Automatic equal spacing adjustment device for chip placement machine

Abstract

The present invention discloses an automatic equal spacing adjustment device for a patch machine, comprising a patch head part, a mounting plate, a driving mechanism and a transmission mechanism, wherein the patch head part is located at the front end of the mounting plate, the patch head part is composed of a plurality of patch heads, the patch head is arranged to slide horizontally between the patch head and the mounting plate, the transmission mechanism comprises a connecting rod and a single rod, the two ends of the connecting rod are respectively rotatably connected with the patch head and the single rod, the connecting rod is arranged to be tilted, the tilt angle of the connecting rod connected to each patch head is the same, one end of the single rod is transmission-connected with the driving mechanism, and the driving mechanism drives one end of the single rod to move horizontally. The advantages of the present invention: the equal distance adjustment of the patch head is achieved by using a driving motor with an encoder in conjunction with the single rod and the connecting rod, so that the distance adjustment of the patch head becomes convenient and quick, which greatly saves time and economic costs, and greatly improves the efficiency and production capacity of electronic mounting.

Description

Technical Field

[0001] The invention relates to electronic mounting equipment, in particular to an automatic equal spacing adjustment device for a mounting machine. Background Art

[0002] As the pillar equipment in the field of electronic mounting, the placement machine has the advantages of fast mounting speed, high mounting precision, stable and reliable mounting quality. It has completely changed the characteristics of labor-intensive enterprises in the mounting field, greatly improved production efficiency, liberated labor, and is an indispensable equipment in the modern SMT mounting industry.

[0003] However, the distance between the placement heads of the placement machines in the prior art is usually fixed. The placement machines in the prior art can only be set at equal distances but cannot be changed at equal distances. When the placement distance needs to be changed, it takes a long time to modify the structure and requires more spacing plates or spacing strips for modification. The time cost and economic cost are very high, which greatly affects normal production and causes waste of production capacity. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide an automatic equal-distance adjustment device for a chip placement machine, which can conveniently and quickly adjust the spacing between chip placement heads at equal distances.

[0005] In order to solve the above technical problems, the technical solution of the present invention is: an automatic equal-spacing adjustment device for a patch machine, comprising a patch head part, a mounting plate, a driving mechanism and a transmission mechanism, the patch head part is located at the front end of the mounting plate, the patch head part is composed of a plurality of patch heads, the patch head and the mounting plate are arranged to slide horizontally, the transmission mechanism comprises a connecting rod and a single rod, the two ends of the connecting rod are respectively rotatably connected with the patch head and the single rod, the connecting rod is tilted, the inclination angle of the connecting rod connected to each patch head is the same, one end of the single rod is transmission-connected to the driving mechanism, and the driving mechanism drives one end of the single rod to move horizontally.

[0006] Furthermore, the driving mechanism is a motor with an encoder.

[0007] Furthermore, the transmission mechanism also includes a belt and a chuck, the belt is transmission-connected to the driving mechanism, a transverse slide rail is fixed to the rear end of the chuck, the transverse slide rail is slidingly arranged between the mounting plate, the transverse slide rail is rotationally connected to one end of the single rod, and the transverse slide rail drives one end of the single rod to move laterally.

[0008] Furthermore, a limiting device is provided on the chuck, and the limiting device includes a first limiting portion provided on the chuck and a second limiting portion provided on the mounting plate, and the first limiting portion and the second limiting portion cooperate with each other.

[0009] Furthermore, the position of the second limiting portion is adjustable, and the second limiting portion is detachably connected to the mounting plate.

[0010] Furthermore, a chuck transverse sliding groove matching the transverse sliding rail is provided on the mounting plate, and the transverse sliding rail is located in the chuck transverse sliding groove.

[0011] Furthermore, the patch head includes a suction nozzle, a patch head body and a patch head fixed connecting rod, the suction nozzle is fixed at the bottom of the patch head body, the patch head body is fixed at the bottom of the patch head fixed connecting rod, the top of the patch head fixed connecting rod is arranged in a slide rail on the mounting plate, and a connecting rod connection point is provided in the middle position of the patch head fixed connecting rod, and the connecting rod is rotatably connected to the patch head fixed connecting rod at the connecting rod connection point.

[0012] Furthermore, the patch heads at both ends of the patch head part are respectively a fixed patch head and a movable patch head, the upper part of the fixed patch head is fixedly connected to the mounting plate, and the movable patch head is rotationally connected to the single rod.

[0013] By adopting the above technical solution, the equal distance adjustment of the patch head is achieved through the drive motor with an encoder in conjunction with the single rod and the connecting rod, making the distance adjustment of the patch head convenient and quick, greatly saving time and economic costs, and greatly improving the efficiency and production capacity of electronic mounting. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front schematic diagram of the present invention;

[0015] Figure 2 It is a schematic diagram of the back side of the present invention. DETAILED DESCRIPTION

[0016] The specific embodiments of the present invention are further described below in conjunction with the accompanying drawings. It should be noted that the description of these embodiments is used to help understand the present invention, but does not constitute a limitation of the present invention. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0017] See also Figure 1 and Figure 2The present specific embodiment discloses an automatic equal spacing adjustment device for a patch machine, including a patch head part 1, a mounting plate 2, a driving mechanism 3 and a transmission mechanism 4. The patch head part 1 is located at the front end of the mounting plate 2, and the patch head part 2 is composed of a plurality of patch heads 11. It is feasible that in the present specific embodiment, the patch heads 11 are divided into two groups, and the two groups of patch heads can reciprocate to the left and right ends respectively. The two groups of patch heads 11 are respectively slidably arranged to slide to the two sides between the mounting plate 2. It is feasible that in the present specific embodiment, the upper end of the patch head 11 can be slidably connected by a slide rail arranged on the patch head 11 in cooperation with a slide groove arranged on the mounting plate 2. In other specific embodiments of the present invention, the patch head 11 includes a nozzle 12, a patch head body 13 and a patch head fixed connecting rod 14, the nozzle 12 is fixed to the bottom of the patch head body 13 by a fixing nut, the patch head body 13 is fixed to the bottom of the patch head fixed connecting rod 14 by a nut, and the top of the patch head fixed connecting rod 14 is arranged in the slide rail on the mounting plate 2, and it is feasible that the middle position of the patch head fixed connecting rod 14 has a connecting rod connection point 141, and the connecting rod 44 is rotatably connected to the patch head fixed connecting rod 14 at the connecting rod connection point 141. It is feasible that the patch head fixed connecting rod 14 or other positions of the patch head body 13 can also be slidably connected to the mounting plate 2 by means of a slide rail and a slide groove, so as to effectively enhance the stability during use.

[0018] It is feasible that the patch heads at both ends of the patch head part 1 are respectively a fixed patch head 15 and a movable patch head 16, the upper part of the fixed patch head 15 is fixedly connected to the mounting plate 2 through a nut, and the movable patch head 16 is located on the outside and can be moved laterally, and is rotatably connected to the single rod 45 through a rotatable nut. It is feasible that in this specific embodiment, two groups of patch heads share a fixed patch head 15, and the movable patch heads 16 are located on both sides and driven by the same driving mechanism 3.

[0019] It is feasible that the transmission mechanism 4 includes a connecting rod 44 and a single rod 45, the two ends of the connecting rod 44 are rotatably connected to the patch head 11 and the single rod 45 respectively, each connecting rod 44 is tilted outward at the same angle, and the tilt angle of each connecting rod connected to the patch head 11 is the same. One end of the single rod 45 is connected to the driving mechanism 3 for transmission, and the driving mechanism 3 drives one end of the single rod 45 to move laterally, and the driving force of the driving mechanism 3 can be converted into lateral movement by adopting a torque conversion method. It is feasible that in this specific embodiment, the transmission can be performed by setting a belt 41 and a clamp 42, and the belt 41 is connected to the driving mechanism 3 for transmission. It is feasible that a driven guide wheel 411 is set at a relative position corresponding to the horizontal position of the driving mechanism, and the belt 41 rotates back and forth between the driven driven guide wheel 411 and the driving mechanism 3, and the driving mechanism 3 drives the belt 41 on the back of the mounting plate. In other specific embodiments of the present invention, it can also be rotated by setting it at other positions.

[0020] In this specific embodiment, two chucks 42 are provided, which are fixed to the upper and lower parts of the belt 41 respectively. When the spacing between the patch heads 11 is at the minimum, the two chucks are at the corresponding positions of the upper and lower parts. It is feasible that a transverse slide rail 421 is provided at the rear end of the chuck 42, and the transverse slide rail 421 is slidably arranged between the mounting plate 2. The mounting plate 2 is provided with a chuck transverse sliding groove 21 matching the transverse slide rail 421, and the transverse slide rail 421 is located in the chuck transverse sliding groove 21. In this specific embodiment, the transverse slide rail 421 is rotatably connected to the lower end of the single rod 45 through a rotatable nut. It is feasible that the movable patch heads 16 are connected together through the same nut at the same time. The transverse slide rails 421 on both sides can drive the lower ends of the single rods 45 on both sides to move to both sides respectively and can realize reciprocation through the driving mechanism.

[0021] It is feasible that in other specific embodiments of the present invention, a limiting device 422 can be provided on the chuck 42, and the limiting device 422 includes a first limiting portion 423 fixed on the chuck 42 by screws and a second limiting portion 424 fixed on the mounting plate 2 by screws, and the first limiting portion 423 and the second limiting portion 424 cooperate with each other. It is feasible that the driving mechanism 3 stops working when the first limiting portion 423 and the second limiting portion 424 contact each other through a control mechanism, and a contact sensor is provided in the first limiting portion 423 and the second limiting portion 424, and the contact triggers the control operation of the driving mechanism. Preferably, the position of the second limiting portion 424 is adjustable, and the second limiting portion 424 is detachably connected to the mounting plate 2 through a detachable nut, and when the maximum adjustment distance is changed, it can be achieved by changing the position of the second limiting portion 424.

[0022] Preferably, in this specific embodiment, the drive mechanism 3 can use a motor with an encoder to facilitate intelligent control operation. The drive motor with an encoder cooperates with the single rod 45 and the connecting rod 44 to achieve equal distance adjustment of the patch head 11, making the distance adjustment of the patch head 11 convenient and fast, greatly saving time and economic costs, and greatly improving the efficiency and production capacity of electronic mounting.

[0023] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. For those skilled in the art, various changes, modifications, substitutions and variations of these embodiments are made without departing from the principles and spirit of the present invention, and still fall within the scope of protection of the present invention.

Claims

1. An automatic equal spacing adjustment device for a chip mounter, characterized in that: It includes a patch head part, a mounting plate, a driving mechanism and a transmission mechanism. The patch head part is located at the front end of the mounting plate. The patch head part is composed of a plurality of patch heads. The patch head and the mounting plate are arranged to slide horizontally. The transmission mechanism includes a connecting rod and a single rod. The two ends of the connecting rod are respectively rotatably connected with the patch head and the single rod. The connecting rod is tilted. The connecting rods connected to each patch head have the same tilt angle. One end of the single rod is transmission-connected to the driving mechanism. The driving mechanism drives one end of the single rod to move horizontally.

2. The automatic equal spacing adjustment device for a chip mounter according to claim 1, characterized in that: The driving mechanism is a motor with an encoder.

3. The automatic equal spacing adjustment device for a chip mounter according to claim 1, characterized in that: The transmission mechanism also includes a belt and a chuck, the belt is transmission-connected to the driving mechanism, a transverse slide rail is fixed to the rear end of the chuck, the transverse slide rail is slidingly arranged between the mounting plate, the transverse slide rail is rotationally connected to one end of the single rod, and the transverse slide rail drives one end of the single rod to move laterally.

4. The automatic equal spacing adjustment device for a chip mounter according to claim 3, characterized in that: The clamp is provided with a limiting device, and the limiting device comprises a first limiting portion provided on the clamp and a second limiting portion provided on the mounting plate, and the first limiting portion and the second limiting portion cooperate with each other.

5. The automatic equal spacing adjustment device for a chip mounter according to claim 4, characterized in that: The position of the second limiting portion is adjustable, and the second limiting portion is detachably connected to the mounting plate.

6. The automatic equal spacing adjustment device for a chip mounter according to claim 3, characterized in that: The mounting plate is provided with a chuck transverse sliding groove matching the transverse sliding rail, and the transverse sliding rail is located in the chuck transverse sliding groove.

7. The automatic equal spacing adjustment device for a chip mounter according to claim 1, characterized in that: The patch head includes a suction nozzle, a patch head body and a patch head fixing connecting rod, the suction nozzle is fixed below the patch head body, the patch head body is fixed below the patch head fixing connecting rod, the top of the patch head fixing connecting rod is arranged in a slide rail on the mounting plate, the middle position of the patch head fixing connecting rod is provided with a connecting rod connecting point, and the connecting rod is rotationally connected to the patch head fixing connecting rod at the connecting rod connecting point.

8. The automatic equal spacing adjustment device for a chip mounter according to claim 1, characterized in that: The patch heads at both ends of the patch head part are respectively a fixed patch head and a movable patch head. The upper part of the fixed patch head is fixedly connected to the mounting plate, and the movable patch head is rotationally connected to the single rod.

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