CN210557911U - Chip grabbing device - Google Patents
Chip grabbing device Download PDFInfo
- Publication number
- CN210557911U CN210557911U CN201920786778.8U CN201920786778U CN210557911U CN 210557911 U CN210557911 U CN 210557911U CN 201920786778 U CN201920786778 U CN 201920786778U CN 210557911 U CN210557911 U CN 210557911U
- Authority
- CN
- China
- Prior art keywords
- swing arm
- arm assembly
- assembly
- chip
- eccentric wheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Manipulator (AREA)
Abstract
The utility model discloses a chip grabbing device, include: a frame; the swing arm assembly is movably arranged on the rack, and a grabbing mechanism for grabbing the chip is arranged on the swing arm assembly; the first rotating driver is arranged on the rack, is connected with the swing arm assembly and is used for driving the swing arm assembly to horizontally rotate; and the second rotary driver is arranged on the rack, an output shaft of the second rotary driver is connected with an eccentric wheel mechanism or a crank slide block mechanism or a cam mechanism, and the eccentric wheel mechanism or the crank slide block mechanism or the cam mechanism is connected with the swing arm assembly to drive the swing arm assembly to move up and down. The chip gripping device with the structure utilizes the mechanical reciprocating mechanism consisting of the eccentric wheel mechanism or the crank block mechanism or the cam mechanism to drive the swing arm assembly to move up and down, and is more stable and reliable compared with the traditional mode that the swing arm assembly is driven by the air cylinder to move up and down, and the moving precision is higher.
Description
Technical Field
The utility model relates to a LED technical field, especially a chip grabbing device.
Background
In the manufacturing process of the LED lamp, an LED chip needs to be installed and fixed on a sheet-shaped LED bracket, and a die bonder is often used in the production process of fixing the LED chip. In the working process of the die bonder, the LED chips need to be conveyed to the LED bracket by using the chip grabbing device, however, the common chip grabbing device is driven by the air cylinder to move up and down, so that the movement stability is low, the failure of the chip grabbing device in taking and placing the LED chips is easily caused, and the defective products are generated; secondly, because there is the reason of error in the thickness of LED support, the stroke of chip grabbing device's elevating movement, lead to easily causing the rigidity collision to take place between LED chip and the LED support, lead to damaging LED chip or LED support.
SUMMERY OF THE UTILITY MODEL
The utility model discloses lie in solving one of the technical problem that exists among the prior art at least, provide a chip grabbing device that elevating movement stability is high.
The utility model discloses a technical scheme that the solution problem adopted is:
a chip grasping apparatus, comprising: a frame; the swing arm assembly is movably arranged on the rack, and a grabbing mechanism for grabbing the chip is arranged on the swing arm assembly; the first rotating driver is arranged on the rack, is connected with the swing arm assembly and is used for driving the swing arm assembly to horizontally rotate; and the second rotary driver is arranged on the rack, an output shaft of the second rotary driver is connected with an eccentric wheel mechanism or a crank slide block mechanism or a cam mechanism, and the eccentric wheel mechanism or the crank slide block mechanism or the cam mechanism is connected with the swing arm assembly to drive the swing arm assembly to move up and down. The chip gripping device with the structure utilizes the mechanical reciprocating mechanism consisting of the eccentric wheel mechanism or the crank block mechanism or the cam mechanism to drive the swing arm assembly to move up and down, and is more stable and reliable compared with the traditional mode that the swing arm assembly is driven by the air cylinder to move up and down, and the moving precision is higher.
Preferably, the output shaft of the second rotary driver is connected with an eccentric wheel, the eccentric wheel is provided with a connecting piece positioned on one side of the rotation center of the eccentric wheel, the connecting piece is connected with a sliding block fixedly connected with the swing arm assembly, and the rack is provided with a guide mechanism for the sliding block to reciprocate along the vertical direction. The eccentric wheel, the connecting piece and the sliding block jointly form an eccentric wheel mechanism, the working stability and the motion precision of the chip grabbing device can be improved by utilizing the eccentric wheel mechanism to drive the swing arm assembly to move up and down, and the failure of picking and placing chips is avoided.
Preferably, the swing arm assembly comprises a swing arm frame and a suspension beam movably arranged on the swing arm frame, the swing arm frame is connected with the cam mechanism or the crank block mechanism or the eccentric wheel mechanism, an elastic assembly is connected between the suspension beam and the swing arm frame, and the suspension beam can swing up and down relative to the swing arm frame. When the suspension beam extends downwards to be in contact with other parts, the elastic assembly is elastically deformed, and the elastic assembly can effectively avoid rigid collision between the grabbing mechanism and other parts when the grabbing mechanism grabs or releases the chip.
Preferably, the cantilever beam is movably abutted to the swing arm frame through a fulcrum, the grabbing mechanism is arranged at one end of the cantilever beam far away from the fulcrum, a vertical first guide rod is arranged at one end of the cantilever beam close to the fulcrum, and a through hole for the first guide rod to pass through is formed in the swing arm frame. When the cantilever beam extends downwards to be in contact with other parts, one end of the cantilever beam close to the grabbing mechanism tilts upwards relative to the swing arm frame, the first guide rod moves downwards and enables the elastic piece to generate elastic potential energy, and when the cantilever beam rises, one end of the cantilever beam close to the grabbing mechanism resets downwards under the action of the elastic piece to move, so that rigid collision between the grabbing mechanism and other parts when the grabbing mechanism grabs or releases a chip is avoided through a simple structure.
Preferably, a nut is arranged on the upper portion of the first guide rod, a sinking platform is arranged in the through hole, the elastic piece is a compression spring sleeved outside the first guide rod, and two ends of the compression spring respectively abut against the nut and the sinking platform. The compression spring can be replaced by removing the nut, and the compression springs with different elastic coefficients can be selected according to the required restoring force.
Preferably, in order to further balance the stability of the downward resetting motion of the suspension beam, the elastic assembly further comprises an elastic sheet, the suspension beam is connected with the swing arm frame through the elastic sheet, and the suspension beam can be driven to return to move when the elastic sheet deforms.
Preferably, first rotation driver sets firmly in the frame, and first rotation driver's output shaft has a coupling block, has seted up a vertical guide way on the coupling block, swing arm subassembly fixedly connected with can be in vertical guide way elevating movement's second guide bar, and the second guide bar can follow the coupling block and rotate. When the swing arm assembly moves up and down, the second guide rod can move up and down relative to the vertical guide groove, but cannot rotate relative to the connecting block, so that when the first rotating driver drives the connecting block to rotate, the swing arm assembly can rotate along with the connecting block, and the horizontal rotation and the lifting movement of the swing arm assembly are not interfered with each other.
Preferably, the grabbing mechanism comprises an air suction nozzle which is connected with a vacuum pump to adsorb the chip, and the grabbing mechanism consisting of the air suction nozzle and the vacuum pump grabs the chip in an air suction mode to avoid damaging the chip.
The utility model has the advantages that: the chip gripping device with the structure utilizes the mechanical reciprocating mechanism consisting of the eccentric wheel mechanism or the crank block mechanism or the cam mechanism to drive the swing arm assembly to move up and down, and is more stable and reliable compared with the traditional mode that the swing arm assembly is driven by the air cylinder to move up and down, and the moving precision is higher.
Drawings
The invention will be further explained with reference to the drawings and the detailed description.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of FIG. 1 from another perspective with portions of the frame removed;
FIG. 3 is a schematic view of the internal structure of FIG. 1;
fig. 4 is a partially enlarged view of a portion a of fig. 3.
Detailed Description
Referring to fig. 1 to 3, a chip grasping apparatus includes: a frame 1; the swing arm assembly 10 is movably arranged on the rack 1, and a grabbing mechanism 20 for grabbing the chip is arranged on the swing arm assembly 10; the first rotating driver 30 is arranged on the frame 1, is connected with the swing arm assembly 10 and is used for driving the swing arm assembly 10 to horizontally rotate; and the second rotary driver 40 is arranged on the machine frame 1, and the output shaft of the second rotary driver is connected with an eccentric wheel mechanism or a crank block mechanism or a cam mechanism which is connected with the swing arm assembly 10 so as to drive the swing arm assembly 10 to move up and down. The chip gripping device with the structure drives the swing arm assembly 10 to move up and down by utilizing the mechanical reciprocating motion mechanism formed by the eccentric wheel mechanism or the crank block mechanism or the cam mechanism, and is more stable and reliable and higher in movement precision compared with the traditional mode that the swing arm assembly 10 is driven by the air cylinder to move up and down.
Referring to fig. 2 and 3, preferably, in some embodiments of the present invention, an eccentric wheel 51 is connected to the output shaft of the second rotation driver 40, a connecting member 52 is disposed on the eccentric wheel 51 and located on one side of the rotation center of the eccentric wheel, a sliding block 53 fixedly connected to the swing arm assembly 10 is connected to the connecting member 52, and a guiding mechanism 54 for the sliding block 53 to reciprocate in the vertical direction is disposed on the frame 1. The eccentric wheel 51, the connecting piece 52 and the sliding block 53 together form an eccentric wheel mechanism, and the working stability and the movement precision of the chip grabbing device can be improved by using the eccentric wheel mechanism to drive the swing arm assembly 10 to move up and down, so that the chip grabbing failure is avoided.
Referring to fig. 1, 2 and 4, preferably, the swing arm assembly 10 includes a swing arm frame 11 and a suspension beam 12 movably disposed on the swing arm frame 11, the swing arm frame 11 is connected to the cam mechanism or the slider-crank mechanism or the eccentric wheel mechanism, an elastic assembly 60 is connected between the suspension beam 12 and the swing arm frame 11, and the suspension beam 12 can swing up and down relative to the swing arm frame 11. When the suspension beam 12 is lowered to contact with other parts, the elastic member 60 is elastically deformed, and the elastic member 60 can effectively prevent the grasping mechanism 20 from rigidly colliding with other parts when grasping or releasing the chip.
Referring to fig. 4, preferably, the suspension beam 12 is movably abutted to the swing arm frame 11 through a fulcrum 101, the grabbing mechanism 20 is disposed at one end of the suspension beam 12 away from the fulcrum 101, a vertical first guide rod 71 is disposed at one end of the suspension beam 12 close to the fulcrum 101, and a through hole for the first guide rod 71 to pass through is disposed on the swing arm frame 11, wherein, in order to make the movement of the first guide rod 71 smoother, the aperture of the through hole is slightly larger than the diameter of the first guide rod 71, the elastic assembly 60 includes an elastic member 61 connected between the swing arm frame 11 and the first guide rod 71. When the suspension beam 12 extends downwards to be in contact with other parts, one end of the suspension beam 12 close to the grabbing mechanism 20 tilts upwards relative to the swing arm support 11, the first guide rod 71 moves downwards and enables the elastic piece 61 to generate elastic potential energy, and when the suspension beam 12 rises, one end of the suspension beam 12 close to the grabbing mechanism 20 returns downwards under the action of the elastic piece 61, so that rigid collision between the grabbing mechanism 20 and other parts when grabbing or releasing a chip is avoided through a simple structure.
Preferably, a nut 72 is disposed on an upper portion of the first guide rod 71, a counter 73 is disposed in the through hole, and the elastic member 61 is a compression spring sleeved outside the first guide rod 71, and two ends of the compression spring respectively abut against the nut 72 and the counter 73. The compression spring can be replaced by removing the nut 72, and the compression spring with different elastic coefficients can be selected according to the required restoring force.
Preferably, in order to further balance the stability of the downward return motion of the suspension beam 12, the elastic assembly 60 further includes an elastic piece 62, the elastic piece 62 connects the suspension beam 12 with the swing arm frame 11, and the elastic piece 62 can drive the suspension beam 12 to return to the motion when being deformed.
Referring to fig. 3, preferably, the first rotary driver 30 is fixedly arranged on the frame 1, an output shaft of the first rotary driver 30 is connected with a coupling block 31, a vertical guide groove 32 is formed in the coupling block 31, the swing arm assembly 10 is fixedly connected with a second guide rod 8 which can move up and down in the vertical guide groove 32, and the second guide rod 8 can rotate along with the coupling block 31. When the swing arm assembly 10 is moved up and down, the second guide bar 8 can move up and down relative to the vertical guide groove 32 but cannot rotate relative to the coupling block 31, for example, the cross section of the second guide bar 8 is polygonal, and the cross section of the vertical guide groove 32 matches the cross section of the second guide bar 8, so that the second guide bar 8 can only move up and down relative to the vertical guide groove 32 but cannot rotate relative to the vertical guide groove 32, thereby transmitting torque. Therefore, when the first rotation driver 30 drives the coupling block 31 to rotate, the swing arm assembly 10 can rotate along with the coupling block 31, so that the horizontal rotation and the lifting movement of the swing arm assembly 10 do not interfere with each other.
Preferably, the gripping mechanism 20 includes an air suction nozzle connected to a vacuum pump to suck the chip, and the gripping mechanism 20 consisting of the air suction nozzle and the vacuum pump grips the chip by air suction to prevent the chip from being damaged.
The above is only the preferred embodiment of the present invention, not limiting the patent scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct or indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (8)
1. A chip grasping apparatus, comprising:
a frame;
the swing arm assembly is movably arranged on the rack, and a grabbing mechanism for grabbing the chip is arranged on the swing arm assembly;
the first rotating driver is arranged on the rack, is connected with the swing arm assembly and is used for driving the swing arm assembly to horizontally rotate;
and the second rotary driver is arranged on the rack, an output shaft of the second rotary driver is connected with an eccentric wheel mechanism or a crank slide block mechanism or a cam mechanism, and the eccentric wheel mechanism or the crank slide block mechanism or the cam mechanism is connected with the swing arm assembly to drive the swing arm assembly to move up and down.
2. The chip gripper assembly of claim 1, wherein:
the output shaft of the second rotating driver is connected with an eccentric wheel, a connecting piece positioned on one side of the rotating center of the eccentric wheel is arranged on the eccentric wheel, a sliding block connected with the swing arm assembly is connected onto the connecting piece, and a guide mechanism for the sliding block to reciprocate in the vertical direction is arranged on the rack.
3. The chip gripper assembly of claim 1, wherein:
the swing arm assembly comprises a swing arm frame and a suspension beam movably arranged on the swing arm frame, the swing arm frame is connected with the cam mechanism or the crank block mechanism or the eccentric wheel mechanism, an elastic assembly is connected between the suspension beam and the swing arm frame, and the suspension beam can swing up and down relative to the swing arm frame.
4. A chip gripper apparatus as claimed in claim 3, wherein:
the cantilever beam and the swing arm frame are movably abutted through a fulcrum, the grabbing mechanism is arranged at one end, away from the fulcrum, of the cantilever beam, a vertical first guide rod is arranged at one end, close to the fulcrum, of the cantilever beam, a through hole for the first guide rod to penetrate through is formed in the swing arm frame, and the elastic assembly comprises an elastic piece connected between the swing arm frame and the first guide rod.
5. The chip gripper assembly of claim 4, wherein:
the upper portion of first guide bar is equipped with a nut, be equipped with a heavy platform in the through-hole, the elastic component is the outside compression spring of suit first guide bar, and the both ends of this compression spring support respectively and lean on nut and heavy platform.
6. The chip gripper assembly of claim 4, wherein:
the elastic assembly further comprises an elastic sheet, the suspension beam is connected with the swing arm frame through the elastic sheet, and the suspension beam can be driven to perform return motion when the elastic sheet deforms.
7. The chip gripper assembly of claim 1, wherein:
the first rotary driver is fixedly arranged on the rack, an output shaft of the first rotary driver is connected with a connecting block, a vertical guide groove is formed in the connecting block, the swing arm assembly is fixedly connected with a second guide rod capable of moving up and down in the vertical guide groove, and the second guide rod can rotate along with the connecting block.
8. The chip gripper assembly of claim 1, wherein:
the grabbing mechanism comprises an air suction nozzle, and the air suction nozzle is connected with a vacuum pump to adsorb the chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920786778.8U CN210557911U (en) | 2019-05-28 | 2019-05-28 | Chip grabbing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920786778.8U CN210557911U (en) | 2019-05-28 | 2019-05-28 | Chip grabbing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210557911U true CN210557911U (en) | 2020-05-19 |
Family
ID=70630419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920786778.8U Expired - Fee Related CN210557911U (en) | 2019-05-28 | 2019-05-28 | Chip grabbing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210557911U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115108323A (en) * | 2022-07-18 | 2022-09-27 | 湖南联芯精密科技有限公司 | MiniLED out-of-order arranging machine |
-
2019
- 2019-05-28 CN CN201920786778.8U patent/CN210557911U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115108323A (en) * | 2022-07-18 | 2022-09-27 | 湖南联芯精密科技有限公司 | MiniLED out-of-order arranging machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105058400B (en) | A kind of manipulator of adjustable angle | |
| CN104972348B (en) | A kind of constitutionally stable manipulator of adjustable angle | |
| CN211916869U (en) | Claw anchor clamps that pile up neatly machine people used of tearing open | |
| CN210557911U (en) | Chip grabbing device | |
| CN211056179U (en) | Novel compact suction and clamping integrated device | |
| CN211003521U (en) | Automatic feeding mechanism of punch press | |
| CN216996706U (en) | Powder canning pile up neatly device | |
| CN115196347A (en) | Turret device | |
| CN108608451B (en) | Sucking disc formula manipulator of plane self-adaptation regulation | |
| CN2693436Y (en) | Bi-free degree mobile flat surface parallel mechanism | |
| CN114368618A (en) | Upset feeding agencies | |
| CN106624964A (en) | Efficient mechanical hand device for lathe | |
| CN108000550B (en) | Glass workpiece pickup mechanism and laser processing system | |
| CN216731816U (en) | High-speed swing manipulator | |
| CN215318669U (en) | Precision jacking platform | |
| CN212827141U (en) | Valve sticking device of bottom pasting machine for paper yarn composite bag | |
| CN211548651U (en) | Floor knocking telescopic mechanism and floor mounting complete machine with same | |
| CN111620171B (en) | Assembly and rubberizing integral type assembly line | |
| CN210758064U (en) | Automatic leading-in device | |
| CN105964826A (en) | Automatic discharging device provided with punching machine and connecting rods | |
| CN2675355Y (en) | Double degree of freedom moveable parallel robot mechanism | |
| CN209922785U (en) | Device capable of driving two lifting platforms to be controlled simultaneously | |
| CN102921868B (en) | Six-degree-of-freedom forging manipulator | |
| CN214378357U (en) | A packaging mechanism for Vcsel chip | |
| CN220905484U (en) | Separation bag taking device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200519 Termination date: 20210528 |