CN114101507A

CN114101507A - Pipe end mechanism

Info

Publication number: CN114101507A
Application number: CN202111532897.9A
Authority: CN
Inventors: 龙晓明; 冯梓彬
Original assignee: Oms Machinery Co Ltd
Current assignee: Oms Machinery Co Ltd
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-03-01

Abstract

The invention discloses a pipe end mechanism which comprises a moving seat, a punch station and a clamping station, wherein a plurality of side-by-side punches are arranged on the moving seat along the moving direction of the moving seat, the moving seat is used for moving and conveying the punches to the punch station, the clamping station is arranged on the path of the punch station in the punching direction, and the clamping station is used for clamping a pipe fitting so that the punches on the punch station can punch the end part of the pipe fitting; through the arrangement mode who changes a plurality of drifts, make a plurality of drifts set up side by side along the moving direction who removes the seat on removing the seat, a plurality of drifts specifically are vertical range to make the overall structure of pipe end mechanism compacter, remove the seat shape moreover and be the design of square body, it is convenient to make, and the material use amount is few, can effectively reduce manufacturing cost, and it is more convenient to remove the installation of seat and drift.

Description

Pipe end mechanism

Technical Field

The invention relates to the field of machining, in particular to a pipe end mechanism.

Background

At present, a pipe end mechanism on the market generally only has one punch, and the end of a pipe fitting such as a copper pipe can be punched and shaped (for example, hole expansion or necking) through the punching action of the punch, and the existing pipe end machine has the following technical problems in the actual production process: the pipe end machine can only punch the pipe fittings of one type at a time, if the pipe fittings of different types need to be punched, the original punch head needs to be detached, the needed punch head is installed again, the operation is troublesome, the production efficiency of the pipe end machine is low, and particularly, when the pipe fittings of various different types are punched, the problem is particularly prominent.

In order to solve the above problems, the applicant has invented a multi-punch pipe end mechanism, which can be referred to with the following publication: CN 211464373U, invention name: the utility model provides a rotary die change device of pipe-end machine, this scheme adopts the mode of carousel to realize the retooling of drift, convenient to use, but the structure of carousel makes this mechanism whole bulky, and parts machining is with high costs for manufacturing cost is high.

Disclosure of Invention

The invention aims to provide a pipe end mechanism which is compact and simple in structure, convenient to install and low in manufacturing cost.

In order to achieve the purpose, the invention adopts the following technical scheme:

the invention aims to provide a pipe end mechanism which comprises a moving seat, a punch station and a clamping station, wherein a plurality of side-by-side punches are arranged on the moving seat along the moving direction of the moving seat, the moving seat is used for moving and conveying the punches to the punch station, the clamping station is arranged on the path of the punch station in the punching direction, and the clamping station is used for clamping a pipe so that the punches on the punch station can punch the end part of the pipe.

Preferably, the punch is a necking die, and the necking calibers of different punches are different.

Preferably, the punching head device further comprises a base, a first driving device, a second driving device and a connecting seat, the connecting seat is movably mounted on the base, the moving seat is movably mounted on the connecting seat, the first driving device is mounted on the base and connected with the connecting seat, the second driving device is mounted on the connecting seat and connected with the moving seat, the second driving device is used for driving the moving seat to enable the moving seat to convey the punching head to the punching head station, and the first driving device is used for driving the connecting seat to enable the punching head on the punching head station to be far away from or close to the end portion of the pipe fitting along the punching direction.

Preferably, the clamping device further comprises an upper clamping die and a lower clamping die, and the clamping station is formed between the upper clamping die and the lower clamping die.

Preferably, the lower clamping die is mounted on the base, and the upper clamping die is movably mounted on the base.

Preferably, the clamping device further comprises a third driving device, wherein the third driving device is installed on the base and connected with the upper clamping die and used for driving the upper clamping die to be close to or far away from the lower clamping die.

Preferably, a mandrel is installed in the cavity of the necking die.

Preferably, at least 2 punches are provided.

The invention has the beneficial effects that:

according to the pipe end mechanism provided by the invention, the arrangement mode of the plurality of punches is changed, so that the plurality of punches are arranged on the movable seat side by side along the moving direction of the movable seat, the plurality of punches are vertically arranged, the integral structure of the pipe end mechanism is more compact, the movable seat is in a square design, the pipe end mechanism is convenient to manufacture, the material consumption is less, the manufacturing cost can be effectively reduced, and the movable seat and the punches are more convenient to install.

Drawings

FIG. 1 is a schematic structural view of a pipe end mechanism provided by the present invention;

FIG. 2 is a schematic structural view of the machining principle of the pipe end mechanism provided by the present invention;

FIG. 3 is a schematic structural view of a right side projection of the movable base and the punch according to the present invention;

fig. 4 is a schematic structural diagram of another state of the pipe end mechanism provided by the invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 3, the present embodiment provides a pipe end mechanism, which includes a moving seat 1, a punch station 2 and a clamping station 3, wherein a plurality of side-by-side punches 4 are arranged on the moving seat 1 along a moving direction of the moving seat 1, the moving seat 1 is used for moving and conveying the punches 4 to the punch station 2, the clamping station 3 is arranged on a path of a punching direction of the punch station 2, and the clamping station 3 is used for clamping a pipe 40 so that the punches 4 on the punch station 2 punch an end of the pipe 40; the arrangement mode of the plurality of punches 4 is changed, so that the plurality of punches 4 are arranged on the movable seat 1 side by side along the moving direction of the movable seat 1, the plurality of punches 4 are vertically arranged, the integral structure of the pipe end mechanism is more compact, the movable seat 1 is in a square design, the manufacturing is convenient, the material usage amount is small, the manufacturing cost can be effectively reduced, and the movable seat 1 and the punches 4 are more convenient to install; wherein, the number of the punch heads 4 is at least 2, in this embodiment, the number of the punch heads 4 is 4, and the number of the punch heads 4 can be designed according to actual production requirements.

The punch 4 is a necking die, and the necking calibers of different punches 4 are different; specifically, the necking calibers of the punches 4 are arranged in a descending order from top to bottom along the moving direction of the moving seat 1; when the pipe end mechanism is used, the required punch 4 is conveyed to the punch station 2 through the movable seat 1, the end part of the pipe 40 on the clamping station 3 can be punched and shaped by the punch 4, when different punches 4 are required to be used, the corresponding punch 4 can be switched to the punching station through the movement of the movable seat 1, so that the end part of the pipe 40 on the clamping station 3 can be punched and shaped by the punch 4, in the pipe end mechanism provided by the invention, the rotation switching of each punch 4 is realized through the arrangement of the movable seat 1, the punching requirements of different pipes 40 are met, the operation is simple, the use is convenient, the production efficiency is effectively improved, and the large-batch production of various different models of pipes 40 is facilitated.

As shown in fig. 4, the pipe end mechanism further includes a base 5, a first driving device 6, a second driving device 7 and a connecting base 8, the connecting base 8 is movably mounted on the base 5 through a sliding rail assembly, the moving base 1 is movably mounted on the connecting base 8 through a sliding rail assembly, the first driving device 6 is mounted on the base 5 and connected with the connecting base 8, the second driving device 7 is mounted on the connecting base 8 and connected with the moving base 1, the second driving device 7 is used for driving the moving base 1, so that the moving base 1 conveys the punch 4 to the punch station 2, the first driving device 6 is used for driving the connecting base 8, so that the punch 4 on the punch station 2 is far away from or close to the end of the pipe 40 along the punching direction, and the pipe end mechanism has simple structure, simple transmission mode and convenient assembly; in this embodiment, the first driving device 6 is a cylinder, the second driving device 7 is a motor screw module, and the motor screw module is used to facilitate gradual control of the moving distance of the punch 4 when the punch 4 is replaced, so as to improve the control precision.

As shown in fig. 4, the pipe end mechanism further includes a third driving device 20, an upper clamping die 9 and a lower clamping die 10, and the clamping station 3 is formed between the upper clamping die 9 and the lower clamping die 10; the lower clamping die 10 is mounted on the base 5, and the upper clamping die 9 is movably mounted on the base 5 through a sliding block assembly; the third driving device 20 is installed on the base 5 and connected with the upper clamping die 9, and is used for driving the upper clamping die 9 to be close to or far away from the lower clamping die 10, when the third driving device 20 drives the upper clamping die 9 to be close to the lower clamping die 10, the upper clamping die 9 and the lower clamping die 10 can clamp the pipe fitting 40, the structure is simple, the pipe end machining function and the clamping function are integrated, the pipe end mechanism can be conveniently moved in a whole renting mode in the later period, the punch station 2 and the clamping station 3 do not need to be aligned again after moving, and the use is convenient; in the present embodiment, the third driving device 20 is a cylinder.

As shown in fig. 2 and fig. 3, in this embodiment, the mandrel 30 is installed in the cavity 41 of the necking die, and the mandrel 30 is arranged to prevent the necking transition of the tube end of the tube 40 and ensure that the inner diameter of the tube 40 meets the production requirement; in practice, the necking of the end of the tube 40 may be performed without the mandrel 30, depending on the manufacturing requirements.

It should be noted that all the directional indicators (such as "up", "down", "front", "back", "vertical", etc.) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; "connected" may be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.

Claims

1. The utility model provides a pipe end mechanism, characterized in that, including removing seat (1), drift station (2) and pressing from both sides tight station (3), on removing seat (1), be provided with a plurality of drifts (4) side by side along the moving direction who removes seat (1), remove seat (1) and be used for the removal to carry drift (4) to drift station (2), press from both sides tight station (3) and set up on the route of the punching press direction of drift station (2), press from both sides tight station (3) and be used for pressing from both sides tight pipe fitting (40) to supply drift (4) on drift station (2) to punch the tip of pipe fitting (40).

2. The pipe end mechanism according to claim 1, wherein: the punch (4) is a necking die, and the necking calibers of different punches (4) are different.

3. A pipe end mechanism according to claim 1 or 2, wherein: still include base (5), first drive arrangement (6), second drive arrangement (7) and connecting seat (8), connecting seat (8) are movably installed on base (5), remove seat (1) and movably install on connecting seat (8), first drive arrangement (6) are installed on base (5) and are connected with connecting seat (8), second drive arrangement (7) install on connecting seat (8) and with remove seat (1) and be connected, second drive arrangement (7) are used for the drive remove seat (1), make remove seat (1) with drift (4) carry extremely drift station (2), first drive arrangement (6) are used for driving connecting seat (8), make drift (4) on drift station (2) keep away from or are close to the tip of pipe fitting (40) along the punching press direction.

4. The pipe end mechanism according to claim 3, wherein: the clamping device further comprises an upper clamping die (9) and a lower clamping die (10), and the clamping station (3) is formed between the upper clamping die (9) and the lower clamping die (10).

5. The pipe end mechanism according to claim 4, wherein: the lower clamping die (10) is mounted on the base (5), and the upper clamping die (9) is movably mounted on the base (5).

6. The pipe end mechanism according to claim 5, wherein: the clamping device further comprises a third driving device (20), wherein the third driving device (20) is installed on the base (5) and connected with the upper clamping die (9) to drive the upper clamping die (9) to be close to or far away from the lower clamping die (10).

7. The pipe end mechanism according to claim 2, wherein: a mandrel (30) is arranged in the cavity (41) of the necking die.

8. The pipe end mechanism according to claim 1, wherein: the punch heads (4) are at least provided with 2 punch heads.