CN218252390U

CN218252390U - Outer tube punching direct-punching die

Info

Publication number: CN218252390U
Application number: CN202222552572.3U
Authority: CN
Inventors: 王宇航
Original assignee: Jiaxing Shengsimeng Precision Machinery Co ltd
Current assignee: Jiaxing Shengsimeng Precision Machinery Co ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-01-10
Anticipated expiration: 2032-09-26

Abstract

The utility model discloses an outer tube punches a hole and directly punches mould, including last mould, bed die, towards the die head, bed die one side outer wall fixed mounting has the die holder, and the square groove has been seted up at the die holder top, and the through-hole has been seted up to the die holder lateral wall, and the through-hole is linked together with the square groove, installs the mold core in the through-hole, and die holder and tubular product one end butt, mold core cup joint inside tubular product, and clearing hole has been seted up to mold core one side outer wall, goes up the mould and passes through the downward mould motion of punch press, makes to loop through die head and die holder and mold core. The utility model provides an outer tube straight die that punches a hole, the mold core butt that sets up in the die holder is passed through to the one end of treating processing tubular product on the die holder, and the tip butt of tubular product is inside the die holder, and tubular product cup joints on the mold core in the through-hole to make the die head carry out the die to the outer wall of tubular product tip, can punch out fixed dimension's cell type on the tubular product port, can improve the grooved precision of lift table leg tip, can improve the efficiency of lift table leg processing simultaneously.

Description

Outer tube punching direct-punching die

Technical Field

The utility model relates to a tubular product production and processing technology field relates to a outer tube punches a hole directly towards mould particularly.

Background

In the production process of the lifting table leg, in order to facilitate the installation of the follow-up table leg, the end part of the table leg is required to be provided with a square positioning groove, namely, the end part of the pipe is provided with a notch, and the end part of the lifting table leg and the table top plate are positioned and installed through the square positioning groove.

According to the publication: CN110355817A, published as 2019-10-22, discloses a pipe punching device, which comprises a bottom plate, a support frame, a driving part, an upper clamping part, a lower clamping part and a punching mechanism; the supporting frame is arranged on the bottom plate and comprises a transverse plate which is arranged opposite to the bottom plate at intervals, the upper clamping part and the lower clamping part are arranged between the transverse plate and the bottom plate, the driving part is fixed on the transverse plate and connected with the upper clamping part, and the lower clamping part is movably connected with the upper clamping part; the punching mechanism comprises at least one punching part, an upper die holder limited on the upper clamping part and a lower die holder limited on the lower clamping part, through grooves for pipes to pass through are formed between the opposite sides of the upper die holder and the lower die holder, the punching part is movably arranged on one side, deviating from the through grooves, of the upper die holder and/or the lower die holder, at least one punching nail is arranged on the punching part, and through holes for the punching nails to pass through are formed in the upper die holder and the lower die holder; the driving part is used for driving the upper clamping part and the lower clamping part to be close to or away from each other, and when the upper clamping part and the lower clamping part are close to each other, the upper die base and the lower die base can clamp a pipe tightly, and the punching part is pressed to enable the punching nail to penetrate through the through hole so as to punch the pipe in the through groove. The main technical effects are as follows: the upper clamping part and the lower clamping part are driven to be close to each other, so that the pipe can be clamped and the punching part can be abutted to punch, the structure is compact, a plurality of through holes which are uniformly distributed can be automatically punched, the efficiency is high, the cost is low, and the pipe punching machine is suitable for continuous production of pipes.

Current tubular product stamping die passes through tubular product and feeds towards mould inside, through the tool bit punching press trompil on the tubular product outer wall, when carrying out the breach fluting to the tubular product terminal surface, the unable accurate one end that is close to the tip to mould inside motion tubular product of tool bit carries out the accuracy and punches, for this reason, an outer tube straight punch mould that punches a hole is proposed, aim at solving current tubular product stamping die when carrying out the breach fluting to the tubular product terminal surface, the unable accurate one end that is close to the tip to mould inside motion tubular product of tool bit carries out the problem of accuracy and punches.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an outer tube punching direct punching die, when aiming at solving current tubular product stamping die and carrying out the breach fluting to the tubular product terminal surface, the unable accurate one end to the mould internal motion tubular product of subtending of tool bit is close to the tip carries out the problem of accurate punching.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides an outer tube punches a hole directly towards mould, includes mould and bed die, still includes:

the punching die comprises a punching die head arranged on the outer wall of one side of an upper die, a lower die seat is fixedly arranged on the outer wall of one side of the lower die, a square groove is formed in the top of the lower die seat, a through hole is formed in the side wall of the lower die seat and communicated with the square groove, a die core is arranged in the through hole and abutted to one end of a pipe, the die core is sleeved inside the pipe, a through hole is formed in the outer wall of one side of the die core, the upper die moves towards the lower die through a punch, and the punching die head is made to sequentially pass through the lower die seat and the die core.

Preferably, the outer wall of one side of the upper die is fixedly provided with an upper die holder, the outer wall of one side of the upper die holder is provided with a mounting groove, the side wall of the upper die holder is provided with an insertion hole, the insertion hole is communicated with the mounting groove, the outer wall of the punching die head is provided with a limiting groove, a limiting pin is arranged in the insertion hole, and the punching die head is connected in the mounting groove through the limiting pin.

Preferably, the outer wall of one side of the lower die base is provided with a limiting part, and the lower die base is abutted against the end face of the pipe through the limiting part.

Preferably, the outer wall of the upper die is symmetrically provided with guide sliding seats, the upper die is symmetrically provided with guide sliding rods, and the upper die is connected to the outer wall of the guide sliding rods in a sliding mode through the guide sliding seats.

In the technical scheme, the utility model provides a pair of outer tube punches a hole directly towards mould has following beneficial effect:

the utility model discloses a, treat the mold core butt that sets up in the one end of processing tubular product passes through the die holder on the die holder, the die head that dashes that sets up on the upper die base passes through the punch press and moves towards the bed die, die head one end loops through the clearing hole of square groove and mold core on the die holder, the tip butt of tubular product is inside the die holder, tubular product cup joints on the mold core in the through-hole, thereby make the die head carry out the die to the outer wall of tubular product tip, can punch out fixed dimension's cell type on the tubular product port, can improve the grooved precision of lift table leg tip, can improve the efficiency of lift table leg processing simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of a usage state structure provided by an embodiment of the present invention;

fig. 2 is a schematic view illustrating a disassembly of a pipe structure and a die structure after completion of stamping according to an embodiment of the present invention;

fig. 3 is a schematic view of a split structure of a lower die holder provided by an embodiment of the present invention;

fig. 4 is a schematic structural diagram in the stamping process provided by the embodiment of the present invention.

Description of reference numerals:

1. an upper die; 11. an upper die holder; 12. mounting grooves; 13. inserting holes; 14. a spacing pin; 15. a guide slide; 16. a guide slide bar; 2. a lower die; 3. punching a die head; 31. a limiting groove; 4. a lower die holder; 41. a limiting part; 5. a square groove; 6. a through hole; 7. a mold core; 8. through the aperture.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

Referring to fig. 1-4, an outer tube punching direct-punching die includes an upper die 1 and a lower die 2, and further includes:

the punching die comprises a punching die head 3 arranged on the outer wall of one side of an upper die 1, a lower die seat 4 is fixedly arranged on the outer wall of one side of the lower die 2, a square groove 5 is formed in the top of the lower die seat 4, a through hole 6 is formed in the side wall of the lower die seat 4, the through hole 6 is communicated with the square groove 5, a die core 7 is arranged in the through hole 6, the lower die seat 4 is abutted against one end of a pipe, the die core 7 is sleeved inside the pipe, a through hole 8 is formed in the outer wall of one side of the die core 7, and the upper die 1 moves towards the lower die 2 through a punch press to enable the punching die head 3 to sequentially pass through the lower die seat 4 and the die core 7.

Specifically, upper die 1 is installed in the punch press output through the bolt to can keep reciprocating motion through the punch press, and upper die 1 outer wall is provided with the symmetry and leads slide 15, and the symmetry is provided with on lower die 2 and leads slide bar 16, and upper die 1 is through leading slide 15 sliding connection in leading slide bar 16 outer wall. Fixed mounting has upper die base 11 on the outer wall of last mould 1 one side, upper die base 11 passes through bolt fixed mounting in the axis department of the outer wall of last mould 1 one side, mounting groove 12 has been seted up on the outer wall at upper die base 11 top, mounting groove 12 runs through in upper die base 11, the shape of mounting groove 12 and the shape looks adaptation of die head 3, it is concrete, die head 3 cross-section is the rectangle structure, spliced eye 13 has been seted up on the lateral wall of upper die base 11, spliced eye 13 and mounting groove 12 are linked together, as shown in fig. 3, spacing groove 31 has been seted up on the outer wall of die head 3 one side, the one end of die head 3 of seting up spacing groove 31 sets up inside mounting groove 12, there is spacer pin 14 at the inside swing joint of spliced eye 13, the one end of spacer pin 14 can be pegged graft inside the spacing groove 31 of die head 3 through spliced eye 13, thereby prevent that the one end of die head 3 from deviating from in mounting groove 12. The outer wall of one side of the lower die 2 is fixedly provided with a lower die holder 4, the lower die holder 4 is fixedly arranged at the middle shaft of the outer wall of one side of the lower die 2 through bolts, the middle shaft of the outer wall of the top of the lower die holder 4 is provided with a square groove 5, the shape of the square groove 5 is matched with the shape of the punching die head 3, so that the punching die head 3 can extend into the square groove 5, the outer wall of the lower die 2 is provided with a discharge groove for passing waste materials generated by punching, the position of the discharge groove is coincident with the position of the square groove 5, the outer wall of one side of the lower die holder 4 is provided with a limiting part 41, the lower die holder 4 is enabled to be in a U-shaped structure as shown in figure 3 through the arranged limiting part 41, the inner wall of one side of the limiting part 41 is provided with a through hole 6, and particularly, the shape of the through hole 6 is circular, be used for adaptation tubular product shape, through-hole 6 is linked together with square groove 5, it is concrete, square groove 5, mounting groove 12, clearing hole 8 all is located same straight line, promptly towards die head 3 can, holding tank 61 has all been seted up on the inner wall of keeping away from the relative both sides of through-hole 6 in spacing portion 41, the shape of holding tank 61 is preferably arc, and the radius of holding tank 61 is less than the radius of through-hole 6, make tubular product insert behind spacing portion 41 is inside, can with 41 one side inner wall butt of spacing portion, there is mold core 7 at 6 inside fixed mounting of through-hole, mold core 7 specifically is the cylinder type structure, an internal diameter for adaptation tubular product, clearing hole 8 has been seted up on the circumference outer wall of mold core 7, the shape of clearing hole 8 and the appearance adaptation of die head 3, make die head 3 can enter into inside clearing hole 8.

The utility model discloses a, treat that the one end of processing tubular product passes through the 7 butt of mold core that set up in the die holder 4 on die holder 4, the punching die head 3 that sets up on the upper die base 11 moves towards 2 of lower mould through the punch press, 3 one ends of punching die head loop through square groove 5 on the die holder 4 and clearing hole 8 of mold core 7, the tip butt of tubular product is inside die holder 4, tubular product cup joints on mold core 7 in through-hole 6, thereby make punching die head 3 can carry out the die to the outer wall of tubular product tip, can punch out fixed dimension's cell type on the tubular product port, can improve the grooved precision of lift table leg tip, can improve the efficiency of lift table leg processing simultaneously.

When using, will treat that processing tubular product inserts the spacing portion 41 inside of die holder 4 through holding tank 61, treat processing tubular product this moment and cup joint the one end at mold core 7, start the punch press, the punch press orders about mould 1 and follows the motion of leading slide bar 16, make the installation slide and run through the tubular product of treating of cup jointing in mold core 7 one end at last mould 1 last mounting groove 12 towards die head 3 to continue the lapse, make towards die head 3 run through in the square groove 5 that mold core 7 reachd die holder 4, accomplish the punching press.

It will be appreciated by those skilled in the art that other similar connections may be used to implement the present invention. Such as welding, bonding, or screwing.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides an outer tube punching direct stamping die, includes mould (1) and bed die (2), its characterized in that still includes:

set up in die stamping head (3) of upper die (1) one side outer wall, lower mould (2) one side outer wall fixed mounting has die holder (4), square groove (5) have been seted up at die holder (4) top, through-hole (6) have been seted up to die holder (4) lateral wall, through-hole (6) are linked together with square groove (5), install mold core (7) in through-hole (6), die holder (4) and tubular product one end butt, mold core (7) cup joint inside tubular product, clearing hole (8) have been seted up to mold core (7) one side outer wall, upper die (1) makes die stamping head (3) loop through die holder (4) and mold core (7) to die stamping head (2).

2. The outer tube punching direct punching die according to claim 1, wherein an upper die holder (11) is fixedly mounted on the outer wall of one side of the upper die (1), an installation groove (12) is formed in the outer wall of one side of the upper die holder (11), an insertion hole (13) is formed in the side wall of the upper die holder (11), the insertion hole (13) is communicated with the installation groove (12), a limit groove (31) is formed in the outer wall of the punching die head (3), a limit pin (14) is arranged in the insertion hole (13), and the punching die head (3) is connected in the installation groove (12) through the limit pin (14).

3. The outer tube punching direct stamping die according to claim 1, characterized in that a limiting portion (41) is formed on the outer wall of one side of the lower die holder (4), and the lower die holder (4) is abutted to the end face of the tube through the limiting portion (41).

4. The outer pipe punching and direct punching die according to claim 1, wherein the outer wall of the upper die (1) is symmetrically provided with guide sliding seats (15), the outer wall of the lower die (2) is symmetrically provided with guide sliding rods (16), and the upper die (1) is slidably connected to the outer walls of the guide sliding rods (16) through the guide sliding seats (15).