Automatic adjusting device for static frame of SMT (Surface Mount Technology) plate feeding machine

Abstract

The utility model provides an SMT plate loader static frame automatic adjusting device which comprises a main body assembly, the main body assembly is provided with a conveying assembly, and the conveying assembly comprises a second driven wheel, a third driven wheel, a second conveying crawler belt, a second motor, a lead screw, a ball nut and a sliding plate. And an output shaft of the second motor is fixedly connected with one end of a lead screw, the outer side wall of the lead screw is in threaded connection with a ball nut, and the outer side wall of the ball nut is fixedly connected with a sliding plate. The motor drives the lead screw to rotate, and the position of the sliding plate can be adjusted, so that the conveying requirements of electrostatic frames of different sizes are met, the universality of the device is improved, the device can be adjusted according to the actual electrostatic frame specification, and the electrostatic frames of different specifications in the market are covered. The model of the electrostatic frame is detected through the electrostatic frame sensor, the distance between the two conveying tracks is adjusted in an automatic width adjusting mode, and the situation that personnel forget to switch the specification of the electrostatic frame is avoided.

Description

Technical Field

[0001] The utility model relates to an adjusting device, in particular to an automatic adjusting device for an electrostatic frame of an SMT board loading machine, belonging to the technical field of SMT board loading machines. Background Technique

[0002] The SMT board loading machine is a special device in the SMT production line. Its main function is to automatically transfer the unmounted PCB board from the PCB turnover frame to the track of the SMT production line. It is the starting device of the SMT production line and is of great significance for realizing the automatic production of electronic devices and improving production efficiency. Through the microcomputer human-machine interface operation, the board loading machine can automatically and accurately send the PCB board onto the production line, effectively saving labor costs and improving product quality.

[0003] During the use of the existing SMT board loading machine, the SMT board loading machine can only correspond to one electrostatic frame size and cannot be compatible with all PCB electrostatic frame sizes. After the size of the electrostatic frame changes, the staff is prone to forget to switch the size of the electrostatic frame, resulting in the small frame not being fixed after entering the device, abnormal production, and seriously causing damage and pollution to the PCB board. Therefore, an automatic adjusting device for the electrostatic frame of the SMT board loading machine is proposed. Content of the Utility Model

[0004] In view of this, the utility model provides an automatic adjusting device for an electrostatic frame of an SMT board loading machine to solve or alleviate the technical problems existing in the prior art and at least provide a beneficial option.

[0005] The technical solution of the embodiment of the utility model is realized as follows: An automatic adjusting device for an electrostatic frame of an SMT board loading machine includes a main body component, and a conveying component is arranged on the main body component. The conveying component includes a second driven wheel, a third driven wheel, a second conveying track, a second motor, a lead screw, a ball nut and a sliding plate;

[0006] The output shaft of the second motor is fixedly connected with one end of the lead screw. The outer side wall of the lead screw is threadedly connected with the ball nut. The outer side wall of the ball nut is fixedly connected with the sliding plate. One side of the sliding plate is rotatably connected with the second driven wheel and the third driven wheel. The outer side walls of the second driven wheel and the third driven wheel are sleeved with the second conveying track.

[0007] Further preferably: The conveying component further includes a first motor, a track driving wheel, a first conveying track, a first driven wheel, a first transmission rod and a second transmission rod;

[0008] The output shaft of the first motor is fixedly connected to the crawler driving wheel. A first conveyor crawler is sleeved on the outer side wall of the crawler driving wheel. A first driven wheel is installed inside the first conveyor crawler. The crawler driving wheel is fixedly connected to the second driven wheel through a first transmission rod. The first driven wheel is fixedly connected to the third driven wheel through a second transmission rod.

[0009] Further preferably: The main body assembly includes a base and support legs;

[0010] Support legs are symmetrically and fixedly connected to the bottom of the base.

[0011] Further preferably: Support plates are symmetrically and fixedly connected to the top of the base.

[0012] Further preferably: An electrostatic frame inductor and a controller are installed on the upper surface of the base.

[0013] Further preferably: The electrostatic frame inductor is signal-connected to the controller.

[0014] Further preferably: The first motor is installed on one side of the support plate. The crawler driving wheel and the first driven wheel are rotatably connected to one side of the support plate.

[0015] Further preferably: The second motor is installed on one side of the support plate. The first motor and the second motor are electrically connected to the controller.

[0016] Due to the adoption of the above technical solutions in the embodiments of the present invention, it has the following advantages:

[0017] 1. By driving the lead screw to rotate through the motor, the present invention can adjust the position of the slide plate, so as to meet the conveying requirements of electrostatic frames of different sizes, improve the versatility of the device, and can be adjusted according to the actual electrostatic frame specifications, covering electrostatic frames of different specifications on the market.

[0018] 2. By detecting the electrostatic frame model through the electrostatic frame inductor and adjusting the distance between the two conveyor crawlers in an automatic width-adjusting manner, the present invention can avoid personnel forgetting to switch the electrostatic frame specifications.

[0019] The above summary is only for the purpose of the specification and is not intended to be limiting in any way. In addition to the above-described illustrative aspects, embodiments and features, further aspects, embodiments and features of the present invention will be readily apparent by reference to the drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] To more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present application. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0021] Figure 1 Structural diagram of the present utility model;

[0022] Figure 2 Rear view structural diagram of the present utility model;

[0023] Figure 3 Structural diagram of the first conveying track of the present utility model;

[0024] Figure 4 Structural diagram of the second conveying track of the present utility model;

[0025] Figure 5 Structural diagram of the lead screw of the present utility model.

[0026] Reference numerals: 10, main body assembly; 11, base; 12, support leg; 13, support plate; 14, static frame inductor; 15, controller; 20, conveying assembly; 21, first motor; 22, track driving wheel; 23, first conveying track; 24, first driven wheel; 25, first transmission rod; 26, second driven wheel; 27, second transmission rod; 28, third driven wheel; 29, second conveying track; 210, second motor; 211, lead screw; 212, ball nut; 213, sliding plate. Detailed implementation manners

[0027] In the following text, only some exemplary embodiments are simply described. As those skilled in the art can recognize, the described embodiments can be modified in various different ways without departing from the spirit or scope of the present utility model. Therefore, the drawings and the description are considered to be exemplary in nature rather than restrictive.

[0028] The following will detail the embodiments of the present utility model with reference to the drawings.

[0029] As Figures 1-5 shown, the embodiment of the present utility model provides an SMT board loading machine static frame automatic adjustment device, including a main body assembly 10, a conveying assembly 20 is arranged on the main body assembly 10, and the conveying assembly 20 includes a second driven wheel 26, a third driven wheel 28, a second conveying track 29, a second motor 210, a lead screw 211, a ball nut 212 and a sliding plate 213;

[0030] The output shaft of the second motor 210 is fixedly connected to one end of the lead screw 211. A ball nut 212 is threadedly connected to the outer sidewall of the lead screw 211. A slide plate 213 is fixedly connected to the outer sidewall of the ball nut 212. A second driven wheel 26 and a third driven wheel 28 are rotatably connected to one side of the slide plate 213. A second conveyor track 29 is sleeved on the outer sidewalls of the second driven wheel 26 and the third driven wheel 28. By driving the lead screw 211 to rotate through the second motor 210 and using the cooperation of the lead screw 211 and the ball nut 212, the position of the slide plate 213 can be adjusted to meet the conveying requirements of electrostatic frames of different sizes.

[0031] In this embodiment, specifically: The conveying assembly 20 further includes a first motor 21, a track driving wheel 22, a first conveyor track 23, a first driven wheel 24, a first transmission rod 25 and a second transmission rod 27;

[0032] The output shaft of the first motor 21 is fixedly connected to the track driving wheel 22. A first conveyor track 23 is sleeved on the outer sidewall of the track driving wheel 22. A first driven wheel 24 is installed inside the first conveyor track 23. The track driving wheel 22 is fixedly connected to the second driven wheel 26 through the first transmission rod 25. The first driven wheel 24 is fixedly connected to the third driven wheel 28 through the second transmission rod 27. By driving the track driving wheel 22 to rotate through the first motor 21, the first conveyor track 23 is moved by using the track driving wheel 22 and the first driven wheel 24. Through the transmission of the first transmission rod 25 and the second transmission rod 27, the second driven wheel 26 and the third driven wheel 28 drive the second conveyor track 29 to move, completing the conveyance of the electrostatic frame.

[0033] In this embodiment, specifically: The main body assembly 10 includes a base 11 and support legs 12;

[0034] Support legs 12 are symmetrically and fixedly connected to the bottom of the base 11, and the support legs 12 play a role in stable support.

[0035] In this embodiment, specifically: Support plates 13 are symmetrically and fixedly connected to the top of the base 11, and the support plates 13 are used for fixing and installing the first motor 21 and the second motor 210.

[0036] In this embodiment, specifically: An electrostatic frame inductor 14 and a controller 15 are installed on the upper surface of the base 11. The type of the electrostatic frame is detected through the electrostatic frame inductor 14, and the motors are controlled through the controller 15 to automatically adjust the distance between the two conveyor tracks.

[0037] In this embodiment, specifically: The electrostatic frame inductor 14 is signal-connected to the controller 15.

[0038] In this embodiment, specifically: The first motor 21 is installed on one side of the support plate 13. The crawler drive wheel 22 and the first driven wheel 24 are rotatably connected to one side of the support plate 13. The first conveyor crawler 23 is moved by the crawler drive wheel 22 and the first driven wheel 24.

[0039] In this embodiment, specifically: The second motor 210 is installed on one side of the support plate 13. The first motor 21 and the second motor 210 are electrically connected to the controller 15. The working states of the first motor 21 and the second motor 210 are controlled by the controller 15.

[0040] When the present utility model is working: The PCB board and the static frame are conveyed by the conveyor crawler. During the conveying process, the type of the static frame is detected by the static frame inductor 14. The motor is controlled by the controller 15 to automatically adjust the distance between the two conveyor crawlers, avoiding the situation that personnel forget to switch the static frame specifications. During the adjustment process, the second motor 210 drives the lead screw 211 to rotate. By the cooperation of the lead screw 211 and the ball nut 212, the position of the slide plate 213 can be adjusted, so as to meet the conveying requirements of static frames of different sizes, improving the versatility of the device. It can be adjusted according to the actual static frame specifications, covering different specifications of static frames on the market. The first motor 21 drives the crawler drive wheel 22 to rotate. The first conveyor crawler 23 is moved by the crawler drive wheel 22 and the first driven wheel 24. Through the transmission of the first transmission rod 25 and the second transmission rod 27, the second driven wheel 26 and the third driven wheel 28 drive the second conveyor crawler 29 to move, completing the conveying of the static frame.

[0041] The above is only the specific embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model can easily think of various changes or substitutions, and these should all be covered within the protection scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claimed rights.

Claims

1. An automatic adjustment device for the static electricity frame of an SMT board loading machine, comprising a main body assembly (10), characterized in that: A conveying component (20) is provided on the main body component (10). The conveying component (20) includes a second driven wheel (26), a third driven wheel (28), a second conveying track belt (29), a second motor (210), a lead screw (211), a ball nut (212), and a sliding plate (213). The output shaft of the second motor (210) is fixedly connected to one end of the lead screw (211). A ball nut (212) is threadedly connected to the outer side wall of the lead screw (211). A sliding plate (213) is fixedly connected to the outer side wall of the ball nut (212). A second driven wheel (26) and a third driven wheel (28) are rotatably connected to one side of the sliding plate (213). A second conveying track belt (29) is sleeved on the outer side walls of the second driven wheel (26) and the third driven wheel (28).

2. The automatic adjustment device for the static electricity frame of an SMT board loading machine according to claim 1, wherein: The conveying component (20) further includes a first motor (21), a track belt driving wheel (22), a first conveying track belt (23), a first driven wheel (24), a first transmission rod (25), and a second transmission rod (27). The output shaft of the first motor (21) is fixedly connected to the track belt driving wheel (22). A first conveying track belt (23) is sleeved on the outer side wall of the track belt driving wheel (22). A first driven wheel (24) is installed inside the first conveying track belt (23). The track belt driving wheel (22) is fixedly connected to the second driven wheel (26) through the first transmission rod (25). The first driven wheel (24) is fixedly connected to the third driven wheel (28) through the second transmission rod (27).

3. An automatic adjustment device for the static electricity frame of an SMT board loading machine according to claim 1, characterized in that: The main body component (10) includes a base (11) and support legs (12). Support legs (12) are symmetrically and fixedly connected to the bottom of the base (11).

4. The automatic adjustment device for the static electricity frame of an SMT board loading machine according to claim 3, wherein: Support plates (13) are symmetrically and fixedly connected to the top of the base (11).

5. An automatic adjustment device for the static electricity frame of an SMT board loading machine according to claim 4, characterized in that: An electrostatic frame inductor (14) and a controller (15) are installed on the upper surface of the base (11).

6. The automatic adjustment device for the static electricity frame of an SMT board loading machine according to claim 5, wherein: The electrostatic frame inductor (14) is in signal connection with the controller (15).

7. An automatic adjustment device for the static electricity frame of an SMT board loading machine according to claim 5, characterized in that: The first motor (21) is installed on one side of the support plate (13). The track belt driving wheel (22) and the first driven wheel (24) are rotatably connected to one side of the support plate (13).

8. An automatic adjustment device for the static electricity frame of an SMT board loading machine according to claim 7, characterized in that: The second motor (210) is installed on one side of the support plate (13). The first motor (21) and the second motor (210) are electrically connected to the controller (15).

Images