CN207964146U - A kind of lithium battery tensile test equipment - Google Patents
A kind of lithium battery tensile test equipment Download PDFInfo
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- CN207964146U CN207964146U CN201820170235.9U CN201820170235U CN207964146U CN 207964146 U CN207964146 U CN 207964146U CN 201820170235 U CN201820170235 U CN 201820170235U CN 207964146 U CN207964146 U CN 207964146U
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- sliding platform
- spring
- sensing component
- elastomeric element
- hold assembly
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Abstract
The utility model provides a kind of lithium battery tensile test equipment, includes the device for testing tensile force of at least a pair of opposing；Device for testing tensile force includes sliding platform, pulling element, elastomeric element, pull sensing component and hold assembly；Pulling element is connect with elastomeric element, pull sensing component and hold assembly successively；Pulling element is fixedly connected with sliding platform, and elastomeric element, pull sensing component and hold assembly are slidably set to the top of sliding platform in an axial direction；Sliding platform is slidably arranged in an axial direction；Wherein, the axial direction for being axially parallel to battery to be tested.The utility model is detected the welding quality of battery using certain pulling force by the device for testing tensile force being oppositely arranged, and ensure that the consistency of welding quality test, and effectively increases the detection efficiency of welding battery quality.
Description
Technical field
The utility model is related to lithium battery production technical fields, and in particular to a kind of lithium battery tensile test equipment.
Background technology
Support on policy with country to new energy, lithium battery industry are quickly grown in recent years.In Production Process of Lithium Battery
In, current collecting plates are first welded on to the two poles of the earth of battery core, are then combined the cover board on current collecting plates with shell, then carry out shell cover
Welding.Before closing lid, carry out tensile test is generally required, it is whether qualified with the welding quality for detecting current collecting plates.
In the prior art, generally use visually observes, and manually drawing carries out tensile test；But above method efficiency
Lowly, and human factor is affected to test result, causes the consistency to welding battery quality test poor.
Utility model content
In view of the above defects of the prior art, the utility model provides a kind of lithium battery tensile test equipment.
The utility model provides a kind of lithium battery tensile test equipment, including the tensile test of at least a pair of opposing fills
It sets；Device for testing tensile force includes sliding platform, pulling element, elastomeric element, pull sensing component and hold assembly；Pulling element
It is connect successively with elastomeric element, pull sensing component and hold assembly；Pulling element is fixedly connected with sliding platform, elastic portion
Part, pull sensing component and hold assembly are slidably set to the top of sliding platform in an axial direction；Sliding platform can be slided in an axial direction
Dynamic setting；Wherein, the axial direction for being axially parallel to battery to be tested.
Wherein, the device for testing tensile force further includes pedestal and pusher cylinder；The upper surface of pedestal is axially disposed
The lower surface of one the linear guide, sliding platform is set to first straight line guide rail；Pusher cylinder is fixedly connected with pedestal, pusher cylinder
Axial piston bar connect with sliding platform.
Wherein, the upper surface of the sliding platform is axially disposed has second straight line guide rail, the pulling element specifically to wrap
Include drawing cylinder and drawing cylinder mounting base；The lower surface of elastomeric element, pull sensing component and hold assembly is set to second
The linear guide；Drawing cylinder is fixedly connected by drawing cylinder mounting base with sliding platform, the axial piston bar of drawing cylinder with
Elastomeric element connects.
Wherein, the elastomeric element specifically includes spring mounting seat, spring carrier arm and spring；One end of spring mounting seat with
The axial piston bar of drawing cylinder connects, and the other end of spring mounting seat is connect by spring with pull sensing component, spring peace
The bottom surface of dress seat is set to second straight line guide rail.
Wherein, the pull sensing component specifically includes pulling force sensor and sensor installation seat；Sensor installation seat
One end is connect with spring carrier arm, and the other end of sensor installation seat is connect by pulling force sensor with hold assembly；Sensor is pacified
The bottom surface of dress seat is set to second straight line guide rail.
Wherein, the device for testing tensile force further includes oil buffer, and oil buffer is fixedly installed on spring mounting seat
Upper and axle center stretches out spring mounting seat and towards sensor installation seat.
Wherein, the hold assembly specifically includes pneumatic clamper mounting base, pneumatic clamper and clamping jaw；One end of pneumatic clamper mounting base and pulling force
Sensor connects, and the other end of pneumatic clamper mounting base connects clamping jaw by pneumatic clamper；The bottom surface of pneumatic clamper mounting base is set to second straight line
Guide rail.
Lithium battery tensile test equipment provided by the utility model uses one by the device for testing tensile force being oppositely arranged
Determine pulling force to be detected the welding quality of battery, ensure that the consistency of welding quality test, and effectively increases battery weldering
Connect the detection efficiency of quality.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts,
Other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram for the lithium battery tensile test equipment that the utility model embodiment provides；
In figure, 1- pedestals, 2- first straight line guide rails, 3- pusher cylinders, 4- drawing cylinders, 5- drawing cylinder mounting bases, 6-
Spring mounting seat, 7- spring carrier arms, 8- springs, 9- oil buffers, 10- second straight line guide rails, 11- sensor installation seats, 12-
Pulling force sensor, 13- pneumatic clamper mounting bases, 14- pneumatic clampers, 15- clamping jaws, 16- batteries, 17- sliding platforms.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, is explicitly described the technical scheme in the embodiment of the utility model, it is clear that described reality
It is the utility model a part of the embodiment to apply example, instead of all the embodiments.Based on the embodiments of the present invention, ability
It is new to belong to this practicality for the every other embodiment that domain those of ordinary skill is obtained without making creative work
The range of type protection.
In the description of the utility model embodiment, it should be noted that term "center", "upper", "lower", " left side ",
The orientation or positional relationship of the instructions such as " right side ", "vertical", "horizontal", "inner", "outside" is orientation based on ... shown in the drawings or position
Relationship, be merely for convenience of description the utility model embodiment and simplify describe, do not indicate or imply the indicated device or
Element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as implementing the utility model
The limitation of example.In addition, term " first ", " second ", " third " are used for description purposes only, it is not understood to indicate or imply phase
To importance.
In the description of the utility model embodiment, it should be noted that unless otherwise clearly defined and limited, term
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, can also be electrical connection；It can be directly connected, it can also be indirect by intermediary
It is connected, can is the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State concrete meaning of the term in the utility model embodiment.
Fig. 1 is the structural schematic diagram for the lithium battery tensile test equipment that the utility model embodiment provides, as shown in Figure 1,
Include the device for testing tensile force of at least a pair of opposing；Device for testing tensile force includes sliding platform 17, pulling element, elastic portion
Part, pull sensing component and hold assembly；Pulling element is connect with elastomeric element, pull sensing component and hold assembly successively；
Pulling element is fixedly connected with sliding platform 17, and elastomeric element, pull sensing component and hold assembly are slidably arranged in an axial direction
In the top of sliding platform 17；Sliding platform 17 is slidably arranged in an axial direction；Wherein, described to be axially parallel to battery to be tested
It is axial.
Wherein, pulling element is for providing pulling capacity, and elastomeric element can deform upon, and pull sensing component can apply
Pulling force, and the lug of battery can be clamped in hold assembly.
Specifically, sliding platform 17 itself can slide axially, so as to drive 17 top of sliding platform to be arranged
Pulling element, elastomeric element, pull sensing component and hold assembly slide axially；And elastomeric element, pull sensing component and
Hold assembly itself can also slide axially with respect to sliding platform.
Therefore, during the test, a pair of of device for testing tensile force can be respectively arranged at the both sides of battery transmission line；Sliding
The sliding opposite first of platform 17, it is close to need battery to be tested；The lug of battery is clamped in hold assembly, and then pulling element applies
Pulling force, elastomeric element are stretched；Elastomeric element pulls pull sensing component and hold assembly, is drawn to apply to battery to be tested
Power；Pull sensing component detects pulling force in real time, and when pulling force reaches threshold value, hold assembly unclamps battery；Sliding platform 17, drawing
Component etc. returns back to original position；It should be noted that elastomeric element should be with linear change be drawn into, if pull sensing component detects
Mutation is had sent before the threshold value for reaching setting to pulling force, that is, when generating nonlinear change, shows that the solder joint of battery is pulled, it should
The welding quality of battery is unqualified after tested.
The lithium battery tensile test equipment that the utility model embodiment provides, by the device for testing tensile force being oppositely arranged,
The welding quality of battery is detected using certain pulling force, ensure that the consistency of welding quality test, and is effectively increased
The detection efficiency of welding battery quality.
Based on any of the above embodiments, the device for testing tensile force further includes pedestal 1 and pusher cylinder 3；Pedestal 1
Upper surface axially disposed there is first straight line guide rail 2, the lower surface of sliding platform 17 to be set to first straight line guide rail 2；It pushes
Cylinder 3 is fixedly connected with pedestal 1, and the axial piston bar of pusher cylinder 3 is connect with sliding platform 17.
Specifically, the axially slidable setting of sliding platform 17 is realized that sliding platform 17 can lead to by first straight line guide rail 2
First straight line guide rail 2 is crossed to slide axially relative to fixed pedestal 1；And pusher cylinder 3 provides the power of sliding, specifically pushes gas
Cylinder 3 is had and can be slid axially with the piston rod of axial stretching, the stretching motion driving sliding platform 17 of piston rod.
Based on any of the above embodiments, the upper surface of the sliding platform 17 is axially disposed has second straight line to lead
Rail 10, the pulling element specifically include drawing cylinder 4 and drawing cylinder mounting base 5；Elastomeric element, pull sensing component and folder
The lower surface for holding component is set to second straight line guide rail 10；Drawing cylinder 4 is solid by drawing cylinder mounting base 5 and sliding platform 17
Fixed connection, the axial piston bar of drawing cylinder 4 are connect with elastomeric element.
Specifically, axially sliding relative between elastomeric element, pull sensing component and hold assembly and sliding platform 17
It is to be realized by second straight line guide rail 10；And 4 one side of drawing cylinder is to be fixedly connected with sliding platform 17, drawing cylinder 4
With the piston rod being axially movable, the axial of elastomeric element, pull sensing component and hold assembly is driven to transport by piston rod
It is dynamic.
Based on any of the above embodiments, the elastomeric element specifically includes spring mounting seat 6,7 and of spring carrier arm
Spring 8；One end of spring mounting seat 6 is connect with the axial piston bar with drawing cylinder 4, and the other end of spring mounting seat 6 passes through
Spring 8 is connect with pull sensing component, and the bottom surface of spring mounting seat 6 is set to second straight line guide rail 10.
Specifically, spring mounting seat 6 can be spliced by bottom plate and riser；Bottom plate is connect with second straight line guide rail 10,
The two sides of riser is separately connected the axial stretching bar and spring carrier arm 7 of drawing cylinder 5.
Based on any of the above embodiments, the pull sensing component specifically includes pulling force sensor 12 and sensor
Mounting base 11；One end of sensor installation seat 11 is connect with spring carrier arm 7, and the other end of sensor installation seat 11 is passed by pulling force
Sensor 12 is connect with hold assembly；The bottom surface of sensor installation seat 11 is set to second straight line guide rail 10.
Specifically, such as above-mentioned spring mounting seat 6, sensor installation seat 11 are equally spliced by bottom plate and riser, bottom plate
It is connect with second straight line guide rail 10, the two sides of riser is separately connected spring carrier arm 7 and pulling force sensor 12.
Based on any of the above embodiments, the device for testing tensile force further includes oil buffer 9, oil buffer
9 are fixedly installed on spring mounting seat 6 and spring mounting seat 6 is stretched out and towards sensor installation seat 11 in axle center.
Wherein, the effect of oil buffer is that vibrations and noise can be reduced in automated machine operation, by object in movement
Kinetic energy produced by body is converted to thermal energy and is released in air, effectively stops object balance in action；Oleo cushion
The primary structure of device includes ontology, axle center, bearing, inner tube, piston, hydraulic axis, spring, is lived when axle center will be driven by external impacts
Plug squeezes the hydraulic oil of inner tube, and hydraulic oil will be one by one discharged after being pressurized by the outage of inner tube, while by the hydraulic pressure of inner tube discharge
Oil also flows back into inner tube by the oil return hole of inner tube；When external force disappears, spring by piston rebound initial point wait for next time action；According to
This principle, oil buffer will effectively stop object balance on the move.
Specifically, oil buffer 9 is arranged on spring mounting seat 6, can be installed to spring in sensor installation seat 11
When the direction movement of seat 6, the stroke of limiting sensor mounting base 11, in order to avoid cause the collision of two mounting bases；Especially suitable for
When the solder joint of battery is pulled, the power of spring is still very big at this time, and oil buffer 9 can play cushioning effect.
Based on any of the above embodiments, the hold assembly specifically includes pneumatic clamper mounting base 13, pneumatic clamper 14 and folder
Pawl 15；One end of pneumatic clamper mounting base 13 is connect with pulling force sensor 12, and the other end of pneumatic clamper mounting base 13 is connected by pneumatic clamper 14
Clamping jaw 15；The bottom surface of pneumatic clamper mounting base 13 is set to second straight line guide rail 10.
Wherein, the effect of pneumatic clamper such as cylinder is all to push piston to be acted by compressed air；It can by pneumatic clamper
Clamping jaw is set to complete to clamp the action with folding and unfolding.
Specifically, such as above-mentioned spring mounting seat 6, pneumatic clamper mounting base 13 are equally spliced by bottom plate and riser, and bottom plate is set
It is placed on second straight line guide rail 10, the two sides of riser is separately connected pulling force sensor 12 and pneumatic clamper.
The testing process of the test equipment provided below above-described embodiment is illustrated：The drawing gas of original state
Cylinder 4 is in stretching state, and pusher cylinder 3 is in retracted mode, and a threshold values is arranged in pulling force sensor 12；When battery 16 transmitted
After coming, the piston rod of the pusher cylinder 3 at wire body both ends stretches out, and drives component all on sliding platform 17 to travel forward, then
Pneumatic clamper 14 drives clamping jaw 15 to clamp the lug on battery；Then, the piston rod of the drawing cylinder 4 at both ends is retracted, and spring 8 is drawn
It stretches, subsequent spring 8 pulls sensor installation seat 11 and a series of components in front end to move backward, and the lug at battery both ends is in clamping jaw
It is also pulled rearwardly under effect；Pulling force sensor 12 detects pulling force, and when pulling force reaches the threshold values of setting, clamping jaw 15 unclamps immediately
The lug of battery；Then, pusher cylinder 3 retract reset, drawing cylinder 4 after pusher cylinder 3 reset after also reset, battery 6 by after
It is continuous to be sent to next station.It should be noted that the pulling force of spring works as pull sensing with the linear variation of the displacement of stretching
When device detects that pulling force is mutated before reaching threshold values into nonlinear change, this means that there is solder joint to be pulled, battery
It is unqualified to be considered as welding quality.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that：
It still can be with technical scheme described in the above embodiments is modified, or is carried out to which part technical characteristic etc.
With replacement；And these modifications or replacements, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (7)
1. a kind of lithium battery tensile test equipment, which is characterized in that include the device for testing tensile force of at least a pair of opposing；It draws
Force test device includes sliding platform, pulling element, elastomeric element, pull sensing component and hold assembly；
Pulling element is connect with elastomeric element, pull sensing component and hold assembly successively；Pulling element is fixed with sliding platform
Connection, elastomeric element, pull sensing component and hold assembly are slidably set to the top of sliding platform in an axial direction；Sliding platform
Slidably it is arranged in an axial direction；Wherein, the axial direction for being axially parallel to battery to be tested.
2. equipment according to claim 1, which is characterized in that the device for testing tensile force further includes pedestal and promotion gas
Cylinder；
The upper surface of pedestal is axially disposed to have first straight line guide rail, the lower surface of sliding platform to be set to first straight line guide rail；
Pusher cylinder is fixedly connected with pedestal, and the axial piston bar of pusher cylinder is connect with sliding platform.
3. equipment according to claim 1, which is characterized in that the upper surface of the sliding platform is axially disposed second
The linear guide, the pulling element specifically include drawing cylinder and drawing cylinder mounting base；
The lower surface of elastomeric element, pull sensing component and hold assembly is set to second straight line guide rail；Drawing cylinder passes through drawing
It pulls out cylinder mounting base to be fixedly connected with sliding platform, the axial piston bar of drawing cylinder is connect with elastomeric element.
4. equipment according to claim 3, which is characterized in that the elastomeric element specifically includes spring mounting seat, spring
Hook and spring；
One end of spring mounting seat is connect with the axial piston bar of drawing cylinder, and the other end of spring mounting seat passes through spring and drawing
Power sensing element connects, and the bottom surface of spring mounting seat is set to second straight line guide rail.
5. equipment according to claim 4, which is characterized in that the pull sensing component specifically include pulling force sensor and
Sensor installation seat；
One end of sensor installation seat is connect with spring carrier arm, and the other end of sensor installation seat passes through pulling force sensor and clamping
Component connects；The bottom surface of sensor installation seat is set to second straight line guide rail.
6. equipment according to claim 5, which is characterized in that the device for testing tensile force further includes oil buffer, oil
Compression buffer is fixedly installed on spring mounting seat and spring mounting seat is stretched out and towards sensor installation seat in axle center.
7. equipment according to claim 5, which is characterized in that the hold assembly specifically includes pneumatic clamper mounting base, pneumatic clamper
And clamping jaw；
One end of pneumatic clamper mounting base is connect with pulling force sensor, and the other end of pneumatic clamper mounting base connects clamping jaw by pneumatic clamper；Pneumatic clamper
The bottom surface of mounting base is set to second straight line guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820170235.9U CN207964146U (en) | 2018-01-31 | 2018-01-31 | A kind of lithium battery tensile test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820170235.9U CN207964146U (en) | 2018-01-31 | 2018-01-31 | A kind of lithium battery tensile test equipment |
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| Publication Number | Publication Date |
|---|---|
| CN207964146U true CN207964146U (en) | 2018-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820170235.9U Active CN207964146U (en) | 2018-01-31 | 2018-01-31 | A kind of lithium battery tensile test equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106442144A (en) * | 2016-11-11 | 2017-02-22 | 深圳市顺科线束设备有限公司 | Tensile test device for connector with terminal inserted into housing and test method of tensile test device |
| CN110315315A (en) * | 2019-06-11 | 2019-10-11 | 浙江亚太机电股份有限公司 | Clutch master cylinder oil pipe is crimped and is sealed and pulls testing integrated equipment |
| CN113884379A (en) * | 2021-08-26 | 2022-01-04 | 上海威克鲍尔通信科技有限公司 | Contact pulling force automatic testing device |
-
2018
- 2018-01-31 CN CN201820170235.9U patent/CN207964146U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106442144A (en) * | 2016-11-11 | 2017-02-22 | 深圳市顺科线束设备有限公司 | Tensile test device for connector with terminal inserted into housing and test method of tensile test device |
| CN110315315A (en) * | 2019-06-11 | 2019-10-11 | 浙江亚太机电股份有限公司 | Clutch master cylinder oil pipe is crimped and is sealed and pulls testing integrated equipment |
| CN113884379A (en) * | 2021-08-26 | 2022-01-04 | 上海威克鲍尔通信科技有限公司 | Contact pulling force automatic testing device |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 430000 Guandong science and Technology Industrial Park, Donghu Development Zone, Wuhan City, Hubei Province Patentee after: Wuhan Yifei laser Co.,Ltd. Address before: Building 3, Dingxin Industrial Park, Donghu New Technology Development Zone, Wuhan City, Hubei Province Patentee before: WUHAN YIFI LASER EQUIPMENT Co.,Ltd. |
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| CP03 | Change of name, title or address |