CN209266358U - A kind of LED chip point measurement machine - Google Patents
A kind of LED chip point measurement machine Download PDFInfo
- Publication number
- CN209266358U CN209266358U CN201921095494.0U CN201921095494U CN209266358U CN 209266358 U CN209266358 U CN 209266358U CN 201921095494 U CN201921095494 U CN 201921095494U CN 209266358 U CN209266358 U CN 209266358U
- Authority
- CN
- China
- Prior art keywords
- hole
- inner tray
- external disk
- cavity body
- led chip
- 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.)
- Expired - Fee Related
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- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
Abstract
The utility model relates to LED chip detection device technical fields, more particularly, to a kind of LED chip point measurement machine, including rack and the sucker being arranged on the rack, the sucker includes external disk and inner tray, the inner tray upper surface offers several first through hole, the first cavity body is offered in the inner tray, the first through hole is connected to the first cavity body, it is provided in the inner tray and connects port, described one end for connecing port is connected to the first cavity body, the external disk is detachably connected in inner tray and upper surface flush with each other is arranged, the external disk upper surface offers several second through-holes, a kind of LED chip point measurement machine of the utility model is when in use, by the way that dismountable external disk is arranged in inner tray outer peripheral surface, external disk is mounted in inner tray when need to use, do not need using when will External disk disassembly, changes the adsorption area of sucker, and the silicon wafer for being also just suitable for different model size uses.
Description
Technical field
The utility model relates to LED chip detection device technical fields, more particularly, to a kind of LED chip point measurement machine.
Background technique
With the high speed development of science and technology, LED chip volume becomes small and the market demand is increasing, just rapid at present
Universal LED illumination lamp, light emitting host are exactly panoramic LED chip.The production of product be unable to do without detection, on a large scale
The chip of production can only be detected by full-automatic point measurement machine.
Chip detects process, is exactly first to be powered to chip, then measures the various electrical parameters of chip or optics with point measurement machine
Parameter.The method being powered to chip is the electrode that chip is resisted with probe tip, is then connected with the mains to probe.Chip electrode and
The control of contact pressure between probe tip is the important procedure of test, and contact pressure is small to will lead to that contact resistance is big, contact
It is bad so that erroneous detection；The big dent that again can extrude electrode of contact pressure is to influence chip appearance and performance.
Chip scale is different, also different using the size of silicon wafer, and existing chip point measurement machine will by fixed-size sucker
Silicon wafer adsorbs, and can not be suitable for the silicon wafer of different model size, need replacing sucker, since sucker is more accurate, peace
Dress precision is also relatively high, and this reduces the working efficiencies of point measurement machine.
Summary of the invention
Technical problem to be solved by the utility model is: in order to solve Chip scale difference, using silicon wafer size not yet
Together, existing chip point measurement machine is adsorbed silicon wafer by fixed-size sucker, can not be suitable for the silicon of different model size
Piece needs replacing sucker, and since sucker is more accurate, installation accuracy is also relatively high, and this reduces the work of point measurement machine
The problem of efficiency, now provides a kind of LED chip point measurement machine.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of LED chip point measurement machine, including rack
And the sucker being arranged on the rack, the sucker include external disk and inner tray, the inner tray upper surface offers several
One through-hole offers the first cavity body in the inner tray, and the first through hole is connected to the first cavity body, in the inner tray
It is provided with and connects port, described one end for connecing port is connected to the first cavity body, and the external disk is detachably connected in inner tray
And upper surface flush with each other is arranged, and the external disk upper surface offers several second through-holes, offers on the external disk
Second cavity body, second through-hole are connected to the second cavity body, and third through-hole is offered in the inner tray, and the third is logical
Interconnected fourth hole is provided between hole and the first cavity body, sliding is provided with plug in the third through-hole, described
Spring is provided between plug and third through-hole, under the action of the spring, the plug is by third through-hole and fourth hole
Mutually partition, the external disk are provided with external nozzle, the external nozzle and the second cavity body close to one end of third through-hole
Connection, the external nozzle are plugged in third through-hole.By the way that dismountable external disk is arranged in inner tray outer peripheral surface, needing
External disk is mounted in inner tray when use, do not need using when by external disk dismantle, change sucker
Adsorption area, the silicon wafer for being also just suitable for different model size use.
Further, second through-hole is arranged around first through hole.
Further, offer sliding slot on the external disk, the inner tray radially offer with sliding slot phase
The sliding block matched, the sliding block are slidably arranged in sliding slot.
In order to be convenient for the disassembly of external disk, further, the external disk is fixed by screws in inner tray.It is logical
It crosses screw realization and fixes external disk in inner tray, such mounting means structure is simple, is also convenient for processing and later maintenance.
The beneficial effects of the utility model are: a kind of LED chip point measurement machine of the utility model is when in use, by inner disc
Dismountable external disk is arranged in external circumferential surface, and external disk is mounted in inner tray when need to use, is not needing to make
Used time dismantles external disk, changes the adsorption area of sucker, and the silicon wafer for being also just suitable for different model size uses, and keeps away
Existing chip point measurement machine is exempted from and has been adsorbed silicon wafer by fixed-size sucker, the silicon of different model size can not be suitable for
Piece needs replacing sucker, and since sucker is more accurate, installation accuracy is also relatively high, and this reduces the work of point measurement machine
The problem of efficiency.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the main view of the utility model；
Fig. 2 is the top view of the utility model；
Fig. 3 is A-A cross-sectional view in Fig. 2；
Fig. 4 is the partial enlarged view of B in Fig. 3；
Fig. 5 is the main view of external disk in the utility model；
Fig. 6 is the top view of external disk in the utility model；
Fig. 7 is the top view in the external disk installation inner tray of the utility model；
Fig. 8 is the mounting structure schematic diagram between the external disk of utility model and inner tray；
Fig. 9 is the partial enlarged view of C in Fig. 8.
In figure: 1, external disk, the 101, second through-hole, the 102, second cavity body, 2, inner tray, 201, first through hole, 202,
First cavity body, 203, third through-hole, 204, fourth hole, 3, connect port, 4, plug, 5, spring, 6, external nozzle, 7, sliding
Slot, 8, sliding block, 9, screw.
Specific embodiment
Presently in connection with attached drawing, the utility model is described in more detail.These attached drawings are simplified schematic diagram,
Only illustrate the basic structure of the utility model in a schematic way, therefore it only shows composition related with the utility model.
As shown in figs 1-9, a kind of LED chip point measurement machine, including rack and the sucker being arranged on the rack, the sucker packet
External disk 1 and inner tray 2 are included, 2 upper surface of inner tray offers several first through hole 201, offers in the inner tray 2
First cavity body 202, the first through hole 201 are connected to the first cavity body 202, are provided in the inner tray 2 and are connect port 3,
Described one end for connecing port 3 is connected to the first cavity body 202, and the external disk 1 is detachably connected in inner tray 2 and upper table
The setting of face flush with each other, external 1 upper surface of disk offers several second through-holes 101, offers second on the external disk 1
Cavity body 102, second through-hole 101 are connected to the second cavity body 102, offer third through-hole 203 in the inner tray 2,
Interconnected fourth hole 204, the third through-hole 203 are provided between the third through-hole 203 and the first cavity body 202
Interior sliding is provided with plug 4, is provided with spring 5 between the plug 4 and third through-hole 203, under the action of spring 5,
The plug 4 mutually separates third through-hole 203 and fourth hole 204, and the external disk 1 is close to one end of third through-hole 203
It is provided with external nozzle 6, the external nozzle 6 is connected to the second cavity body 102, is led to when the external nozzle 6 plugs third
When in hole 203, external nozzle 6 pushes plug 4 in 203 intrinsic displacement of third through-hole and to connect third through-hole 203 and fourth hole 204
It is logical, to realize that the first cavity body 202 and the second cavity body 102 are interconnected.
Second through-hole 101 is arranged around first through hole 201.Namely external disk 1 is formed around the setting of inner tray 2.
Sliding slot 7 is offered on the external disk 1, the inner tray 2 radially offers the sliding block to match with sliding slot 7
8, the sliding block 8 is slidably arranged in sliding slot 7.
The external disk 1 is fixed in inner tray 2 by screw 9.
A kind of above-mentioned LED chip point measurement machine is before use, adjust sucker to silicon wafer according to the size of silicon wafer first
Adsorption area, when needing to increase the adsorption area of sucker, the sliding block that is first directed at the sliding slot 7 of external disk 1 in inner tray 2
It 8 and is inserted into, while by the corresponding third through-hole 203 of external nozzle 6, it is external as external nozzle 6 is inserted into third through-hole 203
Nozzle 6 gradually contacts with plug 4 and pushes plug 4 in 203 intrinsic displacement of third through-hole, while spring 5 is extruded, when 4 quilt of plug
When pushing open, third through-hole 203 is connected to fourth hole 204, then external disk 1 is fixed in inner tray 2 by screw 9,
Installation of the external disk 1 in inner tray 2 is completed, external disk 1 is successively mounted in inner tray 2 by installation above-mentioned steps, works as needs
When external disk 1 is dismantled, screw 9 is unclamped, directly extracts external disk 1, external nozzle 6 is detached from plug 4 at this time, in spring 5
Under active force, plug 4 is opened in 203 intrinsic displacement of third through-hole, and by third through-hole 203 and the partition of fourth hole 204；
When in use, the port 3 that connects in inner tray 2 is connected to external gas source, so that being formed in the first cavity body 202 negative
Pressure, so that the first through hole 201 of 2 upper surface of inner tray forms negative pressure, when external disk 1 is mounted in inner tray 2, due to
Third through-hole 203 is connected to fourth hole 204, so external nozzle 6 passes through third through-hole 203 and fourth hole 204 for first
Negative pressure in cavity body 202 is transferred in the second cavity body 102, then is transferred to the second through-hole 101 by the second cavity body 102,
When external disk 1 is detached from inner tray 2, the plug 4 in third through-hole 203 opens third through-hole 203 and the partition of fourth hole 204,
So that internal negative pressure can not reach third through-hole 203 by fourth hole 204.
The above-mentioned desirable embodiment according to the utility model is enlightenment, through the above description, relevant staff
Completely various changes and amendments can be carried out in the range of without departing from this item utility model technical idea.This item is practical
Novel technical scope is not limited to the contents of the specification, it is necessary to determine that its is technical according to scope of the claims
Range.
Claims (4)
1. a kind of LED chip point measurement machine, including rack and the sucker being arranged on the rack, it is characterised in that: the sucker includes
External disk (1) and inner tray (2), inner tray (2) upper surface offer several first through hole (201), the inner tray (2)
It inside offers the first cavity body (202), the first through hole (201) is connected to the first cavity body (202), the inner tray (2)
On be provided with and connect port (3), described one end for connecing port (3) is connected to the first cavity body (202), and the external disk (1) is removable
It unloads and is connected on inner tray (2) and upper surface flush with each other is arranged, it is logical that external disk (1) upper surface offers several second
Hole (101) offers the second cavity body (102) on the external disk (1), second through-hole (101) and the second cavity body
(102) it is connected to, is offered third through-hole (203) on the inner tray (2), the third through-hole (203) and the first cavity body
(202) it being provided between interconnected fourth hole (204), sliding is provided with plug (4) in the third through-hole (203),
Spring (5) are provided between the plug (4) and third through-hole (203), under the action of the spring (5), the plug (4)
Third through-hole (203) and fourth hole (204) are mutually separated, the external disk (1) sets close to the one end of third through-hole (203)
It is equipped with external nozzle (6), the external nozzle (6) is connected to the second cavity body (102), and the external nozzle (6) is plugged in
In three through-holes (203).
2. a kind of LED chip point measurement machine according to claim 1, it is characterised in that: second through-hole (101) is around the
One through-hole (201) setting.
3. a kind of LED chip point measurement machine according to claim 2, it is characterised in that: offer cunning on the external disk (1)
Slot (7), the inner tray (2) radially offer the sliding block (8) to match with sliding slot (7), sliding block (8) the sliding setting
In sliding slot (7).
4. a kind of LED chip point measurement machine according to claim 1-3, it is characterised in that: the external disk (1) is logical
Screw (9) is crossed to be fixed on inner tray (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921095494.0U CN209266358U (en) | 2019-07-15 | 2019-07-15 | A kind of LED chip point measurement machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921095494.0U CN209266358U (en) | 2019-07-15 | 2019-07-15 | A kind of LED chip point measurement machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209266358U true CN209266358U (en) | 2019-08-16 |
Family
ID=67585716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921095494.0U Expired - Fee Related CN209266358U (en) | 2019-07-15 | 2019-07-15 | A kind of LED chip point measurement machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209266358U (en) |
-
2019
- 2019-07-15 CN CN201921095494.0U patent/CN209266358U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190816 Termination date: 20210715 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |