CN214392643U

CN214392643U - Positive and negative combined type digit control machine tool chamfer sword

Info

Publication number: CN214392643U
Application number: CN202022227655.6U
Authority: CN
Inventors: 黄青松
Original assignee: Anqing Cssc Mating Power Co ltd
Current assignee: Anqing Cssc Mating Power Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-10-15
Anticipated expiration: 2030-10-09

Abstract

The utility model relates to a positive and negative combined type digit control machine tool chamfer sword, this positive and negative combined type digit control machine tool chamfer sword, its characterized in that, including blade, connecting rod and tool bit, one end and the connecting rod fixed connection of blade, the other end fixed connection of blade has the tool bit, blade, connecting rod and tool bit coaxial arrangement, the tool bit includes first tool bit and second tool bit, the second tool bit inserts in the inside of first tool bit, the surface of first tool bit is provided with fixed establishment, first tool bit passes through fixed establishment fixed second tool bit; this positive and negative combined type digit control machine tool chamfer sword, the surface of first tool bit and second tool bit can be dismantled respectively and is connected with the blade of slope, and this equipment adopts the positive, anti chamfer of two terminal surfaces and adaptation different specification work pieces of the positive, anti-chamfer of work piece to realize the multiple-cutting-edge combined type and can make the adaptability adjustment, improves production efficiency convenient to popularize and use.

Description

Positive and negative combined type digit control machine tool chamfer sword

Technical Field

The utility model belongs to the technical field of the cutter, concretely relates to positive and negative combined type digit control machine tool chamfer sword.

Background

The cutter is the instrument that is used for cutting process in the machine-building, also known as cutting tool, the overwhelming majority cutter is the machine, the cutter that the current market is commonly used only possesses the function of a work piece of independent cutting, the chamfer cutter of round hole can only carry out the chamfer to the round hole work piece, carry out other processing and need follow tool changing head, the labour who has increased operation workman like this, also reduced production machining efficiency simultaneously to involving just, the reverse side needs the machining part of processing chamfer, on the one hand because work piece self interferes or the cutter arbor overhang is too long when processing, processing probably takes place vibrations and leads to the processingquality to be difficult to guarantee.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a positive and negative combined type digit control machine tool chamfer sword simple structure, reasonable in design just for solving above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a positive and negative combined numerical control machine tool chamfering tool comprises a tool body, a connecting rod and a tool bit, wherein one end of the tool body is fixedly connected with the connecting rod, the other end of the tool body is fixedly connected with the tool bit, the tool body, the connecting rod and the tool bit are coaxially arranged, the tool bit comprises a first tool bit and a second tool bit, the second tool bit is inserted into the first tool bit, the outer surface of the first tool bit is provided with a fixing mechanism, the first tool bit fixes the second tool bit through the fixing mechanism, the fixing mechanism comprises a bolt, through holes are formed in the surfaces of the first tool bit and the second tool bit respectively, the number of the through holes in the surface of the second tool bit is a plurality of groups, the outer end of the bolt is connected with a pin cover, an L-shaped perforation is formed in the bolt, one end of the perforation is formed in the outer end of the bolt, the other end of the perforation is formed in the surface of the pin body, a limiting column is arranged in the perforation in the surface of the pin body, one end of the limiting column is connected with a pull rope and a spring, the other end of the spring is fixedly connected with the inner wall of the bolt, the other end of the pull rope is connected with a limiting cover, the limiting cover is arranged outside the through hole, and the outer surfaces of the first tool bit and the second tool bit are respectively detachably connected with inclined blades.

As a further optimization scheme of the utility model, a transition area is arranged on the outer surface of the first tool rest close to the tool body, an inclined plane is arranged on the transition area, a second tool apron group is connected in the inclined plane, and the second tool apron group comprises two tool apron; one end, far away from the first tool bit, of the second tool bit is provided with a first tool apron group, the first tool apron group also comprises two tool apron bodies, and the blade is detachably connected with the tool apron bodies.

As a further optimization scheme of the utility model, the blade of first blade holder group is provided with first upper slitter edge and first cutting edge, the slope opposite direction of first upper slitter edge and first cutting edge, first upper slitter edge and first cutting edge intersect in knife tip department, and first upper slitter edge is used for the chamfer cutting dorsad, and only need use first cutting edge to the work piece of unilateral processing to process can.

As the utility model discloses a further optimization scheme, the blade of second blade holder group is provided with the second cutting edge, the second cutting edge is parallel with transition zone inclined plane, and the first clamping that goes up when sword cooperation realization just, reverse side all need the chamfer under cutting edge and the second uses gang tool, can reduce a clamping, has reduced the clamping time promptly, has improved production efficiency.

As the utility model discloses a further optimization scheme, second tool bit surface is provided with the scale, the accurate second tool bit of being convenient for removal.

As the utility model discloses a further optimization scheme, the L type fenestrate corner position sets up to circular-arc.

As a further optimization scheme of the utility model, the diameter of spacing lid is greater than fenestrate diameter.

The beneficial effects of the utility model reside in that:

the utility model discloses mainly adopt the mode of chamfer dorsad to satisfy just, the reverse side all needs the demand of chamfer, improved production efficiency, reduced manufacturing cost, still can carry out length adjustment according to the different specifications of work piece, satisfy the chamfer demand of different work pieces.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the tool bit of the present invention;

fig. 3 is an enlarged schematic view of fig. 2 at a according to the present invention;

in the figure:

1. a blade body; 2. a connecting rod; 3. a first cutter head; 4. a first blade holder set; 5. a second tool set; 6. A first upper blade; 7. a first lower blade; 8. a second blade; 9. a transition zone; 10. a second cutter head; 11. a bolt; 12. a limiting cover; 13. pulling a rope; 14. a limiting column; 15. a spring; 16. and (4) a pin cover.

Detailed Description

The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.

Example 1

As shown in fig. 1, 2 and 3, a positive and negative composite numerical control machine tool chamfering tool comprises a tool body 1, a connecting rod 2 and a tool bit, wherein one end of the tool body 1 is fixedly connected with the connecting rod 2, the other end of the tool body 1 is fixedly connected with the tool bit, the tool body 1, the connecting rod 2 and the tool bit are coaxially arranged, the tool bit comprises a first tool bit 3 and a second tool bit 10, the second tool bit 10 is inserted into the first tool bit 3, a fixing mechanism is arranged on the outer surface of the first tool bit 3, the first tool bit 3 fixes the second tool bit 10 through the fixing mechanism, the fixing mechanism comprises a bolt 11, through holes are respectively arranged on the surfaces of the first tool bit 3 and the second tool bit 10, the number of the through holes on the surface of the second tool bit 10 is a plurality of groups, the outer end of the bolt 11 is connected with a bolt cover 16, an L-shaped perforation is arranged in the bolt 11, one end of the perforation is arranged at the outer end of the bolt 11, the other end of the perforation is arranged on the surface of the bolt body of the bolt 11, a limiting column 14 is arranged in a through hole in the surface of the pin body, one end of the limiting column 14 is connected with a pull rope 13 and a spring 15, the other end of the spring 15 is fixedly connected with the inner wall of the pin 11, the other end of the pull rope 13 is connected with a limiting cover 12, the limiting cover 12 is arranged outside the through hole, the outer surfaces of the first tool bit 3 and the second tool bit 10 are respectively detachably connected with an inclined blade, a transition area 9 is arranged on the outer surface of the first tool bit 3 close to the tool body 1, an inclined surface is arranged on the transition area 9, a second tool holder set 5 is connected in the inclined surface, and the second tool holder set 5 comprises two tool holders; the one end that the second tool bit 10 kept away from first tool bit 3 is provided with first blade holder group 4, first blade holder group 4 includes two blade holders equally, the blade with the connection can be dismantled to the blade holder, the blade of first blade holder group 4 is provided with first upper slitter edge 6 and first cutting edge 7, the slope opposite direction of first upper slitter edge 6 and first cutting edge 7, first upper slitter edge 6 intersects in blade tip department with first cutting edge 7, and first upper slitter edge 6 is used for the chamfer cutting of dorsad, the blade of second blade holder group 5 is provided with second cutting edge 8, second cutting edge 8 is parallel with transition district 9 inclined planes, second tool bit 10 surface is provided with the scale, is convenient for the accurate second tool bit 10 of removal, the L type fenestrate corner position sets up to circular-arcly, the diameter of spacing lid 12 is greater than fenestrate diameter.

It should be noted that the positive and negative composite numerical control machine tool chamfering tool is provided with a transition area 9, the transition area 9 is arranged at the joint of the tool bit and the tool body 1, the transition area 9 is polished from the middle to two sides to form an inclined plane with slopes on two sides, a mounting area is arranged in the inclined plane, a blade is mounted in the mounting area, the blade surface is parallel to the inclined plane, when the device is used, the connecting rod 2 is fixedly connected to a machine tool, the tool bit is adjusted to a proper length according to the length of a workpiece, when the tool bit is adjusted, the limiting cover 12 on the plug pin 11 is firstly pulled out for a certain distance, the tool body 1 of the second tool bit 10 of the device is provided with scales to more easily determine the extension length of the second tool bit 10, so that the limiting column 14 in the plug pin 11 is retracted into the plug pin 11 under the action of a spring, so as to facilitate the pulling out of the plug pin 11, the second tool bit 10 is pulled out to a required length, and then the through hole on the surface of the first tool bit 3 is aligned to the through hole of the second tool bit 10, insert 11 into the through-hole with the bolt, spacing post 14 in the bolt 11 can stretch out in the hollow inside of second tool bit 10, because spring 15's effect is under the condition that does not have external force pulling round pin lid 16, spacing post 14 can with bolt 11 restriction in the through-hole and can not drop when the cutter is rotatory to be used, through numerical control program control during the cutter use, utilize second cutting edge 8 to carry out the chamfer with the work piece front, utilize first cutting edge to carry out the chamfer with the work piece back, specific chamfer degree of depth is according to the drawing requirement.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The positive and negative composite numerical control machine tool chamfering tool is characterized by comprising a tool body (1), a connecting rod (2) and a tool bit, wherein one end of the tool body (1) is fixedly connected with the connecting rod (2), the other end of the tool body (1) is fixedly connected with the tool bit, the tool body (1), the connecting rod (2) and the tool bit are coaxially arranged, the tool bit comprises a first tool bit (3) and a second tool bit (10), the second tool bit (10) is inserted into the first tool bit (3), a fixing mechanism is arranged on the outer surface of the first tool bit (3), and the first tool bit (3) fixes the second tool bit (10) through the fixing mechanism;

the fixing mechanism comprises a bolt (11), through holes are formed in the surfaces of the first tool bit (3) and the second tool bit (10), the number of the through holes in the surface of the second tool bit (10) is a plurality of groups, a bolt cover (16) is connected to the outer end of the bolt (11), an L-shaped perforation is formed in the bolt (11), one end of the perforation is formed in the outer end of the bolt (11), the other end of the perforation is formed in the surface of a bolt body of the bolt (11), a limiting column (14) is arranged in the perforation in the surface of the bolt body, one end of the limiting column (14) is connected with a pull rope (13) and a spring (15), the other end of the spring (15) is fixedly connected with the inner wall of the bolt (11), the other end of the pull rope (13) is connected with a limiting cover (12), and the limiting cover (12) is arranged outside the perforation;

the outer surfaces of the first cutter head (3) and the second cutter head (10) are respectively detachably connected with inclined blades.

2. The positive and negative composite numerically-controlled machine tool chamfer cutter according to claim 1, wherein: the outer surface, close to the cutter body (1), of the first cutter head (3) is provided with a transition area (9), the transition area (9) is provided with an inclined surface, a second cutter seat group (5) is connected in the inclined surface, and the second cutter seat group (5) comprises two cutter seats; one end, far away from the first tool bit (3), of the second tool bit (10) is provided with a first tool apron group (4), the first tool apron group (4) also comprises two tool apron bodies, and the blade is detachably connected with the tool apron bodies.

3. The positive and negative composite numerically-controlled machine tool chamfer cutter according to claim 2, wherein: the blades of the first blade holder group (4) are provided with a first upper blade (6) and a first lower blade (7), the first upper blade (6) and the first lower blade (7) are opposite in inclination direction, and the first upper blade (6) and the first lower blade (7) are intersected at the blade tips.

4. The positive and negative composite numerically-controlled machine tool chamfer cutter according to claim 3, wherein: the blades of the second cutter seat group (5) are provided with second cutting edges (8), and the second cutting edges (8) are parallel to the inclined plane of the transition region (9).

5. The positive and negative composite numerically-controlled machine tool chamfer cutter according to claim 1, wherein: the outer surface of the second tool bit (10) is provided with scales.

6. The positive and negative composite numerically-controlled machine tool chamfer cutter according to claim 1, wherein: the corner position of the L-shaped through hole is set to be arc-shaped.

7. The positive and negative composite numerically-controlled machine tool chamfer cutter according to claim 1, wherein: the diameter of the limiting cover (12) is larger than that of the through hole.