CN206960194U - The structure of pointing machine hot pressing during a kind of weld seam detection sample preparation - Google Patents

The structure of pointing machine hot pressing during a kind of weld seam detection sample preparation Download PDF

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Publication number
CN206960194U
CN206960194U CN201720766763.6U CN201720766763U CN206960194U CN 206960194 U CN206960194 U CN 206960194U CN 201720766763 U CN201720766763 U CN 201720766763U CN 206960194 U CN206960194 U CN 206960194U
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China
Prior art keywords
mould
weld seam
hot pressing
sample preparation
die cavity
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CN201720766763.6U
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Chinese (zh)
Inventor
郑志彪
陆文秀
杨向丹
丁婷
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China Lithium Battery Technology Co Ltd
CALB Technology Co Ltd
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China Aviation Lithium Battery Jiangsu Co Ltd
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Abstract

The structure of pointing machine hot pressing when the utility model is related to a kind of lithium battery welding detection technique field, particularly weld seam detection sample preparation, including upper die and lower die, the lower mould are arranged in extrusion die cavity, and the extrusion die cavity upper end is connected with upper mould;The lower mould lower end is connected with push rod one end, and the push rod other end is fixedly connected with helical structure;Filled phenolic resin in extrusion die cavity between the lower mould and upper mould.After said structure, lower mould is rotated to correct position by the utility model, and after the completion of cutting sample, phenolic resin, which is filled out, to be covered, and upper mould can be compacted into resin, and screwing by screw thread by spring immediately;Total is axially and radially all carrying out suitable fixation, ensures smoothly completing for whole mosaic process.

Description

The structure of pointing machine hot pressing during a kind of weld seam detection sample preparation
Technical field
Pointing machine heat when the utility model is related to a kind of lithium battery welding detection technique field, particularly weld seam detection sample preparation The structure of pressure.
Background technology
Laser welding is widely used in current industrial processes.Especially it is being machined, device fabrication, vapour The industry such as turner industry and shipbuilding, and be production technology important in the industry of our company's professional production electrokinetic cell. During laser welding, the demand that can will enter heat and be preferably minimized, the metallographic excursion of heat affected area is small, is because heat passes One of minimum Type of Welding of weld zone deformation caused by leading.In electrokinetic cell production technology:Battery core enters the envelope in shell to aluminum hull Mouth weldering, liquid injection port sealing nail welding, the application such as overall laser welding, the cleaning of pole of module are very common.At us to laser Before the fusion penetration of welding, molten wide and effective area measurement, we will pass through cutting sample, inlay, grinding and polishing, corrosion and metallographic microscope Observation.
The U of Chinese utility model patent CN 204241287 disclose it is a kind of quickly make the pointing machine for inlaying style, by cylinder The part such as set, heating mantle, upper cover plate, upper die and lower die, screw mandrel, bevel gear, handwheel, spring, temperature controller, timer forms, described Cylinder sleeve in be provided with upper die and lower die, be provided with heating mantle outside the cylinder sleeve, described upper cover plate passes through upper cover plate bolt It is fixed, there is individual knob among upper cover plate, described handwheel is connected by bevel gear and screw mandrel with lower mould, and bullet is provided below in screw mandrel Spring, a perforated steel plate is provided with described lower mould, this steel plate can take out.
The content of the invention
The utility model technical issues that need to address are to provide in a kind of lithium battery laser welding sample pointing machine surely Fixed hot pressing structure.
To solve above-mentioned technical problem, the structure of pointing machine hot pressing during a kind of weld seam detection sample preparation of the present utility model, Including upper die and lower die, the lower mould is arranged in extrusion die cavity, and the extrusion die cavity upper end is connected with upper mould;The lower mould Lower end is connected with push rod one end, and the push rod other end is fixedly connected with helical structure;Squeezing between the lower mould and upper mould Filled phenolic resin in compression mold cavities.
Further, the extrusion die cavity is made of nodular cast iron.
Further, locking headkerchief is installed on the outside of the upper mould, spring is provided between the upper mould and locking headkerchief.
Further, it is provided with shaft end jump ring on the outside of the upper die tip.
After said structure, lower mould is rotated to correct position by the utility model, after the completion of cutting sample, phenolic aldehyde tree Fat, which is filled out, to be covered, and upper mould can be compacted into resin, and screwing by screw thread by spring immediately;Total is in axial direction and footpath To suitable fixation has all been carried out, ensure smoothly completing for whole mosaic process.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
The structural representation of the structure of pointing machine hot pressing when Fig. 1 is a kind of weld seam detection sample preparation of the utility model.
In figure:1 is screw mechanism, and 2 be push rod, and 3 be lower mould, and 4 be extrusion die cavity, and 5 be phenolic resin, and 6 be sample coupon, 7 To lock headkerchief, 8 be spring, and 9 be upper mould, and 10 be shaft end jump ring
Embodiment
Constantly carry out the sampling of sample to involved laser welding during battery is produced in Li electricity enterprises Journey, then by cutting sample, inlay, grinding and polishing, 5 processes of observation of corrosion and metallographic microscope.Because used in welding equipment During, at any time can the operational factor of adjusting device in itself, the energy needed for such as welding equipment, amplitude and pressure.Each After adjusting device parameter, Metallographic Analysis and the dimension analysis of weld seam should be all carried out.
As shown in figure 1, during a kind of weld seam detection sample preparation of the utility model pointing machine hot pressing structure, including upper mould 9 and under Mould 3, the lower mould 3 are arranged on 4 in extrusion die cavity, and the upper end of extrusion die cavity 4 is connected with upper mould 9.In present embodiment, institute State extrusion die cavity 4 to be made of nodular cast iron, so extruded using made of the relatively good spheroidal graphite cast-iron of rigidity and tensile strength Die cavity 4, it is fully able to bear 120-130 DEG C of heating-up temperature.The lower end of lower mould 3 is connected with the one end of push rod 2, the push rod 2 other ends are fixedly connected with helical structure 1;Filled phenolic resin 5 in extrusion die cavity 4 between the lower mould 3 and upper mould 9.
Further, locking headkerchief is installed on the outside of the upper mould, spring is provided between the upper mould and locking headkerchief. Further, the apical lateral of upper mould 9 is provided with shaft end jump ring 10, and the major limitation of shaft end jump ring 10 locks the axle of headkerchief 7 To fixed position.
Operation principle of the present utility model is as follows:Screw mechanism 1 is risen into suitable height, push rod 2 and spiral first The head of mechanism 1 welds together.Lower mould 3 is as the worm drive of screw mechanism 1 are to suitable position.Sample coupon 6 is put into In a diameter of 22mm extrusion die cavity 4, pay attention to when sample coupon 6 are put into, notice that face of welding position should be down.So Phenolic resin 5 is filled into extrusion die cavity 4 afterwards, notices that phenolic resin 5 should exceed the height of sample coupon 6.Then by upper mould 9, the compacting part that spring 8 and locking headkerchief 7 constitute jointly effectively is clamped.Then it is being heated to 120- by pointing machine 130 DEG C, extrusion forming, be cooled to 70-80 DEG C, feeding, thus complete whole sample coupon mosaic process, be later grinding and polishing, corruption Erosion and metallographic observation are got ready.
Although the foregoing describing specific embodiment of the present utility model, those skilled in the art should manage Solution, these are merely illustrative of, and various changes or modifications can be made to present embodiment, without departing from original of the present utility model Reason and essence, the scope of protection of the utility model are only limited by the claims that follow.

Claims (4)

1. the structure of pointing machine hot pressing during a kind of weld seam detection sample preparation, including upper die and lower die, it is characterised in that:The lower mould is set Put in extrusion die cavity, the extrusion die cavity upper end is connected with upper mould;The lower mould lower end is connected with push rod one end, described The push rod other end is fixedly connected with helical structure;Filled phenolic resin in extrusion die cavity between the lower mould and upper mould.
2. according to the structure of pointing machine hot pressing during a kind of weld seam detection sample preparation described in claim 1, it is characterised in that:It is described to squeeze Compression mold cavities are made of nodular cast iron.
3. according to the structure of pointing machine hot pressing during a kind of weld seam detection sample preparation described in claim 1, it is characterised in that:On described Locking headkerchief is installed on the outside of mould, spring is provided between the upper mould and locking headkerchief.
4. according to the structure of pointing machine hot pressing during a kind of weld seam detection sample preparation described in claim 3, it is characterised in that:On described Shaft end jump ring is provided with the outside of die tip.
CN201720766763.6U 2017-06-28 2017-06-28 The structure of pointing machine hot pressing during a kind of weld seam detection sample preparation Active CN206960194U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720766763.6U CN206960194U (en) 2017-06-28 2017-06-28 The structure of pointing machine hot pressing during a kind of weld seam detection sample preparation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720766763.6U CN206960194U (en) 2017-06-28 2017-06-28 The structure of pointing machine hot pressing during a kind of weld seam detection sample preparation

Publications (1)

Publication Number Publication Date
CN206960194U true CN206960194U (en) 2018-02-02

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Country Status (1)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108279148A (en) * 2018-02-08 2018-07-13 莱州市华兴测试仪器有限公司 A kind of automatic depanning pointing machine
CN109014678A (en) * 2018-08-30 2018-12-18 陕西庆华汽车安全系统有限公司 A kind of fusion penetration and molten wide detection method of thin-walled material welding surface
CN113702133A (en) * 2021-09-13 2021-11-26 西安汉唐分析检测有限公司 Pressing block for metallographic hot-pressing sample embedding device and using method thereof
CN108279148B (en) * 2018-02-08 2024-05-24 莱州市华兴测试仪器有限公司 Automatic demolding and embedding machine

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108279148A (en) * 2018-02-08 2018-07-13 莱州市华兴测试仪器有限公司 A kind of automatic depanning pointing machine
CN108279148B (en) * 2018-02-08 2024-05-24 莱州市华兴测试仪器有限公司 Automatic demolding and embedding machine
CN109014678A (en) * 2018-08-30 2018-12-18 陕西庆华汽车安全系统有限公司 A kind of fusion penetration and molten wide detection method of thin-walled material welding surface
CN113702133A (en) * 2021-09-13 2021-11-26 西安汉唐分析检测有限公司 Pressing block for metallographic hot-pressing sample embedding device and using method thereof
CN113702133B (en) * 2021-09-13 2024-02-20 西安汉唐分析检测有限公司 Briquetting for metallographic hot-pressing sample-inserting device and use method thereof

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CP01 Change in the name or title of a patent holder

Address after: 213200 Jiangdong Avenue 1, Jintan District, Jiangsu, Changzhou

Patentee after: AVIC lithium Technology Co.,Ltd.

Address before: 213200 Jiangdong Avenue 1, Jintan District, Jiangsu, Changzhou

Patentee before: CHINA AVIATION LITHIUM BATTERY Co.,Ltd.

CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: No.1 Jiangdong Avenue, Jintan District, Changzhou City, Jiangsu Province

Patentee after: AVIC lithium Technology Co.,Ltd.

Address before: No.1 Jiangdong Avenue, Jintan District, Changzhou City, Jiangsu Province

Patentee before: AVIC lithium Technology Co.,Ltd.

Address after: No.1 Jiangdong Avenue, Jintan District, Changzhou City, Jiangsu Province

Patentee after: Zhongchuangxin Aviation Technology Co.,Ltd.

Address before: No.1 Jiangdong Avenue, Jintan District, Changzhou City, Jiangsu Province

Patentee before: AVIC lithium Technology Co.,Ltd.

CP01 Change in the name or title of a patent holder