CN104148695A - Fixture for drilling of piston rod - Google Patents

Fixture for drilling of piston rod Download PDF

Info

Publication number
CN104148695A
CN104148695A CN201410338559.5A CN201410338559A CN104148695A CN 104148695 A CN104148695 A CN 104148695A CN 201410338559 A CN201410338559 A CN 201410338559A CN 104148695 A CN104148695 A CN 104148695A
Authority
CN
China
Prior art keywords
drill bit
piston rod
drilling
clamping
drill
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
CN201410338559.5A
Other languages
Chinese (zh)
Inventor
郭述洪
刘军
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.)
East China Rongcheng City Forging Machine Tool Co Ltd
Original Assignee
East China Rongcheng City Forging Machine Tool 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 East China Rongcheng City Forging Machine Tool Co Ltd filed Critical East China Rongcheng City Forging Machine Tool Co Ltd
Priority to CN201410338559.5A priority Critical patent/CN104148695A/en
Publication of CN104148695A publication Critical patent/CN104148695A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B41/00Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
    • B23B41/02Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor for boring deep holes; Trepanning, e.g. of gun or rifle barrels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B51/00Tools for drilling machines
    • B23B51/06Drills with lubricating or cooling equipment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B51/00Tools for drilling machines
    • B23B51/12Adapters for drills or chucks; Tapered sleeves
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices 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
    • B23Q3/06Work-clamping means
    • B23Q3/062Work-clamping means adapted for holding workpieces having a special form or being made from a special material
    • B23Q3/064Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding elongated workpieces, e.g. pipes, bars or profiles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B2251/00Details of tools for drilling machines
    • B23B2251/40Flutes, i.e. chip conveying grooves

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Boring (AREA)

Abstract

The invention belongs to the technical field of machining and provides a fixture for drilling of a piston rod to solve the technical problems such that present drilling of the piston rod by a common drill machine is high in labor intensity and low in machining efficiency. The fixture comprises a piston rod clamping device and a drilling device; the piston rod clamping device comprises a support plate fixed on a slide carriage of a drilling machine; two ends, axially along the drilling machine, of the support plate are provided with hoops; the drilling device comprises a bit, a bit clamp bar and a cooling lubricating device; the bit is a gun bit; the bit clamp bar is a bar member; the front end of the bar member is provided with a clamping head having a Morse's taper; the cooling lubricating device comprises a high-pressure water pump, an oil pump and a progressive oil divider connected with the oil pump. The fixture for drilling of the piston rod is reasonable in structure and simple to operate and can be widely used with existing common drill machines, and drilling quality of the piston rod is guaranteed.

Description

A kind of piston rod drilling frock
Technical field
The invention belongs to Machining Technology field, specifically refer to a kind of piston rod drilling frock.
Background technology
Piston rod is main of forcing press, four of every needs, and the inside of piston rod is provided with the axial channel for delivery of lubricating oil, and therefore piston rod needs the body of rod to carry out drilling operation after preparatory processing completes.Traditional processing method be on C630 drilling machine with chuck and centre frame clamping, drill bit is contained on tailstock, rely on operator to haul back and forth tail at piston rod during in rotation status and sit boring.Cut operation owing to needing to return in time in process, otherwise the drill bit that easily fractures causes piston rod to be scrapped, therefore after brill a period of time, need drill bit pull-out to return bits, its labour intensity is large, efficiency is low, and the long piston rod of 3000mm at least wants just can complete for 16 to 20 hours conventionally.At present also there is special deep hole rig, but involve great expense, in the time that the processing capacity of piston rod is little, buy special depth drill chance and bring larger financial burden to enterprise.Therefore be necessary to design a kind of frock using for piston rod drilling that can use on common driller, on the basis that ensures drilling quality, reaching reduces labor intensity improves the object of working (machining) efficiency.
Summary of the invention
The technical problem that while at present carrying out piston rod drilling on common driller for solving, existing labour intensity is large, working (machining) efficiency is low, the invention provides a kind of piston rod drilling frock.
For realizing above-mentioned technical purpose, the technical solution used in the present invention is: a kind of piston rod drilling frock, it comprises piston rod clamping device and drilling equipment, it is characterized in that: described piston rod clamping device comprises that one is fixed on the gripper shoe on drilling machine slide carriage, and gripper shoe is provided with holding card along the axial two ends of drilling machine; Described drilling equipment comprises drill bit, drill bit clamping bar and cooling and lubricating device, and described drill bit is drill gun; Described drill bit clamping bar is a body of rod, be provided with the clamping head with Morse's taper at the front end of the body of rod, drill bit clamping bar is fixed on drill press spindle by this clamping head with Morse's taper, the front end of clamping head is provided with drill bit clamping groove, aforesaid drill gun clamping is in drill bit clamping groove, be provided with the through hole that runs through the whole body of rod and clamping head in the axle center of drill bit clamping bar, the feed pathway of this through hole and drill gun inside connects, and is provided with swivel joint at the afterbody of drill bit clamping bar; Described cooling and lubricating device comprises a high-pressure hydraulic pump, oil pump and the laddering separator being connected with oil pump, the outlet pipe of high-pressure hydraulic pump is connected with the arm of a three-way pipe respectively with the flowline of laddering separator, and the supervisor of three-way pipe is connected by pipeline with the swivel joint of previous bit clamping bar afterbody and connects with the through hole in drill bit clamping bar.
Adopt this frock machining piston bar, can realize few input, significantly improve the beneficial effect of working (machining) efficiency, it is compared existing processing mode and can raise the efficiency more than 15 times, also greatly alleviate operator's labour intensity, avoided returning simultaneously and cut the potential safety hazard that the drill bit that fractures not in time causes piston rod to be scrapped.This piston rod drilling is reasonable, easy and simple to handle with tool structure, can extensively support the use with existing common driller, ensures piston rod drilling quality.
Brief description of the drawings
Accompanying drawing 1 is the structural representation after piston rod is combined with piston rod clamping device.
The structural representation that accompanying drawing 2 is holding card.
Structural representation after accompanying drawing 3 drill bits are combined with drill bit clamping bar.
The structural representation that accompanying drawing 4 is cooling and lubricating device.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in Figure 1, this frock comprises piston rod clamping device, and this clamping device comprises a gripper shoe 1, and gripper shoe is provided with fixing hole 1-1, can be by the slide carriage of gripper shoe 1 fixing drilling machine by this fixing hole 1-1.As shown in Figure 1, be provided with holding card 2 in 1 gripper shoe along the axial two ends of drilling machine.As shown in Figure 2, it comprises the holding card seat 2-1 fixing with gripper shoe 1 to the structure of holding card 2, and holding card seat 2-1 is provided with semicircle groove 2-2, on holding card seat 2-1, fixes the circular-arc movable card division 2-4 of half by bolt 2-3.As shown in Figure 1, piston rod 3 is supported on the surface of gripper shoe 1 by the holding card 2 at gripper shoe 1 two ends.
The common driller using at present due to slide carriage and machine tool guideway bonded area little, and piston rod is long and heavy, if direct piston rod and slide carriage are fixed, piston rod can lever up slide carriage, cause piston rod and drilling machine lathe bed not parallel, just and cylindrical disalignment, therefore in this frock, design employing gripper shoe supports piston rod, solves with this technical problem that slide carriage levers up in the hole coming outbreak out.
As shown in Figure 3, this frock also comprises drill bit 4, drill bit clamping bar 5.Drill bit 4 is selected drill gun, and drill gun is a kind of effectively deep hole processing cutter, and its structure comprises that boring the V-type arranging on wall returns bits groove, and the feed pathway arranging in drill body.As a kind of the most frequently used deep hole processing cutter, on numerous magazines, webpage, its structure is had to more detailed introduction, do not repeat them here.
As shown in Figure 3, drill bit clamping bar 5 is a body of rod, be provided with the clamping head 5-1 with Morse's taper at the front end of the body of rod, the front end of clamping head is provided with drill bit clamping groove, aforesaid drill bit 4 clampings are in drill bit clamping groove, be provided with the through hole 5-2 that runs through the whole body of rod and clamping head in the axle center of drill bit clamping bar, the feed pathway 4-1 of this through hole 5-2 and drill gun inside connects, and is provided with swivel joint 5-3 at the afterbody of drill bit clamping bar.
As shown in Figure 4, this frock also comprises cooling and lubricating device, this cooling and lubricating device comprises a high-pressure hydraulic pump 6, oil pump 7 and the laddering separator 8 being connected with oil pump, and the outlet pipe 6-1 of high-pressure hydraulic pump is connected with the arm of a three-way pipe 9 respectively with the flowline 8-1 of laddering separator.Shown in 3, the supervisor of three-way pipe 9 is connected by pipeline with the swivel joint 5-3 of drill bit clamping bar afterbody and connects with the through hole 5-2 in drill bit clamping bar by reference to the accompanying drawings.This cooling and lubricating device is together with the drill bit 4 shown in accompanying drawing 3, the common drilling equipment that forms this frock of drill bit clamping bar 5.
When use, gripper shoe 1 is fixed on drilling machine slide carriage, piston rod 3 is supported and fixed in gripper shoe 1, drill bit 4 is installed on drill bit clamping bar 5, drill bit clamping bar 5 is fixed on machine tool chief axis with the clamping head 5-1 of Morse's taper by its front end, and the shank portion of drill bit clamping bar 5 is stretched out by rear-end of spindle, and drill bit 4 and piston rod 3 are positioned on same central axis, cooling and lubricating device is connected with the swivel joint 5-3 of drill bit clamping bar 5 afterbodys by pipeline, can starts shooting and carry out drilling operation.Require rotating speed high due to drill gun, feed is low, taking the C630 lathe commonly used as example, gear on change gear plate after machine tool head box is reversed, large driving wheel and little passive rotation were just become originally often turn by original 0.1mm into minimum 0.03 once, do not need like this input just can meet processing request, do not hinder again machine tool capability simultaneously.
Because water pump adopts high-pressure hydraulic pump, water pump will be delivered on working face after cooling fluid supercharging, by the pressure of cooling fluid, iron filings is returned to bits groove by the V-type on drill bit and returns out.For increasing service life of drill bit, in coolant duct, mix micro-machinery oil with laddering separator simultaneously, can greatly strengthen the service life of drill bit, also make to return cut more smooth.

Claims (1)

1. a piston rod drilling frock, it comprises piston rod clamping device and drilling equipment, it is characterized in that: described piston rod clamping device comprises that one is fixed on the gripper shoe on drilling machine slide carriage, and gripper shoe is provided with holding card along the axial two ends of drilling machine; Described drilling equipment comprises drill bit, drill bit clamping bar and cooling and lubricating device, and described drill bit is drill gun; Described drill bit clamping bar is a body of rod, be provided with the clamping head with Morse's taper at the front end of the body of rod, drill bit clamping bar is fixed on drill press spindle by this clamping head with Morse's taper, the front end of clamping head is provided with drill bit clamping groove, aforesaid drill gun clamping is in drill bit clamping groove, be provided with the through hole that runs through the whole body of rod and clamping head in the axle center of drill bit clamping bar, the feed pathway of this through hole and drill gun inside connects, and is provided with swivel joint at the afterbody of drill bit clamping bar; Described cooling and lubricating device comprises a high-pressure hydraulic pump, oil pump and the laddering separator being connected with oil pump, the outlet pipe of high-pressure hydraulic pump is connected with the arm of a three-way pipe respectively with the flowline of laddering separator, and the supervisor of three-way pipe is connected by pipeline with the swivel joint of previous bit clamping bar afterbody and connects with the through hole in drill bit clamping bar.
CN201410338559.5A 2014-07-17 2014-07-17 Fixture for drilling of piston rod Pending CN104148695A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410338559.5A CN104148695A (en) 2014-07-17 2014-07-17 Fixture for drilling of piston rod

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410338559.5A CN104148695A (en) 2014-07-17 2014-07-17 Fixture for drilling of piston rod

Publications (1)

Publication Number Publication Date
CN104148695A true CN104148695A (en) 2014-11-19

Family

ID=51874424

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410338559.5A Pending CN104148695A (en) 2014-07-17 2014-07-17 Fixture for drilling of piston rod

Country Status (1)

Country Link
CN (1) CN104148695A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109746481A (en) * 2017-11-07 2019-05-14 北京实验工厂 A kind of long deep hole drilling apparatus of piston rod high-precision and processing method
CN110281040A (en) * 2019-08-26 2019-09-27 四川盛科唯工科技有限公司 A kind of tiny deep hole processing cutter grasping system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109746481A (en) * 2017-11-07 2019-05-14 北京实验工厂 A kind of long deep hole drilling apparatus of piston rod high-precision and processing method
CN110281040A (en) * 2019-08-26 2019-09-27 四川盛科唯工科技有限公司 A kind of tiny deep hole processing cutter grasping system
CN110281040B (en) * 2019-08-26 2023-10-13 四川盛科唯工科技有限公司 Tiny deep hole processing cutter clamping system

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20141119

WD01 Invention patent application deemed withdrawn after publication