CN205325170U - Accurate blind hole keyway miller - Google Patents

Accurate blind hole keyway miller Download PDF

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Publication number
CN205325170U
CN205325170U CN201620078566.0U CN201620078566U CN205325170U CN 205325170 U CN205325170 U CN 205325170U CN 201620078566 U CN201620078566 U CN 201620078566U CN 205325170 U CN205325170 U CN 205325170U
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CN
China
Prior art keywords
work piece
mobile jib
screw
cutter head
transmission handle
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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.)
Expired - Fee Related
Application number
CN201620078566.0U
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Chinese (zh)
Inventor
寿亚铭
寿继斌
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HUBEI MINGCHENG PRECISION MACHINERY Co Ltd
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HUBEI MINGCHENG PRECISION MACHINERY Co Ltd
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Priority to CN201620078566.0U priority Critical patent/CN205325170U/en
Application granted granted Critical
Publication of CN205325170U publication Critical patent/CN205325170U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to an accurate blind hole keyway miller, including work piece clamping orient cover, soket head cap screw, the tool bit, the feed shaft, the mobile jib, the cutter arbor body, a spring, the transmission handle, servo motor, a screw, the servo motor support, the immobilization connection parallel key, but axial slip coupling, the hookup parallel key slides, the teper -shank, teper -shank set screw, mobile jib set screw, spring leaf set screw, the spring leaf, the fixed plate, the main motion guide bar, the uide bushing fixed plate, a guiding sleeve, two -way hydraulic pressure master cylinder, the work piece, the work piece positioning fixture, switch board and frame. Characterized by: the work piece relies on work piece clamping orient cover location, is that the radial displacement adjustment is done to the tool bit during multiple cut feed, and radial displacement is not made to work piece clamping orient cover, and servo motor drive the feed, the cutting of two -way hydraulic pressure master cylinder, cutting process all in numerical control program, accurate blind hole keyway miller reasonable in design, compact structure, the machining precision is high, will become the best blind hole keyway essence processing machinery.

Description

A kind of accurate blind hole keyway cutter
Technical field
This utility model relates to a kind of accurate blind hole keyway cutter。
Background technology
Metal current stock-removing machine is mainly slotting machine and planer for the lathe of blind hole keyway processing, there are two problems in both machine tooling keyways: one is correction and the adjustment of work piece and tool position relation before processing, two is that machining accuracy is difficult to ensure that (mainly dimensional accuracy, symmetry and surface roughness), the domestic few enterprise of workpiece for there being high-precision requirement has to consumption huge fund from external Imported Precision numerical control blind hole keyseater, and majority enterprise hopes through want of funds and halts, constrain the development of China's machinery manufacturing industry on the whole。
Summary of the invention
The purpose of the present invention: design the relative position of a kind of convenient correction work piece and keyway process tool, can guarantee that again keyway machining accuracy (dimensional accuracy, symmetry and surface roughness), make up existing slotting machine and the deficiency of planer machining tool, the numerical control keyseater of substituting import one。
This utility model solves its technical problem and be the technical scheme is that this precision blind hole keyway cutter includes workpiece positioning and guiding set 1, soket head cap screw 2, cutter head 3, feed bar 4, mobile jib 5, knife bar body 6, spring 7, transmission handle 8, servomotor 9, screw 10, servomotor bearing 11, be fixedly connected flat key 12, can be slid axially shaft coupling 13, it is slidably connected flat key 14, taper shank 15, taper shank location screw 16, mobile jib location screw 17, screw 18 fixed by spring leaf, spring leaf 19, fixing plate 20, main motion guide post 21, plate 22 fixed by fairlead, fairlead 23, bidirectional hydraulic master cylinder 24, work piece 25, workpiece positioning clamp 26, switch board 27 and frame 28。Accurate being slidably matched of endoporus 29 one-tenth of described workpiece positioning and guiding set 1 and work piece 25, can in the endoporus 29 of work piece 25 vertically both direction move, workpiece positioning and guiding overlaps 1 and is fixed on mobile jib 5 with screw 2;Cutter head 3 becomes accurate being slidably matched with the cutter head hole of mobile jib 5, and 19 cutter head 3 one end of spring leaf are suppressed on the knife edge body of rod 5, and the other end of cutter head 3 is a ramp structure, mates with the outfan inclined-plane of feed bar 4 and matches;Spring leaf 19 adopts two sunk screws 18 to be fixed on mobile jib 5;Mobile jib 5 adopts interference fit to couple with the body of rod 6, and is fixed on knife bar body 6 with mobile jib location screw 17;Feed bar 4, two ends are provided with inclined-plane, and outfan is identical with the slopes which match of cutter head 3, the outfan conical surface of input and transmission handle 8 matches identical, spring 7 is enclosed within feed bar 4, and one end is axially positioned on feed bar 4 shaft shoulder, and the other end is positioned in the recessed shoulder on mobile jib 5 top;Taper shank 15 adopts interference fit to couple with knife bar body 6, and is fixed on knife bar body 6 with taper shank location screw 16;Transmission handle 8 and knife bar body 6 adopt precision auger transmission structure, transmission handle 8 outfan to make the conical surface and match with the input inclined-plane coupling of feed bar 4;During transmission, the input cylindrical of transmission handle 8 adopts to be slidably matched with the endoporus of the shaft coupling 13 that can slide axially and couples, the two sides of flat key 14 two sides and transmission handle 8 and the keyway of the shaft coupling 13 that can slide axially adopt to be slidably matched and couple, and transmission handle 8 can rotate with servomotor 9 and moves axially;During transmission, the shaft coupling 13 that can slide axially adopts the flat key 12 that is fixedly connected to couple with the spindle nose of servomotor 9, will not produce to move axially, servomotor 9 adopts screw 10 to fix on servomotor bearing 11, servomotor 9 rotates when promoting transmission handle 8 to travel forward, the conical surface of transmission handle 8 promotes the inclined-plane of matched feed bar 4, and compress spring 7, it is concurrently fed bar 4 and on the hole 29 of the work piece of work piece 25, produces radial displacement by the slope driving cutter head 3 matching identical with cutter head 3, realize cutting feed, repeatedly palikinesia, complete the precision cutting of keyway, after having cut, servomotor 9 rotates backward when pulling transmission handle 8 rearward movement, the conical surface and the inclined-plane of the feed bar 4 matched that compression spring 7 promotes feed bar 4 to make transmission handle 8 fit, simultaneously spring leaf 19 suppress cutter head 3 radially to feed bar 4 near and fit with the inclined-plane of feed bar 4 outfan, until returning to initial state, complete the program of a workpiece keyway processing。
The beneficial effects of the utility model are:
1) when accurate blind hole keyway cutter is due to cutter head 3 feed, only cutter head 3 does radial motion, and fairlead 1 only axially moves, before convenient processing keyway, workpiece is installed, is positioned and correction, for ensureing the guarantee (mainly dimensional accuracy, symmetry and surface roughness) of machining accuracy。
2) what accurate blind hole keyway cutter cutting feed part adopted is driven by servomotor, and Full-numerical-control technology provides powerful guarantee for improving machining accuracy。
Below in conjunction with Figure of description, the present invention is described in detail。
Accompanying drawing explanation
Accompanying drawing 1: accurate blind hole keyway cutter front view。
Accompanying drawing 2: accurate blind hole keyway cutter left view。
Accompanying drawing 3: accurate blind hole keyway cutter bit structure chart。
Accompanying drawing 4: accurate blind hole keyway cutter bit structure chart partial left side view。
Accompanying drawing 5: accurate blind hole keyway cutter bit structure chart A-A sectional view。
Accompanying drawing 6: accurate blind hole keyway cutter bit structure chart B-B sectional view。
Accompanying drawing 7: accurate blind hole keyway cutter work piece figure。
Accompanying drawing 8: accurate blind hole keyway cutter work piece as-constructed plan。
In accompanying drawing: 1 workpiece positioning and guiding set, 2 soket head cap screws, 3 cutter heads, 4 feed bars, 5 mobile jibs, 6 knife bar bodies, 7 springs, 8 transmission handles, 9 servomotors, 10 screws, 11 servomotor bearings, 12 are fixedly connected flat key, 13 can slide axially shaft coupling, 14 are slidably connected flat key, 15 taper shanks, 16 taper shank location screws, 17 mobile jib location screws, screw fixed by 18 spring leafs, 19 spring leafs, 20 fixing plates, 21 main motion guide posts, plate fixed by 22 fairleads, 23 fairleads, 24 bidirectional hydraulic master cylinders, 25 work pieces, 26 workpiece positioning clamps, 27 switch boards, 28 frames, the hole of 29 work pieces, the keyway of 30 work pieces。
Detailed description of the invention
Accompanying drawing 1 in description, accompanying drawing 2, shown in accompanying drawing 3 and accompanying drawing 4: this precision blind hole keyway stock-removing machine includes workpiece positioning and guiding set 1, soket head cap screw 2, cutter head 3, feed bar 4, mobile jib 5, knife bar body 6, spring 7, transmission handle 8, servomotor 9, screw 10, servomotor bearing 11, be fixedly connected flat key 12, can be slid axially shaft coupling 13, it is slidably connected flat key 14, taper shank 15, taper shank location screw 16, mobile jib location screw 17, screw 18 fixed by spring leaf, spring leaf 19, fixing plate 20, main motion guide post 21, plate 22 fixed by fairlead, fairlead 23, bidirectional hydraulic master cylinder 24, work piece 25, workpiece positioning clamp 26, switch board 27 and frame 28。
In description shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 3 and accompanying drawing 4: workpiece positioning and guiding overlaps accurate being slidably matched of endoporus 29 one-tenth of 1 and work piece 25, can in the endoporus 29 of work piece 25 vertically both direction move, workpiece positioning and guiding set 1 is fixed on mobile jib 5 with screw 2。
In description shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 3 and accompanying drawing 4: cutter head 3 becomes accurate being slidably matched with the cutter head hole of mobile jib 5,19 cutter head 3 one end of spring leaf are suppressed on the knife edge body of rod 5, the other end of cutter head 3 is a ramp structure, mates with the outfan inclined-plane of feed bar 4 and matches。
In description shown in accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3: spring leaf 19 adopts two sunk screws 18 to be fixed on mobile jib 5。
In description shown in accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3: mobile jib 5 adopts interference fit to couple with the body of rod 6, and it is fixed on knife bar body 6 with mobile jib location screw 17。
In description shown in accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3: feed bar 4, two ends are provided with inclined-plane, and outfan is identical with the slopes which match of cutter head 3, and the outfan conical surface of input and transmission handle 8 matches identical。
In description shown in accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3:, spring 7 is enclosed within feed bar 4, and one end is axially positioned on feed bar 4 shaft shoulder, and the other end is positioned in the recessed shoulder on mobile jib 5 top。
In description shown in accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3: taper shank 15 adopts interference fit to couple with knife bar body 6, and it is fixed on knife bar body 6 with taper shank location screw 16。
Accompanying drawing 1 in description, shown in accompanying drawing 2 and accompanying drawing 3: transmission handle 8 and knife bar body six adopt precision auger transmission structure, transmission handle 8 outfan is made the conical surface and is matched with the input inclined-plane coupling of feed bar 4, the input cylindrical of transmission handle 8 adopts to be slidably matched with the endoporus of the shaft coupling 13 that can slide axially and couples, flat key 14 two sides adopt to be slidably matched with the two sides of transmission handle 8 and the keyway of the shaft coupling 13 that can slide axially and couple, transmission handle 8 can rotate with servomotor 9 and moves axially, during transmission, the shaft coupling 13 that can slide axially adopts the flat key 12 that is fixedly connected to couple with the spindle nose of servomotor 9, will not produce to move axially, servomotor 9 adopts screw 10 to fix on servomotor bearing 11, servomotor 9 rotates when promoting transmission handle 8 to travel forward, the conical surface of transmission handle 8 promotes the inclined-plane of matched feed bar 4, and compress spring 7, it is concurrently fed bar 4 and on the hole 29 of the work piece of work piece 25, produces radial displacement by the slope driving cutter head 3 matching identical with cutter head 3, realize cutting feed, repeatedly palikinesia, complete the precision cutting of keyway, after having cut, servomotor 9 rotates backward when pulling transmission handle 8 rearward movement, compression spring 7 promotes the conical surface that feed bar 4 makes transmission handle 8 to fit with the feed bar 4 matched, simultaneously spring leaf 19 suppress cutter head 3 radially to feed bar 4 near and fit with the inclined-plane of feed bar 4 outfan, until returning to initial state。
In description shown in accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3: knife bar body 6 is fixed on fixing plate 20, two main motion guide posts 21 are fixed on 20, the fixing plate 22 of fairlead and bidirectional hydraulic master cylinder 24 are linked together and are fixed in frame 28, fairlead 23 interference fit is connected on the fixing plate 22 of fairlead, the fixing plate 22 of fairlead couples with fairlead 23 one-tenth snug sliding fit, workpiece positioning clamp 26 is fixed in frame 28, its center is concentric with mobile jib 5, work piece 25 clamping is on workpiece positioning clamp 26, and switch board 27 is also connected in frame 28。
In description shown in accompanying drawing 5: mobile jib 5 cylindrical and workpiece positioning and guiding overlap the female coaxial of 1 being slidably matched and couple, and the both sides of cutter head 3 are also be slidably matched to couple with rectangular channel on mobile jib 5。
In description shown in accompanying drawing 6: mobile jib 5 is coaxial with feed bar 4 and is slidably matched and couples, 19 spring leafs and on 5 mobile jibs rectangular channel be also the connection that is slidably matched。
In description shown in accompanying drawing 7: the hole 29 of the work piece of accurate blind hole keyway cutter work piece 25。
In description shown in accompanying drawing 8: the hole 29 of the work piece of accurate blind hole keyway cutter work piece 25 and the keyway 30 of work piece。
The work process of this precision blind hole keyway cutter: after work piece 25 Set and Positioning on workpiece positioning clamp 26 is good, install that the hole 29 of the work piece with work piece 25 matches 1 and 3, and be corrected for。
Power inputs from servomotor 9, through the flat key 12 that is fixedly connected, can be slid axially shaft coupling 13 and be slidably connected flat key 14 and send power to transmission handle 8, transmission handle 8 produces moving axially to tapered end, the conical surface of transmission handle 8 promotes the inclined-plane of matched identical feed bar 4 to move axially to the direction of cutter head 3, promote the inclined-plane of the other end of cutter head 3, realize the feed of cutter head 3, equidirectional compression spring 7 simultaneously, cutter head 3 suppresses spring leaf 19 simultaneously, realize a feed of cutter head 3, hydraulic power supply inputs from the rodless cavity of bidirectional hydraulic master cylinder 24 afterwards, under the guiding of main motion guide post 21 and fairlead 23, through taper shank 15, transmission handle 8, knife bar body 6, mobile jib 5 and feed bar 4 impart power to cutter head 3 and produce cutting force, start to cut the keyway 30 of the work piece of work piece 25, when reaching lower limit, at this moment power inputs from main oily 24 rod chambers of bidirectional hydraulic, until accurate blind hole keyway cutter bit is lifted to the position before cutting, realize a complete action of a cutter micro cutting, above operation program is repeatedly completed, until reaching the keyway size of requirement, complete the cutting of keyway, after repeatedly having cut, servomotor 9 is inverted to initial state, spring leaf 19 promotes the inclined-plane that cutter head 3 and feed bar 4 match tightly to fit together, spring 7 also promotes the ramp of feed bar 4 and the conical surface matched of transmission handle 8 to fit together simultaneously, complete whole programs of a keyway cutting。Above action all finish in numerical control program with clamping workpiece after directly processing is very convenient, owing to workpiece location relies on workpiece positioning and guiding set 1 location, it is that cutter head 3 does radial displacement adjustment during multiple cut feed, and workpiece positioning and guiding set 1 does not do radial displacement, this provides most powerful guarantee for improving machining accuracy。Accurate blind hole keyway cutter is reasonable in design, compact conformation, and machining accuracy is high, alternative same kind of products at abroad, will become best blind hole keyway polish machinery, it is possible to processing through hole。

Claims (1)

1. an accurate blind hole keyway cutter, it is characterized in that: this precision blind hole keyway cutter includes workpiece positioning and guiding set (1), soket head cap screw (2), cutter head (3), feed bar (4), mobile jib (5), knife bar body (6), spring (7), transmission handle (8), servomotor (9), screw (10), servomotor bearing (11), be fixedly connected flat key (12), can be slid axially shaft coupling (13), it is slidably connected flat key (14), taper shank (15), taper shank location screw (16), mobile jib location screw (17), screw (18) fixed by spring leaf, spring leaf (19), fixing plate (20), main motion guide post (21), plate (22) fixed by fairlead, fairlead (23), bidirectional hydraulic master cylinder (24), work piece (25), workpiece positioning clamp (26), switch board (27) and frame (28), described workpiece positioning and guiding set (1) becomes accurate being slidably matched with the endoporus (29) of work piece (25), can in the endoporus (29) of work piece (25) vertically both direction move, workpiece positioning and guiding set (1) screw (2) is fixed on mobile jib (5), described cutter head (3) becomes accurate being slidably matched with the cutter head hole of mobile jib (5), spring leaf (19) suppresses cutter head (3) one end on the knife edge body of rod (5), the other end of cutter head (3) is a ramp structure, mate with the outfan inclined-plane of feed bar (4) and match, described spring leaf (19) adopts two sunk screws (18) to be fixed on mobile jib (5), described mobile jib (5) adopts interference fit to couple with the body of rod (6), and position screw (17) with mobile jib and be fixed on knife bar body (6), described feed bar (4), two ends are provided with inclined-plane, outfan is identical with the slopes which match of cutter head (3), the outfan conical surface of input and transmission handle (8) matches identical, spring (7) is enclosed within feed bar (4), one end is axially positioned on feed bar (4) shaft shoulder, the other end is positioned in the recessed shoulder on mobile jib (5) top, described taper shank (15) adopts interference fit to couple with knife bar body (6), and position screw (16) with taper shank and be fixed on knife bar body (6), described transmission handle (8) adopts precision auger transmission structure with knife bar body (6), transmission handle (8) outfan is made the conical surface and is matched with the input inclined-plane coupling of feed bar (4), during transmission, the input cylindrical of transmission handle (8) adopts to be slidably matched with the endoporus of the shaft coupling (13) that can slide axially and couples, flat key (14) two sides adopt to be slidably matched with the two sides of transmission handle (8) and the keyway of the shaft coupling (13) that can slide axially and couple, transmission handle (8) can rotate with servomotor (9) and move axially, during transmission, the shaft coupling (13) that can slide axially adopts the flat key (12) that is fixedly connected to couple with the spindle nose of servomotor (9), will not produce to move axially, servomotor (9) adopts on the fixing servomotor bearing (11) of screw (10), servomotor (9) rotates when promoting transmission handle (8) to travel forward, the conical surface of transmission handle (8) promotes the inclined-plane of matched feed bar (4), and compress spring (7), it is concurrently fed bar (4) and on the hole (29) of the work piece of work piece (25), produces radial displacement by the slope driving cutter head (3) matching identical with cutter head (3), realize cutting feed, repeatedly repeat above-mentioned action, complete the precision cutting of keyway, after having cut, servomotor (9) rotates backward when pulling transmission handle (8) rearward movement, compression spring (7) promotes the inclined-plane of feed bar (4) conical surface making transmission handle (8) and the feed bar (4) matched to fit, simultaneously spring leaf (19) suppress cutter head (3) radially to feed bar (4) near and fit with the inclined-plane of feed bar (4) outfan, until returning to initial state, complete the program of a keyway processing。
CN201620078566.0U 2016-01-27 2016-01-27 Accurate blind hole keyway miller Expired - Fee Related CN205325170U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105479179A (en) * 2016-01-27 2016-04-13 湖北铭程精密机械有限责任公司 Precision blind hole key groove cutting machine
CN110385451A (en) * 2018-04-19 2019-10-29 浙江绍兴苏泊尔生活电器有限公司 The processing method of knife group structure and interior pot
CN115647860A (en) * 2022-10-19 2023-01-31 大连理工大学 Barrel part inner hole groove machining and detecting equipment

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105479179A (en) * 2016-01-27 2016-04-13 湖北铭程精密机械有限责任公司 Precision blind hole key groove cutting machine
CN110385451A (en) * 2018-04-19 2019-10-29 浙江绍兴苏泊尔生活电器有限公司 The processing method of knife group structure and interior pot
CN110385451B (en) * 2018-04-19 2023-07-14 浙江绍兴苏泊尔生活电器有限公司 Knife set structure and inner pot processing method
CN115647860A (en) * 2022-10-19 2023-01-31 大连理工大学 Barrel part inner hole groove machining and detecting equipment
CN115647860B (en) * 2022-10-19 2023-09-19 大连理工大学 Cylinder part inner hole groove machining and detecting equipment

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160622

Termination date: 20220127