CN206276959U - A kind of numerical control end surface cam milling machine - Google Patents
A kind of numerical control end surface cam milling machine Download PDFInfo
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- CN206276959U CN206276959U CN201621215886.2U CN201621215886U CN206276959U CN 206276959 U CN206276959 U CN 206276959U CN 201621215886 U CN201621215886 U CN 201621215886U CN 206276959 U CN206276959 U CN 206276959U
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- numerical control
- lathe bed
- milling machine
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- main shaft
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- 238000003801 milling Methods 0.000 title claims abstract description 31
- 238000005520 cutting process Methods 0.000 claims abstract description 29
- 230000009467 reduction Effects 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 8
- 230000001360 synchronised effect Effects 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 7
- 238000003754 machining Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 8
- 238000012545 processing Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
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Abstract
The utility model is related to a kind of numerical control end surface cam milling machine, including lathe bed, main shaft on the left of lathe bed, the power output system and the fixture located at main shaft one end of drive shaft rotation, a hydraulic tailstock being oppositely arranged with the fixture is additionally provided with the right side of lathe bed, a power head is additionally provided with lathe bed between the hydraulic tailstock and fixture, power head is provided with milling cutter, the power head can make the slip in direction all around by the guide rail on lathe bed, the power output system includes driving wheel and driven pulley, the driven pulley is sheathed on the main shaft；The fixture includes that one is securable to the tubular shell on main shaft, and a dividing plate is provided with the tubular shell, and the gap of several left and right directions is offered in the right-hand member of the tubular cutting ferrule；The thickness of the distance between the terminal pad and described tubular cutting ferrule more than dividing plate.The utility model have it is high in machining efficiency, clamp that workpiece accuracy is high, the speed of mainshaft is low and vibrationless advantage.
Description
Technical field
The utility model is related to a kind of numerical control end surface cam milling machine, belongs to cam milling numerical control machine tool technique field.
Background technology
Edge cam special machine tool is the special purpose machine tool of combustion engine manufacture industry, and at present, the processing of edge cam is depended on
Traditional direct copy corase grind processing；But, such edge cam special machine tool in process, by the shape and essence of pattern
Degree influence is larger, and it is also very inconvenient to change kind, and single product process time, production efficiency was low about more than 20 minutes,
And the final product quality produced is poor, can not increasingly meet existing high standard demand.
With the development of science and technology with the raising of technology quality requirement, the processing of edge cam is gradually tight by structure
Gather, it is functional, replaced without pattern, numerical control end surface cam milling machine high in machining efficiency and strong applicability.Single end face is convex
The process time of wheel shortened till now 1-2 minutes from previous 20 minutes, and processing efficiency significantly increases, and reduces enterprise
Cost, increased benefit.In this process, it is necessary to first cam body is fixed on fixture, then processed accordingly again.
Existing fixture is usually scroll chuck formula fixture, but scroll chuck formula clamp structure is complicated, be more expensive to manufacture, and cannot ensure
The stability of clamping precision and work pieces process, the edge cam produced does not reach existing required precision.
It is the process success or failure in addition, how the speed of mainshaft is reduced into 1 rev/min, and stability of rotation is without friction
Key, and minimum 2-3 revs/min of the speed of mainshaft that the power take-off mechanism of existing edge cam milling machine is provided, and meeting
With certain vibration, so as to cause the processing effect of edge cam milling machine undesirable, Curve Machining precision higher is not reached.
Therefore, need badly it is a kind of it is high in machining efficiency, clamp that workpiece accuracy is high, the speed of mainshaft is low and vibrationless numerical control end surface is convex
Wheel milling machine.
Utility model content
In order to make up the deficiencies in the prior art, the utility model provide it is a kind of it is high in machining efficiency, clamp workpiece accuracy it is high,
The speed of mainshaft is low and vibrationless numerical control end surface cam milling machine, to solve problems of the prior art.
The utility model is achieved by the following technical solution：
A kind of numerical control end surface cam milling machine, including the power of lathe bed, the main shaft on the left of lathe bed, drive shaft rotation is defeated
Go out system and the fixture located at main shaft one end, a hydraulic tailstock being oppositely arranged with the fixture, institute are additionally provided with the right side of lathe bed
Stating hydraulic tailstock can make the slip of left and right directions by the guide rail on lathe bed, the bed between the hydraulic tailstock and fixture
A power head is additionally provided with it, and power head is provided with milling cutter, and the power head can be made by the guide rail on lathe bed
The slip in direction all around, the power output system includes driving wheel and driven pulley, between the driving wheel and driven pulley
Timing Belt is connected with, the driven pulley is sheathed on the main shaft, and the driving wheel is connected with the output shaft of a reduction box, described
The input shaft of reduction box is connected with the main shaft of a servomotor, and the servomotor is connected with a servo controller；The active
The ratio between girth of wheel and driven pulley is 1:(2~3), the speed reducing ratio of the reduction box is (0.5~2)：100；The fixture includes
One is securable to the tubular shell on main shaft, and a dividing plate is provided with the tubular shell, at the right flank center of the dividing plate
Position is fixed with a column jacking block, and a toroidal cavity is formed between the column jacking block and the inwall of tubular shell；Institute
More than two first through hole of cylindrical arrangement are uniformly provided with the dividing plate for stating toroidal cavity bottom, in the first through hole
It is inserted with an adapter sleeve；A slidable terminal pad is provided with the left of the dividing plate, the terminal pad is connected with a rhabodoid,
The rhabodoid is connected through the endoporus of the main shaft with the hydraulic jack on the left of main shaft, and the terminal pad passes through bolt
Left end with the adapter sleeve is connected；A slidable tubular cutting ferrule, the tubular card are plugged in the toroidal cavity
The left end of set is connected by bolt with the right-hand member of the adapter sleeve, and it is convex to be provided with ramped shaped at the right output port of the tubular cutting ferrule
Edge, the slope of the ramped shaped flange to the left, the seam of several left and right directions is offered in the right-hand member of the tubular cutting ferrule
Gap；The thickness of the distance between the terminal pad and described tubular cutting ferrule more than dividing plate.
Further optimally, a collar is arranged on the lateral wall of the tubular shell, the collar is solid by location-plate
Due on the lathe bed.
Further optimally, the medial surface of the collar is provided with groove, offers on its outer lateral surface and the groove
The air admission hole for communicating, the medial surface of the collar is in sealing contact with the tubular shell, in the tubular shell, dividing plate and column
Connected airway is equipped with jacking block, the air inlet of the airway on the housing is opened in the groove, the column
The gas outlet of the airway on jacking block is opened on the side wall of the column jacking block.
Further optimally, the groove on the medial surface of the collar is respectively provided on two sides with a sealing ring.
Further optimally, the ratio between girth of the driving wheel and driven pulley is 1:2, the speed reducing ratio of the reduction box is 1：
100。
Further optimally, be provided with an encoder on the driven pulley, the encoder wheel of the encoder with it is described from
Driving wheel synchronization.
Further optimally, positioning disk is fixed with the right-hand member of the column jacking block, the positioning disk is solid by bolt
Due on the column jacking block.
Further optimally, pin-and-hole is provided with the positioning disk, is provided with relative on the right side of the column jacking block
Pin-and-hole, be inserted with pin between two pin-and-hole.
Further optimally, the pin-and-hole on the column jacking block extends to the dividing plate left surface to the left, in the connection
Disk is provided with second through hole relative with the pin-and-hole；The rhabodoid is trombone slide, and second through hole is located in the trombone slide.
Further optimally, it is provided with chamfering on the inside edge of the right output port of the tubular shell.
The beneficial effects of the utility model are：
The design of fixture in the utility model, makes a kind of this numerical control end surface cam milling machine have preferable clamping precision and work
The stability of part processing.Wherein, a dividing plate is provided with the inside of the tubular shell, tubular shell is divided into two by the dividing plate
Point, adapter sleeve is inserted with the first through hole of dividing plate, the adapter sleeve can horizontally slip in the first through hole.The connection
The left end of set is connected with terminal pad, and its right-hand member is connected with tubular cutting ferrule, and the terminal pad and the tubular cutting ferrule
The distance between more than dividing plate thickness, so, the terminal pad and tubular are fastened in certain scope and can move left and right.
The left end of the terminal pad is connected with hydraulic jack, and under the drive of hydraulic jack, the tubular cutting ferrule can be moved left and right.Work as institute
When stating tubular cutting ferrule positioned at right-hand member, the ramped shaped flange on the tubular cutting ferrule is located at the outside of the tubular shell；By institute
The gap that tubular cutting ferrule is provided with is stated, the right output port of the tubular cutting ferrule can be enable to shrink in radial directions or expand；When
When the ramped shaped flange is located at the outside of the tubular shell, the right output port of tubular cutting ferrule is in expansion state；Now by end
Face cam workpiece is placed in the tubular cutting ferrule；Then, drive hydraulic jack to shrink, hydraulic jack is driven tubular cutting ferrule to the left
Motion；When the ramped shaped flange is filled in the tubular shell, under the extruding of tubular shell, the right side of the tubular cutting ferrule
Shrink port, you can by the edge cam Workpiece clamping, play fixed effect.
The design of power output system in the utility model, can make the rotating speed of main shaft reach 1 rev/min and with excellent
Stability and without friction.Servomotor is a novel motor for gradually growing up in modern age, with detent torque it is big, start
The advantages of speed is soon and sensitivity is high, it is widely used in Aero-Space, Digit Control Machine Tool and numerical control device generally as feed shaft
Deng field；Due to the obstacle in technology and application habit, in existing equipment, also not using servomotor as rotary shaft
Using.But the utility model turns servomotor as the rotary shaft for providing power, the startup for taking full advantage of servomotor
Square is big, toggle speed is fast and the advantages of sensitivity high, the power output system is had extraordinary controllability and stability.
Wherein, by girth difference ratio between the driving wheel and driven pulley, can make the rotating speed of the power output system has one
Determine the reduction in degree；The speed reducing ratio of applied reduction box is (0.5-2)：100, can make this power output system reach hundred times with
On deceleration；Above-mentioned two technical characteristic is cooperated, and the rotating speed of the driven pulley of the power output system can be made to reach 1 rev/min
Clock.
On existing edge cam milling machine, the adjusting device of motor used is frequency converter；And the utility model is used
Servo controller；For servo controller is compared to frequency converter, with more preferable control accuracy and wider array of modification scope.
To sum up, the utility model numerical control end surface cam milling machine have it is high in machining efficiency, clamp that workpiece accuracy is high, the speed of mainshaft
Low and vibrationless advantage, is suitable to wide popularization and application.
Brief description of the drawings
Fig. 1 is part-structure schematic diagram of the present utility model.
Fig. 2 is the cross section structure diagram of fixture in the utility model.
Fig. 3 is the cross section structure diagram of tubular shell in the utility model.
Fig. 4 is the structural representation of the collar in the utility model.
Fig. 5 is the structural representation of terminal pad in the utility model.
Fig. 6 is the cross section structure diagram in C-C directions in Fig. 5.
Fig. 7 is the structural representation of power output system in the utility model.
Fig. 8 removes the positive structure schematic of right side backplate for the utility model.
In figure, 1, lathe bed, 2, main shaft, 3, driving wheel, 4, driven pulley, 5, Timing Belt, 6, reduction box, 7, servomotor, 8,
Servo controller, 9, tubular shell, 10, dividing plate, 11, column jacking block, 12, toroidal cavity, 13, first through hole, 14, adapter sleeve,
15th, terminal pad, 16, hydraulic jack, 17, tubular cutting ferrule, 18, flange, 19, the collar, 20, location-plate, 21, groove, 22, air inlet
Hole, 23, airway, 24, sealing ring, 25, encoder, 26, encoder wheel, 27, positioning disk, 28, pin-and-hole, 29, pin, 30,
Two through holes, 31, trombone slide, 32, chamfering, 40, fixture, 41, hydraulic tailstock, 42, power head.
Specific embodiment
For the technical characterstic for illustrating this programme can be understood, below by specific embodiment, and its accompanying drawing is combined, to this reality
It is described in detail with new.
As shown in figures 1-8, a kind of numerical control end surface cam milling machine of the present embodiment, including lathe bed 1, the master located at the left side of lathe bed 1
Axle 2, the power output system of the rotation of drive shaft 2 and the fixture 40 located at the one end of main shaft 2, the right side of lathe bed 1 be additionally provided with one with
The hydraulic tailstock 41 that the fixture 40 is oppositely arranged, the hydraulic tailstock 41 can make right and left by the guide rail on lathe bed 1
To slip, a power head 42 is additionally provided with the lathe bed 1 between the hydraulic tailstock 41 and fixture 40, on power head 42
Milling cutter is provided with, the power head can make the slip in direction all around, the power output by the guide rail on lathe bed 1
System includes driving wheel 3 and driven pulley 4, and Timing Belt 5,4 sets of the driven pulley are connected between the driving wheel 3 and driven pulley 4
On the main shaft 2, the driving wheel 3 is connected with the output shaft of a reduction box 6, and the input shaft of the reduction box 6 is watched with one
The main shaft connection of motor 7 is taken, the servomotor 7 is connected with a servo controller 8；The girth of the driving wheel 3 and driven pulley 4
The ratio between be 1:(2~3), the speed reducing ratio of the reduction box 6 is (0.5~2)：100；The fixture is securable to main shaft 2 including one
On tubular shell 9, be provided with a dividing plate 10 in the tubular shell 9, fixed in the right flank center of the dividing plate 10
A column jacking block 11 is provided with, a toroidal cavity 12 is formed between the column jacking block 11 and the inwall of tubular shell 9；Described
More than two first through hole of cylindrical arrangement 13 are uniformly provided with the dividing plate 10 of the bottom of toroidal cavity 12, it is logical described first
An adapter sleeve 14 is inserted with hole 13；A slidable terminal pad 15, the terminal pad 15 are provided with the left side of the dividing plate 10
It is connected with a rhabodoid, the rhabodoid is connected through the endoporus of the main shaft 2 with the hydraulic jack 16 positioned at the left side of main shaft 2,
The terminal pad 15 is connected by bolt with the left end of the adapter sleeve 14；Plugging one in the toroidal cavity 12 can slide
Dynamic tubular cutting ferrule 17, the left end of the tubular cutting ferrule 17 is connected by bolt with the right-hand member of the adapter sleeve 14, described
Be provided with ramped shaped flange 18 at the right output port of tubular cutting ferrule 17, the slope of the ramped shaped flange 18 to the left, in the cylinder
The right-hand member of shape cutting ferrule 17 offers the gap of several left and right directions；Between the terminal pad 15 and the tubular cutting ferrule 17 away from
From the thickness more than dividing plate 10.
A collar 19 is arranged on the lateral wall of the tubular shell 9, the collar 19 is fixed on institute by location-plate 20
State on lathe bed 1.
The medial surface of the collar 19 is provided with groove 21, offers on its outer lateral surface and entering that the groove 21 is communicated
Stomata 22, the medial surface of the collar 19 is in sealing contact with the tubular shell 9, in the tubular shell 9, dividing plate 10 and column
Connected airway 23 is equipped with jacking block 11, the air inlet of the airway 23 on the tubular shell 9 is opened in the groove
In 21, the gas outlet of the airway 23 on the column jacking block 11 is opened on the side wall of the column jacking block 11.
Groove 21 on the medial surface of the collar 19 is respectively provided on two sides with a sealing ring 24.
The ratio between girth of the driving wheel 3 and driven pulley 4 is 1:2, the speed reducing ratio of the reduction box 6 is 1：100.
An encoder 25 is provided with the driven pulley 4, the encoder wheel 26 of the encoder 25 is same with the driven pulley 3
Step.
Positioning disk 27 is fixed with the right-hand member of the column jacking block 11, the positioning disk 27 is secured by bolts in described
On column jacking block 11.
Pin-and-hole 28 is provided with the positioning disk 27, relative pin-and-hole is provided with the right side of the column jacking block 11
28, it is inserted with pin 29 between two pin-and-hole 28.
Pin-and-hole 28 on the column jacking block 11 extends to the left surface of the dividing plate 10 to the left, is set in the terminal pad 15
There is second through hole 30 relative with the pin-and-hole 28；The rhabodoid is trombone slide 31, and second through hole 30 is located at the trombone slide
In 31.
Chamfering 32 is provided with the inside edge of the right output port of the tubular shell 9.
When in use, by air inlet pipe insert air admission hole 22 in, air by air admission hole 22, groove 21 and airway 23, from
The side-walls discharge of the column jacking block 11, can blow out the iron filings in tubular cutting ferrule 17, debris etc., and can prevent above-mentioned iron
Bits, debris enter the present embodiment fixture in, so as to ensure that the cleaning of the fixture with it is durable.The design of sealing ring 24, can make set
Sealing is formed between the medial surface and tubular shell 9 of ring 19.The design of pin-and-hole 28 and pin 29, is easy to positioning disk 27 on column top
Accurately assembled on block 11.The design of the pin-and-hole 28, the second through hole 30 and trombone slide 31, can be such that pin 29 is moved from the right-hand member of pin-and-hole 28
Move in the trombone slide 31 of left end；When in use, without pin 29 is extracted, it is pressed directly into the pin-and-hole 28, it is convenient fast
It is prompt.
The ratio between girth of the driving wheel 3 and driven pulley 4 is 1:2, the speed reducing ratio of the reduction box 6 is 1：100, above-mentioned two
Individual technical characteristic cooperates, and the speed reducing ratio that can make the power output system is 1:200, its rotating speed is up to 1 rev/min.
To sum up, a kind of numerical control end surface cam milling machine of the present embodiment, compared to existing end cam milling machine, imitates with processing
Rate is high, the high, speed of mainshaft that clamps workpiece accuracy is low and vibrationless advantage.
The utility model does not describe part in detail, is the known technology of those skilled in the art of the present technique.Finally illustrate, with
Upper embodiment is only used to illustrate the technical solution of the utility model and unrestricted, although with reference to preferred embodiment to the utility model
It has been be described in detail that, it will be understood by those within the art that, the technical solution of the utility model can be repaiied
Change or equivalent, without deviating from the objective and scope of technical solutions of the utility model, it all should cover in the utility model
Right in the middle of.
Claims (10)
1. a kind of numerical control end surface cam milling machine, including lathe bed, the main shaft on the left of lathe bed, the power output of drive shaft rotation
System and the fixture located at main shaft one end, are additionally provided with a hydraulic tailstock being oppositely arranged with the fixture on the right side of lathe bed, described
Hydraulic tailstock can make the slip of left and right directions by the guide rail on lathe bed, the lathe bed between the hydraulic tailstock and fixture
On be additionally provided with a power head, power head is provided with milling cutter, before the power head can be made by the guide rail on lathe bed
The slip of left and right directions afterwards, it is characterised in that the power output system include driving wheel and driven pulley, the driving wheel with from
Timing Belt is connected between driving wheel, the driven pulley is sheathed on the main shaft, the output shaft of the driving wheel and a reduction box
It is connected, the input shaft of the reduction box is connected with the main shaft of a servomotor, and the servomotor is connected with a servo controller；
The ratio between girth of the driving wheel and driven pulley is 1:(2~3), the speed reducing ratio of the reduction box is (0.5~2)：100；It is described
Fixture includes that one is securable to the tubular shell on main shaft, a dividing plate is provided with the tubular shell, on the right side of the dividing plate
Center side position is fixed with a column jacking block, an annular is formed between the column jacking block and the inwall of tubular shell empty
Chamber；More than two first through hole of cylindrical arrangement are uniformly provided with the dividing plate of the toroidal cavity bottom, described
An adapter sleeve is inserted with one through hole；A slidable terminal pad, the terminal pad and a bar are provided with the left of the dividing plate
Shape body is connected, and the rhabodoid is connected through the endoporus of the main shaft with the hydraulic jack on the left of main shaft, the terminal pad
It is connected with the left end of the adapter sleeve by bolt；A slidable tubular cutting ferrule, institute are plugged in the toroidal cavity
The left end for stating tubular cutting ferrule is connected by bolt with the right-hand member of the adapter sleeve, is provided with the right output port of the tubular cutting ferrule
Ramped shaped flange, the slope of the ramped shaped flange to the left, several left and right is offered in the right-hand member of the tubular cutting ferrule
The gap in direction；The thickness of the distance between the terminal pad and described tubular cutting ferrule more than dividing plate.
2. numerical control end surface cam milling machine according to claim 1, it is characterised in that on the lateral wall of the tubular shell
A collar is arranged, the collar is fixed on the lathe bed by location-plate.
3. numerical control end surface cam milling machine according to claim 2, it is characterised in that the medial surface of the collar is provided with ditch
Groove, offers the air admission hole communicated with the groove on its outer lateral surface, and the medial surface of the collar is close with the tubular shell
Sealing-in is touched, and is equipped with the tubular shell, dividing plate and on column jacking block the airway being connected, the airway on the housing
Air inlet is opened in the groove, and the gas outlet of the airway on the column jacking block is opened in the side wall of the column jacking block
On.
4. numerical control end surface cam milling machine according to claim 3, it is characterised in that the ditch on the medial surface of the collar
Groove is respectively provided on two sides with a sealing ring.
5. numerical control end surface cam milling machine according to claim 1, it is characterised in that the girth of the driving wheel and driven pulley
The ratio between be 1:2, the speed reducing ratio of the reduction box is 1：100.
6. numerical control end surface cam milling machine according to claim 1 a, it is characterised in that coding is provided with the driven pulley
Device, the encoder wheel of the encoder is synchronous with the driven pulley.
7. numerical control end surface cam milling machine according to claim 1, it is characterised in that fixed on the right-hand member of the column jacking block
Positioning disk is provided with, the positioning disk is secured by bolts on the column jacking block.
8. numerical control end surface cam milling machine according to claim 7, it is characterised in that be provided with pin-and-hole on the positioning disk,
Relative pin-and-hole is provided with the right side of the column jacking block, pin is inserted between two pin-and-hole.
9. numerical control end surface cam milling machine according to claim 8, it is characterised in that the pin-and-hole on the column jacking block is to the left
The dividing plate left surface is extended to, second through hole relative with the pin-and-hole is provided with the terminal pad；The rhabodoid is
Trombone slide, second through hole is located in the trombone slide.
10. numerical control end surface cam milling machine according to claim 1, it is characterised in that in the right output port of the tubular shell
Inside edge be provided with chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621215886.2U CN206276959U (en) | 2016-11-10 | 2016-11-10 | A kind of numerical control end surface cam milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621215886.2U CN206276959U (en) | 2016-11-10 | 2016-11-10 | A kind of numerical control end surface cam milling machine |
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| Publication Number | Publication Date |
|---|---|
| CN206276959U true CN206276959U (en) | 2017-06-27 |
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ID=59082849
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621215886.2U Expired - Fee Related CN206276959U (en) | 2016-11-10 | 2016-11-10 | A kind of numerical control end surface cam milling machine |
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| CN (1) | CN206276959U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106312153A (en) * | 2016-11-10 | 2017-01-11 | 济南迪马数控机械有限公司 | Numerical control end cam milling machine |
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2016
- 2016-11-10 CN CN201621215886.2U patent/CN206276959U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106312153A (en) * | 2016-11-10 | 2017-01-11 | 济南迪马数控机械有限公司 | Numerical control end cam milling machine |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170627 Termination date: 20171110 |
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| CF01 | Termination of patent right due to non-payment of annual fee |