CN215401593U - Full-automatic sample point machine - Google Patents

Abstract

The utility model discloses a full-automatic sample point machine, which comprises a workbench, wherein the workbench is provided with: the conveying device is provided with a conveying surface from left to right, and an avoidance space is arranged on the conveying surface; a placement plate placed on the conveying surface; the workpiece positioning mechanism comprises a material blocking member and a positioning member, and the material blocking member and the positioning member can enter and exit the avoidance space; a liquid supply device comprising a sample application needle; moving mechanism, it sets up conveyor's top, the sample application needle sets up moving mechanism is last, when putting the thing board and conveying to dodging the space on the transport face, work piece positioning mechanism can intercept the thing board of putting in the removal through the striker member, realizes the position location to putting the thing board through the locating component after that, supplies liquid device to provide the sample application reagent for the sample application needle this moment, and moving mechanism drives the sample application needle and removes to remove and carry out the sample application to the work piece on putting the thing board, improve the sample application accuracy.

Description

Full-automatic sample point machine

Technical Field

The utility model relates to the field of sample application, in particular to a full-automatic sample application machine.

Background

Along with the development of science and technology, people are in order to improve the sample application efficiency, often adopted the sample application appearance to set up on the platform that can remove in three-dimensional space, thereby realize the automatic sample application to the work piece, in order to save labour cost, but because required sample application precision is higher, so before carrying out the sample application to the work piece, need fix a position the work piece of pay-off in-process, if carry out manual positioning, then the time that consumes is long, and the production efficiency is reduced, and directly adopt positioning mechanism to fix a position the work piece among the prior art, because the work piece obtains the initial velocity in the data send process, positioning mechanism direct positioning's mode makes the work piece rock easily, make the location inaccurate, also cause the work piece damage easily, influence the sample application precision.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a full-automatic sample point machine, which solves one or more technical problems in the prior art and provides at least one beneficial selection or creation condition.

The solution of the utility model for solving the technical problem is as follows: the utility model provides a full-automatic sample point machine, includes the workstation, be provided with on the workstation: the conveying device is provided with a conveying surface from left to right, and an avoidance space is arranged on the conveying surface; a placement plate placed on the conveying surface; the workpiece positioning mechanism comprises a material blocking member and a positioning member, and the material blocking member and the positioning member can enter and exit the avoidance space; a liquid supply device comprising a sample application needle; and the moving mechanism is arranged above the conveying device, and the sample application needle is arranged on the moving mechanism.

The technical scheme at least has the following beneficial effects: put the thing board and place on the transport surface, and carry out the conveying from the left hand to the right side along the transport surface, work piece positioning mechanism is located dodges the space, when putting the thing board and conveying to dodging the space on the transport surface, work piece positioning mechanism can stretch out through the striker member and dodge in the space, put the thing board in moving and cut off, stretch out through the locating member and dodge in the space, realize the position location to putting the thing board, supply liquid device provides the sample application reagent for the sample application needle this moment, and finally, moving mechanism drives the sample application needle and removes, and remove and put the work piece on the thing board and carry out the sample application, through keeping off the material to putting the thing board earlier, make and put the thing board and stop the transportation on the transport surface, then fix a position, stability when improving the location, the sample application accuracy is improved.

As a further improvement of the above technical solution, the workpiece positioning mechanism further includes a lifting device and a sample application table, the lifting device is disposed on the working table, the lifting device is connected to a bottom surface of the sample application table, the material blocking member is a material blocking post, the positioning member is a positioning pin, the positioning pin and the material blocking post are sequentially disposed on the sample application table along a left-right direction, a top end of the material blocking post is higher than a top end of the positioning pin, a through hole is disposed on an end surface of the object placing plate, a distance between a right side surface of the object placing plate and the through hole is a first distance, a distance between the positioning pin and the material blocking post in the left-right direction is a second distance, the first distance and the second distance are equal, a shape of the positioning pin is matched with a shape of the through hole, and the lifting device can drive the positioning pin and the material blocking post to move up and down, and the positioning pin is enabled to pass in and out of the through hole. The workpiece positioning mechanism is positioned below the conveying surface, when the object placing plate is conveyed to the position above the workpiece positioning mechanism, the lifting mechanism drives the sample application platform to move upwards, the material blocking column firstly extends out of the avoiding space, namely extends out of the conveying surface and abuts against the interception surface of the object placing plate to realize interception of the object placing plate, then the sample application platform continuously moves upwards, the positioning pin extends out of the avoiding space, namely extends out of the conveying surface and is inserted into the through hole on the object placing plate to realize positioning of the object placing plate, after sample application is completed on the object placing plate, the lifting mechanism drives the sample application platform to move downwards, the positioning pin and the material blocking column successively fall below the conveying surface, the object placing plate is conveyed continuously after being removed and blocked by the conveying device, the positioning member and the material blocking member are arranged on the sample application platform along the left and right directions, the top end of the material blocking column is higher than the top end of the positioning pin, and the lifting mechanism is connected with the bottom surface of the sample application platform, thereby the lift of control point appearance platform for this material feeding unit realizes the function of location after the interception of putting the thing board, avoids a plurality of drive arrangement to the respective control of different processes, realizes the simplification of control process, reduction in production cost, and the installation of being convenient for reduces the device volume.

As a further improvement of the above technical solution, the lifting device includes a driving motor, a driving wheel, a supporting block and a sleeve, the driving motor is disposed on the working table, the driving wheel is driven by the driving motor to rotate, a rotation axis of the driving wheel is horizontally disposed, the rotation axis of the driving wheel coincides with a center line of the driving wheel, a chute is disposed on an end surface of the driving wheel, the chute is spiral and gradually away from a center of the driving wheel, a guide pillar and a driven rod are disposed on the supporting block, one end of the guide pillar away from the supporting block extends into the chute, the sleeve is disposed on the working table, and one end of the driven rod away from the supporting block penetrates through the sleeve and is connected with a bottom surface of the spotting table. The sleeve is vertically arranged on the workbench, the driven rod of the supporting block penetrates through the sleeve to be connected with the bottom surface of the sample application platform, so that the supporting block is positioned in the horizontal direction and can only move along the length direction of the sleeve, the guide post on the supporting block is positioned in the slide groove of the driving wheel, the driving motor is arranged on the workbench and drives the driving wheel to rotate, the guide post is arranged on the supporting block, so that the supporting block is positioned in the horizontal direction, when the guide post slides in the slide groove, the guide post moves upwards or downwards and drives the driven rod on the supporting block to move upwards or downwards together, so that the positioning pin and the material blocking post on the sample application platform move up and down, and the positioning pin enters and exits the through hole on the object placing plate, the sample application platform is driven to move up and down by the lifting device, the positioning is reliable, the lifting device only uses one driving motor, and the material blocking and positioning functions of the opposite object placing frame can be realized, simple structure, reduced device size and low production cost.

As another improvement of the above technical solution, the chute includes a material blocking section, a positioning section and a lifting section which are sequentially connected from near to far away from the center of the driving wheel, and stopping sections are respectively disposed between the material blocking section and the positioning section and between the positioning section and the lifting section, and the arc center of the stopping section and the center of the driving wheel are overlapped with each other. Actuating mechanism drive wheel is rotatory, the guide pillar is in proper order from the fender material section of spout, location section and lifting section slide in proper order, make the sample application platform realize keeping off the material in proper order, the effect of location and lifting, and be equipped with the mutual coincidence of arc center and drive wheel center between every section and stop the section, consequently, when the guide pillar stops the section, the guide pillar keeps quiescent condition in level and vertical direction, realize pausing after every function is accomplished to the sample application platform, the structure reliability is improved, need not carry out the action design to the sample application platform through extra programming, low in production cost.

As another kind of improvement of above-mentioned technical scheme, moving mechanism is including controlling unipolar driver, front and back unipolar driver and upper and lower unipolar driver, control unipolar driver and set up on the workstation, control unipolar driver and be provided with the first installation piece that removes along left right direction, front and back unipolar driver sets up on the first installation piece, be equipped with the second installation piece that removes along front and back direction around on the unipolar driver, upper and lower unipolar driver sets up second installation piece, the vertical setting of application of sample needle is in on the upper and lower unipolar driver, upper and lower unipolar driver drives the application of sample needle carries out upper and lower direction and removes. Sample application needle is through controlling unipolar driver, preceding unipolar driver and upper and lower unipolar driver, realizes that it can carry out three-dimensional removal in the space for sample application needle can carry out the sample application and withdraw on the work piece optional position of putting the thing board, improves service function nature, improves production efficiency, improves the automatic effect of full-automatic sample application machine.

As the further improvement of above-mentioned technical scheme, the lower extreme of upper and lower single-axis drive is equipped with the installation component, the installation component includes mount table, slider and reset spring, the mount table sets up on the upper and lower single-axis drive, slider sliding connection be in on the mount table, the slider can be followed and the upper and lower direction is slided, the application of sample needle sets up on the slider, reset spring's upper end is connected the slider, reset spring's lower extreme is connected the mount table. Because the sample application needle carries out the point sample when putting the work piece on the thing board, need and put the interval between the thing board very little, thereby make the sample application reagent can directly crowd on putting the thing board, if put the increase in the thickness of thing board, make the pillow of sample application needle strike on putting the thing board easily, cause the damage, slider is connected through reset spring's upper end, the mount table is connected to the lower extreme, make the sample application needle after offseting with putting the thing board, the slider receives ascending effort, reset spring is stretched simultaneously, the slider upwards slides, make the sample application needle shift up along with the slider, after the sample application finishes, moving mechanism upwards removes the sample application needle, reset spring resets, the sample application needle resumes, reduce the sample application needle and put the striking damage phenomenon between the thing board, the thing board of adaptable different thickness, compatibility is high, and service life is prolonged.

As another improvement of the above technical scheme, the liquid supply device comprises a liquid supply pump and a conveying pipe, the liquid supply pump is arranged on the first installation block, a regulating valve is arranged on the sample application needle, one end of the conveying pipe is communicated with the liquid supply pump, the other end of the conveying pipe is connected with the sample application needle, the conveying pipe is provided with a regulating valve, and the top surface of the workbench is provided with a test tube placing table. The feed pump is connected to delivery conduit's one end, the application of sample needle is connected to one end, set up the feed pump on the second installation piece, make the feed pump can remove along with left and right side single-axis drive, make the relative distance of feed pump and application of sample needle reduce, effectively reduce delivery conduit's the length that sets up, single-axis drive's rocking around reducing simultaneously, improve application of sample stability and accuracy, after finishing, the application of sample needle can remove to the test tube and place the platform, extrude remaining application of sample reagent in the test tube, improve automatic effect.

As another kind of improvement of above-mentioned technical scheme, be equipped with the camera on the second installation piece, control the unipolar driver with around the unipolar driver drives the camera moves, the top surface of point appearance platform still is equipped with the lifting boss, the top surface of lifting boss is less than the top of locating pin, the top surface and two of point appearance platform form accommodation space between the lifting boss, it is the printing opacity material to put the thing board, be equipped with the luminescent plate in the accommodation space. After putting the thing board location, elevating gear continues the ascending lifting of control point appearance platform, and the lifting boss can carry out the lifting to putting the thing board, avoids the transport face and puts and rub between the thing board, reduces the vibration, places the luminescent plate in the accommodation space simultaneously, and the position and the motion of cooperation camera to the point sample needle detect, make things convenient for the point sample, improve the point sample precision.

As another improvement of the above technical solution, the conveying device includes two belt conveyors arranged at intervals in the front-rear direction, the belt conveyors are provided with the conveying surfaces, and the avoiding space is formed between the two conveying surfaces. All be provided with the transport face on two belt conveyors, it places on the transport face to put the thing board, form between two belt conveyors's the transport face and dodge the space, elevating gear can drive the overhead fender post upward movement of sample application, and stretch out and dodge the space, thereby to lieing in putting the thing board in dodging the space and keeping off the material effect, sample application platform lasts upward movement, realize the location to putting the thing board after the locating pin on it enters into the through-hole of putting the thing board, the structure is reliable, avoid a plurality of drive arrangement to the respective control of different processes, realize the simplification of control process, the production cost is reduced, and the installation is convenient for, the volume of the device is reduced.

As another improvement of the above technical solution, a vertical plane passing through the left side wall of the workbench is used as a left reference plane, a vertical plane passing through the right side wall of the workbench is used as a right reference plane, and two ends of the conveying device respectively extend to the left reference plane and the right reference plane. Two ends of the conveying device extend to the left reference surface and the right reference surface respectively, so that the object placing plate can be conveyed to the left end of the workbench from the right end of the workbench, after a plurality of full-automatic sample counting machines are arranged and spliced together in the left-right direction, the conveying devices of two adjacent full-automatic sample counting machines can be mutually butted, after sample application of a workpiece on the object placing plate is completed from the first full-automatic sample counting machine, the workpiece can be conveyed to the next full-automatic sample counting machine through the conveying device to continue sample application, different sample application reagents can be arranged in a liquid supply device of each full-automatic sample counting machine, the time for liquid replacement is reduced, and the production efficiency is improved.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures are only some embodiments of the utility model, not all embodiments, and that a person skilled in the art can also derive other designs and figures from them without inventive effort.

Technical solutions in the embodiments of the present invention will be briefly described below with reference to the accompanying drawings used in the description of the embodiments. It is clear that the described figures are only some embodiments of the utility model, not all embodiments, and that a person skilled in the art can also derive other designs and figures from them without inventive effort.

Fig. 1 is a structural diagram of a full-automatic sample point machine provided by an embodiment of the utility model;

FIG. 2 is a partial block diagram of a full-automatic sample point machine provided by an embodiment of the utility model;

FIG. 3 is a side block diagram of the fully automatic spotting machine of FIG. 2;

FIG. 4 is a partial block diagram of a full-automatic sample point machine provided by one embodiment of the utility model;

FIG. 5 is an enlarged partial view of the full automatic spotting machine of FIG. 4 at A;

fig. 6 is a partial structural diagram of a full-automatic sample point machine provided by an embodiment of the utility model.

In the drawings: 110-workbench, 120-conveying device, 130-object placing plate, 140-liquid supplying device, 141-sample application needle, 150-moving mechanism, 160-camera, 210-belt conveyor, 220-sample application table, 221-material blocking column, 222-positioning pin, 223-lifting boss, 310-driving wheel, 311-sliding chute, 320-supporting block, 321-guiding column, 322-driven rod, 330-sleeve, 410-lifting device, 510-driving motor, 610-mounting table, 620-sliding block and 630-reset spring.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the connection relations mentioned herein do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection accessories according to the specific implementation situation. The technical characteristics of the utility model can be combined interactively on the premise of not conflicting with each other.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1, the full-automatic sample counting machine comprises a workbench 110, wherein a conveying device 120, a storage plate 130, a workpiece positioning mechanism, a liquid supply device 140 and a moving mechanism 150 are arranged on the workbench 110, the conveying device 120 is provided with a conveying surface from left to right, and an avoidance space is arranged on the conveying surface; the object placing plate 130 is placed on the conveying surface; the workpiece positioning mechanism comprises a material blocking member and a positioning member, and the material blocking member and the positioning member can enter and exit the avoidance space; the liquid supply device 140 includes a spotting needle 141; the moving mechanism 150 is arranged above the conveying device 120, the sample application needle 141 is arranged on the moving mechanism 150, the object placing plate 130 is positioned after being stopped by the workpiece positioning mechanism, the positioning stability is improved, and the sample application accuracy is improved. In fact, the full-automatic sample application machine can be respectively provided with a plurality of sets of moving mechanisms 150, workpiece positioning mechanisms and liquid supply devices 140 in consistent quantity along the conveying surface, so that the sample application speed is improved.

Referring to fig. 2, wherein, conveyor 120 may be a belt conveyor 210 including two belt conveyors 210 arranged at intervals along the front-back direction, a conveying surface is provided on belt conveyor 210, an avoiding space is formed between the two conveying surfaces, in addition, conveyor 120 may also be a roller conveyor 120, a conveying surface is formed at the top of a plurality of rollers, object placing plate 130 is placed on the plurality of rollers, and is conveyed on the conveying surface along the rotation direction of the rollers, an avoiding space may be provided between any two rollers, a workpiece positioning mechanism is provided in the avoiding space, when the object placing table reaches the sample application area, a material blocking member blocks the object placing plate 130 in transportation, and the positioning member realizes the positioning function of object placing plate 130.

In order to simplify the control process by referring to fig. 3 and 4, in some embodiments, the workpiece positioning mechanism further includes a lifting device 410 and a sample application table 220, the lifting device 410 is disposed on the working table 110, the lifting device 410 is connected to a bottom surface of the sample application table 220, the material blocking member is a material blocking column 221, the positioning member is a positioning pin 222, the positioning pin 222 and the material blocking column 221 are sequentially disposed on the sample application table 220 in a left-right direction, a top end of the material blocking column 221 is higher than a top end of the positioning pin 222, an end surface of the object placing plate 130 is provided with a through hole, a distance between a right side surface of the object placing plate 130 and the through hole is a first distance, a distance between the positioning pin 222 and the material blocking column 221 in the left-right direction is a second distance, the first distance and the second distance are equal, a shape of the positioning pin 222 and a shape of the through hole are matched with each other, the lifting device 410 can drive the positioning pin 222 and the material blocking column 221 to move up and down, and make the positioning pin 222 pass through hole, the function of positioning after the object placing plate 130 is stopped firstly is realized, the respective control of different processes by a plurality of driving devices is avoided, the simplification of the control process is realized, the production cost is reduced, the installation is convenient, and the device volume is reduced. In addition, the object placing plate 130 can be grasped and clamped by the clamping cylinder, so as to be positioned. It should be noted that the material blocking member may be a material blocking column 221, a material blocking plate, or the like, a plurality of material blocking columns 221 may be arranged in the front-back direction, the positioning member may be a positioning pin 222, a positioning block, or the like, the number of positioning pins 222 may be two, and the two positioning pins 222 are inserted into the through holes of the object placing plate 130, so as to improve the positioning effect.

Referring to fig. 5, in practical application, the lifting device 410 may include a driving motor 510, a driving wheel 310, a supporting block 320 and a sleeve 330, the driving motor 510 is disposed on the working platform 110, the driving motor 510 drives the driving wheel 310 to rotate, a rotation axis of the driving wheel 310 is horizontally disposed, the rotation axis of the driving wheel 310 coincides with a center line thereof, a sliding slot 311 is disposed on an end surface of the driving wheel 310, the sliding slot 311 is spiral gradually away from the center of the driving wheel 310, a guide post 321 and a driven rod 322 are disposed on the supporting block 320, an end of the guide post 321 away from the supporting block 320 extends into the sliding slot 311, the sleeve 330 is disposed on the working platform 110, an end of the driven rod 322 away from the supporting block 320 passes through the sleeve 330 and is connected with a bottom surface of the sample application platform 220, the positioning is reliable, the lifting device 410 only uses one driving motor 510, and can achieve the blocking and positioning functions of the opposite object racks, the structure is simple, the device volume is reduced, and the production cost is low. Moreover, in order to achieve the up-and-down movement of the spotting table 220, the sleeve 330 is vertically disposed on the table 110, such that the driven rod 322 passing through the sleeve 330 is positioned in the horizontal direction and can only move along the length direction of the sleeve 330, meanwhile, the sliding slot 311 of the driving wheel 310 is in a spiral shape gradually away from the center of the driving wheel 310, and the guide post 321 of the supporting block 320 is inserted into the sliding slot 311 of the driving wheel 310, when the driving motor 510 is fixed on the table 110 and drives the driving wheel 310 to rotate, the guide post 321 moves along the sliding slot 311 according to the rotation of the driving wheel 310, because the supporting block 320 and the driving motor 510 are positioned in the horizontal direction, such that the guide post 321 performs the up-and-down movement, and drives the supporting block 320 and the driven rod 322, and drives the spotting table 220 to move up-and down. It should be noted that, when the guide post 321 is located at the initial position, that is, the material blocking member is located below the conveying surface, the guide post 321 may be located above the center of the driving wheel 310 and located at a position where the sliding groove 311 is close to the center of the driving wheel 310, in addition, the guide post 321 may also be located below the center of the driving wheel 310 and located at a position where the sliding groove 311 is far away from the center of the driving wheel 310, if the material blocking and positioning processes are required to be performed, the driving motor 510 drives the driving wheel 310 to rotate towards one direction, so that the guide post 321 moves upwards, and when the positioning and material blocking functions are required to be cancelled, the driving motor 510 drives the driving wheel 310 to rotate towards the other direction, so that the guide post 321 moves downwards.

The lifting device 410 may be a motor or a lead screw, or may control the lifting of the sample stage 220 by an air cylinder, and the present embodiment is not particularly limited thereto. In fact, the guide post 321 may be a cam bearing follower, so that it can roll within the sliding slot 311, reducing sliding friction, improving the smoothness of movement, and also improving the service life of the guide post 321. In addition, driven lever 322 connects the bottom department of sample platform 220, can the fastening cover have connect solid fixed ring, gu fixed ring's a terminal surface passes through on the screw connects the sample platform 220, improves structural stability, plays spacing effect to driven lever 322 simultaneously.

In order to improve the continuity of the control sample application platform 220 during lifting, in some embodiments, the sliding groove 311 includes a material blocking section, a positioning section and a lifting section which are sequentially connected from near to far from the center of the driving wheel 310, stopping sections are respectively arranged between the material blocking section and the positioning section and between the positioning section and the lifting section, and arc centers of the stopping sections are overlapped with the center of the driving wheel 310, so that the sample application platform 220 stops after completing each function, the structural reliability is improved, the action of the sample application platform 220 is not required to be designed through additional program design, and the production cost is low. It should be noted that the guide pillar 321 is located above the center of the driving wheel 310, and is located at a position where the sliding groove 311 is close to the center of the driving wheel 310, when the guide pillar 321 passes through the material blocking section, the sample application table 220 moves up, the material blocking pillar 221 is driven to extend out of the transmission surface to realize the material blocking process, when the guide pillar 321 passes through the positioning section, the sample application table 220 continues to move up, the positioning pin 222 is driven to enter the through hole of the object placing plate 130 to realize positioning, after the guide pillar 321 passes through the lifting section, the sample application table 220 is lifted and lifted up the object placing plate 130, so that the bottom surface of the object placing plate 130 leaves the transmission surface, and friction and vibration are reduced.

Referring to fig. 1 and 2, in some embodiments, the moving mechanism 150 includes left and right single-axis drivers, front and rear single-axis drivers, and upper and lower single-axis drivers, the left and right single-axis drivers are disposed on the table 110, the left and right single-axis drivers are provided with first mounting blocks moving in the left and right directions, the front and rear single-axis drivers are disposed on the first mounting blocks, the front and rear single-axis drivers are provided with second mounting blocks moving in the front and rear directions, the upper and lower single-axis drivers are disposed on the second mounting blocks, the spotting needle 141 is vertically disposed on the upper and lower single-axis drivers, the upper and lower single-axis drivers drive the spotting needle 141 to move in the up and down directions, the spotting needle 141 is three-dimensionally moved in space by the left and right single-axis drivers, the front and rear single-axis drivers, and the upper and lower single-axis drivers, the use functionality is improved, the production efficiency is improved, and the automation effect of the full-automatic sample counting machine is improved. The moving mechanism 150 may be an XYZ-axis robot, an air cylinder provided in the left-right, front-back, and up-down directions, or a motor screw.

In addition, supply liquid device 140 can have included feed pump and delivery conduit, in order to improve the stability of application of sample process, in some embodiments, the feed pump sets up on first installation piece, delivery conduit's one end and feed pump intercommunication, application of sample needle 141 is connected to delivery conduit's the other end, the last governing valve that is equipped with of delivery conduit, the top surface of workstation 110 is equipped with the test tube and places the platform, not only make the relative distance of feed pump and application of sample needle 141 reduce, and simultaneously, for placing the feed pump at the second installation piece, can reduce rocking of front and back single-axis drive, improve application of sample process stability, after application of sample, application of sample needle 141 can remove to the test tube and place the platform, extrude remaining application of sample reagent in the test tube.

In addition, can also be equipped with lifting boss 223 on the top surface of sample application platform 220, the top surface of lifting boss 223 is less than the top of locating component, form accommodation space between the top surface of sample application platform 220 and two lifting bosses 223, after putting thing board 130 location, elevating gear 410 continues the ascending lifting of control point sample application platform 220, the top surface of lifting boss 223 offsets with the bottom surface of putting thing board 130, can carry out the lifting to putting thing board 130, avoid the conveying face and put and rub between the thing board 130, reduce the vibration. Simultaneously, in the practical process, in order to improve the precision, can be equipped with camera 160 on the second installation piece, control the unipolar driver and drive camera 160 with front and back unipolar driver and move, the top surface of application of sample platform 220 still is equipped with lifting boss 223, lifting boss 223's top surface is less than the top of locating pin 222, form accommodation space between the top surface of application of sample platform 220 and two lifting bosses 223, it is the printing opacity material to put thing board 130, be equipped with the luminescent plate in the accommodation space, the light of luminescent plate sees through puts thing board 130, make the discernment that camera 160 can be clear arrive the position fixed point of putting thing board 130, the convenience is processed the material, the machining precision is improved.

Referring to fig. 6, in order to reduce damage of the deposition needle 141 during application, in some embodiments, the lower ends of the upper and lower single-axis drivers are provided with a mounting member including a mounting stage 610, a slider 620, and a return spring 630, the mounting stage 610 is disposed on the upper and lower single-axis drivers, the slider 620 is slidably coupled to the mounting stage 610, the slider 620 is slidable in the up-down direction, the deposition needle 141 is disposed on the slider 620, the upper end of the return spring 630 is coupled to the slider 620, and the lower end of the return spring 630 is coupled to the mounting stage 610. Because the sample application needle 141 needs to have a small distance with the object placing plate 130 when the workpieces on the object placing plate 130 are sample applied, so that the sample application reagent can be directly squeezed on the object placing plate 130, if the thickness of the object placing plate 130 of the next batch is increased, the pillow of the sample application needle 141 is easy to impact on the object placing plate 130 to cause damage, the upper end of the return spring 630 is connected with the sliding block 620, and the lower end is connected with the mounting table 610, so that after the sample application needle 141 is abutted against the object placing plate 130, the sliding block 620 is acted by an upward acting force, the return spring 630 is stretched, the sliding block 620 slides upwards, so that the sample application needle 141 moves upwards along with the sliding block 620, after the sample application is finished, the moving mechanism 150 moves the sample application needle 141 upwards, the return spring 630 is returned, the sample application needle 141 is returned to the original position, the impact damage phenomenon between the sample application needle 141 and the object placing plate 130 is reduced, and the sample application needle can adapt to the object placing plates 130 with different thicknesses, high compatibility and long service life. In practice, a first stopper pin may extend from a side wall of the mounting table 610, a second stopper pin may extend from a side wall of the slider 620, an upper end of the return spring 630 may be connected to the second stopper pin, a lower end of the return spring 630 may be connected to the first stopper pin, and a length direction of the return spring 630 may be made vertical. In addition, a reset space can be arranged in the sliding connection between the sliding block 620 and the sliding groove 311, the reset spring 630 is located in the reset space, the upper end of the reset spring 630 is connected to the sliding block 620, the lower end of the reset spring 630 is connected to the sliding groove 311, after the object placing plate 130 abuts against the sample application needle 141, the reset spring 630 can be stretched, the sliding block 620 can slide upwards relative to the sliding groove 311, and the impact damage of the sample application needle 141 is reduced.

In a sample application production line, the number of the full-automatic sample application machines can be multiple, the vertical plane passing through the left side wall of the workbench 110 is used as a left reference surface, the vertical plane passing through the right side wall of the workbench 110 is used as a right reference surface, two ends of the conveying device 120 respectively extend to the left reference surface and the right reference surface, so that the object placing plate 130 can be conveyed from the right end to the left end of the workbench 110, loading and unloading are facilitated, after the full-automatic sample application machines are arranged and spliced together along the left and right direction, the conveying devices 120 of two adjacent full-automatic sample application machines can be mutually butted, after sample application of a workpiece on the object placing plate 130 is completed from a first full-automatic sample application machine, the workpiece can be conveyed to the next full-automatic sample application machine through the conveying device 120 to continue sample application, in addition, a connecting plate can be connected between the front side wall and the rear side wall of the workbench 110 of the two adjacent full-automatic sample application machines through the connecting plate, the stability is improved, in addition, different sample application reagents can be arranged in the liquid supply device 140 of each full-automatic sample application machine, the liquid change time is reduced, and the production efficiency is improved. In addition, the foremost and last full-automatic sample counting machine of the whole production line can be respectively provided with a feeding mechanism and a discharging mechanism, so that a user can conveniently carry out feeding and discharging, the use experience is improved, and the safety is improved.

While the preferred embodiments of the present invention have been described in detail, it should be understood that the utility model is not limited to those precise embodiments, and that various changes and modifications may be effected therein by one skilled in the art without departing from the scope or spirit of the utility model as defined in the appended claims.

Claims (10)

1. A full-automatic sample point machine is characterized in that: including workstation (110), be provided with on workstation (110):

the conveying device (120) is provided with a conveying surface from left to right, and an avoidance space is arranged on the conveying surface;

a placement plate (130) placed on the conveying surface;

the workpiece positioning mechanism comprises a material blocking member and a positioning member, and the material blocking member and the positioning member can enter and exit the avoidance space;

a liquid supply device (140) comprising a spotting needle (141);

a moving mechanism (150) arranged above the transport device (120), the print needles (141) being arranged on the moving mechanism (150).

2. The full-automatic sample machine according to claim 1, characterized in that: the workpiece positioning mechanism further comprises a lifting device (410) and a spot sampling table (220), the lifting device (410) is arranged on the workbench (110), the lifting device (410) is connected with the bottom surface of the spot sampling table (220), the material blocking component is a material blocking column (221), the positioning component is a positioning pin (222), the positioning pin (222) and the material blocking column (221) are sequentially arranged on the spot sampling table (220) along the left-right direction, the top end of the material blocking column (221) is higher than the top end of the positioning pin (222), a through hole is formed in the end surface of the object placing plate (130), the distance between the right side surface of the object placing plate (130) and the through hole is a first interval, the distance between the positioning pin (222) and the material blocking column (221) in the left-right direction is a second interval, the first interval and the second interval are equal, and the shape of the positioning pin (222) is matched with the shape of the through hole, the lifting device (410) can drive the positioning pin (222) and the material blocking column (221) to move up and down, and the positioning pin (222) can enter and exit the through hole.

3. The full-automatic sample machine according to claim 2, characterized in that: the lifting device (410) comprises a driving motor (510), a driving wheel (310), a supporting block (320) and a sleeve (330), the driving motor (510) is arranged on the workbench (110), the driving motor (510) drives the driving wheel (310) to rotate, the rotation axis of the driving wheel (310) is horizontally arranged, the rotation axis of the driving wheel (310) is overlapped with the center line of the rotation axis of the driving wheel (310), a sliding groove (311) is formed in the end face of the driving wheel (310), the sliding groove (311) is spiral and gradually far away from the center of the driving wheel (310), a guide pillar (321) and a driven rod (322) are arranged on the supporting block (320), one end, far away from the supporting block (320), of the guide pillar (321) extends into the sliding groove (311), the sleeve (330) is arranged on the workbench (110), and one end, far away from the supporting block (320), of the driven rod (322) penetrates through the sleeve (330) and is connected with the bottom of the sample spotting table (220) The surfaces are connected.

4. The full-automatic sample machine according to claim 3, characterized in that: spout (311) include with from drive wheel (310) center is by nearly to the fender material section, location section and the lifting section that connects gradually far away, keep off the material section with between the location section and the location section with all be equipped with the section of stopping between the lifting section, the arc center of stopping the section with the center of drive wheel (310) coincides each other.

5. The full-automatic sample machine according to claim 2, characterized in that: moving mechanism (150) is including controlling unipolar driver, front and back unipolar driver and upper and lower unipolar driver, control unipolar driver and set up on workstation (110), control unipolar driver and be provided with the first installation piece that removes along left right direction, front and back unipolar driver sets up on the first installation piece, be equipped with the second installation piece that removes along the front and back direction around on the unipolar driver, upper and lower unipolar driver sets up second installation piece, the vertical setting of application of sample needle (141) is in on the upper and lower unipolar driver, upper and lower unipolar driver drives application of sample needle (141) carries out the upper and lower direction and removes.

6. The full-automatic sample machine according to claim 5, characterized in that: the lower extreme of upper and lower single-axis drive is equipped with the installation component, the installation component includes mount table (610), slider (620) and reset spring (630), mount table (610) sets up on the upper and lower single-axis drive, slider (620) sliding connection be in on mount table (610), slider (620) can be followed and vertically slided, sample application needle (141) set up on slider (620), reset spring (630) upper end is connected slider (620), reset spring (630)'s lower extreme is connected mount table (610).

7. The full-automatic sample machine according to claim 5, characterized in that: the liquid supply device (140) comprises a liquid supply pump and a conveying pipe, the liquid supply pump is arranged on the first installation block, one end of the conveying pipe is communicated with the liquid supply pump, the other end of the conveying pipe is connected with the sample application needle (141), the conveying pipe is provided with a regulating valve, and the top surface of the workbench (110) is provided with a test tube placing table.

8. The full-automatic sample machine according to claim 5, characterized in that: be equipped with camera (160) on the second installation piece, control the unipolar driver with around the unipolar driver drives camera (160) moves, the top surface of point appearance platform (220) still is equipped with lifting boss (223), the top surface of lifting boss (223) is less than the top of locating pin (222), the top surface and two of point appearance platform (220) form accommodation space between lifting boss (223), it is the printing opacity material to put thing board (130), be equipped with the luminescent plate in the accommodation space.

9. The full-automatic sample machine according to claim 1, characterized in that: the conveying device (120) comprises two belt conveyors (210) which are arranged at intervals in the front-rear direction, the conveying surfaces are arranged on the belt conveyors (210), and the avoidance space is formed between the two conveying surfaces.

10. The full-automatic sample machine according to claim 1, characterized in that: the vertical plane of the left side wall of the workbench (110) is used as a left reference surface, the vertical plane of the right side wall of the workbench (110) is used as a right reference surface, and two ends of the conveying device (120) respectively extend to the left reference surface and the right reference surface.

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