CN219292507U

CN219292507U - Perforating device of stainless steel pipe

Info

Publication number: CN219292507U
Application number: CN202320088595.5U
Authority: CN
Inventors: 胡泽丰; 陈金杰; 沈威
Original assignee: Ningbo Wofeng New Material Technology Co ltd
Current assignee: Ningbo Wofeng New Material Technology Co ltd
Priority date: 2023-01-31
Filing date: 2023-01-31
Publication date: 2023-07-04
Anticipated expiration: 2033-01-31

Abstract

A perforating device of stainless steel pipes comprises a workbench, a feeding mechanism and a perforating mechanism; the feeding mechanism comprises a movable seat which is in sliding connection with the workbench, and a driving machine seat which is fixedly arranged at the upper part of the movable seat, and a three-jaw chuck is arranged at the end part of a main shaft at the left side of the driving machine seat; the punching mechanism comprises a lower positioning seat fixedly arranged on the workbench and a lifting plate arranged above the lower positioning seat, a punching die is arranged on the lower positioning seat, a forming hole is radially formed in the upper part of the punching die, and a punching cutter component is arranged at the bottom of the lifting plate and comprises a cutter rest and a punching cutter; the right end of the pipe fitting is positioned through a three-jaw chuck, the movable seat moves left along the sliding rail assembly, the left end of the pipe fitting is sleeved on the punching die, the lifting plate drives the punching cutter assembly to move downwards, and the punching cutter punches the pipe fitting to form; the punching device utilizes the three-jaw chuck to position and drive the pipe fitting to rotate, is matched with the punching die and the punching cutter assembly, and can punch and form on the circumferential wall of the pipe fitting at one time, so that the punching efficiency and the punching precision are improved.

Description

Perforating device of stainless steel pipe

Technical Field

The utility model relates to a punching device for stainless steel pipes.

Background

The ventilating and smoke exhausting pipeline is one kind of common pipeline for industrial and civil building, and is one kind of infrastructure for ventilating air and lowering harmful gas concentration. In production, can evenly process the through-hole in circumference department at exhaust pipe's end, increase the air-out area of exit, prevent that outside air from flowing backward, because hole site quantity is more, current drilling equipment need carry out many times location to the hole after penetrating through takes place deformation easily, and punching efficiency and punching precision are all not high.

Disclosure of Invention

In order to solve the above-mentioned problems, the present utility model provides a punching device for stainless steel pipes.

In order to achieve the above purpose, the utility model provides a punching device for stainless steel pipes, comprising a workbench, a feeding mechanism arranged at the right part of the workbench and a punching mechanism correspondingly arranged at the left part of the workbench;

the feeding mechanism comprises a movable seat which is in sliding connection with the workbench through a sliding rail assembly, and a driving machine seat which is fixedly arranged on the upper part of the movable seat, and a three-jaw chuck is arranged at the end part of a main shaft on the left side of the driving machine seat;

the punching mechanism comprises a lower positioning seat fixedly arranged on the workbench, an upper fixing plate arranged above the lower positioning seat and a lifting plate arranged between the lower positioning seat and the upper fixing plate, a punching die is arranged on the lower positioning seat and is of a transversely placed tubular structure, a forming hole is radially formed in the upper part of the punching die, a waste hole is axially formed in the center of the punching die, a punching cutter assembly is arranged above the punching die and at the bottom of the lifting plate, and the punching cutter assembly comprises a cutter rest and a punching cutter which are arranged in a matched mode;

the right end of the pipe fitting is positioned through the three-jaw chuck, the movable seat moves left along the sliding rail assembly, the left end of the pipe fitting is sleeved on the punching die, the lifting plate drives the punching cutter assembly to move downwards, and the punching cutter is used for punching and forming the pipe fitting.

As a further improvement of the utility model, an arc-shaped top is formed at the lower tool bit of the punching tool, and the inner diameter of the arc-shaped top is smaller than the outer diameter of the pipe fitting.

As a further improvement of the present utility model, the plurality of molding holes are uniformly distributed along the length direction of the punching die.

As a further improvement of the utility model, the punching die axially coincides with the center of the three-jaw chuck, and the punching die processes a chamfer toward one end of the three-jaw chuck.

As a further improvement of the utility model, a guide seat is arranged outside the punching die, a containing groove is formed between the guide seat and the punching die, and a guide hole is formed at the position, opposite to the forming hole, of the upper part of the guide seat.

As a further improvement of the utility model, the upper part of the lifting plate is connected with a pushing cylinder, and the pushing cylinder is arranged on the upper fixing plate.

As a further improvement of the utility model, a guide rod is arranged between the lower positioning seat and the upper fixing plate, the middle part of the guide rod passes through the lifting plate, and the lifting plate can slide up and down along the guide rod.

As a further improvement of the utility model, a fan is arranged at the left side of the punching mechanism, and the position of the fan corresponds to the waste hole.

As a further improvement of the utility model, the right side of the movable seat is connected with a side pushing cylinder, and the side pushing cylinder is arranged on the workbench.

The beneficial effects of the utility model are as follows:

1. the punching device utilizes the three-jaw chuck to position and drive the pipe fitting to rotate, and is matched with the punching die and the punching cutter assembly, the punching die is provided with forming holes in rows, and the punching device can punch and form on the circumferential wall of the pipe fitting by one-time positioning, so that the punching efficiency and the punching precision are improved;

2. the cutter head at the lower part of the punching cutter is provided with an arc top, the inner diameter of the arc top is smaller than the outer diameter of the pipe fitting, when the pipe fitting is punched, the edge of the cutter head at the lower part of the punching cutter is firstly contacted with the outer wall surface of the pipe fitting, the punching is carried out by utilizing the shearing force generated between the punching cutter and the forming hole, and the pipe fitting is not easy to deform after being punched and formed.

Drawings

FIG. 1 is a front view of a stainless steel pipe perforating device according to the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a side view of the punch mechanism;

fig. 4 is a schematic view of the partial operation in punching.

In the figure: 1. a work table; 2. a side pushing cylinder; 3. a slide rail assembly; 4. a movable seat; 5. a drive base; 6. a three-jaw chuck; 7. a pipe fitting; 8. a lower positioning seat; 9. punching a hole die; 91. a waste hole; 92. forming a hole; 93. a receiving groove; 10. a guide seat; 101. a guide hole; 11. a punching cutter assembly; 111. a tool holder; 112. punching a hole; 1121. an arc-shaped roof; 12. a lifting plate; 13. an upper fixing plate; 14. pushing cylinder; 15. a guide rod; 16. a blower.

Detailed Description

As shown in fig. 1-4, the punching device for the stainless steel pipe comprises a workbench 1, a feeding mechanism arranged at the right part of the workbench 1 and a punching mechanism correspondingly arranged at the left part of the workbench 1;

the feeding mechanism comprises a movable seat 4 which is in sliding connection with the workbench 1 through a sliding rail assembly 3, and a driving machine seat 5 which is fixedly arranged on the upper part of the movable seat 4, wherein a three-jaw chuck 6 is arranged at the end part of a main shaft on the left side of the driving machine seat 5, the right side of the movable seat 4 is connected with a side pushing cylinder 2, and the side pushing cylinder 2 is arranged on the workbench 1;

the punching mechanism comprises a lower positioning seat 8 fixedly arranged on the workbench 1, an upper fixing plate 13 arranged above the lower positioning seat 8, a lifting plate 12 arranged between the lower positioning seat 8 and the upper fixing plate 13, a pushing cylinder 14 connected to the upper part of the lifting plate 12, a guide rod 15 arranged between the lower positioning seat 8 and the upper fixing plate 13, a lifting plate 12 penetrating through the middle part of the guide rod 15, a punching die 9 arranged on the lower positioning seat 8, the punching die 9 being of a transversely placed tubular structure, the punching die 9 axially coinciding with the center of the three-jaw chuck 6, the outer diameter of the punching die 9 being matched with the inner diameter of the pipe fitting 7, the punching die 9 being processed with a chamfer towards one end of the three-jaw chuck 6, the upper part of the punching die 9 being radially processed with a forming hole 92, the plurality of forming holes 92 are uniformly distributed along the length direction of the punching die 9, the center of the punching die 9 is axially provided with a waste hole 91, the left side of the punching mechanism is provided with a fan 16, the position of the fan 16 corresponds to that of the waste hole 91, a punching cutter assembly 11 is arranged above the punching die 9 and at the bottom of the lifting plate 12, the punching cutter assembly 11 comprises a cutter rest 111 and a punching cutter 112, the punching cutter 112 is matched with the forming holes 92, an arc top 1121 is formed at the cutter head at the lower part of the punching cutter 112, the inner diameter of the arc top 1121 is smaller than the outer diameter of the pipe fitting 7, a guide seat 10 is arranged outside the punching die 9, a containing groove 93 is formed between the guide seat 10 and the punching die 9, the width of the containing groove 93 is larger than the thickness of the pipe fitting 7, and a guide hole 101 is formed at the position of the upper part of the guide seat 10 opposite to the forming holes 92;

the right end of the pipe fitting 7 is positioned through the three-jaw chuck 6, the movable seat 4 moves left along the sliding rail assembly 3, the left end of the pipe fitting 7 is sleeved on the punching die 9, the lifting plate 12 drives the punching cutter assembly 11 to move downwards, and the punching cutter 112 punches the pipe fitting 7 to form.

The punching device utilizes the three-jaw chuck to position and drive the pipe fitting to rotate, and is matched with the punching die and the punching cutter assembly, the punching die is provided with forming holes in rows, and the punching device can punch and form on the circumferential wall of the pipe fitting by one-time positioning, so that the punching efficiency and the punching precision are improved; the cutter head at the lower part of the punching cutter is provided with an arc top, the inner diameter of the arc top is smaller than the outer diameter of the pipe fitting, when the pipe fitting is punched, the edge of the cutter head at the lower part of the punching cutter is firstly contacted with the outer wall surface of the pipe fitting, the punching is carried out by utilizing the shearing force generated between the punching cutter and the forming hole, and the pipe fitting is not easy to deform after being punched and formed.

When in specific use, the utility model is described with reference to the drawings for convenient understanding;

when the device works, the right end of the pipe fitting is sleeved on the three-jaw chuck to be positioned, the side pushing cylinder works and drives the movable seat to move left along the sliding rail assembly until the left end of the pipe fitting stretches into the groove between the guide seat and the punching die, and the pipe fitting is sleeved with the punching die to be positioned; the pushing cylinder works, the lifting plate drives the punching cutter assembly to move downwards along the guide rod, the punching cutter passes through the guide hole on the guide seat, the cutter head at the lower part of the punching cutter is provided with an arc-shaped top, the inner diameter of the arc-shaped top is smaller than the outer diameter of the pipe fitting, when the pipe fitting is punched, the edge of the cutter head at the lower part of the punching cutter is firstly contacted with the outer wall surface of the pipe fitting, the outer diameter of the cutter head of the punching cutter is matched with a forming hole on the punching die and generates shearing force, so that the pipe fitting is punched and formed on the circumferential wall of the pipe fitting, the pipe fitting cannot deform during punching, waste formed by punching falls into the waste hole in the middle of the punching die, and after punching, the punching cutter assembly moves upwards to reset; after one row of holes are drilled, the three-jaw chuck drives the pipe fitting to rotate by an angle, and the punching cutter assembly moves downwards again for punching until a circle of the circumferential wall of the pipe fitting forms uniform hole sites; after punching is completed, all the components are reset, the fan is opened, and waste materials in the waste material holes are blown out.

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

1. A perforating device of nonrust steel pipe, its characterized in that: comprises a workbench (1), a feeding mechanism arranged at the right part of the workbench (1) and a punching mechanism correspondingly arranged at the left part of the workbench (1);

the feeding mechanism comprises a movable seat (4) which is in sliding connection with the workbench (1) through a sliding rail assembly (3), and a driving machine seat (5) which is fixedly arranged on the upper part of the movable seat (4), and a three-jaw chuck (6) is arranged at the end part of a main shaft on the left side of the driving machine seat (5);

the punching mechanism comprises a lower positioning seat (8) fixedly arranged on the workbench (1), an upper fixing plate (13) arranged above the lower positioning seat (8) and a lifting plate (12) arranged between the lower positioning seat (8) and the upper fixing plate (13), a punching die (9) is arranged on the lower positioning seat (8), the punching die (9) is of a transversely placed tubular structure, a forming hole (92) is radially formed in the upper part of the punching die (9), a waste hole (91) is axially formed in the center of the punching die (9), a punching cutter assembly (11) is arranged above the punching die (9) and at the bottom of the lifting plate (12), and the punching cutter assembly (11) comprises a cutter rest (111) and a punching cutter (112), and the punching cutter (112) is matched with the forming hole (92).

The right end of the pipe fitting (7) is positioned through the three-jaw chuck (6), the movable seat (4) moves left along the sliding rail assembly (3), the left end of the pipe fitting (7) is sleeved on the punching die (9), the lifting plate (12) drives the punching cutter assembly (11) to move downwards, and the punching cutter (112) punches and forms the pipe fitting (7).

2. A stainless steel pipe perforating apparatus as recited in claim 1, wherein: an arc-shaped top (1121) is formed at the lower cutter head of the punching cutter (112), and the inner diameter of the arc-shaped top (1121) is smaller than the outer diameter of the pipe fitting (7).

3. A stainless steel pipe perforating apparatus as recited in claim 1, wherein: the plurality of forming holes (92) are uniformly distributed along the length direction of the punching die (9).

4. A stainless steel pipe perforating apparatus as recited in claim 1, wherein: the punching die (9) axially coincides with the center of the three-jaw chuck (6), and a chamfer is machined on one end of the punching die (9) towards the three-jaw chuck (6).

5. A stainless steel pipe perforating apparatus as recited in claim 1, wherein: the punching die (9) is provided with a guide seat (10), a containing groove (93) is formed between the guide seat (10) and the punching die (9), and a guide hole (101) is formed by processing the position, opposite to the position of the forming hole (92), of the upper part of the guide seat (10).

6. A stainless steel pipe perforating apparatus as recited in claim 1, wherein: the upper part of the lifting plate (12) is connected with a pushing cylinder (14), and the pushing cylinder (14) is arranged on the upper fixing plate (13).

7. A stainless steel pipe perforating apparatus as recited in claim 1, wherein: a guide rod (15) is further arranged between the lower positioning seat (8) and the upper fixing plate (13), the middle part of the guide rod (15) penetrates through the lifting plate (12), and the lifting plate (12) can slide up and down along the guide rod (15).

8. A stainless steel pipe perforating apparatus as recited in claim 1, wherein: and a fan (16) is arranged at the left side of the punching mechanism, and the position of the fan (16) corresponds to the waste hole (91).

9. A stainless steel pipe perforating apparatus as recited in claim 1, wherein: the right side of the movable seat (4) is connected with a side pushing cylinder (2), and the side pushing cylinder (2) is arranged on the workbench (1).