CN113187811A - Long-life high leakproofness linear guide device - Google Patents

Long-life high leakproofness linear guide device Download PDF

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Publication number
CN113187811A
CN113187811A CN202110328961.5A CN202110328961A CN113187811A CN 113187811 A CN113187811 A CN 113187811A CN 202110328961 A CN202110328961 A CN 202110328961A CN 113187811 A CN113187811 A CN 113187811A
Authority
CN
China
Prior art keywords
scraper
contact
sheet
linear guide
sealing
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.)
Withdrawn
Application number
CN202110328961.5A
Other languages
Chinese (zh)
Inventor
郑建强
柯志强
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.)
Sunmax Precision Industrial Co ltd
Original Assignee
Sunmax Precision Industrial 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.)
Filing date
Publication date
Application filed by Sunmax Precision Industrial Co ltd filed Critical Sunmax Precision Industrial Co ltd
Priority to CN202110328961.5A priority Critical patent/CN113187811A/en
Publication of CN113187811A publication Critical patent/CN113187811A/en
Withdrawn legal-status Critical Current

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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
    • F16C29/04—Ball or roller bearings
    • 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
    • F16C29/04—Ball or roller bearings
    • F16C29/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
    • F16C29/0633—Ball or roller bearings in which the rolling bodies circulate partly without carrying load with a bearing body defining a U-shaped carriage, i.e. surrounding a guide rail or track on three sides
    • 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
    • F16C29/08—Arrangements for covering or protecting the ways
    • 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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/76—Sealings of ball or roller bearings
    • 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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/76—Sealings of ball or roller bearings
    • F16C33/82—Arrangements for electrostatic or magnetic action against dust or other particles

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bearings For Parts Moving Linearly (AREA)

Abstract

The invention discloses a long-life high-sealing linear guide rail device, which comprises a linear guide rail, a slide block, a tail end sealing sheet, a ball and a sealing device, wherein cover plates are arranged at two axial ends of the slide block, the tail end sealing sheet is arranged at the outer side of the cover plate, a separation sheet is arranged at the outer side of the tail end sealing sheet, a scraping plate is arranged at the outer side of the tail end sealing sheet, a stainless steel scraping plate is arranged at the outer side of the scraping plate, the scraping plate is composed of 4 layers of contact scraping plates, and the sealing device is divided into an upper sealing sheet, a side sealing sheet, an upper dust blocking sheet and a lower dust blocking sheet. The cleanness of the linear guide rail is ensured.

Description

Long-life high leakproofness linear guide device
Technical Field
The invention relates to the technical field of linear guide rails, in particular to a linear guide rail device with long service life and high sealing property.
Background
The linear guide rail can be divided into a roller linear guide rail, a cylindrical linear guide rail and a ball linear guide rail, and is used for supporting and guiding a moving part to do reciprocating linear motion in a given direction. Depending on the nature of the massage device, the linear motion guide rails can be divided into sliding friction guide rails, rolling friction guide rails, elastic friction guide rails, fluid friction guide rails, and the like.
The linear guide serves as one of the core components of the device, and its function is to guide and support. In order to ensure higher machining precision of the machine, the guide rail and the straight line of the machine are required to have higher guide precision and good motion stability. In the operation process of the equipment, if foreign matters enter the linear guide rail motion system, the linear guide rail is abnormally abraded, and the service life of the linear guide rail device is shortened.
The invention provides a linear guide rail device with long service life and high sealing property to solve the technical problems.
Disclosure of Invention
The invention aims to solve the technical problem that the service life of a linear guide rail device is shortened due to abnormal abrasion of a linear guide rail caused by the fact that foreign matters enter a linear guide rail motion system in the operation process of the conventional linear guide rail, and provides a linear guide rail device with long service life and high sealing property.
In order to achieve the purpose, the invention adopts the technical scheme that: the novel stainless steel scraper chain comprises a linear guide rail, a slider, a tail end sealing sheet, a ball and a sealing device, wherein the top surface of the linear guide rail is a plane, mounting threaded holes are formed in the bottom surface of the linear guide rail, cover plates are arranged at the two axial ends of the slider, the tail end sealing sheet is arranged on the outer side of each cover plate, a spacer is arranged on the outer side of each spacer, a tail end sealing sheet is arranged on the outer side of each tail end sealing sheet, a stainless steel scraper is arranged on the outer side of each scraper, each scraper consists of 4 layers of contact scrapers, each contact scraper is divided into a first contact scraper, a second contact scraper, a third contact scraper and a fourth contact scraper, the height of each second contact scraper is 0.1mm higher than that of each first contact scraper, the height of each third contact scraper is 0.1mm higher than that of each second contact scraper, and the height of each fourth contact scraper is 0.1mm higher than that of each third contact scraper, the first contact scraper blade, the second contact scraper blade, the third contact scraper blade and the fourth contact scraper blade are sequentially arranged from low to high to be adhered and adhered to form the contact scraper blade, four rows of balls are arranged at the bottom of the slider and are divided into two rows of upper balls and two rows of lower balls, the balls are fixed at two sides of the inner wall of the bottom of the slider through ball retainers, the sealing device is divided into an upper sealing sheet, a side sealing sheet, an upper dust-proof sheet and a lower dust-proof sheet, one dust-proof sheet is arranged on the upper sealing sheet, the upper dust-proof sheet is arranged on the slider and is abutted against the two upper balls, one upper sealing sheet is fixed at the bottom of the upper dust-proof sheet and is abutted against two sides of the upper dust-proof sheet, the two dust-proof sheets are arranged at the bottommost of two sides of the slider respectively, one end of the lower dust-proof sheet is arranged at the bottommost of the slider, and the other end of the lower ball is abutted against the lower balls, the side sealing pieces are two and are respectively arranged on two sides of the sliding block, one end of each side sealing piece is fixed on the lower dust blocking piece, and the other end of each side sealing piece is abutted to the linear guide rail.
Furthermore, the first contact scraper, the second contact scraper, the third contact scraper and the fourth contact scraper are elastic wear-resistant rubber contact scrapers.
Furthermore, the first contact scraper, the second contact scraper, the third contact scraper and the fourth contact scraper only have differences in height, and the sizes of other structures are kept consistent.
Furthermore, the tail end sealing piece, the upper sealing piece and the side sealing piece are all elastic wear-resistant rubber sealing pieces.
Furthermore, the upper dust-blocking sheet and the lower dust-blocking sheet are both stainless steel dust-blocking sheets.
Compared with the prior art, the invention has the advantages that: the sealing device comprises an upper sealing sheet, a side sealing sheet, an upper dust blocking sheet and a lower dust blocking sheet, can prevent foreign matters or dust from entering the linear guide rail device from the side surface and the bottom surface of the sliding block, ensures the cleaning of the linear guide rail device, and reduces the foreign matters from entering the linear guide rail device from the two axial ends of the sliding block through the two layers of end sealing sheets arranged at the two axial ends of the sliding block, further ensures the neatness of the linear guide rail device The design of the scraper plate and the stainless steel scraper plate is used for carrying out all-around sealing on the sliding part of the linear guide rail device, can scrape foreign matters on the linear guide rail, can effectively prevent the foreign matters from entering the linear guide rail device, ensures the cleanness of the linear guide rail, reduces the abrasion of the linear guide rail device, and prolongs the service life of the linear guide rail to a certain extent.
Drawings
FIG. 1 is a schematic structural view of a long-life high-sealing linear guide rail device according to the present invention;
FIG. 2 is a left side view of a long life high seal linear guide device configuration of the present invention;
FIG. 3 is a schematic view of the structure of a scraper in the structure of a long-life high-sealing linear guide rail device according to the present invention;
in the figure: 1. a linear guide rail; 2. a slider; 3. a terminal sealing sheet; 4. a ball bearing; 5. a sealing device; 6. installing a threaded hole; 7. a cover plate; 9. a spacer; 10. a squeegee; 11. a stainless steel scraper; 12. a first contact blade; 13. a second contact blade; 14. a third contact blade; 15. a fourth contact blade; 16. upper rolling balls; 17. a lower ball; 18. an upper sealing sheet; 19. a side sealing sheet; 20. an upper dust-blocking sheet; 21. a lower dust-blocking sheet.
Detailed Description
In view of the defects in the prior art, the technical scheme of the invention is provided through long-term research and massive practice. The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Fig. 1 is a schematic structural view of a long-life high-sealing linear guide device according to the present invention, fig. 2 is a left side view of a long-life high-sealing linear guide device according to the present invention, fig. 3 is a schematic structural view of a scraper in a long-life high-sealing linear guide device according to the present invention, and as shown in fig. 1 to 3, a long-life high-sealing linear guide device according to an embodiment of the present invention is provided: the sealing device comprises a linear guide rail 1, a slider 2, a tail end sealing sheet 3, a ball 4 and a sealing device 5, wherein the top surface of the linear guide rail 1 is a plane, a mounting threaded hole 6 is formed in the bottom surface of the linear guide rail 1, cover plates 7 are arranged at two axial ends of the slider 2, the tail end sealing sheet 3 is arranged on the outer side of each cover plate 7, a spacer 9 is arranged on the outer side of each tail end sealing sheet 3, the tail end sealing sheet 3 is arranged on the outer side of each spacer 9, a scraper 10 is arranged on the outer side of each tail end sealing sheet 3, a stainless steel scraper 11 is arranged on the outer side of each scraper 10, each scraper 10 consists of 4 contact scraping sheets, each contact scraping sheet is divided into a first contact scraping sheet 12, a second contact scraping sheet 13, a third contact scraping sheet 14 and a fourth contact scraping sheet 15, the height of each second contact scraping sheet 13 is 0.1mm higher than the height of each first contact scraping sheet 12, the height of each third contact scraping sheet 14 is 0.1mm higher than the height of each second contact scraping sheet 13, the height of the fourth contact scraper 15 is 0.1mm higher than that of the third contact scraper 14, the first contact scraper 12, the second contact scraper 13, the third contact scraper 14 and the fourth contact scraper 15 are sequentially arranged from low to high to form a contact scraper through adhesion, four rows of balls 4 are arranged at the bottom of the slider 2, the four rows of balls 4 are divided into two rows of balls 16 and two rows of balls 17, the balls 4 are fixed on two sides of the inner wall of the bottom of the slider 2 through ball retainers 18, the sealing device 5 is divided into an upper sealing sheet 18, a side sealing sheet 19, an upper dust-proof sheet 20 and a lower dust-proof sheet 21, one dust-proof sheet 20 is arranged, the upper dust-proof sheet 20 is arranged on the slider 2 and is abutted to the two upper balls 16 of the two upper sealing sheets 18, the upper sealing sheet 18 is fixed at the bottom of the upper dust-proof sheet 20 and is abutted to two sides of the upper dust-proof sheet 20, lower dust blocking sheet 21 has two, installs respectively in the bottommost of slider 2 both sides, dust blocking sheet 21 one end is installed in the bottommost of slider 2 down, the other end and lower ball 17 butt, side gasket 19 has two, installs respectively in slider 2 both sides, 19 one end of side gasket is fixed on dust blocking sheet 21 down, the other end and linear guide 1 butt.
In the linear guide rail device with long service life and high sealing performance provided by the embodiment of the invention, the first contact scraper 12, the second contact scraper 13, the third contact scraper 14 and the fourth contact scraper 15 are elastic wear-resistant rubber contact scrapers.
In the linear guide rail device with long service life and high sealing performance provided by the embodiment of the invention, the first contact scraper 12, the second contact scraper 13, the third contact scraper 14 and the fourth contact scraper 15 are only different in height, and the sizes of other structures are kept consistent.
In the linear guide rail device with long service life and high sealing performance provided by the embodiment of the invention, the tail end sealing sheet 8, the upper sealing sheet 18 and the side sealing sheet 19 are all elastic wear-resistant rubber sealing sheets.
In the linear guide rail device with long service life and high sealing performance provided by the embodiment of the invention, the upper dust-blocking sheet 20 and the lower dust-blocking sheet 21 are both stainless steel dust-blocking sheets.
The beneficial effects of the invention include: the sealing device comprises an upper sealing sheet, a side sealing sheet, an upper dust blocking sheet and a lower dust blocking sheet, can prevent foreign matters or dust from entering the linear guide rail device from the side surface and the bottom surface of the sliding block, ensures the cleaning of the linear guide rail device, and reduces the foreign matters from entering the linear guide rail device from the two axial ends of the sliding block through the two layers of end sealing sheets arranged at the two axial ends of the sliding block, further ensures the neatness of the linear guide rail device The design of the scraper plate and the stainless steel scraper plate is used for carrying out all-around sealing on the sliding part of the linear guide rail device, can scrape foreign matters on the linear guide rail, can effectively prevent the foreign matters from entering the linear guide rail device, ensures the cleanness of the linear guide rail, reduces the abrasion of the linear guide rail device, and prolongs the service life of the linear guide rail to a certain extent.
It should be understood that the above embodiments are only illustrative of the technical concepts and features of the present invention, and the present invention is not intended to limit the scope of the present invention by the way that the present invention can be realized and implemented by those skilled in the art. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (5)

1. The utility model provides a high leakproofness linear guide device of long-life which characterized in that: the novel stainless steel scraper chain comprises a linear guide rail, a slider, a tail end sealing sheet, a ball and a sealing device, wherein the top surface of the linear guide rail is a plane, mounting threaded holes are formed in the bottom surface of the linear guide rail, cover plates are arranged at the two axial ends of the slider, the tail end sealing sheet is arranged on the outer side of each cover plate, a spacer is arranged on the outer side of each spacer, a tail end sealing sheet is arranged on the outer side of each tail end sealing sheet, a stainless steel scraper is arranged on the outer side of each scraper, each scraper consists of 4 layers of contact scrapers, each contact scraper is divided into a first contact scraper, a second contact scraper, a third contact scraper and a fourth contact scraper, the height of each second contact scraper is 0.1mm higher than that of each first contact scraper, the height of each third contact scraper is 0.1mm higher than that of each second contact scraper, and the height of each fourth contact scraper is 0.1mm higher than that of each third contact scraper, the first contact scraper blade, the second contact scraper blade, the third contact scraper blade and the fourth contact scraper blade are sequentially arranged from low to high to be adhered and adhered to form the contact scraper blade, four rows of balls are arranged at the bottom of the slider and are divided into two rows of upper balls and two rows of lower balls, the balls are fixed at two sides of the inner wall of the bottom of the slider through ball retainers, the sealing device is divided into an upper sealing sheet, a side sealing sheet, an upper dust-proof sheet and a lower dust-proof sheet, one dust-proof sheet is arranged on the upper sealing sheet, the upper dust-proof sheet is arranged on the slider and is abutted against the two upper balls, one upper sealing sheet is fixed at the bottom of the upper dust-proof sheet and is abutted against two sides of the upper dust-proof sheet, the two dust-proof sheets are arranged at the bottommost of two sides of the slider respectively, one end of the lower dust-proof sheet is arranged at the bottommost of the slider, and the other end of the lower ball is abutted against the lower balls, the side sealing pieces are two and are respectively arranged on two sides of the sliding block, one end of each side sealing piece is fixed on the lower dust blocking piece, and the other end of each side sealing piece is abutted to the linear guide rail.
2. A long life high seal, high accuracy linear module as recited in claim 1, wherein: the first contact scraper, the second contact scraper, the third contact scraper and the fourth contact scraper are elastic wear-resistant rubber contact scrapers.
3. A long life high seal, high accuracy linear module as recited in claim 1, wherein: the first contact scraper, the second contact scraper, the third contact scraper and the fourth contact scraper only have height differences, and other structures are consistent in size.
4. A long life high seal, high accuracy linear module as recited in claim 1, wherein: and the tail end sealing piece, the upper sealing piece and the side sealing piece are elastic wear-resistant rubber sealing pieces.
5. The long life high sealability linear guide rail device of claim 1 wherein: the upper dust-blocking sheet and the lower dust-blocking sheet are both stainless steel dust-blocking sheets.
CN202110328961.5A 2021-03-27 2021-03-27 Long-life high leakproofness linear guide device Withdrawn CN113187811A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110328961.5A CN113187811A (en) 2021-03-27 2021-03-27 Long-life high leakproofness linear guide device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110328961.5A CN113187811A (en) 2021-03-27 2021-03-27 Long-life high leakproofness linear guide device

Publications (1)

Publication Number Publication Date
CN113187811A true CN113187811A (en) 2021-07-30

Family

ID=76973905

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110328961.5A Withdrawn CN113187811A (en) 2021-03-27 2021-03-27 Long-life high leakproofness linear guide device

Country Status (1)

Country Link
CN (1) CN113187811A (en)

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Legal Events

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PB01 Publication
PB01 Publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20210730

WW01 Invention patent application withdrawn after publication