CN212886982U - A grind frock for naked contact pin - Google Patents
A grind frock for naked contact pin Download PDFInfo
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- CN212886982U CN212886982U CN202021574491.8U CN202021574491U CN212886982U CN 212886982 U CN212886982 U CN 212886982U CN 202021574491 U CN202021574491 U CN 202021574491U CN 212886982 U CN212886982 U CN 212886982U
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- grinding
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- sand table
- contact pin
- disc
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Abstract
The utility model discloses a grinding tool for bare contact pins, which comprises a sand table, wherein a rotary table is protruded at the center of the upper surface of the sand table; the grinding table is fixedly arranged on the upper surface of the sand table, the upper surface of the grinding table is provided with a first grinding surface for grinding, and the first grinding surface is obliquely arranged relative to the upper surface of the sand table; the grinding disc rotates to be set up on the sand table, be provided with the draw-in groove on the grinding disc, the draw-in groove is used for holding naked contact pin, the one end of naked contact pin supports and leans on first abrasive surface, the lower surface of grinding disc seted up with the pilot hole that the revolving stage matches. Carry out the secondary grinding through installing the abrasive disc on the sand table, reduce the process that the naked contact pin was dismantled to the process of grinding in the conversion process, improve grinding efficiency.
Description
Technical Field
The utility model relates to an optic fibre preparation equipment field especially relates to a grind frock for naked contact pin.
Background
The coupling surface is processed on the terminal surface according to customer's needs to bare contact pin in process of production, and the coupling surface forms certain angle with bare contact pin's axis, and bare contact pin's former terminal surface leaves one section facet as the terminal surface plane, the terminal surface plane with bare contact pin's axis sets up perpendicularly. In the production process of the prior art, an angled grinding disc is used for clamping and grinding a corresponding angle to obtain a coupling surface, a bare contact pin which is ground to obtain the coupling surface is dismounted and then clamped in a PC disc (a PC disc hole is vertical to a horizontal plane) again, the bare contact pin is placed on a sand disc to be rotationally ground, and a high point of the bare contact pin is ground into a small plane, so that an end surface plane is obtained.
In the existing process, after the bare contact pin is detached from the grinding disc, the bare contact pin meeting the requirements is obtained by grinding on the PC disc in the next step, so that the process is complex and the grinding efficiency is low.
Thus, the prior art has yet to be improved and enhanced.
SUMMERY OF THE UTILITY MODEL
In view of above-mentioned prior art not enough, an object of the utility model is to provide a grind frock for naked contact pin, through the sand table on set up with the revolving stage of the assembly hole looks adaptation on the abrasive disc, can make the abrasive disc once grind out the coupled surface after, directly carry out the secondary grinding on installing the abrasive disc on the sand table, reduce the process that the naked contact pin was dismantled to the grinding process in the conversion process, improve grinding efficiency, through set up the grinding table on the sand table, form a contained angle between first abrasive surface that makes the grinding table slope produce and the sand table upper surface, thereby grind out the terminal surface plane of naked contact pin through first abrasive surface.
The technical scheme of the utility model as follows:
a grind frock for naked contact pin includes: the sand table is characterized in that a rotary table protrudes from the center of the upper surface of the sand table;
the grinding table is fixedly arranged on the upper surface of the sand table, the upper surface of the grinding table is provided with a first grinding surface for grinding, and the first grinding surface is obliquely arranged relative to the upper surface of the sand table;
the grinding disc rotates to be set up on the sand table, be provided with the draw-in groove on the grinding disc, the draw-in groove is used for holding naked contact pin, the one end of naked contact pin supports and leans on first abrasive surface, the lower surface of grinding disc seted up with the pilot hole that the revolving stage matches.
Among the above-mentioned scheme, be provided with the grinding table on the upper surface of sand table, make the upper surface slope of grinding table set up, thereby as first abrasive surface, form an contained angle between sand table upper surface and the first abrasive surface, install in the draw-in groove when naked contact pin, half of lower extreme of naked contact pin supports and leans on first abrasive surface, grind out the terminal surface plane of naked contact pin through first abrasive surface, form the contained angle between coupling surface that the messenger one-level ground is good and the terminal surface plane, satisfy customer's product requirement, in-process grinding the terminal surface plane of naked contact pin, through the revolving stage that sets up the assembly hole looks adaptation on the sand table, can make the grinding table after once grinding out the coupling surface, directly install the grinding table and carry out the secondary grinding on the sand table, reduce the process of grinding process dismantling naked contact pin in the conversion process, improve grinding efficiency.
Optionally, the clamping groove is obliquely arranged towards the outer side of the grinding disc from top to bottom.
In the above scheme, the inclined arrangement of the clamping groove ensures that when the bare contact pin is fixed in the clamping groove, the bare contact pin is correspondingly inclined, so that an included angle is formed between the central axis of the bare contact pin and the upper surface of the sand table.
Optionally, the first grinding surface is perpendicular to the oblique direction of the clamping groove.
In the above scheme, when naked contact pin was fixed in the draw-in groove, naked contact pin also corresponding slopes, and first abrasive surface is the vertically with the axis of naked contact pin like this, processes out the terminal surface plane of naked contact pin through first abrasive surface, because the terminal surface plane is less, and first abrasive surface also can adopt the facet like this to can reduce the design of grinding the platform, thereby material saving.
Optionally, the first abrasive surface is at an angle of 8 ° to the upper surface of the sand table.
In the scheme, the included angle is set to be 8 degrees. The product processing is convenient, and the size requirement of a client is met.
Optionally, the grinding table is arranged around the axis of the sand table.
In the above scheme, the grinding table winds the sand table for a circle, so that when the grinding table drives the inserting core to rotate, the end face of the naked inserting needle is in continuous contact with the first grinding face, connection grinding is achieved, and the grinding effect is good.
Optionally, a plurality of mounting planes are seted up to the side of abrasive disc, the draw-in groove is seted up on the mounting plane.
In the above scheme, the clamping groove is formed in the mounting plane, so that the clamping groove can be conveniently machined, a plurality of mounting planes are arranged, a plurality of clamping grooves can be formed, a plurality of naked contact pins can be machined at one time, and the machining efficiency is improved.
Optionally, two card slots are arranged on each mounting plane. Therefore, the number of the bare pins processed at one time can be doubled, and the processing efficiency is doubled.
Optionally, a pressing plate is detachably connected to the mounting plane.
In the above scheme, the bare contact pin is placed in the clamping groove and is pressed tightly through the pressing plate, so that the bare contact pin is fixed in the clamping groove, and the fixed connection of the bare contact pin is realized.
Optionally, a push rod is fixedly arranged on the grinding disc. The grinding disc can be conveniently applied with force through the push rod, so that the grinding disc can be easily rotated on the sand table.
Compared with the prior art, the utility model provides a grind frock for naked contact pin. Through being provided with the grinding table on the upper surface at the sand table, make the upper surface slope of grinding table set up, thereby as first abrasive surface, form an contained angle between sand table upper surface and the first abrasive surface, install in the draw-in groove when naked contact pin, half of lower extreme of naked contact pin supports and leans on first abrasive surface, grind out the terminal surface plane of naked contact pin through first abrasive surface, form the contained angle between coupling surface that messenger's one-level ground and the terminal surface plane, satisfy customer's product requirement, in the in-process of grinding the terminal surface plane of naked contact pin, through the revolving stage that sets up on the sand table with the assembly hole looks adaptation on the abrasive disc, can make the abrasive disc once grind out behind the coupling surface, directly install the abrasive disc and carry out the secondary grinding on the sand table, reduce the process that the naked contact pin was dismantled to the process of grinding, improve grinding efficiency.
Drawings
Fig. 1 is a schematic grinding diagram of an embodiment of a grinding tool for bare pins according to the present invention;
fig. 2 is a schematic structural diagram of an embodiment of a grinding tool for a bare pin according to the present invention;
fig. 3 is an enlarged view of a portion a of fig. 2.
Fig. 4 is a cross-sectional view of an embodiment of the utility model relates to a grind frock for naked contact pin.
Fig. 5 is an enlarged view of a portion B of fig. 4.
The reference numbers in the figures: 100. a sand table; 110. the upper surface of the sand table; 120. a turntable; 200. a grinding table; 210. a first abrasive surface; 300. a grinding disk; 310. a card slot; 311. intersecting edges; 320. an assembly hole; 330. a mounting plane; 340. a guide bar; 350. a push rod; 400. bare pins are inserted; 410. a coupling surface; 420. an end plane; 500. and (7) pressing a plate.
Detailed Description
The utility model provides a grind frock for naked contact pin, for making the utility model discloses a purpose, technical scheme and effect are clearer, clear and definite, and it is right that the following refers to the drawing and lifts the example the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 and fig. 2, the present embodiment provides a grinding tool for bare pins, which includes a sand table 100, a grinding table 200, and a grinding disc 300. The upper surface of the sand table 100 is set to a horizontal plane. The grinding table 200 is integrally arranged on the upper surface of the sand table 100, the upper surface of the grinding table 200 is provided with a first grinding surface 210 for grinding, and the first grinding surface 210 is obliquely arranged relative to the upper surface 110 of the sand table; the first grinding surface 210 is a sand-plated surface, and has a specific particle mesh number of 2000 #. The grinding disc 300 is rotatably arranged on the sand table 100, a clamping groove 310 is arranged on the grinding disc 300, the clamping groove 310 is used for accommodating a bare inserting needle 400, and one end of the bare inserting needle 400 abuts against the first grinding surface 210.
As shown in fig. 4, a turntable 120 protrudes from the center of the upper surface of the sand table 100, and a fitting hole 320 matched with the turntable 120 is formed in the lower surface of the grinding plate 300. Thus, the grinding disc 300 is sleeved on the sand table 100 through the assembling hole 320, so that the grinding disc 300 can rotate around the axis.
As shown in fig. 1, according to the above scheme, a grinding table 200 is disposed on the upper surface of the sand table 100, the upper surface of the grinding table 200 is inclined, so as to serve as a first grinding surface 210, an included angle is formed between the upper surface 110 of the sand table and the first grinding surface 210, when the bare pin 400 is installed in the clamping groove 310, a half of the lower end of the bare pin 400 can abut against the first grinding surface 210, so that the end surface plane 420 of the bare pin 400 is ground by the first grinding surface 210, and an included angle is formed between the coupling surface 410 and the end surface plane 420, which meets the product requirements of customers, in the process of grinding the end surface plane 420 of the bare pin 400, the grinding table 100 is provided with the rotary table 120 matched with the assembly hole 320 on the grinding table, so that the grinding table 300 can directly clamp and embed the grinding table 300 onto the sand table 100 for secondary grinding after the coupling surface is ground for the first time by other tools, the secondary clamping is carried out after each bare pin is not required to be detached independently, but the whole grinding disc 300 is transferred, so that the process of detaching the bare pins in the conversion process of the grinding process is reduced, and the grinding efficiency is improved.
As shown in fig. 4 and 5, in the specific structure of the present embodiment, the locking groove 310 is inclined from top to bottom toward the outer side of the polishing disc 300, and the outer side of the polishing disc 300 is away from the axial center. Thus, through the inclined arrangement of the clamping groove 310, when the bare pin 400 is fixed in the clamping groove 310, the bare pin 400 is also correspondingly inclined, so that an included angle is formed between the central axis of the bare pin 400 and the upper surface 110 of the sand table, and the coupling surface 410 of the bare pin 400 is ground through the upper surface 110 of the sand table. As shown in fig. 3 and 5, in a specific structure, a plurality of mounting planes 330 are formed on a side surface of the polishing disc 300, and the engaging groove 310 is formed on the mounting planes 330. The clamping groove 310 is formed in the mounting plane 330, so that the clamping groove 310 can be conveniently machined, a plurality of mounting planes 330 are arranged, a plurality of clamping grooves 310 can be arranged, a plurality of bare pins 400 can be machined at one time, and machining efficiency is improved. The specific structure of the oblique arrangement of the card slot 310 is as follows: the contour of the clamping groove 310 on the upper surface of the grinding disc 300 is triangular, one side of the triangle facing the outside (the side far away from the axis of the grinding disc) is open, that is, the side surface of the outside of the clamping groove 310 is open, the intersecting edge 311 of the other two side surfaces of the triangular clamping groove 310 is inclined, that is, the intersecting edge 311 of the two side surfaces of the triangular clamping groove 310 forms an angle with the central axis of the grinding disc 300.
The first polishing surface 210 is perpendicular to the inclined direction of the engaging groove 310. That is, the first polishing surface 210 is perpendicular to the intersecting edge 311 of the two side surfaces of the triangular clamping groove 310. When the bare pin 400 is fixed in the clamping groove 310, the bare pin 400 is correspondingly inclined, so that the first grinding surface 210 is perpendicular to the central axis of the bare pin 400, the end surface plane 420 of the bare pin 400 is processed through the first grinding surface 210, and the end surface plane 420 is smaller, so that the first grinding surface 210 can also adopt a small plane, thereby reducing the design of the grinding table 200 and saving materials.
As shown in fig. 1, the angle between the first abrasive surface 210 and the sand table top surface 110 is 8 °. The angle formed by the intersecting edge 311 of the two side surfaces of the triangular clamping groove 310 and the central axis of the grinding disc 300 is also 8 °. By setting the included angle to 8 °. The product processing is convenient, and the size requirement of a client is met. The grinding table 200 is disposed around the axis of the sand table 100. The grinding table 200 surrounds the sand table 100 for a circle, so that when the grinding table 300 drives the ferrule to rotate, the end surface of the bare pin 400 is in continuous contact with the first grinding surface 210, connection grinding is realized, and the grinding effect is good.
As shown in fig. 3, two card slots 310 are disposed on each of the mounting planes 330. This doubles the number of bare pins 400 to be processed at one time, thereby doubling the processing efficiency. The mounting plane 330 is detachably connected with a pressing plate 500 through a screw, one end surface of the pressing plate facing the clamping groove can be provided with a boss (not shown in the figure) matched with the inclination angle of the clamping groove, and the bare contact pin can be fixed in the clamping groove through the boss. The installation plane 330 is provided with a guide rod 340 in a protruding manner, the pressing plate 500 is correspondingly provided with a guide hole (not labeled in the figure), the guide rod 340 is inserted into the guide hole, the bare pin 400 is placed in the clamping groove 310, and the bare pin 400 is pressed tightly by the pressing plate, so that the bare pin 400 is fixed in the clamping groove 310, and thus the bare pin 400 is fixedly connected.
As shown in fig. 2, a push rod 350 is fixedly disposed on the grinding disc 300. The grinding disc 300 can be easily forced by the push rod 350 to easily rotate on the sand table 100.
To sum up, the utility model provides a grind frock for naked contact pin. The grinding table 200 is arranged on the upper surface of the sand table 100, so that the upper surface of the grinding table 200 is obliquely arranged to serve as a first grinding surface 210, an included angle is formed between the upper surface 110 of the sand table and the first grinding surface 210, when the bare pin 400 is installed in the clamping groove 310, half of the lower end of the bare pin 400 can abut against the first grinding surface 210, so that the end surface plane 420 of the bare pin 400 is ground through the first grinding surface 210, an included angle is formed between the coupling surface 410 and the end surface plane 420, the product requirements of customers are met, in the process of grinding the end surface plane 420 of the bare pin 400, the grinding table 120 matched with the assembling hole 320 on the grinding table is arranged on the sand table 100, so that the grinding table 300 can directly transfer and clamp the grinding table 300 to the sand table 100 for secondary grinding after the coupling surface is ground for the first time on other tools, and the clamping is not required to be carried out for secondary grinding after each bare pin is independently dismounted, but the whole grinding disc 300 is transferred, so that the process of detaching the bare pins in the conversion process of the grinding process is reduced, and the grinding efficiency is improved.
It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (9)
1. The utility model provides a grind frock for naked contact pin which characterized in that includes:
the sand table is characterized in that a rotary table protrudes from the center of the upper surface of the sand table;
the grinding table is fixedly arranged on the upper surface of the sand table, the upper surface of the grinding table is provided with a first grinding surface for grinding, and the first grinding surface is obliquely arranged relative to the upper surface of the sand table;
the grinding disc rotates to be set up on the sand table, be provided with the draw-in groove on the grinding disc, the draw-in groove is used for holding naked contact pin, the one end of naked contact pin supports and leans on first abrasive surface, the lower surface of grinding disc seted up with the pilot hole that the revolving stage matches.
2. The grinding tool for bare pins according to claim 1, wherein the clamping grooves are obliquely arranged from top to bottom towards the outer side of the grinding disc.
3. The grinding tool for the bare pin according to claim 2, wherein the first grinding surface is perpendicular to the oblique direction of the clamping groove.
4. The grinding tool for the bare pin according to claim 3, wherein an included angle between the first grinding surface and the upper surface of the sand table is 8 °.
5. The grinding tool for bare pins according to claim 1, wherein the grinding table is arranged around the axis of the sand table for one circle.
6. The grinding tool for the bare pin according to claim 1, wherein a plurality of mounting planes are formed on the side surface of the grinding disc, and the clamping groove is formed in the mounting planes.
7. The grinding tool for the bare pin according to claim 6, wherein two clamping grooves are arranged on each mounting plane.
8. The grinding tool for the bare pin according to claim 6, wherein a pressure plate is detachably connected to the mounting plane.
9. The grinding tool for the bare pin according to claim 1, wherein a push rod is fixedly arranged on the grinding disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021574491.8U CN212886982U (en) | 2020-07-31 | 2020-07-31 | A grind frock for naked contact pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021574491.8U CN212886982U (en) | 2020-07-31 | 2020-07-31 | A grind frock for naked contact pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212886982U true CN212886982U (en) | 2021-04-06 |
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ID=75231249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021574491.8U Active CN212886982U (en) | 2020-07-31 | 2020-07-31 | A grind frock for naked contact pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212886982U (en) |
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2020
- 2020-07-31 CN CN202021574491.8U patent/CN212886982U/en active Active
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