CN215919130U - Clamp for drilling holes in end face of flange cover - Google Patents
Clamp for drilling holes in end face of flange cover Download PDFInfo
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- CN215919130U CN215919130U CN202121613634.6U CN202121613634U CN215919130U CN 215919130 U CN215919130 U CN 215919130U CN 202121613634 U CN202121613634 U CN 202121613634U CN 215919130 U CN215919130 U CN 215919130U
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Abstract
The utility model discloses a clamp for drilling a hole on the end face of a flange cover, and belongs to the technical field of mechanical manufacturing. The technical scheme is characterized in that: comprises the following steps: the device comprises a round cake-shaped bottom plate (1) with a vertical axis, wherein a front clamping support A (5) and a rear clamping support B (3) are symmetrically arranged in front and back of the upper surface of the bottom plate (1); a left clamping support C (2) and a right clamping support D (4) are arranged in bilateral symmetry respectively; the front clamping support A (5), the rear clamping support B (3), the left clamping support C (2) and the right clamping support D (4) are identical in structure. And a rectangular pressing plate (406) is arranged at the top of the right clamping support D (4). The drilling machine is suitable for drilling hole systems on different types of similar products such as flat flanges, flange covers and the like, and has a simple structure.
Description
[ technical field ] A method for producing a semiconductor device
The utility model belongs to the technical field of machining. In particular to a tool clamp used for drilling holes on a drilling machine.
[ background of the utility model ]
At present, in the machining and manufacturing industry, a tool clamp is arranged on a working table surface of a drilling machine, and the drilling of a hole system on a workpiece to be machined is a common important process. The tool clamp is different along with different workpieces to be processed. The fixture is characterized in that: the precision is higher, and the cost of manufacture is higher, and the specificity is stronger, convenient operation. The disadvantages are as follows: when drilling holes of similar products of different types such as flat flanges, flange covers and the like, a plurality of sets of tool fixtures are required to be arranged according to types and sizes; the production cost is higher, and the production efficiency is lower
[ summary of the utility model ]
The utility model aims to provide a clamp for drilling holes in the end face of a flange cover. The drilling machine is suitable for drilling hole systems on different types of similar products such as flat flanges, flange covers and the like, and has the advantages of simple structure, easy operation and convenient use.
The technical scheme of the utility model is as follows:
a clamp for drilling holes in the end face of a flange cover comprises: the bottom plate 1 of the cake shape that the axis set up perpendicularly, its characteristics are:
the upper surface of the bottom plate 1 is symmetrically provided with a concave round head-shaped rectangular key groove A which is placed in parallel in the front and back direction, a concave T-shaped sliding groove is arranged at the rectangular key groove A, the central line of the concave T-shaped sliding groove is consistent with that of the rectangular key groove A, and a front clamping support A5 and a rear clamping support B3 are respectively arranged in the rectangular key groove A which is symmetrically arranged in the front and back direction on the upper surface of the bottom plate 1;
the upper surface of the bottom plate 1 is bilaterally symmetrically provided with concave round-head-shaped rectangular key grooves B which are placed in parallel, concave sliding grooves which are shaped like T and have the central lines consistent with the central lines of the rectangular key grooves B are arranged at the rectangular key grooves B, and a left clamping support C2 and a right clamping support D4 are respectively arranged in the rectangular key grooves B which are bilaterally symmetrically arranged on the upper surface of the bottom plate 1;
the front clamping support A5, the rear clamping support B3, the left clamping support C2 and the right clamping support D4 are identical in structure.
The right clamping support D4 is provided with a base block 401 in a rectangular shape, the top of one side, close to the vertical axis of the bottom plate 1, of the base block 401 is provided with a protruding rectangular positioning step 402 with the height dimension smaller than that of the processed workpiece 6, and the top of the other side, far away from the vertical axis of the bottom plate 1, of the base block 401 is provided with a protruding trapezoidal support step 403 with the height dimension larger than that of the processed workpiece 6;
the top of the upper surface of the right clamping support D4 is provided with a concave T-shaped sliding groove 404 from the left end position of the positioning step 402 to the right end position of the support step 403;
at a position above the top of the right clamping support D4, a rectangular-shaped hold-down plate 406 is provided.
A bolt 407 is disposed in the slide groove 404. The adjusting nut 408 can press the pressing plate 406 to fix the flange cover 6 of the workpiece.
The bottom surface of the base block 401 is provided with a screw hole, and the screw hole is connected with a screw 405 arranged in a T-shaped sliding groove at the corresponding position on the bottom plate 1.
The adjusting screw 405 can make the right clamping support D4 slide in the corresponding round-head-shaped rectangular key groove B, adjust the distance between the positioning step 402 and the vertical center line of the bottom plate 1, make the lower end surface and the outer circle surface of the workpiece 6 cling to the positioning step 402, and realize the positioning during drilling hole series on different types of similar products. Namely: the positioning of flange covers and flange plates with different specifications and sizes is realized.
The utility model can be used in connection with a drilling tool 7 with equally distributed holes.
The drilling tool 7 with equally distributed holes is a tool capable of dividing a plane circle into 3, 4, 6 and 8 equal parts.
When the utility model is used, the distance between the vertical central line and the central line of the main shaft of the drilling machine is firstly adjusted to be equal to the processed workpiece 6, namely: the pitch circle radius of the hole series on the end surfaces of the flange cover and the flange plate. And operate the equant handle arranged on the equant hole-distribution drilling tool 7 in due time. The purpose of processing the workpiece 6 is realized, namely: and drilling hole systems on the end surfaces of the flange cover and the flange plate.
The utility model has the following beneficial effects: due to the adoption of the technical scheme, the technical effect of cutting and processing the upper holes of different types of similar products such as flat flanges, flange covers and the like is realized. The utility model has simple structure.
[ description of the drawings ]
Fig. 1 is a front view of the present invention.
Fig. 2 is a top view of the present invention.
[ detailed description ] embodiments
Example 1
In fig. 1 and 2, a jig for drilling a hole in an end surface of a flange cover includes: the bottom plate 1 of the cake shape that the axis sets up vertically, its characteristic is:
the upper surface of the bottom plate 1 is symmetrically provided with a concave round head-shaped rectangular key groove A which is placed in parallel in the front and back direction, a concave T-shaped sliding groove is arranged at the rectangular key groove A, the central line of the concave T-shaped sliding groove is consistent with that of the rectangular key groove A, and a front clamping support A5 and a rear clamping support B3 are respectively arranged in the rectangular key groove A which is symmetrically arranged in the front and back direction on the upper surface of the bottom plate 1;
the upper surface of the bottom plate 1 is bilaterally symmetrically provided with concave round-head-shaped rectangular key grooves B which are placed in parallel, concave sliding grooves which are shaped like T and have the central lines consistent with the central lines of the rectangular key grooves B are arranged at the rectangular key grooves B, and a left clamping support C2 and a right clamping support D4 are respectively arranged in the rectangular key grooves B which are bilaterally symmetrically arranged on the upper surface of the bottom plate 1;
the front clamping support A5, the rear clamping support B3, the left clamping support C2 and the right clamping support D4 are identical in structure.
The right clamping support D4 is provided with a base block 401 in a rectangular shape, the top of one side, close to the vertical axis of the bottom plate 1, of the base block 401 is provided with a protruding rectangular positioning step 402 with the height dimension smaller than that of the processed workpiece 6, and the top of the other side, far away from the vertical axis of the bottom plate 1, of the base block 401 is provided with a protruding trapezoidal support step 403 with the height dimension larger than that of the processed workpiece 6;
the top of the upper surface of the right clamping support D4 is provided with a concave T-shaped sliding groove 404 from the left end position of the positioning step 402 to the right end position of the support step 403;
at a position above the top of the right clamping support D4, a rectangular-shaped hold-down plate 406 is provided.
A bolt 407 is disposed in the slide groove 404. The adjusting nut 408 can press the pressing plate 406 to fix the flange cover 6 of the workpiece.
The bottom surface of the base block 401 is provided with a screw hole, and the screw hole is connected with a screw 405 arranged in a T-shaped sliding groove at the corresponding position on the bottom plate 1.
The adjusting screw 405 can make the right clamping support D4 slide in the corresponding round-head-shaped rectangular key slot, and adjust the distance between the positioning step 402 and the vertical center line of the bottom plate 1, so that the lower end surface and the outer circle surface of the processed workpiece 6 are tightly attached to the positioning step 402.
Meanwhile, the corresponding positions of the left clamping support C2, the front clamping support A5 and the rear clamping support B3 are adjusted, so that the positioning during drilling and machining of hole systems on similar products of different types is realized. Namely: the positioning of flange covers and flange plates with different specifications and sizes is realized.
The utility model is used in connection with a drilling tool with evenly distributed holes 7.
The drilling tool 7 with equally distributed holes is a tool capable of dividing a plane circle into 3, 4, 6 and 8 equal parts.
When the utility model is used, the distance between the vertical central line and the central line of the main shaft of the drilling machine is firstly adjusted to be equal to the processed workpiece 6, namely: the pitch circle radius of the hole series on the end surfaces of the flange cover and the flange plate. And operate the equant handle arranged on the equant hole-distribution drilling tool 7 in due time. The purpose of processing the workpiece 6 is realized, namely: and drilling hole systems on the end surfaces of the flange cover and the flange plate.
Claims (2)
1. A clamp for drilling holes in the end face of a flange cover comprises: the bottom plate (1) of cake shape that the axis set up perpendicularly, its characterized in that:
the upper surface of the bottom plate (1) is symmetrically provided with a concave round-head-shaped rectangular key groove A which is placed in parallel in the front-back direction, a concave T-shaped sliding groove is arranged at the rectangular key groove A, the central line of the concave T-shaped sliding groove is consistent with that of the rectangular key groove A, and a front clamping support A (5) and a rear clamping support B (3) are respectively arranged in the rectangular key groove A which is symmetrically arranged in the front-back direction on the upper surface of the bottom plate (1);
the upper surface of the bottom plate (1) is bilaterally symmetrically provided with a concave round-head-shaped rectangular key groove B which is placed in parallel, a concave T-shaped sliding groove with the central line consistent with that of the rectangular key groove B is arranged at the rectangular key groove B, and a left clamping support C (2) and a right clamping support D (4) are respectively arranged in the rectangular key groove B which is bilaterally symmetrically arranged on the upper surface of the bottom plate (1);
the front clamping support A (5), the rear clamping support B (3), the left clamping support C (2) and the right clamping support D (4) are identical in structure.
2. A jig for drilling holes in an end face of a flange cover according to claim 1, wherein: the right clamping support D (4) is provided with a rectangular basic block (401), the top of one side, close to the vertical axis of the bottom plate (1), of the basic block (401) is provided with a protruding rectangular positioning step (402) with the height dimension smaller than that of the processed workpiece (6), and the top of the other side, far away from the vertical axis of the bottom plate (1), of the basic block (401) is provided with a protruding trapezoidal support step (403) with the height dimension larger than that of the processed workpiece (6);
a concave T-shaped sliding groove (404) is formed in the top of the upper surface of the right clamping support D (4) from the left end position of the positioning step (402) to the right end position of the support step (403);
a rectangular pressing plate (406) is arranged above the top of the right clamping support D (4);
a bolt (407) is arranged in the sliding groove (404); the adjusting nut (408) can enable the pressing plate (406) to press and fix the processed workpiece (6);
the bottom surface of the basic block (401) is provided with a screw hole which is connected with a screw (405) arranged in a T-shaped sliding groove at the corresponding position on the bottom plate (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121613634.6U CN215919130U (en) | 2021-07-10 | 2021-07-10 | Clamp for drilling holes in end face of flange cover |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121613634.6U CN215919130U (en) | 2021-07-10 | 2021-07-10 | Clamp for drilling holes in end face of flange cover |
Publications (1)
Publication Number | Publication Date |
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CN215919130U true CN215919130U (en) | 2022-03-01 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202121613634.6U Active CN215919130U (en) | 2021-07-10 | 2021-07-10 | Clamp for drilling holes in end face of flange cover |
Country Status (1)
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CN (1) | CN215919130U (en) |
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2021
- 2021-07-10 CN CN202121613634.6U patent/CN215919130U/en active Active
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