CN111002049B - Flat guide rail inclined lathe bed - Google Patents

Flat guide rail inclined lathe bed Download PDF

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Publication number
CN111002049B
CN111002049B CN201911338323.0A CN201911338323A CN111002049B CN 111002049 B CN111002049 B CN 111002049B CN 201911338323 A CN201911338323 A CN 201911338323A CN 111002049 B CN111002049 B CN 111002049B
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China
Prior art keywords
guide rail
saddle
internal stress
sliding
guide
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CN201911338323.0A
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CN111002049A (en
Inventor
汪传宏
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Chongqing Honggang CNC Machine Tool Co Ltd
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Chongqing Honggang CNC Machine Tool Co Ltd
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Priority to CN201911338323.0A priority Critical patent/CN111002049B/en
Publication of CN111002049A publication Critical patent/CN111002049A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
    • B23Q1/015—Frames, beds, pillars
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
    • B23Q1/017—Arrangements of ways
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/08—Protective coverings for parts of machine tools; Splash guards

Abstract

The invention relates to the technical field of machine tool structures, in particular to a flat guide rail inclined lathe bed, which solves the technical problem that the machining precision is influenced by the internal stress of a guide rail of an inclined lathe bed machine tool. The tailstock guide rail and the tailstock guide rail are respectively distributed on the right side of the machine base in a step shape, and the upper surfaces of the tailstock guide rail and the machine base guide rail are parallel to a reference surface of the bottom surface of the machine base; an internal stress adjusting device for adjusting the internal stress is arranged beside the saddle guide rail, and the internal stress adjusting device vibrates and impacts the saddle guide rail. The invention reduces the internal stress of the saddle guide rail, is beneficial to delaying the surface defect deterioration speed of the saddle guide rail, improves the processing precision and enlarges the processing range, has good machine tool rigidity, is not easy to deform, has long service life, is easy to turn, mill and compound or exchange, and reduces the use cost.

Description

Flat guide rail inclined lathe bed
Technical Field
The invention relates to the technical field of machine tool structures, in particular to a flat guide rail inclined lathe bed.
Background
The inclined lathe bed layout lathe has the advantages that the guide rail inclination angles are usually selected from 45 degrees, 60 degrees and 75 degrees, the stress condition can be changed under the same condition, the rigidity of the lathe bed can be improved through the integrally closed section design, and particularly, the automatic tool changing device is convenient to arrange. Therefore, the lathe with the inclined lathe bed layout is widely applied to the machining industry and is used for machining various precise and complicated rotary parts.
Chinese patent publication No. CN206435991 discloses a flat guide rail slant bed for a machine tool, which comprises a bed body, a guide rail mounting surface located at the top of the bed body, a tailstock guide rail and a saddle guide rail located on the guide rail mounting surface. Wherein: the top surfaces of the tailstock guide rail and the bed saddle guide rail form an included angle with the guide rail mounting surface in the same size, so that the top surfaces of the tailstock guide rail and the bed saddle guide rail are parallel to the positioning base surface at the bottom of the bed body; the top surface of the tailstock guide rail is lower than the top surface of the saddle guide rail. The inclined lathe body is not easy to deform, has long service life, and is universal for lathe milling machines and easy to combine with turning milling.
However, the saddle guide rail bears a large load, the guide rail needs to bear the weight of a saddle assembly, a turret assembly or a tailstock assembly mounted thereon, and needs to bear the feed load when the tool is used for processing a workpiece, and the guide rail bears a large pressure, is unevenly stressed, and is prone to generate uneven internal stress. In the process of machining a modern high-speed high-precision numerically controlled lathe, the influence of guide rail deformation on the machining precision of the numerically controlled lathe is more and more emphasized. In addition, in order to realize quick positioning, the workbench and the tool rest need to move quickly on the guide rail surface to transfer load, and friction and heating between the workbench and the guide rail are frequently and unevenly generated, so that the nonuniformity of the internal stress of the guide rail is further aggravated. Internal stress is easily concentrated at the position with the surface defect of the guide rail, the deterioration speed of the surface defect is promoted, and the guide rail generates micro deformation to influence the processing precision.
Disclosure of Invention
The invention provides a flat guide rail inclined lathe bed, which solves the technical problem that the machining precision is influenced by the internal stress of a guide rail of an inclined lathe bed machine tool.
The basic scheme provided by the invention is as follows: a flat guide rail inclined lathe bed comprises a base, a saddle guide rail used for mounting a saddle assembly and a tailstock guide rail used for mounting a tailstock assembly, wherein the left end of the base is used for mounting a spindle assembly, the saddle guide rail and the tailstock guide rail are distributed on the right side of the base in a step shape, the saddle guide rail and the tailstock guide rail are also distributed on the base in the step shape, the mounting position of the saddle guide rail is above the tailstock guide rail, and the upper surfaces of the tailstock guide rail and the saddle guide rail are parallel to the reference surface of the bottom surface of the base;
an internal stress adjusting device for adjusting internal stress is arranged beside the saddle guide rail, and the internal stress adjusting device vibrates and impacts the saddle guide rail; the internal stress adjusting device comprises a vibration unit, a pre-tightening spring, a sliding block and a fixed support, wherein the vibration unit comprises a motor and an eccentric rotor, a shaft for outputting power by the motor is a driving shaft, the eccentric rotor is arranged on the driving shaft, and the vibration unit is arranged on the sliding block; the fixed support is fixed on the base, a sliding guide mechanism is arranged between the sliding block and the fixed support, the sliding direction of the sliding block and the fixed support relative to each other is parallel to the saddle guide rail, and the driving shaft is vertical to the saddle guide rail; the pre-tightening spring is installed between the sliding block and the fixed support, and the impact block is installed on one side, close to the saddle guide rail, of the sliding block.
The working principle and the advantages of the invention are as follows:
due to the adoption of the layout of the inclined lathe bed, the saddle guide rail and the tailstock guide rail are distributed on the right side of the machine base in a step shape, and the saddle guide rail and the tailstock guide rail are also distributed on the machine base in a step shape respectively, so that the position of a saddle assembly arranged on the saddle guide rail is raised, and the turning, milling and combining or exchanging are easy. Compared with a common lathe bed in a horizontal layout, the inclined plane layout can prolong the X-direction moving distance of the saddle assembly, and the cutter drives the gravity of the saddle assembly to feed downwards in an inclined mode, so that the machining precision is improved, and the machining range is enlarged. The longitudinal section area of the lathe bed is larger, the rigidity of the lathe bed is good, and the lathe bed is not easy to deform. The upper surfaces of the tailstock guide rail and the saddle guide rail are parallel to the reference surface of the bottom surface of the machine base, and the tailstock guide rail and the saddle guide rail vertically bear loads, so that the tailstock guide rail and the saddle guide rail are stronger in load capacity and long in service life.
An internal stress adjusting device for adjusting the internal stress is arranged beside the saddle guide rail, and the internal stress adjusting device vibrates and impacts the saddle guide rail. The internal stress adjusting device comprises a vibrating unit, a pre-tightening spring, a sliding block and a fixing support, wherein the vibrating unit comprises a motor and an eccentric rotor, a shaft for outputting power by the motor is a driving shaft, the eccentric rotor is arranged on the driving shaft, acting force and reacting force are formed between the motor and the eccentric rotor when the motor rotates, and vibration is generated by utilizing unbalanced mass of the eccentric rotor. The vibrating unit is arranged on the sliding block and drives the sliding block to vibrate. The fixed support is fixed on the base, a sliding guide mechanism is arranged between the sliding block and the fixed support, the sliding direction of the sliding block relative to the fixed support is parallel to the saddle guide rail, the driving shaft is perpendicular to the saddle guide rail, and the vibration generated by the eccentric rotor is circumferential vibration in a plane, so that the vibration of the sliding block is limited to reciprocating vibration while the sliding block is limited to linear motion. The pretension spring is established between sliding block and fixed bolster, and the sliding block is close to saddle guide rail one side and installs the striking piece, and the momentum of pretension spring storage sliding block releases again, can also cushion the reverse impact behind the sliding block striking saddle guide rail. The impact block applies vibration impact to the saddle guide rail, so that the internal stress of the saddle guide rail is reduced, secondary damage caused by the fact that the internal stress concentrates on surface defects such as indentations and microcracks is avoided, the surface defect deterioration speed of the saddle guide rail is favorably delayed, the processing precision is improved, the service life is prolonged, and the maintenance cost of the saddle guide rail is reduced.
The invention reduces the internal stress of the saddle guide rail, is beneficial to delaying the surface defect deterioration speed of the saddle guide rail, improves the processing precision and enlarges the processing range, has good machine tool rigidity, is not easy to deform, has long service life, is easy to turn, mill and compound or exchange, and reduces the maintenance cost.
Further, the sliding guide mechanism is provided with a sliding unit, the sliding unit comprises a polish rod hole and a polish rod sliding in the polish rod hole, one end of the polish rod is fixed with the fixing support, the polish rod and the guide rail are parallel to each other, the polish rod hole is arranged in the sliding block, and the sliding contact surface of the polish rod and the polish rod hole is lubricated by lubricating oil. The circular vibration of the eccentric rotor in the vertical plane is converted into the reciprocating linear vibration of the vibration unit, so that the sliding resistance is smaller, the service life is longer, the waste of kinetic energy is avoided, the structure is simple, and the installation is convenient.
Further, the internal stress adjusting device is arranged at the tail end of the right side of the saddle guide rail. The right side space of the saddle guide rail is sufficient, the installation and the disassembly are convenient, and the influence on the processing parts can not be caused.
Further, the internal stress adjusting devices are arranged at two ends of the saddle guide rail. The internal stress is removed more uniformly and quickly.
Furthermore, two ends of the driving shaft are respectively provided with an eccentric rotor, and the eccentric directions of the two eccentric rotors are consistent. The interference torsion moment generated by the single eccentric rotor on the single side of the driving shaft is balanced, the effective vibration moment is increased, and the volume of the polarization rotor is relatively reduced.
Further, the vibration units of the internal stress adjusting device are arranged in two, the two vibration units are arranged side by side, the driving shafts of the two vibration units are parallel to each other, and the eccentric force of the eccentric rotor is offset in the vertical direction. The vibration torque of a single vibration unit in the vertical direction is balanced, the movement direction of vibration is limited, the interference torque is reduced, and the noise is reduced.
Further, the sliding guide mechanism is provided with 2-4 sliding units. The rolling motion of the sliding unit is limited, the winding of the line is avoided, the diameter of the light rod is relatively reduced under the condition of meeting the structural strength, the flexible arrangement of parts is facilitated, and the size of the internal stress adjusting device is reduced.
Further, the motor adopts the motor, and the drive shaft is the motor shaft. Convenient control and regulation, easy installation, the noise is less.
Further, the motor is a pneumatic motor, and the driving shaft is a pneumatic motor shaft. Large moment and small volume.
Furthermore, the surface of the impact block close to the saddle guide rail is a smooth curved surface. Avoid stress concentration, reduce the destruction to the saddle guide rail, the rigidity is good, and non-deformable also is regular circular contact surface after warping.
Drawings
Fig. 1 is a schematic structural view of an embodiment 1 of a flat-guide slant bed according to the present invention.
Fig. 2 is a cross-sectional view of an internal stress adjusting device in a flat-guide slant bed according to the present invention.
Fig. 3 is a schematic structural view of an embodiment 2 of a flat-guide slant bed according to the present invention.
Detailed Description
The following is further detailed by the specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a base 1, a tailstock guide rail 2, a saddle guide rail 3, an internal stress adjusting device 4, a sliding block 5, a double-shaft motor 6, an eccentric rotor 7, a polished rod 8, a pre-tightening spring 9, a fixed support 10, an impact block 11 and a protective cover 12.
Example 1 is substantially as shown in figure 1:
the utility model provides a flat rail slant lathe bed, including frame 1, a tailstock guide rail 2 that is used for installing the saddle guide rail 3 of saddle subassembly and is used for installing the tailstock subassembly, 1 left end of frame is used for installing the main shaft subassembly, saddle guide rail 3 and 2 echelonment distributions of tailstock guide rail are on 1 right side of frame, saddle guide rail 3 and tailstock guide rail 2 self also distribute on frame 1 with the echelonment respectively, the mounted position of saddle guide rail 3 is on tailstock guide rail 2, the upper surface of tailstock guide rail 2 and saddle guide rail 3 all is on a parallel with the reference surface of 1 bottom surface of frame. The position of the saddle assembly is raised, the machining precision is improved, the machining range is enlarged, and the turning and milling combination or interchange is easy.
An internal stress adjusting device 4 for adjusting the internal stress is arranged beside the saddle guide rail 3, and the internal stress adjusting device 4 vibrates and impacts the saddle guide rail 3. The internal stress adjusting devices 4 are arranged at two ends of the saddle guide rail 3, so that internal stress is cleared more uniformly and more quickly. And after the machining is finished, starting the internal stress adjusting device 4, and carrying out vibration impact on the saddle guide rail 3 to remove the internal stress, wherein the vibration duration is 5 minutes.
As shown in fig. 2, the internal stress adjusting device 4 includes a vibration unit, a pre-tightening spring 9, a sliding block 5 and a fixing bracket 10. A double-shaft motor 6 is adopted in the vibration unit, two eccentric rotors 7 are respectively installed at two ends of a motor shaft of the double-shaft motor 6, and the eccentric directions of the two eccentric rotors 7 are consistent. The interference torsion moment generated by the single eccentric rotor 7 on the single side of the motor shaft is balanced, the effective vibration moment is increased, and the volume of the polarization rotor is relatively reduced. The vibration unit is mounted on the sliding block 5 in a manner of being fixed by screws.
The vibration units of the internal stress adjusting device 4 are arranged in two, the two vibration units are arranged side by side, the driving shafts of the two vibration units are parallel to each other, and the eccentric force of the eccentric rotor 7 is offset in the vertical direction. The vibration torque of a single vibration unit in the vertical direction is balanced, the movement direction of vibration is limited, the interference torque is reduced, and the noise is reduced.
The fixed support 10 is box-shaped with the left side and the top surface both not closed, and the left end of its bottom lower surface is equipped with the fixed plate perpendicularly, and fixed plate and fixed support integrated into one piece, two sets of fixed plates are fixed on the lateral wall of the other frame 1 of saddle guide rail 3 both ends with the bolt respectively. The sliding block 5 is positioned at the left end inside the fixed support 10, a sliding guide mechanism is arranged between the sliding block 5 and the inner wall of the right side of the fixed support 10, the sliding direction of the sliding block 5 and the fixed support 10 is parallel to the saddle guide rail 3, and the motor shaft of the double-shaft motor 6 is vertical to the saddle guide rail 3. The double-shaft motor 6 drives the eccentric rotor 7 to rotate, and the sliding block 5 is driven to move left and right by the interaction force between the double-shaft motor 6 and the eccentric rotor 7. Wherein, the slip guiding mechanism is provided with the slip unit, and the slip unit includes polished rod hole and gliding polished rod 8 in the polished rod hole, and the cooperation in polished rod 8 and polished rod hole is clearance fit, and the middle of the right side inner wall of fixed bolster 10 is fixed in the interference embedding of one end of polished rod 8, and polished rod 8 and saddle guide rail 3 are parallel to each other, and the polished rod hole sets up in sliding block 5, and the sliding contact face in polished rod 8 and polished rod hole is lubricated with lubricating oil. The circumferential vibration of the eccentric rotor 7 in the vertical plane is converted into the reciprocating linear vibration of the vibration unit, and the kinetic energy of the reciprocating linear vibration is only used for pushing the vibration unit to reciprocate so that the vibration amplitude is relatively larger. The slide guide mechanism is provided with 2 slide units, located between two vibration units. The rolling movement of the sliding unit is limited, the winding of the line is avoided, the diameter of the polished rod 8 is small, the flexible arrangement of all parts is facilitated, and the size of the internal stress adjusting device 4 is reduced.
The pre-tightening springs 9 are fixed between the sliding blocks 5 and the fixing supports 10, two ends of each pre-tightening spring 9 are respectively in contact with the sliding blocks 5 and the fixing supports 10, the two pre-tightening springs 9 are respectively sleeved on the two polished rods 8, the pre-tightening springs 9 are in a compression state, pre-tightening force is applied to the sliding blocks 5, and the impact blocks 11 are made to be always attached to the saddle guide rails 3. The sliding block 5 is welded and fixed with an impact block 11 on one side close to the saddle guide rail 3, and the impact block 11 is made of copper, so that the impact destructiveness is reduced. The surface of the impact block 11 close to the saddle guide rail 3 is a smooth curved surface, so that stress concentration is avoided, damage to the saddle guide rail 3 is reduced, the rigidity is good, the impact block is not easy to deform, and the impact block is also a regular circular contact surface after deformation. The right end face of the saddle guide rail 3 is impacted by the impact block 11, and vibration impact is applied to the saddle guide rail 3, so that the internal stress of the saddle guide rail 3 is reduced.
The internal stress adjusting device 4 is also provided with an L-shaped plate-shaped protective cover 12, a through hole for accommodating the impact block 11 is drilled on the left side of the protective cover 12, the upper edges of the protective cover 12 and the fixed support 10 are fixed by screws, the polished rod 8, the pre-tightening spring 9 and the vibration unit are covered, and the influence of wound scrap iron or foreign matter on normal work is avoided.
Internal stress adjusting device 4 is at the during operation, for the circular telegram of double-shaft motor 6, double-shaft motor 6 pivoted drives eccentric rotor 7 simultaneously and rotates, because there is the interact power when eccentric rotor 7 rotates and between double-shaft motor 6, then double-shaft motor 6 can constantly vibrate, and give vibration transmission for being restricted to gliding sliding block 5 of straight line, make sliding block 5 reciprocating vibration, the striking block 5 that is in compression state makes on the sliding block is pressed close to saddle guide rail 3 all the time, striking block 5 constantly strikes saddle guide rail 3 when the vibration, eliminate the internal stress of saddle guide rail 3.
The internal stress that this embodiment was clear away saddle guide rail 3 is more even, speed is faster, the noise is littleer, does benefit to the surface defect speed of worsening that delays saddle guide rail 3, improves machining precision and enlarges the processing range, and the lathe rigidity is good, difficult deformation, and long service life easily turnning and milling is compound or exchange, has reduced use cost.
Example 2 is substantially as shown in figure 3:
embodiment 2 is substantially the same as embodiment 1 except that the internal stress adjusting means 4 is provided only at the right-side distal end of the saddle rail 3; the motor adopts a pneumatic motor, the driving shaft is a pneumatic motor shaft, the moment is large, and enough vibration moment is generated on one side of the saddle guide rail 3.
The internal stress clearing device in the embodiment is only arranged at the right side position of the machine base 1, the processed parts cannot be influenced, the pneumatic motor and the motor have larger vibration moment and faster internal stress clearing compared with each other, and the pneumatic motor is powered by the gas station and safer than a power supply.
The foregoing is merely an example of the present invention, and common general knowledge in the field of known specific structures and characteristics is not described herein in any greater extent than that known in the art at the filing date or prior to the priority date of the application, so that those skilled in the art can now appreciate that all of the above-described techniques in this field and have the ability to apply routine experimentation before this date can be combined with one or more of the present teachings to complete and implement the present invention, and that certain typical known structures or known methods do not pose any impediments to the implementation of the present invention by those skilled in the art. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (9)

1. The utility model provides a flat guide rail inclined lathe bed which characterized in that: the left end of the machine base is used for mounting a spindle assembly, the saddle guide rails and the tailstock guide rails are distributed on the right side of the machine base in a step shape, the saddle guide rails and the tailstock guide rails are also distributed on the machine base in a step shape, the mounting positions of the saddle guide rails are above the tailstock guide rails, and the upper surfaces of the tailstock guide rails and the tailstock guide rails are parallel to the reference surface of the bottom surface of the machine base;
an internal stress adjusting device for adjusting internal stress is arranged beside a saddle guide rail and comprises a vibrating unit, a pre-tightening spring, a sliding block and a fixed support, wherein the vibrating unit comprises a motor and an eccentric rotor, a shaft of the motor for outputting power is a driving shaft, the eccentric rotor is arranged on the driving shaft, and the vibrating unit is arranged on the sliding block; the fixed support is fixed on the base, a sliding guide mechanism is arranged between the sliding block and the fixed support, the sliding direction of the sliding block and the fixed support relative to each other is parallel to the saddle guide rail, and the driving shaft is vertical to the saddle guide rail; the pre-tightening spring is arranged between the sliding block and the fixed bracket, and the side of the sliding block, which is close to the saddle guide rail, is provided with the impact block; the pre-tightening spring is in a compressed state, and applies pre-tightening force to the sliding block to enable the impact block to be always attached to the saddle guide rail;
the sliding guide mechanism is provided with a sliding unit, the sliding unit comprises a polish rod hole and a polish rod sliding in the polish rod hole, one end of the polish rod is fixed with the fixing support, the polish rod and the guide rail are parallel to each other, the polish rod hole is arranged in the sliding block, and the sliding contact surface of the polish rod and the polish rod hole is lubricated by lubricating oil.
2. The flat-guide slant bed according to claim 1, wherein: the internal stress adjusting device is arranged at the tail end of the right side of the saddle guide rail.
3. The flat-guide slant bed according to claim 1, wherein: the internal stress adjusting devices are arranged at two ends of the saddle guide rail.
4. The flat-guide slant bed according to claim 1, wherein: and two ends of the driving shaft are respectively provided with an eccentric rotor, and the eccentric directions of the two eccentric rotors are consistent.
5. The flat-guide slant bed according to claim 1, wherein: the vibration units of the internal stress adjusting device are arranged in two, the two vibration units are arranged side by side, the driving shafts of the two vibration units are parallel to each other, and the eccentric force of the eccentric rotor is offset in the vertical direction.
6. The flat-guide slant bed according to claim 1, wherein: the sliding guide mechanism is provided with 2-4 sliding units.
7. The flat-guide slant bed according to claim 1, wherein: the motor adopts the motor, and the drive shaft is the motor shaft.
8. The flat-guide slant bed according to claim 1, wherein: the motor is a pneumatic motor, and the driving shaft is a pneumatic motor shaft.
9. The flat-guide slant bed according to claim 1, wherein: the surface of the impact block close to the saddle guide rail is a smooth curved surface.
CN201911338323.0A 2019-12-23 2019-12-23 Flat guide rail inclined lathe bed Active CN111002049B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN111002049B true CN111002049B (en) 2021-06-15

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US3905300A (en) * 1974-09-23 1975-09-16 Canron Inc Rail knocker
JP3793501B2 (en) * 2002-11-19 2006-07-05 新日本製鐵株式会社 Rail reinforcement and repair method
CN201193300Y (en) * 2008-04-30 2009-02-11 南昌铁路局科学技术研究所 Hydraulic rail-impacter
CN101649590B (en) * 2009-09-04 2011-06-08 马征林 Automatic rail collision machine
CN101935967B (en) * 2010-08-02 2012-09-19 周明星 Seamless track stress dispersion rail collision device
CN205134116U (en) * 2015-11-13 2016-04-06 浙江吉尔智能科技有限公司 Continuous welded rail hydraulic pressure impinger
CN206366820U (en) * 2016-12-12 2017-08-01 重庆宏钢数控机床有限公司 Oblique lathe bed level gauge formula numerically controlled lathe
CN206425808U (en) * 2017-01-14 2017-08-22 天津鸿翔工程机械有限公司 Drilling rod stress taps cancellation element
CN108170884A (en) * 2017-11-27 2018-06-15 华侨大学 A kind of pedestal of CNC milling machine pedestal optimum design method and optimization design

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Denomination of invention: A flat guide rail inclined bed

Effective date of registration: 20230912

Granted publication date: 20210615

Pledgee: Liangjiang branch of Chongqing Rural Commercial Bank Co.,Ltd.

Pledgor: CHONGQING HONGGANG CNC MACHINE Co.,Ltd.

Registration number: Y2023500000068