CN220007161U - Grinding equipment for chamfering end face of valve tappet - Google Patents
Grinding equipment for chamfering end face of valve tappet Download PDFInfo
- Publication number
- CN220007161U CN220007161U CN202321146154.2U CN202321146154U CN220007161U CN 220007161 U CN220007161 U CN 220007161U CN 202321146154 U CN202321146154 U CN 202321146154U CN 220007161 U CN220007161 U CN 220007161U
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- Prior art keywords
- clamping
- grinding
- chamfering
- tube
- seat
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- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000003754 machining Methods 0.000 abstract description 7
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The utility model discloses grinding equipment for chamfering end surfaces of valve lifters, which comprises a machine table, wherein a clamping assembly for clamping a workpiece and a grinding assembly for grinding and chamfering the workpiece are arranged on the machine table, a fixed seat is fixedly connected to the machine table, a rotating seat is rotatably arranged on the fixed seat and can rotate relative to the fixed seat, and when the rotating seat drives the clamping assembly to rotate to a certain angle according to a chamfering angle, the rotating seat can be fixedly connected with the fixed seat through a threaded piece; the chamfering machining mode is changed, the chamfering is machined by grinding, the chamfering is machined in a mode similar to end face grinding, the position of the workpiece relative to the grinding assembly is adjusted, the clamping angle of the workpiece is adjusted to be the angle required by the chamfering, the chamfering can be ground, the machining efficiency can be effectively improved, and the machining cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of grinding equipment, and particularly relates to grinding equipment for chamfering end faces of valve lifters.
Background
The bottom end face of the welded tappet is made of tungsten steel hard alloy, when the welded tappet is used, the face edge chamfering is required to avoid scraping the cam by the edge of the tappet, but the tungsten steel is high in hardness, and when the traditional turning is used, a CBN cutter is required, so that the processing speed is low and the cost is high.
Therefore, there is a need to design a processing device that can efficiently chamfer the valve lifter and reduce the processing cost.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides grinding equipment for chamfering the end face of the valve tappet, which has high processing efficiency and low processing cost.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a grinding equipment for valve tappet terminal surface chamfer processing, includes the board, install the clamping subassembly that is used for clamping work piece and carry out the grinding subassembly of grinding chamfer to the work piece on the board, the rigid coupling has the fixing base on the board, rotate on the fixing base and install the rotation seat, the rotation seat can rotate relative fixing base, when the rotation seat drives the clamping subassembly according to the chamfer angle and rotates to certain angle, the rotation seat accessible screw member with the fixing base is connected fixedly.
Preferably, the top of the fixing seat is fixedly connected with a scale ring, and the scale ring surrounds the circumference of the rotating seat to limit the rotation of the guiding rotating seat.
Preferably, the rotating seat is provided with a central hole at the rotating center, a central bolt is inserted into the central hole, the fixing seat is provided with a threaded hole, and the central bolt can be screwed into the threaded hole to be in threaded fit with the threaded hole, so that the rotating seat is tightly pressed and fixed on the fixing seat.
Preferably, the clamping assembly comprises a clamping table, a clamping tube and a clamping fixture, wherein the clamping table is positioned above the rotating table, the clamping tube is movably inserted on the clamping table, the clamping fixture is arranged at one end of the clamping tube, the clamping fixture comprises a frustum inserted into the clamping tube and clamping arc plates fixedly connected to the frustum part, a plurality of clamping arc plates are uniformly arranged at intervals along the circumferential direction of the frustum, and the inner cambered surfaces of all the clamping arc plates surround to form a slot for inserting a workpiece; when the workpiece is inserted into the slot, at least part of the frustum and the clamping arc plate sequentially enter the clamping tube, the inner diameter of the clamping tube is smaller than the outer diameter surrounded by the clamping arc plate, and the inner wall of the clamping tube can extrude the clamping arc plate so that the clamping arc plate clamps the workpiece; and a limiting table for limiting the depth of the clamping fixture inserted into the clamping tube is fixedly connected to one end, far away from the frustum, of the clamping arc plate, and the limiting table is propped against the opening of the clamping tube.
Preferably, one end of the clamping tube far away from the clamping fixture is fixedly connected with a limiting table for limiting the end of the clamping tube to completely submerge into the clamping table, and the other end of the clamping tube is detachably provided with a limiting ring for limiting the retraction depth of the clamping tube.
Preferably, the clamping table is provided with a limit bolt, and when the clamping tube drives the limit ring to extend outwards relative to the clamping table, the limit ring can interfere with the head of the limit bolt.
Preferably, the grinding assembly is a grinding wheel grinder, and the grinding assembly is adjustably mounted on the clamping table through a manual sliding table.
The utility model has the technical effects that: the chamfering machining mode is changed, the chamfering is machined by grinding, the chamfering is machined in a mode similar to end face grinding, the position of the workpiece relative to the grinding assembly is adjusted, the clamping angle of the workpiece is adjusted to be the angle required by the chamfering, the chamfering can be ground, the machining efficiency can be effectively improved, and the machining cost is reduced.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of the clamping assembly.
Fig. 3 is a schematic structural view of the clamping fixture.
The reference numerals of the main technical characteristics in the drawings are as follows: 1. a machine table; 2. clamping the assembly; 21. a fixing seat; 22. a rotating seat; 23. a scale ring; 24. a center bolt; 3. a grinding assembly; 31. a grinding frame; 32. grinding the motor; 33. grinding wheel; 34. hand-operated sliding table; 41. clamping table; 42. clamping the tube; 43. clamping a clamp; 44. a limiting table; 45. a grab handle; 46. a limiting ring; 47. pressing the bolt; 48. a rotating handle; 49. a limit bolt; 51. a frustum; 52. clamping the arc plate; 53. a restriction stage; 6. a workpiece.
Description of the embodiments
The utility model is further illustrated by the following detailed description and the accompanying drawings.
As shown in fig. 1-3, the grinding equipment for chamfering the end face of the valve tappet comprises a machine table 1, wherein a clamping assembly 2 and a grinding assembly 3 are arranged on the machine table 1.
Further, a fixed seat 21 is fixedly installed on the machine table 1, a rotating seat 22 is rotatably installed on the fixed seat 21, and the clamping assembly 2 is installed on the rotating seat; a scale ring 23 is fixedly connected to the top of the fixed seat 21, the scale ring 23 surrounds the rotating seat 22 circumferentially to limit the rotation of the guiding rotating seat, and the rotating seat 22 is inserted into the scale ring 23 in a matched manner so as to be rotatably connected with the fixed seat 21; the rotating seat is provided with a central hole at the rotating center, a central bolt 24 is inserted into the central hole, a threaded hole is formed in the fixed seat 21, and the central bolt 24 can be screwed into the threaded hole to be in threaded fit with the threaded hole so as to tightly press and fix the rotating seat on the fixed seat 21; when the position of the workpiece 6 on the clamping assembly 2 needs to be adjusted, the central bolt 24 is unscrewed, the rotating seat 22 drives the clamping assembly 2 to rotate to a certain angle according to a required chamfering angle, the central bolt 24 is screwed down, the head of the bolt compresses the rotating seat, and the rotating seat 22 can be fixedly connected with the fixed seat 21 through the central bolt 24.
Specifically, the clamping assembly 2 includes a clamping table 41, a clamping tube 42 and a clamping fixture 43, wherein the clamping table 41 is fixedly connected to the rotary table, a through hole is formed in the clamping table, the clamping tube 42 is arranged in the through hole in a penetrating manner, and the clamping fixture 43 is mounted on the clamping tube; a limiting table 44 is fixedly connected to one end, far away from the clamping fixture 43, of the clamping tube 42, a grab handle 45 is fixedly connected to one end of the limiting table 44, a limiting ring 46 is sleeved on the other end of the limiting table, a limiting hole is formed in the side wall of the limiting ring 46, a pressing bolt 47 is in threaded fit in the limiting hole, and the bottom of the pressing bolt 47 is pressed against the outer wall of the clamping tube 42 so as to limit and fix the limiting ring 46 on the clamping tube 42; the clamping tube 42 is mounted on the clamping table 41 in a limiting manner through a limiting ring 46 and a limiting table 44 so as to limit the separation of the clamping tube 42 and the clamping table 41.
Further, a rotating handle 48 is installed on the outer wall of the clamping table 41, and a processing person can pull the rotating handle 48 to drive the clamping table 41 to rotate.
Further, a limit bolt 49 is mounted on the clamping table 41, the limit bolt 49 is located below the clamping tube 42, one end of the limit bolt 49 is in threaded fit with the clamping table 41, the head of the bolt at the other end is located at one side of the limit ring 46 away from the clamping table 41 and is pressed against the limit ring 46, and when the clamping tube 42 drives the limit ring 46 to extend outwards relative to the clamping table 41, the limit ring 46 interferes with the head of the limit bolt 49; through the setting of spacing ring 46 and spacing bolt 49, the movable stroke of clamping pipe 42 when processing the chamfer is restricted to improve the stability and the security of processing.
Specifically, the clamping fixture 43 includes a frustum 51 and a clamping arc plate 52, the clamping arc plate 52 is fixedly connected to a large end face of the frustum 51, a plurality of clamping arc plates are uniformly arranged at intervals along the circumferential direction of the frustum 51, and a limiting table 53 is fixedly connected to one end of the clamping arc plate 52 far from the frustum 51; the clamping arc plate 52 is formed by separating flange disc-shaped pipe bodies fixedly connected to the frustum 51 through separation grooves uniformly formed around the central shaft of the pipe bodies; wherein, the outer diameter of the main body of the flange disc-shaped tube body is larger than the inner diameter of the clamping tube 42, a slot is arranged in the main body, and the workpiece 6 can be inserted into the slot in a matching way; after the workpiece 6 is inserted into the slot, at least part of the frustum 51 and the flange-shaped tube body sequentially enter the clamping tube 42, the inner wall of the clamping tube 42 can squeeze the clamping arc plate 52 to enable the clamping arc plate 52 to clamp the workpiece 6, and meanwhile, the limiting table 53 is abutted against the clamping tube 42 to rapidly limit and install the clamping clamp 43 on the clamping tube 42, so that machining efficiency is effectively improved.
Further, the grinding assembly 3 is an existing grinding wheel 33 grinder, and comprises a grinding frame 31, a grinding motor 32 is mounted on the grinding frame 31, a grinding wheel 33 is fixedly connected to an output shaft of the grinding motor 32, and the grinding table is adjustably mounted on the clamping table 41 through a hand-operated sliding table 34; the hand-operated sliding table 34 is a prior art, and may be a screw sliding table commonly used for lathe processing.
The specific implementation process of the utility model is as follows: when the valve tappet needs to be chamfered, the workpiece 6 is installed on the clamping tube 42 through the clamping fixture 43, the rotating table drives the clamping table 41 to rotate for a certain angle and then is fixed through the center bolt 24, the handle of the hand-operated sliding table 34 is rotated, and after the hand-operated sliding table 34 is fed to a certain position, the grinding motor 32 is started to grind and chamfer the workpiece 6.
The above embodiments are merely examples of the present utility model, but the present utility model is not limited thereto, and the present utility model may be applied to similar products, and any person skilled in the art who is skilled in the field of the present utility model shall make changes or modifications within the scope of the present utility model.
Claims (7)
1. A grinding equipment for valve tappet terminal surface chamfer processing, its characterized in that: including board (1), install clamping subassembly (2) that are used for clamping work piece (6) and carry out grinding subassembly (3) of grinding chamfer to work piece (6) on board (1), the rigid coupling has fixing base (21) on board (1), rotate on fixing base (21) and install rotation seat (22), rotation seat (22) can rotate relative fixing base (21), when rotation seat (22) drive clamping subassembly (2) according to the chamfer angle and rotate to certain angle, rotation seat (22) accessible screw with fixing base (21) are connected fixedly.
2. The grinding device for chamfering a valve lifter end face according to claim 1, characterized in that: the top of the fixed seat (21) is fixedly connected with a scale ring (23), and the scale ring (23) surrounds the circumference of the rotating seat (22) to limit the rotation of the guiding rotating seat.
3. The grinding apparatus for chamfering a valve lifter end face according to claim 1 or 2, characterized in that: the rotary seat is positioned at the rotary center and provided with a center hole, a center bolt (24) is inserted into the center hole, the fixed seat (21) is provided with a threaded hole, the center bolt (24) can be screwed into the threaded hole to be in threaded fit with the threaded hole, and the rotary seat is tightly fixed on the fixed seat (21).
4. The grinding device for chamfering a valve lifter end face according to claim 1, characterized in that: the clamping assembly (2) comprises a clamping table (41) positioned above the rotary table, a clamping tube (42) movably inserted into the clamping table (41) and a clamping fixture (43) arranged at one end of the clamping tube (42), wherein the clamping fixture (43) comprises a frustum (51) inserted into the clamping tube (42) and a clamping arc plate (52) fixedly connected to the frustum (51), a plurality of clamping arc plates (52) are uniformly arranged at intervals along the circumferential direction of the frustum (51), and the intrados of all the clamping arc plates (52) encircle to form a slot for inserting a workpiece (6); after the workpiece (6) is inserted into the slot, at least part of the frustum (51) and the clamping arc plate (52) sequentially enter the clamping tube (42), the inner diameter of the clamping tube (42) is smaller than the outer diameter surrounded by the clamping arc plate (52), and the inner wall of the clamping tube can press the clamping arc plate (52) so that the clamping arc plate (52) clamps the workpiece (6); and a limiting table (53) for limiting the depth of the clamping fixture (43) inserted into the clamping tube (42) is fixedly connected to one end, far away from the frustum (51), of the clamping arc plate (52), and the limiting table (53) is pressed against the opening of the clamping tube (42).
5. The grinding device for chamfering a valve lifter end face according to claim 4, characterized in that: and a limiting table (44) for limiting the clamping tube (42) to be completely immersed into the clamping table (41) is fixedly connected to one end, far away from the clamping clamp (43), of the clamping tube (42), and a limiting ring (46) for limiting the retraction depth of the clamping tube (42) is detachably arranged at the other end.
6. The grinding device for chamfering a valve lifter end face according to claim 5, characterized in that: and a limit bolt (49) is arranged on the clamping table (41), and when the clamping tube (42) drives the limit ring (46) to extend outwards relative to the clamping table (41), the limit ring (46) can interfere with the head of the limit bolt (49).
7. The grinding device for chamfering a valve lifter end face according to claim 4, characterized in that: the grinding assembly (3) is a grinding wheel (33) grinding machine, and the grinding assembly (3) is adjustably mounted on the clamping table (41) through a hand sliding table (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321146154.2U CN220007161U (en) | 2023-05-10 | 2023-05-10 | Grinding equipment for chamfering end face of valve tappet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321146154.2U CN220007161U (en) | 2023-05-10 | 2023-05-10 | Grinding equipment for chamfering end face of valve tappet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220007161U true CN220007161U (en) | 2023-11-14 |
Family
ID=88679409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321146154.2U Active CN220007161U (en) | 2023-05-10 | 2023-05-10 | Grinding equipment for chamfering end face of valve tappet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220007161U (en) |
-
2023
- 2023-05-10 CN CN202321146154.2U patent/CN220007161U/en active Active
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