CN107932302A

CN107932302A - Inner wall of metal pipe burnishing device

Info

Publication number: CN107932302A
Application number: CN201711105205.6A
Authority: CN
Inventors: 李林
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-11-10
Filing date: 2017-11-10
Publication date: 2018-04-20

Abstract

The invention discloses inner wall of metal pipe burnishing device, including honing body and multiple cushion blocks, multiple transitional pores are offered in the both sides of honing body, the side of cushion block is fixed with adjustment pin, fixed seat is installed in the opposite side of cushion block, opens up fluted in fixed seat, blind hole is respectively equipped with the two side of groove, the horizontal part main body of oilstone is placed in groove and the both ends of its horizontal part are placed in blind hole, and rubber strip is provided between blind hole and oilstone horizontal part；Honing body interior is slided and is provided with adjusting rod, offered on the movable end of adjustment pin with the matched inclined plane of projection, be provided with smooth disc and circular conical surface in projection, and the junction of smooth disc and circular conical surface is provided with transition disc.The present invention is by rubber strip deformation in the process of running or replys deformation to slow down the mutual impact between oilstone and fixed seat, to prevent the relative displacement between fixed seat and oilstone, ensures the synchronism of both operations, reaching prevents oilstone from damaging purpose.

Description

Inner wall of metal pipe burnishing device

Technical field

The present invention relates to a kind of honing machine, in particular to inner wall of metal pipe burnishing device.

Background technology

Honing process is a kind of cutting technology with extensive future, it is not only a kind of to improve surface roughness Processing method, and as can remove fast and reliablely must surplus, improve work piece inner surface precision half finishing of one kind Work and the process of finishing.Special condition is not required with regard to part can be made to obtain accurate size, geometric accuracy, army in honing In the manufacturing industry such as work and engineering machinery.

Honing process belongs to finished machined, can obtain the machining accuracy than general machining higher, its main feature is that making The bonded abrasive tool oilstone made of high-quality particulate abrasive, particulate can ensure high-caliber machining accuracy, it is desirable to abrasive grain, Die hardness and tissue keep good uniformity, it is desirable to and die size shape keeps higher accuracy, and in order to realize Each cutting edge does small cutting and efficient cutting, it is desirable to which grinding tool and workpiece have larger contact area, therefore finished machined It is required that there are good cooling, cooling and chip removal condition.

But in existing vertical honing machine, honing head is when the roughness of work piece inner surface is reduced to minimum level, the top gem of a girdle-pendant Contact area between oilstone and workpiece inner wall on bistrique reduces so that and there is idle running phenomenon in multiple oilstones on honing head, Before spacing between adjusting and workpiece inner wall, oilstone loses work piece inner surface upper process thing suddenly during running at high speed Obstruction dynamics so that the rotating speed of oilstone improves suddenly so that the appearance that is synchronized with the movement between oilstone and honing head body Error, i.e. both generation relative displacements so that the connection fixation between oilstone and honing head is cracked, causes making for honing head With service life rapid drawdown；And during spacing between adjusting and workpiece inner wall, being directly moved radially outward oilstone can direct oilstone Job stability decline, and then influence oilstone honing efficiency.

The content of the invention

It is convenient that high accuracy, which is beaten, to be realized to workpiece inner wall it is an object of the invention to provide inner wall of metal pipe burnishing device Mill, avoids oilstone from being damaged in use, and then extends the purpose of honing head service life.

The purpose of the present invention is achieved through the following technical solutions：

Inner wall of metal pipe burnishing device, including the honing body of inner hollow and multiple cushion blocks, in the honing sheet The both sides of body offer multiple transitional pores, and the side of cushion block is fixed with adjustment pin, and adjustment pin and transitional pore clearance fit, is padding The opposite side of block is provided with fixed seat, opens up fluted in fixed seat, blind hole is respectively equipped with the two side of groove, section is The horizontal part main body of the oilstone of T-shaped is placed in groove and the both ends of its horizontal part are placed in blind hole, the vertical portion of oilstone and groove Between leave gap, be provided with rubber strip between the blind hole and oilstone horizontal part；The honing body interior, which is slided, to be set There is adjusting rod, multiple projections are installed on the adjusting rod, and offered on the movable end of adjustment pin matched with projection Inclined plane, is provided with smooth disc and circular conical surface in the projection, and is provided with the junction of smooth disc and circular conical surface Cross disc.The present invention is directed to deficiency of the prior art, and certain improvement is made to existing honing head, to solve in workpiece The roughness on surface ensures that the operating status between oilstone and base keeps stablizing after disappearing, prevent that opposite position occurs between the two Move, to realize the purpose for extending service using life；During present invention work, oilstone is placed in workpiece, while drive honing sheet Body is to realize that oilstone starts the honing process to workpiece inner wall, when the roughness of workpiece inner wall is reduced to processing criterion, this When oilstone and workpiece inner wall between spacing increase, that is, start adjusting rod of the driving in the middle part of the honing body, adjusting rod moves down Until the circular conical surface of projection directly cooperates with the inclined plane on adjustment pin movable end so that footpath of the adjustment pin along honing body To being displaced outwardly, realize the gap between oilstone and workpiece inner wall, finally realize the fine honing of workpiece inner wall；

Wherein, fixed block is installed on cushion block, when installation, directly moves down the bottom of oilstone along the groove on fixed block, and The cross section of oilstone is T-shaped, i.e. the horizontal end of oilstone is moved along the blind hole of groove inner wall, and the vertical end of oilstone is then in groove Middle part movement, ensure stability of the oilstone when rotating, before the roughness of the inner wall of workpiece disappears and adjusting rod moves down, oil Stone can continue to run at high speed because of the disappearance of running resistance under the action of inertia, and match somebody with somebody between fixed seat and oilstone for clamping Close so that the speed of service outline of fixed block is less than the speed of service of oilstone, therefore certain opposite position occurs between the two Move, the present invention is provided with rubber strip between oilstone horizontal ends and blind hole, by rubber strip deformation in the process of running or returns Complex deformation and then slow down the mutual impact between oilstone and fixed seat, to prevent the relative displacement between fixed seat and oilstone, protect The synchronism of both operations of card, the purpose for be finally reached and prevent oilstone damage, improving oilstone service life；And in oilstone and work When spacing between part inner wall increases, adjusting rod moves down so that inclined plane of the circular conical surface directly with adjustment pin at projection ends Contact, and the opposite direction that the outside diameter of circular conical surface is moved down along adjusting rod is incremented by, so that cushion block and oilstone start along adjusting rod Radial direction is displaced outwardly, that is, starts zooming out the spacing between oilstone and work piece inner surface；When the inwall processing of workpiece does not reach also During to processing criterion, when the spacing between workpiece inner wall and oilstone increases again, adjusting rod continues to move to, and adjustment pin movable end Inclined plane continue to do relative motion with circular conical surface, until inclined plane slips over circular conical surface and is contacted with smooth disc, but inclined plane When being transitioned into smooth disc by circular conical surface, adjustment pin, which occurs, significantly rocks, and then causes the rotation of oilstone to be beated, and holds Easily the inner wall of workpiece is caused to damage, and the present invention is then equipped with transition disc between circular conical surface and smooth disc, reduces and adjusts The pause and transition in rhythm or melody sense that section pin occurs when being moved to smooth disc by circular conical surface, realizes the smooth transition of adjustment pin, and then improves oilstone Honing efficiency.

Further, adjustment hole is offered in the both sides of the honing body, and screw thread connects on the outer wall of honing body Adjusting nut is connected to, pin is fixed with adjusting nut, pin is connected through adjustment hole with adjusting rod.In the radiai adjustment of oilstone During, the adjusting nut being threadedly attached on honing body can realize the fine setting of adjusting rod, prevent projection and adjustment pin There is abrupt change during cooperation and cause the fluctuation of service of oilstone, adjustment hole is opened up on honing body, adjusting nut passes through Pin is connected through adjustment hole with adjusting rod, therefore only need to be that moving up and down for adjusting rod can be achieved rotating adjusting nut.

Further, the spring being fixed on honing body is further included, and the spring is located at adjusting nut bottom.Adjusting During the moving up and down of pole, the rotation of adjusting nut is unsuitable too fast, sets spring in the bottom of adjusting nut, can not only prevent Only the decline of adjusting nut or the rate of climb are too fast and influence the operational efficiency of oilstone, moreover it is possible to move to adjustment hole most in pin Elimination is rocked by what honing body was produced by rotation during lower end, further improves the honing efficiency of oilstone.

Further, the cross section of the rubber strip is circular or oval.Preferably, the present invention sets rubber strip Circular or ellipse is set to, can be ensured when rubber strip is squeezed and deforms upon, has in blind hole and enough holds rubber The space that bar deforms upon, reduces impact force when relative motion is produced between fixed seat and oilstone, ensures oil to the full extent The service life of stone.

Further, on the smooth disc radially multiple rows of ball is provided with along adjusting rod.Moved past under adjusting rod Cheng Zhong, projection can directly produce larger friction with honing inner body wall, and multiple rows of ball is provided with smooth disc, directly Sliding friction between smooth disc and honing body is changed into rolling friction, and then reduces both abrasions, improves device Service life.

Compared with prior art, the present invention have the following advantages and advantages：

1st, the present invention is provided with rubber strip between oilstone horizontal ends and blind hole, passes through the shape of rubber strip in the process of running Become or reply deformation and then slow down the mutual impact between oilstone and fixed seat, to prevent the opposite position between fixed seat and oilstone Move, ensure the synchronism of both operations, the purpose for be finally reached and prevent oilstone damage, improving oilstone service life；

2nd, the present invention sets spring in the bottom of adjusting nut, can not only prevent decline or the rate of climb of adjusting nut Operational efficiency that is too fast and influencing oilstone, moreover it is possible to produce honing body because of rotation when pin moves to the bottom of adjustment hole The honing efficiency rocked elimination, further improve oilstone；

3rd, the present invention by rubber strip be provided in round or ellipse, can ensure to be squeezed in rubber strip to deform upon When, there are enough spaces for holding rubber strip and deforming upon in blind hole, reduce produced between fixed seat and oilstone to the full extent Impact force during relative motion, ensures the service life of oilstone.

Brief description of the drawings

Attached drawing described herein is used for providing further understanding the embodiment of the present invention, forms one of the application Point, do not form the restriction to the embodiment of the present invention.In the accompanying drawings：

Fig. 1 is schematic structural view of the invention；

Fig. 2 is the installation diagram of fixed seat and oilstone；

Fig. 3 is the enlarged drawing at A in Fig. 1；

Mark and corresponding parts title in attached drawing：

1- honings body, 2- adjusting nuts, 3- springs, 4- cushion blocks, 5- fixed seats, 6- workpiece, 7- adjusting rods, 8- are adjusted Hole, 9- pins, 10- adjustment pins, 11- oilstones, 12- grooves, 13- rubber strips, 14- gaps, 15- balls, the smooth discs of 16-, 17- Transition disc, 18- circular conical surfaces, 19- projections.

Embodiment

For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment and attached drawing, to this Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make For limitation of the invention.

Embodiment 1

As shown in FIG. 1 to 3, the present embodiment includes the honing body 1 and multiple cushion blocks 4 of inner hollow, in the top gem of a girdle-pendant The both sides of mill body 1 offer multiple transitional pores, and the side of cushion block 4 is fixed with adjustment pin 10, and between adjustment pin 10 and transitional pore Gap 14 coordinates, and is provided with fixed seat 5 in the opposite side of cushion block 4, fluted 12 is opened up in fixed seat 5, in the two side of groove 12 On be respectively equipped with blind hole, section is placed in for the horizontal part main body of the oilstone 11 of T-shaped in groove 12 and the both ends of its horizontal part are placed in In blind hole, gap 14 is left between the vertical portion of oilstone 11 and groove 12, is set between 11 horizontal part of the blind hole and oilstone There is rubber strip 13；1 internal slide of honing body is provided with adjusting rod 7, and multiple projections are provided with the adjusting rod 7 19, and offered on the movable end of adjustment pin 10 with 19 matched inclined plane of projection, be provided with smooth circle in the projection 19 Face 16 and circular conical surface 18, and the junction of smooth disc 16 and circular conical surface 18 is provided with transition disc 17；In the honing sheet The both sides of body 1 offer adjustment hole 8, and adjusting nut 2 is threaded with the outer wall of honing body 1, solid on adjusting nut 2 Surely there is pin 9, pin 9 is connected through adjustment hole 8 with adjusting rod 7；The spring 3 being fixed on honing body 1 is further included, and it is described Spring 3 is located at 2 bottom of adjusting nut.

The present invention is directed to deficiency of the prior art, and certain improvement is made to existing honing head, to solve in workpiece 6 The roughness of inner surface ensures that the operating status between oilstone 11 and base keeps stablizing after disappearing, prevent that phase occurs between the two To displacement, to realize the purpose for extending service using life；During present invention work, oilstone 11 is placed in workpiece 6, is driven at the same time Honing body 1 is added with realizing that oilstone 11 starts the honing process to 6 inner wall of workpiece when the roughness of 6 inner wall of workpiece is reduced to During work standard, the spacing increase between 6 inner wall of oilstone 11 and workpiece, that is, start tune of the driving positioned at the middle part of honing body 1 at this time Pole 7, adjusting rod 7 move down until projection 19 circular conical surface 18 directly with 10 movable end of adjustment pin inclined plane cooperate, So that being moved radially outward along honing body 1 of adjustment pin 10, realizes the gap 14 between 6 inner wall of oilstone 11 and workpiece, finally Realize the fine honing of 6 inner wall of workpiece；Wherein, fixed block is installed, directly by the bottom of oilstone 11 along solid during installation on cushion block 4 The groove 12 determined on block moves down, and the cross section of oilstone 11 is T-shaped, i.e. blind hole of the horizontal end of oilstone 11 along 12 inner wall of groove It is mobile, and the vertical end of oilstone 11 then moves at the middle part of groove 12, ensures stability of the oilstone 11 when rotating, when workpiece 6 The roughness of inner wall disappear and before adjusting rod 7 moves down, oilstone 11 can because the disappearance of running resistance and under the action of inertia Continue to run at high speed, and be clamping engagement between fixed seat 5 and oilstone 11 so that the speed of service outline of fixed block is less than oilstone 11 speed of service, therefore certain relative displacement occurs between the two, the present invention is between 11 horizontal ends of oilstone and blind hole Rubber strip 13 is installed, by rubber strip 13 deformation in the process of running or deformation is replied and slows down oilstone 11 and fixed seat Mutual impact between 5, to prevent the relative displacement between fixed seat 5 and oilstone 11, ensures the synchronism of both operations, finally Achieve the purpose that to prevent oilstone 11 from damaging, improve 11 service life of oilstone.

Wherein, during the radiai adjustment of oilstone 11, the adjusting nut 2 being threadedly attached on honing body 1 can Realize the fine setting of adjusting rod 7, occur abrupt change when preventing projection 19 from coordinating with adjustment pin 10 and cause the operation of oilstone 11 not Stablize, adjustment hole 8 is opened up on honing body 1, adjusting nut 2 is connected by pin 9 through adjustment hole 8 with adjusting rod 7, therefore Only need to be that moving up and down for adjusting rod 7 can be achieved rotating adjusting nut 2.During the moving up and down of adjusting rod 7, spiral shell is adjusted The rotation of mother 2 is unsuitable too fast, and spring 3 is set in the bottom of adjusting nut 2, can not only prevent adjusting nut 2 decline or on Lifting speed is too fast and influences the operational efficiency of oilstone 11, moreover it is possible to when pin 9 moves to the bottom of adjustment hole 8 by honing body 1 What is produced by rotation rocks elimination, further improves the honing efficiency of oilstone 11；And between 6 inner wall of oilstone 11 and workpiece Spacing increase when, adjusting rod 7 moves down so that inclined plane of the circular conical surface 18 of 19 end of projection directly with adjustment pin 10 connects Touch, and the opposite direction that the outside diameter of circular conical surface 18 is moved down along adjusting rod 7 is incremented by, so that cushion block 4 and oilstone 11 start along tune 7 radial direction of pole is displaced outwardly, that is, starts zooming out the spacing between 6 inner surface of oilstone 11 and workpiece；When the inner wall top gem of a girdle-pendant of workpiece 6 When mill is also not up to processing criterion, when the spacing between 6 inner wall of workpiece and oilstone 11 increases again, adjusting rod 7 continues to move to, and The inclined plane of 10 movable end of adjustment pin continues to do relative motion with circular conical surface 18, until inclined plane slips over circular conical surface 18 and smooth circle Face 16 contacts, but when inclined plane is transitioned into smooth disc 16 by circular conical surface 18, adjustment pin 10, which occurs, significantly rocks, and then Cause the rotation of oilstone 11 to be beated, easily the inner wall of workpiece 6 caused to damage, and the present invention then circular conical surface 18 with it is smooth Transition disc 17 is equipped between disc 16, reduces the pause and transition in rhythm or melody occurred when adjustment pin 10 is moved to smooth disc 16 by circular conical surface 18 Sense, realizes the smooth transition of adjustment pin 10, and then improves the honing efficiency of oilstone 11.

Preferably, the present invention by rubber strip 13 be provided in round or ellipse, can ensure to be subject in rubber strip 13 When extruding deforms upon, there are enough spaces for holding rubber strip 13 and deforming upon in blind hole, reduce fixed seat 5 to the full extent Impact force during relative motion is produced between oilstone 11, ensures the service life of oilstone 11.In the folding process of adjusting rod 7 In, projection 19 can directly produce larger friction with 1 inner wall of honing body, and be provided with multiple rows of ball on smooth disc 16 15, the sliding friction between smooth disc 16 and honing body 1 is directly changed into rolling friction, and then reduce both abrasions, Improve the service life of device.

Above-described embodiment, has carried out the purpose of the present invention, technical solution and beneficial effect further Describe in detail, it should be understood that the foregoing is merely the embodiment of the present invention, be not intended to limit the present invention Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution, improvement and etc. done, should all include Within protection scope of the present invention.

Claims

1. inner wall of metal pipe burnishing device, including the honing body (1) of inner hollow and multiple cushion blocks (4), its feature exist In：Multiple transitional pores are offered in the both sides of the honing body (1), the side of cushion block (4) is fixed with adjustment pin (10), and adjusts Section pin (10) and transitional pore clearance fit, are provided with fixed seat (5) in the opposite side of cushion block (4), are offered in fixed seat (5) recessed Groove (12), is respectively equipped with blind hole on the two side of groove (12), and section is placed in recessed for the horizontal part main body of the oilstone (11) of T-shaped Groove (12) is interior and the both ends of its horizontal part are placed in blind hole, and gap is left between the vertical portion of oilstone (11) and groove (12) (14), it is provided with rubber strip (13) between the blind hole and oilstone (11) horizontal part；Honing body (1) internal slide is set Adjusting rod (7) is equipped with, multiple projections (19) are installed on the adjusting rod (7), and opened up on the movable end of adjustment pin (10) Have with projection (19) matched inclined plane, be provided with smooth disc (16) and circular conical surface (18) on the projection (19), and The junction of smooth disc (16) and circular conical surface (18) is provided with transition disc (17).

2. inner wall of metal pipe burnishing device according to claim 1, it is characterised in that：In the honing body (1) Both sides offer adjustment hole (8), and adjusting nut (2) is threaded with the outer wall of honing body (1), adjusting nut (2) On be fixed with pin (9), pin (9) is connected through adjustment hole (8) with adjusting rod (7).

3. inner wall of metal pipe burnishing device according to claim 1, it is characterised in that：Further include and be fixed on honing body (1) spring (3) on, and the spring (3) is located at adjusting nut (2) bottom.

4. the inner wall of metal pipe burnishing device according to claims 1 to 3 any one, it is characterised in that：The rubber The cross section of bar (13) is circular or ellipse.

5. the inner wall of metal pipe burnishing device according to claims 1 to 3 any one, it is characterised in that：Described flat On sliding disc (16) multiple rows of ball (15) is radially provided with along adjusting rod (7).