CN210817136U

CN210817136U - Punch forming device of door handle

Info

Publication number: CN210817136U
Application number: CN201921734773.7U
Authority: CN
Inventors: 肖玉权
Original assignee: Lishui Jianchuan Hardware Manufacturing Co ltd
Current assignee: Lishui Jianchuan Hardware Manufacturing Co ltd
Priority date: 2019-10-16
Filing date: 2019-10-16
Publication date: 2020-06-23
Anticipated expiration: 2029-10-16

Abstract

The utility model discloses a punch forming device of a door handle, which comprises a punch main body, a base, a shockproof assembly, a hydraulic press, a telescopic rod, a fixed assembly, a forming groove and a forming lug, wherein the base is fixed on the outer wall of the bottom end of the punch main body in a welding way, the shockproof assembly is fixed on the outer wall of the top end of the base, a limit hole is arranged on the inner wall of a supporting plate positioned at the bottom end of a square groove, and the fixed assembly is fixed on the outer wall of the top end of the supporting plate, the shockproof device is adopted in the punch process, the spring is utilized to reduce the vibration, the errors of shape and size caused by excessive punching are prevented, the quality of parts can be improved, the service life of the door handle is prolonged as much as possible, the economic benefit is improved, the fixed die is reused to facilitate the disassembly, and the door handles of different types, therefore, the types of door handles can be increased, and the use efficiency of the punching machine is improved.

Description

Punch forming device of door handle

Technical Field

The utility model relates to a door handle shaping technical field specifically is a stamping forming device of door handle.

Background

The door handle is made of more products, such as zinc alloy, stainless steel, copper and aluminum alloy; the indoor door lock has three types of European style, Chinese style and modern simplicity, and in order to be matched with furniture of various styles, the shape and the color of the handle are more diversified and colorful; the product is frequently used in entrance doors, room doors, residences, office buildings, hotels and the like, so that the product has good safety performance; then the handle is electroplated and electrostatically painted to make the door handle possess wear resisting and anticorrosive functions and prolong the service life of the door handle, and the door handle is produced through punching to apply outer force to plate, belt, pipe, section, etc. in press and mold to produce plastic deformation or separation, thereby obtaining a forming method of desired shape and size, while the stamped blanks are mainly hot and cold rolled steel sheets and strips, however, the existing door handle punch has poor shockproof effect, which easily causes errors of shape and size in the forming process of the door handle, so that the produced door handle has poor quality, is not produced by utilizing the door handle, has various types of the door handle, therefore, the dies of the door handle are also diversified, so that the dies need to be replaced for many times, but most of the existing stamping die devices are arranged corresponding to one shape, and the production efficiency of door handle types is not facilitated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stamping forming device of door handle to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a punch forming device for a door handle comprises a punch main body, a base, a shockproof assembly, a hydraulic machine, a telescopic rod, a fixing assembly, a forming groove and a forming bump, wherein the base is fixedly welded on the outer wall of the bottom end of the punch main body, and the shockproof assembly is fixedly arranged on the outer wall of the top end of the base;

the shockproof assembly comprises a supporting plate, a square groove, a limiting hole, a supporting rod and a first spring, the supporting rod is fixedly welded on the outer wall of the top end of the base in a distributed mode, the first spring is inserted into the outer wall of one side of the supporting rod, the supporting plate is connected to the outer wall of the top end of the first spring in a contact mode, the square groove is formed in the inner wall of one side of the supporting plate in a distributed mode, the limiting hole is formed in the inner wall, located at the bottom end of the square groove, of the supporting plate, one end of the supporting rod penetrates through the limiting hole, and the fixing assembly is fixed on the;

the fixing component comprises a lower die holder, an upper die holder, a fixing plate, a bolt, a nut, a second spring, a threaded hole and a threaded rod, the lower die holder is placed and connected on the outer wall of the top end of the supporting plate, the fixing plate is placed and connected on the outer wall of the top end of each of two sides of the lower die holder, the bolt is penetratingly connected on the outer wall of each of two sides of the fixing plate, one end of the bolt penetrates through the supporting plate, the nut is connected on the outer wall of the other end of the bolt in a threaded mode, the nut is located inside the square groove, the bolt is inserted into the second spring on the outer wall of one side of the bolt, the second spring is located between the fixing plate and the supporting plate, a hydraulic machine is connected on the inner wall of the top end of the main body of the punching machine in an embedded mode, a, and the outer wall of the top end of the upper die base is provided with a threaded hole corresponding to the threaded rod.

Furthermore, forming grooves are symmetrically formed in the outer wall of the middle of the top end of the lower die base.

Furthermore, a forming lug is welded and fixed on the outer wall of the bottom end of the upper die base corresponding to the forming groove.

Furthermore, the number of the supporting rods and the number of the first springs are four.

Furthermore, the molding groove and the molding lug are both L-shaped.

Furthermore, the combined shape of the square groove and the limiting hole is T-shaped.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model discloses a, adopted the shock mounting, at the in-process of punching press, utilize the spring to remove to reduce vibrations, prevent that the punching press is excessive and the shape that produces and the error of size, can improve the quality of part, make the life of a door handle improve as far as, improve economic benefits, recycle fixing device and remove fixed mould, make it convenient to detach, can trade the door handle mould of different grade type, just so can increase the kind of door handle, improve the availability factor of punching machine.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 2 is a front view of the cutting structure of the present invention;

FIG. 3 is an enlarged view of the area A in FIG. 2;

FIG. 4 is an enlarged view of the area B in FIG. 2;

FIG. 5 is a schematic top view of the lower die holder of the present invention;

in the figure: 1. a punch body; 2. a base; 3. a shock assembly; 4. a hydraulic press; 5. a telescopic rod; 6. a fixing assembly; 7. forming a groove; 8. forming a bump; 31. a support plate; 32. a square groove; 33. a limiting hole; 34. a support bar; 35. a first spring; 61. a lower die holder; 62. an upper die holder; 63. a fixing plate; 64. a bolt; 65. a nut; 66. a second spring; 67. a threaded hole; 68. a threaded rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a punch forming device for a door handle comprises a punch main body 1, a base 2, a shockproof assembly 3, a hydraulic machine 4, a telescopic rod 5, a fixing assembly 6, a forming groove 7 and a forming bump 8, wherein the base 2 is fixedly welded on the outer wall of the bottom end of the punch main body 1, and the shockproof assembly 3 is fixedly arranged on the outer wall of the top end of the base 2; the shockproof assembly 3 comprises a supporting plate 31, a square groove 32, a limiting hole 33, a supporting rod 34 and a first spring 35, the supporting rod 34 is fixedly distributed on the outer wall of the top end of the base 2 in a welded mode, the first spring 35 is inserted into the outer wall of one side of the supporting rod 34, the supporting plate 31 is connected to the outer wall of the top end of the first spring 35 in a contact mode, the square groove 32 is distributed on the inner wall of one side of the supporting plate 31 in a distributed mode, the limiting hole 33 is formed in the inner wall, located at the bottom end of the square groove 32, of the supporting plate 31, one end of the supporting rod 34 penetrates through the limiting hole 33, and a fixing; the fixing component 6 comprises a lower die holder 61, an upper die holder 62, a fixing plate 63, a bolt 64, a nut 65, a second spring 66, a threaded hole 67 and a threaded rod 68, the lower die holder 61 is placed and connected on the outer wall of the top end of the supporting plate 31, the fixing plates 63 are placed and connected on the outer walls of the top ends of the two sides of the lower die holder 61, the bolts 64 are connected on the outer walls of the two sides of the fixing plate 63 in a penetrating manner, one end of each bolt 64 penetrates through the supporting plate 31, the nut 65 is connected on the outer wall of the other end of each bolt 64 in a threaded manner, the nut 65 is positioned inside the square groove 32, the second spring 66 is inserted on the outer wall of one side of each bolt 64 and positioned between the fixing plate 63 and the supporting plate 31, the hydraulic press 4 is embedded and connected on the inner wall of the top end of the main body 1, an upper die holder 62 is arranged on the outer wall of the top end of the lower die holder 61, and a threaded hole 67 is formed in the outer wall of the top end of the upper die holder 62 corresponding to the threaded rod 68; the outer wall of the middle part of the top end of the lower die holder 61 is symmetrically provided with forming grooves 7, so that the structural integrity is ensured; the outer wall of the bottom end of the upper die holder 62 is fixedly welded with a forming bump 8 corresponding to the forming groove 7, so that the integrity of the device is improved; the number of the support rods 34 and the number of the first springs 35 are four, so that the stability and the shockproof effect are improved; the forming groove 7 and the forming lug 8 are both L-shaped, so that the door handle can be conveniently formed; the square groove 32 and the limiting hole 33 are combined into a T shape, so that the shockproof effect is improved, and the use efficiency is improved; the door handle punching machine is started by a hydraulic machine 4 at first, an upper die base 62 is quickly descended by a telescopic rod 5, a forming convex block 8 is correspondingly contacted with a forming groove 7 on a lower die base 61, a fixing plate 63 is fixed by a bolt 64 and a nut 65, the lower die base 61 is clamped between the fixing plate 63 and a supporting plate 31, the fixity is increased, the lower die base 61 is ensured not to move with a plastic part, the formed shape is ensured not to be good, then the plastic part is quickly formed into a half of a door handle, the symmetrical door handles are welded together by welding in the later stage to become a complete door handle, at the moment, due to the impact of the upper die base 62, a supporting plate 31 is descended along the supporting rod 34, the supporting rod 34 enters the inside of a square groove 32, the supporting rod 34 acts on a base 2 through a first spring 35, then reacts on the supporting plate 31, then the supporting plate 31 rises upwards along the supporting rod 34, at the moment, the upper die holder 62 on the supporting plate 31 is reset to achieve the shockproof effect.

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.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a stamping forming device of door handle, includes punching machine main part (1), base (2), subassembly (3) that takes precautions against earthquakes, hydraulic press (4), telescopic link (5), fixed subassembly (6), shaping groove (7) and shaping lug (8), its characterized in that: a base (2) is fixedly welded on the outer wall of the bottom end of the punch main body (1), and a shockproof assembly (3) is fixed on the outer wall of the top end of the base (2);

the shockproof assembly (3) comprises a supporting plate (31), a square groove (32), a limiting hole (33), a supporting rod (34) and a first spring (35), the supporting rod (34) is fixedly distributed on the outer wall of the top end of the base (2) in a welding mode, the first spring (35) is inserted into the outer wall of one side of the supporting rod (34), the supporting plate (31) is connected to the outer wall of the top end of the first spring (35) in a contact mode, the square groove (32) is distributed on the inner wall of one side of the supporting plate (31), the limiting hole (33) is formed in the inner wall, located at the bottom end of the square groove (32), of the supporting plate (31), one end of the supporting rod (34) penetrates through the limiting hole (33), and a fixing assembly (6) is fixed on the outer wall of the top end;

the fixing component (6) comprises a lower die holder (61), an upper die holder (62), a fixing plate (63), a bolt (64), a nut (65), a second spring (66), a threaded hole (67) and a threaded rod (68), the lower die holder (61) is placed and connected on the outer wall of the top end of the supporting plate (31), the fixing plate (63) is placed and connected on the outer wall of the top ends of two sides of the lower die holder (61), the bolt (64) penetrates through the outer wall of two sides of the fixing plate (63), one end of the bolt (64) penetrates through the supporting plate (31), the nut (65) is connected on the outer wall of the other end of the bolt (64) in a threaded mode, the nut (65) is located inside the square groove (32), the outer wall of one side of the bolt (64) is inserted into the second spring (66), and the second spring (66) is located between the fixing plate (63) and the, the punching machine is characterized in that a hydraulic machine (4) is connected to the inner wall of the top end of the punching machine main body (1) in an embedded mode, a telescopic rod (5) is installed on the outer wall of the middle of the bottom end of the hydraulic machine (4), a threaded rod (68) is fixedly welded to the outer wall of the bottom end of the telescopic rod (5), an upper die base (62) is arranged on the outer wall of the top end of the lower die base (61), and a threaded hole (67) is formed in the outer wall of the top end of the upper die base.

2. The punch forming device of a door handle according to claim 1, wherein: and forming grooves (7) are symmetrically formed in the outer wall of the middle part of the top end of the lower die base (61).

3. The punch forming device of a door handle according to claim 1, wherein: and a forming lug (8) is welded and fixed on the outer wall of the bottom end of the upper die holder (62) corresponding to the forming groove (7).

4. The punch forming device of a door handle according to claim 1, wherein: the number of the supporting rods (34) and the number of the first springs (35) are four.

5. The punch forming device of a door handle according to claim 1, wherein: the molding groove (7) and the molding lug (8) are both L-shaped.

6. The punch forming device of a door handle according to claim 1, wherein: the combined shape of the square groove (32) and the limiting hole (33) is T-shaped.