CN116104921B - Ball screw structure with good sealing performance and anti-blocking performance and use method thereof - Google Patents

Ball screw structure with good sealing performance and anti-blocking performance and use method thereof Download PDF

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Publication number
CN116104921B
CN116104921B CN202310076146.3A CN202310076146A CN116104921B CN 116104921 B CN116104921 B CN 116104921B CN 202310076146 A CN202310076146 A CN 202310076146A CN 116104921 B CN116104921 B CN 116104921B
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China
Prior art keywords
wall
support
move
rod
spring
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CN202310076146.3A
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Chinese (zh)
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CN116104921A (en
Inventor
胡拥军
胡玉华
纪友根
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Jiangsu Morality Mechanical & Electrical Technology Co ltd
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Jiangsu Morality Mechanical & Electrical Technology Co ltd
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Priority to CN202310076146.3A priority Critical patent/CN116104921B/en
Publication of CN116104921A publication Critical patent/CN116104921A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools
    • B08B1/30Cleaning by methods involving the use of tools by movement of cleaning members over a surface
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00Cleaning by methods involving the use of tools
    • B08B1/10Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/16Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
    • B08B1/165Scrapers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H25/00Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20Screw mechanisms
    • F16H25/22Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
    • F16H25/2204Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls
    • F16H25/2214Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls with elements for guiding the circulating balls
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/04Features relating to lubrication or cooling or heating
    • F16H57/0434Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/04Features relating to lubrication or cooling or heating
    • F16H57/048Type of gearings to be lubricated, cooled or heated
    • F16H57/0497Screw mechanisms
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16JPISTONS; CYLINDERS; SEALINGS
    • F16J15/00Sealings
    • F16J15/16Sealings between relatively-moving surfaces

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)

Abstract

The invention discloses a ball screw structure with good sealing performance and anti-blocking performance, which comprises a rod body, a support cylinder and a support box, wherein the support cylinder is arranged on the outer wall of the rod body, the support box is arranged on the inner wall of the support cylinder, a connector is arranged at one end of the rod body, and a first slideway is arranged on the inner wall of the support box. According to the ball screw structure, the sealing performance of the ball screw structure is improved, the effect of preventing dirt from being blocked is achieved through the first supporting rod, the first spring is driven to move by the movement of the first supporting rod, the pulley is driven to move by the movement of the first spring, the movement of the pulley is enabled to be more stable by the movement of the first supporting rod, the sealing ring is enabled to be always in contact with the outer wall of the rod body to enlarge the sealing performance of the structure due to the elastic force of the first spring, meanwhile, the second supporting rod is driven to move in the movement of the supporting cylinder, the second supporting rod is driven to move to drive the supporting ring to move, dirt on the outer wall of the structure is scraped by the supporting ring to prevent blocking, and the functions of improving the sealing performance of the ball screw structure and preventing dirt from being blocked are achieved.

Description

Ball screw structure with good sealing performance and anti-blocking performance and use method thereof
Technical Field
The invention relates to the technical field of ball screws, in particular to a ball screw structure with good sealing performance and anti-blocking performance and a use method thereof.
Background
The ball screw is a transmission element most commonly used on tool machines and precision machines, and has the main function of converting rotary motion into linear motion or converting rotary motion into axial repeated acting force, and meanwhile, the ball screw has the characteristics of high precision, reversibility and high efficiency, and is widely applied to various industrial equipment and precision instruments due to the fact that the ball screw is very small, and the proper type can be selected according to the application. The screw rod is provided with a precise ball screw subjected to high-precision grinding processing and a cold-rolled ball screw bearing subjected to high-precision cold-rolling processing forming, and the existing ball screw structure has low tightness and capability of preventing dirt from being blocked, so that the mechanism is not easy to damage.
The existing ball screw structure has the following defects:
1. patent document CN110388430a discloses a ball screw with self-locking structure, "the ball screw includes bearing frame, proximity switch, round nut, locking device, pressure spring, electro-magnet, sleeve, sliding pin, screw nut, screw shaft, the spline structure is equipped on the outside of screw shaft one end, the spline groove matched with screw shaft is equipped on the inside of locking device, the groove is equipped on the surface of locking device, the groove includes spiral section and fixed section, the spiral section is the same with screw shaft rotation direction, the fixed section direction is along the vertical downward of locking device outer cylinder profile generating line, length is equal with sliding pin diameter, electro-magnet, pressure spring, locking device, round nut and bearing frame are installed on one end of screw shaft with spline structure in proper order, proximity switch is installed on the bearing frame, screw nut is installed on screw shaft screw thread portion, sleeve links firmly on screw nut, sliding pin links firmly on sleeve. The ball screw can be self-locked after the motor is powered off, the phenomena of inversion and load falling are prevented, the self-locking state and the self-locking state can be automatically controlled, but the sealing property and the anti-fouling blocking capacity of the existing ball screw structure are not high, so that the mechanism is damaged easily;
2. patent document CN103836138B discloses a ball screw pair structure, "the structure includes a ball screw pair and a damper unit, a screw of the ball screw pair is a hollow screw, and a plurality of damper units are arranged in a cavity thereof. The damper unit consists of a mass block, a rubber ring and an adjusting nut. Rubber rings are arranged at two ends of the mass block and are fastened by adjusting nuts. The damper mass blocks are supported and fixed in the inner holes of the hollow screw rods through rubber rings at two ends, and the supporting rigidity of the rubber rings to the mass blocks is changed through adjusting nuts, so that the natural frequency of each damper is matched with the dynamic characteristics of the ball screw pair, and the optimal vibration control effect is achieved, but the rolling balls of the existing ball screw structure cannot be uniformly lubricated, so that the practical service life of the ball screw structure is reduced;
3. patent document CN101429999a discloses a ball screw pair of a large-lead internal circulation structure, "comprising a ball screw, a ball nut, a circulator, a ball and a dust ring, a first circulator P and a second circulator Q are respectively provided on the circumference of the ball nut in the diameter direction, and the ball is in endless circulation movement in an 8 shape in an adjacent raceway formed by the ball screw and the ball nut through the first circulator P and the second circulator Q. The invention divides the single-head spiral line into double-head spiral lines, so that the pitch is halved. Because the nut body does not need to be drilled with a larger through hole, the whole rigidity of the nut is good, and the whole performance of the screw pair is high, but the existing ball screw structure joint needs to be fixed by a tool to increase manual labor;
4. patent document CN107477158B discloses a heavy-duty ball screw pair raceway structure, wherein a raceway normal plane section takes a longitudinal axis where a ball center is located as a symmetry axis, takes the ball center as a center, and an x axis is parallel to a screw axis to establish a plane rectangular coordinate system; the equation for the normal plane section is: based on the mechanical law that the contact angle of the ball screw pair is increased and the bearing capacity is increased when the ball screw pair bears heavy load and the ball curvature radius ratio of the ball grooves is reduced, the ball screw groove is changed from a traditional circular arc groove to an elliptical arc groove with a focus on a longitudinal axis, and the effect of improving the bearing capacity of the ball screw under the condition of the same volume and mass is achieved. The invention sets the focus on the longitudinal axis, so that the elliptic arc raceway has the characteristics of increased contact angle and reduced curvature radius ratio of the raceway to the ball, thereby increasing bearing capacity ", but the existing ball screw structure can not be fixed, so that the structure is easy to accidentally drop, and the safety is reduced.
Disclosure of Invention
The invention aims to provide a ball screw structure with good sealing performance and anti-blocking performance and a use method thereof, so as to solve the technical problems of lack of sealing function, lack of lubricating function, lack of mounting structure and lack of protection structure in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the ball screw structure with good sealing performance and anti-blocking performance comprises a rod body, a support cylinder and a support box, wherein the support cylinder is arranged on the outer wall of the rod body, the support box is arranged on the inner wall of the support cylinder, and a connector is arranged at one end of the rod body;
the inner wall of a support box is provided with a first slide way, the inner wall of the first slide way is provided with a pulley, one end of the pulley is provided with a first support plate, the bottom of the first support plate is provided with a first support rod, one end of the first support rod is provided with a support block, the outer wall of the support block is provided with a sealing ring, the bottom of the support box is provided with a first opening, the top of the first support plate is provided with a first spring, one end of the first spring is connected with the inner wall of the support box, the bottom of the support box is provided with a second support rod, and one end of the second support rod is provided with a support ring.
Preferably, the supporting block is installed to the outer wall of a section of thick bamboo, and the collecting box is installed in the outer wall penetration of supporting block, and the second spring is installed to the inner wall of connector.
Preferably, the inner wall of the collecting box is provided with a supporting ring, the bottom of the supporting ring is provided with a third spring, the outer wall of the third spring is provided with a fourth supporting rod, the inner wall of the collecting box is provided with a fifth supporting rod, the outer wall of the fifth supporting rod is provided with a first sleeve, the inner wall of the first sleeve is penetrated and provided with a sixth supporting rod, one end of the sixth supporting rod is provided with a plug, one end of the sixth supporting rod is provided with a ball head, one end of the fourth supporting rod is connected with the outer wall of the sixth supporting rod, and the top of the collecting box is provided with a box cover.
Preferably, the first pull rod is installed to the one end of second spring, and the inner wall of connector is equipped with the bayonet socket, and the outer wall of bayonet socket runs through and installs the second sleeve, and the inner wall of second sleeve runs through and installs seventh branch, and the outer wall of seventh branch is connected with the one end of first pull rod, and the cardboard is installed to the one end of seventh branch, and the third sleeve is installed to the outer wall of seventh branch, and the fifth spring is installed to the telescopic inner wall of third, and first card post is installed to the one end of fifth spring, and the outer wall of connector is equipped with the fourth opening, and the outer wall of connector is equipped with the fifth opening.
Preferably, the sealing ring extends to the bottom of the supporting box through the first opening, the plug is in contact with the supporting ring, and one end of the first pull rod extends to the outer wall of the connector through the fourth opening.
Preferably, the outer wall of the rod body is provided with a fifth sleeve in a penetrating way, and one end of the rod body is provided with a supporting head.
Preferably, the compression bar is installed in the penetration of the inner wall of the fifth sleeve, the eighth supporting rod is installed at one end of the compression bar, the fourth supporting plate is installed at the inner wall of the rod body, the seventh spring is installed at the top of the fourth supporting plate, one end of the seventh spring is connected with the outer wall of the eighth supporting rod, the sixth sleeve is installed in the penetration of the outer wall of the supporting head, the second clamping column is installed in the penetration of the inner wall of the sixth sleeve, one end of the second clamping column is connected with the outer wall of the eighth supporting rod, the support is installed at the inner wall of the supporting head, the sliding cylinder is installed at the outer wall of the support, the ninth supporting rod is installed in the penetration of the inner wall of the sliding cylinder, and one end of the ninth supporting rod is connected with the outer wall of the eighth supporting rod.
Preferably, the inner wall of the support cylinder is provided with a rolling ball, the inner wall of the support block is provided with a pipeline in a penetrating way, and one end of the collection box extends into the pipeline.
Preferably, the working steps of the ball screw structure are as follows:
s1, driving a sealing ring to move in the movement of a support cylinder, driving a support block to move by the movement of the sealing ring, driving a first support rod to move by the movement of the support block, driving a first support plate to move by the movement of the first support plate, driving a first spring to move by the movement of the first spring, driving a pulley to move by the first support plate, enabling the movement of the first support plate to be more stable by the movement of the pulley, enabling the sealing ring to be always in contact with the outer wall of a rod body to enlarge the tightness of a structure, and simultaneously driving a second support rod to move in the movement of the support cylinder, driving the support ring to move by the movement of the second support rod, enabling stains on the outer wall of the structure to be scraped to prevent blockage by the support ring, and realizing the functions of enlarging the tightness of a ball screw structure and preventing the blockage of the stains;
s2, the box cover is convenient for adding lubricating oil, the ball head is driven to move in the moving process of the rolling ball, the ball head is driven to move to drive the sixth supporting rod to move, the sixth supporting rod is driven to move to drive the fourth supporting rod to move, the fourth supporting rod is driven to drive the third spring to move, the third spring moves to drive the sixth supporting rod to drive the plug to move, the plug moves to enable the plug to move away from the supporting ring, lubricating oil is arranged on the inner wall of the collecting box, and the lubricating oil flows to the rolling ball through a gap removed by the plug to enable the lubricating oil to be uniformly lubricated, so that the function of enabling the rolling ball to be uniformly lubricated and prolonging the practical service life of the ball screw structure is realized;
s3, the third sleeve is used for supporting the fifth spring, the fourth opening is used for facilitating movement of the first pull rod, the first clamping column is pressed to drive the fifth spring to move, the fifth spring moves to enable the first clamping column to move out of the fifth opening, the first pull rod is pulled to drive the second spring to move, the second spring moves to enable the first pull rod to drive the seventh supporting rod to move, the seventh supporting rod moves to drive the clamping plate to move, the clamping plate moves to enable the clamping plate to be opened, the first pull rod is loosened after the connector is placed in the clamping plate, the clamping plate is reset under the elastic force of the second spring to enable the connector to be fast fixed, and the function of fast fixing the connector and reducing manual labor is achieved;
s4, the fourth support plate is used for supporting the seventh spring, the support is used for supporting the sliding cylinder, the pressing rod is pressed to drive the eighth support rod to move, the eighth support rod is moved to drive the seventh spring to move, the seventh spring is moved to enable the eighth support rod to drive the ninth support rod to move, the ninth support rod is moved to enable the eighth support rod to stably move to drive the second clamping column to move, the second clamping column is moved to the inside of the sixth sleeve, the pressing rod is loosened after the support head is clamped into the fixing port through the seventh spring, the second clamping column is moved out of the sixth sleeve to fix the ball screw structure, and the function of preventing accidental falling of the structure and improving safety of the ball screw structure is achieved.
Preferably, the step S1 further includes the steps of:
s11, the pulley moves through a first slideway, and the sealing ring moves through a first opening;
the step S2 further includes the steps of:
s21, the sixth supporting rod is movably supported by the first sleeve, and the first sleeve is supported by the fifth supporting rod.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the ball screw structure, the sealing performance of the ball screw structure is improved, the effect of preventing dirt from being blocked is achieved by installing the first supporting rod, the first spring and the pulley, the sealing ring is driven to move in the movement of the supporting cylinder, the supporting block is driven to move by the movement of the sealing ring, the first supporting rod is driven to move by the movement of the supporting block, the first supporting rod is driven to move by the movement of the first supporting rod, the pulley is driven to move by the movement of the first supporting rod, the movement of the pulley enables the movement of the first supporting rod to be more stable, the sealing ring is always contacted with the outer wall of the rod body to enlarge the sealing performance of the structure due to the elastic force of the first spring, meanwhile, the second supporting rod is driven to move in the movement of the supporting cylinder, dirt on the outer wall of the structure is scraped by the movement of the supporting ring to prevent the blockage, and the sealing performance of the ball screw structure and the function of preventing dirt from being blocked are achieved;
2. the invention realizes the effect of evenly lubricating the ball to prolong the practical service life of the ball screw structure by installing the sixth support rod, the plug and the third spring, the box cover has the function of facilitating the addition of lubricating oil, the ball head is driven to move in the moving process of the ball, the ball head is driven to move to drive the sixth support rod to move, the sixth support rod is driven to move to drive the fourth support rod to move, the fourth supporting rod moves to drive the third spring to move, the third spring moves to enable the sixth supporting rod to drive the plug to move, the plug moves to enable the plug to move away from the supporting ring, lubricating oil is arranged on the inner wall of the collecting box, and flows to the rolling ball through a gap where the plug moves away to enable the rolling ball to be uniformly lubricated, so that the function of enabling the rolling ball to be uniformly lubricated and prolonging the practical service life of the ball screw structure is achieved;
3. according to the invention, the effect of reducing manual labor is realized by installing the first clamping column, the seventh supporting rod and the clamping plate, the third sleeve is used for providing support for the fifth spring, the fourth opening is used for facilitating the movement of the first pull rod, the fifth spring is driven to move by pressing the first clamping column, the fifth spring moves to enable the first clamping column to move out of the fifth opening, the first pull rod is pulled to drive the second spring to move, the second spring moves to enable the first pull rod to drive the seventh supporting rod to move, the seventh supporting rod moves to drive the clamping plate to move, the clamping plate moves to enable the clamping plate to open, the first pull rod is loosened after the joint is placed in the clamping plate, and the clamping plate is reset under the elasticity of the second spring to enable the joint to be fast fixed, so that the function of reducing manual labor is realized;
4. according to the invention, the effect of preventing the structure from accidentally falling and improving the safety is achieved by installing the ninth supporting rod, the supporting head and the seventh spring, the fourth supporting plate is used for supporting the seventh spring, the support is used for supporting the sliding cylinder, the eighth supporting rod is driven to move by pressing the pressing rod, the seventh spring is driven to move by the eighth supporting rod, the ninth supporting rod is driven to move by the seventh spring, the second clamping column is driven to move by the eighth supporting rod, the second clamping column is driven to move to the inside of the sixth sleeve by the movement of the ninth supporting rod, the supporting head is clamped into the fixing opening, and then the pressing rod is released through the seventh spring, so that the second clamping column moves out of the sixth sleeve to fix the ball screw structure, and the function of preventing the structure from accidentally falling and improving the safety is achieved.
Drawings
FIG. 1 is a schematic elevational view of the present invention;
FIG. 2 is a schematic diagram of the front structure of the present invention;
FIG. 3 is a schematic view of the structure of the support box of the present invention;
FIG. 4 is a schematic view of the structure of the collecting box of the present invention;
FIG. 5 is a schematic diagram of a card structure according to the present invention;
FIG. 6 is a schematic diagram of a second card post structure according to the present invention;
FIG. 7 is a schematic view of structure A of the present invention;
fig. 8 is a flow chart of the present invention.
In the figure: 1. a rod body; 3. a connector; 4. a support cylinder; 5. a support block; 6. a support head; 7. a rolling ball; 8. a pipe; 9. a supporting box; 10. a first slideway; 11. a pulley; 12. a first support plate; 13. a first strut; 14. a support block; 15. a first opening; 16. a seal ring; 17. a first spring; 18. a second strut; 19. a support ring; 20. a collection box; 21. a box cover; 22. a support ring; 23. a third spring; 24. a sixth strut; 25. a fifth strut; 26. a first sleeve; 27. ball head; 28. a plug; 29. a fourth strut; 30. a fourth opening; 31. a second spring; 32. a first pull rod; 33. a seventh strut; 34. a second sleeve; 35. a third sleeve; 36. a fifth spring; 37. a fifth opening; 38. a first clamping column; 39. a bayonet; 40. a clamping plate; 41. a fifth sleeve; 42. a fourth support plate; 43. a seventh spring; 44. an eighth strut; 45. a sixth sleeve; 46. a second clamping column; 47. a bracket; 48. a slide cylinder; 49. a ninth strut; 50. and (5) pressing the rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-8, an embodiment of the present invention is provided: the utility model provides a ball structure that leakproofness is good prevents blockking up, including body of rod 1, prop up a section of thick bamboo 4 and prop up box 9, body of rod 1's effect is for prop up a section of thick bamboo 4 and provides the removal place, prop up the effect of box 9 and provide the support for first slide 10, prop up a section of thick bamboo 4 is installed to the outer wall of body of rod 1, prop up a box 9 is installed to the inner wall of prop up a section of thick bamboo 4, the connector 3 is installed to the one end of body of rod 1, the effect of connector 3 is the installation that makes things convenient for ball structure, prop up a barrel 4's outer wall and install supporting shoe 5, the effect of supporting shoe 5 is for providing the support for collecting box 20, the outer wall of supporting shoe 5 runs through and installs collecting box 20, the second spring 31 is installed to the inner wall of connector 3, sealing ring 16 extends to the bottom of prop up box 9 through first opening 15, the end cap 28 contacts with supporting ring 22, the one end of first pull rod 32 extends to the outer wall of connector 3 through fourth opening 30, the outer wall of body of rod 1 runs through and installs fifth sleeve 41, the one end of rod 1 installs a head 6, the effect of prop up a head 6 is the effect of making things convenient for ball structure's installation, the inner wall of prop up a barrel 4 is equipped with spin 7, the effect is reduced spin 7 is the effect is the inner wall of the friction spin 8 is provided for the pipeline 8, and the effect is provided for the pipeline 8 is for the removal place.
The inner wall of the support box 9 is provided with a first slide way 10, the inner wall of the first slide way 10 is provided with a pulley 11, one end of the pulley 11 is provided with a first support plate 12, the bottom of the first support plate 12 is provided with a first support rod 13, one end of the first support rod 13 is provided with a support block 14, the outer wall of the support block 14 is provided with a sealing ring 16, the bottom of the support box 9 is provided with a first opening 15, the top of the first support plate 12 is provided with a first spring 17, one end of the first spring 17 is connected with the inner wall of the support box 9, the bottom of the support box 9 is provided with a second support rod 18, one end of the second support rod 18 is provided with a support ring 19, the movement of the support cylinder 4 drives the sealing ring 16 to move, the support block 14 is driven by the movement of the sealing ring 16, the support rod 13 is driven by the movement of the support block 14, the first support rod 13 is driven by the movement of the first support rod 12, the first support plate 12 is driven by the movement of the first spring 17, the first support plate 12 is driven by the movement of the first support rod 11, the movement of the pulley 11 is enabled to be more stable, and the movement of the first support plate 12 is enabled by the elasticity of the first spring 17, the sealing ring 16 is enabled to always be in contact with the outer wall of the support rod body 1, and the movement of the sealing ring is prevented from being driven by the movement of the sealing ring 19, and the sealing ring is driven by the sealing ring 18 to move, and the sealing ring is simultaneously, the sealing ring 18 is prevented from moving the sealing ring is driven by the movement structure, and the sealing ring is simultaneously, and the sealing ring is driven by the movement structure is driven by the movement 18.
The inner wall of the collecting box 20 is provided with a supporting ring 22, the bottom of the supporting ring 22 is provided with a third spring 23, the outer wall of the third spring 23 is provided with a fourth supporting rod 29, the inner wall of the collecting box 20 is provided with a fifth supporting rod 25, the outer wall of the fifth supporting rod 25 is provided with a first sleeve 26, the inner wall of the first sleeve 26 is provided with a sixth supporting rod 24 in a penetrating way, one end of the sixth supporting rod 24 is provided with a plug 28, one end of the sixth supporting rod 24 is provided with a ball head 27, one end of the fourth supporting rod 29 is connected with the outer wall of the sixth supporting rod 24, the top of the collecting box 20 is provided with a box cover 21, the box cover 21 is convenient for adding lubricating oil, the ball head 27 is driven to move in the moving process of the ball 7, the ball head 27 moves to drive the sixth supporting rod 24 to move, the sixth supporting rod 24 moves to drive the fourth supporting rod 29 to move, the fourth supporting rod 29 moves to drive the third spring 23 to move, the third supporting rod 23 moves to drive the sixth supporting rod 24 to move, the plug 28 to move the supporting rod 22, the inner wall of the collecting box 20 is provided with lubricating oil, the ball is provided with a ball 27 through a gap of the plug 28 to move to the plug 28 to the ball 7, and the ball 7 is evenly lubricated, the ball 7 is even, and the service life of the ball is prolonged.
The first pull rod 32 is installed to one end of the second spring 31, the bayonet 39 is arranged on the inner wall of the connector 3, the second sleeve 34 is installed to penetrate through the outer wall of the bayonet 39, the seventh supporting rod 33 is installed to penetrate through the inner wall of the second sleeve 34, the outer wall of the seventh supporting rod 33 is connected with one end of the first pull rod 32, the clamping plate 40 is installed at one end of the seventh supporting rod 33, the third sleeve 35 is installed on the outer wall of the seventh supporting rod 33, the fifth spring 36 is installed on the inner wall of the third sleeve 35, the first clamping column 38 is installed at one end of the fifth spring 36, the fourth opening 30 is arranged on the outer wall of the connector 3, the fifth opening 37 is formed in the outer wall of the third sleeve 35, the effect of the third sleeve 35 is to provide support for the fifth spring 36, the effect of facilitating the movement of the first pull rod 32, the first clamping column 38 is pressed to drive the fifth spring 36 to move, the fifth spring 36 is moved to enable the first clamping column 38 to move out of the fifth opening 37, the first pull rod 32 is pulled to drive the second spring 31 to move, the second spring 31 is driven to enable the first supporting rod 32 to drive the seventh supporting rod 33 to move, the first clamping plate 33 is driven to move, the fifth opening 37 is driven to be moved, the fifth clamping plate 40 is driven to move the clamping plate 40 to be driven to move the first clamping plate 40 to be quickly moved, the clamping plate 40 is driven to be fixed to be moved, and then the clamping plate 40 is fixed to be fixed and fixed to be moved, and the bayonet 40 is enabled to be released to be moved.
A compression bar 50 is installed on the inner wall of the fifth sleeve 41 in a penetrating way, an eighth supporting rod 44 is installed at one end of the compression bar 50, a fourth supporting plate 42 is installed on the inner wall of the rod body 1, a seventh spring 43 is installed at the top of the fourth supporting plate 42, one end of the seventh spring 43 is connected with the outer wall of the eighth supporting rod 44, a sixth sleeve 45 is installed on the outer wall of the supporting head 6 in a penetrating way, a second clamping column 46 is installed on the inner wall of the sixth sleeve 45 in a penetrating way, one end of the second clamping column 46 is connected with the outer wall of the eighth supporting rod 44, a bracket 47 is installed on the inner wall of the supporting head 6, a sliding cylinder 48 is installed on the outer wall of the bracket 47, a ninth supporting rod 49 is installed on the inner wall of the sliding cylinder 48 in a penetrating way, one end of the ninth supporting rod 49 is connected with the outer wall of the eighth supporting rod 44, the fourth support plate 42 is used for supporting the seventh spring 43, the support 47 is used for supporting the sliding cylinder 48, the pressing rod 50 is used for driving the eighth support rod 44 to move, the eighth support rod 44 is used for driving the seventh spring 43 to move, the seventh spring 43 is used for driving the eighth support rod 44 to move, the ninth support rod 49 is used for driving the ninth support rod 49 to move, the eighth support rod 44 is used for stably moving to drive the second clamping column 46 to move, the second clamping column 46 is used for moving to the inside of the sixth sleeve 45, the support head 6 is clamped into the fixing opening, the pressing rod 50 is loosened, the ball screw structure is fixed by the seventh spring 43, and the second clamping column 46 is moved out of the sixth sleeve 45, so that the function of preventing the structure from accidentally falling is realized.
The ball screw structure comprises the following working steps:
s1, driving a sealing ring 16 to move in the movement of a support cylinder 4, driving a support block 14 to move by the movement of the sealing ring 16, driving a first support rod 13 to move by the movement of the support block 14, driving a first support plate 12 to move by the movement of the first support rod 13, driving a first spring 17 to move by the movement of the first support plate 12, driving a pulley 11 to move by the first spring 17, enabling the movement of the first support plate 12 to be more stable, enabling the sealing ring 16 to always contact with the outer wall of a rod body 1 to enlarge the sealing performance of the structure due to the elastic force of the first spring 17, simultaneously driving a second support rod 18 to move in the movement of the support cylinder 4, driving a support ring 19 to move by the movement of the second support rod 18, enabling the stain scraping of the outer wall of the structure to prevent blockage, and realizing the functions of enlarging the sealing performance of a ball screw structure and preventing the stain blockage;
s2, the box cover 21 is used for facilitating the addition of lubricating oil, the ball head 27 is driven to move in the moving process of the rolling ball 7, the ball head 27 is driven to move to drive the sixth supporting rod 24 to move, the sixth supporting rod 24 is driven to move to drive the fourth supporting rod 29 to move, the fourth supporting rod 29 is driven to move to drive the third spring 23 to move, the third spring 23 moves to drive the sixth supporting rod 24 to drive the plug 28 to move, the plug 28 moves to enable the plug 28 to move away from the supporting ring 22, lubricating oil is arranged on the inner wall of the collecting box 20, and the lubricating oil flows to the rolling ball 7 through a gap removed by the plug 28 to enable the rolling ball 7 to be uniformly lubricated, so that the function of enabling the rolling ball 7 to be uniformly lubricated to prolong the practical service life of a ball screw structure is realized;
s3, the third sleeve 35 is used for supporting the fifth spring 36, the fourth opening 30 is used for facilitating movement of the first pull rod 32, the first clamping column 38 is pressed to drive the fifth spring 36 to move, the fifth spring 36 moves to enable the first clamping column 38 to move out of the fifth opening 37, the first pull rod 32 is pulled to drive the second spring 31 to move, the second spring 31 moves to enable the first pull rod 32 to drive the seventh support rod 33 to move, the seventh support rod 33 moves to drive the clamping plate 40 to move, the clamping plate 40 moves to enable the clamping plate 39 to be opened, the first pull rod 32 is released after the connector is placed in the clamping plate 39, the clamping plate 40 is reset to enable the connector to be fast fixed under the elasticity of the second spring 31, and the function of fast fixing the connector and reducing manual labor is achieved;
s4, the fourth support plate 42 is used for supporting the seventh spring 43, the support 47 is used for supporting the sliding cylinder 48, the pressing rod 50 is used for driving the eighth support rod 44 to move, the eighth support rod 44 is used for driving the seventh spring 43 to move, the seventh spring 43 is used for driving the eighth support rod 44 to move, the ninth support rod 49 is used for driving the eighth support rod 44 to stably move, the second clamping column 46 is driven to move, the second clamping column 46 is used for moving to the inside of the sixth sleeve 45, the pressing rod 50 is released after the support head 6 is clamped into the fixing port through the seventh spring 43, the second clamping column 46 is used for moving out of the sixth sleeve 45 to fix the ball screw structure, and the function of preventing the structure from accidentally falling off and improving safety of the ball screw structure is achieved.
The step S1 further includes the steps of:
s11, the pulley 11 moves through the first slideway 10, and the sealing ring 16 moves through the first opening 15;
the step S2 further includes the steps of:
s21, the sixth strut 24 is movably supported by the first sleeve 26, and the first sleeve 26 is supported by the fifth strut 25.
The working principle is that the rod body 1 is used for providing a moving place for the support cylinder 4, the support box 9 is used for providing support for the first slideway 10, the connector 3 is used for facilitating the installation of a ball screw structure, the support block 5 is used for providing support for the collection box 20, the sealing ring 16 is driven to move in the moving process of the support cylinder 4, the sealing ring 16 is driven to move to drive the support block 14 to move, the support block 14 is driven to move to drive the first support rod 13 to move, the first support rod 13 is driven to move to drive the first support plate 12 to move, the first support plate 12 is driven to move by the first spring 17, the pulley 11 is driven to move to enable the movement of the first support plate 12 to be more stable, the sealing ring 16 is always contacted with the outer wall of the rod body 1 to enlarge the tightness of the structure due to the elasticity of the first spring 17, meanwhile, the second support rod 18 is driven to move in the moving process of the support cylinder 4, the second support rod 18 is driven to move to drive the support ring 19 to move, the supporting ring 19 moves to scrape dirt on the outer wall of the structure to prevent blockage, the functions of increasing the tightness of the ball screw structure and preventing dirt from being blocked are realized, the box cover 21 is used for facilitating the addition of lubricating oil, the ball head 27 is driven to move in the moving process of the rolling ball 7, the ball head 27 is driven to move to drive the sixth supporting rod 24 to move, the sixth supporting rod 24 is driven to move to drive the fourth supporting rod 29 to move, the fourth supporting rod 29 is driven to drive the third spring 23 to move, the third spring 23 is driven to drive the sixth supporting rod 24 to move to drive the plug 28 to move to remove the supporting ring 22, the lubricating oil is arranged on the inner wall of the collecting box 20, the lubricating oil flows to the rolling ball 7 through a gap removed by the plug 28 to uniformly lubricate the rolling ball 7, the rolling ball 7 is uniformly lubricated to prolong the practical service life of the ball screw structure, the third sleeve 35 is used for providing support for the fifth spring 36, the fourth opening 30 is used for facilitating movement of the first pull rod 32, the first clamping column 38 is pressed to drive the fifth spring 36 to move, the fifth spring 36 moves to enable the first clamping column 38 to move out of the fifth opening 37, the first pull rod 32 is pulled to drive the second spring 31 to move, the second spring 31 moves to enable the first pull rod 32 to drive the seventh support rod 33 to move, the seventh support rod 33 moves to drive the clamping plate 40 to move, the clamping plate 40 moves to enable the bayonet 39 to be opened, the first pull rod 32 is loosened after the joint is placed in the bayonet 39 under the elasticity of the second spring 31 to enable the clamping plate 40 to reset to enable the joint to be fast fixed, the function of fast fixing of the joint is achieved, the function of reducing manual labor is achieved, the fourth support plate 42 is used for supporting the seventh spring 43, the support 47 is used for providing support for the sliding cylinder 48, the pressing rod 50 drives the eighth support rod 44 to move, the seventh spring 43 is driven by the seventh spring 43 to move, the eighth support rod 44 moves, the ninth support rod 49 moves to enable the eighth support rod 49 to move, the eighth support rod 44 to stably move to enable the second clamping column 46 to be driven by the ninth support rod 49 to move, the second clamping column 46 is enabled to be fast, the second clamping column 46 is enabled to move under the elasticity of the second clamping column 46 is loosened, the function of the sixth clamping column 46 is enabled to be fast fixed to be fast through the sliding column, and the ball screw structure is prevented from falling out of the ball screw structure is achieved, and the function of the ball screw is prevented from being accidentally fixed by the sliding column 45.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a ball structure that leakproofness is good prevents blockking up, includes body of rod (1), a section of thick bamboo (4) and a box (9), its characterized in that: a support cylinder (4) is arranged on the outer wall of the rod body (1), a support box (9) is arranged on the inner wall of the support cylinder (4), and a connector (3) is arranged at one end of the rod body (1);
the inner wall of the support box (9) is provided with a first slide way (10), the inner wall of the first slide way (10) is provided with a pulley (11), one end of the pulley (11) is provided with a first support plate (12), the bottom of the first support plate (12) is provided with a first support ring (19), one end of the first support plate (13) is provided with a support block (14), the outer wall of the support block (14) is provided with a sealing ring (16), the bottom of the support box (9) is provided with a first opening (15), the top of the first support plate (12) is provided with a first spring (17), one end of the first spring (17) is connected with the inner wall of the support box (9), the bottom of the support box (9) is provided with a second support rod (18), one end of the second support rod (18) is provided with a support ring (19), the outer wall of the support cylinder (4) is provided with a support block (5), the outer wall of the support block (5) penetrates through a collection box (20), the inner wall of the connection head (3) is provided with a sealing ring (16), the top of the first spring (17) is provided with a second spring (31), the bottom of the support ring (22) is provided with a third spring (23), the third support ring (22) is provided with a third spring (23), the bottom of the third support ring (22) is provided with a third support ring (23), the outer wall of fifth branch (25) is installed first sleeve (26), and the inner wall of first sleeve (26) runs through and installs sixth branch (24), and end cap (28) is installed to the one end of sixth branch (24), and bulb (27) are installed to the one end of sixth branch (24), and the one end of fourth branch (29) is connected with the outer wall of sixth branch (24), and lid (21) is installed at the top of collecting box (20), first pull rod (32) are installed to the one end of second spring (31), and the inner wall of connector (3) is equipped with bayonet socket (39), and the outer wall of bayonet socket (39) runs through and installs second sleeve (34), and the inner wall of second sleeve (34) runs through and installs seventh branch (33), and the outer wall of seventh branch (33) is connected with the one end of first pull rod (32), and cardboard (40) are installed to the one end of seventh branch (33), and the outer wall of seventh branch (33) has third sleeve (35), and fifth spring (36) are installed to the inner wall of third sleeve (35), and the outer wall of fifth spring (36) is equipped with connector (38), and the outer wall of fifth opening (3) is installed to the outer wall of fifth opening (37).
2. The ball screw structure with good sealing property and anti-blocking performance according to claim 1, wherein: the sealing ring (16) extends to the bottom of the supporting box (9) through the first opening (15), the plug (28) is in contact with the supporting ring (22), and one end of the first pull rod (32) extends to the outer wall of the connector (3) through the fourth opening (30).
3. The ball screw structure with good sealing property and anti-blocking performance according to claim 1, wherein: the outer wall of the rod body (1) is provided with a fifth sleeve (41) in a penetrating mode, and one end of the rod body (1) is provided with a supporting head (6).
4. A ball screw structure with good sealing property and anti-blocking property according to claim 3, wherein: the inner wall of fifth sleeve (41) runs through and installs depression bar (50), eighth branch (44) are installed to the one end of depression bar (50), fourth extension board (42) are installed to the inner wall of body of rod (1), seventh spring (43) are installed at the top of fourth extension board (42), and the one end of seventh spring (43) is connected with the outer wall of eighth branch (44), sixth sleeve (45) are installed in the outer wall run-through of branch (6), second card post (46) are installed in the inner wall run-through of sixth sleeve (45), and the one end of second card post (46) is connected with the outer wall of eighth branch (44), support (47) are installed to the inner wall of branch (6), slide (48) are installed to the outer wall of support (47), and ninth branch (49) are installed in the inner wall run-through of slide (48), and the one end of ninth branch (49) is connected with the outer wall of eighth branch (44).
5. The ball screw structure with good sealing property and anti-blocking performance according to claim 1, wherein: the inner wall of a support cylinder (4) is provided with a rolling ball (7), the inner wall of a support block (5) is provided with a pipeline (8) in a penetrating way, and one end of a collection box (20) extends into the pipeline (8).
6. The method of using a ball screw structure with good sealing and anti-blocking properties according to any one of claims 1-5, wherein the ball screw structure comprises the following working steps:
s1, a sealing ring (16) is driven to move in the movement of a support cylinder (4), a support block (14) is driven to move in the movement of the sealing ring (16), a first support rod (13) is driven to move in the movement of the support block (14), a first support rod (12) is driven to move in the movement of the first support rod (13), a first spring (17) is driven to move in the movement of the first support rod (12), a pulley (11) is driven to move in the movement of the first spring (17), the pulley (11) enables the movement of the first support rod (12) to be more stable, the sealing ring (16) is always in contact with the outer wall of a rod body (1) to enlarge the sealing performance of a structure due to the elastic force of the first spring (17), meanwhile, a second support rod (18) is driven to move in the movement of the support cylinder (4), the movement of the second support rod (18) drives a support ring (19), dirt on the outer wall of the structure is prevented from being scraped, and blocked dirt on the outer wall of the structure is prevented, and the ball screw structure is prevented from being blocked;
s2, the box cover (21) is convenient for adding lubricating oil, a ball head (27) is driven to move in the moving process of the rolling ball (7), the ball head (27) is driven to move to drive a sixth supporting rod (24) to move, the sixth supporting rod (24) is driven to move to drive a fourth supporting rod (29) to move, the fourth supporting rod (29) is driven to move to drive a third spring (23) to move, the third spring (23) moves to drive a sixth supporting rod (24) to drive a plug (28) to move, the plug (28) moves to move away from a supporting ring (22), lubricating oil is arranged on the inner wall of the collecting box (20), and flows to the rolling ball (7) through a gap removed by the plug (28) to enable the rolling ball to be lubricated uniformly, so that the rolling ball (7) is lubricated uniformly and the service life of a ball screw structure is prolonged;
s3, the third sleeve (35) is used for supporting the fifth spring (36), the fourth opening (30) is used for facilitating movement of the first pull rod (32), the first clamping column (38) is pressed to drive the fifth spring (36) to move, the fifth spring (36) moves to enable the first clamping column (38) to move out of the fifth opening (37), the first pull rod (32) is pulled to drive the second spring (31) to move, the second spring (31) moves to enable the first pull rod (32) to drive the seventh support rod (33) to move, the seventh support rod (33) moves to drive the clamping plate (40) to move, the clamping plate (40) moves to enable the clamping plate (39) to be opened, the first pull rod (32) is released after the connector is placed in the clamping plate (39) under the elastic force of the second spring (31) to enable the clamping plate (40) to reset, the connector is fast fixed, and the function of fast fixing of the connector and manual labor reduction is achieved;
s4, the fourth support plate (42) is used for supporting the seventh spring (43), the support (47) is used for supporting the sliding cylinder (48), the pressing rod (50) is pressed to drive the eighth support rod (44) to move, the eighth support rod (44) is moved to drive the seventh spring (43) to move, the seventh spring (43) is moved to drive the eighth support rod (44) to drive the ninth support rod (49) to move, the ninth support rod (49) is moved to enable the eighth support rod (44) to stably move to drive the second clamping column (46) to move, the second clamping column (46) is moved to the inside of the sixth sleeve (45), the pressing rod (50) is released after the support head (6) is clamped into the fixing opening, the second clamping column (46) is moved out of the sixth sleeve (45) through the seventh spring (43) to fix the ball screw structure, and the function of accidentally falling-off of the ball screw structure is achieved.
7. The method of using a ball screw structure with good sealing and anti-blocking performance according to claim 6, wherein the step S1 further comprises the steps of:
s11, the pulley (11) moves through the first slideway (10), and the sealing ring (16) moves through the first opening (15);
the step S2 further includes the steps of:
s21, a sixth supporting rod (24) is movably supported by a first sleeve (26), and the first sleeve (26) is supported by a fifth supporting rod (25).
CN202310076146.3A 2023-02-07 2023-02-07 Ball screw structure with good sealing performance and anti-blocking performance and use method thereof Active CN116104921B (en)

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000161462A (en) * 1998-11-30 2000-06-16 Tsubaki Nakashima Co Ltd Sealing structure for ball screw
JP2004156704A (en) * 2002-11-06 2004-06-03 Nissei Plastics Ind Co Ball screw mechanism, and ball screw lubricating device
KR101325279B1 (en) * 2013-08-14 2013-11-08 (주)한산리니어시스템 Ballscrew with the ring support to bearing
JP2015197184A (en) * 2014-04-02 2015-11-09 日本精工株式会社 ball screw device
CN207344544U (en) * 2017-08-29 2018-05-11 计小宝 A kind of portable power maintenance tool case
CN214999191U (en) * 2021-06-07 2021-12-03 天津豪科机械股份有限公司 Novel ball screw
CN114714337A (en) * 2022-04-29 2022-07-08 江苏精匠工业装备有限公司 One-to-two truss manipulator for feeding and discharging of machine tool
CN114962575A (en) * 2022-04-20 2022-08-30 江苏品德机电科技有限公司 Ball screw pair with self-lubricating effect

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000161462A (en) * 1998-11-30 2000-06-16 Tsubaki Nakashima Co Ltd Sealing structure for ball screw
JP2004156704A (en) * 2002-11-06 2004-06-03 Nissei Plastics Ind Co Ball screw mechanism, and ball screw lubricating device
KR101325279B1 (en) * 2013-08-14 2013-11-08 (주)한산리니어시스템 Ballscrew with the ring support to bearing
JP2015197184A (en) * 2014-04-02 2015-11-09 日本精工株式会社 ball screw device
CN207344544U (en) * 2017-08-29 2018-05-11 计小宝 A kind of portable power maintenance tool case
CN214999191U (en) * 2021-06-07 2021-12-03 天津豪科机械股份有限公司 Novel ball screw
CN114962575A (en) * 2022-04-20 2022-08-30 江苏品德机电科技有限公司 Ball screw pair with self-lubricating effect
CN114714337A (en) * 2022-04-29 2022-07-08 江苏精匠工业装备有限公司 One-to-two truss manipulator for feeding and discharging of machine tool

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