CN110207962A - The life assessment tester of printer or copying machine paper feed rubber roller - Google Patents
The life assessment tester of printer or copying machine paper feed rubber roller Download PDFInfo
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- CN110207962A CN110207962A CN201910447824.6A CN201910447824A CN110207962A CN 110207962 A CN110207962 A CN 110207962A CN 201910447824 A CN201910447824 A CN 201910447824A CN 110207962 A CN110207962 A CN 110207962A
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- rubber roller
- paper feeding
- delivery roll
- feeding rubber
- paper
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- 238000011156 evaluation Methods 0.000 claims abstract description 34
- 238000012360 testing method Methods 0.000 claims abstract description 30
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 22
- 210000000078 claw Anatomy 0.000 claims description 8
- 230000033001 locomotion Effects 0.000 claims description 6
- 239000002023 wood Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000013519 translation Methods 0.000 claims description 2
- 239000003292 glue Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 6
- 230000008859 change Effects 0.000 abstract description 3
- 238000002474 experimental method Methods 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000004088 simulation Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 7
- 230000008901 benefit Effects 0.000 description 3
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- 239000000463 material Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
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- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- Delivering By Means Of Belts And Rollers (AREA)
- Sheets, Magazines, And Separation Thereof (AREA)
Abstract
The present invention relates to printer or the life assessment testers of copying machine paper feed rubber roller comprising pedestal, positioning device, evaluation test paper, transmitting device, driving device, wherein evaluation test paper is transmitted between paper feeding rubber roller and the first delivery roll to the second delivery roll.The present invention is by simulation paper feeding rubber roller under true applying working condition, paper feeding test is carried out in conjunction with setting time and rotary speed information, at this time user can oneself by measurement paper feeding rubber roller experiment before and experiment after thickness change, it can determine that whether the paper feeding rubber roller service life meets the requirements, and evaluation test is carried out just for a paper feeding rubber roller every time, substantially noiseless in evaluation procedure, problem discovery is easy, and data acquisition is convenient accurate.
Description
Technical field
The invention belongs to rubber roller life tests fields, and in particular to the service life of a kind of printer or copying machine paper feed rubber roller comments
Valence tester.
Background technique
It is well known that paper feeding rubber roller is printer/duplicator critical functionality spare part, mainly pass through rubber roller and paper
The frictional force of formation between, the transmission of Lai Shixian paper, with the purpose completing printing or duplicating.
And currently, be directed to the Performance Evaluation of rubber roller, it can only be Basic Physical Properties and static properties parameter (such as hardness, friction system
Number, tearing strength, fracture elongation, ballistic properties, deflects performance, surface roughness, compression set, ruler at tensile strength
Very little and tolerance grade, weatherability etc.).And dynamic parameter and endurance quality can only rely on the evaluation of client's real machine, then evaluation is tied
Fruit feeds back to manufacturer for adjusting material and technological parameter, and therefore, feedback information has very long hysteresis quality, so,
Extremely it is unfavorable for being adjusted the material and technique of paper feeding rubber roller.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a kind of printer emulation or duplicating
Machine paper feeding rubber roller carries out the tester of life assessment to paper feeding rubber roller under the operating condition of transmission paper.
In order to solve the above technical problems, the present invention adopts the following technical scheme:
A kind of life assessment tester of printer or copying machine paper feed rubber roller comprising:
Pedestal；
Positioning device is used to position paper feeding rubber roller from both ends, and paper feeding rubber roller can be arranged around own axis；
Evaluation test paper, it is identical as paper wood matter used in printer or duplicator, and formed end to end
Annular closed shape；
Transmitting device comprising be located at the annular closed shape both ends and from inside the closed shape by the evaluation test paper
Flat the first delivery roll and the second delivery roll are supportted and for adjusting the tight idler roller of the evaluation test paper, wherein first
Delivery roll, the second delivery roll and idler roller are arranged in parallel, and can rotate and be arranged around self-axis line direction, and first
Delivery roll is located at the lower section of paper feeding rubber roller, and evaluation test paper is pressed against paper feeding rubber roller bottom；
Driving device is used to drive paper feeding rubber roller around own axis, and there is the speed of setting paper feeding rubber roller revolving speed to set
Cover half block, the time setting module for setting paper feeding rubber roller rotation time, wherein evaluation test paper is transmitted from paper feeding rubber roller and first
It is transmitted between roller to the second delivery roll.
Preferably, positioning device include fixed positioning seat on the base, positioned at positioning seat top side engaging lug, turn
It is dynamic the locating clip that can be located by connecting on engaging lug and mutually with paper feeding rubber roller one end is set, be arranged on positioning seat and with give
The additional lock of paper rubber roller the other end rotation connection, wherein the center of locating clip and additional lock is located on the same line, and fixed
The line of centres of position folder and additional lock is arranged in parallel with the first delivery roll.
A specific implementation according to the present invention and preferred aspect, locating clip include being rotatably connected on engaging lug by shaft
Collet, be arranged on collet and the claw to center of collet line close to or far from movement can be synchronized, wherein claw is at least
Three, and be uniformly distributed around the circumferential direction of collet.For machinery field, three chucking chuck or chuck belong to common knot
Structure.
Preferably, additional lock include the auxiliary frame being located on positioning seat, be rotatably arranged on auxiliary frame and axial line with
The sleeve that the axial line of the shaft is overlapped, wherein in paper feeding rubber roller end insertion sleeve.
Further, connecting hole is equipped in sleeve, which is polygonal hole or flat hole, paper feeding rubber roller corresponding end
Portion matches with connecting hole.So, convenient for paper feeding rubber roller from the fixation of both ends face.
Another specific implementation according to the present invention and preferred aspect, additional lock further include prolonging along sleeve direction of axis line
Stretch and be located in the sliding rail on positioning seat, the slide being slidably arranged on sliding rail, for by the lock of slide and sliding rail relative positioning
Determine part, wherein slide is fixedly connected with auxiliary frame.So, it can be realized the positioning of the paper feeding rubber roller of different length, simultaneously
It is also convenient for the adjusting of rubber roller position, it is ensured that rubber roller is in the middle part of evaluation test paper.
Another specific implementation according to the present invention and preferred aspect, transmitting device further include the first delivery roll of driving or more
Movement adjusts component, driving the second delivery roll translation to adjust the first delivery roll to the pressure that paper feeding rubber roller applies amount of force
To adjust the elastic adjusting component of distance between the first delivery roll and the second delivery roll.
Preferably, it is equipped with the support base that the first delivery roll is supported from both ends on the base, it includes point that pressure, which adjusts component,
Support rod on support base can be set up and downly along vertical direction, be arranged in every support bar top and support
The V-shaped support in section, the connecting rod for two support rods to be connected, rotating fulcrum is arranged on positioning seat and one end
The first lever piece for being connected with connecting rod and the first counterweight module that first lever piece the other end is set.Namely
It says, is selected by the weight of the first counterweight module, determine that the first delivery roll applies amount of force to paper feeding rubber roller, in this way can
It simulates under different operating conditions, the performance of paper feeding rubber roller is detected.
Preferably, elastic adjusting component includes along perpendicular to the second delivery roll direction and horizontal-extending being erected at pedestal
On guide rail, the pedestal that can be arranged in slidable adjustment on guide rail, the second delivery roll is fixed on pedestal from the bracket at both ends
On.That is, it is slack and undisciplined can also to adjust evaluation test paper by changing the distance between the first delivery roll and the second delivery roll
Degree.
In addition, idler roller is located at the bottom of annular closed shape, and the top of pedestal, transmission are set from the bracket at both ends
Device further includes the tension adjustment component for adjusting idler roller up and down motion, which includes along vertical direction
The up and down strut being arranged on bracket, is used for two the rod set that strut upper end is arranged in and is set in tensioning roll end
The second lever piece, Yi Jishe that on bracket and one end is connected with connecting rod is arranged in connecting rod, the rotating fulcrum of root strut connection
Set the second counterweight module in second lever piece the other end.Its principle is identical as above-mentioned pressure adjusting component, does not do weight herein
Multiple description.
It mainly include being arranged on positioning seat and emerging engaging lug end with shaft as the driving device in the application
The motor and control module being mutually sequentially connected by transmission component, wherein speed setting module and time setting module with control
Module connection.
Due to the implementation of above technical scheme, the invention has the following advantages over the prior art:
The present invention under true applying working condition, carries out paper feeding examination in conjunction with setting time and rotary speed information by simulation paper feeding rubber roller
It tests, with thickness change after experiment before user oneself can be tested by measurement paper feeding rubber roller at this time, that is, can determine that the paper feeding rubber roller
Whether service life meets the requirements, and carries out evaluation test just for paper feeding rubber roller every time, in evaluation procedure substantially without
Interference, problem discovery are easy, and data acquisition is convenient accurate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of paper feeding rubber roller life assessment tester of the invention；
Fig. 2 is the structural decomposition diagram of Fig. 1；
Fig. 3 is the schematic front view of Fig. 1；
Fig. 4 is the left view schematic diagram of Fig. 1；
Wherein: 1, pedestal；
2, positioning device；20, positioning seat；20a, notch；21, engaging lug；22, locating clip；220, collet；221, claw；23, auxiliary
Help folder；230, auxiliary frame；231, sleeve；232, sliding rail；233, slide；
3, evaluation test paper；
4, transmitting device；41, the first delivery roll；A, support base；A1, escape groove；42, the second delivery roll；43, idler roller；44, it presses
Power adjusts component；440, support rod；441, support；442, connecting rod；443, the first lever piece；443a, the first fixed link；
443b, the first lever；X, the first positioning column；45, elastic adjusting component；450, guide rail；451, pedestal；452, telescopic rod；B, it props up
Frame；46, tension adjustment component；460, strut；461, rod set；462, connecting rod；463, the second lever piece；463a, the second fixed link；
463b, the second lever；Y, the second positioning column；C, bracket；C1, elongated hole；
5, driving device；50, motor；51, transmission component；
G, paper feeding rubber roller.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing with specific reality
Mode is applied to be described in detail the present invention.Many details are explained in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case where violating intension of the present invention, therefore the present invention is not limited by the specific embodiments disclosed below.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention 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, unless otherwise restricted clearly.For those of ordinary skill in the art
For, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In invention unless specifically defined or limited otherwise, fisrt feature can be in the second feature " on " or " down "
First and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature is
Two features " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of the
One characteristic level height is higher than second feature.Fisrt feature can be first under the second feature " below ", " below " and " below "
Feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
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 there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be with
It is directly to another element or may be simultaneously present centering elements.Term as used herein " vertically ", " level
", "upper", "lower", "left", "right" and similar statement for illustrative purposes only, be not offered as being uniquely to implement
Mode.
As shown in Figure 1, according to the printer of the present embodiment or the life assessment tester of copying machine paper feed rubber roller comprising
Pedestal 1, positioning device 2, evaluation test paper 3, transmitting device 4, driving device 5.
Specifically, as shown in connection with fig. 2, pedestal 1 is horizontally disposed rectangle frame plate.
Positioning device 2 is used to position paper feeding rubber roller G from both ends, and paper feeding rubber roller G can be set around own axis
It sets.
In this example, positioning device 2 includes the positioning seat 20 being fixed on rectangle frame plate, positioned at 20 top side of positioning seat
Engaging lug 21, the locating clip 22 that is rotatably arranged on engaging lug 21 and can mutually be located by connecting with paper feeding rubber roller G one end, setting
Additional lock 23 on positioning seat 20 and with the rotation connection of paper feeding the other end rubber roller G, wherein locating clip 22 and additional lock 23
Center is located on the same line.
Specifically, positioning seat 20 is vertically set on the right part of rectangle frame plate, locating clip 22 includes rotating to connect by shaft
Connect engaging lug 21 collet 220, be arranged and on collet 220 and can synchronize to 220 center line of collet close to or far from movement
Claw 221, wherein there are three claws 221, and be uniformly distributed around the circumferential direction of collet 220.For machinery field, three grab card
Disk or chuck belong to common structure, its principle are not described in detail herein and clear, it is possible to implement.
Additional lock 23 includes the auxiliary frame 230 being located on positioning seat 20, is rotatably arranged on auxiliary frame 230 and axial line
The sleeve 231 being overlapped with the axial line of shaft, middle sleeve 231 is interior to be equipped with connecting hole, and sleeve 231 is inserted into the paper feeding end rubber roller G
Connecting hole in.
The connecting hole is polygonal hole or flat hole, and paper feeding rubber roller G corresponding end matches with connecting hole.Paper feeding rubber roller
The other end of G is cylindrical, and is fastened on the center of three claws 221.So, it is convenient for paper feeding rubber roller G from both ends of the surface
The fixation in portion.
Then, it is contemplated that rubber roller position and length, in this example, additional lock 23 further includes along 231 direction of axis line of sleeve
Extend and be located on positioning seat 20 sliding rail 232, be slidably arranged on sliding rail 232 slide 233, for by slide 233 with
The locking piece (not shown) of 232 relative positioning of sliding rail, wherein slide 233 is fixedly connected with auxiliary frame 230.So,
It can be realized the positioning of the paper feeding rubber roller of different length, while being also convenient for the adjusting of rubber roller position, it is ensured that rubber roller is in evaluation and surveys
The middle part of test paper.
It is section in I-shaped track as sliding rail 232, slide 233 has the engaging protruded into I-shaped two side areas
Portion, wherein being equipped with connecting hole on holding section, locking piece is to match with connecting hole and can contradict clamping screw in orbit
(it is not shown in figure, but it is contemplated that).
Auxiliary frame 230 is L-shaped, is fixedly connected from a side with slide 233, and another side is parallel with engaging lug 21 to be set
It sets.
Sleeve 231 is rotatably arranged on auxiliary frame 230 by bearing and is parallel on the side of engaging lug 21.
Evaluation test paper 3, it is identical as paper wood matter used in printer or duplicator, and formed end to end
Annular closed shape.
In conjunction with shown in Fig. 3 and Fig. 4, transmitting device 4 comprising being located inside annular closed shape both ends and self-closing body will
Evaluation test paper 3 supports flat the first delivery roll 41 and the second delivery roll 42 and for adjusting the tight tensioning of evaluation test paper
Roller 43, wherein the first delivery roll 41, the second delivery roll 42 and idler roller 43 are arranged in parallel, and can be around Pivot Point Center
The rotation setting of line direction.
Specifically, the first delivery roll 41 is located at the lower section of paper feeding rubber roller G, and evaluation test paper 3 is pressed against into paper feeding rubber roller G
Bottom, wherein the axis parallel of the axial line of the first delivery roll 41 and paper feeding rubber roller G are arranged.
Second delivery roll 42 is located at the left side of the first delivery roll 41, and third delivery roll 43 is located at the bottom of evaluation test paper 3.
In this example, transmitting device 4 further includes that the first delivery roll 41 of driving moves up and down to adjust the first delivery roll 41 to sending
The pressure that paper rubber roller G applies amount of force adjusts component 44, the second delivery roll 42 of driving is translated to adjust the first delivery roll 41
And second distance between delivery roll 42 elastic adjusting component 45, the tension adjustment component for adjusting the up and down motion of idler roller 43
46。
The support base a that the first delivery roll 41 is supported from both ends is equipped on rectangle frame plate, pressure adjusts component 44 and includes
Support rod 440 on support base a can be set up and downly respectively along vertical direction, be arranged in every support rod 440
The top and V-shaped support 441 of supporting section, the connecting rod 442 for two support rods 440 to be connected, rotating fulcrum are set
It sets on positioning seat 20 and the first lever piece 443 that one end is connected with connecting rod and setting is another in the first lever piece 443
One end the first counterweight module (do not shown in figure, but it is contemplated that).That is, the weight by the first counterweight module is selected
It selects, determines that the first delivery roll applies amount of force to paper feeding rubber roller, can simulate under different operating conditions in this way, to paper feeding rubber roller
Performance is detected.
Specifically, opening up jagged 20a in the bottom of positioning seat 20, it is equipped in the bottom of support base a along up and down direction
The escape groove a1 of extension, the first lever piece 443 include along be parallel to 41 length direction of the first delivery roll extend and be located in scarce
Formed at mouthful 20a the first fixed link 443a of rotating fulcrum, formed for the first fixed link 443a pass through hole and with it is first fixed
Bar the first lever 443b connected vertically, wherein the one end of the first lever 443b is connect with the middle part of connecting rod 442, the other end
Portion, which is located at, is equipped with the first positioning column x, and the first counterweight module is set on the first positioning column x.
It as connecting rod 442, is horizontally installed between two support base a, and two-end part supports in escape groove a1
The lower end of bar 440 is fixedly connected with connecting rod 442.
It is exactly that a rectangular module at middle part offers a V-groove, the first delivery roll as V-shaped support 441
Shaft end portion freely set up on V-groove two sidewalls by bearing.
Elastic adjusting component 45 includes along perpendicular to 42 direction of the second delivery roll and horizontal-extending being erected on pedestal 1
Guide rail 450, the pedestal 451 that can be arranged in slidable adjustment on guide rail 450 and be arranged in parallel with guide rail 450 and can
The telescopic rod 452 for pushing pedestal 451 to move horizontally, the second delivery roll 42 are fixed on pedestal 451 from the bracket b at both ends.?
That is can also adjust the slack and undisciplined degree of evaluation test paper by changing the distance between the first delivery roll and the second delivery roll.
Specifically, the driving method of telescopic rod 452 is pneumatic, hydraulic or electronic.
Idler roller 43 is located at the bottom of annular closed shape, and the top of pedestal 1, tension are arranged in from the bracket c at both ends
Adjusting component 46 includes the up and down strut 460 being arranged on bracket c, setting along vertical direction in 460 upper end of strut
And be set in the rod set 461 of 43 end of idler roller, the connecting rod 462 for connecting two struts 460, rotating fulcrum setting propping up
On frame b and the second lever piece 463 that one end is connected with connecting rod 462 and 463 the other end of the second lever piece is set
Second counterweight module (it is not shown in figure, but it is contemplated that).Its principle is identical as above-mentioned pressure adjusting component 44, does not do weight herein
Multiple description.
As for the structure of the second lever piece 463 comprising along be parallel to 43 length direction of idler roller extend and positioning two
Formed on a bracket b the second fixed link 463a of rotating fulcrum, formed for the second fixed link 463a pass through hole and with it is second solid
Fixed pole 463a the second lever 463b connected vertically, wherein the one end of the second lever 463b is connect with the middle part of connecting rod 462, separately
In equipped with the second positioning column y, the second counterweight module is set on the second positioning column y one end part.
Specifically, the elongated hole c1 being equipped with along vertical direction is respectively equipped on bracket c, the both ends energy of connecting rod 462
Enough to move up and down in elongated hole c1, the lower end of strut 460 is fixed on connecting rod 462 or the end of connecting rod 462 is through branch
Bar 460 is simultaneously fixedly connected.
In this example, idler roller 43 is arranged close to the second delivery roll 42, and the one end of telescopic rod 452 is fixed on bracket c, separately
One end is fixed on bracket b.
Driving device 5 is used to drive paper feeding rubber roller G around own axis comprising be arranged on positioning seat 20 and
With shaft emerge 21 end of engaging lug by 51 phase of transmission component be sequentially connected motor 50 and control module (do not shown in figure,
But it is contemplated that) and have setting paper feeding rubber roller revolving speed speed setting module (do not shown in figure, but it is contemplated that), setting give
Paper rubber roller rotation time time setting module (do not shown in figure, but it is contemplated that), wherein evaluation test paper 3 is from paper feeding rubber roller
It is transmitted between G and the first delivery roll 41 to the second delivery roll 42.
As for transmission component 51, in this example, the belt wheel of use.Its conventional means for belonging to this field, herein not to it
It is described in detail.
To sum up, the life assessment tester of the paper feeding rubber roller in the present embodiment, has the advantage that
1), the equipment of this implementation is simple, and the cost of the accessory and consumptive material that need is extremely low, but also can simulate different applying working conditions
Under, testing inspection is carried out to paper feeding rubber roller；
2), practical, evaluation can be unfolded at any time, it is not necessary to wait model machine production and assembly；
3) complete machine factory (technological core), need not be relied on, after components are completed, user can fast implement and voluntarily comment
Valence；
4) it, can be realized the predictive assessment of design phase (no model machine stage)；
5) substantially noiseless in evaluation procedure, due to using single subject evaluation, problem discovery is easy, and data acquire convenient standard
Really.
The present invention is described in detail above, its object is to allow the personage for being familiar with this field technology that can understand this
The content of invention is simultaneously implemented, and it is not intended to limit the scope of the present invention, all Spirit Essence institutes according to the present invention
The equivalent change or modification of work, should be covered by the scope of protection of the present invention.
Claims (10)
1. the life assessment tester of a kind of printer or copying machine paper feed rubber roller, it is characterised in that: comprising:
Pedestal；
Positioning device is used to position the paper feeding rubber roller from both ends, and the paper feeding rubber roller can turn around own axes
Dynamic setting；
Evaluation test paper, it is identical as paper wood matter used in printer or duplicator, and formed end to end
Annular closed shape；
Transmitting device comprising be located at the annular closed shape both ends and from inside the closed shape by the evaluation test paper
Flat the first delivery roll and the second delivery roll are supportted and for adjusting the tight idler roller of the evaluation test paper, wherein described
The first delivery roll, the second delivery roll and idler roller it is arranged in parallel, and can around self-axis line direction rotate set
It sets, first delivery roll is located at the lower section of the paper feeding rubber roller, and the evaluation test paper is pressed against the paper feeding rubber roller
Bottom；
Driving device is used to drive the paper feeding rubber roller around own axis, and has and set the paper feeding rubber roller revolving speed
Speed setting module, the setting paper feeding rubber roller rotation time time setting module, wherein the evaluation test paper is from institute
It states and is transmitted between paper feeding rubber roller and first delivery roll to second delivery roll.
2. the life assessment tester of printer according to claim 1 or copying machine paper feed rubber roller, it is characterised in that: institute
The positioning device stated includes the positioning seat being fixed on the pedestal, the engaging lug positioned at positioning seat top side, rotation
The locating clip that can be located by connecting on the engaging lug and mutually with the paper feeding rubber roller one end is set, is arranged described fixed
Additional lock on the seat of position and with the rotation connection of paper feeding rubber roller the other end, wherein in the locating clip and the additional lock
The heart is located on the same line, and the line of centres of the locating clip and the additional lock is parallel with first delivery roll sets
It sets.
3. the life assessment tester of printer according to claim 2 or copying machine paper feed rubber roller, it is characterised in that: institute
State locating clip include the collet for being rotatably connected on the engaging lug by shaft, be arranged on the collet and can synchronize to
Center of collet line close to or far from movement claw, wherein the claw at least there are three, and around the collet it is circumferential
Even distribution.
4. the life assessment tester of printer according to claim 3 or copying machine paper feed rubber roller, it is characterised in that: institute
The additional lock stated include the auxiliary frame being located on the positioning seat, be rotatably arranged on the auxiliary frame and axial line with it is described
The sleeve that the axial line of shaft is overlapped, wherein in sleeve described in the insertion of paper feeding rubber roller end.
5. the life assessment tester of printer according to claim 4 or copying machine paper feed rubber roller, it is characterised in that: institute
Connecting hole is equipped in the sleeve stated, the connecting hole is polygonal hole or flat hole, the paper feeding rubber roller corresponding end
Match with the connecting hole.
6. the life assessment tester of printer according to claim 4 or copying machine paper feed rubber roller, it is characterised in that: institute
The additional lock stated further includes setting along sleeve direction of axis line extension and the sliding rail being located on the positioning seat, sliding
Set slide on the sliding rail, for by the locking piece of the slide and the sliding rail relative positioning, wherein the slide with
The auxiliary frame is fixedly connected.
7. the life assessment tester of printer according to claim 1 or copying machine paper feed rubber roller, it is characterised in that: institute
The transmitting device stated further includes that driving first delivery roll moves up and down to adjust first delivery roll to the paper feeding glue
The pressure that roller applies amount of force adjust component, the translation of the second delivery roll described in driving with adjust first delivery roll and
The elastic adjusting component of distance between second delivery roll.
8. the life assessment tester of printer according to claim 7 or copying machine paper feed rubber roller, it is characterised in that:
The pedestal is equipped with the support base that first delivery roll is supported from both ends, and it includes difference that the pressure, which adjusts component,
Support rod on the support base can be set up and downly along vertical direction, be arranged in the every support bar top
And the V-shaped support of supporting section, the connecting rod for two support rods to be connected, rotating fulcrum are arranged described fixed
On the seat of position and the first lever piece for being connected with the connecting rod of one end and setting are in first lever piece the other end
The first counterweight module.
9. the life assessment tester of printer according to claim 7 or copying machine paper feed rubber roller, it is characterised in that: institute
The elastic adjusting component stated includes along perpendicular to second delivery roll direction and horizontal-extending being erected on the pedestal
Guide rail, the pedestal that can be arranged on the guide rail to slidable adjustment and be arranged in parallel and can push with the guide rail
The telescopic rod that the pedestal moves horizontally, the bracket at second delivery roll from both ends are fixed on the base.
10. the life assessment tester of printer according to claim 9 or copying machine paper feed rubber roller, it is characterised in that:
The idler roller is located at the bottom of the annular closed shape, and the top of the pedestal, institute are arranged in from the bracket at both ends
The transmitting device stated further includes the tension adjustment component to move up and down for adjusting the idler roller, the tension adjustment component
Including the up and down strut being arranged on the bracket along vertical direction, it is arranged in the strut upper end and is set in institute
State tensioning roll end rod set, for by the connecting rod of two struts connections, rotating fulcrum setting on the bracket and one
The second lever piece that end is connected with the connecting rod and it is arranged in the second of second lever piece the other end with molality
Block.
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| CN117054319A (en) * | 2023-09-28 | 2023-11-14 | 江苏华恬节能科技有限公司 | Ozone aging test device and method for polyurethane product detection |
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| CN110207962B (en) | 2024-02-27 |
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