CN209409367U - A kind of actuated by cams formula multiple position press transmission system - Google Patents
A kind of actuated by cams formula multiple position press transmission system Download PDFInfo
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- CN209409367U CN209409367U CN201821778175.5U CN201821778175U CN209409367U CN 209409367 U CN209409367 U CN 209409367U CN 201821778175 U CN201821778175 U CN 201821778175U CN 209409367 U CN209409367 U CN 209409367U
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- roller mechanism
- sliding block
- cam
- driven wheel
- actuated
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 20
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 238000003754 machining Methods 0.000 abstract description 2
- 230000033001 locomotion Effects 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008450 motivation Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
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Abstract
The utility model discloses a kind of actuated by cams formula multiple position press transmission system, including rack, sliding block and main shaft, sliding block is slidably installed on the rack, and interval is equipped with upper roller mechanism and bottom roller mechanism on sliding block, main shaft is mounted on the rack, and main cam is installed on main shaft, main shaft is between the upper roller mechanism and bottom roller mechanism, main cam is tangent with upper roller mechanism, bottom roller mechanism respectively, the utility model solves position press in the prior art, and there are larger fit-up gap, the technical problems of Workpiece Machining Accuracy difference.
Description
Technical field
The utility model relates to press technologies field more particularly to a kind of actuated by cams formula multiple position press power trains
System.
Background technique
Traditional crank link-type drives multiple position press main transmission, mainly by the parts such as crank, connecting rod, sliding block group
At.At work, crank rotates, and moves in a circle；Crank handle turns connecting rod, connecting rod band movable slider do linear reciprocating motion.
Traditional crank connecting rod drive-type multiple position press disadvantage is as follows:
(1) it is equipped with copper sheathing between crank and connecting rod, between connecting rod and sliding block, larger fit-up gap need to be reserved, to prevent
Part locking when work；Since more fit-up gap exists and accumulates step by step, when arriving this level-one of sliding block, gap is very
Greatly；Biggish gap will lead to sliding block in the low precision of bottom dead centre, influence workpiece quality and die life.
(2) traditional crank link-type main transmission is unable to complete the movement that low level stops finishing workpiece, so as to cause depth
Stretch process precision is low, and surface quality is poor, high rejection rate.
Authorization Notice No. are as follows: the utility model of CN206317441U discloses a kind of executor of open type fixation pressure machine,
The main points of its technical scheme are that: including for the cam inconsistent with key tail on press machine and being set in rack for driving
The cam mechanism of cam rotation, cam mechanism include being set to rack upper mounting seat, being set in mounting base and mounting base rotation
It the camshaft of connection, the gear being set on camshaft, the rack gear being meshed with gear and is set in rack for driving
Rack gear is in the driving assembly moved back and forth in mounting base, which can not solve the technical problem in background technique.
Utility model content
The purpose of the utility model is to provide a kind of actuated by cams formula multiple position press transmission systems, solve existing skill
There are larger fit-up gap, the technical problems of Workpiece Machining Accuracy difference for position press in art.
A kind of actuated by cams formula multiple position press transmission system, including rack, sliding block and main shaft, the sliding block sliding peace
Dress on the rack, and is spaced on sliding block and is equipped with upper roller mechanism and bottom roller mechanism, and the main shaft is mounted on the rack, and main
Main cam is installed on axis, the main shaft between the upper roller mechanism and bottom roller mechanism, the main cam respectively with
Upper roller mechanism, bottom roller mechanism are tangent.
Based on the above technical solution, the utility model can also do following improvement:
Further, the main shaft and the main cam are interference fitted, and in the center of main axis and cam rotation
The heart is overlapped, and the beneficial effect using this step is can to eliminate fit-up gap in this way by interference fit.
Further, the upper roller mechanism includes upper supporting piece, upper axis and upper driven wheel, and the upper supporting piece is mounted on
Sliding block side, and axis is installed on upper supporting piece, driven wheel, the upper driven wheel and main cam are installed on the upper axis
Tangent, the beneficial effect using this step is to support upper axis by upper supporting piece, thus when guaranteeing main cam movement, can push from
Driving wheel movement, completes the movement of sliding block.
Further, the upper axis be eccentric shaft, between the upper axis outer wall and upper driven wheel inner wall, upper axis outer wall and on
It is provided with copper sheathing between supporting element inner wall, the beneficial effect using this step is that upper axis and upper driven wheel form eccentric quasi- motivation
Structure can guarantee that driven wheel is fitted closely with main cam, eliminate fit-up gap.
Further, the bottom roller mechanism includes that lower support element, lower axle and lower driven wheel, the lower support element are mounted on
The side of sliding block, and lower axle is equipped on lower support element, is equipped with lower driven wheel in the lower axle, the lower driven wheel with it is described
Main cam is tangent, is easy for realizing that sliding block is moved downward using the beneficial effect of this step.
The utility model has the beneficial effects that
The utility model provides a kind of actuated by cams formula multiple position press transmission system, and the utility model is driven by cam
Kinetic energy enough reduces the fit-up gap of driving part, ensure that the precision of bottom dead center of slider, improves workpiece quality and mold uses
Service life；Upper roller mechanism, bottom roller mechanism and sliding block in the utility model combine to form follower, upper driven wheel and under from
Driving wheel is the rolling of opposite main cam, and the sliding friction of follower and main cam relative motion is become the smaller rolling of resistance
Dynamic friction, band movable slider do straight reciprocating motion up and down；The gap of main cam and follower in the utility model controls
In < 0.01mm hereinafter, then the gap of entire transmission system controls below < 0.01mm；The utility model can be carried out low level and stop
Pressure maintaining finishing is stayed, ensure that deep drawn workpiece accuracy, improves the yield rate of product；The utility model is in top dead-centre and bottom dead centre
There is one section of stall position, lateral processing is carried out during can use this, to expand the technique model of multiple position press
It encloses.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of master of actuated by cams formula multiple position press transmission system described in the utility model specific embodiment
View；
Fig. 2 is a kind of master of actuated by cams formula multiple position press transmission system described in the utility model specific embodiment
Cam profile figure；
Fig. 3 is upper for a kind of actuated by cams formula multiple position press transmission system described in the utility model specific embodiment
The structural schematic diagram of idler wheel mechanism；
Appended drawing reference:
1- rack；2- sliding block；3- upper roller mechanism；4- bottom roller mechanism；5- main shaft；6- main cam；
301- upper supporting piece；The upper axis of 302-；The upper driven wheel of 303-；304- copper sheathing；
401- lower support element；402- lower axle；Driven wheel under 403-.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solutions of the utility model.Following embodiment is only
For clearly illustrating the technical solution of the utility model, therefore it is only used as example, and it is originally practical to cannot be used as a limitation limitation
Novel protection scope.
It should be noted that unless otherwise indicated, technical term or scientific term used in this application should be this reality
The ordinary meaning understood with novel one of ordinary skill in the art.
In the description of the present application, it is to be understood that term " center ", "upper", "lower", "vertical", "horizontal",
The orientation or positional relationship of the instructions such as "front", "rear", "top", "bottom" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply relatively important
Property or implicitly indicate the quantity of indicated technical characteristic.The meaning of " plurality " is two in the description of the present invention,
More than, unless otherwise specifically defined；
In this application unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
Embodiment
As shown in Figs. 1-2, a kind of actuated by cams formula multiple position press transmission system provided by the utility model, including
Rack 1, sliding block 2 and main shaft 5, the sliding block 2 are slidably mounted in rack 1, and interval is equipped with upper roller mechanism 3 on sliding block 2
With bottom roller mechanism 4, the main shaft 5 is mounted in rack 1, and main cam 6 is equipped on main shaft 5, and the main shaft 5 is located at described
Between upper roller mechanism 3 and bottom roller mechanism 4, the main cam 6 is tangent with upper roller mechanism 3, bottom roller mechanism 4 respectively；This
Main shaft 5 and main cam 6 in utility model are used as power source, by pushing upper roller mechanism 3, bottom roller mechanism 4, can complete
Sliding block 2 moves up and down, to realize the linear motion of sliding block.
Wherein, the main shaft 5 is interference fitted with the main cam 6, and the center of the rotation of main shaft 5 and the rotation of main cam 6
Center is overlapped, and by interference fit, can eliminate fit-up gap in this way, to realize that main cam band movable slider does reciprocating linear fortune
It is dynamic；The center that the line at upper roller mechanism center and bottom roller mechanism center is rotated by cam, regardless of cam goes to any angle
Degree, the two idler wheel lines of centres are all definite values；As shown in Fig. 2, main cam forms four ranks in rotation in the utility model
Section, i.e. rise stage-the nearly rest stage of remote rest stage-backhaul stage-, after remote rest stage, the profile of cam at this time
For one section of circular arc；Main cam continues to rotate but sliding block is remain stationary in range point.
Wherein, as shown in figure 3, the upper roller mechanism 3 includes upper supporting piece 301, upper axis 302 and upper driven wheel 303, institute
It states upper supporting piece 301 and is mounted on 2 side of sliding block, and axis 302 is installed on upper supporting piece 301, be equipped on the upper axis 302
Upper driven wheel 303, the upper driven wheel 303 and main cam 6 are tangent, are used to support upper axis 302 by upper supporting piece 301, thus
When guaranteeing that main cam 6 moves, driven wheel 303 can be pushed to move, complete the movement of sliding block；And the upper axis in the utility model
302 be eccentric shaft, between the upper axis outer wall 302 and upper driven wheel inner wall 303, upper axis outer wall 302 and upper supporting piece inner wall 301
Between be provided with copper sheathing 304, upper axis 302 and upper driven wheel 303 form eccentric adjustment, can guarantee driven wheel with
Main cam fits closely, and eliminates fit-up gap.
Wherein, the bottom roller mechanism 4 includes lower support element 401, lower axle 402 and lower driven wheel 403, the lower support element
401 are mounted on the side of sliding block 2, and lower axle 402 is equipped on lower support element 401, are equipped with lower driven wheel in the lower axle 402
403, the lower driven wheel 403 and the main cam 6 are tangent, 4 knot of upper roller mechanism 3 and bottom roller mechanism in the utility model
Structure is inconsistent, and bottom roller mechanism 4 is not provided with eccentric stiffener, without eliminating gap, it is only necessary to which upper roller mechanism 3 realizes that gap disappears
It removes.
Single-point transmission had both may be implemented in the utility model, and multipoint driving also may be implemented.Only need corresponding increase master convex
Wheel, upper roller mechanism, the number of bottom roller mechanism.
The utility model has a two o'clock distinguishing feature: 1. main shafts and main cam interference fit, guarantees zero clearance, main cam and from
The gap of motivation structure is controlled in < 0.01mm hereinafter, then the gap of entire transmission system controls below < 0.01mm.2, this reality
It can be designed with the structure of the main cam in novel and be divided into 4 or more stages, i.e. rise stage-remote rest stage-backhaul
Stage-nearly rest stage.Bottom dead center of slider is static when remote rest stage.Sliding block top dead-centre is static when nearly rest stage.
In the specification of the utility model, numerous specific details are set forth.It is to be appreciated, however, that the reality of the utility model
Applying example can practice without these specific details.In some instances, well known method, knot is not been shown in detail
Structure and technology, so as not to obscure the understanding of this specification.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It can be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the feature of different embodiments or examples described in this specification and different embodiments or examples into
Row combination and combination.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type, should all cover in the claim of the utility model and the range of specification.
Claims (5)
1. a kind of actuated by cams formula multiple position press transmission system, which is characterized in that described including rack, sliding block and main shaft
Sliding block is slidably installed on the rack, and interval is equipped with upper roller mechanism and bottom roller mechanism on sliding block, and the main shaft is mounted on
In rack, and main cam is installed on main shaft, the main shaft is between the upper roller mechanism and bottom roller mechanism, the master
Cam is tangent with upper roller mechanism, bottom roller mechanism respectively.
2. a kind of actuated by cams formula multiple position press transmission system according to claim 1, which is characterized in that the master
Axis and the main cam are interference fitted, and the center of main axis is overlapped with the center that cam rotates, and the main cam is isometrical
Cam.
3. a kind of actuated by cams formula multiple position press transmission system according to claim 2, which is characterized in that on described
Idler wheel mechanism includes upper supporting piece, upper axis and upper driven wheel, and the upper supporting piece is mounted on sliding block side, and pacifies on upper supporting piece
Equipped with upper axis, driven wheel is installed on the upper axis, the upper driven wheel and main cam are tangent.
4. a kind of actuated by cams formula multiple position press transmission system according to claim 3, which is characterized in that on described
Axis is eccentric shaft, is provided between the upper axis outer wall and upper driven wheel inner wall, between upper axis outer wall and upper supporting piece inner wall
Copper sheathing.
5. a kind of actuated by cams formula multiple position press transmission system according to claim 2, which is characterized in that under described
Idler wheel mechanism includes that lower support element, lower axle and lower driven wheel, the lower support element are mounted on the side of sliding block, and on lower support element
Lower axle is installed, lower driven wheel is installed in the lower axle, the lower driven wheel and the main cam are tangent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821778175.5U CN209409367U (en) | 2018-10-30 | 2018-10-30 | A kind of actuated by cams formula multiple position press transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821778175.5U CN209409367U (en) | 2018-10-30 | 2018-10-30 | A kind of actuated by cams formula multiple position press transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209409367U true CN209409367U (en) | 2019-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821778175.5U Active CN209409367U (en) | 2018-10-30 | 2018-10-30 | A kind of actuated by cams formula multiple position press transmission system |
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| CN (1) | CN209409367U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109228446A (en) * | 2018-10-30 | 2019-01-18 | 扬州精善达伺服成形装备有限公司 | A kind of actuated by cams formula multiple position press transmission system |
-
2018
- 2018-10-30 CN CN201821778175.5U patent/CN209409367U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109228446A (en) * | 2018-10-30 | 2019-01-18 | 扬州精善达伺服成形装备有限公司 | A kind of actuated by cams formula multiple position press transmission system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240306 Address after: 315033 No. 377 Jinshan Road, Jiangbei District, Ningbo City, Zhejiang Province Patentee after: JDM JINGDA MACHINE (NINGBO) Co.,Ltd. Country or region after: China Address before: No.108, Xinghua Road, Jianhua Village, high tech Zone, Yangzhou City, Jiangsu Province 225000 Patentee before: YANGZHOU JINGSHANDA SERVO FORMING EQUIPMENT Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |