A detection mechanism

Abstract

The present invention provides a detection mechanism, which belongs to the technical field of detection equipment. It solves the problem that the existing short-range distance detection cannot be fine-tuned. The detection mechanism includes a frame plate and a probe arranged on the frame plate, and the frame plate is provided with a screw lifting unit connected to it and used to control the axial back and forth movement of the probe, and the screw lifting unit is connected to the probe through a lifting slide, and the lifting slide is provided with an adjustment component connected to it and used to control the position adjustment of the probe, and the adjustment component includes an adjustment assembly unit for the installation of the probe and convenient for the horizontal distance adjustment and angle adjustment of the probe, and a rotating unit connected to the lifting slide at one end and the adjustment assembly unit at the other end, and controls the rotation of the adjustment assembly unit along its axis. The present invention has the advantages of being able to perform fine adjustments and ensure accuracy.

Description

Technical Field

[0001] The invention belongs to the technical field of detection equipment and relates to a detection mechanism. Background Art

[0002] During the machining process, in order to ensure the accuracy and pass rate of the product, a probe mechanism is generally used for detection. The detection is generally short-range adjustment detection with a relatively limited adjustment range. It is a one-to-one detection service. However, in actual operation, the product may need to use multiple processing equipment or assembly line processing during the processing. A single short-range detection mechanism cannot meet all detection needs. Therefore, it is necessary to equip multiple short-range detection mechanisms, resulting in high detection costs. At the same time, the range adjustment is relatively fixed and there is a certain error. After the adjustment is completed, the horizontal distance and angle range cannot be fine-tuned subsequently, which does not meet the detection needs. Summary of the invention

[0003] The purpose of the present invention is to provide a detection mechanism that can perform long-distance detection, small-range fine-tuning and improve detection accuracy in order to solve the above-mentioned problems in the prior art.

[0004] The objectives of the present invention can be achieved through the following technical solutions: a detection mechanism, including a frame and a probe arranged on the frame, and the frame is provided with a screw lifting unit connected to the frame and used to control the axial reciprocating movement of the probe, the screw lifting unit is connected to the probe through a lifting slide, and is characterized in that the lifting slide is provided with an adjustment component connected to the frame and used to control the position adjustment of the probe, the adjustment component includes an adjustment assembly unit for the installation of the probe and facilitating the horizontal distance adjustment and angle adjustment of the probe, and a rotating unit which is connected to the lifting slide at one end and to the adjustment assembly unit at the other end, and controls the rotation of the adjustment assembly unit along its axis.

[0005] In the above-mentioned detection mechanism, the adjustment assembly unit includes an assembly main board, a horizontal adjustment plate and an angle adjustment plate. The assembly main board is connected to the rotation unit. The assembly main board is provided with a horizontal adjustment unit which is connected to the assembly main board and is provided for the installation of the horizontal adjustment plate and controls the horizontal adjustment of the horizontal adjustment plate. The horizontal adjustment plate is provided with an angle adjustment unit which is connected to the assembly main board and is provided for the installation of the angle adjustment plate and controls the angle adjustment of the angle adjustment plate. The probe is arranged on the angle adjustment plate and connected to the angle adjustment plate.

[0006] In the above-mentioned detection mechanism, the assembly main board is provided with an inclined surface for installing the horizontal adjustment plate and slidingly cooperating with it, and the end face of the horizontal adjustment plate is provided with an adjustment groove penetrating the horizontal adjustment plate, and the end face of the above-mentioned inclined surface located at the adjustment groove is provided with a limit rod connected to it and used to limit the horizontal adjustment stroke of the horizontal adjustment plate.

[0007] In the above-mentioned detection mechanism, the horizontal adjustment unit includes a horizontal slider, a lifting motor with a lifting rod, a connecting rod one and a connecting rod two, the horizontal slider is arranged on the assembly main board and slidably cooperates with it, the lifting motor is arranged on the horizontal slider and connected with it, the connecting rod one is arranged on the horizontal adjustment plate and connected with it, and the two ends of the connecting rod two are respectively connected to the lifting rod and the connecting rod one in the lifting motor.

[0008] In the above-mentioned detection mechanism, the angle adjustment unit includes a connecting shaft, two adjusting gears, a universal ball head rod with a downward ball head, and two locking rods. The end of the universal ball head rod is connected to the angle adjustment plate, and the ball head of the universal ball head rod is connected to the horizontal adjustment plate. A ball cavity for the ball head to be inserted and installed is provided on the end surface of the horizontal adjustment plate connected to the ball head. The horizontal adjustment plate is located at the opening of the ball cavity and is provided with a cover plate for limiting the position of the ball head and preventing the ball head from escaping from the ball cavity. The cover plate is provided with a movable hole for the universal ball head rod to extend and move. A mounting hole that passes through the angle adjustment plate and is provided for the installation of the connecting shaft is provided on the side wall of the angle adjustment plate. The two adjusting gears are arranged on the connecting shaft and connected thereto. The two locking rods are respectively arranged on the two side walls of the horizontal adjustment plate and connected thereto. One end of the locking rod is provided with an arc-shaped rack connected thereto and meshing and contacting with the corresponding adjusting gear.

[0009] In the above-mentioned detection mechanism, both side walls of the horizontal adjustment plate are provided with a mounting shell connected to the horizontal adjustment plate and hollow in shape for mounting the locking rod, and a resistance spring sleeved on the locking rod is provided in the mounting shell, and a moving unit connected to the mounting shell and the locking rod and used to control the movement of the locking rod is provided on the mounting shell, and the moving unit includes a mounting frame connected to the mounting shell and a movable shaft provided on the mounting frame and movably connected to the mounting frame, a paddle connected to the movable shaft is provided on the movable shaft, and an open groove matching the mounting frame and facilitating the rotation of the movable shaft is provided on the outer end of the movable shaft, which is connected to the mounting frame and resists the locking rod.

[0010] In the above-mentioned detection mechanism, the resistance unit includes an upper resistance plate, a lower resistance plate and a movable ball, the upper resistance plate is arranged on the movable shaft and connected to it, the lower resistance plate is arranged on the locking rod and connected to it, the movable ball is arranged on the upper resistance plate and connected to it, and the lower resistance plate is provided with a movable groove bar that cooperates with the movable ball.

[0011] In the above-mentioned detection mechanism, the rotating unit includes a rotating shaft and a cylinder with a lifting rod. One end of the rotating shaft is movably connected to the lifting slide, and the other end of the rotating shaft is connected to the assembly main board in the adjustment assembly unit. The cylinder is arranged on the lifting slide and connected to it. The lifting rod in the cylinder is connected to the assembly main board through a connecting unit. The lifting slide is provided with a limit block connected to it and used to limit the movable range of the assembly main board. The assembly main board is provided with a resistance rod connected to it and matched with the limit block.

[0012] In the above-mentioned detection mechanism, the connecting unit includes connecting block one and connecting block two, the connecting block one is arranged on the lifting rod in the cylinder and connected thereto, the connecting block two is arranged on the assembly main board and connected thereto, the connecting block one is provided with an open groove for the connecting block two to extend into and install, and the connecting block one and the connecting block two can be connected by a pin shaft.

[0013] Compared with the prior art, this detection mechanism has the following advantages:

[0014] 1. By setting the adjustment component, the probe can be further adjusted horizontally and at an angle within the original adjustment range, thereby increasing the adjustment range. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the connection structure in this detection mechanism.

[0016] Figure 2 It is a partial enlarged view of the connecting unit in this detection mechanism.

[0017] Figure 3 It is a three-dimensional structural schematic diagram of the angle adjustment unit in the detection mechanism.

[0018] In the figure, 1. frame plate; 2. probe; 3. screw lifting unit; 4. assembly main board; 5. horizontal adjustment plate; 6. angle adjustment plate; 7. limit rod; 8. horizontal slider; 9. lifting motor; 10. connecting rod one; 11. connecting rod two; 12. connecting shaft; 13. adjusting gear; 14. universal ball head rod; 15. locking rod; 16. cover plate; 17. arc rack; 18. mounting shell; 19. mounting frame; 20. movable shaft; 21. paddle; 22. upper contact plate; 23. lower contact plate; 24. movable ball; 25. rotating shaft; 26. cylinder; 27. limit block; 28. contact rod; 29. ​​connecting block one; 30. connecting block two. DETAILED DESCRIPTION

[0019] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0020] like Figure 1 , Figure 2 , Figure 3As shown, the detection mechanism includes a frame plate 1 and a probe 2 arranged on the frame plate 1, and the frame plate 1 is provided with a screw lifting unit 3 connected thereto and used to control the axial back and forth movement of the probe 2, the screw lifting unit 3 is connected to the probe 2 through a lifting slide, and the screw lifting unit 3 includes two assembly plate seats connected to the frame plate 1, lifting screws movably connected to the assembly plate seats at both ends, a nut seat arranged on the lifting screw, and a driving motor arranged on one of the assembly plate seats and used to drive the lifting screw to move, the driving motor can be connected to the lifting screw through a coupling, and the driving motor can also be connected to the lifting screw through a pulley transmission structure, and the frame plate 1 can be provided with a screw connected thereto and used to assist the probe 2 An auxiliary slide rail for movement, the auxiliary slide rail and the nut seat can be connected through a slider, the above-mentioned slider can also be connected to the lifting slide, the lifting slide is provided with an adjustment component connected thereto and used to control the position adjustment of the probe 2, the adjustment component includes an adjustment assembly unit for installation of the probe 2 and convenient for horizontal distance adjustment and angle adjustment of the probe 2, and a rotating unit connected to the lifting slide at one end and the other end of the adjustment assembly unit, and controlling the rotation of the adjustment assembly unit along its axis, the adjustment assembly unit includes an assembly main board 4, a horizontal adjustment plate 5 and an angle adjustment plate 6, the assembly main board 4 is connected to the rotating unit, the assembly main board 4 is provided with a horizontal adjustment unit connected thereto and for installation of the horizontal adjustment plate 5 and controlling the horizontal adjustment of the horizontal adjustment plate 5 The horizontal adjustment plate 5 is provided with an angle adjustment unit connected to it and for the angle adjustment plate 6 to be installed and to control the angle adjustment of the angle adjustment plate 6. The probe 2 is arranged on the angle adjustment plate 6 and connected to it. The assembly main board 4 is provided with an inclined surface for the horizontal adjustment plate 5 to be installed and slidably matched with it. An adjustment groove penetrating the horizontal adjustment plate 5 is provided on the end surface of the horizontal adjustment plate 5. A limit rod 7 connected to it and used to limit the horizontal adjustment stroke of the horizontal adjustment plate 5 is provided on the end surface of the inclined surface located at the adjustment groove. The horizontal adjustment unit includes a horizontal slider 8, a lifting motor 9 with a lifting rod, a connecting rod 10 and a connecting rod 2 11. The horizontal slider 8 is arranged on the assembly main board 4 and slidably matched with it. The horizontal slider 8 extends into the installed T-shaped slide groove, the lifting motor 9 is arranged on the horizontal slider 8 and connected thereto, the connecting rod 10 is arranged on the horizontal adjustment plate 5 and connected thereto, and the two ends of the connecting rod 2 11 are respectively connected to the lifting rod and the connecting rod 10 in the lifting motor 9, and the connecting rod 2 11 can be arranged in a C-shaped structure. When the lifting rod in the lifting motor 9 rises, the connecting rod 2 11 and the connecting rod 1 10 are driven to rise synchronously, and at the same time, the connecting rod 1 10 drives the horizontal adjustment plate 5 to rise, and the horizontal slider 8 is pushed backward through the horizontal adjustment plate 5, so as to perform horizontal adjustment. When the lifting rod in the lifting motor 9 is reset, the connecting rod 2 11, the connecting rod 1 10 and the horizontal adjustment plate 5 are reset, and at the same time, the horizontal adjustment plate 5 pulls the horizontal slider 8 to reset.The angle adjustment unit includes a connecting shaft 12, two adjusting gears 13, a universal ball head rod 14 with a downward ball head, and two locking rods 15. The end of the universal ball head rod 14 is connected to the angle adjustment plate 6, and the ball head of the universal ball head rod 14 is connected to the horizontal adjustment plate 5. The end surface of the horizontal adjustment plate 5 connected to the ball head is provided with a ball cavity for the ball head to be inserted and installed. The horizontal adjustment plate 5 is located at the opening of the ball cavity and is provided with a cover plate 16 for limiting the position of the ball head and preventing the ball head from escaping from the ball cavity. The cover plate 16 is provided with a movable hole for the universal ball head rod 14 to extend and move. The side wall of the angle adjustment plate 6 is provided with a mounting hole that penetrates the angle adjustment plate 6 and is provided for the installation of the connecting shaft 12. Both ends of the connecting shaft 12 are located outside the mounting hole, and the connecting shaft 12 is provided with a mounting hole that penetrates the angle adjustment plate 6 and is provided with a mounting hole that penetrates the angle adjustment plate 6 and is provided for the installation of the connecting shaft 12. A movable handle connected to the connecting shaft 12 and facilitating the rotation of the connecting shaft 12 may be provided, the two adjusting gears 13 are provided on the connecting shaft 12 and connected thereto, the two locking rods 15 are respectively provided on the two side walls of the horizontal adjustment plate 5 and connected thereto, one end of the locking rod 15 is provided with an arcuate rack 17 connected thereto and meshing with the corresponding adjusting gear 13, the arcuate rack 17 is movably connected to the locking rod 15, the above-mentioned angle adjustment unit may also include a connecting shaft 12, a universal ball head rod 14, an adjusting gear 13, a meshing gear and a driving motor with an output shaft, the connecting shaft 12 is also provided on the angle adjustment plate 6, the adjusting gear 13 is provided on the connecting shaft 12, the driving motor is provided on the horizontal adjustment plate 5 through a connecting bracket, and the driving motor is provided on the horizontal adjustment plate 5. The output rod in the motor is connected to the meshing gear, and the meshing gear enables the output rod to control the movement of the adjusting gear 13. The two ends of the universal ball head rod 14 are respectively connected to the horizontal adjustment plate 5 and the angle adjustment plate 6. Both side walls of the horizontal adjustment plate 5 are provided with a mounting shell 18 connected to it and hollow, and for the locking rod 15 to be installed. The mounting shell 18 is provided with a resistance spring sleeved on the locking rod 15, and the two ends of the resistance spring are respectively in resistance with the mounting shell 18 and the locking rod 15. The mounting shell 18 is provided with a motion unit connected to it and connected to the locking rod 15 and used to control the movement of the locking rod 15. The motion unit includes a mounting frame 19 connected to the mounting shell 18 and a mounting frame 19 provided on the mounting frame. 19 and a movable shaft 20 movably connected thereto, the mounting frame 19 is provided with a movable hole that penetrates the mounting frame 19 and is provided with the movable shaft 20, and both ends of the movable shaft 20 extend out of the movable hole, the movable shaft 20 is provided with a paddle 21 connected thereto, and the paddle 21 is provided with an open groove that cooperates with the mounting frame 19 and is convenient for the rotation of the movable shaft 20, and the outer end of the movable shaft 20 is provided with a resistance unit connected thereto and in resistance with the locking rod 15, the resistance unit includes an upper resistance plate 22, a lower resistance plate 23 and a movable ball 24, the upper resistance plate 22 is provided on the movable shaft 20 and is connected thereto, the lower resistance plate 23 is provided on the locking rod 15 and is connected thereto, and the movable ball 24 is provided on the upper resistance plate 22 and is connected thereto,The lower contact plate 23 is provided with an active groove that cooperates with the active ball 24. The lower contact plate 23 and the upper contact plate 22 are staggered. When the paddle 21 is used manually, the contact unit is driven to rotate, and the contact unit drives the locking rod 15 to move, and the arc rack 17 is separated from the adjusting gear 13, so that the angle adjustment plate 6 can be adjusted manually. The paddle 21 is manually released, and the contact spring is reset, thereby driving the locking rod 15 to reset, and the lower contact plate 23 drives the upper contact plate 22 to reset, and the arc rack 17 on the locking rod 15 is re-engaged and locked with the adjusting gear 13. The rotating unit includes a rotating shaft 25 and a cylinder 26 with a lifting rod. One end of the rotating shaft 25 is movably connected to the lifting slide plate, and the other end of the rotating shaft 25 is connected to the assembly main board 4 in the adjustment assembly unit. The lifting slide plate is provided with a rotating shaft connected thereto and for the rotating shaft 25 is installed with a movable bearing, a cylinder 26 is arranged on the lifting slide plate and connected thereto, a lifting rod in the cylinder 26 is connected to the assembly main board 4 or the rotating shaft 25 through a connecting unit, a limit block 27 connected thereto and used to limit the range of movement of the assembly main board 4 is arranged on the lifting slide plate, a resisting rod 28 connected thereto and matched with the limit block 27 is arranged on the assembly main board 4, the resisting rod 28 is prevented from directly contacting the limit block 27 with the assembly main board 4 through the resisting rod 28, thereby reducing collision wear, the connecting unit includes a connecting block 1 29 and a connecting block 2 30, the connecting block 1 29 is arranged on the lifting rod in the cylinder 26 and connected thereto, the connecting block 2 30 is arranged on the assembly main board 4 or the rotating shaft 25 and connected thereto, an opening groove is provided on the connecting block 1 29 for the connecting block 2 30 to extend into and install, and the connecting block 1 29 and the connecting block 2 30 can be connected by a pin shaft. ,

[0021] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0022] Although the present invention uses the terms such as frame plate 1, probe 2, screw lifting unit 3, assembly main board 4, horizontal adjustment plate 5, angle adjustment plate 6, limit rod 7, horizontal slider 8, lifting motor 9, connecting rod 1 10, connecting rod 2 11, connecting shaft 12, adjusting gear 13, universal ball head rod 14, locking rod 15, cover plate 16, arc rack 17, mounting shell 18, mounting frame 19, movable shaft 20, paddle 21, upper contact plate 22, lower contact plate 23, movable ball 24, rotating shaft 25, cylinder 26, limit block 27, contact rod 28, connecting block 1 29, connecting block 2 30, etc. more frequently, the possibility of using other terms is not excluded. The use of these terms is only for the purpose of more conveniently describing and explaining the essence of the present invention; interpreting them as any additional restrictions is contrary to the spirit of the present invention.

Claims

1. A detection mechanism, comprising a frame (1) and a probe (2) arranged on the frame (1), wherein the frame (1) is provided with a screw lifting unit (3) connected thereto and used for controlling the axial reciprocating movement of the probe (2), wherein the screw lifting unit (3) is connected to the probe (2) via a lifting slide, and wherein: The lifting slide is provided with an adjustment component connected thereto and used to control the position adjustment of the probe (2), the adjustment component comprising an adjustment assembly unit for mounting the probe (2) and facilitating horizontal distance adjustment and angle adjustment of the probe (2), and a rotation unit connected to the lifting slide at one end and to the adjustment assembly unit at the other end, and controlling the rotation of the adjustment assembly unit along its axis, the adjustment assembly unit comprising an assembly main board (4), a horizontal adjustment plate (5) and an angle adjustment plate (6), the assembly main board (4) being connected to the rotation unit, the assembly main board (4) being provided with a horizontal adjustment unit connected thereto and for mounting the horizontal adjustment plate (5) and controlling the horizontal adjustment of the horizontal adjustment plate (5), The horizontal adjustment plate (5) is provided with an angle adjustment unit connected to the horizontal adjustment plate (5) and for mounting the angle adjustment plate (6) and controlling the angle adjustment of the angle adjustment plate (6); the probe (2) is arranged on the angle adjustment plate (6) and connected to the angle adjustment plate; the assembly main board (4) is provided with an inclined surface for mounting the horizontal adjustment plate (5) and for slidingly cooperating with the horizontal adjustment plate (5); an adjustment groove penetrating the horizontal adjustment plate (5) is provided on the end surface of the horizontal adjustment plate (5); a limit rod (7) connected to the horizontal adjustment plate (5) and used to limit the horizontal adjustment stroke of the horizontal adjustment plate (5) is provided on the end surface of the inclined surface located at the adjustment groove; the horizontal adjustment unit comprises a horizontal slider (8), a lifting motor (9) with a lifting rod, and a connecting rod. (10) and connecting rod 2 (11), the horizontal slider (8) is arranged on the assembly main board (4) and slidably cooperates with it, the lifting motor (9) is arranged on the horizontal slider (8) and connected to it, the connecting rod 1 (10) is arranged on the horizontal adjustment plate (5) and connected to it, the two ends of the connecting rod 2 (11) are respectively connected to the lifting rod in the lifting motor (9) and the connecting rod 1 (10), the angle adjustment unit includes a connecting shaft (12), two adjustment gears (13), a universal ball head rod (14) with a downward ball head, and two locking rods (15), the end of the universal ball head rod (14) is connected to the angle adjustment plate (6), and the universal ball head rod (14) The ball head is connected to the horizontal adjustment plate (5); a ball cavity for the ball head to be inserted and installed is provided on the end surface of the horizontal adjustment plate (5) connected to the ball head; a cover plate (16) for limiting the position of the ball head and preventing the ball head from leaving the ball cavity is provided at the opening of the ball cavity of the horizontal adjustment plate (5); and a movable hole for the universal ball head rod (14) to extend and move is provided on the cover plate (16); a mounting hole penetrating the angle adjustment plate (6) and for mounting the connecting shaft (12) is provided on the side wall of the angle adjustment plate (6); the two adjusting gears (13) are arranged on the connecting shaft (12) and connected thereto; and the two locking rods (15) are respectively arranged on the two side walls of the horizontal adjustment plate (5) and connected thereto.One end of the locking rod (15) is provided with an arc-shaped rack (17) connected to the locking rod (15) and meshing with the corresponding adjustment gear (13). Both side walls of the horizontal adjustment plate (5) are provided with a mounting shell (18) connected to the horizontal adjustment plate (5) and hollow, for mounting the locking rod (15). The mounting shell (18) is provided with a resistance spring sleeved on the locking rod (15). The mounting shell (18) is provided with a motion unit connected to the mounting shell (18) and the locking rod (15) and used to control the movement of the locking rod (15). The motion unit includes a mounting frame (19) connected to the mounting frame (18) and a movable shaft (20) arranged on the mounting frame (19) and movably connected to the mounting frame (19). The movable shaft (20) ) is provided with a paddle (21) connected thereto, and an open groove is provided on the paddle (21) which cooperates with the mounting frame (19) and facilitates the rotation of the movable shaft (20), and an interference unit is provided on the outer end of the movable shaft (20) which is connected thereto and contacts with the locking rod (15), and the interference unit comprises an upper interference plate (22), a lower interference plate (23) and an active ball (24), the upper interference plate (22) is provided on the movable shaft (20) and connected thereto, the lower interference plate (23) is provided on the locking rod (15) and connected thereto, the active ball (24) is provided on the upper interference plate (22) and connected thereto, and an active groove bar which cooperates with the active ball (24) is provided on the lower interference plate (23).

2. A detection mechanism according to claim 1, characterized in that: The rotating unit comprises a rotating shaft (25) and a cylinder (26) with a lifting rod. One end of the rotating shaft (25) is movably connected to the lifting slide, and the other end of the rotating shaft (25) is connected to the assembly main board (4) in the adjustment assembly unit. The cylinder (26) is arranged on the lifting slide and connected thereto. The lifting rod in the cylinder (26) is connected to the assembly main board (4) via a connecting unit. The lifting slide is provided with a limit block (27) connected thereto and used to limit the range of movement of the assembly main board (4). The assembly main board (4) is provided with a resistance rod (28) connected thereto and matched with the limit block (27).

3. A detection mechanism according to claim 2, characterized in that: The connecting unit comprises a connecting block 1 (29) and a connecting block 2 (30), wherein the connecting block 1 (29) is arranged on the lifting rod in the cylinder (26) and is connected thereto, and the connecting block 2 (30) is arranged on the assembly main board (4) and is connected thereto, and an opening groove is provided on the connecting block 1 (29) for the connecting block 2 (30) to be inserted and installed, and the connecting block 1 (29) and the connecting block 2 (30) can be connected by a pin shaft.

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