Appearance detection device for ceramic bearing

Abstract

The utility model relates to the technical field of ceramic bearing production, in particular to an appearance detection device for a ceramic bearing. The appearance detection device for the ceramic bearing comprises a first blank pushing air cylinder, a first appearance shooting assembly, a first clamping assembly, an ink soaking disc, a second clamping assembly, a second appearance shooting assembly and a second blank pushing air cylinder, then the first clamping assembly places the ceramic blank in the ink soaking disc for ink soaking treatment, then the ceramic blank is clamped by the second clamping assembly and input into the second appearance shooting assembly for appearance shooting, and finally the second blank pushing air cylinder takes the ceramic blank out of the second appearance shooting assembly. According to the appearance detection device for the ceramic bearing, the appearance detection can be effectively carried out on the sintered ceramic blank with high quality.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of ceramic bearing production, in particular to an appearance detection device for ceramic bearings. BACKGROUND

[0002] Ceramic bearings have characteristics such as high temperature resistance, corrosion resistance, wear resistance, non-magnetic, electrical insulation, self-lubrication, high speed, long life, etc. that metal materials do not have, and have been widely used in industrial fields such as semiconductor equipment, vacuum equipment, cleaning equipment, pharmaceutical equipment, electroplating equipment, food machinery, optical instruments, and chemical equipment.

[0003] Ceramic bearings include a ring, a retainer, and a rolling body, wherein the ring and the rolling body are made of full ceramic materials, mainly including zirconia, silicon nitride, and silicon carbide. The retainer is usually made of polytetrafluoroethylene, nylon 66, polyetherimide, zirconia, silicon nitride, stainless steel, or aviation aluminum, thereby expanding the application of ceramic bearings, such as high-speed bearings, high-temperature resistant bearings, corrosion-resistant bearings, anti-magnetic bearings, and electrically insulated bearings.

[0004] At present, the production process steps of ceramic bearings are as follows: ceramic parts are produced, and the prepared ring, retainer, and rolling body are assembled to obtain finished ceramic bearings. The production method of ceramic parts is as follows: ceramic powder is filled into a forming mold, the forming mold is placed in a hydraulic forming process, then subjected to a hydrostatic forming process, and then placed in a muffle furnace for sintering to obtain a blank. The blank is subjected to appearance detection to remove defective products to obtain a finished blank. The finished blank is subjected to rough grinding, fine grinding, outer diameter grinding, inner diameter grinding, chamfer grinding, outer groove grinding, and superfinishing groove grinding to obtain a ceramic bearing part.

[0005] In the prior art, the appearance detection of the blank is divided into two steps: first, the inspector visually observes whether the blank has cracks; second, the blank is soaked in red ink for a period of time, and after wiping the surface, the staining of the blank surface is observed. The appearance detection judgment is that the blank has cracks in the first step, which is a defective product, and the blank surface has staining in the second step, which is a defective product. The above appearance detection operation relies on visual observation and experience judgment of the inspector, which not only has the problem of low efficiency of appearance detection of the blank, but also has a certain error in the judgment of good blanks, that is, the finished blank is mixed with defective products, which affects the production cost of ceramic bearings. CONTENT OF THE INVENTION

[0006] In order to solve the technical problem of low detection accuracy of the appearance detection of the blank and the influence on the production cost of ceramic bearings, the present application provides an appearance detection device for ceramic bearings.

[0007] The appearance detection device for ceramic bearings provided by the present application is realized by the following scheme:

[0008] The appearance detection device of the ceramic bearing comprises a first blank pushing cylinder, a first appearance shooting assembly, a first clamping assembly, an ink soaking disc, a second clamping assembly, a second appearance shooting assembly and a second blank pushing cylinder, the first appearance shooting assembly is located directly above the first blank pushing cylinder, the second appearance shooting assembly is located directly above the second blank pushing cylinder, the ink soaking disc is formed with a plurality of ink soaking cavities and is rotationally connected to the first appearance shooting assembly.

[0009] The first blank pushing cylinder inputs the blank ceramic into the first appearance shooting assembly for appearance shooting, the first clamping assembly places the blank ceramic in an ink soaking cavity of the ink soaking disc for ink soaking treatment after appearance shooting, the blank ceramic after the ink soaking treatment is input into the second appearance shooting assembly for appearance shooting under the clamping of the second clamping assembly, the second blank pushing cylinder takes out the blank ceramic from the second appearance shooting assembly after appearance shooting, and the photos shot by the first appearance shooting assembly and the second appearance shooting assembly are used to judge the quality of the blank ceramic.

[0010] Preferably, the first appearance shooting assembly comprises a first cylinder arranged in a shell, an inlet A for inputting the blank ceramic is formed in the lower surface of the first cylinder, and an outlet A for outputting the blank ceramic is formed in the upper surface of the first cylinder; a camera group A for shooting the outer periphery of the blank ceramic is fixedly connected inside the first cylinder; an upper camera A for shooting the upper surface of the blank ceramic is fixedly connected inside the first cylinder; a lower camera A for shooting the lower surface of the blank ceramic is fixedly connected inside the first cylinder, the camera group A, the upper camera A and the lower camera A are connected with a computer host, and the photos shot by the camera group A, the upper camera A and the lower camera A are displayed on a display screen connected with the computer host.

[0011] Preferably, the inner diameter of the first cylinder is 4-6 times the diameter of the blank ceramic, at least three sub-cameras A are included in the camera group A, the included angle formed by adjacent sub-cameras A and the central axis of the first cylinder is equal, that is, the sub-cameras A are uniformly fixedly connected to the inner wall of the first cylinder.

[0012] Preferably, the ink soaking disc is rotationally connected to the first cylinder body, and a cylindrical passage for outputting the blank ceramic is arranged in the center of the ink soaking disc; the central axis of the cylindrical passage is collinear with the central axis of the push rod of the first blank pushing air cylinder; a driven gear is fixedly connected to the outer wall of the ink soaking disc; a stepper motor is fixedly connected to the shell; a driving gear meshing with the driven gear is fixedly connected to the output shaft of the stepper motor.

[0013] Preferably, a limiting ring body is fixedly connected to the upper surface of the first cylinder body; an annular embedding groove is arranged in the lower surface of the ink soaking disc; the limiting ring body of the first cylinder body is rotationally embedded in the annular embedding groove of the ink soaking disc.

[0014] By adopting the above technical scheme, the first appearance shooting assembly completes appearance shooting of a blank ceramic, the first clamping assembly horizontally moves to place the blank ceramic into an ink soaking cavity of the ink soaking disc, the stepper motor drives the ink soaking disc to rotate 1 / n turns around the axis thereof, n is the number of the ink soaking cavities, and the next blank ceramic to be subjected to appearance shooting is placed into an ink soaking cavity emptied after rotation of the ink soaking disc under horizontal movement of the first clamping assembly, thereby meeting the continuous appearance detection operation requirement.

[0015] Preferably, the first clamping assembly comprises a first lead screw arranged in the shell, and a first driving motor is coaxially fixedly connected to one end of the first lead screw; a first sliding block is threadedly connected to the first lead screw; a first long-stroke servo electric cylinder is fixedly connected to the first sliding block; and a three-jaw finger air cylinder A for clamping the blank ceramic is fixedly connected to the push rod of the first long-stroke servo electric cylinder.

[0016] Preferably, the second clamping assembly comprises a second lead screw arranged in the shell, and a second driving motor is coaxially fixedly connected to one end of the second lead screw; a second sliding block is threadedly connected to the second lead screw; a second long-stroke servo electric cylinder is fixedly connected to the second sliding block; and a three-jaw finger air cylinder B for clamping the blank ceramic is fixedly connected to the push rod of the second long-stroke servo electric cylinder.

[0017] When the second clamping assembly clamps the blank ceramic, it needs to be stalled above the ink soaking disc for draining.

[0018] By adopting the above technical scheme, continuous appearance detection operation is realized, and appearance quality inspection efficiency is improved.

[0019] Preferably, the second appearance shooting assembly comprises a second barrel arranged in the shell, an inlet B for inputting the blank ceramic is arranged on the lower surface of the second barrel, an outlet B for outputing the blank ceramic is arranged on the upper surface of the second barrel, a camera group B for shooting the outer periphery of the blank ceramic is fixedly connected in the second barrel, an upper camera B for shooting the upper surface of the blank ceramic is fixedly connected in the second barrel, a lower camera B for shooting the lower surface of the blank ceramic is fixedly connected in the second barrel, the camera group B, the upper camera B and the lower camera B are connected with the computer host, and the photos shot by the camera group B, the upper camera B and the lower camera B are displayed on the display screen connected with the computer host.

[0020] Preferably, the upper surface of the second barrel is fixedly connected with a drying box, heating wires are spirally wound on the inner wall of the drying box, an inlet C for inputting the blank ceramic is arranged on the upper surface of the drying box, an outlet C for outputting the blank ceramic is arranged on the lower surface of the drying box, a sponge is fixedly connected to the outlet C of the drying box, and the central axis of the drying box is collinear with the central axis of the push rod of the second blank pushing cylinder.

[0021] Preferably, the bottom of the drying box is provided with a plurality of air inlet pipes, and the top of the drying box is provided with a plurality of air suction pipes.

[0022] By adopting the above technical scheme, the drying box can quickly remove the moisture on the surface of the blank ceramic, thereby shortening the appearance inspection time of the blank ceramic and improving the appearance inspection efficiency of the blank ceramic.

[0023] In summary, the present application has the following advantages:

[0024] 1. The appearance detection device for ceramic bearings in the utility model can effectively and high-quality detect the appearance of the sintered blank ceramic, improve the appearance detection accuracy of the blank ceramic, and reduce the overall production cost.

[0025] 2. The appearance detection device for ceramic bearings in the utility model archives the photographed photos as the original data for analyzing the ceramic blank calcination problem, adjusts the blank calcination process parameters, optimizes the blank calcination quality, improves the yield of the blank calcination, and reduces the production cost of the ceramic bearings.

[0026] 3. The appearance detection device for ceramic bearings in the utility model archives the photographed photos, can trace the quality of each batch of ceramics, improves the customer trust degree, and improves the market competitiveness of the enterprise. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is a whole structure schematic view of the appearance detection device for ceramic bearings in the embodiment.

[0028] Figure 2It is the schematic diagram of first blank pushing cylinder, first appearance shooting assembly and ink soaking tray in appearance detection device of ceramic bearing.

[0029] Figure 3 It is the schematic diagram of first clamping assembly and second clamping assembly in appearance detection device of ceramic bearing.

[0030] Figure 4 It is the schematic diagram of second appearance shooting assembly, drying box and second blank pushing cylinder in appearance detection device of ceramic bearing.

[0031] In the figure, 1, first blank pushing cylinder; 10, stepper motor; 11, tray A; 2, first appearance shooting assembly; 20, limiting ring body; 21, first cylinder; 211, inlet A; 212, outlet A; 22, camera group A; 220, sub-camera A; 23, upper camera A; 24, lower camera A; 25, first LED lamp strip; 3, first clamping assembly; 31, first lead screw; 32, first drive motor; 33, first sliding block; 34, first long-stroke servo electric cylinder; 35, three-claw finger cylinder A; 4, ink soaking tray; 40, ink soaking cavity; 400, cylindrical passage; 41, driven gear; 42, driving gear; 43, annular embedding groove; 5, second clamping assembly; 51, second lead screw; 52, second drive motor; 53, second sliding block; 54, second long-stroke servo electric cylinder; 55, three-claw finger cylinder B; 6, second appearance shooting assembly; 61, second cylinder; 611, inlet B; 612, outlet B; 62, camera group B; 620, sub-camera B; 63, upper camera B; 64, lower camera B; 65, second LED lamp strip; 7, second blank pushing cylinder; 71, tray B; 8, drying box; 81, inlet C; 82, outlet C; 83, sponge; 84, air inlet pipe; 85, air suction pipe; 9, heat tracing wire. DETAILED DESCRIPTION

[0032] The technical solution of the present application will be further described in detail below in combination with the drawings and examples. EXAMPLE

[0033] EXAMPLE: REFERENCE Figure 1 An appearance detection device of ceramic bearing includes first blank pushing cylinder 1, first appearance shooting assembly 2 located above first blank pushing cylinder 1, first clamping assembly 3, ink soaking tray 4 rotationally connected to first appearance shooting assembly 2, second clamping assembly 5, second appearance shooting assembly 6, and second blank pushing cylinder 7 located directly below second appearance shooting assembly 6. The push rod of first blank pushing cylinder 1 is fixedly connected with tray A11 made of acrylic material for containing blank ceramic. The push rod of second blank pushing cylinder 7 is fixedly connected with tray B71 made of acrylic material for containing blank ceramic.

[0034] Referring to Figure 1 , the appearance quality inspection process of the blank ceramic is as follows: the inspector places the blank ceramic to be detected in the tray A11 on the first blank pushing cylinder 1, the first blank pushing cylinder 1 inputs the blank ceramic into the first appearance shooting assembly 2 for appearance shooting, after appearance shooting, the first clamping assembly 3 places the blank ceramic in the ink soaking tray 4 for ink soaking treatment, after the ink soaking treatment is completed, the blank ceramic is input into the second appearance shooting assembly 6 under the clamping of the second clamping assembly 5 for appearance shooting, after appearance shooting, the second clamping assembly 5 releases the blank ceramic, the blank ceramic falls into the tray B71 of the second blank pushing cylinder 7, the second blank pushing cylinder 7 takes out the blank ceramic from the second appearance shooting assembly 6, the inspector takes away the blank ceramic in the tray B71 of the second blank pushing cylinder 7, and whether the quality of the blank ceramic meets the standard is judged through the photos shot by the first appearance shooting assembly 2 and the second appearance shooting assembly 6.

[0035] Referring to Figure 1 and Figure 2 , the first appearance shooting assembly 2 comprises a first cylinder 21 arranged in the shell, the inner diameter of the first cylinder 21 is 4-6 times the diameter of the blank ceramic, which facilitates overall shooting of the blank ceramic. The lower surface of the first cylinder 21 is welded with a support rod, so that the first cylinder 21 is located directly above the first blank pushing cylinder 1. The lower surface of the first cylinder 21 is provided with an inlet A211 for input of the blank ceramic, and the first blank pushing cylinder 1 inputs the blank ceramic into the first appearance shooting assembly 2 for appearance shooting. The upper surface of the first cylinder 21 is provided with an outlet A212 for output of the blank ceramic, and after appearance shooting, the first clamping assembly 3 takes out the blank ceramic from the first cylinder 21 and places it in the ink soaking tray 4 for ink soaking treatment.

[0036] Referring to Figure 1 and Figure 2 , the inner wall of the first cylinder 21 is fixedly connected with a camera group A22 for shooting the outer periphery of the blank ceramic, the camera group A22 comprises at least three sub-cameras 220, the included angle between adjacent sub-cameras 220 and the central axis of the first cylinder 21 is equal, that is, the sub-cameras 220 are uniformly fixedly connected to the inner wall of the first cylinder 21, which facilitates overall shooting of the blank ceramic. The inside of the first cylinder 21 is fixedly connected with an upper camera A23, the front view angle of the upper camera A23 forms a 45° angle with the horizontal plane, which facilitates shooting of the upper surface of the blank ceramic. The inside is fixedly connected with a lower camera A24, the front view angle of the lower camera A24 forms a 135° angle with the horizontal plane, which facilitates shooting of the lower surface of the blank ceramic. The inner wall of the first cylinder 21 is fixedly connected with a first LED lamp strip 25, and the first cylinder 21 is made of PCV white plastic material.

[0037] The camera group A22, the upper camera A23 and the lower camera A24 are connected with the computer host, and the photos taken by the camera group A22, the upper camera A23 and the lower camera A24 are displayed on the display screen connected with the computer host. The quality inspector determines whether the quality of the rough ceramic meets the standard according to the rough ceramic appearance photo taken by the first appearance shooting assembly 2.

[0038] With reference to Figure 1 and Figure 2 The ink soaking disc 4 is formed with a plurality of ink soaking cavities 40, preferably eight ink soaking cavities 40. The first cylinder body 21 is fixedly connected with a limiting ring body 20 on the upper surface, and the ink soaking disc 4 is provided with an annular embedding groove 43 on the lower surface, which is embedded in the limiting ring body 20. The limiting ring body 20 of the first cylinder body 21 is rotatable and embedded in the annular embedding groove 43 of the ink soaking disc 4, so that the ink soaking disc 4 is rotatably connected to the upper surface of the first cylinder body 21.

[0039] With reference to Figure 1 and Figure 2 A cylindrical passage 400 for outputting the rough ceramic is provided in the center of the ink soaking disc 4. The diameter of the cylindrical passage 400 is 1.1-1.5 times the diameter of the rough ceramic, preferably 1.2 times the diameter of the rough ceramic. The central axis of the cylindrical passage 400 is collinear with the central axis of the push rod of the first rough ceramic pushing cylinder 1. After the rough ceramic is taken out from the first cylinder body 21 by the first clamping assembly 3 after the rough ceramic appearance is shot, it moves to the upper side of the ink soaking disc 4 through the cylindrical passage 400, and is placed in an ink soaking cavity 40 of the ink soaking disc 4 after horizontal movement for ink soaking treatment.

[0040] With reference to Figure 1 and Figure 2, in order to improve the appearance of the blank ceramic quality inspection efficiency, ink soaking tray 4 outer wall fixedly connected with driven gear 41. Inside the shell fixedly connected with stepper motor 10, the output shaft of stepper motor 10 fixedly connected with the meshing of driven gear 41 driving gear 42. First appearance shooting assembly 2 after a blank ceramic appearance shooting, the first clamping assembly 3 from the first cylinder 21 blank ceramic from the columnar passage 400 movement to the ink soaking tray 4 above, horizontal movement after put into the ink soaking cavity 40 of ink soaking tray 4 ink soaking treatment, the first clamping assembly 3 reset (the first long stroke servo cylinder 34 of the middle axis and the first blank push cylinder 1 push rod of the middle axis collinear), the stepper motor 10 drive ink soaking tray 4 around its own axial rotation 1 / n turns, n for the number of ink soaking cavity (preferably eight, namely ink soaking tray 4 around its own axial rotation 1 / 8 turns), the next complete appearance shooting of blank ceramic in the clamping of the first clamping assembly 3 through the columnar passage 400 movement to the ink soaking tray 4 above, horizontal movement after put into the ink soaking cavity 40 of ink soaking tray rotation empty.

[0041] Referring to Figure 1 and Figure 3 , the first clamping assembly 3 includes a first screw rod 31 arranged in the housing, and the first screw rod 31 is rotatably connected to two mutually spaced support frames. One end of the first screw rod 31 is coaxially fixedly connected with a first driving motor 32, and the first driving motor 32 is fixedly connected to the support frame. A first sliding block 33 is threadedly connected to the first screw rod 31, and the lower surface of the first sliding block 33 is fixedly connected with a first long-stroke servo cylinder 34, and the push rod of the first long-stroke servo cylinder 34 is vertically downward. In the initial state, the middle axis of the push rod of the first long-stroke servo cylinder 34 in the first clamping assembly 3 is collinear with the middle axis of the push rod of the first blank pushing cylinder 1. The push rod of the first long-stroke servo cylinder 34 is fixedly connected with a three-jaw finger cylinder A 35 for clamping the blank ceramic.

[0042] Referring to Figure 1 and Figure 3 , the second clamping assembly 5 includes a second screw rod 51 arranged in the housing, and the second screw rod 51 is rotatably connected to two mutually spaced support frames. One end of the second screw rod 51 is coaxially fixedly connected with a second driving motor 52, and the second driving motor 52 is fixedly connected to the support frame. A second sliding block 53 is threadedly connected to the second screw rod 51, and the second sliding block 53 is fixedly connected with a second long-stroke servo cylinder 54, and the push rod of the second long-stroke servo cylinder 54 is vertically downward. In the initial state, the second long-stroke servo cylinder 54 of the second clamping assembly 5 is located above the ink soaking tray 4. The push rod of the second long-stroke servo cylinder 54 is fixedly connected with a three-jaw finger cylinder B 55 for clamping the blank ceramic.

[0043] Referring to Figure 1 andFigure 4 The second appearance shooting assembly 6 comprises a second barrel 61 arranged in the shell. A supporting column is welded to the lower surface of the second barrel 61, so that the second barrel 61 is located directly above the second blank pushing cylinder 7. An inlet B611 for input of the blank ceramic is arranged on the lower surface of the second barrel 61. The blank ceramic after the ink immersion treatment is clamped by the second clamping assembly 5 and enters the second appearance shooting assembly 6 through the inlet B611 for appearance shooting. An outlet B612 for output of the blank ceramic is arranged on the upper surface of the second barrel 61. The blank after the shooting is removed from the inlet B611 by the second blank pushing cylinder 7.

[0044] With reference to Figure 1 and Figure 4 The inner wall of the second barrel 61 is fixedly connected with a camera group B62 for shooting the outer periphery of the blank ceramic. The camera group B62 comprises at least three sub-cameras B620. Adjacent sub-cameras B620 form equal angles with the central axis of the second barrel 61, i.e., the sub-cameras B620 are uniformly fixedly connected to the inner wall of the second barrel 21, so as to facilitate overall shooting of the blank ceramic.

[0045] With reference to Figure 1 and Figure 4 The inner wall of the second barrel 61 is fixedly connected with an upper camera B63 for shooting the upper surface of the blank ceramic. The front view angle of the upper camera B63 forms a 45° angle with the horizontal plane, so as to facilitate shooting of the upper surface of the blank ceramic. The inner wall of the second barrel 61 is fixedly connected with a lower camera B64 for shooting the lower surface of the blank ceramic. The front view angle of the lower camera B64 forms a 135° angle with the horizontal plane, so as to facilitate shooting of the lower surface of the blank ceramic. The inner wall of the second barrel 61 is fixedly connected with a second LED lamp strip 65. The second barrel 61 is made of PCV white plastic material.

[0046] With reference to Figure 1 and Figure 4 The camera group B62, the upper camera B63 and the lower camera B64 are connected with the computer host. The photos shot by the camera group B62, the upper camera B63 and the lower camera B64 are displayed on the display screen connected with the computer host. The appearance photos of the blank ceramic shot by the second appearance shooting assembly 6 are used by the quality inspector to determine whether the quality of the blank ceramic after the ink immersion treatment meets the standard.

[0047] With reference to Figure 1, the step motor 10 drives the ink soaking tray 4 to rotate 1 / 2 circle around its own axis, the blank ceramic completes the ink soaking treatment, the three claw fingers cylinder B55 of the second clamping assembly 5 clamps the blank ceramic, the blank ceramic is suspended above the ink soaking tray 4 to drain or manually wipe with a towel, then under the driving of the driving motor 52, the blank ceramic moves above the second appearance shooting assembly 6, the second long stroke servo cylinder 54 inputs the blank ceramic into the second appearance shooting assembly 6, first, the lower surface of the blank ceramic is shot, then the push rod of the second blank pushing cylinder 7 is input into the second appearance shooting assembly 6, the three claw fingers cylinder A35 loosens the blank ceramic, the blank ceramic is placed on the tray B71 of the second blank pushing cylinder 7, the upper surface and the outer peripheral side of the blank ceramic are shot, that is, the second appearance shooting assembly 6 completes the shooting, and the second blank pushing cylinder 7 resets to move the blank ceramic out of the second appearance shooting assembly 6.

[0048] With reference to Figure 1 and Figure 4 , in order to improve the surface drying efficiency of the blank ceramic taken out of the ink soaking tray 4, the second cylinder body 61 is fixedly connected with a drying box 8 on the upper surface, and the central axis of the drying box 8 is collinear with the central axis of the push rod of the second blank pushing cylinder 7. The inner wall of the drying box 8 is spirally wound with a heating wire 9, and the heat generated by the heating wire 9 controls the drying temperature in the drying box 8. The bottom of the drying box 8 is fixedly connected with a plurality of air inlet pipes 84, and the top of the drying box 8 is fixedly connected with a plurality of air suction pipes 85, which can remove the water vapor volatilized from the surface of the blank ceramic out of the drying box 8, thereby improving the surface drying efficiency of the blank ceramic.

[0049] With reference to Figure 1 and Figure 4 , the upper surface of the drying box 8 is provided with an inlet C81 for inputting the blank ceramic, and the blank ceramic after completing the ink immersion treatment is clamped by the second clamping assembly 5 and enters the drying box 8 through the inlet C81 for drying treatment. The lower surface of the drying box 8 is provided with an outlet C82 for outputting the blank ceramic, and the blank ceramic after completing the drying treatment is clamped by the second clamping assembly 5 and enters the second appearance shooting assembly 6 through the outlet C82 for appearance shooting. In order to avoid the interference of the residual water on the surface of the blank ceramic to the appearance inspection, the outlet C82 of the drying box 8 is fixedly connected with a sponge 83.

[0050] The appearance detection operation process of the utility model is as follows: the blank ceramic is placed on the tray A11 of the first blank pushing cylinder 1 by artificial, the first blank pushing cylinder 1 inputs the blank ceramic into the first cylinder 21, moves to the shooting point position and stays 2s to shoot the blank ceramic, the shooting position is the outer periphery and upper surface of the blank ceramic, then the first clamping assembly 3 grabs the blank ceramic in the tray A11, the first blank pushing cylinder 1 resets, the first clamping assembly 3 clamps the blank ceramic and moves to the upper side of the lower camera A24, stays 1s to shoot the lower surface of the blank ceramic, then the first clamping assembly 3 puts the blank ceramic into the ink soaking cavity 40 of the ink soaking tray 4 to soak in the ink, then the second long stroke servo motor cylinder 54 in the first clamping assembly 3 resets, when the blank ceramic is put into the ink soaking cavity 40, the step motor 10 is started to drive the ink soaking tray 4 to rotate 1 / 8 turn (30s) around its own axis, after rotation, the new ink soaking cavity 40 of the blank ceramic is emptied, the above operation is repeated, another blank ceramic is put into the new ink soaking cavity 40 of the blank ceramic, when the step motor 10 drives the ink soaking tray 4 to rotate 1 / 2 turn (120s) around its own axis, the blank ceramic after ink soaking treatment moves to the lower side of the second clamping assembly 5 (three claw fingers cylinder B55), the second clamping assembly 5 clamps the blank ceramic and hovers above the ink soaking tray 4 for 5s, the second clamping assembly 5 clamps the blank ceramic and inputs it into the drying box 8, stays 10s in the drying box to dry, then the second clamping assembly 5 clamps the blank ceramic and moves to the upper side of the lower camera B64, stays 1s to shoot the lower surface of the blank ceramic, at this time, the second blank pushing cylinder 7 pushes the tray B71 to the inside of the second cylinder 61, after the blank ceramic is put into the tray B71, it is at the shooting point position of the blank ceramic, after shooting the lower surface of the blank ceramic, the second clamping assembly 5 clamps the blank ceramic and puts it into the tray B71, after the blank ceramic is put into the tray B71, the second clamping assembly 5 resets, the second long stroke servo motor cylinder and the three claw fingers cylinder B55 reset, the blank ceramic in the tray B71 stays 2s, and the upper surface and the outer periphery of the blank ceramic are shot, finally, the second blank pushing cylinder 7 resets, and the blank ceramic is taken out from the second appearance shooting assembly 6, the above operation is repeated to clamp the blank ceramic after ink soaking treatment to shoot the appearance, the appearance photos of the single blank ceramic are displayed on the computer display screen, and the quality inspector can observe the photos in an enlarged manner, so that the blank ceramic after sintering can be effectively and high-quality detected in appearance, the probability of missing defective products is reduced, and the overall production cost is reduced.

[0051] The embodiments of the specific embodiment are the preferred embodiments of the application, and do not limit the protection scope of the application, so that: any equivalent changes made according to the structure, shape, principle of the application should be covered within the protection scope of the application.

Claims

1. An apparatus for inspecting the appearance of a ceramic bearing, characterized by: Including first blank pushing cylinder (1), first appearance shooting assembly (2), first clamping assembly (3), ink soaking tray (4), second clamping assembly (5), second appearance shooting assembly (6), second blank pushing cylinder (7), the first appearance shooting assembly (2) is located the upper of first blank pushing cylinder (1);The second appearance shooting assembly (6) is located the upper of second blank pushing cylinder (7);The ink soaking tray (4) is formed with several ink soaking cavities (40) and the ink soaking tray (4) is rotatably connected to the first appearance shooting assembly (2).

2. The ceramic bearing appearance inspection apparatus according to claim 1, characterized by: The first appearance shooting assembly (2) includes a first cylinder (21) disposed in the housing, a first cylinder (21) lower surface is provided with the import A (211) for blank ceramic input, the first cylinder (21) upper surface is provided with the export A (212) for blank ceramic output;The first cylinder (21) is fixedly connected with the camera group A (22) for shooting blank ceramic periphery inside;The first cylinder (21) is fixedly connected with the upper camera A (23) for shooting blank ceramic upper surface inside;The inside is fixedly connected with the lower camera A (24) for shooting blank ceramic lower surface, the camera group A (22), upper camera A (23), lower camera A (24) are connected with computer host, the photos of camera group A (22), upper camera A (23), lower camera A (24) are displayed on the display screen connected with computer host.

3. The apparatus for inspecting the appearance of a ceramic bearing according to claim 2, characterized in that: The inner diameter of the first cylinder (21) is 4-6 times the diameter of the blank ceramic;The camera group A (22) includes at least 3 sub-cameras A (220), the adjacent sub-cameras A (220) and the included angle formed by the central axis of the first cylinder (21) are equal, that is, the sub-cameras A (220) are uniformly fixedly connected to the inner wall of the first cylinder (21).

4. The apparatus for inspecting the appearance of a ceramic bearing according to claim 1, wherein: The ink soaking tray (4) is rotatably connected to the first cylinder (21), and a cylindrical passage (400) for outputting blank ceramic is provided in the center of the ink soaking tray (4);The central axis of the cylindrical passage (400) is collinear with the central axis of the push rod of the first blank pushing cylinder (1);The outer wall of the ink soaking tray (4) is fixedly connected with a driven gear (41);The housing is fixedly connected with a stepping motor (10);The output shaft of the stepping motor (10) is fixedly connected with a driving gear (42) engaged with the driven gear (41).

5. The apparatus for inspecting the appearance of a ceramic bearing according to claim 4, characterized in that: The upper surface of the first cylinder (21) is fixedly connected with a limiting ring body (20);The lower surface of the ink soaking tray (4) is provided with an annular embedding groove (43);The limiting ring body (20) of the first cylinder (21) is rotatable and embedded in the annular embedding groove (43) of the ink soaking tray (4).

6. The apparatus for inspecting the appearance of a ceramic bearing according to claim 4, wherein: The first clamping assembly (3) comprises a first lead screw (31) arranged inside the shell, one end of the first lead screw (31) is coaxially fixedly connected with a first driving motor (32); the first lead screw (31) is threadedly connected with a first sliding block (33); the first sliding block (33) is fixedly connected with a first long-stroke servo electric cylinder (34); the push rod of the first long-stroke servo electric cylinder (34) is fixedly connected with a three-jaw finger cylinder A (35) for clamping the blank ceramic.

7. The apparatus for inspecting the appearance of a ceramic bearing according to claim 4, wherein: The second clamping assembly (5) comprises a second lead screw (51) arranged inside the shell, one end of the second lead screw (51) is coaxially fixedly connected with a second driving motor (52); the second lead screw (51) is threadedly connected with a second sliding block (53); the second sliding block (53) is fixedly connected with a second long-stroke servo electric cylinder (54); the push rod of the second long-stroke servo electric cylinder (54) is fixedly connected with a three-jaw finger cylinder B (55) for clamping the blank ceramic.

8. The apparatus for inspecting the appearance of a ceramic bearing according to claim 7, characterized by: The second appearance shooting assembly (6) comprises a second cylinder (61) arranged inside the shell, the lower surface of the second cylinder (61) is provided with an inlet B (611) for inputting the blank ceramic; the upper surface of the second cylinder (61) is provided with an outlet B (612) for outputting the blank ceramic; the inside of the second cylinder (61) is fixedly connected with a camera group B (62) for shooting the outer periphery of the blank ceramic; the inside of the second cylinder (61) is fixedly connected with an upper camera B (63) for shooting the upper surface of the blank ceramic; the inside is fixedly connected with a lower camera B (64) for shooting the lower surface of the blank ceramic, the camera group B (62), the upper camera B (63) and the lower camera B (64) are connected with a computer host, and the photos shot by the camera group B (62), the upper camera B (63) and the lower camera B (64) are displayed on a display screen connected with the computer host.

9. The apparatus for inspecting the appearance of a ceramic bearing according to claim 8, characterized by: The upper surface of the second cylinder (61) is fixedly connected with a drying box (8), the inner wall of the drying box (8) is spirally wound with a heating wire (9); the upper surface of the drying box (8) is provided with an inlet C (81) for inputting the blank ceramic; the lower surface of the drying box (8) is provided with an outlet C (82) for outputting the blank ceramic; the outlet C (82) of the drying box (8) is fixedly connected with a sponge (83); the central axis of the drying box (8) is collinear with the central axis of the push rod of the second blank pushing cylinder (7).

10. The apparatus for inspecting the appearance of a ceramic bearing according to claim 9, wherein: The bottom of the drying box (8) is provided with a plurality of air inlet pipes (84); the top of the drying box (8) is provided with a plurality of air suction pipes (85).

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