CN109015456B - Balanced fixing device of special measuring tool of bit leg - Google Patents
Balanced fixing device of special measuring tool of bit leg Download PDFInfo
- Publication number
- CN109015456B CN109015456B CN201810851751.2A CN201810851751A CN109015456B CN 109015456 B CN109015456 B CN 109015456B CN 201810851751 A CN201810851751 A CN 201810851751A CN 109015456 B CN109015456 B CN 109015456B
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- China
- Prior art keywords
- bit leg
- fixed
- main shaft
- positioning bracket
- worm
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Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 32
- 229910052742 iron Inorganic materials 0.000 claims abstract description 16
- 230000006835 compression Effects 0.000 claims abstract description 9
- 238000007906 compression Methods 0.000 claims abstract description 9
- 210000004907 gland Anatomy 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Testing Of Balance (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention relates to the technical field of shield machines, in particular to a special measuring tool balance fixing device for a bit leg, which comprises a base, and a bit leg fixing mechanism and a rotating mechanism which are fixed on the base; the bit leg fixing mechanism comprises a swivel, a positioning bracket, a bridge, a lock nut wrench and a compression screw; the bottom of the positioning bracket is fixed on one side of the base, the rotating body is positioned in the positioning bracket and is in running fit with the positioning bracket, two ends of the bridge are respectively fixed on two sides of the upper part of the rotating body, the lock nut wrench is in threaded connection with a threaded sleeve arranged on the upper part of the bridge, and the compression screw rod penetrates through the center of the lock nut wrench and is in threaded fit with the lock nut wrench; the rotating mechanism comprises a main shaft box, a worm wheel, a worm, a stepped main shaft and a counterweight iron. The device is characterized in that the leg is fixed on the V-shaped rotator, and balance iron is arranged to conduct dynamic balance during rotation, so that deviation is reduced, the problem of precision caused by unbalance is avoided, and accurate measurement can be achieved.
Description
Technical Field
The invention relates to the technical field of cone manufacturing, in particular to a special measuring tool balance fixing device for a bit leg.
Background
Currently, in the cone manufacturing field, the measurement of the bit leg is always a very difficult problem, and due to the special shape, large volume and heavy weight of the bit leg, no proper fixing device exists at present.
Disclosure of Invention
The invention aims to overcome the defects of the technology, and provides the special measuring tool balance fixing device for the bit leg, which can fix the bit leg and is convenient for later measurement.
The invention adopts the following technical scheme to realize the aim: the utility model provides a balanced fixing device of special measuring tool of bit leg which characterized in that: comprises a base, a bit leg fixing mechanism and a rotating mechanism which are fixed on the base; the bit leg fixing mechanism comprises a swivel, a positioning bracket, a bridge, a lock nut wrench and a compression screw; the bottom of the positioning bracket is fixed on one side of the base, the rotating body is positioned in the positioning bracket and is in running fit with the positioning bracket, the bottom of the rotating body is semicircular, the upper part of the rotating body is V-shaped, two ends of the bridge are respectively fixed on two sides of the upper part of the rotating body, the lock nut wrench is in threaded connection with a threaded sleeve arranged on the upper part of the bridge, and the compression screw penetrates through the center of the lock nut wrench and is in threaded fit with the lock nut wrench; the rotating mechanism comprises a main shaft box, a worm wheel, a worm, a stepped main shaft and a counterweight iron; the right end of the stepped spindle is fixedly connected with the left side of the swivel body through a bolt, the worm is matched with the worm wheel, two ends of the worm are arranged in the spindle box through bearings, one end of the worm is provided with a hand wheel, the worm wheel is sleeved in the middle of the stepped spindle, friction plates are respectively arranged on two sides of the worm wheel, the friction plates on the right side are in friction fit with a bearing gland arranged on the bearings, a corrugated washer and a locking nut are arranged on the outer side of the friction plates on the left side, and the locking nut is in threaded connection with the stepped spindle; the middle part of ladder main shaft passes through the bearing and the cooperation of bearing housing, the bearing housing passes through the bolt fastening on the headstock, be connected with the lock body through the bolt fastening on the headstock, the upper portion threaded connection of lock body has locking screw, the counter weight iron is fixed the left end of ladder main shaft.
Preferably, a protective cover fixedly connected with the spindle box is arranged on the upper portion of the counterweight iron.
Preferably, a dial is fixed on the left side of the swivel, and a pointer is arranged on the upper right side of the spindle box.
Preferably, a backing plate is arranged at the upper part of the swivel.
Preferably, the outer side of the positioning bracket and the outer side of the rotator are respectively provided with a main dial and an auxiliary dial correspondingly.
Compared with the prior art, the device has the advantages that the unique bit leg fixing structure fixes the bit leg so as to facilitate subsequent measurement, the bit leg is fixed on the V-shaped rotating body and can rotate 120 degrees to measure each position to be measured, and balance iron is arranged on the V-shaped rotating body to balance when the bit leg is fixed on the V-shaped rotating body to reduce deviation, so that the problem of precision caused by unbalance does not occur, and the device can accurately measure.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a side view of a bit leg fixing mechanism of the present invention;
fig. 3 is a schematic diagram of the application of the present invention.
Detailed Description
The following detailed description of the invention refers to the accompanying drawings and preferred embodiments. As shown in FIG. 1, the special measuring tool balance fixing device for the bit leg comprises a base 1, and a bit leg fixing mechanism 2 and a rotating mechanism 3 which are fixed on the base;
as shown in fig. 1 and 2, the bit leg fixing mechanism comprises a swivel 20, a positioning bracket 21, a bridge 22, a lock nut wrench 23 and a compression screw 24; the bottom of the positioning bracket is fixed on one side of the base, the rotating body is positioned in the positioning bracket and is in running fit with the positioning bracket, the bottom of the rotating body is semicircular, the upper part of the rotating body is V-shaped, two ends of the bridge are respectively fixed on two sides of the upper part of the rotating body, the lock nut wrench is in threaded connection with a threaded sleeve arranged on the upper part of the bridge, and the compression screw penetrates through the center of the lock nut wrench and is in threaded fit with the lock nut wrench; the left side of turning is fixed with calibrated scale 25, the right side upper portion of headstock is equipped with pointer 26. The upper part of the swivel is provided with a backing plate 27. The outer sides of the positioning bracket and the outer sides of the swivel are respectively provided with a main dial 28 and an auxiliary dial 29 correspondingly. The bit leg is pressed and fixed through the compression screw, the lock nut wrench is rotated to conduct fine adjustment and fixation, the rotator can rotate in the positioning bracket, and the rotating angle can be read through the number on the dial.
As shown in fig. 1, the rotating mechanism 3 includes a headstock 30, a worm wheel 31, a worm 32, a stepped spindle 33, and a weight iron 34; the right part of the step spindle is respectively arranged in the spindle box through a bearing, the right end of the step spindle is fixedly connected with the left side of the rotator through a bolt, the worm is matched with the worm wheel, two ends of the worm are arranged in the spindle box through bearings, one end of the worm is provided with a hand wheel 35, the worm wheel is sleeved in the middle part of the step spindle, two sides of the worm wheel are respectively provided with a friction plate 36, the friction plates on the right side are in friction fit with a bearing gland 37 arranged on the bearing, the outer side of the friction plates on the left side is provided with a corrugated washer 38 and a locking nut 39, and the locking nut is in threaded connection with the step spindle; the middle part of ladder main shaft passes through bearing 4 and 8 cooperation of bearing housing, the bearing housing passes through the bolt fastening on the headstock, be connected with lock body 5 through bolt fastening on the headstock, the upper portion threaded connection of lock body has locking screw 6, and locking screw's lower part passes through the mode of friction and is connected with the counter weight iron, fixes counter weight iron locking, the counter weight iron is fixed the left end of ladder main shaft. The upper part of the counterweight iron is provided with a protective cover 7 fixedly connected with the main shaft box. The worm wheel and the worm can be driven to rotate through rotating the hand wheel, and the worm wheel is connected with the stepped spindle in a friction connection mode, so that after the worm is rotated, the palm can be slightly rotated manually to conduct fine adjustment, and the accuracy of measurement is improved. The counterweight iron is locked and fixed through the locking screw, so that the stepped spindle is positioned, and the counterweight is used for balancing the leg, so that both ends of the stepped spindle are balanced.
The device bit leg fixing mechanism and the rotating mechanism are characterized in that the unique bit leg fixing structure fixes the bit leg 9 so as to facilitate subsequent measurement, the bit leg is fixed on the V-shaped rotating body and can rotate 120 degrees to measure each position to be measured, and balance iron is arranged on the V-shaped rotating body to conduct dynamic balance when the bit leg is fixed on the V-shaped rotating body, so that deviation is reduced, the problem of precision caused by unbalance is avoided, and the measurement can be accurate.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
Claims (3)
1. The utility model provides a balanced fixing device of special measuring tool of bit leg which characterized in that: comprises a base, a bit leg fixing mechanism and a rotating mechanism which are fixed on the base; the bit leg fixing mechanism comprises a swivel, a positioning bracket, a bridge, a lock nut wrench and a compression screw; the bottom of the positioning bracket is fixed on one side of the base, the rotating body is positioned in the positioning bracket and is in running fit with the positioning bracket, the bottom of the rotating body is semicircular, the upper part of the rotating body is V-shaped, two ends of the bridge are respectively fixed on two sides of the upper part of the rotating body, the lock nut wrench is in threaded connection with a threaded sleeve arranged on the upper part of the bridge, and the compression screw penetrates through the center of the lock nut wrench and is in threaded fit with the lock nut wrench; the rotating mechanism comprises a main shaft box, a worm wheel, a worm, a stepped main shaft and a counterweight iron; the right end of the stepped spindle is fixedly connected with the left side of the swivel body through a bolt, the worm is matched with the worm wheel, two ends of the worm are arranged in the spindle box through bearings, one end of the worm is provided with a hand wheel, the worm wheel is sleeved in the middle of the stepped spindle, friction plates are respectively arranged on two sides of the worm wheel, the friction plates on the right side are in friction fit with a bearing gland arranged on the bearings, a corrugated washer and a locking nut are arranged on the outer side of the friction plates on the left side, and the locking nut is in threaded connection with the stepped spindle; the middle part of the ladder main shaft is matched with a bearing sleeve through a bearing, the bearing sleeve is fixed on the main shaft box through a bolt, a lock body is fixedly connected to the main shaft box through a bolt, a locking screw is connected to the upper part of the lock body through threads, and the counterweight iron is fixed at the left end of the ladder main shaft; the upper part of the counterweight iron is provided with a protective cover fixedly connected with the main shaft box; the left side of turning is fixed with the calibrated scale, the right side upper portion of headstock is equipped with the pointer.
2. The bit leg specific gauge balance fixing device according to claim 1, wherein: the upper part of the swivel is provided with a backing plate.
3. The bit leg specific gauge balance fixing device according to claim 1, wherein: the outer side of the positioning bracket and the outer side of the rotator are respectively and correspondingly provided with a main dial and an auxiliary dial.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810851751.2A CN109015456B (en) | 2018-07-30 | 2018-07-30 | Balanced fixing device of special measuring tool of bit leg |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810851751.2A CN109015456B (en) | 2018-07-30 | 2018-07-30 | Balanced fixing device of special measuring tool of bit leg |
Publications (2)
Publication Number | Publication Date |
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CN109015456A CN109015456A (en) | 2018-12-18 |
CN109015456B true CN109015456B (en) | 2023-11-17 |
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Family Applications (1)
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CN201810851751.2A Active CN109015456B (en) | 2018-07-30 | 2018-07-30 | Balanced fixing device of special measuring tool of bit leg |
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Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3581609A (en) * | 1968-12-12 | 1971-06-01 | Eugene C Greenwood | Lock nut assembly and bolt and wrench for use therewith |
KR950008347U (en) * | 1993-09-29 | 1995-04-17 | 삼성전자주식회사 | Product fixing device |
US5609456A (en) * | 1995-02-21 | 1997-03-11 | The Timken Corporation | Locking nut |
WO2008077278A1 (en) * | 2006-12-25 | 2008-07-03 | Limin Dai | A lengthened sealing and bearing assembly of a roller bit |
CN106826261A (en) * | 2017-04-11 | 2017-06-13 | 黄石玖久精密数控设备制造有限公司 | A kind of angle swinging workbench with self-locking mechanism |
CN107877194A (en) * | 2017-11-30 | 2018-04-06 | 苏州新锐合金工具股份有限公司 | The bit leg of tricone bit bores Milling Machining fixture |
CN107891387A (en) * | 2017-12-20 | 2018-04-10 | 苏州臻嘉辰精密机械有限公司 | A kind of adjustable V-shape traction positioning component |
CN207577898U (en) * | 2017-11-30 | 2018-07-06 | 苏州新锐合金工具股份有限公司 | A kind of bit leg finish-milling clamp for machining |
CN207578262U (en) * | 2017-11-30 | 2018-07-06 | 苏州新锐合金工具股份有限公司 | For positioning the auxiliary support apparatus of cone bit palm |
CN209007391U (en) * | 2018-07-30 | 2019-06-21 | 天津立林钻头有限公司 | Bit leg special measuring tool balances fixed device |
CN112444181A (en) * | 2020-11-23 | 2021-03-05 | 苏州赛莱科斯工具有限公司 | Device and method for measuring space size of tooth palm |
-
2018
- 2018-07-30 CN CN201810851751.2A patent/CN109015456B/en active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3581609A (en) * | 1968-12-12 | 1971-06-01 | Eugene C Greenwood | Lock nut assembly and bolt and wrench for use therewith |
KR950008347U (en) * | 1993-09-29 | 1995-04-17 | 삼성전자주식회사 | Product fixing device |
US5609456A (en) * | 1995-02-21 | 1997-03-11 | The Timken Corporation | Locking nut |
WO2008077278A1 (en) * | 2006-12-25 | 2008-07-03 | Limin Dai | A lengthened sealing and bearing assembly of a roller bit |
CN106826261A (en) * | 2017-04-11 | 2017-06-13 | 黄石玖久精密数控设备制造有限公司 | A kind of angle swinging workbench with self-locking mechanism |
CN107877194A (en) * | 2017-11-30 | 2018-04-06 | 苏州新锐合金工具股份有限公司 | The bit leg of tricone bit bores Milling Machining fixture |
CN207577898U (en) * | 2017-11-30 | 2018-07-06 | 苏州新锐合金工具股份有限公司 | A kind of bit leg finish-milling clamp for machining |
CN207578262U (en) * | 2017-11-30 | 2018-07-06 | 苏州新锐合金工具股份有限公司 | For positioning the auxiliary support apparatus of cone bit palm |
CN107891387A (en) * | 2017-12-20 | 2018-04-10 | 苏州臻嘉辰精密机械有限公司 | A kind of adjustable V-shape traction positioning component |
CN209007391U (en) * | 2018-07-30 | 2019-06-21 | 天津立林钻头有限公司 | Bit leg special measuring tool balances fixed device |
CN112444181A (en) * | 2020-11-23 | 2021-03-05 | 苏州赛莱科斯工具有限公司 | Device and method for measuring space size of tooth palm |
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CN109015456A (en) | 2018-12-18 |
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