CN201876461U

CN201876461U - Automatic sample feeding device for micropore plate

Info

Publication number: CN201876461U
Application number: CN2010205705985U
Authority: CN
Inventors: 李文忠; 刘振宇; 张付祥
Original assignee: Hebei University of Science and Technology
Current assignee: Hebei University of Science and Technology
Priority date: 2010-10-21
Filing date: 2010-10-21
Publication date: 2011-06-22
Anticipated expiration: 2020-10-21

Abstract

The utility model provides an automatic sample feeding device for a micropore plate, comprising an X-direction bottom plate 11, a Y-direction bottom plate 15, a Z-direction bracket 30, stepping motors 8, 13 and 32, motor brackets 33 and 46, synchronous belts 1, 18 and 35, synchronous belt wheels 10, 14, 34, 36, 41 and 47, bearing seats 9 and 42, a bearing seat bracket 20, photoelectric sensors 17, 19, 24, 25, 29 and 31, sensor chips 27, 39 and 48, belt clamps 28 and 45, ball bearing guideways 12, 22 and 40, sliding blocks 7, 38 and 43, stopping blocks 6, 16, 21, 23 and 26, a sample feeding needle 2 and a clamp 3, a sample feeding needle connecting part 37, a nut 4, a screw rod 5, a nut sliding block connecting part 44, and the like, wherein the ball bearing guideway 12 and the sliding block 7, the ball bearing guideway 22 and the sliding block 43, the ball bearing guideway 40 and the sliding block 38 respectively form a rolling guideway-sliding block moving pair; and the sliding blocks can slide on the guideway along the guideway direction. The nut 4 and the screw rod 5 compose a screw rod-nut moving pair. The automatic sample feeding device has high efficiency and good safety.

Description

The automatic sample adding device of microwell plate

Technical field

The utility model relates to the automatic sample adding device of a kind of microwell plate, can realize test check vessel such as many micropores ELISA Plate are added different reagent on request, carry out chemistry, Bioexperiment, can be widely used in hospital laboratory, health check-up section, centralab, specialized laboratory, disease prevention and control center, epidemic prevention station, the anti-units such as institute, Blood Center, blood station, family planning health care system, animals and plants inspection and quarantine mechanism, animal and veterinary anti-epidemic system, universities and colleges laboratory, biopreparate enterprise of protecting.

Background technology

Microwell plate is the consumptive material commonly used of clinical identification, generally is that bag is added liquid sample by craft or machine by solid substrate during clinical use in the micropore of manufacturer on microwell plate, observes color then or turbidity obtains testing result.

Generally take the mode of artificial application of sample in the time of the microwell plate application of sample of prior art, so efficient is lower, and security is relatively poor.

Summary of the invention

Defective at existing microwell plate application of sample, the utility model proposes the automatic sample adding device of a kind of microwell plate, this device comprises that X is to base plate 11, Y is to base plate 15, Z is to support 30, stepper motor 8, bearing seat 9 is separately fixed at X on base plate 11, synchronous pulley 47 is fixed on the axle of stepper motor 8, synchronous pulley 10 is installed on the bearing seat 9 by an optical axis, be with 1 synchronously around synchronous pulley 10, on 47, guide rail 12,

block

16,26 are separately fixed at X on base plate 11,

block

16,26 are arranged in guide rail 12 two ends, Y is fixed on the slide block 7 to base plate 15, by strap clamp 28 be with 10 to link up synchronously, drive by stepper motor 8, driving Y moves along guide rail 12 to base plate 15,

photoelectric sensor

24,25 are fixed on X on base plate 11, are arranged in guide rail 12 two ends one side direction, detect Y to the left and right sides of base plate 15 end positions by being fixed on the sensor sensing sheet 27 of Y on base plate 15; Stepper motor 13 is fixed on the electric machine support 46, bearing seat 42 is fixed on the bearing bracket 20, electric machine support 46, bearing bracket 20 is separately fixed at Y on base plate 15, synchronous pulley 14 is fixed on the axle of stepper motor 13, synchronous pulley 41 is installed on the bearing seat 42 by an optical axis, be with 18 synchronously around synchronous pulley 14, on 41, guide rail 22,

block

21,23 are separately fixed at Y on base plate 15,

block

21,23 are arranged in guide rail 22 two ends, Z is fixed on the slide block 43 to support 30, by strap clamp 45 be with 18 to link up synchronously, drive by stepper motor 13, drive Z and move photoelectric sensor 17 to support 30 along

guide rail

22,19 are fixed on Y on base plate 15, be arranged in guide rail 22 two ends one side direction, detect the rear and front end position of Z to support 30 by being fixed on the sensor sensing sheet 48 of Z on support 30; Stepper motor 32 is fixed on the electric machine support 33, electric machine support 33 is fixed on Z on support 30, synchronous pulley 34 is fixed on the axle of stepper motor 32, synchronous pulley 36 is fixed on leading screw 5 upper ends, leading screw 5 is installed in Z on support 30 by rolling bearing, be with 35 synchronously around synchronous pulley 34, on 36, leading screw 5 by stepper motor 32 by being with 35 driven in rotation synchronously, guide rail 40, block 6 is separately fixed at Z on support 30 medial surfaces, block 6 is arranged in guide rail 40 lower end side, nut 4 links up by nut-slide block web member 44 with slide block 38, move up and down along guide rail 40 together, sample needle 2 is fixed on the jig 3, jig 3 is fixed on the sample needle web member 37, sample needle web member 37 is fixedly connected with nut 4,

photoelectric sensor

29,31 are fixed on Z on support 30, by being fixed on the end positions up and down of the sensor sensing sheet 39 detection sample needles 2 on the slide block 38.

This device has following advantage:

1, adopts stepper motor to realize three-dimensional motion, finish the automatic application of sample process of reagent by the sample adding device of band driving synchronously.

2, at sample needle X, Y to the mobile device part, adopted stepper motor by band synchronously drive, the telecontrol equipment of spherical guide-slider guide.

3, at sample needle Z to the mobile device part, adopted the applied in any combination of leading screw-nut and spherical guide-slide block, realize moving up and down by leading screw-nut, realize the guiding of motion by spherical guide-slide block.

Description of drawings

Fig. 1 is the front view of this device;

Fig. 2 is the vertical view of this device;

Fig. 3 is the left view of this device;

Fig. 4 is the right view of this device;

Fig. 5 is the ELISA Plate synoptic diagram of this device.

Embodiment:

This device comprises that X is to base plate 11, Y is to base plate 15, Z is to support 30,

stepper motor

8,13,32,

electric machine support

33,46, be with 1,18,35 synchronously,

synchronous pulley

10,14,34,36,41,47,

bearing seat

9,42, bearing bracket 20,

photoelectric sensor

17,19,24,25,29,31,

sensor sensing sheet

27,39,48,

strap clamp

28,45,

spherical guide

12,22,40 and

slide block

7,38,43,

block

6,16,21,23,26, sample needle 2 and jig 3, sample needle web member 37, nut 4, leading screw 5, nut slider web member 44 compositions such as grade.Wherein, spherical guide 12 is respectively formed rolling guide-sliding block shifting pair with slide block 43, spherical guide 40 with slide block 38 with slide block 7, spherical guide 22, and slide block slides in guide rail upper edge guide rail direction.Nut 4 is formed leading screw-nut kinematic pair with leading screw 5.

Stepper motor 8, bearing seat 9 are separately fixed at X on base plate 11, and synchronous pulley 47 is fixed on the axle of stepper motor 8, and synchronous pulley 10 is installed on the bearing seat 9 by an optical axis, can rotate flexibly, is with 1 synchronously on synchronous pulley 10,47.Guide rail 12,

block

16,26 are separately fixed at X on base plate 11, and

block

16,26 is arranged in guide rail 12 two ends, anti-limited slip block 7 getaways 12.Y is fixed on the slide block 7 to base plate 15, by strap clamp 28 be with 10 to link up synchronously, drive by stepper motor 8, drive Y and move along guide rail 12 to base plate 15.

Photoelectric sensor

24,25 is fixed on X on base plate 11, is arranged in guide rail 12 two ends one side direction, detects Y to the left and right sides of base plate 15 end positions by being fixed on the sensor sensing sheet 27 of Y on base plate 15.

Stepper motor 13 is fixed on the electric machine support 46, bearing seat 42 is fixed on the bearing bracket 20, electric machine support 46, bearing bracket 20 are separately fixed at Y on base plate 15, synchronous pulley 14 is fixed on the axle of stepper motor 13, synchronous pulley 41 is installed on the bearing seat 42 by an optical axis, can rotate flexibly, be with 18 synchronously on synchronous pulley 14,41.Guide rail 22,

block

21,23 are separately fixed at Y on base plate 15, and

block

21,23 is arranged in guide rail 22 two ends, anti-limited slip block 43 getaways 22.Z is fixed on the slide block 43 to support 30, by strap clamp 45 be with 18 to link up synchronously, drive by stepper motor 13, drive Z and move along guide rail 22 to support 30.

Photoelectric sensor

17,19 is fixed on Y on base plate 15, is arranged in guide rail 22 two ends one side direction, detects the rear and front end position of Z to support 30 by being fixed on the sensor sensing sheet 48 of Z on support 30.

Stepper motor 32 is fixed on the electric machine support 33, electric machine support 33 is fixed on Z on support 30, synchronous pulley 34 is fixed on the axle of stepper motor 32, synchronous pulley 36 is fixed on leading screw 5 upper ends, leading screw 5 is installed in Z on support 30 by rolling bearing, can rotate flexibly, be with 35 synchronously on

synchronous pulley

34,36, leading screw 5 by stepper motor 32 by being with 35 driven in rotation synchronously.Guide rail 40, block 6 are separately fixed at Z on support 30 medial surfaces, and block 6 is arranged in guide rail 40 lower end side, anti-limited slip block 38 getaways 40.Nut 4 links up by nut-slide block web member 44 with slide block 38, moves up and down along guide rail 40 together.Sample needle 2 is fixed on the jig 3, and jig 3 is fixed on the sample needle web member 37, and sample needle web member 37 is fixedly connected with nut 4.

Photoelectric sensor

29,31 is fixed on Z on support 30, by being fixed on the end positions up and down of the sensor sensing sheet 39 detection sample needles 2 on the slide block 38.

ELISA Plate 49 is fixed on X on base plate 11.

When this device uses, drive the motion that sample needle 2 is made X, Y direction, move to the test tube top that holds reagent, face the position at test tube center, utilize stepper motor 32 to drive sample needle 2 and move downward, suck reagent to test tube inside by

stepper motor

8,13; Then, stepper motor 32 driving sample needles 2 move upward and leave test tube, drive sample needles 2 by

stepper motor

8,13 again and move to ELISA Plate 49 tops, face the position of a certain micropore, stepper motor 32 drives sample needle 2 and moves downward near ELISA Plate 49, adds reagent by sample needle 2.This sample adding device has simply, fast, advantage that efficient is high, can control the application of sample process of finishing a plurality of micropores automatically, realize adding the robotization of reagent, alleviate experimenter's labour intensity, the problem of wrong reagent also can not appear adding simultaneously.

Claims

1. automatic sample adding device of microwell plate, it is characterized in that comprising that X is to base plate (11), Y is to base plate (15), Z is to support (30), stepper motor (8), bearing seat (9) is separately fixed at X on base plate (11), synchronous pulley (47) is fixed on the axle of stepper motor (8), synchronous pulley (10) is installed on the bearing seat (9) by an optical axis, band (1) is around synchronous pulley (10 synchronously, 47) on, guide rail (12), block (16,26) be separately fixed at X on base plate (11), block (16,26) be arranged in guide rail (12) two ends, Y is fixed on the slide block (7) to base plate (15), link up with being with (10) synchronously by strap clamp (28), drive by stepper motor (8), drive Y and move photoelectric sensor (24 to base plate (15) along guide rail (12), 25) be fixed on X on base plate (11), be arranged in guide rail (12) two ends one side direction, detect the left and right sides end positions of Y to base plate (15) by being fixed on the sensor sensing sheet (27) of Y on base plate (15); Stepper motor (13) is fixed on the electric machine support (46), bearing seat (42) is fixed on the bearing bracket (20), electric machine support (46), bearing bracket (20) is separately fixed at Y on base plate (15), synchronous pulley (14) is fixed on the axle of stepper motor (13), synchronous pulley (41) is installed on the bearing seat (42) by an optical axis, band (18) is around synchronous pulley (14 synchronously, 41) on, guide rail (22), block (21,23) be separately fixed at Y on base plate (15), block (21,23) be arranged in guide rail (22) two ends, Z is fixed on the slide block (43) to support (30), link up with being with (18) synchronously by strap clamp (45), drive by stepper motor (13), driving Z moves along guide rail (22) to support (30), photoelectric sensor (17,19) be fixed on Y on base plate (15), be arranged in guide rail (22) two ends one side direction, detect the rear and front end position of Z to support (30) by being fixed on the sensor sensing sheet (48) of Z on support (30); Stepper motor (32) is fixed on the electric machine support (33), electric machine support (33) is fixed on Z on support (30), synchronous pulley (34) is fixed on the axle of stepper motor (32), synchronous pulley (36) is fixed on leading screw (5) upper end, leading screw (5) is installed in Z on support (30) by rolling bearing, band (35) is around synchronous pulley (34 synchronously, 36) on, leading screw (5) passes through band (35) driven in rotation synchronously by stepper motor (32), guide rail (40), block (6) is separately fixed at Z on support (30) medial surface, block (6) is arranged in guide rail (40) lower end side, nut (4) links up by nut-slide block web member (44) with slide block (38), move up and down along guide rail (40) together, sample needle (2) is fixed on the jig (3), jig (3) is fixed on the sample needle web member (37), sample needle web member (37) is fixedly connected with nut (4), photoelectric sensor (29,31) be fixed on Z on support (30), by being fixed on the end positions up and down of sensor sensing sheet (39) the detection sample needle (2) on the slide block (38).