CN208819835U - Clip mechanism and wire bonder - Google Patents
Clip mechanism and wire bonder Download PDFInfo
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- CN208819835U CN208819835U CN201821608195.8U CN201821608195U CN208819835U CN 208819835 U CN208819835 U CN 208819835U CN 201821608195 U CN201821608195 U CN 201821608195U CN 208819835 U CN208819835 U CN 208819835U
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- folder
- fixing clamp
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- swing
- supporting element
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/74—Apparatus for manufacturing arrangements for connecting or disconnecting semiconductor or solid-state bodies
- H01L24/78—Apparatus for connecting with wire connectors
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Wire Bonding (AREA)
Abstract
The utility model relates to a kind of clip mechanism and wire bonders, included supports support in fixing clamp and is swung between folder, the drive end of abnormal lower swing folder is swung back and forth using the perpendicular bisector of supporting element as rotary shaft under the action of driving assembly relative to fixing clamp, the driven end of swing folder and the driven end of fixing clamp for clamping bonding wire is driven constantly to open and close simultaneously, the both ends of elastic component are connected with fixing clamp and swing folder respectively, elastic component is located at side of the supporting element far from the drive end for swinging folder, and close to the position of supporting element, the driven end that normality lower swing is pressed from both sides contacts always with the driven end of fixing clamp.By the position that elastic component is positioned close to supporting element, both ensured that the driven end of normality lower swing folder and fixing clamp contacted always, make the variable quantity for swinging the deformation quantity of elastic component during folder rotates smaller again, to improve the control precision of response speed and clamping force, and then improve the quality of bonding wire and the reliability of connection.
Description
Technical field
The utility model relates to field of semiconductor processing, more particularly to clip mechanism and wire bonder.
Background technique
Wire bonder mainly utilizes metal lead wire to connect chip bonding pad with package pins.Clip mechanism is as lead key
The important component of conjunction machine is mainly used for clamping bonding wire, bonding position is sent to, so that bonding wire is bonded on electric grade and core
On piece.And with the rapid development of semicon industry, higher and higher, general wire clamp is required for product quality and process velocity
Mechanism is unable to satisfy processing request, and the reliability of the quality and connection that lead to bonding wire is lower.
Utility model content
Based on this, it is necessary to a kind of clip mechanism and wire bonder are provided, with improve clip mechanism response speed and
The control precision of clamping force, to improve the quality of bonding wire and the reliability of connection.
A kind of clip mechanism including supporting element, elastic component and the fixing clamp being oppositely arranged and swings folder, the supporting element branch
Support is in fixing clamp and swings between folder, the drive end that the abnormal lower swing is pressed from both sides phase under the action of driving assembly
It is swung back and forth using the perpendicular bisector of the supporting element as rotary shaft for the fixing clamp, while driving the swing for clamping bonding wire
The driven end of folder and the driven end of fixing clamp constantly open and close, and one end of the elastic component is connect with the fixing clamp, the elasticity
The other end of part and swing folder connect, and the elastic component is located at one of the supporting element far from the drive end for swinging folder
Side, and close to the position of the supporting element, for so that under normality driven end and the fixing clamp for swinging folder it is driven
End can contact always.
Above scheme provides a kind of clip mechanism, by the way that the bullet is arranged between the fixing clamp and swing folder
Property part, enabling the clip mechanism, the driven end of driven end and the fixing clamp for swinging folder connects always under normal conditions
Touching.Normality described here refers in driving assembly not to the state of clip mechanism described in the case where swinging folder driving force.Together
When the driving component drives the drive end for swinging folder to swing back and forth relative to the drive end of fixing clamp, based on described
Elastic component is located at close to the position of the supporting element, so that the elastic deformation for swinging the elastic component during folder rotates
The variable quantity of amount is smaller, so that the driving component driving force needed for driving described swing during folder moves is mended
The variable quantity for the amount of repaying is smaller, to improve response speed.The driving component is enabled accurately to control the swing simultaneously
Folder movement enables the swing folder and the fixing clamp more accurately to control the dynamics of clamping bonding wire.To improve bonding wire
Quality and connection reliability.
The elastic component includes extension spring in one of the embodiments, and the extension spring is located at the supporting element
Side far from the drive end for swinging folder, and it is substantially equal to the position of the supporting element, one end of the extension spring
It is connect with the fixing clamp, the other end of the extension spring and swing folder connect, and the extension spring is in drawing always
Stretch state.
The clip mechanism further includes the first hanging pin and the second hanging pin, first hanging pin in one of the embodiments,
It is connect with the fixing clamp, first hanging pin passes through the ring of described extension spring one end, is limited in the fixing clamp
On, second hanging pin and swing folder connect, and second hanging pin passes through the ring of the extension spring other end, by it
It is fixed on the swing folder.
The supporting element is two in one of the embodiments, two longitudinally spaced distributions of supporting element, two supports
Virtual pivot is formed between part, the swing folder is swung relative to the fixing clamp by rotary shaft of the virtual pivot,
The elastic component is located between two supporting elements, and the central axis of the elastic component is located at the virtual pivot far from driving assembly
Side, and be substantially equal to the position of the virtual pivot.
The supporting element includes ball in one of the embodiments, and the first ball is equipped between the ball and fixing clamp
Support, the first ball support are connect with fixing clamp, and the second ball support, the second ball support and pendulum are equipped between the ball and swing folder
Dynamic folder connection, the ball are clamped between the first ball support and the second ball support, the first ball support and/or described second
Ball support can be slided on the surface of the ball, and the center of two balls is located on the virtual pivot.
The first ball support side opposite with the ball is equipped with the first concave surface in one of the embodiments, described
The surface matching of first concave surface and the ball, the second ball support side opposite with the ball are equipped with the second concave surface, institute
State the surface matching of the second concave surface Yu the ball.
The clip mechanism further includes driving assembly and air-guide part, the driving component packet in one of the embodiments,
Voice coil motor is included, the mover of the voice coil motor is connect with the drive end for swinging folder, the stator of the voice coil motor and institute
Fixing clamp connection is stated, the mover and the stator Corresponding matching are arranged, and the air-guide part is equipped with for conducting cooling gas
Air guide channel, the outlet of the air guide channel is correspondingly arranged with the mover, so that the cooling imported by the air guide channel
Gas can be blown on the surface of the mover.
In one of the embodiments, the outlet of the air guide channel include two gas vents, two gas vents respectively with it is described
Two surfaces of mover are correspondingly arranged.
The driven end for swinging folder is equipped with the first wire clamp piece and auxiliary guide block in one of the embodiments, described auxiliary
Assistant director of a film or play's block is hung on the swing folder, and first wire clamp piece is located at described swing and presss from both sides the side opposite with the fixing clamp,
Position corresponding with first wire clamp piece is equipped with the second wire clamp piece on the fixing clamp, and the auxiliary guide block is equipped with for bonding wire
The threading hole passed through, the threading hole are correspondingly arranged with first wire clamp piece, enable bonding wire across the threading hole
It is clamped between the first wire clamp piece and the second wire clamp piece, the inner wall of the threading hole is high abrasion insulation wall, first wire clamp
Piece and second wire clamp piece are high abrasion insulating trip.
A kind of wire bonder, including above-mentioned clip mechanism.
Above scheme provides a kind of wire bonder, mainly by using wire clamp machine described in any of the above-described scheme
Structure improves the response speed for swinging and swinging back and forth between folder and fixing clamp, while improving the clamping force precision of control clamping bonding wire,
To improve the quality of bonding wire and the reliability of connection.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of clip mechanism described in the present embodiment；
Fig. 2 is the explosive view of clip mechanism described in the present embodiment；
Fig. 3 is the structural schematic diagram at another visual angle of clip mechanism described in the present embodiment；
Fig. 4 be Fig. 3 in A-A to cross-sectional view；
Fig. 5 is the structural schematic diagram of air-guide part described in the present embodiment.
Description of symbols:
10, clip mechanism, 11, supporting element, 111, virtual pivot, 12, elastic component, 121, ring, the 122, first hanging pin,
123, the second hanging pin, 13, fixing clamp, the 131, second wire clamp piece, 14, swing folder, the 141, first wire clamp piece, 142, auxiliary guide block,
1421, threading hole, 15, driving assembly, 16, air-guide part, 161, air guide channel, 1611, stomata, the 17, first ball support, 18, second
Ball support, 20, bonding wire.
Specific embodiment
As shown in Figures 1 to 4, a kind of clip mechanism 10, including supporting element 11, elastic component are provided in one embodiment
12 and the fixing clamp 13 that is oppositely arranged and folder 14 is swung, the supporting element 11 is supported on fixing clamp 13 and swings between folder 14, makes
It is abnormal it is lower it is described swing folder 14 drive end can under the action of driving assembly 15 relative to the fixing clamp 13 with institute
The perpendicular bisector for stating supporting element 11 swings back and forth for rotary shaft, at the same drive for clamp bonding wire 20 swing folder 14 driven end with
The driven end of fixing clamp 13 constantly opens and closes, and one end of the elastic component 12 is connect with the fixing clamp 13, the elastic component 12
The other end is connect with swing folder 14, and the elastic component 12 is located at the supporting element 11 far from the drive end for swinging folder 14
Side, and close to the supporting element 11 position, for so that under normality it is described swing folder 14 driven end and the fixation
The driven end of folder 13 can contact always.
Above scheme provides a kind of clip mechanism 10, by being arranged between the fixing clamp 13 and swing folder 14
The elastic component 12 so that the clip mechanism 10 under normal conditions it is described swing folder 14 driven end and the fixing clamp 13 from
Moved end can contact always.Normality described here refers in driving assembly 15 not to described in the case where swinging 14 driving force of folder
The state of clip mechanism 10.Simultaneously when the driving component 15 drives the drive end for swinging folder 14 relative to fixing clamp 13
When drive end swings back and forth, it is located at based on the elastic component 12 close to the position of the supporting element 11, so that swing folder 14
The variable quantity of the amount of elastic deformation of the elastic component 12 is smaller during rotation, so that the driving component 15 is driving
The variable quantity for swinging driving force compensation rate required during folder 14 moves is smaller, to improve response speed.Simultaneously
The driving component 15 is enabled accurately to control 14 movement of swing folder, so that swing folder 14 and the fixing clamp
13 can more accurately control the dynamics of clamping bonding wire 20.To improve the quality of bonding wire 20 and the reliability of connection.
Specifically, the elastic component 12 is located at close to the position of the supporting element 11, refers to and is swinging folder 14 or fixing clamp
In 13 transverse direction, it is still not Chong Die with supporting element 11 that the elastic component 12 is substantially equal to the supporting element 11.Here
Laterally refer to the transverse direction of Fig. 3.Longitudinal direction described herein refers to that Fig. 3's is vertical.If being transversely distributed with crossing 11 center of supporting element
Axis is X-axis, and crossing the axis that 11 center of supporting element is distributed along longitudinal direction is Y-axis, then the elastic component 12 is located at for infinite tendency in X direction
In 0 position.Although the elastic component 12 is located at and levels off to the position of the supporting element 11, the elastic component 12 with it is described
There is no interference between supporting element 11, i.e., the described supporting element 11 will not influence the deformation process of the elastic component 12.
Specifically, in one embodiment, as shown in Figures 2 to 4, the elastic component 12 includes extension spring, the drawing
It stretches spring and is located at side of the supporting element 11 far from the drive end for swinging folder 14, and be substantially equal to the supporting element 11
Position, one end of the extension spring connect with the fixing clamp 13, the other end of the extension spring and swings folder
14 connections, the extension spring are in tensional state always.
Play the role of tension to fixing clamp 13 and swing folder 14 by using extension spring, so that fixing clamp 13 under normality
Driven end and swing folder 14 driven end contact always.Moreover, when supporting element 11 both ends respectively with fixing clamp 13 and swing
When folder 14 abuts, the extension spring enables fixing clamp 13 and swing folder 14 to abut always with supporting element 11, i.e., will support
Part 11 is clamped in centre, and supporting element 11 plays a supporting role to fixing clamp 13 and swing folder 14.For example, working as the branch
Support member 11 includes ball, and when ball is connected to fixing clamp 13 and swings between folder 14, then the extension spring is by the fixing clamp
13 enable the ball to play a supporting role fixing clamp 13 and swing folder 14 with 14 tension of folder is swung.
Moreover, similarly the extension spring is located at side of the supporting element 11 far from the drive end for swinging folder 14,
And it is substantially equal to the position of the supporting element 11.So that driving assembly 15 driving swing folder 14 relative to fixing clamp 13 back and forth
When swing, the variable quantity of the deformation quantity of extension spring is smaller, and then driving assembly 15 can more accurately control 14 pendulum of swing folder
It is dynamic, the control precision of the clamping force of clamping bonding wire 20 is improved, while improving and swinging the response speed that folder 14 is swung.
Optionally, the extension spring can also be replaced with to other elastic components 12, as long as elastic component 12 can be to fixing clamp
13 play tensioning function with folder 14 is swung, so that the driven end that the driven end of fixing clamp 13 and swing press from both sides 14 under normality connects always
Touching, and when driving assembly 15 gives swing 14 driving force of folder, swinging folder 14 can swing relative to fixing clamp 13.
Further, in one embodiment, as shown in Figures 2 to 4, the clip mechanism 10 further includes the first hanging pin
122 and second hanging pin 123, first hanging pin 122 connect with the fixing clamp 13, first hanging pin 122 passes through the drawing
The ring 121 for stretching spring one end is limited on the fixing clamp 13, and second hanging pin 123 connects with swing folder 14
It connects, second hanging pin 123 passes through the ring 121 of the extension spring other end, is fixed on the swing folder 14.
It is respectively interposed by using the first hanging pin 122 and the second hanging pin 123 at the both ends of extension spring, so that bullet will be stretched
The both ends of spring are connect with fixing clamp 13 and swing folder 14 respectively, so that swinging folder 14 during swing, extension spring is being sent out
When raw flexible deformation, the torsional deflection of extension spring is unrestricted, will not influence and connects between fixing clamp 13 and swing folder 14
Reliability.
Further, in one embodiment, as shown in figure 4, the supporting element 11 is two, two supporting elements 11 are along vertical
To being spaced apart, form virtual pivot 111 between two supporting elements 11, swings press from both sides 14 relative to the fixing clamp 13 with
The virtual pivot 111 is rotary shaft swing, and the elastic component 12 is located between two supporting elements 11, the elastic component 12
Central axis is located at the side of the virtual pivot 111 far from driving assembly 15, and is substantially equal to the virtual pivot 111
Position.
By setting two for the supporting element 11, and two supporting elements 11 are distributed along longitudinal direction, then by elastic component 12
It is arranged between upper support unit and lower support unit, so that can be relatively reliable between swing folder 14 and fixing clamp 13
It is opposite to swing.Longitudinal direction described here is the vertical of Fig. 3.It is opposite between swing folder described in use process 14 and fixing clamp 13 to swing
When, it is rotary shaft with the virtual pivot 111, the active force of elastic component 12 is located between two supporting elements 11, on the whole
Improve the operational reliability of clip mechanism 10.
And the central axis of the elastic component 12 is located at the virtual pivot 111 formed between two supporting elements 11 far from drive
The side of dynamic component 15, while the central axis of elastic component 12 is substantially equal to virtual pivot 111.When the elastic component 12 includes
When extension spring, the central axis of the elastic component 12 is the central axis of the extension spring.That is, in one embodiment, institute
Stating elastic component 12 includes extension spring, and the both ends of extension spring are connect with the fixing clamp 13 and swing folder 14 respectively, the drawing
Spring is stretched between two supporting elements 11, and the central axis of the extension spring is located at the virtual pivot 111 far from drive
The side of dynamic component 15, and it is substantially equal to the position of virtual pivot 111.
Further specifically, in one embodiment, as shown in Figure 2 and Figure 4, the supporting element 11 includes ball, described
The first ball support 17 is equipped between ball and fixing clamp 13, the first ball support 17 is connect with fixing clamp 13, the ball and swing
The second ball support 18 is equipped between folder 14, the second ball support 18 is connect with folder 14 is swung, and the ball is clamped in described first
Between ball support 17 and the second ball support 18, the first ball support 17 and/or the second ball support 18 can be on the surfaces of the ball
Sliding, the center of two balls is located on the virtual pivot 111.
Set the supporting element 11 to include ball by way of, while being arranged between ball and fixing clamp 13
The second ball support 18 is arranged between ball and swing folder 14 in one ball support 17, when swinging folder 14 relative to the swing of fixing clamp 13, institute
The first ball support 17 and/or the second ball support 18 is stated to slide on the surface of ball.Both swing folder 14 and fixing clamp 13 were played
Supporting role, while also avoiding the case where hindering swing folder 14 and fixing clamp 13 to swing relatively.Moreover, using the first ball
It reduces and rubs to the greatest extent while the form that support 17 and/or the second ball support 18 are slided on ball surface is to play a supporting role
Resistance is wiped, precision and reliability that the clip mechanism 10 moves are improved.
Further, in one embodiment, as shown in Figure 2 and Figure 4, the first ball support 17 is opposite with the ball
Side is equipped with the first concave surface, the surface matching of first concave surface and the ball, the second ball support 18 and the ball phase
Pair side be equipped with the second concave surface, the surface matching of second concave surface and the ball.To further improve the first ball
The reliability that support 17 and 18 ball support of the second ball support are slided on ball surface, while having reduced frictional resistance to the greatest extent.
Optionally, the supporting element 11, which can also be used, is respectively set guiding spin at the both ends of support rod, in fixing clamp 13
It is embedded guiding ball groove with the corresponding position of guiding spin on folder 14 with swinging, the side wall for being oriented to ball groove digs wearing of upwardly extending
Hole, when installation, guiding ball groove is taken advantage of a situation from perforation to be put into guiding ball groove, and after guiding spin is installed to and is oriented to ball groove, is based on
Being oriented to spin will not be by longitudinal external force, therefore is constantly in guiding ball groove.And 14 phases are pressed from both sides in fixing clamp 13 and swing
Pair side be equipped with it is corresponding guiding ball groove conducting the first resigning mouthful, swing press from both sides 14 sides opposite with fixing clamp 13 be equipped with
With the second resigning mouthful of corresponding guiding ball groove conducting.When swinging folder 14 with the swing relatively of fixing clamp 13, the support rod both ends
Guiding spin guiding ball groove in roll, support rod is swung therewith, and the both ends of support rod are respectively described first at this time
It is moved in resigning mouthful and the second resigning mouthful.
Further, in one embodiment, as depicted in figs. 1 and 2, the clip mechanism 10 further includes driving assembly
15, the driving component 15 includes voice coil motor, and the mover of the voice coil motor is connect with the drive end for swinging folder 14, institute
The stator for stating voice coil motor is connect with the fixing clamp 13, and the mover and the stator Corresponding matching are arranged.By further
The driving component 15 is set, and sets voice coil motor for the driving component 15, makes full use of the height of the voice coil motor
Fast features of response and torque monitoring and the controllable ability of torque monitor the elastic component 12 using voice coil motor and are swinging folder 14
The variation of elastic resistance during swing, to accurately control to the driving force for swinging folder 14.And by by elastic component 12
What is be arranged is substantially equal to supporting element 11, so that the variable quantity of amount of elastic deformation during swinging folder 14 and swinging of elastic component 12
It is smaller, so that the driving force that voice coil motor gives swing folder 14 is more accurate, so that swinging driven end and the fixation of folder 14
The control precision of the clamping force of the driven end clamping bonding wire 20 of folder 13 is higher.
And be directly connected to the mover of voice coil motor and stator with swing folder 14 and fixing clamp 13 respectively, reduce intermediate pass
Power link has further ensured voice coil motor to the control precision for swinging the relative motion between folder 14 and fixing clamp 13.
Further, in one embodiment, as shown in Figure 1, Figure 2 and shown in Fig. 5, the driving component 15 includes air-guide part
16, the air-guide part 16 is equipped with the air guide channel 161 for conducting cooling gas, the outlet of the air guide channel 161 and institute
It states mover to be correspondingly arranged, the cooling gas imported by the air guide channel 161 is blown on the surface of the mover.Pass through
The air-guide part 16 is further set, two surfaces of the mover of the voice coil motor are cooled down, voice coil motor is improved
Service life, and then improve the service life of clip mechanism 10.
Specifically, in one embodiment, as shown in figure 5, the outlet of the air guide channel 161 includes two gas vents
1611, two gas vents 1611 are correspondingly arranged with two surfaces of the mover respectively.In use process, pass through air guide channel 161
The cooling gas of conduction more accurately acts on two surfaces of mover under the action of two gas vent 1611, improves voice coil electricity
The cooling efficiency of machine.
Further, in one embodiment, as depicted in figs. 1 and 2, the driven end for swinging folder 14 is equipped with First Line
Intermediate plate 141 and auxiliary guide block 142, the auxiliary guide block 142 are hung on the swing folder 14, first wire clamp piece 141
It is corresponding with first wire clamp piece 141 on the fixing clamp 13 in 14 sides opposite with the fixing clamp 13 of swing folder
Position be equipped with the second wire clamp piece 131, the auxiliary guide block 142 is equipped with the threading hole 1421 that passes through for bonding wire 20, described to wear
String holes 1421 is correspondingly arranged with first wire clamp piece 141, and the bonding wire 20 across the threading hole 1421 is clamped in
Between first wire clamp piece 141 and the second wire clamp piece 131, the inner wall of the threading hole 1421 is high abrasion insulation wall, described first
Wire clamp piece 141 and second wire clamp piece 131 are high abrasion insulating trip.
By setting high abrasion insulation wall for the inner wall of the threading hole 1421, by first wire clamp piece 141 and institute
It states the second wire clamp piece 131 and is disposed as high abrasion insulating trip, it is described during use to improve the high speed clip mechanism 10
The wearability of the corresponding threading hole wall of bonding wire 20, the first wire clamp piece 141 and the second wire clamp piece 131.Moreover, working as the high speed wire clamp
When mechanism 10 is using mechanism form above-mentioned, the response speed of the high speed clip mechanism 10 is relatively fast, general wire clamp machine
The mechanism that 10 front end of structure is used to clamp bonding wire 20 is unable to satisfy the requirement of required response speed in this programme, therefore passes through in this case
The high abrasion insulation wall and high abrasion insulating trip are set, the rate request of clip mechanism 10 in this case had both been met, while
Improve service life and reliability.
Further, a kind of wire bonder is provided in another embodiment, including above-mentioned clip mechanism 10.
Above scheme provides a kind of wire bonder, mainly by using clip mechanism described in any of the above-described scheme
10, the response speed for swinging and swinging back and forth between folder 14 and fixing clamp 13 is improved, while improving the clamping of control clamping bonding wire 20
Power precision, to improve the quality of bonding wire 20 and the reliability of connection.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of clip mechanism, which is characterized in that including supporting element, elastic component and the fixing clamp being oppositely arranged and swing folder, institute
Supports support is stated in fixing clamp and is swung between folder, enables the abnormal lower drive end for swinging folder in driving assembly
Under the action of swung back and forth using the perpendicular bisector of the supporting element as rotary shaft relative to the fixing clamp, while drive for clamping
The driven end of swing folder and the driven end of fixing clamp of bonding wire constantly open and close, and one end of the elastic component and the fixing clamp connect
It connects, the other end of the elastic component and swing folder connect, and the elastic component is located at the supporting element and presss from both sides far from the swing
Drive end side, and close to the supporting element position, for so that under normality it is described swing folder driven end with it is described
The driven end of fixing clamp can contact always.
2. clip mechanism according to claim 1, which is characterized in that the elastic component includes extension spring, the stretching
Spring is located at side of the supporting element far from the drive end for swinging folder, and is substantially equal to the position of the supporting element,
One end of the extension spring is connect with the fixing clamp, and the other end of the extension spring and swing folder connect, described
Extension spring is in tensional state always.
3. clip mechanism according to claim 2, which is characterized in that it further include the first hanging pin and the second hanging pin, described
One hanging pin is connect with the fixing clamp, and first hanging pin passes through the ring of described extension spring one end, is limited described
On fixing clamp, second hanging pin and swing folder are connected, and second hanging pin passes through the ring of the extension spring other end
Circle is fixed on the swing folder.
4. clip mechanism according to any one of claims 1 to 3, which is characterized in that the supporting element is two, two branch
The longitudinally spaced distribution of support member, forms virtual pivot between two supporting elements, the swing folder relative to the fixing clamp with
The virtual pivot is rotary shaft swing, and the elastic component is located between two supporting elements, the center axle position of the elastic component
In side of the virtual pivot far from driving assembly, and it is substantially equal to the position of the virtual pivot.
5. clip mechanism according to claim 4, which is characterized in that the supporting element includes ball, the ball and solid
The first ball support is equipped between clamp, the first ball support is connect with fixing clamp, is equipped with the second ball between the ball and swing folder
Support, the second ball support and swings folder connection, and the ball is clamped between the first ball support and the second ball support, and described the
One ball support and/or the second ball support can be slided on the surface of the ball, and the center of two balls is located at the virtual rotation
In shaft.
6. clip mechanism according to claim 5, which is characterized in that the first ball support side opposite with the ball
Equipped with the first concave surface, the surface matching of first concave surface and the ball, the second ball support side opposite with the ball
Face is equipped with the second concave surface, the surface matching of second concave surface and the ball.
7. clip mechanism according to any one of claims 1 to 3, which is characterized in that it further include driving assembly and air-guide part,
The driving component includes voice coil motor, and the mover of the voice coil motor is connect with the drive end for swinging folder, the voice coil
The stator of motor is connect with the fixing clamp, and the mover and the stator Corresponding matching are arranged, and the air-guide part, which is equipped with, to be used
In the air guide channel of conduction cooling gas, the outlet of the air guide channel is correspondingly arranged with the mover, so that by the air guide
The cooling gas that channel imports can be blown on the surface of the mover.
8. clip mechanism according to claim 7, which is characterized in that the outlet of the air guide channel includes two gas vents,
Two gas vents are correspondingly arranged with two surfaces of the mover respectively.
9. clip mechanism according to any one of claims 1 to 3, which is characterized in that the driven end for swinging folder is equipped with
First wire clamp piece and auxiliary guide block, the auxiliary guide block are hung on the swing folder, and first wire clamp piece is located at the pendulum
Dynamic to press from both sides the side opposite with the fixing clamp, position corresponding with first wire clamp piece is equipped with the second wire clamp on the fixing clamp
Piece, the auxiliary guide block are equipped with the threading hole passed through for bonding wire, and the threading hole is correspondingly arranged with first wire clamp piece, makes
Obtaining can be clamped in the first wire clamp piece and the second wire clamp piece across the bonding wire of the threading hole, and the inner wall of the threading hole is
High abrasion insulation wall, first wire clamp piece and second wire clamp piece are high abrasion insulating trip.
10. a kind of wire bonder, which is characterized in that including the described in any item clip mechanisms of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821608195.8U CN208819835U (en) | 2018-09-29 | 2018-09-29 | Clip mechanism and wire bonder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821608195.8U CN208819835U (en) | 2018-09-29 | 2018-09-29 | Clip mechanism and wire bonder |
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| Publication Number | Publication Date |
|---|---|
| CN208819835U true CN208819835U (en) | 2019-05-03 |
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ID=66278968
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821608195.8U Active CN208819835U (en) | 2018-09-29 | 2018-09-29 | Clip mechanism and wire bonder |
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| CN (1) | CN208819835U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109300796A (en) * | 2018-09-29 | 2019-02-01 | 广东阿达智能装备有限公司 | Clip mechanism and wire bonder |
| CN114039222A (en) * | 2021-11-10 | 2022-02-11 | 国网山东省电力公司高密市供电公司 | Thermal expansion wiring clamp device and mounting method |
-
2018
- 2018-09-29 CN CN201821608195.8U patent/CN208819835U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109300796A (en) * | 2018-09-29 | 2019-02-01 | 广东阿达智能装备有限公司 | Clip mechanism and wire bonder |
| CN114039222A (en) * | 2021-11-10 | 2022-02-11 | 国网山东省电力公司高密市供电公司 | Thermal expansion wiring clamp device and mounting method |
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