CN218775528U

CN218775528U - Flat pipe cutting necking die

Info

Publication number: CN218775528U
Application number: CN202223218796.7U
Authority: CN
Inventors: 黄国松; 黄喆
Original assignee: Zhejiang Jinxin Aluminum Co ltd
Current assignee: Zhejiang Jinxin Aluminum Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-03-31
Anticipated expiration: 2032-12-02

Abstract

The utility model relates to the technical field of flat tubes, and discloses a flat tube cutting necking die, wherein a support frame is arranged at the top of a fixed seat, a necking component is arranged at the top of the fixed seat, a driving component is arranged at the bottom of the support frame above the necking component, and a cutting component is arranged at the top of the fixed seat behind the necking component; the flat pipe is prepressed and fixed through the compression columns, meanwhile, the connecting columns drive the connecting frame to move, so that the connecting frame drives the insertion columns to move downwards, one ends of the insertion columns are inserted into the slots and abut against inclined planes inside the slots, the necking dies are pushed to slide above the sliding rails, the necking grooves abut against the outer sides of the flat pipes, and therefore necking processing is conducted on the flat pipes, and operation is simple and rapid; through setting up U type connecting block and fixing bolt, can adjust the length of inserting the post, change the post of inserting of different length for the distance that the throat mould removed changes, thereby adjusts the degree of depth of flat tub of throat.

Description

Flat pipe cutting necking die

Technical Field

The utility model relates to a flat tub of technical field specifically is a flat tub of throat mould that cuts off.

Background

The end necking of the flat pipe is generally finished on a flat pipe straightening cutting machine by utilizing a flat pipe necking die, so that the assembly of the flat pipe and a collecting pipe is facilitated, two heads of the flat pipe for assembly need necking, during necking, the length of one-time necking of the die is twice of the length of necking of a flat pipe product, then the flat pipe is cut off in the middle, and a necking section is divided into two flat pipes by a fracture of the flat pipe, so that a pipe end necking is formed. When using flat tub of throat mould at present, can not adjust the throat degree of depth of flat pipe according to the demand, need many sets of throat moulds when causing the flat tub of throat of processing different specifications to lead to the increase of processing cost, for this reason, provide a flat tub of cutting off throat mould.

The information disclosed in this background section is only for enhancement of understanding of the general background of the application and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art that is already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flat pipe cuts off throat mould to when proposing to flat pipe throat mould at present and using in solving above-mentioned background art, can not adjust the throat degree of depth of flat pipe according to the demand, need many sets of throat moulds when causing the flat pipe throat of different specifications of processing, thereby lead to the problem of the increase of processing cost.

In order to achieve the above object, the utility model provides a following technical scheme: a flat tube cutting and necking die comprises a fixed seat, wherein a supporting frame is arranged at the top of the fixed seat, a necking component is arranged at the top of the fixed seat, a driving component is arranged at the bottom of the supporting frame above the necking component, and a cutting component is arranged at the top of the fixed seat behind the necking component;

the throat subassembly includes that quantity is two slide rails, quantity is two first spliced pole and quantity is two throat mould, two that quantity is two slide rail fixed connection is in the top of fixing base, two first spliced pole difference fixed connection is in two the one end of slide rail, two throat mould difference sliding connection is in two the top of slide rail, two the slot has all been seted up at the top of throat mould, there is the extension spring, two through threaded connection between throat mould and the first spliced pole the one end of throat mould is equipped with the throat groove, the top of fixing base is located two it places the piece to be equipped with flat pipe between the slide rail.

As further preferable in the present technical solution: drive assembly includes that pneumatic cylinder, second spliced pole and quantity are two link, pneumatic cylinder fixed connection is in the top of support frame, second spliced pole fixed connection just is located the inboard of support frame in the one end of the piston rod of pneumatic cylinder, two link fixed connection is in the both sides of second spliced pole, the equal fixedly connected with U type connecting block in both ends of link, there is fixing bolt through threaded connection in the inside of U type connecting block, the inboard that the outside of fixing bolt is located U type connecting block has cup jointed and has inserted the post.

As further preferable in the present technical solution: the cutting-off assembly comprises a first fixing block, a first blade and an electric cylinder, the first fixing block is fixedly connected to the top of the fixing seat and located at the rear of the flat tube placing block, the first blade is installed at the top of the first fixing block, the electric cylinder is installed at the top of the supporting frame and located at the rear of the hydraulic cylinder, the push rod end of the electric cylinder movably penetrates through the top of the supporting frame and a fixedly connected second fixing block, and the second blade located at the upper end of the first blade is installed at the bottom of the second fixing block.

As further preferable in the present technical solution: the bottom activity of second spliced pole has inserted the compression leg, the outside activity of compression leg has cup jointed expanding spring, expanding spring's one end fixed connection is in the bottom of second spliced pole, expanding spring's the other end fixed connection is in the outside of compression leg.

As a further preferred aspect of the present invention: the inserting column is positioned at the top of the slot and matched with the slot.

As a further preferred aspect of the present invention: the bottom of support frame is located the equal fixedly connected with guide post in both sides of second spliced pole, the guide post activity runs through in the top of link.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a compression leg carries out the pre-compaction to flat pipe fixed, and the spliced pole drives the link simultaneously and removes for the link drives and inserts the post downstream, makes the one end of inserting the post insert to the inside of slot and contradict on the inside inclined plane of slot, thereby promotes the throat mould and slides in the top of slide rail, makes the throat groove contradict in the outside of flat pipe, thereby carries out throat processing to flat pipe, and easy operation is swift.

2. Through setting up U type connecting block and fixing bolt, can adjust the length of inserting the post, change the post of inserting of different length for the distance that the throat mould removed changes, thereby adjusts the degree of depth of flat tub of throat.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the necking die of the present invention;

fig. 2 is a schematic view of a first fixing block structure of the present invention;

fig. 3 is a left side view structure diagram of the present invention;

fig. 4 is a schematic view of the slot structure of the present invention.

Description of reference numerals: 1. a fixed seat; 2. a support frame; 3. a necking component; 31. a slide rail; 32. a first connecting column; 33. necking down the mold; 34. inserting slots; 35. a tension spring; 36. a necking groove; 37. flat tube placing blocks; 4. a drive assembly; 41. a hydraulic cylinder; 42. a second connecting column; 43. a connecting frame; 44. a U-shaped connecting block; 45. inserting a column; 46. fixing the bolt; 5. cutting off the assembly; 51. a first fixed block; 52. a first blade; 53. an electric cylinder; 54. a second fixed block; 55. a second blade; 6. pressing the column; 7. a tension spring; 8. and a guide post.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the practical limit conditions of the present application, so that the modifications of the structures, the changes of the ratio relationships, or the adjustment of the sizes, do not have the technical essence, and the modifications, the changes of the ratio relationships, or the adjustment of the sizes, are all within the scope of the technical contents disclosed in the present application without affecting the efficacy and the achievable purpose of the present application.

Examples

In the prior art, when the flat pipe necking die is used at present, the necking depth of the flat pipe cannot be adjusted according to requirements, and multiple sets of necking dies are needed when the necking of the flat pipes with different specifications is processed, so that the processing cost is increased.

Referring to fig. 1-4, the present invention provides a technical solution: a flat tube cutting and necking die comprises a fixed seat 1, wherein a supporting frame 2 is arranged at the top of the fixed seat 1, a necking component 3 is arranged at the top of the fixed seat 1, a driving component 4 is arranged at the bottom of the supporting frame 2 above the necking component 3, and a cutting component 5 is arranged at the top of the fixed seat 1 behind the necking component 3;

through setting up throat subassembly 3, can carry out quick throat processing to flat pipe, throat subassembly 3 is including quantity slide rail 31 two, quantity is two first spliced pole 32 and quantity be two throat mould 33, two slide rail 31 fixed connection are in fixing base 1's top, two first spliced pole 32 respectively fixed connection in two slide rail 31's one end, two throat mould 33 respectively sliding connection in two slide rail 31's top, slot 34 has all been seted up at two throat mould 33's top, there is extension spring 35 through threaded connection between throat mould 33 and the first spliced pole 32, the one end of two throat mould 33 is equipped with throat groove 36, fixing base 1's top is located to be equipped with between two slide rail 31 and places flat pipe 37, insert to slot 34's inside and on the inside inclined plane of slot 34 through the one end of inserting post 45, thereby promote throat mould 33 and slide in slide rail 31's top, make throat groove 36 contradict in the outside of flat pipe, thereby to carry out throat processing.

By arranging the driving assembly 4, the flat pipe can be pre-pressed before processing, and meanwhile, the depth of the necking of the flat pipe can be adjusted, the driving assembly 4 comprises a hydraulic cylinder 41, a second connecting column 42 and two connecting frames 43, the hydraulic cylinder 41 is fixedly connected to the top of the supporting frame 2, the second connecting column 42 is fixedly connected to one end of a piston rod of the hydraulic cylinder 41 and is positioned on the inner side of the supporting frame 2, the two connecting frames 43 are fixedly connected to two sides of the second connecting column 42, two ends of the connecting frames 43 are both fixedly connected with U-shaped connecting blocks 44, the inner parts of the U-shaped connecting blocks 44 are connected with fixing bolts 46 through threads, and the outer sides of the fixing bolts 46 are positioned on the inner sides of the U-shaped connecting blocks 44 and are sleeved with inserting columns 45; the piston rod of the hydraulic cylinder 41 drives the second connecting column 42 to move, so that the compression column 6 is abutted against the upper part of the flat pipe, the telescopic spring 7 is in a compressed state, and the flat pipe is pre-pressed and fixed through the compression column 6; through setting up U type connecting block 44 and fixing bolt 46, can adjust the length of inserting post 45, change the post 45 of inserting of different length for the distance that throat mould 33 removed changes, thereby adjusts the degree of depth of flat tub throat.

The flat pipe is cut off by arranging the cutting assembly 5, the cutting assembly 5 comprises a first fixing block 51, a first blade 52 and an electric cylinder 53, the first fixing block 51 is fixedly connected to the top of the fixing base 1 and located behind the flat pipe placing block 37, the first blade 52 is installed at the top of the first fixing block 51, the electric cylinder 53 is installed at the top of the supporting frame 2 and located behind the hydraulic cylinder 41, the push rod end of the electric cylinder 53 movably penetrates through the top of the supporting frame 2 and is fixedly connected with a second fixing block 54, a second blade 55 located at the upper end of the first blade 52 is installed at the bottom of the second fixing block 54, when the throat of the flat pipe moves to the upper side of the first blade 52, the second fixing block 54 and the second blade 55 are driven to cut off the throat of the flat pipe by controlling the extension of the push rod of the electric cylinder 53, the flat pipe is machined, and the second blade 55 is driven to reset by controlling the push rod of the electric cylinder 53, so that the second blade 55 is reset, and the flat pipe is machined next time conveniently.

The compression leg 6 is movably inserted into the bottom of the second connecting column 42, the telescopic spring 7 is movably sleeved on the outer side of the compression leg 6, one end of the telescopic spring 7 is fixedly connected to the bottom of the second connecting column 42, the other end of the telescopic spring 7 is fixedly connected to the outer side of the compression leg 6, the insertion leg 45 is located at the top of the slot 34, the insertion leg 45 is matched with the slot 34, one end of the insertion leg 45 is inserted into the slot 34 and abuts against an inclined surface inside the slot 34, so that the necking die 33 is pushed to slide above the sliding rail 31, the guide columns 8 are fixedly connected to two sides of the bottom of the support frame 2, which are located on the second connecting column 42, and the guide columns 8 movably penetrate through the top of the connecting frame 43; through setting up guide post 8, avoid pneumatic cylinder 41 to drive and insert the skew of taking place when post 45 removes.

Theory of operation or structure, when carrying out the throat to flat pipe, piston rod extension through control pneumatic cylinder 41, make pneumatic cylinder 41's piston rod drive second spliced pole 42 and remove, make compression leg 6 conflict in the top of flat pipe, expanding spring 7 is in compression state this moment, it is fixed to carry out the pre-compaction to flat pipe through compression leg 6, second spliced pole 42 drives link 43 simultaneously and removes, make link 43 drive insert 45 downstream, make the one end of inserting post 45 insert to slot 34 inside and conflict on slot 34 inside inclined plane, thereby promote throat mould 33 and slide in slide rail 31's top, make throat groove 36 conflict in the outside of flat pipe, thereby the flat pipe carries out the throat processing to the flat pipe, extension spring 35 is in tensile state this moment, after flat pipe throat processing is accomplished, the piston rod through control pneumatic cylinder 41 resets, thereby drive the inside that insert post 45 kept away from slot 34, throat mould 33 then resets under the effect of 35 power, make throat mould 33 break away from the outside of flat pipe, make things convenient for processing next time, through setting up U type connecting block 44 and the setting of fixing bolt 46, the length of the change of inserting post can be adjusted the extension spring and carry out the removal of the extension spring 33, thereby the length of the extension spring that the extension spring carried out the throat mould to the extension spring that the extension of inserting post and carry out the change the depth adjustment mould 33, thereby the extension spring that the extension of taking place.

When the throat of flat pipe moves to the top of first blade 52, through the extension of the push rod of control electric jar 53 to drive second fixed block 54 and second blade 55 and cut off the throat of flat pipe, accomplish the processing to flat pipe promptly, rethread control electric jar 53's push rod resets, thereby drives second blade 55 and resets, thereby makes things convenient for next time to process flat pipe.

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

Claims

1. The utility model provides a flat pipe cuts off throat mould, includes fixing base (1), its characterized in that: a supporting frame (2) is arranged at the top of the fixed seat (1), a necking component (3) is arranged at the top of the fixed seat (1), a driving component (4) is arranged at the bottom of the supporting frame (2) above the necking component (3), and a cutting component (5) is arranged at the top of the fixed seat (1) behind the necking component (3);

throat subassembly (3) are two slide rail (31), the first spliced pole (32) that quantity is two and quantity and are two throat mould (33), two including quantity slide rail (31), quantity slide rail (31) fixed connection in the top of fixing base (1), two first spliced pole (32) fixed connection respectively in two the one end of slide rail (31), two throat mould (33) sliding connection respectively in two the top of slide rail (31), two slot (34) have all been seted up at the top of throat mould (33), there are extension spring (35), two through threaded connection between throat mould (33) and first spliced pole (32) the one end of throat mould (33) is equipped with throat groove (36), the top of fixing base (1) is located two it places piece (37) to be equipped with flat pipe between slide rail (31).

2. The flat tube cutting necking die according to claim 1, wherein: drive assembly (4) include link (43) that pneumatic cylinder (41), second spliced pole (42) and quantity are two, pneumatic cylinder (41) fixed connection is in the top of support frame (2), second spliced pole (42) fixed connection is in the one end of the piston rod of pneumatic cylinder (41) and is located the inboard of support frame (2), two link (43) fixed connection is in the both sides of second spliced pole (42), the equal fixedly connected with U type connecting block (44) in both ends of link (43), there is fixing bolt (46) inside of U type connecting block (44) through threaded connection, the inboard that the outside of fixing bolt (46) is located U type connecting block (44) has cup jointed and has inserted post (45).

3. The flat tube cutting necking die according to claim 1, wherein: the cutting-off assembly (5) comprises a first fixing block (51), a first blade (52) and an electric cylinder (53), the first fixing block (51) is fixedly connected to the top of the fixing seat (1) and located behind the flat pipe placing block (37), the first blade (52) is installed at the top of the first fixing block (51), the electric cylinder (53) is installed at the top of the supporting frame (2) and located behind the hydraulic cylinder (41), the push rod end of the electric cylinder (53) is movably penetrated through the top of the supporting frame (2) and fixedly connected with a second fixing block (54), and a second blade (55) located at the upper end of the first blade (52) is installed at the bottom of the second fixing block (54).

4. A flat tube cutting necking die according to claim 2, wherein: the bottom activity of second spliced pole (42) is inserted compression leg (6), expanding spring (7) have been cup jointed in the outside activity of compression leg (6), the one end fixed connection of expanding spring (7) is in the bottom of second spliced pole (42), the other end fixed connection of expanding spring (7) is in the outside of compression leg (6).

5. The flat tube cutting necking die according to claim 2, wherein: the inserting column (45) is positioned at the top of the inserting groove (34), and the inserting column (45) is matched with the inserting groove (34).

6. A flat tube cutting necking die according to claim 2, wherein: the bottom of support frame (2) is located equal fixedly connected with guide post (8) in both sides of second spliced pole (42), guide post (8) activity runs through in the top of link (43).