Adjustable plate stopping device

Abstract

The utility model provides an adjustable board stopping device, which is applied to the technical field of PCB (printed circuit board) processing equipment, and is characterized by comprising a fixed seat, a mounting frame in sliding connection with the fixed seat, and a driving part which is arranged on the fixed seat and is used for driving the mounting frame to vertically slide on the fixed seat in a reciprocating manner, an arm rod is installed on the installation frame, a plate stopping check block is fixedly arranged on the arm rod, and an adjusting assembly used for adjusting the horizontal extending length of the plate stopping check block is arranged between the installation frame and the arm rod. The device has the technical effects that by adjusting the extending length of the arm rod, the device can be adapted to PCBs with different sizes and element arrangements, and the stop block is prevented from colliding with precise elements; and a locking structure matched with a spring, a ball, a groove and the like is convenient and stable to adjust, and the equipment compatibility is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to PCB board processing equipment technical field, in particular to adjustable stop board device. BACKGROUND

[0002] SMT is surface assembly technology (surface mount technology), is called surface mount or surface mounting technology, is the most popular technology and craft in the current electronic assembly industry;SMT basic process elements include: dispensing, mounting (curing), reflow soldering, cleaning, detection, repair;Among them, in the detection process, optical detection equipment can be used to detect the PCB board in real time on the production line;In order to improve the accuracy of detection, the PCB board is in the state of stopping transmission when detecting.

[0003] At present, the fixed stop board device is used to complete the stop board work of the PCB board, the fixed stop board device is composed of a baffle and a lifting mechanism arranged on the conveying device, the lifting mechanism drives the lifting action of the baffle to realize the stop board work of the PCB board;However, the shape of different types of PCB boards, the types of components on them and the positions of components are different, so that the positions of different types of PCB boards that can be contacted to stop are also different;The existing fixed stop board device cannot be flexibly adjusted according to different types of PCB boards, so it cannot meet the stop board requirements of different types of PCB boards. SUMMARY

[0004] The utility model aims at providing a kind of adjustable stop board device, its advantage is that the contact point position can be flexibly adjusted, to be suitable for different types of PCB board.

[0005] To achieve the above object and other related purposes, the utility model provides the following technical scheme:

[0006] An adjustable stop board device, comprising a fixed seat, a mounting frame connected with the fixed seat and a driving member arranged on the fixed seat and used to drive the mounting frame to vertically reciprocate on the fixed seat;

[0007] The mounting frame is provided with an arm rod, and a stop board block is fixedly arranged on the arm rod;An adjusting assembly for adjusting the horizontal extension length of the stop board block is arranged between the mounting frame and the arm rod.

[0008] In an embodiment of the utility model, a support plate is fixedly arranged on the mounting frame;A mounting hole matched with the arm rod is formed in the middle of the support plate.

[0009] In an embodiment of the utility model, a mounting groove communicating with the mounting hole is arranged on the support plate.

[0010] In an embodiment of the utility model, the adjusting assembly includes spring and ball installed in the installation groove, the spring is arranged perpendicularly to the axis direction of the installation hole, one end of the ball abuts against the spring, the spring generates the elastic force of elongation when being in the installation groove to drive the other end of the ball to protrude into the inner wall of the installation hole;

[0011] The side wall of the arm rod is provided with a plurality of grooves matched with the ball.

[0012] In an embodiment of the utility model, the opening of the installation groove is provided with a closing opening, and the diameter of the closing opening is smaller than the diameter of the ball.

[0013] In an embodiment of the utility model, the driving member is a cylinder, the cylinder body of the cylinder is fixed on the fixed seat, and the piston rod of the cylinder is fixedly connected with the mounting bracket.

[0014] As described above, the utility model discloses a kind of adjustable stop board device, with the following beneficial effects:

[0015] 1, the fixed seat is used to be connected with the conveying track of equipment, to play the role of fixing the whole device;Driving member is used to drive mounting bracket vertically reciprocating sliding on fixed seat, so as to drive arm rod to lift, so that stop board block is directly contacted with PCB, plays the role of blocking and positioning PCB;Adjusting assembly is used to adjust the length of arm rod on one side of stop board block, to ensure that stop board block can contact the safe contact position of PCB;Contact point position can be flexibly adjusted, suitable for various types of PCB;And it can avoid the situation that unhardened component touches stop board block and separates from preset position;Improve the compatibility of machine to various PCB products.

[0016] 2, adjusting assembly includes spring and ball installed in the installation groove, spring generates the elastic force of elongation when being in the installation groove, drives the other end of ball to protrude into the inner wall of installation hole and enter groove, ball cooperates with groove to realize the locking between arm rod and support plate;

[0017] When adjusting the length of arm rod, only need to manually pull arm rod, arm rod moves relatively, groove is extruded to ball in the process of moving, ball extrudes spring, so that ball is recessed into installation groove, and then arm rod can move in installation hole without obstruction, when adjacent groove and installation groove are opposite again, due to spring force, ball enters groove again, and then the length of arm rod is adjusted;Simple structure, convenient for adjusting work. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the overall structure schematic view of the embodiment of the utility model;

[0019] Figure 2 It is the structure schematic view of mounting bracket of the embodiment of the utility model;

[0020] Figure 3 is a structural schematic view of the adjusting assembly of the embodiment of the utility model.

[0021] Reference signs: 1, fixed seat; 2, mounting frame; 3, driving part; 4, arm rod; 5, stop plate stop block; 6, adjusting assembly; 61, spring; 62, ball; 63, spring seat; 10, support plate; 11, mounting hole; 12, mounting groove; 13, groove; 14, close. DETAILED DESCRIPTION

[0022] The following describes the embodiments of the utility model by specific embodiments, and those skilled in the art can easily understand other advantages and effects of the utility model from the content disclosed in the specification.

[0023] Please refer to Figures 1 to 3 . It is known that the structure, proportion, size and the like shown in the drawings attached to the specification are only used to cooperate with the content disclosed in the specification for those skilled in the art to understand and read, and not to limit the limiting conditions that the utility model can be implemented, so it does not have technical substantive significance, any modification of structure, change of proportion relationship or adjustment of size, without affecting the effects and purposes that the utility model can produce, should still fall within the scope of the technical content disclosed by the utility model. At the same time, the terms such as "upper", "lower", "left", "right", "middle" and "one" in the specification are only for the convenience of clear understanding of the description, and not to limit the scope of the utility model that can be implemented, the change or adjustment of relative relationship, without substantially changing the technical content, is also regarded as the scope of the utility model that can be implemented.

[0024] Please refer to Figure 1 and Figure 2 , the utility model provides a kind of adjustable stop plate device, including fixed seat 1, with the mounting frame 2 of fixed seat 1 sliding connection and setting on fixed seat 1 and for driving mounting frame 2 vertical reciprocating sliding on fixed seat 1 driving part 3;Fixed seat 1 is equipped with fixed hole (not marked in the drawing), can be fixed on the conveying track side wall of SMT detection equipment by bolt;Mounting frame 2 is vertically slidably connected with fixed seat 1 by linear guide (not drawn in the drawing), ensure that mounting frame 2 can be smoothly lifted along vertical direction;

[0025] Arm rod 4 is installed on mounting frame 2, and stop plate stop block 5 is fixedly arranged on arm rod 4, and adjusting assembly 6 for adjusting the horizontal extension length of stop plate stop block 5 is arranged between mounting frame 2 and arm rod 4.

[0026] Please refer to Figure 1 and Figure 2Two support plates 10 are vertically welded and fixed on the mounting frame 2, and oppositely arranged on both sides of the mounting frame 2; a circular mounting hole 11 is formed in the center of each support plate 10, and the hole diameter of the mounting hole 11 matches the outer diameter of the arm rod 4;

[0027] The arm rod 4 is a cylindrical metal rod or metal pipe, one end of which passes through the mounting hole 11 and is detachably fixed with the support plate 10 through the adjusting assembly 6; the other end of the arm rod 4 is welded with the stop plate block 5, and the surface of the stop plate block 5 is covered with a rubber layer to buffer the contact impact with the PCB board.

[0028] Please refer to Figure 2 and Figure 3 The adjusting assembly 6 includes a mounting groove 12, a spring 61, a spherical ball 62 and a groove 13; each support plate 10 located on both sides of the mounting hole 11 is provided with the mounting groove 12, the opening of the mounting groove 12 communicates with the mounting hole 11, the axis of the mounting groove 12 is perpendicular to the mounting hole 11, the groove bottom of the mounting groove 12 is threadedly connected with a spring seat 63, and the opening of the mounting groove 12 is provided with a closing portion 14; the spring 61 is arranged in the mounting groove 12, and one end of the spring 61 abuts against the spring seat 63; the spherical ball 62 in the embodiment is a metal ball, which is arranged in the mounting groove 12 and located at the other end of the spring 61, and the diameter of the spherical ball 62 is greater than the diameter of the closing portion 14 at the opening of the mounting groove 12, so that the spherical ball 62 partially protrudes from the inner wall of the mounting hole 11 under the pre-tightening force of the spring 61; and since the diameter of the spherical ball 62 is greater than the diameter of the closing portion 14, the spherical ball 62 will not be separated from the mounting groove 12 when the arm rod 4 is taken out from the mounting hole 11; the sidewall of the arm rod 4 is provided with the groove 13 matched with the spherical ball 62, and a plurality of grooves 13 are spaced apart along the axial direction of the sidewall of the arm rod 4, wherein the adjustment amount of the arm rod 4 with the smallest length is determined by the spacing between the adjacent two grooves 13.

[0029] Please refer to Figure 1 , Figure 2 and Figure 3 When the arm rod 4 is inserted into the mounting hole 11, the spherical ball 62 is clamped into a certain groove 13 under the pushing force of the spring 61, so as to fix the arm rod 4; when adjusting, the arm rod 4 is manually pulled in the axial direction, the spherical ball 62 is extruded into the mounting groove 12 under the extrusion of the edge of the groove 13, and the spring 61 is compressed, until the next groove 13 is aligned with the mounting groove 12, the spherical ball 62 is again extruded into the groove 13 and locked, so as to realize the adjustment of the horizontal extension length of the stop plate block 5.

[0030] Please refer to Figure 1 The driving member 3 in the embodiment is a pneumatic cylinder, the cylinder body of which is fixed on the fixed seat 1 through bolts, and the piston rod is connected with the mounting frame 2 through a flange; when the pneumatic cylinder is started, the extension and retraction of the piston rod can drive the mounting frame 2 and the arm rod 4 to rise and fall as a whole, so as to switch the stop plate block 5 between the blocking position (lowered) and the avoiding position (raised).

[0031] Brief description of the use process:

[0032] According to the element layout of the PCB to be detected, the arm rod 4 is manually adjusted to extend the length, and the stop block 5 is aligned with the safe area without elements on the edge of the PCB;

[0033] The cylinder drives the mounting frame 2 to descend, and the stop block 5 intercepts the PCB in the conveying process, so that the PCB is accurately stopped at the detection station;

[0034] After the detection is completed, the cylinder drives the mounting frame 2 to ascend, and the stop block 5 is separated from the PCB, and the conveying mechanism continues to operate the PCB.

[0035] In summary, the length of the arm rod 4 can be adjusted to adapt to PCBs of different sizes and element arrangements, and the stop block 5 can avoid colliding with precision elements. The locking structure composed of the spring 61, the ball 62 and the groove 13 is convenient and stable to adjust, and the compatibility of the equipment is improved. Therefore, the utility model effectively overcomes the shortcomings of the prior art and has high industrial utilization value.

[0036] The above embodiments only exemplarily illustrate the principles and effects of the utility model, and are not used to limit the utility model. Any person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the utility model. Therefore, all equivalent modifications or changes completed by those skilled in the art without departing from the spirit and technical thought disclosed by the utility model should be covered by the claims of the utility model.

Claims

1. An adjustable stopper device, characterized by: The utility model relates to a vertical reciprocating sliding type stop board driving device, including fixed seat (1), with fixed seat (1) sliding connection's mounting bracket (2) and set up on fixed seat (1) and be used for driving mounting bracket (2) vertical reciprocating sliding of drive piece (3) on fixed seat (1); Arm lever (4) is installed on the mounting bracket (2), stop board check block (5) is fixedly arranged on the arm lever (4), and adjusting assembly (6) for adjusting the horizontal extension length of stop board check block (5) is arranged between the mounting bracket (2) and the arm lever (4).

2. The adjustable stopper device of claim 1, wherein: The mounting bracket (2) is fixedly provided with a support plate (10); a mounting hole (11) matched with the arm lever (4) is formed in the middle of the support plate (10).

3. An adjustable stopper device according to claim 2, wherein: The support plate (10) is provided with a mounting groove (12) communicated with the mounting hole (11).

4. An adjustable stopper device according to claim 3, wherein: The adjusting assembly (6) includes a spring (61) and a ball (62) mounted in the mounting groove (12), the spring (61) is arranged perpendicular to the axis direction of the mounting hole (11), one end of the ball (62) abuts against the spring (61), and the spring (61) generates an elongation elastic force to drive the other end of the ball (62) to protrude into the inner wall of the mounting hole (11) when the spring (61) is in the mounting groove (12). The side wall of the arm lever (4) is provided with a plurality of grooves (13) matched with the ball (62).

5. An adjustable stopper device according to claim 4, wherein: The opening of the mounting groove (12) is provided with a closing mouth (14), and the diameter of the closing mouth (14) is smaller than the diameter of the ball (62).

6. The adjustable stopper device of claim 1, wherein: The drive piece (3) is a gas cylinder, the cylinder body of the gas cylinder is fixed on the fixed seat (1), and the piston rod of the gas cylinder is fixedly connected with the mounting bracket (2).

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