CN2116554U - Digital display precise boring head device - Google Patents
Digital display precise boring head device Download PDFInfo
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- CN2116554U CN2116554U CN 92213031 CN92213031U CN2116554U CN 2116554 U CN2116554 U CN 2116554U CN 92213031 CN92213031 CN 92213031 CN 92213031 U CN92213031 U CN 92213031U CN 2116554 U CN2116554 U CN 2116554U
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- digital display
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- slide block
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Abstract
The utility model relates to a digital display precise boring head device formed by a rough machining and a finish machining secondary feeding systems. In the rough machining system, the front end of a cutter body (45) is provided with a cutter blade (50) and an adjusting nut (47); the back end of the cutter body (45) is inserted into the bore of a tool bar (49) and is fixed by a screw (44); the tool bar (49) is connected with the internal cone hole of a V-shaped sliding block (1). In finish machining system, the front end of the V-shaped sliding block (1) is provided with a front cover (3); a V-shaped surface at the back end of the V-shaped sliding block (1) slides in a main body (9); a digital display dial gauge (6) is fixed on a gauge clamp (37); a magnifier (19) and a push-button switch (21) are fixed in a lens cone (16); the push-button switch (21) controls the press button and the magnifier (19) on the digital display dial gauge (6) to clearly display reading numbers.
Description
The utility model relates to a kind of machine tool accessories, boring machine digital display fine-bore device particularly, and it comprises roughing and two feed systems of fine finishining.
The conventional method of boring machine bore hole is to adopt the manual boring cutter that knocks to control the processing depth of cut to part to be processed by the skilled worker, reaches the drawing dimensional requirement, and operator's technical merit is had relatively high expectations.In recent years, multiple precision boring head and Precision trimming cutter have been developed both at home and abroad, as the Precision trimming boring cutter of using on the Digit Control Machine Tool, though grasp size easily, but 0.5 millimeter screw thread on the boring cutter and dial have error man-hour adding, there are the gap in cutter hub and knife bar hole, feather key from point width from far away, and gapped, therefore in the bore hole process, be subjected to the vibration and the drag effects of cutting force, cause the loosening of cutter hub and fine-tuning nut easily and produce cutter hub and move axially, influence machining accuracy along boring bar.The precision of the feed screw in the boring head and the gap of gap between the nut and dovetail guide exist, and make boring head when feeding, and the feeding data that reflect on the dial are consistent with actual tool displacement data transformation, influence machining accuracy equally.
And for example the used cutter of numerical control machining center lathe generally is to adopt the accurate measurement machine that cutter is carried out preset, owing to have error in the cutter manufacturing, a preset does not also reach the processing dimension of part.Need repeatedly preset just can reach processing cun requirement to the greatest extent to the high part of required precision.
The purpose of this utility model provides a kind of precision boring head device with digital display dial gauge, can be directly installed in the main shaft internal taper hole of common boring machine, milling machine, Digit Control Machine Tool, numerical control machining center and FMC of various models, can carry out multiple operation processing such as thick, precise boring and boring, reaming, fraising, tapping, cutting end face, significantly improve the accurate to dimension of work piece and need not finely tune.Adopt advanced cutter material, make boring cutter, be contained on the boring head, after dynamic balancing, can carry out high-speed cutting, operative employee's industrial grade is required to reduce the 2-3 level as diamond.
The utility model can reach by following measure: by V-type slide block (1), protecgulum (3), digital display dial gauge (6), positive stop (8), main body (9), taper shank (14), magnifying glass (19), hold-down nut (23), adjustable nut (25), leading screw (28), the digital display precision boring head device that cutter hub (45) etc. are formed, it is characterized in that having roughing and fine finishining secondary feed system, the front end of cutter hub in the roughing system (45) is equipped with blade (50) and adjusts nut (47), its rear end and knife bar (49) are for being slidingly connected, be fixed in cutter hub (45) keyway by screw (44), knife bar (49) is connected with V-type slide block (1) female cone hole; In the fine finishining system, V-type slide block (1) is installed in the main body (9), its front end is equipped with protecgulum (3), rear end V-type face radially slides with main body (9) and cooperates, the table that digital display dial gauge (6) is fixed in the main body (9) presss from both sides on (37), magnifying glass (19) is with in press button (21) is fixed on the lens barrel (16) that is connected with case (5), button on press button (21) the control digital display dial gauge (6), make its zero clearing or video data, magnifying glass (19) can clear demonstration feeding data at the positive front end of digital display dial gauge (6).
In the roughing system, the screw thread of cutter hub (45) is a special thread, and its angle of rifling is 20 °, and pitch is 1 millimeter, and the screw thread end face is 0.3 millimeter facet, and reach is than original micrometer adjustement boring tool screw thread long 1/3.
In the fine finishining system, the V-type rail face of V-type slide block (1) is 60 °, and endoporus is the Morse's cone hole, the positioning accuracy height, and resistance to cutting is big.
The drawing of the utility model accompanying drawing is described as follows:
Fig. 1 is the assembling front view of digital display precision boring head device
Fig. 2 is a digital display precision boring head device A-A profile
Fig. 3 is V-type slide block (1) the C-C profile of digital display precision boring head device
Accompanying drawing 1,2,3 part has: V-type slide block (1), protecgulum (3), case (5), digital display dial gauge (6), cover plate (7), positive stop (8), main body (9), balance weight (11), straight pin (13), taper shank (14), lens barrel (16), Jing Gai (17), magnifying glass (19), spring (20), press button (21), alignment pin (22), hold-down nut (23), adjust screw (24), adjustable nut (25), nut (26), expansion screw (27), leading screw (28), bearing (29), end cap (30), round nut (31), bearing block (32), taper bolt (34), (36), table folder (37), steel ball (39), slotted round nut (40), tack steel ball (42), cutter hub (45), adjust nut (47), gland (48), knife bar (49), blade (50), socket (51), little cover (52), lead-in wire (53), all the other are screw.
In conjunction with the accompanying drawings, task of the present utility model is finished as follows:
The roughing system is made up of cutter hub (45), adjustment nut (47), gland (48), knife bar (49), blade (50) etc., the front end of cutter hub (45) is equipped with blade (50) and adjusts nut (47), gland (48), the threaded portion of its rear end is connected with the endoporus of knife bar (49), be fixed in cutter hub (45) keyway by screw (44), the rear end of knife bar (49) is a Morse taper shank, insert in the conical bore of V-type slide block (1), V-type slide block (1) is installed in the main body (9).The front end face of V-type slide block (1) has 3 screws, during hole workpiece, is used for installing the boring ring in machining large-sized.Unclamp screw (46), rotate and adjust nut (47), owing to adjust on the nut face scale is arranged, its scale value is 0.05 millimeter of every lattice, and it is transferred to required processing dimension, and clamp-screw (46) just can disposablely carry out boring roughing again.Therefore clamp-screw (44) is pressed in the keyway of cutter hub (45), when machining, can not cause the rotation of cutter hub (45) and moves axially because of cutting force.Knife bar (49) adopts the Mohs cylindrical taper of tang, guarantees the positioning accuracy height, and resistance to cutting is big.Gland (48) is housed adjusting on the nut (47), is used for preventing to adjust the loosening of nut (47).Cutter hub has special thread on (45), its angle of rifling is 20 °, pitch is 1 millimeter, the screw thread end face has 0.3 millimeter facet, reach is than the screw thread long 1/3 of former micrometer adjustement boring tool body, be used for enlarging the adjusting range of processing dimension, but the various PRECISION HOLE of 1000 millimeters of general boring diameter phi 5-φ.Cutter hub (45) and knife bar (49) have certain rigid and wearability, the reliability height through heat-treatment quenching.
The fine finishining system is by V-type slide block (1), protecgulum (3), digital display dial gauge (6), main body (9), leading screw formations such as (28).V-type slide block (1) is installed in the main body (9), and its front end is equipped with protecgulum (3), is fixed on the positive stop (8) by screw (2), and cover plate (7) is equipped with in its rear end, is fixed on the main body (9) by screw.Case (5) is housed outside positive stop (8), fixing by screw (4), the rear end face of positive stop (8) is connected with screw (10) with main body (9), is located by taper bolt (34), positive stop (8) is used for controlling the stroke of V-type slide block (1), makes its stroke less than 1 millimeter.Taper shank (14) front end and main body (9) interference fit are connected by screw (31), taper bolt (13) location, and taper shank (14) rear end can be multiple taper shank shape, can directly insert in the Taper Bore of Spindle such as boring machine, milling machine and Digit Control Machine Tool.Hold-down nut (23) is installed in the V-type slide block (1), with V-type slide block (1) be interference fit, and by alignment pin (22) location, adjustable nut (25) is contained on the leading screw (28), with V-type slide block (1) for movingly, adjust leading screw (28) gap by adjusting screw (24).Expansion screw (27) is housed on the V-type slide block (1), contacts with the gage outfit of digital display dial gauge (6), fixing by nut (26).
Bearing block (32) is installed in main body (9), and its rear end is fixing by screw (10), taper bolt (30) location, and fixedlyed connected by screw (2) with protecgulum (3) in its rear end.Bearing (29) is contained on the leading screw (28), is installed in the bearing block (32), and is fixing by round nut (31) and end cap (30).
Digital display dial gauge (6) is installed on the table folder (37), and is fixing by screw (38), and table folder (37) is connected by screw (35) with main body (9), taper bolt (36) location.
Magnifying glass (19) and press button (21) are installed in the lens barrel (16), and spring (20) is enclosed within on the feeler lever of press button (21), and Jing Gai (17) covers lens barrel (16), and is tightened up by screw (18).Lens barrel (16) is fixed tightly in the case (5).
Press button (21) is used for controlling the button on the digital display dial gauge (6), makes its zero clearing or video data, and magnifying glass (19) is installed in the positive front end of digital display dial gauge (6), can clear demonstration feeding data.
Digital display dial gauge (6) is the capacitance-grid type structure, and liquid crystal display is controlled its work by button (21).Its table diameter is smaller or equal to 42 millimeters, resolution is 0.001 millimeter, and the table that digital display dial gauge is fixed in the main body (9) presss from both sides on (37), and makes its measuring stick and main body (9) guide rail direction of feed keeping parallelism, directly amplify clear demonstration feeding data by magnifying glass (19).Digital display dial gauge (6) has public affairs, the made in Great Britain conversion and the optional position Protection Counter Functions, has printing interface, connects printer by the little cover (52) in the socket (51), is convenient to process data and stores and grasp the various reasonable data that cutter uses.Digital display dial gauge (6) is an auxiliary equipment.
The fine finishining system moves radially feed by V-type slide block (1) relatively to main body (9).The V-type rail face of V-type slide block (1) is 60 °, its endoporus is the Morse's cone hole, the rear end of its internal taper hole has rectangular slot, be slidingly matched with the Morse's cone tang of knife bar (49) rear end, cutter hub (45) is played the role of positioning, when taper shank (14) and its internal taper hole during at same axis, the expansion screw (27) that is installed on the V-type slide block (1) contacts with the gage outfit of digital display dial gauge (6), adjust screw (27), make digital display dial gauge (6) show " zero-bit ", just can bore, expand, operations such as fraising, tapping and end face processing.Unclamp housing screw (41), clockwise rotate leading screw (28), adjust to required allowance, tighten up the housing screw (41) on the protecgulum (3) again, just can carry out boring fine finishining with the standard Allen wrench.
Have on the main body (9) and unload tool bore, cover plate (7) is housed is used for preventing dust.The V-type rail face of main body (9) is 60 °, with the V-type rail face bedding-in of V-type slide block (1), eliminating the gap, have annular compensating groove at the rear end face of main body (9), balance weight (11) is contained in therebetween, is fixed in the compensating groove by holding screw (12) after the dynamic balancing.The material of V-type slide block (1) and main body (9) is the high-quality carbon steel, through modified heat treatment and selective hardening, and the wearability height.
4 steel balls (37) are housed in protecgulum (3), are used for adjusting the gap of V-type slide block (1), by housing screw (41) and tack steel ball (40) V-type slide block (1) is locked, thereby guarantee feed accurately and reliably.
C level rolling bearing (29) is housed on the leading screw of feeding running part (28), by bearing block (32), end cap (30) and round nut (31) that bearing (29) is fixing, adjustment screw (24) in the available accent nut (25) is adjusted the gap of leading screw (28), make it reach optimum state, fix by hold-down nut (23), thereby guarantee positioning accuracy and transmission accuracy.
Digital display precision boring head device can be according to the function of various model lathes, dispose knife bar, the boring ring of the taper shank of various different models and the specification that varies in size, but the various PRECISION HOLE that boring diameter phi 5-φ is 1000 millimeters, the processing dimension scope is wide, adaptability is strong, can be developed into series of products, if adopt diamond cutter processing, compare method with the amesdial of equal accuracy and measure, high manufacturing accuracy can reach 1 grade.
The utility model is fixed on common boring, milling machine, the digital-control boring-milling machine, during work, need dismantle, can realize the quick change function.The quick-change tool of various different sizes can directly be installed.
During the utility model work, thick, right boring hole feeding is regulated the speed soon, need not finely tune, and is easy to operate, accurately and reliably, improves working (machining) efficiency, guarantees product quality.
Claims (3)
1, digital display precision boring head device, by V-type slide block (1), protecgulum (3), digital display dial gauge (6), positive stop (8), main body (9), taper shank (14), magnifying glass (19), leading screw (28), cutter hub formations such as (45), it is characterized in that being provided with roughing and fine finishining secondary feed system, the front end of cutter hub in the roughing system (45) is equipped with blade (50) and adjusts nut (47), its rear end and knife bar (49) are for being slidingly connected, be fixed in the keyway of cutter hub (45) by screw (44), knife bar (49) is connected with V-type slide block (1) female cone hole; In the fine finishining system, V-type slide block (1) is installed in the main body (9), its front end is equipped with protecgulum (3), rear end V-type face and main body (9) are slidingly matched, digital display dial gauge (6) is fixed on the table folder (37), and magnifying glass (19) is with in press button (21) is fixed on the lens barrel (16) that is connected with case (5).
2, digital display precision boring head device according to claim 1, the angle of rifling that it is characterized in that cutter hub (45) is 20 °, and pitch is 1 millimeter, and the screw thread end face has 0.3 millimeter facet, and reach is than original micrometer adjustement boring tool body screw thread long 1/3.
3, digital display precision boring head device according to claim 1, the V-type rail face that it is characterized in that V-type slide block (1) is 60 °, endoporus is the Morse's cone hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92213031 CN2116554U (en) | 1991-12-31 | 1991-12-31 | Digital display precise boring head device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92213031 CN2116554U (en) | 1991-12-31 | 1991-12-31 | Digital display precise boring head device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2116554U true CN2116554U (en) | 1992-09-23 |
Family
ID=4957834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92213031 Granted CN2116554U (en) | 1991-12-31 | 1991-12-31 | Digital display precise boring head device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2116554U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104108048A (en) * | 2013-04-17 | 2014-10-22 | 王泊 | Digital-display combined cutting tool for machining outer-diameter sides |
| CN105149643A (en) * | 2015-07-02 | 2015-12-16 | 贵州隆生机械制造有限公司 | Engine crankshaft hole boring machine and hole boring method thereof |
| CN105252025A (en) * | 2013-04-17 | 2016-01-20 | 王泊 | Digital-display combined inner hole machining tool |
| CN107186228A (en) * | 2017-06-30 | 2017-09-22 | 贵州凯星液力传动机械有限公司 | A kind of accurate cutting tool for boring of superdeep holes |
-
1991
- 1991-12-31 CN CN 92213031 patent/CN2116554U/en active Granted
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104108048A (en) * | 2013-04-17 | 2014-10-22 | 王泊 | Digital-display combined cutting tool for machining outer-diameter sides |
| CN105252025A (en) * | 2013-04-17 | 2016-01-20 | 王泊 | Digital-display combined inner hole machining tool |
| CN104108048B (en) * | 2013-04-17 | 2016-08-10 | 王泊 | Numerical monitor external diameter processing gang tool |
| CN105149643A (en) * | 2015-07-02 | 2015-12-16 | 贵州隆生机械制造有限公司 | Engine crankshaft hole boring machine and hole boring method thereof |
| CN107186228A (en) * | 2017-06-30 | 2017-09-22 | 贵州凯星液力传动机械有限公司 | A kind of accurate cutting tool for boring of superdeep holes |
| CN107186228B (en) * | 2017-06-30 | 2019-07-09 | 贵州凯星液力传动机械有限公司 | A kind of superdeep holes precision cutting tool for boring processing method and high accurate hole processing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |