodating chamber can not only be slided for auxiliary scale, and gas is filled with into accommodating chamber using air pump, be made
Air pressure increases in accommodating chamber, pushes auxiliary scale to slide using the air pressure in accommodating chamber, guarantees that auxiliary scale Impact direction is parallel to pair always
The axis direction and moving direction of ruler avoid auxiliary scale that axial dipole field occurs in measurement, reduce error.Most of gas and air pressure
Auxiliary scale is pushed to move down, and small portion of gas by air flue enters auxiliary scale and positioned at the conflict head of auxiliary scale bottom, this part gas
Body pushes buffering pneumatic cushion expansion to become larger and protrude from conflict head surface.With the decline for contradicting head, the buffering pneumatic cushion after expansion is excellent
Hole bottom surface is first rushed with aluminum plastic film to contact, continues to decline with conflict head, and buffering pneumatic cushion, which is gradually pressed into, to be contradicted in head, at this
In the process, buffering pneumatic cushion plays buffer function, reduces time and dynamics that buffer head is contacted with aluminum plastic film, avoids making aluminum plastic film
At crushing.After buffering pneumatic cushion, which is pressed into, contradicts head, the gas in air flue can be discharged to contact outer, directly by gas vent
It is contacted to head is contradicted with aluminum plastic film punching hole bottom surface, air pump is closed, and auxiliary scale stops moving down with head is contradicted.Observe the size of auxiliary scale decline
To measure the depth in punching hole.In whole process, auxiliary scale Impact direction is uniform, avoids auxiliary scale axis offset, reduces error.
Detailed description of the invention
Attached drawing 1 is a kind of structural schematic diagram of the invention；
Attached drawing 2 is the cross-section cutaway view of auxiliary scale in the present invention；
Attached drawing 3 is partial enlarged view at A in attached drawing 2；
Attached drawing 4 is that A is in partial enlarged view when being filled with gas in attached drawing 2；
Attached drawing 5 is that the structural schematic diagram of head in example 2 is contradicted in the present invention.
It illustrates: 1- calibrator platform, 2- positioning rule, 3- aluminum plastic film, the transparent main scale of 4-, 5- auxiliary scale, 6- air pump, 7- gas
Pipe, 8- scale slot, 9- contradict head, and 10- seals sliding sleeve, 11- air hole, 12- air flue, 13- connecting column, 14- bulb, 15- buffering
Air cushion, 16- contradict pad, 17- gas vent, 18- intercommunicating pore, the upper venthole of 19-, 20- lower production well, 21- accommodating chamber, 22- buffering
Boss, 23- flexible guiding set, 24- gas port.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment 1: as shown in Figure 1,2,3, 4, a kind of aluminum plastic film scour hole depth measuring device, including 1 He of calibrator platform
Thickness measuring ruler is provided on calibrator platform and rushes the corresponding die hole in hole with aluminum plastic film 3, and calibrator platform base is slidably connected useful
In the positioning rule 2 of fixed aluminum plastic film, thickness measuring ruler includes the transparent main scale 4 for being fixed on die hole edge, is arranged at transparent main scale axis
There is accommodating chamber 21, auxiliary scale 5 is slidably connected in accommodating chamber, air pump 6 is provided at the top of transparent main scale, air pump is by tracheae 7 and holds
Chamber of receiving connection, auxiliary scale bottom, which is provided with, contradicts head 9；It is provided through air flue 12 at the axis of auxiliary scale and conflict head, air flue is close
It contradicts and is provided with buffering pneumatic cushion 15 at head bottom margin, contradict head side and be provided with several gas vents 17, gas vent and air flue
It is connected.The sealing sliding sleeve 10 being bonded with receiving cavity wall is provided at the top of auxiliary scale, seal be provided at the axis of sliding sleeve it is ventilative
Hole 11, air hole are coaxially connected with air flue, and air hole is in truncated cone-shaped, and the basal diameter of air hole is identical as airway diameter, breathe freely
The diameter in hole is sequentially reduced from the bottom to top.Contradicting head includes bulb 14 and connecting column 13, and for bulb in spherical, bulb passes through connection
Column is threadedly coupled with auxiliary scale, and air flue runs through connecting column and bulb.Gas vent inclination is being contradicted through head, the same gas vent is contradicted
Upper venthole 19 and lower production well 20 are formed on head, the inclined direction of gas vent and the axis direction angle for contradicting head are acute angle,
Gas vent is connected by intercommunicating pore 18 with air flue, and the axis of intercommunicating pore is vertical with exhaust axially bored line.Buffering pneumatic cushion is in cambered surface, buffering
It is provided at the axis of air cushion and contradicts pad 16, the radian and thickness for contradicting pad are respectively less than buffering pneumatic cushion.It is provided on transparent main scale
Scale slot 8.
The measuring process of above-mentioned aluminum plastic film scour hole depth measuring device is as follows: 1) aluminum plastic film that punching hole is completed being fixed on survey
Thick instrument platform base is corresponded to die hole and thickness measuring ruler on calibrator platform at punching, is fixed aluminum plastic film using positioning rule
In calibrator platform base；2) contact aluminum plastic film punching hole bottom surface is moved downward to by auxiliary scale, observes the scale of auxiliary scale decline, i.e.,
For scour hole depth；3) by the sliding of positioning rule, plastic-aluminum film location can be adjusted, realizes multimetering.Wherein beaten in step 2
Open air pump, air pump is poured gas by tracheae in the accommodating chamber of transparent main scale, and air pressure in accommodating chamber increases, push auxiliary scale to
It is mobile in undershoot hole；While air-flow pushes auxiliary scale mobile, there is portion gas to enter auxiliary scale by air flue and contradict at head, make to delay
Qi of chong channel ascending adversely pad dilatancy simultaneously protrudes from conflict head surface；Buffering pneumatic cushion plays buffering after contacting with the bottom surface in aluminum plastic film punching hole and makees
With with head decline is contradicted, buffering pneumatic cushion, which is pressed into, to be contradicted in head, and the gas in air flue is discharged by gas vent, avoids contradicting head
Excessive compression aluminum plastic film.
The aluminum plastic film that punching hole is completed is fixed on calibrator platform base by positioning rule, corresponds to thickness measuring ruler in institute vertically
It the position that need to be measured can be by the position of running fix ruler, to adjust the position of aluminum plastic film after being measured using thickness measuring ruler
It sets, and then can be realized multimetering, guarantee the measurement accuracy in entire punching hole.Accommodating chamber, accommodating chamber are set inside transparent main scale
It can not only be slided for auxiliary scale, and be filled with gas into accommodating chamber using air pump, increased air pressure in accommodating chamber, utilize receiving
Intracavitary air pressure pushes auxiliary scale sliding, guarantees that auxiliary scale Impact direction is parallel to the axis direction and moving direction of auxiliary scale always, keeps away
Exempt from auxiliary scale and axial dipole field occurs in measurement, reduces error.Most of gas and air pressure push auxiliary scale to move down, and fraction
Gas enters auxiliary scale by air flue and positioned at the conflict head of auxiliary scale bottom, this portion gas pushes buffering pneumatic cushion expansion to become larger and dash forward
For conflict head surface.With the decline for contradicting head, the buffering pneumatic cushion after expansion preferentially rushes hole bottom surface with aluminum plastic film and contacts, with
Conflict head continues to decline, and buffering pneumatic cushion, which is gradually pressed into, to be contradicted in head, and in this process, buffering pneumatic cushion plays buffering and makees
With reducing time for contacting with aluminum plastic film of buffer head and dynamics, avoid causing crushing to aluminum plastic film.When buffering pneumatic cushion be pressed into
After contact, the gas in air flue can be discharged to contact outer by gas vent, until contradicting head and aluminum plastic film punching hole bottom surface
Contact, air pump are closed, and auxiliary scale and conflict head stopping move down.The size of auxiliary scale decline is observed to measure the depth in punching hole.Entire mistake
Cheng Zhong, auxiliary scale Impact direction is uniform, avoids auxiliary scale axis offset, reduces error.It is provided at the top of auxiliary scale and accommodates cavity wall patch
The sealing sliding sleeve of conjunction, sealing sliding sleeve can guarantee the leakproofness between auxiliary scale and accommodating chamber, guarantee the high pressure gas in accommodating chamber
Auxiliary scale movement can be pushed, while auxiliary scale can be reduced and accommodate the contact area of cavity wall, when reducing auxiliary scale sliding and is accommodated
Frictional force between chamber side wall.It seals and is provided with air hole at the axis of sliding sleeve, air hole is coaxially connected with air flue, guarantee section
Gas can enter air flue by air hole.Air hole is in truncated cone-shaped, and the basal diameter of air hole is identical as airway diameter, is breathed freely
The diameter in hole is sequentially reduced from the bottom to top, i.e. the diameter of air hole upper end is small, lower end diameter is big, is guaranteed most of in accommodating chamber
Gas is used to push auxiliary scale mobile, and very small part gas is able to enter air hole, into air hole after with air hole it is straight
Diameter increases, and gas pressure reduces, and can reduce using the air hole of truncated cone-shaped into the gas pressure in air flue.Contradicting head includes
Bulb and connecting column, for bulb in spherical, the contact area that domed bulb and aluminum plastic film punching are cheated when bottom surface contacts is small, avoids
Aluminum plastic film punching hole bottom surface injustice causes auxiliary scale axis offset, is effectively reduced measurement error.Bulb passes through connecting column and auxiliary scale spiral shell
Line connection, i.e., the connecting column that the distance between bulb and auxiliary scale can be connected through a screw thread are adjusted, and thickness measuring ruler uses certain
, can be by rotating ballhead come adjusting ball head position after number, and then realize auxiliary scale calibration.Gas vent inclination is through conflict
Head, the inclined direction of gas vent and the axis direction angle for contradicting head are acute angle, and the same gas vent is on contradicting head in formation
Venthole and lower production well, lower production well can rush hole bottom surface purging to aluminum plastic film, especially cheat to conflict head and aluminum plastic film punching
The contact position of bottom surface purges, and drifting dust is blown off, and avoids contradicting there are dust between head and aluminum plastic film punching hole bottom surface, reduction measurement misses
Difference.Gas vent is connected by intercommunicating pore with air flue, and the axis of intercommunicating pore is vertical with exhaust axially bored line, i.e. the axis and gas of intercommunicating pore
Road axis is at an acute angle, and the gas in air flue preferentially turnes down to buffering pneumatic cushion, then enters intercommunicating pore and gas vent from bottom to top, protects
Card buffering pneumatic cushion preferentially expands.Buffering pneumatic cushion is in cambered surface, and when gas is filled to buffering pneumatic cushion, buffering pneumatic cushion can be by gas pressure
It is oriented to and concentrates to axis direction, conflict pad is provided at the axis of buffering pneumatic cushion, the radian and thickness for contradicting pad, which are respectively less than, to be buffered
Air cushion, i.e. pressure will can be contradicted preferentially after concentrating to axis direction and pad swell, contradicted pad and preferentially contacted with aluminum plastic film, play slow
Punching effect, after conflict pad is driven plain, buffering pneumatic cushion is contacted with aluminum plastic film again, further increases buffer function.
Embodiment 2: the present embodiment and the structure of embodiment 1 are essentially identical, the difference is that, as shown in figure 5, connecting column
Axially spaced-apart is provided with several buffering boss 22 on inner wall, and the thickness for being located in the middle buffering boss, which is greater than, is located at upper and lower ends
Buffering boss thickness and thickness be gradually reduced from centre to upper and lower ends.It is provided with above intercommunicating pore and air flue junction
Flexible guiding set 23, the section of flexible guiding set are in class U-typed, are provided with gas port 24 at the axis of flexible guiding set, flexible
The outer end of guide sleeve is fixedly linked with air flue side wall, and the side wall length of flexible guiding set is more than or equal to the diameter of intercommunicating pore.Even
It connects axially spaced-apart on column wall and is provided with several buffering boss, when the gas inside auxiliary scale enters at connecting column, buffer convex
Platform can change the bore of air flue, and using buffering boss to gas buffer, the thickness for being located in the middle buffering boss, which is greater than, to be located at
The thickness and thickness of the buffering boss of upper and lower ends are gradually reduced from centre to upper and lower ends, when gas is successively more next by bore
After smaller buffering boss, air pressure is effectively reduced；After successively passing through the increasing buffering boss of bore again, air pressure
It can be stablized, guarantee that the air pressure for entering the gas for contradicting head is effectively reduced and is stablized.Intercommunicating pore is connect with air flue
Flexible guiding set is provided with above place, the section of flexible guiding set is in class U-typed, and the gas in air flue passes through flexible guiding set
Guiding, be filled with downwards by gas port continuation, the flexible guiding set of class U-typed can be to gas buffer decompression and pressure stabilizing.It is soft
Property guide sleeve side wall length be more than or equal to intercommunicating pore diameter, when gas is from top to bottom filled with, flexible guiding set can will
Gas guiding, concentrates gas to axis direction, and the side wall of flexible guiding set is recycled to block the junction of intercommunicating pore and air flue,
Guarantee that gas is preferentially filled to buffering pneumatic cushion.And when buffering pneumatic cushion is compressed, gas from bottom to top can be by flexible guiding
The guiding of set preferentially enters intercommunicating pore discharge.
It should be understood that being somebody's turn to do, examples are only for illustrating the present invention and not for limiting the scope of the present invention.In addition, it should also be understood that,
After having read the content of the invention lectured, those skilled in the art can make various modifications or changes to the present invention, these etc.
Valence form is also fallen within the scope of the appended claims of the present application.
Claims (10)
1. a kind of aluminum plastic film scour hole depth measuring device, which is characterized in that including calibrator platform and thickness measuring ruler, calibrator platform
On be provided with and slidably connect the positioning for fixing aluminum plastic film with the corresponding die hole in aluminum plastic film punching hole, calibrator platform base
Ruler, thickness measuring ruler include the transparent main scale for being fixed on die hole edge, and accommodating chamber, sliding in accommodating chamber are provided at transparent main scale axis
It is connected with auxiliary scale, air pump is provided at the top of transparent main scale, air pump is connected to by tracheae with accommodating chamber, and auxiliary scale bottom is provided with conflict
Head；Air flue is provided through at the axis of auxiliary scale and conflict head, air flue is provided with buffering pneumatic cushion at conflict head bottom margin,
It contradicts head side and is provided with several gas vents, gas vent is connected with air flue.
2. a kind of aluminum plastic film scour hole depth measuring device according to claim 1, which is characterized in that at the top of the auxiliary scale
It is provided with the sealing sliding sleeve being bonded with receiving cavity wall, seals and is provided with air hole at the axis of sliding sleeve, air hole is same with air flue
Axis is connected, and air hole is in truncated cone-shaped, and the basal diameter of air hole is identical as airway diameter, and the diameter of air hole is from the bottom to top successively
Reduce.
3. a kind of aluminum plastic film scour hole depth measuring device according to claim 1, which is characterized in that the conflict head packet
Include bulb and connecting column, bulb is in spherical, and bulb is threadedly coupled by connecting column with auxiliary scale, and air flue is through connecting column and ball
Head.
4. a kind of aluminum plastic film scour hole depth measuring device according to claim 3, which is characterized in that in the connecting column
Axially spaced-apart is provided with several buffering boss on wall, and the thickness for being located in the middle buffering boss is greater than positioned at the slow of upper and lower ends
The thickness and thickness for rushing boss are gradually reduced from centre to upper and lower ends.
5. a kind of aluminum plastic film scour hole depth measuring device according to claim 1 or 2 or 3 or 4, which is characterized in that described
Gas vent inclination upper venthole and lower production well are formed on contradicting head through head, the same gas vent is contradicted, gas vent
Inclined direction and the axis direction angle for contradicting head are acute angle, and gas vent is connected by intercommunicating pore with air flue, the axis of intercommunicating pore
It is vertical with exhaust axially bored line.
6. a kind of aluminum plastic film scour hole depth measuring device according to claim 5, which is characterized in that intercommunicating pore and air flue connect
Flexible guiding set is provided with above the place of connecing, the section of flexible guiding set is in class U-typed, is provided at the axis of flexible guiding set
The outer end of gas port, flexible guiding set is fixedly linked with air flue side wall, and the side wall length of flexible guiding set is more than or equal to connection
The diameter in hole.
7. a kind of aluminum plastic film scour hole depth measuring device according to claim 1 or 2 or 3 or 4, which is characterized in that buffering
Air cushion is in cambered surface, and conflict pad is provided at the axis of buffering pneumatic cushion, and the radian and thickness for contradicting pad are respectively less than buffering pneumatic cushion.
8. a kind of aluminum plastic film scour hole depth measuring device according to claim 1 or 2 or 3 or 4, which is characterized in that transparent
Scale slot is provided on main scale.
9. a kind of a kind of measurement method of aluminum plastic film scour hole depth measuring device as claimed in any of claims 1 to 8 in one of claims,
It is characterized in that, steps are as follows: 1) aluminum plastic film that punching hole is completed being fixed on calibrator platform base, made on calibrator platform
Die hole and thickness measuring ruler are corresponding at punching, and aluminum plastic film is fixed on calibrator platform base using positioning rule；2) by auxiliary scale to
Under be moved to contact aluminum plastic film punching hole bottom surface, the scale of observation auxiliary scale decline, as scour hole depth；3) pass through the cunning of positioning rule
It is dynamic, plastic-aluminum film location can be adjusted, realizes multimetering.
10. a kind of measurement method of aluminum plastic film scour hole depth measuring device according to claim 9, which is characterized in that step
Rapid 2) middle opening air pump, air pump are poured gas by tracheae in the accommodating chamber of transparent main scale, and the air pressure in accommodating chamber increases, and pushes away
Dynamic auxiliary scale is moved into undershoot hole；While air-flow pushes auxiliary scale mobile, there is portion gas to enter auxiliary scale and conflict by air flue
At head, makes buffering pneumatic cushion dilatancy and protrude from conflict head surface；Buffering pneumatic cushion rises after contacting with the bottom surface in aluminum plastic film punching hole
To buffer function, with head decline is contradicted, buffering pneumatic cushion, which is pressed into, to be contradicted in head, and the gas in air flue is discharged by gas vent, is kept away
Exempt to contradict head excessive compression aluminum plastic film.
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| CN109724501B (en) * | 2018-12-29 | 2020-06-02 | 重庆工商职业学院 | Drilling depth inspection tool |
| CN112098238B (en) * | 2019-06-18 | 2024-03-05 | 万向一二三股份公司 | Pit punching aluminum plastic film ductility measuring method for power lithium ion battery |
| CN114353638A (en) * | 2021-12-27 | 2022-04-15 | 东北轻合金有限责任公司 | Method for measuring defect depth of local pits on surface of round product |
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