CN109912187A - The moulding process of quartzy ball milling - Google Patents
The moulding process of quartzy ball milling Download PDFInfo
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- CN109912187A CN109912187A CN201910275582.7A CN201910275582A CN109912187A CN 109912187 A CN109912187 A CN 109912187A CN 201910275582 A CN201910275582 A CN 201910275582A CN 109912187 A CN109912187 A CN 109912187A
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- quartz ampoule
- ball milling
- quartz
- quartzy
- graphite jig
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Abstract
The invention discloses a kind of moulding process of quartzy ball milling, comprising the following steps: A, prepares quartz ampoule closed at one end；B, quartz ampoule is cleaned；C, the graphite jig for taking quartz ampoule correspondingly-sized is installed on lathe middle carriage；D, lathe clamps quartz ampoule, adjusts quartz ampoule concentricity；E, graphite jig position is adjusted, is allowed to and quartzy pipe outer wall tangent point contact；F, it opens fire, be in contact on scorification quartz ampoule with graphite jig part, inflates into quartz ampoule, and first quartz ball wears into type；G, step E and F are repeated, until using up whole quartz ampoule, multiple quartz balls wear into type；H, the quartz ampoule for forming multiple quartzy ball millings is removed, cutting process is carried out, forms multiple quartzy ball milling monomers；I, it polishes quartzy ball milling monomer；J, quartzy ball milling monomer is cleaned to obtain finished product.The present invention has the quartzy ball milling size produced unified, the advantage that product control is good, low to the technical requirements of operator, product qualification rate is high.
Description
Technical field
The present invention relates to a kind of moulding process of quartzy accessory, especially a kind of moulding process of quartzy ball milling.
Background technique
Quartzy ball milling is the important accessory on quartz products, and all high-temperature services need to use stone when connecting using quartz ware
English ball milling connection sealing, ventilation or thermometric are a kind of very big quartzy accessories of usage amount, since quartzy ball milling makes in most
With occasion to dimensional accuracy without too high requirement, current quartzy ball milling in production to the of less demanding of size, when production
A quartz ampoule closed at one end is taken first, certain fragment position for being heated at high temperature quartz ampoule makes its melting, by operator in quartz
It manages unclosed end manually to blow, deformation occurs for the quartz ampoule of heating section, waits for heating section deformation by the personal experience of operator
At suitable size orbicule when stop blowing, complete the production of a quartzy ball milling, this production technology is to operator's
Skill requirement is higher, batch production when, even veteran operator also will appear in practical operation it is higher
Rejection rate increases cost；The product size produced is not sought unity of standard, and in the actual production process, is affected by gravity,
The lower semisphere volume of orbicule can be significantly greater than episphere volume, and product aesthetics is poor, and quality is also irregular.Therefore, existing
With the presence of the ununified dimensional standard of the quartzy ball milling produced of quartz ball mill moulding process, product control is poor, to operation
The problem that the technical requirements of personnel are high, qualification rate is lower.
Summary of the invention
The object of the present invention is to provide a kind of moulding process of quartzy ball milling.It has the quartzy ball milling produced
Size is unified, the advantage that product control is good, low to the technical requirements of operator, product qualification rate is high.
Technical solution of the present invention: the moulding process of quartzy ball milling, comprising the following steps:
A, prepare quartz ampoule closed at one end；
B, quartz ampoule is cleaned；
C, the graphite jig for taking quartz ampoule correspondingly-sized is installed on lathe middle carriage；
D, lathe three-claw chuck clamps quartz ampoule, makes quartz ampoule closed section close to graphite jig, starts lathe, adjusts quartz
Pipe concentricity；
E, graphite jig position is adjusted, is allowed to and quartzy pipe outer wall tangent point contact；
F, it opens fire, be in contact on scorification quartz ampoule with graphite jig part, inflates into quartz ampoule, first quartzy ball milling
Molding；
G, step E and F are repeated, until using up whole quartz ampoule, multiple quartz balls wear into type；
H, the quartz ampoule for forming multiple quartzy ball millings is removed from lathe, carries out cutting process, forms multiple quartzy ball millings
Monomer；
I, it polishes quartzy ball milling monomer；
J, quartzy ball milling monomer is cleaned to obtain finished product.
In the moulding process of quartz ball milling above-mentioned, 10% HF solution is first used to impregnate 5- when cleaning in the step B
Then 10min uses pure water rinsing, baking oven cleaning drying.
In the moulding process of quartz ball milling above-mentioned, the flame temperature opened fire in the step F is 1630-1670 DEG C.
In the moulding process of quartz ball milling above-mentioned, the form sprayed for flame of opening fire in the step F is ejected
Flame gives 4.2-4.7 kilograms of quartz ampoule/cm2Flame pressure.
It is above-mentioned quartz ball milling moulding process in, the graphite jig be tape spool rotary structure, graphite jig with
For graphite jig along axis autorotation, direction of rotation is opposite with quartz ampoule direction of rotation after quartzy pipe outer wall tangent point contact.
In the moulding process of quartz ball milling above-mentioned, 5% HF solution is first used to impregnate 3- when cleaning in the step J
Then 5min uses pure water rinsing, baking oven cleaning drying.
In the moulding process of quartz ball milling above-mentioned, the graphite jig is mounted on a lifting platform, each quartz ball
Graphite jig falls before a distance after wearing into type, then moves axially a distance along quartz ampoule, before finally rising to decline
Highly.
In the moulding process of quartz ball milling above-mentioned, one end of the quartz ampoule upper opening is clogged by cork, cork
On there are stomata, be inserted into leather hose in stomata.
In the moulding process of quartz ball milling above-mentioned, polishing in the step I carries out in swage tool, successively plus middle sand
It polishes respectively with fine sand the spherical surface of quartzy ball milling monomer.
In the moulding process of quartz ball milling above-mentioned, the inflation in the step F makes quartz using the form of transformation gas supply
Pipe puddle fits with graphite jig.
Compared with prior art, the present invention is by the way that quartz ampoule closed at one end to be mounted on lathe, quartz ampoule rotation, choosing
Graphite jig and the quartzy pipe outer wall for selecting suitable dimension are tangent, and heating makes the partial melting that is in contact on quartz ampoule with graphite jig,
Operator need to only control gas source feed until quartz ampoule puddle fit with graphite jig can be formed it is fixed-size
Quartzy ball milling, low to the technical requirements of operator, the product product control produced is good, and this production method makes quartzy ball milling one
Secondary molding, graphite jig can carry out preliminary grinding simultaneously to quartzy ball milling, improve production efficiency, also reduce waste product
Rate；Specifically, graphite jig of the invention is the rotary structure of tape spool, stone after graphite jig and quartzy pipe outer wall tangent point contact
Black mold is along axis autorotation, and direction of rotation is with quartz ampoule direction of rotation on the contrary, this setting is so that graphite jig also can be uniform
It is heated, while uniform wear, itself service life can be also improved while improving product quality；During heating, injection
Flame gives quartz ampoule certain flame pressure, this pressure can give the support force and quartz ball of quartzy ball milling with mold
The gravity for grinding itself forms a dynamic equilibrium, keeps the quartzy ball milling shape produced more regular, product quality is higher.
In addition, cleaning process is first soaked for a period of time by HF solution again by pure water rinsing, product cleanliness is high；Quartz ampoule
Open end is clogged by cork, there are stomata on cork, is inserted into leather hose in stomata, and air-tightness is good, and operator controls gas source,
Transformation gas supply operates easy and does not endanger operator's health compared to the conventional form manually blown；Each quartz ball milling
After molding, quartz ampoule holding position is constant, mobile graphite jig position, the distance phase that wherein graphite jig declines and rises every time
Together, it ensure that the quartzy ball milling size dimension processed is consistent, enhance product control.
To sum up, the present invention has that the quartzy ball milling size produced is unified, and product control is good, technical requirements to operator
Advantage low, product qualification rate is high.
Detailed description of the invention
Fig. 1 is the lathe structure schematic diagram of quartzy ball milling processing；
Fig. 2 is the cross-sectional view of graphite jig；
Fig. 3 is the structural schematic diagram of quartzy ball milling monomer.
The label in accompanying drawing is: 1- lathe bed, 2- middle carriage, 3- lifting platform, 4- graphite jig, 5- flame thrower, 6- tri-
Dog chuck, 7- quartz ball milling monomer.
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples, but be not intended as to the present invention limit according to
According to.
Embodiment 1: the moulding process of quartzy ball milling, comprising the following steps:
A, prepare quartz ampoule closed at one end；
B, quartz ampoule is cleaned；
C, the graphite jig for taking quartz ampoule correspondingly-sized is installed on lathe middle carriage；
D, lathe three-claw chuck clamps quartz ampoule, makes quartz ampoule closed section close to graphite jig, starts lathe, adjusts quartz
Pipe concentricity；
E, graphite jig position is adjusted, is allowed to and quartzy pipe outer wall tangent point contact；
F, it opens fire, be in contact on scorification quartz ampoule with graphite jig part, inflates into quartz ampoule, first quartzy ball milling
Molding；
G, step E and F are repeated, until using up whole quartz ampoule, multiple quartz balls wear into type；
H, the quartz ampoule for forming multiple quartzy ball millings is removed from lathe, carries out cutting process, forms multiple quartzy ball millings
Monomer；
I, it polishes quartzy ball milling monomer；
J, quartzy ball milling monomer is cleaned to obtain finished product.
It first uses 10% HF solution to impregnate 5-10min when cleaning in the step B, then uses pure water rinsing, baking oven is clean
Net drying.
The flame temperature opened fire in the step F is 1630-1670 DEG C.
Open fire in the step F for flame injection form, the flame ejected give 4.2-4.7 kilograms of quartz ampoule/
cm2Flame pressure.
The graphite jig is the rotary structure of tape spool, graphite jig after graphite jig and quartzy pipe outer wall tangent point contact
Along axis autorotation, direction of rotation is opposite with quartz ampoule direction of rotation.
It first uses 5% HF solution to impregnate 3-5min when cleaning in the step J, then uses pure water rinsing, baking oven is clean
Drying.
The graphite jig is mounted on a lifting platform, each quartz ball wear into graphite jig after type fall before one section away from
From, then along quartz ampoule a distance is moved axially, the height before finally rising to decline.
One end of the quartz ampoule upper opening is clogged by cork, there are stomata on cork, is inserted into leather hose in stomata.
Polishing in the step I carries out in swage tool, and successively plus middle sand and fine sand polishs quartz ball milling monomer respectively
Spherical surface.
The form that inflation in the step F is supplied using transformation, the air pressure that gas source provides are gradually increased, and keep quartz ampoule molten
Melt part to fit with graphite jig, gas supply air pressure reaches peak value when fitting, is hereafter gradually reduced, has completely imitated and manually blown
Gas operation.
In concentricity adjusting, graphite jig is supported the quartz ampoule with lathe middle carriage, and upper end resists quartzy pipe outside diameter,
Lathe is started, the rotation of quartz ampoule middling speed, then concentricity is inaccurate for quartzy pipe outside diameter and the generation bounce of graphite jig contact point, needs to adjust
Whole quartz ampoule position continues to test, until completing the adjusting of concentricity without bounce when quartz ampoule rotation.
Embodiment 2: the moulding process of quartzy ball milling, comprising the following steps:
A, prepare quartz ampoule closed at one end；
B, quartz ampoule is cleaned；
C, the graphite jig for taking quartz ampoule correspondingly-sized is installed on lathe middle carriage；
D, lathe three-claw chuck clamps quartz ampoule, makes quartz ampoule closed section close to graphite jig, starts lathe, adjusts quartz
Pipe concentricity；
E, graphite jig position is adjusted, is allowed to and quartzy pipe outer wall tangent point contact；
F, it opens fire, be in contact on scorification quartz ampoule with graphite jig part, inflates into quartz ampoule, first quartzy ball milling
Molding；
G, step E and F are repeated, until using up whole quartz ampoule, multiple quartz balls wear into type；
H, the quartz ampoule for forming multiple quartzy ball millings is removed from lathe, carries out cutting process, forms multiple quartzy ball millings
Monomer；
I, it polishes quartzy ball milling monomer；
J, quartzy ball milling monomer is cleaned to obtain finished product.
It first uses 10% HF solution to impregnate 5min when cleaning in the step B, then uses pure water rinsing, baking oven cleaning is dried
It is dry.
The flame temperature opened fire in the step F is 1630 DEG C.
It is opened fire in the step F as the form of flame injection, the flame ejected gives quartz ampoule 4.2 kilograms/cm2's
Flame pressure.
The graphite jig is the rotary structure of tape spool, graphite jig after graphite jig and quartzy pipe outer wall tangent point contact
Along axis autorotation, direction of rotation is opposite with quartz ampoule direction of rotation.
It first uses 5% HF solution to impregnate 3min when cleaning in the step J, then uses pure water rinsing, baking oven cleaning is dried
It is dry.
The graphite jig is mounted on a lifting platform, each quartz ball wear into graphite jig after type fall before one section away from
From, then along quartz ampoule a distance is moved axially, the height before finally rising to decline.
One end of the quartz ampoule upper opening is clogged by cork, there are stomata on cork, is inserted into leather hose in stomata.
Polishing in the step I carries out in swage tool, and successively plus middle sand and fine sand polishs quartz ball milling monomer respectively
Spherical surface.
The form that inflation in the step F is supplied using transformation, the air pressure that gas source provides are gradually increased, and keep quartz ampoule molten
Melt part to fit with graphite jig, gas supply air pressure reaches peak value when fitting, is hereafter gradually reduced, has completely imitated and manually blown
Gas operation.
In concentricity adjusting, graphite jig is supported the quartz ampoule with lathe middle carriage, and upper end resists quartzy pipe outside diameter,
Lathe is started, the rotation of quartz ampoule middling speed, then concentricity is inaccurate for quartzy pipe outside diameter and the generation bounce of graphite jig contact point, needs to adjust
Whole quartz ampoule position continues to test, until completing the adjusting of concentricity without bounce when quartz ampoule rotation.
Embodiment 3: the moulding process of quartzy ball milling, comprising the following steps:
A, prepare quartz ampoule closed at one end；
B, quartz ampoule is cleaned；
C, the graphite jig for taking quartz ampoule correspondingly-sized is installed on lathe middle carriage；
D, lathe three-claw chuck clamps quartz ampoule, makes quartz ampoule closed section close to graphite jig, starts lathe, adjusts quartz
Pipe concentricity；
E, graphite jig position is adjusted, is allowed to and quartzy pipe outer wall tangent point contact；
F, it opens fire, be in contact on scorification quartz ampoule with graphite jig part, inflates into quartz ampoule, first quartzy ball milling
Molding；
G, step E and F are repeated, until using up whole quartz ampoule, multiple quartz balls wear into type；
H, the quartz ampoule for forming multiple quartzy ball millings is removed from lathe, carries out cutting process, forms multiple quartzy ball millings
Monomer；
I, it polishes quartzy ball milling monomer；
J, quartzy ball milling monomer is cleaned to obtain finished product.
It first uses 10% HF solution to impregnate 10min when cleaning in the step B, then uses pure water rinsing, baking oven is clean
Drying.
The flame temperature opened fire in the step F is 1670 DEG C.
It is opened fire in the step F as the form of flame injection, the flame ejected gives quartz ampoule 4.7 kilograms/cm2's
Flame pressure.
The graphite jig is the rotary structure of tape spool, graphite jig after graphite jig and quartzy pipe outer wall tangent point contact
Along axis autorotation, direction of rotation is opposite with quartz ampoule direction of rotation.
It first uses 5% HF solution to impregnate 5min when cleaning in the step J, then uses pure water rinsing, baking oven cleaning is dried
It is dry.
The graphite jig is mounted on a lifting platform, each quartz ball wear into graphite jig after type fall before one section away from
From, then along quartz ampoule a distance is moved axially, the height before finally rising to decline.
One end of the quartz ampoule upper opening is clogged by cork, there are stomata on cork, is inserted into leather hose in stomata.
Polishing in the step I carries out in swage tool, and successively plus middle sand and fine sand polishs quartz ball milling monomer respectively
Spherical surface.
The form that inflation in the step F is supplied using transformation, the air pressure that gas source provides are gradually increased, and keep quartz ampoule molten
Melt part to fit with graphite jig, gas supply air pressure reaches peak value when fitting, is hereafter gradually reduced, has completely imitated and manually blown
Gas operation.
In concentricity adjusting, graphite jig is supported the quartz ampoule with lathe middle carriage, and upper end resists quartzy pipe outside diameter,
Lathe is started, the rotation of quartz ampoule middling speed, then concentricity is inaccurate for quartzy pipe outside diameter and the generation bounce of graphite jig contact point, needs to adjust
Whole quartz ampoule position continues to test, until completing the adjusting of concentricity without bounce when quartz ampoule rotation.
Embodiment 4: the moulding process of quartzy ball milling, comprising the following steps:
A, prepare quartz ampoule closed at one end；
B, quartz ampoule is cleaned；
C, the graphite jig for taking quartz ampoule correspondingly-sized is installed on lathe middle carriage；
D, lathe three-claw chuck clamps quartz ampoule, makes quartz ampoule closed section close to graphite jig, starts lathe, adjusts quartz
Pipe concentricity；
E, graphite jig position is adjusted, is allowed to and quartzy pipe outer wall tangent point contact；
F, it opens fire, be in contact on scorification quartz ampoule with graphite jig part, inflates into quartz ampoule, first quartzy ball milling
Molding；
G, step E and F are repeated, until using up whole quartz ampoule, multiple quartz balls wear into type；
H, the quartz ampoule for forming multiple quartzy ball millings is removed from lathe, carries out cutting process, forms multiple quartzy ball millings
Monomer；
I, it polishes quartzy ball milling monomer；
J, quartzy ball milling monomer is cleaned to obtain finished product.
It first uses 10% HF solution to impregnate 8min when cleaning in the step B, then uses pure water rinsing, baking oven cleaning is dried
It is dry.
The flame temperature opened fire in the step F is 1650 DEG C.
It is opened fire in the step F as the form of flame injection, the flame ejected gives quartz ampoule 4.5 kilograms/cm2's
Flame pressure.
The graphite jig is the rotary structure of tape spool, graphite jig after graphite jig and quartzy pipe outer wall tangent point contact
Along axis autorotation, direction of rotation is opposite with quartz ampoule direction of rotation.
It first uses 5% HF solution to impregnate 4min when cleaning in the step J, then uses pure water rinsing, baking oven cleaning is dried
It is dry.
The graphite jig is mounted on a lifting platform, each quartz ball wear into graphite jig after type fall before one section away from
From, then along quartz ampoule a distance is moved axially, the height before finally rising to decline.
One end of the quartz ampoule upper opening is clogged by cork, there are stomata on cork, is inserted into leather hose in stomata.
Polishing in the step I carries out in swage tool, and successively plus middle sand and fine sand polishs quartz ball milling monomer respectively
Spherical surface.
The form that inflation in the step F is supplied using transformation, the air pressure that gas source provides are gradually increased, and keep quartz ampoule molten
Melt part to fit with graphite jig, gas supply air pressure reaches peak value when fitting, is hereafter gradually reduced, has completely imitated and manually blown
Gas operation.
In concentricity adjusting, graphite jig is supported the quartz ampoule with lathe middle carriage, and upper end resists quartzy pipe outside diameter,
Lathe is started, the rotation of quartz ampoule middling speed, then concentricity is inaccurate for quartzy pipe outside diameter and the generation bounce of graphite jig contact point, needs to adjust
Whole quartz ampoule position continues to test, until completing the adjusting of concentricity without bounce when quartz ampoule rotation.
The moulding process of quartzy ball milling carries out on the lathe of restructuring in embodiment 1- embodiment 4, lathe such as Fig. 1 institute
Show, specifically included lathe bed 1, lathe bed 1 is equipped with middle carriage 2, and middle carriage 2 is equipped with lifting platform 3, and lifting platform 3 is equipped with graphite
Mold 4 is equipped with the flame thrower 5 being fixed on lifting platform 3 above graphite jig 4, and the two sides of lathe bed 1 are equipped with scroll chuck
6, it is used to clamping quartz ampoule, the unclosed end of quartz ampoule is connected with gas source, can supply under operator's control with transformation, wherein
Graphite jig 4 is rotary structure, is connect, can be rotated with driving device by shaft, specific structure is as shown in Fig. 2, obtain
Quartzy 7 shape of ball milling monomer it is as shown in Figure 3.
Claims (10)
1. the moulding process of quartzy ball milling, which comprises the following steps:
A, prepare quartz ampoule closed at one end；
B, quartz ampoule is cleaned；
C, the graphite jig for taking quartz ampoule correspondingly-sized is installed on lathe middle carriage；
D, lathe three-claw chuck clamps quartz ampoule, makes quartz ampoule closed section close to graphite jig, starts lathe, it is same to adjust quartz ampoule
Heart degree；
E, graphite jig position is adjusted, is allowed to and quartzy pipe outer wall tangent point contact；
F, it opens fire, be in contact on scorification quartz ampoule with graphite jig part, inflates into quartz ampoule, and first quartz ball is worn into
Type；
G, step E and F are repeated, until using up whole quartz ampoule, multiple quartz balls wear into type；
H, the quartz ampoule for forming multiple quartzy ball millings is removed from lathe, carries out cutting process, forms multiple quartzy ball milling monomers；
I, it polishes quartzy ball milling monomer；
J, quartzy ball milling monomer is cleaned to obtain finished product.
2. the moulding process of quartz ball milling according to claim 1, it is characterised in that: first adopted when being cleaned in the step B
5-10min is impregnated with 10% HF solution, then uses pure water rinsing, baking oven cleaning drying.
3. the moulding process of quartz ball milling according to claim 1, it is characterised in that: the flame opened fire in the step F
Temperature is 1630-1670 DEG C.
4. the moulding process of quartz ball milling according to claim 1 or 3, it is characterised in that: open fire in the step F as fire
The form of flame injection, the flame ejected give 4.2-4.7 kilograms of quartz ampoule/cm2Flame pressure.
5. the moulding process of quartz ball milling according to claim 1, it is characterised in that: the graphite jig is returning for tape spool
Graphite jig is along axis autorotation, direction of rotation and quartz ampoule after swivel structure, graphite jig and quartzy pipe outer wall tangent point contact
Direction of rotation is opposite.
6. the moulding process of quartz ball milling according to claim 1, it is characterised in that: first adopted when being cleaned in the step J
3-5min is impregnated with 5% HF solution, then uses pure water rinsing, baking oven cleaning drying.
7. the moulding process of quartzy ball milling according to claim 1 or 5, it is characterised in that: the graphite jig is mounted on
On one lifting platform, graphite jig falls before a distance after each quartz ball wears into type, then moves axially one section along quartz ampoule
Distance, the height before finally rising to decline.
8. the moulding process of quartz ball milling according to claim 1, it is characterised in that: one end of the quartz ampoule upper opening
It is clogged by cork, there are stomata on cork, is inserted into leather hose in stomata.
9. the moulding process of quartz ball milling according to claim 1, it is characterised in that: the polishing in the step I is in iron
It is carried out in mold, successively plus middle sand and fine sand are polished the spherical surface of quartzy ball milling monomer respectively.
10. the moulding process of quartzy ball milling according to claim 1 or 8, it is characterised in that: the inflation in the step F
The form supplied using transformation, makes quartz ampoule puddle fit with graphite jig.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112159091A (en) * | 2020-08-14 | 2021-01-01 | 连云港汇德石英玻璃有限公司 | Processing method of large quartz bulb shell |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1922113A (en) * | 2003-12-05 | 2007-02-28 | 恩德莱斯和豪瑟尔测量及调节技术分析仪表两合公司 | Method and device for the production of a glass member |
| CN201746446U (en) * | 2010-08-23 | 2011-02-16 | 杭州凯龙医疗器械有限公司 | Firing glass envelope component |
| CN109437529A (en) * | 2019-01-03 | 2019-03-08 | 江苏希诺实业有限公司 | A kind of production method at glass crystal thickness bottom |
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2019
- 2019-04-08 CN CN201910275582.7A patent/CN109912187A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1922113A (en) * | 2003-12-05 | 2007-02-28 | 恩德莱斯和豪瑟尔测量及调节技术分析仪表两合公司 | Method and device for the production of a glass member |
| CN201746446U (en) * | 2010-08-23 | 2011-02-16 | 杭州凯龙医疗器械有限公司 | Firing glass envelope component |
| CN109437529A (en) * | 2019-01-03 | 2019-03-08 | 江苏希诺实业有限公司 | A kind of production method at glass crystal thickness bottom |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112159091A (en) * | 2020-08-14 | 2021-01-01 | 连云港汇德石英玻璃有限公司 | Processing method of large quartz bulb shell |
| CN112159091B (en) * | 2020-08-14 | 2022-03-22 | 连云港汇德石英玻璃有限公司 | Processing method of large quartz bulb shell |
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Address after: No. 1191, Nianfeng West Road, Nanxun Economic Development Zone, Huzhou City, Zhejiang Province Applicant after: Huzhou dongke electronic quartz Co.,Ltd. Address before: 313009 No. 1191 Nianfeng West Road, Nanxun Economic Development Zone, Huzhou City, Zhejiang Province Applicant before: HUZHOU DONGKE ELECTRONICS QUARTZ Co.,Ltd. |
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Application publication date: 20190621 |
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