CN112193814B

CN112193814B - Chip sorting device

Info

Publication number: CN112193814B
Application number: CN202010868403.3A
Authority: CN
Inventors: 邱成; 陈文艺; 余小光; 张新
Original assignee: Hangzhou Changchuan Technology Co Ltd
Current assignee: Hangzhou Changchuan Technology Co Ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2022-06-17
Anticipated expiration: 2040-08-26
Also published as: CN112193814A

Abstract

The invention relates to a chip sorting device. Chip sorting unit includes the mounting bracket and becomes the interval module, becomes the interval module setting on the mounting bracket, becomes the interval module and includes: the movable base plate is movably arranged on the mounting frame along a first direction, and a second panel mechanism is fixedly arranged on the movable base plate; the first direction reverse pitch-variable moving mechanism is arranged on the moving substrate and is connected with a first panel mechanism and a third panel mechanism; the double-speed first-direction equal-ratio variable-pitch moving mechanism is movably arranged on the moving substrate along a first direction, the third panel mechanism is connected with the double-speed first-direction equal-ratio variable-pitch moving mechanism, a fourth panel mechanism is arranged on the double-speed first-direction equal-ratio variable-pitch moving mechanism, and the first-direction reverse variable-pitch moving mechanism drives the first panel mechanism and the third panel mechanism to reversely and synchronously move and drives the third panel mechanism and the fourth panel mechanism to relatively move at double speeds. The chip sorting device can prevent material warping.

Description

Chip sorting device

Technical Field

The invention relates to the field of chip processing equipment, in particular to a chip sorting device.

Background

The working flow of chip sorting and conveying machine is as follows: chips in the material supplying and receiving disc are transferred to the detection station through the sorting device, chips qualified in detection are transferred to the material supplying and receiving disc, and chips unqualified in detection are transferred to the waste material box. The chips to be tested in the whole process are received by the receiving tray or the shuttle tray so as to realize the transfer among a plurality of positions. The material supply and receiving disc and the shuttle disc are provided with a plurality of grooves. In the chip test process, transfer to the shuttle dish from supplying the material receiving disc through sorting unit, when supplying the interval between the recess in the material receiving disc and the interval between the recess in the shuttle dish different, in order to practice thrift chip circulation time, just need sorting unit to have the variable pitch function, come the different shuttle dish interval operating mode of adaptation.

Present sorting unit becomes the interval and compares the variable interval for invariable distance respectively for the variable interval of constant distance in first direction, second direction displacement mode, and present variable interval structure volume is great, and this can occupy the limited structural space of sorting unit, makes sorting unit structure volume grow, can't satisfy miniaturized trend.

In addition, because the area of the material supplying and receiving disc is large, the material taking and discharging coverage area of the chip sorting device is small, in order to ensure the material taking and discharging of the whole area of the material supplying and receiving disc, the moving structure of the sorting device mostly adopts a portal frame structure spanning the material supplying and receiving disc, the portal frame structure adopts two driving mechanisms which are respectively arranged at two sides of the working area of the material supplying and receiving disc, a cross beam mechanism is arranged on the two driving mechanisms in a space with a certain height above the material supplying and receiving disc, working components of the sorting device move on the cross beam mechanism to realize the maximization of the material discharging coverage area, but a driving source of the structure can only be arranged on one driving mechanism, and one driving source provides the driving force for the synchronous operation of the two driving mechanisms, so that when the distance between the two driving mechanisms is large, the synchronism of the motion driving forces of the two driving mechanisms is poor, and the operation stability of the sorting device is insufficient, the phenomenon that the chips in the material receiving disc are tilted is easy to generate, and the stability of material taking and placing is influenced.

Disclosure of Invention

In view of the above, it is necessary to provide a chip sorting apparatus in order to solve the problem of the large size of the sorting apparatus.

According to another aspect of the present invention, there is provided a chip sorting apparatus, which includes a mounting frame and a variable pitch module, the variable pitch module being disposed on the mounting frame, the variable pitch module including: the movable base plate is movably arranged on the mounting frame along a first direction, and a second panel mechanism is fixedly arranged on the movable base plate; the first direction reverse pitch-variable moving mechanism is arranged on the moving substrate and is connected with a first panel mechanism and a third panel mechanism; the double-speed first-direction equal-ratio variable-pitch moving mechanism is movably arranged on the moving substrate along a first direction, the third panel mechanism is connected with the double-speed first-direction equal-ratio variable-pitch moving mechanism, a fourth panel mechanism is arranged on the double-speed first-direction equal-ratio variable-pitch moving mechanism, and the first-direction reverse variable-pitch moving mechanism drives the first panel mechanism and the third panel mechanism to reversely and synchronously move and drives the third panel mechanism and the fourth panel mechanism to relatively move at double speeds.

So set up, chip sorting unit can make a plurality of panel mechanisms become the interval, and whole volume is littleer.

In one embodiment, the first direction reverse displacement mechanism comprises a first direction displacement belt, the first direction displacement belt comprises an upper layer section and a lower layer section which are parallel to each other and can move along the first direction, the first panel mechanism is arranged on the upper layer section, and the third panel mechanism is arranged on the lower layer section.

So set up, can realize the reverse synchronous motion of first panel mechanism and second panel mechanism to realize reverse displacement, and simple structure.

In one embodiment, the double-speed first-direction equal-ratio pitch-variable moving mechanism comprises: the driving shaft sliding plate is movably arranged on the movable base plate; the driving shaft synchronous belt is fixedly arranged on the movable base plate at the first end, the second end of the driving shaft synchronous belt is movably arranged on the driving shaft sliding plate along the first direction, the third panel mechanism is arranged on the driving shaft sliding plate and drives the driving shaft sliding plate to move along the first direction, and the fourth panel mechanism is arranged at the second end of the driving shaft synchronous belt.

So set up, can realize that third panel mechanism and fourth panel mechanism are synchronous doubly fast to be removed, realize doubly fast variable spacing.

In one embodiment, the double-speed first-direction equal-ratio pitch-variable moving mechanism further includes: the tensioning wheel is rotatably arranged on the driving shaft sliding plate, and the driving shaft synchronous belt is wound on the tensioning wheel; first doubly fast splint, the second end and the first doubly fast splint fixed connection of driving shaft hold-in range, first doubly fast splint set up on the driving shaft slide along the first direction is movably, and fourth panel mechanism sets up on first doubly fast splint.

By the arrangement, the driving shaft synchronous belt can be reliably wound, and the stable and reliable motion is ensured.

In one embodiment, the driving shaft sliding plate is provided with a sliding rail, the sliding rail is provided with a second double-speed sliding block, the second double-speed sliding block can move along a first direction or a first direction reversely relative to the driving shaft sliding plate, and the first double-speed clamping plate is arranged on the second double-speed sliding block.

So set up, the second double speed slider can make driving shaft hold-in range motion reliable and stable.

In one embodiment, the double-speed first-direction equal-ratio variable-pitch moving mechanism further comprises a double-speed clamping block fixedly connected with the first double-speed clamping plate, and the second end of the driving shaft synchronous belt is located between the double-speed clamping block and the first double-speed clamping plate.

So set up, make the second end of driving shaft hold-in range fixed stable.

In one embodiment, the first end of the driving shaft synchronous belt is fixedly connected to the movable base plate through a second double-speed clamping plate.

So set up, can make the fixed reliable of first end of driving shaft hold-in range.

In one embodiment, a third double-speed slider is movably arranged on the moving substrate, and the first panel mechanism is arranged on the third double-speed slider.

So set up, can make first panel mechanism remove stably, steadily.

In one embodiment, the mounting frame comprises a beam mechanism, and the moving base plate is arranged on the beam mechanism and can move along with the beam mechanism.

By such an arrangement, the movable substrate can be stably moved in the first direction, and the structure is simple.

In one embodiment, the mounting frame further comprises a biaxial drive module, and the biaxial drive module is connected with the beam mechanism and drives the beam mechanism to move along the first direction.

So set up, make the removal base plate position control synchronism good.

Drawings

FIG. 1 is a schematic front view of a chip sorting apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic top view of a chip sorting apparatus according to an embodiment of the present invention;

FIG. 3 is a schematic left side view of a chip sorting apparatus according to an embodiment of the present invention;

FIG. 4 is a schematic perspective view of a chip sorting apparatus according to an embodiment of the present invention;

fig. 5 is a schematic perspective view of a dual-driving-shaft driving module of the chip sorting apparatus according to the embodiment of the present invention;

FIG. 6 is a schematic perspective view of a dual drive shaft assembly and a primary drive shaft assembly of the chip sorting apparatus according to an embodiment of the present invention;

FIG. 7 is a schematic front view of a dual drive shaft assembly and a primary drive shaft assembly of the chip sorting apparatus according to an embodiment of the present invention;

FIG. 8 is a schematic top view of a dual drive shaft assembly and a primary wheel drive shaft mechanism of a chip sorting apparatus according to an embodiment of the present invention;

FIG. 9 is a schematic top view of a dual drive shaft assembly of a chip sorting apparatus according to an embodiment of the present invention;

FIG. 10 is a schematic perspective view of a dual drive shaft assembly of a chip sorting apparatus according to an embodiment of the present invention;

FIG. 11 is a schematic perspective view of a cross bar mechanism and a driven wheel driving shaft mechanism of a chip sorting apparatus according to an embodiment of the present invention;

FIG. 12 is a schematic diagram of a front view of a variable pitch module of the chip sorting apparatus according to the embodiment of the present invention;

FIG. 13 is a schematic top view of a pitch-variable module of the chip sorting apparatus according to the embodiment of the present invention;

FIG. 14 is a schematic left side view of a pitch-variable module of the chip sorting apparatus according to the embodiment of the present invention;

FIG. 15 is a schematic perspective view of a pitch-variable module of the chip sorting apparatus according to the embodiment of the present invention;

fig. 16 is a schematic perspective view of a second direction moving mechanism of the pitch changing module of the chip sorting apparatus according to the embodiment of the invention;

fig. 17 is a schematic perspective view of a second direction driving portion of a second direction moving mechanism of a variable pitch module of the chip sorting apparatus according to the embodiment of the present invention;

FIG. 18 is a schematic perspective view of a first panel mechanism of a variable pitch module of the chip sorting apparatus according to the embodiment of the present invention;

FIG. 19 is a schematic perspective view of a second panel mechanism of the variable pitch module of the chip sorting apparatus according to the embodiment of the present invention;

fig. 20 is a schematic perspective view of a third panel mechanism of the variable pitch module of the chip sorting apparatus according to the embodiment of the present invention;

fig. 21 is a schematic perspective view of a fourth panel mechanism of the variable pitch module of the chip sorting apparatus according to the embodiment of the invention;

FIG. 22 is a schematic perspective view of a cam guide mechanism in a second direction of a panel mechanism of a variable pitch module of a chip sorting apparatus according to an embodiment of the present invention;

FIG. 23 is a schematic perspective view of a second direction nozzle-moving lever mechanism of a panel mechanism of a pitch-varying module of a chip sorting apparatus according to an embodiment of the present invention;

FIG. 24 is a schematic perspective view of a second directional fixed nozzle lever mechanism of a panel mechanism of a variable pitch module of the chip sorting apparatus according to an embodiment of the present invention;

FIG. 25 is a schematic perspective view of a first Z-direction motor assembly of a panel mechanism of a variable pitch module of the chip sorting apparatus according to an embodiment of the present invention;

FIG. 26 is a schematic perspective view of a second Z-direction motor assembly of the panel mechanism of the variable pitch module of the chip sorting apparatus according to the embodiment of the present invention;

FIG. 27 is a schematic perspective view of a first direction reverse pitch-changing moving mechanism of the pitch-changing module of the chip sorting apparatus according to the embodiment of the present invention;

FIG. 28 is a schematic front view of a first direction reverse pitch-changing moving mechanism of the pitch-changing module of the chip sorting apparatus according to the embodiment of the present invention;

FIG. 29 is a schematic view of the dual-speed first-direction equal-ratio pitch-varying moving mechanism of the pitch-varying module of the chip sorting apparatus according to the embodiment of the present invention;

FIG. 30 is a schematic top view of a dual-speed first-direction equal-ratio pitch-varying moving mechanism of the pitch-varying module of the chip sorting apparatus according to the embodiment of the present invention;

FIG. 31 is a schematic perspective view of a double-speed first-direction equal-ratio pitch-varying moving mechanism of a pitch-varying module of the chip sorting apparatus according to an embodiment of the present invention;

fig. 32 is a schematic diagram of an exploded three-dimensional structure of a double-speed first-direction equal-ratio variable-pitch moving mechanism of a variable-pitch module of the chip sorting apparatus according to the embodiment of the present invention;

fig. 33 is a schematic view of the panel mechanism of the pitch-variable module of the chip sorting apparatus according to the embodiment of the present invention respectively cooperating with the double-speed first-direction equal-ratio pitch-variable moving mechanism and the first-direction reverse pitch-variable moving mechanism.

Description of the element reference numerals

2. A dual-axis drive module; 21. a dual drive shaft assembly; 211. a dual drive motor; 213. a first pulley assembly; 2131. a motor pulley; 2132. a primary pulley; 2133. a primary synchronous belt; 2134. a secondary belt pulley; 214. a second pulley assembly; 2141. a tertiary belt wheel; 2142. a secondary synchronous belt; 215. the driving wheel drives the main shaft; 22. a driving wheel driving shaft mechanism; 221. a driving wheel transmission belt; 222. a driving wheel slide rail; 223. a driving wheel slide block; 224. a third wheel; 23. a driven wheel drive shaft mechanism; 231. a first wheel; 232. a driven wheel transmission belt; 233. a driven wheel clamping plate; 234. a second wheel; 235. a driven wheel slide rail; 24. a beam mechanism; 241. a beam main body; 242. a driven wheel belt clamping plate component; 243. a beam fixing assembly; 244. a beam motor; 245. a beam driving wheel; 246. a beam driven wheel; 2471. a beam transmission belt; 2472. a beam belt clamping plate assembly; 25. double driving shafts; 3. a variable pitch module; 31. moving the substrate; 321. a second direction pitch substrate; 322. a guide bar; 323. a second direction driving section; 3231. a second direction motor assembly; 3232. a first drive belt; 3233. a second belt; 3234. a second direction drive shaft; 3235. a third belt; 3236. a fourth wheel; 33a, a first panel mechanism; 33b, a second panel mechanism; 33c, a third panel mechanism; 33d, a fourth panel mechanism; 331. a first Z-direction motor assembly; 3311. a first Z-direction transmission belt; 3312. a first Z-direction motor; 332. a second direction cam guide mechanism; 3321. a cam guide; 33211. a chute; 3322. the cam guides the buffering elastic piece; 3323. the cam guides the belt clamp plate; 3324. a cam slide; 333. a second direction moving nozzle lever mechanism; 3331. moving the spline female seat; 3332. an oilless bearing; 3333. a first spline shaft; 3334. a guide cam; 334. a second Z-direction motor assembly; 3341. a second Z-direction transmission belt; 3342. a second Z-direction motor; 335. a nozzle rod mechanism is fixed in the second direction; 3351. fixing the spline shaft female seat; 3352. a second spline shaft; 33521. a stop projection; 3353. fixing the clamping plate; 3354. a Z-direction buffer elastic member; 34. a first direction pitch mechanism; 341. a first direction reverse pitch-variable moving mechanism; 3411. a first direction variable pitch drive belt; 3412. a first pitch motor; 3413. a first motor drive belt; 3415. a first direction mounting bracket; 342. a double-speed first-direction equal-ratio variable-pitch moving mechanism; 3421. a driving shaft sliding plate; 3422. a driving shaft synchronous belt; 3423. a first double speed slider; 3424. a second double speed slider; 3425. a first double-speed splint; 3426. a double-speed clamping block; 3427. a third double-speed slide block; 3428. a second double-speed splint; 4. a first nozzle module; 5. a second nozzle module.

The present invention is described in further detail with reference to the drawings and the detailed description.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and the detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

As shown in fig. 1 to 4, according to an embodiment of the present invention, a chip sorting apparatus is provided, which includes a mounting frame and a variable pitch module 3, wherein the variable pitch module 3 is disposed on the mounting frame, the variable pitch module 3 includes a moving substrate 31, a first-direction reverse pitch-varying moving mechanism 341, and a double-speed first-direction equal-ratio pitch-varying moving mechanism 342, the moving substrate 31 is movably disposed on the mounting frame along a first direction, and a second-panel mechanism 33b is fixedly disposed on the moving substrate 31; the first direction reverse pitch-variable moving mechanism 341 is provided on the moving substrate 31, and the first panel mechanism 33a and the third panel mechanism 33c are connected to the first direction reverse pitch-variable moving mechanism 341; the double-speed first-direction equal-ratio variable-pitch moving mechanism 342 is movably arranged on the moving substrate 31 along the first direction, the third panel mechanism 33c is connected with the double-speed first-direction equal-ratio variable-pitch moving mechanism 342, the double-speed first-direction equal-ratio variable-pitch moving mechanism 342 is provided with a fourth panel mechanism 33d, the first-direction reverse variable-pitch moving mechanism 341 drives the first panel mechanism 33a and the third panel mechanism 33c to reversely move synchronously and drives the third panel mechanism 33c and the fourth panel mechanism 33d to move relatively at double speeds.

The movable substrate 31 of the pitch-variable module 3 of the chip sorting apparatus can drive the first panel mechanism 33a, the second panel mechanism 33b, the third panel mechanism 33c and the fourth panel mechanism 33d to move along the first direction. The first direction reverse pitch-variable moving mechanism 341 can drive the first panel mechanism 33a and the third panel mechanism 33c to synchronously move in reverse, the double speed first direction equal ratio pitch-variable moving mechanism 342 can drive the third panel mechanism 33c and the fourth panel mechanism 33d to move in the same direction at double speed, and the second panel mechanism 33b is fixedly arranged on the moving substrate 31, so that the pitch changing among the first panel mechanism 33a, the second panel mechanism 33b, the third panel mechanism 33c and the fourth panel mechanism 33d is realized through the pitch changing module 3, and the structure is compact and the volume is smaller.

In the present embodiment, there are 4 panel mechanisms, which are a first panel mechanism 33a, a second panel mechanism 33b, a third panel mechanism 33c, and a fourth panel mechanism 33d, respectively, provided in this order. The 4 panel mechanisms have substantially the same structure, so that a large number of first nozzle modules 4 and second nozzle modules 5 can be arranged through the plurality of panel mechanisms, thereby improving the sorting capability of the chips. Of course, in other embodiments, the number of panel mechanisms may be determined as desired and is not limited to 4.

In this embodiment, the first direction reverse pitch shifting mechanism 341 and the double speed first direction equal ratio pitch shifting mechanism 342 of the pitch varying module 3 belong to the first direction pitch shifting mechanism 34, and the first direction pitch shifting mechanism 34 is used for performing first direction position adjustment on a plurality of panel mechanisms, thereby achieving the purpose of adjusting the distance between two adjacent panel mechanisms in the first direction.

As shown in fig. 27 to 33, the first-direction reverse pitch moving mechanism 341 is configured to mount the first panel mechanism 33a and the third panel mechanism 33c so as to be pitch-varied in the first direction in the reverse direction. The double-speed first-direction equal-ratio pitch-variable movement mechanism 342 is used to mount the third panel mechanism 33c and the fourth panel mechanism 33d and to change the pitch at double speed.

Alternatively, to improve the adjustability and adaptability of the chip sorting apparatus, the first direction reverse pitch-changing moving mechanism 341 includes a first direction pitch-changing belt 3411, the first direction pitch-changing belt 3411 includes an upper stage section and a lower stage section that are parallel to each other and can move in the first direction, the first panel mechanism 33a is disposed on the upper stage section, and the third panel mechanism 33c is disposed on the lower stage section.

The first panel mechanism 33a is fixedly connected to the upper stage of the first direction variable pitch transmission belt 3411, and the third panel mechanism 33c is fixedly disposed on the lower stage, so that the first panel mechanism 33a and the third panel mechanism 33c move in opposite directions and move at the same distance.

Specifically, the first direction reverse pitch shifting mechanism 341 includes a first pitch motor 3412, a first direction mounting frame 3415, and a first motor driving belt 3413 in addition to the first direction pitch shifting driving belt 3411. The first direction mounting rack 3415 is fixedly arranged on the movable base plate 31, the first variable pitch motor 3412 is arranged on the first direction mounting rack 3415, an output shaft of the first variable pitch motor 3412 is provided with a small wheel, the first direction mounting rack 3415 is rotatably provided with a large wheel, a first variable pitch wheel and a second variable pitch wheel, the large wheel and the first variable pitch wheel are coaxially arranged, a first motor driving belt 3413 is sleeved on the large wheel and the small wheel to drive the large wheel to rotate through the small wheel, and therefore the first variable pitch wheel is rotated. The first direction variable pitch drive belt 3411 is fitted around the first variable pitch wheel and the second variable pitch wheel, and the first direction variable pitch drive belt 3411 is moved when the first variable pitch wheel rotates.

The first panel mechanism 33a is connected to the upper stage, and the third panel mechanism 33c is connected to the lower stage, so that the first panel mechanism 33a and the third panel mechanism 33c move in opposite directions during the movement of the first direction variable pitch drive belt 3411.

Alternatively, the double-speed first-direction equal-ratio pitch-variable moving mechanism 342 includes a drive shaft sliding plate 3421 and a drive shaft timing belt 3422. The driving shaft sliding plate 3421 is movably disposed on the moving base plate 31; a first end of the driving shaft timing belt 3422 is fixedly disposed on the moving base plate 31, a second end of the driving shaft timing belt 3422 is movably disposed on the driving shaft sliding plate 3421 in a first direction, a third panel mechanism 33c is disposed on the driving shaft sliding plate 3421 and drives the driving shaft sliding plate 3421 to move in the first direction, and a fourth panel mechanism 33d is disposed on the second end of the driving shaft timing belt 3422.

Specifically, in order to enable the axle shaft sliding plate 3421 to move in the first direction relative to the moving base plate 31, a slide rail is provided on the moving base plate 31, a first double speed slide block 3423 is movably provided on the slide rail, and the axle shaft sliding plate 3421 is fixedly connected to the first double speed slide block 3423.

The double-speed first-direction equal-ratio variable-pitch moving mechanism 342 further comprises a tension pulley and a first double-speed clamping plate 3425, the tension pulley is rotatably arranged on the driving shaft sliding plate 3421, and the driving shaft synchronous belt 3422 is wound on the tension pulley; a second end of the driving shaft timing belt 3422 is fixedly connected to a first double speed clamp plate 3425, the first double speed clamp plate 3425 is movably disposed on the driving shaft sliding plate 3421 in a first direction, and the fourth plate mechanism 33d is disposed on the first double speed clamp plate 3425.

By arranging the tension pulley, the driving shaft synchronous belt 3422 is sleeved on the tension pulley, so that the driving shaft synchronous belt 3422 can be arranged on the driving shaft sliding plate 3421. In the present embodiment, it is preferred that,

a first end of the driving shaft timing belt 3422 is fixedly disposed on the moving base plate 31 by a second double speed clamp plate 3428, and a second end of the driving shaft timing belt 3422 is movably disposed on the driving shaft sliding plate 3421 in a first direction by a first double speed clamp plate 3425 and a double speed clamp block 3426. A first end of the driving shaft timing belt 3422 is fixedly connected to the moving base plate 31 through a second double speed clamp plate 3428.

Alternatively, the driving shaft sliding plate 3421 is provided with a sliding rail, the sliding rail is provided with a second double speed block 3424, the second double speed block 3424 is movable in a first direction or in a direction opposite to the driving shaft sliding plate 3421, and the first double speed block 3425 is provided on the second double speed block 3424. This enables the second end of the driving shaft timing belt 3422 to be movably disposed on the driving shaft sliding plate 3421 in the first direction, stabilizing the movement thereof. It should be noted that, in the present embodiment, without being particularly described, the movement in the first direction should be understood as a movement in a straight line parallel to the first direction, and is not limited to a movement in only one direction. The same applies to movement in the second or third direction.

Alternatively, the double-speed first-direction equal-ratio pitch-varying moving mechanism 342 further includes a double-speed clamping block 3426 fixedly connected to the first double-speed clamping plate 3425, and the second end of the driving shaft timing belt 3422 is located between the double-speed clamping block 3426 and the first double-speed clamping plate 3425, so that the driving shaft timing belt 3422 can be reliably fixed to the driving shaft sliding plate 3421.

The third double speed slider 3427 is movably provided on the moving base plate 31, and the first panel mechanism 33a is provided on the third double speed slider 3427. The third double-speed slider 3427 is used to support the first panel mechanism 33a for stable and reliable movement.

As shown in fig. 33, the first panel mechanism 33a is fixedly connected to the upper stage, the second panel mechanism 33b is fixedly disposed on the movable base plate 31, the third panel mechanism 33c is fixedly connected to the lower stage, the third panel mechanism 33c is further connected to the axle slide plate 3421, and the fourth panel mechanism 33d is disposed on the first double-speed clamp plate 3425.

Thus, during the first direction pitch change, the first pitch motor 3412 rotates to drive the first direction pitch change transmission belt 3411 to move, taking the clockwise direction movement in fig. 33 as an example, the upper section of the first direction pitch change transmission belt 3411 moves to the right and drives the first panel mechanism 33a to move to the right, and the lower section of the first direction pitch change transmission belt 3411 moves to the left and drives the third panel mechanism 33c to move to the left, so that the first panel mechanism 33a and the third panel mechanism 33c move in opposite directions at a speed ratio of 1: 1.

Since the third panel mechanism 33c is further connected to the drive shaft sliding plate 3421, the drive shaft sliding plate 3421 is driven to move leftward, since the drive shaft timing belt 3422 is disposed on the drive shaft sliding plate 3421, the first end of the drive shaft timing belt 3422 is fixedly disposed on the movable base plate 31, and the second end of the drive shaft timing belt 3422 can move relative to the movable base plate 31, so that when the third panel mechanism 33c moves leftward, the drive shaft sliding plate 3421 is driven to move, since the first end of the drive shaft timing belt 3422 is fixedly disposed on the movable base plate 31 and the drive shaft timing belt 3422 is tensioned, the second end of the drive shaft timing belt 3422 can move at twice as fast as the drive shaft sliding plate 3421 by the movement of the drive shaft sliding plate 3421, and the fourth panel mechanism 33d disposed at the second end of the drive shaft timing belt 3422 moves accordingly, thereby realizing the simultaneous leftward movement of the third panel mechanism 33c and the fourth panel mechanism 33d, and the speed ratio is 1: 2. Similarly, when moving to the right, the speed ratio of the third panel mechanism 33c to the fourth panel mechanism 33d can be set to 1: 2.

In this embodiment, in order to improve the adaptability and adjustability, the mounting frame includes a beam mechanism 24, and a moving base plate 31 is provided on the beam mechanism 24 and is movable with the beam mechanism 24.

In order to ensure the stability of the adjustment, the mounting frame further comprises a double-shaft driving module 2, wherein the double-shaft driving module 2 is connected with the beam mechanism 24 and drives the beam mechanism 24 to move along the first direction.

The double-shaft driving module 2 comprises a double-driving-shaft assembly 21, a driving wheel driving shaft mechanism 22 and a driven wheel driving shaft mechanism 23; the double-driving shaft assembly 21 is respectively connected with the driving wheel driving shaft mechanism 22 and the driven wheel driving shaft mechanism 23 and drives the driving wheel driving shaft mechanism 22 and the driven wheel driving shaft mechanism 23 to move; the first end of the beam mechanism 24 is connected with the driving wheel driving shaft mechanism 22, and the second end of the beam mechanism 24 is connected with the driven wheel driving shaft mechanism 23, and moves along the second direction under the double driving of the driving wheel driving shaft mechanism 22 and the driven wheel driving shaft mechanism 23. An included angle is formed between the first direction and the second direction.

The chip sorting unit of this embodiment passes through the drive of biax drive module 2 and becomes interval module 3 and remove in first direction and second direction to the length and the width of the feed dish that the chip was born the weight of in the adaptation, make and become interval module 3 and can reach the optional position on the feed dish, thereby promote the adaptability. Because two drive shaft assembly 21 is connected with action wheel drive shaft mechanism 22 and driven wheel drive shaft mechanism 23 respectively, and provide power for both simultaneously, make both synchronizations good, even at action wheel drive shaft mechanism 22 and under the distance condition far away between driven wheel drive shaft mechanism 23, also can guarantee the synchronism of motion, the first end and the driving wheel drive shaft mechanism 22 of crossbeam mechanism 24 are connected simultaneously, the second end and the driven wheel drive shaft mechanism 23 of crossbeam mechanism 24 are connected, make and produce two effects of driving to crossbeam mechanism 24 motion in the second side, thereby guarantee the stability of operation, avoid leading to the phenomenon that the chip warp appears because of conveyor's the relatively poor synchronism.

Through the cooperation of driving wheel drive shaft mechanism 22 and driven wheel drive shaft mechanism 23 like this for become interval module 3 and can adjust the position in the second direction, can make through crossbeam mechanism 24 and become interval module 3 and adjust the position in the first direction, fully promoted the adaptability of becoming interval module 3.

In this embodiment, the first direction and the second direction are perpendicular to each other, and the Z direction is perpendicular to a plane formed by the first direction and the second direction. For example, the first direction may be an X direction shown in fig. 4, and the second direction may be a Y direction shown in fig. 4.

With reference to fig. 5 to 11, the structure and operation of a specific biaxial drive module 2 will be described in detail, but those skilled in the art will appreciate that the structure of the biaxial drive module 2 capable of adjusting the positions of the variable pitch modules 3 in the first direction and the second direction is not limited to the structure exemplified in the present embodiment.

Optionally, dual drive shaft assembly 21 includes a dual drive motor 211, a first pulley assembly 213, and a second pulley assembly 214. Power is provided by a dual drive motor 211. The first pulley assembly 213 is used for driving the driving wheel driving shaft mechanism 22 and the second pulley assembly 214 to move so as to transmit power. The second pulley assembly 214 is used to move the driven wheel drive shaft mechanism 23.

For example, the double drive motor 211 is mounted on the driving wheel drive shaft mechanism 22. The dual drive motor 211 may be any suitable motor and the present embodiment is not limited in this respect.

The first pulley assembly 213 is connected to the dual-drive motor 211, and the first pulley assembly 213 is connected to the driving pulley driving shaft mechanism 22 through the driving pulley driving main shaft 215, and drives the driving pulley driving shaft mechanism 22 to move under the driving of the dual-drive motor 211.

The second belt wheel assembly 214 is connected with the first belt wheel assembly 213 and the double-drive shaft 25, the double-drive shaft 25 is connected with the driven wheel driving shaft mechanism 23, and the first belt wheel assembly 213 moves under the driving of the double-drive motor 211 and drives the second belt wheel assembly 214, the double-drive shaft 25 and the driven wheel driving shaft mechanism 23 to move.

Specifically, as shown in fig. 5, the first pulley assembly 213 includes a motor pulley 2131, a primary pulley 2132, a secondary pulley 2134, and the like.

The motor pulley 2131 is disposed on an output shaft of the dual drive motor 211 and rotates with the output shaft.

The primary belt wheel 2132 is sleeved on the driving wheel driving spindle 215, the motor belt wheel 2131 and the primary belt wheel 2132 are connected through a primary synchronous belt 2133 and rotate under the driving of the motor belt wheel 2131, and the primary belt wheel 2132 is connected with the driving wheel driving shaft mechanism 22 and drives the driving wheel driving shaft mechanism 22 to move.

The secondary pulley 2134 is sleeved on the driving wheel driving spindle 215 and synchronously rotates with the driving wheel driving spindle 215, and the secondary pulley 2134 is connected with the second pulley assembly 214 and drives the second pulley assembly 214 to move.

The second belt pulley assembly 214 includes a third belt pulley 2141, the third belt pulley 2141 is sleeved on the dual drive shaft 25, and the third belt pulley 2141 is connected to the second belt pulley 2134 through a second synchronous belt 2142 and is driven by the second belt pulley 2134 to rotate.

When the double-drive motor 211 rotates, the motor pulley 2131 is driven to rotate because the third wheel 224, the primary pulley 2132 and the secondary pulley 2134 of the driving wheel driving shaft mechanism 22 are all sleeved on the driving wheel driving spindle 215, the diameter of the third wheel 224 is larger than that of the secondary pulley 2134, and the motor pulley 2131 is connected with the primary pulley 2132 through the primary synchronous belt 2133. The number of teeth of motor band pulley 2131 is less than the number of teeth of one-level band pulley 2132 to produce the speed reduction ratio, increase output torque, make one-level band pulley 2132, third wheel 224 and second grade band pulley 2134 rotate, thereby drive action wheel drive shaft mechanism 22 through third wheel 224 and move, drive second band pulley subassembly 214 through second grade band pulley 2134 and move, and then drive two drive axle 25 and rotate, make the driven wheel drive shaft mechanism 23 motion of being connected with the second band pulley subassembly 214 that drives axle 25 and be connected.

In the present embodiment, the pulley driving shaft mechanism 22 includes a pulley rail 222, a pulley block 223, a fifth wheel, a first cover, and the like, in addition to the third wheel 224 and the pulley belt 221. With reference to fig. 5-7, the third wheel 224 and the fifth wheel of the driving wheel driving shaft mechanism 22 are both rotatably disposed on the first cover plate, and the driving wheel transmission belt 221 is sleeved on the third wheel 224 and the fifth wheel, so that the third wheel 224 is driven by the driving wheel driving main shaft 215 to rotate and drive the driving wheel transmission belt 221 to move.

The driving wheel slide rail 222 is arranged on the first cover plate, the driving wheel slide block 223 is movably arranged on the driving wheel slide rail 222, and the driving wheel slide block 223 is used for being connected with the beam mechanism 24 so as to guide when the beam mechanism 24 moves along the second direction, so that the movement of the beam mechanism is more stable, and meanwhile, the gravity of the beam mechanism 24 can be shared, so that the driving wheel drive belt 221 is protected from being loosened easily due to the fact that the driving wheel drive belt 221 bears the gravity of the beam mechanism 24, and the transmission precision and the position adjusting precision are affected.

In the present embodiment, the driven wheel drive shaft mechanism 23 includes a second cover plate, a first wheel 231, a driven wheel transmission belt 232, a driven wheel bridge 233, a second wheel 234, a driven wheel slide 235, and the like. Wherein a first wheel 231 and a second wheel 234 are rotatably arranged on the second cover plate, the first wheel 231 being adapted to be connected to the dual drive shaft 25. A driven wheel drive belt 232 is mounted over the first wheel 231 and the second wheel 234 for movement therewith as the first wheel 231 rotates.

The driven wheel clamp plate 233 is fixedly attached to the driven wheel belt 232 so as to move the driven wheel belt 232 together during movement thereof in the second direction. Driven wheel clamp plate 233 cooperates with driven wheel slide 235 to ensure guidance through driven wheel slide 235 during movement in the second direction, while sharing the weight of beam mechanism 24 with driven wheel slide 235.

As shown in fig. 4, 5 and 11, the beam mechanism 24 includes a beam main body 241, a driven wheel belt clamp plate assembly 242, a beam fixing assembly 243 and a beam drive belt portion.

Specifically, the beam main body 241 is used for bearing other structures, and in order to ensure structural strength and reduce cost and weight, the beam main body 241 is a hollow rod with a rectangular cross section, and can be made of a light material under the condition of meeting the requirement of structural strength. Of course, in other embodiments, the beam main body 241 may have any other suitable shape, which is not limited in this embodiment.

A driven wheel belt clamping plate assembly 242 is provided at a first end of the cross beam body 241 and is connected to the driving wheel drive shaft mechanism 22. The structure, shape, etc. of the driven wheel belt clamping plate assembly 242 may be determined as desired, and the present embodiment is not limited thereto. For example, it may be L-shaped and fixedly attached to the beam body 241 for clamping the drive pulley belt 221 by cooperating with the clamping blocks.

The cross member fixing assembly 243 is provided at the second end of the cross member main body 241 and is connected to the driven wheel drive shaft mechanism 23. The structure of the beam fixing assembly 243 may also be determined as required, and the present embodiment is not limited thereto.

The beam belt portion is movably disposed on the beam body 241 in the first direction, and the variable pitch module 3 is disposed on the beam belt portion and moves in the first direction with the beam belt portion.

In this embodiment, the beam drive belt portion includes a beam drive belt 2471 and a beam belt pinch plate assembly 2472. In order to drive the movement of the beam transmission belt part and minimize the volume, the beam mechanism 24 further comprises a beam motor 244, a beam driving wheel 245 and a beam driven wheel 246.

The beam motor 244 is provided on the beam main body 241; the beam driving wheel 245 is arranged on the output shaft of the beam motor 244 and rotates along with the output shaft of the beam motor 244; the cross beam driven wheel 246 is rotatably disposed on the cross beam main body 241, the cross beam driving belt 2471 bypasses the cross beam driving wheel 245 and the cross beam driven wheel 246, the cross beam driving belt 2471 has an opening, the cross beam belt clamping plate assembly 2472 is disposed at the opening, and a first end and a second end of the cross beam driving belt 2471 are both connected to the cross beam belt clamping plate assembly 2472, so that the cross beam driving belt 2471 and the cross beam belt clamping plate assembly 2472 enclose a closed loop, and the variable pitch module 3 is disposed on the cross beam belt clamping plate assembly 2472.

Through setting up crossbeam belt clamp plate subassembly 2472, can conveniently tensioning crossbeam drive belt 2471 on the one hand, also can adjust comparatively conveniently when it relaxs to realize quick tensioning, on the other hand can pass through crossbeam belt clamp plate subassembly 2472 and become the cooperation of interval module 3, for becoming interval module 3 provides the mounted position, promotes the steadiness of connecting.

When the first direction position of the variable pitch module 3 is adjusted: the beam motor 244 drives the beam driver 245 to rotate, so that the beam transmission belt 2471 moves, and the beam belt clamping plate assembly 2472 changes in the first direction, and the position of the variable pitch module 3 in the first direction changes due to the fact that the variable pitch module is connected to the beam belt clamping plate assembly 2472.

In this embodiment, become interval module 3 and be used for installing chip sorting unit's first suction nozzle module 4 and second suction nozzle module 5 to adjust both at the interval of second direction, first suction nozzle module 4 and second suction nozzle module 5 are used for adsorbing the chip, through becoming interval module 3 and adjusting the interval between first suction nozzle module 4 and the second suction nozzle module 5, make can adapt to the different groove distance of feed tray, thereby promote the adaptability.

Alternatively, the variable pitch module 3 includes a movable substrate 31, at least one panel mechanism and a second direction moving mechanism, the movable substrate 31 is disposed on the beam mechanism 24, the at least one panel mechanism is disposed on the movable substrate 31, and each panel mechanism is provided with the first nozzle module 4 and the second nozzle module 5.

In the present embodiment, in order to reduce the overall size of the pitch-variable module 3, achieve miniaturization, and meet the sorting requirement of chips with smaller size, the second direction moving mechanism includes a second direction pitch substrate 321, a guide rod 322, and a second direction driving part 323.

The second direction pitch substrate 321 is used for carrying other structures and providing a mounting position for the structures, and is disposed on the movable substrate 31 together with the second direction pitch substrate 321; the movable base plate 31 is connected to the beam mechanism 24. The guide rod 322 is movably disposed on the second direction pitch substrate 321 along the second direction, and the guide rod 322 is connected to each first nozzle module 4; the second direction driving part 323 is disposed on the second direction pitch substrate 321, connected to the guide rod 322, and drives the guide rod 322 to move along the second direction, so as to adjust the distance between the first nozzle module 4 and the second nozzle module 5 in the second direction.

Be connected with each first suction nozzle module 4 through guide arm 322 for when having a plurality of first suction nozzle modules 4, can remove on the second direction uniformly, guaranteed position control's synchronism, simplified the structure moreover, make the miniaturization of becoming interval module 3 better. The second direction driving unit 323 can drive the guide rod 322 to move in the second direction, and can ensure that the position can be adjusted as necessary.

Alternatively, as shown in fig. 16 and 17, in order to ensure miniaturization and ensure adjustment accuracy, second direction driving portion 323 includes second direction motor assembly 3231, first driving belt 3232, and second driving belt 3233.

The second direction motor assembly 3231 is disposed on the second direction variable pitch substrate 321, and is used to provide power to the first driving belt 3232, the second driving belt 3233, and the like.

The first belt 3232 is disposed on the second direction pitch substrate 321, connected to the second direction motor element 3231, and moved in the second direction by the second direction motor element 3231.

Second drive belt 3233 is disposed on one of the at least one panel mechanism, and second drive belt 3233 is coupled between second direction drive shaft 3234 and second direction motor assembly 3231 and is driven by second direction motor assembly 3231 to move in a second direction, a first end of guide rod 322 is coupled to first drive belt 3232, and a second end of guide rod 322 is coupled to second drive belt 3233 to move in the second direction under the drive of first drive belt 3232 and second drive belt 3233.

For example, as shown in fig. 17, second direction motor assembly 3231 includes a second direction drive motor, a first drive output wheel, a second drive output wheel, and a third drive belt 3235. The first drive output wheel is arranged on an output shaft of the second direction drive motor. The third belt 3235 is sleeved on the first driving output wheel and the second driving output wheel.

A sixth wheel and a seventh wheel are rotatably arranged on the second-direction pitch-variable substrate 321, the sixth wheel and the second driving output wheel are both sleeved on the second-direction driving shaft 3234, that is, the sixth wheel and the second driving output wheel are coaxially arranged, and the first driving belt 3232 is sleeved on the sixth wheel and the seventh wheel. An eighth wheel and a fourth wheel 3236 are rotatably arranged on the panel mechanism, the eighth wheel and the second driving output wheel are coaxially arranged, and a second driving belt 3233 is sleeved on the eighth wheel and the fourth wheel 3236.

When the second direction displacement is needed, the second direction driving motor drives the first driving output wheel to rotate, so that the third driving belt 3235 drives the second driving output wheel to rotate, the sixth wheel and the eighth wheel synchronously rotate, and the first driving belt 3232 and the second driving belt 3233 synchronously move.

The first end of the guide rod 322 is fixedly connected with the first transmission belt 3232, the first end is further connected with a sliding block, and the middle of the guide rod 322 is fixedly connected with the second transmission belt 3233, so that when the first transmission belt 3232 and the second transmission belt 3233 move synchronously, the guide rod 322 is driven to move. This makes the guide rod 322 move smoothly and reliably, and can ensure the adjustment accuracy.

Optionally, to further increase the adaptability, each panel mechanism includes a panel base plate, a first Z-motor assembly 331, a second direction cam guide mechanism 332, and a second direction moving nozzle rod mechanism 333.

Since the first panel mechanism 33a, the second panel mechanism 33b, the third panel mechanism 33c, and the fourth panel mechanism 33d have substantially the same structure, the structure and the operation of the panel mechanism will be described with the panel mechanism being a generic name in the present embodiment, and the differences between the four mechanisms will be described in detail later.

The panel substrate of the panel mechanism is used for bearing other structures of the panel mechanism, and the panel substrate can be directly or indirectly connected to the movable substrate.

As shown in fig. 18, a first Z-direction motor assembly 331 is provided on the panel substrate for powering the Z-direction movement of the nozzle module.

The structure of the first Z-direction motor element 331 may be determined as needed, for example, as shown in fig. 25, which includes: a first Z-direction belt 3311 and a first Z-direction motor 3312. The first Z-direction motor 3312 is provided on the panel substrate and drives a first Z-direction belt 3311.

The second direction cam guide mechanism 332 is disposed on the panel substrate, is connected to the first Z-direction motor unit 331, and moves in the Z-direction by being driven by the first Z-direction motor unit 331, and the second direction cam guide mechanism 332 has a slide rail extending in the second direction.

The second direction moving nozzle rod mechanism 333 is disposed on the panel substrate, the first nozzle module 4 is connected to the second direction moving nozzle rod mechanism 333, the second direction moving nozzle rod mechanism 333 includes a guide cam 3334 disposed in a slide rail to move along the Z direction under the driving of the second direction cam guide mechanism 332, the second direction moving nozzle rod mechanism 333 further includes an oilless bearing 3332, and the guide rod 322 passes through the oilless bearing 3332 to drive the second direction moving nozzle rod mechanism 333 and the first nozzle module 4 to move along the second direction.

As shown in fig. 22, in the present embodiment, the second-direction cam guide mechanism 332 includes a cam guide 3321, a cam guide cushion elastic member 3322, and a cam guide belt plate 3323. A cam guide 3321 movably provided on the panel base plate in the Z direction, and a sliding groove 33211 provided on the cam guide 3321; the cam guide buffering elastic member 3322 is connected between the cam guide 3321 and the panel substrate and can extend and contract along the Z direction; a cam guide belt clamping plate 3323 is provided on the cam guide 3321 and is connected to the first Z-direction transmission belt 3311 in the first Z-direction motor assembly 331.

The cam guide 3321 is connected to the first Z-direction belt 3311 by a cam guide belt clamping plate 3323 so that the first Z-direction belt 3311 moves in the Z-direction to move the cam guide 3321 in the Z-direction. In order to ensure the stable movement of the cam guide 3321, a cam rail 3324 is further provided on the panel base plate so that the cam guide 3321 is guided in cooperation with the cam rail 3324.

The cam guide 3321 moves in the Z direction to drive the nozzle rod mechanism 333 to move in the Z direction, so that the first nozzle module 4 moves in the Z direction, and at the same time, the cam guide 3321 has a sliding slot 33211 extending in the second direction, so that the nozzle rod mechanism 333 can move in the second direction in the sliding slot 33211 under the driving of the guide rod 322.

The cam guide buffering elastic member 3322 is used to be reset when the first nozzle module 4 is de-energized.

As shown in fig. 23, the second-direction moving nozzle rod mechanism 333 includes a moving spline female housing 3331 and a first spline shaft 3333.

The movable spline housing 3331 is movably disposed on the panel base plate in the second direction, and the oilless bearing 3332 is disposed on the movable spline housing 3331. In order to make the movable spline female seat 3331 move stably and smoothly, a slide rail is arranged on the panel substrate, and the movable spline female seat 3331 is matched with the slide rail to realize the guiding when the movable spline female seat 3331 moves along the second direction.

The first spline shaft 3333 is movably inserted into the movable spline housing 3331 in the Z direction, a guide cam 3334 is provided at a first end of the first spline shaft 3333, and the first nozzle module 4 is provided at a second end of the first spline shaft 3333.

Because the first spline shaft 3333 is inserted into the movable spline female housing 3331, and the guide cam 3334 is disposed on the first spline shaft 3333, the guide cam 3334 is engaged with the sliding groove 33211, so that the cam guide 3321 can drive the first spline shaft 3333 to move along the Z direction relative to the movable spline female housing 3331 through the guide cam 3334 when moving along the Z direction, so as to drive the first nozzle module 4 connected to the second end of the first spline shaft 3333 to move along the Z direction.

When the guide rod 322 drives the movable spline seat 3331 to move along the second direction, the movable spline seat 3331 drives the first spline shaft 3333 and the first nozzle module 4 to move along the second direction.

In order to improve the adaptability of the second nozzle module 5, the panel mechanism further comprises a second Z-direction motor assembly 334 and a second direction fixed nozzle rod mechanism 335; the second Z-direction motor assembly 334 is disposed on the panel substrate; the second direction fixed nozzle bar mechanism 335 is disposed on the panel substrate and connected to a second Z-direction transmission belt 3341 of the second Z-direction motor assembly 334, and the second nozzle module 5 is disposed on the second direction fixed nozzle bar mechanism 335. Thus, the second nozzle module 5 is driven by the second Z-direction motor element 334 to move along the Z-direction.

As shown in fig. 26, the second Z-motor assembly 334 includes a second Z-drive belt 3341 and a second Z-motor 3342. A second Z motor 3342 rotates to drive a second Z drive belt 3341 in the Z direction.

In this embodiment, the second direction fixed nozzle bar mechanism 335 includes a fixed spline shaft female mount 3351 and a second spline shaft 3352, the fixed spline shaft female mount 3351 is fixedly disposed on the panel base plate; the second spline shaft 3352 is movably inserted into the fixed spline shaft female seat 3351 along the Z-direction, a first end of the second spline shaft 3352 is fixedly connected to a second Z-direction transmission belt 3341 of the second Z-direction motor assembly 334 through a fixed clamp plate 3353 so as to move along the Z-direction under the driving of the second Z-direction transmission belt 3341, and a second end of the second spline shaft 3352 is connected to the second suction nozzle module 5.

Thus, when the second Z-direction driving belt 3341 moves in the Z-direction, the fixed clamp plate 3353 and the second spline shaft 3352 are moved in the Z-direction, so that the second nozzle module 5 connected to the second end of the second spline shaft 3352 is moved in the Z-direction.

Optionally, in order to enable the second spline shaft 3352 to be conveniently reset after power-off, the second spline shaft 3352 is further provided with a stopping protrusion 33521, and the second direction fixed nozzle rod mechanism 335 further includes a Z-direction buffering elastic member 3354, and the Z-direction buffering elastic member 3354 is disposed between the stopping protrusion 33521 and the fixed clamping plate 3353 and can be extended and retracted in the Z-direction.

As shown in fig. 18 to 21, although the four panel mechanisms all include the aforementioned structure, in the present embodiment, the positions of the first Z-direction motor assembly 331, the second direction cam guide mechanism 332, the second direction moving nozzle rod mechanism 333, the second Z-direction motor assembly 334, and the second direction fixed nozzle rod mechanism 335 on the corresponding panel substrates of the first panel mechanism 33a, the second panel mechanism 33b, the third panel mechanism 33c, and the fourth panel mechanism 33d are slightly different, and the specific positions thereof may be determined as needed, which is not limited in this embodiment.

For example, as shown in fig. 18 and 19, the first Z-direction motor component 331, the second direction cam guide mechanism 332, and the second direction moving nozzle lever mechanism 333 of the first panel mechanism 33a and the second panel mechanism 33b are located on the rear side of the cross beam main body 241, and the second Z-direction motor component 334 and the second direction fixing nozzle lever mechanism 335 are located on the front side of the cross beam main body 241.

And a fourth wheel 3236 is disposed on the second panel mechanism 33b, and the fourth wheel 3236 is used for sleeving a second transmission belt 3233.

As shown in fig. 20 and 21, the first Z-direction motor component 331, the second direction cam guide mechanism 332, and the second direction moving nozzle lever mechanism 333 of the third panel mechanism 33c and the fourth panel mechanism 33d are located on the front side of the cross beam main body 241, and the second Z-direction motor component 334 and the second direction fixing nozzle lever mechanism 335 are located on the rear side of the cross beam main body 241.

Through the chip sorting device, the variable-pitch module comprises a double-speed first-direction equal-ratio variable-pitch moving mechanism with a compact structure, a mechanism capable of realizing second-direction equal-distance moving and a first-direction reverse variable-pitch moving component, and the three panel mechanisms are driven by the first-direction reverse variable-pitch moving component to carry out first-direction and second-direction variable-pitch movement, so that the purpose of enabling the sorting device to be compact in structure size is achieved. The variable-pitch module solves the problems that the size of a variable-pitch structure of the existing sorting device is large, the size of the sorting device is large, and the sorting device cannot meet the miniaturization requirements in the chip packaging and testing processes.

Through setting up the biax drive module, when having solved two actuating mechanism intervals great of current sorting unit second direction, two actuating mechanism's motion drive power synchronism is poor, makes sorting unit operating stability not enough, easily produces the chip in the charging tray and sticks up the problem of material phenomenon.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a chip sorting unit, its characterized in that includes the mounting bracket and becomes interval module (3), become interval module (3) and set up on the mounting bracket, become interval module (3) and include: a moving base plate (31), wherein the moving base plate (31) is movably arranged on the mounting frame along a first direction, and a second panel mechanism (33b) is fixedly arranged on the moving base plate (31); a first direction reverse pitch-variable moving mechanism (341), wherein the first direction reverse pitch-variable moving mechanism (341) is arranged on the moving substrate (31), and a first panel mechanism (33a) and a third panel mechanism (33c) are connected to the first direction reverse pitch-variable moving mechanism (341); a double-speed first-direction equal-ratio variable-pitch moving mechanism (342), wherein the double-speed first-direction equal-ratio variable-pitch moving mechanism (342) is movably arranged on the moving substrate (31) along the first direction, the third panel mechanism (33c) is connected with the double-speed first-direction equal-ratio variable-pitch moving mechanism (342), a fourth panel mechanism (33d) is arranged on the double-speed first-direction equal-ratio variable-pitch moving mechanism (342), and the first-direction reverse variable-pitch moving mechanism (341) drives the first panel mechanism (33a) and the third panel mechanism (33c) to reversely and synchronously move and drives the third panel mechanism (33c) and the fourth panel mechanism (33d) to relatively move at double speeds;

the double-speed first-direction equal-ratio pitch-variable moving mechanism (342) comprises: a drive shaft sliding plate (3421), the drive shaft sliding plate (3421) being movably disposed on the moving base plate (31);

a driving shaft synchronous belt (3422), a first end of the driving shaft synchronous belt (3422) is fixedly arranged on the movable substrate (31), a second end of the driving shaft synchronous belt (3422) is movably arranged on the driving shaft sliding plate (3421) along the first direction, the third panel mechanism (33c) is arranged on the driving shaft sliding plate (3421) and drives the driving shaft sliding plate (3421) to move along the first direction, and the fourth panel mechanism (33d) is arranged on the second end of the driving shaft synchronous belt (3422);

when the third panel mechanism (33c) moves, the driving shaft sliding plate (3421) is driven to move, and the driving shaft synchronous belt (3422) is tensioned, so that the driving shaft sliding plate (3421) moves to enable the second end of the driving shaft synchronous belt (3422) to move at a speed twice as high as that of the driving shaft sliding plate (3421), and the fourth panel mechanism (33d) arranged at the second end of the driving shaft synchronous belt (3422) moves along with the driving shaft sliding plate, so that the third panel mechanism (33c) and the fourth panel mechanism (33d) move simultaneously, and the speed ratio is 1: 2.

2. The chip sorting apparatus according to claim 1, wherein the first direction reverse pitch movement mechanism (341) includes a first direction pitch variable belt (3411), the first direction pitch variable belt (3411) includes an upper stage and a lower stage which are parallel to each other and movable in the first direction, the first panel mechanism (33a) is disposed on the upper stage, and the third panel mechanism (33c) is disposed on the lower stage.

3. The chip sorting apparatus according to claim 1, wherein the double-speed first direction equal ratio pitch-changing moving mechanism (342) further comprises:

the tensioning wheel is rotatably arranged on the driving shaft sliding plate (3421), and the driving shaft synchronous belt (3422) is wound on the tensioning wheel;

the second end of the driving shaft synchronous belt (3422) is fixedly connected with the first double-speed clamping plate (3425), the first double-speed clamping plate (3425) is movably arranged on the driving shaft sliding plate (3421) along the first direction, and the fourth plate mechanism (33d) is arranged on the first double-speed clamping plate (3425).

4. The chip sorting apparatus according to claim 3, wherein a slide rail is provided on the driving shaft sliding plate (3421), a second double speed slider (3424) is provided on the slide rail, the second double speed slider (3424) is movable in the first direction or in a direction opposite to the first direction with respect to the driving shaft sliding plate (3421), and the first double speed clamp plate (3425) is provided on the second double speed slider (3424).

5. The chip sorting apparatus according to claim 4, wherein the double-speed first-direction constant-ratio pitch shift mechanism (342) further comprises a double-speed clamp block (3426) fixedly connected to the first double-speed clamp block (3425), and the second end of the driving shaft synchronous belt (3422) is located between the double-speed clamp block (3426) and the first double-speed clamp block (3425).

6. The chip sorting apparatus according to claim 1, wherein a first end of the driving shaft synchronous belt (3422) is fixedly connected to the moving base plate (31) by a second double speed clamp plate (3428).

7. The chip sorting apparatus according to claim 1, wherein a third double speed slider (3427) is movably provided on the moving base plate (31), and the first panel mechanism (33a) is provided on the third double speed slider (3427).

8. The chip sorting apparatus according to claim 1, wherein the mounting frame includes a beam mechanism (24), and the moving base plate (31) is provided on the beam mechanism (24) and is movable with the beam mechanism (24).

9. The chip sorting apparatus according to claim 8, wherein the mounting frame further comprises a biaxial drive module (2), the biaxial drive module (2) being connected to the beam mechanism (24) and driving the beam mechanism (24) to move in the first direction.

10. The chip sorting apparatus according to claim 9, wherein the biaxial drive module (2) comprises a double drive shaft assembly (21), a driving wheel drive shaft mechanism (22) and a driven wheel drive shaft mechanism (23); the double-drive shaft assembly (21) is respectively connected with the driving wheel driving shaft mechanism (22) and the driven wheel driving shaft mechanism (23) and drives the driving wheel driving shaft mechanism (22) and the driven wheel driving shaft mechanism (23) to move; the first end of the beam mechanism (24) is connected with the driving wheel driving shaft mechanism (22), the second end of the beam mechanism (24) is connected with the driven wheel driving shaft mechanism (23), and the beam mechanism moves along the second direction under the driving of the driving wheel driving shaft mechanism (22) and the driven wheel driving shaft mechanism (23).