Automatic width adjusting and shifting chain track mechanism

Abstract

The utility model discloses an automatic width adjusting and shifting chain track mechanism, relates to the technical field of electronic assembly, and provides the following scheme aiming at the problems that manipulators of most of the existing board dividing machines mainly support the adjustment of an X axis and a Z axis, and the adjustment of the manipulators in the Y axis direction mainly depends on a discharging structure: the automatic width adjusting and shifting chain track mechanism comprises a screw rod module, the lead screw module comprises a bottom plate, a stand column and a sliding rail, and the stand column is connected to the upper portion of the bottom plate. The PCBA width adjusting device is novel in structure, a single-side roller chain is driven to move a PCBA for processing, moving adjustment is carried out according to the size of the PCBA in cooperation with rotation of the linear sliding rail, meanwhile, the sliding rail on the lower portion is started to be matched with the sliding block to drive the width adjusting mechanism to carry out overall moving adjustment of the device, and the PCBA width adjusting device is high in practicability. Therefore, when the docking equipment can only process part of the large PCBA at one time, the manipulator can continue to operate without waiting for the completion of the transmission of the whole PCBA, and the idle time of the manipulator in the process of waiting for the completion of the transmission of the PCBA is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic assembly technical field especially relates to a kind of automatic width adjustment and shift chain track mechanism. BACKGROUND

[0002] In the application of online board splitter, the design of track mechanism has important influence on the board splitting efficiency and automation level of PCBA (printed circuit board assembly), however, the online board splitter in prior art has some limitations, the manipulator of most board splitters mainly supports the adjustment of X axis and Z axis, and the adjustment in Y axis direction mainly depends on the discharge structure, this design is particularly insufficient when processing larger size PCBA, for example, when processing 6 / 6 size PCBA, if docking equipment can only process 2 / 6 PCBA at a time, the manipulator often needs to wait before the transmission of this part of PCBA is completed, and cannot continue to work. This waiting time not only reduces production efficiency, but also limits the flexibility of production line. SUMMARY

[0003] The automatic width adjustment and shift chain track mechanism disclosed by the utility model solves the existing problems.

[0004] In order to achieve the above purpose, the utility model adopts the following technical scheme: an automatic width adjustment and shift chain track mechanism, comprising:

[0005] The screw rod module comprises a bottom plate, a stand and a sliding rail, the stand is connected above the bottom plate, the sliding rail is connected to the middle part of the upper surface of the bottom plate, the width adjustment mechanism is connected above the sliding rail, and the sliding rail is used to drive the device to move in parallel and position.

[0006] The width adjustment mechanism comprises a linear sliding rail and a trapezoidal block, the linear sliding rail is a screw rod rotating and moving structure, the linear sliding rail is connected with the trapezoidal block outside, and the linear sliding rail is used to drive the trapezoidal block to move for spacing adjustment.

[0007] Preferably, the bottom plate in the screw rod module is in the structure of rectangular plate, four stands are connected to the upper surface of the bottom plate, and four stands are arranged.

[0008] Preferably, a hollow groove is formed on one side of the upper surface of the bottom plate, a connecting plate is connected inside the hollow groove, a servo drive motor is connected to one side of the lower end of the connecting plate, a sliding rail is connected to one side of the upper end of the connecting plate, a sliding block is connected above the sliding rail, and the width adjustment mechanism is connected above the sliding block.

[0009] Preferably, the width adjusting mechanism further comprises a track base plate, vertical connection plates are connected to the upper ends of the track base plate, linear slide rails are connected to the interiors of the two vertical connection plates, a track width adjusting sensor is connected to the upper end of one vertical connection plate, a lead screw stepper motor is connected to one end of the linear slide rail, a ball nut is connected to the exterior of the linear slide rail, a trapezoidal block is connected to the exterior of the ball nut, and a supporting block is connected to the lower end of the linear slide rail.

[0010] Preferably, track plates are connected to the upper ends of the trapezoidal block and the track base plate.

[0011] Preferably, a one-side roller chain is connected to the interior of the track plate, a rotating wheel is connected to one side of the interior of the one-side roller chain, an open-loop stepper motor is connected to one end of the rotating wheel, and a product sensor is connected to one side of the interior of the track plate.

[0012] The device detects the position of the PCBA through the product sensor, moves the PCBA for processing through the one-side roller chain, moves the trapezoidal block through the rotating linear slide rail, adjusts the movement according to the size of the PCBA, starts the slide rail and the sliding block at the lower end to move the width adjusting mechanism, and adjusts the overall movement of the device, so that the mechanical hand can continue to operate without waiting for the entire PCBA to be transmitted when the docking equipment can only process part of the large PCBA at a time, and the idle time of the mechanical hand in the process of waiting for the PCBA to be transmitted is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the device.

[0014] Figure 2 It is another perspective view of the device.

[0015] Figure 3 It is a lead screw module schematic diagram of the device.

[0016] Figure 4 It is a width adjusting mechanism schematic diagram of the device.

[0017] In the figure, 1 is a lead screw module, 101 is a base plate, 102 is a vertical column, 103 is a slide rail, 104 is a connecting plate, 105 is a servo drive motor, 106 is a sliding block, 2 is a width adjusting mechanism, 201 is a linear slide rail, 202 is a trapezoidal block, 203 is a track base plate, 204 is a lead screw stepper motor, 205 is a supporting block, 206 is a track plate, 207 is a track width adjusting sensor, 208 is a one-side roller chain, 209 is a rotating wheel, 210 is an open-loop stepper motor, and 211 is a product sensor. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0019] With reference to Figures 1-4 A kind of automatic width-adjusting and shifting chain track mechanism, including screw module 1, screw module 1 includes bottom plate 101, stand 102 and slide rail 103, bottom plate 101 top is connected with stand 102, and bottom plate 101 top middle part is connected with slide rail 103, and slide rail 103 top is connected with width-adjusting mechanism 2, and slide rail 103 is used to drive device to move in parallel and position;Width-adjusting mechanism 2, width-adjusting mechanism 2 includes linear slide 201 and trapezoidal block 202, linear slide 201 is screw rotation and movement structure, linear slide 201 outside is connected with trapezoidal block 202, linear slide 201 is used to drive trapezoidal block 202 to move and adjust interval.

[0020] With reference to Figure 3 In screw module 1, bottom plate 101 is rectangular plate structure, and bottom plate 101 top four corners are connected with stand 102, and stand 102 is provided with four, bottom plate 101 top side is provided with air slot, air slot inside is connected with connecting plate 104, connecting plate 104 lower end side is connected with servo drive motor 105, connecting plate 104 upper end side is connected with slide rail 103, slide rail 103 top is connected with sliding block 106, and sliding block 106 top is connected with width-adjusting mechanism 2, and bottom plate 101 is used to support overall structure to be placed, by slide rail 103 and sliding block 106 cooperation to move, sliding block 106 drives the width-adjusting mechanism 2 above to move in the direction of slide rail 103.

[0021] With reference to Figure 4The width-adjusting mechanism 2 further comprises a track base plate 203, vertical connection of which with two vertical plates is made at both ends, linear slide rails 201 are connected inside the two vertical plates, a track width-adjusting sensor 207 is connected above one vertical plate, a lead screw stepper motor 204 is connected at one end of the linear slide rails 201, a ball nut is connected outside the linear slide rails 201, a trapezoidal block 202 is connected outside the ball nut, a supporting block 205 is connected below the linear slide rails 201, two track plates 206 are provided, one track plate 206 is connected above the track base plate 203, and the other track plate 206 is connected above the trapezoidal block 202, a one-side roller chain 208 is connected inside the track plate 206, a rotating wheel 209 is connected inside one side of the one-side roller chain 208, an open-loop stepper motor 210 is connected at one end of the rotating wheel 209, a product sensor 211 is connected to one side inside the track plate 206, the linear slide rails 201 are driven to move, the ball nut is moved to drive the trapezoidal block 202 and the track plate 206 above to move and adjust the position, the one-side roller chain 208 is directly in contact with the PCBA, and is responsible for product transmission.

[0022] Working principle: firstly, the open-loop stepper motor 210 is provided with two, the one-side roller chain 208 on one side is controlled by the two independent open-loop stepper motors 210 respectively, transmission is carried out, at the same time, the lead screw stepper motor 204 is driven to rotate the linear slide rails 201, the ball nuts of the linear slide rails 201 are cooperated and work, the track width-adjusting sensor 207 monitors the limit position of the track, prevents excessive width adjustment or narrowing, and ensures that the mechanism operates in a safe range, when the PCBA needs to be transmitted, the servo drive motor 105 is driven to move the sliding block 106, the sliding block 106 is moved to drive the width-adjusting mechanism 2 to move smoothly to the specified position, the accurate transmission of the PCBA is completed, the position of the PCBA is detected by the product sensor 211, and the product transmission is ensured to be correct and accurate.

[0023] The above merely describes a preferred specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the technical field according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model makes equivalent replacement or change, should be covered in the protection scope of the utility model.

Claims

1. An automatically width-adjustable and shiftable chain track mechanism, characterized in that, Include: Lead screw module (1), the lead screw module (1) includes bottom plate (101), stand (102) and slide rail (103), the bottom plate (101) is connected with stand (102) above, and the bottom plate (101) is connected with slide rail (103) in the middle above, and the slide rail (103) is connected with width adjusting mechanism (2) above, the slide rail (103) is used to drive device parallel movement and positioning; Width adjusting mechanism (2), the width adjusting mechanism (2) includes linear slide rail (201) and trapezoidal block (202), the linear slide rail (201) is screw rotation movement structure, the linear slide rail (201) is connected with trapezoidal block (202) outside, the linear slide rail (201) is used to drive trapezoidal block (202) movement and carry out interval adjustment.

2. An automatic width-adjusting and shifting chain track mechanism according to claim 1, characterized in that, The bottom plate (101) in the lead screw module (1) is rectangular plate structure, and the bottom plate (101) is connected with stand (102) above four corners, the stand (102) is provided with four.

3. An automatic width-adjusting and shifting chain track mechanism according to claim 2, characterized in that The bottom plate (101) is connected with connecting plate (104) inside one side above, the connecting plate (104) is connected with servo drive motor (105) on one side of lower end, the connecting plate (104) is connected with slide rail (103) on one side of upper end, the slide rail (103) is connected with slide block (106) above, and the slide block (106) is connected with width adjusting mechanism (2) above.

4. An automatic width-adjusting and shifting chain track mechanism according to claim 1, characterized in that, The width adjusting mechanism (2) further includes track bottom plate (203), the track bottom plate (203) is vertically connected with vertical plate on both ends above, two linear slide rails (201) are connected inside the two vertical plates, a track width adjusting inductor (207) is connected above one vertical plate, a lead screw stepper motor (204) is connected with linear slide rail (201) one end, a ball nut is connected with linear slide rail (201) outside, the ball nut is connected with trapezoidal block (202) outside, and the linear slide rail (201) is connected with supporting block (205) below.

5. An automatic width-adjusting and shifting chain track mechanism according to claim 4, characterized in that The trapezoidal block (202) is connected with track plate (206) above, the track plate (206) is provided with two, one track plate (206) is connected to track bottom plate (203) above, and the other track plate (206) is connected to trapezoidal block (202) above.

6. An automatic width-adjusting and shifting chain track mechanism according to claim 5, characterized in that The track plate (206) is connected with one-way roller chain (208) inside, the one-way roller chain (208) is connected with runner (209) inside one side, and the runner (209) is connected with open loop stepper motor (210) one end, the track plate (206) is connected with product inductor (211) inside one side.

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