CN208592403U - For fixing the fixture of machining high-precision deep-hole boring cutter - Google Patents

Abstract

It is the utility model relates to boring cutter clamp, in particular to a kind of for fixing the fixture of machining high-precision deep-hole boring cutter, include: pedestal, the knife bar for support boring cutter；Upper cover is detachably connected with the base, for the knife bar to be pressed in the pedestal after being detachably connected with the base.Due to including the pedestal for the knife bar of support boring cutter, upper cover, and the upper cover is detachably connected with pedestal, and knife bar is pressed on pedestal after being detachably connected with pedestal, the program is compared with prior art, since knife bar is pressed on pedestal by upper cover, therefore compared with the prior art in be fixedly connected with clip with the side wall of pedestal so that knife bar to be fixed on for the scheme on pedestal, it can avoid knife bar to swing in pedestal, so as to fix knife bar stronger, it is handled since boring cutter can be held firmly clamped, and then the precision of boring cutter institute deep hole processing can be improved.

Description

For fixing the fixture of machining high-precision deep-hole boring cutter

Technical field

It is the utility model relates to boring cutter clamp, in particular to a kind of for fixing the fixture of machining high-precision deep-hole boring cutter.

Background technique

Boring cutter is generally used for hole machined, reaming, profiling etc. as a kind of aperture knife tool, when boring cutter is high-precision for processing When spending deep hole, in the prior art, generally boring cutter can be fixed in the following way, for example, first in the side wall of pedestal On open up a mounting hole in advance, the knife bar of clip banding boring cutter is then utilized, by the mounting hole of knife bar inserted base, then benefit Clip is fixed on the side wall of pedestal with screw, at least there are the following problems in the prior art for inventor's discovery: due to boring cutter It being fixed on the base only by clip, the strength fixed is smaller, and since knife bar needs to be inserted into mounting hole, in order to The assembly and disassembly for facilitating knife bar, are generally gap-matched between mounting hole and knife bar, therefore when boring cutter is in deep hole processing, knife bar meeting It is swung in mounting hole using the fixed point of clip as fulcrum, so that boring cutter can not be securely fixed, boring cutter is caused to exist It when deep hole processing, is shaken in the deep hole processed, and then the precision of boring cutter institute deep hole processing can be reduced.

Utility model content

The purpose of this utility model is to provide a kind of for fixing the fixture of machining high-precision deep-hole boring cutter, so that boring cutter It can be held firmly clamped and handle, to improve the precision of boring cutter institute deep hole processing.

In order to solve the above technical problems, the embodiments of the present invention provides one kind for fixing machining high-precision depth The fixture of hole boring cutter includes:

Pedestal, the knife bar for support boring cutter；

Upper cover is detachably connected with the base, for compressing the knife bar after being detachably connected with the base In on the pedestal.

The utility model embodiment in terms of existing technologies, due to including the bottom for the knife bar of support boring cutter Seat, upper cover, and the upper cover is detachably connected with pedestal, and knife bar is pressed on pedestal after being detachably connected with pedestal, I.e. in assembly, the knife bar of boring cutter can be placed on pedestal, then upper cover is pressed on knife bar, and be detachably connected with pedestal, So that knife bar is pressed on pedestal securely, the program compared with prior art, since knife bar is pressed on pedestal by upper cover, Therefore compared with the prior art in be fixedly connected with clip with the side wall of pedestal knife bar is fixed on to scheme on pedestal For, it can avoid knife bar and swung on pedestal using the tie point of clip and pedestal as fulcrum, so as to fix more knife bar Add securely, and then the precision of boring cutter institute deep hole processing can be improved.

In addition, opening up the first groove for placing the knife bar on the pedestal, the second groove is opened up on the upper lid；

Wherein, first groove is used for after the upper cover is connect with the pedestal, is pieced together with second groove First holding holes, the knife bar have part to be located in first holding holes, and first holding holes and the knife bar interference Cooperation.

Due to offering the first groove on pedestal, the second groove is offered on upper lid, it is recessed by the first groove and second Slot can position knife bar, prevent knife bar from moving on pedestal in process, simultaneously because the first groove and second Groove can piece together the first holding holes, and first holding holes and knife bar are interference fitted, so as to which knife bar is further It is securely fixed on pedestal, makes an exception, due to being detachably connected between upper cover and pedestal, even if the first holding holes and knife bar Between for interference fit, only upper cover need to be disassembled from pedestal and knife bar can be taken off from pedestal, to can be improved The ease of use of fixture.

In addition, the fixture further include: the first locating piece being set in first holding holes, first locating piece It is fixedly connected with the upper cover or the pedestal, first locating piece is used for the axis direction around the knife bar to the knife bar It is positioned.

Due to being additionally provided with the first locating piece in the first holding holes, which is used for the axis direction around knife bar to knife bar It is positioned, knife bar is thus prevented to rotate in the first holding holes, so as to which boring cutter is further securely fixed in fixture It is interior.

In addition, opening up locating slot on the part that the knife bar is located in first holding holes；

Wherein, first locating piece is used for when the knife bar is located in first holding holes, is inserted into the positioning In slot.

In addition, the pedestal includes: base body, first adapter, the base body is for first turn described in support Fitting, and first groove is opened up in the first adapter；

The upper cover includes: upper cover ontology, the second adapter for being detachably connected with the base body, and described Second groove is opened up on second adapter；

Wherein, the first adapter is used for after the upper cover ontology is connect with the base body, with described second Adapter pieces together the retaining sleeve with first holding holes, after the upper cover ontology is used to connect with the base body, The second holding holes for placing the retaining sleeve are formed with the base body, the retaining sleeve is matched with the second holding holes interference It closes.

Since pedestal includes: base body and first adapter, upper cover includes: upper cover ontology and the second adapter, also, After base body and upper cover ontology are detachably connected, first adapter and the second adapter can be pieced together with the first clamping The retaining sleeve in hole, also, after upper cover ontology is connect with base body, it is formed between base body and places the second of retaining sleeve Holding holes, and being interference fitted between retaining sleeve and the second holding holes, therefore when knife bar is smaller, can be used first adapter and Second adapter clamps knife bar, then retaining sleeve is put into the second holding holes together with knife bar, using upper cover by retaining sleeve It is pressed on pedestal with knife bar, so that fixture can adapt to the boring cutter of different clamping different-diameters, and then fixture can be improved Versatility.

In addition, the third groove for placing the first adapter is offered on the base body, the upper cover sheet Open up the 4th groove for placing second adapter on body, the third groove be used for the upper cover ontology with it is described After base body connection, second holding holes are pieced together with the 4th groove.

Further, the first flange is respectively set along the both ends of the length direction of the third groove in the first adapter Portion, two first flange parts are used to be respectively held against two of the base body along the hole depth direction of second holding holes Side wall.

Since the first flange part is used for after first adapter is placed in third groove, respectively with base body along third The two side walls that groove length direction is oppositely arranged mutually support, so as to prevent first adapter in third groove, edge The length direction of third groove slides.

In addition, the pedestal further include: the second locating piece, second locating piece are set in the third groove, and It is fixedly connected with the base body, for being positioned around the axis direction of the third groove to the first adapter.

Since the second locating piece is used to position first adapter around the axis direction of third groove, thus prevent First adapter rotates in third groove.

In addition, the second flange part is respectively set along the both ends of the length direction of the 4th groove in second adapter, Two second flange parts are used to be respectively held against two sides of the upper cover ontology along the hole depth direction of second holding holes Wall.

Since the second flange part is used for after the second adapter is placed in the 4th groove, respectively with upper cover ontology along the 4th The two side walls that groove length direction is oppositely arranged mutually support, so as to prevent the second adapter in the 4th groove, edge The length direction of 4th groove slides.

In addition, the upper cover further include: third locating piece, the third locating piece are set in the 4th groove, and It is fixedly connected with the upper cover ontology, for being positioned around the axis direction of the 4th groove to second adapter.

Since third locating piece is used to position the second adapter around the axis direction of the 4th groove, thus prevent Second adapter rotates in the 4th groove.

Detailed description of the invention

Fig. 1 is that the structure of the fixture in the utility model first embodiment for fixing machining high-precision deep-hole boring cutter is shown It is intended to；

Fig. 2 is the structural schematic diagram of pedestal in the utility model first embodiment；

Fig. 3 is the structural schematic diagram of upper cover in the utility model first embodiment；

Fig. 4 is base body and the structural schematic diagram after the assembly of upper cover ontology in the utility model first embodiment；

The structural schematic diagram of base body in Fig. 5 the utility model first embodiment；

Fig. 6 is the structural schematic diagram of upper cover ontology in the utility model first embodiment；

Fig. 7 be in the utility model first embodiment first adapter and the first flange part assembly after and the second adapter With the structural schematic diagram stitched and fastened after the assembly of the second flange part；

Fig. 8 is first adapter and the structural representation after the assembly of the first flange part in the utility model first embodiment Figure；

Fig. 9 be in the utility model first embodiment the second adapter and the second flange part assembly after structural representation Figure.

Specific embodiment

It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer Each embodiment of type is explained in detail.However, it will be understood by those skilled in the art that each in the utility model In embodiment, in order to make the reader understand this application better, many technical details are proposed.But even if without these skills The required guarantor of each claim of the application also may be implemented in art details and various changes and modifications based on the following respective embodiments The technical solution of shield.

The first embodiment of the utility model is related to a kind of for fixing the fixture of machining high-precision deep-hole boring cutter, such as figure Shown in 1, which includes: pedestal 1, upper cover 2, wherein pedestal 1 is used for the knife bar of support boring cutter, and upper cover 2 and pedestal 1 are detachable Connection, and for being that knife bar is pressed in pedestal 1 after pedestal 1 is detachably connected.

The utility model embodiment in terms of existing technologies, due to including the bottom for the knife bar of support boring cutter Seat 1, upper cover 2, and the upper cover 2 is detachably connected with pedestal 1, and is after pedestal 1 is detachably connected knife bar being pressed in bottom On seat 1, i.e., in assembly, the knife bar of boring cutter can be placed on pedestal 1, then upper cover 2 is pressed on knife bar, and can with pedestal 1 Dismantling connection, so that knife bar is pressed in securely on pedestal 1, the program compared with prior art, since upper cover 2 is by knife bar pressure Tightly on pedestal 1, thus compared with the prior art in be fixedly connected with clip with the side wall of pedestal 1 knife bar is fixed on For scheme on pedestal 1, it can avoid knife bar and swung in pedestal using the tie point of clip and pedestal 1 as fulcrum, so as to Knife bar is fixed stronger, is handled since boring cutter can be held firmly clamped, and then the essence of boring cutter institute deep hole processing can be improved Degree.

Specifically, it as shown in Figure 1-3, in order to be positioned to knife bar, offers on pedestal 1 for placing knife bar First groove 1-1 offers the second groove 2-1 in upper cover 2, while in order to be detachably connected upper cover 2 and pedestal 1, such as schemes It shown in 3, is opened up in upper cover 2 there are six through-hole 2-2, six through-hole 2-2 are symmetrical respectively in the second two sides groove 2-1 two-by-two, together When, it is corresponding, as shown in figure 4, also opened up on pedestal 1 there are six threaded hole 1-2, six threaded hole 1-2 on pedestal 1 with Six through-hole 2-2 in upper cover 2 are corresponded, while fixture further includes six screws 3, and screw 3 is used to be inserted into any one After in through-hole 2-2, twist in threaded hole 1-2 corresponding with through-hole 2-2, it is after being threadedly coupled with pedestal 1, upper cover 2 is detachable Ground is connected on pedestal 1.

In a practical situation, after knife bar is placed in the first groove 1-1, upper cover 2 can be placed on pedestal 1, so that First groove 1-1 and the second groove 2-1 pieces together first holding holes 4 of a clamping knife bar, and the aperture of first holding holes 4 is omited Less than the diameter of knife bar, then upper cover 2 is fixed on pedestal 1 using six screws 3, so that the first holding holes 4 and knife bar mistake It is full of cooperation, so that knife bar is securely fixed in the first holding holes 4.

In addition, as shown in Figure 1,3, the fixture further include: the first locating piece in the first holding holes 4 is set, this first Locating piece is fixedly connected with upper cover 2 or pedestal, which is used to position knife bar around the axis direction of knife bar, is had Body says that in the present embodiment, which is the first convex ribs 5 being arranged in upper cover 2, meanwhile, it is located in knife bar Locating slot (not indicating in figure) is also provided on part in first holding holes 4, when knife bar is placed in the first groove 1-1, and When upper cover 2 is placed on pedestal 1, that is, when knife bar is located in the first holding holes 4, the first convex ribs 5 are inserted into locating slot, thus It can prevent knife bar from rotating in the first holding holes 4 by the first convex ribs 5.

Simultaneously, it should be noted that in a practical situation, the first locating piece can also be provided on pedestal 1.

In addition, in order to enable the fixture in present embodiment to be adapted to the knife bar of different-diameter, in the present embodiment, such as Shown in Fig. 2, pedestal 1 includes: base body 1-3, first adapter 1-4, and base body 1-3 is used for support first adapter 1-4, and the first groove 1-1 described above is offered on first adapter 1-4, meanwhile, the first above-mentioned convex ribs 5 are fixed On first adapter 1-4, meanwhile, as shown in figure 3, upper cover 2 includes: upper cover ontology 2-3, the second adapter 2-4, the second switching Part 2-4 is placed in upper cover ontology 2-3, wherein upper cover ontology 2-3 is detachably connected with base body 1-3, i.e. six through-hole 2- 2 are provided on upper cover ontology 2-3, and six threaded hole 1-2 are provided on base body 1-3, when upper cover ontology 2-3 and base body After 1-3 connection, as shown in fig. 7, first adapter 1-4 and the second adapter 2-4 piece together the folder with above-mentioned first holding holes 4 Set is held, meanwhile, as shown in figure 5, being also provided with the third groove 1- for placing first adapter 1-4 on base body 1-3 3-1, as shown in fig. 6, opening up the 4th groove 2-3-1 for placing the second adapter 2-4 on upper cover ontology 2-3, wherein such as Shown in Fig. 4, after upper cover ontology 2-3 is connect with base body 1-3, third groove 1-3-1 and the 4th groove 2-3-1 are pieced together For placing the second holding holes 7 of retaining sleeve, and the second holding holes 7 are interference fitted with retaining sleeve.

Specifically, as shown in Figs. 7-9, first adapter 1-4 and the second adapter 2-4 is a semicircle groove bar, It in a practical situation, can be by increasing in the second holding holes 7 when internal diameter of the outer diameter of boring bar less than the second holding holes 7 If the method for retaining sleeve enables fixture to clamp the knife bar of different-diameter, that is to say, that in a practical situation, according to not With the various outer diameter of knife bar, it can be equipped with the retaining sleeve of multiple and different internal diameters, but the outer diameter of each retaining sleeve is all the same, with the second clamping Hole 7 is interference fitted, and when needing to clamp the lesser boring cutter of outer diameter, the lesser retaining sleeve of internal diameter can be selected, when needing to clamp outer diameter When biggish boring cutter, the biggish retaining sleeve of internal diameter can be selected, so that the versatility of fixture can be improved.

In addition, first adapter 1-4 is in third groove 1-3-1 along the length direction of third groove 1-3-1 in order to prevent It is mobile, in the present embodiment, as shown in figure 8, first adapter 1-4 is along the both ends of the length direction of third groove 1-3-1 point It is not provided with the first flange part 8, after first adapter 1-4 is placed in third groove 1-3-1, two the first flange parts 8 are used The two side walls of base body 1-3 are respectively held against in the hole depth direction along the second holding holes 7.

In addition, as shown in Figure 4,5, pedestal 1 further include: the second locating piece, second locating piece are arranged in third groove 1- In 3-1, and be fixedly connected with base body 1-3, for the axis direction around third groove 1-3-1 to first adapter 1-4 into Row positioning, specifically, as shown in figure 8, offering a locating slot 1-4-1 on the outer surface of first adapter 1-4, together When, as shown in figure 4, second locating piece is the second convex ribs 1-5 being fixed on base body 1-3, when first adapter 1-4 is put After setting in third groove 1-3-1, the second convex ribs 1-5 is inserted into locating slot 1-4-1, and first adapter 1-4 is thus prevented to exist Rotation in third groove 1-3-1.

In addition, as shown in figure 9, the second adapter 2-4 is in the 4th groove 2-3-1 along the 4th groove 2-3-1 in order to prevent Length direction it is mobile, in the present embodiment, as shown in figure 9, the second adapter 2-4 is along the length side of the 4th groove 2-3-1 To both ends be respectively arranged with the second flange part 9, after the second adapter 2-4 is placed in the 4th groove 2-3-1, two second Flange part 9 is used to be respectively held against the two side walls of upper cover ontology 2-3 along the hole depth direction of the second holding holes 7.

In addition, as shown in Fig. 4,6, pedestal 1 further include: third locating piece, the third locating piece are arranged in the 4th groove 2- In 3-1, and be fixedly connected with upper cover ontology 2-3, for the axis direction around the 4th groove 2-3-1 to the second adapter 2-4 into Row positioning, specifically, as shown in figure 9, offering a locating slot 2-4-1 on the outer surface of the second adapter 2-4, together When, as shown in fig. 6, second locating piece is the third convex ribs 2-5 being fixed on upper cover ontology 2-3, when the second adapter 2-4 is put After setting in the 4th groove 2-3-1, third convex ribs 2-5 is inserted into locating slot 2-4-1, and the second adapter 2-4 is thus prevented to exist Rotation in 4th groove 2-3-1.

In addition, it is necessary to which, it is emphasized that in a practical situation, the shapes and sizes of the first convex ribs 5 and third convex ribs 2-5 can be set It counts into likewise, the locating slot on locating slot and first adapter 1-4 on the knife bar of adaptability may be designed as likewise, same When, locating slot identical with the locating slot on the second adapter 2-4 can be also equipped on knife bar, so that base body 1-3 It can be without when adding retaining sleeve, directly fixing knife bar, and then the versatility of raising fixture between upper cover ontology 2-3.

It will be understood by those skilled in the art that the respective embodiments described above are to realize the specific implementation of the utility model Example, and in practical applications, can to it, various changes can be made in the form and details, without departing from the spirit of the utility model And range.

Claims (9)

1. a kind of for fixing the fixture of machining high-precision deep-hole boring cutter characterized by comprising

Pedestal, the knife bar for support boring cutter；

Upper cover is detachably connected with the base, for the knife bar to be pressed in institute after being detachably connected with the base It states on pedestal；

The first groove for placing the knife bar is opened up on the pedestal, opens up the second groove on the upper lid；

Wherein, first groove is used for after the upper cover is connect with the pedestal, pieces together first with second groove Holding holes, the knife bar have part to be located in first holding holes, and first holding holes and the knife bar are interference fitted.

2. according to claim 1 for fixing the fixture of machining high-precision deep-hole boring cutter, which is characterized in that the fixture Further include: the first locating piece being set in first holding holes, first locating piece and the upper cover or the pedestal It is fixedly connected, first locating piece is used to position the knife bar around the axis direction of the knife bar.

3. according to claim 2 for fixing the fixture of machining high-precision deep-hole boring cutter, which is characterized in that the knife bar Locating slot is opened up on the part in first holding holes；

Wherein, first locating piece is used for when the knife bar is located in first holding holes, is inserted into the locating slot.

4. according to claim 1 for fixing the fixture of machining high-precision deep-hole boring cutter, which is characterized in that the pedestal It include: base body, first adapter, the base body is used for first adapter described in support, and the first adapter On open up first groove；

The upper cover includes: upper cover ontology, the second adapter for being detachably connected with the base body, and described second Second groove is opened up on adapter；

Wherein, the first adapter is used for after the upper cover ontology is connect with the base body, with second switching Part pieces together the retaining sleeve with first holding holes, after the upper cover ontology is used to connect with the base body, with institute It states base body and forms the second holding holes for placing the retaining sleeve, the retaining sleeve and second holding holes are interference fitted.

5. according to claim 4 for fixing the fixture of machining high-precision deep-hole boring cutter, which is characterized in that the pedestal The third groove for placing the first adapter is offered on ontology, is opened up on the upper cover ontology for placing described 4th groove of two adapters, the third groove is used for after the upper cover ontology is connect with the base body, and described 4th groove pieces together second holding holes.

6. according to claim 5 for fixing the fixture of machining high-precision deep-hole boring cutter, which is characterized in that described first The first flange part is respectively set along the both ends of the length direction of the third groove in adapter, and two first flange parts are used for The two side walls of the base body are respectively held against along the hole depth direction of second holding holes.

7. according to claim 5 for fixing the fixture of machining high-precision deep-hole boring cutter, which is characterized in that the pedestal Further include: the second locating piece, second locating piece are set in the third groove, and are fixed and connected with the base body It connects, for being positioned around the axis direction of the third groove to the first adapter.

8. according to claim 5 for fixing the fixture of machining high-precision deep-hole boring cutter, which is characterized in that described second The second flange part is respectively set along the both ends of the length direction of the 4th groove in adapter, and two second flange parts are used for The two side walls of the upper cover ontology are respectively held against along the hole depth direction of second holding holes.

9. according to claim 5 for fixing the fixture of machining high-precision deep-hole boring cutter, which is characterized in that the upper cover Further include: third locating piece, the third locating piece are set in the 4th groove, and are fixed and connected with the upper cover ontology It connects, for being positioned around the axis direction of the 4th groove to second adapter.