CN107932102A - A kind of saw working bench elevating mechanism and switch - Google Patents
A kind of saw working bench elevating mechanism and switch Download PDFInfo
- Publication number
- CN107932102A CN107932102A CN201711135959.6A CN201711135959A CN107932102A CN 107932102 A CN107932102 A CN 107932102A CN 201711135959 A CN201711135959 A CN 201711135959A CN 107932102 A CN107932102 A CN 107932102A
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- CN
- China
- Prior art keywords
- rack
- carrying platform
- elevating mechanism
- working bench
- lifting
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/64—Movable or adjustable work or tool supports characterised by the purpose of the movement
- B23Q1/66—Worktables interchangeably movable into operating positions
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
Abstract
The present invention provides a kind of saw working bench elevating mechanism, it includes the first rack, lifting unit and driving mechanism, and lifting unit top is equipped with carrying platform, and lower part is equipped with connecting portion, and lifting unit is arranged in first rack by the way that connecting portion is moving up and down；Driving mechanism is arranged on first bottom of the frame, driving mechanism is equipped with ejection structure, ejection structure is connected with connecting portion, driving mechanism drives carrying platform to move up and down by ejection structure, it drives ejection structure to realize moving up and down for carrying platform using driving mechanism, carrying platform is reached the required position exchanged, which is pushed carrying platform by the way of push-and-pull upwards, power concentration is exchanged, effectively prevents the stuck imagination；Switch provided by the invention includes upper and lower workbench, exchange mechanism and above-mentioned elevating mechanism, and switch can quickly and accurately realize the exchange of workbench, improve the efficiency of production.
Description
Technical field
The present invention relates to technical field of automation equipment, relates generally to a kind of saw working bench elevating mechanism and exchanges dress
Put.
Background technology
Cutting machine be it is a kind of be used to be processed the materials such as plate the automation equipment of cutting, with science and technology development and
The demand of user, cutting machine are employed more and more extensive.
At present, the cutting machine of in the market generally using double-workbench run-in index exchange be processed, i.e. a workbench into
Enter cutting area cutting, another workbench is waited in exchange area or loading and unloading；In order to save space and improve production efficiency, one
As using lower work platform carry out lifting exchange by the way of swap, at present, this kind of board elevating mechanism has run-in index, liquid
Pressure type exchanges, deflection wheel exchanges, and wherein run-in index exchanges the use for being not suitable for high-power equipment, and fluid pressure type exchanges and deflection wheel exchanges
It is more dispersed Deng power, easily there is the stuck imagination, cause workbench swap fault, and then reduce production efficiency.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide one kind exchange power concentration, prevent it is stuck
The saw working bench elevating mechanism of the imagination.
In order to solve the above-mentioned technical problem, the present invention uses following technical scheme：
A kind of saw working bench elevating mechanism, it includes the first rack, lifting unit and driving mechanism, on the lifting unit
Portion is equipped with carrying platform, and lower part is equipped with connecting portion, and the lifting unit is arranged on described first by the way that connecting portion is moving up and down
In rack；The driving mechanism is arranged on first bottom of the frame, and the driving mechanism is equipped with ejection structure, the ejection knot
Structure is connected with the connecting portion, and the driving mechanism drives the carrying platform to move up and down by the ejection structure.
Compared with prior art, elevating mechanism provided by the invention, it drives ejection structure to realize using driving mechanism
Carrying platform moves up and down, and carrying platform is reached the required position exchanged, which will be held by the way of push-and-pull
Carrying platform pushes upwards, exchanges power concentration, effectively prevents the stuck imagination, ensure that production efficiency.
Specifically, the connecting portion includes support pulley and the first support plate, the upper end of first support plate with it is described
Connection on the downside of carrying platform, the support pulley are spindle rotationally arranged in the first support plate lower end, the driving mechanism bag
Driving device and lifting bracket are included, the driving device is arranged on first bottom of the frame, and the lifting bracket is slidable
First bottom of the frame is arranged on, the output shaft of the driving device is connected with the lifting bracket, makes the lifting bracket
It can be slided along the length direction of first rack；The ejection structure is the position limiting structure arranged on lifting bracket sidepiece, described
Position limiting structure includes rake, first level supporting part and the second horizontal supporting portion, the first, second horizontal supporting portion difference
Be connected with the both ends of the rake, first level supporting part is higher than second horizontal supporting portion, the rake with it is described
Two horizontal supporting portions connect to form lifting track, are slidably reciprocated by supporting pulley on lifting track, realize that carrying platform exists
Moving up and down in the first rack.
Further, the position limiting structure further includes vertical stop part, the vertical stop part and the described second horizontal branch
Support part connects to form limit installation seat so that support pulley can be consolidated on the second horizontal supporting portion.
Specifically, the carrying platform includes the second support plate, upper rail and lower railway, the upside of second support plate
Stretch out to form the upper rail and lower railway respectively with downside, the upper and lower track is used for the movement of workbench.
Specifically, the driving device includes the first motor, screw and drive block, first motor is set by fixed link
In the bottom of the first rack, the output shaft of first motor and one end of screw connect, and the drive block is fixed on lifting support
One end of frame, the drive block middle part are equipped with screw hole, and the other end of screw realizes that driving mechanism is held in the palm with lifting through the screw hole
The connection of frame, the rotating forward or reversion of the first motor driving screw are so that drive block moves back and forth on screw, and drives lifting
Bracket moves back and forth in the bottom of the first rack, and then ensures to support movement of the pulley on lifting track, to realize that carrying is flat
Platform moves up and down.
Specifically, the lifting bracket includes chassis and the side plate arranged on chassis both sides, the position limiting structure is arranged on side plate
On, the chassis is netted chassis, it is made of some cross bars and montant, and the both ends of the cross bar are fixed on the side plate
Inner side, the junction of the cross bar and montant are equipped with triangle fixed plate, and the drive block is arranged on the cross bar near driving device
Middle part；Designed using reticular pattern, can effectively mitigate the weight of lifting bracket, facilitate driving device to promote lifting bracket, at the same time
Triangle fixed plate is set to strengthen the stability of push bracket.
Specifically, the lifting unit further includes rail structure, it includes sliding block and upright guide rail, and the sliding block is flat with carrying
Platform is fixedly connected, and the upright guide rail is fixed at the inner side of the first rack, and the sliding block coordinates with upright guide rail realizes carrying
Platform is only moved in vertical direction, is played a fixation to carrying platform, is prevented it from shifting.
The present invention also provides a kind of saw working bench switch, it includes upper table, lower table, exchange mechanism
With the elevating mechanism described in claim 5, the upper table and lower table are correspondingly arranged at the upper rail and institute respectively
State on lower railway, and can be moved along the upper rail and the lower railway；The exchange mechanism includes the second rack, the second electricity
Machine, drive mechanism and hitch structure, first rack are connected with the second rack, and second rack, which is equipped with, exchanges track,
Twilight orbit is equipped between first rack and the second rack, the twilight orbit is with exchanging orbit connection, the transmission knot
Structure is fixed in the first rack and the second rack, and second motor is fixed in the first rack and connects with the drive mechanism
Connect, the hitch structure is fixed on drive mechanism, and the hitch structure can be connected with upper table or lower table.
Specifically, when the support pulley is located at the bottom of rake, the upper rail is with twilight orbit in same straight line
On, the upper table can move back and forth between upper rail, twilight orbit and exchange track；The support pulley is positioned at inclination
During the top in portion, the lower railway and twilight orbit on the same line, the lower table can lower railway, twilight orbit and
Move back and forth between exchange track.
Compared with prior art, saw working bench switch provided by the invention utilizes and exchanges power concentration and can prevent
Stuck elevating mechanism, can quickly and accurately realize the exchange of workbench, improve the efficiency of production.
Brief description of the drawings
Fig. 1 is the schematic diagram of elevating mechanism of the present invention；
Fig. 2 is the schematic diagram of push bracket of the present invention and drive division；
Fig. 3 is the partial schematic diagram of switch of the present invention；
Fig. 4 is the schematic diagram of drive mechanism of the present invention；
Fig. 5 is the schematic diagram of hitch structure of the present invention.
Embodiment
Below in conjunction with a kind of preferred embodiment of the brief description of the drawings present invention.
Referring to Fig. 1 and Fig. 2, a kind of saw working bench elevating mechanism, it includes the first rack 1, lifting unit (is not marked in figure
Show) and driving mechanism (not indicated in figure), the lifting unit top be equipped with carrying platform 2, lower part (is not marked equipped with connecting portion in figure
Show), the lifting unit is arranged in first rack 1 by the way that connecting portion is moving up and down；The driving mechanism is arranged on
First rack, 1 bottom, the driving mechanism are equipped with ejection structure 3, and the ejection structure 3 is connected with the connecting portion, institute
State driving mechanism drives the carrying platform 2 to move up and down by the ejection structure 3.
Compared with prior art, elevating mechanism provided by the invention, it drives ejection structure to realize using driving mechanism
Carrying platform 2 moves up and down, and carrying platform 2 is reached the position of required exchange, which will by the way of push-and-pull
Carrying platform 2 pushes upwards, exchanges power concentration, effectively prevents the stuck imagination, ensure that production efficiency.
Preferably, the connecting portion includes support 31 and first support plate 32 of pulley, first support plate 32
Upper end be connected with the downside of the carrying platform 2, it is described to support pulley 31 to be spindle rotationally arranged under first support plate 32
End, the driving mechanism include driving device 4 and lifting bracket 5, and the driving device 4 is arranged on 1 bottom of the first rack,
The lifting bracket 5 is slidably disposed in 1 bottom of the first rack, and 1 bottom of the first rack corresponds to lifting bracket 5
Position is equipped with track bracket (not indicated in figure), and the output shaft of the driving device 4 is connected with the lifting bracket 5, makes described
Lifting bracket 5 can move back and forth in track bracket along the length direction of the first rack 1；The ejection structure 3 is to be held in the palm arranged on lifting
The position limiting structure (not indicated in figure) of 5 sidepiece of frame, the position limiting structure includes rake 33, first level supports 34 and second
Horizontal supporting portion 35, the first level supporting part 34, the second horizontal supporting portion 35 connect with the both ends of the rake 33 respectively
Connect, first level supporting part 34 is higher than second horizontal supporting portion 35, the rake 33 and two horizontal supporting portion 34
Lifting track 6 is formed with 35 connections, is slidably reciprocated by supporting pulley 31 on lifting track 6, realizes carrying platform 2 first
Moving up and down in rack.
Preferably, the position limiting structure further includes vertical stop part 36, the vertical stop part 36 and described the
The connection of two horizontal supporting portions 35, which is formed, is mounted seat (not indicated in figure) so that support pulley can be consolidated arranged on the second horizontal branch
On support part.
The width of second horizontal supporting portion 35 is the diameter length of support pulley 31；The inclined plane of the rake 33
Angle with horizontal plane is 13 ° -17 °, wherein preferably 15 °, by the grade reduction of inclined plane so that lifting bracket 5 is easier
Carrying platform 2 is promoted to rise
Preferably, the carrying platform 2 includes the second support plate 21, upper rail 22 and lower railway 23, and described the
The upper side and lower side of two support plates 21 stretches out to form the upper rail 22 and lower railway 23 respectively, the upper rail 22, under
Track 23 is used for the movement of workbench.
Preferably, the driving device 4 includes the first motor 41, screw 42 and drive block 43, first electricity
Machine 41 is arranged on the bottom of the first rack 1 by fixed link 102, and the output shaft of first motor 41 connects with one end of screw 42
Connect, the drive block 43 is fixed on one end of lifting bracket 5, and the middle part of drive block 43 is equipped with screw hole (not indicated in figure), silk
The other end of bar 42 realizes driving mechanism with lifting the connection of bracket 5 through the screw hole, the first motor 41 driving screw 42
Rotate forward or reversion is so that drive block 43 moves back and forth on screw 42, and drives lifting bracket 5 to come in the bottom of the first rack 1
Return is dynamic, and then ensures to support pulley 31 to move on lifting track 6, to realize moving up and down for carrying platform 2.
Preferably, the lifting bracket 5 includes chassis 51 and the side plate 52 arranged on 51 both sides of chassis, described spacing
Structure is arranged on side plate 52, and the chassis 51 is netted chassis, it is made of some cross bars 511 and montant 512, the cross bar
511 both ends are fixed on the inner side of the side plate 52, and the junction of the cross bar 511 and montant 512 is equipped with triangle fixed plate
513, the drive block 43 is arranged on the middle part of the cross bar 511 near driving device 4；Designed, can effectively mitigated using reticular pattern
The weight of bracket 5 is lifted, facilitates driving device 4 to promote lifting bracket 5, while set triangle fixed plate 513 to strengthen push bracket
Stability.
Preferably, the lifting unit further includes rail structure (not indicated in figure), it includes sliding block and (is not marked in figure
Show) and upright guide rail 7, the sliding block be fixedly connected with carrying platform 2, the upright guide rail 7 is fixed at the interior of the first rack 1
Side, the sliding block coordinates with upright guide rail 7 realizes that carrying platform 2 is only moved in vertical direction, i.e., carrying platform 2 is risen
One fixation, prevents it from shifting.
Preferably, the lifting unit is equipped with several, and the length of its number and workbench is set in proportion, i.e. work
Make that the length of platform is longer, the number of lifting unit is more, sets the number of lifting unit in proportion, may be such that lifting bracket 5 uniformly by
Power, facilitates lifting carrying platform 2.
Preferably, the maximum movable length of the drive block 43 is 231 corresponding horizontal length of rake and branch
The sum of diameter length of pulley 41 is supportted, limiting the displacement distance of drive block 43 can prevent that lifting 5 displacement distance of bracket is excessive and de-
From track bracket, while the energy that can avoid waste.
Referring to Fig. 2 to Fig. 5, the present invention also provides a kind of saw working bench switch, it include upper table 11, under
Workbench 12, exchange mechanism 13 and above-mentioned elevating mechanism 14, the upper table 11 and lower table 12 are correspondingly arranged respectively
On the upper rail 22 and the lower railway 23, and it can be moved along the upper rail 22 and the lower railway 23；The friendship
Converting mechanism 13 includes the second rack 131, the second motor (not indicated in figure), drive mechanism 132 and hitch structure 133, and described
One rack 1 is connected with the second rack 131, and second rack 131, which is equipped with, exchanges track 134, first rack 1 and second
Twilight orbit 135 is equipped between rack 131, the twilight orbit 135 is connected with exchanging track 134, and the drive mechanism 132 is solid
Be scheduled in the first rack 1 and the second rack 131, second motor be fixed in the first rack 1 and with the drive mechanism 132
Connection, the hitch structure 133 are fixed on drive mechanism 132, and the hitch structure 133 can be with upper table 11 or lower work
Make platform 12 to connect.
Preferably, when the support pulley 31 is located at the bottom of rake 33, the upper rail 22 and transition rail
On the same line, the upper table 11 can be between upper rail 22, twilight orbit 135 and exchange track 134 back and forth in road 135
It is mobile；When the support pulley 31 is located at the top of rake 33, the lower railway 23 is with twilight orbit 135 in same straight line
On, the lower table 12 can move back and forth between lower railway 23, twilight orbit 135 and exchange track 134.
Referring to Fig. 4, preferably, the drive mechanism 132 includes connecting shaft 1321, driving gear 1322, driven
Gear 1323 and driving chain 1324, the connecting shaft set 1321 and put in second rack 131, the driven gear 1323
It is arranged on by rolling bearing 1325 in the connecting shaft 1321, the driving gear 1321 is arranged on the motor, actively
Gear 1321 is arranged on the driving gear 1321 and driven gear 1323 with driving chain 1324 described in motor key connection, described
Hitch structure 133 is arranged on the driving chain 1324, motor control 1321 rotating of driving wheel.
Referring to Fig. 5, preferably, the hitch structure 133 includes guiding piece 1331 and traction seat 1332, described to lead
Draw 1331 side of block and be equipped with connector 1311, the guiding piece 1331 by connector 1311 and the driving chain 1324 with being consolidated
Fixed connection, the traction seat 1332 are equipped with two, it is respectively with the upper table 11 and the lower table 12 by being spirally connected
Mode be fixedly connected, the traction seat 1332 be equipped with dragging chamber 1333, dragging chamber 1333 close to the one of driving chain 1324
Side is opening with upside, and driving chain 1324 drives guiding piece 1331 to move, and guiding piece 1331 is counterclockwise in driving chain 1324
Entered during rotation in dragging chamber 1333, and drag traction seat 1332 and continue to move along and take workbench to workspace, conversely,
Guiding piece 1331 can drag traction seat 132 when driving chain 1324 rotates clockwise and move backward brings back to exchange by workbench
Area, and continue to rotate clockwise lower disengaging dragging chamber 1333 in driving chain 434.
According to the disclosure and teachings of the above specification, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula make a change and modification.Therefore, the invention is not limited in embodiment disclosed and described above, to the present invention's
Some modifications and changes should also be as falling into the scope of the claims of the present invention.In addition, although used in this specification
Some specific terms, but these terms are merely for convenience of description, do not limit the present invention in any way.
Claims (10)
- A kind of 1. saw working bench elevating mechanism, it is characterised in that：It includes the first rack, lifting unit and driving mechanism, institute State lifting unit top and be equipped with carrying platform, lower part is equipped with connecting portion, and the lifting unit passes through connecting portion setting moving up and down In first rack；The driving mechanism is arranged on first bottom of the frame, and the driving mechanism is equipped with ejection structure, The ejection structure is connected with the connecting portion, the driving mechanism driven on the carrying platform by the ejection structure, Lower movement.
- 2. saw working bench elevating mechanism according to claim 1, it is characterised in that：The connecting portion includes support and slides Wheel and the first support plate, with being connected on the downside of the carrying platform, the support pulley is rotatable for the upper end of first support plate Be arranged on the first support plate lower end.
- 3. saw working bench elevating mechanism according to claim 1, it is characterised in that：The driving mechanism includes driving Device and lifting bracket, the driving device are arranged on first bottom of the frame, and the lifting bracket is slidably disposed in First bottom of the frame, the output shaft of the driving device are connected with the lifting bracket, make the lifting bracket can be along institute The length direction for stating the first rack slides.
- 4. saw working bench elevating mechanism according to claim 2, it is characterised in that：The driving mechanism includes driving Device and lifting bracket, the driving device are arranged on first bottom of the frame, and the lifting bracket is slidably disposed in First bottom of the frame, the output shaft of the driving device are connected with the lifting bracket, make the lifting bracket can be along institute The length direction for stating the first rack slides；The ejection structure is the position limiting structure arranged on lifting bracket sidepiece, and the position limiting structure includes rake, first level Supporting part and the second horizontal supporting portion, the first level supporting part, the second horizontal supporting portion respectively with the rake two End connection, first level supporting part are higher than second horizontal supporting portion, and the rake connects with described two horizontal supporting portions Connect to form lifting track.
- 5. saw working bench elevating mechanism according to claim 4, it is characterised in that：The position limiting structure further includes perpendicular Straight stop part, the vertical stop part are connected to form limit installation seat with second horizontal supporting portion.
- 6. saw working bench elevating mechanism according to claim 4, it is characterised in that：The carrying platform includes second Support plate, upper rail and lower railway, the upper side and lower side of second support plate stretch out respectively to be formed it is described upper rail and Lower railway, the upper and lower track are used for the movement of workbench.
- 7. saw working bench elevating mechanism according to claim 4, it is characterised in that：The driving device includes first Motor, screw and drive block, first motor are arranged on the bottom of the first rack, the output of first motor by fixed link One end of axis and screw connects, and the drive block is fixed on one end of lifting bracket, and screw hole, screw are equipped with the middle part of the drive block The other end through the screw hole realize driving mechanism with lift bracket connection.
- 8. saw working bench elevating mechanism according to claim 7, it is characterised in that：The lifting bracket includes chassis With the side plate arranged on chassis both sides, the position limiting structure is arranged on side plate, and the chassis is netted chassis, it is by some cross bars Formed with montant, the both ends of the cross bar are fixed on the inner side of the side plate, and the junction of the cross bar and montant is equipped with triangle Fixed plate, the drive block are arranged on the middle part of the cross bar near driving device.
- 9. saw working bench elevating mechanism according to claim 1, it is characterised in that：The lifting unit further includes slide Structure, it includes sliding block and upright guide rail, and the sliding block is fixedly connected with carrying platform, and the upright guide rail is fixed at first The inner side of rack, the sliding block coordinates with upright guide rail realizes that carrying platform is only moved in vertical direction.
- A kind of 10. saw working bench switch, it is characterised in that：Including upper table, lower table, exchange mechanism and power Profit requires 1 to 9 any one of them elevating mechanism, and the upper table and lower table are correspondingly arranged at the upper rail respectively On the lower railway, and it can be moved along the upper rail and the lower railway；The exchange mechanism includes the second rack, the Two motors, drive mechanism and hitch structure, first rack are connected with the second rack, and second rack, which is equipped with, exchanges rail Road, is equipped with twilight orbit, the twilight orbit is with exchanging orbit connection, the transmission between first rack and the second rack Structure is fixed in the first rack and the second rack, and second motor is fixed in the first rack and connects with the drive mechanism Connect, the hitch structure is fixed on drive mechanism, and the hitch structure can be connected with upper table or lower table, described Support pulley is when be located at the bottom of rake, and on the same line, the upper table can be for the upper rail and twilight orbit Move back and forth between upper rail, twilight orbit and exchange track；When the support pulley is located at the top of rake, the lower rail With twilight orbit on the same line, the lower table can move back between lower railway, twilight orbit and exchange track in road It is dynamic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711135959.6A CN107932102A (en) | 2017-11-16 | 2017-11-16 | A kind of saw working bench elevating mechanism and switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711135959.6A CN107932102A (en) | 2017-11-16 | 2017-11-16 | A kind of saw working bench elevating mechanism and switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107932102A true CN107932102A (en) | 2018-04-20 |
Family
ID=61931381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711135959.6A Pending CN107932102A (en) | 2017-11-16 | 2017-11-16 | A kind of saw working bench elevating mechanism and switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107932102A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465954A (en) * | 2018-07-03 | 2018-08-31 | 中机数控科技（福建）有限公司 | A kind of double-workbench laser cutting machine |
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| CN207522086U (en) * | 2017-11-16 | 2018-06-22 | 佛山市宏石激光技术有限公司 | A kind of saw working bench elevating mechanism and switch |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101176948A (en) * | 2006-11-09 | 2008-05-14 | 深圳市大族激光科技股份有限公司 | Worktable exchange device for laser cutting machine tool |
| CN201760758U (en) * | 2010-09-19 | 2011-03-16 | 上海三一精机有限公司 | Double exchange work station |
| EP2471625A2 (en) * | 2010-12-13 | 2012-07-04 | Tadeusz Eckert | Machine for laser cutting with a gantry |
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| CN207522086U (en) * | 2017-11-16 | 2018-06-22 | 佛山市宏石激光技术有限公司 | A kind of saw working bench elevating mechanism and switch |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465954A (en) * | 2018-07-03 | 2018-08-31 | 中机数控科技（福建）有限公司 | A kind of double-workbench laser cutting machine |
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Inventor after: Chang Yong Inventor before: Cheng Jun Inventor before: Chang Yong |