CN216759014U - Machining center boring grab - Google Patents
Machining center boring grab Download PDFInfo
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- CN216759014U CN216759014U CN202123179546.2U CN202123179546U CN216759014U CN 216759014 U CN216759014 U CN 216759014U CN 202123179546 U CN202123179546 U CN 202123179546U CN 216759014 U CN216759014 U CN 216759014U
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Abstract
The utility model discloses a drilling clamp of a machining center in the technical field of machining of drilling machines, which comprises a workbench, wherein a fixed plate is horizontally arranged on the workbench, at least two groups of pressure plate assemblies are arranged on the left side and the right side of the fixed plate, a main positioning plate is arranged on the upper side of the fixing plate, a plurality of main positioning holes are formed in the main positioning plate, a central threaded hole is formed in the main positioning plate and is positioned below the main positioning holes, a workpiece to be machined is arranged on the main positioning plate and is positioned above the corresponding main positioning hole, an annular embedding body inserted into the large-diameter section of the main positioning hole is arranged on the lower side of the workpiece to be machined, a pressing block is arranged on an end plate of the embedding body, a pressing bolt vertically penetrates through the pressing block downwards and is connected with the corresponding central threaded hole, a side positioning plate is arranged on the main positioning plate and corresponds to one side of the main positioning hole, a plurality of circumferential positioning holes are uniformly distributed on the main positioning plate along the circumferential direction of the periphery of the main positioning hole. The utility model can improve the efficiency of drilling the workpiece and the positioning accuracy of the workpiece.
Description
Technical Field
The utility model belongs to the technical field of machining of drilling machines, and particularly relates to a machining center drilling clamp.
Background
Among the prior art, there is a boring grab, its patent application number: 201720406118.3: application date: 2017-04-18; publication No.: 206632708U; the publication date is as follows: 2017-11-14; the clamp comprises a clamp main body, wherein the clamp main body is provided with a placing space for placing parts to be drilled, a drilling die hole is formed in the clamp main body and communicated with the placing space, the position of the drilling die hole corresponds to the drilling position of the parts to be drilled in the placing space, a plurality of taper pin mounting holes are formed in the clamp main body at intervals, detachable taper pins are arranged in the taper pin mounting holes, and the placing space is formed between the taper pins and the clamp main body. When the clamp is used, a part to be drilled is clamped between the clamp main body and the taper pin, and the part to be drilled can be drilled and positioned by utilizing the drill jig hole, but the clamp has the following defects that: the fixture is low in efficiency of fixing the workpiece and drilling, and poor in positioning accuracy of the workpiece.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a drilling clamp for a machining center, which not only can improve the efficiency of drilling a workpiece, but also can improve the positioning accuracy of the clamp on the workpiece.
The purpose of the utility model is realized by the following steps: a drilling clamp for a machining center comprises a workbench, wherein a fixed plate is horizontally arranged on the workbench, at least two groups of pressing plate assemblies are arranged on the left side and the right side of the fixed plate respectively, a main positioning plate is arranged on the upper side of the fixed plate and provided with a plurality of main positioning holes, the main positioning holes are countersunk holes, central threaded holes are formed in the main positioning plate and positioned below the main positioning holes, workpieces to be machined are arranged on the main positioning plates and positioned above the corresponding main positioning holes, annular embedding bodies inserted into large-diameter sections of the main positioning holes are arranged on the lower sides of the workpieces to be machined, pressing bolts vertically penetrate through the pressing blocks downwards and are connected with the corresponding central threaded holes, side positioning plates are arranged on the main positioning plate and correspond to one sides of the main positioning holes, and a plurality of circumferential positioning holes are uniformly distributed in the circumferential direction on the periphery of the main positioning holes on the main positioning plate, the positioning screw penetrates downwards through the workpiece to be machined and is connected with the corresponding circumferential positioning hole.
According to the drilling machine, a rotating part is clamped and fixed, a center hole is formed in the center of a to-be-machined part, each main positioning hole of the main positioning plate can be used for fixing the to-be-machined part, and the drilling machining efficiency is higher; the pressing bolt presses and fixes the workpiece to be machined through the pressing block, the side positioning plate positions the side face of the workpiece to be machined, the positioning screws position the workpiece to be machined in the circumferential direction, and the machining center can drill the periphery of the workpiece to be machined. Compared with the prior art, the utility model has the beneficial effects that: through the quick alignment of side locating plate treat the location position of machined part, a plurality of work pieces of a plurality of main locating holes fixed simultaneously not only can improve the efficiency of drilling the work piece, can also improve the positioning accuracy of anchor clamps to the work piece. The utility model can be used for fixing and clamping workpieces needing drilling on the machining center.
As a further improvement of the utility model, the pressure plate assembly comprises a pressure plate pressing on the side surface of the fixed plate, the pressure plate is connected with a first bolt vertically supported on the workbench, and a second bolt downwards penetrates through a kidney-shaped groove of the pressure plate and is connected with the workbench. The clamp plate is fixed the fixed plate side.
As a further improvement of the utility model, a plurality of parallel longitudinal sliding grooves are arranged on the fixed plate, the lower side of the main positioning plate is arranged corresponding to each longitudinal sliding groove, the main positioning plate is fixedly connected with the fixed plate through a plurality of fastening pieces, and a plurality of adjusting threaded holes are longitudinally arranged on the fixed plate at intervals corresponding to each fastening piece. After the fastening piece is loosened, the position of the main positioning plate can be longitudinally adjusted back and forth, and finally the fastening piece is fixed with the corresponding adjusting threaded hole.
As a further improvement of the utility model, the side plate of the embedding body is annular, the side plate of the embedding body is arranged by being attached to the inner periphery of the large-diameter section of the main positioning hole, and the end plate of the embedding body is supported on the end surface of the large-diameter section of the main positioning hole.
As a further improvement of the utility model, the periphery of the workpiece to be machined is provided with a plurality of parts to be drilled, and the right side of the workpiece to be machined is provided with a positioning surface which is attached to the positioning plate on the corresponding side. The side positioning plate positions the workpiece to be machined from the side surface.
In order to fix a plurality of work pieces simultaneously and improve drilling efficiency, the main locating hole is provided with 6, and six main locating holes are 3 and distribute, and 2 main locating holes of same row correspond one side locating plate setting.
Drawings
FIG. 1 is a top view of the present invention.
Fig. 2 is a partially enlarged view of fig. 1.
Fig. 3 is a vertical sectional view of the present invention.
Fig. 4 is an enlarged view of a portion a in fig. 3.
The machining device comprises a workbench 1, a fixing plate 2, a main positioning plate 3, a main positioning hole 4, a central threaded hole 5, a workpiece 6 to be machined, a drilling part 6a, an embedding body 7, a side plate 7a, an end plate 7b, a pressing block 8, a pressing bolt 9, a side positioning plate 10, a circumferential positioning hole 11, a pressing plate 12, a first bolt 13, a second bolt 14, a sliding groove 15, a fastener 16 and a positioning surface 17.
Detailed Description
As shown in fig. 1-4, a drilling fixture for a machining center is provided, which comprises a workbench 1, wherein a fixed plate 2 is horizontally arranged on the workbench 1, at least two sets of pressing plate assemblies are arranged on both left and right sides of the fixed plate 2, each pressing plate assembly comprises a pressing plate 12 pressed on the side surface of the fixed plate 2, the pressing plate 12 is connected with a first bolt 13 vertically supported on the workbench 1, a second bolt 14 downwards penetrates through a kidney-shaped groove of the pressing plate 12 and is connected with the workbench 1, and the side surface of the fixed plate 2 is fixed by the pressing plate; the upper side of the fixing plate 2 is provided with a main positioning plate 3, a plurality of main positioning holes 4 are formed in the main positioning plate 3, the main positioning holes 4 are counter bores, central threaded holes 5 are formed in the positions, located below the main positioning holes 4, of the main positioning plate 3, a workpiece 6 to be machined is arranged on the main positioning plate 3 and located above the corresponding main positioning holes 4, an annular embedding body 7 inserted into a large-diameter section of the main positioning holes 4 is arranged on the lower side of the workpiece 6, a pressing block 8 is arranged on an end plate 7b of the embedding body 7, a pressing bolt 9 vertically penetrates through the pressing block 8 downwards and is connected with the corresponding central threaded hole 5, a side positioning plate 10 is correspondingly arranged on the main positioning plate 3 and corresponds to one side of the main positioning holes 4, a plurality of circumferential positioning holes 11 are formed in the periphery, located in the main positioning holes 4, of the main positioning plate 3, and a plurality of circumferential positioning holes 11 are formed in the periphery, and positioning screws penetrate through the workpiece 6 downwards and are connected with the corresponding circumferential positioning holes 11.
In order to adjust the position of the main positioning plate 3 conveniently, a plurality of parallel longitudinal sliding grooves 15 are formed in the fixing plate 2, the lower side of the main positioning plate 3 is arranged corresponding to each longitudinal sliding groove 15, the main positioning plate 3 is fixedly connected with the fixing plate 2 through a plurality of fasteners 16, and a plurality of adjusting threaded holes are formed in the fixing plate 2 corresponding to each fastener 16 at longitudinal intervals. After the fastening piece 16 is loosened, the position of the main positioning plate 3 can be longitudinally adjusted back and forth, and finally the fastening piece 16 is fixed with the corresponding adjusting threaded hole.
The side plate 7a of the embedded body 7 is annular, the side plate 7a of the embedded body 7 is attached to the inner periphery of the large-diameter section of the main positioning hole 4, and the end plate 7b of the embedded body 7 is supported on the end face of the large-diameter section of the main positioning hole 4.
In order to more accurately position the workpiece 6 to be processed, the periphery of the workpiece 6 to be processed is provided with a plurality of portions 6a to be drilled, and the right side of the workpiece 6 to be processed is provided with a positioning surface 17 fitted to the corresponding side positioning plate 10. The side positioning plate 10 positions the workpiece 6 to be processed from the side.
In order to fix a plurality of workpieces and improve the drilling efficiency, 6 main positioning holes 4 are arranged, six main positioning holes 4 are distributed in 3 rows, and 2 main positioning holes 4 in the same row are arranged corresponding to one side positioning plate 10.
According to the utility model, the rotating part is clamped and fixed, the center of the workpiece 6 to be machined is provided with a center hole, each main positioning hole 4 of the main positioning plate 3 can be used for fixing one workpiece 6 to be machined, and the drilling machining efficiency is higher; the pressing bolt 9 presses and fixes the workpiece 6 to be machined through the pressing block 8, the side positioning plate 10 positions the side face of the workpiece 6 to be machined, the positioning screws position the workpiece 6 to be machined in the circumferential direction, and the machining center can drill the periphery of the workpiece 6 to be machined. The utility model has the advantages that: through the quick locating position of finding the ready-made work piece 6 of side locating plate 10, a plurality of work pieces of a plurality of main locating hole 4 fixed simultaneously not only can improve the efficiency of boring to the work piece, can also improve the positioning accuracy of anchor clamps to the work piece. The utility model can be used for fixing and clamping workpieces needing drilling on the machining center.
Claims (6)
1. A drilling clamp for a machining center comprises a workbench and is characterized in that a fixed plate is horizontally arranged on the workbench, at least two groups of pressing plate assemblies are arranged on the left side and the right side of the fixed plate, a main positioning plate is arranged on the upper side of the fixed plate, a plurality of main positioning holes are formed in the main positioning plate, a countersunk hole is formed in the main positioning plate below the main positioning holes, a workpiece to be machined is arranged above the corresponding main positioning hole in the main positioning plate, an annular embedding body inserted into the large-diameter section of the main positioning hole is arranged on the lower side of the workpiece to be machined, a pressing block is arranged on an end plate of the embedding body, a pressing bolt vertically penetrates through the pressing block downwards and is connected with the corresponding screwed hole, a side positioning plate is arranged on the main positioning plate corresponding to one side of the main positioning hole, and a plurality of circumferential positioning holes are uniformly formed in the periphery of the main positioning hole in the main positioning plate along the circumferential direction, the positioning screw penetrates downwards through the workpiece to be machined and is connected with the corresponding circumferential positioning hole.
2. The machining center drilling jig of claim 1, wherein the pressing plate assembly comprises a pressing plate pressing against a side surface of the fixing plate, the pressing plate is connected with a first bolt vertically supported on the worktable, and a second bolt downwardly penetrates through a kidney-shaped groove of the pressing plate and is connected with the worktable.
3. The drilling jig for machining centers as claimed in claim 1 or 2, wherein the fixing plate is provided with a plurality of parallel longitudinal sliding grooves, the lower side of the main positioning plate is disposed corresponding to each longitudinal sliding groove, the main positioning plate is fixedly connected to the fixing plate through a plurality of fastening members, and a plurality of adjusting threaded holes are longitudinally spaced from each other on the fixing plate corresponding to each fastening member.
4. The machining center drilling jig according to claim 1 or 2, wherein the side plate of the insert body is annular, the side plate of the insert body is arranged to fit the inner periphery of the major diameter section of the main positioning hole, and the end plate of the insert body is supported on the end face of the major diameter section of the main positioning hole.
5. The drilling jig for a machining center according to claim 1 or 2, wherein the periphery of the workpiece to be machined is provided with a plurality of parts to be drilled, and the right side of the workpiece to be machined is provided with a positioning surface which is attached to the positioning plate on the corresponding side.
6. The machining center drilling jig as claimed in claim 1 or 2, wherein the number of the main positioning holes is 6, six main positioning holes are distributed in 3 rows, and 2 main positioning holes in the same row are arranged corresponding to the positioning plate on one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123179546.2U CN216759014U (en) | 2021-12-17 | 2021-12-17 | Machining center boring grab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123179546.2U CN216759014U (en) | 2021-12-17 | 2021-12-17 | Machining center boring grab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216759014U true CN216759014U (en) | 2022-06-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123179546.2U Active CN216759014U (en) | 2021-12-17 | 2021-12-17 | Machining center boring grab |
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| Country | Link |
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| CN (1) | CN216759014U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115122238A (en) * | 2022-08-09 | 2022-09-30 | 安徽春禾粘胶制品有限公司 | A grind cutter anchor clamps for gluing mouse board cutting blade |
-
2021
- 2021-12-17 CN CN202123179546.2U patent/CN216759014U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115122238A (en) * | 2022-08-09 | 2022-09-30 | 安徽春禾粘胶制品有限公司 | A grind cutter anchor clamps for gluing mouse board cutting blade |
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