CN207534107U - A kind of knife head device of the detachable end face cutter block of pipe end machine for threading - Google Patents

Abstract

The utility model discloses a kind of pipe end machine for threading knife head devices of detachable end face cutter block, including end face knife, end face cutter head and end face cutter block, the front end face of the end face cutter head is equipped with the first rectangular recess, the end face cutter block is detachably arranged in the first rectangular recess, the upper surface of the end face cutter block is equipped with the second rectangular recess, and the end face knife is detachably arranged in the second rectangular recess；It is detachably connected between the utility model end face knife, end face cutter block and end face cutter head by bolt realization, it forges a knife in pipe end thread process when not found in time, the tool apron surface wear of end face cutter block can only be destroyed, without replacing entire cutter head, directly end face cutter block is replaced, so as to reuse end face cutter head.

Description

A kind of knife head device of the detachable end face cutter block of pipe end machine for threading

Technical field:

The utility model is related to pipe end machine for threading technical fields, and in particular to a kind of detachable end face of pipe end machine for threading The knife head device of cutter block.

Background technology：

Pipe end machine for threading is a kind of equipment for being used for carrying out pipe end thread processing, and the knife head device of machine for threading is it The important component of steel pipe is processed, decides the precision and processing efficiency of process, existing pipe end machine for threading chamfering end face knife Head device generally comprises end face cutter head and chamfering end face knife, and pipe end machine for threading chamfering end face cutter head is by planar end surface inner chamfer part Be integral with segment design it is non-disconnectable, during thread machines steel pipe, once occur forging a knife and not found in time, Due to forging a knife, knife platform band dynamic cutter head still travels forward, without blade cutter head will directly with pipe friction, it will cause entire Cutter head is scrapped, and cutter head is because of its complex manufacturing technology, and cost of manufacture is high, this will cause great loss to production, in addition this Integral type segment design cannot easily replace cutter hub in the product for processing different size.

Chinese patent (CN204449364U) discloses a kind of RPP07-5 pipes for being applied to the resistance to company's production of Belgian high-tensile strength Fast changeable split type lathe tool on body machine for threading, the lathe tool include knife bar, cutter head, lathe tool cutter hub, bolt one and bolt Two, knife bar and cutter head are connected as one by bolt one and bolt two, and lathe tool is mounted on cutter head, and the patent is by knife bar and knife Head use split-type design, although so that cutter damage replace when only need to change cutter head, the service efficiency of knife bar can be improved, It is cost-effective, and for different converted products specifications, be convenient for changing corresponding cutter head, but the lathe tool device equally exist forge a knife not and The technological deficiency for easily scrapping entire tool bit abrasion during Shi Faxian.

Utility model content：

The purpose of this utility model is to provide a kind of pipe end machine for threading knife head devices of detachable end face cutter block, should Knife head device can not only be scrapped, but also knife to avoid entire tool bit abrasion when forging a knife undiscovered in pipe end thread machining process End face knife in head device is easily replaced.

To achieve the above object, the technical solution adopted in the utility model is：A kind of detachable end of pipe end machine for threading The knife head device of face cutter block, including end face knife, end face cutter head and end face cutter block, the front end face of the end face cutter head is equipped with the first square Connected in star, the end face cutter block are detachably arranged in the first rectangular recess, and the upper surface of the end face cutter block is equipped with second Rectangular recess, the end face knife are detachably arranged in the second rectangular recess.

The end face cutter block is mounted on by the first bolt in the first rectangular recess, and the quantity of first bolt is 2 Or 4, and diagonally the end face cutter block is mounted in the first rectangular recess.

The end face knife is mounted on by the second bolt in the second rectangular recess, and the quantity of second bolt is 1 or 2 More than a.

The corresponding screw hole of second bolt is counter sink.

The side of second rectangular recess opens up lateral grooves, and the face cutter has corresponding with the lateral grooves Protrusion, the protrusion are stuck in the lateral grooves.

The beneficial effects of the utility model：

The utility model is removable by end face knife and end face cutter head by end face cutter block in the knife head device of pipe end machine for threading Connection is unloaded, is bolted between end face knife, end face cutter block and end face cutter head, makes end face knife and end face cutter block detachable, Forge a knife in carrying out pipe end thread process do not found in time when, the tool apron surface wear of end face cutter block can only be destroyed, Without replacing entire cutter head, end face cutter block need to only be replaced, so as to reuse end face cutter head, be so designed that End face knife that can be in readily replaceable machine for threading knife head device.

Description of the drawings：

Fig. 1 is the front view of the utility model knife head device.

Fig. 2 is the left view of the utility model knife head device.

Fig. 3 is the vertical view of the utility model knife head device.

Reference sign：1- end faces knife；2- end faces cutter block；The first bolts of 3-；4- end faces cutter head；The first rectangles of 5- are recessed Slot；The second bolts of 6-；The second rectangular recess of 7-；8- lateral grooves.

Specific embodiment:

Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.

As shown in Figs. 1-3, the knife head device of the detachable end face cutter block of a kind of pipe end machine for threading of the utility model, packet End face knife 1, end face cutter head 4 and end face cutter block 2 are included, the front end face of the end face cutter head 4 is equipped with the first rectangular recess 5, the end Face cutter block 2 is detachably arranged in the first rectangular recess 5, and the upper surface of the end face cutter block 2 is equipped with the second rectangular recess 7, The end face knife 1 is detachably arranged in the second rectangular recess 7.

The utility model is preferred：The end face cutter block 2 is mounted on by the first bolt 3 in the first rectangular recess 5, described The quantity of first bolt 3 is two, and diagonally the end face cutter block 2 is mounted in the first rectangular recess 5.The end face knife 1 is mounted on by the second bolt 6 in the second rectangular recess 7, and the quantity of second bolt 6 is 1.In order to avoid end face knife 1 Interference is generated to processing part in process, the 6 corresponding screw hole of the second bolt uses counter sink.

In order to which end face knife 1 is made preferably to be fixedly mounted in the second rectangular recess 7 of end face cutter block 2, the utility model is excellent Choosing：Lateral grooves 8 are opened up in the side of the second rectangular recess 7, the end face knife 1 has corresponding with the lateral grooves 8 Protrusion, the protrusion are fastened in the lateral grooves 8.

During installation, end face cutter block 2 is placed in the first rectangular recess 5 of 4 front end face of end face cutter head first, and with 2 First bolt 3 end face cutter block 2 is fixed on end face cutter head 4 diagonally；Then end face knife 1 is placed in end face cutter block 2 In second rectangular recess 7 of end face, and the protrusion of 1 side of end face knife is made to snap into lateral grooves 8, and with 1 the second bolt 6 End face knife 1 is fixed in end face cutter block 2.During dismounting, only need first to screw out the second bolt 6, end face knife 1 is taken out, then will First bolt 3 screws out, and then takes out end face cutter block 2.

The end face cutter head 4, end face cutter block 2 and end face knife 1 of the utility model can also use it in addition to being connected by screw bolts Its dismountable mode connects；The spiral shell of interior six point cylindrical head bolt or other forms may be used in first bolt 3 and the second bolt 6 Bolt；First bolt 3 can also be 4 the first bolts 3 diagonally set；Second bolt 6 can be 1 or 2 or more, when adopting When with 2 or more the second bolts 6, end face knife 1 is fixedly mounted in the second rectangular recess 7, it can save in the second rectangular recess 7 side opens up lateral grooves 8 and corresponding snap fit tabs is set on end face knife 1.

More than conventional replacement or can realize that the function identical with the utility model is not departing from the utility model The embodiment is changed in the case of principle and spirit, changes, replace, integrating and parameter modification each falls within the utility model Protection domain in.

Claims (5)

1. a kind of pipe end machine for threading knife head device of detachable end face cutter block, including end face knife (1) and end face cutter head (4), It is characterized in that：End face cutter block (2) is further included, the front end face of the end face cutter head (4) is equipped with the first rectangular recess (5), described End face cutter block (2) is detachably arranged in the first rectangular recess (5), and the upper surface of the end face cutter block (2) is equipped with the second square Connected in star (7), the end face knife (1) are detachably arranged in the second rectangular recess (7).

2. a kind of knife head device of the detachable end face cutter block of pipe end machine for threading according to claim 1, feature exist In：The end face cutter block (2) by the first bolt (3) in the first rectangular recess (5), the number of first bolt (3) It is 2 or 4 to measure, and diagonally by the end face cutter block (2) in the first rectangular recess (5).

3. a kind of knife head device of the detachable end face cutter block of pipe end machine for threading according to claim 1, feature exist In：The end face knife (1) by the second bolt (6) in the second rectangular recess (7), the quantity of second bolt (6) It is 1 or 2 or more.

4. a kind of knife head device of the detachable end face cutter block of pipe end machine for threading according to claim 3, feature exist In：The corresponding screw hole of second bolt (6) is counter sink.

5. a kind of knife head device of the detachable end face cutter block of pipe end machine for threading according to claim 1, feature exist In：The side of second rectangular recess (7) opens up lateral grooves (8), and the end face knife (1) has and the lateral grooves (8) corresponding protrusion, the protrusion are fastened in the lateral grooves (8).