CN204893976U - Electronic reaction tube grabbing device of mechanical type - Google Patents
Electronic reaction tube grabbing device of mechanical type Download PDFInfo
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- CN204893976U CN204893976U CN201520590390.2U CN201520590390U CN204893976U CN 204893976 U CN204893976 U CN 204893976U CN 201520590390 U CN201520590390 U CN 201520590390U CN 204893976 U CN204893976 U CN 204893976U
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- reaction tube
- displacement output
- output shaft
- pusher arm
- grabbing device
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Abstract
The utility model relates to an electronic reaction tube grabbing device of mechanical type, including the mounting bracket, be used for snatching and drive arrangement of reaction tube, snatch the piece including two at least clamping jaws, drive arrangement is including the displacement output axle that provides displacement output, the clamping jaw rotates and sets up on the mounting bracket, the clamping jaw along its pivot one side for snatching the arm, the opposite side is the pusher arm, snatch to be provided with on the arm and snatch the portion with reaction tube matched with, the pusher arm with the sliding fit of displacement output axle, the displacement output axle promotes the pusher arm makes the clamping jaw takes place to rotate around each axis of rotation. In this scheme, there is not the drive end of mutually supporting in the pusher arm of each clamping jaw between each pusher arm when being promoted, that is to say that each clamping jaw is relatively independent, has simplified the structure, reduces production manufacturing cost, in addition, has still avoided the emergence of mutual interference between each clamping jaw, guarantees that the reaction tube picks the reliability of work.
Description
Technical field
The utility model relates to technical field of medical instruments, specifically a kind of mechanical type electric reaction tube grabbing device.
Background technology
Along with the development of society, the problem of people to healthy aspect and disease treatment aspect is more and more paid attention to, and how to carry out checking and appraising accurately to health and becomes the decisive foundation weighing health status and diagnoses and treatment.
In diagnostic mode, in-vitro diagnosis is diagnostic means important at present, and be the quantitative detection for disease association trace materials in human body, the diagnosis and treatment especially for diseases such as serious infectious diseases, cancer, diabetes are extremely important.
For sample analyser, it is the application of sample realized by the space displacement of reaction tube in detection, reagent adding, mixing, the processes such as cleaning and detection, it is one of effective way realizing efficient detection, and reaction tube handgrip is the critical component realizing its space movement, with regard to the reaction tube gripping structure of current structure, it normally adopts mechanical gripper components, then motor or other drive units is aided with, promote the folding of gripper components, and then the crawl of realization response pipe and release, although the crawl achieving reaction tube that the reaction tube gripper components of this structure is good and release.
But along with going deep into of design research and development, present inventor finds, current reaction tube handgrip still also exists defect, be embodied in the structure of its grippers, current grippers normally comprises multiple handgrip, drive unit is by driving each handgrip, and then the crawl work of realization response pipe, in current structure, the relation that the drive end of multiple handgrip normally cooperatively interacts, in order to realize the coordination of each handgrip, the structure that cooperative end part needs design complicated, while increasing manufacturing cost, also make troubles to follow-up maintenance, and, the situation that the as easy as rolling off a log appearance of cooperative end part is interfered mutually, cause the crawl job insecurity of reaction tube reliable.
Summary of the invention
The purpose of this utility model is: the problems referred to above existed for prior art, provides the mechanical type electric reaction tube grabbing device that a kind of structure is simple, grasping stability, reliability are high.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of mechanical type electric reaction tube grabbing device, comprise installing rack, for capturing grippers and the drive unit of reaction tube, described grippers comprises at least two jaws, described drive unit comprises the displacement output shaft providing displacement to export, described jaw rotates and is arranged on described installing rack, described jaw is crawl arm along its rotating shaft side, opposite side is pusher arm, described crawl arm is provided with the crawl section of matching with reaction tube, being slidably matched of described pusher arm and described displacement output shaft, described displacement output shaft promotes described pusher arm, described jaw is rotated around each axis of rotation.
In the such scheme of the application, the displacement output shaft of drive unit directly promotes the pusher arm of jaw, realize the rotation of jaw, when each jaw rotates, namely the grasping movement of grippers is realized, in this programme, when being pushed, there is not the drive end cooperatively interacted between each pusher arm, that is in the pusher arm of each jaw, each jaw is relatively independent, first be a simplified structure, reduce manufacturing cost, and, also avoid the generation mutually interfered between each jaw, ensure the reliability of reaction tube crawl work.
As the preferred version of the application, described pusher arm extends to described displacement output shaft, and terminates in the end of described displacement output shaft, and the end of described pusher arm and described displacement output shaft is slidably matched.Pusher arm terminates in the end of displacement output shaft, and be slidably matched with the end of displacement output shaft, namely, when displacement output shaft provides displacement to export, the pusher arm of jaw is pushed immediately, and, because pusher arm terminates in the end of displacement output shaft, that is pusher arm does not exceed displacement output shaft, and then has saved the space shared by the application's reaction tube grabbing device.
As another preferred version of the application, described pusher arm extends to described displacement output shaft, and exceedes displacement output shaft, and the outer rim of described pusher arm and described displacement output shaft end is slidably matched.
In this programme, pusher arm exceedes displacement output shaft, be slidably matched with the outer rim of displacement output shaft end, make, when displacement output shaft end promotes pusher arm, there is the longer arm of force, and then reduce the power demand to drive unit, so, can select the drive unit that power is less, be first stability when can improve drive unit outputting power, simultaneously, also can improve the stability of whole reaction tube grabbing device, further ensure the reliability of the application's reaction tube grabbing device.
As the preferred version of the application, correspondingly with described pusher arm on described displacement output shaft be provided with stopper slot, the end that described pusher arm coordinates with described displacement output shaft is slidably arranged in described stopper slot.Pusher arm is arranged in stopper slot, ensures that displacement output shaft can promote pusher arm reliably, avoid pusher arm and displacement output shaft to depart from.
As the preferred version of the application, what pusher arm described in each was corresponding is provided with a stopper slot.Separate between each jaw of further guarantee, avoids the generation mutually interfered.
As the preferred version of the application, elastomeric element is provided with between described jaw, when described drive unit drives described grippers, the open-shaped state of described grippers, when described drive unit exits driving condition, in clamped condition under the elastic force that described grippers provides at described elastomeric element.
In the such scheme of the application, between jaw, elastomeric element is set, under the elastic force that elastomeric element provides, grippers is clamped condition, that is, when adopting the grippers of the application to carry out reaction tube crawl work, first be provide driving force that grippers is opened by drive unit, then when grippers is corresponding with the position of reaction tube, drive unit exits driving condition, now grippers is clamped condition under the effect of elastomeric element, clamp reaction tube, when reaction tube is positioned at placement location, drive unit reoffers driving force makes grippers open, the placement of realization response pipe.Further, that is, in this application, grippers is when capturing reaction tube, and it provides grasp force by elastomeric element, instead of as traditional grippers be directly provide with motor or other power set, in this application, motor is for grippers provides the active force opened, so, first be reduction of the quality requirement to motor, so directly reduce the cost of the application's reaction tube grabbing device; On the other hand, in crawl process, even there is power interruptions and fluctuation, also can not have any impact to the grasp force of grippers, make the grippers of the application can capture reaction tube reliably, reaction tube can not be caused to come off or damage, so its whole crawl process stabilization is reliable.
As the preferred version of the application, whether crawl arm described at least one is provided with detection reaction pipe by the sniffer picked up.By arranging sniffer, whether detection reaction pipe is picked up, and further improves the reliability of the application's reaction tube grabbing device.
As the preferred version of the application, the mating surface of described crawl section and described reaction tube is matsurface.The reliability of further raising the application reaction tube grabbing device
As the preferred version of the application, described jaw is two, and described elastomeric element is arranged between two described crawl arms.By the crawl of the cooperation realization response pipe of two jaws, further simplify the structure of the application's reaction tube grabbing device, be convenient to manufacture and later maintenance.
As the preferred version of the application, described elastomeric element is extension spring.
in sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
1, between jaw, there is not the drive end cooperatively interacted, each jaw is relatively independent, simplifies the structure, and reduces manufacturing cost;
2, avoid the generation mutually interfered between each jaw, ensure the reliability of reaction tube crawl work.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
The structural blast figure of Fig. 2 Fig. 1;
Fig. 3 is the structural representation of another structure of the utility model,
Mark in figure: 1-installing rack, 2-grippers, 3-drive unit, 4-jaw, 5-displacement output shaft, 6-crawl arm, 7-pusher arm, 8-rotating shaft, 9-crawl section, 10-stopper slot, 11-elastomeric element, 12-sniffer.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Embodiment 1:
As Fig. 1, shown in 2 or 3, a kind of mechanical type electric reaction tube grabbing device, comprise installing rack 1, for capturing grippers 2 and the drive unit 3 of reaction tube, described grippers 2 comprises at least two jaws 4, described drive unit 3 comprises the displacement output shaft 5 providing displacement to export, described jaw 4 rotates and is arranged on described installing rack 1, described jaw 4 is crawl arm 6 along its rotating shaft 8 side, opposite side is pusher arm 7, described crawl arm 6 is provided with the crawl section 9 of matching with reaction tube, described pusher arm 7 is slidably matched with described displacement output shaft 5, described displacement output shaft 5 promotes described pusher arm 7, described jaw 4 is rotated around each axis of rotation 8.
In the such scheme of the present embodiment, the displacement output shaft 5 of drive unit 3 directly promotes the pusher arm 7 of jaw 4, realize the rotation of jaw 4, when each jaw 4 rotates, namely the grasping movement of grippers 2 is realized, in this programme, the pusher arm 7 of each jaw 4 is when being pushed, the drive end cooperatively interacted is there is not between each pusher arm 7, that is, each jaw 4 is relatively independent, first structure is a simplified, reduce manufacturing cost, and, also avoid the generation mutually interfered between each jaw 4, ensure the reliability of reaction tube crawl work.
Embodiment 2:
As shown in Figure 1, 2, mechanical type electric reaction tube grabbing device as described in Example 1, described pusher arm 7 extends to described displacement output shaft 5, and terminates in the end of described displacement output shaft 5, and described pusher arm 7 is slidably matched with the end of described displacement output shaft 5.Pusher arm 7 terminates in the end of displacement output shaft 5, and be slidably matched with the end of displacement output shaft 5, namely, when displacement output shaft 5 provides displacement to export, the pusher arm 7 of jaw 4 is pushed immediately, and, because pusher arm 7 terminates in the end of displacement output shaft 5, that is pusher arm 7 does not exceed displacement output shaft 5, and then has saved the space shared by the present embodiment reaction tube grabbing device.
Embodiment 3:
As shown in Figure 3, mechanical type electric reaction tube grabbing device as described in Example 1, described pusher arm 7 extends to described displacement output shaft 5, and exceedes displacement output shaft 5, and described pusher arm 7 is slidably matched with the outer rim of described displacement output shaft 5 end.
In this programme, pusher arm 7 exceedes displacement output shaft 5, be slidably matched with the outer rim of displacement output shaft 5 end, make, when promoting pusher arm 7 in displacement output shaft 5 end, there is the longer arm of force, and then the power demand reduced drive unit 3, so, the drive unit 3 that power is less can be selected, first be stability when can improve drive unit 3 outputting power, simultaneously, also can improve the stability of whole reaction tube grabbing device, further ensure the reliability of the present embodiment reaction tube grabbing device.
Embodiment 4:
As shown in Fig. 1,2 or 3, mechanical type electric reaction tube grabbing device as described in Example 1, correspondingly with described pusher arm 7 on described displacement output shaft 5 be provided with stopper slot 10, the end that described pusher arm 7 coordinates with described displacement output shaft 5 is slidably arranged in described stopper slot 10, pusher arm 7 correspondence described in each be provided with a stopper slot 10.Be arranged on by pusher arm 7 in stopper slot 10, ensure that displacement output shaft 5 can promote pusher arm 7 reliably, avoid pusher arm 7 and displacement output shaft 5 to depart from, what ensure between each jaw 4 further is separate, avoids the generation mutually interfered.
Embodiment 5:
As Fig. 1, shown in 2 or 3, mechanical type electric reaction tube grabbing device as described in Example 1, elastomeric element 11 is provided with between described jaw 4, when described drive unit 3 drives described grippers 2, the open-shaped state of described grippers 2, when described drive unit 3 exits driving condition, in clamped condition under the elastic force that described grippers 2 provides at described elastomeric element 11, whether crawl arm 6 described at least one is provided with detection reaction pipe by the sniffer 12 picked up, described crawl section 9 is matsurface with the mating surface of described reaction tube, described jaw 4 is two, described elastomeric element 11 is arranged between two described crawl arms 6, described elastomeric element 11 is extension spring.
In the such scheme of the present embodiment, elastomeric element 11 is set between jaw 4, under the elastic force that elastomeric element 11 provides, grippers 2 is in clamped condition, that is, when adopting the grippers 2 of the present embodiment to carry out reaction tube crawl work, first be provide driving force that grippers 2 is opened by drive unit 3, then when grippers 2 is corresponding with the position of reaction tube, drive unit 3 exits driving condition, now grippers 2 is clamped condition under the effect of elastomeric element 11, clamp reaction tube, when reaction tube is positioned at placement location, drive unit 3 reoffers driving force makes grippers 2 open, the placement of realization response pipe.Further, that is, in the present embodiment, grippers 2 is when capturing reaction tube, and it provides grasp force by elastomeric element 11, instead of as traditional grippers 2 be directly provide with motor or other power set, in the present embodiment, motor is for grippers 2 provides the active force opened, so, first be reduction of the quality requirement to motor, so directly reduce the cost of the present embodiment reaction tube grabbing device, on the other hand, in crawl process, even there is power interruptions and fluctuation, also can not have any impact to the grasp force of grippers 2, make the grippers 2 of the present embodiment can capture reaction tube reliably, reaction tube can not be caused to come off or damage, so its whole crawl process stabilization is reliable, by arranging sniffer 12, whether detection reaction pipe is picked up, further improve the reliability of the present embodiment reaction tube grabbing device, by the crawl of the cooperation realization response pipe of two jaws 4, further simplify the structure of the present embodiment reaction tube grabbing device, be convenient to manufacture and later maintenance.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a mechanical type electric reaction tube grabbing device, it is characterized in that: comprise installing rack, for capturing grippers and the drive unit of reaction tube, described grippers comprises at least two jaws, described drive unit comprises the displacement output shaft providing displacement to export, described jaw rotates and is arranged on described installing rack, described jaw is crawl arm along its rotating shaft side, opposite side is pusher arm, described crawl arm is provided with the crawl section of matching with reaction tube, being slidably matched of described pusher arm and described displacement output shaft, described displacement output shaft promotes described pusher arm, described jaw is rotated around each axis of rotation.
2. mechanical type electric reaction tube grabbing device according to claim 1, it is characterized in that: described pusher arm extends to described displacement output shaft, and terminate in the end of described displacement output shaft, the end of described pusher arm and described displacement output shaft is slidably matched.
3. mechanical type electric reaction tube grabbing device according to claim 1, it is characterized in that: described pusher arm extends to described displacement output shaft, and exceedes displacement output shaft, the outer rim of described pusher arm and described displacement output shaft end is slidably matched.
4. the mechanical type electric reaction tube grabbing device according to claim 1-3 any one, it is characterized in that: correspondingly with described pusher arm on described displacement output shaft be provided with stopper slot, the end that described pusher arm coordinates with described displacement output shaft is slidably arranged in described stopper slot.
5. mechanical type electric reaction tube grabbing device according to claim 4, is characterized in that: what pusher arm described in each was corresponding is provided with a stopper slot.
6. mechanical type electric reaction tube grabbing device according to claim 4, it is characterized in that: between described jaw, be provided with elastomeric element, when described drive unit drives described grippers, the open-shaped state of described grippers, when described drive unit exits driving condition, in clamped condition under the elastic force that described grippers provides at described elastomeric element.
7. mechanical type electric reaction tube grabbing device according to claim 4, is characterized in that: whether crawl arm described at least one is provided with detection reaction pipe by the sniffer picked up.
8. mechanical type electric reaction tube grabbing device according to claim 4, is characterized in that: the mating surface of described crawl section and described reaction tube is matsurface.
9. mechanical type electric reaction tube grabbing device according to claim 6, it is characterized in that: described jaw is two, described elastomeric element is arranged between two described crawl arms.
10. mechanical type electric reaction tube grabbing device according to claim 9, is characterized in that: described elastomeric element is extension spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520590390.2U CN204893976U (en) | 2015-08-07 | 2015-08-07 | Electronic reaction tube grabbing device of mechanical type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520590390.2U CN204893976U (en) | 2015-08-07 | 2015-08-07 | Electronic reaction tube grabbing device of mechanical type |
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| Publication Number | Publication Date |
|---|---|
| CN204893976U true CN204893976U (en) | 2015-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520590390.2U Active CN204893976U (en) | 2015-08-07 | 2015-08-07 | Electronic reaction tube grabbing device of mechanical type |
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| CN (1) | CN204893976U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107378979A (en) * | 2017-07-04 | 2017-11-24 | 东南大学 | A kind of gripper of machine-building |
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2015
- 2015-08-07 CN CN201520590390.2U patent/CN204893976U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107378979A (en) * | 2017-07-04 | 2017-11-24 | 东南大学 | A kind of gripper of machine-building |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 610000 4 Building 8, two road, Chengdu, Sichuan Patentee after: Mike Medical Electronics Ltd Address before: High tech Zone Chengdu city Sichuan province 611731 rivers Road No. 16 Building 1 layer 5 Patentee before: SICHUAN MAKER BIOMEDICAL ELECTRONIC CO., LTD. |