CN101176924A - Rotary cutter type two-sided bite lathe cutter - Google Patents
Rotary cutter type two-sided bite lathe cutter Download PDFInfo
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- CN101176924A CN101176924A CNA2007101792262A CN200710179226A CN101176924A CN 101176924 A CN101176924 A CN 101176924A CN A2007101792262 A CNA2007101792262 A CN A2007101792262A CN 200710179226 A CN200710179226 A CN 200710179226A CN 101176924 A CN101176924 A CN 101176924A
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- knife bar
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- knife body
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- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 238000012856 packing Methods 0.000 claims description 9
- 230000013011 mating Effects 0.000 claims description 3
- 238000003754 machining Methods 0.000 abstract 1
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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Abstract
The invention discloses a rotary cutter-relieving double-sided turning tool applied for an automatic lathe with a knife tower, which comprises an adjusting mechanism of processing specification, a fine-adjustment device of differential thread, a self-removing mechanism for gap, an automatic cutter relieving mechanism, and other parts. The adjusting mechanism of processing specification comprises a blade holder, an upper cutter bar and a lower cutter bar, a transmission shaft, an adjusting screw, and a connecting rod. By utilizing the power of the knife tower, the invention does not need any independent drive device. The invention has the advantages of simple structure, low cost, high precision of processed parts, good uniformity, high efficiency and stable quality, and can be widely applied in turning machining of disc, ring, cover, and other parts.
Description
Technical field
The present invention relates to a kind of two-sided lathe tool, be mounted in specifically on the numerically controlled lathe that has the cutter tower, the two sides of coiling, encircle, cover the class workpiece is processed simultaneously, and finish the cutter relieving function automatically.
Background technology
At present, the two-sided tool holder on the market all has independently power drive, measurement mechanism and hydraulic system, finishes the cutter relieving action of knife rest, thereby complex structure, and operation is also complicated, obvious manufacturing cost height, price height.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of simple in structure, and is easy to operate, the rotary cutter type two-sided bite lathe cutter that cost is low.
Rotary cutter type two-sided bite lathe cutter of the present invention, comprise the last knife bar and the following knife bar that are parallel to each other, the differential thread micro-adjusting mechanism of upper knife body is housed at last knife bar with tilting, wherein descend the right-hand member of knife bar to fixedly connected with the tool rest lower end, tool rest is the concave structure of left side opening, fixedly connected with bearing block in its upper end, the bearing block center is rotated equipped by bearing and power transmission shaft; The power transmission shaft lower end is protruding to be threaded with the skewback that slides up and down along right flank in tool rest upper end, and the skewback tip is downward, and its inclined plane contacts with inclined-plane cooperation on the connecting rod; The bottom of connecting rod flexibly connects by bearing pin and tool rest, and its top is provided with the gripper shoe that is connected as a single entity left perpendicularly, is provided with the adjustment screw of active mounting on gripper shoe, and adds decorative cover and fix; Adjust screw and be threaded on top on the right of last knife bar, bottom, last knife bar the right is connected with following knife bar elasticity by spring, and the spring upper end is stretched in the knife bar and is sleeved on and adjusts on the screw, the recess under its lower end is arranged on the knife bar; Last knife bar right flank slides equipped by the groove that vertically is provided with and connecting rod left surface, and the front-back of this side and tool rest leave the gap respectively by slide block and chute flexible connection between the mating surface of slide block and chute; The left end of following knife bar is fixedlyed connected with lower knife body, and the cutting end of lower knife body and upper knife body and power transmission shaft are positioned at same plane.
Rotary cutter type two-sided bite lathe cutter of the present invention, wherein power transmission shaft top is also rotated by another bearing and axle sleeve and is equipped with, and fixedlying connected with bearing block by flange in the axle sleeve bottom, is connected with the accurate interface of cutter tower beacon after the axle sleeve upper end installs bearing cap additional.
Rotary cutter type two-sided bite lathe cutter of the present invention, wherein the differential thread micro-adjusting mechanism comprises differential thread cover, screw rod and sleeve; Bottom in the sleeve of variable-diameter structure and upper knife body top movable are equipped, fixedly connected with screw rod by attachment screw in the upper end of upper knife body, and the internal diameter whorl of screw rod and differential thread cover is equipped, and the external diameter of differential thread cover and the internal diameter whorl of sleeve are equipped; Sleeve is installed in left downwards in the oblique through hole on the knife bar left side, fixedlys connected with last knife bar by jackscrew from side direction in its top, and the bottom from opposite side to by another to jackscrew, pass sleeve and stretch to the gathering sill on the upper knife body, and fix with last knife bar.
Rotary cutter type two-sided bite lathe cutter of the present invention, suit little spring outside upper knife body top wherein, the two ends of little spring are respectively with packing ring with place another packing ring Elastic Contact on the reducing boss in the sleeve, and packing ring is fixed between screw rod and the upper knife body.
Rotary cutter type two-sided bite lathe cutter of the present invention wherein between the upper end and last knife bar joint face of sleeve, is provided with junction of the edges of two sheets of paper screw along the joint face direction.
Rotary cutter type two-sided bite lathe cutter of the present invention, wherein the angle between the moving direction of the axis of upper knife body and last knife bar is 36 ° 52 ' 12 ", and the external screw thread pitch of differential thread cover is 1.5mm, internal thread pitch is 1.25mm.
Rotary cutter type two-sided bite lathe cutter of the present invention is installed on the power cutter tower, utilizes the power of cutter tower, do not need to establish independently drive unit in addition, thereby simple in structure, easy to operate, with low cost, processing parts steady quality, precision height.
Description of drawings
Fig. 1 is a rotary cutter type two-sided bite lathe cutter structural profile schematic diagram of the present invention;
Fig. 2 is the schematic top plan view of Fig. 1;
Fig. 3 is the B-B generalized section of Fig. 1;
Fig. 4 is the C-C generalized section of Fig. 1;
Fig. 5 is the A-A generalized section of Fig. 1.
The specific embodiment
By Fig. 1～Fig. 4 as seen, rotary cutter type two-sided bite lathe cutter of the present invention comprises last knife bar 11 and the following knife bar 12 that is parallel to each other, the differential thread micro-adjusting mechanism of upper knife body 16 tiltedly is housed in last knife bar 11 updips, wherein descend the right-hand member of knife bar 12 to fixedly connected with tool rest 7 lower ends, tool rest 7 is the concave structure of left side opening, fixedly connected with bearing block 4 in its upper end, bearing block 4 centers are rotated equipped by angular contact bearing 5 and power transmission shaft 25 bottoms, power transmission shaft 25 tops are rotated equipped by needle bearing 2 and axle sleeve 3, fixedly connected with bearing block 4 by flange in axle sleeve 3 bottoms, install bearing cap 1 back in axle sleeve 3 upper ends additional and be connected, thereby drive power transmission shaft 25 with the accurate interface of cutter tower beacon; Protruding skewback 6 upper ends that slide up and down with right flanks in tool rest 7, power transmission shaft 25 lower ends are threaded, and skewback 6 tips are downward, and its inclined plane contacts with inclined-plane cooperation on the connecting rod 8; The bottom of connecting rod 8 flexibly connects by bearing pin 9 and tool rest 7, and its top is provided with the perpendicular gripper shoe that is connected as a single entity 26 left, is provided with the adjustment screw 21 of active mounting on gripper shoe 26, and limits with decorative cover 22; Adjust screw 21 and be threaded with top, last knife bar 11 the right, bottom, last knife bar 11 the right is connected with following knife bar 12 elasticity by spring 10, and spring 10 upper ends are stretched in the knife bar 11 and are sleeved on and adjust on the screw 21, the recess under its lower end is arranged on the knife bar 12; Last knife bar 11 right flanks slide equipped by the groove that vertically is provided with and connecting rod left surface, and the front-back of this side and tool rest 7 leave the gap respectively by slide block and chute 27 flexible connections between the mating surface of slide block and chute 27 and tool rest 7; The left end of following knife bar 12 is fixedlyed connected with lower knife body 15, and the cutting end of lower knife body 15 and upper knife body 16 and power transmission shaft 8 are positioned at same plane.
Referring to Fig. 5, the differential thread micro-adjusting mechanism comprises differential thread cover 19, screw rod 14 and sleeve 17; Bottom and upper knife body 16 top movable in the sleeve 17 of variable-diameter structure are equipped, fixedly connected with screw rod 14 by attachment screw in the upper end of upper knife body 16, screw rod 14 is equipped with the internal diameter whorl of differential thread cover 19, and the external diameter of differential thread cover 19 and the internal diameter whorl of sleeve 17 are equipped; Sleeve 17 is installed in left in the oblique through hole on knife bar 11 left sides downwards, fixedly connected with last knife bar 11 by jackscrew 24 from side direction in its top, and the bottom from opposite side to by another to jackscrew 23 and pass sleeve 17 and stretch to the gathering sill on the upper knife body 16, move axially when being convenient to adjust, adjust back and itself and last knife bar 11 is fixing.Suit little spring 18 outside upper knife body 16 tops, the two ends of little spring 18 are respectively with packing ring 13 with place another packing ring Elastic Contact on the reducing boss in the sleeve 17, and packing ring 13 is fixed between screw rod 14 and the upper knife body 16.
Between the upper end and last knife bar 11 joint faces of sleeve 17, be provided with junction of the edges of two sheets of paper screw 20 (see figure 1)s along the joint face direction, make both fixing more firm.
Among the present invention by connecting rod 8, go up knife bar 11 and adjust 21 pairs of processing dimensions of screw and carry out after the manual coarse adjustment and to add decorative cover 22 fixing, and the elastic force of spring 10 promotes to go up knife bar 11, what it was subjected to force direction and when cutting is subjected to force direction consistent, can eliminate the gap between knife bar 11 and the adjustment screw 21 like this.Finely tune with the differential thread micro-adjusting mechanism again, the external screw thread of general differential thread cover 19 is M30 * 1.5mm, internal thread is M16 * 1.25mm, like this, differential thread cover 19 rotates a week, and upper knife body 16 is 0.25mm in its axial displacement, and wherein the angle between the moving direction of the axis of upper knife body 16 and last knife bar 11 is 36 ° 52 ' 12 "; so point of a knife can improve precision so greatly at the moving direction top offset 0.2mm of last knife bar 11 (being displacement 0.2mm between the upper and lower knife bar).The elastic force of the little spring 18 in this mechanism is subjected to force direction consistent when cutting with upper and lower cutter, can eliminate the gap between screw thread in the micro-adjusting mechanism equally.
Two-sided lathe tool among the present invention is after finishing processing, driving power transmission shaft 25 by cutter tower power rotates, make on the skewback 6 and move, promptly and between connecting rod 8 inclined-planes gap occurs, under the effect of spring 10, last knife bar 11 will clockwise rotate a low-angle around bearing pin 9, then the point of a knife of upper knife body 16 leaves workpiece, with the unitary rotation of two-edged knife, make upper and lower cutter hub 16,15 leave workpiece simultaneously again, just finish the withdrawing operation.
Claims (6)
1. rotary cutter type two-sided bite lathe cutter, comprise the last knife bar (11) and the following knife bar (12) that are parallel to each other, knife bar (11) updip tiltedly is equipped with the differential thread micro-adjusting mechanism of upper knife body (16) on described, the right-hand member that it is characterized in that described following knife bar (12) is fixedlyed connected with tool rest (7) lower end, described tool rest (7) is the concave structure of left side opening, fixedly connected with bearing block (4) in its upper end, described bearing block (4) center is rotated equipped by bearing (5) and power transmission shaft (25); Described power transmission shaft (25) lower end is protruding to be threaded with the skewback (6) that slides up and down along the interior right flank of described tool rest (7) upper end, and described skewback (6) tip is downward, and its inclined plane contacts with inclined-plane cooperation on the connecting rod (8); The bottom of described connecting rod (8) flexibly connects by bearing pin (9) and described tool rest (7), its top is provided with the gripper shoe (26) that is connected as a single entity left perpendicularly, on described gripper shoe (26), be provided with the adjustment screw (21) of active mounting, and it is fixing to add decorative cover (22); Described adjustment screw (21) is threaded with the described top, knife bar (11) the right of going up, the described bottom, knife bar (11) the right of going up is connected with described knife bar (12) elasticity down by spring (10), described spring (10) upper end is stretched in the described upward knife bar (12) and is sleeved on the described adjustment screw (21), and its lower end is arranged in the recess on the described knife bar (12) down; Described knife bar (12) right flank of going up slides equipped by groove and described connecting rod (8) left surface that vertically is provided with, and the front-back of this side and described tool rest (7) flexibly connect by slide block and chute (27) respectively, leave the gap between described slide block and chute (27) mating surface; The left end of described down knife bar (12) is fixedlyed connected with lower knife body (15), and the cutting end of described lower knife body (15) and upper knife body (16) and described power transmission shaft (25) are positioned at same plane.
2. rotary cutter type two-sided bite lathe cutter according to claim 1, it is characterized in that described power transmission shaft (25) top is also equipped with axle sleeve (3) rotation by another bearing (2), fixedlying connected with described bearing block (4) by flange in described axle sleeve (3) bottom, installs bearing cap (1) back additional in described axle sleeve (3) upper end and be connected with the accurate interface of cutter tower beacon.
3. rotary cutter type two-sided bite lathe cutter according to claim 2 is characterized in that described differential thread micro-adjusting mechanism comprises differential thread cover (19), screw rod (14) and sleeve (17); Bottom in the described sleeve (17) of variable-diameter structure and described upper knife body (16) top movable are equipped, fixedly connected with described screw rod (14) by attachment screw in the upper end of described upper knife body (16), described screw rod (14) is equipped with the internal diameter whorl of described differential thread cover (19), and the internal diameter whorl of the external diameter of described differential thread cover (19) and described sleeve (17) is equipped; Described sleeve (17) is installed in left downwards in the oblique through hole on described upward knife bar (11) left side, fixedly connected with the described knife bar (11) of going up by jackscrew (24) from side direction in its top, and the bottom from opposite side to by another to jackscrew (23), pass described sleeve (17) and stretch to the gathering sill of described upper knife body (16), and with described to go up knife bar (11) fixing.
4. rotary cutter type two-sided bite lathe cutter according to claim 3, it is characterized in that suit little spring (18) outside described upper knife body (16) top, the two ends of described little spring (18) are respectively with packing ring (13) with place another packing ring Elastic Contact on the reducing boss in the described sleeve (17), and described packing ring (13) is fixed between described screw rod (14) and the described upper knife body (16).
5. rotary cutter type two-sided bite lathe cutter according to claim 4 is characterized in that upper end and described going up between knife bar (11) joint face at described sleeve (17), is provided with junction of the edges of two sheets of paper screw (20) along the joint face direction.
6. rotary cutter type two-sided bite lathe cutter according to claim 5, it is characterized in that the axis of described upper knife body (16) and the angle between the described moving direction of going up knife bar (11) are 36 ° 52 ' 12 "; and the external screw thread pitch of described differential thread cover (19) is 1.5mm, internal thread pitch is 1.25mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101792262A CN100548543C (en) | 2007-12-11 | 2007-12-11 | Rotary cutter type two-sided bite lathe cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101792262A CN100548543C (en) | 2007-12-11 | 2007-12-11 | Rotary cutter type two-sided bite lathe cutter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101176924A true CN101176924A (en) | 2008-05-14 |
| CN100548543C CN100548543C (en) | 2009-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101792262A Active CN100548543C (en) | 2007-12-11 | 2007-12-11 | Rotary cutter type two-sided bite lathe cutter |
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| CN (1) | CN100548543C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108188420A (en) * | 2018-02-07 | 2018-06-22 | 西安超越机电技术有限责任公司 | A kind of brake disc processing servo adjustable cutter |
| CN109202149A (en) * | 2018-11-21 | 2019-01-15 | 陕西海力特精密机械有限公司 | Slot machine swings the adjustable freedom degree eliminating machine in relieving mechanism |
| CN110280538A (en) * | 2019-07-05 | 2019-09-27 | 河南理工大学 | Longitudinal-bending composite ultrasonic vibration degumming method and device based on catenary cutter |
| CN114147335A (en) * | 2022-02-10 | 2022-03-08 | 中汽研（天津）汽车工程研究院有限公司 | Die repairing cutter and die repairing method for repairing double-spiral projection welding electrode |
| CN114700763A (en) * | 2022-04-12 | 2022-07-05 | 苏迈特智能科技(江苏)有限公司 | Machining device capable of accurately adjusting gap |
-
2007
- 2007-12-11 CN CNB2007101792262A patent/CN100548543C/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108188420A (en) * | 2018-02-07 | 2018-06-22 | 西安超越机电技术有限责任公司 | A kind of brake disc processing servo adjustable cutter |
| CN108188420B (en) * | 2018-02-07 | 2024-04-09 | 西安碧波自动化设备有限公司 | Servo adjustable cutter for brake disc machining |
| CN109202149A (en) * | 2018-11-21 | 2019-01-15 | 陕西海力特精密机械有限公司 | Slot machine swings the adjustable freedom degree eliminating machine in relieving mechanism |
| CN109202149B (en) * | 2018-11-21 | 2023-12-19 | 昆明迈拓机电设备制造有限公司 | Adjustable degree of freedom elimination mechanism in slot machine swing cutter back-off mechanism |
| CN110280538A (en) * | 2019-07-05 | 2019-09-27 | 河南理工大学 | Longitudinal-bending composite ultrasonic vibration degumming method and device based on catenary cutter |
| CN110280538B (en) * | 2019-07-05 | 2023-09-26 | 河南理工大学 | Vertical-bending composite ultrasonic vibration photoresist removing method and device based on catenary linear cutter |
| CN114147335A (en) * | 2022-02-10 | 2022-03-08 | 中汽研（天津）汽车工程研究院有限公司 | Die repairing cutter and die repairing method for repairing double-spiral projection welding electrode |
| CN114700763A (en) * | 2022-04-12 | 2022-07-05 | 苏迈特智能科技(江苏)有限公司 | Machining device capable of accurately adjusting gap |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100548543C (en) | 2009-10-14 |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing No.1 CNC Machine Tool Co., Ltd. Assignor: No.1 Machine Tool Factory, Beijing Contract fulfillment period: 2008.10.15 to 2013.10.15 Contract record no.: 2009110000208 Denomination of invention: Rotary cutter type two-sided bite lathe cutter Granted publication date: 20091014 License type: Exclusive license Record date: 20090921 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.10.15 TO 2013.10.15; CHANGE OF CONTRACT Name of requester: BEIJING BEIYI NUMERICALLY CONTROL MACHINE TOOL CO. Effective date: 20090921 |
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| ASS | Succession or assignment of patent right |
Owner name: BEIJING BEIYI NUMERICAL CONTROL MACHINE TOOLS CO., Free format text: FORMER OWNER: NO.1 MACHINE TOOL FACTORY, BEIJING Effective date: 20110721 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20110721 Address after: 101300, 16, Shuanghe Avenue, Lin River Industrial Development Zone, Beijing, Shunyi District Patentee after: Beijing No.1 CNC Machine Tool Co., Ltd. Address before: 101300, 16, Shuanghe Avenue, Shunyi District forest and Industrial Development Zone, Beijing Patentee before: No.1 Machine Tool Factory, Beijing |
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| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 101300, 16, Shuanghe Avenue, Lin River Industrial Development Zone, Beijing, Shunyi District Patentee after: Beijing No.1 Machine Tool Plant Address before: 101300, 16, Shuanghe Avenue, Lin River Industrial Development Zone, Beijing, Shunyi District Patentee before: Beijing No.1 CNC Machine Tool Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 101300, 16, Shuanghe Avenue, Lin River Industrial Development Zone, Beijing, Shunyi District Patentee after: Beijing Beiyi Machine Tool Co.,Ltd. Address before: 101300, 16, Shuanghe Avenue, Lin River Industrial Development Zone, Beijing, Shunyi District Patentee before: BEIJING BEIYI MACHINE TOOL Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |