CN113927356B

CN113927356B - Roller carrier shaft cutting equipment with size adjusting structure

Info

Publication number: CN113927356B
Application number: CN202111239234.8A
Authority: CN
Inventors: 徐旭; 杨新宇; 张强; 荣岩; 夏维
Original assignee: Anhui Yunlong Grain Machinery Co ltd
Current assignee: Anhui Yunlong Grain Machinery Co ltd
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-08-05
Anticipated expiration: 2041-10-25
Also published as: CN113927356A

Abstract

The invention discloses a carrier roller shaft cutting device with a size adjusting structure, which relates to the technical field of carrier roller shaft cutting and is used for solving the problems that manual feeding is mostly adopted in the prior art, the carrier roller shaft is not clamped stably by the prior device, and the carrier roller shafts with different sizes cannot be cut; the annular cutting device can cut the carrier roller shafts with different sizes in an annular mode, and the two ends of the carrier roller shafts are clamped and fixed, so that the cutting accuracy of the cutter on the carrier roller shafts is improved, the carrier roller shafts can be fed automatically, and the labor intensity of workers is reduced.

Description

Roller carrier shaft cutting equipment with size adjusting structure

Technical Field

The invention belongs to the technical field of carrier roller shaft cutting, and particularly relates to carrier roller shaft cutting equipment with a size adjusting structure.

Background

The cutting equipment refers to continuous casting equipment for cutting a continuously pulled casting blank according to a fixed length requirement, the cutting equipment of the continuous casting machine comprises a flame cutting machine and a shearing machine, the cutting machine is divided into a metal material cutting machine and a non-metal material cutting machine from a cutting material, and the metal material cutting machine comprises a flame cutting machine, a plasma cutting machine, a laser cutting machine, a water jet cutting machine and the like; the non-metal material cutting machine is mainly a cutter cutting machine, and in the field of ferrous metallurgy, two main types of flame cutting machines and shearing machines are mainly used.

Present bearing roller axle is mostly artifical material loading, staff's intensity of labour is big, there is accident potential safety hazard, the slide that utilizes the device to have certain inclination usually makes it utilize self gravity to roll by oneself and cuts to the assigned position, unable automatic feeding, material loading efficiency is low, and present device is unstable to the bearing roller axle centre gripping in addition, it is poor to go up material position inaccuracy and leads to bearing roller axle machine-shaping effect, and can not cut to not unidimensional bearing roller axle, the commonality that leads to present device is not high, high in manufacturing cost.

To this end, we propose a carrier roller shaft cutting apparatus with a size adjustment structure.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a roller carrier shaft cutting device with a size adjusting structure, wherein a first driving motor drives a ring gear to rotate, so that a second driving motor drives a cutter to do circular motion, thereby realizing the annular cutting of roller carrier shafts with different sizes and solving the problem that the cutter of the prior device is difficult to completely cut the roller carrier shafts with different sizes; the arc-shaped clamping plates connected by the first connecting rods through the second telescopic rods can clamp and fix two ends of the carrier roller shafts with different sizes, so that the carrier roller shafts are prevented from shaking easily when a cutter cuts the carrier roller shafts, and further the cutting precision is reduced, and the problem that the existing device cannot stably clamp the carrier roller shafts, and the processing and forming effects of the carrier roller shafts are poor due to inaccurate feeding position is solved; drive first arc push pedal through first electric putter and reciprocate to cooperation second arc push pedal and second stopper make the bearing roller axle can the material loading by oneself, solve present bearing roller axle and mostly be artifical material loading, staff's intensity of labour is big, has accident potential safety hazard, utilizes the slide that the device has certain inclination to make it utilize self gravity to roll by oneself to the assigned position problem of cutting usually.

In order to achieve the purpose, the invention provides the following technical scheme:

bearing roller axle cutting equipment with size adjustment structure, including bracing piece and workstation, the bottom four corners of workstation is fixed with the bracing piece through spot welding, the material loading subassembly is installed to one side of workstation, centre gripping conveying component and cutting assembly are installed at the top of workstation, cutting assembly includes mount, annular slab, ring gear, a driving motor and first gear, the mount is installed to the top symmetry of workstation, the annular slab is fixed through spot welding in the outside of mount, there is the ring gear outside of annular slab through bearing swing joint, a driving motor in the outside fixedly connected with of annular slab, a driving motor's output is fixed with first gear through spot welding, first gear is connected with the ring gear meshing.

Further, cutting assembly still includes first backup pad, second driving motor, cutter, screw hole, head rod, first telescopic link, arc grip block and second backup pad, the second backup pad is installed in ring gear's the outside, the top equidistance of second backup pad sets up screw hole, the first backup pad of bolt fixedly connected with is passed through to the second backup pad, the top of first backup pad is fixed with second driving motor through spot welding, the cutter is installed to second driving motor's output.

Further, threaded holes are formed in the outer side of the ring gear in an equidistant mode, the second supporting plate is fixedly connected with the ring gear through bolts, a first connecting rod is fixedly connected to the outer side of the fixing frame, a first telescopic rod is fixedly connected to one end, far away from the fixing frame, of the first connecting rod, an arc-shaped clamping plate is fixed to the telescopic end of the first telescopic rod through spot welding, and a first spring is sleeved on the outer side of the first telescopic rod.

Further, the feeding assembly comprises a feeding table, an orientation plate, a first limiting block, a first electric push rod and a first arc-shaped push plate, the orientation plate and the first limiting block are fixedly connected to the top of the feeding table, the first limiting block is symmetrically arranged, the first electric push rod is fixedly connected to the bottom of the feeding table, a groove hole is formed in the top of the feeding table in a penetrating mode, the first arc-shaped push plate is installed in the groove hole, and the bottom of the first arc-shaped push plate is rotatably connected with the telescopic end of the first electric push rod.

Further, the material loading subassembly still includes second arc push pedal, second stopper, first spout and third stopper, the one end and the directional board of first arc push pedal rotate to be connected, the other end of first arc push pedal rotates through torsion spring and is connected with second arc push pedal, the bottom of second arc push pedal is fixed with the second stopper through spot welding, the second stopper cooperatees with first arc push pedal, first spout has been seted up to the top symmetry of pay-off platform, the top of pay-off platform is fixed with the third stopper through spot welding.

Further, centre gripping conveying assembly includes third driving motor, second gear, first support and third gear, third driving motor is installed at the top of workstation, third driving motor's output is fixed with the second gear through spot welding, the top of workstation has the third gear through first support mounting, the third gear is connected with the drive chain meshing.

Furthermore, the outside equidistance of drive chain is connected with the diaphragm, the outside of diaphragm is connected with first gripper jaw and second gripper jaw through torsion spring rotation, the equal fixedly connected with fourth stopper in the outside of first gripper jaw and second gripper jaw.

Further, the outside fixedly connected with mounting bracket of workstation, the top installation deflector of mounting bracket, second telescopic link and mounting bracket fixed connection are passed through to the one end of deflector, and the outside cover of second telescopic link is equipped with the second spring, the other end of deflector passes through the second support and is connected with the workstation, the material receiving box is all installed to the both sides of workstation, and material receiving box and deflector cooperate.

The invention also provides a working method of the carrier roller shaft cutting equipment with the size adjusting structure, which comprises the following steps:

the method comprises the following steps: the method comprises the following steps that a carrier roller shaft is placed on a feeding table, the carrier roller shaft is in a static state under the action of a first limiting block, a first electric push rod is started, the end of the first electric push rod drives a first arc-shaped push plate to move up and down, the carrier roller shaft is pushed to a directional plate by matching with a second arc-shaped push plate, and then the effect of a second limiting block is matched, so that the folding angle of the second arc-shaped push plate can be limited, the situation that the folding angle of the second arc-shaped push plate is too large, the carrier roller shaft is failed to be supported is prevented, and the carrier roller shaft slides to the bottom through an inclined plane on one side of the directional plate;

step two: after the previous carrier roller shaft is conveyed by the clamping conveying assembly, when the carrier roller shaft is pushed to the edge of the feeding table, a third driving motor is started, the third driving motor is matched with a third gear connected with the first support to drive a driving chain to rotate, when a second clamping claw firstly contacts the carrier roller shaft through a first sliding groove, the second clamping claw is folded through a torsion spring and continues to move, the first clamping claw contacts and supports the carrier roller shaft, and a fourth limiting block arranged at the bottom of the first clamping claw and the bottom of the second clamping claw is matched to realize effective clamping conveying of the carrier roller shaft;

step three: adjust the position of the cutter among the cutting assembly, treat that the bearing roller axle removes to the assigned position after, start first driving motor and second driving motor, first driving motor drives ring gear and carries out the circular motion, in the cutter is to the bearing roller axle cutting, the head rod is through the firm support of arc grip block to the both ends of bearing roller axle, and the first telescopic link of arc grip block cooperation can carry out effective shock attenuation to the vibrations that the cutting brought, when the completion is to the cutting of bearing roller axle, the deflector of workstation both sides expert installation leads to the waste material, until the waste material slides smoothly to the receipts workbin, accomplish the cutting to the bearing roller axle through above-mentioned step.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the circular cutting device, the first driving motor drives the ring gear to rotate, so that the second driving motor drives the cutter to do circular motion, the circular cutting of the carrier roller shafts with different sizes is realized, and the problem that the cutter of the existing device is difficult to completely cut the carrier roller shafts with different sizes is solved;

2. the arc-shaped clamping plates connected by the first connecting rods through the second telescopic rods can clamp and fix two ends of the carrier roller shafts with different sizes, so that the carrier roller shafts are prevented from shaking easily when a cutter cuts the carrier roller shafts, and further the cutting precision is reduced, and the problem that the existing device cannot stably clamp the carrier roller shafts, and the processing and forming effects of the carrier roller shafts are poor due to inaccurate feeding position is solved; the first clamping jaw and the second clamping jaw are arranged, and the third driving motor and the driving chain are matched, so that the continuous conveying of the carrier roller shaft is realized, the workload of operators is reduced, the potential safety hazard is reduced, and the production effect is improved;

3. according to the automatic cutting device, the first electric push rod drives the first arc-shaped push plate to move up and down, and the second arc-shaped push plate and the second limiting block are matched, so that the roller carrier shaft can automatically feed, and the problems that the existing roller carrier shaft is mostly manually fed, the labor intensity of workers is high, accident potential safety hazards exist, and the sliding plate with a certain inclination angle of the device is generally utilized to automatically roll to a specified position for cutting are solved; through adjusting first backup pad and in the position of second backup pad to and adjust the position of second backup pad on ring gear, make the cutter can cut the bearing roller axle according to different length, and the cooperation deflector makes the waste material of being cut at bearing roller axle both ends fall into to the collecting box through the deflector, realizes the effective collection to the waste material.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a top view of the loading assembly of the present invention;

FIG. 3 is a side view of the overall structure of the present invention;

FIG. 4 is a schematic view of a cutting assembly according to the present invention;

FIG. 5 is a side view of the overall structure of the present invention;

FIG. 6 is an enlarged view of the area A of the present invention;

FIG. 7 is an enlarged view of the area B of the present invention;

FIG. 8 is an enlarged view of the area C of the present invention;

fig. 9 is a schematic structural view of a first clamping jaw and a second clamping jaw of the invention.

Reference numerals: 1. a support bar; 2. a work table; 5. a feeding assembly; 501. a feeding table; 502. an orientation plate; 503. a first stopper; 504. a first electric push rod; 505. a first arcuate push plate; 506. a second arc-shaped push plate; 507. a second limiting block; 508. a first chute; 509. a third limiting block; 6. a clamping and conveying assembly; 604. a third drive motor; 605. a second gear; 606. a first bracket; 607. a third gear; 608. a drive chain; 609. a transverse plate; 610. a first gripper jaw; 611. a second gripper jaw; 612. a fourth limiting block; 7. a cutting assembly; 701. a fixed mount; 702. an annular plate; 703. a ring gear; 704. a first drive motor; 705. a first gear; 706. a first support plate; 707. a second drive motor; 708. a cutter; 709. a threaded hole; 710. a first connecting rod; 711. a first telescopic rod; 712. an arc-shaped clamping plate; 713. a second support plate; 9. a guide plate; 10. a mounting frame; 11. a second telescopic rod; 12. a second bracket; 13. a material receiving box; 19. a slot; 20. a torsion spring.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The first embodiment is as follows:

as shown in fig. 1, 2 and 7, the carrier roller shaft is placed on the feeding table 501, the carrier roller shaft is in a static state under the action of the first limiting block 503, the first electric push rod 504 is started, the telescopic end of the first electric push rod 504 drives the first arc push plate 505 to move up and down in the groove hole 19, and the carrier roller shaft is pushed to the orientation plate 502 by matching with the second arc push plate 506, slides to the bottom through the inclined surface on one side of the orientation plate 502, and is limited by the third limiting block 509, after the previous carrier roller shaft is conveyed by the clamping conveying assembly 6, the first electric push rod 504 drives the first arc push plate 505 to move downwards, the second arc push plate 506 is limited by the position of the carrier roller shaft, and is folded under the action of the torsion spring 20 until one end of the second arc push plate 506 moves to the bottom of the carrier roller shaft, and then matching with the action of the second limiting block 507, the second limiting block 507 is arranged to limit the folding angle of the second arc push plate 506, prevent that the folding angle of second arc push pedal 506 is too big, lead to the support failure to the bearing roller axle, thereby carry out the material loading of next bearing roller axle, drive first arc push pedal 505 through first electric putter 504 and reciprocate, and cooperation second arc push pedal 506 and second stopper 507, make the bearing roller axle can be by oneself the material loading, it is mostly artifical material loading to solve current bearing roller axle, staff's intensity of labour is big, there is accident potential safety hazard, the slide that utilizes the device to have certain inclination makes it utilize self gravity to roll by oneself to the assigned position problem of cutting.

Example two:

as shown in fig. 1, 3, 6 and 9, when the carrier roller shaft is pushed to the edge of the feeding table 501 by the feeding assembly 5, the third driving motor 604 is started, the third driving motor 604 drives the second gear 605 to rotate, the third gear 607 connected with the first bracket 606 drives the driving chain 608 to rotate, the driving chain 608 drives the plurality of transverse plates 609 to circularly move, after the second clamping claw 611 first contacts the carrier roller shaft through the first sliding chute 508, the second clamping claw is folded by the torsion spring 20 and continues to move, the first clamping claw 610 contacts the carrier roller shaft and supports the carrier roller shaft, the fourth limiting block 612 is arranged at the bottom of the first clamping claw 610 and the second clamping claw 611 to realize effective clamping and conveying of the carrier roller shaft, the fourth limiting block 612 can limit the folding angle of the first clamping claw 610 and the second clamping claw 611, and prevent the folding angle of the first clamping claw 610 and the second clamping claw 611 from being too large, resulting in a failure to support and transport the carrier roller shaft.

Example three:

as shown in fig. 1-5 and 8, firstly, according to the actual processing requirement of the carrier roller shaft, the position of the cutter 708 in the cutting assembly 7 is adjusted, when specifically setting, according to the diameter of the carrier roller shaft, the second support plate 713 is fixed on the threaded hole 709 arranged on the outer side of the ring gear 703 through a bolt, the first support plate 706 is fixed on the threaded hole 709 arranged on the outer side of the second support plate 713 through a bolt, thereby completing the adjustment of the cutter 708, after the carrier roller shaft moves to a specified position, the first driving motor 704 and the second driving motor 707 are started, the first driving motor 704 drives the ring gear 703 to perform circular motion on the outer side of the ring plate 702 through the first gear 705, thereby driving the second driving motor 707 to perform circular motion, while the cutter 708 cuts the carrier roller shaft, the first connecting rod 710 connected with the fixing frame 701 stably supports the two ends of the carrier roller shaft through the arc-shaped clamping plate 712, and arc grip block 712 cooperation first telescopic link 711 can carry out effective shock attenuation to the vibrations that the cutting brought, when accomplishing the cutting to the bearing roller axle, 2 both sides of workstation are led the waste material through deflector 9 that second support 12 is connected, until the waste material smooth landing is to receiving the workbin 13 in, the one end of deflector 9 is passed through second telescopic link 11 and is connected with mounting bracket 10, bracing piece 1 carries out the outrigger to workstation 2, the realization is effectively cushioned the impact force that the waste material directly fell on deflector 9, prevent that the waste material from smashing the staff who is responsible for the operation on one side, can also reduce the pollution of noise, through adjusting first backup pad 706 and in the position of second backup pad 713, and adjust the position of second backup pad 713 on ring gear 703, make cutter 708 can cut the bearing roller axle according to different length.

The working process and principle of the invention are as follows:

the carrier roller shaft is placed on the feeding table 501, the carrier roller shaft is in a static state under the action of a first limiting block 503, a first electric push rod 504 is started, the telescopic end of the first electric push rod 504 drives a first arc-shaped push plate 505 to move up and down in the groove hole 19 and is matched with a second arc-shaped push plate 506 to push the carrier roller shaft to a directional plate 502, and then the effect of a second limiting block 507 is matched, the arrangement of the second limiting block 507 can limit the folding angle of the second arc-shaped push plate 506, the situation that the folding angle of the second arc-shaped push plate 506 is too large to cause support failure of the carrier roller shaft is avoided, so that the next carrier roller shaft is fed, the carrier roller shaft slides to the bottom through the inclined surface on one side of the directional plate 502, after the previous carrier roller shaft is conveyed by the clamping and conveying assembly 6, when the carrier roller shaft is pushed to the edge of the feeding table 501, a third driving motor 604 is started, and drives a second gear 605 to rotate, the third gear 607 connected with the first bracket 606 drives the driving chain 608 to rotate, the driving chain 608 drives the transverse plates 609 to circularly move, after the second clamping claw 611 firstly contacts the roller carrier shaft through the first sliding groove 508, the second clamping claw 611 is folded through the torsion spring 20 and continuously moves, the first clamping claw 610 contacts and supports the roller carrier shaft, and effective clamping and conveying of the roller carrier shaft are realized through the cooperation of the first clamping claw 610 and the fourth limiting block 612 arranged at the bottom of the second clamping claw 611; according to the requirement of the actual processing of the carrier roller shaft, the position of a cutter 708 in the cutting assembly 7 is adjusted, after the carrier roller shaft moves to a specified position, a first driving motor 704 and a second driving motor 707 are started, the first driving motor 704 drives a ring gear 703 to perform circular motion, when the cutter 708 cuts the carrier roller shaft, a first connecting rod 710 stably supports the two ends of the carrier roller shaft through an arc-shaped clamping plate 712, the arc-shaped clamping plate 712 is matched with a first telescopic rod 711 to effectively absorb shock caused by cutting, when the cutting of the carrier roller shaft is completed, the two sides of the working table 2 are guided by a guide plate 9 connected with a second support 12 until the waste smoothly slides into a material receiving box 13, and the cutting of the carrier roller shaft is completed through the steps.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. Bearing roller axle cutting equipment with size adjusting structure, including bracing piece (1) and workstation (2), the bottom four corners of workstation (2) is fixed with bracing piece (1) through spot welding, its characterized in that, material loading subassembly (5) is installed to one side of workstation (2), centre gripping conveying component (6) and cutting assembly (7) are installed to the top of workstation (2), cutting assembly (7) include mount (701), annular plate (702), ring gear (703), first driving motor (704) and first gear (705), mount (701) are installed to the top symmetry of workstation (2), annular plate (702) is fixed through spot welding in the outside of mount (701), the outside of annular plate (702) has ring gear (703) through bearing swing joint, the outside fixedly connected with first driving motor (704) of annular plate (702), a first gear (705) is fixed at the output end of the first driving motor (704) through spot welding, and the first gear (705) is meshed with the ring gear (703);

the cutting assembly (7) further comprises a first supporting plate (706), a second driving motor (707), a cutter (708), a threaded hole (709), a first connecting rod (710), a first telescopic rod (711), an arc-shaped clamping plate (712) and a second supporting plate (713), the second supporting plate (713) is installed on the outer side of the ring gear (703), the threaded hole (709) is formed in the top of the second supporting plate (713) in an equidistant mode, the first supporting plate (706) is fixedly connected to the second supporting plate (713) through bolts, the second driving motor (707) is fixed to the top of the first supporting plate (706) through spot welding, the cutter (708) is installed at the output end of the second driving motor (707), the threaded hole (709) is formed in the outer side of the ring gear (703) in an equidistant mode, and the second supporting plate (713) is fixedly connected to the ring gear (703) through bolts, the utility model discloses a spring fixing device, including mount (701), the outside fixedly connected with head rod (710) of mount (701), the first telescopic link (711) of one end fixedly connected with of mount (701) is kept away from in head rod (710), the flexible end of first telescopic link (711) is fixed with arc grip block (712) through spot welding, the outside cover of first telescopic link (711) is equipped with first spring.

2. The carrier roller shaft cutting equipment with the size adjusting structure is characterized in that the feeding assembly (5) comprises a feeding table (501), an orientation plate (502), a first limiting block (503), a first electric push rod (504) and a first arc-shaped push plate (505), the orientation plate (502) and the first limiting block (503) are fixedly connected to the top of the feeding table (501), the first limiting block (503) is symmetrically arranged, the first electric push rod (504) is fixedly connected to the bottom of the feeding table (501), a slotted hole (19) is formed in the top of the feeding table (501) in a penetrating mode, the first arc-shaped push plate (505) is installed in the slotted hole (19), and the bottom of the first arc-shaped push plate (505) is rotatably connected with a telescopic end of the first electric push rod (504).

3. The carrier roller shaft cutting equipment with the size adjusting structure as claimed in claim 2, wherein the feeding assembly (5) further comprises a second arc-shaped pushing plate (506), a second limiting block (507), a first sliding groove (508) and a third limiting block (509), one end of the first arc-shaped pushing plate (505) is rotatably connected with the orientation plate (502), the other end of the first arc-shaped pushing plate (505) is rotatably connected with the second arc-shaped pushing plate (506) through a torsion spring (20), the bottom end of the second arc-shaped pushing plate (506) is fixed with the second limiting block (507) through spot welding, the second limiting block (507) is matched with the first arc-shaped pushing plate (505), the first sliding groove (508) is symmetrically formed in the top of the feeding table (501), and the third limiting block (509) is fixed to the top of the feeding table (501) through spot welding.

4. The carrier roller shaft cutting equipment with the size adjusting structure is characterized in that the clamping conveying assembly (6) comprises a third driving motor (604), a second gear (605), a first bracket (606) and a third gear (607), the third driving motor (604) is installed at the top of the workbench (2), the second gear (605) is fixed at the output end of the third driving motor (604) through spot welding, the third gear (607) is installed at the top of the workbench (2) through the first bracket (606), and the third gear (607) is in meshed connection with a driving chain (608).

5. The carrier roller shaft cutting device with the size adjusting structure as claimed in claim 4, characterized in that a cross plate (609) is connected to the outer side of the driving chain (608) at equal intervals, a first clamping claw (610) and a second clamping claw (611) are rotatably connected to the outer side of the cross plate (609) through a torsion spring (20), and a fourth limiting block (612) is fixedly connected to the outer sides of the first clamping claw (610) and the second clamping claw (611).

6. The roller shaft cutting equipment with the size adjusting structure as claimed in claim 5, wherein the outer side of the workbench (2) is fixedly connected with a mounting rack (10), a top mounting guide plate (9) of the mounting rack (10), one end of the guide plate (9) is fixedly connected with the mounting rack (10) through a second telescopic rod (11), a second spring is sleeved on the outer side of the second telescopic rod (11), the other end of the guide plate (9) is connected with the workbench (2) through a second support (12), material receiving boxes (13) are installed on two sides of the workbench (2), and the material receiving boxes (13) are matched with the guide plate (9).

7. A method of operating the idler shaft cutting apparatus with size adjustment structure as recited in claim 6, wherein the method of operating the idler shaft cutting apparatus with size adjustment structure comprises the steps of:

the method comprises the following steps: the method comprises the following steps that a carrier roller shaft is placed on a feeding table (501), the carrier roller shaft is in a static state under the action of a first limiting block (503), a first electric push rod (504) is started, the end of the first electric push rod (504) drives a first arc-shaped push plate (505) to move, and the carrier roller shaft is pushed to a directional plate (502) by matching with a second arc-shaped push plate (506), the second limiting block (507) is arranged to limit the folding angle of the second arc-shaped push plate (506), so that the situation that the folding angle of the second arc-shaped push plate (506) is too large, the carrier roller shaft is supported unsuccessfully is prevented, and the carrier roller shaft slides to the bottom through an inclined plane on one side of the directional plate (502);

step two: after the previous carrier roller shaft is conveyed by the clamping conveying assembly (6), when the carrier roller shaft is pushed to the edge of the feeding table (501), a third driving motor (604) is started, the third driving motor (604) is matched with a third gear (607) connected with a first support (606) to drive a driving chain (608) to rotate, when a second clamping claw (611) firstly contacts the carrier roller shaft through a first sliding groove (508), the second clamping claw is folded through a torsion spring (20) and moves continuously, the first clamping claw (610) contacts the carrier roller shaft and supports the carrier roller shaft, and a fourth limiting block (612) arranged at the bottoms of the first clamping claw (610) and the second clamping claw (611) is matched to realize effective clamping conveying of the carrier roller shaft;

step three: adjust the position of cutter (708) in cutting subassembly (7), treat that the bearing roller axle removes to the assigned position after, start first driving motor (704) and second driving motor (707), first driving motor (704) drive ring gear (703) and carry out circular motion, when cutter (708) are to the bearing roller axle cutting, head rod (710) stabilize through arc grip block (712) and support the both ends of bearing roller axle, and arc grip block (712) cooperation first telescopic link (711) can carry out effective shock attenuation to the vibrations that the cutting brought, when the completion is to the cutting of bearing roller axle, deflector (9) of leading to the installation in workstation (2) both sides are led to the waste material, in the smooth waste material landing to receiving case (13), accomplish the cutting to the bearing roller axle through above-mentioned step.