CN204893536U - Main shaft protection pine sword mechanism - Google Patents
Main shaft protection pine sword mechanism Download PDFInfo
- Publication number
- CN204893536U CN204893536U CN201520579850.1U CN201520579850U CN204893536U CN 204893536 U CN204893536 U CN 204893536U CN 201520579850 U CN201520579850 U CN 201520579850U CN 204893536 U CN204893536 U CN 204893536U
- Authority
- CN
- China
- Prior art keywords
- main shaft
- cylinder
- cutter
- spindle drum
- loose cutter
- 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
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Abstract
The utility model relates to a main shaft protection pine sword mechanism, including the spindle drum, set up in main shaft body in the spindle drum, set up in loose sword cylinder on the spindle drum, the spindle drum top surface is equipped with the guide post, the cover has loose knife bottom plate on the guide post, the cover has the spring on the guide post, the spring is located pine knife bottom plate top surface with between the guide post top, pine sword cylinder with pine knife bottom plate top surface is connected, the cylinder pole of pine sword cylinder with the main shaft body is coaxial, the cylinder pole bottom of pine sword cylinder initial position with the clearance is left on main shaft body top. The utility model discloses utilize the spring to absorb pine sword cylinder and to the excessive thrust of main shaft body, protect main shaft body and bearing, the main shaft during operation, the cylinder pole bottom of pine sword cylinder initial position with the wearing and tearing that cylinder pole and main shaft are reduced to the clearance are left on main shaft body top, reduce the energy consumption.
Description
Technical field
The utility model relates to, particularly a kind of main shaft protection of a kind of main shaft protection cutter-removing mechanism cutter-removing mechanism.
Background technology
In recent years, along with the high speed development of China's economic, particularly the high speed development of high-speed railway, large-scale wind electricity equipment, domestic large Aircraft Project, large ocean equipment and auto manufacturing and engineering machinery, strengthens day by day to the demand of high accuracy, intelligent vertical machining center.
Automatic tool changer is a requisite device for Digit Control Machine Tool, the tool changing action of current lathe is mainly: drive source (oil cylinder or cylinder) is applied to active force on the loose tool-broaching mechanism of machine tool chief axis end by the action of its piston rod, by compressing the disk spring on loose tool-broaching mechanism, thus four claws on loose tool-broaching mechanism are opened, the clamping of main shaft handle of a knife is opened, and realizes tool changing action; When changing new handle of a knife, drive source rollback, piston rod shrinks, and distortion replied by disk spring, and four claws close, and cutter is clamped, and realizes tool changing.But main shaft is in exchanging knives process, the active force of drive source will produce huge impulsive force when touching main shaft pine tool-broaching mechanism, this impulsive force can be applied directly on main shaft bearing, affect life-span and the precision of bearing, thus cause the life-span of main shaft and precision greatly to shorten, can main shaft bearing be damaged to the pressure that main shaft produces.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is to provide a kind of main shaft protection cutter-removing mechanism.
The utility model solves the technical scheme that its technical problem adopts: a kind of main shaft protection cutter-removing mechanism, comprise spindle drum, the main shaft body be arranged in described spindle drum, the loose cutter cylinder be arranged on described spindle drum, described spindle drum end face is provided with lead, on described lead, cover has loose cutter base plate, on described lead, cover has spring, and described spring is between described loose cutter plate top surface and described lead top; Described loose cutter cylinder is connected with described loose cutter plate top surface, and the cylinder rod of described loose cutter cylinder is coaxial with described main shaft body, and gap is left at initial position and described main shaft body top in the cylinder rod bottom of described loose cutter cylinder.
Spring is utilized to absorb loose cutter cylinder to the excessive thrust of main shaft body in above-mentioned design; protection main shaft body and bearing; during main shaft work, the wearing and tearing that cylinder rod and main shaft are reduced in gap are left at initial position and described main shaft body top in the cylinder rod bottom of described loose cutter cylinder, reduce energy consumption.
As the further improvement of the design, described loose cutter plate top surface is threaded the adjustment column be enclosed within described lead, and described adjustment column is along described lead axial sliding movement, and described spring housing is between adjustment column top and described lead top.The pressure of described adjustment column regulating spring, is convenient to the balance of loose cutter and base plate.
As the further improvement of the design, described adjustment column is connected with umbrella shape packing ring, locking nut from bottom to top in turn, improves the stability of adjustment column.
As the further improvement of the design, bottom the cylinder rod of described loose cutter cylinder, be provided with dismountable cushion pad, prevent cylinder rod and main shaft body from damaging under strong shock.
As the further improvement of the design, be connected with gripper shoe between described loose cutter cylinder and described spindle drum, be threaded between described gripper shoe with described spindle drum support column, and described support column is used for built on stilts described gripper shoe and regulates gripper shoe height.Built on stilts gripper shoe is convenient to the cylinder rod position observing loose cutter cylinder, and described support column is convenient to regulate gripper shoe height, regulates the gap between the cylinder rod of loose cutter cylinder and main shaft body further.
As the further improvement of the design, described lead is four and lays respectively at four angles of described loose cutter base plate, effectively ensures the balance of loose cutter base plate.
The beneficial effects of the utility model are: the utility model utilizes spring to absorb loose cutter cylinder to the excessive thrust of main shaft body; protection main shaft body and bearing; during main shaft work; the wearing and tearing that cylinder rod and main shaft are reduced in gap are left at initial position and described main shaft body top in the cylinder rod bottom of described loose cutter cylinder, reduce energy consumption.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is perspective view of the present utility model.
Fig. 2 is side structure schematic diagram of the present utility model.
1. loose cutter cylinder, 2. umbrella shape packing rings, 3. loose cutter base plate in the drawings, 4. gripper shoe, 5. support column, 6. spindle drum, 7. main shaft body, 8. lead, 9. spring, 10. adjustment column, 11. locking nuts, 12. cushion pads.
Detailed description of the invention
The utility model is described in detail, illustrative examples wherein and illustrate and be only used for explaining the utility model below in conjunction with accompanying drawing and specific embodiment, but not as to restriction of the present utility model.
Embodiment: a kind of main shaft protection cutter-removing mechanism, comprise spindle drum 6, the main shaft body 7 be arranged in described spindle drum 6, the loose cutter cylinder 1 be arranged on described spindle drum 6, described spindle drum 6 end face is provided with lead 8, on described lead 8, cover has loose cutter base plate 3, on described lead 8, cover has spring 9, and described spring 9 is between described loose cutter plate top surface 3 and described lead 8 top; Described loose cutter cylinder 1 is connected with described loose cutter base plate 3 end face, and the cylinder rod of described loose cutter cylinder 1 is coaxial with described main shaft body 7, and gap is left at initial position and described main shaft body 7 top in the cylinder rod bottom of described loose cutter cylinder 1.
Spring 9 is utilized to absorb the excessive thrust of loose cutter cylinder 1 pair of main shaft body 7 in above-mentioned design; protection main shaft body 7 and bearing; during main shaft work; the wearing and tearing that cylinder rod and main shaft body 7 are reduced in gap are left at initial position and described main shaft body 7 top in the cylinder rod bottom of described loose cutter cylinder 1, reduce energy consumption.
As the further improvement of the design, described loose cutter base plate 3 end face is threaded the adjustment column 10 be enclosed within described lead 8, described adjustment column 10 is along described lead 8 axial sliding movement, and described spring 9 is enclosed between adjustment column 10 top and described lead 8 top.The pressure of described adjustment column 10 regulating spring 9, is convenient to the balance of loose cutter and base plate.
As the further improvement of the design, described adjustment column 10 is connected with umbrella shape packing ring 2, locking nut 11 from bottom to top in turn, improves the stability of adjustment column 10.
As the further improvement of the design, bottom the cylinder rod of described loose cutter cylinder 1, be provided with dismountable cushion pad 12, prevent cylinder rod and main shaft body 7 from damaging under strong shock.
As the further improvement of the design, gripper shoe 4 is connected with between described loose cutter cylinder 1 and described spindle drum 6, be threaded between described gripper shoe 4 with described spindle drum 6 support column 5, and described support column 5 is for making somebody a mere figurehead described gripper shoe 4 and regulating gripper shoe 4 height.Built on stilts gripper shoe 4 is convenient to the cylinder rod position observing loose cutter cylinder 1, and described support column 5 is convenient to regulate gripper shoe 4 height, regulates the gap between the cylinder rod of loose cutter cylinder 1 and main shaft body 7 further.
As the further improvement of the design, described lead 8 is four and lays respectively at four angles of described loose cutter base plate 3, effectively ensures the balance of loose cutter base plate 3.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (6)
1. a main shaft protection cutter-removing mechanism, comprise spindle drum, the main shaft body be arranged in described spindle drum, the loose cutter cylinder be arranged on described spindle drum, it is characterized in that, described spindle drum end face is provided with lead, on described lead, cover has loose cutter base plate, on described lead, cover has spring, and described spring is between described loose cutter plate top surface and described lead top; Described loose cutter cylinder is connected with described loose cutter plate top surface, and the cylinder rod of described loose cutter cylinder is coaxial with described main shaft body, and gap is left at initial position and described main shaft body top in the cylinder rod bottom of described loose cutter cylinder.
2. a kind of main shaft protection cutter-removing mechanism according to claim 1; it is characterized in that; described loose cutter plate top surface is threaded the adjustment column be enclosed within described lead, and described adjustment column is along described lead axial sliding movement, and described spring housing is between adjustment column top and described lead top.
3. a kind of main shaft protection cutter-removing mechanism according to claim 2, it is characterized in that, described adjustment column is connected with umbrella shape packing ring, locking nut from bottom to top in turn.
4. a kind of main shaft protection cutter-removing mechanism according to claim 1, is characterized in that, be provided with dismountable cushion pad bottom the cylinder rod of described loose cutter cylinder.
5. a kind of main shaft protection cutter-removing mechanism according to claim 1; it is characterized in that; gripper shoe is connected with between described loose cutter cylinder and described spindle drum; be threaded between described gripper shoe with described spindle drum support column, and described support column is used for built on stilts described gripper shoe and regulates gripper shoe height.
6. a kind of main shaft protection cutter-removing mechanism according to any one of claim 1-5, it is characterized in that, described lead is four and lays respectively at four angles of described loose cutter base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520579850.1U CN204893536U (en) | 2015-08-05 | 2015-08-05 | Main shaft protection pine sword mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520579850.1U CN204893536U (en) | 2015-08-05 | 2015-08-05 | Main shaft protection pine sword mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204893536U true CN204893536U (en) | 2015-12-23 |
Family
ID=54915748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520579850.1U Expired - Fee Related CN204893536U (en) | 2015-08-05 | 2015-08-05 | Main shaft protection pine sword mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204893536U (en) |
-
2015
- 2015-08-05 CN CN201520579850.1U patent/CN204893536U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20151223 Termination date: 20200805 |