CN220073294U - Ceramic head center convenient to replace and fix - Google Patents
Ceramic head center convenient to replace and fix Download PDFInfo
- Publication number
- CN220073294U CN220073294U CN202321613394.9U CN202321613394U CN220073294U CN 220073294 U CN220073294 U CN 220073294U CN 202321613394 U CN202321613394 U CN 202321613394U CN 220073294 U CN220073294 U CN 220073294U
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- center
- fixing
- fixed
- seat
- ring
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- 239000000919 ceramic Substances 0.000 title claims abstract description 17
- 239000007787 solid Substances 0.000 claims description 14
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 8
- 238000010030 laminating Methods 0.000 claims 3
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 238000003754 machining Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006056 electrooxidation reaction Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The utility model discloses a ceramic head center convenient to replace and fix, which comprises a fixing assembly, wherein the fixing assembly comprises a first fixing ring and a second fixing ring, a center shaft assembly is rotatably connected in the first fixing ring and the second fixing ring, the center shaft assembly comprises a center fixing seat, a center assembly is arranged on the center fixing seat, and the center assembly comprises a center seat; according to the utility model, through the design that the angular sliding block and the center limiting groove are matched for use, when the center is replaced, the center seat is inserted into the center mounting hole along the opening of the shrinkage fixing ring, the triangular sliding block and the center limiting groove are matched for use, so that the center seat directionally slides in the center mounting hole, and then the shrinkage fixing ring is tightened through the fixing sleeve, so that the center seat is fixed, the condition of inaccurate positioning during replacement can not occur, positioning monitoring of the center point is not needed, and the replacement efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of tips, in particular to a ceramic head tip convenient to replace and fix.
Background
The center is an indispensable positioning and clamping tool in machining, and is widely applied to various machine tools, in particular to a numerical control machine tool which is rapidly developed at present. During processing parts, the center is easy to wear, collide, scratch and the like, and needs to be frequently polished and replaced, otherwise, the positioning accuracy of the rotation axis of the workpiece and the normal operation of a machine tool can be influenced, and finally the processing quality of the workpiece is influenced. For a numerical control electric machining machine tool, the center and the workpiece must be insulated and resistant to electrochemical corrosion; for a high-speed turning machine tool, the center is extremely easy to burn due to high temperature generated by high-speed friction.
Through retrieval, chinese patent application number is cn201921890335.X, this utility model relates to top technical field, especially a zirconia toughened composite ceramic wear-resisting top, including the seat shell, the coaxial standing groove that is equipped with of one end of seat shell, coaxial second ring channel that is equipped with on the inside of standing groove, the coaxial first ring channel that is equipped with in one side that the standing groove was kept away from to the second ring channel, coaxial two first arc has been placed in the second ring channel, coaxial fixedly connected with second arc on the first arc outer wall that is located first ring channel, a plurality of reset springs of axial equidistance fixedly connected with on the outer wall that the second arc kept away from first arc, two first arcs that are located the standing groove all perpendicular connection on the outer wall of arc locating plate, the coaxial top point that is equipped with in the standing groove, threaded connection has locking sleeve on the outer wall of two arc locating plates. The top tip provided by the utility model can be stably placed in the placing groove under the matched connection of the locking sleeve and the arc-shaped positioning plate.
However, this device also has the following drawbacks:
in actual use, when the tip is replaced, the deviation of the tip placed in the tip shaft can occur, and the inaccuracy of the positioning of the tip can occur, so that the problem of the fact that the ceramic tip is convenient to replace and fix is solved.
Disclosure of Invention
The utility model aims to provide a ceramic head center convenient to replace and fix, when the center is replaced, a center seat is inserted into a center mounting hole along an opening of a shrinkage fixing ring, the center seat directionally slides in the center mounting hole through the cooperation of a triangular sliding block and a center limiting groove, and then the shrinkage fixing ring is tightened to fix the center seat, so that the condition of inaccurate positioning of the center during replacement does not occur, positioning monitoring of the center point is not needed, the replacement efficiency is improved, and the problems in the background art are solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a ceramic head center convenient to change fixedly, includes fixed subassembly, fixed subassembly includes first solid fixed ring and second solid fixed ring, it is connected with the top axle subassembly to rotate in first solid fixed ring and the second solid fixed ring, the top axle subassembly includes the top fixing base, set up the top mounting hole on the top fixing base, set up the top spacing groove on the inner wall of top mounting hole, the breach in top spacing groove is triangle-shaped setting, the top fixing base is fixed with shrink retainer plate in one side of seting up the top mounting hole, install the top subassembly on the top fixing base, the top subassembly includes the top seat, be fixed with triangle-shaped slider on the outer wall of top seat.
Preferably, the center seat is connected in a sliding mode through the triangular sliding block in the shrinkage fixing ring and the center limiting groove, a first screw thread is arranged on the outer wall of the shrinkage fixing ring, and a fixing sleeve is sleeved on the shrinkage fixing ring.
Preferably, the inner wall of the fixed sleeve is provided with a second screw thread, the fixed sleeve is in threaded connection with the shrinkage fixed ring, and the diameter of one side of the fixed sleeve, which is close to the center fixed seat, is larger than that of one side of the fixed sleeve, which is far away from the center fixed seat.
Preferably, the front end interference fit of top seat has the top point, the top point is zirconia top point, encircle and be fixed with the positioning sleeve on the outer wall of top fixing base, encircle and be fixed with the location slider on the outer wall of positioning sleeve, the location slider is annular setting.
Preferably, counter sunk holes are formed in the first fixing ring and the second fixing ring, an outer hexagon nut is fixed in the counter sunk holes in the second fixing ring, the first fixing ring and the second fixing ring are fixed together through a screw rod, and one end of the screw rod is connected to the outer hexagon nut through threads.
Preferably, the inner walls of the first fixed ring and the second fixed ring are attached to the outer wall of the positioning sleeve, round holes with the same size are respectively formed in the side walls of the first fixed ring and the second fixed ring, the inner walls of the round holes are attached to the center fixing seat, an annular groove is formed in the contact surface of the first fixed ring and the contact surface of the second fixed ring, and the inner walls of the annular grooves are attached to the outer wall of the positioning sliding block.
Preferably, a sleeve handle is fixed on the outer side of the second fixing ring, the center fixing seat is rotationally connected to the sleeve handle, one end of the sleeve handle is fixed with a screw block, through holes with the same diameter are formed in the center fixing seat, the sleeve handle and the screw block, and a nut is connected to the screw block in a threaded mode.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, through the design that the angular sliding block and the center limiting groove are matched for use, when the center is replaced, the center seat is inserted into the center mounting hole along the opening of the shrinkage fixing ring, the triangular sliding block and the center limiting groove are matched for use, so that the center seat directionally slides in the center mounting hole, and then the shrinkage fixing ring is tightened through the fixing sleeve, so that the center seat is fixed, the condition of inaccurate positioning during replacement can not occur, positioning monitoring of the center point is not needed, and the replacement efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of an exploded view of the inventive tip shaft assembly;
FIG. 3 is a schematic view of the tip assembly of the present utility model;
FIG. 4 is a schematic view of an exploded front view of the fastening assembly of the present utility model;
FIG. 5 is a schematic view of an exploded rear view of the securing assembly of the present utility model;
fig. 6 is a schematic structural view of the components of the present utility model.
In the figure: 1. a fixing assembly; 101. a first fixing ring; 102. a second fixing ring; 103. a countersunk hole; 104. an outer hexagonal nut; 105. an annular groove; 106. a round hole; 107. a screw; 2. a tip shaft assembly; 201. a center fixing seat; 202. positioning a sleeve; 203. positioning a sliding block; 204. a center mounting hole; 205. a center limit groove; 206. shrinking the fixing ring; 207. a fixed sleeve; 3. a tip assembly; 301. a center seat; 302. a top tip; 303. triangular sliding blocks; 4. a sleeve handle; 5. a screw block; 6. and (5) a screw cap.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a ceramic head center convenient to change fixedly, including fixed subassembly 1, fixed subassembly 1 includes first fixed ring 101 and second fixed ring 102, first fixed ring 101 and second fixed ring 102 internal rotation are connected with the top axle subassembly 2, top axle subassembly 2 includes top fixing base 201, top mounting hole 204 has been seted up on top fixing base 201, top spacing groove 205 has been seted up on the inner wall of top mounting hole 204, the breach of top spacing groove 205 is triangle-shaped setting, top fixing base 201 is fixed with shrink retainer plate 206 on the one side of seting up top mounting hole 204, install top subassembly 3 on top fixing base 201, top subassembly 3 includes top seat 301, be fixed with triangle-shaped slider 303 on the outer wall of top seat 301;
the center seat 301 is slidably connected with the center limiting groove 205 through a triangular sliding block 303, a first screw thread is arranged on the outer wall of the center limiting groove 205, and a fixing sleeve 207 is sleeved on the center limiting groove 206;
when the center is replaced, the center seat 301 is inserted into the center mounting hole 204 along the opening of the shrinkage fixing ring 206, the triangular sliding block 303 and the center limiting groove 205 are matched for use, so that the center seat 301 directionally slides in the center mounting hole 204, then the shrinkage fixing ring 206 is tightened through the fixing sleeve 207, the center seat 301 is fixed, the condition that positioning inaccuracy exists when the center is replaced does not occur, positioning monitoring of the center point 302 is not needed, and replacement efficiency is improved.
The second screw teeth are arranged on the inner wall of the fixing sleeve 207, the fixing sleeve 207 can move rotationally on the shrinkage fixing ring 206 through the engagement of the first screw teeth and the second screw teeth, the fixing sleeve 207 is connected to the shrinkage fixing ring 206 in a threaded mode, the diameter of one side, close to the center fixing seat 201, of the fixing sleeve 207 is larger than that of one side, far away from the center fixing seat 201, of the fixing sleeve 207, and when the fixing sleeve 207 moves rotationally to be close to the center fixing seat 201, the opening of the shrinkage fixing ring 206 is gradually shrunk, and the shrinkage fixing ring 206 clamps the center seat 301.
The front end of the tip seat 301 is in interference fit with a tip head 302, the tip head 302 is a zirconia tip head, a positioning sleeve 202 is fixedly arranged on the outer wall of the tip fixing seat 201 in a surrounding mode, a positioning sliding block 203 is fixedly arranged on the outer wall of the positioning sleeve 202 in a surrounding mode, the positioning sliding block 203 is arranged in an annular mode, and the tip fixing seat 201 can conveniently rotate in a fixed shaft mode in the annular groove 105 through the positioning sliding block 203.
Counter sunk holes 103 are formed in the first fixing ring 101 and the second fixing ring 102, an outer hexagonal nut 104 is fixed in the counter sunk holes 103 in the second fixing ring 102, the first fixing ring 101 and the second fixing ring 102 are fixed together through a screw rod 107, one end of the screw rod 107 is connected to the outer hexagonal nut 104 in a threaded mode, and therefore the first fixing ring 101 and the second fixing ring 102 can be detached, replaced or added with lubricating oil in a dropwise mode to lubricate the inner top shaft assembly 2.
The inner walls of the first fixing ring 101 and the second fixing ring 102 are attached to the outer wall of the positioning sleeve 202, round holes 106 with the same size are respectively formed in the side walls of the first fixing ring 101 and the second fixing ring 102, the inner walls of the round holes 106 are attached to the center fixing seat 201, an annular groove 105 is formed in the contact surface of the first fixing ring 101 and the second fixing ring 102, the inner walls of the annular groove 105 are attached to the outer wall of the positioning sliding block 203, gaps are prevented from being formed between all accessories, and positioning offset is caused when the positioning sliding block is used.
The outside of the second fixed ring 102 is fixed with a sleeve handle 4, the center fixing seat 201 is rotationally connected to the sleeve handle 4, one end of the sleeve handle 4 is fixed with a screw block 5, through holes with the same diameter are formed in the center fixing seat 201, the sleeve handle 4 and the screw block 5, the screw block 5 is connected with a nut 6 in a threaded manner, when the center assembly 3 is replaced, the center seat 301 is clamped in the center mounting hole 204, and when the center seat cannot be taken out, the center seat 301 is pushed out of the center mounting hole 204 by using a push rod to extend into the center mounting hole 204 along the through holes.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a ceramic head center convenient to change fixedly, includes fixed subassembly (1), its characterized in that: the utility model provides a fixed subassembly (1) is including first solid fixed ring (101) and second solid fixed ring (102), first solid fixed ring (101) and second solid fixed ring (102) internal rotation are connected with top axle subassembly (2), top axle subassembly (2) are including top fixing base (201), top mounting hole (204) have been seted up on top fixing base (201), top spacing groove (205) have been seted up on the inner wall of top mounting hole (204), the breach of top spacing groove (205) is triangle-shaped setting, top fixing base (201) are fixed with shrink retainer plate (206) in one side of seting up top mounting hole (204), install top subassembly (3) on top fixing base (201), top subassembly (3) are including top seat (301), be fixed with triangle-shaped slider (303) on the outer wall of top seat (301).
2. The ceramic head tip for facilitating replacement and fixation as recited in claim 1, wherein: the center seat (301) is connected in a sliding mode through the triangular sliding blocks (303) in the shrinkage fixing rings (206) and the center limiting grooves (205), first threads are arranged on the outer walls of the shrinkage fixing rings (206), and the shrinkage fixing rings (206) are sleeved with fixing sleeves (207).
3. The ceramic head tip for facilitating replacement and fixation as recited in claim 2, wherein: the inner wall of the fixed sleeve (207) is provided with a second screw thread, the fixed sleeve (207) is in threaded connection with the shrinkage fixed ring (206), and the diameter of one side of the fixed sleeve (207) close to the center fixed seat (201) is larger than that of one side of the fixed sleeve (207) far away from the center fixed seat (201).
4. A ceramic head tip for facilitating replacement and fixation as set forth in claim 3, wherein: the front end interference fit of top seat (301) has top point (302), top point (302) are zirconia ceramic top point, encircle on the outer wall of top fixing base (201) and be fixed with positioning sleeve (202), encircle on the outer wall of positioning sleeve (202) and be fixed with positioning slider (203), positioning slider (203) are annular setting.
5. The ceramic head tip for facilitating replacement and fixation as recited in claim 4, wherein: counter sunk holes (103) are formed in the first fixing ring (101) and the second fixing ring (102), outer hexagonal nuts (104) are fixed in the counter sunk holes (103) in the second fixing ring (102), the first fixing ring (101) and the second fixing ring (102) are fixed together through threaded rods (107) which are arranged, and one ends of the threaded rods (107) are connected to the outer hexagonal nuts (104) in a threaded mode.
6. The ceramic head tip convenient to replace and fix according to claim 5, wherein: the inner wall laminating of first solid fixed ring (101) and second solid fixed ring (102) is on the outer wall of location sleeve (202), round hole (106) of same size have been seted up respectively on the lateral wall of first solid fixed ring (101) and second solid fixed ring (102), the inner wall laminating of round hole (106) is on top fixing base (201), annular groove (105) have been seted up on the contact surface of first solid fixed ring (101) and second solid fixed ring (102), the inner wall laminating of annular groove (105) is on the outer wall of location slider (203).
7. A ceramic head tip for facilitating replacement and fixation as set forth in claim 3, wherein: the novel anti-theft device is characterized in that a sleeve handle (4) is fixed on the outer side of the second fixing ring (102), the center fixing seat (201) is rotationally connected to the sleeve handle (4), a screw block (5) is fixed at one end of the sleeve handle (4), through holes with the same diameter are formed in the center fixing seat (201), the sleeve handle (4) and the screw block (5), and a screw cap (6) is connected to the screw block (5) in a threaded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321613394.9U CN220073294U (en) | 2023-06-25 | 2023-06-25 | Ceramic head center convenient to replace and fix |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321613394.9U CN220073294U (en) | 2023-06-25 | 2023-06-25 | Ceramic head center convenient to replace and fix |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220073294U true CN220073294U (en) | 2023-11-24 |
Family
ID=88821031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321613394.9U Active CN220073294U (en) | 2023-06-25 | 2023-06-25 | Ceramic head center convenient to replace and fix |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220073294U (en) |
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2023
- 2023-06-25 CN CN202321613394.9U patent/CN220073294U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |