CN215035954U

CN215035954U - Adjustable rotation type CBN blade passivation chamfering frock

Info

Publication number: CN215035954U
Application number: CN202121278665.0U
Authority: CN
Inventors: 邓俊明; 刘斌
Original assignee: Ningbo Youjia Precision Tool Co ltd
Current assignee: Ningbo Youjia Precision Tool Co ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2021-12-07
Anticipated expiration: 2031-06-08

Abstract

The utility model relates to a cutter auxiliary fixtures technical field discloses an adjustable rotation type CBN blade edge passivation chamfer frock, the on-line screen storage device comprises a base, be provided with the L shaped plate that is used for placing the blade on the base, an angle adjusting part that is used for the dull polish wheel of blade chamfer and is used for adjusting blade rotation angle, be provided with the fixed subassembly that is used for fixed blade on the L shaped plate, angle adjusting part includes two worm wheels and two worms that set up relatively, L shaped plate fixed connection is between two worm wheels, each worm wheel respectively with one of them worm intermeshing, the worm is used for driving the worm wheel and rotates, the mutual parallel arrangement of axis of two worms, be provided with on the base and be used for driving two synchronous pivoted synchronizing assembly of worm, it has that chamfer angle is adjustable and easy and simple to handle, the characteristics of using manpower sparingly and cost.

Description

Adjustable rotation type CBN blade passivation chamfering frock

Technical Field

The utility model relates to a cutter auxiliary fixtures technical field especially relates to an adjustable rotation type CBN blade passivation chamfer frock.

Background

The cutter is the machine tooling that is essential in the machine-building trade, all can use the cutter at machining center, lathe, milling machine etc. and the cutter need carry out the chamfer of different angles to the cutter through the polisher in order to avoid the cutting edge to stretch out and cut off the in-process of polishing the chamfer to the cutter through grinding wheel in process of production, needs to adjust the angle of polishing to the cutter of different models to obtain the cutter of different specifications. The existing tool grinding angle adjusting means is to manually replace a supporting device of the whole tool and set clamps with different inclination angles aiming at different tools. However, in the actual use process, the overall replacement of the clamp consumes a lot of labor and time, and different clamps are provided for chamfering tools with different angles, which greatly increases the processing and storage costs.

SUMMERY OF THE UTILITY MODEL

The utility model provides an adjustable rotation type CBN blade passivation chamfer frock, it has the adjustable and easy and simple to handle of chamfer angle, uses manpower sparingly and the characteristics of cost.

In order to achieve the above purpose, the basic scheme of the utility model is as follows:

an adjustable rotary CBN blade edge passivation chamfering tool comprises a base, wherein an L-shaped plate used for placing a blade, a grinding wheel used for chamfering the blade and an angle adjusting assembly used for adjusting the rotation angle of the blade are arranged on the base, a fixing assembly used for fixing the blade is arranged on the L-shaped plate,

the angle adjusting assembly comprises two worm wheels and two worms, the two worm wheels are oppositely arranged, the L-shaped plate is fixedly connected between the two worm wheels, each worm wheel is meshed with one of the worms, the worm is used for driving the worm wheels to rotate, the two worm wheels are arranged in parallel, and a synchronizing assembly used for driving the two worms to rotate synchronously is arranged on the base.

Further, the fixing assembly comprises a connecting block and a fixing bolt, the connecting block is arranged opposite to one side face of the L-shaped plate, the fixing bolt is in threaded connection with the connecting block, and the end face of the fixing bolt is used for abutting against the blade.

Furthermore, the synchronizing assembly comprises an adjusting rod, a driving gear and two driven gears, the axis of the adjusting rod is coaxial with the axis of the worm, the two ends of the adjusting rod are respectively connected with the base in a rotating mode, the driving gear is fixedly connected with the adjusting rod in a coaxial mode, each driven gear is respectively fixedly connected with one of the screw rods in a coaxial mode, the driving gear is meshed with the two driven gears respectively, and when the adjusting rod rotates, the two worms rotate synchronously.

Furthermore, a stepping motor for driving the adjusting rod to rotate is fixedly connected to the base.

Further, two opposite support frames are fixedly connected to the base, the support frames are arranged between the two worm gears, each support frame is used for installing one worm gear, the two worm gears are coaxially and fixedly connected with a connecting rod, and the connecting rods are fixedly connected with the L-shaped plates.

Furthermore, annular grooves are formed in the opposite surfaces of the supporting frames, sliding blocks are fixedly connected to the two sides of each supporting plate on the L-shaped plate, and each sliding block is connected with the corresponding annular groove in a sliding mode.

Furthermore, an angle ruler is formed on one side face, close to each other, of the support frames, and a protruding strip matched with the angle ruler is arranged on one of the sliding blocks.

Compared with the prior art, the scheme has the beneficial effects that:

the angle adjusting assembly is arranged to adjust the rotating angle of the blade so as to adjust the chamfering angle, so that chamfering requirements of different angles can be met on the same tool, the applicability of the tool is improved, the cost required to be input on the clamp is reduced, the clamp does not need to be replaced for multiple times, and the working efficiency is improved; through the arrangement of the worm wheel and the worm, accurate control can be realized, a smaller transmission ratio can be obtained in a mode that the worm drives the worm wheel, and a more accurate chamfering included angle is convenient to obtain; the L-shaped plate is used for positioning the blades and is fixed on the L-shaped plate through the fixing assembly, so that more blades with different sizes can be clamped, and the applicability is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Reference numerals in the drawings of the specification include:

1. a base; 11. grinding a grinding wheel; 2. an L-shaped plate; 21. connecting blocks; 211. fixing the bolt; 22. a slider; 3. a support frame; 301. an annular groove; 302. an angle ruler; 31. a worm gear; 311. a connecting rod; 32. a worm; 321. a driven gear; 4. adjusting a rod; 41. a driving gear; 42. a stepper motor.

Detailed Description

The invention will be described in further detail by means of specific embodiments with reference to the accompanying drawings:

example (b):

the utility model provides an adjustable rotation type CBN blade edge passivation chamfering frock, as shown in figure 1, includes base 1, is provided with L shaped plate 2, the angle adjusting part who is used for adjusting blade rotation angle that is used for the dull edge grinding wheel 11 of blade chamfer and is used for placing the blade on the base 1, is provided with the fixed subassembly that is used for fixed blade on the L shaped plate 2. The end face of the grinding wheel 11 is used for chamfering the cutting edge of the blade, the end face of the grinding wheel 11 is vertically arranged, a driving device (not shown in the figure) for driving the grinding wheel 11 to rotate and a position adjusting device (not shown in the figure) for adjusting the position of the grinding wheel 11 are arranged on the base 1, the driving device and the position adjusting device belong to the prior art, and repeated description is omitted in the embodiment.

As shown in fig. 1, the angle adjusting assembly includes two worm wheels 31 and two worms 32, which are oppositely disposed, the L-shaped plate 2 is fixedly connected between the two worm wheels 31, each worm wheel 31 is engaged with one of the worms 32, the worms 32 are used for driving the worm wheels 31 to rotate, the axes of the two worms 32 are disposed in parallel, and the base 1 is provided with a synchronizing assembly for driving the two worms 32 to rotate synchronously.

As shown in fig. 1, the fixing assembly includes a connecting block 21 and a fixing bolt 211, the connecting block 21 is disposed opposite to one side surface of the L-shaped plate 2, the fixing bolt 211 is in threaded connection with the connecting block 21, and an end surface of the fixing bolt 211 is used for abutting against the blade.

As shown in fig. 1, the synchronizing assembly includes an adjusting rod 4, a driving gear 41 and two driven gears 321, the axis of the adjusting rod 4 is coaxial with the axis of the worm 32, two ends of the adjusting rod 4 are respectively rotatably connected with the base 1, the driving gear 41 is coaxially and fixedly connected with the adjusting rod 4, each driven gear 321 is respectively coaxially and fixedly connected with one of the screws, the driving gear 41 is respectively engaged with the two driven gears 321, and when the adjusting rod 4 rotates, the two worms 32 rotate synchronously. A stepping motor 42 for driving the adjusting rod 4 to rotate is fixedly connected to the base 1.

As shown in fig. 1 and 2, two opposite support frames 3 are fixedly connected to the base 1, the support frames 3 are disposed between two worm gears 31, each support frame 3 is used for mounting one of the worm gears 31, a connecting rod 311 is coaxially and fixedly connected between the two worm gears 31, and the connecting rod 311 is fixedly connected to the L-shaped plate 2. Annular ring channel 301 has all been seted up on the relative surface of support frame 3, the equal fixedly connected with slider 22 in both sides of each extension board on the L shaped plate 2, each slider 22 respectively with rather than corresponding ring channel 301 sliding connection. An angle ruler 302 is formed on one side surface of the support frame 3 which is close to each other, and a convex strip (not shown in the figure) matched with the angle ruler 302 is arranged on one sliding block 22 and is used for indicating the angle displayed on the angle ruler.

The specific implementation mode of the scheme is as follows:

in the initial state, the two support plates of the L-shaped plate 2 are in the horizontal state and the vertical state, and at this time, the convex strip 221 on the slider 22 points to the 0 scale on the angle scale 302. When the chamfering tool is used, the blade is placed on the L-shaped plate 2, one side edge of the blade is abutted to the edge on the L-shaped plate 2, and one side of the blade to be chamfered is exposed out of the L-shaped plate 2. The fixing bolt 211 is rotated to enable the end face of the bolt to abut against the blade and play a role in fixing, the stepping motor 42 is started, the stepping motor 42 drives the adjusting rod 4 and the driving gear 41 on the adjusting rod 4 to rotate, the driving gear 41 drives the two driven gears 321 meshed with the driving gear to synchronously rotate, the two driven gears 321 respectively drive the worms 32 corresponding to the driven gears to synchronously rotate in the same direction, the worms 32 drive the worm wheel 31 to rotate, the L-shaped plate 2 is enabled to synchronously rotate along with the worm wheel 31, and the sliding blocks 22 on two sides of the L-shaped plate 2 respectively slide along the annular grooves 301 corresponding to the L-shaped plate 2. When the stepping motor 42 is turned off, the angle of the convex strip 221 pointing to the angle scale 302 is the angle through which the L-shaped plate 2 rotates, and the chamfering angle can be adjusted in the above manner.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides an adjustable rotation type CBN blade edge passivation chamfering frock which characterized in that: comprises a base (1), wherein an L-shaped plate (2) for placing a blade, a grinding wheel (11) for chamfering the blade and an angle adjusting component for adjusting the rotating angle of the blade are arranged on the base (1), a fixing component for fixing the blade is arranged on the L-shaped plate (2),

the angle adjusting assembly comprises two worm wheels (31) and two worms (32) which are arranged oppositely, an L-shaped plate (2) is fixedly connected between the two worm wheels (31), each worm wheel (31) is meshed with one of the worms (32) respectively, the worm (32) is used for driving the worm wheels (31) to rotate and is arranged in parallel with the axis of the worm (32), and a synchronizing assembly used for driving the two worms (32) to rotate synchronously is arranged on the base (1).

2. The adjustable rotary CBN blade edge passivation chamfering tool according to claim 1, characterized in that: the fixing assembly comprises a connecting block (21) and a fixing bolt (211), wherein the connecting block (21) is arranged opposite to one side face of the L-shaped plate (2), the fixing bolt (211) is in threaded connection with the connecting block (21), and the end face of the fixing bolt (211) is used for abutting against the blade.

3. The adjustable rotary CBN blade edge passivation chamfering tool according to claim 1, characterized in that: synchronizing assembly is including adjusting pole (4), driving gear (41) and two driven gear (321), the axis of adjusting pole (4) sets up with the axis of worm (32) is coaxial, the both ends of adjusting pole (4) rotate with base (1) respectively and are connected, driving gear (41) and the coaxial fixed connection of adjusting pole (4), each driven gear (321) respectively with the coaxial fixed connection of one of them screw rod, driving gear (41) respectively with two driven gear (321) intermeshing, when adjusting pole (4) and rotating, two worm (32) synchronous rotation.

4. The tool for passivating and chamfering the cutting edge of the adjustable rotary CBN blade of claim 3, wherein: the base (1) is fixedly connected with a stepping motor (42) for driving the adjusting rod (4) to rotate.

5. The adjustable rotary CBN blade edge passivation chamfering tool according to claim 1, characterized in that: two relative support frames (3) that set up of fixedly connected with on base (1), support frame (3) set up between two worm wheel (31), each support frame (3) are used for installing one of them worm wheel (31), two coaxial fixedly connected with connecting rod (311) between worm wheel (31), connecting rod (311) and L shaped plate (2) fixed connection.

6. The tool for passivating and chamfering the cutting edge of the adjustable rotary CBN blade of claim 5, wherein: annular ring channel (301) have all been seted up on the relative surface of support frame (3), the equal fixedly connected with slider (22) in both sides of each extension board on L shaped plate (2), each slider (22) respectively with rather than ring channel (301) sliding connection that corresponds.

7. The tool for passivating and chamfering the cutting edge of the adjustable rotary CBN blade of claim 6, wherein: an angle ruler (302) is formed on one side face, close to each other, of the support frames (3), and a protruding strip matched with the angle ruler (302) is arranged on one of the sliding blocks (22).