Visual guidance type sensor crimping auxiliary device

Abstract

The utility model belongs to the technical field of sensor assembly, and particularly relates to a visual guidance type sensor crimping auxiliary device, which comprises a machine table, and further comprises a crimping platform, a visual guidance mechanism and a visual guidance mechanism, the visual guiding mechanism is fixed above the machine table and comprises a CCD (Charge Coupled Device) visual camera; the annular light source is positioned right below the CCD visual camera; the driving mechanism is used for driving the crimping platform to move horizontally; according to the utility model, during the crimping process, the position data of the workpiece is acquired in real time through the visual guiding mechanism, so that scrap caused by deviation is avoided; the positioning mechanism is used for positioning the position of the workpiece, the driving mechanism is used for driving the crimping platform to move, automatic material conveying is achieved, the device can be conveniently arranged in a sensor machining assembly line, and the production efficiency is remarkably improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to sensor assembly technical field, concretely relates to a visual guide type sensor crimping auxiliary device. BACKGROUND

[0002] The oil pressure sensor of the automobile is an important device for detecting the oil pressure of the engine of the vehicle, and the detected data can help control the normal operation of the engine.

[0003] The electronic oil pressure sensor is composed of a thick film pressure sensor chip, a signal processing circuit, a shell, a fixed circuit board device, and two leads (signal lines and alarm lines). The signal processing circuit is composed of a power supply circuit, a sensor compensation circuit, a zero adjustment circuit, a voltage amplification circuit, a current amplification circuit, a filter circuit, and an alarm circuit.

[0004] The sensor shell is a metal base, and a plastic connector is installed in the sensor shell. The edge of the connection between the sensor shell and the plastic connector is inwardly turned over to wrap the plastic connector. Currently, a crimping and edge wrapping processing method is usually used.

[0005] For example, in the prior art, a Chinese utility model patent with the publication number CN220576652U discloses an "oil pressure sensor crimping auxiliary device". The oil pressure sensor crimping auxiliary device includes an upper die, a plastic connector, a base, and a lower die. A shaped pressing head is detachably installed on the upper end of the middle part of the lower die. A cavity is formed in the center of the shaped pressing head to accommodate the plastic connector. A rounded edge is formed on the inner periphery of the bottom end of the cavity. An installation sleeve is fixedly embedded in the middle part of the base. An installation groove is formed in the installation sleeve below the cavity.

[0006] The crimping auxiliary device in the prior art, including the above, can meet general production needs, but the real-time position of the workpiece cannot be monitored during the crimping process, it is difficult to determine whether the position of the workpiece is offset, and the scrap rate is increased.

[0007] To solve the above problems, a visual guide type sensor crimping auxiliary device is provided in the utility model. CONTENT OF THE UTILITY MODEL

[0008] To solve the above problems in the prior art, the utility model provides a visual guide type sensor crimping auxiliary device, which has the characteristics of convenient use and easy adjustment.

[0009] To achieve the above purpose, the utility model provides the following technical scheme: a visual guide type sensor crimping auxiliary device, including a machine table, and further comprising:

[0010] A crimping platform is slidingly installed on the machine table.

[0011] A visual guiding mechanism is fixed above the machine table, which comprises:

[0012] A CCD visual camera;

[0013] A ring-shaped light source located right below the CCD visual camera;

[0014] A driving mechanism for driving the crimping platform to move horizontally.

[0015] As a preferred technical scheme of the present application, the visual guiding mechanism further comprises:

[0016] A magnifying glass fixed within the ring-shaped light source ring.

[0017] As a preferred technical scheme of the present application, further comprising:

[0018] Four supporting columns fixed diagonally on the top surface of the machine table;

[0019] A supporting plate fixed on the top end of the supporting columns.

[0020] As a preferred technical scheme of the present application, the visual guiding mechanism further comprises:

[0021] An upper fixing frame for fixing the CCD visual camera on the supporting plate;

[0022] A fixing ring fixed on the bottom surface of the supporting plate, and the ring-shaped light source is fixed on the fixing ring.

[0023] As a preferred technical scheme of the present application, further comprising a positioning mechanism, wherein the positioning mechanism comprises:

[0024] A sensor support fixed on the top surface of the machine table;

[0025] A slot-shaped photoelectric sensor fixed on the top end of the sensor support;

[0026] A sensing sheet fixed on the end of the crimping platform and flush with the detection slot of the slot-shaped photoelectric sensor.

[0027] As a preferred technical scheme of the present application, the slot-shaped photoelectric sensor is provided with three groups of sensors, which are respectively located in the middle and both ends of the top surface of the machine table.

[0028] As a preferred technical scheme of the present application, the driving mechanism comprises:

[0029] A moving seat is fixed to the bottom surface of the crimping platform;

[0030] Two fixed plates are symmetrically fixed to the two ends of the top surface of the machine table;

[0031] A threaded screw rod is rotatably installed between the two fixed plates, and the threaded screw rod is threadedly connected with the moving seat;

[0032] A driving motor is fixed to the outer wall of the fixed plate, and is used for driving the threaded screw rod to rotate.

[0033] As a preferred technical scheme of the utility model, further comprising:

[0034] Two supporting seats are symmetrically fixed to the bottom surface of the crimping platform;

[0035] Two guide sliding rails are symmetrically fixed to the top surface of the machine table;

[0036] A guide sliding block is fixed to the bottom end of the supporting seat, and is slidably connected with the guide sliding rail.

[0037] Compared with the prior art, the utility model has the beneficial effects that:

[0038] In the utility model, the position data of the workpiece is acquired in real time through the visual guiding mechanism in the crimping process, so that the scrapping caused by deviation is avoided; the positioning mechanism is used for positioning the position of the workpiece, the crimping platform is driven to move through the driving mechanism, the automatic feeding is realized, the sensor processing flow line is conveniently configured, and the production efficiency is remarkably improved.

[0039] Other additional advantages and beneficial effects of the utility model will be partly given in the following description, will become obvious from the following description, or will be understood through the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0040] The drawings are used to provide further understanding of the utility model, and constitute a part of the specification, are used to explain the utility model together with the embodiments of the utility model, and do not constitute the limitation to the utility model. In the drawings:

[0041] Figure 1 It is the structural schematic diagram of the utility model;

[0042] Figure 2 It is the isometric structural schematic diagram of the visual guiding mechanism in the utility model;

[0043] Figure 3 It is the enlarged structural schematic diagram of the positioning mechanism in the utility model Figure 1 ; and

[0044] Figure 4 For the driving mechanism of the utility model Figure 1 enlarged structure schematic view;

[0045] Figure 5 For the driving mechanism of the utility model Figure 1 enlarged structure schematic view.

[0046] In the drawing: 1, machine table; 2, crimping platform; 3, visual guiding mechanism; 31, CCD visual camera; 32, annular light source; 33, magnifying glass; 34, upper fixed frame; 35, fixed ring; 4, positioning mechanism; 41, sensor support; 42, slot photoelectric sensor; 43, inductive sheet; 5, driving mechanism; 51, moving seat; 52, fixed plate; 53, threaded screw; 54, driving motor; 6, support column; 7, support plate; 8, support seat; 9, guide slide rail; 10, guide sliding block. DETAILED DESCRIPTION

[0047] 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. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0048] Please refer to Figures 1-5 , the utility model provides the following technical scheme: visual guiding type sensor crimping auxiliary device, including machine table 1, still including: crimping platform 2, visual guiding mechanism 3 and driving mechanism 5, visual guiding mechanism 3 is fixed on the top of machine table 1, and it includes: CCD visual camera 31 and the annular light source 32 located directly below CCD visual camera 31.

[0049] Further, as shown by Figure 1 and Figure 2 , in the embodiment, the crimping platform 2 is slidingly installed on the machine table 1, and the driving mechanism 5 is used to drive the horizontal movement of the crimping platform 2. After using the above scheme, the mold (not shown) used for crimping is fixed on the top surface of the crimping platform 2, and preferably a horizontal stamping die is adopted.

[0050] In the initial state, the crimping platform 2 is located at the feeding station, and the sensor workpiece to be crimped is placed in the horizontal stamping die on the top surface of the crimping platform 2.

[0051] After feeding is completed, the driving mechanism 5 is powered on and started, which drives the horizontal movement of the crimping platform 2 on the machine table 1, so that the sensor workpiece in the mold moves to the position below the CCD visual camera 31. At this time, the sensor workpiece is in the crimping station.

[0052] At this time, the annular light source 32 projects uniform light to the workpiece surface, the CCD vision camera 31 collects the workpiece image in real time and transmits it to the control system, and at the same time, the crimping device starts to crimp the sensor workpiece.

[0053] During the entire crimping process, the visual guiding mechanism 3 continuously monitors the workpiece position, and the staff can know the state of the sensor workpiece in real time from the terminal. If the sensor workpiece appears displacement deviation, timely measures are taken to adjust the position of the sensor workpiece to avoid the situation that the crimping cannot be recovered after crimping, and the consistency and yield of sensor crimping are effectively improved.

[0054] After crimping, the driving mechanism 5 is started again, and the driving crimping platform 2 carries the crimped workpiece to the unloading station. After unloading, the driving mechanism 5 drives the crimping platform 2 to return to the initial position, and thus completes a working cycle.

[0055] Optionally, as shown in Figure 1 and Figure 2 In the embodiment, the visual guiding mechanism 3 further comprises a magnifying glass 33 fixed in the ring of the annular light source 32. After the above-mentioned scheme is used, in use, the optical magnification function of the magnifying glass 33 can magnify the micron-level features (such as pin pitch, pad position) on the surface of the sensor workpiece to a pixel-level recognizable range, so that the CCD vision camera 31 can accurately capture the fine structure that cannot be distinguished by the traditional vision system, and the accuracy of visual guidance is improved.

[0056] Preferably, as shown in Figure 1 and Figure 2 In the embodiment, further comprising: four support columns 6 and a support plate 7, the four support columns 6 are fixed diagonally on the top surface of the machine table 1, and the support plate 7 is fixed on the top end of the support column 6. After the above-mentioned scheme is used, in use, the diagonally distributed support columns 6 form a stable quadrilateral mechanical frame, and the support plate 7 is erected above the machine table 1 to provide rigid support for the visual guiding mechanism 3 independent of the crimping platform 2.

[0057] When the driving mechanism 5 drives the crimping platform 2 to move horizontally, the support plate 7 and the components such as the CCD vision camera 31 and the annular light source 32 mounted thereon remain stationary, avoiding the mechanical vibration from being transmitted to the optical system with the crimping platform 2, and ensuring the stability of image acquisition.

[0058] Preferably, as shown in Figure 1 and Figure 2As shown, in the embodiment, the visual guiding mechanism 3 further comprises: an upper fixing frame 34 and a fixing ring 35, the CCD visual camera 31 is fixed on the support plate 7 by the upper fixing frame 34, the fixing ring 35 is fixed on the bottom surface of the support plate 7, and the annular light source 32 is fixed on the fixing ring 35. After the above scheme is adopted, in use, the upper fixing frame 34 adopts an L-shaped cantilever structure, and two upper fixing frames 34 are symmetrically distributed and connected with the support plate 7 and the CCD visual camera 31 by four bolts.

[0059] The fixing ring 35 is a metal flange plate with an inner diameter matched with the annular light source 32, and the annular light source 32 is fixed in position by six circumferentially distributed screws, so as to ensure that the center of the light source is coaxial with the optical axis of the camera.

[0060] Optionally, as shown in Figure 1 and Figure 3 As shown, in the embodiment, the visual guiding mechanism 3 further comprises: an upper fixing frame 34 and a fixing ring 35, the CCD visual camera 31 is fixed on the support plate 7 by the upper fixing frame 34, the fixing ring 35 is fixed on the bottom surface of the support plate 7, and the annular light source 32 is fixed on the fixing ring 35. After the above scheme is adopted, in use, the upper fixing frame 34 adopts an L-shaped cantilever structure, and two upper fixing frames 34 are symmetrically distributed and connected with the support plate 7 and the CCD visual camera 31 by four bolts.

[0061] Preferably, as shown in Figure 1 and Figure 3 As shown, in the embodiment, the visual guiding mechanism 3 further comprises: an upper fixing frame 34 and a fixing ring 35, the CCD visual camera 31 is fixed on the support plate 7 by the upper fixing frame 34, the fixing ring 35 is fixed on the bottom surface of the support plate 7, and the annular light source 32 is fixed on the fixing ring 35. After the above scheme is adopted, in use, the upper fixing frame 34 adopts an L-shaped cantilever structure, and two upper fixing frames 34 are symmetrically distributed and connected with the support plate 7 and the CCD visual camera 31 by four bolts.

[0062] Optionally, as shown in Figure 1 and Figure 4As shown, in the embodiment, the driving mechanism 5 comprises a moving base 51, two fixed plates 52, a threaded screw rod 53 and a driving motor 54, the moving base 51 is fixed to the bottom surface of the crimping platform 2, the two fixed plates 52 are symmetrically fixed to the top surface of the machine table 1 at two ends, the threaded screw rod 53 is rotatably installed between the two fixed plates 52, and the threaded screw rod 53 is threadedly connected with the moving base 51, and the driving motor 54 is fixed to the outer wall of the fixed plate 52 and used for driving the threaded screw rod 53 to rotate.

[0063] Preferably, by Figure 1 、 Figure 4 and Figure 5 As shown, in the embodiment, further comprising: two support bases 8, two guide sliding rails 9 and guide sliding blocks 10, the two support bases 8 are symmetrically fixed to the bottom surface of the crimping platform 2, the two guide sliding rails 9 are symmetrically fixed to the top surface of the machine table 1, the guide sliding blocks 10 are fixed to the bottom ends of the support bases 8 and are in sliding connection with the guide sliding rails 9, and after the above scheme is adopted, in use, when the crimping platform 2 moves, the guide sliding blocks 10 can be driven to move along the guide sliding rails 9, the crimping platform 2 is supported and guided, and the stability of the crimping platform 2 is further improved, so that shaking or deviation of the crimping platform 2 is avoided.

[0064] It should be noted that the CCD vision camera 31, the ring-shaped light source 32, the groove-shaped photoelectric sensor 42 and the driving motor 54 are all commercially available conventional devices, which are provided with power switches, and the person skilled in the art can select them according to the use requirements, the working principles of which are common knowledge of the person skilled in the art and have been fully disclosed in the prior art, and thus will not be described in detail herein.

[0065] The circuit connection of the utility model relates to the common means adopted by the person skilled in the art, and can be obtained by limited tests, and belongs to the prior art.

[0066] The components not described in detail herein are the prior art.

[0067] The working principle and use process of the utility model are as follows: in use, the die used for crimping is fixed to the top surface of the crimping platform 2, and preferably a horizontal stamping die is adopted.

[0068] In the initial state, the crimping platform 2 is located at the feeding station, and the sensor workpiece to be crimped is placed in the horizontal stamping die on the top surface of the crimping platform 2.

[0069] After the loading is completed, the driving mechanism 5 is powered on and starts, and the driving crimping platform 2 moves horizontally on the machine table 1, so that the sensor workpiece in the mold moves to below the CCD vision camera 31, at this time, the sensor workpiece is in the crimping station;

[0070] At this time, the annular light source 32 projects uniform light to the surface of the workpiece, the CCD vision camera 31 collects the workpiece image in real time and transmits it to the control system, at the same time, the crimping equipment starts to crimp the sensor workpiece;

[0071] During the whole crimping process, the visual guiding mechanism 3 continuously monitors the position of the workpiece, and the staff can know the state of the sensor workpiece in real time from the terminal, if the sensor workpiece appears displacement deviation, timely measures are taken to adjust the position of the sensor workpiece, so as to avoid that the sensor workpiece cannot be recovered after crimping, effectively improve the consistency and yield of the sensor crimping;

[0072] After the crimping is completed, the driving mechanism 5 is started again, and the driving crimping platform 2 carries the crimped workpiece to the unloading station, after the unloading is completed, the driving mechanism 5 drives the crimping platform 2 to return to the initial position, thus completing a working cycle.

[0073] Finally, it should be pointed out that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A visual guidance type sensor crimping assistance device comprising a machine table (1), characterized in that, Also include: A crimping platform (2) is slidingly installed on the machine table (1); A visual guide mechanism (3) is fixed above the machine table (1), which includes: A CCD visual camera (31); A ring light source (32) located directly below the CCD visual camera (31); A driving mechanism (5) for driving the crimping platform (2) to move horizontally.

2. The vision-guided sensor crimping assist of claim 1, wherein: The visual guide mechanism (3) further includes: A magnifying glass (33) fixed in the ring of the ring light source (32).

3. The vision-guided sensor crimping assist of claim 1, wherein: Further include: Four support columns (6) are fixed diagonally on the top surface of the machine table (1); A support plate (7) is fixed on the top end of the support column (6).

4. The vision-guided sensor crimping assist of claim 3, wherein: The visual guide mechanism (3) further includes: An upper fixed frame (34) is used to fix the CCD visual camera (31) on the support plate (7); A fixed ring (35) is fixed on the bottom surface of the support plate (7), and the ring light source (32) is fixed on the fixed ring (35).

5. The vision-guided sensor crimping assist of claim 1, wherein: Further include a positioning mechanism (4), wherein the positioning mechanism (4) includes: A sensor bracket (41) is fixed on the top surface of the machine table (1); A slot photoelectric sensor (42) is fixed on the top end of the sensor bracket (41); An inductive sheet (43) is fixed on the end of the crimping platform (2) and is flush with the detection slot of the slot photoelectric sensor (42).

6. The vision-guided sensor crimping assist of claim 5, wherein: The slot photoelectric sensor (42) is spaced apart and has three groups, which are respectively located in the middle and both ends of the top surface of the machine table (1).

7. The vision-guided sensor crimping assist of claim 1, wherein: The driving mechanism (5) includes: A moving seat (51) is fixed on the bottom surface of the crimping platform (2); Two fixed plates (52) are symmetrically fixed on both ends of the top surface of the machine table (1); A threaded screw rod (53) is rotatably installed between the two fixed plates (52), and the threaded screw rod (53) is threadedly connected with the moving seat (51); A driving motor (54) is fixed on the outer wall of the fixed plate (52) for driving the threaded screw rod (53) to rotate.

8. The vision-guided sensor crimping assist of claim 1, wherein: Further include: Two support seats (8) are symmetrically fixed on the bottom surface of the crimping platform (2); Two guide rails (9) are symmetrically fixed on the top surface of the machine table (1); A guide sliding block (10) is fixed on the bottom end of the support seat (8) and is in sliding connection with the guide rail (9).

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