A kind of steel plate printing machine and its speed measuring device
Technical field
The present invention relates to steel plate printing technical field, in particular to a kind of steel plate printing machine and its speed measuring device.
Background technique
With the development of domestic economy, human resources it is increasingly deficient, production batch is increasing, it is desirable that automation
Level also wants higher and higher.Printing machine is suitable for various material stamp, and by repacking, the application range of printing machine is more extensive,
It is no longer confined to paper printing.
The fifth wheel that traditional printing production line is installed using printing machine drives encoder to test the speed, since fifth wheel distance prints
Flower machine farther out, fifth wheel cannot rotate with it, and length is long, inertia is big, and strip and fifth wheel have sliding, strip to swing sideslip
The problem of lead to test the speed that result is inaccurate, it is insensitive to test the speed, so as to cause stamp chromatography ghost image, the generation for the problems such as obscuring.
Summary of the invention
The present invention provides a kind of steel plate printing machine and its speed measuring device, solving strip in the prior art and fifth wheel has
Sliding, strip, which swing sideslip, leads to test the speed that result is inaccurate, test the speed insensitive technical problem, has reached and has tested the speed precisely, has offset
Strip running deviation bring error reduces the generation of stamp ghost image, blooming, promotes product qualification rate, improving production efficiency
Technical effect.
In a first aspect, being used for steel plate printing machine, comprising: mounting rack, the installation the present invention provides a kind of speed measuring device
Frame is fixed in the rack of the steel plate printing machine;One end of first rocker arm, first rocker arm is connect with the mounting rack, and
First rocker arm offers first shaft hole far from one end of the mounting rack;Second rocker arm, the middle position of second rocker arm
The place of setting offers the second axis hole, and first rotating shaft sequentially passes through the first shaft hole and second axis hole, makes described first to shake
Arm and second rocker arm rotation connection;Second shaft, second shaft are arranged in first rocker arm and the mounting rack
Between;Spring, the spring are mounted between the one end of first rocker arm and the one end of second rocker arm;It tests the speed
Wheel, the fifth wheel are connect with second rocker arm far from one end of the spring;Encoder, the encoder are arranged described
The end of fifth wheel;Support roller, the support roller are arranged in the lower section of the fifth wheel, and strip is in the fifth wheel and described
It is run between support roller.
Preferably, further includes: the end of the fifth wheel is arranged in by encoder bracket for encoder bracket, the encoder
Portion.
Preferably, further includes: first bearing, the first bearing are connect with the mounting rack;Cylinder, the one of the cylinder
End is connect with the other end of the first bearing;Second bearing, the second bearing and the cylinder are far from the first bearing
One end connection.
Preferably, the cylinder has the one stroke upper limit, when the cylinder presses to the stroke upper limit position, with institute
Stating first rotating shaft is fulcrum, and the spring drives second rocker arm, compresses the fifth wheel.
Preferably, further includes: two guide rods, two guide rods are set by center axial symmetry of the second bearing
It sets, and the top of two guide rods is connect by a connecting rod with the mounting rack;Sliding block, the both ends pair of the sliding block
It should be slidably connected with two guide rods.
Preferably, further includes: bearing block, the bearing block are fixedly connected with the fifth wheel.
Preferably, further includes: controller, the controller and the encoder communicate to connect, wherein when the strip is transported
When row, the strip drives the fifth wheel rotation, after the encoder detects the speed of the fifth wheel, will test knot
Fruit feeds back to the controller.
Preferably, further includes: when strip operation, the strip drives the fifth wheel rotation, the encoder
After the speed for detecting the fifth wheel, it will test result and feed back to the controller.
Preferably, the outer surface of the fifth wheel is coated with polyurethane.
Second aspect, the embodiment of the present application also provides a kind of steel plate printing machine, including rack and speed measuring device above-mentioned,
Wherein, the speed measuring device is set in the rack.
Said one or multiple technical solutions in the embodiment of the present invention at least have following one or more technology effects
Fruit:
A kind of steel plate printing machine and its speed measuring device provided in an embodiment of the present invention, wherein the speed measuring device includes: peace
It shelves, the first rocker arm, the second rocker arm, spring, fifth wheel, encoder and support roller, the second shaft, wherein mounting rack is fixed in
In the rack of steel plate printing machine, one end of the first rocker arm is connect with mounting rack, and the other end of the first rocker arm offers first shaft hole,
The close middle position of second rocker arm offers the second axis hole, so that can wear among first shaft hole and the second axis hole
Cross first rotating shaft, so that the first rocker arm and the second rocker arm are flexibly connected, the setting of the second shaft the first rocker arm and mounting rack it
Between;Spring is also equipped between the one end of the first rocker arm and the one end of the second rocker arm, fifth wheel and the second rocker arm are separate
One end of the spring connects, and then installs encoder in the tail end of fifth wheel, and the lower section of fifth wheel is arranged in support roller, in turn
Strip is run between fifth wheel and support roller, wherein fifth wheel centered on the second shaft as strip is swung,
Apply pressing force by spring and clamp fifth wheel and support roller, when strip operation, fifth wheel is driven by strip, then by testing the speed
The speed for taking turns the encoder measurement fifth wheel of tail end, then by measurement feedback to PLC, to solve band in the prior art
Steel and fifth wheel, which have sliding, strip to swing sideslip, leads to test the speed that result is inaccurate, test the speed insensitive technical problem, has reached survey
It is fast precisely to offset strip running deviation bring error, the generation of stamp ghost image, blooming is reduced, product qualification rate is promoted, is promoted
The technical effect of production efficiency.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects of the present invention, feature and advantage can
It is clearer and more comprehensible, the followings are specific embodiments of the present invention.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of speed measuring device in the embodiment of the present invention;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the left view of Fig. 1.
Description of symbols: mounting rack 1;First rocker arm 2;Spring 3;Second Rocker arm 4;First rotating shaft 5;Strip 6;Support roller
7;Second shaft 8;First bearing 9;Cylinder 10;Second bearing 11;Guide rod 12;Sliding block 13;Bearing block 14;Fifth wheel 15;It compiles
Code device 16;Encoder bracket 17.
Specific embodiment
The embodiment of the invention provides a kind of steel plate printing machine and its speed measuring device, to solve strip in the prior art and
Fifth wheel, which has sliding, strip to swing sideslip, leads to test the speed that result is inaccurate, test the speed insensitive technical problem.
Technical solution in the embodiment of the present invention, general thought are as follows:
A kind of steel plate printing machine and its speed measuring device provided in an embodiment of the present invention, by mounting rack, the mounting rack is solid
It is connected in the rack of the steel plate printing machine;One end of first rocker arm, first rocker arm is connect with the mounting rack, and described
First rocker arm offers first shaft hole far from one end of the mounting rack;Second rocker arm, at the medium position of second rocker arm
Offer the second axis hole, and first rotating shaft sequentially passes through the first shaft hole and second axis hole, make first rocker arm and
The second rocker arm rotation connection;Second shaft, second shaft are arranged between first rocker arm and the mounting rack;
Spring, the spring are mounted between the one end of first rocker arm and the one end of second rocker arm;Fifth wheel, it is described
Fifth wheel is connect with second rocker arm far from one end of the spring;Encoder, the encoder are arranged in the fifth wheel
End;Support roller, the lower section of the fifth wheel is arranged in the support roller, and strip is in the fifth wheel and the support roller
Between run, thus reached test the speed precisely, offset strip running deviation bring error, reduce stamp ghost image, blooming hair
It is raw, promote product qualification rate, the technical effect of improving production efficiency.
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Embodiment one
Fig. 1 is a kind of structural schematic diagram of speed measuring device in the embodiment of the present invention, is used for steel plate printing machine, as shown in Figure 1:
The speed measuring device includes: mounting rack 1, and the mounting rack 1 is fixed in the rack of the steel plate printing machine.
Specifically, mounting rack 1 is the main attachment portion in speed measuring device with steel plate printing machine, that is, mounting rack 1 is fixed
It is arranged in the rack of steel plate printing machine, and then other constituent element of installation speed measuring device can be continued on mounting rack 1.
The speed measuring device further include: the first rocker arm 2, spring 3, the second Rocker arm 4, wherein one end of first rocker arm 2
It is connect with the mounting rack 1, and first rocker arm 2 offers first shaft hole far from one end of the mounting rack 1;Described
The second axis hole is offered at the medium position of two Rocker arm 4s, and first rotating shaft 5 sequentially passes through the first shaft hole and second axis
Hole is rotatablely connected first rocker arm 2 and second Rocker arm 4;The spring 3 is mounted on one end of first rocker arm 2
Between portion and the one end of second Rocker arm 4.
Specifically, one end of the first rocker arm 2 is fixed on mounting rack 1, the shape of the first rocker arm 2 is with certain
The component of angle, specific: the first rocker arm 2 includes first part and second part, and first part and second part are
It is integrally formed, and shape is at an angle between this two parts, while the angle is the obtuse angle greater than 90 °.Second Rocker arm 4 is and the
The component that one rocker arm 2 cooperates with each other, likewise, the shape of the second Rocker arm 4 is the component with certain angle, it is specific:
Second Rocker arm 4 includes two parts composition, and this two parts is integrally formed, and shape is at an angle between this two parts,
The angle is the obtuse angle greater than 90 ° simultaneously.Further, it is offered at one end position of first rocker arm 2 far from mounting rack 1
First shaft hole is namely installed on the second axis hole, and first axle close to the apex of angle at the medium position of the second Rocker arm 4
Hole is identical with the size of the second axis hole, so that first rotating shaft 5 can be passed through among first shaft hole and the second axis hole, thus
First rocker arm 2 and the second Rocker arm 4 are flexibly connected.
Further, one end of spring 3 is mounted on the first rocker arm 2, and the other end of spring 3 is mounted on the second Rocker arm 4
At one end position, i.e., spring 3 is mounted between the end of the first rocker arm 2 and the end of the second Rocker arm 4, wherein speed measuring device
It is fulcrum with first rotating shaft 5, the first rocker arm 2 and the second Rocker arm 4 is pulled by spring 3, then fifth wheel is compressed by the second Rocker arm 4
15.It can guarantee that pressing force is invariable using spring 3, make steel band and the wheel support that tests the speed is fricton-tight, avoid sliding to reach
It is dynamic, the purpose of improving measurement accuracy.
The speed measuring device further include: fifth wheel 15, the fifth wheel 15 is with second Rocker arm 4 far from the spring 3
One end connection.
Further, the outer surface of the fifth wheel 15 is coated with polyurethane.
Specifically, fifth wheel 15 is the main component in speed measuring device for testing the speed, fifth wheel 15 is remote with the second Rocker arm 4
One end connection from spring 3, can drive fifth wheel 15 to be rotated when the second Rocker arm 4 moves in this way.Wherein, fifth wheel 15
Using light-weight design, to reduce the resistance of motion.It is coated with polyurethane in the roll surface of fifth wheel 15 simultaneously, is subtracted so as to reach
Few sliding, guarantee closely connect non-slip, to be steadily driven technical effect during rotation.
The speed measuring device further include: encoder 16, support roller 7, wherein the encoder 16 is arranged in the fifth wheel
15 end;The lower section of the fifth wheel 15 is arranged in the support roller 7, and strip 6 is in the fifth wheel 15 and the support
It is run between roller 7.
Further, the speed measuring device further include: encoder bracket 17, the encoder 16 pass through encoder bracket 17
The end of the fifth wheel 15 is set.
Specifically, as shown in figure 3, encoder 16 is connect by encoder bracket 17 with fifth wheel 15, so that encoder
16 can be mounted on the tail end of fifth wheel 15, and encoder 16 used by this implementation is that the high-resolution incremental accurately to test the speed is compiled
Code device, to can reach the purpose of precise measurement revolving speed.Further, the lower section of fifth wheel 15 is provided with support roller 7, supports
Roller 7 is used to support strip 6 and eliminates the sliding of strip 6, so that strip 6 can pass through between fifth wheel 15 and support roller 7
Operation, wherein when strip operation 6, lightweight fifth wheel 15 is driven by strip 6, then pass through the encoder 16 of 15 tail end of fifth wheel
The speed for measuring fifth wheel 15, then by measurement feedback to PLC.
Further, the speed measuring device further include: first bearing 9, the first bearing 9 are connect with the mounting rack 1;
Cylinder 10, one end of the cylinder 10 are connect with the other end of the first bearing 9;Second bearing 11, the second bearing 11
It is connect with the cylinder 10 far from one end of the first bearing 9.
Further, the cylinder 10 has the one stroke upper limit, when the cylinder 10 presses to the stroke upper limit position
When, it is fulcrum with the first rotating shaft 5, the spring 3 drives second Rocker arm 4, compresses the fifth wheel 15.
Specifically, first bearing 9 and second bearing 11 are oscillating bearing, wherein one end of first bearing 9 and peace
1 connection is shelved, the other end of first bearing 9 is connect with one end of cylinder 10, the other end of cylinder and one end of second bearing 11
Connection, in other words, cylinder 10 is mounted between first bearing 9 and second bearing 11, and further, cylinder 10 also has one most
Big stroke value depresses speed measuring device when cylinder 10 reaches maximum travel position, is fulcrum with first rotating shaft 5, and spring 3 is drawn
Dynamic first rocker arm 2 and the second Rocker arm 4, the second Rocker arm 4 compress lightweight fifth wheel 15.Guarantee that pressing force is invariable by spring 3, makes
It is fricton-tight between strip 6 and fifth wheel 15.By using cylinder-pressing fifth wheel, cylinder is liftable, facilitates inspection to reach
The purpose of fifth wheel is removed when repairing.
Further, the speed measuring device further include: two guide rods 12, two guide rods 12 are with second axis
It holds 11 to be arranged for center axial symmetry, and the top of two guide rods 12 is connect by a connecting rod with the mounting rack 1;It is sliding
The both ends correspondence of block 13, the sliding block 13 is slidably connected with two guide rods 12.
Specifically, there are two guide rod 12 includes, and two 12 horizontal Tiles of guide rod settings, and with second bearing
11 are arranged for center axial symmetry, meanwhile, the top of the two guide rods 12 is connect by a connecting rod with mounting rack 1, further
, a sliding block 13 is also equipped on two guide rods 12, wherein the both ends of sliding block 13 are corresponded with two guide rods 12 to be connected
It connects, is connect at the top position of sliding block 13 with the bottom of second bearing 11, so that sliding block 13 can be along guide rod 12
Extending direction slided.
Further, the speed measuring device further include: bearing block 14, the bearing block 14 and the fixed company of the fifth wheel 15
It connects.
Further, the speed measuring device further include: the second shaft 8, second shaft 8 are arranged in first rocker arm
Between 2 and the mounting rack 1.
Specifically, bearing block 14 is mounted on the end of fifth wheel, as shown in Fig. 2, the second shaft 8 is mounted on the first rocker arm
Between 2 and the mounting rack 1.Further, fifth wheel 15 can be centered on the second shaft 8, and fifth wheel 15 can be with band
The sideslip of steel 6 and shake freely swing, to compensate strip running deviation, shake bring tests inaccurate problem.When cylinder 10 is stretched
When arriving maximum travel position out, speed measuring device is depressed, is fulcrum with first rotating shaft 5, spring 3 pulls the first rocker arm 2 and second to shake
Arm 4, the second Rocker arm 4 compress lightweight fifth wheel 15.When strip 6 is run from left to right, so that further compression fifth wheel 15, makes
It obtains fifth wheel 15 and strip 6 fits closely, it is ensured that pressure is constant after cylinder 10 is depressed.
Further, the speed measuring device further include: controller, the controller and the encoder 16 communicate to connect,
Wherein, when the strip 6 is run, the strip 6 drives the fifth wheel 15 to rotate, and the encoder 16 detects the survey
After the speed of speed wheel 15, it will test result and feed back to the controller.
Specifically, controller is PLC controller, wherein PLC is that Programmable Logic Controller (can
Programmed logic controller) abbreviation, be kind exclusively for the digital operation electronic system applied and designed in industrial settings.
It uses a kind of programmable memory, and storage executes logical operation, sequential control, timing, counting and arithmetic fortune inside it
The instruction of the operations such as calculation, various types of mechanical equipments are controlled by digital or analog input and output or were produced
Journey.In the present embodiment, when strip 6 is run, strip 6 drives lightweight fifth wheel 15 to rotate, then passes through 15 tail end of fifth wheel
The detection of encoder 16 obtains the speed of fifth wheel 15, then will test result and feeds back to PLC.
Further, the course of work of the speed measuring device of the present embodiment specifically: firstly, mounting rack 1 is fixed on printing machine
In rack, it is fulcrum with first rotating shaft 5 that cylinder 10, which reaches range pressure speed measuring device, and spring 3 pulls the first rocker arm 2
With the second Rocker arm 4, then by the second Rocker arm 4 compress lightweight fifth wheel 15.Guarantee that pressing force is invariable under the action of spring 3,
Make fricton-tight between strip 6 and fifth wheel 15.When strip 6 is run, fifth wheel 15 is put centered on the second shaft 8 with strip 6
It is dynamic, to compensate for shake and the sideslip of strip 6.Further, strip 6 drives lightweight fifth wheel 15 to rotate, then by testing the speed
The detection of encoder 16 for taking turns 15 tail ends obtains the speed of fifth wheel 15, then will test result and feeds back to PLC, so that printing machine set
Color is accurate.Therefore, the speed measuring device in this implementation can solve strip shake, sideslip it is not smart to printing machine bring stamp chromatography
Really, ghost problems, and then reached quick precise measurement steel band linear velocity, response speed is promoted, the skill of product qualification rate is promoted
Art effect.
Embodiment two
The embodiment of the invention also provides a kind of steel plate printing machines, including rack and speed measuring device above-mentioned, wherein described
Speed measuring device is set in the rack.
The various change mode and specific example of one of previous embodiment one speed measuring device component are equally applicable to this
A kind of steel plate printing machine of embodiment, by a kind of aforementioned detailed description to speed measuring device component, those skilled in the art can
To be apparent from a kind of implementation method of steel plate printing machine in the present embodiment, so in order to illustrate the succinct of book, herein no longer
It is described in detail.
Said one or multiple technical solutions in the embodiment of the present invention at least have following one or more technology effects
Fruit:
A kind of steel plate printing machine and its speed measuring device provided in an embodiment of the present invention, wherein the speed measuring device includes: peace
It shelves, the first rocker arm, the second rocker arm, spring, fifth wheel, encoder and support roller, the second shaft, wherein mounting rack is fixed in
In the rack of steel plate printing machine, one end of the first rocker arm is connect with mounting rack, and the other end of the first rocker arm offers first shaft hole,
The close middle position of second rocker arm offers the second axis hole, so that can wear among first shaft hole and the second axis hole
Cross first rotating shaft, so that the first rocker arm and the second rocker arm are flexibly connected, the setting of the second shaft the first rocker arm and mounting rack it
Between;Spring is also equipped between the one end of the first rocker arm and the one end of the second rocker arm, fifth wheel and the second rocker arm are separate
One end of the spring connects, and then installs encoder in the tail end of fifth wheel, and the lower section of fifth wheel is arranged in support roller, in turn
Strip is run between fifth wheel and support roller, wherein fifth wheel centered on the second shaft as strip is swung,
Apply pressing force by spring and clamp fifth wheel and support roller, when strip operation, fifth wheel is driven by strip, then by testing the speed
The speed for taking turns the encoder measurement fifth wheel of tail end, then by measurement feedback to PLC, to solve band in the prior art
Steel and fifth wheel, which have sliding, strip to swing sideslip, leads to test the speed that result is inaccurate, test the speed insensitive technical problem, has reached survey
It is fast precisely to offset strip running deviation bring error, the generation of stamp ghost image, blooming is reduced, product qualification rate is promoted, is promoted
The technical effect of production efficiency.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications can be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, those skilled in the art can carry out various modification and variations without departing from this hair to the embodiment of the present invention
The spirit and scope of bright embodiment.In this way, if these modifications and variations of the embodiment of the present invention belong to the claims in the present invention
And its within the scope of equivalent technologies, then the present invention is also intended to include these modifications and variations.