CN215699844U - Hole chamfering workpiece positioning device - Google Patents
Hole chamfering workpiece positioning device Download PDFInfo
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- CN215699844U CN215699844U CN202121371688.6U CN202121371688U CN215699844U CN 215699844 U CN215699844 U CN 215699844U CN 202121371688 U CN202121371688 U CN 202121371688U CN 215699844 U CN215699844 U CN 215699844U
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Abstract
The utility model belongs to the technical field of machining, and particularly relates to a hole chamfering workpiece positioning device which comprises a positioning base and a pressing device which are matched with each other, wherein a plurality of accommodating grooves are formed in the top of the positioning base, a positioning hole is formed in the bottom of each accommodating groove and is aligned with a machining round hole of a machined product, a positioning pin rod fixes the product in the accommodating groove in the positioning base through the machining round hole and the positioning hole of the product, and the pressing device comprises a positioning plate, a screw and a screw hole which are matched with each other to clamp the machined product downwards. Through the cooperation, take off the locating pin pole, just can process the product round hole. According to the workpiece positioning device for the hole chamfering, provided by the utility model, the positioning hole is aligned with the processing round hole of the processing workpiece, so that the hole aligning positioning is realized, the processing workpiece is not required to be clamped for positioning, the workpiece is prevented from being positioned unstably due to clamping, and the chamfering processing deviation is avoided, so that the processing precision is improved, and the product quality is optimized.
Description
Technical Field
The utility model belongs to the technical field of machining, and particularly relates to a workpiece positioning device for hole chamfering.
Background
Drill chamfering is a common machining technique. Chamfering refers to machining the corners of a workpiece into a certain inclined plane. The chamfering is to remove burrs generated by machining on the parts, and is also to facilitate the assembly of the parts, the end portions of the parts are generally chamfered. The function of the common chamfer is to remove burrs and make the appearance of the product beautiful. Some of these round fittings and the end faces of the round holes are often machined to require chamfers of around 45 °. A chamfering device is usually adopted to process chamfers, but in the existing chamfering process, the periphery of a processed workpiece is clamped and fixed, so that the workpiece is unstable in positioning, chamfering processing generates deviation, the precision is low, and defective workpieces are formed.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a hole chamfering workpiece positioning device, and aims to solve the technical problems that in the existing chamfering processing process, because the periphery of a processed workpiece is clamped and fixed, the workpiece is unstable in positioning, chamfering processing generates deviation, the precision is low, and defective workpieces are formed.
The utility model provides a hole chamfering workpiece positioning device, which has the following specific technical scheme:
the hole-chamfered workpiece positioning device comprises a positioning base and a pressing device which are matched with each other, wherein a plurality of accommodating grooves are formed in the top of the positioning base, the orthographic projection of a machined workpiece completely falls in the accommodating grooves, the depth of each accommodating groove is less than or equal to the height of the machined workpiece, a positioning hole is formed in the bottom of each accommodating groove and is aligned with a machining round hole of the machined workpiece, the diameter of each positioning hole is equal to that of the machining round hole of the machined workpiece, and a fastening hole is formed in the top of the positioning base;
the pressing device comprises a positioning plate for clamping the processing workpiece, the positioning plate is fixed on the positioning base through a fastening rod, and the fastening rod is in threaded fit with the fastening hole.
In some embodiments, the plurality of receiving grooves are distributed on the positioning base in two rows, the distance between each row of receiving grooves is a, each positioning hole is located at one end of each receiving groove far away from the fastening hole, the distance between each row of positioning holes is B, and the width of the positioning plate is greater than a and smaller than B.
Further, the locating plate is rectangular shape, the locating plate has seted up the switching hole, the switching hole is waist shape, the anchorage bar is installed in the switching hole.
Furthermore, two plastic gaskets are arranged on the positioning plate, are arranged on one surface of the positioning plate, which is in contact with the processing workpiece, and are distributed on two sides of the transfer hole.
In some embodiments, the fixture further comprises a positioning pin configured to align the processing round hole of the processing workpiece with the positioning hole.
In some embodiments, the chamfering machine further comprises a mounting seat, wherein the positioning base is connected with the top surface of the mounting seat, and the mounting seat is connected with a workbench of the chamfering machine.
The utility model has the following beneficial effects: according to the workpiece positioning device for the hole chamfering, provided by the utility model, through the cooperation, the round hole of a product can be machined by taking down the positioning pin rod. The processing round hole of processing work piece is aimed at through the locating hole, realizes the location of hole to the hole, need not to utilize and fixes a position processing work piece centre gripping to avoid because the centre gripping causes the work piece location unstable, chamfer processing produces the deviation, thereby promoted the machining precision, optimized product quality.
Drawings
FIG. 1 is a schematic perspective view of a positioning base according to the present invention;
FIG. 2 is a schematic perspective view of a positioning plate according to the present invention;
fig. 3 is a schematic perspective view of a hole-chamfered workpiece positioning device according to the present invention.
Detailed Description
In order that the objects, aspects and advantages of the present invention will become more apparent, the present invention will be further described in detail with reference to the following detailed description of preferred embodiments thereof, with reference to the accompanying drawings of fig. 1-3.
Examples
The embodiment provides a work piece positioner of hole chamfer, and specific technical scheme is as follows:
hole chamfering's work piece positioner, including mutually supporting location base 1 and closing device 2, a plurality of storage tanks 21 have been seted up at location base 1 top, and the orthographic projection of processing work piece 4 falls completely in storage tank 21, and so, storage tank 21 can guarantee that processing work piece 4 can place into. The depth of the accommodating groove 21 is less than or equal to the height of the processed workpiece 4, so that the processed workpiece 4 is prevented from being completely sunk in the accommodating groove 21, and the pressing device 2 cannot press the processed workpiece 4. The bottom of each accommodating groove 21 is provided with a positioning hole 12, the positioning hole 12 is aligned to a processing round hole of the processing workpiece 4, the aperture of the positioning hole 12 is equal to that of the processing round hole of the processing workpiece 4, and the positioning of the chamfering tool on the processing round hole is realized by aligning and matching the positioning hole 12 and the processing round hole of the processing workpiece 4. The top of the positioning base 1 is also provided with a fastening hole 13; the pressing device 2 comprises a positioning plate 21 for pressing the processing workpiece 4, the positioning plate 21 is fixed on the positioning base 1 through a fastening rod 22, and the fastening rod 22 is in threaded fit with the fastening hole 13. The positioning plate 21 is fixed to the positioning base 1 through the fastening rods 22 and the fastening holes 13, thereby pressing the work 4 placed in the accommodating groove 21.
Specifically, a plurality of storage grooves 21 are two rows and are distributed on positioning base 1, the interval between each row of storage grooves 21 is a, every locating hole 12 is located the one end that every storage groove 21 keeps away from fastening hole 13, the interval of every row of locating hole 12 is B, and the width of locating plate 21 is greater than a and is less than B. In this embodiment, there are 8 accommodation grooves 21, which are divided into two rows, four in each row. When the positioning plate 21 is connected with the fixed base of the positioning base 1, the processing workpiece 4 can be stably positioned in the accommodating groove 21, so that the processing workpiece 4 can be fixed.
Specifically, the positioning plate 21 has a long bar shape, the positioning plate 21 is provided with a coupling hole 211, the coupling hole 211 has a waist shape, and the fastening rod 22 is installed in the coupling hole 211. Thus, the positioning plate 21 can be adjusted along the waist-shaped adapting hole 211.
Specifically, two plastic gaskets 212 are disposed on the positioning plate 21, and the two plastic gaskets 212 are disposed on a surface of the positioning plate 21 contacting the processing workpiece 4 and distributed on two sides of the adapting hole 211. The plastic shim 212 reduces wear on the work piece 4 during compaction.
Specifically, a positioning pin 3 is further included, and the positioning pin 3 is configured to align a processing circular hole of the processing workpiece 4 with the positioning hole 12.
Specifically, the positioning base 1 is connected with the top surface of the installation base 14, and the installation base 14 is connected with the workbench of the chamfering machine.
In summary, the workpiece positioning device for chamfering a hole provided in the present embodiment has the following general implementation:
the positioning pin 3 is inserted into the processing round hole and the positioning hole 12 of the workpiece 4 to be processed at the same time, the processing round hole is positioned, the positioning pin 3 is taken down, and the placement and positioning of the eight processing workpieces 4 are completed according to the above method (as shown in fig. 3). The positioning plate 21 is placed on the positioning base 1, the positioning plate 21 ensures that each processing workpiece 4 is pressed, the fastening rod 22 sequentially extends into the transfer hole 211 and the fastening hole 13, the positioning plate 21 is fixed on the positioning base 1, and the processing workpieces 4 are pressed tightly. And performing chamfering operation.
The above description is only for the purpose of illustrating preferred embodiments of the present invention and is not to be construed as limiting the utility model, and the present invention is not limited to the above examples, and those skilled in the art should also be able to make various changes, modifications, additions or substitutions within the spirit and scope of the present invention.
Claims (6)
1. The hole-chamfered workpiece positioning device is characterized by comprising a positioning base and a pressing device which are matched with each other, wherein the top of the positioning base is provided with a plurality of accommodating grooves, the orthographic projection of a machined workpiece completely falls in the accommodating grooves, the depth of each accommodating groove is less than or equal to the height of the machined workpiece, the bottom of each accommodating groove is provided with a positioning hole, the positioning holes are aligned with the machining round holes of the machined workpiece, the aperture of each positioning hole is equal to that of the machining round hole of the machined workpiece, and the top of the positioning base is also provided with a fastening hole;
the pressing device comprises a positioning plate for pressing the processing workpiece, the positioning plate is fixed on the positioning base through a fastening rod, and the fastening rod is in threaded fit with the fastening hole.
2. The hole-chamfered workpiece positioning device of claim 1, wherein the plurality of receiving slots are distributed in two rows on the positioning base, the distance between each row of receiving slots is a, each positioning hole is located at one end of each receiving slot away from the fastening hole, the distance between each row of positioning holes is B, and the width of the positioning plate is greater than a and less than B.
3. The hole-chamfered work positioning apparatus according to claim 2, wherein the positioning plate has a long bar shape, the positioning plate is provided with a transfer hole having a kidney shape, and the fastening bar is installed in the transfer hole.
4. The hole chamfering workpiece positioning device according to claim 3, wherein two plastic spacers are provided on the positioning plate, and the two plastic spacers are provided on a surface of the positioning plate contacting the machining workpiece and are distributed on both sides of the transfer hole.
5. The hole-chamfered workpiece positioning device of claim 1, further comprising a positioning pin configured to align the processing round hole of the processing workpiece with the positioning hole.
6. The hole chamfering workpiece positioning device according to claim 1, further comprising a mounting seat, wherein the positioning base is connected with a top surface of the mounting seat, and the mounting seat is connected with a worktable of the chamfering machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121371688.6U CN215699844U (en) | 2021-06-18 | 2021-06-18 | Hole chamfering workpiece positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121371688.6U CN215699844U (en) | 2021-06-18 | 2021-06-18 | Hole chamfering workpiece positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215699844U true CN215699844U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121371688.6U Active CN215699844U (en) | 2021-06-18 | 2021-06-18 | Hole chamfering workpiece positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215699844U (en) |
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2021
- 2021-06-18 CN CN202121371688.6U patent/CN215699844U/en active Active
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