CN109290756A - Bone fixator with intelligence identification installs equipment - Google Patents
Bone fixator with intelligence identification installs equipment Download PDFInfo
- Publication number
- CN109290756A CN109290756A CN201810969697.1A CN201810969697A CN109290756A CN 109290756 A CN109290756 A CN 109290756A CN 201810969697 A CN201810969697 A CN 201810969697A CN 109290756 A CN109290756 A CN 109290756A
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- China
- Prior art keywords
- fixed
- fixator
- drift
- cylinder
- discharging
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Classifications
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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
-
- 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
-
- 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
- B23P19/004—Feeding the articles from hoppers to machines or dispensers
-
- 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
- B23P19/007—Picking-up and placing mechanisms
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention relates to industrial automation equipments, more specifically to a kind of Automatic Conveying and positioning device for bone fixator.A kind of bone fixator of band intelligence identification installs equipment, comprising: for storing the feed bin of fixator, the gate for discharging fixator, the slope track for oliquely downward exporting fixator, the horizontal pushing mechanism for being used to receive fixator from the slope track, being used for fixator from the horizontal vertical pusher for being converted into vertical righting barrel, being used to that fixator to be accurately positioned.The bone fixator of band intelligence identification of the present invention installs equipment, applies in the manufacturing process of the fixed fixator of bone;The bone fixator of band intelligence identification of the present invention installs equipment, for realizing the Automatic Conveying of bone fixator, positioning and installation.
Description
Technical field
The present invention relates to industrial automation equipments, defeated more specifically to a kind of automation for bone fixator
Send and assemble device.
Background technique
Industrial automation is that automatic control, automatic regulating apparatus are widely used in the industrial production, to replace artificial behaviour
The trend that vertical machine and machine architecture are processed.Under the conditions of industrial production automation, people only look after indirectly and
Supervision machine is produced.Industrial automation can be divided by its developing stage: (1) semi-automatic.I.e. part is using automatic control
System and automatic device, and another part is then produced by manual operation machine.(2) full-automatic.Refer in production process all
Process, including feeding, blanking, handling etc. are all not required to very important person and directly carry out production operation (people only keeps an eye on and supervises indirectly
Machine run), and continuously, repeatedly produce one or a collection of product automatically by machine.
Industrial automation technology is a kind of with control theory, instrument and meter, computer and other information technology, to industry
Production process realize detection, control, optimization, scheduling, management and decision, reach increase yield, improve quality, reduce consumption, really
The comprehensive high-tech of the purpose of ensuring safety, including Industrial Automation Software, hardware and system three parts.Industrial automation skill
Art mainly solves production efficiency and consistency problem as one of most important technology in 20th century modern manufacturing field.No matter
Flexible, flexible and customization enterprise is still pursued by high speed high-volume manufacturing enterprise, it is necessary to by the application of automatic technology.
Automated system itself does not create benefit directly, but it plays the effect of being obviously improved to enterprise production process:
(1) safety of production process is improved;
(2) production efficiency is improved;
(3) product quality is improved;
(4) raw material, the energy loss of production process are reduced.
In process of production, the carrying and conveying of traditional bone fixator are all manual modes, lead to the one of product
Cause property is low, and the automated production of bone fixator conveying operation is realized using industrial automation technology, with important reality meaning
Justice.
Summary of the invention
The object of the present invention is to provide a kind of bone fixators of band intelligence identification to install equipment, applies in bone
In the manufacturing process of fixed fixator;The bone fixator of band intelligence identification of the present invention installs equipment, solid for realizing bone
Determine Automatic Conveying, positioning and the assembly of device.
Bone fixator with intelligence identification installs equipment, comprising: workbench, the positioning for exporting fixator fill
Set, for the rotating disk mechanism of Automatic Conveying tooling, the circlip feed mechanism for circlip to be placed on fixator, be used for solid
The internal diameter for determining device does the drift mechanism detected, the elastic force testing agency detected is done for the elastic property to fixator, is used
In the unloading manipulator for taking out the fixator for completing detection from the tooling, it is used to sending fixator into the shunting into magazine
Mechanism;Fixator is delivered in the tooling by the positioning device, and fixator is delivered to the circlip by the rotating disk mechanism
At feed mechanism, circlip is assembled on fixator by the circlip feed mechanism, and the rotating disk mechanism is defeated by fixator and circlip
Send to the drift mechanism, the drift mechanism completes the detection to fixator internal diameter, the rotating disk mechanism by fixator and
Circlip is delivered at the elastic force testing agency, and the elastic force testing agency completes the detection to the elastic property of fixator;
The track separation mechanism includes: wobble-plate, product channel, waste product channel, oscillating cylinder, channel base, the channel base
It is fixed on the workbench, the middle position in the product channel, waste product channel is provided with the wobble-plate, the wobble-plate
It is fixed on the oscillating cylinder;The product channel, waste product channel correspond respectively to two magazines.
Preferably, the unloading manipulator includes: discharging bracket, discharging horizontal sliding table, the vertical slide unit of discharging, discharging gripper
Cylinder, discharging connecting plate, discharging finger, the discharging bracket are fixed on the workbench, and the discharging horizontal sliding table level is solid
It is connected in the discharging bracket, the vertical slide unit of discharging is fixed on the discharging horizontal sliding table vertically, and the discharging connecting plate is solid
It is connected in the end of the vertical slide unit of the discharging, the discharging paw cylinder is fixed on the lower part of the discharging connecting plate, described to unload
Material finger is fixed on the discharging paw cylinder.
Preferably, the drift mechanism includes: drift bracket, drift sliding block, drift cylinder, floating junction, damper, leads to
Connecting plate, drift clamping screw, disconnector, connecting bottom board, drift are advised, the drift bracket is fixed on the workbench, described
The cylinder block of drift cylinder is fixed on the drift bracket, and the drift sliding block is movably connected on the drift bracket;It is described logical
The end for advising the piston rod of cylinder is fixed on the drift sliding block, the drift connecting plate, connection bottom by the floating structure
Plate is fixed on the drift sliding block, and the drift is fixed on the lower part of the drift connecting plate, and the drift clamping screw passes through
It is threadedly connected to the drift connecting plate and locks the drift;The disconnector is fixed on the drift bracket, the drift
It is passed through from the centre of the disconnector;
The drift includes: detection section, linkage section, and the detection section, linkage section are at coaxially arranged, and the detection section is described in
The lower part of linkage section, the linkage section include connecting cylinder, barbed portion, and the connecting cylinder is placed on the drift connecting plate
Kong Zhong, the end of the drift clamping screw withstand on the barbed portion, and the bevel direction of the barbed portion makes the drift
Clamping screw has the trend that the drift is tightly attached to the drift connecting plate.
Preferably, the elastic force testing agency include: detection support, servo slide table, longitudinal slide, longitudinal linear slider,
Thrust slide unit, pressure sensor, micrometer probe, elastic force detection axis, the detection support is fixed on the workbench, described to watch
It takes slide unit and is fixed on the detection support, the longitudinal slide is fixed on the slide unit of the servo slide table;The longitudinal direction straight line
Sliding block is movably connected on the longitudinal slide, and the micrometer probe is fixed on the top of the longitudinal slide, and the thrust is sliding
Platform is fixed on longitudinal linear slider, and the elastic force detection axis is fixed on the lower part of the thrust slide unit, the thrust slide unit
Top be fixed with the pressure sensor, the pressure sensor and micrometer probe match.
Preferably, the elastic force detection axis and the drift are of similar shape structure.
Preferably, the circlip feed mechanism includes: circlip feeding manipulator, circlip aligning gear, circlip output mechanism,
The circlip output mechanism includes: circlip vibrating disk, linear feeding track, straight line feeder, the output of the circlip vibrating disk
Mouth is connected to the input port of the linear feeding track, and the linear feeding track is fixed on the straight line feeder;The card
Spring aligning gear includes: correction cylinder, correction push plate, and the correction push plate is fixed on the end of the piston rod of the correction cylinder
End is provided with the push plate slot for accommodating circlip in the correction push plate, and the push plate slot position is in the linear feeding track
Delivery outlet;The circlip feeding manipulator includes: manipulator support, manipulator horizontal sliding table, the vertical slide unit of manipulator, gripper
Mechanism, the manipulator support are fixed on the workbench, and the manipulator horizontal sliding table level is fixed on the manipulator branch
Frame, the vertical slide unit of manipulator are fixed on the manipulator horizontal sliding table, and the paw mechanism is fixed on the manipulator
On vertical slide unit;The paw mechanism includes: backboard, level board, de- material cylinder, de- material slide plate, stripper ring, three-jaw cylinder, hand
Refer to, the level board is fixed on the backboard, and the cylinder block of the de- material cylinder is fixed on the backboard, and the de- material slide plate is living
Dynamic to be connected to the backboard, the end of the piston rod of the de- material cylinder is fixed on the de- material slide plate, the three-jaw cylinder
Cylinder block is fixed on the level board, and the finger is fixed on the three-jaw cylinder, and it is sliding that the stripper ring is fixed on the de- material
Plate, the finger are located at the center of the stripper ring.
Preferably, the positioning device includes: for storing the feed bin of fixator, the gate for discharging fixator, uses
In the slope track for oliquely downward exporting fixator, the horizontal pushing machine for being used to receive fixator from the slope track
Structure, for by fixator from the horizontal vertical pusher for being converted into vertical righting barrel, being used to that fixator to be accurately positioned
Mechanism;The delivery outlet of the feed bin is connected to the input port of the slope track, and the delivery outlet of the slope track is connected to institute
The input port of horizontal pushing mechanism is stated, the delivery outlet of the horizontal pushing mechanism is connected to the input port of the righting barrel, institute
The delivery outlet for stating righting barrel is connected to the input port of the vertical pusher.
Preferably, the feed bin includes: sloped sidewall, backboard, foreboard, foreboard upper edge, foreboard pin, track groove, lock
Tight cover board, inner surface, seven words hook, hook cavity, annular edge edge strip, double leval jib retaining mechanism, the sloped sidewall are in incline
Tiltedly arrangement, the sloped sidewall are fixed on the backboard, and the annular edge edge strip is fixed on the edge of the sloped sidewall;It is described
The top of foreboard is fixed with the foreboard upper edge, and the foreboard pin is fixed on the two sides of the foreboard upper edge;The rail
Road slot is fixed on the top of the sloped sidewall, and level trough, vertical slots are provided on the track groove, and the vertical slots are located at institute
The end of level trough is stated, the foreboard pin is movably connected on the level trough and vertical slots;It is also connected in the foreboard
State locking cover board, seven words hook, the inner surface of the locking cover board and the flush with outer surface of the annular edge edge strip, the lock
Tight cover board and the double leval jib retaining mechanism match, and the hook cavity and the track groove of the seven words hook match;Institute
State double leval jib retaining mechanism and be fixed on the annular edge edge strip, the double leval jib retaining mechanism include triggering handle, pedestal connecting rod,
Swing rod, intermediate connecting rod, front roll bar, compression bar, hold-down bolt afterwards, the triggering handle are fixed on the intermediate connecting rod, the forward swing
Bar is fixed on the compression bar, and the pedestal connecting rod is fixed on the annular edge edge strip, and the rear swing rod, front roll bar are articulated with described
The both ends of pedestal connecting rod, the both ends of the intermediate connecting rod are articulated with the rear swing rod, front roll bar;The hold-down bolt is connected to institute
State compression bar.
Preferably, when stirring the triggering handle, make the triggering handle far from the annular edge edge strip, the centre connects
Bar drives the rear swing rod, front roll bar linkage, makes the front roll bar around the pedestal connecting rod swing, makes the compression bar and compresses spiral shell
For bolt far from the annular edge edge strip, the double leval jib retaining mechanism is in the open state.
Preferably, when stirring the triggering handle, make the triggering handle close to the annular edge edge strip, the centre connects
Bar drives the rear swing rod, front roll bar linkage, makes the front roll bar around the pedestal connecting rod swing, makes the compression bar and compresses spiral shell
Bolt is close to the annular edge edge strip, and until the intermediate connecting rod and rear swing rod are in conllinear state, the hold-down bolt cannot
The front roll bar is driven to rotate, the rear swing rod is in " dieback " position, and the double leval jib retaining mechanism is in locking state.
Preferably, when the foreboard is in close state, the foreboard and annular edge edge strip are in aligned condition, described
Double leval jib retaining mechanism locks the locking cover board, and the double leval jib retaining mechanism is in locking state;The foreboard pin
Nail is located in the vertical slots.
Preferably, when the foreboard is in the open state, the foreboard pin is located at the endpoint of the level trough, institute
The top that hook cavity is placed on the track groove is stated, the foreboard is in horizontal attitude, and the double leval jib retaining mechanism is in and opens
Open state.
Preferably, the gate includes: gate cylinder, gate sheet, bin outlet, and the cylinder block of the gate cylinder is connected
In the lower part of the sloped sidewall, the gate sheet is fixed on the end of the piston rod of the gate cylinder, the gate sheet and
The bin outlet matches.
Preferably, the horizontal pushing mechanism includes: horizontal rail, horizontal push plate, horizontal pusher cylinder, the horizontal rail
Road is located at the exit of the slope track, and the horizontal push plate is movably connected on the horizontal rail, and the horizontal push plate is solid
It is connected in the end of the piston rod of the horizontal pusher cylinder.
Preferably, the righting barrel includes: barrel inlet, horn mouth, cylindrical hole, cartridge outlet, and fixator is from described
Barrel inlet enters, and the horn mouth is arranged in the top of the righting barrel, and cylindrical hole is arranged in the bell-mouthed lower part, described
The cartridge outlet for exporting fixator is arranged in the lower part of cylindrical hole.
Preferably, the vertical pusher includes: vertical pusher cylinder, vertical push plate, vertical channel, described vertical logical
Road is located at the lower part of the righting barrel, and the vertical push plate is movably connected on the vertical channel, and the vertical push plate is connected
In the end of the piston rod of the vertical pusher cylinder.
Detailed description of the invention
Fig. 1,2 are overall knot of bone fixator installation equipment of the present invention with intelligence identification under two different perspectivess
Structure schematic diagram;
Fig. 3,4 are partial structural diagram of the present invention with the intelligent bone fixator installation equipment recognized;
Fig. 5 is the general structure schematic diagram of the positioning device of bone fixator installation equipment of the present invention with intelligence identification;
Fig. 6,7,8 are the partial structural diagrams of bone fixator installation equipment of the present invention with intelligence identification;
Fig. 9 is structural schematic diagram of bone fixator installation equipment of the present invention with intelligence identification under disassembled state;
Figure 10 is the drift mechanism of bone fixator installation equipment of the present invention with intelligence identification and the knot of elastic force testing agency
Structure schematic diagram;
Figure 11 is the structural schematic diagram of the elastic force testing agency of bone fixator installation equipment of the present invention with intelligence identification;
Figure 12 is the structural schematic diagram of the drift mechanism of bone fixator installation equipment of the present invention with intelligence identification;
Figure 13 is the structural schematic diagram of the drift of bone fixator installation equipment of the present invention with intelligence identification;
Figure 14 is the structural schematic diagram of the unloading manipulator of bone fixator installation equipment of the present invention with intelligence identification;
Figure 15,16 are the structural schematic diagrams of the invention that the track separation mechanism equipped is installed with the intelligent bone fixator recognized.
1 feed bin, 2 gates, 3 slope tracks, 4 horizontal pushing mechanisms, 5 righting barrels, 6 vertical pushers, 7
Fixator, 10 sloped sidewalls, 11 backboards, 12 foreboards, 13 foreboard upper edges, 14 foreboard pins, 15 track grooves, 16 water
Rise as high as the banks, 17 vertical slots, 18 locking cover boards, 19 inner surfaces, 20 7 words hook, 21 hook cavitys, 22 annular edge edge strips,
Swing rod, 27 intermediate connecting rods, 28 front roll bars, 29 behind 23 double leval jib retaining mechanisms, 24 triggering handles, 25 pedestal connecting rods, 26
Compression bar, 30 hold-down bolts, 31 gate cylinders, 32 gate sheets, 33 bin outlets, 40 horizontal rails, 41 horizontal push plates, 42
Horizontal pusher cylinder, 45 barrel inlets, 46 horn mouths, 47 cylindrical holes, 48 cartridge outlets, 50 vertical pusher cylinders, 51
Vertical push plate, 52 vertical channels, 60 positioning devices, 61 workbench, 62 rotating disk mechanisms, 63 circlip feed mechanisms, 67 cards
Spring feeding manipulator, 68 circlip aligning gears, 69 circlip output mechanisms, 70 circlip vibrating disks, 71 linear feeding tracks, 72
Straight line feeder, 75 circlips, 76 correction cylinders, 77 correction push plates, 78 push plate slots, 80 manipulator supports, 81 manipulators
Horizontal sliding table, the vertical slide unit of 82 manipulators, 83 paw mechanisms, 84 backboards, 85 level boards, 86 de- material cylinders, 87 de- materials
Slide plate, 88 stripper rings, 89 three-jaw cylinders, 90 fingers, 91 toolings, 95 drift mechanisms, 96 elastic force testing agencies, 100 lead to
Bracket, 101 drift sliding blocks, 102 drift cylinders, 103 floating junctions, 104 dampers, 105 drifts, 106 drifts are advised to connect
Fishplate bar, 107 drift clamping screws, 108 disconnectors, 109 connecting bottom boards, 110 detection sections, 111 connecting cylinders, 112 lack
Oral area point, 113 linkage sections, 120 detection supports, 121 servo slide tables, 122 longitudinal slides, 123 longitudinal linear sliders, 124
Thrust slide unit, 125 pressure sensors, 126 micrometers probe, 127 elastic force detection axises, 130 unloading manipulators, 131 dischargings
Bracket, 132 discharging horizontal sliding tables, the vertical slide unit of 133 dischargings, 134 discharging paw cylinders, 135 discharging connecting plates, 136 are unloaded
Expect that finger, 137 track separation mechanisms, 138 magazines, 140 wobble-plates, 141 product channels, 142 waste product channels, 143 swing gas
Cylinder, 144 channel bases.
Specific embodiment
The present invention is described in further detail below in conjunction with attached drawing, but does not constitute any limitation of the invention,
Similar element numbers represent similar element in attached drawing.As described above, the present invention provides a kind of bones of band intelligence identification
Cephalostat installation equipment, is applied in the manufacturing process of the fixed fixator of bone;The bone of band intelligence identification of the present invention is solid
Device installation equipment is determined, for realizing the Automatic Conveying of bone fixator, assembly and detection.
Fig. 1,2 are overall knot of bone fixator installation equipment of the present invention with intelligence identification under two different perspectivess
Structure schematic diagram, Fig. 3,4 are partial structural diagram of the present invention with the intelligent bone fixator installation equipment recognized, and Fig. 5 is
The general structure schematic diagram of the positioning device of the bone fixator installation equipment of band intelligence identification of the present invention, Fig. 6,7,8 are these
The partial structural diagram of the bone fixator installation equipment of inventive belt intelligence identification, Fig. 9 are the intelligent identifications of present invention band
Structural schematic diagram of the bone fixator installation equipment under disassembled state, Figure 10 is that the bone of the intelligent identification of present invention band is consolidated
Determine the drift mechanism of device installation equipment and the structural schematic diagram of elastic force testing agency, Figure 11 is bone of the present invention with intelligence identification
The structural schematic diagram of the elastic force testing agency of cephalostat installation equipment, Figure 12 are that the present invention is fixed with the bone of intelligence identification
The structural schematic diagram of the drift mechanism of device installation equipment, Figure 13 are bone fixator installation equipment of the present invention with intelligence identification
Drift structural schematic diagram, Figure 14 is the unloading manipulator that the bone fixator installation of the intelligent identification of present invention band is equipped
Structural schematic diagram, Figure 15,16 are that the structure that the present invention installs the track separation mechanism equipped with the bone fixator of intelligence identification is shown
It is intended to.
A kind of bone fixator of band intelligence identification installs equipment, comprising: workbench 61, for exporting fixator 7
Positioning device 60, the rotating disk mechanism 62 for Automatic Conveying tooling 91, the circlip for being placed on circlip 75 on fixator 7
Material mechanism 63 does the drift mechanism 95 detected for the internal diameter to fixator 7, does for the elastic property to fixator 7
The elastic force testing agency 96 of detection, the unloading manipulator for taking out the fixator 7 for completing detection from the tooling 91
130, for fixator 7 to be sent to the track separation mechanism 137 into magazine 138;Fixator 7 is delivered to described by the positioning device 60
In tooling 91, fixator 7 is delivered at the circlip feed mechanism 63 by the rotating disk mechanism 62, the circlip feed mechanism 63
Circlip 75 is assembled on fixator 7, fixator 7 and circlip 75 are delivered to the drift mechanism 95 by the rotating disk mechanism 62
Place, the drift mechanism 95 complete the detection to 7 internal diameter of fixator, and fixator and circlip 75 are delivered to by the rotating disk mechanism 62
At the elastic force testing agency 96, the elastic force testing agency 96 completes the detection to the elastic property of fixator 7;
The track separation mechanism 137 includes: wobble-plate 140, product channel 141, waste product channel 142, oscillating cylinder 143, channel floor
Seat 144, the channel base 144 is fixed on the workbench 61, the interposition in the product channel 141, waste product channel 142
It installs and is equipped with the wobble-plate 140, the wobble-plate 140 is fixed on the oscillating cylinder 143;The product channel 141, waste product
Channel 142 corresponds respectively to two magazines 138.
More specifically, the unloading manipulator 130 includes: that discharging bracket 131, discharging horizontal sliding table 132, discharging are slided vertically
Platform 133, discharging paw cylinder 134, discharging connecting plate 135, discharging finger 136, the discharging bracket 131 are fixed on the work
Platform 61,132 level of discharging horizontal sliding table are fixed on the discharging bracket 31, and the vertical slide unit 133 of discharging is connected vertically
In the discharging horizontal sliding table 132, the discharging connecting plate 135 is fixed on the end of the vertical slide unit 133 of the discharging, described to unload
Material paw cylinder 134 is fixed on the lower part of the discharging connecting plate 135, and the discharging finger 136 is fixed on the discharging gripper
Cylinder 134.
More specifically, the drift mechanism 95 includes: drift bracket 100, drift sliding block 101, drift cylinder 102, floats
Connector 103, damper 104, drift connecting plate 106, drift clamping screw 107, disconnector 108, connecting bottom board 109, drift
105, the drift bracket 100 is fixed on the workbench 61, and the cylinder block of the drift cylinder 102 is fixed on the drift branch
Frame 100, the drift sliding block 101 are movably connected on the drift bracket 100;The end of the piston rod of the drift cylinder 102
It is fixed on the drift sliding block 101 by the floating structure 103, the drift connecting plate 106, connecting bottom board 109 are fixed on
The drift sliding block 101, the drift 105 are fixed on the lower part of the drift connecting plate 106, the drift clamping screw 107
It is threadingly attached to the drift connecting plate 106 and locks the drift 105;The disconnector 108 is fixed on the drift
Bracket 100, the drift 105 are passed through from the centre of the disconnector 108;
The drift 105 includes: detection section 110, linkage section 113, and the detection section 110, linkage section 113 are at coaxially arranged, institute
The lower part that detection section 110 is located at the linkage section 113 is stated, the linkage section 113 includes connecting cylinder 111, barbed portion 112,
The connecting cylinder 111 is placed in the hole of the drift connecting plate 106, and the end of the drift clamping screw 107 withstands on described
Barbed portion 112, the bevel direction of the barbed portion 112 has the drift clamping screw 107, and the drift 105 is tight
It is affixed on the trend of the drift connecting plate 106.
More specifically, the elastic force testing agency 96 include: detection support 120, servo slide table 121, longitudinal slide 122,
Longitudinal linear slider 123, thrust slide unit 124, pressure sensor 125, micrometer probe 126, elastic force detection axis 127, the inspection
It surveys bracket 120 and is fixed on the workbench 61, the servo slide table 121 is fixed on the detection support 120, the longitudinal slide
122 are fixed on the slide unit of the servo slide table 121;The longitudinal direction linear slider 123 is movably connected on the longitudinal slide
122, the micrometer probe 126 is fixed on the top of the longitudinal slide 122, and the thrust slide unit 124 is fixed on described vertical
To linear slider 123, the elastic force detection axis 127 is fixed on the lower part of the thrust slide unit 124, the thrust slide unit 124
Top is fixed with the pressure sensor 125, and the pressure sensor 125 and micrometer probe 126 match.
More specifically, the elastic force detection axis 127 and the drift 105 are of similar shape structure.
More specifically, the circlip feed mechanism 63 includes: circlip feeding manipulator 67, circlip aligning gear 68, circlip
Output mechanism 69, the circlip output mechanism 69 include: circlip vibrating disk 70, linear feeding track 71, straight line feeder 72, institute
The delivery outlet for stating circlip vibrating disk 70 is connected to the input port of the linear feeding track 71, and the linear feeding track 71 is connected
In the straight line feeder 72;The circlip aligning gear 68 includes: correction cylinder 76, correction push plate 77, the correction push plate
77 are fixed on the end of the piston rod of the correction cylinder 76, are provided in the correction push plate 77 for accommodating circlip 75
Push plate slot 78, the push plate slot 78 are located at the delivery outlet of the linear feeding track 71;The circlip feeding manipulator 67 includes:
The vertical slide unit 82 of manipulator support 80, manipulator horizontal sliding table 81, manipulator, paw mechanism 83, the manipulator support 80 are solid
It is connected in the workbench 61,81 level of manipulator horizontal sliding table is fixed on the manipulator support 80, and the manipulator is perpendicular
Straight slide unit 82 is fixed on the manipulator horizontal sliding table 81, and the paw mechanism 83 is fixed on the vertical slide unit 82 of the manipulator
On;The paw mechanism 83 includes: backboard 84, level board 85, de- material cylinder 86, de- material slide plate 87, stripper ring 88, three-jaw cylinder
89, finger 90, the level board 85 are fixed on the backboard 84, and the cylinder block of the de- material cylinder 86 is fixed on the backboard
84, the de- material slide plate 87 is movably connected on the backboard 84, and the end of the piston rod of the de- material cylinder 86 is fixed on described
De- material slide plate 87, the cylinder block of the three-jaw cylinder 89 are fixed on the level board 85, and the finger 90 is fixed on the three-jaw
Cylinder 89, the stripper ring 88 are fixed on the de- material slide plate 87, and the finger 90 is located at the center of the stripper ring 88.
More specifically, the positioning device 60 includes: for storing the feed bin 1 of fixator 7, for discharging fixator 7
Gate 2, the slope track 3 for oliquely downward exporting fixator 7 are used to receive fixator 7 from the slope track 3
Horizontal pushing mechanism 4, for converting fixator 7 to vertical righting barrel 5, being used to carry out accurately fixator 7 from horizontal
The vertical pusher 6 of positioning;The delivery outlet of the feed bin 1 is connected to the input port of the slope track 3, the slope track
3 delivery outlet is connected to the input port of the horizontal pushing mechanism 4, and the delivery outlet of the horizontal pushing mechanism 4 is connected to described
The input port of righting barrel 5, the delivery outlet of the righting barrel 5 are connected to the input port of the vertical pusher 6.
More specifically, the feed bin 1 includes: sloped sidewall 10, backboard 11, foreboard 12, foreboard upper edge 13, foreboard pin
14, track groove 15, locking cover board 18, inner surface 19, seven words hook 20, hook cavity 21, annular edge edge strip 22, double leval jib lock
Tight mechanism 23, the inclined arrangement of the sloped sidewall 10, the sloped sidewall 10 are fixed on the backboard 11, the ring edge
Item 22 is fixed on the edge of the sloped sidewall 10;The top of the foreboard 12 is fixed with the foreboard upper edge 13, before described
Plate pin 14 is fixed on the two sides of the foreboard upper edge 13;The track groove 15 is fixed on the top of the sloped sidewall 10,
Level trough 16, vertical slots 17 are provided on the track groove 15, the vertical slots 17 are located at the end of the level trough 16, described
Foreboard pin 14 is movably connected on the level trough 16 and vertical slots 17;The locking cover board is also fixed in the foreboard 12
18, seven words hook 20, the inner surface 19 of the locking cover board 18 and the flush with outer surface of the annular edge edge strip 22, the lock
Tight cover board 18 and the double leval jib retaining mechanism 23 match, the hook cavity 21 and the track groove 15 of the seven words hook 20
Match;The double leval jib retaining mechanism 23 is fixed on the annular edge edge strip 22, and the double leval jib retaining mechanism 23 includes touching
Send out handle 24, pedestal connecting rod 25, rear swing rod 26, intermediate connecting rod 27, front roll bar 28, compression bar 29, hold-down bolt 30, the triggering handle
Hand 24 is fixed on the intermediate connecting rod, and the front roll bar 28 is fixed on the compression bar 29, and the pedestal connecting rod 25 is fixed on described
Annular edge edge strip 22, the rear swing rod 26, front roll bar 28 are articulated with the both ends of the pedestal connecting rod 25, the intermediate connecting rod 27
Both ends are articulated with the rear swing rod 26, front roll bar 28;The hold-down bolt 30 is connected to the compression bar 29.
More specifically, making the triggering handle 24 far from the annular edge edge strip 22, institute when stirring the triggering handle 24
Stating intermediate connecting rod 27 drives the rear swing rod 26, front roll bar 28 to link, and swings the front roll bar 28 around the pedestal connecting rod 25,
Make the compression bar 29 and hold-down bolt 30 far from the annular edge edge strip 22, the double leval jib retaining mechanism 23 is in opening state
State.
More specifically, making the triggering handle 24 close to the annular edge edge strip 22, institute when stirring the triggering handle 24
Stating intermediate connecting rod 27 drives the rear swing rod 26, front roll bar 28 to link, and swings the front roll bar 28 around the pedestal connecting rod 25,
Make the compression bar 29 and hold-down bolt 30 close to the annular edge edge strip 22, until the intermediate connecting rod 27 and rear swing rod 26 are in
Conllinear state, the hold-down bolt 30 cannot drive the front roll bar 28 to rotate, and the rear swing rod 26 is in " dieback " position,
The double leval jib retaining mechanism 23 is in locking state.
More specifically, the foreboard 12 and annular edge edge strip 22 are in alignment when the foreboard 12 is in close state
State, the double leval jib retaining mechanism 23 lock the locking cover board 18, and the double leval jib retaining mechanism 23 is in locked
State;The foreboard pin 14 is located in the vertical slots 17.
More specifically, the foreboard pin 14 is located at the level trough 16 when the foreboard 12 is in the open state
At endpoint, the hook cavity 21 is placed on the top of the track groove 15, and the foreboard 12 is in horizontal attitude, the double leval jib
Retaining mechanism 23 is in the open state.
More specifically, the gate 2 includes: gate cylinder 31, gate sheet 32, bin outlet 33, the gate cylinder 31
Cylinder block be fixed on the lower part of the sloped sidewall 10, the gate sheet 32 is fixed on the piston rod of the gate cylinder 31
End, the gate sheet 32 and the bin outlet 33 match.
More specifically, the horizontal pushing mechanism 4 includes: horizontal rail 40, horizontal push plate 41, horizontal pusher cylinder 42,
The horizontal rail 40 is located at the exit of the slope track 3, and the horizontal push plate is movably connected on the horizontal rail 40,
The horizontal push plate 41 is fixed on the end of the piston rod of the horizontal pusher cylinder 42.
More specifically, the righting barrel 5 includes: barrel inlet 45, horn mouth 46, cylindrical hole 47, cartridge outlet 48, Gu
Determine device 7 to enter from the barrel inlet 45, the horn mouth 46 is arranged in the top of the righting barrel 5, the horn mouth 46
Cylindrical hole 47 is arranged in lower part, and the cartridge outlet 48 for exporting fixator 7 is arranged in the lower part of the cylindrical hole 47.
More specifically, the vertical pusher 6 includes: vertical pusher cylinder 50, vertical push plate 51, vertical channel 52,
The vertical channel 52 is located at the lower part of the righting barrel 5, and the vertical push plate 51 is movably connected on the vertical channel 52,
The vertical push plate 51 is fixed on the end of the piston rod of the vertical pusher cylinder 50.
Finally it is pointed out that the bone fixator installation that above embodiments are only the intelligent identifications of present invention band equip compared with
Representational example.Obviously, the bone fixator installation equipment of band intelligence identification of the present invention is not limited to the above embodiments, also
Can there are many deformation.The technical spirit of all bone fixator installation equipments with intelligence identification according to the present invention is to above
Any simple modification, equivalent change and modification made by embodiment are considered as belonging to bone of the present invention with intelligence identification
The protection scope of fixator installation equipment.
Claims (10)
1. a kind of bone fixator of band intelligence identification installs equipment characterized by comprising workbench is consolidated for exporting
Determine positioning device, the rotating disk mechanism for Automatic Conveying tooling, the circlip feeding for being placed on circlip on fixator of device
Mechanism does the drift mechanism detected for the internal diameter to fixator, makees the bullet detected for the elastic property to fixator
Tension detection mechanism, is used to send fixator the unloading manipulator for taking out the fixator for completing detection from the tooling
Track separation mechanism into magazine;Fixator is delivered in the tooling by the positioning device, and the rotating disk mechanism is by fixator
It is delivered at the circlip feed mechanism, circlip is assembled on fixator by the circlip feed mechanism, and the rotating disk mechanism will
Fixator and circlip are delivered at the drift mechanism, and the drift mechanism completes the detection to fixator internal diameter, the turntable
Fixator and circlip are delivered at the elastic force testing agency by mechanism, and the elastic force testing agency completes the elasticity to fixator
The detection of performance;
The track separation mechanism includes: wobble-plate, product channel, waste product channel, oscillating cylinder, channel base, the channel base
It is fixed on the workbench, the middle position in the product channel, waste product channel is provided with the wobble-plate, the wobble-plate
It is fixed on the oscillating cylinder;The product channel, waste product channel correspond respectively to two magazines.
2. the bone fixator of band intelligence identification according to claim 1 installs equipment, which is characterized in that the discharging
Manipulator includes: discharging bracket, discharging horizontal sliding table, the vertical slide unit of discharging, discharging paw cylinder, discharging connecting plate, discharging hand
Refer to, the discharging bracket is fixed on the workbench, and the discharging horizontal sliding table level is fixed on the discharging bracket, described to unload
Expect that vertical slide unit is fixed on the discharging horizontal sliding table vertically, the discharging connecting plate is fixed on the end of the vertical slide unit of the discharging
End, the discharging paw cylinder are fixed on the lower part of the discharging connecting plate, and the discharging finger is fixed on the discharging gripper
Cylinder.
3. the bone fixator of band intelligence identification according to claim 1 installs equipment, which is characterized in that the drift
Mechanism include: drift bracket, drift sliding block, drift cylinder, floating junction, damper, drift connecting plate, drift clamping screw,
Disconnector, connecting bottom board, drift, the drift bracket are fixed on the workbench, and the cylinder block of the drift cylinder is fixed on
The drift bracket, the drift sliding block are movably connected on the drift bracket;The end of the piston rod of the drift cylinder is logical
It crosses the floating structure and is fixed on the drift sliding block, the drift connecting plate, connecting bottom board are fixed on the drift sliding block, institute
The lower part that drift is fixed on the drift connecting plate is stated, the drift clamping screw is threadingly attached to the drift connecting plate
And lock the drift;The disconnector is fixed on the drift bracket, and the drift is passed through from the centre of the disconnector;
The drift includes: detection section, linkage section, and the detection section, linkage section are at coaxially arranged, and the detection section is described in
The lower part of linkage section, the linkage section include connecting cylinder, barbed portion, and the connecting cylinder is placed on the drift connecting plate
Kong Zhong, the end of the drift clamping screw withstand on the barbed portion, and the bevel direction of the barbed portion makes the drift
Clamping screw has the trend that the drift is tightly attached to the drift connecting plate.
4. the bone fixator of band intelligence identification according to claim 1 installs equipment, which is characterized in that the circlip
Feed mechanism includes: circlip feeding manipulator, circlip aligning gear, circlip output mechanism, and the circlip output mechanism includes: card
The delivery outlet of spring vibrating disk, linear feeding track, straight line feeder, the circlip vibrating disk is connected to the linear feeding track
Input port, the linear feeding track is fixed on the straight line feeder;The circlip aligning gear include: correction cylinder,
Push plate is corrected, the correction push plate is fixed on the end of the piston rod of the correction cylinder, is provided in the correction push plate
For accommodating the push plate slot of circlip, the push plate slot position is in the delivery outlet of the linear feeding track;The circlip feeding is mechanical
Hand includes: manipulator support, manipulator horizontal sliding table, the vertical slide unit of manipulator, paw mechanism, and the manipulator support is fixed on
The workbench, the manipulator horizontal sliding table level are fixed on the manipulator support, and the vertical slide unit of manipulator is connected
In on the manipulator horizontal sliding table, the paw mechanism is fixed on the vertical slide unit of the manipulator;The paw mechanism packet
Include: backboard, level board, de- material cylinder, de- material slide plate, stripper ring, three-jaw cylinder, finger, the level board are fixed on the back
Plate, the cylinder block of the de- material cylinder are fixed on the backboard, and the de- material slide plate is movably connected on the backboard, the de- material
The end of the piston rod of cylinder is fixed on the de- material slide plate, and the cylinder block of the three-jaw cylinder is fixed on the level board, institute
It states finger and is fixed on the three-jaw cylinder, the stripper ring is fixed on the de- material slide plate, and the finger is located at the stripper ring
Center.
5. the bone fixator of band intelligence identification according to claim 1 installs equipment, which is characterized in that the positioning
Device include: for storing the feed bin of fixator, the gate for discharging fixator, for fixator oliquely downward to be exported
Slope track, the horizontal pushing mechanism for receiving fixator from the slope track, for by fixator from horizontal conversion
For vertical righting barrel, the vertical pusher for fixator to be accurately positioned;The delivery outlet of the feed bin connects
To the input port of the slope track, the delivery outlet of the slope track is connected to the input port of the horizontal pushing mechanism, institute
The delivery outlet for stating horizontal pushing mechanism is connected to the input port of the righting barrel, and the delivery outlet of the righting barrel is connected to institute
State the input port of vertical pusher.
6. the bone fixator of band intelligence identification according to claim 1 installs equipment, which is characterized in that the feed bin
It include: sloped sidewall, backboard, foreboard, foreboard upper edge, foreboard pin, track groove, locking cover board, inner surface, seven words extension
Hook, hook cavity, annular edge edge strip, double leval jib retaining mechanism, the inclined arrangement of sloped sidewall, the sloped sidewall are connected
In the backboard, the annular edge edge strip is fixed on the edge of the sloped sidewall;The top of the foreboard be fixed with it is described before
Plate upper edge, the foreboard pin are fixed on the two sides of the foreboard upper edge;The track groove is fixed on the sloped sidewall
Top, be provided with level trough, vertical slots on the track groove, the vertical slots are located at the end of the level trough, before described
Plate pin is movably connected on the level trough and vertical slots;The locking cover board, seven words hook, institute are also fixed in the foreboard
State the inner surface of locking cover board and the flush with outer surface of the annular edge edge strip, the locking cover board and double leval jib locking
Mechanism matches, and the hook cavity and the track groove of the seven words hook match;The double leval jib retaining mechanism is fixed on
The annular edge edge strip, the double leval jib retaining mechanism include triggering handle, pedestal connecting rod, rear swing rod, intermediate connecting rod, forward swing
Bar, compression bar, hold-down bolt, the triggering handle are fixed on the intermediate connecting rod, and the front roll bar is fixed on the compression bar, described
Pedestal connecting rod is fixed on the annular edge edge strip, it is described after swing rod, front roll bar be articulated with the both ends of the pedestal connecting rod, it is described in
Between connecting rod both ends be articulated with it is described after swing rod, front roll bar;The hold-down bolt is connected to the compression bar.
7. the bone fixator of band intelligence identification according to claim 1 installs equipment, which is characterized in that when stirring
Triggering handle is stated, makes the triggering handle far from the annular edge edge strip, the intermediate connecting rod drives the rear swing rod, front roll bar
Linkage, makes the front roll bar around the pedestal connecting rod swing, makes the compression bar and hold-down bolt far from the annular edge edge strip, institute
It is in the open state to state double leval jib retaining mechanism;
When stirring the triggering handle, make the triggering handle close to the annular edge edge strip, described in the intermediate connecting rod drives
Swing rod, front roll bar linkage afterwards, make the front roll bar around the pedestal connecting rod swing, make the compression bar and hold-down bolt close to described
Annular edge edge strip, until the intermediate connecting rod and rear swing rod are in conllinear state, the hold-down bolt cannot drive it is described before
Swing rod rotation, the rear swing rod are in " dieback " position, and the double leval jib retaining mechanism is in locking state;
When the foreboard is in close state, the foreboard and annular edge edge strip are in aligned condition, the double leval jib locking
The locking cover board locks in mechanism, and the double leval jib retaining mechanism is in locking state;The foreboard pin is located at described
In vertical slots;When the foreboard is in the open state, the foreboard pin is located at the endpoint of the level trough, the hook
Cavity is placed on the top of the track groove, and the foreboard is in horizontal attitude, and the double leval jib retaining mechanism is in the open state.
8. the bone fixator of band intelligence identification according to claim 1 installs equipment, which is characterized in that the gate
It include: gate cylinder, gate sheet, bin outlet, the cylinder block of the gate cylinder is fixed on the lower part of the sloped sidewall, institute
The end that gate sheet is fixed on the piston rod of the gate cylinder is stated, the gate sheet and the bin outlet match;
The horizontal pushing mechanism includes: horizontal rail, horizontal push plate, horizontal pusher cylinder, and the horizontal rail is located at described
The exit of slope track, the horizontal push plate are movably connected on the horizontal rail, and the horizontal push plate is fixed on the water
The end of the piston rod of flat pusher cylinder.
9. the bone fixator of band intelligence identification according to claim 1 installs equipment, which is characterized in that the righting
Barrel includes: barrel inlet, horn mouth, cylindrical hole, cartridge outlet, and fixator enters from the barrel inlet, the righting material
The horn mouth is arranged in the top of cylinder, and cylindrical hole is arranged in the bell-mouthed lower part, and the lower part setting of the cylindrical hole is for defeated
The cartridge outlet of fixator out.
10. the bone fixator of band intelligence identification according to claim 1 installs equipment, which is characterized in that described vertical
Formula pusher includes: vertical pusher cylinder, vertical push plate, vertical channel, and the vertical channel is located at the righting barrel
Lower part, the vertical push plate are movably connected on the vertical channel, and the vertical push plate is fixed on the vertical pusher cylinder
The end of piston rod.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810969697.1A CN109290756A (en) | 2018-08-23 | 2018-08-23 | Bone fixator with intelligence identification installs equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810969697.1A CN109290756A (en) | 2018-08-23 | 2018-08-23 | Bone fixator with intelligence identification installs equipment |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109290756A true CN109290756A (en) | 2019-02-01 |
Family
ID=65165601
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810969697.1A Withdrawn CN109290756A (en) | 2018-08-23 | 2018-08-23 | Bone fixator with intelligence identification installs equipment |
Country Status (1)
Country | Link |
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CN (1) | CN109290756A (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20170039340A (en) * | 2015-10-01 | 2017-04-11 | 주식회사 범서 | Bearing press-fit system |
CN206569670U (en) * | 2017-02-27 | 2017-10-20 | 温州市科泓机器人科技有限公司 | Electronic product full-automatic testing production line |
CN107571013A (en) * | 2017-09-19 | 2018-01-12 | 安徽机电职业技术学院 | A kind of spring part production line |
-
2018
- 2018-08-23 CN CN201810969697.1A patent/CN109290756A/en not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20170039340A (en) * | 2015-10-01 | 2017-04-11 | 주식회사 범서 | Bearing press-fit system |
CN206569670U (en) * | 2017-02-27 | 2017-10-20 | 温州市科泓机器人科技有限公司 | Electronic product full-automatic testing production line |
CN107571013A (en) * | 2017-09-19 | 2018-01-12 | 安徽机电职业技术学院 | A kind of spring part production line |
Non-Patent Citations (1)
Title |
---|
风声笛歌: "卡簧自动组装机设计", 《沐风网》 * |
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