CN213088669U - Optimized ball screw transmission device - Google Patents
Optimized ball screw transmission device Download PDFInfo
- Publication number
- CN213088669U CN213088669U CN202021795867.8U CN202021795867U CN213088669U CN 213088669 U CN213088669 U CN 213088669U CN 202021795867 U CN202021795867 U CN 202021795867U CN 213088669 U CN213088669 U CN 213088669U
- Authority
- CN
- China
- Prior art keywords
- screw
- bearing
- ball screw
- ball
- synchronizing wheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Transmission Devices (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses an optimize ball screw transmission relates to lathe and automatic ball screw transmission technical field. The utility model discloses a screw rod bearing frame, ball screw and synchronizing wheel, its characterized in that: a screw synchronizing wheel is sleeved at one end of the ball screw, a screw bearing seat is sleeved at the other end of the ball screw, a screw bearing seat is also sleeved on the synchronizing wheel, a locking nut is arranged on the surface of each of the two screw bearing seats, and the two screw bearing seats are fixed with the ball screw through the locking nut. The utility model discloses a tapered roller bearing and deep groove ball bearing structure increase the radial and axial bearing capacity of screw rod, avoid taking place cracked condition in the transmission, make the operation more smooth and easy simultaneously, through the tight cover structure that expands, will expand tight cover, synchronizing wheel and ball screw three and closely link to each other between, take place the condition of pause and pause in the time of avoiding the lead screw positive and negative axle to be in turn, increase the life of equipment.
Description
Technical Field
The utility model belongs to the technical field of lathe and automatic ball screw transmission, especially, relate to an optimize ball screw transmission.
Background
The ball screw, which is also called ball screw or lead screw, is a transmission mechanical assembly in which steel balls move between a nut and a screw, and the sliding contact of the conventional screw is converted into rolling contact, and then the rotary motion of the steel balls in the nut is converted into linear motion. Ball screws have the characteristics of high positioning accuracy, long service life, low pollution, and capability of performing high-speed forward and backward transmission and transformation transmission, and have become one of the important components of positioning and measuring systems in the recent precision technology industry and precision machinery industry.
The existing ball screw transmission is easy to cause abrasion, causes certain gaps between parts connected with the ball screw, has pause and frustration when positive and negative shafts of the screw alternate, and simultaneously has the defects of easy breakage, insufficient smoothness in operation, large vibration and the like in the transmission.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an optimize ball screw transmission, through tapered roller bearing and deep groove ball bearing structure, increase the radial and axial bearing capacity of screw rod, avoid taking place the cracked condition in the transmission, it is more smooth and easy to make the operation simultaneously, through the tight cover structure that expands, will expand tight cover, synchronizing wheel and ball screw three closely link to each other within a definite time, the condition of taking place the pause and pause in the time of avoiding the positive and negative axle of lead screw to be in turn is frustrated, increase the life of equipment, solve current easy fracture, the operation is not in the same direction as and the big problem of vibrations.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to an optimize ball screw transmission, including screw rod bearing frame, ball screw and synchronizing wheel, a ball screw pot head has inlayed the screw rod synchronizing wheel, the screw rod bearing frame has inlayed to ball screw another pot head, the screw rod bearing frame has also inlayed to the synchronizing wheel cover, two screw rod bearing frame surfaces all are provided with lock nut, two screw rod bearing frames are fixed mutually with ball screw through lock nut.
Further, two outside week sides of screw bearing frame are provided with two extension boards, two extension board one surfaces are provided with a plurality of screw holes, and the fast mounting fixed screw bearing frame, extension board and screw bearing frame constitute as an organic whole, tapered roller bearing is installed to the inside week side one end of screw bearing frame, deep groove ball bearing is installed to the inside week side other end of screw bearing frame, running fit between tapered roller bearing and deep groove ball bearing and ball screw week side, through tapered roller bearing and deep groove ball bearing, increase the radial and axial bearing capacity of ball screw, avoid the cracked condition of taking place in the transmission, make the operation more smooth and easy simultaneously.
Further, the inside all side one end of synchronizing wheel is provided with the tight cover that expands, the tight cover and synchronizing wheel fixed connection expand, the inside all side cover of the tight cover that expands inlays in ball screw one end, the synchronizing wheel is through fixed connection between tight cover and the ball screw expand, closely links to each other synchronizing wheel and ball screw through the tight cover that expands, produces the friction when avoiding ball screw positive and negative axle in turn.
Furthermore, two tapered roller bearings are installed at one end of the circumferential side surface of the screw bearing seat, two deep groove ball bearings are installed at the other end of the circumferential side surface inside the screw bearing seat, and the internal structures of the two screw bearing seats are the same.
The utility model discloses following beneficial effect has:
1. the utility model discloses a tapered roller bearing and deep groove ball bearing structure increase the radial and axial bearing capacity of screw rod, avoid the condition of breaking occur in the transmission, make the operation more smooth and easy simultaneously.
2. The utility model discloses an expand tight set structure, closely link to each other between tight set, synchronizing wheel and the ball screw three will expand, take place the condition that the pause or pause in the process of avoiding the positive and negative axle of lead screw to be in turn and frustrate, increase the life of equipment.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of an optimized ball screw transmission according to the present invention;
FIG. 2 is a schematic view of the inner structure of the synchronizing wheel of the present invention;
FIG. 3 is a schematic view of the internal structure of the middle screw bearing seat of the present invention;
fig. 4 is a schematic view of the internal structure of the ball screw of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a screw bearing seat; 2. a tapered roller bearing; 3. a deep groove ball bearing; 4. a ball screw; 5. locking the nut; 6. a synchronizing wheel; 7. and (5) expanding and tightening the sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Please refer to fig. 1-4, the utility model relates to an optimize ball screw transmission, including screw bearing seat 1, ball screw 4 and synchronizing wheel 6, ball screw 4 one end cover has inlayed screw synchronizing wheel 6, and ball screw 4 other end cover has inlayed screw bearing seat 1, and synchronizing wheel 6 also overlaps and has inlayed screw bearing seat 1, and 1 surfaces of two screw bearing seats all are provided with lock nut 5, and two screw bearing seats 1 are fixed mutually with ball screw 4 through lock nut 5.
Two extension boards are arranged on the outer peripheral side of two screw bearing seats 1, a plurality of threaded holes are formed in one surface of each extension board, the screw bearing seats 1 are fixed and convenient to install, the extension boards and the screw bearing seats 1 are integrally formed, tapered roller bearings 2 are installed at one ends of the inner peripheral sides of the screw bearing seats 1, deep groove ball bearings 3 are installed at the other ends of the inner peripheral sides of the screw bearing seats 1, the tapered roller bearings 2 and the deep groove ball bearings 3 are in running fit with the side surfaces of the ball screws 4, through the tapered roller bearings 2 and the deep groove ball bearings 3, the radial and axial bearing capacity of the ball screws 4 is improved, the condition that the screw screws are broken in transmission is avoided, and meanwhile.
The tight cover 7 that expands is provided with to the inside all side one end of synchronizing wheel 6, and tight cover 7 and the 6 fixed connection of synchronizing wheel expand, and the inside all side cover of tight cover 7 that expands inlays in ball screw 4 one end, and synchronizing wheel 6 is through expanding fixed connection between tight cover 7 and ball screw 4, closely links to each other synchronizing wheel 6 and ball screw 4 through the tight cover 7 that expands, produces the friction when avoiding ball screw 4 positive and negative axle in turn.
Two tapered roller bearings 2 are installed at one end of the peripheral side of the screw bearing seat 1, two deep groove ball bearings 3 are installed at the other end of the peripheral side of the interior of the screw bearing seat 1, and the interior structures of the two screw bearing seats 1 are the same.
Referring to fig. 1-4, the present invention is an optimized ball screw transmission device, which is used by the following steps: drive ball screw 4 rotatory through synchronizing wheel 6, the tight cover 7 that expands of synchronizing wheel 6 internally mounted takes place the condition of pause and frustrate when avoiding ball screw 4 positive and negative axle to change, increases ball screw 4's life, increases ball screw 4 radial and axial bearing capacity through screw bearing frame 1 and its inside installation's tapered roller bearing 2 and deep groove ball bearing 3, avoids taking place cracked condition in the transmission, makes the operation more smooth-going simultaneously.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (4)
1. The utility model provides an optimize ball screw transmission, includes screw bearing seat (1), ball (4) and synchronizing wheel (6), its characterized in that: ball screw (4) one end cover has inlayed screw rod synchronizing wheel (6), ball screw (4) other end cover has inlayed screw rod bearing frame (1), screw rod bearing frame (1) has also been inlayed to synchronizing wheel (6) cover, two screw rod bearing frames (1) surface all is provided with lock nut (5), two screw rod bearing frames (1) are fixed mutually with ball screw (4) through lock nut (5).
2. An optimized ball screw transmission device according to claim 1, wherein two extension plates are arranged on the outer peripheral side of the two screw bearing seats (1), a plurality of threaded holes are arranged on one surface of each extension plate, the extension plates and the screw bearing seats (1) are integrally formed, a tapered roller bearing (2) is installed at one end of the inner peripheral side of each screw bearing seat (1), a deep groove ball bearing (3) is installed at the other end of the inner peripheral side of each screw bearing seat (1), and the tapered roller bearing (2) and the deep groove ball bearing (3) are in running fit with the peripheral side of the ball screw (4).
3. An optimized ball screw transmission device according to claim 1, wherein an expansion sleeve (7) is arranged at one end of the inner peripheral side of the synchronizing wheel (6), the expansion sleeve (7) is fixedly connected with the synchronizing wheel (6), the inner peripheral side of the expansion sleeve (7) is embedded at one end of the ball screw (4), and the synchronizing wheel (6) is fixedly connected with the ball screw (4) through the expansion sleeve (7).
4. An optimized ball screw transmission device according to claim 2, characterized in that two tapered roller bearings (2) are installed at one end of the peripheral side of the screw bearing seat (1), two deep groove ball bearings (3) are installed at the other end of the peripheral side of the inner part of the screw bearing seat (1), and the inner structures of the two screw bearing seats (1) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021795867.8U CN213088669U (en) | 2020-08-25 | 2020-08-25 | Optimized ball screw transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021795867.8U CN213088669U (en) | 2020-08-25 | 2020-08-25 | Optimized ball screw transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213088669U true CN213088669U (en) | 2021-04-30 |
Family
ID=75632120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021795867.8U Active CN213088669U (en) | 2020-08-25 | 2020-08-25 | Optimized ball screw transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213088669U (en) |
-
2020
- 2020-08-25 CN CN202021795867.8U patent/CN213088669U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201314333Y (en) | Combination bearing of cylindrical roller and double-direction thrust roller | |
| US11285574B2 (en) | Magnetic-hydraulic double-suspension bearing experiment table | |
| CN213088669U (en) | Optimized ball screw transmission device | |
| WO2021093360A1 (en) | Rolling bearing | |
| CN201333621Y (en) | Cambered surface cam-actuated workbench exchanging device | |
| CN203926773U (en) | One can auto-compensation associated sealing arrangement for bearings | |
| CN201446444U (en) | Cambered surface cam driving device for changing operating boards | |
| CN105299035A (en) | Replaceable bearing | |
| CN103441608A (en) | Electric cylinder anti-rotation mechanism | |
| CN208185236U (en) | A kind of self-aligning roller bearing structure | |
| CN208534980U (en) | A kind of carburizing steel holder for three-row cylindrical roller combination turntable bearing | |
| CN112664577B (en) | Stable platform bearing fixing structure and assembling and adjusting method | |
| CN201818652U (en) | Bidirectional-thrust angular contact ball bearing with novel structure | |
| CN203442065U (en) | High-rigidity fixed bearing and drawing mechanism for ball screw | |
| CN213176482U (en) | Novel linear bearing with good sealing effect | |
| CN210769828U (en) | Rolling bearing | |
| CN203441969U (en) | Special bearing high-rigidity supporting and towing mechanism for ball screw | |
| CN103115075B (en) | Integral type thrust block | |
| CN219932718U (en) | High-bearing deep groove ball bearing | |
| CN218971668U (en) | Self-contained damping bearing | |
| CN219562299U (en) | Long-span deep hole machine tool ball screw auxiliary supporting device | |
| CN103423401B (en) | The high rigidity fixed bearing draw-off mechanism of ball screw | |
| CN110657157A (en) | Assembled angular contact ball bearing capable of bearing extremely large axial load | |
| CN111664175A (en) | Rolling bearing with cylindrical hollow rolling body | |
| CN210106410U (en) | Novel ball roller crossed bearing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |