CN208128061U - A kind of eccentric wheel kinematic link structure - Google Patents
A kind of eccentric wheel kinematic link structure Download PDFInfo
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- CN208128061U CN208128061U CN201820427131.1U CN201820427131U CN208128061U CN 208128061 U CN208128061 U CN 208128061U CN 201820427131 U CN201820427131 U CN 201820427131U CN 208128061 U CN208128061 U CN 208128061U
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- eccentric cam
- connecting rod
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- eccentric
- bearing
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Abstract
The utility model belongs to mechanical transmission fields more particularly to a kind of eccentric wheel kinematic link structure.A kind of eccentric wheel kinematic link structure that the utility model relates to arrive, it is whole to be connected using horizontal type structure, eccentric cam rotation is driven by servo motor, allow the first connection fixture as link member pumps, in contrast to traditional motor positive and inverse kind of drive, the anxious process for accelerating starting and braking can effectively be avoided frequently using such kind of drive, increase the operation of a machine speed, and stability and durability, simultaneously, due to using over and under eccentric cam ontology the first movable pin and the second movable pin adjust position of the linkage fasteners in the middle part of card slot, then the first connecting rod fixing piece being connected on link member is made to reach stroke with adjustability.
Description
Technical field
The utility model belongs to mechanical transmission fields more particularly to a kind of eccentric wheel kinematic link structure.
Background technique
Mechanical drive mode generally passes through motor drives screw mandrel in the prior art or synchronous belt does positive and negative rotation campaign, but not
Pipe is screw rod or synchronous belt, when reaching certain speed, all there is the requirement to screw rod or synchronous belt intensity of load,
When speed reaches the limit bearing value of screw rod and synchronous belt, screw rod or synchronous belt are easily damaged.Therefore for speed compared with
High machinery should not use traditional motor positive and inverse movement and plus-minus speed running mode.
Therefore, it is necessary to provide a kind of technological means to solve drawbacks described above.
Utility model content
The purpose of the utility model is to overcome the defects of the prior art, provide a kind of eccentric wheel kinematic link structure,
The eccentric wheel kinematic link structure can satisfy the demand of machinery higher for speed, increase the operation of a machine speed, and steady
Qualitative and durability.
The utility model is realized in this way a kind of eccentric wheel kinematic link structure, including bottom plate, transmission connecting rod mechanism and
Driving mechanism, the transmission connecting rod mechanism and the driving mechanism are horizontally installed on the 1 top two sides of bottom plate respectively, wherein：
The transmission mechanism includes cam member and link component；The cam member includes eccentric cam, bias
Cam chair, eccentric cam connection component, sensor block, the first clump weight and the second clump weight, the eccentric cam seat are arranged in institute
It states on bottom plate, the eccentric cam is set in the eccentric cam seat, and the eccentric cam connection component includes that eccentric cam connects
Spindle, the first eccentric cam connection bearing, the second eccentric cam connection bearing and the first eccentric cam bearing lid, the bias
The first end of cam connecting shaft protrudes into the eccentric cam seat, and is connected to the eccentric cam, and convex relative to the bias
The second end for taking turns the first end of connecting shaft passes through the eccentric cam seat；First eccentric cam connects bearing, described second
Eccentric cam connection bearing, the first eccentric cam bearing lid and the sensor block are successively socketed on the eccentric cam connection
The second end of axis；First clump weight and second clump weight are in be relatively arranged on the eccentric cam；The connecting rod
Component includes link member, first connecting rod connection component and second connecting rod connection component, and the upper end of the link member is equipped with the first limit
The lower end of position through-hole, the link member is equipped with the second limiting through hole；The first connecting rod connection component is connected and fixed including first
Part, first connecting rod connection bearing and first connecting rod connect bearing cap, and one end of first connection fixture passes through described first
Limiting through hole, the first connecting rod connection bearing and first connecting rod connection bearing cap are successively socketed on first connection fixture
Across one end of first limiting through hole；The second connecting rod connection component includes the second connection fixture, second connecting rod company
Joint bearing and second connecting rod connect bearing cap, and one end of second connection fixture passes through second limiting through hole, described
Second connecting rod connection bearing and second connecting rod connection bearing cap are successively socketed on second connection fixture across described second
One end of limiting through hole；
Second connection fixture is set to the eccentric cam medium position, with this by the cam member and described
Link component is fixedly connected.
The driving mechanism is connect with the second end of the eccentric cam connecting shaft, to drive the eccentric cam connecting shaft
Rotation.
Further, the upper end of the eccentric cam is equipped with the first groove, and it is recessed that the lower end of the eccentric cam is equipped with second
Slot, the middle position of the eccentric cam are equipped with card slot, and the card slot penetrates through first groove, described second recessed respectively
Slot；
First clump weight is set to first groove, and is fixed at the eccentric cam by the first movable pin
Upper end；Second clump weight is set to second groove, and is fixed at the eccentric cam by the second movable pin
Lower end；
The second connecting rod fixing piece is set with the card slot middle part and its upper/lower terminal contradicts and first activity respectively
Pin, the second movable pin, can be gripped by the described first movable pin and the second movable pin.
Further, the driving mechanism includes a servo motor, the servo motor and the eccentric cam connecting shaft
Second end connection.
Specifically, the servo motor is connect by a shaft coupling with the second end of the eccentric cam connecting shaft.
Preferably, the driving mechanism further includes motor mount, the motor mount is set on the bottom plate；It is described
Servo motor is set on the motor mount, and is mounted on the bottom plate by the motor mount.
Preferably, being mounted with a servo motor radiator on the servo motor.
Further, the first connecting rod connection bearing is equipped with two, this two first connecting rod connection bearings are in simultaneously
Column are socketed on one end that first connection fixture passes through first limiting through hole.
Further, the second connecting rod connection bearing is equipped with two, this two second connecting rod connection bearings are in simultaneously
Column are socketed on one end that second connection fixture passes through second limiting through hole.
Further, the eccentric cam connection component further includes third eccentric cam connection bearing, the 4th eccentric cam
Connect bearing and the second eccentric cam bearing lid, the second eccentric cam bearing lid, the third eccentric cam connecting shaft
It holds, the 4th eccentric cam connection bearing is successively socketed in the second end of the eccentric cam connecting shaft, and is located at described
In eccentric cam seat.
It further, further include protective plate and dust board, there are two the protective plate is set, this two protective plates 5 divide
Two sides above the bottom plate, the dust board are set to the top of two protective plates.
The technical effect of the eccentric wheel kinematic link structure of the utility model is：
A kind of eccentric wheel kinematic link structure that the utility model relates to arrive, it is whole to be connected using horizontal type structure, by watching
It takes motor and drives eccentric cam rotation, allow first connecting rod fixing piece as link member pumps, in contrast to biography
The motor positive and inverse kind of drive of system can effectively avoid frequently the anxious mistake for accelerating starting and braking using such kind of drive
Journey increases the operation of a machine speed and stability and durability, simultaneously as over and under using eccentric cam ontology
First movable pin and the second movable pin adjust position of the linkage fasteners in the middle part of card slot, then make to be connected to connecting rod
First connecting rod fixing piece on part reaches stroke with adjustability.
Detailed description of the invention
Fig. 1 is a kind of connecting rod of eccentric wheel drive mechanism overall structure decomposition diagram of the utility model embodiment；
Fig. 2 is a kind of connecting rod of eccentric wheel drive mechanism overall schematic of the utility model embodiment；
Fig. 3 is a kind of connecting rod of eccentric wheel drive mechanism eccentric cam schematic diagram of the utility model embodiment.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or it may be simultaneously present centering elements.When an element is known as " being connected to " another element, it can
To be directly to another element or may be simultaneously present centering elements.
It please refers to Fig.1 to Fig.3, is a preferred embodiment provided by the utility model, which is to protect a kind of bias
Take turns kinematic link structure comprising bottom plate 1, transmission connecting rod mechanism and driving mechanism 4, transmission connecting rod mechanism and driving mechanism difference
It is horizontally installed on 1 top two sides of bottom plate；
Wherein, transmission mechanism includes cam member 2 and link component 3；Cam member 2 include eccentric cam 21, partially
Cardiac prominence wheel seat 22, eccentric cam connection component 23, sensor block 24, the first clump weight 25 and the second clump weight 26, eccentric cam seat
22 are arranged on bottom plate 1, and eccentric cam 21 is set in eccentric cam seat 22, and eccentric cam connection component 23 connects including eccentric cam
Spindle 231, the first eccentric cam connection bearing 232, the second eccentric cam connection bearing 233 and the first eccentric cam bearing lid
234, the first end of eccentric cam connecting shaft 231 protrudes into eccentric cam seat 22, and is connected to eccentric cam 21, and relative to bias
The second end of the first end of cam connecting shaft 231 passes through eccentric cam seat 22；It is inclined that first eccentric cam connects bearing 232, second
Cardiac prominence wheel connection bearing 233, the first eccentric cam bearing lid 234 and sensor block 24 are successively socketed on eccentric cam connecting shaft 231
Second end；First clump weight 25 and the second clump weight 26 are in be relatively arranged on eccentric cam 21；Link component 3 includes connecting rod
The upper end of part 31, first connecting rod connection component 32 and second connecting rod connection component 33, link member 31 is equipped with the first limiting through hole
311, the lower end of link member 31 is equipped with the second limiting through hole 312；First connecting rod connection component 32 includes the first connection fixture
321, first connecting rod connection bearing 322 and first connecting rod connect bearing cap 323, and one end of the first connection fixture 321 passes through the
It is solid that one limiting through hole 311, first connecting rod connection bearing 322 and first connecting rod connection bearing cap 323 are successively socketed on the first connection
Determine one end that part 321 passes through the first limiting through hole 311；Second connecting rod connection component 33 includes the second connection fixture 331, second
Connecting rod shaft holds 332 and second connecting rod connection bearing cap 333, and it is logical that one end of the second connection fixture 331 passes through the second limit
Hole 312, second connecting rod connection bearing 332 and second connecting rod connection bearing cap 333 are successively socketed on the second connection fixture 331 and wear
Cross one end of the second limiting through hole 312；Second connection fixture 331 is set to 21 medium position of eccentric cam, with this
The cam member 2 and the link component 3 are fixedly connected.
Driving mechanism 4 is connect with the second end of eccentric cam connecting shaft 231, to drive eccentric cam connecting shaft 231 to rotate.
The working principle of the technical scheme is as follows：It is connect, is driven eccentric with eccentric cam connecting shaft 231 by driving mechanism 4
Cam 21 rotates, and 331 one end of the second connection fixture is connected to 21 middle part of eccentric cam, and the other end is logical by the second limit
Hole 312 is connect with link member 31, with the rotation of eccentric cam 21, is placed in second connection fixture at 21 middle part of eccentric cam
331 drive link members 31 pump, to drive the first about 321 connection fixture that 31 upper end of link member is arranged in
It moves back and forth.
Further, the upper end of eccentric cam 21 is equipped with the first groove 211, and the lower end of eccentric cam 21 is equipped with the second groove
212, the middle position of eccentric cam 21 is equipped with card slot 213, and card slot 213 penetrates through the first groove 211, the second groove 212 respectively；
First clump weight 25 is set to the first groove 211, and is fixed at eccentric cam 21 by the first movable pin 27
Upper end；Second clump weight 26 is set to the second groove 212, and is fixed under eccentric cam 21 by the second movable pin 28
End；
Second connecting rod fixing piece 331 is set with 213 middle part of card slot and its upper/lower terminal contradicts and the first movable pin respectively
27, the second movable pin, can be gripped by the first movable pin 27 and the second movable pin 28.
Further, driving mechanism 4 includes a servo motor 41, and the of servo motor 41 and eccentric cam connecting shaft 231
The connection of two ends.
Preferably, servo motor 41 is connect by a shaft coupling 42 with the second end of eccentric cam connecting shaft 231.
Preferably, driving mechanism 4 further includes motor mount 43, motor mount 43 is set on bottom plate 1；Servo motor 41
It is mounted on bottom plate 1 on motor mount 43, and through motor mount 43.
Preferably, being mounted with a servo motor radiator 44 on servo motor 41.
Preferably, two first connecting rods connection bearings 322 are in set side by side there are two first connecting rod connection bearing 322 sets
It is connected to one end that the first connection fixture 321 passes through the first limiting through hole 311.
Preferably, two second connecting rods connection bearings 332 are in set side by side there are two second connecting rod connection bearing 332 sets
It is connected to one end that the second connection fixture 331 passes through the second limiting through hole 321.
Further, eccentric cam connection component 23 further includes third eccentric cam connection bearing 235, the 4th eccentric cam
Connect bearing 236 and the second eccentric cam bearing lid 237, the second eccentric cam bearing lid 237, third eccentric cam connecting shaft
It holds the 235, the 4th eccentric cam connection bearing 236 to be successively socketed in the second end of eccentric cam connecting shaft 231, and is located at bias
In cam chair 22.
It further, further include protective plate 5 and dust board 6, there are two protective plate 5 is set, which is divided into bottom
The two sides of 1 top of plate, dust board 6 are set to the top of two protective plates 5.
The foregoing is merely the utility model preferred embodiment, structure is not limited to the above-mentioned shape enumerated,
Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in this reality
Within novel protection scope.
Claims (10)
1. a kind of eccentric wheel kinematic link structure, it is characterised in that：Including bottom plate, transmission connecting rod mechanism and driving mechanism are described
Transmission connecting rod mechanism and the driving mechanism are horizontally installed on two sides above the bottom plate respectively；
Wherein, the transmission connecting rod mechanism includes cam member and link component；The cam member include eccentric cam,
Eccentric cam seat, eccentric cam connection component, sensor block, the first clump weight and the second clump weight, the eccentric cam seat setting
On the bottom plate, the eccentric cam is set in the eccentric cam seat, and the eccentric cam connection component includes eccentric convex
Connecting shaft, the first eccentric cam connection bearing, the second eccentric cam connection bearing and the first eccentric cam bearing lid are taken turns, it is described
The first end of eccentric cam connecting shaft protrudes into the eccentric cam seat, and is connected to the eccentric cam, and relative to described inclined
The second end of the first end of cardiac prominence wheel connecting shaft passes through the eccentric cam seat；It is first eccentric cam connection bearing, described
Second eccentric cam connection bearing, the first eccentric cam bearing lid and the sensor block are successively socketed on the eccentric cam
The second end of connecting shaft；First clump weight and second clump weight are in be relatively arranged on the eccentric cam；It is described
Link component includes link member, first connecting rod connection component and second connecting rod connection component, and the upper end of the link member is equipped with the
The lower end of one limiting through hole, the link member is equipped with the second limiting through hole；The first connecting rod connection component includes the first connection
Fixing piece, first connecting rod connection bearing and first connecting rod connect bearing cap, and one end of first connection fixture passes through described
It is solid that first limiting through hole, the first connecting rod connection bearing and first connecting rod connection bearing cap are successively socketed on first connection
Determine one end that part passes through first limiting through hole；The second connecting rod connection component includes the second connection fixture, the second company
Bar connects bearing and second connecting rod connects bearing cap, and one end of second connection fixture passes through second limiting through hole,
The second connecting rod connection bearing and second connecting rod connection bearing cap are successively socketed on second connection fixture across described
One end of second limiting through hole；Second connection fixture is set to the eccentric cam medium position, with this by the bias
Wheel component and the link component are fixedly connected；
The driving mechanism is connect with the second end of the eccentric cam connecting shaft, to drive the eccentric cam connecting shaft to turn
It is dynamic.
2. eccentric wheel kinematic link structure according to claim 1, it is characterised in that：The upper end of the eccentric cam is equipped with
First groove, the lower end of the eccentric cam are equipped with the second groove, and the middle position of the eccentric cam is equipped with card slot, described
Card slot penetrates through first groove, second groove respectively；
First clump weight is set to first groove, and is fixed at the upper of the eccentric cam by the first movable pin
End；Second clump weight is set to second groove, and is fixed under the eccentric cam by the second movable pin
End；
The second connecting rod fixing piece is set with the card slot middle part and its upper/lower terminal contradicts and first removable pin respectively
Column, the second movable pin, can be gripped by the described first movable pin and the second movable pin.
3. eccentric wheel kinematic link structure according to claim 1, it is characterised in that：The driving mechanism includes a servo
Motor, the servo motor are connect with the second end of the eccentric cam connecting shaft.
4. eccentric wheel kinematic link structure according to claim 3, it is characterised in that：The servo motor passes through a shaft coupling
Device is connect with the second end of the eccentric cam connecting shaft.
5. eccentric wheel kinematic link structure according to claim 3, it is characterised in that：The driving mechanism further includes motor
Mounting base, the motor mount are set on the bottom plate；The servo motor is set on the motor mount, and passes through institute
It states motor mount and is mounted on the bottom plate.
6. eccentric wheel kinematic link structure according to claim 3, it is characterised in that：It installs and fixes on the servo motor
There is a servo motor radiator.
7. eccentric wheel kinematic link structure according to claim 1, it is characterised in that：The first connecting rod connection bearing is set
There are two, this two first connecting rod connection bearings pass through first limit in first connection fixture is socketed on side by side
One end of position through-hole.
8. eccentric wheel kinematic link structure according to claim 1, it is characterised in that：The second connecting rod connection bearing is set
There are two, this two second connecting rod connection bearings pass through second limit in second connection fixture is socketed on side by side
One end of position through-hole.
9. eccentric wheel kinematic link structure according to claim 1, it is characterised in that：The eccentric cam connection component is also
Including third eccentric cam connection bearing, the 4th eccentric cam connection bearing and the second eccentric cam bearing lid, described second partially
Cardiac prominence wheel bearing lid, third eccentric cam connection bearing, the 4th eccentric cam connection bearing are successively socketed on described
In the second end of eccentric cam connecting shaft, and it is located in the eccentric cam seat.
10. -9 described in any item eccentric wheel kinematic link structures according to claim 1, it is characterised in that：It further include protective plate
And dust board, there are two the protective plate is set, which is divided into the two sides above the bottom plate, the dust-break
Plate is set to the top of two protective plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820427131.1U CN208128061U (en) | 2018-03-28 | 2018-03-28 | A kind of eccentric wheel kinematic link structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820427131.1U CN208128061U (en) | 2018-03-28 | 2018-03-28 | A kind of eccentric wheel kinematic link structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208128061U true CN208128061U (en) | 2018-11-20 |
Family
ID=64194013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820427131.1U Active CN208128061U (en) | 2018-03-28 | 2018-03-28 | A kind of eccentric wheel kinematic link structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208128061U (en) |
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2018
- 2018-03-28 CN CN201820427131.1U patent/CN208128061U/en active Active
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