CN206839216U - Air compressor cylinder bidirectional processing machine bed - Google Patents
Air compressor cylinder bidirectional processing machine bed Download PDFInfo
- Publication number
- CN206839216U CN206839216U CN201720418199.9U CN201720418199U CN206839216U CN 206839216 U CN206839216 U CN 206839216U CN 201720418199 U CN201720418199 U CN 201720418199U CN 206839216 U CN206839216 U CN 206839216U
- Authority
- CN
- China
- Prior art keywords
- workbench
- clamping plate
- cutter head
- roughing
- frame
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of air compressor cylinder bidirectional processing machine bed,Including frame,The workbench for parts to be processed to be fixed is provided with the frame,It is provided with frame below the workbench for carrying out rough machined roughing component to part,The finishing component for being finished to part is provided with frame above the workbench,It is provided with the frame for driving workbench to drive part to roughing components side and the drive mechanism of finishing component lateral movement,The fixture for part to be positioned is provided with the workbench,The fixture includes the first clamping plate and second clamping plate for being arranged on workbench both sides,Operator end is provided with blend stop in second clamping plate,Its drip irrigation device is by setting fixture,Quickly part can be fixed,The position can that part need not be measured when fixing accurately is positioned to part,When fixed need to and precision few with the time it is high,Add production efficiency.
Description
Technical field
Lathe is the utility model is related to, more particularly to a kind of air compressor cylinder bidirectional processing machine bed.
Background technology
Air compressor is a kind of equipment to compressed gas, and air compressor is similar with water pump structure.Such as Fig. 1 institutes
Show there is a kind of air compressor cylinder, two through holes 21 are provided with the cylinder, it is necessary to, it is necessary to respectively to two through holes 21 when processing
Carry out roughing and finishing.
, it is necessary to which part is fixed on lathe during processing, then part is processed again, but fixed by part
When, it is necessary to measure the position of part, to ensure precision during part processing, thus it is fixed every time when when being intended to waste more
Between, processing efficiency is low.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of air compressor machine bidirectional processing machine
Bed, hardness ag(e)ing rate are high.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of air compressor cylinder is double
To machining tool, including frame, the workbench for parts to be processed to be fixed is provided with the frame, under the workbench
It is provided with the frame of side and is used to carry out part rough machined roughing component, is provided with the frame above the workbench
For the finishing component finished to part, it is provided with the frame for driving workbench to drive part to add to thick
Work components side and the drive mechanism of finishing component lateral movement, the fixture for part to be positioned is provided with the workbench,
The fixture includes the first clamping plate and second clamping plate for being arranged on workbench both sides, is set in second clamping plate away from operator end
There is blend stop.
Pass through above-mentioned technical proposal, during processing, it would be desirable to which the part of processing is fixed on the table, is driven by drive mechanism
Dynamic workbench, until part is processed completely by roughing component, drives further through drive mechanism afterwards to roughing component lateral movement
Dynamic workbench is to finishing component lateral movement, until part after the processing of roughing component is by finishing one time, rear-guard
Motivation structure drives working table movement between roughing component and finishing component, afterwards can by the part processed from work
Make to remove on platform, that is, complete processing, in processing, part only needs to fix once to can be carried out finishing and roughing, so
Precision during processing is high, without it is secondary fixed when error, while need not retighten, so high in machining efficiency during processing；
In retaining element, part is clamped between first clamping plate and second clamping plate, for the position of limit feature left and right directions, together
When further through blend stop limit feature fore-and-aft direction position, need not be measured when fixed, it is only necessary to so that part is respectively with first
Clamping plate, second clamping plate and blend stop contradict, quick and convenient when fixed, save the set time, add production efficiency.
Preferably, the first clamping plate, be provided with regulating bolt in second clamping plate and on blend stop, the part is located at
Contradicted between clamping plate and with regulating bolt.
Pass through above-mentioned technical proposal, due to part model can because client demand change, it is therefore desirable to change part with
Blend stop, first clamping plate, the position of second clamping plate, adjust for convenience, in first clamping plate with being set in second clamping plate and blend stop
Have regulating bolt, in use, so that part and regulating bolt contradict, by adjust regulating bolt length can blend stop,
First clamping plate, second clamping plate fix the part of different model, simple and convenient during regulation.
Preferably, the first clamping plate is be hinged on the table away from operator end, and the first clamping plate is close to workbench
Side be provided with for drive first clamping plate rotate the first cylinder.
Pass through above-mentioned technical proposal, part is put between first clamping plate and second clamping plate for convenience, by first clamping plate
It is hinged on the table, when part is put between first clamping plate and second clamping plate, passes through the first cylinder and drive first clamping plate to turn
It is dynamic so that the opening between first clamping plate, second clamping plate is larger, facilitates part to enter between first clamping plate and second clamping plate, simultaneously
When part enters between first clamping plate and second clamping plate, first clamping plate is driven to rotate by the first cylinder, and by part firmly
It is clamped between first clamping plate and second clamping plate.
Preferably, one end of the blend stop is hinged in second clamping plate.
Pass through above-mentioned technical proposal, due to the difference of part numbers, so the height of part will change, in order that
The regulating bolt obtained on blend stop can contradict with part all the time, blend stop is hinged on second baffle, so when part changes
During change, blend stop can be rotated so that at the regulating bolt on blend stop in place on.
Preferably, the roughing component includes roughing cutter head and the first electricity for driving roughing cutter head to work
Machine, the finishing component include finishing cutter head and the second motor for driving finishing cutter head work.
Pass through above-mentioned technical proposal, part is processed for convenience, roughing cutter head is driven by the first motor, passes through second
Motor driving finishing cutter head, the rotation of roughing cutter head so can be easily controlled in roughing and causes finishing cutter head
Stopping, while can easily control the roughing cutter head in finishing cutter head rotation childhood to stop, control is simple and convenient, adds simultaneously
Work efficiency high, save electric energy.
Preferably, be provided with the pressing plate for part being pressed between first clamping plate and second clamping plate on the workbench,
The second cylinder for driving pressing plate to compress part is provided between the pressing plate and workbench, confession is provided with the pressing plate
The hole that finishing cutter head passes through.
Pass through above-mentioned technical proposal, due to can be processed when part is processed again from part both ends to part, therefore zero
Part in the vertical direction easily moves, therefore is provided with the second cylinder on the table, in use, being driven by the second cylinder
Dynamic pressure plate firmly compresses part on the table, and part is not susceptible to rock in processing afterwards, and the machining accuracy of part is high.
Preferably, skin is passed through between first motor and roughing cutter head, between the second motor and finishing cutter head
V belt translation.
Pass through above-mentioned technical proposal, due to when finishing cutter head and roughing cutter head part be processed, essence
Processing cutter head or roughing cutter head will not be stuck unavoidably, in order to finish cutter head with roughing cutter head by card column when cause
Equipment is hardly damaged, and is provided with belt between the first motor and roughing cutter head, between the second motor and finishing cutter head, is made
Obtain the first motor, the second motor to rotate by belt drive roughing cutter head and finishing cutter head respectively, so when finishing knife
When head is stuck with roughing cutter head, belt will between the first motor, the second motor or belt and finishing cutter head, it is thick plus
Slided between work cutter head so that equipment is hardly damaged.
Preferably, the drive mechanism includes being arranged on the motor on frame top, the output shaft company with motor
The screw mandrel connect, the arm-tie coordinated with screw mandrel, pull bar is connected between the arm-tie and workbench.
Pass through above-mentioned technical proposal, driving workbench for convenience are moved up and down, and motor is provided with frame
With screw mandrel, arm-tie is fixed with leading screw, screw mandrel rotates under the drive of motor, due to spiral shell between screw mandrel and arm-tie
Line coordinates, so arm-tie will move up and down on screw mandrel, due to being connected with pull bar between arm-tie and workbench, so arm-tie will
Workbench is pulled to move up and down by pull bar, driving is convenient when screw mandrel driving arm-tie moves can be accurately controlled arm-tie simultaneously
Move distance, control is simple and convenient, and precision is high when arm-tie moves.
Preferably, the limiting plate for being bonded with arm-tie both sides is provided with the frame, is provided with the arm-tie convex
Rise, the chute with male cooperation is provided with the limiting plate.
Pass through above-mentioned technical proposal, in order that obtaining arm-tie stable movement when pulling working table movement, set in frame
Limited location plate, arm-tie motion when will be slided between limiting plate, while in order that arm-tie motion when it is more steady, so
Projection is provided with arm-tie, while the chute with male cooperation is provided with limiting plate, on arm-tie is between limiting plate
During lower slider, projection will be slided in chute.
Preferably, the fixed plate for fixing roughing cutter head is provided with the frame, the roughing cutter head is with consolidating
The block plate for preventing chip from entering between roughing cutter head and fixed plate is provided between fixed board.
Pass through above-mentioned technical proposal, relative motion will occur between fixed plate at work for roughing cutter head, due to thick
Processing cutter head is located at the lower section of frame, so chip caused by processing part will fall off in fixed plate, in order to prevent that these are broken
Bits enter between roughing cutter head and fixed plate so that roughing cutter head is damaged, and block plate, block plate are provided with roughing cutter head
The chip for fall down is dropped on block plate, block plate will rotate with roughing cutter head afterwards, drop on block plate
Chip be thrown out of under the influence of centrifugal force, effectively prevent chip enter between roughing cutter head and fixed plate.
In summary, the utility model having the beneficial effect that in contrast to prior art：By under frame upper end and frame
End, which is provided with finishing component and roughing component, to carry out roughing and finishing to fixed part on the table, add
Man-hour does not need secondary fixation, machining accuracy height；In retaining element, need not measure soon can be accurate for fixed speed simultaneously
Positioned, it is high in machining efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of air compressor cylinder；
Fig. 2 is the structural representation of embodiment；
Fig. 3 is the axle side schematic diagram of embodiment；
Fig. 4 is confined explosion's schematic diagram of embodiment；
Fig. 5 is the partial schematic diagram of embodiment, main prominent chute and raised position.
Reference：1st, frame；2nd, workbench；3rd, component is finished；311st, cutter head is finished；312nd, the second motor；4、
Roughing component；411st, roughing cutter head；412nd, the first motor；5th, drive mechanism；511st, motor；512nd, screw mandrel；513、
Arm-tie；6th, pull bar；7th, belt；8th, hole is processed；9th, first clamping plate；10th, second clamping plate；11st, blend stop；12nd, regulating bolt；13rd,
One cylinder；14th, pressing plate；15th, the second cylinder；16th, limiting plate；17th, it is raised；18th, chute；19th, fixed plate；20th, block plate；21st, lead to
Hole.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
As shown in Figure 2,3, a kind of air compressor cylinder bidirectional processing machine bed, including frame 1, frame 1 include four in perpendicular
The slide bar directly set, slided on slide bar and be provided with workbench 2, be provided with fixture on workbench 2, during processing, to be processed zero
Part is fixed on workbench 2 by fixture, and roughing component 4 is provided with below workbench 2, is provided with above workbench 2
Component 3 is finished, meanwhile, drive mechanism 5 is provided with frame 1, workbench 2 is driven to roughing group by drive mechanism 5
Part 4 or the finishing lateral movement of component 3.
As shown in Fig. 3,5, wherein, drive mechanism 5 includes being arranged on the motor 511 and motor on the top of frame 1
The screw mandrel 512 of 511 output axis connection, the arm-tie 513 coordinated with screw mandrel 512, are connected between arm-tie 513 and workbench 2
Pull bar 6, meanwhile, limiting plate 16 is provided with frame 1, limiting plate 16 is located at the both sides of arm-tie 513, and limiting plate 16 and arm-tie
It is bonded between 513, chute 18 is provided with limiting plate 16, projection 17 is provided with arm-tie 513, motor during use
511 drive screw mandrels 512 rotate, and are coordinated between arm-tie 513 and screw mandrel 512 by screw thread, motor 511 drives screw mandrel during work
512 rotate, and due to arm-tie 513, to be limited plate 16 spacing, so will be produced relative rotation between arm-tie 513 and screw mandrel 512 so that
Arm-tie 513 moves up and down on screw mandrel 512, and arm-tie 513 will drive workbench 2 to move up and down by pull bar 6 afterwards so that work
Part on platform 2 carries out roughing to the lateral movement of roughing component 4, causes part after roughing to finishing car afterwards
Between move so that part is finished, and fixture is provided with workbench 2, in use, part is fixed on workbench by fixture
On 2.
As shown in Figure 2,4, wherein, fixture includes the first clamping plate 9 and second clamping plate 10 for being arranged on the both sides of workbench 2,
And blend stop 11 is hinged with away from operator end in second clamping plate 10, it can also fix zero when part shape changes for convenience
Part, regulating bolt 12 is provided with first clamping plate 9 and second clamping plate 10 and blend stop 11, in use, part with it is all
Regulating bolt 12 mutually contradicts.
Wherein, first clamping plate 9 is hinged on workbench 2 away from operator end, and in first clamping plate 9 away from being set at pin joint
It is equipped with the first cylinder 13, can be by driving the first cylinder 13, between first clamping plate 9 and second clamping plate 10 during retaining element
Distance increase, when part is put between first clamping plate 9 and second clamping plate 10, the first folder can be rotated by the first cylinder 13
Plate 9 so that part is by firm grip between first clamping plate 9 and second clamping plate 10.
In order to adapt to the change of part shape, one end of blend stop bar 11 is hinged in second clamping plate 10, so can be
When part shape changes, blend stop 11 is rotated so that the regulating bolt 12 on blend stop 11 contradicts between part all the time；In work
Make to be provided with pressing plate 14 on platform 2, while the hole passed through for finishing cutter head 311 is provided with pressing plate 14, in pressing plate 14 and work
Make to be provided with the second cylinder 15 between platform 2, wherein first clamping plate 9 is respectively positioned on immediately below pressing plate 14 with second clamping plate 10, during use
It can be driven by the second cylinder 15, be not easy to cause part to be pressed between first clamping plate 9 and second clamping plate 10, during processing
Rock, machining accuracy is high.
Wherein, roughing component 4 includes the motor 412 of roughing cutter head 411 and first, and finishing component 3 includes finishing
The motor 312 of cutter head 311 and second, fixed plate 19 is provided with the bottom of frame 1, and roughing cutter head 411 runs through fixed plate 19, one end
Positioned at the upper end of fixed plate 19, the other end is located at the lower end of fixed plate 19, and the first motor 412 and the second motor 312 pass through belt 7 respectively
It is driven with finishing cutter head 311 and roughing cutter head 411, while block plate 20 is fixed with roughing cutter head 411, thick
Screw thread is provided with processing cutter head 411, when fixing block plate 20, a nut is first screwed on roughing cutter head 411, again will afterwards
Block plate 20 loads, and then loads another nut on roughing cutter head 411 again, tightens two nuts so that two nuts will
The firm grip of block plate 20 is fixed on roughing cutter head 411.
Wherein, processing hole 8 is provided with workbench 2, after part is fixed on workbench 2, processing hole 8 will be with treating
Two through holes 21 processed on part are relative, when so driving the up and down motion of workbench 2, finishing cutter head 311 and roughing knife
First 411 can be processed by processing hole 8 so as to put in through hole 21 to product.
Roughing process：First clamping plate 9 is driven to rotate by the first cylinder 13 so that first clamping plate 9 and second clamping plate 10
The distance between be more than part width, then by need process hair training part be placed between first clamping plate 9 and second clamping plate 10,
Then by promoting the first cylinder 13 so that first clamping plate 9 sets back, and at this moment, part will be sandwiched in first clamping plate 9 and second
Between clamping plate 10, the second cylinder 15 is driven afterwards so that the second cylinder 15 pulls pressing plate 14 so that part is firmly pressed by pressing plate 14
On workbench 2, drive roughing cutter head 411 to be rotated by the first motor 412 afterwards, then pass through motor 511
Drive screw mandrel 512 to rotate, under the driving of screw mandrel 512 workbench 2 is moved downward, with the motion of workbench 2, roughing
Cutter head 411 gradually will go deep into through hole 21 being processed through hole 21, until through hole 21 passes through motor after being processed completely
511 drive screws 512 so that workbench 2 is moved upwards, and the first electricity is caused after roughing cutter head 411 comes out from through hole 21
Machine 412 stops, and starts to finish afterwards.
Finishing passes：After roughing finishes, the second motor 312 is opened so that finishing cutter head 311 rotates,
Motor 511 is continued through afterwards and drives workbench 2 to the finishing lateral movement of cutter head 311, until through hole 21 has been finished
After finishing, pass through the reverse drive workbench 2 of motor 511 so that workbench 2 finishes the lateral movement of cutter head 311 to remote, directly
Separated to machined tool tip with part, close the second motor 312, continued through motor 511 and drive workbench 2 so that work
Make platform 2 and move to roughing cutter head 411 with behind the centre position of finishing cutter head 311, closing motor 511, afterwards can
So that the part processed to be taken out, the processing of next part is then carried out.
Described above is only exemplary embodiment of the present utility model, not for limitation protection model of the present utility model
Enclose, the scope of protection of the utility model is determined by appended claim.
Claims (10)
1. a kind of air compressor cylinder bidirectional processing machine bed, including frame (1), it is provided with the frame (1) for will be to be processed
The workbench (2) that part is fixed, it is characterized in that：It is provided with frame (1) below the workbench (2) for being carried out to part
Rough machined roughing component (4), it is provided with for being finished to part in the frame (1) above the workbench (2)
Finishing component (3), be provided with the frame (1) for driving workbench (2) to drive part to roughing component (4) side
Drive mechanism (5) with finishing component (3) lateral movement, the fixture for part to be positioned is provided with the workbench (2),
The fixture includes the first clamping plate (9) and second clamping plate (10) for being arranged on workbench (2) both sides, remote in second clamping plate (10)
Operator end is provided with blend stop (11).
2. air compressor cylinder bidirectional processing machine bed according to claim 1, it is characterized in that：The first clamping plate (9), second
It is provided with regulating bolt (12) on clamping plate (10) and on blend stop (11), the part is between clamping plate and and regulating bolt
(12) contradict.
3. air compressor cylinder bidirectional processing machine bed according to claim 2, it is characterized in that：The first clamping plate (9) is remote
Operator end is hinged on workbench (2), and the first clamping plate (9) is provided with for driving the close to the side of workbench (2)
The first cylinder (13) that one clamping plate (9) rotates.
4. air compressor cylinder bidirectional processing machine bed according to claim 1, it is characterized in that：One end hinge of the blend stop (11)
It is connected in second clamping plate (10).
5. air compressor cylinder bidirectional processing machine bed according to claim 1, it is characterized in that：Roughing component (4) bag
Include roughing cutter head (411) and the first motor (412) for driving roughing cutter head (411) to work, the finishing component
(3) finishing cutter head (311) and the second motor (312) for driving finishing cutter head (311) work are included.
6. air compressor cylinder bidirectional processing machine bed according to claim 5, it is characterized in that：Set on the workbench (2)
Have the pressing plate (14) for part being pressed between first clamping plate (9) and second clamping plate (10), the pressing plate (14) and workbench
(2) the second cylinder (15) for driving pressing plate (14) to compress part is provided between, confession is provided with the pressing plate (14)
The hole that finishing cutter head (311) passes through.
7. air compressor cylinder bidirectional processing machine bed according to claim 5, it is characterized in that：First motor (412) with
It is driven between roughing cutter head (411), between the second motor (312) and finishing cutter head (311) by belt (7).
8. air compressor cylinder bidirectional processing machine bed according to claim 1, it is characterized in that：The drive mechanism (5) includes
It is arranged on the motor (511) on frame (1) top, screw mandrel (512) and silk with the output axis connection of motor (511)
The arm-tie (513) that bar (512) coordinates, pull bar (6) is connected between the arm-tie (513) and workbench (2).
9. air compressor cylinder bidirectional processing machine bed according to claim 8, it is characterized in that：It is provided with the frame (1)
For the limiting plate (16) being bonded with arm-tie (513) both sides, raised (17), the limiting plate are provided with the arm-tie (513)
(16) chute (18) coordinated with raised (17) is provided with.
10. air compressor cylinder bidirectional processing machine bed according to claim 5, it is characterized in that：It is provided with the frame (1)
For fixing the fixed plate (19) of roughing cutter head (411), it is provided between the roughing cutter head (411) and fixed plate (19)
For the block plate (20) for preventing chip from entering between roughing cutter head (411) and fixed plate (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720418199.9U CN206839216U (en) | 2017-04-20 | 2017-04-20 | Air compressor cylinder bidirectional processing machine bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720418199.9U CN206839216U (en) | 2017-04-20 | 2017-04-20 | Air compressor cylinder bidirectional processing machine bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206839216U true CN206839216U (en) | 2018-01-05 |
Family
ID=60793485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720418199.9U Expired - Fee Related CN206839216U (en) | 2017-04-20 | 2017-04-20 | Air compressor cylinder bidirectional processing machine bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206839216U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111702212A (en) * | 2020-06-16 | 2020-09-25 | 新昌县长城空调部件股份有限公司 | Multi-hole-position multi-row drilling machine for connecting pipe of stainless steel pipe silencer |
-
2017
- 2017-04-20 CN CN201720418199.9U patent/CN206839216U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111702212A (en) * | 2020-06-16 | 2020-09-25 | 新昌县长城空调部件股份有限公司 | Multi-hole-position multi-row drilling machine for connecting pipe of stainless steel pipe silencer |
| CN111702212B (en) * | 2020-06-16 | 2021-11-09 | 新昌县长城空调部件股份有限公司 | Multi-hole-position multi-row drilling machine for connecting pipe of stainless steel pipe silencer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206445560U (en) | Turbine blade Special fixture adapted for cutting end face | |
| CN107042430A (en) | A kind of casting inner hole grinding device | |
| CN206779563U (en) | A kind of plate shearing machine | |
| CN112936447B (en) | Drilling equipment | |
| CN208358429U (en) | Fixture is used in a kind of polishing of carbide chip | |
| CN106238769A (en) | The drilling equipment of a kind of plate and method | |
| CN206839216U (en) | Air compressor cylinder bidirectional processing machine bed | |
| CN206241631U (en) | A kind of urheen peg machine for automatic working | |
| CN201823937U (en) | Three-way beveling machine | |
| CN206869569U (en) | A kind of casting inner hole grinding device | |
| CN207138868U (en) | A kind of special-shaped oxygen-free copper bar traction cutter device | |
| CN206028857U (en) | Water swivel dead head double -end pipe cutter | |
| CN202240572U (en) | Self-positioning compression tool | |
| CN206952243U (en) | A kind of equipment for having point gum machine and milling machine function concurrently | |
| CN206839598U (en) | Air compressor cylinder machining tool | |
| CN206839577U (en) | Air compressor cylinder machining tool | |
| CN107971836A (en) | A kind of convenient fixed lathe bite sanding apparatus | |
| CN207534994U (en) | A kind of Furniture manufacturing single-shaft vertical milling machine | |
| CN206839314U (en) | Air compressor cylinder machining tool with protection circuit | |
| CN206839313U (en) | Air compressor cylinder machining tool with counterweight | |
| CN209139875U (en) | A kind of throttle body flange face bolt crosses hole processing device | |
| CN203110017U (en) | Punching clamp of optical lens | |
| CN106475792A (en) | Full-automatic surfing panel moulding apparatus | |
| CN206426216U (en) | The drilling machine processed for cylinder wooden unit centre bore | |
| CN205764892U (en) | Lathe for the processing of guide rail termination drilling and tapping |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180105 Termination date: 20190420 |