CN207448020U - A kind of gear-hobbing machine protective device with cutter shaft sealing - Google Patents
A kind of gear-hobbing machine protective device with cutter shaft sealing Download PDFInfo
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- CN207448020U CN207448020U CN201721477767.9U CN201721477767U CN207448020U CN 207448020 U CN207448020 U CN 207448020U CN 201721477767 U CN201721477767 U CN 201721477767U CN 207448020 U CN207448020 U CN 207448020U
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- cutter shaft
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Abstract
A kind of gear-hobbing machine protective device with cutter shaft sealing, including workbench, big column and post, close post one side is provided with the motor that workpiece is driven to rotate in the workbench, tool carrier driving gear is provided on the big column, knife rest is provided on the tool carrier driving gear, is provided on the knife rest and alters knife transmission device：Shield is provided on the tool carrier driving gear, post ring shield is provided on the post transmission mechanism position, visual windows are provided on the post ring shield；Described alter is provided with small leading screw protective cover on knife transmission device.The utility model is beneficial in that：The device structure is simple, use simplicity, the chip in process is effectively prevented to be splashed to outside lathe or impact happening for large and small column, strict protection is carried out to cutter shaft, prevent dust, moisture intrusion cutter shaft, extend service life of equipment, prevent scrap iron from splashing from causing cutter setting frame and altering the small leading screw of knife transmission device to be destroyed.
Description
First, technical field
The utility model is related to a kind of gear-hobbing machine, more particularly to a kind of gear-hobbing machine protective device with cutter shaft sealing.
2nd, background technology
Gear-hobbing machine is most widely used a kind of lathe in gear cutting machine, machinable straight-tooth, helical teeth on gear-hobbing machine
Roller gear, can also machining worm wheel, sprocket wheel etc..With hobboing cutter by generating processing straight-tooth, helical teeth and double helical tooth roller gear and
The gear cutting machine of worm gear.This lathe is using can also process the various special tooth profiles such as spline and sprocket wheel during special hobboing cutter
Workpiece.
Gear-hobbing machine extensively using automobile, tractor, lathe, engineering machinery, mining machinery, metallurgical machinery, oil, instrument,
The various machinery manufacturing industry such as aircraft spacecraft.Gear cutting machine processes various roller gears, bevel gear other tooth parts teeth
Portion's lathe.Gear cutting machine description is various, has a few mm dia gear junior machines of processing, processes more than ten rice diameter teeth
Heavy duty machine tools are taken turns, also have mass production Efficient lathe processing precise gear high precision machine tool.
Nowadays, using it is more be oil cooling but gear-hobbing machine, and oil cooling gear-hobbing machine is work in-process pours cooling oil
The cutting zone of cutter and workpiece realizes cooling and the effect of lubrication.Meanwhile iron filings are washed away conveying by the cooling oil largely poured into a mould
Go out lathe.
Workbench sealing be according to oily Cooling Design, subject to machine reformation after Dry gear hobbing, dust, micro lubricating coolant
Body may invade workbench, cause workbench failure.
Former gear hobbing machine knife frame protection is simple, does not have enough protection to the iron filings of splashing；Dry gear hobbing subject to machine reformation
Afterwards, scrap iron from splashing increases, and does not increase protection, is easy to cause blade holder part movement bite, small leading screw abrasion；Iron filings are difficult to clear up,
Influence machine maintenance.
There is turn-screw above former gear-hobbing machine post, side there are electric elements.Subject to machine reformation after Dry gear hobbing, fly
The iron filings splashed will damage leading screw and electric elements, need to be protected.
The big column of former gear-hobbing machine and post front and rear sides, are disposed with cable and electrical part, machine reformation is near-dry type more
After gear hobbing, it is necessary to increase protection to ensure that equipment runs well.
Near-dry type gear-hobbing machine can be effectively suitable on the market now, coolant is avoided, which to enter workbench, makes workbench event
Happening for barrier, prevents scrap iron from splashing from causing cutter setting frame, there are no quilts for the gear-hobbing machine protection mechanism that electric elements are destroyed
It was found that have to be developed.
3rd, utility model content
In order to overcome the shortcoming of existing gear-hobbing machine, the utility model, which provides a kind of gear-hobbing machine with cutter shaft sealing, to be prevented
Protection unit.
What the technical solution of the utility model was realized in.
A kind of gear-hobbing machine protective device with cutter shaft sealing of this programme, it is described including workbench, big column and post
Close post one side is provided with the motor that workpiece is driven to rotate in workbench, and knife rest biography is provided on the big column
Motivation structure is provided with knife rest on the tool carrier driving gear, is provided on the knife rest and alters knife transmission device：
Protection bottom plate is provided on the workbench, is provided with circular port on the protection bottom plate, the circular port opening
The vertical annular projection of protection backplate surface is provided with, circular rotating cover is provided on the annular projection, in the circular rotating cover
Heart position is connected by the rotating mechanism of transmission shaft and motor；Existing between the circular rotating cover inner wall and annular projection makes
Gap of the two without phase mutual friction；Existing between the bottom of the circular rotating cover and protection backplate surface makes the two nothing mutually rub
The gap of wiping；The circular rotating cover top surface is parallel with protection bottom plate, and the circular rotating cover end face center position is provided with work
Part fixture,
The big column both sides are respectively arranged with the big column nose plate extended to workbench both ends and big column tail end
Backplate；
The post both sides are respectively arranged with the post nose plate extended to workbench both ends and post tail end
Backplate；
The post nose plate, post tail end backplate, big column nose plate and big column tail end backplate are by work
Make platform both sides to block completely；
The protection bottom plate, which is located on the surface of workbench end, is provided with scrap collection bucket；
Shield is provided on the tool carrier driving gear, post annular is provided on the post transmission mechanism position
Shield is provided with visual windows on the post ring shield；Described alter is provided with small leading screw protective cover on knife transmission device.
The circular rotating cover is in the bowl-type being buckled to.
The small leading screw protective cover includes fixed backplate and moving apron, the moving apron are close with altering knife transmission device
One end of knife rest is fixedly connected, and the fixed backplate is fixedly connected with altering the one end of knife transmission device away from knife rest, the fixation
It is slidably connected between backplate and moving apron, the small leading screw protective cover stretches with the movement of knife transmission device is altered.
Cutter shaft pedestal is provided on the knife rest, cutter shaft is provided on the cutter shaft pedestal, cutter is provided on the cutter shaft,
The cutter shaft pedestal end is provided with to prevent iron filings or dust from entering the cutter shaft end cover of cutter shaft.
The cutter shaft end cover is nylon material, is provided with if the cutter shaft end cover surface is rounded around cutter shaft
Dry threaded hole, the cutter shaft end cover are fixedly connected with cutter shaft pedestal by threaded hole and bolt, the cutter shaft end cover
Opening both sides are both provided with groove, and lip-shaped sealed ring is both provided in the arbitrary groove, the arbitrary lip-shaped sealed ring lip
It is contacted with cutter shaft surface, there are gaps between the inner wall and cutter shaft of the hollow mouth of cutter shaft end cover.
Several reinforcing ribs are provided on the big column tail end backplate.
Several backplate reinforcing ribs are provided on the post tail end backplate.
The utility model is beneficial in that：The device structure is simple, using simplicity, can effectively solve oil cooling rolling
The improved chip spattering problem of tooth machine near-dry type, smooth discharge iron filings, avoid iron filings from accumulating suitable for near-dry type gear-hobbing machine,
The chip in process is effectively prevented to be splashed to outside lathe or impact happening for large and small column simultaneously, to knife
Axis carries out strict protection, prevents dust, moisture intrusion cutter shaft, extends service life of equipment, prevent scrap iron from splashing from causing to knife
It frame and alters the small leading screw of knife transmission device and is destroyed.
4th, illustrate
Fig. 1 is the front view of the utility model.
Fig. 2 is the right view of the utility model.
Fig. 3 is the left view of the utility model.
Fig. 4 is the enlarged structure schematic diagram of circular rotating cover 13 in the utility model.
Fig. 5 is the enlarged structure schematic diagram of cutter shaft end cover 19 in the utility model.
5th, specific embodiment
1~5 pair of specific embodiment of the present utility model makes brief description below in conjunction with the accompanying drawings.
A kind of gear-hobbing machine protective device with cutter shaft sealing as depicted, including workbench 1, big column 2 and post
3, the motor 14 that workpiece is driven to rotate is provided with close to 3 one side of post in the workbench 1, on the big column 2
Tool carrier driving gear 6 is provided with, knife rest 7 is provided on the tool carrier driving gear 6, is provided on the knife rest 7 and alters knife transmission dress
Put 31；
Protection bottom plate 11 is provided on the workbench 1, is provided with circular port 30 on the protection bottom plate 11, the circular port
30 openings are provided with the vertical annular projection 12 in 11 surface of protection bottom plate, and circular rotating cover is provided on the annular projection 12
13, which is connected by transmission shaft 15 with the rotating mechanism of motor 14；The circular rotating cover
Existing between 13 inner walls and annular projection 12 makes gap of the two without phase mutual friction；The bottom of the circular rotating cover 13 and protection
Existing between 11 surface of bottom plate makes gap of the two without phase mutual friction；13 top surface of circular rotating cover and protection bottom plate 11 are flat
Row, the 13 end face center position of circular rotating cover are provided with work piece holder 16,
2 both sides of big column are respectively arranged with the big column nose plate 9 extended to 1 both ends of workbench and big column tail
Endshield 22；
3 both sides of post are respectively arranged with the post nose plate 10 and post extended to 1 both ends of workbench
Tail end backplate 25；
The post nose plate 10, post tail end backplate 25, big column nose plate 9 and big column tail end backplate
22 block 1 both sides of workbench completely；
The protection bottom plate 11, which is located on the surface of 1 end of workbench, is provided with scrap collection bucket 24；
Shield 8 is provided on the tool carrier driving gear 6, post is provided on the 3 transmission mechanism position of post
Ring shield 4 is provided with visual windows 5 on the post ring shield 4；Described alter is provided with small leading screw on knife transmission device 31
Protective cover 32.
The circular rotating cover 13 is in the bowl-type being buckled to.
The small leading screw protective cover 32 includes fixed backplate 21 and moving apron 20, and the moving apron 20 is with altering knife transmission
Device 31 is fixedly connected close to one end of knife rest 7, and the fixed backplate 21 is consolidated with altering the one end of knife transmission device 31 away from knife rest 7
Fixed connection, is slidably connected between the fixed backplate 21 and moving apron 20, and the small leading screw protective cover 32 is filled with knife transmission is altered
31 movements are put to stretch.
Cutter shaft pedestal 17 is provided on the knife rest 7, cutter shaft 18 is provided on the cutter shaft pedestal 17, is set on the cutter shaft 18
Cutter is equipped with, 17 end of cutter shaft pedestal is provided with to prevent iron filings or dust from entering the cutter shaft end cover of cutter shaft 18
19。
The cutter shaft end cover 19 is nylon material, and 19 surface of cutter shaft end cover is rounded to be set around cutter shaft 18
Several threaded holes 29 are equipped with, the cutter shaft end cover 19 is fixedly connected with cutter shaft pedestal 17 by threaded hole 29 and bolt, institute
It states the opening of cutter shaft end cover 19 both sides and is both provided with groove 27, lip-shaped sealed ring 28 is both provided in the arbitrary groove 27,
Arbitrary 28 lip of lip-shaped sealed ring is contacted with 18 surface of cutter shaft, the inner wall of the 19 hollow mouth of cutter shaft end cover with
There are gaps between cutter shaft 18.
Several reinforcing ribs 23 are provided on the big column tail end backplate 22.
Several backplate reinforcing ribs 26 are provided on the post tail end backplate 25.
The course of work of this example：When using the utility model, the protection bottom plate 11 in the utility model is mounted on work
Make 1 surface of platform, protect on bottom plate 11 and be provided with circular port 30, it is vertical which is provided with 11 surface of protection bottom plate
Annular projection 12, be provided with circular rotating cover 13 on the annular projection 12, which passes through transmission
Axis 15 is connected with the rotating mechanism of motor 14；Existing between 13 inner wall of circular rotating cover and annular projection 12 makes the two nothing
The gap of phase mutual friction；Existing between 11 surface of the bottom of the circular rotating cover 13 and protection bottom plate makes the two without phase mutual friction
Gap；13 top surface of circular rotating cover is parallel with protection bottom plate 11, and the 13 end face center position of circular rotating cover is set
Have work piece holder 16, workpiece clamp on work piece holder 16, circular rotating cover 13 is driven by transmission shaft 15, motor 14 drive and
It rotates, so as to by work piece holder 16 workpiece be driven to rotate, annular projection 12 is used to prevent iron filings from rotating in circular rotating cover 13
While be brought into circular port 30, so ensure water, oil, iron filings isolates completely with workbench, prevent workbench pollution from damaging.Institute
Bowl-type of the circular rotating cover 13 in back-off is stated, the chip that processing generates can be made to be easier to flow down, prevents from impacting processing,
Convenient for recycling chip.
Cutter shaft end cover 19 is mounted on cutter shaft 18 close to the inside of cutter shaft pedestal 17, because cutter shaft 18 is closest to cutter
Machining area, cutter shaft end cover 19 are nylon material, and 19 surface of cutter shaft end cover is rounded to be set around cutter shaft 18
There are several threaded holes 29, the cutter shaft end cover 19 is fixedly connected with cutter shaft pedestal 17 by threaded hole 29 and bolt, described
The opening of cutter shaft end cover 19 both sides are both provided with groove 27, are both provided with lip-shaped sealed ring 28 in the arbitrary groove 27, appoint
28 lip of lip-shaped sealed ring of anticipating is contacted with 18 surface of cutter shaft, is sealed by lip, is prevented iron filings, moisture or dust
Cutter shaft is invaded, there are gap between the inner wall of the 19 hollow mouth of cutter shaft end cover and cutter shaft 18, avoids rotating in cutter shaft 18
When generate resistance.
The small leading screw protective cover 32 includes fixed backplate 21 and moving apron 20, and the moving apron 20 is with altering knife transmission
Device 31 is fixedly connected close to one end of knife rest 7, and the fixed backplate 21 is consolidated with altering the one end of knife transmission device 31 away from knife rest 7
Fixed connection, is slidably connected between the fixed backplate 21 and moving apron 20, and the small leading screw protective cover 32 is filled with knife transmission is altered
It puts 31 movements to stretch, is moved to maximum position with knife transmission device 31 is altered, fixed backplate 21 and moving apron 20 are still
Iron filings are blocked in overlapping, protect the small leading screw of knife rest.
The post nose plate 10, post tail end backplate 25, big column nose plate 9 and big column tail end backplate
22 block 1 both sides of workbench completely, and the chip generated during processing is avoided to splash, prevents that worker and equipment are caused to miss
Wound.
Post is provided with post ring shield 4 on 3 transmission mechanism position, is provided on the post ring shield 4
Visual windows 5, post ring shield 4 protect 3 dead head guide rail of post, leading screw and limit switch, prevent iron filings
It flies into and lathe is caused to damage.
One embodiment of the utility model is described in detail above, but the content is only the utility model
Preferred embodiment, it is impossible to be construed as limiting the scope of the utility model.It is all to be made according to application scope of the utility model
All the changes and improvements etc., should all still belong within the patent covering scope of the utility model.
Claims (7)
1. a kind of gear-hobbing machine protective device with cutter shaft sealing, described including workbench (1), big column (2) and post (3)
Close post (3) one side is provided with the motor (14) that workpiece is driven to rotate, the big column (2) in workbench (1)
On be provided with tool carrier driving gear (6), knife rest (7) is provided on the tool carrier driving gear (6), is provided on the knife rest (7)
Alter knife transmission device (31), it is characterised in that：
Protection bottom plate (11) is provided on the workbench (1), circular port (30), the circle are provided on the protection bottom plate (11)
Shape mouth (30) opening is provided with the vertical annular projection (12) in protection bottom plate (11) surface, is provided on the annular projection (12)
Circular rotating cover (13), circular rotating cover (13) center are connected by the rotating mechanism of transmission shaft (15) and motor (14)
It connects；Existing between circular rotating cover (13) inner wall and annular projection (12) makes gap of the two without phase mutual friction；The circle
Existing between the bottom of shape rotary cover (13) and protection bottom plate (11) surface makes gap of the two without phase mutual friction；The circular rotation
It is parallel with protection bottom plate (11) to turn cover (13) top surface, circular rotating cover (13) the end face center position is provided with work piece holder
(16),
Big column (2) both sides are respectively arranged with the big column nose plate (9) extended to workbench (1) both ends and big column
Tail end backplate (22)；
Post (3) both sides be respectively arranged with to workbench (1) both ends extend post nose plate (10) and it is small stand
Column tail end backplate (25)；
The post nose plate (10), post tail end backplate (25), big column nose plate (9) and big column tail end shield
Plate (22) blocks workbench (1) both sides completely；
The protection bottom plate (11), which is located on the surface of workbench (1) end, is provided with scrap collection bucket (24)；
Shield (8) is provided on the tool carrier driving gear (6), is provided on post (3) the transmission mechanism position small vertical
Column ring shield (4) is provided with visual windows (5) on the post ring shield (4)；Described alter sets on knife transmission device (31)
It is equipped with small leading screw protective cover (32).
2. a kind of gear-hobbing machine protective device with cutter shaft sealing according to claim 1, it is characterised in that：The circular rotation
Turn bowl-type of the cover (13) in back-off.
3. a kind of gear-hobbing machine protective device with cutter shaft sealing according to claim 1, it is characterised in that：The small leading screw
Protective cover (32) includes fixed backplate (21) and moving apron (20), the moving apron (20) are leaned on altering knife transmission device (31)
One end of nearly knife rest (7) is fixedly connected, and the fixed backplate (21) is consolidated with altering the one end of knife transmission device (31) away from knife rest (7)
Fixed connection, is slidably connected between the fixed backplate (21) and moving apron (20), and the small leading screw protective cover (32) is with altering knife
Transmission device (31) movement is stretched.
4. a kind of gear-hobbing machine protective device with cutter shaft sealing according to claim 1, it is characterised in that：The knife rest
(7) cutter shaft pedestal (17) is provided on, cutter shaft (18) is provided on the cutter shaft pedestal (17), knife is provided on the cutter shaft (18)
Tool, cutter shaft pedestal (17) end is provided with to prevent iron filings or dust from entering the cutter shaft end cover of cutter shaft (18)
(19)。
5. a kind of gear-hobbing machine protective device with cutter shaft sealing according to claim 4, it is characterised in that：The cutter shaft is close
Sealing end lid (19) is nylon material, and cutter shaft end cover (19) surface is rounded to be provided with several screw threads around cutter shaft (18)
Hole (29), the cutter shaft end cover (19) are fixedly connected with cutter shaft pedestal (17) by threaded hole (29) and bolt, the knife
Sealing end cap (19) opening both sides are both provided with groove (27), and lip-shaped sealed ring is both provided in the arbitrary groove (27)
(28), arbitrary lip-shaped sealed ring (28) lip is contacted with cutter shaft (18) surface, and the cutter shaft end cover (19) is hollow
There are gaps between the inner wall of mouth and cutter shaft (18).
6. a kind of gear-hobbing machine protective device with cutter shaft sealing according to claim 1, it is characterised in that：The big column
Several reinforcing ribs (23) are provided on tail end backplate (22).
7. a kind of gear-hobbing machine protective device with cutter shaft sealing according to claim 1, it is characterised in that：The post
Several backplate reinforcing ribs (26) are provided on tail end backplate (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721477767.9U CN207448020U (en) | 2017-11-08 | 2017-11-08 | A kind of gear-hobbing machine protective device with cutter shaft sealing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721477767.9U CN207448020U (en) | 2017-11-08 | 2017-11-08 | A kind of gear-hobbing machine protective device with cutter shaft sealing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207448020U true CN207448020U (en) | 2018-06-05 |
Family
ID=62254239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721477767.9U Active CN207448020U (en) | 2017-11-08 | 2017-11-08 | A kind of gear-hobbing machine protective device with cutter shaft sealing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207448020U (en) |
-
2017
- 2017-11-08 CN CN201721477767.9U patent/CN207448020U/en active Active
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