CN215090872U

CN215090872U - Inner hole wall end edge point drilling device

Info

Publication number: CN215090872U
Application number: CN202121235899.7U
Authority: CN
Inventors: 王波; 李涛; 李攀
Original assignee: Shaanxi Dingxin Microwave Technology Co ltd
Current assignee: Shaanxi Dingxin Microwave Technology Co ltd
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2021-12-10
Anticipated expiration: 2031-06-03

Abstract

The utility model discloses an inner hole wall end edge point drilling device, which belongs to the field of machining, and comprises a point drilling mould arranged on a workpiece, a device handle and a fastening screw which are arranged at the upper side and the lower side of the point drilling mould, a tight mould circular plate sleeved at the bottom of the fastening screw, and a long handle positioning pin arranged on the point drilling mould, wherein the point drilling mould is arranged in a step hole by utilizing the step hole on the workpiece, on one hand, the point drilling mould is positioned by the fastening screw and the tight mould circular plate at the bottom, on the other hand, the long handle positioning pin and a positioning top hole on the mould and a positioning bottom hole on the workpiece are utilized for positioning, compared with the prior art, the positioning hole can be quickly positioned and machined by using the tool, the workload of machining numerical control equipment is reduced, the direct operation by a fitter is realized, the equipment pressure correcting and clamping process is avoided, the machining cost is greatly reduced, and the production efficiency is improved.

Description

Inner hole wall end edge point drilling device

Technical Field

The utility model belongs to the machining field especially relates to a hole wall end is along some drilling equipment.

Background

In the machining process of mechanical parts, the positioning and fixing of workpieces are of great importance, and the premise of ensuring the machining precision is provided. In particular, for the processing of some special parts, in order to ensure the processing precision and angle, a great deal of effort is needed to find the processing reference, and the yield is not high. For example: the step hole edge is drilled, because the inner hole distance is smaller, the diameter of the bottom diameter drill bit is close to the hole wall end edge, the diameter of the drill bit is small, the radial value is large, the strength is poor, the position is easy to deviate, and the threaded hole cannot be directly drilled. In addition, when the positions of the holes to be processed are not uniformly distributed, the processing difficulty is further increased.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an inner hole wall end is along some drilling equipment utilizes the step hole on the work piece, install some jig at the step downthehole, on the one hand through the fastening screw of bottom and tight mould plectane location, on the other hand utilizes the location apical pore on long handle locating pin and the mould and the location bottom outlet location on the work piece, compared with the prior art, utilize this frock can fix a position the processing locating hole fast, reduce the work load of numerical control equipment processing, by pincers worker direct operation, equipment school malleation clamp process has been avoided, the processing cost has been reduced by a wide margin, and production efficiency has been improved.

The utility model discloses an above-mentioned problem is solved to following technical means:

the utility model provides an inner bore wall end is along some drilling equipment, is in including installing some drill jig on the work piece, setting device handle and fastening screw, the suit of both sides about some drill jig are in the tight mould plectane of fastening screw bottom to and install the long handle locating pin on some drill jig, wherein: the workpiece comprises a square shell, an installation platform arranged on the square shell and a bottom ring arranged below the square shell, wherein the installation platform is arranged at the center of the inner wall of the square shell, an installation seat is arranged at the center of the installation seat, an installation hole is formed in the center of the installation platform, a step hole is formed in the center of the installation platform, a plurality of positioning holes are formed in the outer end face of the step hole, and a plurality of positioning bottom holes are formed in the inner end face of the step hole;

the point drilling mould comprises a positioning surface and a positioning seat, the shape of the positioning surface is identical to the shape of the outer end face of the step hole, a plurality of drilling sleeves are arranged on the positioning surface, the positions of the drilling sleeves are identical to the positions of the positioning holes, an observation notch is further arranged on the positioning surface and used for aligning and installing the long-handle positioning pin, the shape of the positioning seat is identical to the shape of the step hole, a positioning plate is arranged on one side of the positioning seat, a positioning top hole is formed in the positioning plate, the position of the positioning top hole is identical to the position of the positioning bottom hole, and the long-handle positioning pin is simultaneously inserted into the positioning top hole and the positioning bottom hole to realize the fixed connection of the point drilling mould and a workpiece.

Preferably, the device handle is installed in the installation hole of the spot-drilling die through threads.

Preferably, the top of the fastening screw penetrates through the mounting hole and is mounted in the mounting hole of the point drilling die, and a die fastening circular plate is sleeved at the bottom of the fastening screw.

The utility model discloses an inner hole wall end is along some drilling equipment has following beneficial effect:

the device is including installing the point drilling mould on the work piece, setting up device handle and fastening screw in both sides about the point drilling mould, suit at the tight mould plectane of fastening screw bottom, and install the long handle locating pin on the point drilling mould, the utility model discloses utilize the step hole on the work piece, install the point drilling mould in the step hole, on the one hand through the fastening screw and the tight mould plectane location of bottom, on the other hand utilizes the location bottom hole location on location apical pore and the work piece on long handle locating pin and the mould, compares with prior art, utilizes this frock can fix a position the processing locating hole fast, reduces the work load of numerical control equipment processing, by pincers worker direct operation, has avoided equipment school malleation to press from both sides the process, has reduced the processing cost by a wide margin to production efficiency has been improved.

Drawings

The invention is further described with reference to the following figures and examples.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a first structure of a workpiece according to the present invention;

FIG. 3 is a second schematic view of the workpiece of the present invention;

FIG. 4 is a third structural diagram of the workpiece according to the present invention;

FIG. 5 is a fourth schematic structural view of a workpiece according to the present invention;

fig. 6 is a schematic view of the external structure of the spot drilling mold of the present invention;

fig. 7 is a schematic view of the internal structure of the spot drilling jig of the present invention.

In the figure, 1-workpiece, 101-square shell, 102-mounting table, 103-bottom ring, 1011-mounting seat, 1012-first mounting hole, 1021-step hole, 1022-positioning hole, 1023-positioning bottom hole, 2-point drilling mould, 201-positioning surface, 202-positioning seat, 203-second mounting hole, 204-drilling hole sleeve, 205-observation gap, 206-positioning plate, 207-positioning top hole, 3-device handle, 4-fastening screw, 5-mold fastening circular plate and 6-long handle positioning pin.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

The present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 7, the inner hole wall end point drilling device comprises a point drilling die 2 mounted on a workpiece 1, a device handle 3 and a fastening screw 4 arranged on the upper side and the lower side of the point drilling die 2, a die fastening circular plate 5 sleeved on the bottom of the fastening screw 4, and a long handle positioning pin 6 mounted on the point drilling die 2, wherein: the device handle 3 and the fastening screw 4 are installed on the point drilling mould 2 through threads, a through hole is formed in the middle of the tight mould circular plate 5 and used for installing the fastening screw 4, and the distance between the tight mould circular plate 5 and the point drilling mould 2 can be adjusted by rotating the fastening screw 4 and used for clamping the point drilling mould 2.

Specifically, the workpiece 1 is composed of a square housing 101, an installation table 102 and a bottom ring 103, the installation table 102 is arranged on the square housing 101, the bottom ring 103 is arranged below the square housing 101, an installation seat 1011 is arranged at the center of the inner wall of the square housing 101, a first installation hole 1012 is arranged at the center of the installation seat 1011, a step hole 1021 is arranged at the center of the installation table 102, a plurality of positioning holes 1022 are arranged on the outer end face of the step hole 1021, a plurality of positioning bottom holes 1023 are arranged on the inner end face of the step hole 1021, drilling is needed at the edge of the step hole when the positioning holes 1022 are processed, the inner hole distance is small, the diameter of a bottom diameter drill bit is close to the end edge of the hole wall, the small radial value of the drill bit is large, the strength is poor, the position is extremely deviated, and the threaded hole cannot be directly drilled. In addition, when the positions of the holes to be processed are not uniformly distributed, the processing difficulty is further increased. Therefore, by using the point drilling mold 2, it should be noted that the point drilling mold 2 is composed of a positioning surface 201 and a positioning seat 202, the shape of the positioning surface 201 is identical to the shape of the outer end surface of the stepped hole 1021, the positioning surface 201 is provided with a plurality of drilling sleeves 204, the positions of the drilling sleeves 204 are identical to the positions of the positioning holes 1022, the positioning surface 201 is further provided with an observation notch 205, the observation notch 205 is used for aligning and installing the long-handle positioning pin 6, the shape of the positioning seat 202 is identical to the shape of the stepped hole 1021, one side of the positioning seat 202 is provided with a positioning plate 206, the positioning plate 206 is provided with a positioning top hole 207, the position of the positioning top hole 207 is identical to the position of the positioning bottom hole 1023, and the long-handle positioning pin 6 is simultaneously inserted into the positioning top hole 207 and the positioning bottom hole 1023 to fixedly connect the point drilling mold 2 and the workpiece 1.

In this embodiment, the device handle 3 is threadedly mounted in the second mounting hole 203 of the point-drilling die 2. The top of a fastening screw 4 passes through a first mounting hole 1012 to be mounted in a second mounting hole 203 of the spot-drilling die 2, the bottom of the fastening screw 4 is sleeved with a die-clamping circular plate 5, and the device utilizes a step hole on a workpiece to mount a spot-drilling die in the step hole, so that the spot-drilling die is positioned by the fastening screw and the die-clamping circular plate at the bottom on one hand, and a long-handle positioning pin and a positioning top hole on the die and a positioning bottom hole on the workpiece on the other hand.

In actual work, the tool is used for starting with a piece device handle 3, the tool is installed in a step hole, the outer diameters of phi 66.5 and phi 130 and the inner holes of phi 66.5 and phi 130 of a product are sleeved, a long-handle positioning pin 6 penetrates into a phi 3.4 hole of the product, the tool is fixed at the bottom of the product by a fastening screw 4 and a die tightening circular plate 5, and then a 4-M4 hole can be drilled at the upper end of the product by means of drilling and sleeving. And then, removing the tool, drilling a thread bottom hole on the 4-M4 position hole drilled in the spot drilling of the product, and tapping. By using the tool, the workload of machining numerical control equipment is reduced, and the operation by a bench worker avoids the process of correcting and clamping the equipment, thereby greatly reducing the machining cost and improving the production efficiency. The tool has the advantages of convenience in assembly and disassembly, simplicity in operation, accuracy in position, reduction in cost and improvement in efficiency.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides an inner bore wall end is along some drilling equipment, its characterized in that is in including installing some drill jig (2) on work piece (1), setting device handle (3) and fastening screw (4) of both sides about some drill jig (2), suit at fastening screw (4) bottom tight mould plectane (5) and install long handle locating pin (6) on some drill jig (2), wherein:

the workpiece (1) consists of a square shell (101), an installation platform (102) arranged on the square shell (101) and a bottom ring (103) arranged below the square shell (101), wherein an installation base (1011) is arranged at the center of the inner wall of the square shell (101), a first installation hole (1012) is formed in the center of the installation base (1011), a step hole (1021) is formed in the center of the installation platform (102), a plurality of positioning holes (1022) are formed in the outer end face of the step hole (1021), and a plurality of positioning bottom holes (1023) are formed in the inner end face of the step hole (1021);

the point drill mould (2) consists of a positioning surface (201) and a positioning seat (202), the shape of the positioning surface (201) is matched with the shape of the outer end surface of the stepped hole (1021), a plurality of drilling sleeves (204) are arranged on the positioning surface (201), the position of the drilling sleeve (204) is consistent with that of the positioning hole (1022), an observation notch (205) is also arranged on the positioning surface (201), the observation gap (205) is used for aligning and installing the long handle positioning pin (6), the shape of the positioning seat (202) is matched with that of the stepped hole (1021), one side of the positioning seat (202) is provided with a positioning plate (206), the positioning plate (206) is provided with a positioning top hole (207), the position of the positioning top hole (207) is consistent with the position of the positioning bottom hole (1023), and the long-handle positioning pin (6) is simultaneously inserted into the positioning top hole (207) and the positioning bottom hole (1023) to realize the fixed connection of the point drilling die (2) and the workpiece (1).

2. An inner bore wall end point drilling apparatus as claimed in claim 1, wherein the apparatus handle (3) is threadably mounted in the second mounting hole (203) of the point drilling die (2).

3. The inner hole wall end point drilling device as claimed in claim 1, wherein the top of the fastening screw (4) passes through the first mounting hole (1012) to be mounted in the second mounting hole (203) of the point drilling die (2), and the bottom of the fastening screw (4) is sleeved with a die clamping circular plate (5).