CN220093081U - End face chamfering burr combined cutter bar - Google Patents

Abstract

The utility model discloses an end face chamfering burr combined cutter bar, which comprises a cutter bar seat; the lower part of the cutter bar seat is provided with a circular cutter, and the circular cutter is positioned by a Z axis and fed longitudinally by an X axis. The end face technology is changed, namely the machining technology is changed from a Z-axis transverse feeding position to an X-axis longitudinal feeding position, the end face cutter is changed from a Z-shaped cutter to a round cutter, the contact surface of a workpiece and the cutter is small, the phenomena of cutter breakage and cutter breakage are avoided, the surface finish of the end face is good, the waste of cutting time and the waste of equipment adjustment time are avoided, the combined cutter bar for chamfering and deburring the end face is redesigned, the size of the original burr is reserved, the problems of ripple, burr and the like in the machining process can be effectively controlled, the machining quality and the surface finish are improved, the production technical problems of end face ripple quality in production and large end face cutter consumption in production are solved, and the production benefit is improved.

Description

End face chamfering burr combined cutter bar

Technical Field

The utility model relates to a combined cutter bar, in particular to a combined cutter bar for chamfering burrs on an end face.

Background

In the production process of the finished petroleum casing pipe, the quality of the oil casing pipe is an important factor for guaranteeing threaded connection and tightness, and the end face corrugated quality problem occurs when the end face chamfering burr combined cutter bar of the pipe body threading machine is used for processing high steel grade and large-wall-thickness oil casing pipe end face, and the production cost problem that the phenomena of cutter collapse and cutter breakage and large end face cutter consumption occur easily in the processing process.

In actual production, the end face chamfer burr combination cutter arbor appears the end face ripple quality problem when processing high steel grade, big wall thickness oil jacket pipe end, and appear collapsing, the phenomenon of beating the sword in processing easily, the end face cutter consumption is big, collapse the sword, when beating the sword, huge impact force can cause the end face chamfer burr combination cutter arbor to shift, end face chamfer burr combination cutter arbor setpoint is lost promptly, need readjust parameter, so the end face chamfer burr combination cutter arbor that adapts to hit the sword, beat the sword and cause shifts, this kind of lathe parameter adjustment not only influences the lathe effective operating time, influence production line production efficiency, the shift of end face chamfer burr combination cutter arbor means the loss of its original reference point, cause abominable influence to the whole maintenance of lathe. Therefore, an end face chamfering burr combination cutter bar is provided for the problems.

Disclosure of Invention

The embodiment provides an end face chamfering burr combined cutter bar which is used for solving the problems of end face ripple quality and production cost with large end face cutter consumption when the end face of the large-wall thick-oil sleeve of the existing equipment in the prior art.

According to one aspect of the present utility model, there is provided an end face chamfering burr combination cutter bar comprising a cutter bar holder; the lower part of the cutter bar seat is provided with a circular cutter, and the circular cutter is positioned by a Z axis and fed longitudinally by an X axis.

Further, the physical cutter value of the circular cutter from the central line of the cutter bar seat is 28.1mm, the Z axis is 60mm from the cutter bar seat, and the circle center of the circular cutter is 52mm from the cutter bar seat.

Further, the inside of cutter arbor seat at circular sword both ends has all been threaded socket and has been set up the fixing screw, every the one end that the fixing screw inserted the cutter arbor seat is inside all rotates with the intermediate lamella through the bearing to be connected, two the intermediate lamella inboard all is fixed with fixed inserted bar, and fixed inserted bar all runs through the cutter arbor seat and inserts the circular sword inside, the inside fixed inserted bar outside of circular sword all overlaps and is equipped with fixed cover piece, and fixed cover piece all fixes in the circular sword inside.

Further, the diameter height of the two middle plates is larger than the height of the fixed inserted rod, and the diameter of the two middle plates is smaller than the diameter of the inner end of the fixed screw rod.

Further, the two fixing screws are both arranged in a T shape which is transversely placed, and thread grooves matched with the fixing screws are formed in the cutter bar seats on two sides of the circular cutter.

Further, the circular knife and the knife bar seat are provided with fixing slots matched with the fixing inserting rods, and the fixing slots and the fixing inserting rods are arranged in a mutually matched rectangle.

According to the embodiment of the utility model, the end face process is changed, namely the machining process is changed from a Z-axis transverse feeding position to an X-axis longitudinal feeding position, the end face cutter is changed from a Z-shaped cutter to a circular cutter, the contact surface of a workpiece and a cutter is smaller, the phenomena of cutter breakage and cutter striking are avoided, the surface finish of the end face is good, the waste of head cutting time and the waste of equipment adjusting time are avoided, the combined cutter bar for the end face chamfering and the burr is redesigned, the size of the original burr is reserved, the problems of ripple, burr and the like in the machining process can be effectively controlled, the machining quality and the surface finish are improved, the production technical problems of the end face ripple quality in production and the large consumption of the end face cutter are solved, and the production benefit is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic view of a conventional tool according to an embodiment of the present utility model;

FIG. 2 is a schematic view of an improved tool configuration according to one embodiment of the utility model;

FIG. 3 is a schematic side view in cross-section of a partial structure of an embodiment of the present utility model.

In the figure: 1. a cutter bar seat; 2. a circular knife; 3. a fixed screw; 5. fixing the sleeve block; 6. a fixed slot; 7. the insert rod is fixed.

Detailed Description

In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the utility model herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present utility model, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present utility model and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present utility model will be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

Referring to fig. 1-3, an end face chamfering burr combination cutter bar comprises a cutter bar seat 1; the lower part of the cutter bar seat 1 is provided with a circular cutter 2, the circular cutter 2 is positioned in a Z-axis way, the X-axis is longitudinally fed, the contact surface of a workpiece and a cutter is small, the phenomena of cutter breakage and cutter striking are avoided, the surface finish of the end face is good, the waste of head cutting time and the waste of equipment adjusting time are avoided, a new end face chamfering burr combined cutter bar is adopted, the size of the original burr is reserved, the problems of ripple, burr and the like in the processing process can be effectively controlled, and the processing quality and the surface finish are improved;

the physical cutter value of the circular cutter 2 from the central line of the cutter bar seat 1 is 28.1mm, the Z axis is 60mm from the cutter bar seat, and the circle center of the circular cutter 2 is 52mm from the cutter bar seat 1, so that the problems of end face ripple quality and large end face cutter consumption in production are solved; the inside of the cutter bar seat 1 at two ends of the circular cutter 2 is in threaded sleeve connection with the fixing screw rods 3, one end of each fixing screw rod 3 inserted into the cutter bar seat 1 is in rotary connection with the middle plate through a bearing, the inner sides of the two middle plates are both fixedly provided with the fixing inserting rods 7, the fixing inserting rods 7 penetrate through the cutter bar seat 1 and are inserted into the circular cutter 2, the outer sides of the fixing inserting rods 7 in the circular cutter 2 are all sleeved with the fixing sleeve blocks 5, and the fixing sleeve blocks 5 are fixed in the circular cutter 2, and the circular cutter 2 is conveniently detached and replaced independently through the detachable design between the cutter bar seat 1 and the circular cutter 2, and when the circular cutter 2 is selected, proper tool radius is selected, and circular arc design is made so as to ensure the precision and the surface quality of end face chamfering; the diameter height of the two middle plates is larger than the height of the fixed inserted link 7, the diameter of the two middle plates is smaller than the diameter of the inner end of the fixed screw 3, the middle plates are used for limiting, and the middle plates are abutted to the side edges of the thread grooves, so that the firmness of the connection of the fixed screw 3 and the cutter bar seat 1 is ensured; the two fixing screws 3 are both arranged in a T shape which is transversely placed, the inner parts of the cutter bar seats 1 at the two sides of the circular cutter 2 are provided with thread grooves matched with the fixing screws 3, so that the fixing screws 3 are conveniently screwed, and the fixing screws 3 are fixed with the cutter bar seats 1; the fixed slot 6 matched with the fixed inserting rod 7 is formed in the circular cutter 2 and the cutter bar seat 1, the fixed slot 6 and the fixed inserting rod 7 are arranged to be mutually matched rectangular, the circular cutter 2 can be stably limited after the fixed inserting rod 7 is inserted into the fixed slot 6, and the stability of the circular cutter 2 after being connected is guaranteed.

When the tool is used, the end face cutter is changed, the end face process is changed, the newly adopted end face chamfering burr combined cutter bar keeps the original burr size, the end face cutter blade is additionally changed on the basis of the original end face chamfering burr combined cutter bar, the Z-shaped cutter is changed into the circular cutter, the machining process is that Z-axis positioning is firstly carried out, then X-axis longitudinal feeding is carried out, the contact surface of a workpiece and the cutter is small, the phenomena of cutter breakage and cutter beating are avoided, and the surface finish of the end face is good.

The circuit, the electronic components and the modules are all in the prior art, and can be completely realized by a person skilled in the art, and needless to say, the protection of the utility model does not relate to the improvement of software and a method.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (5)

1. An end face chamfering burr combination cutter arbor, its characterized in that: comprises a cutter bar seat (1); the utility model discloses a circular knife, including cutter arbor seat (1), fixed sleeve piece (5), fixed insert rod (7) are all fixed on the centre board inboard, and fixed insert rod (7) are all run through cutter arbor seat (1) and insert circular knife (2) inside, fixed sleeve piece (5) are all overlapped in the outside of the fixed insert rod (7) of circular knife (2) inside, and fixed sleeve piece (5) are all fixed inside circular knife (2).

2. The end face chamfering burr combining cutter bar as claimed in claim 1, wherein: the physical cutter value of the circular cutter (2) is 28.1mm from the central line of the cutter bar seat (1), the distance from the Z axis to the cutter bar seat is 60mm, and the distance from the center of the circular cutter (2) to the cutter bar seat (1) is 52mm.

3. The end face chamfering burr combining cutter bar as claimed in claim 1, wherein: the diameter height of the two middle plates is larger than the height of the fixed inserted link (7), and the diameter of the two middle plates is smaller than the diameter of the inner end of the fixed screw (3).

4. The end face chamfering burr combining cutter bar as claimed in claim 1, wherein: the two fixing screws (3) are both arranged in a T shape which is transversely placed, and thread grooves matched with the fixing screws (3) are formed in cutter bar seats (1) on two sides of the circular cutter (2).

5. The end face chamfering burr combining cutter bar as claimed in claim 1, wherein: the circular knife (2) and the knife bar seat (1) are internally provided with fixed slots (6) matched with the fixed inserting rods (7), and the fixed slots (6) and the fixed inserting rods (7) are arranged in a mutually matched rectangle.