CN106964808A - Bent axle puncher - Google Patents
Bent axle puncher Download PDFInfo
- Publication number
- CN106964808A CN106964808A CN201710314329.9A CN201710314329A CN106964808A CN 106964808 A CN106964808 A CN 106964808A CN 201710314329 A CN201710314329 A CN 201710314329A CN 106964808 A CN106964808 A CN 106964808A
- Authority
- CN
- China
- Prior art keywords
- borehole drill
- drill construction
- bent axle
- frame
- puncher according
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2215/00—Details of workpieces
- B23B2215/20—Crankshafts
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of bent axle puncher, including frame, the first borehole drill construction and be fixed in frame be used for drive the first borehole drill construction move up and down drive mechanism, the frame is provided with frame the second borehole drill construction of sliding up and down back to the side of the first borehole drill construction, the frame, which is located to be provided with guiding mechanism, the guiding mechanism at the first borehole drill construction and the second borehole drill construction top, is equipped with the chain that two ends connect the first borehole drill construction and the second borehole drill construction respectively.Alternately two crankshaft drillings are processed by the first borehole drill construction and the second borehole drill construction, the operating efficiency of puncher is effectively improved.
Description
Technical field
The present invention relates to a kind of Crankshaft Machining equipment, more specifically, it relates to a kind of bent axle puncher.
Background technology
Bent axle is most important part in engine.It bears the power that connecting rod is transmitted, and is transformed into torque and passes through song
Axle exports and drives other annexes on engine to work.Bent axle is by the centrifugal force of gyrating mass, the gas inertia of mechanical periodicity
The collective effect of power and reciprocal inertia force, makes bent axle bear the effect of flexion torsion load.Therefore it is required that bent axle has enough strong
Degree and rigidity, journal surface need wear-resisting, the uniform, balance that works good.
And bent axle during processing, it is necessary to crankshaft surface carry out Drilling operation, current bent axle is all by bent axle
Puncher is drilled, and the structure of bent axle puncher is as shown in the Chinese patent of Application No. 201521033948.3, its work
It is that the first drive mechanism drives borehole drill construction towards Crankshaft motion as process, so that Drilling operation is carried out to bent axle, and in order that
Drive mechanism can the motion of fast driving borehole drill construction, balance drawstring and balance weight is connected with borehole drill construction, passes through balance
The weight of block offsets a part of weight of borehole drill construction, so that the first drive mechanism realizes the fast driving to borehole drill construction.
But, it in the equipment, can only process after a bent axle, the bent axle is disassembled into the next bent axle of reprocessing,
Cause the reduction in machine work efficiency.
The content of the invention
It is an object of the invention to provide a kind of bent axle puncher, it can be processed to two rotating shafts simultaneously, work effect
Rate is high.
The present invention above-mentioned technical purpose technical scheme is that：A kind of bent axle puncher, including
Frame, the first borehole drill construction and be fixed in frame be used for drive the first borehole drill construction move up and down drive mechanism, the machine
The side of frame back to the first borehole drill construction is provided with frame the second borehole drill construction of sliding up and down, and the frame is located at first
It is provided with above borehole drill construction and the second borehole drill construction on guiding mechanism, the guiding mechanism and is equipped with two ends and connects the respectively
The chain of one borehole drill construction and the second borehole drill construction.
By above-mentioned setting, before puncher work, first in the lower section of the first borehole drill construction and the second borehole drill construction
Bent axle to be processed is placed at place, and then drive mechanism works, and the first borehole drill construction of driving is moved downward to one of bent axle
It is processed, at the same time, the second borehole drill construction can be moved upwards；And in the first borehole drill construction to Crankshaft Machining a period of time
Afterwards, drive mechanism can drive the first borehole drill construction to move upwards, and because the first borehole drill construction by chain is connected with second
Borehole drill construction, therefore the second borehole drill construction can balance the weight of a part of first borehole drill construction, so that driving
Mechanism can the borehole drill construction of fast driving first move upwards；And when the first borehole drill construction is moved upwards, the second drilling
Mechanism can be moved downward, so as to be processed to bent axle below, and so on be carried out, and two bent axles can be carried out simultaneously
Processing, effectively improves the operating efficiency of equipment to a certain extent.
It is preferred that, the guiding mechanism includes and chain meshed gears.
By above-mentioned setting, during the first borehole drill construction moves up and down, corresponding motion occurs in chain, passes through
The cooperation of chain and gear, can make the frictional force suffered by the process of chain movement smaller, effectively improve the use longevity of chain
Life.
It is preferred that, the dovetail chute of vertical direction extension is provided with the frame, second borehole drill construction is provided with
The dovetail slide block coordinated is slid with dovetail chute.
By above-mentioned setting, the cooperation of dovetail slide block and dovetail chute so that the second borehole drill construction can only be along vertical side
To motion, whole motion process is reliable and stable, so that the second borehole drill construction also can be more steady to the process of bent axle
It is fixed reliable.
It is preferred that, it is provided with the stopper slot parallel with dovetail chute, second borehole drill construction and sets in the frame
Have and slide the limited block coordinated with stopper slot, the length of the stopper slot is less than the length of dovetail chute.
By above-mentioned setting, the cooperation of limited block and stopper slot, so that the second borehole drill construction has a up stroke
Extreme position and down stroke extreme position, and then the high-low limit position of the first borehole drill construction and the second borehole drill construction is limited
Position, prevents the first borehole drill construction and the second borehole drill construction hyperkinesia and gets into frame, has reached the first borehole drill construction of protection
With the purpose of the second borehole drill construction.
It is preferred that, the two ends of the limited block are provided with and can offseted with spacing groove sidewall with buffer limit block and spacing groove sidewall
Between impulsive force arc buffering portion.
By above-mentioned setting, when limited block moves to extreme position, limited block can be produced with the side wall of stopper slot
Hit, and this impact can make frame or the second borehole drill construction produce it is certain rock, this, which is rocked, to add to bent axle
Work precision affects.
It is preferred that, the arc buffering portion includes multiple arc sheet rubbers being arranged successively.
By above-mentioned setting, when limited block will knock stopper slot, outmost arc sheet rubber can first with it is spacing
The side wall of groove offsets, so that the phenomenon of deformation occurs in outmost arc sheet rubber, other subsequent sheet rubbers also can gradually go out
Existing deformation phenomenon, the effect of a buffering can be produced to limited block, limited block and stopper slot are reduced to a certain extent successively
The impulsive force produced during side wall impact, it is ensured that the stability of equipment Drilling operation.
It is preferred that, piston rod is provided with the frame and the second borehole drill construction offsets to push down on the second borehole drill construction
Pusher cylinder.
Pass through above-mentioned setting, during the second borehole drill construction is moved downward and is processed to bent axle, pusher cylinder work
Make, its piston rod is moved downward to offset with the second borehole drill construction, so that the power pushed down on is produced to the second borehole drill construction,
Ensure Drilling operation of second borehole drill construction to bent axle；And after the second borehole drill construction processes a period of time, it needs first to exit
Its hole processed, now pusher cylinder piston rod retraction, then drive mechanism drive the first borehole drill construction move downward, this
When the second borehole drill construction can move upwards.
It is preferred that, second borehole drill construction is provided with the rubber ring with pusher cylinder piston rod interference fits.
Pass through above-mentioned setting, when the piston rod and the second borehole drill construction of pusher cylinder offset, the piston rod of pusher cylinder
It can snap onto in rubber ring and complete interference fits with rubber ring；And when the second borehole drill construction needs upward motion, by
In the cooperation of rubber ring and piston rod, when it can produce a pull-up to the second borehole drill construction, this when drive mechanism
Mechanism works, and it can promote the first drive mechanism to move downward faster, and because the movement velocity of cylinder piston rod compares
It hurry up, therefore during piston rod movement, piston rod can be separated with rubber ring, cylinder will not downwards be transported in the second drive mechanism
Impacted when dynamic.
It is preferred that, it is provided with the first magnetic portion, second borehole drill construction and sets on the piston rod of the pusher cylinder
There is the second magnetic portion repelled each other with the first magnetic portion.
By above-mentioned setting, during the second borehole drill construction is moved downward, pusher cylinder work, its piston rod is downward
Motion；And mutually exclusive power can be produced in this process, between the first magnetic portion and the second magnetic portion, so that second bores
Holes mechanism can produce the bigger power pullled upwards to the first borehole drill construction, enable the first borehole drill construction faster upward
Motion, reduces load suffered during drive mechanism the first borehole drill construction of driving.
It is preferred that, the sliding groove of horizontal direction extension is provided with second borehole drill construction, second magnetic portion is slided
Shifting is arranged in sliding groove, and the elastic component for making the second magnetic areas immediately below the first magnetic portion is provided with the sliding groove.
By above-mentioned setting, during the second borehole drill construction is moved downward, pusher cylinder work, its piston rod can be to
Lower motion；And during this motion, due to the distance between pusher cylinder piston rod and the second borehole drill construction constantly
It is close, therefore repulsive force between the first magnetic portion and the second magnetic portion can be increasing, can increase to a certain extent
Two borehole drill constructions pull power to the first borehole drill construction, the first borehole drill construction is faster resetted；With row
Sliding phenomenon can occur in chute in the gradually increase of repulsion, the second magnetic portion, so that the first magnetic portion is no longer just to second
Magnetic portion, now repulsive force become very little, the piston rod of pusher cylinder can gradually be pressed on the second borehole drill construction surface, it is ensured that
The stability that two borehole drill constructions are processed to crankshaft drilling.And after the second borehole drill construction processes one end time, the second borehole drill construction
Need to move one end distance upwards, the piston rod of pusher cylinder can be separated first with the second borehole drill construction, drive mechanism driving first
Borehole drill construction is moved downward, and the first borehole drill construction is moved upwards by the borehole drill construction of chain-driving second again, and in this process
In, the distance between the first magnetic portion and second magnetic portion can constantly increase, the row between the first magnetic portion and the second magnetic portion
Repulsion can be less and less, and now the second magnetic portion under the action of the spring, can be pushed to the underface of the first magnetic portion again,
Ensure the stable progress of lower task.
In summary, the invention has the advantages that：
1. alternately carrying out Drilling operation to two bent axles by the first borehole drill construction and the second borehole drill construction, drilling machine is effectively improved
Operating efficiency, and two borehole drill constructions mutually pull, therefore, it is possible to bore the drive first of drive mechanism more convenient and quicker
Holes mechanism is moved；
2. by setting pusher cylinder, it ensure that the second borehole drill construction is processed to the stable of bent axle；
3. the presence of stopper slot, the high-low limit travel position formation of the second borehole drill construction can be limited, so as to reach to the
The restriction of one borehole drill construction and the second borehole drill construction range of movement.
Brief description of the drawings
Fig. 1 is the structure chart of embodiment one；
Fig. 2 is the structure chart of the first borehole drill construction in embodiment one；
Fig. 3 is the structure chart of the second borehole drill construction in embodiment one；
Fig. 4 is the explosive view of embodiment one, for embodying dovetail chute and stopper slot；
Fig. 5 is the backside structure figure of the second sliding seat, for embodying dovetail slide block and limited block；
Fig. 6 is the structure chart of embodiment two.
In figure：1st, chain；2nd, the first borehole drill construction；21st, the first sliding seat；22nd, the first bore motor；23rd, the first drill bit；
3rd, the second borehole drill construction；31st, the second sliding seat；311st, sliding groove；32nd, the second bore motor；33rd, the second drill bit；4th, Guiding machine
Structure；41st, first gear；42nd, second gear；5th, frame；51st, dovetail chute；52nd, stopper slot；6th, drive mechanism；61st, electricity is driven
Machine；62nd, screw mandrel；7th, pusher cylinder；8th, rubber ring；9th, dovetail slide block；10th, limited block；11st, arc buffering portion；12nd, the first magnetic
Iron；13rd, the second magnet；14th, spring.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
Embodiment one：
A kind of bent axle puncher, reference picture 1, including frame 5, the first borehole drill construction 2, be fixed in frame 5 be used for drive first
The borehole drill construction 3 of drive mechanism 6 and second that borehole drill construction 2 moves up and down.Wherein, reference picture 2, drive mechanism 6 includes being fixed on
Motor 61 in frame 5, is fixed on the screw mandrel 62 on the output shaft of motor 61；First borehole drill construction 2 includes and frame 5
Slide the first sliding seat 21 set, the first bore motor 22 being fixedly installed on the first sliding seat 21 and be fixed on the first brill
The first drill bit 23 on the output shaft of hole motor 22, the first sliding seat 21 is threadedly coupled with screw mandrel 62；Reference picture 3, the second drilling machine
Structure 3 includes the second sliding seat 31 that sliding is arranged in frame 5, the second bore motor being fixedly installed on the second sliding seat 31
32 and the second drill bit 33 for being fixed on the output shaft of the second bore motor 32.
The dovetail chute 51 and parallel with dovetail chute 51 of vertical direction extension is provided with reference picture 4 and Fig. 5, frame 5
Stopper slot 52, the length of stopper slot 52, which is less than on the length of dovetail chute 51, the second sliding seat 31, to be provided with and dovetail chute
The dovetail slide block 9 and stopper slot 52 that 51 slidings coordinate slide the limited block 10 coordinated.Arc is provided with the two ends of limited block 10
Shape buffer part 11, the arc buffering portion 11 includes the sheet rubber that several are arranged and are each attached on limited block 10 successively.
Guiding mechanism 4 is additionally provided with reference picture 1, Fig. 2 and Fig. 3, frame 5, guiding mechanism 4 includes gear, and gear includes
First gear 41 and second gear 42, wherein, first gear 41 is rotatably arranged on the surface of the first sliding seat 21, second gear
42 are rotatably arranged on the surface of the second sliding seat 31.It is arranged with what is engaged with both in first gear 41 and second gear 42
Chain 1, the two ends of chain 1 are fixedly connected with the first sliding seat 21 and the second sliding seat 31 respectively.
Reference picture 3, is further fixedly arranged on pusher cylinder 7 in frame 5, and pusher cylinder 7 is located at the upper of the second sliding seat 31
The piston rod of side and pusher cylinder 7 is just set to the second sliding seat 31, is located at pusher cylinder 7 in the upper surface of the second sliding seat 31
The rubber ring 8 with the piston rod interference fits of pusher cylinder 7 is provided with immediately below piston rod.
The course of work：First placed respectively at the underface of the first borehole drill construction 2 and the second borehole drill construction 3 one it is to be processed
Bent axle, the first drill bit 23 and the second drill bit 33 is respectively aligned to need the position of drilling on bent axle, then motor 61 drives
Dynamic screw mandrel 62 is rotated, and the first sliding seat 21 is moved downward in the presence of screw mandrel 62；At the same time, the first bore motor 22 drives
First drill bit 23 is rotated, and the first sliding seat 21 drives the second motion upwards of sliding seat 31 by chain 1.And with the first sliding seat
21 continuous decrease, the first drill bit 23 can be contacted with bent axle, so as to carry out Drilling operation to bent axle.
And, it is necessary to the first drill bit 23 is pulled up into one end distance after processing a period of time, therefore motor 61 is inverted,
It can drive the motion upwards of the first sliding seat 21, because now the second borehole drill construction 3 makes hanging, therefore the second borehole drill construction 3
A pull-up can be played a part of to the first borehole drill construction 2, enable motor 61 drive the first borehole drill construction 2 quick to
Upper motion.
And while the second sliding seat 31 is moved downward, pusher cylinder 7 works, its piston rod the second sliding seat 31 of direction
Move and offseted with the second sliding seat 31, so as to reach the purpose for promoting the second sliding seat 31 to move downward；At the same time, second
Bore motor 32 works, and drives the second drill bit 33 to rotate, after the second sliding seat 31 has moved a segment distance, the second drill bit 33
Contacted with bent axle, so as to carry out Drilling operation to bent axle, and the presence of pusher cylinder 7, its piston rod moment pushes down on slip
Seat, so as to ensure the stability that the second drill bit 33 is processed to crankshaft drilling to a certain extent.And due to the effect of piston rod moment
One power gives the second sliding seat 31, therefore now piston rod can be with the interference fits of rubber ring 8.
After the second drill bit 33 machined one end time, the piston rod of pusher cylinder 7 is withdrawn, due to piston rod and rubber
Enclose 8 interference fits, therefore it can produce the power of a pull-up to the second sliding seat 31, at the same time, the driving of motor 61 the
One motion upwards of sliding seat 21, due to the effect of pusher cylinder 7, the pulling force of second 3 pair of first borehole drill construction 2 of borehole drill construction can become
It is small, therefore, it is possible to the load born when effectively reduction motor 61 just starts, improve the service life of motor 61；
And because the speed of the piston rod of pusher cylinder 7 withdrawal is greater than the movement velocity of the second sliding seat 31, therefore the work of pusher cylinder 7
Stopper rod can be separated with rubber ring 8, so as to ensure that pusher cylinder 7 will not be impacted to the subsequent motion of the second sliding seat 31.
And so on move, realize the Drilling operation to two bent axles, and bored by the first drill bit 23 and the second drill bit 33
After the time of hole one end, processed hole is exited, then proceeds into the hole of generation processing and continues to process, people's processing through hole is imitated
Process, improve the crudy of through hole, and intermittent processing can also effectively improve the first drill bit 23 and the second drill bit
33 service life.
Embodiment two：
A kind of bent axle puncher, reference picture 6, the present embodiment and the difference of embodiment one are that second in the present embodiment slides
Rubber ring 8 is not set on seat 31, the substitute is, the first magnetic is provided with the lower surface of the piston rod of pusher cylinder 7
Property portion, first magnetic portion be the first magnet 12, be provided with the second sliding seat 31 horizontal direction extension sliding groove 311,
Slided in sliding groove 311 and be provided with second magnetic portion mutually exclusive with the first magnet 12, the second magnetic portion is the second magnet 13,
Elastic component is additionally provided with sliding groove 311, the elastic component is spring 14, one end of spring 14 is fixed with the second magnetic portion to be connected
Connect, the other end is fixedly connected with the side wall of sliding groove 311.
It is mutual by the first magnet 12 and the second magnet 13 in driving 21 motion upwards of the first sliding seat of motor 61
The power of repulsion, make 3 pair of first borehole drill construction 2 of the second borehole drill construction produce it is bigger pull power so that drive mechanism 6 can be more
Quickly and easily drive the first motion upwards of sliding seat 21.And when the repulsive force between the first magnet 12 and the second magnet 13 reaches
When certain value, the second magnet 13 can be in the inner slide of sliding groove 311, so that between the first magnet 12 and the second magnet 13
Repulsive force reduces so that the piston rod of pusher cylinder 7 can offset with the second sliding seat 31, it is ensured that the second 3 pairs of borehole drill construction song
The stable Drilling operation of axle；And during the second sliding seat 31 upwards motion, the piston rod of pusher cylinder 7 and the second sliding block
Dynamic to be rapidly directed away from, now, the second magnet 13 is understood under the underface that motion under action from the spring 14 is back to the first magnet 12, convenience
Secondary processing.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
Member can make the modification without creative contribution to the present embodiment as needed after this specification is read, but as long as at this
All protected in the right of invention by Patent Law.
Claims (10)
1. a kind of bent axle puncher, including frame (5), the first borehole drill construction (2) and it is fixed in frame (5) and is used to drive first
The drive mechanism (6) that borehole drill construction (2) moves up and down, it is characterized in that：The frame (5) is back to the one of the first borehole drill construction (2)
Side is provided with frame (5) the second borehole drill construction (3) of sliding up and down, the frame (5) be located at the first borehole drill construction (2) and
It is provided with above second borehole drill construction (3) on guiding mechanism (4), the guiding mechanism (4) and is equipped with two ends and connects the respectively
The chain (1) of one borehole drill construction (2) and the second borehole drill construction (3).
2. bent axle puncher according to claim 1, it is characterized in that：The guiding mechanism (4) includes engaging with chain (1)
Gear.
3. bent axle puncher according to claim 1, it is characterized in that：Vertical direction extension is provided with the frame (5)
Dovetail chute (51), second borehole drill construction (3) be provided with dovetail chute (51) slide coordinate dovetail slide block (9).
4. bent axle puncher according to claim 3, it is characterized in that：It is provided with and dovetail chute on the frame (5)
(51) it is provided with parallel stopper slot (52), second borehole drill construction (3) and slides the limited block coordinated with stopper slot (52)
(10), the length of the stopper slot (52) is less than the length of dovetail chute (51).
5. bent axle puncher according to claim 4, it is characterized in that：The two ends of the limited block (10) provided with can with it is spacing
Groove (52) side wall offsets with the arc buffering portion (11) of impulsive force between buffer limit block (10) and stopper slot (52) side wall.
6. bent axle puncher according to claim 5, it is characterized in that：The arc buffering portion (11) covers successively including multiple
If arc sheet rubber.
7. bent axle puncher according to claim 1, it is characterized in that：Piston rod and second are provided with the frame (5)
Borehole drill construction (3) offsets to push down on the pusher cylinder (7) of the second borehole drill construction (3).
8. bent axle puncher according to claim 7, it is characterized in that：Second borehole drill construction (3) is provided with and promotion
The rubber ring (8) of cylinder (7) piston rod interference fits.
9. bent axle puncher according to claim 7, it is characterized in that：It is provided with the piston rod of the pusher cylinder (7)
The second magnetic portion repelled each other with the first magnetic portion is provided with first magnetic portion, second borehole drill construction (3).
10. bent axle puncher according to claim 9, it is characterized in that：Level is provided with second borehole drill construction (3)
The sliding groove (311) of direction extension, the second magnetic portion sliding is arranged in sliding groove (311), in the sliding groove (311)
It is provided with the elastic component for making the second magnetic areas immediately below the first magnetic portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710314329.9A CN106964808A (en) | 2017-05-06 | 2017-05-06 | Bent axle puncher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710314329.9A CN106964808A (en) | 2017-05-06 | 2017-05-06 | Bent axle puncher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106964808A true CN106964808A (en) | 2017-07-21 |
Family
ID=59331195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710314329.9A Pending CN106964808A (en) | 2017-05-06 | 2017-05-06 | Bent axle puncher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106964808A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116619580A (en) * | 2023-07-21 | 2023-08-22 | 四川玄科环保科技有限公司 | Basalt fiber box integrated punching tool and use method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1218012A (en) * | 1967-01-03 | 1971-01-06 | Boulton Aircraft Ltd | Drilling apparatus |
| CN201277019Y (en) * | 2008-09-19 | 2009-07-22 | 康雄雄 | Self-driving interactive energy-saving pumping unit |
| CN202591664U (en) * | 2012-06-03 | 2012-12-12 | 卞博钧 | Multiway independent drilling machine implemented through programmable logic controller |
| CN104020015A (en) * | 2014-06-17 | 2014-09-03 | 哈尔滨工业大学 | Ultrasonic drilling sampling testing experiment platform |
| CN205200600U (en) * | 2015-12-12 | 2016-05-04 | 浙江金兰汽车零部件有限公司 | Bent axle puncher |
-
2017
- 2017-05-06 CN CN201710314329.9A patent/CN106964808A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1218012A (en) * | 1967-01-03 | 1971-01-06 | Boulton Aircraft Ltd | Drilling apparatus |
| CN201277019Y (en) * | 2008-09-19 | 2009-07-22 | 康雄雄 | Self-driving interactive energy-saving pumping unit |
| CN202591664U (en) * | 2012-06-03 | 2012-12-12 | 卞博钧 | Multiway independent drilling machine implemented through programmable logic controller |
| CN104020015A (en) * | 2014-06-17 | 2014-09-03 | 哈尔滨工业大学 | Ultrasonic drilling sampling testing experiment platform |
| CN205200600U (en) * | 2015-12-12 | 2016-05-04 | 浙江金兰汽车零部件有限公司 | Bent axle puncher |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116619580A (en) * | 2023-07-21 | 2023-08-22 | 四川玄科环保科技有限公司 | Basalt fiber box integrated punching tool and use method |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| AD01 | Patent right deemed abandoned | ||
| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20190611 |