CN213997836U

CN213997836U - Forming cutter convenient for replacing cutter head

Info

Publication number: CN213997836U
Application number: CN202023105148.1U
Authority: CN
Inventors: 恽华林
Original assignee: Jumei Changzhou Tools Co ltd
Current assignee: Jumei Changzhou Tools Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-08-20
Anticipated expiration: 2030-12-21

Abstract

The utility model discloses a shaping sword convenient to change tool bit, including tool bit, cutter body, arc wall, fastening groove, fixture block, adapter sleeve, recess, tighrening ring, holding block, a fastening bolt, articulamentum, mounting plate, bed course, No. two fastening bolt and nut. The utility model has the advantages that: four arc wall evenly distributed are around cutter body upper end, convenient gripping makes things convenient for, the fastening groove, it connects to be the card between fixture block and the adapter sleeve and put the formula, and the adapter sleeve adopts stereoplasm rubber to make, the adapter sleeve is at the cutter body lower extreme, the cutter body is conveniently fixed and takes out, connect through a fastening bolt and nut between the adapter sleeve, be convenient for adjust the tighrening ring elasticity, adjust the adapter sleeve elasticity, the mounting plate is connected through connecting between No. two fastening bolts and the corresponding device, connect through fastening bolt, the assembly device is conveniently dismantled, the bed course adopts soft rubber to make, and be the fastening formula through between adhesion and the mounting plate and connect, it can reduce the device wearing and tearing greatly to set up the bed course.

Description

Forming cutter convenient for replacing cutter head

Technical Field

The utility model relates to a shaping sword specifically is a shaping sword convenient to change tool bit belongs to milling process technical field.

Background

The forming turning tool is a special tool for processing the forming surface of the revolving body, the shape of a cutting edge of the forming turning tool is designed according to the outline of a workpiece, the forming turning tool is used for processing, the forming surface can be cut out by only one cutting stroke, the operation is simple, the production efficiency is high, the precision of the forming surface is independent of the operation level of workers, and the manufacturing precision of the cutting edge of the tool is mainly determined. The machining precision can reach IT 9-IT 10 and the surface roughness Ra6.3-Ra3.2. The formed turning tool has the advantages of more regrinding times and long service life, but the design and the manufacture of the tool are more complicated, and the cost is high, so the formed turning tool is mainly used for the mass production of small parts. Since the shape of the cutting edge of a formed turning tool is complicated and it is difficult to manufacture the tool from cemented carbide, high-speed steel is often used as a material of the cutting tool.

The existing device is simple in structure, one device and the common device do not have arc-shaped grooves, the device is difficult to grasp, the device is very easy to slip on hands, the second device and the common device do not have fastening sleeves, the device is difficult to fix, take and place and replace, the device has large limitation, the third device and the common device are not provided with fastening rings, the device is very easy to slip when in work, safety accidents are caused, and the device has large limitation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a shaping sword convenient to change tool bit in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose: a forming cutter convenient for replacing a cutter head comprises a cutter head, a cutter body, an arc-shaped groove, a fastening groove, a fixture block, a fastening sleeve, a groove, a fastening ring, a fastening block, a first fastening bolt, a connecting layer, a fastening plate, a cushion layer, a second fastening bolt and a nut; the cutter head is arranged at the top of the device, the bottom surface of the cutter head is connected with the top of the cutter body, the arc-shaped groove is arranged around the upper end of the cutter body, the lower end of the cutter body is provided with a fastening groove, the lower surface of the cutter body is connected with the center of the upper surface of a fixture block, the fixture block is positioned below the fastening groove, the fastening sleeve is sleeved at the lower end of the cutter body, the fastening groove and the fixture block are both positioned at the inner side of the fastening sleeve, the front end and the rear end of the fastening sleeve are provided with grooves, the central shaft of the outer side of the fastening sleeve is provided with a fastening ring, the right side of the fastening ring is provided with an opening, the right side opening of the fastening ring is connected with a fastening block, the fastening blocks are connected with one fastening bolt and a nut, the bottom end of the fastening sleeve is connected with the top of the connecting layer, the bottom end of the connecting layer is connected with the center of the upper surface of the fastening plate, the lower surface of the fastening plate is provided with a cushion layer, and the second fastening bolt is arranged on the fastening plate, and the second fastening bolts are distributed at the peripheral edges of the fastening plate.

Preferably, in order to facilitate grasping, the four arc-shaped grooves are uniformly distributed around the upper end of the cutter body.

Preferably, for the convenience of fixing, fastening groove, fixture block and adapter sleeve are connected in a clamping and placing manner, and the adapter sleeve is made of hard rubber.

Preferably, in order to facilitate replacement of the forming cutter, the fastening blocks are in threaded rotary connection with the nuts through a first fastening bolt.

Preferably, for the convenience of dismouting, No. two fastening bolt are provided with four, and the mounting plate is the screw thread rotary type through being connected between No. two fastening bolt and the corresponding device.

Preferably, in order to reduce abrasion, the cushion layer is made of soft rubber and is connected with the fastening plate in a fastening mode through adhesion.

The utility model has the advantages that: the forming cutter convenient for replacing the cutter head is reasonable in design, four arc grooves are formed and are uniformly distributed on the periphery of the upper end of a cutter body, the forming cutter is convenient to grasp, the fastening grooves, the fastening blocks and the fastening sleeves are connected in a clamping and placing mode, the fastening sleeves are made of hard rubber, the fastening sleeves are sleeved at the lower end of the cutter body and are convenient to fix, the cutter body can be taken out by opening the fastening sleeves at the same time, the fastening blocks are connected in a thread rotating mode through fastening bolts and nuts, the tightness of the fastening rings can be adjusted by twisting the fastening bolts, the tightness of the fastening sleeves can be adjusted conveniently, four fastening bolts are arranged, the fastening plates are connected with corresponding devices in a thread rotating mode through the fastening bolts, the assembling device is convenient to disassemble, the cushion layer is made of soft rubber and is connected with the fastening plates in a fastening mode through adhesion, the setting up bed course can reduce the device wearing and tearing greatly.

Drawings

FIG. 1 is a schematic view of the overall structure of the forming knife of the present invention;

FIG. 2 is a schematic view of the internal structure of the fastening sleeve of the present invention;

fig. 3 is a schematic view of the fastening ring structure of the present invention.

In the figure: 1. tool bit, 2, cutter body, 3, arc wall, 4, fastening groove, 5, fixture block, 6, adapter sleeve, 7, recess, 8, fastening ring, 9, fastening block, 10, fastening bolt, 11, tie coat, 12, mounting plate, 13, bed course, 14, No. two fastening bolt and 15, nut

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, a forming cutter with a conveniently replaced cutter head comprises a cutter head 1, a cutter body 2, an arc-shaped groove 3, a fastening groove 4, a fixture block 5, a fastening sleeve 6, a groove 7, a fastening ring 8, a fastening block 9, a first fastening bolt 10, a connecting layer 11, a fastening plate 12, a cushion layer 13, a second fastening bolt 14 and a nut 15; the cutter head 1 is arranged at the topmost part of the device, the bottom surface of the cutter head 1 is connected with the top part of the cutter body 2, the arc-shaped groove 3 is arranged around the upper end of the cutter body 2, the lower end of the cutter body 2 is provided with a fastening groove 4, the lower surface of the cutter body 2 is connected with the center of the upper surface of a fixture block 5, the fixture block 5 is positioned below the fastening groove 4, the fastening sleeve 6 is sleeved at the lower end of the cutter body 2, the fastening groove 4 and the fixture block 5 are both positioned at the inner side of the fastening sleeve 6, the front end and the rear end of the fastening sleeve 6 are provided with grooves 7, the middle shaft at the outer side of the fastening sleeve 6 is provided with a fastening ring 8, the right side of the fastening ring 8 is provided with an opening, the right side opening of the fastening ring 8 is connected with a fastening block 9, the fastening blocks 9 are connected with a nut 15 through a fastening bolt 10, the bottom end of the fastening sleeve 6 is connected with the top part of a connecting layer 11, and the bottom end of the connecting layer 11 is connected with the center of the upper surface of a fastening plate 12, the lower surface of the fastening plate 12 is provided with a cushion layer 13, a second fastening bolt 14 is arranged on the fastening plate 12, and the second fastening bolt 14 is distributed on the periphery of the fastening plate 12.

The four arc grooves 3 are uniformly distributed around the upper end of the cutter body 2, the arc grooves 3 are arranged to facilitate gripping of the forming cutter, the fastening grooves 4, the clamping blocks 5 and the fastening sleeve 6 are connected in a clamping and releasing manner, the fastening sleeve 6 is made of hard rubber, the fastening sleeve 6 is sleeved at the lower end of the cutter body 2 to facilitate fixing, the cutter body 2 can be taken out by opening the fastening sleeve 6 at the same time, the fastening blocks 9 are connected in a thread rotating manner through the first fastening bolt 10 and the nut 15, the fastening ring 8 can be adjusted to be loosened by twisting the first fastening bolt 10, the fastening sleeve 6 is convenient to adjust to be loosened, the number of the second fastening bolts 14 is four, the fastening plates 12 are connected with corresponding devices in a thread rotating manner through the second fastening bolts 14, the assembling devices are convenient to disassemble and assemble through the fastening bolts, the cushion layer 13 is made of soft rubber and is connected with the fastening plates 12 in a fastening manner through adhesion, the provision of the cushion layer 13 can greatly reduce wear of the device.

The working principle is as follows: when using this kind of be convenient for change shaping sword of tool bit, through 3 gripping shaping swoves in arc wall, break off adapter sleeve 6 off with the fingers and thumb, fix cutter body 2 in adapter sleeve 6 through fastening groove 4 and fixture block 5, turn round fastening bolt 10 No. one tightly, adjust the tighrening ring 8 and tighten up, through turning round fastening bolt 14 No. two tightly, settle the device on corresponding machine, through turning round fastening bolt 10 No. one loose, loosen the tighrening ring 8, break off adapter sleeve 6 off with the fingers and thumb and can change shaping sword tool bit.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a shaping sword convenient to change tool bit which characterized in that: the tool comprises a tool bit (1), a tool body (2), an arc-shaped groove (3), a fastening groove (4), a fixture block (5), a fastening sleeve (6), a groove (7), a fastening ring (8), a fastening block (9), a first fastening bolt (10), a connecting layer (11), a fastening plate (12), a cushion layer (13), a second fastening bolt (14) and a nut (15); the cutting tool is characterized in that the cutting tool bit (1) is arranged at the top of the device, the bottom surface of the cutting tool bit (1) is connected with the top of the cutter body (2), the arc-shaped groove (3) is arranged around the upper end of the cutter body (2), the lower end of the cutter body (2) is provided with a fastening groove (4), the lower surface of the cutter body (2) is connected with the center of the upper surface of a clamping block (5), the clamping block (5) is positioned below the fastening groove (4), the fastening sleeve (6) is sleeved at the lower end of the cutter body (2), the fastening groove (4) and the clamping block (5) are both positioned at the inner side of the fastening sleeve (6), grooves (7) are formed in the front end and the rear end of the fastening sleeve (6), a fastening ring (8) is arranged at the middle shaft at the outer side of the fastening sleeve (6), an opening is formed in the right side of the fastening ring (8), a fastening block (9) is connected with a nut (15) through a fastening bolt (10), connecting layer (11) top is connected to adapter sleeve (6) bottom, connecting layer (11) bottom is connected mounting plate (12) upper surface center department, mounting plate (12) lower surface is provided with bed course (13), be provided with No. two fastening bolt (14) on mounting plate (12), No. two fastening bolt (14) distribute edge all around mounting plate (12).

2. The shaping knife of claim 1, wherein the cutting head is replaceable by: the number of the arc-shaped grooves (3) is four, and the arc-shaped grooves are uniformly distributed around the upper end of the cutter body (2).

3. The shaping knife of claim 1, wherein the cutting head is replaceable by: the fastening groove (4), the clamping block (5) and the fastening sleeve (6) are connected in a clamping and placing mode, and the fastening sleeve (6) is made of hard rubber.

4. The shaping knife of claim 1, wherein the cutting head is replaceable by: the fastening blocks (9) are connected with each other in a threaded rotating mode through a first fastening bolt (10) and a nut (15).

5. The shaping knife of claim 1, wherein the cutting head is replaceable by: no. two fastening bolt (14) are provided with four, and mounting plate (12) are connected through being screw thread rotary type between No. two fastening bolt (14) and the corresponding device.

6. The shaping knife of claim 1, wherein the cutting head is replaceable by: the cushion layer (13) is made of soft rubber and is connected with the fastening plate (12) in a fastening mode through adhesion.