CN202239687U - Fine adjustment fine boring cutter - Google Patents
Fine adjustment fine boring cutter Download PDFInfo
- Publication number
- CN202239687U CN202239687U CN2011203941352U CN201120394135U CN202239687U CN 202239687 U CN202239687 U CN 202239687U CN 2011203941352 U CN2011203941352 U CN 2011203941352U CN 201120394135 U CN201120394135 U CN 201120394135U CN 202239687 U CN202239687 U CN 202239687U
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- fine
- sliding shoe
- boring cutter
- fine adjustment
- tuning nut
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Abstract
The utility model belongs to the technical field of machine tool cutting tools, and particularly relates to a fine adjustment fine boring cutter. A fine adjustment screw passes through an O-ring and a fixing seat in sequence to be screwed connection with a copper bush to form a fine adjustment component capable of automatically eliminating a gap; a fine adjustment nut, a disk-shaped spring and a sliding shoe form a sliding component capable of automatically eliminating a gap; a rotation prevention mechanism and a fine adjustment locking mechanism are arranged between a sliding block and a fine boring cutter; and a cutter holder mechanism is also arranged on the sliding block. The fine adjustment fine boring cutter provided by the utility model has the following advantages: the fine adjustment component is ensured to have no gap, the gap can be automatically compensated after the contact surface wears, and the concentricity between positive fine adjustment screw and a fine adjustment nut is corrected; the sliding component can eliminate the gap between the fine adjustment screw and the fine adjustment nut generated due to thread wear, so as to ensure the precision of the fine adjustment; and the fine adjustment fine boring cutter is suitable for various models of machine tools, and has a broad market prospect.
Description
Technical field
The utility model belongs to the machine tool technical field, refers in particular to a kind of fine setting fine boring cutter.
Background technology
At present; The used fine setting fine boring cutter of the milling machine of various models and machining center in use for some time on the market; Screw thread between contact-making surface between fine adjustment screw and the holder, fine setting screw thread and the fine-tuning nut all can produce wearing and tearing; Thereby have influence on the precision of fine setting, and have the concentricity problem through regular meeting between fine adjustment screw and the fine-tuning nut.
Summary of the invention
The purpose of the utility model provides and a kind ofly can keep trimming precision for a long time, and can overcome the fine boring cutter of concentricity problem between fine adjustment screw and the fine-tuning nut.
The purpose of the utility model is achieved in that a kind of fine setting fine boring cutter; Comprise the right boring cutter head that is installed on the main shaft handle; The side of right boring cutter head is provided with the inner chamber of admitting sliding shoe, and the sliding shoe left side is horizontally arranged with blind hole, is fixed with fine-tuning nut on the blind hole; Fine adjustment screw passes behind O type circle, the holder to be spirally connected to form with copper sheathing in proper order can eliminate the trimming assembly in gap automatically; Fine adjustment screw passes behind O type circle, holder and the copper sheathing and spins with the fine-tuning nut that is fixed on the sliding shoe, and the sidewall of fine-tuning nut is provided with the deep-slotted chip breaker that can make the sidewall axial deformation, is provided with disk spring between at the bottom of the hole of fine-tuning nut and blind hole; Fine-tuning nut, disk spring, sliding shoe are formed can eliminate the slide assemblies in gap automatically; The lateral surface of described fine adjustment screw is provided with the circular scale ring, is provided with rotation-preventing mechanism and fine setting retaining mechanism between sliding shoe and the right boring cutter head, also is provided with cutter holder mechanism on the sliding shoe.
The concrete structure of above-mentioned rotation-preventing mechanism is: the arranged outside at sliding shoe middle part has vertical slot, and the right boring cutter head at corresponding vertical slot place is provided with the cotter way that is through to the right boring head base surface, is provided with the sliding shoe stop pin in the cotter way.
The concrete structure of above-mentioned fine setting retaining mechanism is: a side of vertical slot is provided with translot on the sliding shoe, and the corresponding position with the translot middle part on the sidewall of right boring cutter head is provided with screwed hole, and the fine setting lock screw holds out against a spheroid on translot through screwed hole.
The above-mentioned concrete structure that is arranged on the cutter holder mechanism on the sliding shoe is: the middle part of sliding shoe vertically is provided with the knife bar installing hole, and the right side of sliding shoe is horizontally arranged with the screwed hole that is through to the knife bar installing hole, is installed with lock screw on the screwed hole;
Or the said concrete structure that is arranged on the cutter holder mechanism on the sliding shoe is: the right side of sliding shoe is horizontally arranged with screwed hole, and fixed screw is fixed on the knife bar installation component on the sliding shoe through said screw hole;
Or the said concrete structure that is arranged on the cutter holder mechanism on the sliding shoe is: the bottom transverse of right boring cutter head is provided with dovetail groove; The bottom of sliding shoe is provided with the knife bar installation component, and knife bar installation component and right boring cutter head are mutually adaptive and can under sliding shoe drives, on said dovetail groove, slide.
One side of said fixing seat is provided with the groove of admitting O type circle.
Above-mentioned holder is fixed on the right boring cutter head through holding screw, and fine-tuning nut is fixed on the sliding shoe through holding screw.
Deep-slotted chip breaker on the above-mentioned fine-tuning nut face of cylinder has two, divides the both sides up and down that are located at the fine-tuning nut face of cylinder, and the circular arc opening of deep-slotted chip breaker is oppositely arranged.
The inner cylinder face of the centre bore of said fixing seat and the external cylindrical surface of copper sheathing are rotationally connected.
The utility model is compared the outstanding and beneficial technical effects of prior art:
1, but the fine adjustment screw of the utility model, O type circle, holder, copper sheathing, fine-tuning nut and disk spring are formed the trimming assembly of automatic compensation gap; Wherein: fine adjustment screw and copper sheathing are spirally connected and can make each parts of trimming assembly self fit tightly and can limit the move left and right of trimming assembly self; O type circle can compensate the gap that produces after the contact surface abrasion of fine adjustment screw and holder automatically, and can correct because fine adjustment screw that the gap that exists between the external cylindrical surface of the inner cylinder face of holder and copper sheathing causes and the Concentricity tolerance between the fine-tuning nut.
2, the fine-tuning nut of the utility model, disk spring and sliding shoe composition can compensate, eliminate the slide assemblies in gap automatically; Wherein: fine-tuning nut is fixed on the sliding shoe through holding screw; Closely contact at the bottom of the blind hole hole of disk spring and fine-tuning nut and sliding shoe; After thread abrasion produced the gap between fine adjustment screw and the fine-tuning nut, disk spring can make fine-tuning nut generation deformation eliminate the gap, thereby guaranteed the precision of fine setting fine boring cutter.
3, simple, the stable performance of the accessory of the utility model, working strength are good, are suitable for the lathe of various models, have vast market prospect.
Description of drawings
Fig. 1 is the explosive view of the embodiment 1 of the utility model.
Fig. 2 is the front view of the embodiment 1 of the utility model.
Fig. 3 is the internal view of the embodiment 1 of the utility model.
Fig. 4 is the sketch map of the fine-tuning nut of the utility model.
Fig. 5 is the stereogram of the fine-tuning nut of the utility model.
Fig. 6 is the A place enlarged drawing of Fig. 4 of the utility model.
Fig. 7 is the sketch map of embodiment 1 sliding shoe of the utility model.
Fig. 8 is the sketch map of the embodiment 2 of the utility model.
Fig. 9 is the cut-away view of the embodiment 2 of the utility model.
Figure 10 is the sketch map of the embodiment 3 of the utility model.
Figure 11 is the cut-away view of the embodiment 3 of the utility model.
The specific embodiment
The utility model is further described with specific embodiment below in conjunction with accompanying drawing, referring to Fig. 1-11;
Embodiment 1: shown in Fig. 1-7, a kind of fine setting fine boring cutter comprises the right boring cutter head 12 that is installed on the main shaft handle; The side of right boring cutter head 12 is provided with the inner chamber of admitting sliding shoe 9; Sliding shoe 9 left sides are horizontally arranged with blind hole, are fixed with fine-tuning nut 4 on the blind hole, and fine adjustment screw 1 order is passed O type circle 15, holder 2 backs are spirally connected to form with copper sheathing 3 and can eliminate the trimming assembly 100 in gap automatically; Fine adjustment screw 1 passes O type circle 15, holder 2 and copper sheathing 3 backs and spins with the fine-tuning nut 4 that is fixed on the sliding shoe 9; 4 sidewalls of fine-tuning nut are provided with the deep-slotted chip breaker (41,42) that can make the sidewall axial deformation, are provided with disk spring 5 between at the bottom of the hole of fine-tuning nut 4 and blind hole; Fine-tuning nut 4, disk spring 5, sliding shoe 9 are formed can eliminate the slide assemblies 200 in gap automatically; The lateral surface of described fine adjustment screw 1 is provided with the circular scale ring, is provided with rotation-preventing mechanism and fine setting retaining mechanism between sliding shoe 9 and the right boring cutter head 12, also is provided with cutter holder mechanism on the sliding shoe 9.
The concrete structure of above-mentioned rotation-preventing mechanism is: the arranged outside at sliding shoe 9 middle parts has vertical slot 91; The right boring cutter head 12 at corresponding vertical slot 91 places is provided with the cotter way that is through to the right boring head base surface; Be provided with sliding shoe stop pin 8 in the cotter way; One side of sliding shoe stop pin 8 and vertical slot 91 bottom lands are fitted; To stop relatively rotating between sliding shoe 9 and the right boring cutter head 12, sliding shoe stop pin 8 can be fixed on right boring cutter head 12 inside through glue or holding screw, and what present embodiment adopted is the mode of glue fixing.
The concrete structure of above-mentioned fine setting retaining mechanism is: a side of the vertical slot 91 on the sliding shoe 9 is provided with translot 92; Corresponding position with translot 92 middle parts on the sidewall of right boring cutter head 12 is provided with screwed hole 120; Fine setting lock screw 6 holds out against a spheroid 7 on translot 92 through screwed hole 120; In fine boring cutter when fine setting, need finely tune lock screw 6 earlier and unscrew, finely tune fine boring cutter to needed tool diameter again after, screw again and finely tune lock screw 6.
The above-mentioned concrete structure that is arranged on the cutter holder mechanism on the sliding shoe is: the middle part of sliding shoe 9 vertically is provided with the knife bar installing hole, and the right side of sliding shoe 9 is horizontally arranged with the screwed hole 93 that is through to the knife bar installing hole, is installed with lock screw 10 on the screwed hole 93.
One side of said fixing seat 2 is provided with the groove of admitting O type circle 15.
Above-mentioned holder 2 is fixed on the right boring cutter head 12 through holding screw 13a, and fine-tuning nut 4 is fixed on the sliding shoe 9 through holding screw 13b.
Deep-slotted chip breaker (41,42) on above-mentioned fine-tuning nut 4 faces of cylinder has two, divides the both sides up and down that are located at fine-tuning nut 4 faces of cylinder; Deep-slotted chip breaker (41; The opening of circular arc 42) is oppositely arranged, and the central angle that the circular arc of the deep-slotted chip breaker in the present embodiment (41,42) outline is corresponding is 270 °.
The external cylindrical surface of the inner cylinder face of the centre bore of said fixing seat 2 and copper sheathing 4 is rotationally connected.
Embodiment 2: shown in Fig. 8-9; Embodiment 2 and embodiment 1 are basic identical; Its difference is: the said concrete structure that is arranged on the cutter holder mechanism on the sliding shoe 9 is: the right side of sliding shoe 9 is horizontally arranged with screwed hole, and fixed screw 21 is fixed on knife bar installation component 22a on the sliding shoe 9 through said screw hole.
Embodiment 3: shown in Figure 10-11; Embodiment 3 is basic identical with the foregoing description 1 and 2; Its difference is: the said concrete structure that is arranged on the cutter holder mechanism on the sliding shoe is: the bottom transverse of right boring cutter head 12 is provided with dovetail groove 121; The bottom of sliding shoe 9 is provided with knife bar installation component 22b, and knife bar installation component 22b and right boring cutter head 12 is adaptive mutually and can on said dovetail groove 121, slide under the drive of sliding shoe 9.
The fine setting retaining mechanism of present embodiment is: fine setting lock screw 6 holds out against a spheroid on the knife bar installation component through being arranged on the screwed hole of right boring cutter head 12 1 sides.
The dovetail groove 121 that is arranged on right boring cutter head 12 bottoms in the present embodiment makes the knife bar installation component 22b that is mated under the drive of sliding shoe 9, to horizontally slip, and has played the effect of the rotation-preventing mechanism among embodiment 1 and the embodiment 2.
The utility model is eliminated the principle in gap automatically: fine setting right boring cutter head is in long use; Matching thread between contact-making surface between fine adjustment screw 1 and the fine adjustment screw holder 2, fine adjustment screw 1 and the fine-tuning nut 4 can produce abrasion; Cause the forward and reverse of screw thread of fine adjustment screw 1 all can produce the gap; Thereby produce the fine setting error; The fine adjustment screw 1 of the utility model, O type circle 15, fine adjustment screw holder 2 and copper sheathing 3 are formed trimming assembly 100; The gap that produces after the contact surface abrasion between fine adjustment screw 1 and the holder 2 can compensate through the elastic force of O type circle 15 automatically eliminates the gap; And can correct the Concentricity tolerance (existing the gap to cause by copper sheathing 3 external diameters and holder 2 internal diameters) between fine adjustment screw 1 and the fine-tuning nut 4, the fine-tuning nut 4 of the utility model, disk spring 5 and sliding shoe 9 are formed slide assemblies 200, between fine adjustment screw 1 and the fine-tuning nut 4 because behind the thread abrasion generation gap; Disk spring 5 can make fine-tuning nut 4 deform and eliminate the gap, thereby guarantees the precision of fine setting fine boring cutter.
The foregoing description is merely the preferred embodiment of the utility model, is not the protection domain that limits the utility model according to this, so: the equivalence that all structures according to the utility model, shape, principle are done changes, and all should be covered by within the protection domain of the utility model.
Claims (8)
1. finely tune fine boring cutter for one kind; Comprise the right boring cutter head that is installed on the main shaft handle; The side of right boring cutter head is provided with the inner chamber of admitting sliding shoe, and the sliding shoe left side is horizontally arranged with blind hole, is fixed with fine-tuning nut on the blind hole; It is characterized in that: fine adjustment screw passes behind O type circle, the holder to be spirally connected to form with copper sheathing in proper order can eliminate the trimming assembly in gap automatically; Fine adjustment screw passes behind O type circle, holder and the copper sheathing and spins with the fine-tuning nut that is fixed on the sliding shoe, and the sidewall of fine-tuning nut is provided with the deep-slotted chip breaker that can make the sidewall axial deformation, is provided with disk spring between at the bottom of the hole of fine-tuning nut and blind hole; Fine-tuning nut, disk spring, sliding shoe are formed can eliminate the slide assemblies in gap automatically; The lateral surface of described fine adjustment screw is provided with the circular scale ring, is provided with rotation-preventing mechanism and fine setting retaining mechanism between sliding shoe and the right boring cutter head, also is provided with cutter holder mechanism on the sliding shoe.
2. a kind of fine setting fine boring cutter according to claim 1; It is characterized in that: the concrete structure of said rotation-preventing mechanism is: the arranged outside at sliding shoe middle part has vertical slot; The right boring cutter head at corresponding vertical slot place is provided with the cotter way that is through to the right boring head base surface, is provided with the sliding shoe stop pin in the cotter way.
3. a kind of fine setting fine boring cutter according to claim 1; It is characterized in that: the concrete structure of said fine setting retaining mechanism is: a side of vertical slot is provided with translot on the sliding shoe; Corresponding position with the translot middle part on the sidewall of right boring cutter head is provided with screwed hole, and the fine setting lock screw holds out against a spheroid on translot through screwed hole.
4. a kind of fine setting fine boring cutter according to claim 1; It is characterized in that: the said concrete structure that is arranged on the cutter holder mechanism on the sliding shoe is: the middle part of sliding shoe vertically is provided with the knife bar installing hole; The right side of sliding shoe is horizontally arranged with the screwed hole that is through to the knife bar installing hole, is installed with lock screw on the screwed hole;
Or the said concrete structure that is arranged on the cutter holder mechanism on the sliding shoe is: the right side of sliding shoe is horizontally arranged with screwed hole, and fixed screw is fixed on the knife bar installation component on the sliding shoe through said screw hole;
Or the said concrete structure that is arranged on the cutter holder mechanism on the sliding shoe is: the bottom transverse of right boring cutter head is provided with dovetail groove; The bottom of sliding shoe is provided with the knife bar installation component, and knife bar installation component and right boring cutter head are mutually adaptive and can under sliding shoe drives, on said dovetail groove, slide.
5. a kind of fine setting fine boring cutter according to claim 1 is characterized in that: a side of said holder is provided with the groove of admitting O type circle.
6. a kind of fine setting fine boring cutter according to claim 1, it is characterized in that: described holder is fixed on the right boring cutter head through holding screw, and fine-tuning nut is fixed on the sliding shoe through holding screw.
7. according to each described a kind of fine setting fine boring cutter of claim 1-6, it is characterized in that: the deep-slotted chip breaker on the said fine-tuning nut face of cylinder has two, divides the both sides up and down that are located at the fine-tuning nut face of cylinder, and the circular arc opening of deep-slotted chip breaker is oppositely arranged.
8. according to each described a kind of fine setting fine boring cutter of claim 1-6, it is characterized in that: the inner cylinder face of the centre bore of said holder and the external cylindrical surface of copper sheathing are rotationally connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203941352U CN202239687U (en) | 2011-10-17 | 2011-10-17 | Fine adjustment fine boring cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203941352U CN202239687U (en) | 2011-10-17 | 2011-10-17 | Fine adjustment fine boring cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202239687U true CN202239687U (en) | 2012-05-30 |
Family
ID=46100989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203941352U Expired - Fee Related CN202239687U (en) | 2011-10-17 | 2011-10-17 | Fine adjustment fine boring cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202239687U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104607677A (en) * | 2015-02-03 | 2015-05-13 | 成都成林数控刀具有限公司 | Boring cutter system with fine adjusting unit |
| CN107008929A (en) * | 2017-05-25 | 2017-08-04 | 宁波丹德瑞精密机械科技有限公司 | A kind of coarse-fine composite integrated boring cutter |
| CN107052381A (en) * | 2017-05-06 | 2017-08-18 | 成都成林数控刀具有限公司 | A kind of fine setting cutting unit with position-limit mechanism |
| CN110778582A (en) * | 2019-11-07 | 2020-02-11 | 徐州天辰货架制造有限公司 | Goods shelf connecting piece |
| CN114833365A (en) * | 2022-05-09 | 2022-08-02 | 北京凝华科技有限公司 | Aligning clearance eliminating cutter bar and machining center |
-
2011
- 2011-10-17 CN CN2011203941352U patent/CN202239687U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104607677A (en) * | 2015-02-03 | 2015-05-13 | 成都成林数控刀具有限公司 | Boring cutter system with fine adjusting unit |
| CN107052381A (en) * | 2017-05-06 | 2017-08-18 | 成都成林数控刀具有限公司 | A kind of fine setting cutting unit with position-limit mechanism |
| CN107008929A (en) * | 2017-05-25 | 2017-08-04 | 宁波丹德瑞精密机械科技有限公司 | A kind of coarse-fine composite integrated boring cutter |
| CN110778582A (en) * | 2019-11-07 | 2020-02-11 | 徐州天辰货架制造有限公司 | Goods shelf connecting piece |
| CN114833365A (en) * | 2022-05-09 | 2022-08-02 | 北京凝华科技有限公司 | Aligning clearance eliminating cutter bar and machining center |
| CN114833365B (en) * | 2022-05-09 | 2023-09-15 | 北京凝华科技有限公司 | Center-adjustable clearance-eliminating cutter bar and machining center |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20131017 |