CN109967636B

CN109967636B - Flaring dotting die device adopting mechanical linkage structure

Info

Publication number: CN109967636B
Application number: CN201910294071.XA
Authority: CN
Inventors: 莫扬光
Original assignee: Guangdong Henderson Metal Co ltd
Current assignee: Guangdong Henderson Metal Co ltd
Priority date: 2019-04-12
Filing date: 2019-04-12
Publication date: 2023-05-09
Anticipated expiration: 2039-04-12
Also published as: CN109967636A

Abstract

The invention relates to a flaring dotting die device adopting a mechanical linkage structure, wherein a ratchet seat and a lower die sleeve are connected above a base, one side of the ratchet seat is connected with a ratchet through a rotating shaft, an anti-reversion claw is arranged below the ratchet, one end surface edge is uniformly connected with a plurality of groups of rollers around the circumference, a dotting core rod is movably penetrated between the inner wall surface of the lower die sleeve and the outer wall surface of the lower die sleeve, a flaring device is correspondingly arranged above the lower die sleeve, a top plate is penetrated above the flaring device, a pawl is connected with the upper end of the top plate corresponding to the ratchet, and the pawl is meshed with the ratchet when the top plate is pressed down; compared with the cylinder and the oil pressure, the mechanical linkage dotting action has the advantages that the action response is relatively quick due to the fact that the feedback and the receiving time of the sensing device are not needed; compared with the electrical control, the mechanical linkage can be zero in fault, the service life is longer than that of the electrical element, and the mechanical linkage is stable and reliable.

Description

Flaring dotting die device adopting mechanical linkage structure

Technical Field

The invention relates to a novel and special mechanical linkage device, in particular to a flaring dotting die device adopting a mechanical linkage structure.

Background

The traditional processing procedure of the copper exhaust pipe of the compressor is as follows: (1) and (3) blanking, chamfering, flaring, dotting and the like, wherein the working procedures (3) to (4) are finished by two working procedures of clamping twice.

The current market competition is strong, the cost profit is transparent, the process combination and the shortening of the production period are difficult to realize under the condition that the automatic equipment is not put into, the necessary direction of the automatic equipment is put into for the enterprises with strong stamina, however, the common transformation of piping products in the refrigeration industry is quicker, the general enterprises in copper piping keep the cost advantage in the strong bidding competition, the process combination optimization is realized by using the mechanical principle, the process combination can also be realized by adopting the mechanical action linkage design besides the automatic equipment, the one-time clamping is completed, and the relative input cost is low.

Disclosure of Invention

Aiming at the defects, the invention improves the prior art and provides a flaring dotting die device adopting a mechanical linkage structure, which has the following technical scheme:

according to the requirement of the product drawing, action analysis is carried out, when the top plate drives the force of the flaring device to move downwards, the fixed arm is driven to move downwards, the pawl is pressed downwards to be meshed with the ratchet wheel, the ratchet wheel is enabled to rotate, the dotting core rod is driven to move forwards leftwards under the action of the ratchet wheel, and therefore flaring and dotting action linkage is achieved.

The flaring dotting die device comprises a base, wherein a ratchet seat and a lower die sleeve are connected above the base, one side of the ratchet seat is connected with a ratchet through a rotating shaft, an anti-reversion claw is arranged below the ratchet, one end face edge is uniformly connected with a plurality of groups of rollers around the circumference, the anti-reversion claw is connected with one side of the ratchet seat, the lower die sleeve is of a hollow structure, a lower die punch is penetrated through the lower die sleeve, the lower die punch is fixedly arranged inside the lower die sleeve through the lower die sleeve, a dotting core rod is movably penetrated between the inner wall surface of the lower die sleeve and the outer wall surface of the lower die sleeve, a step-shaped structure is arranged between the dotting core rod and a penetrating end of the lower die sleeve, a reset spring penetrates through the dotting core rod, one end of the dotting core rod is exposed out of the lower die sleeve and corresponds to the rollers, when the ratchet rotates, the dotting core rod is contacted with the rollers, a flaring device is correspondingly arranged above the lower die sleeve, a top plate is penetrated above the device, the top plate is correspondingly connected with the ratchet, and the top plate is meshed with the top plate when the ratchet is pressed down; the flaring device comprises an upper die sleeve, wherein the upper end of the upper die sleeve is fixedly penetrated through the top plate, the inside of the upper die sleeve is of a hollow structure, a flaring punch is penetrated below the inside of the upper die sleeve, the lower end of the flaring punch leaks out of the bottommost end of the upper die sleeve, and when the top plate is pressed down, the bottom end of the flaring punch penetrates through a workpiece; the top plate is connected with the pawl through a fixed arm, the upper end of the fixed arm is fixedly connected with the top plate, the lower end of the fixed arm is rotatably connected with the pawl, the lower end of the pawl is meshed with the ratchet wheel, and the upper end of the pawl is connected with the fixed arm through a spring.

The flaring punch and the lower die punch are arranged on the same axis.

Five groups of rollers are uniformly connected with one side edge of the ratchet wheel around the circumference.

The top end of the lower die punch is of a stepped structure.

The upper part of the base is connected with a supporting seat which is arranged below the anti-reversion claw and enables the anti-reversion claw to be meshed with the ratchet wheel.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, by utilizing a mechanical principle, the 2-included-angle 90-degree mechanical action linkage is realized by adopting principles such as a ratchet, an anti-reversion device and rolling contact friction, and the anti-reversion device is added in the action, so that the flaring dotting die device for sequentially processing products according to the design action and following a certain rule is realized, the process combination is realized under the condition of not throwing automatic equipment, the product quality requirement is met, the manufacturing cost is simultaneously reduced, the production efficiency is improved, the production period is shortened, and the cost advantage of enterprises is improved; the invention has compact structure, convenient disassembly and clamping, and the manufacturing cost is tens of times lower than that of automatic equipment; compared with the cylinder and the oil pressure, the mechanical linkage dotting action has the advantages that the action response is relatively quick due to the fact that the feedback and the receiving time of the sensing device are not needed; compared with the electrical control, the mechanical linkage can be zero in fault, the service life is longer than that of the electrical element, and the mechanical linkage is stable and reliable.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the following description of the embodiments will briefly describe the drawings that are required to be used in the description:

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a side view of the present invention;

FIG. 4 is a top view of the present invention;

comprising the following steps: pawl 1, base 2, ratchet 3, gyro wheel 4, prevent reverse claw 5, dotting core bar 6, lower die punch 7, flaring punch 8, lower die cover 9, go up die cover 10, ratchet seat 11, pivot 12, reset spring 13, flaring device 14, roof 15, fixed arm 16, supporting seat 17, spring 18.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to fall within the scope of the invention.

Embodiments of the present invention will be described in further detail below with reference to the attached drawings, as follows:

the flaring dotting die device adopting the mechanical linkage structure is shown in the combination of fig. 1 to 4, and comprises a base 2, a ratchet seat 11 and a lower die sleeve 9 are movably arranged above the base 2, one side of the ratchet seat 11 is connected with a ratchet wheel 3 through a rotating shaft 12, an anti-reversion claw 5 is arranged below the ratchet wheel 3, one end surface edge is uniformly connected with a plurality of groups of rollers 4 around the circumference, the anti-reversion claw 5 is connected with one side of the ratchet seat 11, the lower die sleeve 9 is of a hollow structure, a lower die punch 7 is penetrated by the lower die punch 7, the lower die punch 7 is fixedly arranged inside the lower die sleeve 9 through the lower die sleeve 9, a dotting core bar 6 is movably penetrated between the inner wall surface of the lower die sleeve 9 and the outer wall surface of the lower die sleeve, a reset spring 13 is arranged between the dotting core bar 6 and the penetrating end of the lower die sleeve 9, one end of the dotting core bar 6 is externally exposed outside the lower die sleeve 9 and corresponds to the rollers 4, the dotting core bar 6 contacts the rollers 4 when the ratchet wheel 3 rotates, the flaring core bar 6 is correspondingly contacted with the rollers 4, the flaring core bar 14 is correspondingly arranged above the lower die sleeve 9, a flaring device 15 is correspondingly arranged on the ratchet wheel 3, and a top plate 15 is correspondingly arranged on the ratchet wheel 1 and a top plate 15 is correspondingly pressed on the top plate 1.

The flaring device 14 comprises an upper die sleeve 10, the upper end of the upper die sleeve 10 is fixedly penetrated through a top plate 15, the inside of the upper die sleeve is of a hollow structure, a flaring punch 8 is penetrated under the inside of the upper die sleeve 10, the lower end of the flaring punch 8 leaks out of the bottommost end of the upper die sleeve 10, when the top plate 15 is pressed down, the bottom end of the flaring punch 8 is penetrated through a workpiece, and the flaring punch 8 and the lower die punch 7 are arranged on the same axis.

The top plate 15 is connected with the pawl 1 through a fixed arm 16, the upper end of the fixed arm 16 is fixedly connected with the top plate 15, the lower end of the fixed arm 16 is rotatably connected with the pawl 1, the lower end of the pawl 1 is meshed with the ratchet wheel 3, and the upper end of the fixed arm 16 is connected with the fixed arm through a spring 18.

Five groups of rollers 4 are uniformly connected around the circumference on one side edge of the ratchet wheel 3, the top end of the lower die punch 7 is of a step structure, a supporting seat 17 is connected above the base 2, the supporting seat 17 is arranged below the anti-reversion claw 5, a supporting spring is arranged between the supporting seat 17 and the anti-reversion claw 5, and the anti-reversion claw 5 is meshed with the ratchet wheel 3.

According to the requirement of a product drawing, action analysis is carried out, when the top plate 15 drives the force of the flaring device 14 to descend, meanwhile, the fixed arm 16 is driven to descend, the pawl 1 is pressed down to be meshed with the ratchet wheel 3, the ratchet wheel 3 is enabled to rotate, the dotting core rod 6 is driven to advance leftwards under the action of the ratchet wheel 3, and therefore flaring and dotting action linkage is achieved; design analysis: according to the product requirement, the dotting depth is met, the consistency of the dotting depth is ensured, and the dotting core bar 6 and the roller 4 are designed to be in rolling friction; the fixed arm 16 is made to descend, the pawl 1 is pressed down to be meshed with the ratchet wheel 3, the ratchet wheel 3 is made to rotate clockwise, and an anti-reverse device is required to be designed in order to prevent the pawl 1 from driving the ratchet wheel 3 to rotate anticlockwise when the pawl 1 ascends.

The invention is mainly applicable to various kinds of compressor exhaust pipes, and the like, is not suitable for being put into automatic equipment in medium and small batches, can realize the production of combining the product flaring and dotting procedures, can realize the completion of 2 procedures by one-time clamping after improvement, is convenient and quick, improves the production efficiency, solves the problems of multiple clamping of one product, clamping damage of the appearance generated by product circulation and the like in the prior art, and simultaneously ensures the accurate positioning precision and the like compared with one-time clamping.

Working principle: the top plate 15 drives the upper die to move downwards and simultaneously drives the upper die flaring punch 8 and the pawl 1 to work, the roller 4 is driven to rotate 72 degrees clockwise when the pawl 1 moves downwards and rolls with the dotting core bar 6 in the rotating process when the upper die flaring punch 8 is about to finish, and the core bar is driven to push leftwards, so that dotting action is realized.

The invention utilizes the mechanical principle, adopts the principles of ratchet wheel 3, anti-reversion device, rolling contact friction and the like to realize the linkage of mechanical actions with 2 included angles of 90 degrees, adds the anti-reversion device in the actions, realizes the flaring dotting die device for processing products according to the design actions and following a certain rule sequence, realizes the process combination under the condition of not throwing automatic equipment, meets the product quality requirement, simultaneously reduces the manufacturing cost, improves the production efficiency, shortens the production period and improves the cost advantage of enterprises; the invention has compact structure, convenient disassembly and clamping, and the manufacturing cost is tens of times lower than that of automatic equipment; compared with the cylinder and the oil pressure, the mechanical linkage dotting action has the advantages that the action response is relatively quick due to the fact that the feedback and the receiving time of the sensing device are not needed; compared with the electrical control, the mechanical linkage can be zero in fault, the service life is longer than that of the electrical element, and the mechanical linkage is stable and reliable.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims

1. The utility model provides an adopt flaring of mechanical linkage structure to beat some mould device, including base (2), its characterized in that: the upper part of the base (2) is connected with a ratchet seat (11) and a lower die sleeve (9), one side of the ratchet seat (11) is connected with a ratchet (3) through a rotating shaft (12), the lower part of the ratchet (3) is provided with an anti-reversion claw (5), one end surface edge is uniformly connected with a plurality of groups of rollers (4) around the circumference, the anti-reversion claw (5) is connected with one side of the ratchet seat (11), the lower die sleeve (9) is of a hollow structure, a lower die punch (7) is penetrated through the lower die sleeve (9) to enable the lower die punch (7) to be fixedly arranged in the lower die sleeve (9), a dotting core bar (6) is movably penetrated between the inner wall surface of the lower die sleeve (9) and the outer wall surface of the lower die sleeve, a reset spring (13) is arranged between the dotting core bar and the penetrating end of the lower die sleeve (9), one end of the dotting core bar (6) is penetrated through the dotting core bar (6), the flaring device (14) is correspondingly arranged on the outer side of the lower die sleeve (9) and is contacted with the roller (4) when the upper die sleeve (14) is contacted with the upper die sleeve (4), the upper end of the top plate (15) corresponding to the ratchet wheel (3) is connected with a pawl (1), when the top plate (15) is pressed down, the flaring device (14) is pressed down to flare, and meanwhile, the pawl (1) is meshed with the ratchet wheel (3); the flaring device (14) comprises an upper die sleeve (10), the upper end of the upper die sleeve (10) is fixedly arranged on a top plate (15) in a penetrating manner, the inside of the upper die sleeve is of a hollow structure, a flaring punch (8) is arranged below the inside of the upper die sleeve (10) in a penetrating manner, the lower end of the flaring punch (8) leaks out of the bottommost end of the upper die sleeve (10), and when the top plate (15) is pressed down, the bottom end of the flaring punch (8) is arranged on a workpiece in a penetrating manner; the top plate (15) is connected with the pawl (1) through a fixed arm (16), the upper end of the fixed arm (16) is fixedly connected with the top plate (15), the lower end of the fixed arm is rotatably connected with the pawl (1), the lower end of the pawl (1) is meshed with the ratchet wheel (3), and the upper end of the pawl is connected with the fixed arm (16) through a spring (18).

2. A flaring dotting die apparatus as defined in claim 1, wherein said flaring dotting die apparatus is of mechanical linkage structure and is characterized by: the flaring punch (8) and the lower die punch (7) are arranged on the same axis.

3. A flaring dotting die apparatus as defined in claim 1, wherein said flaring dotting die apparatus is of mechanical linkage structure and is characterized by: five groups of rollers (4) are uniformly connected around the circumference at one side edge of the ratchet wheel (3).

4. A flaring dotting die apparatus as defined in claim 1, wherein said flaring dotting die apparatus is of mechanical linkage structure and is characterized by: the top end of the lower die punch (7) is of a stepped structure.

5. A flaring dotting die apparatus as defined in claim 1, wherein said flaring dotting die apparatus is of mechanical linkage structure and is characterized by: the upper part of the base (2) is connected with a supporting seat (17), and the supporting seat (17) is arranged below the anti-reversion claw (5) and enables the anti-reversion claw (5) to be meshed with the ratchet wheel (3).