CN111318879B - Automatic production process of magnetic suspension artificial heart blood pump - Google Patents
Automatic production process of magnetic suspension artificial heart blood pump Download PDFInfo
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- CN111318879B CN111318879B CN202010210094.0A CN202010210094A CN111318879B CN 111318879 B CN111318879 B CN 111318879B CN 202010210094 A CN202010210094 A CN 202010210094A CN 111318879 B CN111318879 B CN 111318879B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
Abstract
The invention discloses an automatic production process of a magnetic suspension artificial heart blood pump, belonging to the technical field of medical accessory processing and comprising the following steps of: step 1, feeding and positioning a lower shell; step 2, assembling the central shell into the lower shell; step 3, assembling the impeller assembly into the lower shell; step 4, assembling the upper shell on the lower shell; and 5, automatically discharging. The invention realizes the automatic production of the magnetic suspension artificial heart blood pump, the process steps are smoothly connected, the process design is ingenious, the efficiency is improved by 8-10 times compared with the manual production of the magnetic suspension artificial heart blood pump, one person can be responsible for 2-3 production lines, more than 80% of labor can be saved, the yield is high, and the economic value is better.
Description
Technical Field
The invention relates to the technical field of blood pump production, in particular to an automatic production process of a magnetic suspension artificial heart blood pump.
Background
In cardiovascular medicine, the clinical use of artificial hearts (or blood pumps) as a bridge to heart transplantation or as a form of end-stage treatment to support patients with advanced heart disease has become an accepted clinical practice. The number of patients suffering from heart disease requiring a heart replacement operation is quite large, but the serious shortage of transplant donors makes the treatment of most heart disease patients difficult, and even loses the chance of survival. Therefore, the development of a high-performance heart pump is of great significance.
With the development of science and technology, heart pumps are developed from first-generation pneumatic pulse pumps to second-generation mechanical bearing impeller pumps and now to third-generation magnetic suspension type blood pumps. As shown in fig. 9, the magnetic suspension type blood pump includes an upper shell (the upper shell is internally provided with a coil, a stator core and an upper end cover), a lower shell (the lower shell is internally provided with a coil, a stator core, a lower end cover and a magnetic suspension static magnetic ring), a central shaft shell and an impeller assembly (the impeller assembly is formed by assembling an impeller, a magnetic suspension floating magnetic ring, motor magnetic steel and a sealing gasket). Traditional magnetcisuspension floating blood pump equipment is whole to rely on artifical manual operation to operate, and work efficiency is low like this, needs to improve.
Disclosure of Invention
The invention aims to provide an automatic production process of a magnetic suspension artificial heart blood pump to solve the problems in the background technology.
The invention provides an automatic production process of a magnetic suspension artificial heart blood pump, which comprises the following steps:
and 3, assembling the impeller assembly into the lower shell: then assembling the impeller assembly positioned on the impeller conveying belt into the lower shell through a third carrying manipulator of the impeller feeding mechanism;
and step 4, assembling the upper shell on the lower shell: then assembling the upper shell on the upper shell conveying belt onto the lower shell through a fourth carrying manipulator of the upper shell feeding mechanism; then the upper shell is fixed on the lower shell through a pressing mechanism, a U-shaped pressing block is driven to move downwards through a pressing cylinder, and the two ends of the upper shell can be tightly pressed on the lower shell through the U-shaped pressing block;
Further, slewing mechanism includes processing platform, step motor, shaft coupling seat and carousel, step motor is vertical the installing in the processing platform to step motor's output and shaft coupling seat fixed connection, the bottom of carousel is equipped with the universal driving shaft, the universal driving shaft is fixed on the shaft coupling seat, be equipped with six processing tools that set up along its circumference equidistant on the carousel.
Further, first transport manipulator, fourth transport manipulator and unloading mechanism's the same and all include first support, first lift cylinder, first connecting plate, first electric jar and first lead screw slip table of structure, first lift cylinder is vertical top of installing at first support, first connecting plate is horizontal installation on the output of first lift cylinder, be equipped with the first slider that two symmetries set up on the lateral wall of first connecting plate, be equipped with two and two first slider one-to-one sliding fit's first spout on the first support, the bottom at first connecting plate is installed in first electric jar handstand, first lead screw slip table is installed on the slip table of first electric jar handstand, install on the first lead screw slip table and be the interval and set up first flat claw and first arc claw.
Further, the first turnover assembly and the second turnover assembly have the same structure and respectively comprise a lifting cylinder, a turnover motor, a bearing plate, a rotating seat, a first gear, a second gear, a rotating shaft and a U-shaped plate, wherein an L-shaped first mounting plate is arranged below the top of the lower shell conveying belt, the lifting cylinder is vertically arranged on the first mounting plate, the bearing plate is horizontally arranged at the output end of the lifting cylinder, four guide rods which are distributed in a rectangular shape are arranged at the bottom of the bearing plate, four guide seats which are in one-to-one guide fit with the four guide rods are arranged on the first mounting plate, the turnover motor and the rotating seat are arranged at the top of the bearing plate at intervals, the rotating shaft is rotatably arranged on the rotating seat, the first gear is arranged at the output end of the turnover motor, the second gear is arranged at one end of the rotating shaft and is meshed with the first gear, the U template is installed on the other end of pivot, install first location pusher dog on the U template of first upset subassembly, install second location pusher dog on the U template of second upset subassembly to second location pusher dog is relative setting with first location pusher dog, be equipped with first baffle and the second baffle that the interval set up on the inferior valve conveyer belt, first location pusher dog is located between first baffle and the second baffle to the preceding terminal surface of first baffle, second baffle all with the preceding terminal surface coplanar of first location pusher dog.
Further, the second transport manipulator includes second support, second lift cylinder, second connecting plate, the electric jar of second and clamping jaw cylinder, second lift cylinder is vertical top of installing at the second support, the second connecting plate is horizontal installation on the output of second lift cylinder, be equipped with the second slider that two symmetries set up on the lateral wall of second connecting plate, be equipped with two and two second slider one-by-one sliding fit's second spout on the second support, the electric jar of second handstand is installed in the bottom of second connecting plate, install the second mounting panel that is the L type on the slip table of the electric jar of second, the clamping jaw cylinder is vertical the installation on the second mounting panel.
Further, the feeding assembly comprises a support frame and a spiral feeder, the spiral feeder is mounted at the top of the support frame, and the spiral feeder is located right below the second electric cylinder.
Further, the third transport manipulator includes third support, third lift cylinder, third connecting plate, third electric jar and second lead screw slip table, third lift cylinder is vertical top of installing at the third support, the third connecting plate is horizontal installation on the output of third lift cylinder, be equipped with the third slider that two symmetries set up on the lateral wall of third connecting plate, be equipped with two and two third slider one-to-one sliding fit's third spout on the third support, the bottom at the third connecting plate is installed in the third electric jar handstand, the second lead screw slip table is installed on the slip table of third electric jar handstand, install the second arc claw that two symmetries set up on the second lead screw slip table.
Furthermore, hold-down mechanism includes fourth support, compresses tightly cylinder and U type compact heap, it is vertical at the top of fourth support to compress tightly the cylinder, U type compact heap is installed on the output that compresses tightly the cylinder.
Furthermore, the positioning assembly comprises a third positioning push claw and a third baffle, the third baffle is vertically arranged at one end of the top of the upper shell conveying belt, the third positioning push claw is horizontally arranged at the other end of the top of the upper shell conveying belt, and the output end of the third positioning push claw faces the third baffle.
Compared with the prior art, the invention has the beneficial effects that:
firstly, the stepping motor and the coupling seat are matched to drive the turntable to rotate, the turntable drives all processing jigs to synchronously rotate, in the rotating process, the lower shell is loaded into the processing jigs through the lower shell loading mechanism, the central shell is automatically inserted into the lower shell through the central shell loading mechanism, the impeller assembly is loaded into the lower shell through the impeller loading mechanism, the upper shell is fixed onto the lower shell through the upper shell loading mechanism, the upper shell and the lower shell are compressed through the compressing mechanism, and the assembled blood pump is automatically discharged through the discharging mechanism, so that the blood pump is automatically assembled, and the production efficiency is improved.
Secondly, the lower shell on the lower shell conveying belt can be overturned and positioned through the first overturning component and the second overturning component, the second positioning push claw moves towards the lower shell on the lower shell conveying belt in a working mode, then the second positioning push claw is matched with the first positioning push claw to clamp the lower shell, then the lifting cylinders on the first overturning component and the second overturning component work to drive the bearing plate to ascend, then the overturning motor drives the first gear to rotate, the first gear drives the second gear and the rotating shaft to rotate 180 degrees around the axis of the rotating shaft, the U-shaped plate, the first positioning push claw, the second positioning push claw and the lower shell rotate 180 degrees along with the rotating shaft, because the front end surfaces of the first baffle and the second baffle are coplanar with the front end surface of the first positioning push claw, when the second positioning push claw pushes the lower shell to push the first positioning push claw, the planar edge of the lower shell can abut against the front end of the first positioning push claw, the lower shell is positioned, so that the later processing can be accurately clamped;
thirdly, the process steps of the invention are linked smoothly, the process design is ingenious, compared with the artificially produced magnetic suspension artificial heart blood pump, the efficiency is improved by 8-10 times, one person can be responsible for 2-3 production lines, more than 80% of labor can be saved, the yield is high, and the invention has better economic value.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a partial cross-sectional view of the rotating mechanism;
FIG. 3 is a schematic perspective view of a lower shell feeding mechanism;
FIG. 4 is an enlarged view taken at A in FIG. 3;
FIG. 5 is a schematic perspective view of a center housing loading mechanism;
FIG. 6 is a schematic perspective view of an impeller loading mechanism;
FIG. 7 is a schematic perspective view of a lower shell feeding mechanism;
FIG. 8 is a schematic perspective view of the pressing mechanism;
FIG. 9 is a schematic illustration of a disassembled magnetic levitation type blood pump;
FIG. 10 is a process flow diagram of the present invention;
reference numerals: a rotating mechanism 1, a processing table 11, a stepping motor 12, a coupling seat 13, a turntable 14, a linkage shaft 141, a processing jig 15, a lower shell feeding mechanism 2, a first carrying manipulator 21, a first bracket 211, a first chute 2111, a first lifting cylinder 212, a first connecting plate 213, a first electric cylinder 214, a first screw rod sliding table 215, a first flat claw 2151, a first arc claw 2152, a lower shell conveyor belt 22, a first mounting plate 221, a guide seat 2211, a first baffle 222, a second baffle 223, a first turning assembly 23, a lifting cylinder 231, a turning motor 232, a bearing plate 233, a guide rod 2331, a rotating seat 234, a first gear 235, a second gear 236, a rotating shaft 237, a U-shaped plate 238, a first positioning pushing claw 239, a second turning assembly 24, a second positioning pushing claw 241, a central shell feeding mechanism 3, a second carrying manipulator 31, a second bracket 311, a second chute 3111, a second lifting cylinder 312, a second connecting plate 313, the device comprises a second electric cylinder 314, a second mounting plate 3141, a clamping jaw air cylinder 315, a feeding assembly 32, a support frame 321, a spiral feeder 322, an impeller feeding mechanism 4, a third carrying manipulator 41, a third support 411, a third chute 4111, a third lifting air cylinder 412, a third connecting plate 413, a third electric cylinder 414, a second screw rod sliding table 415, a second arc claw 4151, an impeller conveyer belt 42, an upper shell feeding mechanism 5, a fourth carrying manipulator 51, an upper shell conveyer belt 52, a positioning assembly 53, a third positioning push claw 531, a third baffle 532, a pressing mechanism 6, a fourth support 61, a pressing air cylinder 62, a U-shaped pressing block 63 and a blanking mechanism 7.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 10, an embodiment of the present invention provides an automatic production process of a magnetic suspension artificial heart blood pump, including the following steps:
and 3, assembling the impeller assembly into the lower shell: then the impeller assembly on the impeller conveyer belt 42 is assembled into the lower shell by the third carrying manipulator 41;
and step 4, assembling the upper shell on the lower shell: then the upper case on the upper case conveyer belt 52 is assembled to the lower case by the fourth carrying robot 51; then, the upper shell is fixed on the lower shell through the pressing mechanism 6, the U-shaped pressing block 63 is driven to move downwards through the pressing air cylinder 62, and the two ends of the upper shell can be tightly pressed on the lower shell through the U-shaped pressing block 63;
Specifically, the rotating mechanism 1 comprises a processing table 11, a stepping motor 12, a coupling seat 13 and a rotating disc 14, wherein the stepping motor 12 is vertically installed in the processing table 11, the output end of the stepping motor 12 is fixedly connected with the coupling seat 13, a linkage shaft 141 is arranged at the bottom of the rotating disc 14, the linkage shaft 141 is fixed on the coupling seat 13, and six processing jigs 15 which are arranged at equal intervals along the circumferential direction of the rotating disc 14 are arranged on the rotating disc 14; the stepping motor 12 can drive the turntable 14 to rotate around the axis of the linkage shaft 141 in a stepping manner through the linkage shaft base 13, and the six processing jigs 15 on the turntable 14 also rotate along with the rotation.
Specifically, the first carrying manipulator 21, the fourth carrying manipulator 51 and the blanking mechanism 7 have the same structure and each comprise a first bracket 211, a first lifting cylinder 212, a first connecting plate 213, a first electric cylinder 214 and a first screw rod sliding table 215, the first elevating cylinder 212 is vertically installed on the top of the first bracket 211, the first connection plate 213 is horizontally installed on the output end of the first elevating cylinder 212, two first sliding blocks which are symmetrically arranged are arranged on the side wall of the first connecting plate 213, two first sliding grooves 2111 which are in one-to-one sliding fit with the two first sliding blocks are arranged on the first bracket 211, the first electric cylinder 214 is installed upside down at the bottom of the first connection plate 213, the first screw sliding table 215 is installed upside down on the sliding table of the first electric cylinder 214, the first screw rod sliding table 215 is provided with a first flat claw 2151 and a first arc claw 2152 which are arranged at intervals; the first lifting cylinder 212 can drive the first connecting plate 213, the first electric cylinder 214 and the first screw rod sliding table 215 to lift, the first electric cylinder 214 can drive the first screw rod sliding table 215 to move back and forth, and the lower shell is provided with a plane edge and an arc edge, as shown in fig. 9, a first flat claw 2151 and a first arc claw 2152 are designed, so that the lower shell can be conveniently clamped, the first flat claw 2151 and the first arc claw 2152 can be driven to move relatively through the first screw rod sliding table 215, and the first flat claw 2151 and the first arc claw 2152 clamp the lower shell.
Specifically, the first flipping module 23 and the second flipping module 24 have the same structure and each include a lifting cylinder 231, a flipping motor 232, a bearing plate 233, a rotating seat 234, a first gear 235, a second gear 236, a rotating shaft 237 and a U-shaped plate 238, an L-shaped first mounting plate 221 is disposed below the top of the lower shell conveyor belt 22, the lifting cylinder 231 is vertically mounted on the first mounting plate 221, the bearing plate 233 is horizontally mounted on the output end of the lifting cylinder 231, four guide rods 2331 are arranged at the bottom of the bearing plate 233 and are distributed in a rectangular shape, four guide seats 2211 are arranged on the first mounting plate 221 and are in one-to-one guide fit with the four guide rods 2331, the flipping motor 232 and the rotating seat 234 are mounted on the top of the bearing plate 233 at intervals, the rotating shaft 237 is rotatably mounted on the rotating seat 234, the first gear 235 is mounted on the output end of the flipping motor 232, the second gear 236 is mounted at one end of a rotating shaft 237, the second gear 236 is meshed with the first gear 235, the U-shaped plate 238 is mounted at the other end of the rotating shaft 237, the U-shaped plate 238 of the first turnover assembly 23 is mounted with a first positioning push claw 239, the U-shaped plate 238 of the second turnover assembly 24 is mounted with a second positioning push claw 241, the second positioning push claw 241 and the first positioning push claw 239 are oppositely arranged, the lower shell conveyor belt 22 is provided with a first baffle 222 and a second baffle 223 which are arranged at intervals, the first positioning push claw 239 is positioned between the first baffle 222 and the second baffle 223, and front end surfaces of the first baffle 222 and the second baffle 223 are coplanar with front end surfaces of the first positioning push claw 239; after the parts inside the lower shell are loaded, the parts are directly placed on the lower shell conveyor belt 22, the end of the lower cover at the moment is positioned at the top end of the lower shell, and therefore the parts need to be turned, the second positioning push claw 241 can move towards the arc-shaped edge of the upper shell and the lower shell of the lower shell conveyor belt 22, then the second positioning push claw 241 pushes the lower shell and moves towards the first positioning push claw 239, then the first positioning push claw 239 abuts against the plane edge of the lower shell, the second positioning push claw 241 is matched with the first positioning push claw 239 to clamp the lower shell, then the lower shell is sequentially positioned, so that the first carrying manipulator 21 can carry out accurate carrying conveniently, then the lifting cylinders 231 on the first turning component 23 and the second turning component 24 work to drive the bearing plate 233 to rise, then the turning motor 232 drives the first gear 235 to rotate, the first gear 235 drives the second gear 236 and the rotating shaft 237 to rotate 180 degrees around the axis of the rotating shaft 237, the U-shaped plate 238, the first positioning pawl 239, the second positioning pawl 241 and the lower case are all rotated 180 degrees along with the rotating shaft 237, thereby realizing the turnover of the lower case.
Specifically, the second carrying manipulator 31 includes a second support 311, a second lifting cylinder 312, a second connecting plate 313, a second electric cylinder 314 and a clamping jaw cylinder 315, the second lifting cylinder 312 is vertically installed at the top of the second support 311, the second connecting plate 313 is horizontally installed at the output end of the second lifting cylinder 312, two symmetrically-arranged second sliding blocks are arranged on the side wall of the second connecting plate 313, two second sliding grooves 3111 which are in one-to-one sliding fit with the two second sliding blocks are arranged on the second support 311, the second electric cylinder 314 is installed at the bottom of the second connecting plate 313 in an inverted manner, a second mounting plate 3141 which is in an L-shape is installed on the sliding table of the second electric cylinder 314, and the clamping jaw cylinder 315 is vertically installed on the second mounting plate 3141; the second lifting cylinder 312 can drive the second electric cylinder 314 and the clamping jaw air cylinder 315 to lift, the second electric cylinder 314 can drive the clamping jaw air cylinder 315 to move back and forth, the clamping jaw air cylinder 315 can clamp the central shell positioned on the feeding assembly 32, and then the central shell is automatically inserted into the lower shell in the processing jig 15 through the matching of the second lifting cylinder 312 and the second electric cylinder 314.
Specifically, the feeding assembly 32 includes a supporting frame 321 and a spiral feeder 322, the spiral feeder 322 is installed on the top of the supporting frame 321, and the spiral feeder 322 is located right below the second electric cylinder 314; the screw loader 322 can convey the center case in a vertical state, thereby facilitating the conveyance by the second conveying robot 31.
Specifically, the third carrying manipulator 41 includes a third support 411, a third lifting cylinder 412, a third connecting plate 413, a third electric cylinder 414 and a second lead screw sliding table 415, the third lifting cylinder 412 is vertically installed at the top of the third support 411, the third connecting plate 413 is horizontally installed at the output end of the third lifting cylinder 412, two third sliders symmetrically arranged are arranged on the side wall of the third connecting plate 413, two third sliding grooves 4111 which are in one-to-one sliding fit with the two third sliders are arranged on the third support 411, the third electric cylinder 414 is installed at the bottom of the third connecting plate 413 in an inverted manner, the second lead screw sliding table 415 is installed on the sliding table of the third electric cylinder 414 in an inverted manner, and two second arc claws 4151 symmetrically arranged are installed on the second lead screw sliding table 415; the third lifting cylinder 412 can drive the third connecting plate 413, the third electric cylinder 414 and the second screw rod sliding table 415 to lift, the third electric cylinder 414 can drive the second screw rod sliding table 415 to move back and forth, and as the impeller assembly is circular, as shown in fig. 9, two second arc claws 4151 are designed, so that the impeller assembly can be conveniently clamped, the second screw rod sliding table 415 can drive the two second arc claws 4151 to move relatively, and the two second arc claws 4151 can clamp the impeller assembly.
Specifically, the pressing mechanism 6 comprises a fourth support 61, a pressing cylinder 62 and a U-shaped pressing block 63, wherein the pressing cylinder 62 is vertically installed at the top of the fourth support 61, and the U-shaped pressing block 63 is installed at the output end of the pressing cylinder 62; the pressing cylinder 62 can drive the U-shaped pressing block 63 to move downwards, and the U-shaped pressing block 63 can press and fix the upper shell in the processing jig 15 on the lower shell.
Specifically, the positioning assembly 53 includes a third positioning pushing claw 531 and a third baffle 532, the third baffle 532 is vertically disposed at one end of the top of the upper shell conveyor belt 52, the third positioning pushing claw 531 is horizontally disposed at the other end of the top of the upper shell conveyor belt 52, and an output end of the third positioning pushing claw 531 faces the third baffle 532; the third positioning pawl 531 can automatically push the upper shell toward the third blocking plate 532, so as to sequentially position the upper shells on the upper shell conveyor belt 52.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. An automatic production process of a magnetic suspension artificial heart blood pump is characterized by comprising the following steps:
step 1, lower shell feeding and positioning: the automatic feeding device is characterized in that a rotating mechanism (1) is arranged, a lower shell feeding mechanism (2), a central shell feeding mechanism (3), an impeller feeding mechanism (4), an upper shell feeding mechanism (5), a pressing mechanism (6) and a discharging mechanism (7) are sequentially arranged around the rotating mechanism (1), the lower shell feeding mechanism (2) comprises a first carrying mechanical arm (21) and a lower shell conveying belt (22), the first carrying mechanical arm (21) is positioned between the lower shell conveying belt (22) and the rotating mechanism (1), a first overturning assembly (23) and a second overturning assembly (24) which are oppositely arranged are arranged on the lower shell conveying belt (22), the central shell feeding mechanism (3) comprises a second carrying mechanical arm (31) and a feeding assembly (32), the second carrying mechanical arm (31) is positioned between the feeding assembly (32) and the rotating mechanism (1), and the impeller feeding mechanism (4) comprises a third carrying mechanical arm (41) and an impeller conveying belt (42), the third carrying manipulator (41) is positioned between the impeller conveyor belt (42) and the rotating mechanism (1), the upper shell feeding mechanism (5) comprises a fourth carrying manipulator (51) and an upper shell conveyor belt (52), the fourth carrying manipulator (51) is positioned between the upper shell conveyor belt (52) and the rotating mechanism (1), the upper shell conveyor belt (52) is provided with a positioning component (53), the first overturning component (23) and the second overturning component (24) are identical in structure and respectively comprise a lifting cylinder (231), an overturning motor (232), a bearing plate (233), a rotating seat (234), a first gear (235), a second gear (236), a rotating shaft (237) and a U-shaped plate (238), a first mounting plate (221) in an L shape is arranged below the top of the lower shell conveyor belt (22), and the lifting cylinder (231) is vertically mounted on the first mounting plate (221), the lifting mechanism is characterized in that the bearing plate (233) is horizontally arranged at the output end of the lifting cylinder (231), four guide rods (2331) which are distributed in a rectangular shape are arranged at the bottom of the bearing plate (233), four guide seats (2211) which are matched with the four guide rods (2331) in a one-to-one guiding mode are arranged on the first mounting plate (221), the overturning motor (232) and the rotating seat (234) are arranged at the top of the bearing plate (233) at intervals, the rotating shaft (237) is rotatably arranged on the rotating seat (234), the first gear (235) is arranged at the output end of the overturning motor (232), the second gear (236) is arranged at one end of the rotating shaft (237), the second gear (236) is meshed with the first gear (235), the U-shaped plate (238) is arranged at the other end of the rotating shaft (237), the first positioning push claw (239) is arranged on the U-shaped plate (238) of the first overturning assembly (23), a second positioning push claw (241) is mounted on a U-shaped plate (238) of the second turnover assembly (24), the second positioning push claw (241) is opposite to the first positioning push claw (239), a first baffle (222) and a second baffle (223) which are arranged at intervals are arranged on the lower shell conveying belt (22), the first positioning push claw (239) is positioned between the first baffle (222) and the second baffle (223), and the front end surfaces of the first baffle (222) and the second baffle (223) are coplanar with the front end surface of the first positioning push claw (239); firstly, a stepping motor (12) of a rotating mechanism (1) drives a turntable (14) to rotate, the turntable (14) drives six processing jigs (15) to synchronously rotate, then, in the rotating process, a lower shell is assembled in the processing jigs (15) through a lower shell feeding mechanism (2), because parts inside the lower shell are directly placed on a lower shell conveying belt (22) after being installed, the end of a lower cover at the moment is positioned at the top end of the lower shell, the lower shell is required to be overturned and can move towards the arc-shaped edge of the upper shell and the lower shell of the lower shell conveying belt (22) through a second positioning push claw (241), then, the lower shell is pushed by the second positioning push claw (241) and moves towards a first positioning push claw (239), then, the first positioning push claw (239) is pressed against the plane edge of the lower shell, the second positioning push claw (241) is matched with the first positioning push claw (239), so that the lower shell is clamped and then is sequentially positioned, then, assembling the lower shell into the processing jig (15) through a first carrying manipulator (21);
step 2. assembling the center shell into the lower shell: then assembling the center shell positioned in the spiral feeder (322) into the lower shell through a second carrying manipulator (31) of the center shell feeding mechanism (3);
and 3, assembling the impeller assembly into the lower shell: then, assembling an impeller assembly positioned on an impeller conveying belt (42) into the lower shell through a third carrying mechanical hand (41) of the impeller feeding mechanism (4);
and step 4, assembling the upper shell on the lower shell: then assembling the upper shell positioned on the upper shell conveying belt (52) on the lower shell through a fourth carrying manipulator (51) of the upper shell feeding mechanism (5); then, the upper shell is fixed on the lower shell through a pressing mechanism (6), a U-shaped pressing block (63) is driven to move downwards through a pressing air cylinder (62), and the two ends of the upper shell can be tightly pressed on the lower shell through the U-shaped pressing block (63);
step 5, automatic blanking: and finally, the assembled blood pump is carried out from the processing jig (15) through a blanking mechanism (7).
2. The automatic production process of the magnetic suspension artificial heart blood pump according to claim 1, which is characterized in that: slewing mechanism (1) is including processing platform (11), step motor (12), shaft coupling seat (13) and carousel (14), step motor (12) are vertical installation in processing platform (11) to the output and shaft coupling seat (13) fixed connection of step motor (12), the bottom of carousel (14) is equipped with universal driving shaft (141), universal driving shaft (141) are fixed on shaft coupling seat (13), be equipped with six processing tool (15) along its circumference equidistant setting on carousel (14).
3. The automatic production process of the magnetic suspension artificial heart blood pump according to claim 1, which is characterized in that: the structure of the first carrying mechanical arm (21), the fourth carrying mechanical arm (51) and the blanking mechanism (7) is the same and comprises a first support (211), a first lifting cylinder (212), a first connecting plate (213), a first electric cylinder (214) and a first lead screw sliding table (215), the first lifting cylinder (212) is vertically arranged at the top of the first support (211), the first connecting plate (213) is horizontally arranged at the output end of the first lifting cylinder (212), two first sliding blocks which are symmetrically arranged are arranged on the side wall of the first connecting plate (213), two first sliding grooves (2111) which are in one-to-one sliding fit with the two first sliding blocks are arranged on the first support (211), the first electric cylinder (214) is arranged at the bottom of the first connecting plate (213) in an inverted mode, the first lead screw sliding table (215) is arranged on the sliding table of the first electric cylinder (214) in an inverted mode, the first screw rod sliding table (215) is provided with a first flat claw (2151) and a first arc claw (2152) which are arranged at intervals.
4. The automatic production process of the magnetic suspension artificial heart blood pump according to claim 1, which is characterized in that: the second carrying manipulator (31) comprises a second bracket (311), a second lifting cylinder (312), a second connecting plate (313), a second electric cylinder (314) and a clamping jaw cylinder (315), the second lifting cylinder (312) is vertically arranged at the top of the second bracket (311), the second connecting plate (313) is horizontally arranged on the output end of the second lifting cylinder (312), two second sliding blocks which are symmetrically arranged are arranged on the side wall of the second connecting plate (313), the second bracket (311) is provided with two second sliding grooves (3111) which are in one-to-one sliding fit with the two second sliding blocks, the second electric cylinder (314) is arranged at the bottom of the second connecting plate (313) in an inverted way, an L-shaped second mounting plate (3141) is arranged on the sliding table of the second electric cylinder (314), the clamping jaw air cylinder (315) is vertically arranged on a second mounting plate (3141).
5. The automatic production process of the magnetic suspension artificial heart blood pump according to claim 4, which is characterized in that: the feeding assembly (32) comprises a support frame (321) and a spiral feeder (322), the spiral feeder (322) is installed at the top of the support frame (321), and the spiral feeder (322) is located right below the second electric cylinder (314).
6. The automatic production process of the magnetic suspension artificial heart blood pump according to claim 1, which is characterized in that: the third carrying manipulator (41) comprises a third bracket (411), a third lifting cylinder (412), a third connecting plate (413), a third electric cylinder (414) and a second screw rod sliding table (415), the third lifting cylinder (412) is vertically arranged at the top of the third bracket (411), the third connecting plate (413) is horizontally arranged on the output end of the third lifting cylinder (412), two third sliding blocks which are symmetrically arranged are arranged on the side wall of the third connecting plate (413), two third sliding grooves (4111) which are in one-to-one sliding fit with the two third sliding blocks are arranged on the third support (411), the third electric cylinder (414) is arranged at the bottom of the third connecting plate (413) in an inverted way, the second screw rod sliding table (415) is arranged on the sliding table of the third electric cylinder (414) in an inverted manner, two second arc claws (4151) which are symmetrically arranged are arranged on the second screw rod sliding table (415).
7. The automatic production process of the magnetic suspension artificial heart blood pump according to claim 1, which is characterized in that: the pressing mechanism (6) comprises a fourth support (61), a pressing cylinder (62) and a U-shaped pressing block (63), the pressing cylinder (62) is vertically installed at the top of the fourth support (61), and the U-shaped pressing block (63) is installed at the output end of the pressing cylinder (62).
8. The automatic production process of the magnetic suspension artificial heart blood pump according to claim 1, which is characterized in that: the positioning assembly (53) comprises a third positioning push claw (531) and a third baffle (532), the third baffle (532) is vertically arranged at one end of the top of the upper shell conveying belt (52), the third positioning push claw (531) is horizontally arranged at the other end of the top of the upper shell conveying belt (52), and the output end of the third positioning push claw (531) faces the third baffle (532).
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| CN202010210094.0A CN111318879B (en) | 2020-03-23 | 2020-03-23 | Automatic production process of magnetic suspension artificial heart blood pump |
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| CN202010210094.0A CN111318879B (en) | 2020-03-23 | 2020-03-23 | Automatic production process of magnetic suspension artificial heart blood pump |
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| CN113118731A (en) * | 2021-05-17 | 2021-07-16 | 桂林航天工业学院 | Automatic assembling equipment for intelligent manufacturing of tire pressure sensor |
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