CN214162158U - Precision casting drilling tool - Google Patents
Precision casting drilling tool Download PDFInfo
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- CN214162158U CN214162158U CN202023256364.6U CN202023256364U CN214162158U CN 214162158 U CN214162158 U CN 214162158U CN 202023256364 U CN202023256364 U CN 202023256364U CN 214162158 U CN214162158 U CN 214162158U
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- fixedly connected
- positioning plate
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Abstract
The utility model relates to a drilling tool for precision castings, which comprises a positioning plate and a baffle plate, wherein the positioning plate is vertically arranged, the baffle plate is fixedly connected to the front side surface of the positioning plate, a connecting seat fixedly connected with a workbench is fixedly arranged on the rear side surface of the positioning plate, and supporting plates fixedly connected with the positioning plate are respectively arranged on the left side and the right side of the baffle plate; the upper end surface of the positioning plate is fixedly provided with a horizontally extending limiting plate, and the limiting plate is provided with a limiting hole which is positioned right above the supporting plate. The utility model discloses the structural feature of make full use of work piece is fixed a position the work piece through locating plate, baffle and backup pad, has guaranteed the uniformity of drilling position among the batch production, and the position of drill bit is injectd through the limiting plate that sets up, has guaranteed the precision of two hole intervals.
Description
Technical Field
The utility model relates to a machining technical field especially involves the drilling technical field in the machining process, specifically indicates a precision casting drilling frock.
Background
Casting is an important process in the manufacturing field, workpieces formed by casting are good in integrity, and a die can be repeatedly used, so that the method is suitable for mass production. However, the hole-like structure on the cast workpiece cannot be directly cast, and a desired hole-like structure such as a connection hole or a positioning hole needs to be obtained by drilling after the casting is completed.
To the casting work piece of ordinary structure, can directly accomplish the processing of hole through the drilling machine, but to "Z" type or "L" type work piece, when its edge of bending drills, because the work piece structure is overweight partially, consequently very inconvenient when fixed, especially when having the opening in the middle of the edge of bending that needs drilling, the drilling in-process appears beating more easily, leads to the reduction of hole machining precision.
Disclosure of Invention
The utility model discloses to prior art's not enough, provide a precision casting drilling frock, solved the location problem of casting work pieces such as "Z" type or "L" type when drilling, guaranteed the drilling precision.
The utility model is realized by the following technical scheme, the utility model provides a precision casting drilling tool, which comprises a positioning plate and a baffle plate, wherein the positioning plate is vertically arranged, the baffle plate is fixedly connected with the front side surface of the positioning plate, the rear side surface of the positioning plate is fixedly provided with a connecting seat fixedly connected with a workbench, and the left side and the right side of the baffle plate are respectively provided with a supporting plate fixedly connected with the positioning plate; the upper end surface of the positioning plate is fixedly provided with a horizontally extending limiting plate, and the limiting plate is provided with a limiting hole which is positioned right above the supporting plate.
This scheme is when using, with connecting seat and workstation fixed connection, and set up the limit of bending with the area drilling of work piece in the backup pad, the limit terminal surface top to the leading flank of locating plate of bending, the opening adaptation on baffle and the work piece, then rotate the rocking arm and bore, make its drill bit remove to spacing hole directly over, and wave the drill bit downwards, make the drill bit pass and drill the work piece behind the spacing hole, the accuracy of the interval in two holes has been guaranteed, and the location through baffle and locating plate, the uniformity of a plurality of work pieces machined hole position has been guaranteed.
And optimally, a wear-resistant drill bushing is fixedly embedded in the limiting hole. According to the optimized scheme, the wear-resistant drill bushing is arranged in the limiting hole, and the drill bit penetrates through the inner hole of the wear-resistant drill bushing downwards to drill the workpiece, so that the inner wall of the hole around the drill bit is prevented from being damaged by the drill bit, and the service life is prolonged.
As optimization, the outer side wall of the upper end of the wear-resistant drill bushing is provided with a limiting table larger than the limiting hole. This optimization scheme is through setting up spacing platform, and the installation to wear-resisting drill bushing is conveniently fixed a position, has improved the installation effectiveness.
Preferably, the limiting plate is provided with a mounting hole, the upper end surface of the positioning plate is provided with a mounting screw hole opposite to the mounting hole, and the limiting plate and the positioning plate are fixedly connected through a bolt which downwards penetrates through the mounting hole and is screwed into the mounting screw hole. The limiting plate of this optimization scheme passes through the bolt and is as an organic whole with the locating plate rigid coupling, and easy dismounting is convenient for change different limiting plates to satisfy different hole position processing requirements.
Preferably, the front end face of the partition board is provided with a workpiece fixing threaded hole. According to the optimized scheme, the workpiece fixing threaded hole is formed in the front end face of the partition plate, the workpiece is fixed through the bolt, the workpiece is further conveniently fixed, and the workpiece fixing threaded hole is suitable for workpieces with through holes in vertical plates of the workpiece.
Preferably, the connecting seat comprises a seat plate fixedly connected with the positioning plate and a reinforcing rib plate fixedly connected with the seat plate and the positioning plate vertically, the bottom surface of the seat plate is flush with the lower end surface of the positioning plate, and two connecting through holes respectively located on two sides of the reinforcing rib plate are formed in the seat plate. The connecting seat of the optimized scheme is fixedly connected with the working platform through the connecting through holes in the seat plate, the structural strength of the tool is improved through the reinforcing rib plates, the connecting through holes are arranged on two sides of the reinforcing rib, one side of the tool can be effectively prevented from tilting, and the reliability of fixation is guaranteed.
Preferably, the connecting through hole is a long hole extending from front to back, and the long hole penetrates through to the back end surface of the seat plate. This optimization scheme sets up the slot hole into running through to bedplate rear end face, forms long opening, and the convenience is followed one side immigration T type fixing bolt, and it is more convenient to be connected with the workstation.
The utility model has the advantages that: the structural characteristics of the workpiece are fully utilized, the workpiece is positioned through the positioning plate, the partition plate and the supporting plate, the consistency of drilling positions in batch production is guaranteed, the position of the drill bit is limited through the arranged limiting plate, and the precision of the distance between the two holes is guaranteed.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a view showing a usage state of the present invention;
FIG. 5 is a top view of a workpiece to be machined;
shown in the figure:
1. the device comprises a partition plate, 2, a positioning plate, 3, a wear-resistant drill bushing, 4, a limiting plate, 5, a workpiece fixing screw hole, 6, a supporting plate, 7, a reinforcing rib plate, 8, a seat plate, 9, a long hole, 10, a workpiece, 11 and a notch.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
As shown in figures 1-3, the precision casting drilling tool comprises a vertically arranged positioning plate 2 and a partition plate 1 fixedly connected to the front side face of the positioning plate, wherein a connecting seat fixedly connected with a workbench is fixedly arranged on the rear side face of the positioning plate, supporting plates 6 fixedly connected with the positioning plate are respectively arranged on the left side and the right side of the partition plate, and the distance from the upper end face of each supporting plate to the top face of the workbench is larger than the overall height of a workpiece so as to ensure that the edge of the workpiece to be drilled is attached to the supporting plates.
The upper end face of locating plate sets firmly has the limiting plate 4 of horizontal extension, set up the spacing hole that is located directly over the backup pad on the limiting plate, spacing downthehole fixed inlay has wear-resisting drill bushing 3, and the upper end lateral wall of wear-resisting drill bushing is equipped with the spacing platform that is greater than spacing hole, the hole and the drill bit adaptation of wear-resisting drill bushing to guarantee the position accuracy of drilling.
The limiting plate is provided with a mounting hole, the upper end face of the limiting plate is provided with a mounting screw hole opposite to the mounting hole, and the limiting plate are fixedly connected through a bolt which downwards penetrates through the mounting hole and is screwed into the mounting screw hole, so that the limiting plate can be conveniently replaced.
The front end face of the partition plate is provided with a workpiece fixing threaded hole 5, so that the partition plate is suitable for the condition that a through hole is formed in a workpiece vertical plate, the through hole opposite to the workpiece fixing threaded hole in the workpiece is directly used as a connecting hole to fix the workpiece, and the workpiece clamping efficiency is improved.
The connecting seat of this embodiment includes the bedplate 8 with the locating plate rigid coupling to and with bedplate, the deep floor 7 of the perpendicular rigid coupling of locating plate, the bottom surface of bedplate and the lower terminal surface parallel and level of locating plate, set up two connect the through-hole that are located deep floor both sides respectively on the bedplate. The connecting through hole is a long hole 9 extending from front to back, and the long hole penetrates through the rear end surface of the seat plate 8.
As shown in fig. 4, the tool of the embodiment is applied to drilling of the bending edge of a "Z" type workpiece or an "L" type workpiece, the workpiece 10 is provided with a notch 11, the width of the partition board 1 is matched with the notch, and after the workpiece is fixed, the lower end of the workpiece is in a suspended state, so that the bending edge needing to be drilled is tightly attached to the support plate, and the drilling precision is improved.
Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.
Claims (7)
1. The utility model provides a precision casting drilling frock which characterized in that: the device comprises a positioning plate (2) and a partition plate (1) which is vertically arranged and fixedly connected to the front side surface of the positioning plate, wherein a connecting seat fixedly connected with a workbench is fixedly arranged on the rear side surface of the positioning plate, and supporting plates (6) fixedly connected with the positioning plate are respectively arranged on the left side and the right side of the partition plate;
the upper end surface of the positioning plate is fixedly provided with a horizontally extending limiting plate (4), and the limiting plate is provided with a limiting hole which is positioned right above the supporting plate.
2. The precision casting drilling tool according to claim 1, characterized in that: a wear-resistant drill bushing (3) is fixedly embedded in the limiting hole.
3. The precision casting drilling tool according to claim 2, characterized in that: the outer side wall of the upper end of the wear-resistant drill bushing is provided with a limiting table larger than the limiting hole.
4. The precision casting drilling tool according to claim 1, characterized in that: the limiting plate is provided with a mounting hole, the upper end surface of the positioning plate is provided with a mounting screw hole opposite to the mounting hole, and the limiting plate and the positioning plate are fixedly connected through a bolt which downwards penetrates through the mounting hole and is screwed into the mounting screw hole.
5. The precision casting drilling tool according to claim 1, characterized in that: the front end face of the clapboard is provided with a workpiece fixing thread hole (5).
6. The precision casting drilling tool according to claim 1, characterized in that: the connecting seat comprises a seat board (8) fixedly connected with the positioning board and a reinforcing rib plate (7) vertically and fixedly connected with the seat board and the positioning board, the bottom surface of the seat board is flush with the lower end surface of the positioning board, and two connecting through holes respectively positioned on two sides of the reinforcing rib plate are formed in the seat board.
7. The precision casting drilling tool of claim 6, which is characterized in that: the connecting through hole is a long hole (9) extending from front to back, and the long hole penetrates through the rear end face of the seat plate (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023256364.6U CN214162158U (en) | 2020-12-30 | 2020-12-30 | Precision casting drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023256364.6U CN214162158U (en) | 2020-12-30 | 2020-12-30 | Precision casting drilling tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214162158U true CN214162158U (en) | 2021-09-10 |
Family
ID=77610601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023256364.6U Active CN214162158U (en) | 2020-12-30 | 2020-12-30 | Precision casting drilling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214162158U (en) |
-
2020
- 2020-12-30 CN CN202023256364.6U patent/CN214162158U/en active Active
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