CN216027687U

CN216027687U - Positioning adjustment type stamping die for machine parts

Info

Publication number: CN216027687U
Application number: CN202121586486.3U
Authority: CN
Inventors: 刘毅; 姚永志
Original assignee: Jiangsu Jinxi Casting And Forging Co ltd
Current assignee: Jiangsu Jinxi Casting And Forging Co ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2022-03-15
Anticipated expiration: 2031-07-13

Abstract

The utility model relates to the technical field of machining of mechanical parts and discloses a positioning and adjusting type stamping die for mechanical parts, which comprises a lower die holder, wherein a lower die is fixedly installed at the top end of the lower die holder, and a demolding mechanism is arranged between the lower die holder and the lower die; the demoulding mechanism comprises an ejector plate, a gear column and two rack plates, the ejector plate is slidably sleeved inside the lower mould, the gear column is slidably sleeved inside the lower mould seat, and the two rack plates are symmetrically and fixedly connected to the bottom end of the ejector plate; an upper die holder is arranged above the lower die holder, and an upper die is fixedly connected to the bottom end of the upper die holder. This positioning adjustment type stamping die for machine part through demoulding mechanism's design, behind machine part stamping forming, operating personnel accessible rotates gear post and realizes demoulding mechanism's operation, realizes machine part's drawing of patterns work under the apical force of liftout plate then in demoulding mechanism, need not the manual work and demold, has guaranteed operating personnel's safety.

Description

Positioning adjustment type stamping die for machine parts

Technical Field

The utility model relates to the technical field of machining of mechanical parts, in particular to a positioning and adjusting type stamping die for mechanical parts.

Background

The mechanical parts refer to various parts and accessories for replacement and maintenance of construction machinery, production equipment, transportation equipment and the like of enterprises, and the mechanical parts need to be punched during processing so as to obtain products with different specifications and models.

When mechanical parts stamping forming production, the product after the punching press was accomplished pastes on stamping die easily, and if the mould broke down when the manual work was taken out and lead to the fact the mould to drop, then cause unnecessary injury to operating personnel easily.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a stamping die for a positioning and adjusting type mechanical part, which aims to solve the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a stamping die for a positioning adjustment type mechanical part comprises a lower die holder, wherein a lower die is fixedly mounted at the top end of the lower die holder, and a demolding mechanism is arranged between the lower die holder and the lower die;

the demolding mechanism comprises an ejector plate, a gear column and two rack plates, the ejector plate is slidably sleeved inside the lower mold, the gear column is slidably sleeved inside the lower mold base, and the two rack plates are symmetrically and fixedly connected to the bottom end of the ejector plate;

an upper die holder is arranged above the lower die holder, and an upper die is fixedly connected to the bottom end of the upper die holder.

Preferably, one end of the gear column is rotatably connected with the inner cavity of the lower die holder, one end of the gear column penetrates through the lower die holder and is fixedly connected with a rotating handle, and the outer side of the gear column is meshed with one side of each of the two rack plates.

Preferably, the guide way has been seted up to the inside symmetry of die holder, the equal sliding connection of inner wall of guide way has the limiting plate, the top of limiting plate and the bottom fixed connection of rack plate.

Preferably, the bottom symmetry fixedly connected with two locating levers of last mould, two constant head tanks have been seted up to the top symmetry of bed die, two the locating lever subsection is pegged graft in the inside of two constant head tanks.

Preferably, the top end of the lower die holder is symmetrically and fixedly connected with two supporting rods, the top parts of the two supporting rods are sleeved with the loop bars in a sliding mode, and the top ends of the loop bars are fixedly connected with the bottom end of the upper die holder.

Preferably, the outer side of the supporting rod is sleeved with a return spring, the bottom end of the return spring is fixedly connected with the top end of the lower die holder, and the top end of the return spring is fixedly connected with the bottom end of the upper die holder.

Preferably, the top end of the upper die base is fixedly connected with a driving device joint, and the bottom end of the upper die is fixedly connected with a stamping head.

(III) advantageous effects

Compared with the prior art, the utility model provides a positioning adjustment type stamping die for mechanical parts, which has the following beneficial effects:

1. according to the stamping die for the positioning adjustment type mechanical part, through the design of the demolding mechanism, after the mechanical part is stamped and formed, if the mechanical part is clamped in the lower die, an operator can realize the operation of the demolding mechanism by rotating the gear column, and then realize the demolding work of the mechanical part under the jacking force of the jacking plate in the demolding mechanism, manual demolding is not needed, and the safety of the operator is ensured;

2. this positioning adjustment type stamping die for machine part through the design of locating lever, when carrying out stamping operation to machine part, utilizes the grafting between locating lever and the constant head tank, precision when effectively having improved machine part stamping forming.

Drawings

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

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

In the figure: 1. a lower die holder; 2. an upper die holder; 3. an upper die; 4. a lower die; 5. a loop bar; 6. a drive means joint; 7. a support bar; 8. a return spring; 9. positioning a rod; 10. punching a head; 11. a material ejecting plate; 12. a gear post; 13. a guide groove; 14. a rack plate; 15. and a limiting plate.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-2, the utility model provides a technical solution, a positioning adjustment type stamping die for a mechanical part, comprising a lower die holder 1, wherein a lower die 4 is fixedly installed at the top end of the lower die holder 1, and a demoulding mechanism is arranged between the lower die holder 1 and the lower die 4; the demoulding mechanism comprises an ejector plate 11, a gear column 12 and two rack plates 14, wherein the ejector plate 11 is sleeved inside the lower mould 4 in a sliding manner, referring to the attached drawing 1, when demoulding is not performed, the top end of the ejector plate 11 is flush with the bottom end of an inner cavity of the lower mould 4, the gear column 12 is sleeved inside the lower mould base 1 in a sliding manner, and the two rack plates 14 are symmetrically and fixedly connected to the bottom end of the ejector plate 11.

One end of a gear column 12 is rotatably connected with the inner cavity of the lower die holder 1, a bearing is fixedly embedded in the inner cavity of the lower die holder 1, the inner cavity of the lower die holder 1 is fixedly connected with the outer ring of the bearing, one end of the gear column 12 is fixedly connected with the inner ring of the bearing, so that the gear column 12 rotates in the lower die holder 1, one end of the gear column 12 penetrates through the lower die holder 1 and is fixedly connected with a rotating handle, the outer side of the gear column 12 is meshed with one side of two rack plates 14, through the meshing between the gear column 12 and the two rack plates 14, the lifting of the two rack plates 14 is realized when the gear column 12 rotates, then the demoulding operation of the ejector plate 11 is realized under the lifting of the two rack plates 14, guide grooves 13 are symmetrically arranged in the lower die holder 1, the inner walls of the guide grooves 13 are respectively and slidably connected with limiting plates 15, the top ends of the limiting plates 15 are fixedly connected with the bottom ends of the rack plates 14, and are slidably connected with the limiting plates 15 through the guide grooves 13, to limit the maximum distance that the two rack plates 14 can move longitudinally.

The top of die holder 1 is provided with upper die base 2, and the top fixedly connected with drive arrangement of upper die base 2 connects 6, and drive arrangement connects 6 and is connected with outside power device, for example: the cylinder, mould 3 on the bottom fixedly connected with of upper die base 2, the first 10 of bottom fixedly connected with punching press of last mould 3, the outside of punching press head 10 cup joints with the inside of bed die 4, two locating levers 9 of the bottom symmetry fixedly connected with of last mould 3, two constant head tanks have been seted up to the top symmetry of bed die 4, two locating lever 9 subsections are pegged graft in the inside of two constant head tanks, through pegging graft between locating lever 9 and the constant head tank, precision when having effectively improved last mould 3 punching press.

Two bracing pieces 7 of top symmetry fixedly connected with of die holder 1, loop bar 5 has all been cup jointed in the top of two bracing pieces 7 that slides, the top of two loop bars 5 all with the bottom fixed connection of upper die base 2, cup joint through sliding between loop bar 5 and the bracing piece 7, stability when improving 2 longitudinal movement of upper die base, reset spring 8 has been cup jointed in the outside of bracing piece 7, refer to figure 1, reset spring 8 is in the unstressed state this moment, reset spring 8's bottom and die holder 1's top fixed connection, reset spring 8's top and upper die base 2's bottom fixed connection, utilize reset spring 8's elastic potential energy, damage because of the ram pressure degree is too big when having reduced last mould 3 and leading to machine part when pushing down.

The working principle of the device is as follows: referring to the attached drawing 1, after the external power device and the driving device joint 6 are connected, an operator places mechanical parts on the lower die 4, the operator opens the external power device, the upper die base 2 is pushed to move downwards under the operation of the external power device, the upper die base 2 moves to drive the loop bar 5 to move, the loop bar 5 moves to enable the reset spring 8 to be compressed under stress, meanwhile, the upper die base 2 moves to further drive the upper die 3 to move, the upper die 3 moves to drive the stamping head 10 and the positioning rod 9 to move synchronously, and when the positioning rod 9 is completely inserted into the positioning groove, the stamping forming work of the mechanical parts can be completed at the moment.

After the upper die base 2 and the upper die 3 are upwards far away from the lower die base 1 and the lower die 4, an operator rotates the gear column 12 clockwise, the gear column 12 rotates to drive the two rack plates 14 to synchronously move upwards, the two rack plates 14 move to drive the ejector plate 11 to move upwards until mechanical parts formed in the lower die 4 by punching are ejected, and then the mechanical parts can be demoulded.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a location regulation type stamping die for machine part, includes die holder (1), its characterized in that: a lower die (4) is fixedly installed at the top end of the lower die holder (1), and a demolding mechanism is arranged between the lower die holder (1) and the lower die (4);

the demolding mechanism comprises an ejector plate (11), a gear column (12) and two rack plates (14), the ejector plate (11) is slidably sleeved inside the lower mold (4), the gear column (12) is slidably sleeved inside the lower mold base (1), and the two rack plates (14) are symmetrically and fixedly connected to the bottom end of the ejector plate (11);

an upper die holder (2) is arranged above the lower die holder (1), and an upper die (3) is fixedly connected to the bottom end of the upper die holder (2).

2. The press die for positioning adjustment type machine parts according to claim 1, characterized in that: one end of the gear column (12) is rotatably connected with the inner cavity of the lower die holder (1), one end of the gear column (12) penetrates through the lower die holder (1) and is fixedly connected with a rotating handle, and the outer side of the gear column (12) is meshed with one side of the two rack plates (14).

3. The press die for positioning adjustment type machine parts according to claim 1, characterized in that: guide way (13) have been seted up to the inside symmetry of die holder (1), the equal sliding connection of inner wall of guide way (13) has limiting plate (15), the top of limiting plate (15) and the bottom fixed connection of rack plate (14).

4. The press die for positioning adjustment type machine parts according to claim 1, characterized in that: two positioning rods (9) are symmetrically and fixedly connected to the bottom end of the upper die (3), two positioning grooves are symmetrically formed in the top end of the lower die (4), and the two positioning rods (9) are inserted into the two positioning grooves in a distributed mode.

5. The press die for positioning adjustment type machine parts according to claim 1, characterized in that: the top symmetry fixedly connected with two bracing pieces (7) of die holder (1), two the top of bracing piece (7) all slides and has cup jointed loop bar (5), two the top of loop bar (5) all with the bottom fixed connection of upper die base (2).

6. The press die for a positioning regulation type machine part according to claim 5, characterized in that: reset spring (8) have been cup jointed in the outside of bracing piece (7), the bottom of reset spring (8) and the top fixed connection of die holder (1), the bottom fixed connection of the top of reset spring (8) and upper die base (2).

7. The press die for positioning adjustment type machine parts according to claim 1, characterized in that: the top end of the upper die base (2) is fixedly connected with a driving device joint (6), and the bottom end of the upper die (3) is fixedly connected with a stamping head (10).