CN113820513A - Arm group module for sample adding - Google Patents
Arm group module for sample adding Download PDFInfo
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- CN113820513A CN113820513A CN202111100684.9A CN202111100684A CN113820513A CN 113820513 A CN113820513 A CN 113820513A CN 202111100684 A CN202111100684 A CN 202111100684A CN 113820513 A CN113820513 A CN 113820513A
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- 238000005070 sampling Methods 0.000 claims abstract description 81
- 230000007246 mechanism Effects 0.000 claims abstract description 68
- 238000005452 bending Methods 0.000 abstract description 3
- 239000008280 blood Substances 0.000 description 8
- 210000004369 blood Anatomy 0.000 description 8
- 238000012360 testing method Methods 0.000 description 8
- 230000023555 blood coagulation Effects 0.000 description 7
- 238000003754 machining Methods 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 5
- 239000003153 chemical reaction reagent Substances 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000010100 anticoagulation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000020764 fibrinolysis Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N2035/1027—General features of the devices
Abstract
The invention provides an arm set module for sample adding. An armset module for sample addition, comprising: a sampling needle; the Z-axis advancing mechanism is used for driving the sampling needle to move along the Z axis; the Y-axis advancing mechanism is used for driving the Z-axis advancing mechanism and the sampling needle to move along the Y axis; the X-axis advancing mechanism is used for driving the Y-axis advancing mechanism, the Z-axis advancing mechanism and the sampling needle to move along the X axis; and the safety device is used for connecting the sampling needle and the Z-axis advancing mechanism, measuring the stress value of the front end of the sampling needle, and switching the movable connection relation between the sampling needle and the Z-axis advancing mechanism from a fixed state to a movable state when the stress value of the front end of the sampling needle exceeds a preset threshold value. When the sampling needle is subjected to unexpected external force, the safety device immediately switches the relative fixed state between the sampling needle and the Z-axis advancing mechanism into the movable state, eliminates the stress on the needle head part of the sampling needle, and avoids the bending of the needle head and the spilling of samples.
Description
Technical Field
The invention relates to a sample adding device, in particular to an arm set module for sample adding.
Background
The blood coagulation analyzer is used for analyzing blood coagulation and anticoagulation, fibrinolysis and anti-fibrinolysis functions of patients, and is particularly divided into a semi-automatic blood coagulation analyzer and a full-automatic blood coagulation analyzer. Wherein all analysis steps of the fully automatic coagulation analyzer are mechanized, including addition of sample and reagent, mutual reaction between sample and reagent, chemical and biological analysis of sample, calculation and reading of analysis result.
In the prior art, the addition of the sample and the reagent is performed through an armset module of which the end is provided with a sampling needle, the armset module is generally designed as a device capable of performing linear motion on three coordinate axes of an X axis, a Y axis and a Z axis, and the acquisition of the sample and the reagent and the addition of the sample to a detection module are realized through the motion track of the armset module. In the prior art, the design structure of each linear arm in the arm group module is slightly complex, the linear arm is generally machined in a machining mode, the machining period is at least two days, and the machining cost is high.
Furthermore, the prior art designs of armset modules take less consideration of the risk of failure. When the control of equipment to armset module became invalid, or the sampling needle received unexpected external force, sampling needle syringe needle position collision blood sample test tube caused the syringe needle to buckle easily and the sample is spilled, the polluted environment, produced biological harm. The related contents of the biological hazards are clearly indicated as one of the main risks of the blood coagulation analyzer in YY/T0316-2008 "application of medical instrument risk management to medical instruments". The design of the arm set module in prior art thrombometer products does not provide adequate protection against this risk, which is detrimental to environmental safety and operator protection.
Disclosure of Invention
The invention aims to provide an arm set module for sample adding, which reduces the processing period, prevents failure risks and solves the problems in the background technology.
The technical scheme adopted by the invention for solving the technical problems is as follows:
an armset module for sample addition, comprising:
a sampling needle;
the Z-axis advancing mechanism is used for driving the sampling needle to move along the Z axis;
the Y-axis advancing mechanism is used for driving the Z-axis advancing mechanism and the sampling needle to move along the Y axis;
the X-axis advancing mechanism is used for driving the Y-axis advancing mechanism, the Z-axis advancing mechanism and the sampling needle to move along the X axis;
and the safety device is used for connecting the sampling needle and the Z-axis advancing mechanism, measuring the stress value of the front end of the sampling needle, and switching the movable connection relation between the sampling needle and the Z-axis advancing mechanism from a fixed state to a movable state when the stress value of the front end of the sampling needle exceeds a preset threshold value.
Through above-mentioned technical scheme, when full-automatic blood coagulation analysis appearance equipment became invalid to the control of armset module, or the sampling needle received unexpected external force, the power that sampling needle syringe needle position collision blood sample test tube received was detected by safety device, safety device is switched into the active state with the relatively fixed state between sampling needle and the Z axle travel mechanism immediately, make the sampling needle produce the displacement under the atress effect, can not continue to the application of force of blood sample test tube, and clear up sampling needle syringe needle position atress, avoid the syringe needle bending and sample to lose and spill.
Preferably, the safety device includes articulated elements, miniature electromagnetic clutch, miniature torque sensor, third connecting piece and automatically controlled mainboard, sampling needle upper portion and third connecting piece are connected to the articulated elements, Z axle advancing mechanism is connected to the third connecting piece, miniature electromagnetic clutch with miniature torque sensor locates the articulated elements both sides respectively, and miniature electromagnetic clutch and miniature torque sensor all with automatically controlled mainboard electric connection.
Preferably, the articulated elements is equipped with first hinge hole and second hinge hole, first hinge hole uses the X axle as the axle center, the second hinge hole uses the Y axle as the axle center, and the articulated elements passes through first hinge hole articulated sampling needle upper portion, and the articulated elements passes through the articulated third connecting piece of second hinge hole, miniature electromagnetic clutch with miniature torque sensor subtend sets up in first hinge hole both sides and second hinge hole both sides.
Preferably, the articulated elements is L shape structure, and the both ends tip of L shape structure is located respectively to first hinge hole and second hinge hole, sampling needle upper portion is equipped with the first articulated shaft that is used for cooperating first hinge hole, the third connecting piece is equipped with the second hinge shaft that is used for cooperating the second hinge hole, the shaft shoulder department of first articulated shaft and second hinge shaft is located respectively to miniature electromagnetic clutch, miniature torque sensor locates the axle head department of first articulated shaft and second hinge shaft respectively.
Preferably, the X-axis travelling mechanism comprises an X-axis bottom plate, an X-axis motor, an X-axis driving wheel, an X-axis driven wheel and an X-axis conveying belt, wherein the X-axis motor, the X-axis driving wheel, the X-axis driven wheel and the X-axis conveying belt are arranged on the X-axis bottom plate, the output end of the X-axis motor is connected with the X-axis driving wheel, and the X-axis conveying belt is wound on the X-axis driving wheel and the X-axis driven wheel.
Preferably, the Y-axis travelling mechanism comprises a Y-axis bottom plate, a first connecting piece, a Y-axis motor, a Y-axis driving wheel, a Y-axis driven wheel and a Y-axis conveying belt, wherein the first connecting piece, the Y-axis motor, the Y-axis driving wheel, the Y-axis driven wheel and the Y-axis conveying belt are arranged on the Y-axis bottom plate, the first connecting piece is connected with the Y-axis bottom plate and the X-axis conveying belt, the output end of the Y-axis motor is connected with the Y-axis driving wheel, and the Y-axis conveying belt is wound on the Y-axis driving wheel and the Y-axis driven wheel.
Preferably, the Z-axis travelling mechanism comprises a Z-axis bottom plate, a second connecting piece, a Z-axis motor, a Z-axis driving wheel, a Z-axis driven wheel and a Z-axis conveying belt, wherein the second connecting piece, the Z-axis motor, the Z-axis driving wheel, the Z-axis driven wheel and the Z-axis conveying belt are arranged on the Z-axis bottom plate, the second connecting piece is connected with the Z-axis bottom plate and the Y-axis conveying belt, the output end of the Z-axis motor is connected with the Z-axis driving wheel, and the Z-axis conveying belt is wound on the Z-axis driving wheel and the Z-axis driven wheel.
Preferably, an X-axis guide rail is arranged on the X-axis bottom plate, and a first sliding groove matched with the X-axis guide rail is formed in the surface of the first connecting piece; a Y-axis guide rail is arranged on the Y-axis bottom plate, and a second sliding groove matched with the Y-axis guide rail is formed in the surface of the second connecting piece; the safety device is characterized in that a Z-axis guide rail is arranged on the Z-axis bottom plate, a third connecting piece is arranged on the safety device, the third connecting piece is connected with the sampling needle and the Z-axis conveyor belt, and a third sliding groove matched with the Z-axis guide rail is formed in the surface of the third connecting piece.
Preferably, first connecting piece includes L physique and first cuboid, L physique lateral part fixed connection Y axle bottom plate, first cuboid and L physique bottom fixed connection, and first cuboid one side is equipped with first spout, and X axle conveyer belt is connected to first cuboid opposite side.
Preferably, the second connecting piece comprises a second cuboid and a third cuboid, a second sliding groove is formed in the side portion of the second cuboid, the top of the second cuboid is connected with a Y-axis conveying belt, the third cuboid is fixedly connected with the bottom of the second cuboid, and the side portion of the third cuboid is fixedly connected with a Z-axis bottom plate.
The invention has the beneficial effects that:
according to the armset module for sample adding, when the control of full-automatic coagulation analyzer equipment on the armset module is failed, or a sampling needle is subjected to unexpected external force, the force applied by the part of the needle head of the sampling needle colliding with a blood sample test tube is detected by the safety device, the safety device immediately switches the relatively fixed state between the sampling needle and the Z-axis advancing mechanism into the movable state, so that the sampling needle generates displacement under the action of stress, the force cannot be continuously applied to the blood sample test tube, the stress on the part of the needle head of the sampling needle is eliminated, and the bending of the needle head and the sample spilling are avoided; most parts of the X-axis advancing mechanism, the Y-axis advancing mechanism, the Z-axis advancing mechanism, the first connecting piece and the second connecting piece are regular in shape and can be machined from sheet metal parts, the cost can be reduced by about two thirds compared with a machining mode, and the machining period can be shortened from 2-3 days to half a day.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the safety device of the present invention;
FIG. 3 is a schematic view of the hinge assembly of the present invention;
FIG. 4 is a schematic structural view of the X-axis traveling mechanism of the present invention;
FIG. 5 is a schematic view of the structure of the Y-axis traveling mechanism of the present invention;
FIG. 6 is a schematic view of the structure of the Z-axis travel mechanism of the present invention;
FIG. 7 is a schematic structural view of a first connector of the present invention;
fig. 8 is a schematic view of the structure of the second connector of the present invention.
In the figure: 1. a sampling needle, a 2, Z-axis traveling mechanism, a 3, Y-axis traveling mechanism, a 4, X-axis traveling mechanism, a 5, a safety device, 101, a first hinge shaft, 201, a Z-axis base plate, 202, a second connecting member, 203, a Z-axis motor, 204, a Z-axis driving wheel, 205, a Z-axis driven wheel, 206, a Z-axis conveyor belt, 207, a Z-axis guide rail, 2021, a second chute, 2022, a second rectangular parallelepiped, 2023, a third rectangular parallelepiped, 301, a Y-axis base plate, 302, a first connecting member, 303, a Y-axis motor, 304, a Y-axis driving wheel, 305, a Y-axis driven wheel, 306, a Y-axis conveyor belt, 307, a Y-axis guide rail, 3021, a first chute, 3022, an L-shaped body, 3023, a first rectangular parallelepiped, 401, an X-axis base plate, 402, an X-axis motor, 403, an X-axis driven wheel, 404, an X-axis driven wheel, 405, an X-axis conveyor belt, 406, an X-axis guide rail, 501, a hinge, 502, a micro electromagnetic clutch, 503. miniature torque sensor, 504, third connecting piece, 505, automatically controlled mainboard, 5011, first hinge hole, 5012, second hinge hole, 5041, second hinge shaft, 5042, third spout.
Detailed Description
The technical solution of the present invention is further specifically described below by way of specific examples in conjunction with the accompanying drawings. It is to be understood that the practice of the invention is not limited to the following examples, and that any variations and/or modifications may be made thereto without departing from the scope of the invention.
In the present invention, all parts and percentages are by weight, unless otherwise specified, and the equipment and materials used are commercially available or commonly used in the art. The methods in the following examples are conventional in the art unless otherwise specified. The components or devices in the following examples are, unless otherwise specified, standard parts or parts known to those skilled in the art, the structure and principle of which are known to those skilled in the art through technical manuals or through routine experimentation.
Example 1:
an armset module for sample application as shown in fig. 1, comprising: a sampling needle 1; the Z-axis travelling mechanism 2 is used for driving the sampling needle 1 to move along the Z axis; the Y-axis travelling mechanism 3 is used for driving the Z-axis travelling mechanism 2 and the sampling needle 1 to move along the Y axis; the X-axis advancing mechanism 4 is used for driving the Y-axis advancing mechanism 3, the Z-axis advancing mechanism 2 and the sampling needle 1 to move along the X axis; and the safety device 5 is used for connecting the sampling needle 1 and the Z-axis advancing mechanism 2, measuring the stress value of the front end of the sampling needle, and switching the movable connection relation between the sampling needle 1 and the Z-axis advancing mechanism 2 from a fixed state to a movable state when the stress value of the front end of the sampling needle exceeds a preset threshold value.
Through above-mentioned technical scheme, when full-automatic blood coagulation analysis appearance equipment became invalid to the control of armset module, or when sampling needle 1 received unexpected external force, the power that 1 syringe needle position collision blood sample test tube of sampling needle received is detected by safety device 5, safety device 5 is immediately switched into the active state with the relatively fixed state between sampling needle 1 and the Z axle travel mechanism 2, make sampling needle 1 produce the displacement under the atress effect, can not continue to the blood sample test tube application of force, and clear up 1 syringe needle position atress of sampling needle, avoid the crooked and sample of syringe needle to lose and spill.
Example 2:
an armset module for sample application as shown in fig. 1, comprising: a sampling needle 1; the Z-axis travelling mechanism 2 is used for driving the sampling needle 1 to move along the Z axis; the Y-axis travelling mechanism 3 is used for driving the Z-axis travelling mechanism 2 and the sampling needle 1 to move along the Y axis; the X-axis advancing mechanism 4 is used for driving the Y-axis advancing mechanism 3, the Z-axis advancing mechanism 2 and the sampling needle 1 to move along the X axis; a safety device 5.
As shown in fig. 2, the safety device 5 includes a hinge 501, a micro electromagnetic clutch 502, a micro torque sensor 503, a third link 504, and an electronic control main board 505.
The articulated piece 501 is connected with the upper part of the sampling needle 1 and a third connecting piece 504, the third connecting piece 504 is connected with the Z-axis advancing mechanism 2, the miniature electromagnetic clutch 502 and the miniature torque sensor 503 are respectively arranged at two sides of the articulated piece 501, and the miniature electromagnetic clutch 502 and the miniature torque sensor 503 are both electrically connected with the electronic control main board 505.
The main uses of the micro electromagnetic clutch 502 are connection, disconnection, speed change, high-frequency operation, indexing, rotation, buffer start and overload protection.
The micro torque sensor 503 is also called a small-sized torque sensor, the range is 0.1 NM-100 NM, the nonlinear error is not more than 0.2% of the full range, and flanges are arranged at two ends of the micro torque sensor and used for connecting a shaft for applying torque to realize torque measurement.
The hinge 501 is provided with a first hinge hole 5011 and a second hinge hole 5012, the first hinge hole 5011 uses the X axis as the axis, the second hinge hole 5012 uses the Y axis as the axis, the hinge 501 is hinged to the upper portion of the sampling needle 1 through the first hinge hole 5011, the hinge 501 is hinged to the third connector 504 through the second hinge hole 5012, and the micro electromagnetic clutch 502 and the micro torque sensor 503 are oppositely arranged on two sides of the first hinge hole 5011 and two sides of the second hinge hole 5012.
As shown in fig. 3, the hinge 501 is an L-shaped structure, the first hinge hole 5011 and the second hinge hole 5012 are respectively disposed at both end portions of the L-shaped structure, the upper portion of the sampling needle 1 is provided with the first hinge shaft 101 for engaging the first hinge hole 5011, the third connector 504 is provided with the second hinge shaft 5041 for engaging the second hinge hole 5012, the micro electromagnetic clutch 502 is respectively disposed at the shaft shoulders of the first hinge shaft 101 and the second hinge shaft 5041, and the micro torque sensor 503 is respectively disposed at the shaft ends of the first hinge shaft 101 and the second hinge shaft 5041.
Through the structural design of the safety device 5, the safety device 5 plays a role in connecting the sampling needle 1 with the Z-axis advancing mechanism 2 and measuring the stress value of the front end of the sampling needle, and when the stress value of the front end of the sampling needle exceeds a preset threshold value, the safety device 5 switches the movable connection relation between the sampling needle 1 and the Z-axis advancing mechanism 2 from a fixed state to a movable state. In a normal working state, the electric control main board 505 controls the micro electromagnetic clutch 502 to be in a connection state, so that the relative position of the first hinge shaft 101 and the hinge 501 is fixed, the relative position of the second hinge shaft 5041 and the hinge 501 is fixed, and the sampling needle 1 is kept in a normal working state of vertically downward; when the sampling needle front end atress, because the articulated connected mode of sampling needle rear end, the sampling needle front end atress transmits the sampling needle rear end very easily and forms the torsional force and is detected by miniature torque sensor 503, miniature torque sensor 503 transmits the stress value that detects to automatically controlled mainboard 505, in case this stress value exceeds preset's threshold value, automatically controlled mainboard 505 control miniature electromagnetic clutch 502 is the state of cutting apart, make the relative position of first articulated shaft 101 and articulated elements 501 become movable, the relative position of second articulated shaft 5041 and articulated elements 501 becomes movable, make sampling needle 1 produce the displacement along with the direction of force under the atress effect, can not continue to exert force to the blood sample test tube, and clear up sampling needle 1 syringe needle portion position atress, avoid the crooked and sample spill of syringe needle.
As shown in fig. 4, the X-axis traveling mechanism 4 includes an X-axis base plate 401, an X-axis motor 402, an X-axis driving wheel 403, an X-axis driven wheel 404 and an X-axis conveyor belt 405, the X-axis motor 402, the X-axis driving wheel 403, the X-axis driven wheel 404 and the X-axis conveyor belt 405 are disposed on the X-axis base plate 401, the X-axis conveyor belt 405 is wound around the X-axis driving wheel 403 and the X-axis driven wheel 404.
As shown in fig. 5, the Y-axis traveling mechanism 3 includes a Y-axis base plate 301, a first connecting member 302 disposed on the Y-axis base plate 301, a Y-axis motor 303, a Y-axis driving wheel 304, a Y-axis driven wheel 305, and a Y-axis conveyor belt 306, wherein the first connecting member 302 connects the Y-axis base plate 301 and the X-axis conveyor belt 405, an output end of the Y-axis motor 303 is connected to the Y-axis driving wheel 304, and the Y-axis conveyor belt 306 is wound around the Y-axis driving wheel 304 and the Y-axis driven wheel 305.
As shown in fig. 6, the Z-axis traveling mechanism 2 includes a Z-axis base plate 201, a second connecting member 202 disposed on the Z-axis base plate 201, a Z-axis motor 203, a Z-axis driving wheel 204, a Z-axis driven wheel 205, and a Z-axis conveyor belt 206, wherein the second connecting member 202 connects the Z-axis base plate 201 and the Y-axis conveyor belt 306, an output end of the Z-axis motor 203 is connected to the Z-axis driving wheel 204, and the Z-axis conveyor belt 206 is wound around the Z-axis driving wheel 204 and the Z-axis driven wheel 205.
An X-axis guide rail 406 is arranged on the X-axis bottom plate 401, and a first sliding chute 3021 matched with the X-axis guide rail 406 is arranged on the surface of the first connecting piece 302. The Y-axis base plate 301 is provided with a Y-axis guide rail 307, and the surface of the second connecting member 202 is provided with a second sliding groove 2021 matched with the Y-axis guide rail 307. The Z-axis base plate 201 is provided with a Z-axis guide rail 207, the safety device 5 is provided with a third connecting piece 504, the third connecting piece 504 is connected with the sampling needle 1 and the Z-axis conveyor belt 206, and the surface of the third connecting piece 504 is provided with a third sliding groove 5042 matched with the Z-axis guide rail 207.
As shown in fig. 7, the first connecting member 302 includes an L-shaped body 3022 and a first rectangular parallelepiped 3023, the side portion of the L-shaped body 3022 is fixedly connected to the Y-axis base plate 301, the first rectangular parallelepiped 3023 is fixedly connected to the bottom portion of the L-shaped body 3022, one side of the first rectangular parallelepiped 3023 is provided with a first chute 3021, and the other side of the first rectangular parallelepiped 3023 is connected to the X-axis belt 405.
As shown in fig. 8, the second connector 202 includes a second rectangular parallelepiped 2022 and a third rectangular parallelepiped 2023, a second sliding groove 2021 is provided at a side of the second rectangular parallelepiped 2022, the top of the second rectangular parallelepiped 2022 is connected to the Y-axis conveyor belt 306, the third rectangular parallelepiped 2023 is fixedly connected to the bottom of the second rectangular parallelepiped 2022, and the side of the third rectangular parallelepiped 2023 is fixedly connected to the Z-axis base plate 201.
Through the structural design of the X-axis travelling mechanism 4, the Y-axis travelling mechanism 3, the Z-axis travelling mechanism 2, the first connecting piece 302 and the second connecting piece 202, the X-axis bottom plate 401, the Y-axis bottom plate 301, the Z-axis bottom plate 201, the first connecting piece 302 and the second connecting piece 202 can be made of sheet metal parts, and the time is shortened by at least half compared with the period of machining.
The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the invention as set forth in the claims.
Claims (10)
1. An armset module for sample adding is characterized in that: this armset module for application of sample includes:
a sampling needle (1);
the Z-axis travelling mechanism (2) is used for driving the sampling needle (1) to move along the Z axis;
the Y-axis advancing mechanism (3) is used for driving the Z-axis advancing mechanism (2) and the sampling needle (1) to move along the Y axis;
the X-axis advancing mechanism (4) is used for driving the Y-axis advancing mechanism (3), the Z-axis advancing mechanism (2) and the sampling needle (1) to move along the X axis;
and the safety device (5) is used for connecting the sampling needle (1) and the Z-axis advancing mechanism (2), measuring the stress value of the front end of the sampling needle, and switching the movable connection relation between the sampling needle (1) and the Z-axis advancing mechanism (2) from a fixed state to a movable state when the stress value of the front end of the sampling needle exceeds a preset threshold value.
2. The armset module for sample addition according to claim 1, wherein: safety device (5) include articulated elements (501), miniature electromagnetic clutch (502), miniature torque sensor (503), third connecting piece (504) and automatically controlled mainboard (505), sampling needle (1) upper portion and third connecting piece (504) are connected in articulated elements (501), Z axle travel mechanism (2) is connected in third connecting piece (504), miniature electromagnetic clutch (502) with articulated elements (501) both sides are located respectively in miniature torque sensor (503), and miniature electromagnetic clutch (502) and miniature torque sensor (503) all with automatically controlled mainboard (505) electric connection.
3. The armset module for sample addition according to claim 2, wherein: articulated elements (501) are equipped with first hinge hole (5011) and second hinge hole (5012), first hinge hole (5011) uses the X axle as the axle center, second hinge hole (5012) uses the Y axle as the axle center, and articulated elements (501) are through first hinge hole (5011) articulated sampling needle (1) upper portion, and articulated elements (501) are through second hinge hole (5012) articulated third connecting piece (504), miniature electromagnetic clutch (502) with miniature torque sensor (503) subtend sets up in first hinge hole (5011) both sides and second hinge hole (5012) both sides.
4. The armset module for sample addition according to claim 3, wherein: articulated elements (501) are L shape structure, and the both ends tip of L shape structure is located respectively in first hinge hole (5011) and second hinge hole (5012), sampling needle (1) upper portion is equipped with first articulated shaft (101) that are used for cooperating first hinge hole (5011), third connecting piece (504) are equipped with second articulated shaft (5041) that are used for cooperating second hinge hole (5012), the shaft shoulder department of first articulated shaft (101) and second articulated shaft (5041) is located respectively in miniature electromagnetic clutch (502), the axle head department of first articulated shaft (101) and second articulated shaft (5041) is located respectively in miniature torque sensor (503).
5. The armset module for sample addition according to claim 1, wherein: the X-axis travelling mechanism (4) comprises an X-axis bottom plate (401), an X-axis motor (402), an X-axis driving wheel (403), an X-axis driven wheel (404) and an X-axis conveying belt (405), wherein the X-axis motor (402), the X-axis driving wheel (403), the X-axis driven wheel (404) and the X-axis conveying belt (405) are arranged on the X-axis bottom plate (401), the output end of the X-axis motor (402) is connected with the X-axis driving wheel (403), and the X-axis conveying belt (405) is wound on the X-axis driving wheel (403) and the X-axis driven wheel (404).
6. The armset module for sample application according to claim 5, wherein: y axle travel mechanism (3) include Y axle bottom plate (301) and locate first connecting piece (302), Y axle motor (303), Y axle drive wheel (304), Y axle driven wheel (305) and Y axle conveyer belt (306) on Y axle bottom plate (301), Y axle bottom plate (301) and X axle conveyer belt (405) are connected in first connecting piece (302), Y axle drive wheel (304) is connected to Y axle motor (303) output, Y axle conveyer belt (306) are around locating on Y axle drive wheel (304) and Y axle driven wheel (305).
7. The armset module for sample application according to claim 6, wherein: z axle travel mechanism (2) include Z axle bottom plate (201) and locate second connecting piece (202), Z axle motor (203), Z axle drive wheel (204), Z axle driven wheel (205) and Z axle conveyer belt (206) on Z axle bottom plate (201), Z axle bottom plate (201) and Y axle conveyer belt (306) are connected in second connecting piece (202), Z axle drive wheel (204) are connected to Z axle motor (203) output, Z axle conveyer belt (206) are around locating on Z axle drive wheel (204) and Z axle driven wheel (205).
8. The armset module for sample application according to claim 7, wherein: an X-axis guide rail (406) is arranged on the X-axis bottom plate (401), and a first sliding groove (3021) matched with the X-axis guide rail (406) is arranged on the surface of the first connecting piece (302); a Y-axis guide rail (307) is arranged on the Y-axis base plate (301), and a second sliding groove (2021) matched with the Y-axis guide rail (307) is arranged on the surface of the second connecting piece (202); be equipped with Z axle guide rail (207) on Z axle bottom plate (201), safety device (5) are equipped with third connecting piece (504), sampling needle (1) and Z axle conveyer belt (206) are connected in third connecting piece (504), third connecting piece (504) surface is equipped with and Z axle guide rail (207) complex third spout (5042).
9. The armset module for sample application according to claim 6, wherein: first connecting piece (302) are including L physique (3022) and first cuboid (3023), L physique (3022) lateral part fixed connection Y axle bottom plate (301), first cuboid (3023) and L physique (3022) bottom fixed connection, and first cuboid (3023) one side is equipped with first spout (3021), and X axle conveyer belt (405) is connected to first cuboid (3023) opposite side.
10. The armset module for sample application according to claim 7, wherein: the second connecting piece (202) comprises a second cuboid (2022) and a third cuboid (2023), a second sliding groove (2021) is formed in the side portion of the second cuboid (2022), a Y-axis conveying belt (306) is connected to the top portion of the second cuboid (2022), the third cuboid (2023) is fixedly connected with the bottom portion of the second cuboid (2022), and a Z-axis bottom plate (201) is fixedly connected to the side portion of the third cuboid (2023).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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