CN218312412U - End face direct-drive type cylindrical grinding drive positioning device - Google Patents
End face direct-drive type cylindrical grinding drive positioning device Download PDFInfo
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- CN218312412U CN218312412U CN202222149302.8U CN202222149302U CN218312412U CN 218312412 U CN218312412 U CN 218312412U CN 202222149302 U CN202222149302 U CN 202222149302U CN 218312412 U CN218312412 U CN 218312412U
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Abstract
The utility model discloses a terminal surface directly drives formula cylindrical grinder drive positioner, including location drive block, drive tailstock and top, the drive tailstock is connected on the lathe main shaft, and the axial locking of grinding work piece is treated to the central realization of the locking end of waiting grinding work piece of top location most advanced orientation, and the location drive block has the pivot and locates the location end and the drive end at the relative both ends of pivot respectively, and the lathe main shaft is connected through the drive tailstock to the location end of pivot, and the drive end of pivot has and waits the drive terminal surface that grinding work piece laminated mutually. In this way, the utility model discloses end face direct drive formula cylindrical grinder drive positioner can ensure axial fixity in the course of working, and end face direct drive does not need the substep to carry out, optimizes the clamping technology, reduces retooling time, and reduction in production cost can not receive the restriction and the influence of taking grinding work piece product kind, and the suitability is strong, can guarantee that the grinding does not have the interference in the cylindrical grinder, does not skid, improves cylindrical grinder machining efficiency greatly.
Description
Technical Field
The utility model relates to an excircle grinding technical field especially relates to a terminal surface directly drives formula excircle grinding drive positioner.
Background
The cylindrical grinding is mainly carried out on an external cylindrical grinder and is used for grinding the external cylinder, the external cone and the shaft shoulder end surface of the shaft workpiece.
The driving mode adopted in the existing cylindrical grinding process mainly comprises the following steps:
1. the driving pin device drives: the method needs step-by-step operation during processing, has complex procedures and high artificial error rate, and easily causes low processing efficiency;
2. expanding or clamping type driving: the manufacturing process is complex, the manufacturing cost is high, and the universality is poor; when different products are processed, the tooling needs to be redesigned, so that the manufacturing cost is increased; for the driving mode, the limitation of the processed product is large, the diameter of the processed product cannot be too large, and the clamping area of the processed product cannot be processed; the installation is troublesome and the structure is complex.
In conclusion, the existing cylindrical grinding driving mode has defects, and the problems of high manufacturing cost, complex process and low processing efficiency are easily caused.
SUMMERY OF THE UTILITY MODEL
The utility model mainly solves the technical problem of providing an end face direct-drive type cylindrical grinding drive positioning device, which can ensure that a workpiece to be ground is axially locked, ensure axial fixation in the machining process, and the end face direct drive does not need to be executed step by step, thereby optimizing the clamping process, reducing the die change time, reducing the production cost and improving the production efficiency; the end face direct drive is not limited and influenced by the type of a product with a grinding workpiece, the applicability is strong, a new tool does not need to be redesigned, the development cost of a new project is reduced, and the development period of the new project is shortened; the grinding is free from interference and slipping in the process of external grinding, and the processing efficiency of the external grinding is greatly improved.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides an end face directly drives formula peripheral milling drive positioner, includes:
the positioning driving block comprises a rotating shaft, a positioning end and a driving end which are respectively arranged at two opposite ends of the rotating shaft;
the driving tailstock is connected to a main shaft of the machine tool;
the positioning tip of the tip faces to the center of the locking end of the workpiece to be ground to realize axial locking of the workpiece to be ground;
the positioning end of the rotating shaft is connected with a main shaft of the machine tool through a driving tailstock, the driving end of the rotating shaft is provided with a driving end face which is attached to a workpiece to be ground, the driving end face is provided with a sand surface layer,
the positioning driving block directly drives the workpiece to be ground through the driving end face under the action of the driving tailstock, and drives the workpiece to be ground to rotate and process.
In a preferred embodiment of the present invention, the central axes of the driving tailstock, the driving positioning block and the tip coincide with each other.
In a preferred embodiment of the present invention, the positioning end of the rotating shaft has a plane surface, and at least a portion of the plane surface is connected to the driving tail seat.
In a preferred embodiment of the present invention, the driving tailstock is connected with at least two rotating shafts, the two rotating shafts are symmetrically disposed with respect to a central axis of the driving tailstock, and the two corresponding tangent planes of the two rotating shafts are disposed opposite to each other.
In a preferred embodiment of the present invention, the emery surface layer is a emery surface layer, and the emery is disposed on the driving end surface of the positioning driving block by means of embedding.
In a preferred embodiment of the present invention, the end face runout of the driving end face of the positioning driving block is not more than 0.01mm.
In a preferred embodiment of the present invention, the center tightly supports the workpiece to be ground by a pneumatic pre-tightening method.
The beneficial effects of the utility model are that: the end face direct-drive type cylindrical grinding drive positioning device can ensure that a workpiece to be ground is axially locked, ensures that the workpiece is axially fixed in the machining process, and ensures that the end face direct drive does not need to be executed step by step, thereby optimizing the clamping process, reducing the die change time, reducing the production cost and improving the production efficiency; the end face direct drive is not limited and influenced by the type of a product with a grinding workpiece, the applicability is strong, a new tool does not need to be redesigned, the development cost of a new project is reduced, and the development period of the new project is shortened; the grinding is free from interference and slipping in the process of external grinding, and the processing efficiency of the external grinding is greatly improved.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
fig. 1 is a schematic structural view of a preferred embodiment of the end-face direct-drive type cylindrical grinding driving positioning device of the present invention;
FIG. 2 is a schematic structural diagram of a preferred embodiment of the positioning driving block of the present invention;
FIG. 3 is a front view of a preferred embodiment of the positioning drive block of the present invention;
FIG. 4 is a top view of a preferred embodiment of the positioning drive block of the present invention;
FIG. 5 is a side view of a preferred embodiment of the positioning drive block of the present invention;
the parts in the drawings are numbered as follows:
100. the grinding machine comprises a driving tailstock 200, a positioning driving block 210, a positioning end 211, a plain section 220, a rotating shaft 230, a driving end 231, a driving end face 231-1, a sand surface layer 300, a tip 400 and a workpiece to be ground.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 5, an embodiment of the present invention includes:
the utility model provides an end face directly drives formula peripheral milling drive positioner, includes: the grinding machine comprises a positioning driving block 200, a driving tailstock 100 and an apex 300, wherein the driving tailstock 100 is connected to a main shaft of the machine tool, and the positioning tip of the apex 300 faces the center of a locking end of a workpiece 400 to be ground to realize axial locking of the workpiece 400 to be ground.
The center 300 tightly supports the workpiece 400 to be ground in a pneumatic pre-tightening mode, so that the workpiece is locked in the axial direction, and the axial direction is ensured to be fixed in the machining process.
Specifically, the positioning driving block 200 has a rotating shaft 220, and a positioning end 210 and a driving end 230 respectively disposed at two opposite ends of the rotating shaft 220, the positioning end 210 of the rotating shaft 220 is connected to the spindle of the machine tool through the driving tailstock 100, and the driving end 230 of the rotating shaft 220 has a driving end surface 231 attached to the workpiece 400 to be ground.
The positioning end 210 of the rotating shaft 220 has a flat surface 211, and at least a portion of the flat surface 211 is connected to the driving tailstock 100.
Further, the driving tailstock 100 is at least connected with two rotating shafts 220, the two rotating shafts 220 are symmetrically arranged with the central axis of the driving tailstock 100, and the planar sections 211 corresponding to the two rotating shafts 220 are oppositely arranged.
Further, the driving end 230 of the rotating shaft 220 is provided with a driving end surface 231 attached to the workpiece 400 to be ground, and the driving end surface 231 is provided with a sand surface layer 231-1, so that the contact friction force with the workpiece to be ground can be increased, and meanwhile, the bounce of the driving end surface 231 is ensured not to be larger than 0.01mm.
Preferably, the emery facing 231-1 is an emery facing, and emery is disposed on the driving end 231 of the positioning driving block 200 in an embedded manner.
The utility model discloses a will guarantee with the terminal surface spraying diamond dust of waiting grinding workpiece 400 laminating that the friction force coefficient of binding face is greater than the cutting force that processing bore far away, guarantee to wait grinding workpiece and location drive block cooperation to realize work piece axial direction locking, ensure that axial direction is fixed in the course of working.
The utility model discloses in, the central axis coincidence each other of drive tailstock 100, drive locating piece 200 and top 300, location drive block 200 passes through under the effect of drive tailstock 100 grinding work piece direct drive is treated to drive terminal surface 231, drives and treats grinding work piece 400 spin-finishing.
The utility model discloses a drive terminal surface direct drive, whole clamping positioning process does not need the substep to carry out like this, has optimized the clamping technology, and the installation is also convenient simple more, and the retooling time that has significantly reduced has also reduced manufacturing cost, has improved production efficiency.
In addition, the end face direct drive is adopted, so that the drive mode is not limited and influenced by the type of the product with the grinding workpiece, the applicability is strong, a new tool does not need to be redesigned, the development cost of a new project is reduced, and the development period of the new project is shortened.
The utility model discloses end face directly drives formula peripheral milling drive positioner's beneficial effect is:
the axial locking of a workpiece to be ground can be ensured, the axial fixation in the machining process is ensured, the direct drive of the end face does not need to be executed step by step, the clamping process is optimized, the die change time is reduced, the production cost is reduced, and the production efficiency is improved;
the end face direct drive is not limited and influenced by the type of a product with a grinding workpiece, the applicability is strong, a new tool does not need to be redesigned, the development cost of a new project is reduced, and the development period of the new project is shortened;
the grinding is free from interference and slipping in the process of external grinding, and the processing efficiency of the external grinding is greatly improved.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (7)
1. The utility model provides an end face directly drives formula peripheral milling drive positioner which characterized in that includes:
the positioning driving block comprises a rotating shaft, a positioning end and a driving end which are respectively arranged at two opposite ends of the rotating shaft;
the driving tailstock is connected to a main shaft of the machine tool;
the positioning tip of the tip faces to the center of the locking end of the workpiece to be ground to realize axial locking of the workpiece to be ground;
the positioning end of the rotating shaft is connected with a main shaft of the machine tool through a driving tailstock, the driving end of the rotating shaft is provided with a driving end face which is attached to a workpiece to be ground, the driving end face is provided with a sand surface layer,
the positioning driving block directly drives the workpiece to be ground through the driving end face under the action of the driving tailstock, and drives the workpiece to be ground to rotate and process.
2. The end face direct drive type cylindrical grinding drive positioning device according to claim 1, wherein the central axes of the drive tailstock, the drive positioning block and the top tip are coincident with each other.
3. The end-face direct-drive cylindrical grinding drive positioning device according to claim 1, wherein the positioning end of the rotating shaft has a flat section, and at least a portion of the flat section is connected to the drive tailstock.
4. The end-face direct-drive type cylindrical grinding drive positioning device according to claim 1, wherein the drive tailstock is connected with at least two rotating shafts, the two rotating shafts are symmetrically arranged with respect to the central axis of the drive tailstock, and the corresponding plane sections on the two rotating shafts are arranged oppositely.
5. The end-face direct-drive type cylindrical grinding driving and positioning device according to claim 1, wherein the emery surface layer is an emery surface layer, and emery is arranged on the driving end face of the positioning driving block in an embedded manner.
6. The end face direct drive type cylindrical grinding drive positioning device as claimed in claim 5, wherein the end face runout of the drive end face of the positioning drive block is not more than 0.01mm.
7. The end face direct drive type cylindrical grinding driving and positioning device according to claim 1, wherein the center is tightly pressed against a workpiece to be ground in a pneumatic pre-tightening mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222149302.8U CN218312412U (en) | 2022-08-16 | 2022-08-16 | End face direct-drive type cylindrical grinding drive positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222149302.8U CN218312412U (en) | 2022-08-16 | 2022-08-16 | End face direct-drive type cylindrical grinding drive positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218312412U true CN218312412U (en) | 2023-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222149302.8U Active CN218312412U (en) | 2022-08-16 | 2022-08-16 | End face direct-drive type cylindrical grinding drive positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218312412U (en) |
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2022
- 2022-08-16 CN CN202222149302.8U patent/CN218312412U/en active Active
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