CN111795071B - Guide rail - Google Patents

Guide rail Download PDF

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Publication number
CN111795071B
CN111795071B CN202010658623.3A CN202010658623A CN111795071B CN 111795071 B CN111795071 B CN 111795071B CN 202010658623 A CN202010658623 A CN 202010658623A CN 111795071 B CN111795071 B CN 111795071B
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CN
China
Prior art keywords
guide
roller
gears
seat
guide holder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202010658623.3A
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Chinese (zh)
Other versions
CN111795071A (en
Inventor
孔德楠
范浩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huangshan Zhongchuang Precision Manufacturing Co.,Ltd.
Original Assignee
Huangshan Zhongchuang Precision Manufacturing Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Huangshan Zhongchuang Precision Manufacturing Co ltd filed Critical Huangshan Zhongchuang Precision Manufacturing Co ltd
Priority to CN202010658623.3A priority Critical patent/CN111795071B/en
Publication of CN111795071A publication Critical patent/CN111795071A/en
Application granted granted Critical
Publication of CN111795071B publication Critical patent/CN111795071B/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C29/00—Bearings for parts moving only linearly
    • F16C29/02—Sliding-contact bearings
    • B08B1/12—
    • B08B1/32—
    • 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
    • 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
    • B23Q11/12—Arrangements for cooling or lubricating parts of the machine
    • B23Q11/121—Arrangements for cooling or lubricating parts of the machine with lubricating effect for reducing friction
    • B23Q11/124—Arrangements for cooling or lubricating parts of the machine with lubricating effect for reducing friction for lubricating linear guiding systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C29/00—Bearings for parts moving only linearly
    • F16C29/005—Guide rails or tracks for a linear bearing, i.e. adapted for movement of a carriage or bearing body there along
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C41/00—Other accessories, e.g. devices integrated in the bearing not relating to the bearing function as such
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16N—LUBRICATING
    • F16N9/00—Arrangements for supplying oil or unspecified lubricant from a moving reservoir or the equivalent
    • F16N9/04—Arrangements for supplying oil or unspecified lubricant from a moving reservoir or the equivalent with reservoir on or in a reciprocating, rocking, or swinging member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2235/00—Cleaning
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2322/00—Apparatus used in shaping articles
    • F16C2322/39—General build up of machine tools, e.g. spindles, slides, actuators

Abstract

The invention relates to the field of guide rails, in particular to a guide rail which comprises a dense guide seat, a sliding mechanism, a guide strip, a cleaning mechanism, a shell, a movable groove, a first roller, a first gear, a brush, a second gear and a second roller. The invention has the beneficial effects that: in the sliding process of the guide seat towards the feeding groove, the rolling connection between the second roller and the guide strip is realized, further, the two second gears on the surface of the second roller drive the two first gears on the surface of the first roller to rotate, the brush rotates along with the first gears and the first roller to clean sundries on the surface of the guide strip when the first gears and the first roller rotate, the sundries on the surface of the guide strip to be reached are cleaned when the guide seat runs, the phenomenon that the sundries are shaken due to the obstruction of foreign matters between the guide strip and the guide seat when parts filled with liquid or accurate parts are transported is avoided, the liquid splashing and the accurate parts are deviated, and the normal walking of the transported objects is guaranteed.

Description

Guide rail
Technical Field
The invention relates to the field of guide rails, in particular to a guide rail.
Background
Guide rail: grooves or ridges made of metal or other material, a means to withstand, secure, guide and reduce friction of moving devices or equipment. Longitudinal grooves or ridges on the surface of the guide rail for guiding, fixing machine parts, special equipment, instruments, etc. The guide rail is also called as a slide rail, a linear guide rail and a linear slide rail, is used in the linear reciprocating motion occasion, has higher rated load than a linear bearing, can bear certain torque, and can realize high-precision linear motion under the condition of high load.
However, the existing linear guide rail of the machine tool is exposed outside, if sundries drop on the surface of the guide rail, the slide block directly contacts with the sundries when sliding, the sundries are not cleaned, and when parts filled with liquid or relatively accurate parts are transported, the slide block and the slide block shake due to the obstruction of the foreign matters, so that the liquid is splashed, the accurate parts shift, and the normal walking of the conveyed objects is influenced.
Disclosure of Invention
The invention provides a guide rail aiming at the problems in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: a guide rail comprises a guide seat, the bottom of the guide seat is connected to the surface of a sliding mechanism in a sliding manner, the sliding mechanism comprises a guide strip, the side surface of the guide seat is of a U-shaped structure and is connected to the surface of the guide strip in a sliding manner, a cleaning mechanism is installed on the side wall of the guide seat and comprises a shell, a movable groove, a first roller, a first gear, a brush, a second gear and a second roller, the shell is welded to the side wall of the guide seat and is located at the top of the guide strip, the first roller and the second roller are arranged in parallel to the side wall of the guide strip in a rotating manner, the second roller is connected with the surface of the guide strip in a rolling manner, the first gear is welded to the surface of the first roller, the first gear is meshed with the second gear on the surface of the second roller, two first gear and two the second gear imbeds respectively two on the gib block surface the inside in activity groove, the surface equidistance of first roller install with contradict between the gib block the brush, the second roller is located first roller with between the guide holder.
Preferably, in order to make the guide seats slide more smoothly and stably, the sliding mechanism further comprises sliding grooves, and the sliding grooves which are connected with the guide seats in a sliding manner and have arc-shaped structures are formed in two side walls of the guide strip.
Preferably, in order to facilitate the discharging of the cleaned garbage, the cleaning mechanism further comprises a discharging groove, and the discharging groove between the two movable grooves is formed in the edge of the surface of the guide strip.
Preferably, in order to connect the guide seat with other devices, the top of the guide seat is fixedly connected to the mounting mechanism, the mounting mechanism comprises a mounting seat, a fixing seat and a screw rod hole, the mounting seat parallel to the guide strip is welded at the center of the top of the guide seat, the fixing seat welded between the two sides of the mounting seat and the guide seat is arranged, and the screw rod hole is formed in the side wall of the mounting seat.
Preferably, it is right in order to realize the gib block reaches lubricate between the guide holder, two side-mounting of guide holder have lubricated mechanism, lubricated mechanism includes push pedal, inlet port foam-rubber cushion and oil outlet, seted up in the both sides of guide holder the inlet port, the both sides sliding connection of guide holder has the push pedal, two the push pedal with place between the guide holder and be located the inlet port bottom the foam-rubber cushion, the inside of guide holder is opened relatively and is equipped with and is located two the foam-rubber cushion bottom the oil outlet.
Preferably, for the convenience of lubricating oil in the inside flow of inlet port, oil outlet, be located inside the guide holder the inlet port is the slope setting, is located inside the guide holder the oil outlet is the slope setting, in order to realize large tracts of land right the gib block lubricates, two the cross-section of push pedal is "T" shape structure, just the inlet port equidistance is located the push pedal top the surface of guide holder.
The invention has the beneficial effects that:
(1) the invention provides a guide rail, which realizes rolling connection between a second roller and a guide strip in the process that a guide seat slides towards a lower trough, further realizes that two second gears on the surface of the second roller drive two first gears on the surface of a first roller to rotate, and a brush rotates along with the first gears and the first roller to clean sundries on the surface of the guide strip when the first gears and the first roller rotate, realizes sundry cleaning on the surface of the guide strip to be reached when the guide seat runs, avoids shaking caused by the obstruction of foreign matters between the guide strip and the guide seat when parts filled with liquid or accurate are transported, and ensures that liquid splashing and accurate parts shift, and normal traveling of the transported objects is ensured.
(2) When the guide seat and the guide strip need to be lubricated, lubricating oil is injected into the oil inlet hole in the top of the guide seat, the lubricating oil flows to the surface of the spongy cushion and then extrudes the push plate, so that the spongy cushion is extruded, the lubricating oil in the spongy cushion is further extruded into the oil outlet hole, and the guide rail is lubricated in the walking process.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the part A shown in FIG. 1;
FIG. 3 is a schematic view of the connection structure of the guide base, the guide strip, the mounting mechanism and the cleaning mechanism shown in FIG. 1;
fig. 4 is a schematic view of a connection structure of the guide holder, the guide strip and the lubricating mechanism shown in fig. 1.
In the figure: 1. the device comprises a guide seat, 2, a sliding mechanism, 21, a guide strip, 22, a sliding groove, 3, an installation mechanism, 31, an installation seat, 32, a fixed seat, 33, a screw rod hole, 4, a cleaning mechanism, 41, a shell, 42, a movable groove, 43, a blanking groove, 44, a first roller column, 45, a first gear, 46, a brush, 47, a second gear, 48, a second roller column, 5, a lubricating mechanism, 51, a push plate, 52, an oil inlet, 53, a sponge cushion, 54 and an oil outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious 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.
Referring to fig. 1-4, a guide rail includes a guide base 1, the bottom of the guide base 1 is slidably connected to the surface of a sliding mechanism 2, the sliding mechanism 2 includes a guide bar 21, the guide base 1 having a U-shaped side surface is slidably connected to the surface of the guide bar 21, a cleaning mechanism 4 is mounted on the side wall of the guide base 1, the cleaning mechanism 4 includes a housing 41, a movable groove 42, a first roller 44, a first gear 45, a brush 46, a second gear 47 and a second roller 48, the housing 41 having an inverted U-shaped side surface is welded to the side wall of the guide base 1 at the top of the guide bar 21, the first roller 44 and the second roller 48 are rotatably connected to the inside of the housing 41 and are parallel to the side wall of the guide bar 21, the second roller 48 is rotatably connected to the surface of the guide bar 21, the relative welding in surface of first roller 44 has first gear 45, two first gear 45 with two on second roller 48 surface mesh between the second gear 47, two first gear 45 and two second gear 47 imbeds respectively the gib block 21 two on the surface the inside of activity groove 42, the surface equidistance of first roller 44 install with contradict between the gib block 21 brush 46, second roller 48 is located first roller 44 with between the guide holder 1.
As a technical optimization scheme of the present invention, the sliding mechanism 2 further includes a sliding groove 22, and the two side walls of the guide bar 21 are provided with the sliding groove 22 which is slidably connected with the guide seat 1 and has an arc-shaped structure, so as to make the guide seat 1 slide more smoothly and stably.
As a technical optimization scheme of the present invention, the cleaning mechanism 4 further includes a discharging groove 43, the discharging groove 43 located between the two movable grooves 42 is disposed at the edge of the surface of the guide bar 21, so as to facilitate discharging of cleaned garbage, and in the process that the guide base 1 slides towards the discharging groove 43, the rolling connection between the second roller 48 and the guide bar 21 is realized.
As a technical optimization scheme of the present invention, the top of the guide base 1 is fixedly connected to the mounting mechanism 3, the mounting mechanism 3 includes a mounting base 31, a fixing base 32 and a screw hole 33, the mounting base 31 parallel to the guide bar 21 is welded at the center of the top of the guide base 1, the fixing base 32 welded to the guide base 1 is arranged on both sides of the mounting base 31, the screw hole 33 is formed on the side wall of the mounting base 31, and in order to connect the guide base 1 with other devices, a mechanism needing to be moved can be mounted on the fixing base 32, so as to move an object to be conveyed.
As a technical optimization scheme of the present invention, two side surfaces of the guide seat 1 are provided with a lubricating mechanism 5, the lubricating mechanism 5 includes a push plate 51, oil inlet holes 52, sponge pads 53 and oil outlet holes 54, the oil inlet holes 52 are opened on two sides of the guide seat 1, the push plate 51 is slidably connected to two sides of the guide seat 1, the sponge pads 53 located at the bottoms of the oil inlet holes 52 are placed between the two push plates 51 and the guide seat 1, the oil outlet holes 54 located at the bottoms of the two sponge pads 53 are oppositely opened inside the guide seat 1, the oil inlet holes 52 located inside the guide seat 1 are obliquely arranged, the oil outlet holes 54 located inside the guide seat 1 are obliquely arranged, the cross sections of the two push plates 51 are in a "T" shape, and the oil inlet holes 52 are equidistantly arranged on the surface of the guide seat 1 at the top of the push plates 51, in order to facilitate the flow of the lubricating oil in the oil inlet hole 52 and the oil outlet hole 54, the guide rail is lubricated in the walking process.
When the device is used, firstly, the guide seat 1 slides to the surface of the guide strip 21 from one end of the guide strip 21 to realize the installation and sliding between the guide seat 1 and the guide strip 21, the screw rod or other driving mechanisms are connected to the surface of the installation seat 31 to realize the sliding of the guide seat 1 on the surface of the guide strip 1, the fixed seat 32 is installed at the top of the guide seat 1, the mechanism needing to be moved can be installed with the fixed seat 32, and the movement of the conveyed object is realized; then, in the process that the guide seat 1 slides towards the lower trough 43, the second rollers 48 are connected with the guide strip 21 in a rolling manner, and further, the two second gears 47 on the surfaces of the second rollers 48 drive the two first gears 45 on the surfaces of the first rollers 44 to rotate, and the brushes 46 rotate along with the first gears 45 and the first rollers 44 to clean the sundries on the surfaces of the guide strip 21 when the first gears 45 and the first rollers 44 rotate, so that the sundries on the surfaces of the guide strip 21 to be reached when the guide seat 1 runs are cleaned, the phenomenon that liquid splashing and accurate parts shift due to the fact that the guide strip shakes due to the obstruction of foreign matters when parts filled with liquid or accurate parts are transported is avoided, and the normal walking of the transported objects is guaranteed; finally, when the guide holder 1 and the guide strip 21 need to be lubricated, lubricating oil is injected into the oil inlet 52 at the top of the guide holder 1, the lubricating oil flows to the surface of the spongy cushion 53 and then extrudes the push plate 51, so that the spongy cushion 53 is extruded, the lubricating oil inside the spongy cushion 53 is further extruded into the oil outlet 54, lubrication between the guide holder 1 and the guide strip 21 is finally realized, and the walking of the guide holder 1 is facilitated.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. A guide rail, including guide holder (1), its characterized in that: the bottom sliding connection of guide holder (1) is on the surface of slide mechanism (2), slide mechanism (2) includes gib block (21), and the side is "U" shape structure guide holder (1) sliding connection is in the surface of gib block (21), the lateral wall of gib block (1) is installed and is cleaned mechanism (4), clean mechanism (4) including shell (41), activity groove (42), first roller (44), first gear (45), brush (46), second gear (47) and second roller (48), be located the lateral wall welding of guide holder (1) at gib block (21) top has the side to personally submit shell (41) of "U" shape structure, the internal rotation of shell (41) is connected with the lateral wall parallel arrangement of gib block (21) first roller (44), second roller (48), the second roller (48) is in rolling connection with the surface of the guide strip (21), the first gear (45) is welded on the surface of the first roller (44) relatively, the two first gears (45) are meshed with the two second gears (47) on the surface of the second roller (48), the two first gears (45) and the two second gears (47) are respectively embedded into the two movable grooves (42) on the surface of the guide strip (21), the brushes (46) which are abutted against the guide strip (21) are equidistantly installed on the surface of the first roller (44), and the second roller (48) is located between the first roller (44) and the guide seat (1); the rolling connection between the second rollers (48) and the guide strips (21) is realized, and further, two second gears (47) on the surfaces of the second rollers (48) drive two first gears (45) on the surfaces of the first rollers (44) to rotate.
2. A guide rail according to claim 1, wherein: the sliding mechanism (2) further comprises a sliding groove (22), and the sliding groove (22) which is connected with the guide seat (1) in a sliding mode and is of an arc-shaped structure is formed in two side walls of the guide strip (21).
3. A guide rail according to claim 1, wherein: the cleaning mechanism (4) further comprises a discharging groove (43), and the discharging groove (43) positioned between the two movable grooves (42) is formed in the edge of the surface of the guide strip (21).
4. A guide rail according to claim 1, wherein: the top fixed connection of guide holder (1) in installation mechanism (3), installation mechanism (3) are including mount pad (31), fixing base (32) and screw hole (33), the welding of top center department of guide holder (1) have with gib block (21) is parallel mount pad (31), the both sides of mount pad (31) be equipped with welded between guide holder (1) fixing base (32), the lateral wall of mount pad (31) has been seted up screw hole (33).
5. A guide rail according to claim 1, wherein: two side-mounting of guide holder (1) have lubricated mechanism (5), lubricated mechanism (5) are including push pedal (51), inlet port (52) foam-rubber cushion (53) and oil outlet (54), seted up the both sides of guide holder (1) inlet port (52), the both sides sliding connection of guide holder (1) has push pedal (51), two push pedal (51) with place between guide holder (1) and be located inlet port (52) bottom foam-rubber cushion (53), set up relatively in the inside of guide holder (1) and be located two foam-rubber cushion (53) bottom oil outlet (54).
6. A guide rail according to claim 5, wherein: the oil inlet hole (52) positioned in the guide seat (1) is obliquely arranged, and the oil outlet hole (54) positioned in the guide seat (1) is obliquely arranged; the cross section of the two push plates (51) is of a T-shaped structure, and the oil inlet holes (52) are equidistantly formed in the surface of the guide seat (1) at the top of the push plates (51).
CN202010658623.3A 2020-07-09 2020-07-09 Guide rail Active CN111795071B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010658623.3A CN111795071B (en) 2020-07-09 2020-07-09 Guide rail

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010658623.3A CN111795071B (en) 2020-07-09 2020-07-09 Guide rail

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CN111795071B true CN111795071B (en) 2021-10-22

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TWI777819B (en) * 2021-10-15 2022-09-11 銀泰科技股份有限公司 Linear guideway structure with oil storage casket
CN114992247B (en) * 2022-05-13 2024-02-09 马鞍山经纬回转支承股份有限公司 Slewing bearing for environmental protection equipment
CN116105051B (en) * 2023-04-13 2023-06-06 深圳市三雅科技有限公司 Linear motor sliding table

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PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right

Effective date of registration: 20210924

Address after: 245000 No. 11, Fengshan Road, Jiulong Industrial Park, Tunxi District, Huangshan City, Anhui Province

Applicant after: Huangshan Zhongchuang Precision Manufacturing Co.,Ltd.

Address before: 511400 room 307, building 2, No. 336, Shengtai Road, Panyu District, Guangzhou City, Guangdong Province

Applicant before: Kong Denan

TA01 Transfer of patent application right
GR01 Patent grant
GR01 Patent grant
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of invention: A guide rail

Effective date of registration: 20221222

Granted publication date: 20211022

Pledgee: Mount Huangshan Tunxi rural commercial bank Limited by Share Ltd. Yang Hu sub branch

Pledgor: Huangshan Zhongchuang Precision Manufacturing Co.,Ltd.

Registration number: Y2022980028759

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Date of cancellation: 20231221

Granted publication date: 20211022

Pledgee: Mount Huangshan Tunxi rural commercial bank Limited by Share Ltd. Yang Hu sub branch

Pledgor: Huangshan Zhongchuang Precision Manufacturing Co.,Ltd.

Registration number: Y2022980028759

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Denomination of invention: A type of guide rail

Effective date of registration: 20231225

Granted publication date: 20211022

Pledgee: Mount Huangshan Tunxi rural commercial bank Limited by Share Ltd. Yang Hu sub branch

Pledgor: Huangshan Zhongchuang Precision Manufacturing Co.,Ltd.

Registration number: Y2023980074118

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