CN207982337U - A kind of small cutter holder of fine tuning - Google Patents

Abstract

A kind of fine tuning pocket knife folder provided by the utility model includes small toolholder bodies, blade bearing, holding screw and radiai adjustment screw rod, the blade bearing is installed on the small toolholder bodies, the blade bearing is equipped with tightening hole and gradient slot, the holding screw is by tightening hole eccentric lock in the blade bearing, the gradient slot inclination is opened in the blade bearing, the taper-face contact of the radiai adjustment screw rod is in the gradient slot, the gradient slot offers opening by wire cutting so that the blade bearing is resiliently coupled to the radiai adjustment screw rod.So that its is compact-sized, multiple it can be mounted on the same cutter, the primary right boring processing for carrying out stepped hole, and adjustment size is convenient, the hole precision of processing is high, cost high in machining efficiency, reducing cutter.

Description

A kind of small cutter holder of fine tuning

Technical field

The utility model is related to field of mechanical technique, specifically, being that one kind passes through suitable for all kinds of nonstandard customization cutters Lathe carries out the small cutter holder of fine tuning of precise boring.

Background technology

Current each model milling machine and horizontal Machining centers, it is that knife is installed on machine tool chief axis that part, which processes common method, Handle, cutter, with power source, the corresponding cutting tool of main axis.Conventional fine boring cutter is that a fine boring head is connect with a handle of a knife, Form a fine boring tool, once can only one aperture of right boring, as soon as if it is a counterbore, then needs two cutters, twice Processing could be completed, so as to cause in processing step hole cutter be costly and inefficient.

Invention content

The main purpose of the utility model is to provide a kind of small cutter holder of fine tuning, overcome the deficiencies in the prior art, structures It is compact, it multiple can be mounted on the same cutter, the primary right boring processing for carrying out stepped hole, and it is convenient, processing to adjust size Hole precision is high, cost high in machining efficiency, reducing cutter.

To achieve the above objectives, the technical solution adopted in the utility model is：A kind of fine tuning pocket knife folder include small toolholder bodies, Blade bearing, holding screw and radiai adjustment screw rod, the blade bearing are installed on the small toolholder bodies, and the blade bearing is equipped with tight Determine hole and gradient slot, by tightening hole eccentric lock in the blade bearing, the gradient slot tilts the holding screw It is opened in the blade bearing, the taper-face contact of the radiai adjustment screw rod in the gradient slot, by line cut by the gradient slot It cuts open equipped with opening so that the blade bearing is resiliently coupled to the radiai adjustment screw rod.

An embodiment according to the present utility model, the small cutter holder of fine tuning further comprise spacer pin, the small toolholder bodies Equipped with inclined-plane, the inclined-plane is set to the outside of the small toolholder bodies, and the spacer pin gradient is matched with the small toolholder bodies Inclined-plane.

An embodiment according to the present utility model, the small cutter holder of fine tuning further comprise cutter holder lock-screw and axial direction Adjusting screw forms predetermined angle between the cutter holder lock-screw and the small toolholder bodies, lock the small toolholder bodies and knife Handle, the screw axial that is adjusted axially are engaged in the spacer pin.

An embodiment according to the present utility model, the blade bearing are equipped with blade and blade lock-screw, the knife Piece is fixed in the head of the blade bearing by the blade lock-screw.

The end face of an embodiment according to the present utility model, the radiai adjustment screw rod is equipped with dial, is able to adjust ruler It is very little.

Description of the drawings

Fig. 1 is the schematic diagram of the small cutter holder of fine tuning of a preferred embodiment according to the present utility model.

Fig. 2 is the schematic diagram of the small cutter holder of fine tuning according to the present utility model.

Fig. 3 A are the assembling schematic diagrams of the small cutter holder of fine tuning according to the present utility model.

Fig. 3 B are the assembling schematic diagrams of the small cutter holder of fine tuning according to the present utility model.

Fig. 4 A are the sectional views of the small cutter holder of fine tuning according to the present utility model.

Fig. 4 B are the partial sectional views of the small cutter holder of fine tuning according to the present utility model.

Specific implementation mode

It is described below for disclosing the utility model so that those skilled in the art can realize the utility model.It retouches below Preferred embodiment in stating is only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.

It is a kind of small cutter holder 1 of fine tuning shown in B as shown in Figure 1 to Figure 4, the small cutter holder 1 of fine tuning includes small toolholder bodies 10, blade Seat 20, holding screw 30 and radiai adjustment screw rod 40, the blade bearing 20 are installed on the small toolholder bodies 10, the blade bearing 20 are equipped with tightening hole 23 and gradient slot 24, and the holding screw 30 is by 23 eccentric lock of tightening hole in the blade bearing 20, the inclination of gradient slot 24 is opened in the blade bearing 20, and the taper-face contact of the radiai adjustment screw rod 40 is in described oblique Slot 24 is spent, the gradient slot 24 offers opening by wire cutting so that the blade bearing 20 is resiliently coupled to the radial direction Adjusting screw rod 40.It to which its is compact-sized, multiple can be mounted on the same cutter, the primary right boring processing for carrying out stepped hole, And adjustment size is convenient, the hole precision of processing is high, cost high in machining efficiency, reducing cutter.

The mode of the wire cutting of the blade bearing 20 has cut an opening in the gradient slot 24, and the blade bearing 20 is made to have It is flexible, squeezing action is carried out to the blade bearing 20 to radiai adjustment screw rod 40 described in anticlockwise, the blade bearing 20 is made to open Mouth position generates small joint open, and to radiai adjustment screw rod 40 described in right rotation, the blade bearing 20 is made by elastic force return 20 aperture position of the blade bearing generates small return amount, with the opening of the blade bearing 20, small 1 boring of cutter holder of fine tuning The size in hole incrementally increases, and with the return of the blade bearing 20, the size of small 1 bore hole of cutter holder of fine tuning gradually reduces, together When by the extruding of the Camlock and the radiai adjustment screw rod 40 of the holding screw 30, be able to secure the above blade bearing 20 greatly improved the essence of processing in the small toolholder bodies 10 to ensure that the precision of adjusting and the precision of re-adjustments Degree and workpiece surface quality.

The small cutter holder of the fine tuning 1 further comprises cutter holder lock-screw 11, is adjusted axially screw 12 and spacer pin 13, institute It states small toolholder bodies 10 and is equipped with inclined-plane 14, the inclined-plane 14 is set to the outside of the small toolholder bodies 10,13 gradient of the spacer pin It is matched with the inclined-plane 14 of the small toolholder bodies 10, preset angle is formed between the cutter holder lock-screw 11 and the small toolholder bodies 10 Degree, tightens the certifiable small toolholder bodies 10 by the cutter holder lock-screw 11 and is fixed in two directions, the axial direction 12 axial engagement of adjusting screw is matched in the spacer pin 13, being internally provided with for the spacer pin 13 with the screw 12 that is adjusted axially The taper of conjunction is able to compress the spacer pin 13.

Gradient matches between the small toolholder bodies 10 and the spacer pin 13, by being adjusted axially screw described in rotation 12, it is able to the size being adjusted axially between the small toolholder bodies 10 and the spacer pin 13.

One end of the small toolholder bodies 10 is blocked by the spacer pin 13, at the same lead described in folder lock-screw by its with Handle of a knife is tightened, and ensures installation post-processing without any vibrations, plays the role of positioning and the small cutter holder of the locking fine tuning 1.

The blade bearing 20 is equipped with blade 21 and blade lock-screw 22, and the blade 21 is locked by the blade Screw 22 is fixed in the head of the blade bearing 20.The head of the blade bearing 20 may be designed to various blade positions and various angles The blade position of degree.

The tightening hole 23 of the blade bearing 20 is eccentric in two directions, and end face not milling is worn, and there are to the blade The step that 20 maximum values of seat are limited, equipped with the fine thread being adjusted for the radiai adjustment screw rod 40.

It is described to finely tune the design that small cutter holder 1 is self-locking, it is not necessarily to other operations before adjustment, without locking after adjustment.

One end of the radiai adjustment screw rod 40 is that fine thread is connect with the small toolholder bodies 10, the radiai adjustment spiral shell The other end outer diameter band of bar 40 is tapered, and for squeezing the blade bearing 20, the end face of the radiai adjustment screw rod 40, which is equipped with, carves Scale 41 is able to sized.

The holding screw 30 locks the blade bearing by the bias of the blade bearing 20 and the small toolholder bodies 10 20。

Basic principles, main features, and advantages of the present invention has been shown and described above.One's own profession The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description Only the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model the utility model also have respectively Kind changes and improvements, these changes and improvements are both fallen in claimed the scope of the utility model.The requires of the utility model Protection domain defined by appended claims and its equivalent.

Claims (5)

1. a kind of small cutter holder of fine tuning, which is characterized in that including small toolholder bodies, blade bearing, holding screw and radiai adjustment screw rod, The blade bearing is installed on the small toolholder bodies, and the blade bearing is equipped with tightening hole and gradient slot, and the holding screw passes through Tightening hole eccentric lock is opened in the blade bearing, the gradient slot inclination in the blade bearing, the radiai adjustment The taper-face contact of screw rod offers opening in the gradient slot, the gradient slot by wire cutting so that the blade bearing elasticity Ground is connected to the radiai adjustment screw rod.

2. the small cutter holder of fine tuning according to claim 1, which is characterized in that it further comprises spacer pin, the small cutter holder Body is equipped with inclined-plane, and the inclined-plane is set to the outside of the small toolholder bodies, and the spacer pin gradient is matched with the small toolholder bodies Inclined-plane.

3. the small cutter holder of fine tuning according to claim 2, which is characterized in that it further comprises cutter holder lock-screw and axis To adjusting screw, form predetermined angle between the cutter holder lock-screw and the small toolholder bodies, lock the small toolholder bodies with Handle of a knife, the screw axial that is adjusted axially are engaged in the spacer pin.

4. the small cutter holder of fine tuning according to claim 3, which is characterized in that the blade bearing is equipped with blade and blade lock Tight screw, the blade are fixed in the head of the blade bearing by the blade lock-screw.

5. the small cutter holder of fine tuning according to claim 4, which is characterized in that the end face of the radiai adjustment screw rod is equipped with scale Disk is able to sized.