CN219425848U

CN219425848U - Bar chamfering machine

Info

Publication number: CN219425848U
Application number: CN202320728109.1U
Authority: CN
Inventors: 杨家智; 唐晓平; 杨洪祥
Original assignee: Yunnan Dalishen Building Materials Technology Co ltd
Current assignee: Yunnan Dalishen Building Materials Technology Co ltd
Priority date: 2023-04-06
Filing date: 2023-04-06
Publication date: 2023-07-28
Anticipated expiration: 2033-04-06

Abstract

The utility model relates to a bar chamfering machine, and belongs to the technical field of bar machining. The cutter head clamping device mainly comprises a machine base, a main shaft box, a cutter head, a supporting plate, clamping blocks, limiting seats, arc-shaped blocks and clamping seats, wherein the main shaft box for driving the cutter head to rotate is arranged on the machine base, the clamping seats are arranged on the machine base, the clamping blocks which are convenient for clamping a material rod are arranged on the clamping seats, and the supporting plate is arranged on the side parts of the clamping seats; the bottom end of the limiting seat is provided with a sliding block, the limiting seat is arranged on the supporting plate through the sliding block, the end part of the arc-shaped block is connected and fastened with the supporting plate, and the two sides of the upper end surface of the supporting plate are uniformly provided with connecting holes which are in butt joint with the through holes of the arc-shaped block; through setting up spacing seat at the beveler front end, the position of arc piece and spacing seat is adjusted according to the length of bar and is fixed, can carry out axial positioning with bar tip and spacing seat butt, and positioning speed is fast, and is efficient, has guaranteed the distance of bar tip and blade disc terminal surface, has improved the chamfer precision of bar, avoids appearing the too much or phenomenon that does not fall out of chamfer.

Description

Bar chamfering machine

Technical Field

The utility model belongs to the technical field of bar processing, and particularly relates to a bar chamfering machine.

Background

The pipe is used in a large amount in the manufacturing industry, and burrs exist on the cut ends of the pipe after the pipe is cut, so that chamfering is needed to be performed on the end of the pipe by using a chamfering machine in order to remove the burrs on the pipe or facilitate welding of the pipe.

At present, a chamfering machine is usually used for chamfering bars manually, and because a common chamfering machine does not have an axial limiting structure for bars with different lengths, the bars are required to be limited manually by experience, the speed is low, the efficiency is low, offset errors of bar positions are easily caused in the operation process, the phenomenon that the chamfering is overlarge or not completely finished easily occurs when the tool bit chamfering the bars is used for chamfering the bars, the chamfering precision of a workpiece is affected, and therefore the qualification rate of chamfering the bars is reduced.

Disclosure of Invention

In order to overcome the defect that most of common chamfering machines in the background art do not have axial limiting structures for bars with different lengths, the bars are required to be limited manually by experience, the speed is low, the efficiency is low, offset errors of the positions of the bars are easy to cause in the operation process, the phenomenon that the chamfering is overlarge or not completely finished when a cutter head chamfering the bars is easy to occur, the chamfering precision of a workpiece is influenced, and therefore the qualification rate of chamfering of the bars is reduced; through setting up spacing seat at the beveler front end, the position of arc piece and spacing seat is adjusted according to the length of bar and is fixed, and the operator can carry out axial positioning with bar tip and spacing seat butt, and positioning speed is fast, and is efficient, has guaranteed the distance of bar tip and blade disc terminal surface, has improved the chamfer precision of bar, avoids appearing the too much or phenomenon that does not fall out of chamfer.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the bar chamfering machine mainly comprises a machine base, a main shaft box, a cutter head, a supporting plate, a clamping block, a limiting seat, an arc-shaped block and a clamping seat, wherein the main shaft box for driving the cutter head to rotate is arranged on the machine base; the bottom end of the limiting seat is provided with a sliding block, the limiting seat is arranged on the supporting plate through the sliding block, the end part of the arc-shaped block is connected and fastened with the supporting plate, and the two sides of the upper end surface of the supporting plate are uniformly provided with connecting holes which are in butt joint with the through holes on the arc-shaped block.

The supporting plate is provided with a guide groove matched with the sliding block.

The limiting seat is provided with a U-shaped block for limiting the bar.

The supporting plate is of a U-shaped structure, the end part of the supporting plate is provided with a connecting plate, the supporting plate is connected with the end part of the clamping seat through the connecting plate, and a reinforcing rib is arranged between the supporting plate and the connecting plate.

The clamping blocks comprise an upper clamping block and a lower clamping block, arc-shaped grooves with the same radius as the bar are formed in the upper clamping block and the lower clamping block, and the upper clamping block is connected with an oil cylinder arranged at the top end of the spindle box.

A protective net is arranged between the front end of the main shaft box and the top end of the machine base.

The utility model has the beneficial effects that:

according to the utility model, the front end of the chamfering machine is provided with the limiting seat, the positions of the arc-shaped block and the limiting seat are adjusted and fixed according to the length of the bar, an operator can axially position the end of the bar by abutting against the limiting seat, the positioning speed is high, the efficiency is high, the distance between the end of the bar and the end face of the cutter head is ensured, the chamfering precision of the bar is improved, and the phenomenon that the chamfering is excessive or not completely finished is avoided.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic perspective view of the internal structure of the present utility model.

Fig. 3 is a partial enlarged view at a in fig. 2.

Detailed Description

In order to make the objects, technical solutions and advantageous effects of the present utility model more apparent, preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings, so as to facilitate understanding of the skilled person.

The utility model discloses a bar chamfering machine which mainly comprises a machine base 1, a spindle box 2, a cutter head 3, a supporting plate 4, a clamping block 5, a limiting seat 6, an arc-shaped block 7 and a clamping seat 8, wherein the spindle box 2 for driving the cutter head 3 to rotate is arranged on the machine base 1, the clamping seat 8 is provided with the clamping block 5 which is convenient for clamping a material rod, and the supporting plate 4 is arranged on the side part of the clamping seat 8; the bottom of the limiting seat 6 is provided with a sliding block 61, the limiting seat 6 is arranged on the supporting plate 4 through the sliding block 61, the end part of the arc-shaped block 7 is connected and fastened with the supporting plate 4, and the two sides of the upper end surface of the supporting plate 4 are uniformly provided with connecting holes 42 which are in butt joint with the through holes on the arc-shaped block 7.

Before using the chamfering machine, placing the bar on the clamping block 5, adjusting the distance between the end part of the bar to be chamfered and the end surface of the cutter disc 3, and enabling the end part of the limiting seat 6 to be in butt joint with the end part of the bar by adjusting the front and back positions of the limiting seat 6 on the supporting plate 4, at the moment, pressing the arc-shaped block 7 on the sliding block 61, enabling the through hole 71 on the arc-shaped block 7 to correspond to the connecting hole 42 on the supporting plate 4, fastening the sliding block 61 through the bolt, starting the chamfering machine, and enabling the other end to be in butt joint with the end part of the limiting seat 6 after placing one end of the bar into the clamping block 5, so that the bar can be axially positioned; when needing to chamfer the bar of different length, the position of arc piece and spacing seat is adjusted according to the length of bar and is fixed, and the operator can carry out axial positioning with bar tip and spacing seat butt, and location is fast, efficient, has guaranteed the distance of bar tip and blade disc terminal surface, has improved the chamfer precision of bar, avoids appearing the too much or phenomenon that does not fall out of chamfer.

The supporting plate 4 is provided with a guide groove 41 matched with the sliding block 61; the slider 61 is movable back and forth on the support plate 4 along the guide groove 41; the guide groove is favorable for guiding and limiting the sliding block, and the sliding block is prevented from transversely shifting.

The limiting seat 6 is provided with a U-shaped block 62 for limiting the bar stock; the end of the bar is abutted against the end face of the U-shaped block 62 to position, so that the positioning accuracy is improved.

The supporting plate 4 is of a U-shaped structure, the end part of the supporting plate 4 is provided with a connecting plate 43, the supporting plate 4 is connected with the end part of the clamping seat 8 through the connecting plate 43, and a reinforcing rib 44 is arranged between the supporting plate 4 and the connecting plate 43; the stability of the support plate 4 can be effectively improved.

The clamping block 5 comprises an upper clamping block 51 and a lower clamping block 52, arc-shaped grooves 53 with the same radius as the bar are formed in the upper clamping block 51 and the lower clamping block 52, and the upper clamping block 51 is connected with an oil cylinder 21 arranged at the top end of the spindle box 2; the oil cylinder 21 drives the upper clamping block 51 to move downwards to clamp the bar stock; the clamping blocks are convenient for radially limiting and clamping the bar, and the bar is prevented from loosening in the chamfering process.

A protective net 9 is arranged between the front end of the spindle box 2 and the top end of the machine base 1; the protection net can protect operators and improve safety.

The working process comprises the following steps:

Finally, it is noted that the above-mentioned preferred embodiments are only intended to illustrate rather than limit the utility model, and that, although the utility model has been described in detail by means of the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the utility model as defined by the appended claims.

Claims

1. A bar chamfering machine which is characterized in that: the bar chamfering machine comprises a machine base (1), a spindle box (2), a cutter head (3), a supporting plate (4), a clamping block (5), a limiting seat (6), an arc-shaped block (7) and a clamping seat (8), wherein the spindle box (2) for driving the cutter head (3) to rotate is arranged on the machine base (1), the clamping seat (8) is arranged on the machine base (1), the clamping block (5) which is convenient for clamping a bar is arranged on the clamping seat (8), and the supporting plate (4) is arranged on the side part of the clamping seat (8); the bottom of the limiting seat (6) is provided with a sliding block (61), the limiting seat (6) is installed on the supporting plate (4) through the sliding block (61), the end part of the arc-shaped block (7) is connected with the supporting plate (4) and is fastened, and connecting holes (42) which are in butt joint with through holes on the arc-shaped block (7) are uniformly formed in two sides of the upper end face of the supporting plate (4).

2. A bar chamfering machine as recited in claim 1, wherein: the support plate (4) is provided with a guide groove (41) matched with the sliding block (61).

3. A bar chamfering machine as claimed in claim 1 or 2, wherein: the limiting seat (6) is provided with a U-shaped block (62) for limiting the bar stock.

4. A bar chamfering machine as claimed in claim 1 or 2, wherein: the supporting plate (4) is of a U-shaped structure, the end part of the supporting plate (4) is provided with a connecting plate (43), the supporting plate (4) is connected with the end part of the clamping seat (8) through the connecting plate (43), and a reinforcing rib (44) is arranged between the supporting plate (4) and the connecting plate (43).

5. A bar chamfering machine as recited in claim 1, wherein: the clamping blocks (5) comprise an upper clamping block (51) and a lower clamping block (52), arc-shaped grooves (53) with the same radius as the bar are formed in the upper clamping block (51) and the lower clamping block (52), and the upper clamping block (51) is connected with an oil cylinder (21) arranged at the top end of the spindle box (2).

6. A bar chamfering machine as recited in claim 1 or 5, wherein: a protective net (9) is arranged between the front end of the main shaft box (2) and the top end of the machine base (1).