CN110170720A - A kind of positioning warm table - Google Patents
A kind of positioning warm table Download PDFInfo
- Publication number
- CN110170720A CN110170720A CN201910468379.1A CN201910468379A CN110170720A CN 110170720 A CN110170720 A CN 110170720A CN 201910468379 A CN201910468379 A CN 201910468379A CN 110170720 A CN110170720 A CN 110170720A
- Authority
- CN
- China
- Prior art keywords
- welding stage
- heat
- heating
- positioning
- fixing seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003466 welding Methods 0.000 claims abstract description 120
- 238000010438 heat treatment Methods 0.000 claims abstract description 79
- 238000009413 insulation Methods 0.000 claims abstract description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 34
- 239000000463 material Substances 0.000 claims description 23
- 229910052757 nitrogen Inorganic materials 0.000 claims description 17
- 238000001514 detection method Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 238000012545 processing Methods 0.000 abstract description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 238000003825 pressing Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000012536 packaging technology Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 206010003671 Atrioventricular Block Diseases 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/04—Heating appliances
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
Abstract
The present invention relates to LD processing technique fields, more particularly to a kind of positioning warm table, including fixing seat, the table top of fixing seat is provided with strip through-hole, fixing seat is also connected with a Z-direction cylinder, the piston of Z-direction cylinder pushes a moving guide rail to slide up and down in strip through-hole, the welding stage heat insulation of inverted U is connected with above fixing seat, a heat-insulated through-hole is provided on welding stage heat insulation, a positioning mandril has been slided up and down in heat-insulated through-hole, the lower end of positioning mandril is fixed on the sliding block of moving guide rail, and the upper surface of welding stage heat insulation is fixed with heating welding stage.
Description
Technical field
The present invention relates to LD processing technique fields, and in particular to a kind of positioning warm table.
Background technique
LD (semiconductor laser) have high-efficient, the service life is long, good beam quality, it is small in size, light-weight, can all solidstate etc.
Plurality of advantages is rapidly developed in recent years, and becomes the current research hotspot that laser field most attracts people's attention in the world.High power
And High Energy Solid-state Lasers have wide application prospects and development potentiality in industrial processes, medicine and military field.With laser
The raising of output power, high power diode laser thermal power densities on unit area increase, high-power diode laser
Device packaging technology has become the bottleneck of its development.LD packaging technology is that chip is adhesively fixed to a kind of accurate group of simultaneously seal protection
Fill manufacturing technology.LD sealed in unit include cleaning, die bond, die bond baking, bonding wire, dot fluorescent powder, mounted lens, encapsulating lens,
A set of production technology such as testing package;Its core is die bond and bonding (bonding wire) technique.Chip manufacturing, tube core (mould group) in LD
Three aspects of encapsulation and products application, packaging technology and equipment are more direct to the impetus of industry closer to market.Its
In, product needs that material is made to fix and to guarantee the temperature in welding stage in the process that die bond is welded, and otherwise will affect
The quality of finished product, but existing product can aoxidize when scolding tin heats and cause soldering tin amount few, Product jointing is insecure, and
The efficiency of welding is undesirable.
Summary of the invention
It is an object of the invention to aiming at the shortcomings in the prior art, and a kind of positioning warm table is provided, positioning heating
It is secured that platform can be realized Product jointing, and welding efficiency is high.
The purpose of the present invention is achieved through the following technical solutions:
A kind of positioning warm table, including fixing seat are provided, the table top of the fixing seat is provided with strip through-hole, the fixation
Seat is also connected with a Z-direction cylinder, and the piston of the Z-direction cylinder pushes a moving guide rail to slide up and down in strip through-hole, described
It is connected with the welding stage heat insulation of inverted U above fixing seat, a heat-insulated through-hole is provided on the welding stage heat insulation, it is described heat-insulated
A positioning mandril is slided up and down in through-hole, the lower end of the positioning mandril is fixed on the sliding block of moving guide rail, the welding stage
The upper surface of heat insulation is fixed with heating welding stage;
It further include heating device and preheating device, the heating device and the preheating device are located at the heating weldering
The two sides of platform, the heating device include the first heat-generating pipe for capableing of heating power, the upper end of first heat-generating pipe and heating
Welding stage connection, and nitrogen can be heated and is sent in heating welding stage by first heat-generating pipe, the preheating device includes pre-
The upper end of hot weld platform and the second heat-generating pipe for capableing of heating power, second heat-generating pipe is connected to the preheating welding stage;
The heating welding stage is surrounded by a square tube shape welding stage shield, and connection heating welding stage is provided in front of the shield
Working hole, after material clamp clamps material and is sent to and preheats in preheating welding stage to material on one, upper material clamp clamps object
Expect and be sent into from working hole the heating welding stage for being full of nitrogen, the positioning mandril extends upwardly into below welding stage shield and and object
Material offsets.
Wherein, the table top of the fixing seat is equipped with the X that can be moved left and right to movable block, and the X is arranged on movable block
There is the Y-direction movable block that can be moved forward and backward, guide rail fixed block is fixed on the Y-direction movable block, the welding stage heat insulation is fixed on
On guide rail fixed block.
Wherein, the lower end of first heat-generating pipe is connected with the first snap-gauge, first snap-gauge by bolt with it is described
The connection of guide rail fixed block, first snap-gauge are Ω type or U-shaped setting.
Wherein, the preheating device further includes fixed plate, and the table top of described fixed plate one end and the fixing seat is fixed to be connected
It connects, the other end of the fixed plate is fixedly connected on the bottom of the preheating welding stage, and the lower end of first heat-generating pipe is connected with
Second snap-gauge, second snap-gauge are connect by bolt with the fixed plate, and second snap-gauge is Ω type or U-shaped setting.
Wherein, the X is adjustable the inclined of Y-direction movable block front-rear position to being provided with one between movable block and Y-direction movable block
Heart screw.
Wherein, the fixing seat is connected to the fixation by the fixed Z-direction cylinder of cylinder fixed block, the cylinder fixed block
The side plate inner wall of seat.
Wherein, welding stage shield side is additionally provided with the temperature detection hole in connection welding stage shield.
Beneficial effects of the present invention: a kind of positioning warm table of the invention is provided with heating device, the first heat-generating pipe it is upper
End is connected to heating welding stage, and the first heat-generating pipe is sent in heating welding stage after capable of heating nitrogen, so that being full of in heating welding stage
Nitrogen, so that being filled with protection gas in heating welding stage, so that tube socket scolding tin when welding will not be oxidized, and product is welded
It connects stronger;Be provided with preheating device, the second heating tube is sent into preheating welding stage after heating nitrogen, and tube socket be first sent to it is pre-
After being preheated in hot weld platform, welded so that tube socket is heated to be re-fed into after certain temperature in heating welding stage, it is such
Structure setting can reduce tube socket in the weld interval of heating welding stage, and welding efficiency improves, and in the present embodiment, heating is filled
It sets and is combined together with preheating device and heating welding stage, can also improve welding efficiency while guaranteeing welding quality, so that at
This reduction, speed of welding is faster.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings, but the embodiment in attached drawing is not constituted to any limit of the invention
System, for those of ordinary skill in the art, without creative efforts, can also obtain according to the following drawings
Other attached drawings.
Fig. 1 is the structural schematic diagram of positioning warm table of the invention.
Fig. 2 is the decomposition texture schematic diagram of Fig. 1.
Fig. 1 includes: into Fig. 2
Fixing seat 1, strip through-hole 2, Z-direction cylinder 3, welding stage heat insulation 4, heat-insulated through-hole 5, positioning mandril 6, moving guide rail 7,
Sliding block 8 heats welding stage 9, shield 10, working hole 11, heating device 12, preheating device 13, the first heat-generating pipe 14, the second fever
Pipe 15 preheats welding stage 16, and X is to movable block 17, Y-direction movable block 18, guide rail fixed block 19, the first snap-gauge 20, fixed plate 21, and second
Snap-gauge 22, track fixinig plate 23, bearing 24, pressing plate 25.
Specific embodiment
The invention will be further described with the following Examples.
A kind of specific embodiment of positioning warm table of the invention, as Figure 1-Figure 2, including fixing seat 1, this is fixed
Seat 1 is inverted U, and the table top of fixing seat 1 is provided with strip through-hole 2, a Z-direction cylinder 3, Z-direction cylinder 3 are further fixed in fixing seat 1
Piston push a moving guide rail 7 slided up and down in strip through-hole 2, it is heat-insulated that the table top of fixing seat 1 is fixed with inverted U-shaped welding stage
Block 4 is provided with a heat-insulated through-hole 5 on welding stage heat insulation 4, has slided up and down a positioning mandril 6, positioning mandril 6 in heat-insulated through-hole 5
Lower end be fixed on the sliding block 8 of moving guide rail 7, the upper surface of welding stage heat insulation 4 be fixed with heating welding stage 9, heating welding stage 9 by
One square tube shape welding stage shield 10 surrounds, and the working hole 11 of connection heating welding stage 9, material clamp on one are provided in front of shield 10
Clamp material from working hole 11 be sent into heating welding stage 9, positioning mandril 6 extended upwardly into below welding stage shield 10 and with material phase
It supports.This positioning warm table pushes a moving guide rail 7 to slide up and down in strip through-hole 2 by the piston of Z-direction cylinder 3, and solid
The table top of reservation 1 is fixed with the welding stage heat insulation 4 of inverted U, and a heat-insulated through-hole 5, heat-insulated through-hole are provided on welding stage heat insulation 4
A positioning mandril 6 driven by Z-direction cylinder 3 is slided up and down in 5, is resisted below welding stage shield 10 using positioning mandril 6
Material is fixed on the material clamped on material clamp on the heating welding stage 9 of 4 top of welding stage heat insulation, and heat-insulated by welding stage
Block 4 and welding stage shield 10 guarantee the high temperature in heating welding stage 9.
It further include heating device 12 and preheating device 13, heating device 12 and preheating device 13 are located at heating welding stage 9
Two sides, heating device 12 include can heating power and by nitrogen heat the first heat-generating pipe 14, the first heat-generating pipe 14 it is upper
End is connected to heating welding stage 9, and the nitrogen after heating can be sent in heating welding stage 9 by the first heat-generating pipe 14, so that heating welding stage 9
It is interior to be full of nitrogen, so that it is filled with protection gas in heating welding stage 9, so that scolding tin will not be oxidized when material welding,
And Product jointing is stronger;Preheating device 13 includes preheating welding stage 16 and the second heat-generating pipe 15 for capableing of heating power, and second
The upper end connection preheating welding stage 16 of heat-generating pipe 15, the second heat-generating pipe 15 are sent after nitrogen capable of being heated to preheating welding stage 16, this is pre-
Hot weld platform 16 can preheat material;Heating welding stage 9 is surrounded by a square tube shape welding stage shield 10, is set in front of shield 10
It is equipped with the working hole 11 of connection heating welding stage 9, the heat-generating pipe energization in welding stage 9 is heated by heating welding stage 9 and is heated to stable temperature
Nitrogen at this time after 14 heating power of the first heat-generating pipe, is heated required temperature and is sent to welding stage formation protection gas, the second hair by degree
Nitrogen is heated to required temperature and is sent into preheating welding stage 16 by 15 heating power of heat pipe, and material clamp (is in the present embodiment folder on one
Pawl manipulator) clamp material (the present embodiment middle finger tube socket) and be sent to preheating welding stage 16 in material is preheated after so that
Tube socket is heated to certain temperature, and after tube socket preheating, clamping jaw manipulator clamps tube socket and is sent into adding full of nitrogen from working hole 11
Hot weld platform 9, Telescopic-cylinder axis stretch out and positioning mandril 6 are driven to extend upwardly into below welding stage shield 10 and offset with tube socket
Afterwards, clamping jaw manipulator is removed, and heating welding stage 9 is welded, and has been welded clamping jaw manipulator and has been come to clamp tube socket, the contracting of Telescopic-cylinder axis
It returns, mandril is driven to withdraw, clamping jaw manipulator takes tube socket away.It is provided with heating device 12, the upper end of the first heat-generating pipe 14 and heating
Welding stage 9 is connected to, and the first heat-generating pipe 14 is sent in heating welding stage 9 after capable of heating nitrogen, so that being full of nitrogen in heating welding stage 9
Gas, so that being filled with protection gas in heating welding stage 9, so that scolding tin will not be oxidized when welding, and Product jointing is more
Add securely;Be provided with preheating device 13, the second heating tube is sent into preheating welding stage 16 after heating nitrogen, and tube socket be first sent to it is pre-
After being preheated in hot weld platform 16, welded so that tube socket is heated to be re-fed into after certain temperature in heating welding stage 9, in this way
Structure setting, tube socket can be reduced in the weld interval of heating welding stage 9, and welding efficiency improves, and in the present embodiment, will heat
Device 12 and preheating device 13 are combined together with heating welding stage 9, can also improve welding efficiency while guaranteeing welding quality,
So that cost reduces, speed of welding is faster.
The table top of fixing seat 1 is equipped with the X that can be moved left and right to movable block 17, before X is provided with energy on movable block 17
The Y-direction movable block 18 moved afterwards is fixed with guide rail fixed block 19 on Y-direction movable block 18, and welding stage heat insulation 4 is fixed on guide rail and fixes
On block 19, when X is mobile to movable block 17, be able to drive Y-direction movable block 18 and the welding stage that is fixed on Y-direction movable block 18 every
Heat block 4, heating welding stage 9 are together towards X to movement;When Y-direction movable block 18 is mobile, Y-direction movable block 18, which is able to drive, to be fixed on
Welding stage heat insulation 4, heating welding stage 9 thereon is mobile towards Y-direction together.X is arranged can be real to movable block 17 and Y-direction movable block 18
Now movement of the heating welding stage 9 on X axis and Y-axis, convenient for adjusting and movement.X is between movable block 17 and Y-direction movable block 18
It is provided with an eccentric screw for being adjustable 18 front-rear position of Y-direction movable block.
The upper end connection heating welding stage 9 of first heat-generating pipe 14, the lower end of the first heat-generating pipe 14 are connected with the first snap-gauge 20, should
First snap-gauge 20 is Ω type or U-shaped setting, and in the present embodiment, the first snap-gauge 20 is that Ω type is arranged, and first snap-gauge 20
Circular arc protrusion part coats the periphery of the first heat-generating pipe 14, and the short side of the connection circular arc protrusion of the first snap-gauge 20 passes through bolt
Connect, be connected through a screw thread with guide rail fixed block 19, convenient for the first heat-generating pipe 14 is fixed on guide rail fixed block 19, disassembly and
It is easy for installation.
Preheating device 13 further includes fixed plate 21, and 21 one end of fixed plate is fixedly connected with the table top of fixing seat 1, fixed plate 21
The other end be fixedly connected on the bottom of preheating welding stage 16, be used to support the preheating welding stage 16, the upper end of the second heat-generating pipe 15 connects
Logical heating welding stage 9, the lower end of the second heat-generating pipe 15 are connected with the second snap-gauge 22, which is Ω type or U-shaped setting,
In the present embodiment, the second snap-gauge 22 is the setting of Ω type, and the circular arc protrusion part of the second snap-gauge 22 coats the second heat-generating pipe
The short side of 15 periphery, the connection circular arc protrusion of the second snap-gauge 22 is connect by bolt with fixed plate 21, is connected through a screw thread,
Convenient for the second heat-generating pipe 15 to be fixed in fixed plate 21, disassembly and installation is convenient.
Fixing seat 1 is connected to the side plate inner wall of fixing seat 1 by the fixed Z-direction cylinder 3 of cylinder fixed block, cylinder fixed block,
Cylinder fixed block is placed in fixing seat 1, redundant space is not take up, so that whole structural volume is smaller.
The Z-direction track fixinig plate 23 for fixing moving guide rail 7, track fixinig plate are vertically fixed on guide rail fixed block 19
Lower end be connected with bearing 24, further include pressing plate 25, one end of pressing plate 25 is fixedly connected with Z-direction cylinder 3, and the other end of pressing plate 25 is used
In pushing down bearing 24, when Telescopic-cylinder axis up stretches out, positioning mandril 6 is enabled to up to move, when Telescopic-cylinder axis down
It shrinks, pressing plate 25 pushes down bearing 24, and 6 bars of positioning top is driven to move down.
10 side of welding stage shield be additionally provided with connection welding stage shield 10 in temperature detection hole, using temperature detection hole come
The temperature of monitoring heating welding stage 9.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
The limitation of range is protected, although explaining in detail referring to preferred embodiment to the present invention, those skilled in the art are answered
Work as understanding, it can be with modification or equivalent replacement of the technical solution of the present invention are made, without departing from the reality of technical solution of the present invention
Matter and range.
Claims (7)
1. a kind of positioning warm table, it is characterised in that: including fixing seat, the table top of the fixing seat is provided with strip through-hole, institute
It states fixing seat and is also connected with a Z-direction cylinder, the piston of the Z-direction cylinder pushes a moving guide rail is upper in strip through-hole to glide
It is dynamic, it is connected with the welding stage heat insulation of inverted U above the fixing seat, a heat-insulated through-hole is provided on the welding stage heat insulation,
A positioning mandril has been slided up and down in the heat-insulated through-hole, the lower end of the positioning mandril is fixed on the sliding block of moving guide rail,
The upper surface of the welding stage heat insulation is fixed with heating welding stage;
It further include heating device and preheating device, the heating device and the preheating device are located at the heating welding stage
Two sides, the heating device include the first heat-generating pipe for capableing of heating power, the upper end of first heat-generating pipe and heating welding stage
Connection, and nitrogen can be heated and is sent in heating welding stage by first heat-generating pipe, the preheating device includes pre- hot weld
The upper end of platform and the second heat-generating pipe for capableing of heating power, second heat-generating pipe is connected to the preheating welding stage;
The heating welding stage is surrounded by a square tube shape welding stage shield, and the work of connection heating welding stage is provided in front of the shield
Make hole, on one material clamp clamp material and be sent to preheating welding stage in material is preheated after, upper material clamp clamps material simultaneously
Be sent into the heating welding stage for being full of nitrogen from working hole, the positioning mandril extended upwardly into below welding stage shield and with material phase
It supports.
2. a kind of positioning warm table according to claim 1, it is characterised in that: the table top of the fixing seat is equipped with can be left
For the X moved right to movable block, the X is provided with the Y-direction movable block that can be moved forward and backward on movable block, on the Y-direction movable block
It is fixed with guide rail fixed block, the welding stage heat insulation is fixed on guide rail fixed block.
3. a kind of positioning warm table according to claim 2, it is characterised in that: the connection of the lower end of first heat-generating pipe
There is the first snap-gauge, first snap-gauge is connect by bolt with the guide rail fixed block, and first snap-gauge is Ω type or U-shaped
Setting.
4. a kind of positioning warm table according to claim 1, it is characterised in that: the preheating device further includes fixed plate,
Described fixed plate one end is fixedly connected with the table top of the fixing seat, and the other end of the fixed plate is fixedly connected on the preheating
The bottom of welding stage, the lower end of first heat-generating pipe are connected with the second snap-gauge, and second snap-gauge passes through bolt and the fixation
Plate connection, second snap-gauge are Ω type or U-shaped setting.
5. a kind of positioning warm table according to claim 2, it is characterised in that: the X to movable block and Y-direction movable block it
Between be provided with an eccentric screw for being adjustable Y-direction movable block front-rear position.
6. a kind of positioning warm table according to claim 1, it is characterised in that: the fixing seat is solid by cylinder fixed block
Determine Z-direction cylinder, the cylinder fixed block is connected to the side plate inner wall of the fixing seat.
7. a kind of positioning warm table according to claim 1-6, it is characterised in that: welding stage shield side is also
It is provided with the temperature detection hole in connection welding stage shield.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910468379.1A CN110170720A (en) | 2019-05-31 | 2019-05-31 | A kind of positioning warm table |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910468379.1A CN110170720A (en) | 2019-05-31 | 2019-05-31 | A kind of positioning warm table |
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Publication Number | Publication Date |
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CN110170720A true CN110170720A (en) | 2019-08-27 |
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ID=67696846
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CN201910468379.1A Pending CN110170720A (en) | 2019-05-31 | 2019-05-31 | A kind of positioning warm table |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117564594A (en) * | 2024-01-15 | 2024-02-20 | 宁波尚进自动化科技有限公司 | Manual welding table |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101933411A (en) * | 2007-12-27 | 2010-12-29 | 澳润系统集成私人有限公司 | Pre-heating system and method for silicon dies |
CN206931566U (en) * | 2017-06-02 | 2018-01-26 | 广东瑞谷光网通信股份有限公司 | High temperature positions warm table |
CN210172746U (en) * | 2019-05-31 | 2020-03-24 | 广东瑞谷光网通信股份有限公司 | Location warm table |
-
2019
- 2019-05-31 CN CN201910468379.1A patent/CN110170720A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101933411A (en) * | 2007-12-27 | 2010-12-29 | 澳润系统集成私人有限公司 | Pre-heating system and method for silicon dies |
CN206931566U (en) * | 2017-06-02 | 2018-01-26 | 广东瑞谷光网通信股份有限公司 | High temperature positions warm table |
CN210172746U (en) * | 2019-05-31 | 2020-03-24 | 广东瑞谷光网通信股份有限公司 | Location warm table |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117564594A (en) * | 2024-01-15 | 2024-02-20 | 宁波尚进自动化科技有限公司 | Manual welding table |
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