CN206960503U - A kind of sample adding instrument provided with guider - Google Patents
A kind of sample adding instrument provided with guider Download PDFInfo
- Publication number
- CN206960503U CN206960503U CN201720846095.8U CN201720846095U CN206960503U CN 206960503 U CN206960503 U CN 206960503U CN 201720846095 U CN201720846095 U CN 201720846095U CN 206960503 U CN206960503 U CN 206960503U
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- China
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- splined shaft
- steering arm
- motor
- axis
- connector
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Abstract
The utility model provides a kind of sample adding instrument provided with guider, more particularly to Instrumental Analysis apparatus field, including horizontal basal plane and screw mandrel, the vertical direction of horizontal basal plane is provided with screw mandrel, screw mandrel is rotatablely connected with horizontal basal plane, the top of screw mandrel is arranged with an acting flange, the side of silk acting flange is provided with connector, connector is provided with the axis of guide, axis of guide through-connections, connector can reciprocatingly slide along the axis of guide, and one end of the axis of guide is fixed on horizontal basal plane, connector center is provided with splined shaft, splined shaft is rotatablely connected with connector, the upper horizontal direction of splined shaft is provided with the first steering arm, one end of first steering arm connects with splined shaft, the other end of first steering arm is provided with the second steering arm, second steering arm and the first steering arm are rotatablely connected, the vertical direction of the second steering arm other end is provided with sample needle.The utility model can make sample needle shift position accurate, improve detection accuracy.
Description
Technical field
The utility model belongs to Instrumental Analysis apparatus field, and in particular to a kind of sample adding instrument provided with guider.
Background technology
Sample adding instrument is one of conventional analytical equipment, and it is mainly used in the sample-adding of experimental provision, the mechanical arm one of sample adding instrument
As need to move up and down, to meet the needs of sample-adding, but when existing equipment sample adding instrument moves up and down, easily shake, lead
Cause load position inaccurate, so as to cause testing result inaccurate.
In view of the above, a kind of sample adding instrument provided with guider of existing demand, it can be ensured that sample adding instrument moves up and down flat
Surely, sample needle shift position can be made accurate, to improve detection accuracy.
Utility model content
The purpose of this utility model provides a kind of sample adding instrument provided with guider, sample needle can be made accurately to be loaded
Or sampling, measuring accuracy and sample needle service life can be improved.
The utility model provides following technical scheme：
A kind of sample adding instrument provided with guider, including horizontal basal plane and screw mandrel, the vertical direction of the horizontal basal plane are set
There is screw mandrel, the screw mandrel is rotatablely connected with the horizontal basal plane, and the top of the screw mandrel is arranged with an acting flange, the silk connection
Blue side is provided with connector, and the connector is provided with the axis of guide, and the axis of guide runs through the connector, the connector
It can be reciprocatingly slided along the axis of guide, and one end of the axis of guide is fixed on the horizontal basal plane, the connector center
Provided with splined shaft, the splined shaft is rotatablely connected with the connector, and the upper horizontal direction of the splined shaft is provided with first turn
To arm, one end of first steering arm connects with the splined shaft, and the other end of first steering arm is provided with second and turned to
Arm, second steering arm are rotatablely connected with first steering arm, and the vertical direction of the second steering arm other end is provided with
Sample needle, and the screw mandrel, the splined shaft and second steering arm are respectively equipped with the motor of power set first, the second motor
With the 3rd motor.
Preferably, the axis of guide is provided with two altogether, and the axis of guide is symmetrically set in the both sides of the connector, described to lead
It is fixedly connected to the bottom of axle with the horizontal basal plane.
Preferably, the connector is provided with sliding bearing, and the axis of guide is in the sliding bearing.
Preferably, the 3rd motor, institute are provided with above the one end of first steering arm away from second steering arm
The top that the 3rd motor is stated with second steering arm connects；The vertical direction of the horizontal basal plane is additionally provided with vertical basal plane, institute
The first motor and second motor are stated on the vertical basal plane, first motor connects with the bottom of the screw mandrel,
Second motor in the middle part of the splined shaft with connecting.
Preferably, first motor, second motor and the 3rd motor are driven using synchronous cog belt mode.
Preferably, the middle part of the splined shaft is provided with driven gear, second motor by synchronous cog belt with it is described
Driven gear connects, and the rack to match with the splined shaft is provided with the middle part of the driven gear；Above and below the driven gear
Both sides are provided with bearing (setting) plate, and the side of the bearing (setting) plate connects with the vertical basal plane, and the splined shaft is described in
The bearing of bearing (setting) plate, and the splined shaft can be along above and below the vertical axis of the driven gear and the bearing (setting) plate
Move back and forth.
Preferably, the splined shaft is hollow form, the connecting tube of the sample needle through the splined shaft inner chamber with it is described
Sample needle connects.
The beneficial effects of the utility model：
(1) the utility model is oriented to by the axis of guide to connector, so as to make connector drive splined shaft steady
Up and down motion, and then sample needle load position can be made accurate, improve detection accuracy；
(2) cooperation of the present utility model by screw mandrel, the first steering arm and the second steering arm, can further improve sample-adding
Pin load position is accurate.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is the utility model front view；
Fig. 2 is the utility model side structure schematic view；
Fig. 3 is the utility model partial structural diagram；
Fig. 4 is splined shaft and driven gear structural representation.
In figure mark for：1st, horizontal basal plane；2nd, vertical basal plane；3rd, screw mandrel；4th, splined shaft；5th, silk acting flange；6th, connector；
6a, the axis of guide；6b, sliding bearing；7th, driven gear；8th, bearing (setting) plate；9th, spline housing；10th, sample needle；11st, the first motor；
12nd, the second motor；13rd, the 3rd motor；14th, the first steering arm；15th, the second steering arm.
Embodiment
As shown in Figure 1, Figure 2 and Figure 3, a kind of sample adding instrument provided with guider, including horizontal basal plane 1 and screw mandrel 3, it is horizontal
The vertical direction of basal plane 1 is provided with screw mandrel 3, and screw mandrel 3 is rotatablely connected with horizontal basal plane 1, and the top of screw mandrel 3 is arranged with an acting flange 5,
The side of silk acting flange 5 is provided with connector 6, and connector 6 is provided with axis of guide 6a, axis of guide 6a through-connections 6, axis of guide 6a
One end be fixed on horizontal basal plane 1, and connector 6 can reciprocatingly slide along axis of guide 6a, and connector 6 is provided with splined shaft 4, flower
Key axle 4 is rotatablely connected with connector 6, and the upper horizontal direction of splined shaft 4 is provided with the first steering arm 14, and the one of the first steering arm 14
End connects with splined shaft 4, and the other end of the first steering arm 14 is provided with the second steering arm 15, the second steering arm 15 and the first steering arm
14 rotation connections, the vertical direction of the other end of the second steering arm 15 is provided with sample needle 10, and screw mandrel 3, splined shaft 4 and second turn to
Arm 15 is respectively equipped with power set the first motor 11, the second motor 12 and the 3rd motor 13；Pass through the drive screw 3 of the first motor 11
Rotated on horizontal basal plane 1, the turn of screw mandrel 3 can drive an acting flange 5 to pump, and silk acting flange 5 passes through connection
Part 6 can drive splined shaft 4 to pump, and splined shaft 4 drives the first steering arm 14, the second steering arm 15 and sample needle 10 again
Pump, be engaged in the up and down motion for realizing sample needle 10, and screw mandrel 3 and silk acting flange 5 are driven accurately, so as to improve
Sample needle 10 moves up and down the accuracy of distance, avoids sample needle 10 and is contacted with test tube, improves the service life of sample needle 10；
The turn of splined shaft 4 is driven by the second motor 12, splined shaft 4 drives the first steering arm 14, the second steering arm 15 and sample-adding again
The turn of pin 10, so as to realize the movement of the horizontal direction of sample needle 10, and the first steering can be driven by the rotation of the 3rd motor 13
The turn of arm 14 and sample needle 10, can be to the fine position of the horizontal direction of sample needle 10, and so as to improve, sample needle 10 is horizontal to be moved
Dynamic accuracy, avoid sample needle 10 from being contacted with test tube, improve the service life of sample needle 10, and the present apparatus is driven by motor
The motion for realizing mechanical arm is rotated with screw mandrel 3, is not only simple in structure, and production cost is low；Connector 6 is entered by axis of guide 6a
Row is oriented to, and so as to make connector 6 drive splined shaft 4 smoothly to move up and down, and then the load position of sample needle 10 can be made accurate,
Improve detection accuracy.
Wherein, axis of guide 6a is provided with two altogether, and axis of guide 6a is symmetrically set in the both sides of connector 6, axis of guide 6a bottom
It is fixedly connected with horizontal basal plane 1, by this structure directing bearing, connector motion can be made more steady；Connector 6, which is provided with, to be slided
Dynamic bearing 6b, axis of guide 6a reduce the friction between axis of guide 6a and connector 6 in sliding bearing 6b, by sliding bearing 6b
Power.
As depicted in figs. 1 and 2, the 3rd motor 13 is provided with above the one end of the first steering arm 14 away from the second steering arm 15,
3rd motor 13 connects with the top of the second steering arm 15；The vertical direction of horizontal basal plane 1 is additionally provided with vertical basal plane 2, the first electricity
The motor 12 of machine 11 and second is on vertical basal plane, and the first motor 11 connects with the bottom of screw mandrel 3, the second motor 12 and splined shaft
4 middle part connects, can be rationally by the first motor 11, the second motor 12 using aforesaid way by horizontal basal plane 1 and vertical basal plane 2
Fixed with the 3rd motor 13, be both easy to be driven, reduce the overall volume of device, and the first motor 11, the and of the second motor 12 again
The advantages of 3rd motor 13 is driven using synchronous cog belt mode, and synchronous cog belt has transmission belt and gear drive concurrently, not only passes
Dynamic response is fast, and is driven accurately, beneficial to the precision for improving manipulator motion.
Such as Fig. 2 and Fig. 4, the middle part of splined shaft 4 is provided with driven gear 7, the second motor 12 by synchronous cog belt with it is driven
Gear 7 connects, and the middle part of driven gear 7 is provided with the rack to match with splined shaft 4；Driven gear is consolidated both sides about 7 provided with bearing
Fixed board 8, the side of bearing (setting) plate 8 connect with vertical basal plane 2, and splined shaft 4 passes through the bearing of bearing (setting) plate 8, and splined shaft 4
It can be pumped along the vertical axis of driven gear 7 and bearing (setting) plate 8；The driven gear 7 of said structure both can band
Dynamic splined shaft 4 rotates, and does not influence splined shaft 4 and pump, and can be spacing by driven gear 7 by bearing (setting) plate 8,
The stabilization of the position of driven gear 7 is ensured, so that it is guaranteed that the stabilization that splined shaft 4 rotates, pumps beneficial to mechanical arm is improved
Precision；Splined shaft 4 is hollow form, and the connecting tube of sample needle 10 connects with sample needle 10 through the inner chamber of splined shaft 4, can so subtracted
The risk of few outside fly line, can also improve aesthetics.
Utility model works mode：
As shown in Figure 1, Figure 2 and Figure 3, being rotated on horizontal basal plane 1 by the drive screw 3 of the first motor 11, screw mandrel 3
Turn can drive an acting flange 5 to pump, and silk acting flange 5 can drive splined shaft 4 up and down reciprocatingly to transport by connector 6
Dynamic, splined shaft 4 drives the first steering arm 14, the second steering arm 15 and sample needle 10 to pump again, is engaged in realization sample-adding
The up and down motion of pin 10, and the kind of drive of screw mandrel 3 and silk acting flange 5 is accurate, so as to improve sample needle 10 move up and down away from
From accuracy；Connector 6 is oriented to by axis of guide 6a, so as to make connector 6 drive splined shaft 4 smoothly upper and lower
Motion, and then the load position of sample needle 10 can be made accurate, improve detection accuracy.
As shown in Figure 1 and Figure 2, the turn of splined shaft 4 is driven by the second motor 12, splined shaft 4 drives the first steering arm again
14th, the second steering arm 15 and the turn of sample needle 10, so as to realize the movement of the horizontal direction of sample needle 10, and pass through the 3rd motor 13
Rotation can drive the turn of the second steering arm 15 and sample needle 10, can to the fine position of the horizontal direction of sample needle 10, from
And improve the accuracy that sample needle 10 moves horizontally.
Preferred embodiment of the present utility model is these are only, is not limited to the utility model, although with reference to before
State embodiment the utility model is described in detail, for those skilled in the art, it still can be to preceding
State the technical scheme described in each embodiment to modify, or equivalent substitution is carried out to which part technical characteristic.It is all this
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (7)
- A kind of 1. sample adding instrument provided with guider, it is characterised in that：Including horizontal basal plane and screw mandrel, the horizontal basal plane erects Nogata is rotatablely connected to provided with screw mandrel, the screw mandrel with the horizontal basal plane, and the top of the screw mandrel is arranged with an acting flange, institute The side for stating an acting flange is provided with connector, and the connector is provided with the axis of guide, and the axis of guide runs through the connector, institute Stating connector can be reciprocatingly slided along the axis of guide, and one end of the axis of guide is fixed on the horizontal basal plane, the company Fitting center is provided with splined shaft, and the splined shaft is rotatablely connected with the connector, and the upper horizontal direction of the splined shaft is set There is the first steering arm, one end of first steering arm connects with the splined shaft, and the other end of first steering arm is provided with Second steering arm, second steering arm and first steering arm are rotatablely connected, the second steering arm other end it is vertical Direction is provided with sample needle, and the screw mandrel, the splined shaft and second steering arm be respectively equipped with the motor of power set first, Second motor and the 3rd motor.
- A kind of 2. sample adding instrument provided with guider according to claim 1, it is characterised in that：The axis of guide is provided with two altogether Individual, the axis of guide is symmetrically set in the both sides of the connector, and the bottom of the axis of guide is fixedly connected with the horizontal basal plane.
- A kind of 3. sample adding instrument provided with guider according to claim 1 or claim 2, it is characterised in that：Set on the connector There is sliding bearing, the axis of guide is in the sliding bearing.
- A kind of 4. sample adding instrument provided with guider according to claim 1, it is characterised in that：First steering arm is remote From the top that the 3rd motor, the 3rd motor and second steering arm are provided with above one end of second steering arm Connect；The vertical direction of the horizontal basal plane is additionally provided with vertical basal plane, first motor and second motor located at described On vertical basal plane, first motor connects with the bottom of the screw mandrel, the middle part phase of second motor and the splined shaft Connect.
- A kind of 5. sample adding instrument provided with guider according to claim 1, it is characterised in that：First motor, institute State the second motor and the 3rd motor is driven using synchronous cog belt mode.
- A kind of 6. sample adding instrument provided with guider according to claim 1, it is characterised in that：The middle part of the splined shaft Provided with driven gear, second motor is connected by synchronous cog belt with the driven gear, is set in the middle part of the driven gear There is the rack to match with the splined shaft；The both sides up and down of the driven gear are provided with bearing (setting) plate, and the bearing is fixed The side of plate connects with the vertical basal plane, and the splined shaft passes through the bearing of the bearing (setting) plate, and the splined shaft can Pumped along the vertical axis of the driven gear and the bearing (setting) plate.
- A kind of 7. sample adding instrument provided with guider according to claim 1, it is characterised in that：The splined shaft is hollow Shape, the connecting tube of the sample needle connect through the splined shaft inner chamber with the sample needle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720846095.8U CN206960503U (en) | 2017-07-13 | 2017-07-13 | A kind of sample adding instrument provided with guider |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720846095.8U CN206960503U (en) | 2017-07-13 | 2017-07-13 | A kind of sample adding instrument provided with guider |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206960503U true CN206960503U (en) | 2018-02-02 |
Family
ID=61384514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720846095.8U Expired - Fee Related CN206960503U (en) | 2017-07-13 | 2017-07-13 | A kind of sample adding instrument provided with guider |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206960503U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444441A (en) * | 2018-12-19 | 2019-03-08 | 江苏鸿恩医疗器械有限公司 | Automatic coagulation analyzer |
| CN110975714A (en) * | 2019-11-08 | 2020-04-10 | 深圳市万臣科技有限公司 | double-ZR module |
| CN111844056A (en) * | 2019-10-08 | 2020-10-30 | 潍坊市康华生物技术有限公司 | Low-noise mechanical self-locking rotating arm device and using method |
-
2017
- 2017-07-13 CN CN201720846095.8U patent/CN206960503U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444441A (en) * | 2018-12-19 | 2019-03-08 | 江苏鸿恩医疗器械有限公司 | Automatic coagulation analyzer |
| CN111844056A (en) * | 2019-10-08 | 2020-10-30 | 潍坊市康华生物技术有限公司 | Low-noise mechanical self-locking rotating arm device and using method |
| CN110975714A (en) * | 2019-11-08 | 2020-04-10 | 深圳市万臣科技有限公司 | double-ZR module |
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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: 20180202 Termination date: 20200713 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |