CN209239079U

CN209239079U - A kind of knife rest of Boring machine

Info

Publication number: CN209239079U
Application number: CN201821992728.7U
Authority: CN
Inventors: 张国根; 赖飞飞
Original assignee: New Cheng Hongding Mechanical Technology Inc In Foshan
Current assignee: New Cheng Hongding Mechanical Technology Inc In Foshan
Priority date: 2018-11-28
Filing date: 2018-11-28
Publication date: 2019-08-13
Anticipated expiration: 2028-11-28

Abstract

The utility model is disclosed in a kind of knife rest of Boring machine, pivoting part connection on the top and Boring machine of main body, when needing to adjust the amount of feeding of cutting, the rotation of cam is checked by locking brake bar, and main body keeps rotation, the inner wall of cam is abutted with the one end for the mandril that swing rod side is arranged in, cam pushes swing rod to swing by mandril, the returning spring of the swing rod top other side pushes swing rod return by spring pocket simultaneously, so that swing rod does reciprocal pendulum motion, the rotation hole of swing rod lower part drives feed screw with respect to body rotation by unilateral bearing, feed screw drives tool-post structure to move along the direction that feed screw extends by feed screw nut, realize the feeding of boring cutter cutting, it is easy to operate, the amplitude of swing rod swing can be adjusted by turning speed adjustment screw simultaneously, to reach the function of stepless time adjustment, realization is cut into To the adjusting of speed, the precision and efficiency to work pieces process are effectively improved.The utility model is used for the Boring of Boring machine.

Description

A kind of knife rest of Boring machine

Technical field

The utility model relates to the field of machining, in particular to a kind of knife rest of Boring machine.

Background technique

Existing Boring machine when being processed to different workpiece or processing various sizes of inner hole, need boring cutter with The distance between boring bar is both that the radius of boring cutter rotary motion trace is adjustable, can just meet different process requirements, existing boring tool holder Non-adjustable, enterprise must prepare the boring tool holder of many different-diameters, be to need replacing difference processing different size inner holes The boring tool holder of size, one, which frequently replaces boring tool holder, reduces processing efficiency, and the precision processed also is difficult to be protected, and And the feed speed of boring cutter cutting is difficult to control.

Utility model content

Technical problem to be solved by the utility model is: a kind of knife rest of Boring machine is provided, the function with stepless time adjustment Can, it can control the amount of feeding and feed speed of boring cutter cutting, improve the precision to work pieces process, improve processing efficiency.

The solution that the utility model solves its technical problem is:

A kind of knife rest of Boring machine, including being in vertically arranged main body, the top of the main body is cylindrical, described The outer sheath of body top is equipped with cam, and the top of the cam is connect with body rotation, the upper end connection of the cam There is brake bar, the feed screw extended in left and right is equipped in the lower part of main body, the feed screw is rotationally pacified In main body, the feed screw is connected in vertically arranged swing rod, and the rear side on the swing rod top is equipped with before being in The rear end cap of extended spring pocket afterwards, the spring pocket is equipped with returning spring, and the rear end of the spring pocket passes through back Multiple spring is connect with main body, and the front end of the spring pocket is abutted with the rear surface on swing rod top, and the returning spring passes through Spring pocket pushes forward the top of swing rod, and the main body is equipped with the guide groove being extended in front and back, and the guide groove is set The front side on swing rod top is set, the guide groove is set with mandril, and the inner wall of the cam can be pushed by mandril The top of swing rod is swung, and the front side on the swing rod top is equipped with the speed adjustment screw being extended in front and back, the speed regulation spiral shell Bar is connect with main body screw, and the rear end of the speed adjustment screw is abutted with the front face on swing rod top, can by speed adjustment screw come The amplitude of swing rod swing is adjusted, the lower part of the swing rod is equipped with the axis rotation hole extended in left and right, described The lower part of swing rod is sleeved on feed screw by rotation hole, and the rotation hole is set with unilateral bearing, the rotation hole It is connect by unilateral bearing with feed screw, the lower part of the main body is connected with tool-post structure, and the tool-post structure and main body are sliding Dynamic connection, the tool-post structure are connected with feed screw nut, and the tool-post structure is threadedly coupled by feed screw nut with feed screw.

As a further improvement of the foregoing solution, the upper end of the main body is connected in vertically arranged knife bar, described The lower part of knife bar be sleeved in the top of main body, the lower part of the knife bar and the top of main body are key connection, the master The threaded upper ends of body are connected with fixture nut, and the lower part of the knife bar is connect by fixture nut with main body.

As a further improvement of the foregoing solution, the left end of the feed screw is connected with hexagon-head, and described six Angle head is fixedly connected with the left end of feed screw.

As a further improvement of the foregoing solution, the top of the cam is set with rolling bearing, and the cam is logical The top for crossing rolling bearing and main body is rotatablely connected.

As a further improvement of the foregoing solution, the lower part of the main body is equipped with the sliding rail extended in left and right, institute The top for the tool-post structure stated, which is connected with, to be slidably connected with the matched sliding block of sliding rail, the tool-post structure by sliding block and sliding rail.

As a further improvement of the foregoing solution, the side wall of the sliding block is equipped with the sliding slot extended in left and right, institute The section for the sliding slot stated is T-shaped, and the lower part of the main body is connected with T-shaped clamping screw, the clamping screw and cunning Slot is slidably connected, and the clamping screw is threaded with locking nut, and the clamping screw passes through locking nut and main body Connection, can be by locking nut come locking sliding block.

The beneficial effects of the utility model are: boring cutter is mounted on tool-post structure, and the top of main body and bore hole in processing Pivoting part on machine connects, and the revolving body on Boring machine drives body rotation, when the amount of feeding for needing regulating boring cutter to cut, It checks the rotation of cam by locking brake bar, and main body keeps rotation, the inner wall of cam and swing rod side is set One end of mandril abuts, and the other end of mandril is abutted with the top of swing rod, and cam pushes swing rod to swing by mandril, while swing rod The returning spring of the top other side pushes swing rod return by spring pocket, by the promotion of returning spring and cam, so that swing rod Reciprocal pendulum motion is done, the rotation hole of swing rod lower part drives feed screw with respect to body rotation by unilateral bearing, and screw rod is logical Crossing feed screw nut drives tool-post structure to move along the direction that feed screw extends, thus realize the feeding of boring cutter cutting, it is easy to operate, The amplitude of swing rod swing can be adjusted by turning speed adjustment screw simultaneously, to reach the function of stepless time adjustment, realizes that boring cutter is cut The adjusting for cutting feed speed effectively improves precision and efficiency to work pieces process.

The utility model is in the Boring of Boring machine.

Detailed description of the invention

It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing to be used is briefly described.Obviously, described attached drawing is a part of the embodiment of the utility model, rather than complete Portion's embodiment, those skilled in the art without creative efforts, can also be obtained according to these attached drawings it His design scheme and attached drawing.

Fig. 1 is the front sectional view of the utility model embodiment；

Fig. 2 is the right side view of the utility model embodiment.

Specific embodiment

It is carried out below with reference to technical effect of the embodiment and attached drawing to the design of the utility model, specific structure and generation It clearly and completely describes, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment It is a part of the embodiment of the utility model, rather than whole embodiments, it is based on the embodiments of the present invention, the skill of this field Art personnel other embodiments obtained without creative efforts belong to the model of the utility model protection It encloses.In addition, all connection/connection relationships being previously mentioned in text, not singly refer to that component directly connects, and referring to can be according to specific reality Situation is applied, by adding or reducing couple auxiliary, Lai Zucheng more preferably coupling structure.Each technology in the utility model is special Sign, can be with combination of interactions under the premise of not conflicting conflict.

Referring to Figures 1 and 2, this is the embodiments of the present invention, specifically:

A kind of knife rest of Boring machine, including being in vertically arranged main body 1, the top of the main body 1 is cylindrical, described The outer sheath on 1 top of main body cam 11 is housed, the top of the cam 11 and main body 1 are rotatablely connected, the cam 11 Upper end be connected with brake bar 12, the feed screw 3 extended in left and right, the feeding are equipped in the lower part of main body 1 Screw rod 3 is installed in rotation in main body 1, and the feed screw 3 is connected in vertically arranged swing rod 31, the swing rod The rear side on 31 tops is equipped with the spring pocket 32 being extended in front and back, and the rear end cap of the spring pocket 32 is equipped with returning spring 33, the rear end of the spring pocket 32 is connect by returning spring 33 with main body 1, the front end of the spring pocket 32 and swing rod 31 The rear surface on top abuts, and the returning spring 33 pushes forward the top of swing rod 31, the main body 1 by spring pocket 32 Equipped with the guide groove 13 being extended in front and back, the front side on 31 top of swing rod, the guiding is arranged in the guide groove 13 Slot 13 is set with mandril 14, and the inner wall of the cam 11 can push the top of swing rod 31 to swing by mandril 14, described The front side on 31 top of swing rod be equipped with the speed adjustment screw 34 being extended in front and back, the speed adjustment screw 34 and 1 screw thread of main body Connection, the rear end of the speed adjustment screw 34 are abutted with the front face on 31 top of swing rod, and pendulum can be adjusted by speed adjustment screw 34 The amplitude of 31 swing of bar, the lower part of the swing rod 31 is equipped with the axis rotation hole 35 extended in left and right, described The lower part of swing rod 31 is sleeved on feed screw 3 by rotation hole 35, and the rotation hole 35 is set with unilateral bearing 36, described Rotation hole 35 connect with feed screw 3 by unilateral bearing 36, the lower part of the main body 1 is connected with tool-post structure 4, described Tool-post structure 4 is slidably connected with main body 1, and the tool-post structure 4 is connected with feed screw nut 41, and the tool-post structure 4 passes through screw rod spiral shell Mother 41 is threadedly coupled with feed screw 3.In processing, boring cutter is mounted on tool-post structure 4, and on the top and Boring machine of main body 1 Revolving body connection, the revolving body driving main body 1 on Boring machine rotates, when the amount of feeding for needing regulating boring cutter to cut, passes through Brake bar 12 checks the rotation of cam 11, and main body 1 keeps rotation, the inner wall of cam 11 and the top that 31 side of swing rod is arranged in One end of bar 14 abuts, and the other end of mandril 14 is abutted with the top of swing rod 31, and cam 11 pushes swing rod 31 to put by mandril 14 It is dynamic, while the returning spring 33 of the 31 top other side of swing rod pushes 31 return of swing rod by spring pocket 32, passes through returning spring 33 With the promotion of cam 11, so that swing rod 31 does reciprocal pendulum motion, the rotation hole 35 of 31 lower part of swing rod passes through unilateral bearing 36 Feed screw 3 is driven to rotate relative to main body 1, feed screw 3 drives tool-post structure 4 to extend along feed screw 3 by feed screw nut 41 Direction it is mobile, it is easy to operate to realize the feeding of boring cutter cutting, while swing rod can be adjusted by turning speed adjustment screw 34 31 amplitudes swung are realized the adjusting of boring cutter cutting feed speed, are effectively improved to workpiece to reach the function of stepless time adjustment The precision and efficiency of processing.

It is further used as preferred embodiment, the upper end of the main body 1 is connected in vertically arranged knife bar 2, institute The lower part for the knife bar 2 stated is sleeved in the top of main body 1, and the lower part of the knife bar 2 and the top of main body 1 are key connection, institute The threaded upper ends for the main body 1 stated are connected with fixture nut 15, and the lower part of the knife bar 2 is connected by fixture nut 15 and main body 1 It connects.The top of knife bar 2 is Mohs cone, is mounted on the pivoting part of Boring machine by knife bar 2, easy for installation, while knife bar 2 Lower part and the top of main body 1 are key connection, improve the fastness being driven between knife bar 2 and main body 1, prevent showing for skidding As.

It is further used as preferred embodiment, the left end of the feed screw 3 is connected with hexagon-head 37, described Hexagon-head 37 is fixedly connected with the left end of feed screw 3.Tool-post structure 4 is only moved toward a direction under the drive of feed screw 3 It is dynamic, after the completion of the feeding cutting of tool-post structure 4, by 37 opposite direction turn feed screw 3 of hexagon-head, make tool-post structure 4 toward return It moves to original position, then the process for carrying out next cutting feed, it is easy to operate, it is high-efficient.

It is further used as preferred embodiment, the top of the cam 11 is set with rolling bearing 16, and described is convex Wheel 11 is rotatablely connected by the top of rolling bearing 16 and main body 1.The frictional force rotated between cam 11 and main body 1 can be reduced, To improve the fluency of the rotation of main body 1, feed motion is done in tool-post structure 4, the interference that cam 11 rotates main body 1 can be reduced, Improve the service life and stability of knife rest.

It is further used as preferred embodiment, the lower part of the main body 1 is equipped with the sliding rail 17 extended in left and right, The top of the tool-post structure 4, which is connected with, passes through sliding block 42 and sliding rail 17 with the matched sliding block 42 of sliding rail 17, the tool-post structure 4 It is slidably connected.Tool-post structure 4 can be moved when doing feed motion along sliding rail 17, improved the precision of knife rest processing, prevented tool-post structure 4 Direction of feed there is a phenomenon where deviate.

It is further used as preferred embodiment, the side wall of the sliding block 42 is equipped with the sliding slot extended in left and right 43, the section of the sliding slot 43 is T-shaped, and the lower part of the main body 1 is connected with T-shaped clamping screw 18, the lock Tight bolt 18 is slidably connected with sliding slot 43, and the clamping screw 18 is threaded with locking nut 19, the clamping screw 18 are connect by locking nut 19 with main body 1, can be by locking nut 19 come locking sliding block 42.When tool-post structure 4 does not need to feed When, take-off the brake bar 12 locks clamping screw 18, position of the fixing cutter frame body 4 on sliding slot 43 by turn locking nut 19 It sets.

The better embodiment of the utility model is illustrated above, but the utility model be not limited to it is described Embodiment, those skilled in the art can also make various equivalent changes without departing from the spirit of the present invention Type or replacement, these equivalent variation or replacement are all included in the scope defined by the claims of the present application.

Claims

1. a kind of knife rest of Boring machine, it is characterised in that: including being in vertically arranged main body (1), the top of the main body (1) Cylindrical, the outer sheath on described main body (1) top is equipped with cam (11), the top and main body (1) of the cam (11) Rotation connection, the upper end of the cam (11) are connected with brake bar (12), are equipped in the lower part of main body (1) and extend in left and right The feed screw (3) of setting, the feed screw (3) are installed in rotation in main body (1), the feed screw (3) It is connected in vertically arranged swing rod (31), the rear side on the swing rod (31) top is equipped with the spring pocket being extended in front and back (32), the rear end cap of the spring pocket (32) is equipped with returning spring (33), and the rear end of the spring pocket (32) passes through reply Spring (33) is connect with main body (1), and the front end of the spring pocket (32) is abutted with the rear surface on swing rod (31) top, described Returning spring (33) pushes forward the top of swing rod (31) by spring pocket (32), and the main body (1) is equipped with to be extended in front and back The guide groove (13) of setting, the guide groove (13) setting is in the front side on swing rod (31) top, the guide groove (13) set Equipped with mandril (14), the inner wall of the cam (11) can push the top of swing rod (31) to swing by mandril (14), institute The front side on swing rod (31) top stated is equipped with the speed adjustment screw (34) being extended in front and back, the speed adjustment screw (34) and master Body (1) is threadedly coupled, and the rear end of the speed adjustment screw (34) is abutted with the front face on swing rod (31) top, can be by adjusting the speed spiral shell Bar (34) adjusts the amplitude of swing rod (31) swing, and the lower part of the swing rod (31) is equipped with axis and is extended in left and right Rotation hole (35), the lower part of the swing rod (31) is sleeved on feed screw (3) by rotation hole (35), the rotation Hole (35) is set with unilateral bearing (36), and the rotation hole (35) is connect by unilateral bearing (36) with feed screw (3), institute The lower part for the main body (1) stated is connected with tool-post structure (4), and the tool-post structure (4) is slidably connected with main body (1), the knife rest Body (4) is connected with feed screw nut (41), and the tool-post structure (4) is threadedly coupled by feed screw nut (41) with feed screw (3).

2. a kind of knife rest of Boring machine according to claim 1, it is characterised in that: the upper end of the main body (1) connects Have in vertically arranged knife bar (2), the lower part of the knife bar (2) is sleeved in the top of main body (1), the knife bar (2) Lower part and main body (1) top be key connection, the threaded upper ends of the main body (1) are connected with fixture nut (15), described The lower part of knife bar (2) connect with main body (1) by fixture nut (15).

3. a kind of knife rest of Boring machine according to claim 1, it is characterised in that: the left end of the feed screw (3) It is connected with hexagon-head (37), the hexagon-head (37) is fixedly connected with the left end of feed screw (3).

4. a kind of knife rest of Boring machine according to claim 1, it is characterised in that: the top of the cam (11) is set with Have rolling bearing (16), the cam (11) is rotatablely connected by the top of rolling bearing (16) and main body (1).

5. a kind of knife rest of Boring machine according to claim 1, it is characterised in that: the lower part of the main body (1) is equipped with In the extended sliding rail (17) in left and right, the top of the tool-post structure (4) is connected with and sliding rail (17) matched sliding block (42), The tool-post structure (4) is slidably connected by sliding block (42) with sliding rail (17).

6. a kind of knife rest of Boring machine according to claim 5, it is characterised in that: the side wall of the sliding block (42) is equipped with In the extended sliding slot (43) in left and right, the section of the sliding slot (43) is T-shaped, and the lower part of the main body (1) is connected with T-shaped clamping screw (18), the clamping screw (18) are slidably connected with sliding slot (43), the clamping screw (18) spiral shell Line is connected with locking nut (19), and the clamping screw (18) is connect by locking nut (19) with main body (1), can pass through lock Tight nut (19) comes locking sliding block (42).