CN111397479A - Device convenient to operate high-precision measurement battery thickness - Google Patents
Device convenient to operate high-precision measurement battery thickness Download PDFInfo
- Publication number
- CN111397479A CN111397479A CN202010268234.XA CN202010268234A CN111397479A CN 111397479 A CN111397479 A CN 111397479A CN 202010268234 A CN202010268234 A CN 202010268234A CN 111397479 A CN111397479 A CN 111397479A
- Authority
- CN
- China
- Prior art keywords
- battery
- pointer
- thickness
- scale
- measuring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- 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
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a device convenient for operating and measuring the thickness of a battery with high precision, which comprises a frame, a battery bearing plate arranged on the frame and used for bearing the battery, a battery pressing plate mutually pressed with the battery bearing plate in the longitudinal direction, a top block arranged on one side of the battery pressing plate, one or two pointer support columns arranged on the frame, a pointer hinged with one end of each pointer support column, a scale arranged on one side of the frame, one end of the pointer is contacted with the top of the top block, the other end of the pointer points to the scale of the scale, when the battery bearing plate is adhered with the battery pressing plate, the pointer points to the zero scale of the scale, when the battery is placed between the battery bearing plate and the battery pressing plate, the battery pressing plate drives the pointer to rotate around the top end of the pointer support column through the top block, the pointer points to a certain scale value of the scale, and the measuring precision of the thickness, the method has the advantages of convenience and rapidness in operation, higher test precision and low manufacturing cost.
Description
Technical Field
The invention relates to a device for measuring the thickness of a battery, in particular to a device for measuring the thickness of the battery with high precision and convenient operation.
Background
Pouch batteries are one of the main types of lithium batteries currently in use and have been widely used. The soft package battery shell is packaged by an aluminum plastic film, and the size of the battery is flexible in design and processing. The overall size of the battery is an important technical indicator of the battery, because the space reserved in the battery for combination with other electronic components and in the electrical appliances is very limited, and the space needs to be fully utilized while ensuring that the reserved space is not exceeded. In addition, the size of the battery may change during the use due to the change of its components (positive electrode material, negative electrode material, separator, electrolyte solution, etc.) or the change of the external environment, which may affect the performance of the battery.
However, because the soft package battery has poor rigidity, especially after the battery is charged and discharged or stored at high temperature, the appearance of the battery is easy to change, most commonly, gas generation expands, the thickness of the battery is not uniform, which causes great difficulty in measuring the thickness dimension of the battery, and the measurement accuracy is also reduced.
CN104279931B discloses a device and a method for measuring the thickness of a square battery, which is mainly characterized in that air pipes are respectively installed on two sides of a measuring groove to blow air, so as to prevent the battery from scraping against a measuring head. A thickness measuring instrument with a measuring head is specially configured and the measuring head can only measure the position of one point of the battery.
CN103217136B discloses a battery thickness measuring device, which comprises a base, a bracket, a movable cover plate, a reference table, a guide rod, a magnet and a steel needle, wherein the device and a battery are placed together in a high temperature environment, the real-time change of the battery thickness is marked by one steel needle, and a measuring tool is additionally used to measure the displacement of the steel needle.
CN106461386A discloses an apparatus and method for measuring the thickness of a secondary battery cell. The device of the invention comprises: the device comprises a mounting table, an extrusion plate, an extrusion device, a measuring device and a control unit. The device can charge and discharge the battery and measure the thickness change of the battery at the same time. The measurement system is relatively complex and requires the installation of a precision sensing device.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides the device which is convenient to operate and high in precision and is high in test precision, low in manufacturing cost and convenient to operate and measure the thickness of the battery.
In order to achieve the purpose, the invention provides a device convenient for operation and high-precision measurement of battery thickness, which comprises a rack, a battery bearing plate fixedly connected on the rack and used for bearing a battery, a battery pressing plate longitudinally and mutually pressed with the battery bearing plate, a top block fixedly connected on one side of the battery pressing plate, one or two pointer support columns fixedly connected on the rack, a pointer hinged with one end of each pointer support column, and a scale fixedly connected on one side of the rack, wherein one end of the pointer is in contact with the top of the top block, and the other end of the pointer points to the scale of the scale.
Preferably, the top end face of the top block is flush with the bottom end face of the battery pressing plate, and the end face of the pointer can be attached to the top end face of the top block.
Preferably, one side of the frame is provided with a first pointer support and a second pointer support which are fixedly connected, the pointer is hinged with one end of the first pointer support and one end of the second pointer support respectively,
preferably, a rotating shaft is arranged between the tops of the first pointer support and the second pointer support, and the pointer sleeve is rotatably connected to the rotating shaft.
Preferably, a guide groove is formed in the middle of the scale, and one end of the pointer can freely slide along the guide groove.
Preferably, the top of the scale is provided with a limiting block.
Preferably, a plurality of guide posts are fixedly connected to the periphery of the upper end face of the battery bearing plate, and the battery pressing plate can be pressed with the battery bearing plate along the guide posts.
Preferably, a handle is arranged on the battery pressing plate.
Preferably, the frame includes the bottom plate, installs first stand, second stand, third stand and fourth stand on the bottom plate, the lower terminal surface of battery loading board respectively with the one end fixed connection of first stand, second stand, third stand and fourth stand, pointer pillar and scale are installed respectively at one side fixed connection of bottom plate.
Compared with the prior art, the invention has the beneficial effects that:
the battery thickness measuring device is provided with the rack, the battery bearing plate, the battery pressing plate, the top block, the pointer pillar, the pointer and the scale, when the battery bearing plate is attached to the battery pressing plate, the pointer points to the zero scale of the scale, when a battery is placed between the battery bearing plate and the battery pressing plate, the battery pressing plate drives the pointer to rotate around the top end of the pointer pillar through the top block, the pointer points to a certain scale value of the scale, the measuring precision of the battery thickness is amplified by more than ten times by adopting the lever principle, and the battery thickness measuring device has the advantages of convenience and rapidness in operation, higher measuring precision and low manufacturing cost, and is suitable for wide popularization and.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an apparatus for measuring the thickness of a battery with high accuracy and easy to operate according to the present invention;
FIG. 2 is a schematic plan view of an apparatus for measuring battery thickness with high accuracy and easy to operate according to the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
fig. 4 is a partially enlarged view at B in fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in figures 1-4, the invention provides a device for conveniently operating and measuring the thickness of a battery with high precision, which comprises a frame 1, a battery bearing plate 2 fixedly connected with the frame 1 and used for bearing the battery, a battery pressing plate 3 mutually pressed with the battery bearing plate 2 in the longitudinal direction, a top block 4 fixedly connected with one side of the battery pressing plate 3, one or two pointer support columns 5 fixedly connected with the frame 1, a pointer 6 hinged with one end of the pointer support column 5, a scale 7 fixedly connected with one side of the frame 1, one end of the pointer 6 is contacted with the top of the top block 4, the other end of the pointer 6 points to the scale of the scale 7, the top end surface of the top block 4 is flush with the bottom end surface of the battery pressing plate 3, the end surface of the pointer 6 can be attached with the top end surface of the top block 4, and the end surface of the pointer 6 is flush with the bottom end surface of the battery pressing plate 3 and the end surface of the pointer 6 is attached with the top block The test reference is easier to guarantee, the assembly is simpler, and the accuracy of the test result is guaranteed.
Concretely, when battery loading board 2 and battery clamp plate 3 laminate mutually, the zero scale of the 6 directional scales 7 of pointer, when placing the battery between battery loading board 2 and the battery clamp plate 3, battery clamp plate 3 drives pointer 6 through kicking block 4 and rotates round the top of pointer pillar 5, a certain scale interval of the 6 directional scales 7 of pointer, adopt the principle of lever, the measurement accuracy with battery thickness has been enlarged tens of times, and the device has the advantages of convenient operation is swift, the test accuracy is higher, low in manufacturing cost, and is suitable for extensive using widely.
More specifically, as shown in fig. 2, according to the principle of a triangle having a similar vertex angle, the ratio of the upward displacement D1 of the tip of the top block 4 (i.e., the thickness of the battery) to the downward displacement D2 of the long end of the pointer 6 from the zero point of the scale is equal to the ratio of the distance L1 from the tip of the top block 4 to the axial center of the pointer 6 to the distance L2 from the zero point of the scale 7 to the axial center of the pointer 6.
Namely D1/D2 is L1/L2;
D1＝L1/L2*D2；
D2＝L2/L1*D1；
in this embodiment, when L2/L1 is set to 10, D2 is 10 times of D1, so the thickness of the battery is enlarged by 10 times, and the upward displacement of the tip of the top block 4 (i.e., the thickness D1 of the battery) can be obtained by measuring the downward displacement D2 of the long end of the pointer 6 from the zero point of the scale 7, so the measurement accuracy of the thickness of the battery is improved by 10 times.
Wherein frame 1's one side is installed fixed connection's first pointer pillar 5 and second pointer pillar 51, pointer 6 is articulated mutually with the one end of first pointer pillar 5 and second pointer pillar 51 respectively, specifically, install pivot 8 between the top of first pointer pillar 5 and second pointer pillar 51, pointer 6 cover is established and is rotated on pivot 8 and connect, through the arrangement of two pointer pillars 5 for pointer 6 can not appear great beat because of the dead weight at rotatory in-process, guarantees the measuring accuracy.
Wherein open at the middle part of scale 7 has guide way 71, through the design of guide way 71 for pointer 6 can carry out free slip along guide way 71, guarantees that the reading is more accurate reliable, the top of scale 7 is provided with stopper 72, owing to set up stopper 72, makes pointer 6 can both repeat accurately before the test operation each time and get back to the zero-bit, need not the operation personnel zero setting again, and the accuracy of test reading is ensured in the operation of being convenient for.
The periphery of the upper end face of the battery bearing plate 2 is fixedly connected with a plurality of guide posts 21, the battery pressing plate 3 can be mutually pressed with the battery bearing plate 2 along the guide posts 21, and through the design of the guide posts 21, the pressing process of the battery pressing plate 3 and the battery bearing plate 2 is smoother, and the reciprocating precision of the pressing process of the battery pressing plate 3 and the battery bearing plate 2 is also ensured.
Wherein, the battery pressing plate 3 is provided with a handle 9, the handle 9 is convenient for realizing the pressing operation between the battery pressing plate 3 and the battery bearing plate 2, and has the advantage of convenient operation.
Wherein, the frame 1 comprises a bottom plate 11, a first upright post 12, a second upright post 13, a third upright post 14 and a fourth upright post 15 which are arranged on the bottom plate 11, the lower end face of the battery bearing plate 2 is respectively fixedly connected with one end of a first upright post 12, a second upright post 13, a third upright post 14 and a fourth upright post 15, the pointer support post 5 and the scale 7 are respectively arranged on one side of the bottom plate 11 and are fixedly connected, the battery bearing plate 2 is arranged at a proper height through the first upright post 12, the second upright post 13, the third upright post 14 and the fourth upright post 15, so that the test operation of operators is convenient, the advantages of fewer parts, convenient assembly and lower cost are achieved, meanwhile, the length precision of the first upright post 12, the second upright post 13, the third upright post 14 and the fourth upright post 15 is easily ensured, therefore, the parallelism between the battery carrier plate 2 and the battery pressing plate 3 is ensured, and the accuracy of the measurement result is ensured.
In conclusion, the invention has the advantages of convenient and fast operation, higher test precision and low manufacturing cost, and is suitable for wide popularization and application.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
Claims (9)
1. A device for measuring the thickness of a battery with high precision and convenient operation comprises a frame (1), it is characterized by also comprising a battery bearing plate (2) which is fixedly connected with the frame (1) and is used for bearing the battery, a battery pressing plate (3) which is mutually pressed with the battery bearing plate (2) in the longitudinal direction, a top block (4) which is fixedly connected with one side of the battery pressing plate (3), one or two pointer supporting columns (5) which are fixedly connected with the machine frame (1), a pointer (6) hinged with one end of the pointer post (5), a scale (7) fixedly connected with one side of the frame (1), one end of the pointer (6) is contacted with the top of the top block (4), the other end of the pointer (6) points to the scale of the scale (7), the lever principle that the pointer (6) rotates is utilized to improve the testing precision of the thickness of the battery.
2. The device for conveniently operating and measuring the thickness of the battery with high precision according to claim 1 is characterized in that the top end surface of the top block (4) is flush with the bottom end surface of the battery pressing plate (3), and the end surface of the pointer (6) can be attached to the top end surface of the top block (4).
3. The device for conveniently operating and measuring the thickness of the battery with high precision according to the claim 1 is characterized in that one side of the frame (1) is provided with a first pointer support (5) and a second pointer support (51) which are fixedly connected, the pointer (6) is respectively hinged with one end of the first pointer support (5) and one end of the second pointer support (51),
4. the device for conveniently and accurately measuring the thickness of the battery is characterized in that a rotating shaft (8) is arranged between the tops of the first pointer support (5) and the second pointer support (51), and the pointer (6) is sleeved on the rotating shaft (8) and is in rotating connection with the rotating shaft.
5. The device for conveniently measuring the thickness of the battery with high precision according to claim 1, is characterized in that the middle part of the scale (7) is provided with a guide groove (71), and one end of the pointer (6) can freely slide along the guide groove (71).
6. The device for conveniently measuring the thickness of the battery with high precision according to claim 1 is characterized in that a limiting block (72) is arranged at the top of the scale (7).
7. The device for conveniently measuring the thickness of the battery with high precision in claim 1 is characterized in that a plurality of guide posts (21) are fixedly connected to the periphery of the upper end surface of the battery bearing plate (2), and the battery pressing plate (3) can be pressed on the battery bearing plate (2) along the guide posts (21).
8. A device for facilitating the high-precision measurement of the thickness of a battery according to any one of claims 1 to 7, wherein a handle (9) is provided on the battery pressure plate (3).
9. The device for conveniently measuring the thickness of the battery with high precision according to any one of claims 1 to 7, wherein the rack (1) comprises a bottom plate (11), a first upright column (12), a second upright column (13), a third upright column (14) and a fourth upright column (15) which are arranged on the bottom plate (11), the lower end face of the battery bearing plate (2) is fixedly connected with one end of the first upright column (12), one end of the second upright column (13), one end of the third upright column (14) and one end of the fourth upright column (15), and the pointer strut (5) and the scale (7) are fixedly connected with one side of the bottom plate (11) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010268234.XA CN111397479A (en) | 2020-04-08 | 2020-04-08 | Device convenient to operate high-precision measurement battery thickness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010268234.XA CN111397479A (en) | 2020-04-08 | 2020-04-08 | Device convenient to operate high-precision measurement battery thickness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111397479A true CN111397479A (en) | 2020-07-10 |
Family
ID=71433068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010268234.XA Withdrawn CN111397479A (en) | 2020-04-08 | 2020-04-08 | Device convenient to operate high-precision measurement battery thickness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111397479A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114659428A (en) * | 2020-12-23 | 2022-06-24 | 襄阳惠强新能源材料科技有限公司 | Thickness detection device of battery diaphragm |
-
2020
- 2020-04-08 CN CN202010268234.XA patent/CN111397479A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114659428A (en) * | 2020-12-23 | 2022-06-24 | 襄阳惠强新能源材料科技有限公司 | Thickness detection device of battery diaphragm |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211903991U (en) | Device convenient to operate high-precision measurement battery thickness | |
| CN201569402U (en) | Measuring tool for assembly groove arc of guide vane | |
| CN104019939B (en) | A kind of multi-dimensional force of touch sensor loads and caliberating device | |
| CN201463808U (en) | Measuring device for large precisely-bored spigots | |
| CN111397479A (en) | Device convenient to operate high-precision measurement battery thickness | |
| CN109282778A (en) | A kind of novel power battery thickness of the shell detection fixture | |
| CN102914391B (en) | Device for supplying additional in-situ stress to film and measuring method for stress value thereof | |
| CN201876210U (en) | Testing tool for internal dimension of plastic shell of battery | |
| CN208026762U (en) | A kind of liquid crystal module testing impedance fixture | |
| CN207300751U (en) | Battery pole piece adhesive force test equipment | |
| CN213543444U (en) | Coaxiality gauge | |
| CN212721369U (en) | Thickness gauge auxiliary measuring device | |
| CN212379369U (en) | Moisture analyzer with examine test bucket fixed establishment | |
| CN204666778U (en) | The accurate proving installation of a kind of quartz-crystal resonator | |
| CN208952929U (en) | A kind of novel power battery thickness of the shell detection fixture | |
| CN209802324U (en) | flatness detector | |
| CN210533914U (en) | Portable Leeb hardness tester | |
| CN210037136U (en) | Cantilever beam digital display impact testing machine | |
| CN102735145B (en) | Device for detecting angle deviation of plane plate on web surface of T section quickly | |
| CN213422124U (en) | Detection device for screw motor set | |
| CN108007774A (en) | The apparatus and method for measuring flaky material Young's modulus | |
| CN213579335U (en) | Civil engineering component test installation location levelness detects folding chi | |
| CN218036962U (en) | Electrolytic aluminum foil formation leakage current testing device | |
| CN220625164U (en) | Cone concentricity detection device | |
| CN113358752B (en) | Constant-pressure rock sample sound wave velocity testing device, rock sample sound wave velocity testing method and application thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200710 |
|
| WW01 | Invention patent application withdrawn after publication |