Full-automatic intelligent feeding device for bearing

Abstract

The application discloses a kind of full-automatic intelligent feeding device for bearing, including feeding platform, two side-by-side arranged threading mechanisms are erected above the feeding platform, one cutting mechanism is equipped below the two threading mechanisms, the side of feeding platform close to cutting mechanism is equipped with trolley positioning table, two feeding trolleys corresponding to threading mechanism are equipped on trolley positioning table, two vertical side-by-side arranged door opening mechanisms are equipped in the middle of two threading mechanisms.The beneficial effects of the present application are: the feeding device realizes automatic threading, cutting, reversing and conveying of bearings through double-station automatic intelligent feeding, with fast feeding speed, high efficiency, realizing continuous and stable feeding of bearings;And the whole feeding process does not need manual operation, can save labor, save labor cost.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of bearing processing, in particular to a full-automatic intelligent feeding device for bearings. BACKGROUND

[0002] Bearing is an important part in contemporary mechanical equipment. Its main function is to support the mechanical rotating body, reduce the friction coefficient in the movement process, and ensure the rotation accuracy.

[0003] In the bearing processing process, the hardness, size accuracy, clearance and appearance quality of the bearing need to be detected. During detection, the bearing is usually placed on the detection table, and a series of detection is carried out on the bearing by the detection mechanism. In the detection process of the bearing, the first step is feeding. In the existing bearing processing process, manual feeding is basically adopted, especially in the process from the feeding trolley to the detection platform, manual carrying is mostly adopted. Whether it is vibration disc feeding or bearing retainer feeding, manual feeding is required to carry the bearing from the feeding trolley to the vibration disc or the bearing retainer. Manual operation is slow and inefficient, and the labor intensity is large and the cost is high. For example, the bearing feeding device and automatic feeding method disclosed in patent publication No. CN111806980B still need to put the bearing into the rotating feeding disc by workers, and then put the material into the storage cylinder by manual operation. It does not achieve complete intelligent feeding and still needs a large amount of manual labor. Some use mechanical hands to carry, but the price of mechanical hands is high, and the maintenance and repair cost is high. SUMMARY

[0004] The purpose of the present application is to provide a full-automatic intelligent feeding device for bearings to solve the problems in the background art.

[0005] To achieve the above purpose, the present application provides the following technical scheme: a full-automatic intelligent feeding device for bearings, comprising a feeding platform, two parallel feeding mechanisms are arranged above the feeding platform, a cutting mechanism is arranged below each of the two feeding mechanisms, a trolley positioning table is arranged on the side of the feeding platform close to the cutting mechanism, two feeding trolleys corresponding to the feeding mechanisms are arranged on the trolley positioning table, and two vertical and parallel opening mechanisms are arranged between the two feeding mechanisms.

[0006] The feeding mechanism comprises a three-axis servo module, a first air cylinder horizontally and vertically connected below the three-axis servo module, a linear guide rail arranged in parallel with the first air cylinder at the end of the piston rod of the first air cylinder, a slider of the linear guide rail fixed below the first air cylinder close to the end of the piston rod, a feeding rod connected below the guide rail of the linear guide rail, a proximity switch arranged at the side of the slider of the linear guide rail, a camera arranged at the side of the first air cylinder away from the proximity switch, and a light source arranged at the lens end of the camera.

[0007] Further preferably, the cutting mechanism comprises a support, a cutting groove arranged above the support in parallel with the feeding rod, a stepping motor arranged below the cutting groove, a synchronous belt connected with the cutting groove and driven to rotate by the stepping motor, a push plate arranged vertically and connected with the synchronous belt, the upper end of the push plate movably inserted into the cutting groove, the push plate moved by the synchronous belt to push the bearing in the cutting groove, a second air cylinder arranged horizontally at the side of the cutting groove close to the feeding trolley, a cutting plate connected at the end of the piston rod of the second air cylinder, the cutting plate moved by the second air cylinder to push the bearings into the reversing plate one by one to cut the bearings, and a belt conveying line arranged at the side of the support, the reversing plate connected between the belt conveying line and the cutting groove to reverse the bearings from the vertical state to the horizontal state.

[0008] Further preferably, the cutting groove is provided with two parallel strip-shaped guide holes at the bottom along the direction of the feeding rod, and two push plates are respectively inserted into the two guide holes, the push plates arranged in the cutting groove to push the bearings, and a gap left between the two push plates to facilitate the insertion and extraction of the feeding rod and ensure that the bearings on the feeding rod can be put into the cutting groove.

[0009] Further preferably, a baffle is arranged at the end of the cutting groove close to the second air cylinder to limit the bearings and prevent the bearings from falling or falling out of the cutting groove, and a gap is arranged between the baffle and the end of the cutting groove to facilitate the pushing of the bearings by the cutting plate and realize the cutting of the bearings.

[0010] Further preferably, a reversing channel is arranged in the reversing plate, one end of the reversing channel connected with the gap between the baffle and the cutting groove, and the other end of the reversing channel arranged on the belt conveying line, the bearings moved from the cutting groove to the belt conveying line through the reversing channel to convert the bearings from the vertical state to the horizontal state.

[0011] Further preferably, both sides of the belt conveying line along its conveying direction are provided with guide plates for limiting and guiding the bearings on the belt conveying line, so as to prevent the bearings from being skewed, disordered or falling out of the belt conveying line.

[0012] Further preferably, the trolley positioning table comprises a T-shaped positioning frame, two third air cylinders are symmetrically arranged on the positioning frame, the third air cylinders are vertically fixed on the positioning frame, the piston rods of the third air cylinders are downwardly connected with vertically arranged positioning inserts, the positioning inserts can be driven to move downward by the third air cylinders to clamp the feeding trolley, so as to realize positioning and fixing of the feeding trolley; a guide element is arranged between the third air cylinders and the positioning inserts, the guide element is composed of a linear bearing and a guide column, so as to ensure stable lifting of the positioning inserts and further ensure stable fixing of the feeding trolley.

[0013] Further preferably, a plurality of pairs of guide wheels are arranged on the positioning frame for guiding the feeding trolley, so as to ensure accurate positioning of the feeding trolley.

[0014] Further preferably, the door opening mechanism comprises a servo motor, the servo motor is vertically arranged, a vertically arranged ball screw is connected with the lower end output shaft of the servo motor, a mounting block is connected with the nut of the ball screw, and two pull plates arranged in parallel are mounted on the mounting block. The screw rod of the ball screw can be driven to rotate by the servo motor, the nut of the ball screw is driven to move linearly upward and downward, the mounting block and the pull plates thereon are further driven to move upward and downward, the doors of the feeding trolley are clamped by the two pull plates, so as to realize opening or closing of the doors of the feeding trolley, and the bearing loaded in the feeding trolley can be conveniently carried away by the threading mechanism.

[0015] Further preferably, the three-axis servo module comprises a first linear module, a second linear module and a third linear module, the third linear module is arranged in parallel above the material inserting rod and is connected with the material inserting rod, the material inserting rod can be driven to move forward and backward by the third linear module, and the material inserting rod and the first air cylinder cooperate to realize threading of the bearing in the feeding trolley, i.e. carrying the bearing into the cutting groove; the second linear module is vertically connected with the third linear module, and the first linear module is vertically connected with the second linear module and the third linear module, so as to realize driving the material inserting rod to move arbitrarily in a certain space and realize carrying of the bearing in the feeding trolley.

[0016] Beneficial effects: the bearing full-automatic intelligent feeding device of the application, through the feeding mechanism, multiple bearings are simultaneously fed and carried, through the cutting mechanism, the vertically placed bearings are converted into horizontally placed and transported out, realizing the feeding of bearings; through the trolley positioning table, the positioning and fixing of the feeding trolley are realized, ensuring the stable feeding of bearings; through the door opening mechanism, the automatic opening of the door of the feeding trolley is realized; the feeding device realizes the automatic feeding, cutting, reversing and conveying of bearings through double-station automatic intelligent feeding, realizes the automatic feeding, cutting, reversing and conveying of bearings, has fast feeding speed and high efficiency, realizes the continuous and stable feeding of bearings; and the whole feeding process does not need manual operation, can save labor and save labor cost. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 The bearing full-automatic intelligent feeding device disclosed by the embodiment of the application is a schematic view of an axial structure;

[0018] Figure 2 The bearing full-automatic intelligent feeding device disclosed by the embodiment of the application is a schematic view of a front structure;

[0019] Figure 3 The bearing full-automatic intelligent feeding device disclosed by the embodiment of the application is a schematic view of a perspective structure of the feeding mechanism;

[0020] Figure 4 The bearing full-automatic intelligent feeding device disclosed by the embodiment of the application is a schematic view of another perspective structure of the feeding mechanism;

[0021] Figure 5 The bearing full-automatic intelligent feeding device disclosed by the embodiment of the application is a schematic view of the cutting mechanism structure;

[0022] Figure 6 The bearing full-automatic intelligent feeding device disclosed by the embodiment of the application is a schematic view of the trolley positioning table structure;

[0023] Figure 7 The bearing full-automatic intelligent feeding device disclosed by the embodiment of the application is a schematic view of the door opening mechanism structure.

[0024] Label: 1-feeding platform, 2-feeding mechanism, 21-three-axis servo module, 211-first linear module, 212-second linear module, 213-third linear module, 22-first air cylinder, 23-linear guide rail, 24-inserting rod, 25-proximity switch, 26-camera, 27-light source, 3-cutting mechanism, 31-bracket, 32-cutting groove, 321-guide hole, 322-baffle, 33-stepping motor, 34-synchronous belt, 35-pushing plate, 36-second air cylinder, 37-cutting plate, 38-belt conveying line, 381-guide plate, 39-reversing plate, 391-reversing channel, 4-trolley positioning table, 41-positioning frame, 42-third air cylinder, 43-positioning block, 44-guide piece, 45-guide wheel, 5-feeding trolley, 6-door opening mechanism, 61-servo motor, 62-ball screw, 63-mounting block, 64-pulling plate. DETAILED DESCRIPTION

[0025] The following is a specific embodiment of the present application and further describes the technical solutions of the present application in conjunction with the drawings, but the present application is not limited to these embodiments.

[0026] As shown in Figures 1-7 An automatic intelligent feeding device for bearings is provided, which is used for automatic feeding of bearings and has double-station feeding, can realize rapid feeding of bearings, and has high feeding rate. The feeding device comprises a feeding platform 1, two feeding mechanisms 2 arranged side by side above the feeding platform 1, which are used for simultaneous feeding and carrying of multiple bearings; one cutting mechanism 3 is arranged below each of the two feeding mechanisms 2, which can convert vertically placed bearings into horizontally placed bearings and convey them out, realizing feeding of the bearings; a trolley positioning table 4 is arranged on the side of the feeding platform 1 close to the cutting mechanism 3, two feeding trolleys 5 corresponding to the feeding mechanisms 2 are arranged on the trolley positioning table 4, the trolley positioning table 4 is used to position and fix the feeding trolleys 5, ensuring stable feeding of the bearings, and the two feeding trolleys 5 realize double-station feeding of the bearings, effectively improving the efficiency of feeding of the bearings; two door opening mechanisms 6 are arranged vertically and side by side in the middle of the two feeding mechanisms 2, which are used for automatic opening of the doors of the feeding trolleys 5, facilitating feeding of the bearings loaded on the feeding trolleys 5 by the feeding mechanisms 2. In this application, the two feeding trolleys 5 are arranged side by side, the position of the two feeding trolleys 5 is positioned by the trolley positioning table 5, the two feeding mechanisms 2 are arranged in front of the two feeding trolleys 5, and the two cutting mechanisms 3 are arranged below the two feeding mechanisms 2. Through double-station automatic intelligent feeding, automatic feeding, cutting, reversing and conveying of the bearings are realized, the feeding speed is fast, the efficiency is high, continuous and stable feeding of the bearings is realized, and manual labor and labor cost can be saved.

[0027] In the application, the feeding mechanism 2 comprises a three-axis servo module 21, which realizes the movement of the feeding mechanism 2 at any position in space, facilitates accurate bearing feeding; a first air cylinder 22 vertically connected to the feeding trolley 5 is arranged below the three-axis servo module 21, a linear guide rail 23 parallel to the first air cylinder 22 is arranged at the piston rod end of the first air cylinder 22, the slider of the linear guide rail 23 is fixed below the first air cylinder 22 close to the piston rod end, a feeding rod 24 is connected below the guide rail of the linear guide rail 23, the guide rail of the linear guide rail 23 can be driven to move forward and backward by the first air cylinder 22, the feeding rod 24 is driven to move forward and backward by the guide rail of the linear guide rail 23, when the three-axis servo module 21 moves the feeding rod 24 to the front of the whole row of bearings to be carried, the feeding rod 24 is inserted into the whole row of bearings by the first air cylinder 22, and the feeding action is realized. The side of the slider of the linear guide rail 23 is provided with a proximity switch 25 for accurate alignment of the feeding rod 24 with the bearing inner ring; the side of the first air cylinder 22 away from the proximity switch 25 is provided with a camera 26, the lens end of the camera 26 is provided with a light source 27, the bearing position can be accurately judged by taking a picture with the camera 26, and the feeding rod 24 can be accurately moved to the front side of the whole row of bearings on the feeding trolley 5.

[0028] In the application, the cutting mechanism 3 comprises a support 31, a cutting groove 32 parallel to the feeding rod 24 is arranged above the support 31, both ends of the cutting groove 32 are penetrable, facilitating the feeding rod 24 to put the whole row of bearings into the cutting groove 32, and facilitating the pushing out and cutting of the bearings; the step motor 33 is arranged below the cutting groove 32, the synchronous belt 34 parallel to the cutting groove 32 is connected to the step motor 33, the vertical push plate 35 is connected to the synchronous belt 34, the upper end of the push plate 35 is movably inserted into the cutting groove 32, the synchronous belt 34 can be driven to rotate by the step motor 33, the push plate 35 is driven to move forward and backward, the bearings placed in the cutting groove 32 are pushed backward to the position where the second air cylinder 36 is located; the second air cylinder 36 is horizontally arranged on one side of the cutting groove 32 close to the feeding trolley 5, the cutting plate 37 is connected to the piston rod end of the second air cylinder 36, the cutting plate 37 can be driven to move by the second air cylinder 36, and the whole row of bearings are cut; the belt conveying line 38 is arranged on the side of the support 31, the reversing plate 39 is connected between the belt conveying line 38 and the cutting groove 32, the single bearing cut by the cutting plate 37 can be moved to the belt conveying line 38 through the reversing plate 39, at the same time, the reversing plate 39 can convert the vertically placed bearing into a horizontally placed one, and finally the bearing is conveyed out through the belt conveying line 38, facilitating subsequent detection or other operations on the bearing.

[0029] In the application, the bottom of the cutting groove 32 is provided with two parallel strip-shaped guide holes 321 along the direction of the inserting rod 24, and the pushing plate 35 has two pushing plates 35 respectively inserted into the two guide holes 321. The two pushing plates 35 can push the bearings backward, which is convenient for the second cylinder 36 to drive the cutting plate 37 to push the bearings into the reversing plate 39, so as to realize the cutting of the bearings. The two pushing plates 35 ensure the stable pushing of the bearings, and the gap between the two pushing plates 35 can facilitate the feeding of the inserting rod 34 and the extraction of the inserting rod 34 from the inner ring of the bearing. The end of the cutting groove 32 close to the second cylinder 36 is provided with a baffle 322. Through the setting of the baffle 322, the bearings can be prevented from falling out of the cutting groove 32 or being inclined and tilted. A gap is provided between the baffle 322 and the end of the cutting groove 32 for the insertion of the cutting plate 37, which facilitates the pushing of the bearings into the reversing plate 39 by the cutting plate 37. The reversing plate 39 is provided with a reversing channel 391, one end of the reversing channel 391 is connected with the gap between the baffle 322 and the cutting groove 32, and the other end of the reversing channel 391 is arranged on the belt conveying line 38. The bearings pushed by the cutting plate 37 can enter the reversing channel 391. The upper end of the reversing channel 391 (i.e. close to the end of the cutting groove 32) is a vertical flat hole, which is curved at 90 degrees to the belt conveying line 38, so as to convert the bearings vertically entering the reversing channel 391 into a horizontal state and enter the belt conveying line 38, thereby realizing the reversing of the bearings.

[0030] In the application, the two sides of the belt conveying line 38 along the conveying direction are provided with guide plates 381, which can ensure the accurate conveying of the bearings and prevent the bearings from falling off the belt conveying line 38.

[0031] In the application, the trolley positioning table 4 comprises a T-shaped positioning frame 41, and the positioning frame 41 is provided with two symmetrically arranged third cylinders 42. The third cylinder 42 is vertically fixed on the positioning frame 41, and the piston rod of the third cylinder 42 is downwardly connected with a vertically arranged positioning plug 43. A guide piece 44 is arranged between the third cylinder 42 and the positioning plug 43. In the application, the T-shaped positioning frame 41 is arranged to facilitate the pushing of the two feeding trolleys 5 from the two ends of the positioning frame 41 to the positioning frame 41, and then the positioning plug 43 is driven downwardly by the third cylinder 42 to clamp the top of the feeding trolley 5, thereby realizing the positioning and fixing of the feeding trolley 5. The guide piece 44 comprises a guide column and a linear bearing, which ensures the smooth lifting of the positioning plug 43 and the firm fixing of the feeding trolley 5. The positioning frame 41 is provided with a plurality of pairs of guide wheels 45 for guiding and positioning the feeding trolley 5, so as to ensure the accurate positioning of the feeding trolley 5. The lower part of the feeding trolley 5 is provided with a guide plate matched with the guide wheel 45.

[0032] In the application, the door opening mechanism 6 comprises a servo motor 61, the servo motor 61 is vertically arranged, the lower end output shaft end of the servo motor 61 is connected with a vertically arranged ball screw 62, the nut of the ball screw 62 is connected with a mounting block 63, and two pull plates 64 arranged in parallel vertically are mounted on the mounting block 63. The screw rod of the ball screw 62 can be driven to rotate by the servo motor 61, thereby driving the nut of the ball screw 62 to move vertically and linearly, and driving the pull plates 64 to move up and down, thereby realizing the downward opening of the door of the feeding trolley 5, i.e. the upward pulling of the door after the bearing is taken out, and the closing of the door, and realizing the opening or closing of the door of the feeding trolley 5. The edge of the door of the feeding trolley 5 is provided with a protruding plate, and the two pull plates 64 can clamp the protruding plate on the door of the feeding trolley 5, thereby driving the door of the feeding trolley 5 to move up and down.

[0033] In the application, the three-axis servo module 21 comprises a first linear module 211, a second linear module 212 and a third linear module 213, the third linear module 213 is arranged in parallel above the inserting rod 24 and connected with the inserting rod 24, the second linear module 212 is vertically and perpendicularly connected with the third linear module 213, and the first linear module 211 is perpendicularly connected with the second linear module 212 and the third linear module 213. The first linear module 211 can move left and right, the second linear module 212 can move up and down, and the third linear module 213 can move forward and backward. The three-axis servo module 21 drives the inserting rod 24 to move left and right, up and down and forward and backward, thereby realizing the insertion of the inserting rod 24 into the inner ring of the bearing at any position in the feeding trolley 5.

[0034] In the application, the working process of the feeding device is as follows: the two feeding trolleys 5 filled with bearings arranged in order are pushed above the positioning frame 41 of the trolley positioning table 4, the positioning plug 43 is driven to descend by the third cylinder 42 to fix the feeding trolley 5; the door opening mechanism 6 is actuated, the ball screw 62 is driven to rotate by the servo motor 61, the pull plate 64 is driven to move downward, the door of the feeding trolley 5 is pulled downward to open the door; the feeding mechanism 2 is actuated, the insertion rod 24, the camera 26 and the proximity switch 25 are moved by the three-axis servo module 21, the position of the bearing to be fed is determined by the camera 26, the position of the inner ring of the bearing is positioned by the proximity switch 25, the insertion rod 24 is aligned with the inner ring of the bearing, then the first cylinder 22 drives the insertion rod 24 to move backward and penetrate into the inner ring of the bearing, then the insertion rod 24 is moved into the cutting groove 32 by the three-axis servo module 21, the push plate 35 moves and clamps the whole row of bearings in cooperation with the baffle 322, and the insertion rod 24 is pulled out; the cutting mechanism 3 is actuated, the cutting plate 37 is driven by the second cylinder 36 to push the bearing abutting against the baffle 322 into the reversing passage 391 of the reversing plate 39, then the bearing is slid to the belt conveying line 38 through the reversing passage 391, and is conveyed to the next station through the belt conveying line 38, at the same time, the push plate 35 is continuously pushed by the stepping motor 33 to push the remaining whole row of bearings against the baffle 322, and the bearings are continuously cut by the second cylinder 36 to realize the reversing conveying of the bearings one by one.

[0035] The feeding device realizes automatic feeding, cutting, reversing and conveying of bearings, realizes full-automatic intelligent operation, has high feeding speed and efficiency, saves labor, saves labor and saves cost.

[0036] Finally, it should be noted that: the above only describes the preferred embodiments of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent replacements to some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protective scope of the inventive content of the present application.

Claims

1. A full-automatic intelligent feeding device for bearings, comprising a feeding platform (1), characterized in that: Two parallel feeding mechanisms (2) are arranged above the feeding platform (1), and a cutting mechanism (3) is arranged below each of the two feeding mechanisms (2); a trolley positioning table (4) is arranged on the side of the feeding platform (1) close to the cutting mechanism (3); two feeding trolleys (5) corresponding to the feeding mechanisms (2) are arranged on the trolley positioning table (4); and two vertical and parallel door opening mechanisms (6) are arranged in the middle of the two feeding mechanisms (2). The feeding mechanism (2) comprises a three-axis servo module (21), a first air cylinder (22) vertically and horizontally connected below the three-axis servo module (21) and parallel to the feeding trolley (5), a linear guide rail (23) parallel to the first air cylinder (22) and connected to the piston rod end of the first air cylinder (22), a sliding block of the linear guide rail (23) fixed below the piston rod end of the first air cylinder (22), a material inserting rod (24) connected below the guide rail of the linear guide rail (23), a proximity switch (25) arranged on the side of the sliding block of the linear guide rail (23), a camera (26) arranged on the side of the first air cylinder (22) away from the proximity switch (25), and a light source (27) arranged at the lens end of the camera (26). The cutting mechanism (3) comprises a support (31), a cutting groove (32) parallel to the material inserting rod (24) arranged above the support (31), a stepping motor (33) arranged below the cutting groove (32), a synchronous belt (34) parallel to the cutting groove (32) and connected to the stepping motor (33), a push plate (35) vertically arranged and connected to the synchronous belt (34), the push plate (35) movably inserted into the cutting groove (32) at the upper end, a second air cylinder (36) horizontally arranged on the side of the cutting groove (32) close to the feeding trolley (5), a cutting plate (37) connected to the piston rod end of the second air cylinder (36), a belt conveying line (38) arranged on the side of the support (31), and a reversing plate (39) connected between the belt conveying line (38) and the cutting groove (32). A baffle (322) is arranged on the side of the cutting groove (32) close to the second air cylinder (36), and a gap is arranged between the baffle (322) and the end of the cutting groove (32). A reversing channel (391) is arranged in the reversing plate (39), one end of the reversing channel (391) is connected to the gap between the baffle (322) and the cutting groove (32), and the other end of the reversing channel (391) is arranged on the belt conveying line (38). The upper end of the reversing channel (391) is a vertical flat hole, which is curved at an angle of 90 degrees to the belt conveying line (38), so that the bearing vertically entering the reversing channel (391) can be converted into a horizontal state to enter the belt conveying line (38), thereby realizing the reversing of the bearing.

2. The full-automatic intelligent feeding device for bearings according to claim 1, characterized in that: Two parallel strip-shaped guide holes (321) are arranged in the groove bottom of the cutting groove (32) along the direction of the material inserting rod (24), and two push plates (35) are inserted into the two guide holes (321) respectively.

3. The full-automatic intelligent feeding device for bearings according to claim 1, characterized in that: The belt conveying line (38) is provided with guide plates (381) on both sides in the conveying direction thereof.

4. The full-automatic intelligent feeding device for bearings according to claim 1, characterized in that: The trolley positioning table (4) comprises a T-shaped positioning frame (41), two third air cylinders (42) are symmetrically arranged on the positioning frame (41), the third air cylinders (42) are vertically fixed on the positioning frame (41), the piston rods of the third air cylinders (42) are downwardly connected with vertically arranged positioning blocks (43), and guide members (44) are arranged between the third air cylinders (42) and the positioning blocks (43).

5. The full-automatic intelligent feeding device for bearings according to claim 4, characterized in that: A plurality of pairs of guide wheels (45) are arranged on the positioning frame (41).

6. The full-automatic intelligent feeding device for bearings according to claim 1, characterized in that: The door opening mechanism (6) comprises a servo motor (61), the servo motor (61) is vertically arranged, the lower end output shaft of the servo motor (61) is connected with a vertically arranged ball screw (62), the nut of the ball screw (62) is connected with a mounting block (63), and two pull plates (64) arranged in parallel are mounted on the mounting block (63).

7. The full-automatic intelligent feeding device for bearings according to claim 1, characterized in that: The three-axis servo module (21) comprises a first linear module (211), a second linear module (212) and a third linear module (213), the third linear module (213) is arranged in parallel above the material inserting rod (24) and connected with the material inserting rod (24), the second linear module (212) is vertically connected with the third linear module (213), and the first linear module (211) is vertically connected with the second linear module (212) and the third linear module (213).

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