CN216680270U

CN216680270U - Boring cutter structure with boring cutter head convenient to replace

Info

Publication number: CN216680270U
Application number: CN202220303465.4U
Authority: CN
Inventors: 张鹏瑞
Original assignee: Shanghai Shantian Cutting Tool Co ltd
Current assignee: Shanghai Shantian Cutting Tool Co ltd
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2022-06-07
Anticipated expiration: 2032-02-15

Abstract

The utility model discloses a boring cutter structure with a boring cutter head convenient to replace, which comprises a boring cutter rod and a boring cutter head, wherein the upper end of the boring cutter rod is fixedly connected with a hammer handle, the lower end of the boring cutter rod is provided with an adjusting mechanism, the lower end of the adjusting mechanism is fixedly connected with a fixed seat, the upper part in the fixed seat is provided with an installation groove, the middle part of the lower wall of the installation groove is provided with a notch which penetrates up and down, the upper wall of the installation groove is fixedly connected with four first springs, the lower ends of the four first springs are fixedly connected with a pressing plate together, the lower end of the boring cutter head is fixedly connected with a boring cutter body, the upper end of the boring cutter head is fixedly connected with a connecting seat, and the middle part of the left end of the connecting seat is provided with an installation mechanism. The boring cutter structure with the boring cutter head convenient to replace is convenient for height adjustment of the mounted and fixed boring cutter head, is convenient for effective precise machining of parts, is convenient for replacement of the boring cutter head with serious abrasion, and is convenient to use.

Description

Boring cutter structure with boring cutter head convenient to replace

Technical Field

The utility model relates to the technical field of boring cutters, in particular to a boring cutter structure with a boring cutter head convenient to replace.

Background

The boring cutter is one of boring cutters, is an indispensable important cutter in precision hole machining, is mainly used for inner hole machining, hole expanding, profiling and the like, is a cutter specially used for performing rough machining, semi-finish machining or finish machining on the existing hole, and has at least the following defects in the conventional boring cutter structure with a conveniently replaced boring cutter head: 1. the existing boring cutter structure with the boring cutter head convenient to replace is inconvenient for carrying out height adjustment on the mounted and fixed boring cutter head and cannot effectively carry out precise machining on parts; 2. the boring cutter structure with the conventional boring cutter head convenient to replace is inconvenient to replace and use the boring cutter head seriously abraded.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a boring cutter structure with a boring cutter head convenient to replace, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the boring cutter structure with the boring cutter head convenient to replace comprises a boring cutter rod and a boring cutter head, wherein a hammer handle is fixedly connected to the upper end of the boring cutter rod, an adjusting mechanism is arranged at the lower end of the boring cutter rod, a fixing seat is fixedly connected to the lower end of the adjusting mechanism, a mounting groove is formed in the upper portion of the fixing seat, a notch which penetrates through the mounting groove from top to bottom is formed in the middle of the lower wall of the mounting groove, four springs are fixedly connected to the upper wall of the mounting groove, a pressing plate is fixedly connected to the lower ends of the springs, a boring cutter body is fixedly connected to the lower end of the boring cutter body, a boring cutter point is connected to the lower end of the boring cutter body in a threaded mode, a connecting seat is fixedly connected to the upper end of the boring cutter head, an installing mechanism is arranged in the middle of the left end of the connecting seat, and the connecting seat is fixedly connected with the fixing seat through the installing mechanism.

Preferably, the left part and the right part of the lower wall of the mounting groove are both provided with a clamping groove, and the four springs are distributed in a rectangular array.

Preferably, adjustment mechanism is including adjusting the fixing base and adjusting the seat, it all alternates threaded connection with the threaded rod to adjust fixing base surface left side lower part and surface right side lower part, it has four spacing spouts to adjust fixing base inner wall upper portion, it has a plurality of thread groove all to open to adjust seat surface left part and surface right part, adjust four spacing sliders of seat surface upper portion fixedly connected with, adjust the seat upper end and adjust the common fixedly connected with connecting spring of fixing base lower wall, adjust the seat through thread groove and threaded rod and adjust fixing base fixed connection.

Preferably, the upper end of the adjusting fixing seat and the lower end of the adjusting seat are fixedly connected with the lower end of the boring cutter bar and the upper end of the fixing seat respectively, the adjusting seat is connected with the adjusting fixing seat in a sliding mode through limiting sliding blocks and limiting sliding grooves, the four limiting sliding blocks and the four limiting sliding grooves are distributed in an annular array mode, and the plurality of thread grooves are distributed at equal intervals.

Preferably, installation mechanism includes two-way lead screw, two-way lead screw left end fixedly connected with changes the handle, two-way lead screw surface left part and the equal threaded connection in surface right part have the removal seat, two remove two springs of the common fixedly connected with in seat opposite face upper portion, two remove the equal fixedly connected with mount pad in one end upper portion that the seat kept away from No. two springs, two the equal fixedly connected with fixture block in mount pad lower extreme middle part.

Preferably, the two mounting seats are fixedly connected with the fixing seat through clamping blocks and clamping grooves, the right end of the bidirectional screw rod is movably connected with the middle part of the right wall of the connecting seat through a bearing, and the left part of the outer surface of the bidirectional screw rod is movably connected with the left end of the connecting seat in an inserting mode through the bearing.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the adjusting mechanism is arranged, the threaded rod is rotated to be separated from the threaded groove, and the adjusting seat is enabled to move up and down under the action of the limiting sliding groove and the limiting sliding block, so that the connecting seat drives the boring cutter head to move up and down to a proper height, the height adjusting position of the mounted and fixed boring cutter head is convenient, and the precision machining is effectively carried out on parts;

2. according to the utility model, the mounting mechanism is arranged, the rotating handle is rotated to drive the two movable seats to approach each other, so that the mounting seat drives the clamping block to be separated from the clamping groove, and then the connecting seat drives the mounting seat to move downwards, so that the boring cutter head can be dismounted, and the boring cutter head which is seriously abraded can be conveniently replaced and is convenient to use.

Drawings

FIG. 1 is a schematic view of the overall structure of a boring cutter structure with a boring cutter head convenient to replace according to the present invention;

FIG. 2 is a partial structural connection diagram of a boring cutter structure with a boring cutter head convenient to replace according to the utility model;

FIG. 3 is a schematic view of the overall structure of an adjusting mechanism of a boring cutter structure with a boring cutter head convenient to replace according to the utility model;

FIG. 4 is a schematic view of the overall structure of the mounting mechanism of the boring cutter structure with the boring cutter head convenient to replace.

In the figure: 1. boring a cutter bar; 2. a hammer handle; 3. an adjustment mechanism; 4. a fixed seat; 5. a connecting seat; 6. an installation mechanism; 7. a boring cutter head; 8. boring a cutter body; 9. boring a tool nose; 10. a first spring; 11. mounting grooves; 12. a notch; 13. pressing a plate; 14. a card slot; 31. adjusting the fixed seat; 32. an adjusting seat; 33. a threaded rod; 34. a limiting chute; 35. a thread groove; 36. a limiting slide block; 37. a connecting spring; 61. a bidirectional screw rod; 62. turning a handle; 63. a movable seat; 64. a mounting seat; 65. a clamping block; 66. and a second spring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides a boring cutter structure that boring cutter head is convenient for change, including boring cutter arbor 1 and

boring cutter head

7, 1 upper end fixedly connected with hammer handle 2 of boring cutter arbor, 1 lower extreme of boring cutter arbor is provided with

adjustment mechanism

3, 3 lower extreme fixedly connected with fixing base 4 of adjustment mechanism, upper portion is opened there is mounting groove 11 in the fixing base 4, the notch 12 of break-over about 11 lower wall middle parts of mounting groove are opened, four springs 10 of 11 upper walls fixedly connected with of mounting groove, the common fixedly connected with clamp plate 13 of four springs 10 lower extremes, 7 lower extreme fixedly connected with boring cutter body 8 of boring cutter head, 8 lower extreme threaded connection of boring cutter body have boring

cutter tip

9, 7 upper end fixedly connected with connecting seats 5 of boring cutter head, 5 left end middle parts of connecting seats are provided with installation mechanism 6, connecting seats 5 pass through installation mechanism 6 and 4 fixed connection of fixing base.

In this embodiment, the left part and the right part of the lower wall of the mounting groove 11 are both provided with a clamping groove 14, and four springs 10 are distributed in a rectangular array; the adjusting mechanism 3 comprises an adjusting fixed seat 31 and an adjusting seat 32, the left lower part of the outer surface of the adjusting fixed seat 31 and the right lower part of the outer surface are respectively inserted with a threaded rod 33 in threaded connection, the upper part of the inner wall of the adjusting fixed seat 31 is provided with four limiting sliding grooves 34, the left part and the right part of the outer surface of the adjusting seat 32 are respectively provided with a plurality of threaded grooves 35, the upper part of the outer surface of the adjusting seat 32 is fixedly connected with four limiting sliding blocks 36, the upper end of the adjusting seat 32 and the lower wall of the adjusting fixed seat 31 are jointly and fixedly connected with a connecting spring 37, the adjusting seat 32 is fixedly connected with the adjusting fixed seat 31 through the threaded grooves 35 and the threaded rods 33, the upper end of the adjusting fixed seat 31 and the lower end of the adjusting seat 32 are respectively and fixedly connected with the lower end of the boring cutter bar 1 and the upper end of the fixed seat 4, the adjusting seat 32 is slidably connected with the adjusting fixed seat 31 through the limiting sliding blocks 36 and the limiting sliding grooves 34, and the four limiting sliding blocks 36 and the four limiting sliding grooves 34 are distributed in an annular array, the plurality of thread grooves 35 are distributed equidistantly; through setting up spring 10 and clamp plate 13 to improve the stability of boring tool bit 7 during operation, through setting up adjustment mechanism 3, thereby be convenient for carry out the height control position to the boring tool bit 7 after the installation is fixed, then effectual effective processing is carried out the part.

In this embodiment, the mounting mechanism 6 includes a bidirectional screw rod 61, the left end of the bidirectional screw rod 61 is fixedly connected with a rotating handle 62, the left part and the right part of the outer surface of the bidirectional screw rod 61 are both in threaded connection with moving seats 63, the upper parts of the opposite surfaces of the two moving seats 63 are fixedly connected with two second springs 66 together, the upper parts of the ends of the two moving seats 63 far away from the second springs 66 are both fixedly connected with mounting seats 64, and the middle parts of the lower ends of the two mounting seats 64 are both fixedly connected with clamping blocks 65; the two mounting seats 64 are fixedly connected with the fixed seat 4 through clamping blocks 65 and clamping grooves 14, the right end of the bidirectional screw rod 61 is movably connected with the middle part of the right wall of the connecting seat 5 through a bearing, and the left part of the outer surface of the bidirectional screw rod 61 is movably connected with the left end of the connecting seat 5 in an inserting manner through the bearing; through the arrangement of the mounting mechanism 6, the boring cutter head 7 can be mounted and dismounted conveniently, and the boring cutter head 7 which is seriously worn can be replaced conveniently and used conveniently.

It should be noted that, in the use process, when being installed, the utility model firstly rotates the rotating handle 62 to drive the bidirectional screw rod 61 to rotate, so that the two moving seats 63 approach each other, the two installing seats 64 press the pressing plate 13 upwards through the notch 12, the moving seat 63 is positioned in the installing groove 11, then rotates the rotating handle 62, the two moving seats 63 drive the installing seats 64 to be fixed with the fixed seat 4 through the fixture block 65 and the clamping groove 14, the two moving seats 63 fix the moving seat 63 with the left wall and the right wall of the notch 12 under the action of the two second springs 66, meanwhile, the pressing plate 13 applies force to the two installing seats 64 under the action of the first spring 10 to complete the installation of the boring cutter head 7, the stability of the boring 7 during operation is improved, when the height needs to be adjusted, the threaded rod 33 is rotated to separate the threaded rod 33 from the threaded groove 35, the adjusting seat 32 moves up and down under the action of the limiting slide block 36 and the limiting slide groove 34, so that the fixing seat 4 drives the connecting seat 5 to move up and down, the boring cutter head 7 moves up and down to a proper height, the threaded rod 33 is rotated, the threaded rod 33 is fixedly connected with the corresponding threaded groove 35 through threads, the adjusting seat 32 is fixed, the height of the boring cutter head 7 after being installed and fixed is conveniently adjusted, and parts are effectively and precisely machined, when the boring cutter head 7 with serious abrasion needs to be replaced, the rotating handle 62 is rotated to drive the bidirectional screw rod 61 to rotate, the installing seat 64 drives the clamping block 65 to be separated from the clamping groove 14 through the moving seat 63, the connecting seat 5 moves downwards, so that the installing seat 64 is separated from the fixing seat 4, the boring cutter head 7 is disassembled, the boring cutter head 7 with serious abrasion is conveniently replaced, the use is convenient, when only the boring cutter head 9 is seriously abraded, the boring tool tip 9 is rotated to separate the boring tool tip 9 from the boring tool body 8, so that the boring tool tip 9 only needs to be replaced, and the production cost is reduced.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, and such changes and modifications are within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a boring cutter structure that boring cutter head is convenient for change, includes boring cutter pole (1) and boring cutter head (7), its characterized in that: the upper end of the boring cutter bar (1) is fixedly connected with a hammer handle (2), the lower end of the boring cutter bar (1) is provided with an adjusting mechanism (3), the lower end of the adjusting mechanism (3) is fixedly connected with a fixed seat (4), the upper part in the fixed seat (4) is provided with a mounting groove (11), a notch (12) which is vertically penetrated is formed in the middle of the lower wall of the mounting groove (11), four first springs (10) are fixedly connected to the upper wall of the mounting groove (11), a pressing plate (13) is fixedly connected to the lower ends of the four first springs (10) together, the lower end of the boring cutter head (7) is fixedly connected with a boring cutter body (8), the lower end of the boring cutter body (8) is in threaded connection with a boring cutter point (9), the upper end of the boring cutter head (7) is fixedly connected with a connecting seat (5), the middle part of the left end of the connecting seat (5) is provided with an installation mechanism (6), the connecting seat (5) is fixedly connected with the fixed seat (4) through an installation mechanism (6).

2. The boring cutter structure with the boring cutter head convenient to replace as claimed in claim 1, wherein: clamping grooves (14) are formed in the left portion of the lower wall and the right portion of the lower wall of the mounting groove (11), and the four springs (10) are distributed in a rectangular array.

3. The boring cutter structure with the boring cutter head convenient to replace as claimed in claim 1, wherein: adjustment mechanism (3) are including adjusting fixing base (31) and adjusting seat (32), it all alternates threaded connection with threaded rod (33) to adjust fixing base (31) surface left side lower part and surface right side lower part, it has four spacing spout (34) to adjust fixing base (31) inner wall upper portion to open, it has a plurality of thread groove (35) all to open to adjust seat (32) surface left part and surface right part, adjust four limit slider (36) of seat (32) surface upper portion fixedly connected with, adjust seat (32) upper end and adjust the common fixedly connected with connecting spring (37) of fixing base (31) lower wall, adjust seat (32) through thread groove (35) and threaded rod (33) and adjust fixing base (31) fixed connection.

4. The boring cutter structure with the boring cutter head convenient to replace as claimed in claim 3, wherein: the upper end of the adjusting fixing seat (31) and the lower end of the adjusting seat (32) are fixedly connected with the lower end of the boring cutter bar (1) and the upper end of the fixing seat (4) respectively, the adjusting seat (32) is connected with the adjusting fixing seat (31) in a sliding mode through a limiting sliding block (36) and a limiting sliding groove (34), the four limiting sliding blocks (36) and the four limiting sliding grooves (34) are distributed in an annular array mode, and the plurality of thread grooves (35) are distributed at equal intervals.

5. The boring cutter structure with the boring cutter head convenient to replace as claimed in claim 1, wherein: installation mechanism (6) are including two-way lead screw (61), two-way lead screw (61) left end fixedly connected with changes handle (62), two-way lead screw (61) surface left part and the equal threaded connection in surface right part have removal seat (63), two remove two No. two springs (66) of the common fixedly connected with in seat (63) opposite face upper portion, two remove the equal fixedly connected with mount pad (64) in one end upper portion that No. two springs (66) were kept away from in seat (63), two the equal fixedly connected with fixture block (65) in mount pad (64) lower extreme middle part.

6. The boring cutter structure with the boring cutter head convenient to replace as claimed in claim 5, wherein: two mount pad (64) all pass through fixture block (65) and draw-in groove (14) and fixing base (4) fixed connection, two-way lead screw (61) right-hand member passes through bearing and the right wall middle part swing joint of connecting seat (5), two-way lead screw (61) surface left part passes through bearing and the left end interlude swing joint of connecting seat (5).