CN215941536U - Fine boring cutter - Google Patents

Fine boring cutter Download PDF

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Publication number
CN215941536U
CN215941536U CN202122057536.5U CN202122057536U CN215941536U CN 215941536 U CN215941536 U CN 215941536U CN 202122057536 U CN202122057536 U CN 202122057536U CN 215941536 U CN215941536 U CN 215941536U
Authority
CN
China
Prior art keywords
supporting plate
connecting frame
sliding
sides
plate
Prior art date
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
CN202122057536.5U
Other languages
Chinese (zh)
Inventor
王军
庄靖
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changsha Qianqiu Cutting Tool Co ltd
Original Assignee
Changsha Qianqiu Cutting Tool Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Changsha Qianqiu Cutting Tool Co ltd filed Critical Changsha Qianqiu Cutting Tool Co ltd
Priority to CN202122057536.5U priority Critical patent/CN215941536U/en
Application granted granted Critical
Publication of CN215941536U publication Critical patent/CN215941536U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a fine boring cutter which comprises a connecting frame, wherein both sides of the middle part of the bottom end are fixedly connected with limiting grooves, the inner sides of the limiting grooves are connected with sliding blocks in a sliding manner, one ends of the sliding blocks are connected with the side wall of the inner side of the connecting frame through first springs, and both sides of the bottom end of the connecting frame are rotatably connected with pressing plates through rotating shafts. According to the utility model, the connecting rod is taken out, the semicircular ring outside the cutter frame is pushed out, the sliding plate is pressed downwards, the pressing plate is rotated towards the outer side of the connecting frame through the rotating shaft, the sliding block is exposed, the sliding block is pushed towards the two sides of the inserting rod, the sliding block is taken out from the inner side of the upper end of the inserting rod, so that the connecting frame is separated from the cutter frame, the right side of the second supporting plate is moved downwards by pushing the third supporting plate, the first supporting plate rotates along with the second supporting plate, so that the angle between the bottom end of the processing cutter head and the working surface is changed, the work with different requirements is realized, and the tool is worth popularizing.

Description

Fine boring cutter
Technical Field
The utility model relates to the field of finish boring cutters, in particular to a finish boring cutter.
Background
The fine boring cutter is a tool and is used for guaranteeing the aperture precision, the position degree, the roughness degree, the roundness and the like, the fine boring cutter is used for guaranteeing the aperture precision, the position degree, the roughness degree, the roundness and the like, and the fine boring cutter is generally fine-tuned on a machining center and has 0.01MM adjustment amount and 0.001MM adjustment amount in the diameter direction.
Chinese patent document CN200620042976.6 is a fine adjustment fine boring cutter for boring machine, which comprises a cutter body and a cutter bar, a threaded blind hole is provided in one end of the cutter body, a fine adjustment screw sleeve is provided in the threaded blind hole, threads are provided on the inner side and the outer side of the fine adjustment screw sleeve respectively, the outer side thread of the fine adjustment screw sleeve is matched with the threaded blind hole, a thread is provided on the cutter bar, the cutter bar is disposed in the fine adjustment screw sleeve, the inner side thread of the fine adjustment screw sleeve is matched with the thread on the cutter bar, the thread pitch of the outer side thread of the fine adjustment screw sleeve is greater than that of the inner side thread, one end of the cutter body is provided with an anti-rotation pin, the anti-rotation pin penetrates into the tail end face of the cutter bar, the device has the problem of difficult replacement when the cutter is worn, and then the problem of troublesome tool bit deflection exists.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a fine boring cutter.
In order to achieve the purpose, the utility model adopts the following technical scheme: a fine boring cutter comprises a connecting frame, wherein both sides of the middle part of the bottom end of the connecting frame are fixedly connected with limiting grooves, the inner sides of the limiting grooves are respectively connected with a sliding block in a sliding manner, one end of the sliding block is connected with the side wall of the inner side of the connecting frame through a first spring, both sides of the bottom end of the connecting frame are respectively connected with a pressing plate through a rotating shaft in a rotating manner, both sides of the other end of the sliding block are respectively arranged on the inner side of the upper end of an inserting rod, the bottom end of the inserting rod is fixedly connected with a cutter frame, two grooves on the inner side of the upper end of the cutter frame are respectively connected with a sliding plate through second springs, connecting rods are arranged among the sliding plate, the pressing plate and the inserting rod, the left side of the bottom end of the cutter frame is rotatably connected with a first supporting plate through the rotating shaft, a third supporting plate is slidably connected inside the right side of the cutter frame, the bottom end of the third supporting plate is rotatably connected with a second supporting plate through the rotating shaft, the bottom end of the second supporting plate is provided with a machining cutter head, the other end of the second supporting plate is rotatably connected to the bottom end of the first supporting plate.
As a further description of the above technical solution:
and an internal thread joint is arranged on the inner side of the upper end of the connecting frame.
As a further description of the above technical solution:
the knife rest outside sets up annular groove and the annular groove inboard is provided with the semicircle ring.
As a further description of the above technical solution:
the whole shape of the pressure plate is L-shaped.
As a further description of the above technical solution:
both ends of the outer side of the connecting rod are provided with threads.
As a further description of the above technical solution:
and a limiting plate is arranged at the position, in the groove, of the bottom end of the sliding plate.
As a further description of the above technical solution:
the processing tool bit outside is provided with a plurality of departments arch.
As a further description of the above technical solution:
and a sponge is arranged between the second supporting plate and the first supporting plate.
The utility model has the following beneficial effects:
1. according to the utility model, the connecting rod is taken out, the semicircular ring on the outer side of the cutter frame is pushed out, the sliding plate is pressed downwards, the pressing plate is rotated towards the outer side of the connecting frame through the rotating shaft, the sliding block is exposed, the sliding block is pushed towards the two sides of the inserting rod, and the sliding block is taken out from the inner side of the upper end of the inserting rod, so that the connecting frame and the cutter frame are separated, a cutter is replaced more quickly, and the cutter cannot be easily separated during fixing work.
2. According to the utility model, the right side of the second supporting plate moves downwards by pushing the third supporting plate, and the first supporting plate rotates along with the third supporting plate, so that the angle between the bottom end of the machining tool bit and the working surface is changed, the tool bit is rotated according to requirements to work, the work with different requirements is realized, and the tool is worth popularizing.
Drawings
Fig. 1 is a front view of a fine boring tool according to the present invention;
FIG. 2 is a tool holder view of a fine boring tool according to the present invention;
fig. 3 is a structure diagram of a semicircular ring of the fine boring tool according to the present invention.
Illustration of the drawings:
1. a connecting frame; 2. a limiting groove; 3. a slider; 4. a first spring; 5. pressing a plate; 6. a slide plate; 7. a second spring; 8. inserting a rod; 9. a connecting rod; 10. a tool holder; 11. a semicircular ring; 12. a first support plate; 13. machining a cutter head; 14. a second support plate; 15. and a third support plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, one embodiment of the present invention is provided: a fine boring cutter comprises a connecting frame 1, wherein both sides of the middle part of the bottom end are fixedly connected with limiting grooves 2, the inner sides of the limiting grooves 2 are respectively connected with a sliding block 3 in a sliding manner, the sliding block 3 can horizontally slide by limiting and guiding the limiting grooves 2, one end of the sliding block 3 is connected with the side wall of the inner side of the connecting frame 1 through a first spring 4, the sliding of the sliding block 3 can be controlled through the first spring 4, both sides of the bottom end of the connecting frame 1 are respectively connected with a pressing plate 5 through a rotating shaft in a rotating manner, the device at the bottom end is clamped and connected through the pressing plate 5, both sides of the other end of the sliding block 3 are respectively arranged at the inner side of the upper end of an inserting rod 8, a groove at the upper end of the inserting rod 8 is mutually clamped with the outer side of the sliding block 3, the bottom end of the inserting rod 8 is fixedly connected with a cutter frame 10, both grooves at the inner side of the upper end of the cutter frame 10 are connected with a sliding plate 6 through a second spring 7, the sliding plate 6 can slide up and down through the second spring 7, slide 6, be provided with connecting rod 9 between clamp plate 5 and inserted bar 8, slide 6 through connecting rod 9, clamp plate 5 and inserted bar 8 are fixed, 10 bottom left sides of knife rest rotate through the pivot and are connected with first backup pad 12, the inside sliding connection in 10 right sides of knife rest has third backup pad 15, 15 bottoms of third backup pad are rotated through the pivot and are connected with second backup pad 14, 14 bottoms of second backup pad are provided with processing tool bit 13, the 14 other ends of second backup pad rotate to be connected in 12 bottoms of first backup pad, thereby through promoting 15 with 14 right sides downstream of second backup pad, rotation is followed to first backup pad 12, thereby change the angle of processing tool bit 13 bottoms, thereby realize the work of different demands.
The inboard internal thread that is provided with of 1 upper end of link is connected, the upper end can external motor, knife rest 10 outside sets up annular groove and the annular groove inboard is provided with semicircle ring 11, it is inboard through going into the recess with semicircle ring 11 card, thereby fix the position of slide 6, the whole shape of clamp plate 5 is the L type, slider 3 can be blocked to the one end of clamp plate 5, the inserted bar 8 can be blocked to the clamp plate 5 other end, the outside both ends of connecting rod 9 all are provided with the screw thread, can carry on spacingly with connecting rod 9 through the nut, the position that the bottom of slide 6 is located the recess is provided with the limiting plate, prevent slide 6 roll-off second spring 7, the processing tool bit 13 outside is provided with a plurality of archs, the holing that can be better when processing tool bit 13 during operation, be provided with the sponge between second backup pad 14 and first backup pad 12, can play the effect of buffering at the during operation.
The working principle is as follows: through taking out connecting rod 9, release semicircle ring 11 in the knife rest 10 outside, press slide 6 downwards, rotate clamp plate 5 to the outside of link 1 through the pivot again, expose slider 3, promote slider 3 to the both sides of inserted bar 8, take out slider 3 from the upper end inboard of inserted bar 8, thereby separate link 1 and knife rest 10, thereby secondly through promoting third backup pad 15 with 14 right sides downstream of second backup pad, rotation is followed to first backup pad 12, thereby change the angle between processing tool bit 13 bottom and working face, thereby realize the work of different demands.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims (8)

1. The utility model provides a fine boring cutter, includes link (1), its characterized in that: both sides of the middle part of the bottom of the connecting frame (1) are fixedly connected with limiting grooves (2), the inner sides of the limiting grooves (2) are connected with sliding blocks (3) in a sliding manner, one ends of the sliding blocks (3) are connected with the inner side wall of the connecting frame (1) through first springs (4), both sides of the bottom of the connecting frame (1) are connected with pressing plates (5) through rotating shafts in a rotating manner, both sides of the other ends of the sliding blocks (3) are arranged on the inner side of the upper end of an inserted rod (8) respectively, the bottom of the inserted rod (8) is fixedly connected with a knife rest (10), two grooves on the inner side of the upper end of the knife rest (10) are connected with a sliding plate (6) through second springs (7), connecting rods (9) are arranged among the sliding plate (6), the pressing plates (5) and the inserted rod (8), the left side of the bottom of the knife rest (10) is connected with a first supporting plate (12) through rotating shafts in a rotating manner, and a third supporting plate (15) is connected inside the right side of the knife rest (10) in a sliding manner, the bottom end of the third supporting plate (15) is rotatably connected with a second supporting plate (14) through a rotating shaft, a machining tool bit (13) is arranged at the bottom end of the second supporting plate (14), and the other end of the second supporting plate (14) is rotatably connected to the bottom end of the first supporting plate (12).
2. The fine boring tool according to claim 1, wherein: the inner side of the upper end of the connecting frame (1) is provided with an inner wire connector.
3. The fine boring tool according to claim 1, wherein: the outer side of the tool rest (10) is provided with an annular groove, and the inner side of the annular groove is provided with a semicircular ring (11).
4. The fine boring tool according to claim 1, wherein: the whole shape of the pressure plate (5) is L-shaped.
5. The fine boring tool according to claim 1, wherein: and both ends of the outer side of the connecting rod (9) are provided with threads.
6. The fine boring tool according to claim 1, wherein: and a limiting plate is arranged at the position, in the groove, of the bottom end of the sliding plate (6).
7. The fine boring tool according to claim 1, wherein: the outer side of the processing tool bit (13) is provided with a plurality of bulges.
8. The fine boring tool according to claim 1, wherein: sponge is arranged between the second supporting plate (14) and the first supporting plate (12).
CN202122057536.5U 2021-08-30 2021-08-30 Fine boring cutter Expired - Fee Related CN215941536U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122057536.5U CN215941536U (en) 2021-08-30 2021-08-30 Fine boring cutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122057536.5U CN215941536U (en) 2021-08-30 2021-08-30 Fine boring cutter

Publications (1)

Publication Number Publication Date
CN215941536U true CN215941536U (en) 2022-03-04

Family

ID=80430565

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122057536.5U Expired - Fee Related CN215941536U (en) 2021-08-30 2021-08-30 Fine boring cutter

Country Status (1)

Country Link
CN (1) CN215941536U (en)

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GR01 Patent grant
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: 20220304