A device for detecting the surface adhesion of electroplating coatings on automobile parts

Abstract

The present invention discloses a device for detecting the adhesion of the electroplated coating surface of automobile parts, comprising a bottom plate, a support block fixedly connected to the lower side of the bottom plate, a vertical pole fixedly connected to the upper side of the bottom plate, a top plate fixedly connected to the upper end of the vertical pole, a hydraulic cylinder fixedly connected to the upper side of the top plate, a downward pressure component provided at the output end of the lower side of the hydraulic cylinder, and a protective unit provided on the upper side of the bottom plate. The present invention relates to the field of coating detection. The device for detecting the adhesion of the electroplated coating surface of automobile parts is convenient for detecting the adhesion of the electroplated coating of automobile parts by providing a hydraulic cylinder and a downward pressure component, and conveniently controls a plurality of clamping protective plates to limit the parts by rectangular holes, protective frames, placement plates, sliders, clamping protective plates, seesaws, inclined plates and lifting blocks, and controls the protective frame to rise, so that the protective frame blocks the materials splashed during detection, thereby increasing the safety of adhesion detection.

Description

Technical Field

[0001] The invention relates to the field of coating detection, in particular to a device for detecting the surface adhesion of electroplating coatings on automobile parts. Background Art

[0002] Auto parts refer to various parts and accessories used for assembling, repairing and maintaining automobiles. When producing auto parts, it is necessary to electroplate the surface of the auto parts to protect them. The electroplated coating needs to be tested for adhesion using a testing device.

[0003] When testing the adhesion of the coating, pressure is applied to the coating on the surface of the auto parts to observe whether the electroplating layer peels off or breaks, so as to quantitatively evaluate the bonding strength between the electroplating layer and the substrate. Some parts of the auto parts are brittle, and when pressure is applied, the auto parts are easily broken, and the broken parts are easy to splash out. The splashed materials hit the workers, endangering their health and posing a safety hazard. Summary of the invention

[0004] In view of the deficiencies in the prior art, the present invention provides a device for detecting the surface adhesion of electroplating coatings on automobile parts, which solves the potential safety hazard of material splashing when detecting electroplating coatings.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions:

[0006] A device for detecting the surface adhesion of electroplating coatings of automobile parts, comprising a bottom plate, a support block is fixedly connected to the lower side of the bottom plate, a vertical rod is fixedly connected to the upper side of the bottom plate, a top plate is fixedly connected to the upper end of the vertical rod, a hydraulic cylinder is fixedly connected to the upper side of the top plate, a downward pressure assembly is arranged at the output end of the lower side of the hydraulic cylinder, and a protective unit is arranged on the upper side of the bottom plate;

[0007] The protective unit comprises a rectangular hole, the rectangular hole is opened on the upper side of the bottom plate, the upper side of the bottom plate is provided with a rectangular groove, the inner side of the rectangular hole is slidably connected with a protective frame, the inner side of the protective frame is provided with a placing plate, the lower sides of the left and right ends of the placing plate are fixedly connected to the U-shaped plate, the lower sides of the U-shaped plate are fixedly connected to the bottom plate, the upper side of the placing plate is provided with a plurality of sliding grooves, the inner sides of the plurality of sliding grooves are slidably connected with sliders, the outer sides of the sliders are fixedly connected with side plates, the outer sides of the side plates are fixedly connected with telescopic rods, the outer ends of the telescopic rods are fixedly connected with the clamping protective plate, the lower sides of the plurality of sliding blocks are fixedly connected with bottom block 1, the outer sides of the plurality of bottom blocks 1 are rotatably connected with inclined plates, the side of the inclined plate close to the middle of the placing plate is rotatably connected with bottom block 2, the lower side of the bottom block 2 is fixedly connected with a lifting block, and a screw is rotatably connected between the mounting plate and the placing plate;

[0008] The downward pressure assembly includes a lifting cylinder, which is fixedly connected to the output end at the lower side of the hydraulic cylinder. A pressure sensor is arranged on the inner side of the lifting cylinder. A downward pressure head is fixedly connected to the inner side of the lifting cylinder and located below the pressure sensor.

[0009] Preferably, a mounting block 2 is fixedly connected to the lower side of the lifting block, a rotating block 2 is rotatably connected to the outer side of the mounting block 2, a median plate is fixedly connected to the lower side of the placing plate, a seesaw is rotatably connected to the outer side of the median plate, a U-shaped groove 2 is provided on the upper side of the seesaw, the U-shaped groove 2 is rotatably connected to the rotating block 2, a U-shaped groove 1 is provided on the lower side of the seesaw, a rotating block 1 is rotatably connected to the inner side of the U-shaped groove 1, a mounting block 1 is fixedly connected to the inner wall of the protective frame, and the mounting block 1 is rotatably connected to the rotating block 1.

[0010] Preferably, the screw rod is threadedly connected to the lifting block, a motor is fixedly connected to the lower side of the mounting plate, and an output end of the motor is fixedly connected to the lower end of the screw rod.

[0011] Preferably, protective cover plates are provided on the left and right sides of the protective frame, an arc-shaped hole is opened on the upper side of the protective cover plates, the rear sides of the protective cover plates on the left and right sides are fixedly connected with L-shaped plates, the rear side of the protective frame is rotatably connected to the rotating shaft, the rear end of the rotating shaft is fixedly connected with a turntable, the left and right sides of the turntable are fixedly connected with rotating plates, the rear sides of the rotating plates on the left and right sides are rotatably connected with connecting plates, the connecting plates are rotatably connected to the L-shaped plates, the outer side of the rotating shaft is fixedly connected with a gear, the upper side of the bottom plate is fixedly connected with a fixing rod, and the upper end of the fixing rod is fixedly connected with a toothed plate.

[0012] Preferably, the gear is meshingly connected to the toothed plate, and the protective cover is slidably connected to the protective frame.

[0013] Preferably, a spring is fixedly connected between the clamping protective plate and the side plate, a moving block is fixedly connected to a side of the clamping protective plate close to the slider, and an electromagnet is fixedly connected to an upper side of the slider.

[0014] Preferably, the moving block is made of metal material.

[0015] Beneficial Effects

[0016] The present invention provides a device for detecting the surface adhesion of electroplated coatings on automobile parts. Compared with the prior art, it has the following beneficial effects:

[0017] (1) The device for detecting the adhesion of the electroplated coating on the surface of automobile parts is convenient for detecting the adhesion of the electroplated coating on automobile parts by providing a hydraulic cylinder and a pressing component. The device also conveniently controls a plurality of clamping protective plates to limit the position of the parts through rectangular holes, protective frames, placement plates, slide blocks, clamping protective plates, seesaws, inclined plates and lifting blocks, and controls the rise of the protective frames so that the protective frames can block materials splashed during the detection, thereby increasing the safety of the adhesion detection.

[0018] (2) The device for detecting the adhesion of the electroplated coating on the surface of automobile parts is provided with a protective frame, a protective cover plate, an L-shaped plate, a rotating shaft, a rotating disk, a rotating plate, a connecting plate, a gear and a toothed plate, so that the protective frame can be easily raised and the protective covers on the left and right sides can be controlled to approach each other, so as to facilitate blocking the upper part and increase safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is the overall three-dimensional structure diagram of the present invention;

[0020] Figure 2 It is a cross-sectional three-dimensional structural diagram of the downward pressing component in the present invention;

[0021] Figure 3 It is a partially cutaway three-dimensional structural diagram of the present invention;

[0022] Figure 4 It is a three-dimensional structural diagram of the protection unit in the present invention;

[0023] Figure 5 for Figure 4 The enlarged view of point A in the middle;

[0024] Figure 6 It is a bottom-up stereoscopic structural diagram of the protection unit in the present invention;

[0025] Figure 7 It is a cross-sectional three-dimensional structural diagram of the protection unit in the present invention;

[0026] Figure 8 for Figure 7 The enlarged view of point B in the middle;

[0027] Fig. 9 It is a top-down stereoscopic structural diagram of the present invention;

[0028] Fig.10 for Fig. 9 Enlarged view of point C in the middle.

[0029] In the figure: 1, bottom plate; 2, support block; 3, vertical pole; 4, top plate; 5, hydraulic cylinder; 6, pressing assembly; 601, lifting cylinder; 602, pressing head; 603, pressure sensor; 7, protection unit; 701, rectangular hole; 702, placement plate; 703, U-shaped plate; 704, protection frame; 705, rectangular groove; 706, mounting plate; 707, slide groove; 708, slider; 709, side plate; 710, telescopic rod; 711, spring; 712, clamping protection plate; 713, moving block; 714, electromagnet; 715 , protective cover; 716, arc hole; 718, motor; 719, bottom block one; 720, inclined plate; 721, bottom block two; 722, lifting block; 723, screw; 724, median plate; 725, seesaw; 726, U-shaped groove one; 727, rotating block one; 728, mounting block one; 729, U-shaped groove two; 730, rotating block two; 731, mounting block two; 732, rotating shaft; 733, gear; 734, turntable; 735, rotating plate; 736, connecting plate; 737, fixing rod; 738, tooth plate; 739, L-shaped plate. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] Embodiment 1:

[0032] See also Figure 1 - Figure 8The present invention provides a technical solution: a device for detecting the surface adhesion of electroplating coatings on automobile parts, comprising a bottom plate 1, a support block 2 is fixedly connected to the lower side of the bottom plate 1, a vertical rod 3 is fixedly connected to the upper side of the bottom plate 1, a top plate 4 is fixedly connected to the upper end of the vertical rod 3, a hydraulic cylinder 5 is fixedly connected to the upper side of the top plate 4, a pressing assembly 6 is arranged at the output end of the lower side of the hydraulic cylinder 5, a protective unit 7 is arranged at the upper side of the bottom plate 1, the pressing assembly 6 comprises a lifting cylinder 601, the lifting cylinder 601 is fixedly connected to the output end of the lower side of the hydraulic cylinder 5, and the lifting cylinder 601 is fixedly connected to the output end of the lower side of the hydraulic cylinder 5. 01 is provided with a pressure sensor 603 on the inner side, and a pressure head 602 is fixedly connected to the inner side of the lifting cylinder 601 and at the lower side of the pressure sensor 603. When the electroplating coating on the automobile parts is detected, the hydraulic cylinder 5 is controlled to drive the lifting cylinder 601 to descend, and the lifting cylinder 601 drives the pressure head 602 to descend and contact the automobile parts, so that the pressure head 602 presses down the automobile parts, and the detected pressure is collected through the pressure sensor 603 and the external PLC controller, so as to facilitate the adhesion detection of the electroplating coating.

[0033] The electroplating coating protection unit 7 includes a rectangular hole 701, which is opened on the upper side of the bottom plate 1, and a rectangular groove 705 is opened on the upper side of the bottom plate 1. A protection frame 704 is slidably connected to the inner side of the rectangular hole 701, and a placement plate 702 is arranged on the inner side of the protection frame 704. The lower sides of the left and right ends of the placement plate 702 are fixedly connected to U-shaped plates 703, and the U-shaped plate 703 is fixedly connected to the bottom plate 1. The lower side of the U-shaped plate 703 is fixedly connected to a mounting plate 706. The upper side of the placement plate 702 A plurality of slide grooves 707 are provided, the inner sides of the plurality of slide grooves 707 are slidably connected with sliders 708, the outer sides of the sliders 708 are fixedly connected with side plates 709, the outer sides of the side plates 709 are fixedly connected with telescopic rods 710, the outer ends of the telescopic rods 710 are fixedly connected with clamping protective plates 712, the lower sides of the plurality of slide grooves 708 are fixedly connected with bottom blocks 719, the outer sides of the plurality of bottom blocks 719 are rotatably connected with inclined plates 720, and the inclined plates 720 are rotatable on one side close to the middle of the placement plate 702 A bottom block 721 is connected, a lifting block 722 is fixedly connected to the lower side of the bottom block 721, a screw 723 is rotatably connected between the mounting plate 706 and the placement plate 702, a mounting block 731 is fixedly connected to the lower side of the lifting block 722, a rotating block 730 is rotatably connected to the outer side of the mounting block 731, a middle plate 724 is fixedly connected to the lower side of the placement plate 702, a seesaw 725 is rotatably connected to the outer side of the middle plate 724, and a U-shaped groove 729 is provided on the upper side of the seesaw 725. The U-shaped groove 729 is rotatably connected to the rotating block 730. A U-shaped groove 726 is provided on the lower side of the seesaw 725. A rotating block 727 is rotatably connected to the inner side of the U-shaped groove 726. A mounting block 728 is fixedly connected to the inner wall of the protective frame 704. The mounting block 728 is rotatably connected to the rotating block 727. The screw 723 is threadedly connected to the lifting block 722. A motor 718 is fixedly connected to the lower side of the mounting plate 706. The output end of the motor 718 is fixedly connected to the lower end of the screw 723.

[0034] When testing, first place the electroplated coated automobile parts on the placement plate 702, then control the motor 718, the motor 718 drives the screw 723 to rotate, the screw 723 drives the lifting block 722 to descend, the lifting block 722 drives the plurality of inclined plates 720 to rotate, because the plurality of inclined plates 720 are arranged in a circular array, the plurality of inclined plates 720 gather together, the inclined plate 720 drives the slider 708 to move, the slider 708 drives the side plate 709 to move, the side plate 709 drives the telescopic rod 710 to move, the telescopic rod 710 drives the clamping guard plate 712 to move, so that the plurality of clamping guard plates 712 are moved toward the automobile parts. The parts are close to each other, which is convenient for limiting the position of the automobile parts with the clamping protection plate 712. At the same time, the lifting block 722 descends, and the lifting block 722 drives the rotating block 2 730 to rotate. The rotating block 2 730 drives the seesaw 725 to rotate, so that the upper side of the seesaw 725 is pressed down and the lower side of the seesaw 725 rises. The seesaw 725 drives the rotating block 1 727 to rotate, and the rotating block 1 727 drives the protection frame 704 to rise, which is convenient for clamping the automobile parts. The protection frame 704 is controlled to rise, so that the protection frame 704 can block the materials splashed during the detection, thereby increasing the safety during the detection. Multiple clamping protection plates 712 perform preliminary blocking on the materials.

[0035] A spring 711 is fixedly connected between the clamping guard plate 712 and the side plate 709, a moving block 713 is fixedly connected to the side of the clamping guard plate 712 close to the slider 708, an electromagnet 714 is fixedly connected to the upper side of the slider 708, and the moving block 713 is made of metal material. When the clamping guard plate 712 clamps the automotive accessories, under the action of the telescopic rod 710 and the spring 711, the clamping guard plate 712 clamps automotive accessories of various sizes. When the clamping is completed, the electromagnet 714 is started to adsorb the moving block 713, so that the clamping guard plate 712 on the moving block 713 is limited to prevent the clamping guard plate 712 from moving during clamping.

[0036] Embodiment 2:

[0037] Based on Example 1, please refer to Figure 1-Figure 10The present invention provides a technical solution: a device for detecting the surface adhesion of electroplating coatings on automobile parts, comprising a bottom plate 1, a support block 2 is fixedly connected to the lower side of the bottom plate 1, a vertical rod 3 is fixedly connected to the upper side of the bottom plate 1, a top plate 4 is fixedly connected to the upper end of the vertical rod 3, a hydraulic cylinder 5 is fixedly connected to the upper side of the top plate 4, a pressing assembly 6 is arranged at the output end of the lower side of the hydraulic cylinder 5, a protective unit 7 is arranged at the upper side of the bottom plate 1, the pressing assembly 6 comprises a lifting cylinder 601, the lifting cylinder 601 is fixedly connected to the output end of the lower side of the hydraulic cylinder 5, and the lifting cylinder 601 is fixedly connected to the output end of the lower side of the hydraulic cylinder 5. 01 is provided with a pressure sensor 603 on the inner side, and a pressure head 602 is fixedly connected to the inner side of the lifting cylinder 601 and at the lower side of the pressure sensor 603. When the electroplating coating on the automobile parts is detected, the hydraulic cylinder 5 is controlled to drive the lifting cylinder 601 to descend, and the lifting cylinder 601 drives the pressure head 602 to descend and contact the automobile parts, so that the pressure head 602 presses down the automobile parts, and the detected pressure is collected through the pressure sensor 603 and the external PLC controller, so as to facilitate the adhesion detection of the electroplating coating.

[0038] The electroplating coating protection unit 7 includes a rectangular hole 701, which is opened on the upper side of the bottom plate 1, and a rectangular groove 705 is opened on the upper side of the bottom plate 1. A protection frame 704 is slidably connected to the inner side of the rectangular hole 701, and a placement plate 702 is arranged on the inner side of the protection frame 704. The lower sides of the left and right ends of the placement plate 702 are fixedly connected to U-shaped plates 703, and the U-shaped plate 703 is fixedly connected to the bottom plate 1. The lower side of the U-shaped plate 703 is fixedly connected to a mounting plate 706. The upper side of the placement plate 702 A plurality of slide grooves 707 are provided, the inner sides of the plurality of slide grooves 707 are slidably connected with sliders 708, the outer sides of the sliders 708 are fixedly connected with side plates 709, the outer sides of the side plates 709 are fixedly connected with telescopic rods 710, the outer ends of the telescopic rods 710 are fixedly connected with clamping protective plates 712, the lower sides of the plurality of slide grooves 708 are fixedly connected with bottom blocks 719, the outer sides of the plurality of bottom blocks 719 are rotatably connected with inclined plates 720, and the inclined plates 720 are rotatable on one side close to the middle of the placement plate 702 A bottom block 721 is connected, a lifting block 722 is fixedly connected to the lower side of the bottom block 721, a screw 723 is rotatably connected between the mounting plate 706 and the placement plate 702, a mounting block 731 is fixedly connected to the lower side of the lifting block 722, a rotating block 730 is rotatably connected to the outer side of the mounting block 731, a middle plate 724 is fixedly connected to the lower side of the placement plate 702, a seesaw 725 is rotatably connected to the outer side of the middle plate 724, and a U-shaped groove 729 is provided on the upper side of the seesaw 725. The U-shaped groove 729 is rotatably connected to the rotating block 730. A U-shaped groove 726 is provided on the lower side of the seesaw 725. A rotating block 727 is rotatably connected to the inner side of the U-shaped groove 726. A mounting block 728 is fixedly connected to the inner wall of the protective frame 704. The mounting block 728 is rotatably connected to the rotating block 727. The screw 723 is threadedly connected to the lifting block 722. A motor 718 is fixedly connected to the lower side of the mounting plate 706. The output end of the motor 718 is fixedly connected to the lower end of the screw 723.

[0039] The left and right sides of the protective frame 704 are provided with protective cover plates 715, the upper side of the protective cover plates 715 is provided with an arc-shaped hole 716, the rear sides of the protective cover plates 715 on the left and right sides are fixedly connected with L-shaped plates 739, the rear side of the protective frame 704 is rotatably connected to the rotating shaft 732, the rear end of the rotating shaft 732 is fixedly connected with a rotating disk 734, the left and right sides of the rotating disk 734 are fixedly connected with rotating plates 735, the rear sides of the rotating plates 735 on the left and right sides are rotatably connected with connecting plates 736, the connecting plates 736 are rotatably connected to the L-shaped plates 739, the outer side of the rotating shaft 732 is fixedly connected with a gear 733, the upper side of the bottom plate 1 is fixedly connected with a fixing rod 737, the upper end of the fixing rod 737 is fixedly connected with a tooth plate 738, the gear 733 is meshed with the tooth plate 738, the protective cover plate 715 is slidably connected to the protective frame 704, and when the protective frame 704 rises, the protective frame 70 4 drives the rotating shaft 732 to rise, and the rotating shaft 732 drives the gear 733 to rise, so that the protection frame 704 drives the protection cover plate 715 to rise. When the gear 733 moves to the position of the tooth plate 738, since the gear 733 is meshed and connected with the tooth plate 738, the gear 733 rotates, the gear 733 drives the rotating shaft 732 to rotate, the rotating shaft 732 drives the rotating disk 734 to rotate, the rotating disk 734 drives the rotating plates 735 on the left and right sides to rotate, the rotating plates 735 drive the connecting plates 736 to rotate, the connecting plates 736 drive the L-shaped plates 739 to move horizontally, and the L-shaped plates 739 drive the protection cover plates 715 to move, so that the protection cover plates 715 on the left and right sides are close to each other, so that the protection cover plates 715 can block the materials splashing on the upper side, thereby enhancing the safety during detection. The arc hole 716 is convenient for the lower pressure head 602 and the lifting cylinder 601 to pass through the protection cover plate 715 to detect the coating.

[0040] Working principle: When in use, the staff first places the electroplated coated auto parts on the placement plate 702, and then starts the motor 718, the motor 718 drives the screw 723 to rotate, the screw 723 drives the lifting block 722 to rise, under the action of multiple inclined plates 720, sliders 708, side plates 709 and telescopic rods 710, control multiple clamping protection plates 712 to approach the parts, so that the auto parts are clamped, and at the same time the lifting block 722 drives the seesaw 725 to rotate, the seesaw 725 drives the protection frame 704 to rise, so that The protection frame 704 blocks the materials splashing during the detection to increase the safety during the detection. When the protection frame 704 rises, the control gear 733 rises. When the gear 733 moves to the position of the tooth plate 738, the protection frame 704 continues to rise, and the gear 733 rotates. The gear 733 drives the rotating shaft 732 to rotate, and the turntable 734, the rotating plate 735, the connecting plate 736, and the L-shaped plate 739 make the left and right side protection cover plates 715 close to each other, so that the protection cover plates 715 can block the materials splashing above and enhance safety.

[0041] During the inspection, the hydraulic cylinder 5 is controlled to drive the pressing head 602 on the lifting cylinder 601 to descend, so that the pressing head 602 presses down the coating on the accessory, which facilitates the inspection of the adhesion of the coating.

[0042] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0043] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A device for detecting the surface adhesion of an electroplated coating of an automobile part, comprising a bottom plate (1), a support block (2) fixedly connected to the bottom side of the bottom plate (1), a vertical rod (3) fixedly connected to the top side of the bottom plate (1), a top plate (4) fixedly connected to the upper end of the vertical rod (3), a hydraulic cylinder (5) fixedly connected to the upper side of the top plate (4), a downward pressure component (6) provided at the output end of the bottom side of the hydraulic cylinder (5), characterized in that: A protection unit (7) is provided on the upper side of the bottom plate (1); The protection unit (7) comprises a rectangular hole (701), the rectangular hole (701) is provided on the upper side of the bottom plate (1), a rectangular groove (705) is provided on the upper side of the bottom plate (1), a protection frame (704) is slidably connected to the inner side of the rectangular hole (701), a placement plate (702) is provided on the inner side of the protection frame (704), the lower sides of the left and right ends of the placement plate (702) are fixedly connected to U-shaped plates (703), the U-shaped plate (703) is fixedly connected to the bottom plate (1), the lower side of the U-shaped plate (703) is fixedly connected to a mounting plate (706), a plurality of sliding grooves (707) are provided on the upper side of the placement plate (702), and the inner sides of the plurality of sliding grooves (707) are slidably connected to sliding plates (706). The outer side of the slider (708) is fixedly connected to a side plate (709), the outer side of the side plate (709) is fixedly connected to a telescopic rod (710), the outer end of the telescopic rod (710) is fixedly connected to a clamping protection plate (712), the lower sides of the plurality of sliders (708) are fixedly connected to a bottom block 1 (719), the outer sides of the plurality of bottom blocks 1 (719) are rotatably connected to an inclined plate (720), the side of the inclined plate (720) close to the middle of the placement plate (702) is rotatably connected to a bottom block 2 (721), the lower side of the bottom block 2 (721) is fixedly connected to a lifting block (722), and a screw rod (723) is rotatably connected between the mounting plate (706) and the placement plate (702); The downward pressure assembly (6) comprises a lifting cylinder (601), the lifting cylinder (601) being fixedly connected to the output end at the lower side of the hydraulic cylinder (5), a pressure sensor (603) being arranged on the inner side of the lifting cylinder (601), and a downward pressure head (602) being fixedly connected to the inner side of the lifting cylinder (601) and located below the pressure sensor (603); The lower side of the lifting block (722) is fixedly connected to a second mounting block (731), and the outer side of the second mounting block (731) is rotatably connected to a second rotating block (730). The lower side of the placement plate (702) is fixedly connected to a middle plate (724), and the outer side of the middle plate (724) is rotatably connected to a seesaw (725). The upper side of the seesaw (725) is provided with a second U-shaped groove (729), and the second U-shaped groove (729) is rotatably connected to the second rotating block (730). The lower side of the seesaw (725) is provided with a first U-shaped groove (726), and the inner side of the first U-shaped groove (726) is rotatably connected to a first rotating block (727). The inner wall of the protective frame (704) is fixedly connected to a first mounting block (728), and the first mounting block (728) is rotatably connected to the first rotating block (727).

2. The device for detecting the surface adhesion of electroplating coating of automobile parts according to claim 1, characterized in that: The screw rod (723) is threadedly connected to the lifting block (722); a motor (718) is fixedly connected to the lower side of the mounting plate (706); and an output end of the motor (718) is fixedly connected to the lower end of the screw rod (723).

3. The device for detecting the surface adhesion of electroplating coating of automobile parts according to claim 1, characterized in that: The left and right sides of the protection frame (704) are both provided with protection cover plates (715), the upper side of the protection cover plates (715) is provided with an arc-shaped hole (716), the rear sides of the protection cover plates (715) on the left and right sides are both fixedly connected to an L-shaped plate (739), the rear side of the protection frame (704) is rotatably connected to a rotating shaft (732), the rear end of the rotating shaft (732) is fixedly connected to a rotating disk (734), the left and right sides of the rotating disk (734) are both fixedly connected to rotating plates (735), the rear sides of the rotating plates (735) on the left and right sides are both rotatably connected to connecting plates (736), the connecting plates (736) are rotatably connected to the L-shaped plate (739), the outer side of the rotating shaft (732) is fixedly connected to a gear (733), the upper side of the bottom plate (1) is fixedly connected to a fixing rod (737), and the upper end of the fixing rod (737) is fixedly connected to a toothed plate (738).

4. The device for detecting the surface adhesion of electroplating coating of automobile parts according to claim 3, characterized in that: The gear (733) is meshingly connected with the toothed plate (738), and the protective cover plate (715) is slidably connected with the protective frame (704).

5. The device for detecting the surface adhesion of electroplating coating of automobile parts according to claim 1, characterized in that: A spring (711) is fixedly connected between the clamping protection plate (712) and the side plate (709), a moving block (713) is fixedly connected to a side of the clamping protection plate (712) close to the slider (708), and an electromagnet (714) is fixedly connected to the upper side of the slider (708).

6. The device for detecting the surface adhesion of electroplating coating of automobile parts according to claim 5, characterized in that: The moving block (713) is made of metal material.

Images