CN113551108A - Feed screw nut mechanism - Google Patents
Feed screw nut mechanism Download PDFInfo
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- CN113551108A CN113551108A CN202110673829.8A CN202110673829A CN113551108A CN 113551108 A CN113551108 A CN 113551108A CN 202110673829 A CN202110673829 A CN 202110673829A CN 113551108 A CN113551108 A CN 113551108A
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- plate
- sliding
- fixedly connected
- groove
- nut mechanism
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- 230000007246 mechanism Effects 0.000 title claims abstract description 86
- 230000005540 biological transmission Effects 0.000 claims abstract description 37
- 230000001050 lubricating effect Effects 0.000 claims abstract description 12
- 238000012545 processing Methods 0.000 abstract description 21
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 239000010687 lubricating oil Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
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Classifications
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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
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/041—Allowing quick release of the apparatus
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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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
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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
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/12—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types
- F16H37/124—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types for interconverting rotary motion and reciprocating motion
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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
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/048—Type of gearings to be lubricated, cooled or heated
- F16H57/0497—Screw mechanisms
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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
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
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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
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a screw rod nut mechanism which comprises a supporting plate, wherein two ends of one side of the supporting plate are fixedly connected with fixed plates, a screw rod is fixedly connected between the opposite sides of the two fixed plates, a transmission mechanism is arranged on the outer surface of the screw rod, a lubricating mechanism and a clamping mechanism are arranged in the transmission mechanism, the transmission mechanism comprises a moving plate and a moving block, and one side of the moving plate is connected with the supporting plate in a sliding mode through a sliding part. This screw-nut mechanism, through being provided with drive mechanism, utilize the rotation of motor drive pivot, the transmission of cooperation first drive wheel, drive belt and second drive wheel for the lead screw rotates, and the slip through spout and slider is supported, thereby has avoided this screw-nut mechanism to bear the weight of processing equipment completely in carrying out the use, not only can keep the permanent use of this lead screw, the displacement distance of accurate processing equipment that moreover can be better.
Description
Technical Field
The invention relates to the technical field of feed screw nuts, in particular to a feed screw nut mechanism.
Background
The inclined plane principle is utilized, and the inclined plane is curled and deformed, so that the rib is formed; the rotation is changed into translation; the lead screw rotates for one circle, and the nut moves for one thread pitch; the sliding screw-nut mechanism has the advantages of simple structure, convenient processing, low manufacturing cost and self-locking function, but has large friction resistance moment and low transmission efficiency, and the ball screw-nut mechanism has the biggest advantages of small friction resistance moment, high transmission efficiency (92-98%), high precision, good system rigidity, reversibility of movement and long service life although the structure is complex and the manufacturing cost is high and the ball screw-nut mechanism can not be self-locked, so the sliding screw-nut mechanism is widely applied to electromechanical integrated systems.
The existing feed screw nut mechanism is usually provided with a large amplitude of the feed screw in the using process, so that the feed screw nut mechanism is easily abraded and even broken, and meanwhile, processing equipment cannot be rapidly installed and disassembled, so that the feed screw nut mechanism is troublesome to use.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a feed screw and nut mechanism, which solves the problems that the existing feed screw and nut mechanism is easy to wear and break due to large amplitude in the using process and cannot be used for quickly installing processing equipment.
In order to achieve the purpose, the invention is realized by the following technical scheme: a screw rod nut mechanism comprises a supporting plate, wherein both ends of one side of the supporting plate are fixedly connected with fixed plates, a screw rod is fixedly connected between the opposite sides of the two fixed plates, the outer surface of the screw rod is provided with a transmission mechanism, a lubricating mechanism and a clamping mechanism are arranged in the transmission mechanism, the transmission mechanism comprises a movable plate and a movable block, one side of the movable plate is slidably connected with the supporting plate through a sliding part, one side of the movable plate is fixedly connected with a motor, one end of an output shaft of the motor is fixedly connected with a rotating shaft through a coupler, the outer surface of the rotating shaft is fixedly connected with a first transmission wheel, the outer surface of the first transmission wheel is connected with a second transmission wheel through transmission of a transmission belt, the surface center of the second transmission wheel is in threaded connection with the screw rod, one side of the second transmission wheel is fixedly connected with a rotating bearing through a connecting piece, one side of the rotating bearing is fixedly connected with one side of the moving block, and the inner surface of the rotating bearing is in threaded connection with the outer surface of the screw rod.
Preferably, the sliding part comprises a sliding groove and a sliding block, the sliding groove is formed in the surface of the supporting plate, one side of the sliding block is fixedly connected with one side of the moving plate, and the outer surface of the sliding block is in sliding connection with the inner surface of the sliding groove.
Preferably, the lubricating mechanism comprises a limiting plate and a pulling plate, one side of the limiting plate is fixedly connected with one side of the pulling plate, the other side of the limiting plate is rotatably connected with an arc plate through a rotating piece, and a through groove is formed in one side of the moving block.
Preferably, the inner surface of the through groove is provided with a placing groove, the inner surface of the placing groove is fixedly connected with a telescopic rod, the outer surface of the telescopic rod is sleeved with a first spring, and one end of the first spring is fixedly connected with one side of the limiting plate.
Preferably, the outer surface of the limiting plate is in sliding connection with the inner surface of the placing groove, the outer surface of the rotating bearing is provided with an oil inlet groove, and the inner surface of the arc plate is in contact with the outer surface of the rotating bearing.
Preferably, including branch and dwang in the rotation piece, the fixed surface connection of one side and the circular arc board of dwang, the one end of branch is rotated with the surface of dwang and is connected, the other end of branch and one side fixed connection of limiting plate.
Preferably, the clamping mechanism comprises a first clamping plate and a second clamping plate, a sliding groove is formed in the other side of the moving block, supporting columns are fixedly connected to one sides of the first clamping plate and the second clamping plate, a sliding plate is fixedly connected between one ends of the two supporting columns, and a second spring is fixedly connected between the opposite sides of the two sliding plates.
Preferably, one sides of the sliding plates, which are far away from each other, are fixedly connected with spring columns, one ends of the spring columns are slidably connected with the inner surface of the sliding groove, one sides of the first clamping plate and the second clamping plate, which are opposite to each other, are fixedly connected with rubber plates, and the outer surfaces of the sliding plates are slidably connected with the inner surface of the sliding groove.
Advantageous effects
The invention provides a feed screw and nut mechanism. Compared with the prior art, the method has the following beneficial effects:
(1) the screw rod nut mechanism comprises a movable plate and a movable block in a transmission mechanism, one side of the movable plate is connected with a support plate in a sliding mode through a sliding part, the sliding part comprises a sliding groove and a sliding block, one side of the sliding block is fixedly connected with one side of the movable plate, the outer surface of the sliding block is connected with the inner surface of the sliding groove in a sliding mode, one side of the movable plate is fixedly connected with a motor, one end of an output shaft of the motor is fixedly connected with a rotating shaft through a coupler, the outer surface of the rotating shaft is fixedly connected with a first transmission wheel, the outer surface of the first transmission wheel is connected with a second transmission wheel through a transmission belt, the surface center of the second transmission wheel is in threaded connection with a screw rod, one side of the second transmission wheel is fixedly connected with a rotating bearing through a connecting piece, one side of the rotating bearing is fixedly connected with one side of the movable block, and the inner surface of the rotating bearing is in threaded connection with the outer surface of the screw rod, through being provided with drive mechanism, utilize the rotation of motor drive pivot, the transmission of cooperation first drive wheel, drive belt and second drive wheel for the lead screw rotates, supports through the slip of spout and slider, thereby has avoided this lead screw nut mechanism to bear the weight of processing equipment completely in carrying out the use, not only can keep the permanent use of this lead screw, the displacement distance of accurate processing equipment that moreover can be better.
(2) The screw rod nut mechanism comprises a limiting plate and a pulling plate in a lubricating mechanism, one side of the limiting plate is fixedly connected with one side of the pulling plate, the other side of the limiting plate is rotatably connected with an arc plate through a rotating piece, one side of a moving block is provided with a through groove, the inner surface of the through groove is provided with a placing groove, the inner surface of the placing groove is fixedly connected with a telescopic rod, the outer surface of the telescopic rod is sleeved with a first spring, one end of the first spring is fixedly connected with one side of the limiting plate, the outer surface of the limiting plate is slidably connected with the inner surface of the placing groove, the outer surface of a rotating bearing is provided with an oil inlet groove, the inner surface of the arc plate is in contact with the outer surface of the rotating bearing, the rotating piece comprises a supporting rod and a rotating rod, one side of the rotating rod is fixedly connected with the outer surface of the arc plate, one end of the supporting rod is rotatably connected with the outer surface of the rotating rod, and the other end of the supporting rod is fixedly connected with one side of the limiting plate, through being provided with lubricated mechanism, utilize the pulling board of pulling to the removal of limiting plate has been driven, the shrink of extrusion telescopic link and first spring has driven the rotation of circular arc board simultaneously, makes lubricating oil can enter into rolling bearing's inside through the oil feed tank, thereby lubricated the contact department when this screw-nut mechanism removes, reduce its wearing and tearing that receive, make the life of this screw-nut mechanism obtain the extension.
(3) The screw rod nut mechanism comprises a first clamping plate and a second clamping plate in a clamping mechanism, a sliding groove is formed in the other side of a moving block, supporting columns are fixedly connected to one sides of the first clamping plate and the second clamping plate, a sliding plate is fixedly connected between one ends of the two supporting columns, a second spring is fixedly connected between the opposite sides of the two sliding plates, a spring column is fixedly connected to the side, away from each other, of the sliding plate, one end of the spring column is in sliding connection with the inner surface of the sliding groove, a rubber plate is fixedly connected to the opposite side of the first clamping plate and the second clamping plate, the outer surface of the sliding plate is in sliding connection with the inner surface of the sliding groove, and the clamping mechanism is arranged to utilize clamping of the first clamping plate and the second clamping plate to match with the elasticity of the sliding plate, the second spring and the spring column, so that the machining equipment can be quickly installed and disassembled, and not only can be suitable for the machining equipment in a larger range, and the cleaning and the maintenance are convenient, thereby improving the processing efficiency.
Drawings
FIG. 1 is a perspective view of the external structure of the present invention;
FIG. 2 is an enlarged view of a portion of the structure of FIG. 1;
FIG. 3 is an exploded view of the lubrication mechanism of the present invention;
FIG. 4 is a perspective view of the exterior of the clamping mechanism of the present invention;
fig. 5 is an exploded view of the interior of the clamping mechanism of the present invention.
In the figure: 1-supporting plate, 2-fixing plate, 3-lead screw, 4-transmission mechanism, 41-moving plate, 42-moving block, 43-sliding part, 43-1-sliding groove, 43-2-sliding block, 44-motor, 45-rotating shaft, 46-first transmission wheel, 47-transmission belt, 48-second transmission wheel, 49-rotating bearing, 5-lubricating mechanism, 51-limiting plate, 52-pulling plate, 53-rotating part, 53-1-supporting rod, 53-2-rotating rod, 54-arc plate, 55-through groove, 56-placing groove, 57-telescopic rod, 58-first spring, 59-oil inlet groove, 6-clamping mechanism, 61-first clamping plate, 62-second clamping plate, 62-sliding plate, etc, 63-sliding groove, 64-supporting column, 65-sliding plate, 66-second spring, 67-spring column and 68-rubber plate.
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. 1-5, the present invention provides a technical solution: a screw rod nut mechanism comprises a supporting plate 1, wherein both ends of one side of the supporting plate 1 are fixedly connected with fixed plates 2, a screw rod 3 is fixedly connected between the opposite sides of the two fixed plates 2, the outer surface of the screw rod 3 is provided with a transmission mechanism 4, a lubricating mechanism 5 and a clamping mechanism 6 are arranged in the transmission mechanism 4, the lubricating mechanism 5 comprises a limiting plate 51 and a pulling plate 52, one side of the limiting plate 51 is fixedly connected with one side of the pulling plate 52, the other side of the limiting plate 51 is rotatably connected with an arc plate 54 through a rotating member 53, the arc plate 54 is rotatably opened and closed to an oil inlet groove 59, one side of a moving block 42 is provided with a through groove 55, the inner surface of the through groove 55 is provided with a placing groove 56, the inner surface of the placing groove 56 is fixedly connected with a telescopic rod 57, the telescopic rod 57 and a first spring 58 are used for preventing the overflow of lubricating oil, the outer surface of the telescopic rod 57 is sleeved with a first spring 58, one end of the first spring 58 is fixedly connected with one side of the limiting plate 51, the outer surface of the limit plate 51 is connected with the inner surface of the placing groove 56 in a sliding manner, the outer surface of the rotating bearing 49 is provided with an oil inlet groove 59, the oil inlet groove 59 is convenient for the entry of lubricating oil to lubricate the contact position, the inner surface of the arc plate 54 is contacted with the outer surface of the rotating bearing 49, the rotating part 53 comprises a support rod 53-1 and a rotating rod 53-2, one side of the rotating rod 53-2 is fixedly connected with the outer surface of the arc plate 54, one end of the support rod 53-1 is rotatably connected with the outer surface of the rotating rod 53-2, the other end of the support rod 53-1 is fixedly connected with one side of the limit plate 51, the lubricating mechanism 5 is arranged, the pull plate 52 is pulled, so that the limit plate 51 is driven to move, the telescopic rod 57 and the first spring 58 are squeezed to contract, meanwhile, the rotation of the arc plate 54 is driven, and the lubricating oil can enter the rotating bearing 49 through the oil inlet groove 59, thereby lubricating the contact position when the screw and nut mechanism moves, reducing the abrasion to which the screw and nut mechanism is subjected, prolonging the service life of the screw and nut mechanism, wherein the clamping mechanism 6 comprises a first clamping plate 61 and a second clamping plate 62, the other side of the moving block 42 is provided with a sliding groove 63, one side of the first clamping plate 61 and one side of the second clamping plate 62 are fixedly connected with a pillar 64, one end of each pillar 64 is fixedly connected with a sliding plate 65, the opposite sides of the two sliding plates 65 are fixedly connected with a second spring 66, the sides of the sliding plates 65 which are far away from each other are fixedly connected with a spring column 67, one end of the spring column 67 is in sliding connection with the inner surface of the sliding groove 63, one opposite sides of the first clamping plate 61 and the second clamping plate 62 are fixedly connected with a rubber plate 68, the rubber plate 68 enables the friction force when clamping to be larger, the outer surface of the sliding plate 65 is in sliding connection with the inner surface of the sliding groove 63, and through the arrangement of the clamping mechanism 6, the clamping of the first clamping plate 61 and the second clamping plate 62 is utilized to match the elasticity of the sliding plate 65, the second spring 66 and the spring column 67, so that the processing equipment can be quickly installed and disassembled, the processing equipment can be applied to a wider range of processing equipment, the cleaning and the maintenance are convenient, the processing efficiency is improved, the transmission mechanism 4 comprises a moving plate 41 and a moving block 42, one side of the moving plate 41 is in sliding connection with the support plate 1 through the sliding piece 43, the sliding piece 43 comprises a sliding groove 43-1 and a sliding block 43-2 which are arranged on the surface of the support plate 1, the sliding groove 43-1 and the sliding block 43-2 realize sliding clamping for bearing the weight of the processing equipment, one side of the sliding block 43-2 is fixedly connected with one side of the moving plate 41, the outer surface of the sliding block 43-2 is in sliding connection with the inner surface of the sliding groove 43-1, one side of the moving plate 41 is fixedly connected with the motor 44, the motor 44 is a three-phase asynchronous motor, the motor 44 is electrically connected with an external power supply, one end of an output shaft of the motor 44 is fixedly connected with a rotating shaft 45 through a coupling, the outer surface of the rotating shaft 45 is fixedly connected with a first driving wheel 46, the outer surface of the first driving wheel 46 is connected with a second driving wheel 48 through a driving belt 47 in a driving way, the center of the surface of the second driving wheel 48 is in threaded connection with the screw rod 3, one side of the second driving wheel 48 is fixedly connected with a rotating bearing 49 through a connecting piece, one side of the rotating bearing 49 is fixedly connected with one side of the moving block 42, the inner surface of the rotating bearing 49 is in threaded connection with the outer surface of the screw rod 3, through the arrangement of the driving mechanism 4, the motor 44 is used for driving the rotating shaft 45 to rotate in cooperation with the driving of the first driving wheel 46, the driving belt 47 and the second driving wheel 48, so that the screw rod rotates through the sliding support of the sliding chute 43-1 and the sliding block 43-2, therefore, the screw rod and nut mechanism is prevented from completely bearing the weight of processing equipment in the using process, the long-term use of the screw rod can be kept, the moving distance of the processing equipment can be better and accurately achieved, and meanwhile, the content which is not described in detail in the specification belongs to the prior art which is known by the technical personnel in the field.
When the device works, the first clamping plate 61 and the second clamping plate 62 are pulled firstly, so that the second spring 66 extends, the spring column 67 contracts, then the processing equipment is placed between the first clamping plate 61 and the second clamping plate 62, the device can be fixed by loosening hands, the clamping mechanism 6 is arranged, the clamping of the first clamping plate 61 and the second clamping plate 62 is utilized, the elasticity of the sliding plate 65, the second spring 66 and the spring column 67 is matched, the processing equipment is rapidly installed and disassembled, the device not only can be suitable for processing equipment in a wider range, but also is convenient to clean and maintain, so that the processing efficiency is improved, meanwhile, the pulling plate 52 is pulled, so that the limiting plate 51 is driven to move, the telescopic rod 57 and the first spring 58 contract, at the moment, the movement of the supporting rod 53-1 is driven, and the rotation of the supporting rod 53-1 and the rotating rod 53-2 are matched, thereby driving the arc plate 54 to rotate on the surface of the rotating bearing 49, lubricating oil is fed for lubrication through the oil inlet groove 59, by providing the lubricating mechanism 5, the pulling plate 52 is pulled to drive the movement of the limit plate 51, the contraction of the expansion link 57 and the first spring 58 is extruded, and simultaneously the rotation of the arc plate 54 is driven, so that the lubricating oil can enter the rotating bearing 49 through the oil inlet groove 59, thereby lubricating the contact position of the screw-nut mechanism during movement, reducing the wear on the screw-nut mechanism, prolonging the service life of the screw-nut mechanism, when in need of working, the starting motor 44 drives the rotation of the rotating shaft 45, then the rotating shaft 45 drives the rotation of the first driving wheel 46, the first driving wheel 46 drives the rotation of the second driving wheel 48 through the driving belt 47, so that the second driving wheel 48 moves on the surface of the screw 3, and at this time, the parallel movement of the rotating bearing 49 and the moving block 42 is driven, through the transmission mechanism 4, the motor 44 is used for driving the rotating shaft 45 to rotate, and the first transmission wheel 46, the transmission belt 47 and the second transmission wheel 48 are matched for transmission, so that the screw rod rotates, and the screw rod nut mechanism is supported through the sliding of the sliding groove 43-1 and the sliding block 43-2, thereby avoiding the situation that the screw rod nut mechanism completely bears the weight of processing equipment in the using process, not only can the long-term use of the screw rod be kept, but also the moving distance of the accurate processing equipment can be better.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a feed screw nut mechanism, includes backup pad (1), the equal fixedly connected with fixed plate (2) in both ends of backup pad (1) one side, its characterized in that: a screw rod (3) is fixedly connected between the opposite sides of the two fixing plates (2), a transmission mechanism (4) is arranged on the outer surface of the screw rod (3), and a lubricating mechanism (5) and a clamping mechanism (6) are arranged in the transmission mechanism (4);
the transmission mechanism (4) comprises a moving plate (41) and a moving block (42), one side of the moving plate (41) is connected with the supporting plate (1) in a sliding way through a sliding piece (43), one side of the moving plate (41) is fixedly connected with a motor (44), one end of an output shaft of the motor (44) is fixedly connected with a rotating shaft (45) through a coupler, the outer surface of the rotating shaft (45) is fixedly connected with a first driving wheel (46), the outer surface of the first driving wheel (46) is connected with a second driving wheel (48) in a driving way through a driving belt (47), the center of the surface of the second driving wheel (48) is in threaded connection with the screw rod (3), one side of the second driving wheel (48) is fixedly connected with a rotating bearing (49) through a connecting piece, one side of the rotating bearing (49) is fixedly connected with one side of the moving block (42), and the inner surface of the rotating bearing (49) is in threaded connection with the outer surface of the screw rod (3).
2. An feed screw and nut mechanism as claimed in claim 1, wherein: the sliding piece (43) comprises a sliding groove (43-1) and a sliding block (43-2), wherein the sliding groove (43-1) and the sliding block (43-2) are formed in the surface of the supporting plate (1), one side of the sliding block (43-2) is fixedly connected with one side of the moving plate (41), and the outer surface of the sliding block (43-2) is in sliding connection with the inner surface of the sliding groove (43-1).
3. An feed screw and nut mechanism as claimed in claim 1, wherein: the lubricating mechanism (5) comprises a limiting plate (51) and a pulling plate (52), one side of the limiting plate (51) is fixedly connected with one side of the pulling plate (52), the other side of the limiting plate (51) is rotatably connected with an arc plate (54) through a rotating piece (53), and one side of a moving block (42) is provided with a through groove (55).
4. A feed screw and nut mechanism as claimed in claim 3, wherein: the inner surface of the through groove (55) is provided with a placing groove (56), the inner surface of the placing groove (56) is fixedly connected with an expansion rod (57), the outer surface of the expansion rod (57) is sleeved with a first spring (58), and one end of the first spring (58) is fixedly connected with one side of the limiting plate (51).
5. A feed screw and nut mechanism as claimed in claim 3, wherein: the outer surface of the limiting plate (51) is in sliding connection with the inner surface of the placing groove (56), the outer surface of the rotating bearing (49) is provided with an oil inlet groove (59), and the inner surface of the arc plate (54) is in contact with the outer surface of the rotating bearing (49).
6. A feed screw and nut mechanism as claimed in claim 3, wherein: including branch (53-1) and dwang (53-2) in rotating piece (53), the outer fixed surface connection of one side and circular arc board (54) of dwang (53-2), the one end of branch (53-1) is rotated with the surface of dwang (53-2) and is connected, the other end of branch (53-1) and one side fixed connection of limiting plate (51).
7. An feed screw and nut mechanism as claimed in claim 1, wherein: the clamping mechanism (6) comprises a first clamping plate (61) and a second clamping plate (62), a sliding groove (63) is formed in the other side of the moving block (42), a supporting column (64) is fixedly connected to one side of each of the first clamping plate (61) and the second clamping plate (62), a sliding plate (65) is fixedly connected between one ends of the two supporting columns (64), and a second spring (66) is fixedly connected between the opposite sides of the two sliding plates (65).
8. An feed screw and nut mechanism as claimed in claim 7, wherein: the spring column (67) is fixedly connected to one side, away from each other, of the sliding plate (65), one end of the spring column (67) is connected with the inner surface of the sliding groove (63) in a sliding mode, the rubber plate (68) is fixedly connected to one side, opposite to the first clamping plate (61) and the second clamping plate (62), of the sliding plate (65), and the outer surface of the sliding plate is connected with the inner surface of the sliding groove (63) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110673829.8A CN113551108A (en) | 2021-06-17 | 2021-06-17 | Feed screw nut mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110673829.8A CN113551108A (en) | 2021-06-17 | 2021-06-17 | Feed screw nut mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113551108A true CN113551108A (en) | 2021-10-26 |
Family
ID=78130640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110673829.8A Withdrawn CN113551108A (en) | 2021-06-17 | 2021-06-17 | Feed screw nut mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113551108A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114172295A (en) * | 2021-12-22 | 2022-03-11 | 无锡天宝电机有限公司 | Stator pin-connected panel motor |
| CN114811349A (en) * | 2022-04-26 | 2022-07-29 | 宋志超 | Surveying instrument based on land resource utilization management usefulness |
-
2021
- 2021-06-17 CN CN202110673829.8A patent/CN113551108A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114172295A (en) * | 2021-12-22 | 2022-03-11 | 无锡天宝电机有限公司 | Stator pin-connected panel motor |
| CN114811349A (en) * | 2022-04-26 | 2022-07-29 | 宋志超 | Surveying instrument based on land resource utilization management usefulness |
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Application publication date: 20211026 |