CN201130194Y - Steel needle mold and needle aculeus experimental machine with the same - Google Patents
Steel needle mold and needle aculeus experimental machine with the same Download PDFInfo
- Publication number
- CN201130194Y CN201130194Y CNU2007201719243U CN200720171924U CN201130194Y CN 201130194 Y CN201130194 Y CN 201130194Y CN U2007201719243 U CNU2007201719243 U CN U2007201719243U CN 200720171924 U CN200720171924 U CN 200720171924U CN 201130194 Y CN201130194 Y CN 201130194Y
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- draw point
- counterdie
- die
- experimental machine
- patrix
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- Expired - Lifetime
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- 229910000831 Steel Inorganic materials 0.000 title abstract description 10
- 239000010959 steel Substances 0.000 title abstract description 10
- 238000001467 acupuncture Methods 0.000 claims abstract description 39
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000012360 testing method Methods 0.000 abstract description 16
- 238000009434 installation Methods 0.000 description 4
- 230000002950 deficient Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model relates to a steel needle die for acupuncture test machines, comprising an upper die, a lower die screwed at the lower end of the upper die and a steel needle fixed in a center hole arranged at the lower end of the lower die; a matched guidepost surface is arranged at the junction between the lower end of the upper die and the upper end of the lower die. The utility model comprises an upper die, a lower die and a steel needle; meanwhile the upper die and the lower die are screwed together, and the steel needle is arranged in the center hole at the lower end of the lower die. According to the different specifications of the steel needle, a plurality of lower dies can be arranged; the upper end of each lower die comprises the same thread to be screwed with the upper die. The steel needle die for acupuncture test machines has the advantages that, when needles with different specifications are used, only the lower die of the steel needle die needs to be changed; the assembly is extremely convenient and swift; meanwhile the lower die is positioned by the guidepost surface, and the centerline of the lower die is always in parallel to the centerline of the upper die; the positioning is reliable, and the requirements of the test are satisfied; in addition, the utility model also provides an acupuncture test machine provided with the steel needle die.
Description
Technical field
The utility model relates to the security test equipment in the battery industry, more particularly, relates to a kind of draw point mould of acupuncture experimental machine of battery battery core being carried out lancing test and has the acupuncture experimental machine of this draw point mould.
Background technology
A series of destructive tests that detect such as battery battery core need overcharge usually, mistake is put, extruding, external short circuit, acupuncture.Wherein lancing test is used for the security performance of test battery, uses the acupuncture experimental machine to come battery battery core is carried out lancing test usually.The acupuncture experimental machine generally includes frame, is used for fixing electric core anchor clamps, draw point mould and the hydraulic system of electric core, the draw point that hydraulic system drives on the draw point mould rushes at electric core to be measured, and electric core to be measured pierced through, extract out from electric in-core to be measured after in electric core to be measured, stopping very short time, observe electric core whether explode again or on fire, detect test thereby finish acupuncture.
In the existing acupuncture experimental machine, draw point is fixed on the piston-rod end of hydraulic cylinder by the draw point mould by securing member usually, and by the work of control hydraulic cylinder, the control draw point is rushing at electric core to be measured.Usually the draw point mould is provided with as a wholely, draw point is inserted in the center pit that is provided with on the draw point mould.In order to guarantee that draw point can vertically rush at electric core to be measured, need guarantee the verticality of the center pit axis and the piston rod end face of draw point mould during installation, install very trouble.And when changing the draw point of different size, all need raw steel needle mould tool is disassembled at every turn, readjust the draw point mould of coupling is loaded onto, operating wastes time and energy.
In addition, existing draw point mould is set directly on the piston rod of hydraulic cylinder, when draw point stabs electric core to be measured, with great torque or the moment of flexure that is subjected to, and draw point impacts directly these by piston rod and passes to hydraulic cylinder in the hydraulic system, makes the hydraulic cylinder lifetime.
The utility model content
The technical problems to be solved in the utility model is, has the inconvenient defective of draw point mould mounting or dismounting at acupuncture experimental machine in the prior art, provides a kind of draw point to install and remove conveniently and locate the draw point mould of reliable acupuncture experimental machine.
The technical scheme that its technical matters that solves the utility model adopts is: the draw point mould that a kind of acupuncture experimental machine is provided, described draw point mould comprises patrix, is threaded in the counterdie of patrix lower end and is fixed on the interior draw point of center pit that the counterdie lower end is provided with that the junction between described patrix lower end and the counterdie upper end is provided with the guiding cylinder of mutual coupling.
In the draw point mould of acupuncture experimental machine described in the utility model, the guiding cylinder between the described upper die and lower die is a truncated cone-shaped, and its axis is vertical with the upper surface of described patrix.
In the draw point mould of acupuncture experimental machine described in the utility model, the center pit hole wall of described counterdie is provided with and is used for the draw point afterbody is locked in lock-screw in the center pit.
In the draw point mould of acupuncture experimental machine described in the utility model, the center pit of described counterdie is a through hole.
In the draw point mould of acupuncture experimental machine described in the utility model, described counterdie outside surface is provided with outer-hexagonal.
Another technical matters to be solved in the utility model is, has the inconvenient defective of draw point mould mounting or dismounting at acupuncture experimental machine in the prior art, provides a kind of draw point to install and remove conveniently and locate reliable acupuncture experimental machine.
The utility model solves this technical problem the technical scheme that is adopted: a kind of acupuncture experimental machine is provided, comprise frame, electricity core anchor clamps, be provided with the draw point mould and the hydraulic system of draw point, described frame comprises base plate and top board, be fixed between top board and the base plate and be positioned at guidepost around the base plate, between top board and base plate and be set in slide plate on the guidepost, described draw point mould is arranged on the downside of slide plate, described electric core anchor clamps are arranged on the base plate upside over against draw point mould place, and described hydraulic system is arranged on the top board and drives the described slide plate of connection and slides up and down along guidepost; Described draw point mould comprises the patrix that is fixed on the slide plate downside, be threaded in the counterdie of patrix lower end and be fixed on draw point in the center pit that the counterdie lower end is provided with.
In acupuncture experimental machine described in the utility model, the junction between described patrix lower end and the counterdie upper end is provided with the guiding cylinder of mutual coupling.
Implement acupuncture experimental machine of the present utility model, have following beneficial effect: comprise upper die and lower die and draw point by the draw point mould is set, and with upper die and lower die by being threaded togather, and draw point is fixed in the center pit of offering the counterdie lower end.Counterdie can be arranged to a plurality of according to the different size of draw point, and the upper end of each counterdie is provided with identical screw thread, can be threaded with same patrix, and when using the different size draw point, the counterdie that only needs to change the draw point mould gets final product like this.Simultaneously, the best and draw point transition fit of the center pit in each counterdie makes draw point just in time can embed in the center pit, guarantees the verticality of draw point.In addition, junction between the upper die and lower die is provided with the guiding cylinder, by this guiding cylinder, guarantee the axis of counterdie and the parallel axes of patrix, like this, only need to guarantee that when patrix is installed the axis of patrix is vertical with the upper surface of patrix, can guarantee the verticality of draw point, make the electric core to be measured that stabs that draw point can be vertical, and after changing the different size draw point, just also need not to debug again and can be guaranteed by the cylinder that leads.
In addition, comprise base plate and top board by frame is set, and between top board and base plate, guidepost be set, thus framework the framework of whole acupuncture experimental machine, securely each device is fixed on each position of frame, makes the acupuncture experimental machine reliable and stable when work; Between top board and base plate, be provided with by hydraulic system drive along the guidepost slide plate that can slide up and down, again the draw point mould is arranged on the slide plate downside, guidepost plays the effect of guiding to slide plate, behind the position of the good electric core anchor clamps of debugging, draw point is not easy to be offset in the process of dashing down, can aim at the highest bus of electric core to be measured, thereby reduce torque and moment of flexure that electric wick feed draw point to be measured brings as much as possible, guarantee that draw point is not easy to fracture; The draw point mould is arranged on the slide plate downside simultaneously, and hydraulic system is arranged on the top board, the great torque that draw point is subjected to is delivered to slide plate earlier, be positioned at the hydraulic cylinder that passes to hydraulic system after slide plate guidepost is all around offset most of torque again, the impact that this moment, hydraulic cylinder was subjected to reduces greatly, thereby has prolonged the serviceable life of hydraulic cylinder.
The utility model is described in further detail below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is the stereographic map of acupuncture experimental machine preferred embodiment described in the utility model;
Fig. 2 is the semisectional view of acupuncture experimental machine preferred embodiment described in the utility model;
Fig. 3 is the perspective view of draw point mould in the acupuncture experimental machine preferred embodiment described in the utility model;
Fig. 4 is the structural representation of the patrix of draw point mould in the acupuncture experimental machine preferred embodiment described in the utility model;
Fig. 5 is the structural representation of the counterdie of draw point mould in the acupuncture experimental machine preferred embodiment described in the utility model.
Embodiment
As shown in Figure 1, 2, in the preferred embodiment of acupuncture experimental machine of the present utility model, comprise frame 10, electric core anchor clamps 20, draw point mould 30, hydraulic system 40 and speed measuring device 50.Wherein, frame 10 is used for equipment is fixed on the basis, and the various piece of equipment is securely fixed on separately the position, comprises base plate 11, top board 12, guidepost 13 and slide plate 14.Base plate 11 can be provided with fixed connection structure on the base plate 11, so that can be fixed on the basis.Guidepost 13 vertically be arranged on base plate 11 around, its two ends are separately fixed on base plate 11 and the top board 12, thereby form the whole framework of acupuncture experimental machine.Hydraulic system 40 is arranged on top board 12 upsides, and draw point mould 30 is fixed on slide plate 14 downsides, and electric core anchor clamps 20 are fixed on the base plate 11 and are right against draw point mould 30.In this preferred embodiment, preferred guidepost 13 is four, and base plate 11 is a rectangle, and four guideposts 13 are separately positioned on four angles of base plate 11.Slide plate 14 is arranged between top board 12 and the base plate 11, the position of corresponding guidepost 13 is provided with through hole on the slide plate 14, preferably be provided with the nothing oil lining 15 that is set on the guidepost 13 in the through hole, make slide plate 14 between top board 12 and base plate 11, to slide along guidepost 13.Because the draw point mould is arranged on the slide plate downside, and hydraulic system is arranged on the top board, the great torque that draw point is subjected to is delivered to slide plate earlier, be positioned at the hydraulic cylinder that passes to hydraulic system after slide plate guidepost is all around offset most of torque again, the impact that this moment, hydraulic cylinder was subjected to reduces greatly, thereby has prolonged the serviceable life of hydraulic cylinder.
Shown in Fig. 3,4,5, draw point mould 30 comprises patrix 31, counterdie 32 and is fixed on the draw point 33 of counterdie 32 lower ends.Wherein, patrix 31 upper ends can be provided with counter sink 311, by sunk screw patrix 31 are fixed on the slide plate 14; Patrix 31 lower ends offer the threaded hole 312 with the patrix central lines, and threaded hole 312 opening parts are provided with the interior guiding cylinder 313 of band tapering.Counterdie 32 upper ends are provided with the screw thread cylinder 322 that matches with the threaded hole 312 of described patrix, the center line of this screw thread cylinder 322 is parallel with the center line of counterdie 32, be provided with the outer guiding cylinder 323 that the interior guiding cylinder 313 with described threaded hole 312 is complementary at the tail end of screw thread cylinder 322, when screw thread cylinder 322 and threaded hole 312 match, interior guiding cylinder 313 and outer guiding cylinder 323 are located mutually, make that the center line of counterdie 32 can be parallel with the center line of patrix 31.Offer center pit 321 in the lower end of counterdie 32, the center line of this center pit 321 is parallel with the center line of counterdie screw thread cylinder 322.Draw point 33 and these center pit 321 transition fit, the central lines of the center line of draw point 33 and center pit 321.The sidewall of center pit 321 is provided with lock-screw 34, is used for fixing the draw point 33 that inserts center pit 321, makes things convenient for the dismounting or the replacing of draw point 33.Like this, the center line of draw point 33 can be parallel with the center line of the interior guiding cylinder 313 of patrix, as long as guarantee that the interior guiding cylinder 313 of band tapering in the patrix 31 is vertical with patrix 31 top plan, just can guarantee that draw point 33 is vertical with the top plan of patrix 31.Make the draw point 33 parallel, reduced draw point 33 and when rushing at electric core 1 to be measured, produced huge moment of flexure, avoid draw point to be fractureed with slide plate 14 moving directions.During mounting or dismounting, only need to change counterdie, need not to change patrix, the patrix good through Installation and Debugging can not change, and guaranteed its installation accuracy, guaranteed that by the guiding cylinder different counterdies has identical installation accuracy, need not again counterdie to be debugged, install very convenient and swift.
In the above preferred embodiment, the center pit 321 of described counterdie 32 can be set to through hole, convenient regulates the leak outside length of part of draw point 33, and after draw point was fractureed, draw point 33 afterbodys that can use other shaft-like objects will be difficult to take out from center pit 321 ejected.In addition, the outside surface of counterdie 32 also can be set to the outer-hexagonal shape, makes things convenient for tool using that counterdie 32 is installed in patrix 31 lower ends solid and reliablely.
In this preferred embodiment, hydraulic system 40 is arranged on the top board 12, comprises hydraulic cylinder 41, provides the Hydraulic Station of liquid, the throttling valve 42 of feed liquor speed of control hydraulic cylinder 41 to hydraulic cylinder 41.Wherein hydraulic cylinder 41 cylinder bodies are fixed on the top board 12, and the piston rod of hydraulic cylinder 41 passes the upside that the through hole that is provided with on the top board 12 is connected slide plate 14, move up and down to drive slide plate 14.Hydraulic Station is connected to hydraulic pump by communicating pipe 43, and throttling valve 42 was arranged on communicating pipe 43.Hydraulic Station preferably adopts fixed displacement pump, with the shaft speed of stabilizing solution cylinder pressure 41, makes the slide plate 14 that is connected with piston rod at the uniform velocity to slide along guidepost 13, makes things convenient for speed measuring device 50 to test the speed.By regulating throttling valve 42, make slide plate 14 obtain rational sliding speed.
When speed measuring device tested the speed, chip triggered inductor 53 when the cycle of testing the speed begins, and the position of inductor 53 induction velocity rods 51 also is transported to chip; Chip triggers inductor 53 again when testing the speed end cycle, inductor 53 is responded to the position of velocity rod 51 once more and is delivered to chip; Chip is in the displacement of velocity rod 51 in the cycle of testing the speed according to two position calculation of two velocity rods 51, thus the speed of calculating place velocity rod 51, and this velocity amplitude is presented on the display device 54, thereby finish the whole process that tests the speed.Because velocity rod 51 is connected with slide plate 14, and draw point mould 30 is fixed on the slide plate 14, so the speed that records of speed measuring device 50 is the speed of draw point 33.By the draw point speed of this speed measuring device 50 feedbacks, the timely throttling valve 42 in the regulator solution pressing system makes requirement when the draw point movement velocity reaches concrete the experiment.
Claims (7)
1. the draw point mould of an acupuncture experimental machine, it is characterized in that, described draw point mould comprises patrix, is threaded in the counterdie of patrix lower end and is fixed on the interior draw point of center pit that the counterdie lower end is provided with that the junction between described patrix lower end and the counterdie upper end is provided with the guiding cylinder of mutual coupling.
2. according to the draw point mould of the described acupuncture experimental machine of claim 1, it is characterized in that the guiding cylinder between the described upper die and lower die is a truncated cone-shaped, its axis is vertical with the upper surface of described patrix.
3. according to the draw point mould of the described acupuncture experimental machine of claim 1, it is characterized in that the center pit hole wall of described counterdie is provided with and is used for the draw point afterbody is locked in lock-screw in the center pit.
4. according to the draw point mould of the described acupuncture experimental machine of claim 3, it is characterized in that the center pit of described counterdie is a through hole.
5. according to the draw point mould of each described acupuncture experimental machine in the claim 1 to 4, it is characterized in that described counterdie outside surface is provided with outer-hexagonal.
6. acupuncture experimental machine, comprise frame, electric core anchor clamps, be provided with the draw point mould and the hydraulic system of draw point, it is characterized in that, described frame comprises base plate and top board, be fixed between top board and the base plate and the guidepost around base plate, between top board and base plate and be set in slide plate on the guidepost, described draw point mould is arranged on the downside of slide plate, described electric core anchor clamps are arranged on the base plate upside over against draw point mould place, and described hydraulic system is arranged on the top board and drives the described slide plate of connection and slides up and down along guidepost; Described draw point mould comprises the patrix that is fixed on the slide plate downside, be threaded in the counterdie of patrix lower end and be fixed on draw point in the center pit that the counterdie lower end is provided with.
7. according to the described acupuncture experimental machine of claim 6, it is characterized in that the junction between described patrix lower end and the counterdie upper end is provided with the guiding cylinder of mutual coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201719243U CN201130194Y (en) | 2007-09-21 | 2007-09-21 | Steel needle mold and needle aculeus experimental machine with the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201719243U CN201130194Y (en) | 2007-09-21 | 2007-09-21 | Steel needle mold and needle aculeus experimental machine with the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201130194Y true CN201130194Y (en) | 2008-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201719243U Expired - Lifetime CN201130194Y (en) | 2007-09-21 | 2007-09-21 | Steel needle mold and needle aculeus experimental machine with the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201130194Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103454455A (en) * | 2012-05-30 | 2013-12-18 | 海洋王（东莞）照明科技有限公司 | Battery needling device |
| CN104076290A (en) * | 2013-03-29 | 2014-10-01 | 深圳市海洋王照明工程有限公司 | Battery testing device |
| CN105334467A (en) * | 2015-10-16 | 2016-02-17 | 辰星（天津）自动化设备有限公司 | Puncturing device for cell detection |
| CN106124998A (en) * | 2016-08-10 | 2016-11-16 | 惠州出入境检验检疫局检验检疫综合技术中心 | A kind of lithium battery interior short circuit test method |
| CN109317937A (en) * | 2018-11-12 | 2019-02-12 | 合肥工业大学 | A kind of improved aluminum piston processing method |
-
2007
- 2007-09-21 CN CNU2007201719243U patent/CN201130194Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103454455A (en) * | 2012-05-30 | 2013-12-18 | 海洋王（东莞）照明科技有限公司 | Battery needling device |
| CN104076290A (en) * | 2013-03-29 | 2014-10-01 | 深圳市海洋王照明工程有限公司 | Battery testing device |
| CN105334467A (en) * | 2015-10-16 | 2016-02-17 | 辰星（天津）自动化设备有限公司 | Puncturing device for cell detection |
| CN106124998A (en) * | 2016-08-10 | 2016-11-16 | 惠州出入境检验检疫局检验检疫综合技术中心 | A kind of lithium battery interior short circuit test method |
| CN106124998B (en) * | 2016-08-10 | 2018-09-25 | 惠州出入境检验检疫局检验检疫综合技术中心 | A kind of lithium battery interior short circuit test method |
| CN109317937A (en) * | 2018-11-12 | 2019-02-12 | 合肥工业大学 | A kind of improved aluminum piston processing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20081008 |