CN213126989U

CN213126989U - Y-axis moving device of chip mounter

Info

Publication number: CN213126989U
Application number: CN202022387217.6U
Authority: CN
Inventors: 胡刚
Original assignee: Shenzhen Lide Xinhe Technology Co ltd
Current assignee: Shenzhen Lide Xinhe Technology Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-05-04
Anticipated expiration: 2030-10-23

Abstract

The utility model discloses a Y axle mobile device of chip mounter, locate first span board and second span board in the backup pad including backup pad and two symmetries, be connected with the X axle crossbeam on first span board and the second span board, be equipped with first lead screw and second lead screw on first span board and the second span board respectively, first lead screw and second lead screw one end all are equipped with the drive wheel, two the drive wheel passes through the driving chain and connects, the second lead screw is close to drive wheel one end fixed mounting and has driving motor, first span board and second span board up end all are equipped with the slide rail, two all be equipped with on the slide rail and can be on the slide rail gliding slider, X axle crossbeam both ends fixed mounting is on two sliders. The utility model discloses an all set up the lead screw on two span boards, make the both ends homoenergetic of X axle crossbeam move on the span board through relative rotation, realized the synchronous motion at X axle crossbeam both ends, prevent that X axle crossbeam is crooked.

Description

Y-axis moving device of chip mounter

Technical Field

The utility model relates to a Y axle mobile device technical field of chip mounter especially relates to a Y axle mobile device of chip mounter.

Background

The chip mounter is a device for accurately placing surface mounting components on a PCB (printed circuit board) by moving a bonding head, wherein the bonding head mainly realizes the mounting work of the components by electrically or pneumatically moving in the X-axis and Y-axis directions.

In the prior art, the moving mode of the Y-axis direction of the chip mounter is usually to set two symmetrical Y-axis span plates, an X-axis beam is installed on the two Y-axis span plates, a screw rod is installed above one of the span plates, then a Y-axis driving motor is arranged on the side edge of the span plate provided with the screw rod and connected with the screw rod, the driving motor drives the screw rod to rotate so that the X-axis beam moves on the two span plates, the Y-axis moving device only provides screw rod transmission on one of the span plates, so that the X-axis beam slides at the other end, thereby easily causing the other end to be incapable of moving synchronously when used, and further causing the X-axis beam to be skew, thereby having an error when mounting.

Disclosure of Invention

In order to solve the problem in the prior art, the utility model provides a Y axle mobile device of chip mounter enables X axle crossbeam both ends synchronous motion, can effectively guarantee the precision that the tieing removed in the Y axle, reduces the paster error.

The utility model provides a scheme that its technical problem took is: the utility model provides a Y axle mobile device of chip mounter, includes that backup pad and two symmetries locate first span board and second span board in the backup pad, be connected with the X axle crossbeam on first span board and the second span board, be equipped with first lead screw and second lead screw on first span board and the second span board respectively, first lead screw and second lead screw one end all are equipped with the drive wheel, two the drive wheel passes through the driving chain and connects, the second lead screw is close to drive wheel one end fixed mounting and has driving motor, first span board and second span board up end all are equipped with the slide rail, two all be equipped with the slider that can slide on the slide rail, X axle crossbeam both ends are fixed mounting respectively on two sliders.

Furthermore, bearing seats are arranged at two ends of the first span plate and two ends of the second span plate, a motor fixing seat is arranged at one end, close to the driving wheel, of the second span plate, and the driving motor is fixed on the motor fixing seat.

Furthermore, a sliding groove for enabling the sliding block to slide on the sliding rail is arranged at the joint of the sliding block and the sliding rail.

Furthermore, the longitudinal sections of the sliding rail and the sliding groove are both of a trapezoidal structure, and the sliding blocks are symmetrically arranged.

Furthermore, nut seats are arranged at the upper ends of the joints of the two ends of the X-axis beam and the sliding blocks, and the first screw rod and the second screw rod penetrate through the nut seats.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an all set up the lead screw on two span boards, make the both ends homoenergetic of X axle crossbeam move on the span board through relative rotation, realized the synchronous motion at X axle crossbeam both ends, prevent that X axle crossbeam is crooked.

2. The utility model discloses an two lead screws provide power through a driving motor to carry out the transmission through the same drive wheel, make the rotational speed of two lead screws the same, and then make the translation rate at crossbeam both ends the same, realize synchronous motion.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is a top view of the present embodiment;

fig. 3 is a vertical sectional view of the present embodiment.

In the figure: 1. a support plate; 2. a first span plate; 21. a first lead screw; 22. a driving wheel; 3. a second span plate; 31. a second lead screw; 32. a slide rail; 33. a slider; 34. a chute; 4. an X-axis beam; 41. a nut seat; 5. a drive chain; 6. a drive motor; 61. a motor fixing seat; 7. a bearing seat; 71. a bearing; 8. a driving wheel bearing seat; 9. a coupling is provided.

Detailed Description

In order that the present invention may be more readily and clearly understood, the following description of the present invention is provided in connection with the accompanying drawings.

With reference to fig. 1 to 3, a Y-axis moving device of a chip mounter includes a supporting plate 1 and two first span plates 2 and two second span plates 3 disposed on the supporting plate 1, two ends of an X-axis beam 4 are respectively fixed on the first span plates 2 and the second span plates 3, in order to enable the two ends of the X-axis beam 4 to move synchronously, in this embodiment, a first lead screw 21 and a second lead screw 31 are respectively disposed on the first span plates 2 and the second span plates 3, and a transmission wheel 22 is disposed at the same end of the first lead screw 21 and the second lead screw 31, and the two transmission wheels 22 are connected by a transmission chain 5, so that when one lead screw rotates, the other lead screw can be driven to rotate by the transmission wheel 22 and the transmission chain 5, and the rotation speeds of the two lead screws are the same;

in the embodiment, one end of the second screw rod 31 close to the transmission wheel 22 is connected with the driving motor 6, and the driving motor 6 provides power; in the embodiment, the upper end surfaces of the first span plate 2 and the second span plate 3 are provided with the slide rails 32, the slide blocks 33 are arranged on the slide rails, and the connecting parts of the slide blocks 33 and the slide rails 32 are provided with the slide grooves 34, so that the slide blocks 33 can move on the slide rails 32 through the slide grooves 34, and the two ends of the X-axis beam 4 are arranged on the slide blocks 33, so that the X-axis beam 4 can move on the slide rails 32 through the slide blocks 33; in the embodiment, the longitudinal sections of the sliding chute 34 and the sliding rail 32 are both trapezoidal structures and are inverted trapezoidal, so that the displacement of the sliding block 33 in the vertical direction can be limited, and the moving precision of the X-axis beam 4 is improved; meanwhile, the two sliding blocks 33 in the embodiment are symmetrically arranged, so that the two ends of the X-axis beam 4 can be always kept horizontal, and the two ends of the X-axis beam 4 can move synchronously; nut seats 41 are further arranged at two ends of the X-axis beam 4, the first lead screw 21 and the second lead screw 31 respectively penetrate through the nut seats 41 at the two ends of the X-axis beam 4, and when the first lead screw 21 and the second lead screw 31 rotate, the X-axis beam 4 can move through the relative rotation of the lead screw and the nut seats 41.

In the embodiment, the first span plate 2 and the second span plate 3 are both provided with screw rods, the front ends of the first screw rod 21 and the second screw rod 31 are both provided with the transmission wheels 22, one end of the second screw rod 31 provided with the transmission wheels 22 is connected with the output shaft of the driving motor 6 through the coupling 9, and finally, two ends of the X-axis beam 4 are installed on the sliding blocks 33 below the first screw rod 21 and the second screw rod 31, so that the first screw rod 21 and the second screw rod 31 respectively penetrate through two ends of the X-axis beam 4; when the driving motor 6 is started, under the action of the driving wheel 22 and the driving chain 5, the first lead screw 21 and the second lead screw 31 rotate at the same rotating speed, and the nut seats 41 at the two ends of the X-axis beam 4 relatively rotate through threads, so that the sliding blocks 33 at the bottoms of the two ends of the X-axis beam 4 move at the same speed on the sliding rails 32, the moving speeds of the two ends of the X-axis beam 4 are further the same, the synchronous movement of the two ends of the X-axis beam 4 is realized, and the X-axis beam 4 is prevented from being inclined.

As shown in fig. 1 and 3, the first span plate 2 and the second span plate 3 of the present embodiment are provided at both ends with bearing seats 7, and the bearing seat 7 of the second span plate 3 near the end of the driving motor 6 is located at the driving wheel bearing seat 8, the setting of the driving wheel bearing seat 8 makes the second lead screw 31 rotate more stably, the bearing seats 7 and the driving wheel bearing seat 8 are both provided with bearings 71, the first lead screw 21 and the second lead screw 31 are both fixed in the bearings 71, the first lead screw 21 and the second lead screw 31 in the embodiment rotate through the bearings 71, the rotation is smooth and the precision is higher, the end of the second span plate 3 near the driving wheel 22 is also provided with a motor fixing seat 61, the embodiment fixes the driving motor 6 on the motor fixing seat 61, in addition, in the embodiment, the coupler 9 is arranged in the motor fixing seat 61 to protect the transmission of the screw rod and prevent the error caused by the movement of the X-axis beam 4 due to external interference.

The above-mentioned embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and modifications made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a Y axle mobile device of chip mounter, includes that backup pad and two symmetries locate first span board and second span board in the backup pad, be connected with X axle crossbeam on first span board and the second span board, its characterized in that: the X-axis cross beam comprises a first span plate and a second span plate, wherein the first span plate and the second span plate are respectively provided with a first lead screw and a second lead screw, one end of each of the first lead screw and the second lead screw is provided with a driving wheel, the two driving wheels are connected through a driving chain, one end, close to the driving wheel, of the second lead screw is fixedly provided with a driving motor, the upper end surfaces of the first span plate and the second span plate are respectively provided with a sliding rail, the two sliding rails are respectively provided with a sliding block capable of sliding on the sliding rail, and two ends of the X-axis cross beam are respectively and fixedly.

2. The Y-axis moving apparatus of a mounter according to claim 1, wherein: the first span plate and the second span plate are provided with bearing seats at two ends, a motor fixing seat is arranged at one end, close to the driving wheel, of the second span plate, and the driving motor is fixed on the motor fixing seat.

3. The Y-axis moving apparatus of a mounter according to claim 1, wherein: and a sliding groove for enabling the sliding block to slide on the sliding rail is arranged at the joint of the sliding block and the sliding rail.

4. The Y-axis moving apparatus of the mounter according to claim 3, wherein: the slide rail and the longitudinal section of the sliding groove are both of a trapezoidal structure, and the slide blocks are symmetrically arranged.

5. The Y-axis moving apparatus of a mounter according to claim 1, wherein: nut seats are arranged at the upper ends of the joints of the two ends of the X-axis beam and the sliding block, and the first screw rod and the second screw rod penetrate through the nut seats.