CN211839101U - Multi-station size intelligent detection system for bearing bush - Google Patents

Abstract

The utility model discloses a multi-station size intelligent detection system for bearing bushes, which comprises a process detection device and a comprehensive bearing bush detection device. The process detection device and the comprehensive bearing bush detection device are connected through a bearing bush transition transmission device; the process detection device It includes a frame, the frame is provided with a conveyor belt, the frame is provided with a bearing guide mechanism at the front end of the conveyor belt, and the frame is provided with a bearing guide mechanism at the discharge end of the bearing guide mechanism. At the end of the conveyor belt, a mechanism for rejecting unqualified bearing bushes is arranged, and the side of the frame is provided with a bearing bushing process visual inspection mechanism which cooperates with the bearing bushing centering mechanism. The utility model can arrange the bearing bushes in an orderly manner to facilitate the subsequent detection of the bearing bushes, realizes the automatic detection of the bearing bushes and the rejection of unqualified products, and ensures the authenticity and reliability of the detection quantity of the bearing bushes.

Description

Bearing multi-station size intelligent detection system

technical field

The utility model relates to the technical field of comprehensive detection of bearing bushes, in particular to an intelligent detection system for the multi-station size of bearing bushes.

Background technique

Due to the rapid development of the automobile industry, the technical requirements for the quality and service life of automobile engines are becoming more and more strict. As an important component of the crankshaft connecting rod mechanism in the automobile engine, the bearing bushes have more and more strict requirements on the bearing bushes themselves. The surface roughness, thickness, and size and position of the positioning lip of the parts are required to be controlled at the micron level, so the high-precision detection of the bearing bush is an important indicator to ensure the quality of the bearing bush.

At present, most of the domestic manufacturers test the various indicators of the bearing bush in the traditional manual manual inspection method. The disadvantage is that the fatigue phenomenon will appear in the long-term inspection of the manual, and the inspection personnel with different skill levels will lead to detection. The uneven quality makes it impossible to guarantee the authenticity and reliability of the number of bearing bushes tested.

Utility model content

The purpose of the utility model is to provide a multi-station size intelligent detection system for bearing bushes. The utility model can arrange the bearing bushes in an orderly manner to facilitate the subsequent detection of the bearing bushes, realizes the automatic detection of the bearing bushes and the rejection of unqualified products, and ensures the authenticity and reliability of the detection quantity of the bearing bushes.

The technical scheme of the utility model is: an intelligent detection system for bearing bush multi-station size, comprising a process detection device and a comprehensive bearing detection device, the process detection device and the comprehensive detection device for the bearing bush are connected via a bearing bush transition transmission device; the process detection device It includes a frame, the frame is provided with a conveyor belt, the frame is provided with a bearing guide mechanism at the front end of the conveyor belt, and the frame is provided with a bearing guide mechanism at the discharge end of the bearing guide mechanism. At the end of the conveyor belt, a mechanism for rejecting unqualified bearing bushes is provided, and the side of the frame is provided with a bearing bushing process visual detection mechanism that cooperates with the bearing bushing centering mechanism; The first positioning plate directly above, the bottom of the first positioning plate is provided with a vertically downward first baffle plate, the two sides of the first baffle plate are provided with first guide rods passing through the first positioning plate, the two A connecting plate is arranged between the tops of the first guide rods, the top of the first positioning plate is provided with a first telescopic cylinder through the first positioning frame, and the telescopic end of the first telescopic cylinder is fixed with the connecting plate; The top of the positioning plate and in front of the first telescopic cylinder is provided with a second telescopic cylinder, the telescopic end of the second telescopic cylinder passes through the first positioning plate and the end is connected with a first lifting plate, the first lifting plate is provided with There is a second guide rod passing through the first positioning plate, the top of the first lifting plate is provided with a first bearing bush clamping cylinder parallel to the conveyor belt, and the telescopic end of the first bearing bush clamping cylinder is provided with an L-shaped mounting frame The L-shaped mounting frame is provided with a first bearing bush clamping block matched with the first baffle plate, and the first bearing bush clamping block is provided with an arc-shaped groove matched with the outer contour of the bearing bush.

In the above-mentioned bearing bush multi-station size intelligent detection system, the bearing bush comprehensive detection device includes a thickness positioning lip detection device and a positioning lip visual detection device. The thickness detection station positioning tool is arranged below the mechanism; the thickness positioning lip detection device is provided with a laser detection mechanism located above and below the thickness detection station positioning tool through the lifting mechanism, and the end of the thickness positioning lip detection device is provided with The positioning lip detection station positioning tooling, the thickness positioning lip detection device is provided with a bearing pad transition turning mechanism, and the thickness detection station positioning tooling and the positioning lip detection station positioning tooling are connected by a bearing pad transition turning mechanism; the The thickness positioning lip detection device is provided with an unqualified forehearth for bearing bush thickness, a forerunner for rework of bearing bush thickness, an unqualified forehearth for bearing bush positioning lip and a qualified forehearth for bearing bush positioning lip, and the qualified forehearth for bearing bush positioning lip is set at the positioning lip detection station Below the positioning tooling, the bearing bush positioning lip qualified material channel is butted with a qualified product output line body; the positioning lip visual detection device is matched with the positioning lip detection station positioning tooling.

In the aforementioned multi-station size intelligent detection system for bearing pads, the bearing pad transition transmission mechanism includes a second positioning frame disposed at the front end of the thickness positioning lip detection device, and the second positioning frame is provided with a vertically downward first cylinder. , the telescopic end of the first cylinder is provided with a second lifting plate, the second lifting plate is provided with a plurality of vertically downward limit rods, and the second positioning frame is provided with through holes for the limit rods to pass through , the bottom of the second lifting plate is provided with a first linear slide module, the slider of the first linear slide module is provided with a first L-shaped mounting plate, and the first L-shaped mounting plate is The upper part is provided with a horizontally arranged second bearing bush clamping cylinder, the second bearing bush clamping cylinder is provided with a moving block, the bottom of the moving block is provided with a retaining frame, and the retaining frame is provided with a vertically downward first lifting cylinder , the telescopic end of the first lifting cylinder is provided with an L-shaped second bearing bush clamping block; the side wall of the first L-shaped mounting plate is provided with a vertical downward chute, and a bearing bush pair is slid in the chute In the middle block, the first L-shaped mounting plate is provided with a bearing bush centering cylinder, and the telescopic end of the bearing bush centering cylinder is connected with the bearing bush centering block.

In the aforementioned multi-station size intelligent detection system for bearing pads, the thickness detection station positioning tool includes a second linear sliding table die set in the thickness positioning lip detection device and extending from below the bearing pad transition transfer mechanism to below the bearing pad transition overturning mechanism. The top of the second linear slide module is slidably provided with an installation bottom plate, and a pair of parallel first guide rails are arranged on the installation bottom plate. A first push cylinder connected to the positioning base plate is provided; two second push cylinders are arranged on the installation base plate and are parallel to and opposite to the first push cylinder, and the conveying end of each second push cylinder is provided with a positioning Nylon block, a centering clamping opening is formed between the two positioning nylon blocks, the thickness positioning lip detection device is provided with a first limit guide rail parallel to the second linear slide module, and the installation bottom plate is provided with The notch matched with the first limit rail.

In the aforementioned multi-station size intelligent detection system for bearing pads, the bearing pad transition and turning mechanism includes a third linear slide module and a second limit guide rail that are arranged at the top of the thickness positioning lip detection device and are oppositely arranged, and the third linear slide A moving plate is arranged between the module and the second limit guide rail, the moving plate is fixed with a vertical downward lifting slide module through the retaining plate, and the slider of the lifting slide module is fixed with a second L-shaped mounting plate, the second L-shaped mounting plate is provided with a rotary cylinder, the rotary block of the rotary cylinder is provided with a pair of clamping jaw cylinders, the telescopic end of each clamping jaw cylinder is provided with a clamping block, two clamping blocks Co-operate to form a clamping opening.

In the aforementioned multi-station size intelligent detection system for bearing bushes, the positioning lip detection station positioning tool includes a fourth linear slide module and a third limit guide rail that are oppositely arranged at the rear end of the thickness positioning lip detection device. A lower base plate is arranged between the linear slide module and the third limit guide rail, and a second guide rail is arranged on the lower base plate. The bottom plate is provided with a centering cylinder connected with the first centering nylon block; the lower bottom plate is provided with a positioning lip blocking mechanism, and the positioning lip blocking mechanism includes a door-shaped bracket arranged on the lower bottom plate, and the door-shaped bracket is provided with a positioning lip blocking mechanism. There is a vertical downward second lifting cylinder, the telescopic end of the second lifting cylinder is provided with a baffle plate, the inner side wall of the gate-shaped bracket is provided with a pressing cylinder, and the telescopic end of the pressing cylinder is provided with a lower pressure cylinder. There is a downward pressing nylon block facing downward, a second positioning plate is arranged on the lower bottom plate, a pushing cylinder is arranged on the second positioning plate, and a second centering nylon block is arranged at the output end of the pushing cylinder.

In the above-mentioned multi-station size intelligent detection system for bearing bushes, the positioning lip visual detection device includes a positioning frame arranged above the output line body of the qualified product. A lift slide table is arranged on the platform, and a first CCD camera is arranged on the lift slide table to locate the tool toward the positioning lip detection station.

In the aforementioned multi-station size intelligent detection system for bearing pads, the bearing pad guiding mechanism includes a pair of limit bars arranged above the conveyor belt through the third positioning frame, a bearing bush centering channel is formed between the pair of limit bars, and a pair of limit bars are formed between the pair of limit bars. A positive and negative screw module is arranged between the limit bars, a pair of centering blocks are arranged on the positive and negative screw module, and a material blocking mechanism is provided at the end of the bearing guide mechanism, and the material blocking mechanism includes The material blocking cylinder is arranged on the fixed frame and is vertically downward, and the telescopic end of the material blocking cylinder is provided with a material blocking block which extends into the centering channel of the bearing bush.

In the aforementioned multi-station size intelligent detection system for bearing pads, the visual detection mechanism for the bearing pad process includes a chassis, on which is provided an electric rotating seat, the top of the electric rotating seat is provided with an X-axis sliding table, and the sliding table of the X-axis sliding table is provided with an X-axis sliding table. The block is provided with a mounting seat, the mounting seat is provided with a light source adjustment slide table and a visual adjustment slide table, the light source adjustment slide table is fixed with a light source through a bracket, and the visual adjustment slide table is provided with a No. Two CCD cameras.

In the aforementioned multi-station size intelligent detection system for bearing bushes, the unqualified bearing bush rejecting mechanism includes an unqualified forehearth set on the frame, and the frame is provided with a rejecting cylinder that is directly opposite to the unqualified forehearth. The telescopic end of the cylinder is provided with a reject block.

Compared with the prior art, the utility model has the following advantages:

1. The present utility model firstly sorts the bearing bushes to be detected through the process detection device, and aligns and locates the bearing bushes through the bearing bushing centering mechanism, so that the bearing bushes enter the subsequent comprehensive bearing bush detection device at a fixed angle. After the bearing bush is centered and positioned, a preliminary visual inspection is carried out on the positioned bearing bush by the bearing bush process visual inspection mechanism to detect whether the bearing bush meets the requirements. The unqualified bearing bush products after the inspection by the bearing bush process visual inspection mechanism are unqualified. The function of the bearing bush removal mechanism is used to remove the qualified bearing bush products, and the qualified bearing bush products are transported to the bearing bush comprehensive testing device through the bearing bush transition transmission device for comprehensive testing.

2. The utility model firstly clamps the bearing bush in the bearing bush transition transmission mechanism and places it on the thickness detection station positioning tool for positioning, and then the thickness detection station positioning tool moves to transport the positioned bearing pad into the laser detection mechanism, and the laser The spot laser in the detection mechanism detects the bearing bush, and the qualified products are moved through the thickness detection station positioning tool and sent out of the laser detection mechanism. Put the clamped bearing bush into the positioning lip detection station positioning tool, use the positioning lip detection station positioning tool to fix the bearing pad, and then the positioning lip visual detection device starts to work to locate the fixed lip detection station. The positioning lip of the bearing bush on the tooling begins to detect, and the qualified bearing bush is output through the output wire body of the qualified product.

3. When the bearing bushing centering mechanism of the present invention works, firstly the first telescopic cylinder works telescopically, and the connecting plate drives the first guide rod to move down and then drives the first baffle plate to move down, so as to align the conveying belt on the conveyor belt. The bearing bush is blocked, and the second telescopic cylinder works to drive the first lifting plate to move downward, which in turn drives the second bearing bush clamping cylinder to move downward, and then the first bearing bush clamping cylinder drives the L-shaped mounting frame to move laterally, so that the first bearing bush clamping cylinder moves laterally. The bearing pad clamping block moves to the first baffle plate, and then the bearing pad is clamped and positioned, wherein the bearing pad is placed on the conveyor belt in a fixed position under the limiting action of the first bearing pad clamping block and the first baffle plate, thereby The function of centering and positioning the bearing bush is achieved, which is convenient for the bearing bush process visual inspection mechanism to detect the bearing bush, and at the same time, it is convenient for the bearing bush comprehensive detection device to comprehensively detect the bearing bush.

4. When the middle bearing bush transition transmission mechanism of the utility model is working, the second lifting plate is driven to lift by controlling the expansion and contraction of the first cylinder, and the bottom of the second lifting plate is provided with a first linear slide module, which passes through the first cylinder. The movement of the linear slide module drives the bearing bush to be clamped by the second bearing bush clamping cylinder to move, and the bearing bush is placed into the thickness detection station positioning tool for positioning.

5. When the thickness detection station positioning tool of the present invention is working, firstly, the positioning nylon block is clamped and positioned by the second push cylinder, and then it is detected under the action of the point laser of the laser detection mechanism. If the detection result is qualified Then, under the movement of the second linear slide module, it enters the material channel of unqualified bearing bush thickness, or the bearing bush that has passed the laser inspection is clamped and turned over by the bearing bush transition turning mechanism and transported to the next process. If it is not qualified, the first push cylinder and the second push cylinder will shrink at the same time, and the bearing bush will fall into the unqualified thickness of the bearing bush.

6. The transition mechanism of the bearing bush in the present utility model can be moved horizontally through the third linear slide module to realize the docking between the positioning tool for the thickness detection station and the positioning tool for the positioning lip detection station, which is convenient for the The bearing bush after thickness detection by the laser detection mechanism is transported for positioning lip detection. When working, the second L-shaped mounting plate can be moved up and down by the lifting slide module, and then a pair of clamping jaw cylinders on the second L-shaped mounting plate can be used to control the movement of the clamping block. The bearing pad is clamped by the clamping block, and is rotated by the rotating cylinder to realize the overturning action of the bearing pad.

7. The positioning lip detection station positioning tooling in the present utility model, when the bearing bush is transported to the bearing bush transition turning mechanism through the bearing bush transition turning mechanism, the two centering cylinders move towards each other to drive the two first centering nylon blocks to move towards each other. , to center the bearing bush, and push the second centering nylon block to move by pushing the cylinder, so as to push the bearing bush to contact with the second baffle, and then press the cylinder down to drive the lower nylon block to lower the bearing bush. Finally, the second lifting cylinder drives the second baffle plate to move upward, and the positioning lip visual inspection device is used to carry out the positioning lip visual inspection of the bearing bush. After the inspection, the bearing bush falls into the qualified material channel of the bearing bush positioning lip, and the detection fails. If it falls into the unqualified forehearth of the bearing bush positioning lip.

8. The positioning lip visual detection device in the present invention can drive the first CCD camera to move through the lifting slide and the left and right slides, and then adjust the position of the first CCD camera, so that the first CCD camera can Bearings are visually inspected.

9. The bearing guide mechanism in the present utility model mainly uses a pair of oppositely arranged limit bars to form a bearing bush centering channel, and drives the centering block through the positive and negative screw modules to align the bearing bush, so that the bearing A fixed position enters the bearing centering mechanism.

10. The visual inspection mechanism of the bearing bush process of the present utility model can be rotated and rotated through the electric rotating seat to adjust the visual angle, and the position of the mounting seat can be adjusted through the X-axis sliding table, wherein the light source and the second CCD camera can be respectively The light source adjustment slide and the vision adjustment slide are used for position adjustment.

Description of drawings

Fig. 1 is the structural representation of the present utility model;

Fig. 2 is the structural representation of process detection device;

Fig. 3 is the structural schematic diagram of the bearing bush centering mechanism;

Figure 4 is a schematic structural diagram of a comprehensive detection device for bearing bushes;

Fig. 5 is the structural schematic diagram of thickness detection station positioning tool;

Fig. 6 is the structural schematic diagram of positioning lip detection station positioning tool;

Fig. 7 is the structural representation of thickness detection station positioning tool;

Fig. 8 is the partial structure schematic diagram of thickness detection station positioning tool;

Fig. 9 is the structural representation of the bearing bush transition transmission mechanism;

Fig. 10 is a schematic diagram of the partial structure of the positioning tool for the positioning lip detection station.

1. Process detection device; 2. Bearing comprehensive detection device; 3. Bearing transition transmission device; 4. Frame; 5. Conveyor belt; 6. Bearing guide mechanism; 7. Bearing centering mechanism; 8. Unqualified bearing removal mechanism 9. Bearing process visual inspection mechanism; 10. Fixing frame; 11. The first positioning plate; 12. The first baffle plate; 13. The first guide rod; 14. The connecting plate; A telescopic cylinder; 17, a second telescopic cylinder; 18, a first lift plate; 19, a second guide rod; 20, a first bearing pad clamping cylinder; 21, an L-shaped mounting frame; 22, a first bearing pad clamping block; 23. Thickness positioning lip detection device; 24. Positioning lip visual detection device; 25. Bearing transition transmission mechanism; 26. Thickness detection station positioning tool; 27. Lifting mechanism; 28. Laser detection mechanism; 29. Positioning lip detection station Positioning tooling; 30. Bearing pad transition and turning mechanism; 31. Unqualified bearing pad thickness forehearth; 32. Bearing pad thickness repair forehearth; 33. Bearing bush positioning lip unqualified forehearth; output line body; 36, the second positioning frame; 37, the first cylinder; 38, the second lift plate; 39, the limit rod; 40, the first linear slide module; 41, the first L-shaped mounting plate; 42, the second bearing pad clamping cylinder; 43, the moving block; 44, the retaining frame; 45, the first lifting cylinder; 46, the second bearing pad clamping block; 47, the chute; 48, the bearing pad centering block; 49, Bearing bush centering cylinder; 50, second linear slide module; 51, installation base plate; 52, first guide rail; 53, positioning base plate; 54, first push cylinder; 55, second push cylinder; 56, positioning nylon block ; 57, the first limit guide rail; 58, the third linear slide module; 59, the second limit guide rail; 60, the moving plate; 61, the retention plate; 62, the lifting slide module; 63, the second L-shaped mounting plate; 64, rotary cylinder; 65, clamping jaw cylinder; 66, clamping block; 67, fourth linear slide module; 68, third limit guide rail; 69, lower bottom plate; 70, second guide rail; 71, the first centering nylon block; 72, the centering cylinder; 73, the door bracket; 74, the second lifting cylinder; 75, the second baffle plate, 76, the lower pressure cylinder; 77, the lower pressure nylon block; 78 , the second positioning plate; 79, push the cylinder; 80, the second centering nylon block; 81, the positioning frame; 82, the left and right slides; 83, the lift slide; 84, the first CCD camera; 85, the third Positioning frame; 86, limit bar; 87, positive and negative screw module; 88, centering block; 89, base frame; 90, electric rotating seat; 91, X-axis slide table; 92, mounting seat; 93, light source Adjustment slide table; 94. Visual adjustment slide table; 95, Light source; 96, Second CCD camera; .

Detailed ways

The present utility model will be further described below in conjunction with the accompanying drawings and embodiments, but not as a basis for limiting the present utility model.

Example: The multi-station size intelligent detection system for bearing pads, as shown in Figures 1-10, includes a process detection device 1 and a comprehensive bearing detection device 2. The process detection device 1 and the comprehensive bearing detection device 2 are transmitted through the transition of the bearing pad The device 3 is connected; the process detection device 1 includes a frame 4, a conveyor belt 5 is arranged on the frame 4, the frame 4 is provided with a bearing guide mechanism 6 at the front end of the conveyor belt 5, and the frame 4 is located at the bearing pad. The discharge end of the guide mechanism 6 is provided with a bearing bush centering mechanism 7, the frame 4 is provided with an unqualified bearing bush removing mechanism 8 at the end of the conveyor belt 5, and the side of the frame 4 is provided with a bearing bush centering The bearing bush process visual inspection mechanism 9 matched by the mechanism 7; wherein the bearing bush transition transmission device 3 is an existing system.

As shown in FIG. 3 , the bearing bush centering mechanism 7 includes a first positioning plate 11 fixed directly above the conveyor belt 5 via the fixing frame 10 , and a vertically downward first positioning plate 11 is arranged below the first positioning plate 11 . The baffle plate 12, the two sides of the first baffle plate 12 are provided with first guide rods 13 passing through the first positioning plate 11, and a connecting plate 14 is provided between the tops of the two first guide rods 13. The top of the plate 11 is provided with a first telescopic cylinder 16 through the first positioning frame 15, and the telescopic end of the first telescopic cylinder 16 is fixed with the connecting plate 14; A second telescopic cylinder 17 is provided at the front. The telescopic end of the second telescopic cylinder 17 passes through the first positioning plate 11 and the end is connected with a first lifting plate 18. The second guide rod 19 of the plate 11, the top of the first lifting plate 18 is provided with a first bearing bush clamping cylinder 20 parallel to the conveyor belt 5, and the telescopic end of the first bearing bush clamping cylinder 20 is provided with an L-shaped mounting frame 21. The L-shaped mounting frame 21 is provided with a first bearing pad clamping block 22 that cooperates with the first baffle 12, and the first bearing pad clamping block 22 is provided with an arc-shaped groove matching the outer contour of the bearing pad. In the present invention, the process detection device 1 is used to sort the bearing bushes to be detected, and the bearing bushes are centered and positioned by the bearing bush centering mechanism 7, so that the bearing bushes enter the subsequent comprehensive bearing bush detection device 2 at a fixed angle, wherein After the bearing bush is centered and positioned, a preliminary visual inspection is carried out on the positioned bearing bush by the bearing bush process visual inspection mechanism 9 to detect whether the bearing bush meets the requirements, and the unqualified bearing bush product after the bearing bush process visual inspection mechanism 9 is detected. The unqualified bearing pads are removed by the function of the rejecting mechanism 8, and the qualified bearing pad products are transported to the bearing pad comprehensive detection device 2 through the bearing pad transition transmission device 3 for comprehensive detection.

When the bearing bush centering mechanism 7 of the present invention works, first the first telescopic cylinder 16 works telescopically, and the connecting plate 14 drives the first guide rod 13 to move down and then drives the first baffle plate 12 to move down, so as to align the conveyor belt. The bearing bush conveyed on 5 is blocked, and the second telescopic cylinder 17 works to drive the first lifting plate 18 to move downward, which in turn drives the second bearing bush clamping cylinder 42 to move downward, and then the first bearing bush clamping cylinder 20 drives the L-shaped The mounting frame 21 moves laterally, so that the first bearing pad clamping block 22 moves to the first baffle 12, and then the bearing pad is clamped and positioned, wherein the bearing pad has a limiting effect on the first bearing pad clamping block 22 and the first baffle 12. Next, a fixed posture is placed on the conveyor belt 5, so as to achieve the effect of centering and positioning the bearing pad, which is convenient for the bearing pad process visual inspection mechanism 9 to detect the bearing pad, and at the same time, it is convenient for the bearing pad comprehensive detection device 2 to comprehensively detect the bearing pad.

As shown in FIG. 4 , the comprehensive detection device 2 of the bearing bush includes a thickness positioning lip detection device 23 and a positioning lip visual detection device 24. The front end of the thickness positioning lip detection device 23 is provided with a bearing pad transition transmission mechanism 25. The bearing pad transition transmission mechanism The thickness detection station positioning tool 26 is provided below the 25; the thickness positioning lip detection device 23 is provided with a laser detection mechanism 28 located above and below the thickness detection station positioning tool 26 through the lifting mechanism 27. The thickness positioning lip detects The end of the device 23 is provided with a positioning lip detection station positioning tool 29, the thickness positioning lip detection device 23 is provided with a bearing transition and turning mechanism 30, the thickness detection station positioning tool 26 and the positioning lip detection station positioning tool 29 They are connected by the bearing bush transition turning mechanism 30; the thickness positioning lip detection device 23 is provided with a bearing bush thickness unqualified material channel 31, a bearing bush thickness repair material channel 32, a bearing bush positioning lip unqualified material channel 33 and a bearing bush positioning lip qualified material channel 34. The bearing bush positioning lip qualified forehearth 34 is arranged below the positioning lip detection station positioning tool 29, and the bearing bush positioning lip qualified forehearth 34 is docked with a qualified product output line body 35; the positioning lip visual detection device 24 It is matched with the positioning tool 29 of the positioning lip detection station. Among them, in the present invention, the bearing bush is first clamped in the bearing bush transition transmission mechanism 25 and then placed on the thickness detection station positioning tool 26 for positioning, and then the thickness detection station positioning tool 26 moves to transport the positioned bearing pad to the laser detection mechanism 28. Inside, the point laser in the laser detection mechanism 28 is used to detect the bearing bush, and the qualified products are moved through the thickness detection station positioning tool 26 and sent out of the laser detection mechanism 28. The bearing bush is moved after being clamped, and finally the clamped bearing bush is put into the positioning lip detection station positioning tool 29, and the bearing pad is fixed by the positioning lip detection station positioning tool 29, and then the positioning lip visual detection device 24 starts. Work, the positioning lip of the bearing bush fixed on the positioning tooling 29 of the positioning lip detection station starts to be detected, and the bearing bush that has passed the inspection is output through the output line body 35 of the qualified product.

As shown in FIG. 5 , the bearing transition conveying mechanism 25 includes a second positioning frame 36 disposed at the front end of the thickness positioning lip detection device 23 , the second positioning frame 36 is provided with a vertically downward first cylinder 37 , The telescopic end of the first cylinder 37 is provided with a second lift plate 38 , a plurality of vertically downward limit rods 39 are provided on the second lift board 38 , and the second positioning frame 36 is provided with a limit rod 39 for Through the through hole, the bottom of the second lifting plate 38 is provided with a first linear slide module 40, and the slider of the first linear slide module 40 is provided with a first L-shaped mounting plate 41. The upper part of the first L-shaped mounting plate 41 is provided with a second bearing bush clamping cylinder 42 arranged laterally, the second bearing bush clamping cylinder 42 is provided with a moving block 43, and the bottom of the moving block 43 is provided with a retaining frame 44, The retaining frame 44 is provided with a vertically downward first lifting cylinder 45, and the telescopic end of the first lifting cylinder 45 is provided with an L-shaped second bearing bush clamping block 46; the side of the first L-shaped mounting plate 41 The wall is provided with a vertical downward chute 47, and a bearing bush centering block 48 is slidably arranged in the chute 47, and a bearing bush centering cylinder 49 is arranged on the first L-shaped mounting plate 41, and the bearing bush centering cylinder The telescopic end of 49 is connected with the bearing bush centering block 48 . When the central bearing transition transmission mechanism 25 of the present invention is in operation, the second lifting plate 38 is driven to rise and fall by controlling the expansion and contraction of the first cylinder 37, and the bottom of the second lifting plate 38 is provided with a first linear slide module 40. Through the movement of the first linear slide module 40 , the bearing pad is driven to be clamped by the second bearing pad clamping cylinder 42 to move, and the bearing pad is placed into the thickness detection station positioning tool 26 for positioning.

As shown in FIGS. 7 and 8 , the thickness detection station positioning tool 26 includes a second linear sliding table arranged in the thickness positioning lip detection device 23 and extending from below the bearing pad transition transfer mechanism 25 to below the bearing pad transition overturning mechanism 30 Module 50, the top of the second linear slide module 50 is slidably provided with a mounting base plate 51, a pair of parallel first guide rails 52 are arranged on the mounting base plate 51, and two centering sets are slid on the first guide rails 52 The positioning base plate 53 is provided on the mounting base plate 51 with a first push cylinder 54 connected to the positioning base plate 53; the installation base plate 51 is provided with two second push cylinders 55 parallel to and opposite to the first push cylinder 54 , the conveying end of each second push cylinder 55 is provided with a positioning nylon block 56, a centering clamping opening is formed between the two positioning nylon blocks 56, and the thickness positioning lip detection device 23 is provided with a second linear sliding The first limit guide rail 57 of the stage module 50 is parallel to the first limit guide rail 57 , and the installation bottom plate 51 is provided with a notch matched with the first limit guide rail 57 . When the thickness detection station positioning tool 26 of the present invention is working, the positioning nylon block 56 is first clamped and positioned by the second push cylinder 55, and then detected under the action of the point laser of the laser detection mechanism 28. If the result is qualified, the second linear slide module 50 moves into the unqualified material channel 31 for the thickness of the bearing pad, or the bearing pad that has passed the laser inspection is clamped and turned over by the bearing pad transition turning mechanism 30 and transported to the next process. In the middle, if the detection result is unqualified, the first push cylinder 54 and the second push cylinder 55 will shrink at the same time, and the bearing bush will fall into the channel 31 where the thickness of the bearing bush is unqualified.

As shown in FIG. 9 , the bearing transition and turning mechanism 30 includes a third linear slide module 58 and a second limit guide rail 59 which are arranged at the top of the thickness positioning lip detection device 23 and are oppositely arranged. The third linear slide module 58 and the second limit guide rail 59 is provided with a moving plate 60 , the moving plate 60 is fixed with a vertically downward lifting slide 83 module 62 through the retaining plate 61 , and the slider of the lifting slide 83 module 62 A second L-shaped mounting plate 63 is fixed through the fixing member, a rotating cylinder 64 is arranged on the second L-shaped mounting plate 63, and a pair of clamping claw cylinders 65 are arranged on the rotating block of the rotating cylinder 64, and each clamping claw cylinder 65 The telescopic ends of the two are provided with clamping blocks 66, and the two clamping blocks 66 cooperate to form a clamping opening. The bearing bush transition turning mechanism 30 in the present invention can be moved horizontally through the third linear slide module 58 to realize the docking between the thickness detection station positioning tool 26 and the positioning lip detection station positioning tool 29, and It is convenient to transport the bearing bush whose thickness has been detected by the laser detection mechanism 28 to perform the positioning lip detection. During operation, the second L-shaped mounting plate 63 can be driven to move up and down by the lifting and lowering slide 83 module 62, and then a pair of clamping jaw cylinders 65 on the second L-shaped mounting plate 63 can be used to move the control clamping block 66, The bearing bush is clamped by two mutually matched clamping blocks 66, and is rotated by the rotating cylinder 64 to realize the overturning action of the bearing bush.

As shown in FIG. 6 and FIG. 10 , the positioning tool 29 for the positioning lip detection station includes a fourth linear slide module 67 and a third limit guide rail 68 that are oppositely arranged at the rear end of the thickness positioning lip detection device 23 . A lower base plate 69 is arranged between the four linear slide module 67 and the third limit guide rail 68 , and a second guide rail 70 is arranged on the lower base plate 69 . A pair of middle nylon blocks 71, the lower bottom plate 69 is provided with a centering cylinder 72 connected with the first centering nylon block 71; the lower bottom plate 69 is provided with a positioning lip blocking mechanism, and the positioning lip blocking mechanism includes a positioning lip blocking mechanism arranged on the lower bottom plate 69 The door-shaped bracket 73 on the upper side, the door-shaped bracket 73 is provided with a vertical downward second lifting cylinder 74, the telescopic end of the second lifting cylinder 74 is provided with a second baffle plate 75, the door-shaped bracket 73 The inner side wall of the bracket 73 is provided with a lower pressure cylinder 76, the telescopic end of the lower pressure cylinder 76 is provided with a downward pressure nylon block 77, the lower bottom plate 69 is provided with a second positioning plate 78, the first The two positioning plates 78 are provided with a pushing cylinder 79 , and the output end of the pushing cylinder 79 is provided with a second centering nylon block 80 . The positioning tooling 29 of the positioning lip detection station in the present invention, when the bearing bush is transported to the bearing bush transition turning mechanism 30 through the bearing bush transition turning mechanism 30, the two centering cylinders 72 move towards each other to drive the two first centering nylon blocks 71 Carry out the opposite movement to center the bearing bush, and push the second centering nylon block 80 to move by pushing the cylinder 79, so as to push the bearing bush to contact with the second baffle 75, and then press the cylinder 76 to work to drive the lower part. The nylon pressing block 77 presses down and positions the bearing bush, and finally the second lifting cylinder 74 drives the second baffle to move upward, and the positioning lip visual detection device 24 is used to carry out the positioning lip visual inspection of the bearing bush, and the bearing bush after the inspection is qualified. The bearing bush positioning lip qualified forehearth 34 , and the unqualified ones fall into the bearing bush positioning lip unqualified forehearth 33 .

The positioning lip visual detection device 24 includes a positioning rack 81 arranged above the output line body 35 of the qualified product. The side walls of the positioning rack 81 are provided with left and right sliding tables 82, and the left and right sliding tables 82 are provided with lifting slides. A stage 83, the lift slide 83 is provided with a first CCD camera 84 for positioning the tool 29 toward the positioning lip detection station. The positioning lip visual detection device 24 in the present invention can drive the first CCD camera 84 to move through the lifting slide 83 and the left and right slides 82, and then adjust the position of the first CCD camera 84, so that the first CCD camera 84 Enables visual inspection of fixed bearing pads.

The bearing guide mechanism 6 includes a pair of limit bars 86 disposed above the conveyor belt 5 through the third positioning frame 85 , a bearing bush centering channel is formed between the pair of limit bars 86 , and a pair of limit bars 86 is provided between the pair of limit bars 86 . There is a positive and negative screw module 87, the positive and negative screw module 87 is provided with a pair of centering blocks 88 arranged in the center, the end of the bearing guide mechanism 6 is provided with a material blocking mechanism, and the material blocking mechanism includes a A material stopper cylinder 100 on the fixing frame 10 is vertically downward, and the telescopic end of the material stopper cylinder 100 is provided with a material stopper block 101 extending into the centering channel of the bearing bush. The bearing bush guiding mechanism 6 in the present invention mainly uses a pair of oppositely arranged limit bars 86 to form a bearing bush centering channel, and drives the centering block 88 through the positive and negative screw module 87 to center the bearing bush, so that the bearing bush is centered. The bearing shell enters into the bearing shell centering mechanism 7 at a fixed position.

The visual inspection mechanism 9 of the bearing bush process includes a base frame 89, an electric rotating seat 90 is arranged on the base frame 89, an X-axis sliding table 91 is arranged on the top of the electric rotating seat 90, and an installation is arranged on the slider of the X-axis sliding table 91. Seat 92, the mounting seat 92 is provided with a light source adjustment slide 93 and a visual adjustment slide 94, the light source adjustment slide 93 is fixed with a light source 95 through a bracket, and the visual adjustment slide 94 is provided with a centering mechanism toward the bearing bush The second CCD camera 96 of 7, the visual detection mechanism 9 of the bearing bush process of the present invention can be rotated by the electric rotating seat 90 to adjust the visual angle, and the position of the mounting seat 92 can be adjusted through the X-axis sliding table 91, The position of the light source 95 and the second CCD camera 96 can be adjusted through the light source adjustment slide 93 and the vision adjustment slide 94 respectively.

The unqualified bearing bush rejecting mechanism includes an unqualified forehearth 97 arranged on the frame 4, and the frame 4 is provided with a rejecting cylinder 98 which is directly opposite to the unqualified forehearth 97, and the telescopic end of the rejecting cylinder 98 is provided. There are culling blocks 99.

In the present invention, the process detection device 1 is used to sort the bearing bushes to be detected, and the bearing bushes are centered and positioned by the bearing bush centering mechanism 7, so that the bearing bushes enter the subsequent comprehensive bearing bush detection device 2 at a fixed angle, wherein After the bearing bush is centered and positioned, a preliminary visual inspection is carried out on the positioned bearing bush by the bearing bush process visual inspection mechanism 9 to detect whether the bearing bush meets the requirements, and the unqualified bearing bush product after the bearing bush process visual inspection mechanism 9 is detected. The unqualified bearing pads are removed by the function of the rejecting mechanism 8, and the qualified bearing pad products are transported to the bearing pad comprehensive detection device 2 through the bearing pad transition transmission device 3 for comprehensive detection. In the present invention, firstly, the bearing bush is clamped in the bearing bush transition transmission mechanism 25 and then placed on the thickness detection station positioning tool 26 for positioning, and then the thickness detection station positioning tool 26 moves to transport the positioned bearing bush into the laser detection mechanism 28, The point laser in the laser detection mechanism 28 is used to detect the bearing bush, and the qualified products are moved through the thickness detection station positioning tool 26 and sent out of the laser detection mechanism 28. After clamping, move, and finally put the clamped bearing bush into the positioning lip detection station positioning tool 29, use the positioning lip detection station positioning tool 29 to fix the bearing pad, and then the positioning lip visual detection device 24 starts to work, The positioning lip of the bearing bush fixed on the positioning tooling 29 of the positioning lip detection station starts to be detected, and the bearing bush that has passed the detection is output through the output wire body 35 of the qualified product.

Claims (10)

1. The bearing bush multi-station size intelligent detection system is characterized in that: it comprises a process detection device (1) and a bearing bush comprehensive detection device (2), and the process detection device (1) and the bearing bush comprehensive detection device (2) are connected through a The bearing bush transition transmission device (3) is connected; the process detection device (1) comprises a frame (4), and a conveyor belt (5) is arranged on the frame (4), and the frame (4) is located on the conveyor belt (4). 5) The front end is provided with a bearing guide mechanism (6), the frame (4) is provided with a bearing guide mechanism (7) at the discharge end of the bearing guide mechanism (6), and the frame (4) is located at the conveying end. The end of the belt (5) is provided with an unqualified bearing bush rejection mechanism (8), and the side of the frame (4) is provided with a bearing bush process visual detection mechanism (9) that cooperates with the bearing bush alignment mechanism (7); the The bearing bush centering mechanism (7) includes a first positioning plate (11) fixed directly above the conveyor belt (5) via a fixing frame (10), and a vertical downward vertical positioning plate (11) is provided below the first positioning plate (11). The first baffle plate (12), the two sides of the first baffle plate (12) are provided with first guide rods (13) passing through the first positioning plate (11), and the top of the two first guide rods (13) A connecting plate (14) is arranged between, the top of the first positioning plate (11) is provided with a first telescopic cylinder (16) through the first positioning frame (15), and the telescopic end of the first telescopic cylinder (16) is connected to the The plates (14) are fixed to each other; a second telescopic cylinder (17) is provided on the top of the first positioning plate (11) and in front of the first telescopic cylinder (16), and the telescopic end of the second telescopic cylinder (17) passes through the A first lifting plate (18) is connected to the end through the first positioning plate (11), the first lifting plate (18) is provided with a second guide rod (19) passing through the first positioning plate (11) , the top of the first lifting plate (18) is provided with a first bearing bush clamping cylinder (20) parallel to the conveyor belt (5), and the telescopic end of the clamping cylinder (20) is provided with an L-shaped mounting frame (21) , the L-shaped mounting frame (21) is provided with a first bearing pad clamping block (22) that cooperates with the first baffle plate (12), and the first bearing pad clamping block (22) is provided with an outer contour of the bearing pad. mating arc slot. 2. The multi-station size intelligent detection system for bearing bushes according to claim 1, wherein the comprehensive bearing bush detection device (2) comprises a thickness positioning lip detection device (23) and a positioning lip visual detection device (24), The front end of the thickness positioning lip detection device (23) is provided with a bearing bush transition transmission mechanism (25), and a thickness detection station positioning tool (26) is arranged below the bearing bush transition transmission mechanism (25); the thickness positioning lip detection device (23) The inner via the lifting mechanism (27) is provided with a laser detection mechanism (28) located above and below the thickness detection station positioning tool (26), and the end of the thickness positioning lip detection device (23) is provided with a positioning lip detection tool Positioning tooling (29), the thickness positioning lip detection device (23) is provided with a bearing transition overturning mechanism (30), the thickness detection station positioning tooling (26) and the positioning lip detection station positioning tooling (29) They are connected by a bearing bush transition overturning mechanism (30); the thickness positioning lip detection device (23) is provided with an unqualified bearing bush thickness forehearth (97), a bearing bush thickness repair material channel (32), and a bearing bush positioning lip unqualified forehearth (97) and the bearing bush positioning lip qualified forehearth (34), the bearing bush positioning lip qualified forehearth (34) is arranged below the positioning lip detection station positioning tool (29), the bearing bush positioning lip qualified forehearth (34) ) is docked with a qualified product output line body (35); the positioning lip visual detection device (24) is matched with the positioning lip detection station positioning tool (29). 3. The multi-station size intelligent detection system for bearing pads according to claim 2, wherein the bearing pad transition transmission mechanism (25) comprises a second positioning frame (36) arranged at the front end of the thickness positioning lip detection device (23). ), the second positioning frame (36) is provided with a vertically downward first cylinder (37), the telescopic end of the first cylinder (37) is provided with a second lifting plate (38), and the second lifting plate ( 38) There are a plurality of vertically downward limit rods (39), the second positioning frame (36) is provided with through holes for the limit rods (39) to pass through, and the second lifting plate The bottom of (38) is provided with a first linear slide module (40), and the slider of the first linear slide module (40) is provided with a first L-shaped mounting plate (41). The upper part of the L-shaped mounting plate (41) is provided with a horizontally arranged second bearing bush clamping cylinder (42), the second bearing bush clamping cylinder (42) is provided with a moving block (43), and the bottom of the moving block (43) is provided with a moving block (43). There is a retaining frame (44), the retaining frame (44) is provided with a vertically downward first lifting cylinder (45), and the telescopic end of the first lifting cylinder (45) is provided with an L-shaped second bearing bush for clamping block (46); a vertical downward chute (47) is provided on the side wall of the first L-shaped mounting plate (41), and a bearing bush centering block (48) is slidably arranged in the chute (47), The first L-shaped mounting plate (41) is provided with a bearing bush centering cylinder (49), and the telescopic end of the bearing bush centering cylinder (49) is connected with a bearing bush centering block (48). 4. The multi-station size intelligent detection system for bearing bushes according to claim 2, characterized in that: the thickness detection station positioning tool (26) comprises a thickness positioning lip detection device (23) that is arranged in a thickness positioning lip detection device (23) and is transferred from the bearing pad transitionally The lower part of the mechanism (25) extends to a second linear slide module (50) below the bearing bush transition overturning mechanism (30). A pair of parallel first guide rails (52) are provided on the (51), two centered positioning base plates (53) are slidably provided on the first guide rails (52), and the mounting base plate (51) is provided with a positioning and positioning base plate (51). A first push cylinder (54) connected to the bottom plate (53); two second push cylinders (55) parallel to the first push cylinder (54) and opposite to each other are provided on the mounting bottom plate (51), each The conveying end of the second pushing cylinder (55) is provided with positioning nylon blocks (56), a centering clamping opening is formed between the two positioning nylon blocks (56), and the thickness positioning lip detection device (23) is provided with The first limit guide rail (57) is parallel to the second linear slide module (50), and the mounting base plate (51) is provided with a notch matched with the first limit guide rail (57). 5. The multi-station size intelligent detection system for bearing pads according to claim 2, wherein the bearing pad transition overturning mechanism (30) comprises a third straight line arranged at the top of the thickness positioning lip detection device (23) and oppositely arranged A sliding table module (58) and a second limit guide rail (59), a moving plate (60) is arranged between the third linear sliding table module (58) and the second limit guide rail (59), and the moving plate (60 ) is fixed with a vertically downward lifting slide module (62) via a retaining plate (61), and the slider of the lift slide module (62) is fixed with a second L-shaped mounting plate (63) via a fixing member , the second L-shaped mounting plate (63) is provided with a rotary cylinder (64), and a pair of clamping jaw cylinders (65) are provided on the rotary block of the rotary cylinder (64). Both ends are provided with clamping blocks (66), and the two clamping blocks (66) cooperate to form clamping openings. 6. The multi-station size intelligent detection system for bearing bushes according to claim 2, characterized in that: the positioning lip detection station positioning tool (29) comprises a relatively arranged rear end of the thickness positioning lip detection device (23) The fourth linear slide module (67) and the third limit guide rail (68) are provided with a lower base plate (69) between the fourth linear slide module (67) and the third limit guide rail (68). The bottom plate (69) is provided with a second guide rail (70), and two first centering nylon blocks (71) are slidably arranged on the second guide rail (70), and the lower bottom plate (69) is provided with a first centering nylon block (71). A centering cylinder (72) connected to the first centering nylon block (71); a positioning lip blocking mechanism is provided on the lower bottom plate (69), and the positioning lip blocking mechanism includes a gate-shaped block arranged on the lower bottom plate (69) The bracket (73), the door-shaped bracket (73) is provided with a vertically downward second lifting cylinder (74), and the telescopic end of the second lifting cylinder (74) is provided with a second baffle plate (75), The inner side wall of the door-shaped bracket (73) is provided with a lower pressure cylinder (76), and the telescopic end of the lower pressure cylinder (76) is provided with a downward pressure nylon block (77). (69) is provided with a second positioning plate (78), the second positioning plate (78) is provided with a pushing cylinder (79), and the output end of the pushing cylinder (79) is provided with a second centering nylon block (80). 7. The multi-station size intelligent detection system for bearing bushes according to claim 2, wherein the positioning lip visual detection device (24) comprises a positioning frame (81) arranged above the qualified product output line body (35) ), the side walls of the positioning rack (81) are provided with left and right slide tables (82), the left and right slide tables (82) are provided with lift slide tables (83), and the lift slide tables (83) are provided with The first CCD camera (84) of the tool (29) is positioned towards the positioning lip inspection station. 8. The multi-station size intelligent detection system for bearing pads according to claim 1, wherein the bearing pad guiding mechanism (6) comprises a pair of bearings arranged above the conveyor belt (5) via a third positioning frame (85). A limit bar (86), a bearing bush centering channel is formed between a pair of limit bars (86), a forward and reverse screw module (87) is arranged between the pair of limit bars (86), and the forward and reverse screw modules The group (87) is provided with a pair of centering blocks (88) arranged in the center, and the end of the bearing guide mechanism (6) is provided with a material stopper mechanism, the material stopper mechanism comprises a material stopper mechanism arranged on the fixing frame (10) and vertically A straight downward material stopper cylinder (100), the telescopic end of the material stopper cylinder (100) is provided with a material stopper block (101) extending into the bearing bush centering channel. 9 . The multi-station size intelligent detection system for bearing pads according to claim 1 , wherein the visual detection mechanism (9) for the bearing pad process comprises a base frame (89), and the base frame (89) is provided with an electric rotating seat. 10 . (90), the top of the electric rotating seat (90) is provided with an X-axis slide table (91), the slider of the X-axis slide table (91) is provided with a mounting seat (92), and the mounting seat (92) is provided with a mounting seat (92). There are a light source adjustment slide table (93) and a visual adjustment slide table (94), the light source adjustment slide table (93) is fixed with a light source (95) through a bracket, and the visual adjustment slide table (94) is provided with a centering mechanism toward the bearing bush The second CCD camera (96) of (7). 10. The multi-station size intelligent detection system for bearing bushes according to claim 1, wherein the unqualified bearing bush rejection mechanism (8) comprises an unqualified forehearth (97) arranged on the frame (4), The frame (4) is provided with a rejecting cylinder (98) that is directly opposite to the unqualified forehearth (97), and a rejecting block (99) is provided at the telescopic end of the rejecting cylinder (98).

Images