CN208121241U - A kind of single crystal furnace seed crystal rotating device - Google Patents
A kind of single crystal furnace seed crystal rotating device Download PDFInfo
- Publication number
- CN208121241U CN208121241U CN201820325069.5U CN201820325069U CN208121241U CN 208121241 U CN208121241 U CN 208121241U CN 201820325069 U CN201820325069 U CN 201820325069U CN 208121241 U CN208121241 U CN 208121241U
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- CN
- China
- Prior art keywords
- furnace body
- screw rod
- seed crystal
- lifting head
- furnace
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Abstract
The utility model discloses a kind of single crystal furnace seed crystal rotating device, it includes furnace body, lifting head is provided on the furnace body, the furnace body upper end is provided with the rotating electric machine of driving lifting head rotation, the rotating electric machine is set in motor cabinet, and driving screw rod is provided with above the furnace body, and the furnace body is interior to be provided with screw rod in lifting both sides of head, the screw rod upper end passes through furnace body and connect with driving screw rod worm and gear, and the screw lower end is provided with compact heap；It is provided with sliding seat below screw rod in the furnace body, the sliding seat upper end is provided with pressed slider, is connected with reset spring between the pressed slider and furnace body；The lifting head lower end is provided with clamping device.The purpose of the utility model is to provide a kind of single crystal furnace seed crystal rotating device, the shock resistance of lifting head can be improved, while convenient for clamping seed crystal.
Description
Technical field
The utility model belongs to monocrystalline silicon production field, specially a kind of single crystal furnace seed crystal rotating device.
Background technique
During monocrystalline silicon production, seed crystal is set to lifting head lower end, and lifting head rotation is down or up so that seed crystal revolves
Turn decline contact with the solution in single crystal growing furnace then disengaging, during seed crystal is down or up, lifting head can because furnace body vibration,
The factors such as solution flowing and occur to swing to causing the product produced bad；And it is existing, seed crystal is mounted on lifting head
When, it needs to open up notch in seed crystal side, using the notch of seed crystal, seed crystal is bundled on lifting head, this mode is very numb
It is tired, and when the crystal of growth is overweight, seed crystal indentation, there easy fracture.
Utility model content
The purpose of this utility model is can be improved and mentions in view of the above problems, provide a kind of single crystal furnace seed crystal rotating device
The shock resistance of pull head, while convenient for clamping seed crystal.
In order to achieve the above object, the technical solution adopted in the utility model is：It includes furnace body, is provided on the furnace body
Lifting head, the furnace body upper end are provided with the rotating electric machine of driving lifting head rotation, and the rotating electric machine is set in motor cabinet,
It is provided with driving screw rod above the furnace body, the driving screw rod both ends are provided with bearing, and the bearing is set to furnace body upper end
Support base in, the shaft that described driving screw rod one end passes through support base and lifting motor connects, in lifting head in the furnace body
Two sides are provided with screw rod, and the screw rod upper end passes through furnace body and connect with driving screw rod worm and gear, and the screw lower end is provided with
Rolling bearing units, the rolling bearing units are set to compact heap upper end, and the compact heap lower end is provided with chamfering；In silk in the furnace body
It is provided with sliding seat below bar, the sliding seat upper end is provided with compression sliding rail, is movably set with compression on the compression sliding rail
Sliding block, the pressed slider upper end are fixedly connected with block is held tightly, are provided on the holding block compatible with compact heap chamfering
Inclined-plane is connected with reset spring between the pressed slider and furnace body；The lifting head lower end is provided with clamping device, the folder
Tight device includes clamping screw, and the clamping screw is fixedly installed on lifting head lower end, the clamping screw outside screw connection
There is sleeve, the sleeve lower end is provided with drive ring, and the drive ring lower end is open, is arranged at the inside edge of the drive ring lower end
There is inclined-plane；The clamping screw lower end is provided with collet, and through-hole, sliding in the through-hole are relatively set on the collet side wall
It is provided with gripping block, gripping block outboard end upper edge is provided with chamfering compatible with drive ring inclined-plane lower end.
Further, in order to improve the stability of screw rod, it is provided with support in the furnace body, is arranged on the support useful
In the tapped through hole that screw rod passes through.
Further, in order to preferably clamp lifting head, the holding block transversal cross-section is semicircular structure, and inner wall with
Lifting head outer wall is adapted.
Further, in order to improve safety, the screw rod upper end is provided with limit plate.
Further, the chuck through hole lower end is provided with clamping sliding rail, and the gripping block, which is set to, to be clamped on sliding rail.
Further, it is arranged at intervals with spherical groove on the holding block inner wall, is provided with steel ball in the spherical groove.
The beneficial effects of the utility model：During lifting head rises or falls, lifting head is held tightly using block is held tightly,
To prevent its vibration, the shock resistance of lifting head is improved；Lifting head lower end is provided with clamping device, and turnbarrel drives gripping block
It moves toward one another, so as to Quick-clamped seed crystal, and clamps seed crystal using gripping block, increase the forced area of seed crystal, make seed
It is brilliant not easy to break, production efficiency is improved to improve the production yield of product.
1, it holds tightly on block inner wall and is provided with steel ball, convenient for the longitudinal movement of lifting head.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is clamping device structural schematic diagram.
Label character described in figure is expressed as：1, furnace body；2, lifting head；3, motor cabinet；4, screw rod is driven；5, support base；
6, lifting motor；7, screw rod；8, rolling bearing units；9, compact heap；10, sliding seat；11, sliding rail is compressed；12, pressed slider；13, it embraces
Tight block；14, reset spring；15, clamping screw；16, sleeve；17, drive ring；18, collet；19, gripping block；20, support；21,
Limit plate；22, sliding rail is clamped；23, steel ball.
Specific embodiment
In order to enable those skilled in the art to better understand the technical solutions of the present invention, with reference to the accompanying drawing to this reality
Be described in detail with novel, the description of this part be only it is exemplary and explanatory, should not be to the protection scope of the utility model
There is any restriction effect.
As Figure 1-Figure 2, the specific structure of the utility model is：It includes furnace body 1, is provided with and mentions on the furnace body 1
Pull head 2,1 upper end of furnace body are provided with the rotating electric machine that driving lifting head 2 rotates, and the rotating electric machine is set to motor cabinet 3
It is interior, driving screw rod 4 is provided with above the furnace body 1,4 both ends of driving screw rod are provided with bearing, and the bearing is set to furnace
In the support base 5 of 1 upper end of body, described driving 4 one end of screw rod passes through support base 5 and connect with the shaft of lifting motor 6, the furnace body
2 two sides of lifting head are provided with screw rod 7 in 1,7 upper end of screw rod passes through furnace body 1 and connect with driving 4 worm and gear of screw rod, institute
It states 7 lower end of screw rod and is provided with rolling bearing units 8, the rolling bearing units 8 are set to 9 upper end of compact heap, 9 lower end of the compact heap setting
There is chamfering；Sliding seat 10 is provided in the furnace body 1 below screw rod 7,10 upper end of sliding seat, which is provided with, compresses sliding rail 11,
Pressed slider 12 is movably set on the compression sliding rail 11,12 upper end of pressed slider is fixedly connected with block 13 is held tightly, institute
It states to hold tightly and is provided with inclined-plane compatible with 9 chamfering of compact heap on block 13, be connected between the pressed slider 12 and furnace body 1 multiple
Position spring 14；The lifting head lower end is provided with clamping device, and the clamping device includes clamping screw 15, the clamping screw
15 are fixedly installed on 2 lower end of lifting head, and 15 outside screw of clamping screw is connected with sleeve 16,16 lower end of the sleeve setting
There is drive ring 17, the sleeve 16 is concentric hollow cylindrical structure with drive ring 17, and 17 lower end of drive ring is open, described
Drive ring is provided with inclined-plane at 17 lower end inside edge；15 lower end of clamping screw is provided with collet 18,18 side wall of collet
On be relatively set with through-hole, sliding is provided with gripping block 19 in the through-hole, and the 19 outboard end upper edge of gripping block is provided with
Chamfering compatible with drive ring inclined-plane lower end.
Preferably, it is provided with support 20 in the furnace body, it is logical that the screw thread passed through for screw rod 7 is provided on the support 20
Hole.
Preferably, 13 transversal cross-section of holding block is semicircular structure, and inner wall is adapted with 2 outer wall of lifting head.
Preferably, 7 upper end of screw rod is provided with limit plate 21.
Preferably, the 18 through-hole lower end of collet, which is provided with, clamps sliding rail 22, and the gripping block 19 is set to clamping sliding rail
On 22.
Preferably, it is arranged at intervals with spherical groove on 13 inner wall of holding block, steel ball 23 is provided in the spherical groove.
When specific works, seed crystal is placed in collet 18, rotational sleeve 16, so that drive ring 17 moves down, thus
So that gripping block 19 moves toward one another to clamp seed crystal；When lifting head 2, which declines, to be contacted fastly with the liquid level of furnace body 1, or production
At initial stage, when solution flowing instability, lifting motor 6 drives driving screw rod 4 to rotate, and connects with driving 4 worm and gear of screw rod
The screw rod 7 connect starts turning and declines, so that compact heap 9 declines, during compact heap 9 declines, fillet surface and holding
The contact of incline plane and then driving holding block 13 of block 13 are moved to lifting head 2 to clamp lifting head 2, improve its shock resistance.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so which element is the process, method, article or equipment for including a series of elements not only include, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or equipment institute it is intrinsic
Element.
Specific case used herein is expounded the principles of the present invention and embodiment, above example
Illustrate the method and its core concept for being merely used to help understand the utility model.The above is only the preferred of the utility model
Embodiment, it is noted that due to the finiteness of literal expression, and objectively there is unlimited specific structure, for this technology
For the those of ordinary skill in field, without departing from the principle of this utility model, several improvement, retouching can also be made
Or variation, above-mentioned technical characteristic can also be combined in the right way；These improve retouching, variation or combination, or not
It is improved that the conception and technical scheme of utility model are directly applied into other occasions, it is regarded as the protection of the utility model
Range.
Claims (6)
1. a kind of single crystal furnace seed crystal rotating device, it includes furnace body（1）, the furnace body（1）On be provided with lifting head（2）, described
Furnace body（1）Upper end is provided with driving lifting head（2）The rotating electric machine of rotation, the rotating electric machine are set to motor cabinet（3）It is interior,
It is characterized in that, the furnace body（1）Top is provided with driving screw rod（4）, the driving screw rod（4）Both ends are provided with bearing, described
Bearing is set to furnace body（1）The support base of upper end（5）It is interior, the driving screw rod（4）One end passes through support base（5）With lifting motor
（6）Shaft connection, the furnace body（1）It is interior in lifting head（2）Two sides are provided with screw rod（7）, the screw rod（7）Upper end passes through furnace
Body（1）With driving screw rod（4）Worm and gear connection, the screw rod（7）Lower end is provided with rolling bearing units（8）, the rolling bearing units
（8）It is set to compact heap（9）Upper end, the compact heap（9）Lower end is provided with chamfering；The furnace body（1）It is interior in screw rod（7）Lower section
It is provided with sliding seat（10）, the sliding seat（10）Upper end is provided with compression sliding rail（11）, the compression sliding rail（11）Upper activity
It is provided with pressed slider（12）, the pressed slider（12）Upper end and holding block（13）It is fixedly connected, the holding block（13）On
It is provided with and compact heap（9）The compatible inclined-plane of chamfering, the pressed slider（12）With furnace body（1）Between be connected with reset spring
（14）；The lifting head lower end is provided with clamping device, and the clamping device includes clamping screw（15）, the clamping screw
（15）It is fixedly installed on lifting head（2）Lower end, the clamping screw（15）Outside screw is connected with sleeve（16）, the sleeve
（16）Lower end is provided with drive ring（17）, the drive ring（17）Lower end is open, the drive ring（17）Lower end is set inside edge
It is equipped with inclined-plane；The clamping screw（15）Lower end is provided with collet（18）, the collet（18）Through-hole is relatively set on side wall,
Sliding is provided with gripping block in the through-hole（19）, the gripping block（19）Outboard end upper edge be provided with under drive ring inclined-plane
Hold compatible chamfering.
2. a kind of single crystal furnace seed crystal rotating device according to claim 1, which is characterized in that be provided with branch in the furnace body
Seat（20）, the support（20）On be provided with for screw rod（7）The tapped through hole passed through.
3. a kind of single crystal furnace seed crystal rotating device according to claim 1, which is characterized in that the holding block（13）Laterally
Section is semicircular structure, and inner wall and lifting head（2）Outer wall is adapted.
4. a kind of single crystal furnace seed crystal rotating device according to claim 1, which is characterized in that the screw rod（7）Upper end is set
It is equipped with limit plate（21）.
5. a kind of single crystal furnace seed crystal rotating device according to claim 1, which is characterized in that the collet（18）Under through-hole
End is provided with clamping sliding rail（22）, the gripping block（19）It is set to clamping sliding rail（22）On.
6. a kind of single crystal furnace seed crystal rotating device according to claim 1, which is characterized in that the holding block（13）Inner wall
On be arranged at intervals with spherical groove, be provided with steel ball in the spherical groove（23）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820325069.5U CN208121241U (en) | 2018-03-09 | 2018-03-09 | A kind of single crystal furnace seed crystal rotating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820325069.5U CN208121241U (en) | 2018-03-09 | 2018-03-09 | A kind of single crystal furnace seed crystal rotating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208121241U true CN208121241U (en) | 2018-11-20 |
Family
ID=64205002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820325069.5U Expired - Fee Related CN208121241U (en) | 2018-03-09 | 2018-03-09 | A kind of single crystal furnace seed crystal rotating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208121241U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113122912A (en) * | 2021-04-25 | 2021-07-16 | 弘元新材料(包头)有限公司 | Large-size silicon single crystal furnace pressure-changing and shoulder-setting survival rate improving device |
-
2018
- 2018-03-09 CN CN201820325069.5U patent/CN208121241U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113122912A (en) * | 2021-04-25 | 2021-07-16 | 弘元新材料(包头)有限公司 | Large-size silicon single crystal furnace pressure-changing and shoulder-setting survival rate improving device |
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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: 20181120 |
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| CF01 | Termination of patent right due to non-payment of annual fee |