CN106044213B - Medical catheter extracting device - Google Patents
Medical catheter extracting device Download PDFInfo
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- CN106044213B CN106044213B CN201610581202.9A CN201610581202A CN106044213B CN 106044213 B CN106044213 B CN 106044213B CN 201610581202 A CN201610581202 A CN 201610581202A CN 106044213 B CN106044213 B CN 106044213B
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- 230000007246 mechanism Effects 0.000 claims abstract description 52
- 239000010902 straw Substances 0.000 claims abstract description 12
- 238000013519 translation Methods 0.000 claims description 98
- 230000000149 penetrating effect Effects 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 9
- 230000007704 transition Effects 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 239000000725 suspension Substances 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000001802 infusion Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/90—Devices for picking-up and depositing articles or materials
- B65G47/91—Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers
- B65G47/912—Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers provided with drive systems with rectilinear movements only
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/02—Articles
- B65G2201/0214—Articles of special size, shape or weigh
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses a medical catheter taking device, and belongs to the technical field of medical instrument manufacturing equipment. In the material taking device in the prior art, the medical catheters are easy to fall off when moving, the medical catheters interfere with each other, and the medical catheters cannot be accurately placed on the material arranging mechanism. The medical catheter taking device comprises a frame, a straw assembly and a medical catheter taking assembly, wherein the upper end face of the frame is connected with the translational driving mechanism and is movably connected with the straw assembly, the translational driving mechanism drives the medical catheter taking assembly which clamps the medical catheters from the straw assembly to move on the frame, a suction nozzle is fixed in the process of taking materials, the suction nozzle sucks the medical catheters, and the suction nozzle is in sliding connection with the medical catheters under the driving of the medical catheter taking assembly, so that the medical catheters are in a suspension state and are kept in a straight line approximately, and mutual interference among the medical catheters is avoided. When the medical catheter translates to a preset position, the medical catheter can accurately fall into the material arranging mechanism, and the material taking efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of manufacturing equipment of medical instruments, and relates to a medical catheter material taking device.
Background
The infusion apparatus is an auxiliary apparatus commonly used in medical treatment, and all parts of the infusion apparatus are mainly connected by medical catheters. When the infusion apparatus is manufactured, the medical catheter is connected and assembled with each part in sequence. At this time, the medical catheter is required to be moved to an assembly station to take out the medical catheter. In the medical catheter material taking device in the prior art, the up-down moving cylinder drives the suction assembly to move up and down, the front-back moving cylinder adjusts the suction assembly to a position capable of stably sucking the medical catheter, the suction assembly is movably connected with a plurality of suction nozzles, after the suction nozzles suck the medical catheter, the vacuum detection sensor detects the medical catheter, and when the condition of sucking leakage is found, the suction assembly moves downwards again to suck the medical catheter; when the vacuum detection sensor does not find the condition of missing suction, the up-and-down moving cylinder drives the medical catheter suction mechanism to move upwards, the front-and-back moving cylinder drives the suction assembly to move backwards to the alignment mechanism, and the suction nozzle puts down the medical catheter, so that two ends of the medical catheter fall into the front V-shaped groove and the rear V-shaped groove of the alignment mechanism.
The front-back moving cylinder drives the suction nozzle and the medical catheter sucked by the suction nozzle to move to the next station, the suction assembly sucks the medical catheter through low air pressure, the connection of the suction nozzle and the medical catheter is not very reliable, the medical catheter is generally longer, the weight is relatively heavier, the suction nozzle moves in a long distance, the medical catheter is easy to drop, the acceleration is relatively larger when the suction nozzle is started due to the driving of the cylinder, the moving process is not stable enough, and the dropping rate of the medical catheter is increased. The medical catheter is relatively long and soft, so that the medical catheter can be wound together, one end of the medical catheter is sucked by the suction nozzle for dragging, the medical catheter at the other end is bent, the adjacent medical catheters can interfere with each other, and even if the medical catheters move to the material arranging mechanism, two ends of the medical catheter are difficult to be placed in the V-shaped groove of the material arranging mechanism, so that the material taking efficiency is affected; and the position of the suction component is adjusted by moving the air cylinder back and forth, and the air cylinder is difficult to accurately control the extension length of the piston by controlling the piston through the air flow, so that the position of the suction component is controlled by moving the air cylinder back and forth, the error is large, the ventilation volume is required to be adjusted repeatedly, and the efficiency of sucking the medical catheter is affected. Aiming at the defects existing in the prior art, the research is necessary to solve the defects existing in the prior art.
Disclosure of Invention
In order to solve the problems, the invention aims to provide the medical catheter taking device which is not easy to drop and interfere with each other in the taking process, can accurately place the medical catheter and has high taking efficiency.
In order to achieve the above purpose, the technical scheme of the invention is as follows:
the medical catheter taking device comprises a frame, a straw assembly, a catheter taking assembly and a translation driving mechanism, wherein the upper end surface of the frame is connected with the translation driving mechanism and is movably connected with the straw assembly, the translation driving mechanism drives the catheter taking assembly which clamps a medical catheter from the straw assembly to move on the frame, the straw assembly comprises a suction nozzle, a suction nozzle driving mechanism and a guide assembly, and the suction nozzle driving mechanism drives the suction nozzle to move under the cooperation of the guide assembly; the pipe taking assembly comprises a first clamping plate, a second clamping plate and a clamping plate driving mechanism, and the clamping plate driving mechanism drives the first clamping plate to be meshed with the second clamping plate. After the suction nozzle sucks the medical catheter, the first clamping plate and the second clamping plate are matched with each other to clamp the medical catheter sucked by the suction nozzle, the translation driving mechanism drives the tube taking assembly to be sent to the next station, and the medical catheter is transported through the clamping plates, so that the medical catheter can be prevented from falling off. In the moving process of the medical catheters, the suction nozzle is fixed and is used for sucking the medical catheters, and the suction nozzle is in sliding connection with the medical catheters under the drive of the pipe taking assembly, so that the medical catheters are in a suspension state and are kept in a straight line approximately, and mutual interference among the medical catheters is avoided. When the medical catheter translates to a predetermined position, the medical catheter can accurately fall into the V-shaped groove of the monolith mechanism.
Further, the suction nozzle driving mechanism comprises a suction nozzle up-and-down cylinder for driving the suction nozzle to move up and down and a suction nozzle translation cylinder for driving the suction nozzle to move in a translation mode, and the guide assembly comprises an up-and-down guide assembly and a translation guide assembly. The accurate point-to-point position movement can be realized by using the air cylinder, and the control is convenient and the operation is simple.
Further, the upper end face of the upper cylinder and the lower cylinder of the suction nozzle are fixedly provided with cylinder cushion blocks, the cylinder cushion blocks are movably connected with the frame, a fine adjustment motor is arranged on the frame in a penetrating mode, the fine adjustment motor drives the cylinder cushion blocks to reciprocate in the frame, the piston ends of the upper cylinder and the lower cylinder of the suction nozzle are connected with a lifting plate, the lifting plate is movably connected with a connecting block through an upper guide assembly and a lower guide assembly, the upper end face of the connecting block is connected with the suction nozzle translation cylinder, the lower end face of the connecting block is fixedly provided with a separation block for separating medical catheters, and the two ends, adjacent to the suction nozzle translation cylinder, of the upper end face of the connecting block are fixedly provided with supporting seats for penetrating the translation guide assemblies. The suction nozzle is used for sucking the medical catheter, and a plurality of suction nozzles are used for sucking simultaneously, so that the situation that individual suction nozzles cannot suck the medical catheter possibly occurs, and therefore a fine adjustment motor is arranged, so that the fine adjustment motor can drive the suction nozzles to transversely translate relative to the medical catheter, and each suction nozzle can suck the medical catheter. Because medical catheters are piled up together in a large number, a separation block is arranged adjacent to each suction nozzle, when the suction nozzles are contacted with the medical catheters, the separation blocks separate the medical catheters, and the mutual interference between the medical catheters when the suction nozzles suck the medical catheters is avoided. The lifting plate can run more stably by utilizing the upper and lower guide assemblies.
Further, translation direction subassembly includes U template, guide bar, fixing base, and U template side and guide bar fixed connection and lower extreme and the corresponding cooperation of the side of connecting block limit suction nozzle translation cylinder piston extension, and the guide bar passes supporting seat and fixing base fixed connection.
Further, the lower end of the fixing seat is connected with a translation plate, and the translation plate is connected with the piston end of the suction nozzle translation cylinder and is provided with a plurality of through holes for penetrating the suction nozzle. On the one hand, the translation guide component supports the translation plate, on the other hand, the translation plate can move on the penetrating guide rod, and the moving distance of the translation plate is limited through the U-shaped plate, so that the translation plate is ensured to safely and reliably slide under the action of the suction nozzle translation cylinder. The translation plate is penetrated with a plurality of suction nozzles through the through holes and fixedly connected with the suction nozzles, so that the suction nozzle can absorb the medical catheter more reliably.
Further, the first clamping plate comprises a first clamping plate, a transition portion and a first clamping portion, the second clamping plate comprises a second clamping plate and a second clamping portion, the first clamping portion is connected with the first clamping plate through the transition portion, the second clamping portion is directly connected with the second clamping plate, the width of the transition portion is identical to the thickness of the second clamping plate, and the first clamping portion and the second clamping portion are identical in structural shape. The shapes of the first clamping part and the second clamping part can be designed into helical teeth and can be meshed with each other, so that the clamped medical catheter can bear the clamping force from the clamping parts and the supporting force from the clamping parts, and the clamped medical catheter can be ensured not to slide down from between the two clamping parts.
Further, the clamping plate driving mechanism comprises a clamping plate translation air cylinder for driving the first clamping plate and the second clamping plate to be meshed, and a clamping plate upper air cylinder and a clamping plate lower air cylinder for driving the first clamping plate and the second clamping plate to be up and down.
Further, the translation driving mechanism comprises a motor, a screw rod and a translation nut, one end of the screw rod is connected with a motor shaft, the other end of the screw rod is fixed on the frame in a rotatable mode, the translation nut is connected with the pipe taking assembly, and the translation nut is driven by the rotating screw rod to translate. The motor is a servo motor, the servo motor is adopted to obtain accurate moving distance, repeated adjustment is not needed, and the material taking efficiency is improved.
Further, a sliding plate is fixedly arranged at the lower end of the translation nut, an n-type chute with a protrusion is arranged at the lower end face of the sliding plate, and a sliding rail matched with the chute and provided with a containing protrusion is arranged at the upper end face of the corresponding rack. The sliding rail is provided with the groove for accommodating the protrusion, so that the sliding groove is matched with the sliding rail more stably and reliably.
Further, the frame is provided with limiters for controlling the motor to stop at the travel positions of the two ends of the translation nut, and the limiters are matched with the detection pieces which are arranged on the side surfaces of the sliding plates and protrude towards the sides of the limiters. The limiter can be a light sensor and a limit switch.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the medical catheter is sucked by the suction nozzle, and the medical catheter is clamped by the catheter taking assembly and is driven to move to a preset position, so that the medical catheter can be effectively prevented from falling off.
2. In the moving process of the medical catheters, the suction nozzle is fixed, the suction nozzle sucks the medical catheters, and the medical catheters are in sliding connection with the suction nozzle under the drive of the pipe taking assembly, so that the medical catheters are in a suspension state and are kept in a straight line approximately, and mutual interference among the medical catheters is avoided; when the medical catheter translates to a preset position, the medical catheter can accurately fall into the V-shaped groove of the material arranging mechanism, so that the material taking efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a partial structure of the present invention;
FIG. 3 is a schematic view of a straw assembly according to the present invention;
FIG. 4 is a schematic view of a translation guide assembly according to the present invention;
FIG. 5 is a schematic view of a first clamping plate structure according to the present invention;
FIG. 6 is a schematic view of a second clamping plate structure according to the present invention;
FIG. 7 is a schematic view of a translational drive mechanism according to the present invention;
FIG. 8 is a schematic view of a sliding chute and a sliding rail according to the present invention.
Description of the drawings: the device comprises a 1-suction pipe assembly, a 11-suction nozzle, a 111-gas collecting pipe, a 12-translation plate, a 121-base, a 13-connecting block, a 14-separation block, a 15-suction nozzle translation cylinder, a 16-translation guide assembly, a 161-U-shaped plate, a 162-guide rod, a 163-supporting seat, a 164-fixing seat, a 17-upper and lower guide assembly, a 171-induction joint, a 172-sliding rod, a 173-sliding cavity, a 18-suction nozzle upper and lower cylinder, a 181-lifting plate, a 19-cylinder cushion block and a 191-fine adjustment motor; 2-taking tube assembly, 21-first clamping plate, 211-first clamping plate, 212-transition part, 213-first clamping part, 22-second clamping plate, 221-second clamping plate, 223-second clamping part, 23-clamping plate translation cylinder, 25-connecting plate, 26-clamping plate up-down cylinder, 27-dragging plate, 3-translation driving mechanism, 31-motor, 32-screw rod, 33-translation nut, 331-sliding plate, 34-sliding rail, 341-groove, 351-first light sensor, 352-second light sensor, 36-detecting plate, 37-sliding groove, 371-protrusion, 4-rack, 41-rack plate, 5-detecting module, 51-sensor.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
On the contrary, the invention is intended to cover any alternatives, modifications, equivalents, and variations as may be included within the spirit and scope of the invention as defined by the appended claims. Further, in the following detailed description of the present invention, certain specific details are set forth in order to provide a better understanding of the present invention. The present invention will be fully understood by those skilled in the art without the details described herein.
As shown in fig. 1-3, the medical catheter extracting device comprises a frame 4, a suction tube assembly 1, a catheter extracting assembly 2 and a translation driving mechanism 3, wherein the upper end surface of a frame plate 41 of the frame 4 is connected with the translation driving mechanism 3 and is movably connected with the suction tube assembly 1, the translation driving mechanism 3 drives the catheter extracting assembly 2 for clamping a medical catheter from the suction tube assembly 1 to move on the frame 4, the suction tube assembly 1 comprises a suction nozzle 11, a suction nozzle driving mechanism and a guide assembly, and the suction nozzle driving mechanism drives the suction nozzle 11 to move under the cooperation of the guide assembly; the pipe taking assembly 2 comprises a first clamping plate 21, a second clamping plate 22 and a clamping plate driving mechanism, wherein the clamping plate driving mechanism comprises a clamping plate translation cylinder 2323 for driving the first clamping plate 21 and the second clamping plate 22 to be meshed, and a clamping plate up-down cylinder 26 for driving the first clamping plate 21 and the second clamping plate 22 to be up-down. After the suction nozzle 11 sucks the medical catheter, the first clamping plate 21 and the second clamping plate 22 are matched with each other to clamp the medical catheter sucked by the suction nozzle 11, the translation driving mechanism drives the tube taking assembly 2 to be sent to the next station, and the medical catheter is transported through the tube taking assembly, so that the medical catheter can be prevented from falling off.
The suction nozzle driving mechanism comprises a suction nozzle up-and-down cylinder 18 for driving the suction nozzle 11 to move up and down and a suction nozzle translation cylinder 15 for driving the suction nozzle 11 to move in a translation mode. The guide assembly comprises an upper guide assembly 17, a lower guide assembly 16 and a translation guide assembly. The upper end surfaces of the upper cylinder and the lower cylinder of the suction nozzle are fixedly provided with cylinder cushion blocks 19, the cylinder cushion blocks 19 are movably connected with the frame, a fine adjustment motor 191 is arranged on the frame in a penetrating mode, and the fine adjustment motor 191 drives the cylinder cushion blocks to reciprocate in the frame. The piston ends of the upper and lower air cylinders of the suction nozzle are fixedly provided with a lifting plate 181, two ends of the lifting plate 181 are provided with induction joints 171 matched with the inductors 51 fixedly arranged on the stand 4, the middle side surface of the lifting plate 181 is fixedly provided with a gas collecting tube 111 communicated with the suction nozzle 11, and the stand 4 is fixedly provided with a detection module 5 for detecting the adsorption state of the suction nozzle 11. The upper and lower guide assemblies 17 are arranged on the two ends of the lifting plate 181 in a penetrating manner near the inner sides of the sensing baffle plates 52, the upper and lower guide assemblies 17 comprise a sensing joint 171, a sliding rod 172 and a sliding cavity 173, the sliding rod penetrates through the sliding cavity and is fixedly connected with the sensing joint, the lower end of the sliding rod penetrates through a connecting block 13 and is fixedly connected with the connecting block, and the sliding cavity penetrates through the lifting plate and is fixedly connected with the lifting plate, so that the connecting block and the lifting plate can move relatively. The upper end face of the connecting block 13 is connected with a suction nozzle translation cylinder 15, the lower end face is fixedly provided with a separation block 14 for separating medical catheters, and as the medical catheters are stacked together in a large number, the separation block 14 is arranged at a position adjacent to the suction nozzle 11, when the suction nozzle 11 is contacted with the medical catheters, the medical catheters are separated by the separation block 14, so that the medical catheters are prevented from interfering with each other when the suction nozzle 11 sucks the medical catheters. Support bases 163 for penetrating the translation guide assembly 16 are fixedly arranged at two ends, adjacent to the suction nozzle translation cylinder 15, of the upper end surface of the connecting block 13.
As shown in fig. 4, the translation guide assembly 16 includes a U-shaped plate 161, a guide rod 162, and a fixing seat 164, where the guide rod is inserted through the side of the U-shaped plate 161 and is fixedly connected with the side of the U-shaped plate, the lower end of the guide rod is correspondingly matched with the side of the connecting block 13, so as to limit the extension length of the piston of the suction nozzle translation cylinder 15, and the guide rod 162 passes through the support seat 163 and is fixedly connected with the fixing seat 164. The lower end of the fixing seat 164 is connected with a translation plate 12, a base 121 for penetrating the piston end of the suction nozzle translation cylinder 15 is fixedly arranged in the middle of the upper end surface of the translation plate 12, and a plurality of through holes for penetrating the suction nozzle 11 are formed. The translation guide assembly 16 enables the translation plate 12 and the connecting block 13 to lift together on one hand, and enables the translation plate 12 to translate on the penetrating guide rod 162 on the other hand, and limits the moving distance of the translation plate 12 through the U-shaped plate 161, so that the translation plate 12 is ensured to be safe and reliable under the action of the suction nozzle translation cylinder 15.
As shown in fig. 5-6, the first clamping plate 21 includes a first clamping plate 211, a transition portion 212, and a first clamping portion 213, the second clamping plate 22 includes a second clamping plate 221, and a second clamping portion 223, the first clamping portion 213 is connected to the first clamping plate 211 through the transition portion 212, the second clamping portion 223 is directly connected to the second clamping plate 221, the width of the transition portion 212 is the same as the thickness of the second clamping plate 221, and the first clamping portion 213 and the second clamping portion 223 are identical in configuration and shape. The first clamping part 213 and the second clamping part 223 are both helical teeth and can be meshed with each other, so that the clamped medical catheter not only bears the clamping force from the clamping parts, but also bears the supporting force from the clamping parts, and the clamped medical catheter is ensured not to slide down from between the two clamping parts.
As shown in fig. 7-8, the translation driving mechanism 3 includes a motor 31, a screw rod 32, and a translation nut 33, one end of the screw rod 32 is connected with the shaft of the motor 31, and the other end of the screw rod 32 is rotatably fixed on the frame 4, and the translation nut 33 translates under the driving of the rotating screw rod 32. The motor 31 is a servo motor 31, and the adoption of the servo motor 31 can obtain accurate moving distance without repeated adjustment, so that the material taking efficiency is improved.
The lower end of the translation nut 33 is fixedly provided with a sliding plate 331, two sides of the lower end surface of the sliding plate 331 are provided with n-type sliding grooves 37, the sliding grooves are provided with protrusions 371, the upper end surface of the corresponding rack 4 is provided with sliding rails 34 matched with the n-type sliding grooves 37, and the sliding rails 34 are provided with grooves 341 for accommodating the protrusions 371. The sliding plate 331 is connected to the tube taking assembly 2 through the dragging plate 27. The frame 4 is provided with limiters at stroke positions at both ends of the translation nut 33 for controlling the motor 31 to stop, and the limiters are matched with the detection pieces 36 arranged at the side surface of the sliding plate 331 and protruding towards the limiters. The limiter comprises a first light sensor 351 and a second light sensor 352.
The working principle of the invention is as follows: the suction nozzle 11 is driven by the lower and upper air cylinders of the suction nozzle 11 to descend to a set position, the first clamping plate 21 and the second clamping plate 22 are driven by the translation driving mechanism 3 to move to a position close to the suction nozzle 11, and when the detection piece 36 touches the first light sensor 351, the motor 31 is stopped; when the sensor connector 171 does not cover the sensor 51 and the lower upper cylinder piston of the suction nozzle 11 is in the extended state: the bin carrying the medical catheter ascends, and as a plurality of suction nozzles are connected to the same translation plate, the motion states of all suction nozzles are consistent, the medical catheter in the bin is contacted with a plurality of suction nozzles 11, the bin drives the suction nozzles 11 and the translation plate 12 to ascend, and when the induction joint covers the inductor 51, the bin stops ascending; the gas collecting tube 111 starts to vacuumize the suction nozzles 11, so that the suction nozzles 11 suck the medical catheters under the action of air pressure, the detection module 5 detects whether all suction nozzles 11 suck the medical catheters, and if the condition of suction leakage exists, the fine adjustment motor 191 drives the cylinder cushion block to transversely translate on the frame relative to the medical catheters, so that the suction nozzles can change positions to suck the medical catheters. If the suction nozzle 11 fully sucks the medical catheter, the next working position is carried out; the clamping plate up-down cylinder 26 drives the first clamping plate 21 and the second clamping plate 22 to move to be aligned with the suction nozzle, the clamping plate translation cylinder 23 ventilates to drive the first clamping plate 21 and the second clamping plate 22 to be staggered, and the suction nozzle translation cylinder 15 drives the suction nozzle 11 for sucking the medical catheter to translate, so that the medical catheter enters the clamping range of the first clamping part 213 and the second clamping part 223; the clamp plate translation cylinder 23 drives the first clamp plate 21 and the second clamp plate 22 to be closed, and the first clamping part 213 are matched with each other to clamp the medical catheter; the motor 31 is started, the translation nut 33 is driven to translate by the rotating screw rod 32, the translation nut 33 drives the tube taking assembly 2 to move above the V-shaped groove of the material arranging mechanism, one end of the medical catheter is driven to translate by the tube taking assembly 2, the other end of the medical catheter is in sliding connection with the suction nozzle, and the travel distance of the tube taking assembly is longer than the length of the medical catheter, so when the tube taking assembly moves to the travel end, one end of the medical catheter slides from the suction nozzle and falls into the V-shaped groove at one end of the material arranging mechanism; when the detection piece 36 on the translation nut 33 touches the limit piece, the motor 31 stops; the splint translation cylinder 23 ventilates and drives the first splint 21 and the second splint 22 to stagger, and the other end of the medical catheter just falls into a V-shaped groove arranged at the other end of the monolith mechanism.
Another embodiment of the invention: after the suction tube assembly 1 is not provided with the suction nozzle translation air cylinder 15 and the suction nozzle 11 sucks the medical catheter, the first clamping plate 21 and the second clamping plate 22 are driven by the translation driving mechanism to move to a position close to the suction nozzle 11, meanwhile, the clamping plate translation air cylinder 23 ventilates and drives the first clamping plate 21 and the second clamping plate 22 to be staggered, the medical catheter sucked on the suction nozzle 11 directly enters the clamping range of the clamping plate, the clamping plate translation air cylinder 23 drives the first clamping plate 21 and the second clamping plate 22 to be closed, and the first clamping part 213 are mutually matched to clamp the medical catheter.
The suction nozzle driving mechanism and the clamping plate driving mechanism related to the invention can also be servo motors, linear motors or other similar mechanisms.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (4)
1. The utility model provides a medical catheter extracting device, includes frame (4), straw subassembly (1), get tube subassembly (2), translation actuating mechanism (3), frame (4) up end connect translation actuating mechanism (3) and with straw subassembly (1) swing joint, translation actuating mechanism (3) drive get tube subassembly (2) of medical catheter from straw subassembly (1) to move on frame (4), characterized in that, straw subassembly (1) include suction nozzle (11), suction nozzle actuating mechanism, direction subassembly, suction nozzle actuating mechanism drives suction nozzle (11) motion under the cooperation of direction subassembly; the pipe taking assembly (2) comprises a first clamping plate (21), a second clamping plate (22) and a clamping plate driving mechanism, wherein the clamping plate driving mechanism drives the first clamping plate (21) and the second clamping plate (22) to be meshed together;
the suction nozzle driving mechanism comprises a suction nozzle up-and-down cylinder (18) for driving the suction nozzle (11) to move up and down and a suction nozzle translation cylinder (15) for driving the suction nozzle (11) to move in a translation mode, and the guide assembly comprises an up-and-down guide assembly (17) and a translation guide assembly (16);
the upper end face of the suction nozzle upper and lower air cylinder (18) is fixedly provided with an air cylinder cushion block (19), the air cylinder cushion block (19) is movably connected with the frame (4), a fine adjustment motor (191) is arranged on the frame in a penetrating manner, the fine adjustment motor (191) drives the air cylinder cushion block to reciprocate on the frame, the piston end of the suction nozzle upper and lower air cylinder (18) is connected with a lifting plate (181), the lifting plate (181) is movably connected with a connecting block (13) through an upper guide component (17) and a lower guide component (17), the upper end face of the connecting block (13) is connected with a suction nozzle translation air cylinder (15), a separation block (14) for separating a medical catheter is fixedly arranged on the lower end face of the connecting block (13), and supporting seats (163) for penetrating a translation guide component (16) are fixedly arranged at two ends of the upper end face of the connecting block (13) adjacent to the suction nozzle translation air cylinder (15).
The translation guide assembly (16) comprises a U-shaped plate (161), a guide rod (162) and a fixed seat (164), wherein the side surface of the U-shaped plate (161) is fixedly connected with the guide rod, the lower end of the U-shaped plate is correspondingly matched with the side surface of the connecting block (13), the extension length of a piston of the suction nozzle translation cylinder (15) is limited, and the guide rod (162) penetrates through the supporting seat (163) to be fixedly connected with the fixed seat (164);
the lower end of the fixed seat (164) is connected with a translation plate (12), and the translation plate (12) is connected with the piston end of the suction nozzle translation cylinder (15) and is provided with a plurality of through holes for penetrating the suction nozzle (11);
the first clamping plate (21) comprises a first clamping plate (211), a transition part (212) and a first clamping part (213), the second clamping plate (22) comprises a second clamping plate (221) and a second clamping part (223), the first clamping part (213) is connected with the first clamping plate (211) through the transition part (212), the second clamping part (223) is directly connected with the second clamping plate (221), the width of the transition part (212) is the same as the thickness of the second clamping plate (221), and the first clamping part (213) and the second clamping part (223) are identical in structural shape;
the translation actuating mechanism (3) comprises a motor (31), a screw rod (32) and a translation nut (33), one end of the screw rod (32) is connected with a motor (31) shaft, the other end of the screw rod is fixed on the frame (4) in a rotatable mode, the translation nut (33) is connected with the pipe taking assembly (2), and the translation nut (33) translates under the driving of the rotating screw rod (32).
2. A medical catheter feeding device according to claim 1, wherein the clamping plate driving mechanism comprises a clamping plate translation cylinder (23) for driving the first clamping plate (21) and the second clamping plate (22) to be meshed, and a clamping plate up-down cylinder (26) for driving the first clamping plate (21) and the second clamping plate (22) up and down.
3. A medical catheter extracting device as claimed in claim 1, wherein a sliding plate (331) is fixedly arranged at the lower end of the translation nut (33), an n-type chute (37) with a protrusion (371) is arranged at the lower end surface of the sliding plate (331), and a sliding rail (34) matched with the chute (37) is arranged at the upper end surface of the corresponding frame (4).
4. A medical catheter feeding device according to claim 3, wherein the frame (4) is provided with stoppers for controlling the stop of the motor (31) at the stroke positions of both ends of the translation nut (33), and the stoppers are engaged with detection pieces (36) provided on the side of the slide plate (331) and protruding toward the stopper side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN108423395A (en) * | 2018-03-30 | 2018-08-21 | 广东知识城运营服务有限公司 | A kind of coating machine baffle conveying adjustment mechanism |
| CN108974864B (en) * | 2018-08-20 | 2024-01-30 | 东莞市瑞其精密机械有限公司 | Clamping and placing mechanism |
| CN109368267B (en) * | 2018-11-30 | 2024-02-06 | 浙江阿克希龙舜华铝塑业有限公司 | Lipstick tube oxidation automatic frame machine of unloading |
| CN111731847B (en) * | 2020-07-09 | 2022-01-28 | 常州市金坛第一人民医院 | Nursing appliance management system |
| CN112518265B (en) * | 2020-10-30 | 2022-10-11 | 昕迪智能装备(东莞)有限公司 | Pipe feed mechanism |
| CN113857314A (en) * | 2021-08-25 | 2021-12-31 | 彭鹏 | Five metals side's pipe depressor |
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