A flexible automatic indexing tool

Abstract

The present invention discloses a flexible automatic indexing tool. The tool ring, pressure cover and workpiece are placed on a bottom plate. Two first bearings on the positioning seat are connected to the outer circle of the tool ring and the first linear cylinder pushes the angular pin to be inserted into the pin hole on the outer circle of the tool ring for positioning. The second linear cylinder pushes the slide to move along the guide rail. The two second bearings on the slide tighten the outer circle of the tool ring. The lever cylinder pushes the pressure plate to press the pressure cover. The third linear cylinder in the slide drives the guide shaft, connecting rod and shift rod to move, so that the indexing pin on the shift rod is inserted into and out of the pin hole of the tool ring. The servo linear electric cylinder drives the movement of the connecting seat, the third oil cylinder support and the third linear cylinder, so that the tool ring rotates a certain angle. The outer circle of the tool ring rotates the distance between the centers of two adjacent pin holes. The present invention can drive the rotation of circular workpieces to achieve automatic indexing. It is stable and reliable, easy to install and operate, and can realize the processing of workpieces of different diameters and heights.

Description

Technical Field

[0001] The invention belongs to the field of mechanical processing and relates to a flexible automatic indexing tool for punching holes on the end face of a circular workpiece. Background Art

[0002] Nowadays, various industries are developing rapidly. With the advancement of science and technology and the development of society, higher and higher requirements are placed on automated tooling. At present, the application of automated tooling is not particularly widespread, especially for equipment such as lathes and grinders whose spindles cannot move. The demand for tooling automation is more urgent, but it is also very difficult to realize the automation of tooling on these equipment. Summary of the Invention

[0003] The purpose of the present invention is to solve the above-mentioned problems existing in the prior art and to provide a flexible automatic indexing tooling, which can drive circular workpieces to rotate and realize automatic indexing. It is stable and reliable, easy to install and operate, and can realize the processing of workpieces of different diameters and heights. It has a wide range of applications and meets the use requirements of lathes and grinders for automated tooling.

[0004] To achieve the above-mentioned object, the technical solution of the present invention is: a flexible automatic indexing tool, comprising a tooling ring, a gland, a base plate, a positioning seat, a slide, an indexing device, a plurality of crimping devices evenly distributed on the gland, and a controller;

[0005] The workpiece is installed in the tooling ring, the pressure cover is fixed on the outer edge of the tooling ring and pressed against the edge of the upper end face of the workpiece, and the whole is placed on the bottom plate; the tooling ring is provided with pin holes in the circumferential direction, the number of which is equal to the number of holes required for machining the workpiece;

[0006] The positioning seat is fixed on the base plate, and its inner end is an arc I with a clearance fit of the outer circle of the tooling ring. The two angular ends of the arc I are rotatably fixed with a first bearing by a first pin shaft, and the first bearing is connected to the outer circle of the tooling ring; a first linear cylinder is fixed in the middle of the positioning seat, and a second adapter is fixed to the end of the piston rod of the first linear cylinder, and the end of the second adapter is connected to an angular pin that can be inserted into and withdrawn from the pin hole of the tooling ring, and a first contact is fixed in the vertical direction; the third sensor bracket is fixed on the positioning seat and is located directly above the first contact, and the first contact sensor and the second contact sensor are respectively fixed on the lower end face of the third sensor bracket; the first linear cylinder pushes the angular pin to insert into and withdraw from the pin hole of the tooling ring, and at the same time, the first contact contacts the second contact sensor and the first contact sensor respectively to determine the extension and retraction status of the angular pin, and feedback signal to the controller;

[0007] The slide is slidably connected to the guide rails fixed at both ends of the base plate through linear bearings, and its inner end has an arc II that matches the outer circle of the tooling ring. The two angular ends of the arc II are rotatably fixed with a second bearing by a second pin shaft, and the second bearing can be tightened on the outer circle of the tooling ring; the second linear cylinder is fixed to the second oil cylinder support fixed on the base plate, and its piston rod end is fixed to the adapter block fixed on the slide through the first adapter; the indexing device is embedded in the slide, which includes a servo linear electric cylinder, a third pin shaft, a connecting seat, a third oil cylinder support, a third linear cylinder, two cam bearings, an indexing pin that matches the pin hole of the tooling ring with a large clearance, a third proximity switch, The fourth proximity switch and the second contact; the third pin shaft is fixed to the upper end surface of the slide, the servo linear electric cylinder is hinged on the third pin shaft, the piston rod end of which is fixed with a third adapter, the connecting seat is hinged on the third adapter through the first hinge shaft, and the third oil cylinder support is fixed on the connecting seat; the third linear cylinder is installed on the third oil cylinder support, one end of its piston rod is hingedly connected to one end of the guide shaft located in the support through the fourth hinge shaft, and the other end of its piston rod is fixed with the second contact; the other end of the guide shaft is hingedly connected to one end of the connecting rod located in the connecting seat through the third hinge shaft, and the other end of the connecting rod is hinged to one end of the shift rod through the second hinge shaft; the other end of the shift rod A graduated latch is fixed thereto; a guide square hole is provided on the connecting seat, which cooperates with the shift rod in a slight clearance; the shift rod is placed in the guide square hole; the graduated latch can enter and exit the guide square hole and can be inserted into and withdrawn from the latch hole of the tooling ring; two cam bearings are fixed to the upper end face of the connecting seat at a distance, and the two cam bearings are placed in the circular arc groove provided on the upper end face of the slide, with their central axes intersecting at the center of the circular arc groove; the fourth sensor bracket is fixed to the inner end of the third oil cylinder support, and the third and fourth proximity switches used in conjunction with the second contact are respectively mounted on the fourth sensor bracket; driven by the second linear cylinder, the slide can move along the guide rail, thereby tightening or loosening the outer circle of the tooling ring with the second bearing; Driven by the servo linear electric cylinder, the connecting seat, the third oil cylinder support and the third linear cylinder move as a whole, driving the two cam bearings to move along the arc groove on the slide. The stroke of the servo linear electric cylinder is set, causing the tooling ring to rotate a certain angle, and the outer circle of the tooling ring rotates the distance between the centers of two adjacent pin holes. The third linear cylinder drives the guide shaft to move horizontally, and the guide shaft drives the connecting rod to move. The connecting rod drives the shift rod to move along the guide square hole, and the indexing pin is inserted into or out of the pin hole in the circumferential direction of the tooling ring. At the same time, the second contact is close to the third proximity switch and the fourth proximity switch respectively, determining the extension and retraction status of the indexing pin, and feeding back the signal to the controller.

[0008] The crimping device includes a lever cylinder, a pressure plate, a sensor touch plate, a first proximity switch and a second proximity switch used in conjunction with the sensor touch plate; the lever cylinder is fixed on the base plate, one end of the pressure plate is rotatably connected to the piston rod of the lever cylinder and the sensor touch plate is fixed to the end, and the other end presses or releases the pressure cover as the piston rod of the lever cylinder extends and retracts; the first sensor bracket and the second sensor bracket are respectively fixed on the base plate, and the first proximity switch and the second proximity switch are respectively fixed on the upper ends of the first sensor bracket and the second sensor bracket; when the sensor touch plate approaches the second proximity switch, the pressure plate presses the pressure cover, and when the sensor touch plate approaches the first proximity switch, the pressure plate releases the pressure cover, and the first proximity switch and the second proximity switch feedback signals to the controller.

[0009] Further preferably, the specific structure of the first bearing being rotatably fixed at the two angular ends of the arc Ⅰ at the inner end of the positioning seat is: there are two first bearings, and each angular end of the arc Ⅰ is provided with an upper accommodating groove Ⅰ and a lower accommodating groove Ⅰ; the two first bearings are located in the upper and lower accommodating grooves Ⅰ, and the first pin shaft fixed in the center hole is fixed on the positioning seat.

[0010] Further preferably, the specific structure of the second bearing being rotatably fixed at the two angular ends of the arc II at the inner end of the slide is: there are two second bearings, and each angular end of the arc II is provided with an upper accommodating groove II and a lower accommodating groove II; the two second bearings are located in the upper and lower accommodating grooves II, and the second pin shaft fixed in the center hole is fixed on the slide.

[0011] Further preferably, the specific structure in which the slide is slidably connected to the guide rails fixed at both ends of the base plate through linear bearings is: the two ends of the guide rail are crimped and fixed by guide rail seats fixed on the base plate, and the guide rail is slidably connected in the inner hole of the slide through two linear bearings fixed in the inner hole of the slide, and the inner end is fixed to the guide rail seat by a retaining ring.

[0012] When processing the workpiece, first place the entire assembly consisting of the tooling ring, workpiece, and pressure cover on the base plate, support the tooling ring with the second bearing, and drive the slide to move with the second linear cylinder, so that the second bearing presses the tooling ring against the first bearing of the positioning seat. Adjust the angle of the tooling ring so that the angle pin is inserted into the first pin hole of the tooling ring. Then, each lever cylinder drives the pressure plate to press the workpiece and perform the first hole processing. After the processing is completed, the angle pin retracts and the pressure plate is released. The indexing pin is driven by the third linear cylinder and inserted into the pin hole in the circumferential direction of the tooling ring. The servo linear electric cylinder drives the entire indexing pin to move along the arc groove on the slide, causing the tooling ring to rotate a certain angle. The angular pin is aligned with the second pin hole of the tooling ring, and the angular pin is inserted into the second pin hole. Each pressure plate presses the workpiece. The indexing pin is driven by the third linear cylinder and disengaged from the pin hole in the circumferential direction of the tooling ring. The servo linear electric cylinder drives the entire indexing pin to move along the arc groove on the slide to the initial position, and then processes the second hole. The above steps are repeated until the workpiece processing is completed. The present invention can drive the rotation of circular workpieces to achieve automatic indexing. It is stable and reliable, easy to install and operate, and can realize the processing of workpieces of different diameters and heights. It has a wide range of applications and meets the use requirements of lathes and grinders for automated tooling. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0014] Figure 2 A top view of the present invention;

[0015] Figure 3 A top view of the present invention with the slide and the pressure plate removed and the workpiece in a released state;

[0016] Figure 4 for Figure 2 AA cross-sectional view;

[0017] Figure 5 for Figure 2 BB cross-sectional view;

[0018] Figure 6 for Figure 2 CC cross-sectional view;

[0019] Figure 7 It is a schematic diagram of the three-dimensional structure of the slide and the indexing device in the present invention;

[0020] Figure 8 It is a schematic diagram of the three-dimensional structure of the indexing device in the present invention;

[0021] Figure 9 A top view of the connecting seat, the third oil cylinder support, the third linear cylinder, and the fourth sensor bracket in the indexing device of the present invention;

[0022] Figure 10 for Figure 9 DD cross-sectional view. DETAILED DESCRIPTION

[0023] The present invention will be further described below with reference to the accompanying drawings and specific implementations.

[0024] like Figures 1 to 10 As shown, this embodiment includes a tooling ring 29, a gland 15, a base plate 1, a positioning seat 11, a slide 20, an indexing device, multiple crimping devices evenly distributed on the gland 15, and a controller. The workpiece 16 is mounted within the tooling ring 29. The gland 15 is secured to the outer edge of the tooling ring 29 via hexagon socket screws 58 and pressed against the upper end edge of the workpiece 16. The entire assembly is placed on the base plate 1. The tooling ring 29 is circumferentially provided with a number of pin holes 30 equal to the number of holes required for machining the workpiece 16.

[0025] The positioning seat 11 is screwed to the base plate 1. Its inner end is an arc I that fits the outer circumference of the tooling ring 29. First bearings 9 are rotatably secured to the two corner ends of the arc I by first pins 10. The preferred structure is as follows: there are two first bearings 9, each with an upper receiving groove I 111 and a lower receiving groove I 112 at the corner end of the arc I. The two first bearings 9 are positioned within the upper and lower receiving grooves I 111 and 112, respectively. The first pin 10 secured within the center hole of each first bearing 9 is secured to the positioning seat. The first bearings 9 abut against the outer circumference of the tooling ring 29. A first linear cylinder 13 is secured to the center of the positioning seat 11 via a first cylinder support 12. A second adapter 32 is secured to the end of the piston rod of the first linear cylinder 13. The end of the second adapter 32 is connected to an angle pin 31 that can be inserted into and out of the pin hole 30 of the tooling ring 29. A first contact 34 is also secured vertically to the second adapter 32. The third sensor bracket 14 is fixed to the positioning base 11 and located directly above the first contact 34. A first contact sensor 33 and a second contact sensor 35 are respectively fixed to the lower end surface of the third sensor bracket. The first linear cylinder 13 pushes the angular pin 31 into and out of the pin hole 30 of the tooling ring 29. Simultaneously, the first contact 34 contacts the second contact sensor 35 and the first contact sensor 33, respectively, to determine the extension and retraction status of the angular pin 31 and provide feedback to the controller.

[0026] The slide 20 is slidably connected to the guide rails 18 fixed at both ends of the base plate 1 via linear bearings 19. A preferred structure is as follows: the guide rails 18 are press-fitted and secured at both ends by guide rail seats 17 fixed to the base plate 1. The guide rails 18 are slidably connected within the inner bore of the slide 20 via two linear bearings 19 fixed within the inner bore of the slide 20. The inner ends of the linear bearings 19 are secured to the guide rail seats 17 by retaining rings 47. The inner end of the slide 20 has an arc II that fits within the outer circumference of the tooling ring 29. Second bearings 21 are rotatably secured to the two corner ends of the arc II by second pins 22. A preferred structure is as follows: two second bearings 21 are provided, each with an upper and lower receiving groove II at the corner end of the arc II. The two second bearings 21 are positioned within the upper and lower receiving grooves II, and the second pins 22 fixed within the center holes of the two second bearings 21 are secured to the slide 20. The second bearings 21 can be tightly pressed against the outer circumference of the tooling ring 29. The second linear cylinder 25 is fixed to the second oil cylinder support 24 fixed to the base plate 1. The end of its piston rod is fixed to the adapter block 27 fixed to the slide 20 via the first adapter 26. The indexing device is embedded in the slide 20 and includes a servo linear electric cylinder 41, a third pin 28, a connecting seat 36, a third oil cylinder support 50, a third linear cylinder 48, two cam bearings 42, an indexing pin 38, a third proximity switch 45, a fourth proximity switch 46, and a second contact 49. The third pin 28 is fixed to the upper end surface of the slide 20. The servo linear electric cylinder 41 is hinged to the third pin 28. The end of its piston rod is fixed to the third adapter 44. The connecting seat 36 is hinged to the third adapter 44 via the first hinge axis 51. The third oil cylinder support 50 is fixed to the connecting seat 36. The third linear cylinder 48 is mounted on the third cylinder support 50. One end of its piston rod is hingedly connected to one end of a guide shaft 55 located within the support 50 via a fourth hinge axis 56. The other end of the piston rod is fixed to the second contact 49 via a screw 57. The other end of the guide shaft 55 is hingedly connected to one end of the connecting rod 40 located within the connecting base 36 via a third hinge axis 54. The other end of the connecting rod 40 is hingedly connected to one end of the shifting rod 37 via a second hinge axis 53. The other end of the shifting rod 37 is fixed to the indexing pin 38 via a fixing screw 39. The connecting base 36 is provided with a guide square hole that has a slight clearance for the shifting rod. The shifting rod 37 is placed in the guide square hole 52. The indexing pin 38 can enter and exit the guide square hole 52 and can be inserted into and removed from the pin hole 30 of the tooling ring 29. Two cam bearings 42 are fixed at a distance to the upper end surface of the connecting base 36. They are positioned within the arcuate groove 23 provided on the upper end surface of the slide 20, with their central axes intersecting at the center of the arcuate groove 23. A fourth sensor bracket 43 is fixed to the inner end of the third cylinder support 50. A third proximity switch 45 and a fourth proximity switch 46, used in conjunction with the second contact 49, are mounted on the fourth sensor bracket 43. Driven by the second linear cylinder 25, the slide 20 moves along the guide rail 18, thereby tightening or loosening the second bearing 21 against the outer circumference of the tooling ring 29.Driven by the servo linear electric cylinder 41, the assembly consisting of the connecting base 36, the third cylinder support 50, and the third linear cylinder 48 moves, driving the two cam bearings 42 along the arcuate groove 23 on the slide 20. This sets the stroke of the servo linear electric cylinder 41, causing the tooling ring 29 to rotate a certain angle. The outer circumference of the tooling ring 29 rotates by the distance between the centers of two adjacent latch holes, causing the angular pin 31 to move from one tooling ring latch hole to the other, while the indexing latch 38 moves from one latch hole 30 to the other. The third linear cylinder 48 drives the guide shaft 55 to move horizontally, which in turn drives the connecting rod 40, which in turn drives the shifting rod 37 along the guide square hole 52, causing the indexing latch 38 to enter or exit the latch hole 30 circumferentially of the tooling ring 29. Simultaneously, the second contact 49 approaches the third proximity switch 45 and the fourth proximity switch 46, respectively, to determine the extension and retraction status of the indexing latch 38 and provide feedback to the controller.

[0027] The crimping device includes a lever cylinder 2, a pressure plate 3, a sensor touch plate 4, a first proximity switch 6, and a second proximity switch 8 used in conjunction with the sensor touch plate 4. The lever cylinder 2 is fixed to the base plate 1. One end of the pressure plate 3 is rotatably connected to the piston rod of the lever cylinder 2 and is fixed to the sensor touch plate 4. The other end presses or releases the pressure cover 15 as the piston rod of the lever cylinder 2 extends and retracts. The first sensor bracket 5 and the second sensor bracket 7 are respectively fixed to the base plate 1. The first proximity switch 6 and the second proximity switch 8 are respectively fixed to the upper ends of the first sensor bracket 5 and the second sensor bracket 7; when the sensor touch plate 4 approaches the second proximity switch 8, the pressure plate 3 presses the pressure cover 15. When the sensor touch plate 4 approaches the first proximity switch 6, the pressure plate 3 releases the pressure cover 15. The first proximity switch 6 and the second proximity switch 8 then provide feedback signals to the controller.

[0028] Of course, the present invention has many other embodiments. Without violating the spirit and essence of the present invention, those skilled in the art may make corresponding changes and modifications based on the present invention. However, these corresponding changes and modifications should be regarded as improvements of equivalent technologies and fall within the scope of protection of the claims of the present invention.

Claims

1. A flexible automatic indexing tool, characterized by: It includes a tooling ring, a gland, a base plate, a positioning seat, a slide, an indexing device, a plurality of crimping devices evenly distributed on the gland, and a controller; The workpiece is installed in the tooling ring, the pressure cover is fixed on the outer edge of the tooling ring and pressed against the edge of the upper end face of the workpiece, and the whole is placed on the bottom plate; the tooling ring is provided with pin holes in the circumferential direction, the number of which is equal to the number of holes required for machining the workpiece; The positioning seat is fixed on the base plate, and its inner end is an arc I with a clearance fit of the outer circle of the tooling ring. The two angular ends of the arc I are rotatably fixed with a first bearing by a first pin shaft, and the first bearing is connected to the outer circle of the tooling ring; a first linear cylinder is fixed in the middle of the positioning seat, and a second adapter is fixed to the end of the piston rod of the first linear cylinder, and the end of the second adapter is connected to an angular pin that can be inserted into and withdrawn from the pin hole of the tooling ring, and a first contact is fixed in the vertical direction; the third sensor bracket is fixed on the positioning seat and is located directly above the first contact, and the first contact sensor and the second contact sensor are respectively fixed on the lower end face of the third sensor bracket; the first linear cylinder pushes the angular pin to insert into and withdraw from the pin hole of the tooling ring, and at the same time, the first contact contacts the second contact sensor and the first contact sensor respectively to determine the extension and retraction status of the angular pin, and feedback signal to the controller; The slide is slidably connected to the guide rails fixed at both ends of the base plate through linear bearings, and its inner end has an arc II that matches the outer circle of the tooling ring. The two angular ends of the arc II are rotatably fixed with a second bearing by a second pin shaft, and the second bearing can be tightened on the outer circle of the tooling ring; the second linear cylinder is fixed to the second oil cylinder support fixed on the base plate, and its piston rod end is fixed to the adapter block fixed on the slide through the first adapter; the indexing device is embedded in the slide, which includes a servo linear electric cylinder, a third pin shaft, a connecting seat, a third oil cylinder support, a third linear cylinder, two cam bearings, an indexing pin that matches the pin hole of the tooling ring with a large clearance, a third proximity switch, The fourth proximity switch and the second contact; the third pin shaft is fixed to the upper end surface of the slide, the servo linear electric cylinder is hinged on the third pin shaft, the piston rod end of which is fixed with a third adapter, the connecting seat is hinged on the third adapter through the first hinge shaft, and the third oil cylinder support is fixed on the connecting seat; the third linear cylinder is installed on the third oil cylinder support, one end of its piston rod is hingedly connected to one end of the guide shaft located in the support through the fourth hinge shaft, and the other end of its piston rod is fixed with the second contact; the other end of the guide shaft is hingedly connected to one end of the connecting rod located in the connecting seat through the third hinge shaft, and the other end of the connecting rod is hinged to one end of the shift rod through the second hinge shaft; the other end of the shift rod A graduated latch is fixed thereto; a guide square hole is provided on the connecting seat, which cooperates with the shift rod in a slight clearance; the shift rod is placed in the guide square hole; the graduated latch can enter and exit the guide square hole and can be inserted into and withdrawn from the latch hole of the tooling ring; two cam bearings are fixed to the upper end face of the connecting seat at a distance, and the two cam bearings are placed in the circular arc groove provided on the upper end face of the slide, with their central axes intersecting at the center of the circular arc groove; the fourth sensor bracket is fixed to the inner end of the third oil cylinder support, and the third and fourth proximity switches used in conjunction with the second contact are respectively mounted on the fourth sensor bracket; driven by the second linear cylinder, the slide can move along the guide rail, thereby tightening or loosening the outer circle of the tooling ring with the second bearing; Driven by the servo linear electric cylinder, the connecting seat, the third oil cylinder support and the third linear cylinder move as a whole, driving the two cam bearings to move along the arc groove on the slide. The stroke of the servo linear electric cylinder is set, causing the tooling ring to rotate a certain angle, and the outer circle of the tooling ring rotates the distance between the centers of two adjacent pin holes. The third linear cylinder drives the guide shaft to move horizontally, and the guide shaft drives the connecting rod to move. The connecting rod drives the shift rod to move along the guide square hole, and the indexing pin is inserted into or out of the pin hole in the circumferential direction of the tooling ring. At the same time, the second contact is close to the third proximity switch and the fourth proximity switch respectively, determining the extension and retraction status of the indexing pin, and feeding back the signal to the controller. The crimping device includes a lever cylinder, a pressure plate, a sensor touch plate, and a first proximity switch and a second proximity switch used in conjunction with the sensor touch plate; the lever cylinder is fixed to the base plate, one end of the pressure plate is rotatably connected to the piston rod of the lever cylinder and the sensor touch plate is fixed to the same end, and the other end tightens or loosens the pressure cover as the piston rod of the lever cylinder extends and retracts; the first sensor bracket and the second sensor bracket are respectively fixed to the base plate, and the first proximity switch and the second proximity switch are respectively fixed to the upper ends of the first sensor bracket and the second sensor bracket; When the sensor touch plate approaches the second proximity switch, the pressure plate presses the pressure cover tightly. When the sensor touch plate approaches the first proximity switch, the pressure plate releases the pressure cover. The first proximity switch and the second proximity switch feedback signals to the controller.

2. The flexible automatic indexing tool according to claim 1, characterized in that: The specific structure of the first bearing being rotatably fixed at the two angular ends of the arc Ⅰ at the inner end of the positioning seat is: there are two first bearings, and each angular end of the arc Ⅰ is provided with an upper accommodating groove Ⅰ and a lower accommodating groove Ⅰ; the two first bearings are located in the upper and lower accommodating grooves Ⅰ, and the first pin shaft fixed in the center hole is fixed on the positioning seat.

3. The flexible automatic indexing tool according to claim 1 or 2, characterized in that: The specific structure of the second bearing being rotatably fixed at the two angular ends of the arc II at the inner end of the slide is: there are two second bearings, and each angular end of the arc II is provided with an upper accommodating groove II and a lower accommodating groove II; the two second bearings are located in the upper and lower accommodating grooves II, and the second pin shaft fixed in the center hole is fixed on the slide.

4. The flexible automatic indexing tool according to claim 3, characterized in that: The specific structure of the slide being slidably connected to the guide rails fixed at both ends of the base plate through linear bearings is as follows: the two ends of the guide rail are pressed and fixed by guide rail seats fixed on the base plate, and the guide rail is slidably connected to the inner hole of the slide through two linear bearings fixed in the inner hole of the slide, and its inner end is fixed to the guide rail seat by a retaining ring.

5. The flexible automatic indexing tool according to claim 1 or 2, characterized in that: The specific structure of the slide being slidably connected to the guide rails fixed at both ends of the base plate through linear bearings is as follows: the two ends of the guide rail are pressed and fixed by guide rail seats fixed on the base plate, and the guide rail is slidably connected to the inner hole of the slide through two linear bearings fixed in the inner hole of the slide, and its inner end is fixed to the guide rail seat by a retaining ring.

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