CN116690200A - Device for processing drilling and tapping of end cover - Google Patents

Device for processing drilling and tapping of end cover Download PDF

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Publication number
CN116690200A
CN116690200A CN202210173263.7A CN202210173263A CN116690200A CN 116690200 A CN116690200 A CN 116690200A CN 202210173263 A CN202210173263 A CN 202210173263A CN 116690200 A CN116690200 A CN 116690200A
Authority
CN
China
Prior art keywords
end cover
axis
bottom plate
tapping
limiting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210173263.7A
Other languages
Chinese (zh)
Inventor
胡晓桦
王佳伟
于志国
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Guoshang Electromechanical Science & Technology Co ltd
Original Assignee
Shanghai Guoshang Electromechanical Science & Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Guoshang Electromechanical Science & Technology Co ltd filed Critical Shanghai Guoshang Electromechanical Science & Technology Co ltd
Priority to CN202210173263.7A priority Critical patent/CN116690200A/en
Publication of CN116690200A publication Critical patent/CN116690200A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
    • B23P23/02—Machine tools for performing different machining operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G1/00—Thread cutting; Automatic machines specially designed therefor
    • B23G1/44—Equipment or accessories specially designed for machines or devices for thread cutting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Jigs For Machine Tools (AREA)

Abstract

The invention relates to a device for processing drilling and tapping of an end cover, which comprises a bottom plate, a positioning mechanism arranged on the bottom plate, a limiting mechanism and a limiting device, wherein the limiting mechanism and the limiting device are matched with the positioning mechanism for use; the bottom plate is provided with a processing hole, the positioning mechanism comprises positioning mechanisms in the X-axis direction and the Y-axis direction, the limiting mechanism comprises a limiting mechanism in the Z-axis direction, and the limiting device comprises a limiting device which is limited to rotate around the Z-axis direction. Compared with the prior art, the invention can finish drilling and tapping processing of the front surface, the back surface and the four peripheral surfaces of the end cover simultaneously, does not need to replace a clamp, reduces the clamping time, improves the processing efficiency, reduces the accumulated deviation and has high processing precision.

Description

Device for processing drilling and tapping of end cover
Technical Field
The invention relates to a finish machining device, in particular to a device for machining drilling and tapping of an end cover.
Background
Through technical analysis, the use of the clamp is largely related to the utilization rate of the numerical control milling machine. According to incomplete statistics, the unreasonable proportion of the fixture used by the numerical control milling machine of domestic enterprises is up to more than 50%. By the end of 2014, nearly one million Chinese numerical control milling machines are saved, namely more than 50 ten thousand numerical control milling machines are subjected to the phenomenon of "steamed corn" due to unreasonable fixture selection or improper application; from another point of view, there are great papers on the selection and application of numerically controlled milling machine jigs, as there are considerable potential economic benefits involved.
A schematic diagram of a part processing position of the end cover drilling and tapping is shown in FIG. 1, wherein the part processing position comprises four drilling and tapping on the peripheral surface and drilling and tapping on the front surface and the back surface. In the existing machining clamping mode, the center hole is used for positioning and limiting, a drilling jig is matched for drilling, three sets of tools are needed for respectively machining four holes on the front face of the end cover and eight holes on the back face and four holes on the periphery of the end cover, tapping is performed, the working procedures are excessive, and the machining time is long.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a device for processing end cover drilling and tapping.
The aim of the invention can be achieved by the following technical scheme:
the device for processing the drilling and tapping of the end cover comprises a bottom plate, a positioning mechanism arranged on the bottom plate, a limiting mechanism matched with the positioning mechanism for use and a limiting device;
the bottom plate is provided with a processing hole, the positioning mechanism comprises positioning mechanisms in the directions of an X axis and a Y axis, the limiting mechanism comprises a limiting mechanism in the direction of a Z axis, and the limiting device comprises a limiting device which is limited to rotate around the direction of the Z axis.
The process for drilling and tapping the end cover by using the invention comprises the following steps:
the method comprises the steps of placing an end cover to be processed on a bottom plate, limiting the movement of the end cover in the directions of an X axis, a Y axis and a Z axis through a positioning mechanism and a limiting mechanism, limiting the rotation of the end cover around the Z axis through a limiting device, firstly processing drilling and tapping programs on the front surface and the back surface of the end cover and two opposite peripheral surfaces, suspending, rotating the end cover by 90 degrees, compacting again, and completing the drilling and tapping programs on the two remaining peripheral surfaces.
Preferably, the positioning mechanisms in the X-axis and Y-axis directions are positioning columns arranged on the bottom plate, and the positioning columns are matched with the inner holes machined on the end cover to limit the movement of the end cover to be machined in the X-axis and Y-axis directions.
Preferably, the upper end of the positioning column is provided with threads, the limiting mechanism on the Z-axis direction comprises an opening gasket and a limiting nut, the opening gasket and the limiting nut are matched with the positioning column, and the limiting nut is screwed to downwards compress the end cover to be processed, so that the movement of the end cover to be processed in the Z-axis direction is limited.
Preferably, the limit nut is an M10 nut.
Preferably, the limiting device comprises an elastic vice, an inner supporting block and a bolt, wherein the elastic vice comprises a left part and a right part, the elastic vice is slidably mounted on the bottom plate, the inner supporting block is mounted between the left part and the right part, a through hole is formed in the inner supporting block, a threaded hole is formed in the bottom plate, the bolt penetrates through the through hole and then is screwed into the threaded hole, the inner supporting block moves downwards along with the downward screwing of the bolt and pushes the left part and the right part of the elastic vice outwards, the left part and the right part of the elastic vice are structurally attached to boss surfaces on the peripheral surface of the end cover, boss surfaces on the peripheral surface of the end cover are attached to each other, the position of the end cover is aligned, and the rotation of the end cover around the Z axis is limited.
Preferably, the bolt is an M10 bolt.
Preferably, the outer support sleeve of the elastic vice is modulated by 40Cr, and has good comprehensive mechanical properties.
Preferably, the lower end of the positioning column is provided with threads, the bottom plate is provided with a through hole, and the positioning column is locked on the bottom plate by a locking nut after being inserted into the through hole.
Preferably, the locking nut is an M16 nut.
Preferably, the bottom plate is provided with a plurality of parallel positioning mechanisms, the limiting mechanisms are matched with the positioning mechanisms, and the limiting devices are arranged between two adjacent positioning mechanisms.
Preferably, four-axis connecting discs are connected to two sides of the bottom plate and used for connecting a four-axis machining center, and the four-axis machining center drives the bottom plate and an end cover on the bottom plate to rotate 360 degrees through the four-axis connecting discs.
Preferably, the four-axis connecting disc is connected with the bottom plate through screws.
Compared with the prior art, the invention has the following beneficial effects:
(1) The invention can finish drilling and tapping processing of the front surface, the back surface and the four peripheral surfaces of the end cover simultaneously, does not need to replace clamps, reduces the number of the clamps, reduces the clamping time, improves the processing efficiency, reduces the accumulated deviation and has high processing precision.
(2) The elastic vice is attached to the convex table surface of the workpiece, and the left part and the right part of the elastic vice are pushed outwards through the inner supporting block and the bolt, so that the end cover is limited to rotate around the Z axis, and the elastic vice is simple in structure and convenient to operate.
(3) The positioning column is matched with the inner hole machined in the end cover, so that the movement of the end cover in the directions of the X axis and the Y axis is limited, the workpiece is pressed downwards through the opening gasket and the limiting nut, the movement of the end cover in the direction of the Z axis is limited, the structure is simple, the implementation is easy, and the workpiece can be well positioned and limited.
Drawings
FIG. 1 is a schematic illustration of a part tooling of an end cap;
FIG. 2 is a top view and cross-sectional view of the present invention;
FIG. 3 is a schematic view of the structure of an end cap attached to the present invention;
FIG. 4 is a schematic view of the structure of the elastic vise and the inner support blocks;
FIG. 5 is a bottom view of the present invention;
reference numerals: 1. the device comprises a bottom plate, 2, an elastic vice, 3, an inner supporting block, 4, a four-axis connecting disc, 5, a positioning column, 6, an opening gasket, 7, a lock nut, 8, a limit nut, 9, a workpiece, 10 and a bolt.
Detailed Description
The invention will now be described in detail with reference to the drawings and specific examples. The present embodiment is implemented on the premise of the technical scheme of the present invention, and a detailed implementation manner and a specific operation process are given, but the protection scope of the present invention is not limited to the following examples.
In the drawings, like structural elements are referred to by like reference numerals and components having similar structure or function are referred to by like reference numerals. The dimensions and thickness of each component shown in the drawings are arbitrarily shown, and the present invention is not limited to the dimensions and thickness of each component. Some of the elements in the drawings are exaggerated where appropriate for clarity of illustration.
Example 1:
the device for processing the drilling and tapping of the end cover comprises a bottom plate 1, a positioning mechanism arranged on the bottom plate 1, a limiting mechanism matched with the positioning mechanism for use and a limiting device, as shown in fig. 2 to 5; as shown in fig. 5, a machining hole is formed in the base plate 1, the positioning mechanism comprises positioning mechanisms in the directions of an X axis and a Y axis, the limiting mechanism comprises a limiting mechanism in the direction of a Z axis, and the limiting device comprises a limiting device which is limited to rotate around the direction of the Z axis.
As shown in fig. 1, the workpiece 9 to be processed is an end cover, and it is required to process on the front and back surfaces of the end cover 9 and four sides around, namely, four holes on the front surface, four holes on the back surface and eight holes around. The process for drilling and tapping the end cover by using the invention comprises the following steps:
the end cover 9 to be processed is placed on the bottom plate 1, the movement of the end cover 9 in the directions of an X axis, a Y axis and a Z axis is limited by a positioning mechanism and a limiting mechanism, the rotation of the end cover 9 around the Z axis is limited by a limiting device, the drilling and tapping procedures on the front surface and the back surface of the end cover 9 and two opposite peripheral surfaces are firstly processed, the suspension is carried out, the end cover 9 is rotated by 90 degrees and is compressed again, and the drilling and tapping procedures on the two remaining peripheral surfaces are completed.
As shown in fig. 2 and 3, in the present invention, the positioning mechanism in the X-axis and Y-axis directions is a positioning column 5 mounted on the base plate 1, and the positioning column 5 cooperates with the inner hole machined in the end cover 9 to limit the movement of the end cover 9 to be machined in the X-axis and Y-axis directions.
The upper end of the positioning column 5 is provided with threads, the limiting mechanism in the Z-axis direction comprises an opening gasket 6 and a limiting nut 8, the opening gasket 6 and the limiting nut 8 are matched with the positioning column 5, the limiting nut 8 is matched with the threads on the positioning column 5, the limiting nut 8 is screwed down to tightly press the end cover 9 to be processed, and the movement of the end cover 9 to be processed in the Z-axis direction is limited, and in the embodiment, the limiting nut 8 is an M10 nut.
The lower extreme of reference column 5 is equipped with the screw thread, is equipped with the through-hole on the bottom plate 1, and the reference column 5 is locked on bottom plate 1 by lock nut 7 after inserting the through-hole, simple structure, processing manufacturing is convenient, easy to use and locking, and lock nut 7 selects M16 nut in this embodiment. In other embodiments, a threaded hole may be directly formed in the bottom plate 1, and the positioning post 5 may be screwed into the threaded hole.
As shown in fig. 4, the limiting device comprises an elastic vice 2, an inner supporting block 3 and a bolt 10, wherein the elastic vice 2 comprises a left part and a right part, the elastic vice 2 is slidably mounted on the bottom plate 1, the inner supporting block 3 is mounted between the left part and the right part, a through hole is formed in the inner supporting block 3, a threaded hole is formed in the bottom plate 1, the bolt 10 penetrates through the through hole and then is screwed into the threaded hole, the bolt 10 is screwed into the threaded hole downwards to enable the supporting block 3 to move downwards and push the left part and the right part of the elastic vice 2 outwards along with the downward screwing of the bolt 10, the left part and the right part of the elastic vice 2 are attached to boss surfaces on the peripheral surface of the end cover 9, boss surfaces on the four peripheral surfaces of the end cover 9 are attached to each other, the position of the end cover 9 is aligned, and the end cover 9 is limited to rotate around the Z axis. In the embodiment, the outer support sleeve of the elastic vice 2 is modulated by 40Cr, so that the elastic vice has good comprehensive mechanical properties, and the bolts 10 are M10 bolts.
The bottom plate 1 can be provided with a plurality of positioning mechanisms, a plurality of groups of limiting mechanisms are arranged, and the limiting devices are arranged between two adjacent positioning mechanisms, as shown in fig. 3, two positioning columns 5 are arranged in the embodiment, two workpieces 9 can be processed simultaneously, the processing efficiency is high, the limiting devices are arranged between the two positioning columns 5, and one limiting device can limit the rotation of the two end cover workpieces 9 simultaneously.
Four-axis connecting discs 4 are connected to two sides of the bottom plate 1 and are used for connecting a four-axis machining center, the four-axis machining center drives the bottom plate 1 and an end cover 9 on the bottom plate 1 to rotate 360 degrees through the four-axis connecting discs 4, and specifically, the four-axis connecting discs 4 can be connected with the bottom plate 1 through screws and the like. In the processing process of the workpiece 9, the workpiece 9 is not required to be clamped again, the workpiece 9 can be processed by rotating the four shafts and rotating the end cover 9 by 90 degrees to compress again once, and the workpiece 9 can be processed by utilizing numerical control program tool changing processing, so that the cost is reduced and the efficiency is improved.
Compared with the prior art, the invention can complete the drilling and tapping procedures on the front and back surfaces and the four peripheral surfaces of the end cover 9 by clamping one clamp twice, reduces the clamping actions of operators, greatly reduces the processing time and reduces the processing difficulty. In the processing process, the fixture replacement times are reduced, and the drilling, tapping and positioning are free of deviation, so that the hole site and the processing size are good in stability, tapping is smooth, accumulated deviation is reduced, and the processing precision is high.
The foregoing describes in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the invention by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.

Claims (10)

1. The device for processing the drilling and tapping of the end cover is characterized by comprising a bottom plate, a positioning mechanism arranged on the bottom plate, a limiting mechanism matched with the positioning mechanism for use and a limiting device;
the bottom plate is provided with a processing hole, the positioning mechanism comprises positioning mechanisms in the directions of an X axis and a Y axis, the limiting mechanism comprises a limiting mechanism in the direction of a Z axis, and the limiting device comprises a limiting device which is limited to rotate around the direction of the Z axis.
2. The device for drilling and tapping the end cover according to claim 1, wherein the positioning mechanism in the X-axis and Y-axis directions is a positioning column arranged on the bottom plate, and the positioning column is matched with the inner hole machined on the end cover to limit the movement of the end cover to be machined in the X-axis and Y-axis directions.
3. The device for drilling and tapping the end cover according to claim 2, wherein the upper end of the positioning column is provided with threads, the limiting mechanism in the Z-axis direction comprises an opening gasket and a limiting nut, the opening gasket and the limiting nut are matched with the positioning column, the end cover to be machined is pressed downwards, and the movement of the end cover to be machined in the Z-axis direction is limited.
4. A device for drilling and tapping end caps according to claim 3, wherein the stop nut is an M10 nut.
5. The device for drilling and tapping the end cover according to claim 2, wherein the limiting device comprises an elastic vice, an inner supporting block and a bolt, the elastic vice comprises a left part and a right part, the elastic vice is slidably mounted on a bottom plate, the inner supporting block is mounted between the left part and the right part, a through hole is formed in the inner supporting block, a threaded hole is formed in the bottom plate, the bolt is screwed into the threaded hole after passing through the through hole, the inner supporting block moves downwards along with the downward screwing of the bolt into the threaded hole and pushes the left part and the right part of the elastic vice outwards, and the left part and the right part of the elastic vice are attached to a boss surface of the peripheral surface of the end cover.
6. The apparatus for drilling and tapping an end cap of claim 5, wherein said bolt is an M10 bolt.
7. The device for drilling and tapping the end cover according to claim 2, wherein the lower end of the positioning column is provided with threads, the bottom plate is provided with a through hole, and the positioning column is locked on the bottom plate by a locking nut after being inserted into the through hole.
8. The device for drilling and tapping the end cover according to claim 1, wherein a plurality of parallel positioning mechanisms are arranged on the bottom plate, the limiting mechanisms are matched with the positioning mechanisms, and the limiting devices are arranged between two adjacent positioning mechanisms.
9. The device for drilling and tapping the end cover according to claim 1, wherein four-axis connecting discs are connected to two sides of the bottom plate and used for connecting a four-axis machining center, and the four-axis machining center drives the bottom plate and the end cover on the bottom plate to rotate 360 degrees through the four-axis connecting discs.
10. The apparatus for drilling and tapping an end cap according to claim 9, wherein the four-axis connection plate is connected to the bottom plate by a screw.
CN202210173263.7A 2022-02-24 2022-02-24 Device for processing drilling and tapping of end cover Pending CN116690200A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210173263.7A CN116690200A (en) 2022-02-24 2022-02-24 Device for processing drilling and tapping of end cover

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210173263.7A CN116690200A (en) 2022-02-24 2022-02-24 Device for processing drilling and tapping of end cover

Publications (1)

Publication Number Publication Date
CN116690200A true CN116690200A (en) 2023-09-05

Family

ID=87824408

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210173263.7A Pending CN116690200A (en) 2022-02-24 2022-02-24 Device for processing drilling and tapping of end cover

Country Status (1)

Country Link
CN (1) CN116690200A (en)

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