CN208331165U - A kind of cam linear motion device - Google Patents
A kind of cam linear motion device Download PDFInfo
- Publication number
- CN208331165U CN208331165U CN201820772205.5U CN201820772205U CN208331165U CN 208331165 U CN208331165 U CN 208331165U CN 201820772205 U CN201820772205 U CN 201820772205U CN 208331165 U CN208331165 U CN 208331165U
- Authority
- CN
- China
- Prior art keywords
- rotating member
- cabinet
- driven axle
- threaded post
- linear motion
- 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.)
- Expired - Fee Related
Links
Landscapes
- Transmission Devices (AREA)
Abstract
The utility model discloses a kind of cam linear motion devices, including cabinet and threaded post, the cabinet inside is rotatably connected to threaded post, the cabinet inside is rotatably connected to rotating member, the rotating member surface is fixed with thread groove, the rotating member bottom end is connected with driven axle, the driven axle surface activity is connected with No.1 bearing, and No.1 bearing is located inside thread groove, driven shaft is fixedly connected with inside the driven axle, and driven shaft and cabinet are rotatablely connected, the threaded post surface is fixed with external screw thread, the external screw thread internal activity is equipped with ball, the threaded post is located inside rotating member.The utility model is novel in design, and structure is simple, can effectively increase the service precision of device, while can reduce the mutual abrasion between apparatus parts, device is made to be not easy to be damaged, more practical so as to the service life of lifting device.
Description
Technical field
The utility model relates to a kind of cam control gear, in particular to a kind of cam linear motion device.
Background technique
Cam mechanism is by cam, the higher pair mechanism of three basic building blocks of driven member and rack composition.Cam is a tool
There are the component of curved profile or groove, generally driving link, makees constant speed rotary motion or linear reciprocating motion.Cam mechanism is extensive
Ground is applied to the fields such as light industry, weaving, food, communications and transportation, machine driving.
Linear motion will be applied in many mechanical equipments, and existing cam linear motion device does not have well
Precision, so that mechanical equipment is relatively easy to that error occurs in use, it is serious to influence mechanical work quality, secondly, existing
Cam linear motion device part between abrasion it is more serious, make device be relatively easy to be damaged, dress greatly reduce
The mission set, can not meet people's needs.For this purpose, it is proposed that a kind of cam linear motion device.
Utility model content
The main purpose of the utility model is to provide a kind of cam linear motion devices, can effectively solve background technique
The problems in.
To achieve the above object, the technical solution that the utility model is taken are as follows:
A kind of cam linear motion device, including cabinet and threaded post, the cabinet inside are rotatably connected to threaded post, institute
It states cabinet inside and is rotatably connected to rotating member, the rotating member surface is fixed with thread groove, the rotating member bottom end activity
It is connected with driven axle, the driven axle surface activity is connected with No.1 bearing, and No.1 bearing is located inside thread groove, described
Driven shaft is fixedly connected with inside driven axle, and driven shaft and cabinet are rotatablely connected, the threaded post surface is fixed with outer spiral shell
Line, the external screw thread internal activity are equipped with ball, and the threaded post is located inside rotating member.
Further, the No.1 Bearing inner is rotatably connected to fixing piece, and the fixing piece other end and driven axle are solid
Fixed connection, the driven axle side is fixedly connected with speed reducer, and speed reducer is fixedly connected with cabinet inner sidewall.
Further, No. two bearings, and No. two bearings and the fixed company of cabinet are fixedly connected with inside the rotating member both ends
It connects, the cabinet one side wall is fixedly connected with sealing ring.
Further, the rotating member is rotatablely connected by external screw thread and ball and threaded post, and the driven axle passes through one
Number bearing and thread groove are flexibly connected with rotating member.
Compared with prior art, the utility model has the following beneficial effects:
1. this kind is used for a kind of cam linear motion device, it can drive No.1 bearing in thread groove by driven axle
Portion is rotated, while passing through the combination of rotating member and No. two bearings, so as to drive adapter to be rotated.
2. good fixation can be carried out with driven axle by fixing piece, while good position can be carried out to No.1 bearing
Limitation is set, prevents driven axle when driving rotating member to be rotated, the offset of No.1 bearing appearance position avoids influencing device
It works normally.
3. passing through the combination of external screw thread and ball, so as to drive threaded post to move along a straight line, in order to meet work
Make the demand of personnel, wherein the frictional force between rotating member and threaded post, avoiding device mill can be effectively reduced by ball
It damages excessive and makes itself to damage, further improve the service life of device.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of cam linear motion device of the utility model.
Fig. 2 is a kind of cabinet inside structural schematic diagram of cam linear motion device of the utility model.
Fig. 3 is a kind of adapter schematic diagram of internal structure of cam linear motion device of the utility model.
Fig. 4 is a kind of driven axle structural schematic diagram of cam linear motion device of the utility model.
In figure: 1, cabinet；2, threaded post；3, driven shaft；4, rotating member；5, thread groove；6, driven axle；7, No.1 axis
It holds；8, external screw thread；9, ball；10, fixing piece；11, speed reducer；12, No. two bearings；13, sealing ring.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figs 1-4, a kind of cam linear motion device, including cabinet 1 and threaded post 2,1 inner rotation of cabinet
It is connected with threaded post 2,1 inner rotation of cabinet is connected with rotating member 4, and 4 surface of rotating member is fixed with thread groove
5,4 bottom end of rotating member is connected with driven axle 6, and 6 surface activity of driven axle is connected with No.1 bearing 7, and No.1
Bearing 7 is located inside thread groove 5, driven shaft 3 is fixedly connected with inside the driven axle 6, and driven shaft 3 and cabinet 1 rotate
Connection, 2 surface of threaded post are fixed with external screw thread 8, and 8 internal activity of external screw thread is equipped with ball 9, the threaded post 2
Inside rotating member 4.
Wherein, 7 inner rotation of No.1 bearing is connected with fixing piece 10,10 other end of fixing piece and driven axle 6
It is fixedly connected, 6 side of driven axle is fixedly connected with speed reducer 11, and speed reducer 11 is fixedly connected with 1 inner sidewall of cabinet.
Wherein, No. two bearings 12 are fixedly connected with inside 4 both ends of rotating member, and No. two bearings 12 and cabinet 1 are fixed
Connection, 1 one side wall of cabinet are fixedly connected with sealing ring 13.
Wherein, the rotating member 4 is rotatablely connected by external screw thread 8 and ball 9 and threaded post 2, and the driven axle 6 passes through one
Number bearing 7 and thread groove 5 are flexibly connected with rotating member 4.
It should be noted that the utility model is a kind of cam linear motion device, when work, driven shaft is driven by machine
3 are rotated, so as to so that driven axle 6 is rotated, secondly, 6 periphery of driven axle is fixed with No.1 bearing 7, and No.1
Bearing 7 is located inside thread groove 5, and when driven axle 6 is rotated, No.1 bearing 7 can be turned inside thread groove 5
It is dynamic, while passing through the combination of rotating member 4 and No. two bearings 12, so as to drive adapter 4 to be rotated, wherein No.1 axis
It holds 7 inner rotations and is connected with fixing piece 10, good fixation can be carried out with driven axle 6, while can carry out to No.1 bearing 7
Good position limitation, prevents driven axle 6 when driving rotating member 4 to be rotated, and the offset of 7 appearance position of No.1 bearing avoids
The normal work for influencing device, when rotating member 4 is rotated, by the combination of external screw thread 8 and ball 9, so as to band
Dynamic threaded post 2 moves along a straight line, in order to meet the needs of staff, wherein can be effectively reduced and be turned by ball 9
Frictional force between moving part 4 and threaded post 2, avoiding device abrasion is excessive and makes itself to damage, and further improves device
Service life can effectively increase driven axle 6 secondly, 6 side of driven axle is fixed with the speed reducer 11 of model NMRV
Torque, reduce revolving speed, enable devices to more accurate completion work, it is more practical, while 1 one side wall of cabinet is fixed with
Sealing ring 13 can effectively prevent the substances such as dust from rotating mouth from driven shaft 3 and enter inside cabinet 1, avoid influencing cabinet 1
The working condition of inner body, the working efficiency of further lifting device.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (4)
1. a kind of cam linear motion device, including cabinet (1) and threaded post (2), cabinet (1) inner rotation is connected with spiral shell
Line column (2), it is characterised in that: cabinet (1) inner rotation is connected with rotating member (4), and rotating member (4) the surface fixation is set
Have thread groove (5), rotating member (4) bottom end is connected with driven axle (6), driven axle (6) the surface activity connection
Have No.1 bearing (7), and to be located at thread groove (5) internal for No.1 bearing (7), be fixedly connected with inside the driven axle (6) from
Moving axis (3), and driven shaft (3) and cabinet (1) are rotatablely connected, threaded post (2) surface is fixed with external screw thread (8), described
External screw thread (8) internal activity is equipped with ball (9), and it is internal that the threaded post (2) is located at rotating member (4).
2. a kind of cam linear motion device according to claim 1, it is characterised in that: the No.1 bearing (7) is internal
It is rotatably connected to fixing piece (10), fixing piece (10) other end is fixedly connected with driven axle (6), the driven axle (6) one
Side is fixedly connected with speed reducer (11), and speed reducer (11) is fixedly connected with cabinet (1) inner sidewall.
3. a kind of cam linear motion device according to claim 1, it is characterised in that: in rotating member (4) both ends
Portion is fixedly connected with No. two bearings (12), and No. two bearings (12) are fixedly connected with cabinet (1), and cabinet (1) one side wall is solid
Surely sealing ring (13) are connected with.
4. a kind of cam linear motion device according to claim 1, it is characterised in that: the rotating member (4) passes through outer
Screw thread (8) and ball (9) and threaded post (2) are rotatablely connected, and the driven axle (6) passes through No.1 bearing (7) and thread groove (5)
It is flexibly connected with rotating member (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820772205.5U CN208331165U (en) | 2018-05-23 | 2018-05-23 | A kind of cam linear motion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820772205.5U CN208331165U (en) | 2018-05-23 | 2018-05-23 | A kind of cam linear motion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208331165U true CN208331165U (en) | 2019-01-04 |
Family
ID=64774777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820772205.5U Expired - Fee Related CN208331165U (en) | 2018-05-23 | 2018-05-23 | A kind of cam linear motion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208331165U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108488341A (en) * | 2018-05-23 | 2018-09-04 | 平湖乾丰机械有限公司 | A kind of cam linear motion device |
-
2018
- 2018-05-23 CN CN201820772205.5U patent/CN208331165U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108488341A (en) * | 2018-05-23 | 2018-09-04 | 平湖乾丰机械有限公司 | A kind of cam linear motion device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109129177B (en) | A kind of wheeled end burnishing device of public affairs rotation | |
| CN110052635A (en) | A kind of self-centering chuck | |
| CN208977805U (en) | A kind of five articulated robots | |
| CN208331165U (en) | A kind of cam linear motion device | |
| CN110104581A (en) | A kind of spiral lift based on planetary roller screw | |
| CN208644918U (en) | A kind of spring grinding machine | |
| CN208584019U (en) | It is a kind of for processing the deep hole boring machine of casting and rolling machine roll sleeve | |
| CN209262177U (en) | Novel transmission mechanism | |
| CN208133008U (en) | A kind of novel telescopic manipulator | |
| CN108488341A (en) | A kind of cam linear motion device | |
| CN204471216U (en) | A kind of sandblasting packaged type automatic revolving table | |
| CN205863395U (en) | A kind of large-scale half turntable antenna with high-precision attitude adjusting apparatus | |
| CN207632431U (en) | A kind of engineering mechanical maintenance lifting gear | |
| CN204819501U (en) | Horizontal articulated robot | |
| CN209255233U (en) | A kind of oil connection outer diameter inspection body | |
| CN208960576U (en) | A kind of running gear cleaning detection robot for photovoltaic module | |
| CN208587468U (en) | A kind of composite-motion mechanism | |
| CN209648186U (en) | Arch workpiece centering pressing device | |
| CN109184230B (en) | Installation device for glass curtain wall | |
| CN208612838U (en) | A kind of suspension type painting gauge | |
| CN209275493U (en) | A kind of novel rotary turntable power mechanism | |
| CN207616569U (en) | A kind of industry six-joint robot | |
| CN207989655U (en) | A kind of variable rail gauge steel wheel driving device | |
| CN206860322U (en) | A kind of intake valve | |
| CN206898903U (en) | A kind of workpiece applied to lathe logistics equipment is issued an order mechanism in place |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190104 Termination date: 20190523 |