CN218433696U - Automatic unloader of liquid-transfering sucker - Google Patents
Automatic unloader of liquid-transfering sucker Download PDFInfo
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- CN218433696U CN218433696U CN202222800257.8U CN202222800257U CN218433696U CN 218433696 U CN218433696 U CN 218433696U CN 202222800257 U CN202222800257 U CN 202222800257U CN 218433696 U CN218433696 U CN 218433696U
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- 239000000463 material Substances 0.000 claims abstract description 91
- 239000007788 liquid Substances 0.000 claims abstract description 13
- 238000007599 discharging Methods 0.000 claims abstract description 5
- 238000004140 cleaning Methods 0.000 claims description 66
- 238000007689 inspection Methods 0.000 claims description 41
- 239000002699 waste material Substances 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 241000252254 Catostomidae Species 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000012856 packing Methods 0.000 description 2
- 238000012372 quality testing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model discloses an automatic unloader of liquid-transfering sucker. The automatic discharging device of the liquid transfer suction head comprises a suction head transfer mechanism and a material box conveying mechanism. The suction head transfer mechanism comprises a suction plate and a suction plate driving assembly. The material box conveying mechanism comprises an input conveyor, an output conveyor, a lifting cylinder, a supporting plate, a limiting plate and a transverse pushing cylinder. The utility model discloses a suction head transfer mechanism cooperatees with magazine conveying mechanism, can realize a plurality of liquid-transfering suction head's disposable unloading in the suction head tool to can fill the automatic magazine of changing in back at the magazine. Furthermore, the utility model discloses an input conveyer and the output conveyer that will be used for carrying the magazine arrange from top to bottom, have improved the compact structure nature of unloading equipment. The utility model discloses a clear material mechanism once carries out the operation of expecting clearly to the suction head tool through the unloading station to when avoiding suction head transfer mechanism to appear the unloading omission, remain the liquid-transfering suction head influence subsequent automated production of suction head tool.
Description
Technical Field
The utility model belongs to the technical field of move liquid suction head automated production equipment, concretely relates to move liquid suction head automatic unloader.
Background
The automatic continuous replacement of magazine is difficult to realize in compact space to current liquid-transfering suction head unloading equipment, and does not carry out the detection of whether installing the filter core, also can not clear away the liquid-transfering suction head in the tool under the circumstances of unloading failure, leads to liquid-transfering suction head automated continuous production easily to receive the influence of unloading failure.
The patent with publication number "CN212333080U" provides an "automatic boxing machine for pipetting tips", which separates and conveys the tips to the front of a material receiving and pushing module through a tip separating mechanism, the material receiving and pushing module arranges and pushes the tips at equal intervals into a tip positioning and blanking module, and the tip positioning and blanking module receives and positions the tips and then falls into a boxing station below to complete boxing; but it can only install the liquid-transfering suction head on magazine one by one, and dress box efficiency is lower.
Disclosure of Invention
An object of the utility model is to provide an automatic unloader of liquid-transfering sucker.
An automatic discharging device of a liquid transfer sucker comprises a sucker transfer mechanism and a material box conveying mechanism. The suction head transfer mechanism comprises a suction plate and a suction plate driving assembly. The material suction plate is fixed on the tail end moving part of the material suction plate driving assembly; the suction plate can horizontally move, move up and down and rotate around a vertical axis under the driving of the suction plate driving assembly. A plurality of suction nozzles for sucking the liquid-transferring suction heads are arranged at the bottom of the material sucking plate.
The material box conveying mechanism comprises an input conveyor, an output conveyor, a lifting cylinder, a supporting plate, a limiting plate and a transverse pushing cylinder. The input conveyor is arranged right above the output conveyor. The distance between the top surface of the input conveyor and the bottom surface of the output conveyor is greater than the height of a magazine for storing pipette tips. The distance between the conveying surface of the input conveyor and the conveying surface of the output conveyor is equal to the stroke of the lifting cylinder.
The lifting cylinder of vertical setting is installed in the frame, and is located the input of output conveyer. The piston rod of the vertically arranged lifting cylinder is arranged upwards and is fixed with a supporting plate. The supporting plate can be switched between a lower limit position and an upper limit position under the driving of the lifting air cylinder. When the supporting plate is at the upper limit position, the top surface of the supporting plate is flush with the conveying surface of the input conveyor; when the supporting plate is at the lower limit position, the top surface of the supporting plate is flush with the conveying surface of the output conveyor. The limiting plate is fixed on the rack and aligned with the output end of the input conveyor. The limiting plate is used for limiting the position of empty boxes conveyed to the supporting plate by the input conveyor.
The horizontally arranged transverse pushing cylinder is fixed on the frame. A push plate is fixed on a piston rod of the transverse pushing cylinder and faces to the input end of the output conveyor. And under the state that the transverse pushing cylinder is not pushed out, the pushing plate and the input conveyor are respectively positioned on the opposite sides of the supporting plate. When the transverse pushing cylinder is pushed out, the material boxes on the supporting plate at the lower limit position are conveyed to the conveying surface of the output conveyor.
Preferably, the automatic blanking device for the pipetting tip further comprises a station switching mechanism. The station switching mechanism comprises a turntable, a suction head jig and a driving mechanism. The horizontally arranged rotary table is rotatably connected to the frame and is driven by the driving mechanism to rotate. A plurality of suction head jigs which are uniformly distributed along the circumferential direction of the axis of the rotary table are arranged on the top surface of the rotary table; the sucker jig is provided with a plurality of sucker mounting holes for mounting liquid-transferring suckers; a through groove is formed in the position, where each suction head jig is installed, of the turntable; every suction head mounting hole on the suction head jig all runs through to the bottom of suction head jig. The positions of the suction head mounting holes correspond to the mounting positions of the suction nozzles on the material suction plate respectively.
Preferably, the turntable is provided with a central hole, and the driving mechanism adopts a hollow rotating platform.
Preferably, the automatic pipetting tip blanking device further comprises a quality inspection mechanism. The rotation of carousel can drive every suction head tool all in proper order through quality testing station and unloading station. The quality inspection mechanism comprises a quality inspection cylinder, a quality inspection mounting plate and an infrared sensor. The cylinder body of the quality inspection cylinder is fixed with the frame through the mounting substrate. A piston rod of the quality inspection cylinder slides along the diameter direction of the turntable; the quality inspection mounting plate is fixed with a piston rod of the quality inspection cylinder. A plurality of infrared sensor all fix on the quality testing mounting panel, and all set up and set up down. When the quality inspection cylinder is pushed out, each infrared sensor is aligned with each suction head mounting hole of the suction head jig positioned on the quality inspection station.
Preferably, the automatic discharging device of the pipetting tip further comprises a material cleaning mechanism. The rotation of carousel can drive every suction head tool all in proper order through unloading station and clear material station. The material cleaning mechanism comprises a jacking assembly and a pushing assembly. The jacking assembly is arranged right below the material cleaning station and comprises a jacking cylinder, a jacking plate and a jacking rod. The cylinder body of the jacking cylinder is fixed on the frame; the jacking plate is fixed on the upward piston rod of the jacking cylinder; many jacking rods all fix on the jacking board, and all set up setting down. Each jacking rod is respectively positioned right below each suction head mounting hole of the suction head jig on the material cleaning station; when the jacking cylinder is pushed out, all liquid-transfering suction heads in the suction head jig of the material cleaning station are pushed out of the suction head mounting hole upwards by the jacking rods.
The push-out component is arranged on one side of the material cleaning station close to the center of the turntable and comprises a cleaning cylinder and a material cleaning plate. The cylinder body of the horizontally arranged cleaning cylinder is fixed with the frame. The piston rod of clearance cylinder is towards the clear material station. The U-shaped plate-shaped material cleaning plate is fixed with a piston rod of the cleaning cylinder. All the suction head mounting holes on the suction head jig of the material cleaning station are positioned between the planes of the two inner side surfaces of the opening of the material cleaning plate. The top surface of the suction head jig is lower than the bottom edge of the material cleaning plate.
Preferably, the material cleaning mechanism further comprises a waste material box. The waste material box is fixed in the frame and is located the clear material station and keeps away from one side at carousel center.
Preferably, the suction plate driving assembly comprises a transverse moving linear module, a lifting sliding table cylinder and a rotating cylinder. The transverse moving linear module comprises a rail seat, a screw rod, a sliding plate and a transverse moving motor. The rail seat which is horizontally arranged is fixed on the frame. The lead screw is rotationally connected to the track seat. The sliding plate is connected on the track seat in a sliding way through a sliding block. The nut fixed on the sliding plate and the screw rod form a screw pair. The transverse moving motor is fixed at one end of the track seat, and the output shaft is coaxially fixed with one end of the lead screw. The cylinder body of the lifting sliding table cylinder is fixed on the sliding plate. The sliding plate of the lifting sliding table cylinder slides along the vertical direction. The cylinder body of the rotary cylinder is fixed with the sliding plate of the lifting sliding table cylinder. The axis of rotation of the rotating part of the rotary cylinder is arranged vertically. The rotating part of the rotating cylinder is the tail end moving part of the suction plate driving assembly.
Preferably, the input conveyor and the output conveyor are both belt conveyors.
Preferably, the suction nozzle has a shape corresponding to a shape of a mounting opening of the pipette tip.
The utility model discloses the beneficial effect who has is:
1. the utility model discloses a suction head transfer mechanism cooperatees with magazine conveying mechanism, can realize a plurality of liquid-transfering suction head's disposable unloading in the suction head tool to can fill the automatic magazine of changing in back at the magazine. Furthermore, the utility model discloses an input conveyer and the output conveyer that will be used for carrying the magazine are arranged from top to bottom, have improved the compact structure nature of unloading equipment.
2. The utility model discloses a quality inspection mechanism detects whether all install the filter core in the liquid-transfering suction head to the yields of magazine liquid-transfering suction head of packing has been improved.
3. The utility model discloses a clear material mechanism once carries out the operation of expecting clearly to the suction head tool through the unloading station to when avoiding suction head transfer mechanism to appear the unloading omission, remain the liquid-transfering suction head influence subsequent automated production of suction head tool.
Drawings
Fig. 1 is a schematic top view of the present invention;
fig. 2 is a schematic structural view of the medium quality inspection mechanism of the present invention (i.e., a partially enlarged view of a portion a in fig. 1);
fig. 3 is a perspective view of the present invention;
fig. 4 is a schematic structural diagram of the material clearing mechanism of the present invention (i.e., a partial enlarged view of part B in fig. 3).
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 and 3, an automatic blanking device for a liquid transfer pipette tip comprises a station switching mechanism 1, a quality inspection mechanism 2, a tip transfer mechanism 3, a material box conveying mechanism 4 and a material cleaning mechanism 5. The station switching mechanism 1 comprises a turntable 1-1, a suction head jig 1-2 and a driving mechanism 1-3. The horizontally arranged rotary table 1-1 is rotationally connected to the frame and is driven by a driving mechanism 1-3 to rotate. A plurality of suction head jigs 1-2 which are uniformly distributed along the circumferential direction of the axis of the rotary table 1-1 are arranged on the top surface of the rotary table 1-1; the suction head jig 1-2 is used for placing a suction head. The suction head jig 1-2 is provided with suction head mounting holes which are arranged in a matrix shape; the suction head can be placed in the suction head mounting hole in a posture that the mounting opening faces upwards. The liquid-transfering suction head is limited in the suction head mounting hole by the stepped surface on the liquid-transfering suction head and the top end surface of the suction head mounting hole. A through groove is formed in the position, where each suction head jig 1-2 is installed, of the rotary disc 1-1; each suction head mounting hole on the suction head jig 1-2 penetrates through the bottom of the suction head jig 1-2, so that the liquid transfer suction head can be ejected out of the suction head jig 1-2 from bottom to top through the inserted rod.
The rotary table 1-1 rotates to drive each suction head jig 1-2 to sequentially pass through the quality inspection station, the blanking station and the material cleaning station. The quality inspection station is used for inspecting whether the filter element is arranged in the liquid-transfering suction head or not. The blanking station is used for taking down the liquid-transfering sucker assembled by the sucker main body and the filter element from the sucker jig 1-2; the material cleaning station is used for cleaning the liquid transfer suction head which is not successfully taken down at the material discharging station from the suction head jig 1-2, so that the subsequent use of the suction head jig 1-2 is prevented from being influenced. The station switching mechanism 1 can also be provided with a plurality of stations for loading the pipette tip main body and installing the filter element before the unloading station and the cleaning station so as to realize the automatic production of the pipette tip.
As shown in fig. 1 and 2, a center hole is formed in the turntable 1-1, and the driving mechanism 1-3 is a hollow rotating platform. And a mounting base plate 6 which passes through a central hole of the rotary table 1-1 and is fixed with the frame is arranged above the rotary table 1-1. The quality inspection mechanism 2 comprises a quality inspection cylinder 2-1, a quality inspection mounting plate 2-2 and an infrared sensor 2-3. The cylinder body of the quality inspection cylinder 2-1 is fixed with the frame through a mounting substrate 6. A piston rod of the quality inspection cylinder 2-1 slides along the diameter direction of the turntable 1-1; the quality inspection mounting plate 2-2 is fixed with a piston rod of the quality inspection cylinder 2-1. 32 infrared sensors 2-3 arranged in a 4 x 8 matrix shape are all fixed on the quality inspection mounting plate 2-2 and are all arranged downwards. When the quality inspection cylinder 2-1 is pushed out, the 32 infrared sensors 2-3 are respectively positioned right above the 32 sucker mounting holes of the sucker jig 1-2 on the quality inspection station, and can detect whether the filter element is arranged in each liquid-transfering sucker arranged on the sucker jig 1-2. Thereby reminding the staff in time to handle when not packing into the filter core in appearing the liquid-transfering suction head. The quality inspection station and the quality inspection mechanism 2 are not essential as a technical feature for automatically producing error correction.
As shown in fig. 3, the suction head transfer mechanism 3 and the magazine conveying mechanism 4 are both mounted on the rack and correspond in position to the blanking station. The sucker transfer mechanism 3 comprises a sucker plate 3-1 and a sucker plate driving assembly. The material suction plate 3-1 is fixed on the tail end moving part of the material suction plate driving component; the suction plate 3-1 can move horizontally, move up and down and rotate around a vertical axis under the drive of the suction plate drive assembly. The bottom of the material suction plate 3-1 is provided with 32 suction nozzles which are arranged in a 4 multiplied by 8 matrix shape; the shape of the suction nozzle corresponds to the shape of the mounting opening of the pipetting tip. The relative positions of the 32 suction nozzles correspond to the positions of the 32 suction head mounting holes on the suction head jig 1-2 respectively. Each suction nozzle can respectively suck each liquid-transferring suction head on the suction head jig 1-2, so that the automatic transfer of the liquid-transferring suction heads is realized.
The suction plate driving assembly comprises a transverse moving linear module 3-2, a lifting sliding table cylinder 3-3 and a rotating cylinder 3-4. The transverse moving linear module 3-2 comprises a track seat, a screw rod, a sliding plate and a transverse moving motor. The rail seat horizontally arranged is fixed on the frame. The lead screw is rotationally connected to the track seat. The sliding plate is connected on the track seat in a sliding way through a sliding block. The nut fixed on the sliding plate and the screw rod form a screw pair. The transverse moving motor is fixed at one end of the track seat, and the output shaft is coaxially fixed with one end of the lead screw. The cylinder body of the lifting sliding table cylinder 3-3 is fixed on the sliding plate. The sliding plate of the lifting sliding table cylinder 3-3 slides along the vertical direction. The cylinder body of the rotary cylinder 3-4 is fixed with the sliding plate of the lifting sliding table cylinder 3-3. The axis of rotation of the rotating part of the rotary cylinder 3-4 is arranged vertically. The rotating part of the rotary cylinder 3-4 is the tail end moving part of the suction plate driving assembly.
As shown in FIG. 3, the magazine conveying mechanism 4 comprises an input conveyor 4-1, an output conveyor 4-2, a lifting cylinder 4-3, a support plate 4-4, a limit plate (not shown in the figure) and a transverse pushing cylinder 4-5. The input conveyor 4-1 and the output conveyor 4-2 both adopt belt conveyors and are arranged on a frame. The input conveyor 4-1 is arranged directly above the output conveyor 4-2. The distance between the top surface of the input conveyor 4-1 and the bottom surface of the output conveyor 4-2 is greater than the height of the magazine for storing pipette tips. The distance between the conveying surface of the input conveyor 4-1 and the conveying surface of the output conveyor 4-2 is equal to the stroke of the lifting cylinder 4-3.
A vertically arranged lifting cylinder 4-3 is mounted on the frame and is located at the input end of the output conveyor 4-2. The piston rod of the vertically arranged lifting cylinder 4-3 is arranged upwards and is fixed with a support plate 4-4. The support plate 4-4 can be switched between a lower limit position and an upper limit position by the driving of the lifting cylinder 4-3. When the supporting plate 4-4 is at the upper limit position, the top surface of the supporting plate 4-4 is flush with the conveying surface of the input conveyor 4-1; when the support plate 4-4 is in the lower extreme position, the top surface of the support plate 4-4 is flush with the conveying surface of the output conveyor 4-2. The limiting plate is fixed on the frame and aligned with the output end of the input conveyor 4-1. The limiting plate is positioned on one side, far away from the input conveyor 4-1, right above the supporting plate 4-4. When the material box is conveyed to the support plate 4-4 by the input conveyor 4-1, the limiting plate limits the material box when the material box is conveyed to the support plate 4-4, so that the positioning precision of the material box on the support plate 4-4 is improved, and the suction head transfer mechanism 3 can accurately place the liquid transfer system on the material box.
The horizontally arranged transverse pushing cylinder 4-5 is fixed on the frame. A push plate is fixed on a piston rod of the transverse push cylinder 4-5 and faces to the input end of the output conveyor 4-2. The push plate and the input conveyor 4-1 are respectively positioned on the opposite sides of the support plate 4-4 in a state that the transverse push cylinder 4-5 is not pushed out. When the transverse pushing cylinder 4-5 pushes out, the material boxes on the supporting plate 4-4 at the lower limit position can be sent to the conveying surface of the output conveyor 4-2.
As shown in fig. 3 and 4, the material cleaning mechanism 5 comprises a material cleaning box 5-1, a jacking assembly and a pushing assembly. The jacking assembly is used for pushing the liquid-transfering sucker in the sucker jig 1-2 located at the material cleaning station out of the sucker mounting hole. The pushing-out component is used for pushing the liquid transferring suction head pushed up by the jacking component away from the suction head jig 1-2. The material cleaning box 5-1 is fixed on the rack, is positioned on one side of the material cleaning station far away from the center of the turntable 1-1 and is used for receiving the liquid transfer suction head pushed out from the suction head jig 1-2 by the push-out assembly.
The jacking assembly is arranged right below the material cleaning station and comprises a jacking cylinder 5-2, a jacking plate 5-3 and a jacking rod 5-4. The cylinder body of the jacking cylinder 5-2 is fixed on the frame; the jacking plate 5-3 is fixed on the upward piston rod of the jacking cylinder 5-2; 32 lifting rods 5-4 arranged in a 4 multiplied by 8 array are all fixed on the lifting plate 5-3 and are all arranged downwards. The 32 jacking rods 5-4 are respectively positioned right below the 32 suction head mounting holes of the suction head jig 1-2 on the material cleaning station; when the jacking cylinder 5-2 is pushed out, the 32 jacking rods 5-4 push all the liquid-transfering suction heads in the suction head jig 1-2 of the material cleaning station upwards out of the suction head mounting holes.
The pushing-out assembly is arranged on one side of the material cleaning station close to the center of the rotary table 1-1 and comprises a cleaning cylinder 5-5 and a material cleaning plate 5-6. The cylinder body of the horizontally arranged cleaning cylinder 5-5 is fixed with the frame through a mounting base plate 6. The piston rod of the cleaning air cylinder 5-5 faces the material cleaning station. The cleaning plate 5-6 in a U-shaped plate shape is fixed with a piston rod of the cleaning cylinder 5-5. All the suction head mounting holes on the suction head jigs 1-2 of the material cleaning station are positioned between the planes of the two inner side surfaces of the openings of the material cleaning plates 5-6. The top surface of the suction head jig 1-2 is lower than the bottom edge of the cleaning plate 5-6. When the cleaning cylinder 5-5 is pushed out, the material cleaning plate 5-6 can push the ejected liquid-transferring suction head in the suction head jig 1-2 into the material cleaning box 5-1.
The material cleaning station and the material cleaning mechanism 5 are used as a structure for automatic production error correction, and are not necessary technical features.
The working principle of the utility model is as follows:
firstly, the preposed filter element installation equipment installs the filter element in a suction head main body in a suction head jig 1-2 of a station switching mechanism 1. The suction head jig 1-2 provided with the filter element in the suction head main body is driven by the driving mechanism to move to the quality inspection station.
Then, pushing out the quality inspection cylinder 2-1, so that the 32 infrared sensors 2-3 are respectively aligned with the 32 suction head mounting holes of the suction head jig 1-2; each infrared sensor 2-3 detects whether a filter element is installed in each liquid transfer suction head arranged on the suction head jig 1-2.
And then, the quality-tested suction head jig 1-2 is driven by a driving mechanism to move to a blanking station. The sucker transfer mechanism 3 grabs the liquid-transfering suckers on the sucker jigs 1-2 and transfers the liquid-transfering suckers to the material boxes on the supporting plate 4-4 at the lower limit position. When the material box on the supporting plate 4-4 is full, the transverse pushing cylinder 4-5 pushes out to send the full material box into the output conveyor 4-2. Then, the lifting cylinder 4-3 drives the supporting plate 4-4 to move to an upper limit position; the input conveyor 4-1 conveys an empty magazine to the upper support plate 4-4; the lifting cylinder 4-3 drives the supporting plate 4-4 to move to the lower limit position.
And finally, the suction head jig 1-2 after blanking is driven by a driving mechanism to move to a material cleaning station. The jacking cylinder 5-2 pushes out the suction head which fails in blanking, and then the suction head is pushed to the material cleaning box 5-1 by the material cleaning plate 5-6.
Claims (9)
1. An automatic discharging device of a liquid transfer sucker comprises a sucker transfer mechanism (3) and a material box conveying mechanism (4); the method is characterized in that: the suction head transfer mechanism (3) comprises a suction plate (3-1) and a suction plate driving assembly; the material suction plate (3-1) is fixed on the tail end moving part of the material suction plate driving component; the material suction plate (3-1) can horizontally move, move up and down and rotate around a vertical axis under the driving of the material suction plate driving assembly; the bottom of the material suction plate (3-1) is provided with a plurality of suction nozzles for sucking liquid-transferring suction heads;
the material box conveying mechanism (4) comprises an input conveyor (4-1), an output conveyor (4-2), a lifting cylinder (4-3), a supporting plate (4-4), a limiting plate and a transverse pushing cylinder (4-5); the input conveyor (4-1) is arranged right above the output conveyor (4-2); the distance between the top surface of the input conveyor (4-1) and the bottom surface of the output conveyor (4-2) is larger than the height of a material box for storing the liquid-transferring suction heads; the distance between the conveying surface of the input conveyor (4-1) and the conveying surface of the output conveyor (4-2) is equal to the stroke of the lifting cylinder (4-3);
a vertically arranged lifting cylinder (4-3) is arranged on the frame and is positioned at the input end of the output conveyor (4-2); a piston rod of the vertically arranged lifting cylinder (4-3) is arranged upwards and is fixed with a support plate (4-4); the supporting plate (4-4) can be switched between a lower limit position and an upper limit position under the driving of the lifting cylinder (4-3); when the supporting plate (4-4) is at the upper limit position, the top surface of the supporting plate (4-4) is flush with the conveying surface of the input conveyor (4-1); when the supporting plate (4-4) is at the lower limit position, the top surface of the supporting plate (4-4) is flush with the conveying surface of the output conveyor (4-2); the limiting plate is fixed on the rack and is aligned with the output end of the input conveyor (4-1); the limiting plate is used for limiting the position of empty boxes conveyed to the supporting plate by the input conveyor (4-1);
a horizontal push cylinder (4-5) arranged horizontally is fixed on the frame; a push plate is fixed on a piston rod of the transverse pushing cylinder (4-5) and faces towards the input end of the output conveyor (4-2); the push plate and the input conveyor (4-1) are respectively positioned on the opposite sides of the support plate (4-4) in the state that the transverse push cylinder (4-5) is not pushed out; when the transverse pushing cylinder (4-5) pushes out, the material boxes on the supporting plate (4-4) at the lower limit position are conveyed to the conveying surface of the output conveyor (4-2).
2. The automatic blanking device for pipette tips according to claim 1, characterized in that: the device also comprises a station switching mechanism (1); the station switching mechanism (1) comprises a turntable (1-1), a sucker jig (1-2) and a driving mechanism (1-3); the horizontally arranged rotary table (1-1) is rotationally connected to the rack and is driven by the driving mechanism (1-3) to rotate; a plurality of suction head jigs (1-2) which are uniformly distributed along the circumferential direction of the axis of the rotary table (1-1) are arranged on the top surface of the rotary table (1-1); a plurality of pipette tip mounting holes for mounting pipette tips are arranged on the pipette tip jig (1-2); a through groove is formed in the position where each suction head fixture (1-2) is installed on the turntable (1-1); each suction head mounting hole on the suction head jig (1-2) penetrates through the bottom of the suction head jig (1-2); the positions of the suction head mounting holes correspond to the mounting positions of the suction nozzles on the material suction plate (3-1) respectively.
3. The automatic blanking device for pipette tips according to claim 2, characterized in that: the turntable (1-1) is provided with a center hole, and the driving mechanism (1-3) adopts a hollow rotating platform.
4. The automatic blanking device for pipette tips according to claim 2 or 3, characterized in that: the device also comprises a quality inspection mechanism (2); the rotation of the turntable (1-1) can drive each sucker jig (1-2) to sequentially pass through a quality inspection station and a blanking station; the quality inspection mechanism (2) comprises a quality inspection cylinder (2-1), a quality inspection mounting plate (2-2) and an infrared sensor (2-3); the cylinder body of the quality inspection cylinder (2-1) is fixed with the frame through a mounting substrate (6); a piston rod of the quality inspection cylinder (2-1) slides along the diameter direction of the turntable (1-1); the quality inspection mounting plate (2-2) is fixed with a piston rod of the quality inspection cylinder (2-1); the infrared sensors (2-3) are all fixed on the quality inspection mounting plate (2-2) and are all arranged downwards; when the quality inspection cylinder (2-1) is pushed out, each infrared sensor (2-3) is aligned with each suction head mounting hole of the suction head jig (1-2) positioned on the quality inspection station.
5. The automatic blanking device for pipette tips according to claim 2 or 3, characterized in that: the device also comprises a material cleaning mechanism (5); the rotation of the turntable (1-1) can drive each sucker jig (1-2) to sequentially pass through a blanking station and a material cleaning station; the material cleaning mechanism (5) comprises a jacking assembly and a pushing assembly; the jacking assembly is arranged right below the material cleaning station and comprises a jacking cylinder (5-2), a jacking plate (5-3) and a jacking rod (5-4); the cylinder body of the jacking cylinder (5-2) is fixed on the frame; the jacking plate (5-3) is fixed on the upward piston rod of the jacking cylinder (5-2); a plurality of jacking rods (5-4) are all fixed on the jacking plates (5-3) and are all arranged downwards; each jacking rod (5-4) is respectively positioned right below each suction head mounting hole of the suction head jig (1-2) on the material cleaning station; when the jacking cylinder (5-2) is pushed out, all the liquid-transfering suction heads in the suction head jig (1-2) of the material cleaning station are pushed out of the suction head mounting holes upwards by each jacking rod (5-4);
the push-out assembly is arranged on one side of the material cleaning station close to the center of the rotary table (1-1) and comprises a cleaning cylinder (5-5) and a material cleaning plate (5-6); the cylinder body of the horizontally arranged cleaning air cylinder (5-5) is fixed with the frame; a piston rod of the cleaning air cylinder (5-5) faces the material cleaning station; the U-shaped plate-shaped material cleaning plate (5-6) is fixed with a piston rod of the cleaning air cylinder (5-5); all suction head mounting holes on the suction head jig (1-2) of the material cleaning station are positioned between planes of two inner side surfaces of the opening of the material cleaning plate (5-6); the top surface of the suction head jig (1-2) is lower than the bottom edge of the material cleaning plate (5-6).
6. The automatic blanking device of pipette tip according to claim 5, characterized in that: the material cleaning mechanism (5) also comprises a waste material box (5-1); the waste material box (5-1) is fixed on the frame and is positioned on one side of the material cleaning station far away from the center of the turntable (1-1).
7. The automatic blanking device of the pipette tip according to claim 1, characterized in that: the suction plate driving assembly comprises a transverse moving linear module (3-2), a lifting sliding table cylinder (3-3) and a rotating cylinder (3-4); the transverse moving linear module (3-2) comprises a track seat, a screw rod, a sliding plate and a transverse moving motor; the rail seat which is horizontally arranged is fixed on the frame; the lead screw is rotationally connected to the track seat; the sliding plate is connected to the track seat in a sliding manner through a sliding block; the nut fixed on the sliding plate and the screw rod form a screw pair; the transverse moving motor is fixed at one end of the track seat, and an output shaft is coaxially fixed with one end of the lead screw; the cylinder body of the lifting sliding table cylinder (3-3) is fixed on the sliding plate; a sliding plate of the lifting sliding table cylinder (3-3) slides along the vertical direction; the cylinder body of the rotary cylinder (3-4) is fixed with the sliding plate of the lifting sliding table cylinder (3-3); the rotating axis of the rotating part of the rotating cylinder (3-4) is vertically arranged; the rotating part of the rotating cylinder (3-4) is the tail end moving part of the suction plate driving assembly.
8. The automatic blanking device for pipette tips according to claim 1, characterized in that: the input conveyor (4-1) and the output conveyor (4-2) both adopt belt conveyors.
9. The automatic blanking device of the pipette tip according to claim 1, characterized in that: the shape of the suction nozzle corresponds to the shape of the mounting opening of the liquid transfer suction head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222800257.8U CN218433696U (en) | 2022-10-24 | 2022-10-24 | Automatic unloader of liquid-transfering sucker |
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| CN202222800257.8U CN218433696U (en) | 2022-10-24 | 2022-10-24 | Automatic unloader of liquid-transfering sucker |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115385046A (en) * | 2022-09-16 | 2022-11-25 | 安徽博日生物科技有限公司 | A kind of automatic feeding equipment and feeding method for nucleic acid extraction tube |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115385046A (en) * | 2022-09-16 | 2022-11-25 | 安徽博日生物科技有限公司 | A kind of automatic feeding equipment and feeding method for nucleic acid extraction tube |
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