CN212286925U - Micro-drilling composite cylindrical grinding machine - Google Patents
Micro-drilling composite cylindrical grinding machine Download PDFInfo
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- CN212286925U CN212286925U CN202021065261.9U CN202021065261U CN212286925U CN 212286925 U CN212286925 U CN 212286925U CN 202021065261 U CN202021065261 U CN 202021065261U CN 212286925 U CN212286925 U CN 212286925U
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Abstract
The utility model discloses a micro-drilling composite cylindrical grinding machine, which comprises a machine body, two cross guide rails, two main shaft assemblies, a pneumatic feeding assembly, a pneumatic discharging assembly, a grinding rod assembly and a double-body grinding assembly; the two cross guide rails are arranged in front of the upper plane of the lathe bed from left to right, the left cross guide rail is provided with a pneumatic feeding assembly and a spindle assembly, and the right cross guide rail is provided with a pneumatic discharging assembly and a spindle assembly; the grinding rod assembly is arranged on the upper plane of the machine body behind the cross guide rail on the left side, and the double-body grinding assembly is arranged on the upper plane of the machine body behind the cross guide rail on the right side; the central axes of rotation of the grinding rod assembly and the double-body grinding assembly are parallel to the central axes of the two spindle assemblies and are in the same horizontal plane. The micro-drilling composite cylindrical grinding machine can complete multi-process machining of micro-drilling blanks on one device, the machining and feeding and discharging processes are automatically controlled, and machined products are high in precision and production efficiency.
Description
Technical Field
The utility model belongs to the technical field of machining, concretely relates to little compound cylindrical grinder that bores.
Background
The dental needle, the orthopedic grinding head, the micro-hole processing drill bit of the PCB and the like belong to micro-drilling products, and due to the special use environment, the processing precision is guaranteed to be very important. The micro-drilling process has two procedures, namely, the blank processing, namely the appearance processing of the micro-drill, and the processing of various tooth shapes at the blade part, wherein the quality assurance of the blank processing is the premise of the quality assurance of the whole product. The micro-drill blank processing comprises four specific procedures, namely rod part cylindrical grinding, rod part end chamfering, blade part cylindrical grinding and neck conical grinding. The existing micro-drill blank processing method adopts the mode that processing of each procedure is independently completed on different special equipment, so that the accumulated error of a processed product is increased due to multiple clamping and positioning, the product precision is influenced, and the efficiency is too low. Therefore, it is necessary to provide a processing technique for completing the micro-drilling blank processing on one device, and the feeding, discharging and processing processes are automatically controlled, so that the processing precision and the processing efficiency of the product can be improved.
Disclosure of Invention
An object of the utility model is to overcome prior art's is not enough, provides one kind and accomplishes a plurality of processes of boring blank a little on an equipment and the course of working and go up the compound cylindrical grinder of boring a little that unloading can automatic control.
The technical scheme for realizing the purpose is as follows: the utility model provides a compound cylindrical grinder of micro-drill, it includes lathe bed, two cross guide rails, two main shaft assembly, pneumatic material loading subassembly, pneumatic subassembly, grinding pin subassembly and two-body grinding subassembly, its characterized in that of unloading: the two cross guide rails are arranged in front of the upper plane of the lathe bed on the left and right sides, the pneumatic feeding assembly and the spindle assembly are arranged on the left cross guide rail, and the pneumatic discharging assembly and the spindle assembly are arranged on the right cross guide rail; the grinding rod assembly is arranged on the upper plane of the machine body behind the cross guide rail on the left side, and the double-body grinding assembly is arranged on the upper plane of the machine body behind the cross guide rail on the right side; when the grinding rod assembly is in a non-rotating state, the rotation central axes of the grinding rod assembly and the double-body grinding assembly are parallel to the central axes of the two spindle assemblies and are in the same horizontal plane.
Furthermore, in the micro-drilling composite cylindrical grinding machine, each cross guide rail comprises a longitudinal guide rail and a transverse guide rail, and the transverse guide rails are arranged on the longitudinal guide rails.
Furthermore, in the micro-drilling composite cylindrical grinding machine, each spindle assembly comprises a spindle motor, a pneumatic chuck and a guide sleeve, one end of the rotation center of the spindle motor is provided with the guide sleeve, and the other end of the rotation center of the spindle motor is provided with the pneumatic chuck; the left spindle assembly is arranged at the right end of the left transverse guide rail, the right spindle assembly is arranged at the left end of the right transverse guide rail, and the pneumatic chucks of the two spindle assemblies are arranged oppositely.
Further, among the compound cylindrical grinder of little brill, pneumatic material loading subassembly include ejector pin, magazine and locating lever, pneumatic material loading subassembly sets up on left transverse guide, and the magazine is located left side of left side main shaft subassembly, and the ejector pin is located the left side of magazine, and the locating lever sets up the front side at left side main shaft subassembly, and the magazine lower part is equipped with the perforation with work piece looks adaptation, the central axis of ejector pin, fenestrate the central axis and the central axis of left side main shaft subassembly are coaxial.
Furthermore, in the micro-drilling composite cylindrical grinding machine, the pneumatic discharging assembly is arranged at the right end of the right transverse guide rail, and the central axis of the ejector rod of the pneumatic discharging assembly is coaxial with the central axis of the right main shaft assembly.
Further, in the micro-drilling composite cylindrical grinding machine, the grinding rod assembly comprises a rotary table, a grinding rod motor and a grinding rod grinding wheel, the rotary table is arranged on the machine body, the grinding rod motor is arranged on the rotary table, and the grinding rod grinding wheel is arranged at the right end of the grinding rod motor.
Further, in the micro-drilling composite cylindrical grinding machine, the double-body grinding assembly comprises a double-body motor, a blade grinding wheel and a neck grinding wheel, the double-body motor is arranged on the machine body, the blade grinding wheel is arranged at the left end of the double-body motor, and the neck grinding wheel is arranged at the right end of the double-body motor.
The utility model has the effects that: according to the micro-drilling composite cylindrical grinding machine manufactured by the scheme, the rod part cylindrical grinding, the rod part end chamfering, the blade part cylindrical grinding and the neck part conical grinding of a micro-drilling blank can be completed on one device, the processing and feeding and discharging processes are automatically controlled, the processed product is high in precision, and the production efficiency is high.
Drawings
Figure 1 is a schematic view of an embodiment of the present invention with the grinding bar assembly and double grinding assembly removed.
Fig. 2 is a top view of fig. 1.
Fig. 3 is a view from direction a in fig. 2.
Fig. 4 is a view from direction B in fig. 2.
In the figure: 1. the grinding machine comprises a machine body, 2 parts of a cross guide rail, 3 parts of the cross guide rail, 2301 parts of a longitudinal guide rail, 2302 parts of a transverse guide rail, 4 parts of a spindle assembly, 5 parts of the spindle assembly, 4501 parts of a spindle motor, 4502 parts of a pneumatic chuck, 4503 parts of a guide sleeve, 6 parts of a pneumatic feeding assembly, 601 parts of a push rod, 602 parts of a material box, 603 parts of a through hole, 604 parts of a positioning rod, 7 parts of a pneumatic discharging assembly, 701 parts of a push rod, 8 parts of a grinding rod assembly, 801 parts of a rotary table, 802 parts of a grinding rod motor, 803 parts of a grinding rod grinding wheel, 9 parts of a double-body grinding assembly, 901 parts of a double-body motor.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1-4, the utility model relates to a compound cylindrical grinder of little brill, it includes lathe bed 1, two cross guide rails 2 and 3, two main shaft assembly 4 and 5, pneumatic material loading subassembly 6, pneumatic subassembly 7 of unloading, grinding pin subassembly 8 and two-body grinding subassembly 9, its characterized in that: the two cross guide rails 2 and 3 are arranged in front of the upper plane of the lathe bed 1 in the left-right direction, the cross guide rail 2 is provided with a pneumatic feeding assembly 6 and a spindle assembly 4, and the cross guide rail 3 is provided with a pneumatic discharging assembly 7 and a spindle assembly 5; the grinding rod assembly 8 is arranged on the upper plane of the lathe bed 1 behind the cross guide rail 2, and the double-body grinding assembly 9 is arranged on the upper plane of the lathe bed 1 behind the cross guide rail 3; when the grinding rod assembly 8 is in a non-rotating state, the rotation central axes of the grinding rod assembly 8 and the double-body grinding assembly 9 and the central axes of the two spindle assemblies 4 and 5 are parallel to each other and in the same horizontal plane. In operation, the grinding bar assembly 8 and the double grinding assembly 9 do not move.
As shown in fig. 1-4, in the micro-drilling compound cylindrical grinding machine, the cross rails 2 and 3 each include a longitudinal rail 2301 and a cross rail 2302, and the cross rail 2302 is disposed on the longitudinal rail 2301. During operation, the longitudinal guide rail 2301 can drive the transverse guide rail 2302 to move longitudinally, and the transverse guide rails 2302 on the left side and the right side can respectively drive the spindle assembly 4, the pneumatic feeding assembly 6, the spindle assembly 5 and the pneumatic discharging assembly 7 to move transversely.
As shown in fig. 1, in the micro-drilling composite cylindrical grinding machine, each of the spindle assemblies 4 and 5 includes a spindle motor 4501, a pneumatic chuck 4502 and a guide sleeve 4503, one end of the rotation center of the spindle motor 4501 is provided with the guide sleeve 4503, and the other end is provided with the pneumatic chuck 4502; the spindle assembly 4 is arranged at the right end of the left lateral guide rail 2302, the spindle assembly 5 is arranged at the left end of the right lateral guide rail 2302, and the pneumatic chucks 4502 on the two spindle assemblies 4 and 5 are arranged oppositely; during working, the pneumatic chuck 4502 can be tightened or opened according to working requirements, a workpiece or an ejector rod can penetrate through an inner hole of the guide sleeve 4503, and during grinding, the pneumatic chuck 4502 drives the workpiece to rotate.
As shown in fig. 1-3, in the micro-drilling compound cylindrical grinding machine, the pneumatic feeding assembly 6 includes a push rod 601, a magazine 602 and a positioning rod 604, the pneumatic feeding assembly 6 is disposed on a left lateral guide rail 2302, the magazine 602 is disposed on the left side of the spindle assembly 4, the push rod 601 is disposed on the left side of the magazine 602, the positioning rod 604 is disposed on the front side of the spindle assembly 4, a through hole 603 adapted to a workpiece is disposed at the lower portion of the magazine 602, and a central axis of the push rod 601, a central axis of the through hole 603 and a central axis of the spindle assembly 4 are coaxial; the ejector rod 601 can push the workpiece in the through hole 603 to pass through the inner hole of the guide sleeve 4503 on the spindle assembly 4 to the opened pneumatic chuck 4502 on the spindle assembly 4 to finish feeding; during loading, the positioning rod 604 swings to the right of the pneumatic chuck 4502 on the spindle assembly 4 to ensure that the workpiece extends out of the length of the pneumatic chuck 4502, and after loading is finished, the pneumatic chuck 4502 is tightened and the positioning rod 604 swings away.
As shown in fig. 1 and 2, in the micro-drilling composite cylindrical grinding machine, the pneumatic discharging assembly 7 is arranged at the right end of the right lateral guide rail 2302, the central axis of the ejector rod 701 of the pneumatic discharging assembly 7 is coaxial with the central axis of the spindle assembly 5, the ejector rod 701 can pass through the inner hole of the guide sleeve 4503 on the spindle assembly 5 to push out the opened workpiece on the pneumatic chuck 4502, so that the workpiece falls into the material receiving box to complete discharging, and then the ejector rod 701 returns.
As shown in fig. 2 and 3, in the micro-drilling composite cylindrical grinding machine, the grinding rod assembly 8 includes a turntable 801, a grinding rod motor 802 and a grinding rod grinding wheel 803, the turntable 801 is disposed on the machine body 1, the grinding rod motor 802 is disposed on the turntable 801, the grinding rod grinding wheel 803 is disposed at the right end of the grinding rod motor 802, the grinding rod grinding wheel 803 rotates, and chamfering grinding of the outer circle of the rod portion and the end portion of the rod portion of the workpiece can be completed through the linkage of the cross guide rail 2 and the rotation of the turntable 801.
As shown in fig. 2 and 4, in the micro-drilling composite cylindrical grinding machine, the double-body grinding assembly 9 includes a double-body motor 901, a sharpening grinding wheel 902 and a neck grinding wheel 903, the double-body motor 901 is disposed on the machine body 1, the left end of the double-body motor 901 is provided with the sharpening grinding wheel 902, the right end is provided with the neck grinding wheel 903, the sharpening grinding wheel 902 and the neck grinding wheel 903 rotate simultaneously, and through the linkage of the cross guide rail 3, the grinding of the edge portion outer circle and the neck conical surface of the workpiece can be sequentially completed, and the neck grinding wheel 903 is a formed grinding wheel.
The whole processing process of the workpiece comprises the first step of completing feeding by the pneumatic feeding assembly 6; secondly, the cross guide rail 2 is linked, the pneumatic chuck 4502 of the main shaft assembly 4 clamps the blade part and the neck part of the workpiece to rotate, and the pneumatic chuck and the grinding rod assembly 8 finish the cylindrical grinding of the rod part of the workpiece; thirdly, the linkage of the cross guide rail 2 and the rotation of the turntable 801 of the grinding rod assembly 8 finish the chamfering grinding of the end part of the rod part of the workpiece again; fourthly, the cross guide rails 2 and 3 are linked simultaneously, so that the pneumatic chucks 4502 on the spindle assemblies 4 and 5 are coaxial, the cross guide rail 2 moves rightwards, the rod part of the workpiece enters the pneumatic chuck 4502 of the spindle assembly 5 and is clamped, the cross guide rail 2 moves reversely, the cross guide rail 3 is linked, the pneumatic chuck 4502 clamps the rod part of the workpiece and then drives the workpiece to rotate, and the workpiece and the grinding wheel 902 of the double-body grinding assembly 9 finish the cylindrical grinding of the edge part of the workpiece; fifthly, the cross guide rail 3 is linked to finish the grinding of the conical surface of the neck of the workpiece with a neck grinding wheel 903 of the double-body grinding assembly 9; and sixthly, the pneumatic discharging component 7 finishes discharging, and one workpiece is machined. When the workpiece on the spindle assembly 4 is transferred to the spindle assembly 5, the spindle assembly 4 is reloaded and grinding and chamfering are started.
All the working procedures are automatically controlled by a control program, and the manual work is only responsible for adding materials to the feeding box and replacing the material receiving box filled with the finished product.
Claims (7)
1. The utility model provides a compound cylindrical grinder of little brill which characterized in that: the double-body grinding machine comprises a machine body, two cross guide rails, two main shaft assemblies, a pneumatic feeding assembly, a pneumatic discharging assembly, a grinding rod assembly and a double-body grinding assembly; the two cross guide rails are arranged in front of the upper plane of the lathe bed on the left and right sides, the pneumatic feeding assembly and the spindle assembly are arranged on the left cross guide rail, and the pneumatic discharging assembly and the spindle assembly are arranged on the right cross guide rail; the grinding rod assembly is arranged on the upper plane of the machine body behind the cross guide rail on the left side, and the double-body grinding assembly is arranged on the upper plane of the machine body behind the cross guide rail on the right side; when the grinding rod assembly is in a non-rotating state, the rotation central axes of the grinding rod assembly and the double-body grinding assembly are parallel to the central axes of the two spindle assemblies and are in the same horizontal plane.
2. The micro-drilling composite cylindrical grinding machine according to claim 1, characterized in that: the cross guide rails each comprise a longitudinal guide rail and a transverse guide rail, and the transverse guide rails are arranged on the longitudinal guide rails.
3. The micro-drilling composite cylindrical grinding machine according to claim 1, characterized in that: each spindle assembly comprises a spindle motor, a pneumatic chuck and a guide sleeve, the guide sleeve is arranged at one end of the rotation center of the spindle motor, and the pneumatic chuck is arranged at the other end of the rotation center of the spindle motor; the left spindle assembly is arranged at the right end of the left transverse guide rail, the right spindle assembly is arranged at the left end of the right transverse guide rail, and the pneumatic chucks of the two spindle assemblies are arranged oppositely.
4. The micro-drilling composite cylindrical grinding machine according to claim 1, characterized in that: the pneumatic feeding assembly comprises an ejector rod, a material box and a positioning rod, the pneumatic feeding assembly is arranged on a left transverse guide rail, the material box is located on the left side of a left main shaft assembly, the ejector rod is located on the left side of the material box, the positioning rod is arranged on the front side of the left main shaft assembly, a through hole matched with a workpiece is formed in the lower portion of the material box, and the central axis of the ejector rod, the central axis of the through hole and the central axis of the left main shaft assembly are coaxial.
5. The micro-drilling composite cylindrical grinding machine according to claim 1, characterized in that: the pneumatic discharging assembly is arranged at the right end of the right transverse guide rail, and the central axis of the ejector rod of the pneumatic discharging assembly is coaxial with the central axis of the right main shaft assembly.
6. The micro-drilling composite cylindrical grinding machine according to claim 1, characterized in that: the grinding rod assembly comprises a turntable, a grinding rod motor and a grinding rod grinding wheel, the turntable is arranged on the lathe bed, the grinding rod motor is arranged on the turntable, and the grinding rod grinding wheel is arranged at the right end of the grinding rod motor.
7. The micro-drilling composite cylindrical grinding machine according to claim 1, characterized in that: the double-body grinding component comprises a double-body motor, a blade grinding wheel and a neck grinding wheel, the double-body motor is arranged on the machine body, the blade grinding wheel is arranged at the left end of the double-body motor, and the neck grinding wheel is arranged at the right end of the double-body motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021065261.9U CN212286925U (en) | 2020-06-11 | 2020-06-11 | Micro-drilling composite cylindrical grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021065261.9U CN212286925U (en) | 2020-06-11 | 2020-06-11 | Micro-drilling composite cylindrical grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212286925U true CN212286925U (en) | 2021-01-05 |
Family
ID=73941663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021065261.9U Active CN212286925U (en) | 2020-06-11 | 2020-06-11 | Micro-drilling composite cylindrical grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212286925U (en) |
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2020
- 2020-06-11 CN CN202021065261.9U patent/CN212286925U/en active Active
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