CN215698500U

CN215698500U - Section bar end internal and external chamfer forming device

Info

Publication number: CN215698500U
Application number: CN202121189274.1U
Authority: CN
Inventors: 胡涛; 陈荣; 邹永刚; 刘勇
Original assignee: Taizhou Xingrui Precision Industrial Co ltd
Current assignee: Taizhou Xingrui Precision Industrial Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2022-02-01
Anticipated expiration: 2031-05-31

Abstract

The utility model discloses a profile end internal and external chamfer forming device, which comprises a processing table, wherein a profile clamping mechanism and a profile chamfering mechanism are arranged on the processing table; the section clamping mechanism comprises two mutually parallel slide rails arranged on the table top of the workbench, a supporting seat is arranged on each slide rail, and an imitated groove for placing the section is formed in the upper surface of the supporting seat; the turning angles of the inner walls of the grooves at the two ends of the profile groove are arc-shaped; a lower pressing assembly is arranged above the supporting seat, the lower pressing assembly comprises a lower pressing cylinder arranged below the workbench, and a lower pressing rod used for abutting against the sectional material is arranged at the end part of a piston rod of the lower pressing cylinder; and one end or two ends of the sliding rail are provided with profile chamfering mechanisms. According to the device for forming the internal and external chamfers at the end parts of the section bar, the end parts of the profile grooves are provided with the arc-shaped break angles and the section bar chamfering mechanisms arranged at one end or two ends of the slide rail, so that the internal and external chamfers at the end parts of the section bar can be quickly formed, and the processing efficiency of the chamfers at the end parts of the section bar is greatly improved.

Description

Section bar end internal and external chamfer forming device

Technical Field

The utility model relates to the technical field of section bar processing, in particular to a section bar end internal and external chamfer forming device.

Background

When the section bar is processed, a chamfer is often cut at the end part of the section bar for convenient installation. The inner chamfer and the outer chamfer of the end part of the existing section are generally formed by machining of a CNC (computerized numerical control) center, and because the shapes of section products in each batch are different, the chamfer formed by machining of the same CNC center is unstable in size, uneven in size and high in rejection rate, and the production cost is increased.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provide the forming device for the inner and outer chamfers at the end part of the section, which has the advantages of simple structure, convenience in use and capability of greatly improving the processing efficiency of the section.

In order to achieve the purpose, the technical scheme of the utility model is to design a profile end internal and external chamfer forming device, which comprises a processing table, wherein a profile clamping mechanism and a profile chamfering mechanism are arranged on the processing table; the profile clamping mechanism comprises two mutually parallel slide rails arranged on the table top of the workbench, a supporting seat is arranged on each slide rail, a sliding groove matched with each slide rail is arranged on the lower surface of the supporting seat, and an imitated groove used for placing the profile is arranged on the upper surface of the supporting seat; the length of the profile groove is the same as that of the section bar, and the turning angles of the inner walls of the profile groove at the two ends of the profile groove are arc-shaped; a pressing component is arranged above the supporting seat and is positioned at the end part of the supporting seat; the pressing assembly comprises a pressing cylinder arranged below the workbench, a piston rod of the pressing cylinder extends out of the supporting seat through a first through hole formed in the table top and a second through hole formed beside the contour groove, and a pressing rod used for pressing the sectional material is arranged at the end part of the piston rod; the first through hole is a long through hole, and the length direction of the long through hole is parallel to the length direction of the slide rail; and one end or two ends of the sliding rail are provided with profile chamfering mechanisms. When the forming device for the inner and outer chamfers at the end parts of the profile is used, the profile is placed in the profile groove, the two ends of the profile are flush with the end parts of the profile groove, the piston rod of the downward pressing cylinder of the downward pressing assembly drives the downward pressing rod to press downward towards the supporting seat, the profile is tightly pressed in the profile groove, and the end parts of the profile are subjected to extrusion forming of the outer chamfers by the force between the arc-shaped turning angles at the end parts of the profile groove and the downward pressing rod; the supporting seat is arranged on the sliding rail in a sliding mode, the supporting seat slides along the sliding rail to drive the section to be close to the section chamfering mechanism, and the section chamfering mechanism performs cutting chamfering processing on the inner side of the end portion of the section to form inner and outer chamfers of the end portion convenient for assembly of the section. The end part of the profile groove is provided with the arc-shaped break angle and the profile chamfering mechanism arranged at one end or two ends of the slide rail, so that the inner and outer chamfering molding treatment can be rapidly carried out on the end part of the profile, and the processing efficiency of the end part chamfer of the profile is greatly improved.

In order to facilitate chamfering treatment of the two ends of the section bar, the preferable technical scheme is that the two ends of the sliding rail are provided with section bar chamfering mechanisms. The both ends of slide rail all set up section bar chamfer mechanism, when carrying out the chamfer to the section bar tip and handle, need not carry out the adjustment in position with the section bar after one end is accomplished, as long as slide the supporting seat to the opposite side, can carry out the chamfer fast to the other end of section bar and handle, have further improved the efficiency that section bar chamfer was handled.

According to a further preferable technical scheme, the section chamfering mechanism comprises a support plate vertically arranged on the table top, and the plane of the support plate is perpendicular to the length direction of the slide rail; the surface of the supporting plate facing the supporting seat is provided with a pneumatic chamfering assembly, and the pneumatic chamfering assembly comprises a rotating shaft seat shell and a rotating shaft which are connected with the supporting plate; the outer wall of the rotating shaft is sleeved with a rotating sleeve, the outer wall of the rotating sleeve is provided with a plurality of air grooves, and the length direction of the air grooves is parallel to the length direction of the rotating shaft; the rotating sleeve is arranged in the rotating shaft seat shell; one end of the rotating shaft is rotatably connected with the supporting plate, the other end of the rotating shaft is provided with an inverted conical cutter holder, and a cutter blade is arranged on the conical surface of the cutter holder; the outer wall of the rotating shaft seat shell is provided with an air inlet, and the air inlet pipeline is communicated with the inside of the rotating shaft seat shell through the air inlet. The pneumatic chamfering assembly is simple in structure, high-pressure gas enters the rotating shaft seat shell through the gas inlet pipeline, the high-pressure gas impacts the gas groove in the outer wall of the rotating sleeve to enable the rotating sleeve to rotate and drive the rotating shaft to rotate, and the rotating shaft rotates to enable the blade on the tool apron to rotate so as to cut and chamfer the inner side of the end part of the section; the pneumatic chamfering component is arranged on the surface of the supporting plate, and is supported and positioned, so that the chamfering size of the end part of the sectional material can be controlled; does not need to hold by hand, and effectively reduces the labor capacity of operators.

According to a further preferable technical scheme, a chip groove is further formed in the conical surface of the cutter holder, and one surface of the blade is connected with one side surface of the chip groove. The conical surface is provided with a chip removal groove, so that chips can be conveniently removed by cutting, and the discharged chips are prevented from damaging the blade; one surface of the blade is connected with one side surface of the chip groove, so that the connection firmness of the blade and the conical surface is improved.

The further preferred technical scheme is that an internal thread is arranged at an opening of the rotating shaft seat shell, a positioning disc is arranged at the opening of the rotating shaft seat shell, and the positioning disc is in threaded connection with the opening of the rotating shaft seat shell; the outer wall of the rotating shaft seat shell is also provided with an exhaust hole. The setting and the positioning disk of the opening threaded connection of pivot seat shell, during the cutting, the positioning disk supports with the tip of section bar and leans on, through the thread unscrewing or the positioning disk of screwing to the size of the inboard cutting chamfer of quick adjustment blade to the section bar tip.

According to a further preferable technical scheme, scale marks are arranged on the surface of the positioning disc, and marked lines are arranged on the outer side of an opening of the rotating shaft seat shell. The positioning disc is provided with scale marks, and the outside of the opening is provided with marked lines, so that the size of the cutting chamfer can be adjusted more accurately.

According to a further preferable technical scheme, the end part of the tool apron is sleeved with an abutting bearing, and the outer side of the abutting bearing abuts against the surface of the section bar. The arrangement of the abutting bearing enables the outer wall abutting against the bearing to abut against and support the inner wall of the section when the end of the section is subjected to cutting chamfering to reach a required size, so that the blade cannot cut the section more deeply.

Further preferred technical scheme is, the support bearing is detachably connected with the end part of the tool apron. The end part of the support bearing and the end part of the tool apron are detachably connected, so that the support bearing with different sizes can be replaced conveniently, and the depth of the cutting chamfer can be further controlled and adjusted.

The utility model has the advantages and beneficial effects that: the forming device for the inner chamfer and the outer chamfer at the end part of the section has the advantages of simple structure, convenience in use and capability of greatly improving the processing efficiency of the section. The end part of the profile groove is provided with the arc-shaped break angle and the profile chamfering mechanism arranged at one end or two ends of the slide rail, so that the inner and outer chamfering molding treatment can be rapidly carried out on the end part of the profile, and the processing efficiency of the end part chamfer of the profile is greatly improved; the two ends of the sliding rail are provided with the profile chamfering mechanisms, when chamfering treatment is carried out on the end part of the profile, the position of the profile does not need to be adjusted after one end is finished, and the other end of the profile can be quickly chamfered as long as the supporting seat is slid to the other side, so that the chamfering treatment efficiency of the profile is further improved; the pneumatic chamfering assembly is simple in structure, high-pressure gas enters the rotating shaft seat shell through the gas inlet pipeline, the high-pressure gas impacts the gas groove in the outer wall of the rotating sleeve to enable the rotating sleeve to rotate and drive the rotating shaft to rotate, and the rotating shaft rotates to enable the blade on the tool apron to rotate so as to cut and chamfer the inner side of the end part of the section; the pneumatic chamfering component is arranged on the surface of the supporting plate, and is supported and positioned, so that the chamfering size of the end part of the sectional material can be controlled; the hands do not need to be held, so that the labor amount of operators is effectively reduced; the conical surface is provided with a chip removal groove, so that chips can be conveniently removed by cutting, and the discharged chips are prevented from damaging the blade; one surface of the blade is connected with one side surface of the chip groove, so that the connection firmness of the blade and the conical surface is improved; the positioning disc is arranged and in threaded connection with the opening of the rotating shaft seat shell, when the cutting is carried out, the positioning disc is abutted against the end part of the section bar, and the positioning disc is loosened or screwed through threads, so that the size of a cutting chamfer on the inner side of the end part of the section bar by the blade is rapidly adjusted; the positioning disc is provided with scale marks, and the outside of the opening is provided with marked lines, so that the size of the cutting chamfer can be more accurately adjusted; the arrangement of the abutting bearing enables the outer wall abutting against the bearing to abut against and support the inner wall of the section when the end of the section is subjected to cutting chamfering to reach a required size, so that the blade cannot cut the section more deeply.

Drawings

FIG. 1 is a schematic structural view of an inside and outside chamfer forming device for the end part of a section bar of the utility model;

FIG. 2 is a schematic top view of the structure of FIG. 1;

FIG. 3 is a schematic structural view of the support base of the present invention.

In the figure: 1. a processing table; 2. a slide rail; 3. a supporting seat; 4. profiling grooves; 5. a turning angle; 6. pressing down the air cylinder; 7. a first through hole; 8. a lower pressure lever; 9. a support plate; 10. a rotating shaft seat shell; 11. a rotating shaft; 12. a rotating sleeve; 13. an air tank; 14. a tool apron; 15. an air inlet; 16. positioning a plate; 17. an exhaust hole; 18. against the bearing.

Detailed Description

The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1 to 3, the utility model relates to a profile end internal and external chamfer forming device, which comprises a processing table 1, wherein a profile clamping mechanism and a profile chamfering mechanism are arranged on the processing table; the section bar clamping mechanism comprises two mutually parallel slide rails 2 arranged on the table top of the workbench, a supporting seat 3 is arranged on each slide rail, a sliding groove matched with each slide rail is arranged on the lower surface of each supporting seat, and an imitated groove 4 for placing the section bar is arranged on the upper surface of each supporting seat; the length of the profile groove is the same as that of the section bar, and the turning angles 5 of the inner wall of the groove at the two ends of the profile groove are arc-shaped; a pressing component is arranged above the supporting seat and is positioned at the end part of the supporting seat; the pressing assembly comprises a pressing cylinder 6 arranged below the workbench, a piston rod of the pressing cylinder extends out of the supporting seat through a first through hole 7 arranged on the table top and a second through hole arranged beside the contour groove, and a pressing rod 8 used for pressing the sectional material is arranged at the end part of the piston rod; the first through hole is a long through hole, and the length direction of the long through hole is parallel to the length direction of the slide rail; and one end or two ends of the sliding rail are provided with profile chamfering mechanisms.

Both ends of the sliding rail are provided with profile chamfering mechanisms.

The section chamfering mechanism comprises a supporting plate 9 vertically arranged on the table top, and the plane of the supporting plate is vertical to the length direction of the sliding rail; the surface of the supporting plate facing the supporting seat is provided with a pneumatic chamfering assembly, and the pneumatic chamfering assembly comprises a rotating shaft seat shell 10 and a rotating shaft 11 which are connected with the supporting plate; the outer wall of the rotating shaft is sleeved with a rotating sleeve 12, the outer wall of the rotating sleeve is provided with a plurality of air grooves 13, and the length direction of the air grooves is parallel to the length direction of the rotating shaft; the rotating sleeve is arranged in the rotating shaft seat shell; one end of the rotating shaft is rotatably connected with the supporting plate, the other end of the rotating shaft is provided with an inverted conical cutter holder 14, and a cutter blade is arranged on the conical surface of the cutter holder; the outer wall of the rotating shaft seat shell is provided with an air inlet hole 15, an air inlet pipeline is communicated with the inside of the rotating shaft seat shell through the air inlet hole, and the other end of the air inlet pipeline is connected with an air source box.

The conical surface of the cutter holder is also provided with a chip groove, and one surface of the blade is connected with one side surface of the chip groove.

An internal thread is arranged at the opening of the rotating shaft seat shell, a positioning disc 16 is arranged at the opening of the rotating shaft seat shell, and the positioning disc is in threaded connection with the opening of the rotating shaft seat shell; the outer wall of the rotating shaft seat shell is also provided with an exhaust hole 17.

The surface of positioning disk is equipped with the scale mark, the open-ended outside of pivot seat shell is equipped with the marking.

The end of the tool apron is sleeved with a bearing 18, and the outer side of the bearing abuts against the surface of the profile.

The abutting bearing is detachably connected with the end part of the tool apron.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The device for forming the inner chamfer and the outer chamfer at the end part of the profile is characterized by comprising a processing table, wherein a profile clamping mechanism and a profile chamfering mechanism are arranged on the processing table; the profile clamping mechanism comprises two mutually parallel slide rails arranged on the table top of the workbench, a supporting seat is arranged on each slide rail, a sliding groove matched with each slide rail is arranged on the lower surface of the supporting seat, and an imitated groove used for placing the profile is arranged on the upper surface of the supporting seat; the length of the profile groove is the same as that of the section bar, and the turning angles of the inner walls of the profile groove at the two ends of the profile groove are arc-shaped; a pressing component is arranged above the supporting seat and is positioned at the end part of the supporting seat; the pressing assembly comprises a pressing cylinder arranged below the workbench, a piston rod of the pressing cylinder extends out of the supporting seat through a first through hole formed in the table top and a second through hole formed beside the contour groove, and a pressing rod used for pressing the sectional material is arranged at the end part of the piston rod; the first through hole is a long through hole, and the length direction of the long through hole is parallel to the length direction of the slide rail; and one end or two ends of the sliding rail are provided with profile chamfering mechanisms.

2. The device for forming the inner and outer chamfers on the end parts of the profiles as claimed in claim 1, wherein profile chamfering mechanisms are provided at both ends of the slide rail.

3. The profile end inside and outside chamfer forming device according to claim 2, wherein the profile chamfer mechanism comprises a support plate vertically arranged on the table top, and the plane of the support plate is perpendicular to the length direction of the slide rail; the surface of the supporting plate facing the supporting seat is provided with a pneumatic chamfering assembly, and the pneumatic chamfering assembly comprises a rotating shaft seat shell and a rotating shaft which are connected with the supporting plate; the outer wall of the rotating shaft is sleeved with a rotating sleeve, the outer wall of the rotating sleeve is provided with a plurality of air grooves, and the length direction of the air grooves is parallel to the length direction of the rotating shaft; the rotating sleeve is arranged in the rotating shaft seat shell; one end of the rotating shaft is rotatably connected with the supporting plate, the other end of the rotating shaft is provided with an inverted conical cutter holder, and a cutter blade is arranged on the conical surface of the cutter holder; the outer wall of the rotating shaft seat shell is provided with an air inlet, and the air inlet pipeline is communicated with the inside of the rotating shaft seat shell through the air inlet.

4. The device for forming the inner and outer chamfers at the end parts of the profiles as claimed in claim 3, wherein the tapered surface of the tool apron is further provided with a chip groove, and one surface of the blade is connected with one side surface of the chip groove.

5. The device for forming the inner and outer chamfers at the end parts of the section bar according to claim 4, wherein internal threads are arranged at the opening of the rotating shaft seat shell, a positioning disc is arranged at the opening of the rotating shaft seat shell, and the positioning disc is in threaded connection with the opening of the rotating shaft seat shell; the outer wall of the rotating shaft seat shell is also provided with an exhaust hole.

6. The device for forming the inner and outer chamfers on the end parts of the profiles as claimed in claim 5, wherein the surface of the positioning plate is provided with scale marks, and the outer side of the opening of the rotating shaft seat shell is provided with scale marks.

7. The device for forming the inner and outer chamfers on the end parts of the profile as claimed in claim 6, wherein the end part of the tool apron is sleeved with an abutting bearing, and the outer side of the abutting bearing abuts against the surface of the profile.

8. The profile end inside and outside chamfer forming device of claim 7, wherein the abutting bearing is detachably connected with the end of the tool holder.