CN103332854A - Oxy-hydrogen torch sealing machine - Google Patents
Oxy-hydrogen torch sealing machine Download PDFInfo
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- CN103332854A CN103332854A CN2013102664549A CN201310266454A CN103332854A CN 103332854 A CN103332854 A CN 103332854A CN 2013102664549 A CN2013102664549 A CN 2013102664549A CN 201310266454 A CN201310266454 A CN 201310266454A CN 103332854 A CN103332854 A CN 103332854A
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Abstract
The invention discloses an oxy-hydrogen torch sealing machine, belongs to the technical field of sealing-in of quartz glass materials, and mainly solves the problems that the sealing-in quality is affected and an air source is wasted due to a manual operation. The oxy-hydrogen torch sealing machine is mainly characterized by comprising a fixed bottom plate, an upright post pipe, a rotary sleeve, a rotary disk, a large belt wheel, a small belt wheel, a worm gear reducer, a gas distribution base, an adjusting seat plate, a lifting poker sleeve, a lifting poker, an adjusting screw, a clamping block, an oxy-hydrogen lance, a gas pipe, an oxygen pipe, a sealing seat, a sealing seat hinge, a sealing seat jack screw, a sealing seat rotating plate, a sealing seat screw, a sealing seat chuck, a sealing seat nut, a sealing seat fixing fork plate, the upright post pipe, a single-arm pipe, a block A, a block B, a large tension rod, a large block C, a spring, a large block A, and a large block B. The oxy-hydrogen torch sealing machine has the characteristics of being high in automatic degree, safe and reliable, can be used for carrying out sealing-in aiming at different specifications of quartz glass tubes, and is mainly applied to vacuum sealing of the quartz glass tubes.
Description
Technical field
The invention belongs to silica glass sealing technology field, be specifically related to a kind of quartz glass tube sealing-in device that vacuum seal is used to quartz glass tube.
Background technology
The tubular quartz glass container is being vacuumized and manual operations is adopted in sealing-in on the market more at present, namely the quartz glass tube that material is housed is being vacuumized the hand-held oxyhydrogen flame in back and burn rifle and screw welding.
This sealing-in operating procedure has the following disadvantages: 1. quartz glass tube is installed each time, and fixedly screens will be accurately, and it is very little to guarantee that the softening generation of sealing-in becomes bent deformation place, arranges in order to put into the frock of next process smoothly; 2. the hand torch operating time has been grown, and the operator is very easily tired, influences the sealing-in quality, and the operator can only judge by rule of thumb whether welding operation is finished, and causes silica tube sealing-in quality instability; 3. rock welding gun back and forth owing to the operator in operating process, heat is not concentrated, and the sealing-in time can not be quantitative, caused the source of the gas waste thus; 4. the operator need wear the nearly burning things which may cause a fire disaster operation of hand torch behind the safety appliance, and the security configuration of work situation must put in place.
Summary of the invention
Purpose of the present invention provides a kind of level of automation higher at above-mentioned weak point exactly, can carry out sealing-in at the quartz glass tube of different size, and safe and reliable quartz glass tube vacuum seal picks.
Technical solution of the present invention is: a kind of hydrogen-oxygen torch envelope machine is characterized in that: comprise fixed base plate and be fixed on column tube on the fixed base plate; This column tube is by bearing suit rotary sleeve, and fixedly there is armature the rotary sleeve upper end, and fixedly there is big belt pulley the lower end; Big belt pulley is connected with worm-gear speed reducer through small belt pulley; The gas dispense font is fixedly arranged on the armature, adjust seat board and elevating lever cover, in the elevating lever cover elevating lever is housed, adjust seat board and be provided with the adjustment screw rod, elevating lever lower end and adjustment screw rod corresponding matching, fixture block is equipped with in the elevating lever upper end, fixture block is provided with the hydrogen-oxygen that burns the rifle fixed orifices and insert in this fixed orifices and burns rifle, and hydrogen-oxygen burns rifle and is connected by gas line, oxygen hose with the gas dispense font; Fixedly there is opening round shape sealing-in seat up the column tube upper end, the sealing-in seat evenly is provided with sealing-in seat hinge, sealing-in seat jackscrew, sealing-in seat rotor plate outward, sealing-in seat jackscrew is positioned between sealing-in seat hinge and sealing-in seat rotor plate, sealing-in seat hinge is provided with sealing-in seat screw rod, sealing-in seat screw rod inner end is provided with sealing-in seat chuck, the outer end is provided with sealing-in seat nut, is provided with sealing-in seat fixation fork plate between sealing-in seat nut and the sealing-in seat hinge; Fixedly having longitudinally on the fixed base plate, the box type column pipe reaches the horizontal single armed pipe that is connected with box type column pipe upper end, the end that is positioned at sealing-in seat top on the single armed pipe is provided with the vitreosil Glass tubing upper end clamping and positioning device that is made of piece A, piece B, bulk tie rod, bulk C, spring, bulk A, bulk B, bulk tie rod end is through interconnective B and piece A and single armed pipe coupling, bulk C, bulk A, bulk B are loaded on the bulk tie rod successively, and spring housing is loaded on the bulk tie rod between bulk C and the bulk A.
It is three covers that the described adjustment seat board of technical solution of the present invention, elevating lever cover, elevating lever, adjustment screw rod, fixture block and hydrogen-oxygen burn rifle, evenly distributes on armature; Big belt pulley is provided with spacing shift fork, and the limit switch that cooperates with spacing shift fork is housed on the fixed base plate.
The described sealing-in seat of technical solution of the present invention hinge, sealing-in seat jackscrew, sealing-in seat rotor plate, sealing-in seat screw rod, sealing-in seat chuck, sealing-in seat nut, sealing-in seat nut and sealing-in seat fixation fork plate are 2 to 4 covers, evenly distribute outside the sealing-in seat.
The described fixed base plate of technical solution of the present invention is provided with roller, is convenient to mobile.
The present invention is owing to adopt by step-down gear, small belt pulley, the transmission mechanism that big belt pulley and rotary sleeve constitute, by rotary sleeve, armature, hydrogen-oxygen burns rifle, adjust screw rod, elevating lever, the elevating lever cover, the burning rifle dial rotation device that fixture block constitutes, by sealing-in seat nut, sealing-in seat screw rod, sealing-in seat guider screw, sealing-in seat chuck, sealing-in seat fixation fork plate, sealing-in seat rotor plate, sealing-in seat jackscrew, the quartz glass tube lower end clamping and positioning device that sealing-in seat hinged plate and sealing-in seat constitute, by adjusting seat board, adjust the screw rod elevating lever, the lifting guider screw, the elevating lever cover, fixture block, hydrogen-oxygen burns the burning rifle position regulator that rifle constitutes, by the box type column pipe, the single armed pipe, piece A, piece B, the bulk tie rod, bulk C, spring, the vitreosil Glass tubing upper end clamping and positioning device that bulk B and bulk A constitute, by gas line, the fuel gas supply device that oxygen hose and gas dispense font constitute, thereby, can control slewing circle plate smooth rotation, rotating speed variable range 0.1～1rpm, making hydrogen-oxygen burn rifle wants the position of sealing-in ceaselessly to burn envelope along quartz glass tube, make the quartz glass tube can be not crooked, save energy, the sealing-in time can be set, the sealing-in steady quality, can not be out of shape after the quartz glass tube cooling, to not influence of next procedure.It is higher that the present invention has level of automation, can carry out sealing-in at the quartz glass tube of different size, and safe and reliable characteristics.The present invention is mainly used in the sealing-in to the quartz glass tube vacuum.
Description of drawings
Fig. 1 is hydrogen-oxygen torch envelope machine structural representation of the present invention.
Fig. 2 is hydrogen-oxygen torch envelope machine schematic top plan view of the present invention.
Among the figure: step-down gear 1, small belt pulley 2, big belt pulley 3, rotary sleeve 4, armature 5, setting device 6, hydrogen-oxygen burns rifle 7, spacing shift fork 8, limit switch 9, sealing-in seat nut 10, sealing-in seat screw rod 11, sealing-in seat guider screw 12, sealing-in seat chuck 13, sealing-in seat fixation fork plate 14, sealing-in seat rotor plate 15, sealing-in seat jackscrew 16, sealing-in seat hinge 17, plate sealing-in seat 17a, adjust seat board 18, adjust screw rod 19, elevating lever 20, guider screw 21, elevating lever cover 22, fixture block 23, burn rifle fixed orifices 24, box type column pipe 25, single armed pipe 26, piece A27, piece B28, bulk tie rod 29, bulk C30, spring 31, bulk A32, bulk B33, oxygen hose 34, gas line 35, gas dispense font 36.
Embodiment
Sealing maching of the present invention is divided into transmission mechanism, burning rifle dial rotation device, rotating disk angle controller, quartz glass tube lower end clamping and positioning device, burns rifle position regulator, vitreosil Glass tubing upper end clamping and positioning device, fuel gas supply device, portfire and gas concentration detection alarm device.This novel sealing machine is carried out comparatively detailed structure introduction and the performance data that is complementary with its structure is described below in conjunction with accompanying drawing.
(1) transmission mechanism: formed by step-down gear 1, small belt pulley 2, big belt pulley 3 and rotary sleeve 4.Step-down gear 1 is installed on the retaining plate, and step-down gear 1 is provided with one endoporus is installed, and small belt pulley 2 and a punching axle insert the punching axle installation endoporus on the step-down gear again by screw attachment, and its upper end tightens up with retainer nut then.Big belt pulley 3 is fastening with screw with the lower end of rotary sleeve 4.The upper end of rotary sleeve 4 and armature 5 usefulness screws are fastening, and the rotating speed of big belt pulley 3 is just consistent with the rotating speed of armature like this, and the bearing of rotary sleeve 4 by upper and lower end is connected on the column tube.Whole drive system goes slick, reliably.Motor has adopted its operating frequency of speed governing Frequency Converter Control on the other hand, therefore can change the operating frequency parameter of motor at any time according to different needs, thereby obtain desired armature rotating speed, rotating speed variable range 0.1～1rpm.By the continuous large and small belt pulley of O type vee-belt; can further adjust the reduction ratio of transmission mechanism; motor is increased speed and the rotating speed of whole transmission device can be constant in rational speed range, avoid motor overheated and protection motor under the low speed situation.
(2) burn rifle dial rotation device: burn rifle dial rotation system and formed by rotary sleeve 4, armature 5, hydrogen-oxygen burning rifle 7, adjustment screw rod 19, elevating lever 20, elevating lever cover 22, fixture block 23.Wherein rotary sleeve 4 links to each other with armature 5 by trip bolt, burns the rifle position regulator on the armature 5 and uses trip bolt to be attached thereto by regulating seat board 22, burns rifle and is fixed on the burning rifle position regulator.When the sealing-in operation is carried out, rotary sleeve 4, armature 5, burning rifle position regulator and hydrogen-oxygen burn rifle 7 and make circumferential motion together, make the burning rifle want the position of sealing-in ceaselessly to burn envelope along quartz glass tube, want the position tight burning sealing of sealing-in until quartz glass tube.
(3) rotating disk angle controller: this system is made up of the spacing shift fork 8 and the limit switch 9 that are anchored on big belt pulley 3 lower surfaces.In sealing-in action in the past, burning rifle generally all is around being done 360 ° circumferential motion by the quartz glass tube of sealing-in, until being melted fully by the position of sealing-in, so just require pneumatic tube that enough length is arranged, but in actually operating, long gas line and oxygen hose are easy to strand together, trip and be in the way, action to the operator has very big obstruction, and is very inconvenient, is absolutely unsafe.In order to address this problem, the present invention has adopted three burnings to sit for an examination in place of another person Dai Yizhi to burn the only technical measures of 0 ° of ROT13 (when burning 120 ° of rifle rotations in order to remedy fusing point do not have occur simultaneously and seal bad) rather than 360 ° of rifle and every burning rifle.At the panel of the foot of moveable carriage limit switch 9 has been installed for this reason, namely when shift fork rotates to limit position of 130 °, the motor counter-rotating, reverse rotation is and so forth again for motor when shift fork rotates to another limit position of 130 °, up to being melted fully by the position of sealing-in, till the fusion.If the cast of the same specification of sealing-in, then can be with the sealing-in time sampling, and then be used for scale production.
(4) quartz glass tube lower end clamping and positioning device: this system is made up of sealing-in seat nut 10, sealing-in seat screw rod 11, sealing-in seat guider screw 12, sealing-in seat chuck 13, sealing-in seat fixation fork plate 14, sealing-in seat rotor plate 15, sealing-in seat jackscrew 16, sealing-in seat hinged plate 17 and sealing-in seat 17a.Wherein guider screw 12 is fixed on the sealing-in seat fixation fork plate 14, and sealing-in seat fixation fork plate 14 is fixed on the sealing-in seat hinged plate 17 again.Be that quartz glass tube is placed on the simple and easy anchor clamps during sealing-in in the past, so during operation, whole quartz glass tube easily tilts because the barbecue position is softening, make that silica tube becomes bending after the barbecue sealing-in.This has caused obstacle with regard to the placement of giving next process.Mechanical grip structure of the present invention has overcome above shortcoming.At first quartz glass tube is placed sealing-in seat 17a, twist and revolve sealing-in seat nut 10, driving sealing-in seat screw rod 11 travels forward under the restriction of sealing-in seat guider screw 12, the sealing-in seat chuck 13 of sealing-in seat screw rod 11 ends thereby also travel forward, quartz glass tube near clamping, because such cover chuck has four, and evenly distributes, quartz glass tube just can not take place crooked like this.If it is tighter that the silica glass tube grip is got, can rotate sealing-in seat rotor plate 15 lightly, upwards promoting can be at the sealing-in seat jackscrew 16 of sealing-in seat rotor plate 15 slips, drive sealing-in seat hinged plate 17 around big hinge rotation, and the extruding quartz glass tube, same equally distributed four same structures just can very suitably have been held quartz glass tube with a firm grip.How to roast no matter therefore burn rifle, quartz glass tube can be not crooked.The sealing-in joint can move left and right and rotation, and quartz glass tube places the sealing-in seat like this, can suitably adjust its clamping elasticity according to the thickness of caliber.
(5) burn the rifle position regulator: this system is burnt rifle 7 and is formed by adjustment seat board 18, adjustment screw rod 19, elevating lever 20, lifting guider screw 21, elevating lever cover 22, fixture block 23, hydrogen-oxygen.The usefulness screw is fastening connects with armature 5 wherein to adjust seat board 18 and elevating lever cover 22, lifting guider screw 21 guiding are arranged between elevating lever 20 and the elevating lever cover 22, fixture block 23 covers are clipped on the elevating lever 20, and hydrogen-oxygen burns rifle 7 and interts in the open holes of fixture block 23, and screw lock is arranged.When the sealing-in quartz glass tube, burning rifle was hand-held in the past.Namely handing the burning rifle by the operator, gyrating back and forth round quartz glass tube, also needing in addition to move up and down along wall within the specific limits.Owing to be hand-held, thereby the firelock head is apart from by the distance of grill component, and whether the flame head faces very difficult controls such as tube wall, certainly will just cause energy dissipation like this, cause storing time to prolong, namely or identical cast, after finishing sealing-in, the quality of its sealing-in can be not identical yet.Burning rifle of the present invention position Adjustment System has overcome the shortcoming of above-mentioned hand behaviour formula, it is characterized in that: 1. install all component by design requirements, rotate adjustment screw rod 19 with hand, make elevating lever 20 rise or descend, thereby make burning rifle mouth aim at the height of wanting sealing-in on the quartz glass tube.2. fixture block 23 makes the mouth of hydrogen-oxygen burning rifle face the tube hub of quartz glass tube.3. burning the rifle front and back position can adjust, and makes it be in the optimum position.This Adjustment System phase adversary grasps the formula firelock and has saved the energy, and the sealing-in time can be set, the sealing-in steady quality.
(6) vitreosil Glass tubing upper end clamping and positioning device: this system is made up of box type column pipe 25, single armed pipe 26, piece A 27, piece B 28, bulk tie rod 29, bulk C30, spring 31, bulk B32 and bulk A33.Wherein single armed pipe 26 welds with box type column pipe 25, and piece A 27 can slide arbitrarily on single armed pipe 26 and rotate, and is locked by the locking screw on the piece A 27 when position suitable again.The position of piece B 28, bulk tie rod 29, bulk C30, bulk B32 and bulk A33 all is to determine according to the position that the vitreosil Glass tubing is arranged in sealing-in seat 17a, (annotate: their position is once determining to lock the jail after determining again, just fixing later on, need not move again).During the sealing-in quartz glass tube, its upper end was unfixing in the past, and therefore silica tube is in a free state in whole sealing-in process, and after the sealing-in, silica tube much all is crooked.The present invention has overcome this shortcoming, after the station-keeping system clamping of silica tube top and bottom and align mutually, how to carry out sealing-in no matter burn rifle, and quartz glass tube can be crooked, and also do not have what distortion after the cooling, to not influence of next procedure.
(7) fuel gas supply device: this system is made up of gas line 35 (yellow), oxygen hose 34 (blueness) and gas dispense font 36.Wherein gas line 35 1 ends enter the fuel gas inlet valve that burns rifle, and the combustion gas of another termination gas dispense font 36 divides the air outlet.Oxygen hose 34 1 ends enter the oxygen inlet valve that burns rifle, and the oxygen of another termination gas dispense font 36 divides the air outlet, gas dispense font 36 usefulness screws be fastened on armature 5 below.Wherein oxygen, combustion gas (hydrogen) import all communicate with the source of the gas manual air valve of two-position three way of respectively hanging oneself.Manual air valve ventilation treats that man-hour, manual air valve ended gas during work.In addition, also have one way stop peturn valve on the source of the gas, its objective is to prevent gas backstreaming and initiation fire or blast.And then guaranteed security with gas.
(8) portfire: adopt the piezoelectric ceramics discharge igniting of proboscis just to avoid nearly burn evil.
(9) the gas concentration warning device that exceeds standard: in working space, when gas concentration surpasses certain value, just dangerous accident might take place.The gas concentration warning device that exceeds standard is set for this reason can have further got supervisory function bit to the security of operating environment.
The movement that X of the present invention, Y, Z are three and rotary freedom are all open, and the clamping operation is more flexible, more convenient, and dynamo-electric the adjustment rationally cooperate, and level of automation is higher, and man-machine action is safe and reliable, is applicable to the sealing-in operation.Quartz glass tube sealing-in accurate positioning of the present invention, sealing-in adjustable-speed, gas consumption are few, the sealing-in time short, can quantization operation, but and large scale investment use, thereby reduce hand labor, level of automation height and operational safety are reliable.
Claims (4)
1. hydrogen-oxygen torch envelope machine is characterized in that: comprise fixed base plate and be fixed on column tube on the fixed base plate; This column tube is by bearing suit rotary sleeve (4), and fixedly there is armature (5) rotary sleeve (4) upper end, and fixedly there is big belt pulley (3) lower end; Big belt pulley (3) is connected with worm-gear speed reducer (1) through small belt pulley (2); Armature (5) is gone up fixedly gas dispense font (36), adjust seat board (18) and elevating lever cover (22), elevating lever (20) is housed in the elevating lever cover (22), adjust seat board (18) and be provided with adjustment screw rod (19), elevating lever (20) lower end and adjustment screw rod (19) corresponding matching, fixture block (23) is equipped with in elevating lever (20) upper end, fixture block (23) is provided with the hydrogen-oxygen that burns rifle fixed orifices (24) and insert in this fixed orifices and burns rifle (7), and hydrogen-oxygen burns rifle (7) and is connected by gas line (35), oxygen hose (34) with gas dispense font (36); Fixedly there is opening round shape sealing-in seat (17a) up the column tube upper end, the outer sealing-in seat hinge (17) that evenly is provided with of sealing-in seat (17a), sealing-in seat jackscrew (16), sealing-in seat rotor plate (15), sealing-in seat jackscrew (16) is positioned between sealing-in seat hinge (17) and the sealing-in seat rotor plate (15), sealing-in seat hinge (17) is provided with sealing-in seat screw rod (11), sealing-in seat screw rod (11) inner end is provided with sealing-in seat chuck (13), the outer end is provided with sealing-in seat nut (10), is provided with sealing-in seat fixation fork plate (14) between sealing-in seat nut (10) and the sealing-in seat hinge (17); Fixedly having longitudinally on the fixed base plate, box type column pipe (25) reaches the horizontal single armed pipe (26) that is connected with box type column pipe (25) upper end, the end that is positioned at sealing-in seat (17a) top on the single armed pipe (26) is provided with by piece A(27), piece B(28), bulk tie rod (29), bulk C(30), spring (31), bulk A(32), bulk B(33) the vitreosil Glass tubing upper end clamping and positioning device that constitutes, bulk tie rod (29) end is through interconnective B(28) with piece A(27) be connected with single armed pipe (26), bulk C(30), bulk A(32), bulk B(33) be loaded on successively on the bulk tie rod (29), spring (31) is set in bulk C(30) and bulk A(32) between bulk tie rod (29) on.
2. hydrogen-oxygen torch according to claim 1 seals machine, it is characterized in that: it is three covers that described adjustment seat board (18), elevating lever cover (22), elevating lever (20), adjustment screw rod (19), fixture block (23) and hydrogen-oxygen burn rifle (7), goes up evenly at armature (5) to distribute; Big belt pulley (3) is provided with spacing shift fork (8), and the limit switch (9) that cooperates with spacing shift fork (8) is housed on the fixed base plate.
3. hydrogen-oxygen torch according to claim 1 and 2 seals machine, it is characterized in that: described sealing-in seat hinge (17), sealing-in seat jackscrew (16), sealing-in seat rotor plate (15), sealing-in seat screw rod (11), sealing-in seat chuck (13), sealing-in seat nut (10), sealing-in seat nut (10) and sealing-in seat fixation fork plate (14) are 2 to 4 covers, evenly distribute outside sealing-in seat (17a).
4. hydrogen-oxygen torch according to claim 1 and 2 seals machine, and it is characterized in that: described fixed base plate is provided with roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310266454.9A CN103332854B (en) | 2013-06-28 | 2013-06-28 | Hydrogen-oxygen torch envelope machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310266454.9A CN103332854B (en) | 2013-06-28 | 2013-06-28 | Hydrogen-oxygen torch envelope machine |
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| Publication Number | Publication Date |
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| CN103332854A true CN103332854A (en) | 2013-10-02 |
| CN103332854B CN103332854B (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310266454.9A Active CN103332854B (en) | 2013-06-28 | 2013-06-28 | Hydrogen-oxygen torch envelope machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106005597A (en) * | 2016-07-05 | 2016-10-12 | 中国工程物理研究院核物理与化学研究所 | Sealing and cutting device for frozen glass sample bottle |
| CN109574475A (en) * | 2018-12-01 | 2019-04-05 | 上海强华实业股份有限公司 | Quartz suction pen welding method |
| CN113173695A (en) * | 2020-12-07 | 2021-07-27 | 湖北新华光信息材料有限公司 | Oxyhydrogen torch seals machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3880637A (en) * | 1972-07-07 | 1975-04-29 | Dichter Hans Joachim | Method and apparatus for producing ampoules |
| CN2673859Y (en) * | 2003-12-29 | 2005-01-26 | 沈阳市天佑太阳能技术有限公司 | Horizontal machine for sealing tubes |
| CN203319853U (en) * | 2013-06-28 | 2013-12-04 | 湖北新华光信息材料有限公司 | Oxyhydrogen torch sealing machine |
-
2013
- 2013-06-28 CN CN201310266454.9A patent/CN103332854B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3880637A (en) * | 1972-07-07 | 1975-04-29 | Dichter Hans Joachim | Method and apparatus for producing ampoules |
| CN2673859Y (en) * | 2003-12-29 | 2005-01-26 | 沈阳市天佑太阳能技术有限公司 | Horizontal machine for sealing tubes |
| CN203319853U (en) * | 2013-06-28 | 2013-12-04 | 湖北新华光信息材料有限公司 | Oxyhydrogen torch sealing machine |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106005597A (en) * | 2016-07-05 | 2016-10-12 | 中国工程物理研究院核物理与化学研究所 | Sealing and cutting device for frozen glass sample bottle |
| CN109574475A (en) * | 2018-12-01 | 2019-04-05 | 上海强华实业股份有限公司 | Quartz suction pen welding method |
| CN113173695A (en) * | 2020-12-07 | 2021-07-27 | 湖北新华光信息材料有限公司 | Oxyhydrogen torch seals machine |
| CN113173695B (en) * | 2020-12-07 | 2022-08-09 | 湖北新华光信息材料有限公司 | Oxyhydrogen torch seals machine |
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| Publication number | Publication date |
|---|---|
| CN103332854B (en) | 2015-08-26 |
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