CN211495943U

CN211495943U - Tray carrying and positioning mechanism

Info

Publication number: CN211495943U
Application number: CN201922279013.8U
Authority: CN
Inventors: 张永乐; 卢旭坤; 贺湘远; 袁俊; 郑挺; 郑朝生; 周祥; 张亦锋; 辜诗涛
Original assignee: Guangdong Leadyo Ic Testing Co ltd
Current assignee: Guangdong Leadyo Ic Testing Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-09-15
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses a tray transport positioning mechanism, which comprises a frame, the district is placed to the tray, handling device, two transport rails and side pushes away the ware, two transport rails are parallel interval arrangement's installation in the frame, form a transfer passage between two transport rails, the tray is placed the district and is located the side of a transport rail by, handling device sets up in transfer passage and tray place the top in district, handling device carries and deposits on tray to transfer passage that the district department was placed to the tray, transfer passage all installs a location dog in the tip both sides along its direction of delivery, install the rolling member just to transfer passage on the location dog, the side pushes away the ware and installs on a transfer rail, the output selectivity of side pushes away the ware extends in transfer passage, the output promotion of side pushes away the tray that is located transfer passage and leans on a location dog department. The utility model discloses a tray transport positioning mechanism has the quick and accurate advantage in location.

Description

Tray carrying and positioning mechanism

Technical Field

The utility model relates to a chip processing technology field especially relates to a tray transport positioning mechanism.

Background

In packaging and testing of IC chips, a stack of trays is often stacked, transported to a designated location, and grasped and placed by a gripper. After the tray is placed at a specified position, a side pushing device is needed to push the tray to slide along the guide rail and to approach to one edge of the guide rail so as to realize the positioning of the tray, but the sliding between the tray and the guide rail belongs to sliding friction, so that the friction force of each position on the tray in the positioning process causes the tray not to be fixed in place, and finally the problems of partial grabbing, partial placing, crushing and the like of an IC chip can be caused.

Therefore, a tray carrying and positioning mechanism with fast and accurate positioning is needed to overcome the above-mentioned drawbacks.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick and accurate tray transport positioning mechanism fixes a position.

In order to achieve the above object, the utility model discloses a tray transport positioning mechanism includes that frame, tray place district, handling device, two transport rails and side pusher, two the transport rail be parallel interval arrangement install in the frame, two form a transfer passage between the transport rail, the tray is placed the district and is located one the side of transport rail is other, handling device set up in transfer passage with the top in district is placed to the tray, handling device transport deposit in the tray place the district department the tray extremely transfer passage is last, transfer passage all installs a location dog in the tip both sides along its direction of delivery, it is just right to install on the location dog transfer passage's rolling member, the side pusher install in one on the transfer rail, the output selectivity of side pusher extends to in the transfer passage, the output promotion of side pusher is located tray on the transfer passage leans on one location dog department.

Preferably, the positioning stop block comprises a stopping portion and a positioning portion, one end of the stopping portion is connected to one end of the positioning portion and forms an "L" -shaped positioning stop block, the extending direction of the positioning portion is parallel to the conveying direction of the conveying channel, and the rolling member is mounted on the stopping portion.

Preferably, the rolling elements are rollers, bearings, balls or rollers.

Preferably, the outer side edge of the conveying rail is provided with a guide rib.

Preferably, the utility model discloses a tray transport positioning mechanism still includes one and is located the sensor that targets in place of location dog side, the sensor that targets in place install in carry the rail outside, the sensor that targets in place with the side pushes away the ware electricity and connects.

Preferably, the side thruster is an air cylinder or an oil cylinder, and the output end of the side thruster is sleeved with a plastic block.

Preferably, a baffle and/or a baffle column are arranged on the periphery side of the tray placing area.

Preferably, the handling device includes a handling driver, a joint support rod, an up-down moving driver, a suction device and an assembly jig, the assembly jig is installed on the rack, the handling driver is installed on the assembly jig, the up-down moving driver is installed at an output end of the handling driver, a first end of the joint support rod is installed at an output end of the up-down moving driver, the suction device is installed at a second end of the joint support rod, the handling driver drives the up-down moving driver to move back and forth between the tray placing area and the conveying channel, and the up-down moving driver drives the joint support rod to move up and down.

Compared with the prior art, because the two sides of the end part of the conveying channel along the conveying direction are both provided with a positioning stop block, the positioning stop block is provided with a rolling part which is right opposite to the conveying channel, the side pusher is arranged on a conveying rail, the output end of the side pusher selectively extends into the conveying channel, the output end of the side pusher pushes the tray on the conveying channel and leans against a positioning stop block, after the tray is stopped by the positioning stop block when conveyed to the end part of the conveying channel, at the moment, the output end of the side pusher extends out and pushes the tray laterally, so that the tray is close to a positioning stop block at the end part of the conveying channel, under the effect of rolling parts, the tray can be quickly moved and positioned to the positioning stop blocks, relative movement between the tray and the positioning stop blocks is rolling friction in the process, so that the tray can be righted, the IC chip can be correctly placed on the tray, and the chip cannot be crushed.

Drawings

Fig. 1 is a schematic perspective view of the tray carrying and positioning mechanism of the present invention.

Fig. 2 is an enlarged schematic view of the structure at a in fig. 1.

Detailed Description

In order to explain technical contents and structural features of the present invention in detail, the following description is made with reference to the embodiments and the accompanying drawings.

As shown in fig. 1 and fig. 2, the tray carrying and positioning mechanism 100 of the present invention includes a frame 10, a tray placing area 20, a carrying device 30, two carrying rails 40 and a side pusher 50, wherein the two carrying rails 40 are installed on the frame 10 in parallel and spaced arrangement, a carrying channel 60 is formed between the two carrying rails 40, the tray placing area 20 is located beside one carrying rail 40, the carrying device 30 is disposed above the carrying channel 60 and the tray placing area 20, the carrying device 30 carries the tray stored in the tray placing area 20 to the carrying channel 60, a positioning block 70 is installed on both sides of the end portion of the carrying channel 60 along the carrying direction, a rolling member 80 facing the carrying channel 60 is installed on the positioning block 70, the side pusher 50 is installed on one carrying rail 40, the output end of the side pusher 50 selectively extends into the carrying channel 60, the output end of the side pusher 50 pushes the tray located on the carrying channel 60 and leans against the positioning block 70, after the tray is stopped by the positioning stop block 70 when being conveyed to the end part of the conveying channel 60, the output end of the side pusher 50 extends out and pushes the tray laterally, so that the tray is drawn close to the positioning stop block 70 at the end part of the conveying channel 60, and under the action of the rolling piece 80, the tray can be quickly moved and positioned to the positioning stop block 70, relative movement between the tray and the positioning stop block 70 is rolling friction in the process, so that the tray can be rightly placed and can be ensured to correctly take and place the IC chip on the tray without crushing the chip, preferably, the extending direction of the output end of the side pusher 50 is intersected with the conveying direction of the conveying channel 60, so that the side pusher 50 can conveniently push the tray close to the positioning stop block 70. Specifically, the positioning stopper 70 includes a stopping portion 71 and a positioning portion 72, one end of the stopping portion 71 is connected to one end of the positioning portion 72 and forms an "L" shaped positioning stopper 70, the extending direction of the positioning portion 72 is parallel to the conveying direction of the conveying channel 60, the rolling member 80 is installed on the stopping portion 71, after the tray is pushed to a position of the positioning stopper 70 by the side pusher 50, that is, one side of the tray is close to the stopping portion 71, and the other adjacent side of the tray is close to the positioning portion 72, so as to position the tray conveniently. For example, the rolling member 80 is a rolling bearing to facilitate the relative rolling movement between the tray and the stopper 71, but the rolling member 80 can be a roller, a ball or a roller according to the actual requirement, but is not limited thereto. The side pusher 50 is an air cylinder, the output end of the side pusher 50 is sleeved with a plastic block 51 so as to facilitate installation and arrangement of the side pusher 50, and the plastic block 51 is arranged so that the output end of the side pusher 50 is not easy to damage the tray when the tray is laterally pushed, and the side pusher 50 can be an oil cylinder according to actual needs, so that the side pusher is not limited thereto. More specifically, the following:

as shown in fig. 1, the outer side of the conveying rail 40 is provided with a guide rib 41, and the guide rib 41 is provided so that the pallet can be kept conveyed straight in the conveying direction of the conveying passage 60. Preferably, in order to better convey the tray, a tray conveying device 90 is provided in the conveying passage 60, the tray conveying device 90 includes a conveying motor 91, a first driving wheel 92, a second driving wheel 93 and a driving belt 94, the first driving wheel 92 and the second driving wheel 93 are mounted on the frame 10 in a spaced-apart and aligned manner, the driving belt 94 is sleeved on the first driving wheel 92 and the second driving wheel 93, and the conveying motor 91 is mounted on the frame 10 and drives the first driving wheel 92 to rotate. Specifically, the utility model discloses a tray transport positioning mechanism 100 still includes a sensor (not shown in the figure) that targets in place that is located the locating stop 70 side, and the sensor that targets in place is installed in the delivery rail 40 outside, and the sensor that targets in place is connected with side pusher 50 electricity, and when the sensor that targets in place detected the tip that the tray moved to transfer passage 60, the linkage side pusher 50 action after that to make the output of side pusher 50 stretch out, thereby push the tray to a locating stop 70 department fast.

As shown in fig. 1, a stopper 21 and/or a stopper post 22 are installed on the circumferential side of the tray placement area 20 so that the trays placed in the tray placement area 20 can be neatly stacked. Specifically, the carrying device 30 includes a carrying driver 31, a connecting support rod 32, an up-down moving driver 33, a suction device 34 and a mounting rack 35, the mounting rack 35 is installed on the rack 10, the carrying driver 31 is installed on the mounting rack 35, the up-down moving driver 33 is installed at an output end of the carrying driver 31, a first end of the connecting support rod 32 is installed at an output end of the up-down moving driver 33, the suction device 34 is installed at a second end of the connecting support rod 32, the carrying driver 31 drives the up-down moving driver 33 to perform a translational motion between the tray placing area 20 and the conveying channel 60, and the up-down moving driver 33 drives the connecting support rod 32 to move up and down, so that the carrying device 30 is. For example, the carrying driver 31 and the up-down moving driver 33 are driving mechanisms commonly used in the machine tool at present, but not limited thereto, and the suction device 34 is a vacuum suction device, but not limited thereto.

The operation principle of the tray carrying and positioning mechanism 100 of the present invention is described with reference to fig. 1 and 2: first, the carrying driver 31 drives the up-and-down moving driver 33 to move to the tray placing area 20 and make the suction device 34 suck a tray, then the carrying driver 31 drives the up-and-down moving driver 33 to translate to the conveying channel 60, the up-and-down moving driver 33 drives the connecting support rod 32 to move downwards, and the suction device 34 drops the tray onto the conveying channel 60. The sensor that targets in place detects the tray, so the output of side pushes away 50 and stretches out and side pushes away the tray towards a location dog 70 department, make the tray and lean on this location dog 70 department, the in-process that the tray was being pushed away by the side, a side of tray and the rolling piece 80 on the location dog 70 carry out rolling friction each other, can effectively reduce the frictional force of tray at the horizontal migration in-process, make the tray and lean on to the removal of a location dog 70 in-process more smoothly, let the tray obtain better more accurate location, the theory of operation is as above.

Compared with the prior art, because the two sides of the end part of the conveying channel 60 along the conveying direction are both provided with a positioning stop block 70, the positioning stop block 70 is provided with a rolling part 80 which is opposite to the conveying channel 60, the side pusher 50 is arranged on a conveying rail 40, the output end of the side pusher 50 is selectively extended into the conveying channel 60, the output end of the side pusher 50 pushes the tray on the conveying channel 60 against a positioning stop 70, and after the tray is stopped by the positioning stop 70 when the tray is conveyed to the end of the conveying channel 60, at this time, the output end of the side pusher 50 extends out and pushes the tray laterally, so that the tray is closed to a positioning stop 70 at the end of the conveying passage 60, under the action of the rolling members 80, the tray can be quickly moved and positioned to the above-mentioned positioning stoppers 70, in this process, the relative movement between the tray and the positioning stops 70 is rolling friction, which allows the tray to be aligned and ensures that the IC chips can be properly picked and placed on the tray without crushing the chips.

The above disclosure is only a preferred embodiment of the present invention, and the scope of the claims of the present invention should not be limited thereby, and all the equivalent changes made in the claims of the present invention are intended to be covered by the present invention.

Claims

1. The utility model provides a tray transport positioning mechanism which characterized in that: comprises a frame, a tray placing area, a carrying device, two conveying rails and a side pusher, wherein the two conveying rails are arranged on the frame in parallel at intervals, a conveying channel is formed between the two conveying rails, the tray placing area is positioned beside the conveying rail, the carrying device is arranged above the conveying channel and the tray placing area, the carrying device carries the tray stored in the tray placing area to the conveying channel, the two sides of the end part of the conveying channel along the conveying direction are respectively provided with a positioning stop block, the positioning stop blocks are provided with rolling parts which are opposite to the conveying channel, the side pusher is arranged on the conveying rail, the output end of the side pusher selectively extends into the conveying channel, and the output end of the side pusher pushes the tray positioned on the conveying channel to lean against one positioning stop block.

2. The tray handling positioning mechanism of claim 1, wherein the positioning stopper comprises a stopping portion and a positioning portion, one end of the stopping portion is connected to one end of the positioning portion and forms an "L" shaped positioning stopper, the extending direction of the positioning portion is parallel to the conveying direction of the conveying channel, and the rolling member is mounted on the stopping portion.

3. The pallet handling positioning mechanism of claim 1, wherein said rolling elements are rollers, bearings, balls or rollers.

4. The tray handling and positioning mechanism of claim 1, wherein the outside edges of the conveyor rails are provided with guide ribs.

5. The tray handling positioning mechanism of claim 1 further comprising an in-position sensor located laterally of said positioning stop, said in-position sensor mounted to an outside of said conveyor rail, said in-position sensor electrically connected to said side pusher.

6. The tray carrying and positioning mechanism as claimed in claim 1, wherein the side pusher is a cylinder or an oil cylinder, and the output end of the side pusher is sleeved with a plastic block.

7. The tray handling positioning mechanism of claim 1, wherein a stopper and/or a stopper post is attached to a peripheral side of the tray placement area.

8. The tray carrying and positioning mechanism as claimed in claim 1, wherein the carrying device comprises a carrying driver, a connecting support rod, an up-down moving driver, a suction device and a mounting bracket, the mounting bracket is mounted on the frame, the carrying driver is mounted on the mounting bracket, the up-down moving driver is mounted at an output end of the carrying driver, a first end of the connecting support rod is mounted at an output end of the up-down moving driver, the suction device is mounted at a second end of the connecting support rod, the carrying driver drives the up-down moving driver to perform a translational motion between the tray placing area and the conveying channel, and the up-down moving driver drives the connecting support rod to move up and down.