CN203282233U

CN203282233U - Clamp of numerical control cutter used for common boring machine

Info

Publication number: CN203282233U
Application number: CN2013202120831U
Authority: CN
Inventors: 朱英魁; 张健; 朱军; 于广越
Original assignee: Hebei Iron and Steel Co Ltd Tangshan Branch
Current assignee: HBIS Co Ltd Tangshan Branch
Priority date: 2013-04-25
Filing date: 2013-04-25
Publication date: 2013-11-13
Anticipated expiration: 2023-04-25

Abstract

The utility model provides a clamp of a numerical control cutter used for a common boring machine and belongs to the technical field of machine tool clamps. The clamp is used for the numerical control cutter used for the common machine tool. According to the technical scheme, a cutter holder of the clamp is a cylinder, a center inner hole in the axial direction is formed in the cutter holder and matched with a cutter handle of the numerical control cutter, the periphery of the cutter holder is provided with threads, an adjusting nut and a locking nut are screwed on the threads on the periphery of the cutter holder, a blind rivet is installed at the rear end of the cutter handle of the numerical control cutter, the cutter holder is provided with a key hole, the position of the key hole is opposite to the blind rivet at the rear end of the cutter handle of the numerical control cutter, keys are inserted in the key hole and the blind rivet in sequence, the number of clamping blocks is two, the two clamping blocks are fixed to the two sides of the front end of the center inner hole in the cutter holder through bolts respectively, and the periphery of the cutter handle of the numerical control cutter is provided with clamping grooves corresponding to the clamping blocks. According to the clamp, the numerical control cutter can be applied to the common boring machine, the requirements for rapid clamping, accurate positioning, enough rigidity and safe use are met, and the clamp has the advantages of being simple in structure, reliable and stable in operation, easy to manufacture, low in cost and worthy of popularization and application.

Description

A kind of fixture that uses NC cutting tool on common boring machine

Technical field

The utility model relates to a kind of fixture that uses NC cutting tool on universal machine tools, belongs to the jig technical field.

Background technology

Along with the fast development of equipment manufacture, Digit Control Machine Tool equipment is widely used.Specialized, modular numerically controlled cutter is part important in Digit Control Machine Tool, NC cutting tool has high accuracy, high strength, high-wearing feature, high red hardness, changes the advantages such as quick, to improving Product Precision, product quality and working (machining) efficiency, plays a great role.

In enterprise produces, because standard machinery process equipment and numerical control device have separately advantage, be applicable to the processing of different parts, therefore a large amount of standard machinery process equipments and novel numerical control equipment are all indispensable resources, are bringing into play separately the effect of oneself.But the angle from enterprise production management, it is more that NC cutting tool takies the storehouse fund, utilization rate is lower, cause the larger waste of storehouse cutter resource, if therefore NC cutting tool can be applied on machine tool, the superiority of giving full play to NC cutting tool will be the important channel of improving enterprises production efficiency, solving resource.

Comprise numerical control boring and milling cutter is applied to common boring machine NC cutting tool being applied to exploration on machine tool, type of attachment more application 7:24 Φ 50 shaft chisels of numerical control boring and milling cutter and main shaft of numerical control machine tool, by main shaft internal mechanical finger-tight clamping, common boring machine equipment can't directly be installed and used NC cutting tool because of the special construction of main shaft at all, and therefore how designing at the fixture that uses NC cutting tool on common boring machine is the key that realizes advanced person's effect of performance NC cutting tool on common boring machine.

The utility model content

The utility model wants the technical solution problem to be to provide a kind of fixture that uses NC cutting tool on common boring machine, this fixture can meet that clamping is quick, accurate positioning, enough rigidity, use the requirement of safety, is able to give full play to the advanced cutter effect of numerical control on common boring machine.

The technical scheme that solves the problems of the technologies described above is:

a kind of fixture that uses NC cutting tool on common boring machine, its formation comprises tool rest, adjusting nut, locking nut, fixture block, key, blind rivet, tool rest is cylinder, there is ring flange the rear end of tool rest, ring flange is arranged on the common boring machine facing head by bolt, the tool rest cylinder has central inner hole vertically, central inner hole and NC cutting tool handle of a knife are complementary, on tool rest cylinder periphery, screw thread is arranged, adjusting nut and locking nut are spun on tool rest periphery screw thread, blind rivet is arranged on the rear end of NC cutting tool handle of a knife, on the tool rest cylinder, keyhole is arranged, keyhole is vertical with the tool rest cylinder axis, the position of keyhole is relative with NC cutting tool handle of a knife rear end blind rivet, key sequentially is inserted in keyhole and blind rivet, fixture block is two, be bolted respectively in tool rest cylinder central inner hole front end both sides, on NC cutting tool handle of a knife periphery, the draw-in groove corresponding with fixture block arranged.

The above-mentioned fixture that uses NC cutting tool on common boring machine, it also has packing ring and mat, and packing ring and mat are enclosed within on tool rest cylinder circumference, and packing ring is between adjusting nut and key, and mat is between key and locking nut.

The above-mentioned fixture that uses NC cutting tool on common boring machine, described mat inside circumference bight is fluted, and groove is relative with upper end and the side of key.

The above-mentioned fixture that uses NC cutting tool on common boring machine, the cylindrical keyhole of described tool rest cross section is square hole, and there is square hole at the rear portion of blind rivet, and keyhole is corresponding with the blind rivet square hole.

The beneficial effects of the utility model are:

Tool rest of the present utility model is fixed on the common boring machine facing head, and the NC cutting tool handle of a knife is arranged in the cylindrical central inner hole of tool rest by blind rivet and key, and tool rest, in the NC cutting tool handle of a knife, can be applied on common boring machine NC cutting tool by the fixture block transmitting torque.Use practice to show, the utility model can meet that clamping is quick, accurate positioning, enough rigidity, use the requirement of safety, can give full play to the advanced cutter effect of numerical control on common boring machine.The utility model is simple in structure, reliable and stable work, making are easy, cheap, is worth applying in the metal machining industry.

Description of drawings

Fig. 1 is structural representation of the present utility model;

Fig. 2 is the side view of Fig. 1;

Fig. 3 is installation site of the present utility model schematic diagram.

In figure, mark is as follows: tool rest 1, adjusting nut 2, locking mother 3, NC cutting tool handle of a knife 4, fixture block 5, packing ring 6, key 7, mat 8, blind rivet 9.

The specific embodiment

The utility model comprises tool rest 1, adjusting nut 2, locking mother 3, NC cutting tool handle of a knife 4, fixture block 5, packing ring 6, key 7, mat 8, blind rivet 9.

Show in figure, tool rest 1 is cylinder, and there is ring flange the rear end of tool rest 1, and ring flange is arranged on the common boring machine facing head by bolt.Tool rest 1 cylinder has central inner hole vertically, and central inner hole and NC cutting tool handle of a knife 4 are complementary, and NC cutting tool handle of a knife 4 is inserted in central inner hole.

Show, on tool rest 1 cylinder periphery, screw thread is arranged in figure, adjusting nut 2 and locking nut 3 are spun on tool rest 1 periphery screw thread, and packing ring 6 and mat 8 are enclosed within on tool rest 1 cylinder circumference, and packing ring is positioned at adjusting nut 2 inboards, and mat 8 is positioned at locking nut 3 inboards.Adjusting nut 2 on rotary knife base 1 can change the position of packing ring on 6 tool rests 1, and rotational lock nut 3 can change the position of mat 8 on tool rest 1.Mat 8 inside circumference bights are fluted, and groove is relative with upper end and the side of key 7, and the effect of groove is to prevent that key 7 from flying out under the effect of rotary centrifugal force, by the groove of mat 8 its position of upper limit at key 7.

Show in figure, blind rivet 9 is arranged on the rear end of NC cutting tool handle of a knife 4, and this blind rivet 9 is that NC cutting tool handle of a knife 4 afterbody first wife blind rivets are taken off and change square hole blind rivet 9 of the present utility model.

Show, on tool rest 1 cylinder, keyhole is arranged in figure, the keyhole cross section is square hole, and keyhole is vertical with tool rest 1 cylinder axis, and the position of keyhole is relative with NC cutting tool handle of a knife 4 rear end blind rivets 9, and keyhole is corresponding with blind rivet 9 square holes.Key 7 can be packed in the square hole of keyhole and blind rivet 9 on tool rest 1, and the position that changes key 7 is realized tension and oppositely promoted blind rivet 9 effects, completes the operation of tension and dismounting NC cutting tool handle of a knife 4.

Show in figure, fixture block 5 is two, is bolted respectively in tool rest 1 cylinder central inner hole front end both sides, and the draw-in groove corresponding with fixture block 5 arranged on NC cutting tool handle of a knife 4 peripheries, fixture block 5 is embedded in draw-in groove, and tool rest 1 passes through fixture block 5 to NC cutting tool handle of a knife 4 transmitting torques.

Using method of the present utility model is as follows:

by bolt, tool rest 1 is fixed on the common boring machine facing head, NC cutting tool handle of a knife 4 afterbody first wife blind rivets are taken off and change square hole blind rivet 9 of the present utility model, the NC cutting tool handle of a knife that screws in square hole blind rivet 9 is packed in the center hole of tool rest 1, square hole on blind rivet 9 and keyhole are aligned, simultaneously fixture block 5 is embedded in the draw-in groove of NC cutting tool handle of a knife 4 afterbodys, with bolt, fixture block 5 and tool rest 1 end are fixed, rotate adjusting nut 2 and locking nut 3 to appropriate location, insert key 7, the groove of mat 8 and key 7 are coincide, screwing locking nut 3 can be with 9 tension of square hole blind rivet, NC cutting tool handle of a knife 4 firmly is strained and fixed to be connected in tool rest 1, realize being rigidly connected of NC cutting tool handle of a knife 4 and tool rest 1, realize that finally NC cutting tool rotates the machining task of completing various complexity with lathe.

While according to processing, needing to change NC cutting tool handle of a knife 4, unclamp locking nut 3, rotate adjusting nut 2 and separate with the NC cutting tool handle of a knife 4 that square hole blind rivet 9 is connected through packing ring 6, key 7 reverse pushs, eject key 7 unloads changes required NC cutting tool handle of a knife 4.

Adjust the diverse location of tool rest 1 on the common boring machine facing head and can process different-diameter scope endoporus and plane.

Claims

1. fixture that uses NC cutting tool on common boring machine, it is characterized in that: its formation comprises tool rest (1), adjusting nut (2), locking nut (3), fixture block (5), key (7), blind rivet (9), tool rest (1) is cylinder, there is ring flange the rear end of tool rest (1), ring flange is arranged on the common boring machine facing head by bolt, tool rest (1) cylinder has central inner hole vertically, central inner hole and NC cutting tool handle of a knife (4) are complementary, on tool rest (1) cylinder periphery, screw thread is arranged, adjusting nut (2) and locking nut (3) are spun on tool rest (1) periphery screw thread, blind rivet (9) is arranged on the rear end of NC cutting tool handle of a knife (4), on tool rest (1) cylinder, keyhole is arranged, keyhole is vertical with tool rest (1) cylinder axis, the position of keyhole is relative with NC cutting tool handle of a knife (4) rear end blind rivet (9), key (7) order is inserted in keyhole and blind rivet (9), fixture block (5) is two, be bolted respectively in tool rest (1) cylinder central inner hole front end both sides, the draw-in groove corresponding with fixture block (5) arranged on NC cutting tool handle of a knife (4) periphery.

2. the fixture that uses NC cutting tool on common boring machine according to claim 1, it is characterized in that: it also has packing ring (6) and mat (8), packing ring (6) and mat (8) are enclosed within on tool rest (1) cylinder circumference, packing ring (6) is positioned between adjusting nut (2) and key (7), and mat (8) is positioned between key (7) and locking nut (3).

3. the fixture that uses NC cutting tool on common boring machine according to claim 2, it is characterized in that: described mat (8) inside circumference bight is fluted, and groove is relative with upper end and the side of key (7).

4. the fixture that uses NC cutting tool on common boring machine according to claim 3, it is characterized in that: the cylindrical keyhole of described tool rest (1) cross section is square hole, and there is square hole at the rear portion of blind rivet (9), keyhole is corresponding with blind rivet (9) square hole.