CN206140484U - Wire rod line printer - Google Patents
Wire rod line printer Download PDFInfo
- Publication number
- CN206140484U CN206140484U CN201621222335.9U CN201621222335U CN206140484U CN 206140484 U CN206140484 U CN 206140484U CN 201621222335 U CN201621222335 U CN 201621222335U CN 206140484 U CN206140484 U CN 206140484U
- Authority
- CN
- China
- Prior art keywords
- pedestal
- wire rod
- screw mandrel
- relative
- pen machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a wire rod line printer, including the conveying mechanism that is used for carrying the wire rod and the marking off mechanism, the drying device that set gradually along the direction of delivery of wire rod, the wire rod places places district, mount pad including being used for supplying in marking off mechanism, lie in the top of placing the district and fix drawing pen on the mount pad, be used for the drive installation seat to come and go a drive arrangement who moves and be used for the 2nd drive arrangement that the drive installation seat reciprocated along vertical orientation along the first direction, the first direction is perpendicular with vertical direction. The utility model discloses an adopt marking off mechanism, drying device, conveying mechanism's combination design to through rationally setting up marking off mechanism, usable drawing pen is rule to the wire rod, thereby the fungible is artifical rules, and can raise the efficiency, reduces the cost, and still reducible wire rod receives artifical the damage to can ensure to rule quality and marking off accuracy.
Description
Technical field
This utility model is related to a kind of wire rod pen machine.
Background technology
In process of manufacture, often need to be rule on wire rod (such as FFC lines etc.).At present, first by operator
Member is manually fixed on wire rod on tool, then holds bow pen by operator again wire rod is rule manually.But due to
Can only manually rule at present, and it is desirable to rule using machine, thus, it is necessary to provide one kind for people
The wire rod pen machine that wire rod can be rule.
Utility model content
In order to overcome the deficiencies in the prior art, the purpose of this utility model is that offer is a kind of can be rule to wire rod
Wire rod pen machine.
To solve the above problems, the technical scheme that this utility model is adopted is as follows：
Wire rod pen machine, including for convey wire rod conveying mechanism and along wire rod conveying direction set gradually draw
Line mechanism, drying unit；The liner agency includes rest area for placing for wire rod, mounting seat, positioned at rest area
Side and be fixed on the bow pen in mounting seat, the first driving means that reciprocate in the first direction for drive installation seat, with
And the second driving means vertically moved up and down for drive installation seat；The first direction is vertical with vertical direction.
First driving means are fixed on the first pedestal including the first pedestal, the first screw mandrel for extending in a first direction, body
Above and for the first motor of driving the first screw mandrel rotation, the first feed screw nut being matchingly socketed on the first screw mandrel；It is described
Mounting seat is connected with the first feed screw nut；The mounting seat is with relative to the first pedestal rotation stop and can be relative to the first pedestal along
The mode of one direction movement is arranged on the first pedestal；Second driving means include the second pedestal, vertically extend the
Two screw mandrels, body are fixed on the second pedestal and for driving the second motor of the second screw mandrel rotation, being matchingly socketed in second
The second feed screw nut on screw mandrel；First pedestal is connected with the second feed screw nut；First pedestal is with relative to second
The pedestal rotation stop and mode that can vertically move relative to the second pedestal is arranged on the second pedestal.
The liner agency also includes the 3rd driving means；3rd driving means include the 3rd pedestal, the 3rd screw mandrel, machine
Body be fixed on the 3rd pedestal and for drive the 3rd screw mandrel to rotate the 3rd motor, be matchingly socketed on the 3rd screw mandrel the
Three feed screw nuts；Second pedestal is connected with the 3rd feed screw nut；3rd screw mandrel along wire rod rest area placement
Direction extends；Second pedestal is with relative to the 3rd pedestal rotation stop and can be relative to the 3rd pedestal along the 3rd screw mandrel bearing of trend
Mobile mode is arranged on the 3rd pedestal.
The liner agency also includes to be arranged on up or down on the first pedestal and for the tension disc of top pressure wire rod, limit
Back-moving spring of the system between tension disc and the first pedestal；The tension disc is located at the top of rest area, and the back-moving spring is used
In providing the active force that promotes that tension disc moves down relative to the first pedestal；It is provided with the tension disc and prolongs in the first direction
The groove stretched and wear for bow pen.
Placement direction of the first direction with wire rod in rest area is vertical.
The conveying mechanism includes unwinding device, wrap-up；The liner agency, drying unit be located at unwinding device with
Between wrap-up, and liner agency is located between unwinding device and drying unit；The unwinding device includes unreeling wheel, unreels
Wheel drive motor；The rotating shaft of the unreeling wheel motor is connected with unreeling wheel；The wrap-up includes winding wheel, winding
Wheel drive motor；The rotating shaft of the winding wheel motor is connected with winding wheel.
The conveying mechanism also includes being located between drying unit and wrap-up and being used for wire rod towards wrap-up side
To the traction roller arrangement of traction；The traction roller arrangement includes support, in being oppositely arranged up and down and be articulated in respectively on support
Two carry-over pinch rolls, the traction roll drive motor for driving a wherein carry-over pinch rolls to rotate；It is provided between two carry-over pinch rolls and supplies wire rod
What is passed through crosses line interstitial area.
The drying unit includes bearing plate and positioned at the top and air outlet court for bearing plate for what is placed for wire rod
To in the heat gun for bearing plate.
The nib of the bow pen is down.
The wire rod pen machine also includes detecting element, control device；The detecting element be used for detect wire rod wait draw
Line position sends signal when being moved to rest area to control device；The control device is used to receive the signal of detecting element
When control liner agency rule at wire rod position to be rule.
Compared to existing technology, the beneficial effects of the utility model are：
This utility model is arranged by being designed using the combination of liner agency, drying unit, conveying mechanism by reasonable
Liner agency, rules using bow pen to wire rod, and is favorably improved efficiency；And, wire rod can be also reduced by people
Work is damaged, and can ensure that drawn line quality and line accuracy.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the front view of Fig. 1；
Fig. 3 is the structural representation of liner agency；
Wherein, 100, liner agency；110th, first driving means；111st, the first motor；112nd, the first feed screw nut；113、
First pedestal；120th, the second driving means；121st, the second motor；122nd, the second feed screw nut；123rd, the second pedestal；130th, the 3rd
Driving means；131st, the 3rd motor；132nd, the 3rd pedestal；141st, mounting seat；142nd, bow pen；143rd, tension disc；151st, place
Area；200th, drying unit；311st, unwinding device；321st, wrap-up；331st, roller arrangement is drawn；411st, detecting element.
Specific embodiment
Below, with reference to accompanying drawing and specific embodiment, this utility model is described further：
As Figure 1-3, wire rod pen machine, including for conveying the conveying mechanism and the conveying direction along wire rod of wire rod
Liner agency 100, drying unit 200 that P sets gradually；The liner agency 100 includes the rest area for placing for wire rod
151st, mounting seat 141, positioned at the top of rest area 151 and be fixed in mounting seat 141 bow pen 142, for drive installation seat
141 first driving means 110 that in the first direction A is reciprocated and move down on vertically for drive installation seat 141
The second dynamic driving means 120；The first direction A is vertical with vertical direction.
When in use, wire rod is conveyed using conveying mechanism, and when wire rod is when position of ruling is delivered to rest area 151,
Second driving means 120 of liner agency 100 drive mounting seat 141 to move down together with bow pen 142, and liner agency is then passed through again
100 first driving means 110 drive mounting seat 141, bow pen 142 to move along the first direction, to be carried out using bow pen 142
Line, and after the completion of waiting to rule, continue to convey wire rod using conveying mechanism, and the oil on wire rod is dried by drying unit 200
Ink, so as to can ensure that drawn line quality.Thus, this utility model is by using liner agency 100, drying unit 200, conveying mechanism
Combination design, and by rationally arranging liner agency 100, wire rod is rule using bow pen 142, so as to alternative
Line manually, and it is favorably improved efficiency.
First driving means 110 include that the first pedestal 113, the first screw mandrel for extending in a first direction, body are fixed on the
On one pedestal 113 and for driving the first motor 111 of the first screw mandrel rotation, first be matchingly socketed on the first screw mandrel
Stem nut 112；The mounting seat 141 is connected with the first feed screw nut 112；The mounting seat 141 is with relative to the first pedestal 113
The rotation stop and mode that can be moved along the first direction relative to the first pedestal 113 is arranged on the first pedestal 113, that is to say, that peace
Dress seat 141 can relative to the A movements in the first direction of the first pedestal 113, and (be mounting seat relative to the rotation stop of the first pedestal 113
141 cannot rotate relative to the first pedestal 113).Wherein, first pedestal 113 has that A in the first direction extends
One guide rail, the mounting seat 141 has the first move portion being movably mounted on the first guide rail, so that the phase of mounting seat 141
Can move along the first direction for the rotation stop of the first pedestal 113 and relative to the first pedestal 113.When in use, the work of the first motor 111
Make, drive the first screw mandrel to rotate, so as to mounting seat 141 can be driven to move along the first direction.
Preferably, the second driving means 120 are solid including the second pedestal 123, the second screw mandrel for vertically extending, body
It is scheduled on the second pedestal 123 and for driving the second motor 121 of the second screw mandrel rotation, being matchingly socketed on the second screw mandrel
Second feed screw nut 122；First pedestal 113 is connected with the second feed screw nut 122；First pedestal 113 with relative to
The rotation stop of the second pedestal 123 and mode that can vertically move relative to the second pedestal 123 is arranged on the second pedestal 123,
That is, the first pedestal 113 can vertically be moved relative to the second pedestal 123, and relative to the rotation stop of the second pedestal 123
(being that the first pedestal 113 cannot rotate relative to the second pedestal 123).Wherein, second pedestal 123 has along vertically
The second guide rail that direction extends, first pedestal 113 has the second move portion being movably mounted on the second guide rail, with
Make the first pedestal 113 relative to the rotation stop of the second pedestal 123 and can vertically move relative to the second pedestal 123.Using
When, the second motor 121 works, and drives the second screw mandrel to rotate, so as to the first pedestal 113 can be driven vertically to move, with band
Dynamic mounting seat 141 is moved up and down.
Preferably, the liner agency 100 also includes the 3rd driving means 130；3rd driving means 130 include the 3rd
Pedestal 132, the 3rd screw mandrel, body be fixed on the 3rd pedestal 132 and for drive the 3rd screw mandrel to rotate the 3rd motor 131,
The 3rd feed screw nut being matchingly socketed on the 3rd screw mandrel；Second pedestal 123 is connected with the 3rd feed screw nut；Described
Placement direction B of three screw mandrels along wire rod in rest area 151 extends；Second pedestal 123 relative to the 3rd pedestal 132 stopping
Turn and can be arranged on the 3rd pedestal 132 along the mode that the 3rd screw mandrel bearing of trend is moved relative to the 3rd pedestal 132, that is,
Say, the second pedestal 123 can be moved relative to the 3rd pedestal 132 along the 3rd screw mandrel bearing of trend, and be stopped relative to the 3rd pedestal 132
Turn (being that the second pedestal 123 cannot rotate relative to the 3rd pedestal 132).Wherein, the 3rd pedestal 132 has the 3rd
Guide rail, second pedestal 123 has the 3rd move portion being movably mounted on the 3rd guide rail, the extension of the 3rd guide rail
Direction is consistent with the bearing of trend of the 3rd screw mandrel, so that second pedestal 123 is relative to the rotation stop of the 3rd pedestal 132 and can be relative
Move along the 3rd screw mandrel bearing of trend in the 3rd pedestal 132.When in use, the 3rd motor 131 works, and drives the 3rd screw mandrel to turn
It is dynamic, so as to the second pedestal 123 can be driven to move along the bearing of trend of the 3rd screw mandrel, to be convenient to adjust scribing position.
Certainly, in order that second pedestal 123 is relative to the rotation stop of the 3rd pedestal 132 and can be relative to the 3rd pedestal 132
Along the movement of the 3rd screw mandrel bearing of trend, the cooperation except the 3rd guide rail and the 3rd move portion can be adopted, also in the 3rd pedestal 132
Both sides are provided with guide rod, and the both sides of second pedestal 123 are equipped with the sleeve being sleeved on guide rod, in addition, may be used also
Rectangular recess is offered on the 3rd pedestal 132, there is the rectangular cam being embedded in rectangular recess on the second pedestal 123,
Or other structures, etc..In the same manner, in order that mounting seat 141 is relative to the rotation stop of the first pedestal 113 and can be relative to the first pedestal
113 move along the first direction, the first pedestal 113 is relative to the rotation stop of the second pedestal 123 and can be relative to the second pedestal 123 along vertical
Direction is moved, and is not limited in the cooperation of the cooperation, the second guide rail and the second move portion of the first guide rail and the first move portion, may be used also
Using aforesaid way (such as the cooperation of the cooperation, rectangular recess and rectangular cam of double guide rods and double sleeve, or other, etc.),
Here repeated description is not done.
Placement direction (that is to say threeth screw mandrel bearing of trend) of the first direction with wire rod in rest area 151 is vertical.
Specifically, the nib of the bow pen 142 is down.
The liner agency 100 also includes being arranged on up or down on the first pedestal 113 and for the pressure of top pressure wire rod
Line plate 143, the back-moving spring being limited between the pedestal 113 of tension disc 143 and first；The tension disc 143 is located at rest area 151
Top, the back-moving spring is used to provide the active force for promoting that tension disc 143 moves down relative to the first pedestal 113.And
By adopting said structure, the first pedestal 113 drive tension disc 143 move down when can using tension disc 143 compress wire rod, and with
The first pedestal 113 continue move down, can drive bow pen 142 that the line being convenient to having compressed is moved down relative to tension disc 143
Material is rule, further to improve drawn line quality.Specifically, A in the first direction is provided with the tension disc 143 to extend simultaneously
For the groove that bow pen 142 wears, so as to be convenient to bow pen 142 with the first pedestal 113 is moved down when by groove to line
Material is rule.
Preferably, the conveying mechanism includes unwinding device 311, wrap-up 321；The liner agency 100, drying dress
Put 200 to be located between unwinding device 311 and wrap-up 321, and liner agency 100 is located at unwinding device 311 and drying unit
Between 200；The unwinding device 311 includes unreeling wheel, unreeling wheel motor；The rotating shaft of the unreeling wheel motor with unreel
Wheel is connected；The wrap-up 321 includes winding wheel, winding wheel motor；The rotating shaft of the winding wheel motor with
Winding wheel is connected.When in use, wire rod coiled strip is placed on unreeling wheel, and head end is through liner agency 100, drying unit
200 and it is fixed on winding wheel, and passes through unreeling wheel motor and drive unreeling wheel to rotate to be unreeled, winding wheel motor
Drive winding wheel to rotate to be wound, so as to be conveyed in wire rod.Preferably, tensioning wheel is also provided with, with to wire rod
Play tension.
The conveying mechanism also includes being located between drying unit 200 and wrap-up 321 and being used for wire rod towards winding
The traction roller arrangement 331 of the direction of device 321 traction；The traction roller arrangement 331 includes support, in being oppositely arranged up and down and respectively
It is articulated in two carry-over pinch rolls on support, the traction roll drive motor for driving a wherein carry-over pinch rolls to rotate；Two carry-over pinch rolls it
Between be provided with for wire rod pass through cross line interstitial area.And when in use, wire rod is passed through from line interstitial area excessively, and driven by carry-over pinch rolls
A dynamic Motor drive wherein carry-over pinch rolls are rotated, and are conveyed towards the direction of wrap-up 321 so as to draw wire rod by the carry-over pinch rolls.
The drying unit 200 include for place for wire rod bear plate and positioned at bear plate top and air outlet
Toward the heat gun for bearing plate.And pass through to adopt said structure, the hot blast blown out using heat gun is by the ink on wire rod
Dried.Certainly, in addition, the drying unit 200 can also be using heating wire, electrothermal tube or other drying units etc.
Deng, but be optimal case of the present utility model by drying unit 200 using plate and heat gun is born, be conducive to improving drying effect
Rate.
The wire rod pen machine also includes detecting element 411, control device；The detecting element 411 is used to detect line
Material sends signal when position of ruling is moved to rest area 151 to control device；The control device is used to receive detection
Control liner agency 100 during the signal of element 411 to be rule at wire rod position to be rule.And pass through to adopt said structure, can
Line is automatically controlled, further mitigates the workload of operator, and can ensure that the accuracy of line.Wherein, the detection unit
Part 411 can adopt Fibre Optical Sensor, photographic head.
It will be apparent to those skilled in the art that technical scheme that can be as described above and design, make other various
It is corresponding to change and deformation, and all these change and deformation should all belong to the protection of this utility model claim
Within the scope of.
Claims (10)
1. wire rod pen machine, it is characterised in that；Including for convey wire rod conveying mechanism and along wire rod conveying direction according to
The liner agency of secondary setting, drying unit；The liner agency includes rest area for placing for wire rod, mounting seat, is located at
The top of rest area is simultaneously fixed on the bow pen in mounting seat, drives for drive installation seat is reciprocated in the first direction first
Dynamic device and the second driving means vertically moved up and down for drive installation seat；The first direction with it is vertical
Direction is vertical.
2. wire rod pen machine as claimed in claim 1, it is characterised in that；First driving means are including the first pedestal, along first
First screw mandrel of direction extension, body are fixed on the first pedestal and for driving the first motor of the first screw mandrel rotation, matching
Be socketed in the first feed screw nut on the first screw mandrel；The mounting seat is connected with the first feed screw nut；The mounting seat is with phase
For the first pedestal rotation stop and the mode that can move along the first direction relative to the first pedestal is arranged on the first pedestal；Second drives
Dynamic device includes that the second pedestal, the second screw mandrel for vertically extending, body are fixed on the second pedestal and are used for driving the
Second motor of two screw mandrels rotation, the second feed screw nut being matchingly socketed on the second screw mandrel；First pedestal and second
Feed screw nut connects；First pedestal relative to the second pedestal can move relative to the second pedestal rotation stop and vertically
Mode be arranged on the second pedestal on.
3. wire rod pen machine as claimed in claim 2, it is characterised in that；The liner agency also includes the 3rd driving means；Institute
State the 3rd driving means to be fixed on the 3rd pedestal including the 3rd pedestal, the 3rd screw mandrel, body and for driving the 3rd screw mandrel to turn
Dynamic the 3rd motor, the 3rd feed screw nut being matchingly socketed on the 3rd screw mandrel；Second pedestal and the 3rd feed screw nut
Connection；Placement direction of 3rd screw mandrel along wire rod in rest area extends；Second pedestal is with relative to the 3rd pedestal
The rotation stop and mode that can be moved along the 3rd screw mandrel bearing of trend relative to the 3rd pedestal is arranged on the 3rd pedestal.
4. wire rod pen machine as claimed in claim 2, it is characterised in that；The liner agency also includes installing up or down
On the first pedestal and for the tension disc of top pressure wire rod, the back-moving spring being limited between tension disc and the first pedestal；It is described
Tension disc is located at the top of rest area, and the back-moving spring is used for offer and promotes what tension disc was moved down relative to the first pedestal
Active force；The groove for extending in a first direction and wearing for bow pen is provided with the tension disc.
5. the wire rod pen machine as described in any one of claim 1-4, it is characterised in that；The first direction is being placed with wire rod
The placement direction in area is vertical.
6. wire rod pen machine as claimed in claim 1, it is characterised in that；The conveying mechanism includes unwinding device, winding dress
Put；The liner agency, drying unit are located between unwinding device and wrap-up, and liner agency is located at unwinding device and dries
Between equipment for drying；The unwinding device includes unreeling wheel, unreeling wheel motor；The rotating shaft of the unreeling wheel motor with unreel
Wheel is connected；The wrap-up includes winding wheel, winding wheel motor；The rotating shaft of the winding wheel motor and winding
Wheel is connected.
7. wire rod pen machine as claimed in claim 6, it is characterised in that；The conveying mechanism also includes being located at drying unit and receiving
Between winding apparatus and for the traction roller arrangement that draws wire rod towards wrap-up direction；The traction roller arrangement includes propping up
Frame, in be oppositely arranged up and down and be articulated in respectively two carry-over pinch rolls on support, for drive a wherein carry-over pinch rolls rotate traction
Roll drive motor；It is provided between two carry-over pinch rolls and cross line interstitial area for what wire rod was passed through.
8. wire rod pen machine as claimed in claim 1, it is characterised in that；The drying unit is included for placing for wire rod
Bear plate and positioned at the top and air outlet for bearing plate toward the heat gun for bearing plate.
9. wire rod pen machine as claimed in claim 1, it is characterised in that；The nib of the bow pen is down.
10. wire rod pen machine as claimed in claim 1, it is characterised in that；The wire rod pen machine also includes detecting element, control
Device；The detecting element be used for detect wire rod wait rule position be moved to rest area when send signal to control device；
The control device is used for the control liner agency when the signal of detecting element is received and is rule at wire rod position to be rule.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621222335.9U CN206140484U (en) | 2016-11-14 | 2016-11-14 | Wire rod line printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621222335.9U CN206140484U (en) | 2016-11-14 | 2016-11-14 | Wire rod line printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206140484U true CN206140484U (en) | 2017-05-03 |
Family
ID=58625936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621222335.9U Active CN206140484U (en) | 2016-11-14 | 2016-11-14 | Wire rod line printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206140484U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106312989A (en) * | 2016-11-14 | 2017-01-11 | 佛山市顺德区禾惠电子有限公司 | Wire marking machine |
-
2016
- 2016-11-14 CN CN201621222335.9U patent/CN206140484U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106312989A (en) * | 2016-11-14 | 2017-01-11 | 佛山市顺德区禾惠电子有限公司 | Wire marking machine |
| CN106312989B (en) * | 2016-11-14 | 2019-10-15 | 佛山市顺德区禾惠电子有限公司 | Wire rod pen machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201217581Y (en) | Strip winding machine | |
| CN206140484U (en) | Wire rod line printer | |
| CN204342075U (en) | A kind of sand paper discharge mechanism | |
| CN212529006U (en) | Cold transfer printing machine | |
| CN205395421U (en) | Automatic jump number step -by -step gilding press in succession | |
| CN106312989B (en) | Wire rod pen machine | |
| CN210818955U (en) | Stainless steel flat plate surface hair wet grinding continuous production line | |
| CN103737952A (en) | Collecting type 90-degree steel wire cord fabric cutting machine and control method thereof | |
| CN211521218U (en) | Enameled wire stretching machine | |
| CN102874649B (en) | Supporting device of pre-impregnated silk flock yarn barrel for automatic fiber laying process | |
| CN209522348U (en) | A kind of coiled strip cloth discharge mechanism | |
| CN106829595A (en) | A kind of substrate feed arrangement prepared for RFID label tag winding | |
| CN111874733B (en) | Spinning reel convenient for loading and unloading for mechanical automatic spinning | |
| CN207129662U (en) | A kind of steel disc reinforcement machine is fed to level detecting apparatus | |
| CN207258852U (en) | A kind of dance roller for cutting machine | |
| CN219418595U (en) | Strip-shaped insulating automatic cladding production line unit | |
| CN214652429U (en) | Novel cushion rubber deviation rectifying device of rubber tire forming machine | |
| CN203651016U (en) | Receiving type 90-DEG wirecord fabric cutting machine | |
| CN214779692U (en) | Low-melting-point packaging film automatic winding deviation correcting device | |
| CN210655498U (en) | Back coating device of compound machine | |
| CN216446373U (en) | Waterproof coiled material paving device capable of providing pressure compensation | |
| CN108217268A (en) | A kind of method and apparatus of centreless surface reel | |
| CN209849780U (en) | Rectangular-section spring manufacturing device | |
| CN206886340U (en) | A kind of material collecting device of label printing machine | |
| CN106553091A (en) | Round steel flexibility milling drum |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |