CN110434573A - A kind of nut feeding, positioning device - Google Patents
A kind of nut feeding, positioning device Download PDFInfo
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- CN110434573A CN110434573A CN201910593745.6A CN201910593745A CN110434573A CN 110434573 A CN110434573 A CN 110434573A CN 201910593745 A CN201910593745 A CN 201910593745A CN 110434573 A CN110434573 A CN 110434573A
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- positioning device
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- 239000000463 material Substances 0.000 claims abstract description 44
- 230000000712 assembly Effects 0.000 claims abstract description 39
- 238000000429 assembly Methods 0.000 claims abstract description 39
- 238000006073 displacement reaction Methods 0.000 claims description 64
- 230000033001 locomotion Effects 0.000 claims description 11
- 238000011144 upstream manufacturing Methods 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000035611 feeding Effects 0.000 description 81
- 230000010355 oscillation Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 238000013461 design Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
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- 238000009434 installation Methods 0.000 description 2
- 238000011176 pooling Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
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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
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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
- B23P19/04—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 assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
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Abstract
The present invention relates to industrial manufacturing apparatus technical field, a kind of nut feeding, positioning device are disclosed comprising the feed mechanism for being provided with the feeding machanism of feeder channel, being provided with the positioning mechanism of locating slot and nut being transported to locating slot one by one.Wherein, feed mechanism includes the first loading assemblies and the second loading assemblies being set to above feeder channel and feeding channel, nut can be pushed to one by one material position on nut by the first loading assemblies, and the second loading assemblies can push the nut for being located at material position on nut in locating slot along feeding channel.Nut is transported to locating slot by feed mechanism by the present invention one by one, realizes the automatic charging of nut, and the accurate positionin of nut is realized by locating slot, is saved the human cost of nut assembly, is improved production efficiency.
Description
Technical field
The present invention relates to industrial manufacturing apparatus technical field more particularly to a kind of nut feedings, positioning device.
Background technique
In industrial processes, the fastener being made of screw and nut is widely applied to come to pcb board (electronic circuit collection
At plate) carry out assembling processing.
Currently, feeding and assembly for nut, are substantially by the operator of producing line using matched fixture Lai real
The feeding of existing nut and assembly work.Artificial loading assembly method is time-consuming and laborious, and production efficiency is low, not with human cost
It is disconnected to increase, it can no longer meet the market demand.Also some equipment can be realized the automation feeding of nut, position, but such
Feeding, the position stability of equipment are poor, and the frequent sideslip of nut location causes the failure rate of equipment higher, and then influence work
Efficiency.
Therefore, it is urgent to provide a kind of nut feeding, positioning device, the automatic charging of nut and accurate can be accurately realized
Positioning reduces human cost, improves production efficiency.
Summary of the invention
It is an object of the invention to propose a kind of nut feeding, positioning device, can accurately realize nut it is automatic on
Material and accurate positionin, reduce human cost, improve production efficiency.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of nut feeding provided by the invention, positioning device comprising:
Feeding machanism is provided with the feeder channel for conveying nut along first direction；
Positioning mechanism is provided with feeding channel along the first direction, and the one end in the feeding channel is connected to the confession
Expect channel, the other end forms the locating slot for positioning the nut；
Feed mechanism comprising the first loading assemblies being set to above the feeder channel and the feeding channel and
Two loading assemblies, first loading assemblies are configured to the nut being pushed to material position on nut one by one；Described second
The nut that loading assemblies are configured to be located at material position on the nut is pushed along the feeding channel in the positioning
In slot.
Optionally, the nut feeding, positioning device further include:
Lan Liao mechanism, the upstream position of material position on the nut are configured as one on the feeder channel
After the nut is conveyed through the Lan Liao mechanism, the Lan Liao mechanism can limit remaining described nut.
Optionally, the Lan Liao mechanism includes detent component, and the detent component is set to the upper of material position on the nut
Position is swum, is configured to move in a second direction and detent is adjacent with the nut that first loading assemblies push
Next nut, the second direction and the first direction are perpendicular.
Optionally, the detent component includes detent nose bar, along institute on the side wall of the upstream position of material position on the nut
It states second direction and offers bit-avoiding slot, the detent nose bar is arranged in the bit-avoiding slot, and the detent nose bar can be along described
Second direction moves the next nut adjacent with the nut that first loading assemblies push with detent.
Optionally, first loading assemblies include:
First direction displacement piece, the mobile inserted link third party of the first direction as described in the first direction displacement piece drives edge
To displacement piece and the inserted link for the output end for being set to the inserted link third direction displacement piece；
The inserted link third direction displacement piece is configured to move the inserted link along the third direction, to be inserted into
In the screw hole of the nut；
The first direction displacement piece is configured to the top for making the inserted link be moved to the nut and makes described
The nut is pushed to material position on the nut by inserted link.
Optionally, second loading assemblies include:
It the mobile push strut third direction displacement piece of the first direction as described in actuator drives edge and pushes away described in being set to
The push strut of the output end of compression bar third direction displacement piece；
The push strut third direction displacement piece is configured to move the push strut along the third direction, so that
It is moved within the feeding channel；
The actuator be configured as making the push strut be moved to above the feeding channel along the first direction and
Positioned at side of the material position on the nut far from the locating slot and make the push strut that will be located at material position on the nut
The nut is pushed and is pressed against in the locating slot.
Optionally, the pushing boom end offers pushing groove compatible with the shape of the nut.
Optionally, it is provided with buffer unit on second loading assemblies, the buffer unit is configured as the pushing
When the nut for being located at material position on the nut is pushed and be resisted against in the locating slot by bar, reduce the push strut effect
In the impact force of the nut.
Optionally, the buffer unit includes:
Elastic component, one end connect the output end of the first direction displacement piece, and the other end connects the push strut third
Direction displacement piece, the elastic component are configured to do stretching motion along the first direction.
Optionally, the bottom of the locating slot offers bolt avoid holes.
The invention has the benefit that
Nut feeding provided by the invention, positioning device, feeding machanism are provided with along first direction for conveying nut
Feeder channel.Positioning mechanism is provided with feeding channel along first direction, and one end is connected to feeder channel, and other end formation is used for
The locating slot of location nut.Feed mechanism includes the first loading assemblies and second being set to above feeder channel and feeding channel
Nut can be pushed to one by one material position on nut by loading assemblies, the first loading assemblies, and the second loading assemblies can will be located on nut
The nut of material position pushes in locating slot along feeding channel.Nut is transported to locating slot by feed mechanism by the present invention one by one,
The automatic charging for realizing nut is realized the positioning of nut by locating slot, can accurately realize the automatic charging of nut
And accurate positionin, human cost is reduced, production efficiency is improved.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of nut feeding provided by the invention, positioning device；
Fig. 2 is that nut feeding provided by the invention, positioning device conceal vibrating feed disk and straight-line oscillation alarm component
Structural schematic diagram；
Fig. 3 is the disassemblying structure schematic diagram of feeder channel provided by the invention and detent component；
Fig. 4 is the partial structural diagram of the end of positioning mechanism connection feeding machanism provided by the invention；
Fig. 5 is the attachment structure schematic diagram of first direction displacement piece provided by the invention and buffer unit；
Fig. 6 is the structural schematic diagram of inserted link provided by the invention；
Fig. 7 is the structural schematic diagram of push strut provided by the invention；
Fig. 8 is the structural schematic diagram of positioning mechanism provided by the invention.
In figure:
X- first direction；Y- second direction；Z- third direction；
100- feeding machanism；200- positioning mechanism；300- Lan Liao mechanism；400- feed mechanism；
110- feeder channel；120- vibrating feed disk；130- straight-line oscillation alarm component；140- overhead gage；210- feeding
Channel；220- locating slot；230- alignment sensor；310- detent component；The first loading assemblies of 410-；420- the second feeding group
Part；430- first direction displacement piece；440- buffer unit；
111- bit-avoiding slot；211- blocks material sensor through-hole；221- bolt avoid holes；231- light transmission through-hole；311- detent is convex
Bar；312- detent straight line cylinder；313- detent bracket；411- inserted link third direction displacement piece；412- inserted link；421- push strut
Third direction displacement piece；422- push strut；431- displacement piece bottom bracket；432- servo drive motor；433- first direction passes
Dynamic screw rod；434- first direction driving block；435- first direction is displaced support plate；436- inserted link support base；441- guide part
Part；442- elastic component；443- pushes support base；444- detent block；
4121- plug；4122- plug linking arm；4221- pushes groove；4222- nut detent portion；4223- push strut
Interconnecting piece；4411- sliding block；4412- guide rail.
Specific embodiment
To keep the technical problems solved, the adopted technical scheme and the technical effect achieved by the invention clearer, below
In conjunction with attached drawing and pass through specific embodiment to further illustrate the technical scheme of the present invention.
In the description of the present invention unless specifically defined or limited otherwise, term " connected ", " connection ", " fixation " are answered
It is interpreted broadly, for example, it may be being fixedly connected, may be a detachable connection, or is integral；It can be mechanical connection,
It can be electrical connection；It can be directly connected, the company inside two elements can also be can be indirectly connected through an intermediary
Logical or two elements interaction relationship.For the ordinary skill in the art, can be understood with concrete condition above-mentioned
The concrete meaning of term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
In the description of the present embodiment, the orientation or positional relationships such as term " on ", "lower", "left", "right" are based on attached drawing
Shown in orientation or positional relationship, be merely for convenience of description and simplification operation, rather than the device of indication or suggestion meaning or
Element must have a particular orientation and specific orientation constructs and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used to distinguish between description, have no special meaning.
As depicted in figs. 1 and 2, the nut feeding of present embodiment, positioning device structural schematic diagram, X-direction table in figure
Show first direction, Y-direction indicates that second direction, Z-direction indicate third direction.The fastener assembly of pcb board refers to assembly processing
In the process, fit on screw bolt and nut is screwed in the hole location of pcb board.The nut feeding of present embodiment, positioning device are main
Fastener is carried out for pcb board and carries out the feeding of nut and positioning when assembling is processed comprising feeding machanism 100, positioning mechanism
200 and feed mechanism 400.Feeding machanism 100 is provided with the feeder channel 110 for conveying nut along first direction, and nut is logical
It crosses feeder channel 110 and realizes Automatic Conveying, avoid manpower addition nut, it is time saving and energy saving.Positioning mechanism 200 is along first party
To feeding channel 210 is provided with, the one end in feeding channel 210 is connected to feeder channel 110, and the other end is formed for location nut
Locating slot 220, nut realize the fixation of position after being transported at locating slot 220, wherein feed mechanism 400 then includes setting
The first loading assemblies 410 and the second loading assemblies 420 above feeder channel 110 and feeding channel 210, the first feeding group
Nut can be pushed to one by one material position on nut by part 410.Second loading assemblies 420 can will be located at the nut of material position on nut along upper
Expect the push of channel 210 in locating slot 220.
Nut is transported to locating slot 220 by feed mechanism 400 by present embodiment one by one, realize nut it is automatic on
Material is realized the positioning of nut by locating slot 220, can be realized automatic charging and the accurate positionin of nut, reduce manpower at
This, improves production efficiency.In addition, in present embodiment nut by feeder channel 110 enter feeding channel 210 finally position
In locating slot 220, feeding, the positioning process step of entire nut are simple, and the work effect of nut feeding, positioning is effectively guaranteed
Rate.
In order to guarantee that nut can be moved along the conveying of feeder channel 110 automatically, as depicted in figs. 1 and 2, in present embodiment
Feeding machanism 100 use vibrating feed disk 120 and straight-line oscillation alarm component 130, multiple nuts hold be contained in vibration to
In charging tray 120, nut is then transported to by the vibration work of vibrating feed disk 120 by feeder channel 110 one by one, further
, realize that the nut in further driving feeder channel 110 is conveyed by the straight-line oscillation of straight-line oscillation alarm component 130
Movement, and then realize the automatic conveying feed of nut.Wherein, straight-line oscillation alarm component 130 is Linear vibration feeder, vibration
Dynamic delivery plate 120 is disk feeder, since Linear vibration feeder and disk feeder are the state of the art, therefore
Its internal structure and construction are no longer repeated.In addition, in other embodiments, disk feeder and step can also be used
The automatic charging that nut is realized into the combination of formula conveyer, is constantly transported to feeder channel for nut by disk feeder
In 110, step-transit conveyor is arranged in the bottom of feeder channel 110, and nut is dropped into feeder channel 110 by disk feeder
On step-transit conveyor, then the conveying feeding one by one of nut is realized by step-transit conveyor, specifically, step-transit conveyor can be with
For step-by-step movement belt conveyor, since it is the prior art therefore its internal structure and connection relationship are no longer repeated.
Nut is driven in feeder channel 110 to do due to using straight-line oscillation alarm component 130 in present embodiment defeated
Send movement, in order to avoid nut due to vibrate it is excessive and from being shaken out in feeder channel 110 and guarantee the spiral shell in feeder channel 110
Mother can be in good order conveying, as depicted in figs. 1 and 2, the surface of feeder channel 110 is also covered in present embodiment
Baffle 140.Overhead gage 140, which is formed nut on the top of feeder channel 110, to be stopped, so avoid nut due to vibration and from
It is shaken in feeder channel 110 out, enables the arrangement conveying that the nut in feeder channel 110 is in good order.In addition, overhead gage
140 are bolted on the top of feeder channel 110, convenient disassembly, convenient for the maintenance of operator.
When nut can automatically along feeder channel 110 conveying move after, in order to realize automatically control nut one by one on expect
In locating slot 220, as depicted in figs. 1 and 2, the nut feeding of present embodiment, positioning device further include Lan Liao mechanism 300, are blocked
Expect that mechanism 300 is set to the upstream position of material position on nut, when a nut on feeder channel 110 is conveyed through Lan Liao mechanism
After 300, Lan Liao mechanism 300 can limit remaining nut, the movement of remaining nut be limited by Lan Liao mechanism 300, and then realize spiral shell
Female feeding one by one.Lan Liao mechanism 300 in present embodiment is set to feeder channel 110 and is connected on the one end in feeding channel 210,
Lan Liao mechanism 300 can also be set to the feeding channel of the upstream position of material position on nut in other embodiments
On 210.
Wherein, as depicted in figs. 1 and 2, in present embodiment, Lan Liao mechanism 300 includes detent component 310, detent component
310, which are set to feeder channel 110, is connected on the one end in feeding channel 210, can move in a second direction and in detent and first
Expect the adjacent next nut of the nut that component 410 pushes.
Specifically, as shown in Figures 2 and 3, detent component 310 includes detent nose bar 311, detent straight line cylinder 312 and card
Position bracket 313, detent nose bar 311 are mounted on the output end of detent straight line cylinder 312, and detent straight line cylinder 312 is fixed on detent
On bracket 313, detent bracket 313 is then mounted by means of bolts on feeder channel 110 and is connected on the one end in feeding channel 210,
Meanwhile offer connection feeder channel 110 on the side wall of the corresponding detent nose bar 311 of feeder channel 110 in a second direction keeps away position
Slot 111, detent nose bar 311 are arranged in bit-avoiding slot 111, and detent nose bar 311 can move back and forth in a second direction to protrude into or
Feeder channel 110 is stretched out, thus next nut that detent is adjacent with the nut that the first loading assemblies 410 push.Wherein, block
Position straight line cylinder 312 is generic linear cylinder, for providing driving force for the movement of detent nose bar 311.
In order to realize after a nut on feeder channel 110 is conveyed through the detent component 310 of Lan Liao mechanism 300,
Detent component 310 can automatically limit remaining nut, and as shown in Figure 3 and Figure 4, the feeding channel 210 of present embodiment, which connects, to be supplied
Expect that the bottom of the one end in channel 110 offers and block material sensor through-hole 211, blocks to configure to be equipped in material sensor through-hole 211 and block
Expect sensor (not shown), and the induction position for blocking material sensor is logical along the distance and feed of first direction to bit-avoiding slot 111
A nut is identical along the overall diameter length of first direction in road 110.The design is so that a nut enters in feeder channel 110
Into feeding channel 210 and after the identical distance of the mobile overall diameter length with a nut along first direction, material sensor is blocked
It can sense the nut, and feedback signal gives controller (not shown), the detent straight line of controller control card hyte part 310
Cylinder 312 does stretch out motion so that detent nose bar 311 can move in a second direction protrude into feeder channel 110 and be pressed against with
Next nut that the nut of first loading assemblies 410 push is adjacent move it can not, at the same time, in present embodiment
Vibrating feed disk 120 and straight-line oscillation alarm component 130 stop vibration, and then stop continuing to be fed.Present embodiment is by blocking
Sensor is expected to incude the feeding state of nut in real work, and then automatically controls detent nose bar 311 and detent is carried out to nut,
Realize the automation of detent in nut feeding process.Wherein, the material sensor that blocks in present embodiment is position sensor,
Belong to the prior art, while controller is also the state of the art, therefore to internal circuit and relative configurations connection relationship
It repeats no more.
The nut on feeder channel 110 is transported to positioning mechanism 200 one by one in Lan Liao mechanism 300 and feeding machanism 100
Feeding channel 210 under the premise of, in order to which the nut is continued on Automatic Conveying to nut in material position, such as Fig. 2 and Fig. 5 institute
Show, the first loading assemblies 410 include first direction displacement piece 430, mobile by 430 drives edge first direction of first direction displacement piece
Inserted link third direction displacement piece 411 and be set to inserted link third direction displacement piece 411 output end inserted link 412.Wherein,
Inserted link third direction displacement piece 411 can be such that inserted link 412 moves along third direction, to be inserted into the screw hole of nut.First direction
Displacement piece 430 can then make inserted link 412 be moved to the top of nut and make inserted link 412 that nut is pushed to material position on nut.
Specifically, as shown in Figure 5 and Figure 6, first direction displacement piece 430 includes displacement piece bottom bracket in present embodiment
431, servo drive motor 432, first direction drive lead screw 433, first direction driving block 434, first direction displacement support
Plate 435.Inserted link 412 includes plug 4121 and plug linking arm 4122, and plug 4121 is in the shape of a rod, can be inserted into the screw hole of nut
In, and its diameter is less than the screw hole aperture of nut.
Servo drive motor 432 is mounted on displacement piece bottom bracket 431, and be mounted on displacement piece bottom bracket 431
On first direction drive lead screw 433 be sequentially connected, be provided with first direction driving block on first direction drive lead screw 433
434, first direction displacement support plate 435 is bolted on driving block 434 in a first direction, and first direction is displaced support plate
The inserted link support base 436 being provided with right above feeder channel 110 on 435, inserted link third direction displacement piece 411 are bolted
It is fixed on inserted link support base 436, plug linking arm 4122 is mounted on the output end of inserted link third direction displacement piece 411, is inserted
First 4121 are then inserted on plug linking arm 4122.Wherein, inserted link third direction displacement piece 411 is straight line cylinder.
When work, servo drive motor 432 drives first direction drive lead screw 433 to rotate, and then is driven first direction
Sliding block 434 drives first direction displacement support plate 435 to slide along first direction, and inserted link 412 is moved along first direction
To the top for the nut having been transferred in feeding channel 210, and inserted link third direction displacement piece 411 then enables inserted link 412
It is moved in the screw hole to be inserted into nut along third direction, then servo drive motor 432 continues to drive inserted link 412 along first party
It is moved to the displacement of nut feeding, and then nut is transported to material position on nut.
The nut for being located at material position on nut is continued into Automatic Conveying into locating slot 220 in order to realize, such as Fig. 2 and Fig. 7
It is shown, the second loading assemblies 420 include by the mobile push strut third direction displacement piece 421 of actuator drives edge first direction with
And it is set to the push strut 422 of the output end of push strut third direction displacement piece 421.421 energy of push strut third direction displacement piece
Move push strut 422 along third direction, to be moved within feeding channel 210.Actuator can make push strut 422 along
One direction is moved to 210 top of feeding channel and is located at the side of the remotely located slot 220 of material position on nut and makes push strut
The nut for being located at material position on nut is pushed and is pressed against in locating slot 220 by 422.Preferably, the actuator in present embodiment
For first direction displacement piece 430.In other embodiments, it can also be driven with an individually designed linear movement driving mechanism
Push strut 422 is moved along first direction.Present embodiment can drive pushing using a first direction displacement piece 430 simultaneously
Bar 422 and inserted link 412 are moved along first direction, simplify the design structure of nut feeding, positioning device, and are reduced and be designed to
This, so that the structure of nut feeding, positioning device is more compact.
Specifically, as shown in Figure 2 and Figure 7, push strut third direction displacement piece 421 is straight line cylinder, push strut 422 includes
Nut detent portion 4222 and push strut interconnecting piece 4223.Nut detent portion 4222 and push strut interconnecting piece 4223 are integrally formed, and
The width in nut detent portion 4222 is less than the width in feeding channel 210, to ensure that nut detent portion 4222 can drop into feeding
In channel 210, push strut interconnecting piece 4223 is connected to the output end of push strut third direction displacement piece 421.Preferably, nut card
The end that position portion 4222 compresses nut offers pushing groove 4221 compatible with the shape of nut, in the process of push nut
In, it can play the role of carrying out position correction to nut by pushing groove 4221, and then nut can be made more accurate
It is transported in locating slot 220.
In addition, when push strut 422 pushes nut and is pressed against in locating slot 220, if push strut 422 is along first
The travel displacement in direction is excessive, and push strut 422 is on the one hand easy to cause to push when nut is pressed against locating slot 220 because of itself stress
It is excessive cause conquassation damage, on the other hand be also easy to cause by nut because by impact extruded power it is excessive due to from locating slot 220
Pop-up, and then it is unable to complete the normal positioning of nut, the work of subsequent pcb board assembly screw bolt and nut can not be carried out, moreover, such as
After nut is directly pressed against in locating slot 220 by fruit push strut 422, when the position of push strut 422 can not occur mobile, then hold
Easily lead to the tension that nut is extruded limitation, position can not also move, this make the hole location on screw hole and pcb board when nut with
And the screw rod relative position of the bolt of subsequent installation, when deviating, nut can not carry out aligning, and then be difficult to complete spiral shell
Female and bolt alignment fastens installation.As shown in Figure 2 and Figure 5, it in present embodiment, is provided on the second loading assemblies 420 slow
Component 440 is rushed, buffer unit 440 is configured as push strut 422 and pushes the nut for being located at material position on nut and be resisted against positioning
When in slot 220, reduce the impact force that push strut 422 acts on nut.440 one side of buffer unit can reduce impact force and avoid
Nut impacts extrusion or the excessive conquassation damage of 422 stress of push strut from locating slot 220, and on the other hand, buffer unit 440 makes
After nut is pressed against in locating slot 220 by push strut 422, the position of nut and push strut 422 can carry out shifting appropriate
It is dynamic, so when the screw hole of nut is with respect to the hole location of pcb board or the screw rod deviation of bolt can generation position appropriate move
To correct a deviation, is conducive to the assembly efficiency for improving pcb board assembly screw bolt and nut fastener, improves assembly yield and assembly
Efficiency.
Wherein, as shown in figure 5, buffer unit 440 includes guiding parts 441, elastic component 442, support base 443 and card are pushed
Position block 444, guiding parts 441 include sliding block 4411 and guide rail 4412.Guiding parts 441 is for making push strut third direction position
Moving part 421 can move along first direction relative to first direction displacement support plate 435.Detent block 444 makes push strut third direction
The limit of displacement piece 421 is moved back and forth on guiding parts 441.
Specifically, as shown in figure 5, guide rail 4412 is set in first direction displacement support plate 435 along first direction and position
In the side of elastic component 442,4411 sliding plug of sliding block pushes support base 443 and is arranged in sliding block 4411 on guide rail 4412
On, push strut third direction displacement piece 421, which is set to, to be pushed on support base 443, and the setting of detent block 444 is close in guide rail 4412
One end of locating slot 220 pushes support base 443 and is resisted against detent block 444.One end of elastic component 442 is connected to detent block 444
On, the other end is connected on sliding block 4411, so that being equipped with the pushing support base of push strut third direction displacement piece 421
443 can move back and forth when on guide rail 4412, realizing push strut 422 and pushing nut and be pressed against in locating slot 220
Pooling feature.
In addition, buffer unit 440 can also only design flexible part 442 in other embodiments.Specifically, elastic component
442 are mounted on push strut third direction displacement piece 421 and push between support base 443, and elastic component 442 can be elastic buffer
Rubber pad can also play pooling feature.
Finally, after nut is conveyed and is positioned in locating slot 220, in order to realize that nut is accurately positioned at positioning
In slot 220, convenient for the progress of subsequent pcb board fastener assembly work.Preferably, as shown in Fig. 8, nut is hex nut, fixed
Position slot 220 is V-shaped groove compatible with the shape of nut, and it is real that the nut being transported in locating slot 220 passes through locating slot 220 first
Positioning is showed, the position of nut correctly guarantees to cause because nut deviation is excessive when subsequent pcb board assembles fastener in turn
Bolt can not be inserted into the screw hole of nut.
Present embodiment is by the cooperation positioning of the pushing groove 4221 on locating slot 220 and push strut 422 so that nut
Positioning it is more accurate and reliable, bolt is inserted into the spiral shell of nut when improving the accuracy of positioning, and then improving pcb board assembly
Accuracy rate in hole, to improve whole working efficiency.
Further, pcb board carry out fastener assembling process in, the screw rod knob of bolt in the screw hole of nut,
With being continuously increased for the depth screwed, the end of screw rod can stretch out in nut, since nut is located in locating slot 220, work as spiral shell
Bar is easy to abut to the bottom of locating slot 220 when stretching out screw hole, and then influences the further knob of bolt, leads to knob fastening not
In place.Preferably, as shown in figure 8, the bottom of the locating slot 220 of present embodiment offers bolt avoid holes 221, so that
The problem of screw rod can equally carry out knob screw rod, abut to the bottom of locating slot 220 without screw rod when stretching out screw hole,
It enables to screw bolt and nut that can preferably knob connect, ensure that pcb board fastener assembles.
In addition, in order to when a pcb board completes fastening assembly and removes PCB so that nut is from locating slot 220
After taking-up, next nut can be automatically transported in locating slot 220 by nut feeding, positioning device.As shown in figure 8, this reality
The side for applying the locating slot 220 of mode is provided with alignment sensor 230, and alignment sensor 230 is for incuding in locating slot 220
Nut.Specifically, the side of locating slot 220 offers light transmission through-hole 231, alignment sensor 230 can by light transmission through-hole 231
Sense in locating slot 220 whether there is nut.When alignment sensor 230, which senses, has nut in locating slot 220, on nut
Material, positioning device stop carrying out the automatic conveying of next nut, do not have when alignment sensor 230 senses in locating slot 220
When nut, nut feeding, positioning device can carry out automatically the automatic conveying of next nut, so realize nut feeding,
Positioning device is to the continuous automation feeding of nut, positioning.Since alignment sensor 230 is position sensor, since it is
The prior art thus its structure and connection relationship are not repeated again.
In present embodiment, there are two feeder channel 110 and feeding channel 210 are set side by side respectively, corresponding locating slot 220
It also is two, it can be by nut synchronous transport to respective locating slot by the first loading assemblies 410 and the second loading assemblies 420
In 220.In other embodiments, feeder channel 110 and feeding channel 210 can also only design one or more, specifically
Quantity can be processed according to the fastener of practical pcb board to be needed and designs.
The course of work that the feeding of nut, positioning and pcb board fastener assemble in present embodiment are as follows:
1) nut feeding, positioning device are in original operating state, the first loading assemblies 410 and the second loading assemblies 420
Above feeder channel 110 and feeding channel 210.Vibrating feed disk 120 and straight-line oscillation alarm component 130 are started to work,
By vibration so that the nut in vibrating feed disk 120 be arranged in a row be transported to feeder channel 110 in succession, shaken by straight line
Nut is further conveyed to feeding channel 210 by dynamic alarm component 130.
2) nut in feeder channel 110 enters feeding channel 210 and a mobile and nut along first direction
The identical distance of overall diameter length after, block material sensor sensing to the nut, and feedback signal, to controller, controller controls
The detent straight line cylinder 312 of detent component 310 does stretch out motion, stretches so that detent nose bar 311 can move in a second direction
Enter feeder channel 110 and is pressed against the next nut adjacent with the nut so that it can not be moved, and then realize the limit of nut
Detent.At the same time, vibrating feed disk 120 and straight-line oscillation alarm component 130 stop vibration, and stopping continues to be fed.
3) servo drive motor 432 drives first direction drive lead screw 433 to rotate, and then makes first direction driving block
434 drive first direction displacement support plate 435 to slide along first direction, and inserted link 412 is moved to along first direction
Top through the nut being transported in feeding channel 210, and inserted link third direction displacement piece 411 then enables inserted link 412 along
Three directions move to be inserted into the screw hole of nut, then servo drive motor 432 continue drive inserted link 412 along first direction to
The displacement of nut feeding is dynamic, and then nut is transported to material position on nut.
4) servo drive motor 432 drives first direction drive lead screw 433 to rotate, and then makes first direction driving block
434 drive first direction displacement support plate 435 to slide along first direction, so that push strut 422 is moved to feeding along first direction and lead to
210 top of road and the side for being located at the remotely located slot 220 of material position on nut, push strut third direction displacement piece 421 make push strut
422 are moved in feeding channel 210, and then servo drive motor 432 continues that push strut 422 is driven to move along first direction, into
And nut is pushed and is pressed against in locating slot 220.
5) pcb board is placed on positioning mechanism 200 and adjusts the position of pcb board by operator makes hole location on PCB plate
It is communicated with the screw hole face of the nut in locating slot 220.
6) bolt is transported to the surface of locating slot 220 by other automation equipments, and completes bolts and nuts
Knob assembly, and then complete the fastener assembly of the feeding of a nut, positioning and pcb board.
7) operator removes the pcb board for completing assembly, and there is no nuts for locating slot 220 at this time.Work as alignment sensor
230 sense that nut feeding, positioning device can carry out the automatic of next nut automatically when not having nut in locating slot 220
Conveying is opened, and then realizes nut feeding, positioning device and continuously automates feeding, positioning to nut.
The above is only a preferred embodiment of the present invention, for those of ordinary skill in the art, according to the present invention
Thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as to the present invention
Limitation.
Claims (10)
1. a kind of nut feeding, positioning device characterized by comprising
Feeding machanism (100) is provided with the feeder channel (110) for conveying nut along first direction；
Positioning mechanism (200) is provided with feeding channel (210) along the first direction, one end of the feeding channel (210)
It is connected to the feeder channel (110), the other end forms the locating slot (220) for positioning the nut；
Feed mechanism (400) comprising first be set to above the feeder channel (110) and the feeding channel (210)
Loading assemblies (410) and the second loading assemblies (420), first loading assemblies (410) be configured to by the nut by
One is pushed to material position on nut；Second loading assemblies (420) be configured to will be located at the nut on material position it is described
Nut pushes in the locating slot (220) along the feeding channel (210).
2. nut feeding as described in claim 1, positioning device, which is characterized in that the nut feeding, positioning device are also wrapped
It includes:
Lan Liao mechanism (300), the upstream position of material position on the nut are configured as when on the feeder channel (110)
A nut be conveyed through the Lan Liao mechanism (300) after, the Lan Liao mechanism (300) can limit remaining described spiral shell
It is female.
3. nut feeding as claimed in claim 2, positioning device, which is characterized in that the Lan Liao mechanism (300) includes detent
Component (310), the detent component (310) are set to the upstream position of material position on the nut, are configured to along second
Direction movement and the detent next nut adjacent with the nut that first loading assemblies (410) push, it is described
Second direction and the first direction are perpendicular.
4. nut feeding as claimed in claim 3, positioning device, which is characterized in that the detent component (310) includes detent
Nose bar (311) offers bit-avoiding slot (111), institute along the second direction on the side wall of the upstream position of material position on the nut
It states detent nose bar (311) to be arranged in the bit-avoiding slot (111), and the detent nose bar (311) can be transported along the second direction
The dynamic next nut adjacent with the nut that first loading assemblies (410) push with detent.
5. nut feeding as described in claim 1, positioning device, which is characterized in that the first loading assemblies (410) packet
It includes:
First direction displacement piece (430), the mobile inserted link of the first direction as described in first direction displacement piece (430) drives edge
Third direction displacement piece (411) and be set to the inserted link third direction displacement piece (411) output end inserted link (412)；
The inserted link third direction displacement piece (411) is configured to move the inserted link (412) along the third direction, with
It is inserted into the screw hole of the nut；
The first direction displacement piece (430) be configured to the top for making the inserted link (412) be moved to the nut and
Make the inserted link (412) that the nut is pushed to material position on the nut.
6. nut feeding as claimed in claim 5, positioning device, which is characterized in that the second loading assemblies (420) packet
It includes:
It the mobile push strut third direction displacement piece (421) of the first direction as described in actuator drives edge and pushes away described in being set to
The push strut (422) of the output end of compression bar third direction displacement piece (421)；
The push strut third direction displacement piece (421) is configured to move the push strut (422) along the third direction
It is dynamic, to be moved within the feeding channel (210)；
The actuator is configured as that the push strut (422) is made to be moved to the feeding channel (210) along the first direction
Top and it is located at side of the material position far from the locating slot (220) on the nut and will be located at the push strut (422) will
The nut of material position is pushed and is pressed against in the locating slot (220) on the nut.
7. nut feeding as claimed in claim 6, positioning device, which is characterized in that push strut (422) end offers
Pushing groove (4221) compatible with the shape of the nut.
8. nut feeding as claimed in claim 6, positioning device, which is characterized in that set on second loading assemblies (420)
It is equipped with buffer unit (440), the buffer unit (440), which is configured as the push strut (422), will be located at the nut feeding
When the nut of position pushes and is resisted against in the locating slot (220), reduces the push strut (422) and act on the nut
Impact force.
9. nut feeding as claimed in claim 8, positioning device, which is characterized in that the buffer unit (440) includes:
Elastic component (442), one end connect the output end of the first direction displacement piece (430), and the other end connects the pushing
Bar third direction displacement piece (421), the elastic component (442) are configured to do stretching motion along the first direction.
10. nut feeding as described in claim 1, positioning device, which is characterized in that open the bottom of the locating slot (220)
Equipped with bolt avoid holes (221).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910593745.6A CN110434573A (en) | 2019-07-03 | 2019-07-03 | A kind of nut feeding, positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910593745.6A CN110434573A (en) | 2019-07-03 | 2019-07-03 | A kind of nut feeding, positioning device |
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| CN110434573A true CN110434573A (en) | 2019-11-12 |
Family
ID=68428464
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910593745.6A Pending CN110434573A (en) | 2019-07-03 | 2019-07-03 | A kind of nut feeding, positioning device |
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| CN (1) | CN110434573A (en) |
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