CN213134703U

CN213134703U - Groove stamping device for helmet production

Info

Publication number: CN213134703U
Application number: CN202021906418.6U
Authority: CN
Inventors: 丁建伯
Original assignee: Beijing Shenzhou Rodia Industry & Trade Co ltd
Current assignee: Beijing Shenzhou Rodia Industry & Trade Co ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2021-05-07
Anticipated expiration: 2030-09-03

Abstract

The utility model relates to a recess stamping device for helmet production, including support, recess punching press upper die, recess punching press lower mould, actuating mechanism, stop gear, recess punching press upper die includes the disc, and the lower extreme of disc is provided with the segmental convex part, and the lower extreme of convex part is provided with cylindric drift, and the upper end of disc is provided with cylindric upstand, and the upper portion of recess punching press lower mould is provided with the first holding tank with disc phase-match, and the tank bottom of first holding tank is provided with the second holding tank with convex part phase-match; the limiting mechanism comprises a sleeve piece sleeved outside the vertical column, a rectangular through hole is formed in the side wall of the sleeve piece, a pressure spring is arranged inside the through hole, a blocking rod located inside the through hole is fixedly arranged on the side wall of the vertical column, and the driving mechanism comprises a straight rod-shaped first connecting rod, a pull rope and a second connecting rod covering the upper end of the vertical column. The groove punching device for helmet production is simple in operation, convenient to use, capable of punching and punching grooves simultaneously, time-saving, labor-saving and high in production efficiency.

Description

Groove stamping device for helmet production

Technical Field

The utility model relates to a recess stamping device is used in helmet production belongs to helmet production technical field.

Background

During the production process of the helmet, some parts and components of the helmet body need to be riveted by rivets. Some parts, such as the decorative layer, need to be drilled in the corresponding areas for the rivet to pass through in order to rivet with the rivet. In order to ensure that the decorative layer is tightly attached to the corresponding helmet body, a groove matched with the rivet needs to be punched at the drilling position.

At present, the mode of punching the groove and drilling the hole is generally carried out by manually punching the groove and the hole, and the efficiency of the method is low.

Therefore, a groove punching and punching device with simple structure, convenient operation and high efficiency is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses not enough to prior art exists, provide recess stamping device for helmet production, concrete technical scheme is as follows:

the groove punching device for helmet production comprises a support, a groove punching upper die, a groove punching lower die, a driving mechanism and a limiting mechanism, wherein the groove punching upper die comprises a disc, a spherical segment-shaped convex part is arranged at the lower end of the disc, a cylindrical punch is arranged at the lower end of the convex part, a cylindrical vertical column is arranged at the upper end of the disc, and the lower end of the vertical column is fixedly connected with the upper end of the disc; the upper part of the groove stamping lower die is provided with a first accommodating groove matched with the disc, and the side wall of the first accommodating groove is of a cylindrical surface structure; a second accommodating groove matched with the convex part is arranged at the groove bottom of the first accommodating groove, and the inner wall of the second accommodating groove is of a spherical crown structure; a third accommodating groove matched with the punch is arranged at the bottom of the second accommodating groove; the limiting mechanism comprises a sleeve piece sleeved outside the vertical column, a rectangular through hole is formed in the side wall of the sleeve piece, a first mounting hole for enabling the upper portion of the vertical column to move up and down is formed in the top of the sleeve piece, a second mounting hole for enabling the lower portion of the vertical column to move up and down is formed in the bottom of the sleeve piece, a pressure spring is arranged inside the through hole and sleeved outside the vertical column, a stop rod located inside the through hole is fixedly arranged on the side wall of the vertical column, and the pressure spring is arranged between the stop rod and the bottom of the through hole; the driving mechanism comprises a straight rod-shaped first connecting rod, a pull rope and a second connecting rod for covering the upper end of the vertical column, the second connecting rod is of an arc rod-shaped structure, the tail end of the second connecting rod is hinged with the side wall of the external member, the tail end of the second connecting rod is positioned on one side of the vertical column, the head end of the second connecting rod is positioned on the other side of the vertical column, the head end of the second connecting rod is fixedly connected with the upper end of the pull rope, the lower end of the pull rope is fixedly connected with the tail part of the first connecting rod, the tail end of the first connecting rod is hinged with the side wall of the support, and a space is formed between the joint of the pull rope and the first connecting rod; the groove punching lower die is fixedly arranged above the support.

As an improvement of the technical scheme, a connecting plate is arranged between the sleeve and the groove punching lower die, one end of the connecting plate is fixedly connected with the sleeve, and the other end of the connecting plate is fixedly connected with the lower part of the groove punching lower die.

As an improvement of the technical scheme, the upper end surface of the vertical column is of a cambered surface structure.

As the improvement of the technical scheme, the middle of the first connecting rod is provided with a fixed block, the joint of the pull rope and the first connecting rod is arranged between the fixed block and the tail end of the first connecting rod, a tension spring is arranged between the top of the support and the fixed block, the upper end of the tension spring is fixedly connected with the top of the support, and the lower end of the tension spring is fixedly connected with the fixed block.

As the improvement of the technical proposal, a handle is arranged on the side wall of the first connecting rod.

As the improvement of the above technical scheme, the handle include with long rod portion, curved bar portion is the shaft-like structure of arc, the head end of curved bar portion is connected as an organic whole with the upper end of long rod portion, the outside cover in long rod portion is equipped with the sleeve pipe, sheathed tube lateral wall and first connecting rod fixed connection, the sleeve pipe sets up between the head end of fixed block and first connecting rod.

As an improvement of the technical scheme, an included angle between the length direction of the long rod part and the length direction of the first connecting rod is 45 degrees.

Helmet production is with recess stamping device's easy operation, convenient to use can punch a hole and punching press recess operation simultaneously, labour saving and time saving, production efficiency is high.

Drawings

Fig. 1 is a schematic structural view of the groove punching device for helmet production of the present invention when not in operation;

fig. 2 is a schematic structural view of the groove punching device for helmet production of the present invention when not in operation;

FIG. 3 is a schematic view of the connection between the limiting mechanism and the upper die for stamping the groove of the present invention;

fig. 4 is a schematic structural view of the groove stamping lower die of the present invention;

fig. 5 is a schematic connection diagram of the handle and the first connecting rod of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 4, the groove punching device for helmet production includes a bracket 11, an upper groove punching die 30, a lower groove punching die 80, a driving mechanism, and a limiting mechanism 60, wherein the upper groove punching die 30 includes a disc 31, a segment-shaped protrusion 32 is provided at the lower end of the disc 31, a cylindrical punch 33 is provided at the lower end of the protrusion 32, a cylindrical vertical column 50 is provided at the upper end of the disc 31, and the lower end of the vertical column 50 is fixedly connected to the upper end of the disc 31; a first accommodating groove 81 matched with the disc 31 is formed in the upper part of the groove punching lower die 80, and the side wall of the first accommodating groove 81 is of a cylindrical surface structure; a second accommodating groove 82 matched with the convex part 32 is arranged at the bottom of the first accommodating groove 81, and the inner wall of the second accommodating groove 82 is of a spherical crown structure; a third accommodating groove 83 matched with the punch 33 is arranged at the bottom of the second accommodating groove 82; the limiting mechanism 60 comprises a sleeve member 61 sleeved outside the vertical column 50, the outer periphery of the sleeve member 61 is of a cylindrical structure or a rectangular structure, a rectangular through hole 611 penetrating the middle of the sleeve member 61 is formed in the side wall of the sleeve member 61, a first mounting hole allowing the upper portion of the vertical column 50 to move up and down is formed in the top of the sleeve member 61, a second mounting hole allowing the lower portion of the vertical column 50 to move up and down is formed in the bottom of the sleeve member 61, the first mounting hole is communicated with the through hole 611, the second mounting hole is communicated with the through hole 611, the upper portion of the vertical column 50 penetrates through the first mounting hole, the upper portion of the vertical column 50 is arranged above the sleeve member 61, the lower portion of the vertical column 50 penetrates through the second mounting hole, the lower portion of the vertical column 50 is arranged below the sleeve member 61, a pressure spring 62 is arranged inside the through hole 611, the pressure spring 62 is sleeved outside the vertical column 50, a blocking rod 51 located inside the through hole 611, the tail part of the stop lever 51 is fixedly connected with the side wall of the vertical column 50, and the pressure spring 62 is arranged between the stop lever 51 and the bottom of the through hole 611; the driving mechanism comprises a first straight rod-shaped connecting rod 21, a pull rope 24 and a second connecting rod 25 for covering the upper end of the vertical column 50, the second connecting rod 25 is of an arc rod-shaped structure, the tail end of the second connecting rod 25 is hinged to the side wall of the sleeve 61, the tail end of the second connecting rod 25 is positioned on one side of the vertical column 50, the head end of the second connecting rod 25 is positioned on the other side of the vertical column 50, the head end of the second connecting rod 25 is fixedly connected with the upper end of the pull rope 24, the lower end of the pull rope 24 is fixedly connected with the tail part of the first connecting rod 21, the tail end of the first connecting rod 21 is hinged to the side wall of the support 11, and a gap is formed between the joint of the pull rope 24 and the first connecting rod 21 and the tail; the groove punching lower die 80 is fixedly installed above the bracket 11.

The driving mechanism is used for driving the vertical column 50 to move up and down, and the vertical column 50 drives the upper groove punching die 30 to move up and down. The limit mechanism 60 is used to limit the stroke of the vertical column 50 moving up and down.

The use method of the groove stamping device for helmet production comprises the following steps:

as shown in fig. 1, when the groove punching device for helmet production is not in operation, the elastic force of the compression spring 62 can push up the second link 25, and the first link 21 is in a horizontal state under the pulling of the pull rope 24. The groove-punching upper die 30 and the groove-punching lower die 80 at this time have a sufficiently large distance (more than 5cm) therebetween.

Placing a part to be punched between the upper groove punching die 30 and the lower groove punching die 80, as shown in fig. 2, when the groove punching device for helmet production works, the head end of the first connecting rod 21 is pressed downwards, so that the head end of the first connecting rod 21 moves downwards, the pull rope 24 drives the head end of the second connecting rod 25 to move downwards, finally the second connecting rod 25 presses the upper end of the vertical column 50 downwards to drive the upper groove punching die 30 to move downwards, and in the process that the upper groove punching die 30 moves downwards, the stop rod 51 moves downwards along with the stop rod, so that the pressure spring 62 is further compressed; the groove-punching upper die 30 and the groove-punching lower die 80, which are finally moved downward, are closed, thereby completing the groove-punching and punching operations.

In the process of closing the groove-punching upper die 30 and the groove-punching lower die 80, the punch 33 completes the punching operation in the process of punching into the third accommodation groove 83. And the disc 31 and the segment-shaped protrusion 32 are punched into the corresponding first receiving groove 81 and the second receiving groove 82, so that the part to be punched can be punched to obtain a groove with the same structure of the first receiving groove 81 and the second receiving groove 82. The bulbous protrusion 32 determines the depth of the recess and the rounded formation cooperates with the bulbous formation to enable the recess to match the structure of the rivet. The process of closing the upper groove punching die 30 and the lower groove punching die 80 can complete the operations of punching and groove punching at the same time, and the implementation effect is good.

Further, the lower die 80 is stamped for ease of installation of the sleeve 61 and the groove; be provided with even board 70 between external member 61 and the recess punching press lower mould 80, even board 70 is C column structure, even one end and external member 61 fixed connection of board 70, the other end and the lower part fixed connection of recess punching press lower mould 80 of even board 70.

Further, in order to prevent the upper end of the upstand 50 from being damaged by long-term friction of the second link 25, the upper end surface of the upstand 50 is of a cambered surface structure. The cambered surface structure can effectively reduce friction and is beneficial to reducing abrasion.

Further, the mid-mounting of first connecting rod 21 has fixed block 22, the junction setting of stay cord 24 and first connecting rod 21 is between the tail end of fixed block 22 and first connecting rod 21, be provided with extension spring 26 between the top of support 11 and the fixed block 22, the upper end of extension spring 26 and the top fixed connection of support 11, the lower extreme and the fixed block 22 fixed connection of extension spring 26.

When the groove stamping device for helmet production works, the tension spring 26 is stretched due to the acting force of pressing, and the elastic force generated by the tension spring 26 is further increased; when the leading end of the first link 21 is released after the press operation is completed, the leading end of the first link 21 is rapidly moved upward by the tensile force of the tension spring 26, and the spring force of the compression spring 62 is added, so that the first link 21 is rapidly returned to the initial position.

Further, to facilitate the application of downward pressure to the head end of the first connecting rod 21; a handle 27 is mounted to a side wall of the first link 21.

Further, as shown in fig. 1 and 5, the handle 27 includes a long rod portion 271 and a bent rod portion 272, the bent rod portion 272 is an arc-shaped rod-shaped structure, the head end of the bent rod portion 272 is connected with the upper end of the long rod portion 271 as a whole, a sleeve 23 is sleeved outside the long rod portion 271, the side wall of the sleeve 23 is fixedly connected with the first connecting rod 21, and the sleeve 23 is disposed between the fixing block 22 and the head end of the first connecting rod 21. Further, an included angle between the length direction of the long rod portion 271 and the length direction of the first link 21 is 45 °.

By grasping the bent portion 272 with a hand and pressing the bent portion 272 downward, it is possible to finally apply downward pressure to the head end of the first link 21; the handle 27 is arranged, so that the operation is convenient. When the handle 27 is attached, the long shaft 271 is simply inserted into the sleeve 23.

In the embodiment, the groove punching device for helmet production can simultaneously perform punching and groove punching operations, and is simple to operate, time-saving, labor-saving and high in production efficiency; the driving mechanism can promote the groove punching upper die 30 and the groove punching lower die 80 to carry out die assembly and effective die assembly, and the operation effect is good.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. Helmet production is with recess stamping device, its characterized in that: the groove punching die comprises a support (11), a groove punching upper die (30), a groove punching lower die (80), a driving mechanism and a limiting mechanism (60), wherein the groove punching upper die (30) comprises a disc (31), a spherical segment-shaped convex part (32) is arranged at the lower end of the disc (31), a cylindrical punch (33) is arranged at the lower end of the convex part (32), a cylindrical vertical column (50) is arranged at the upper end of the disc (31), and the lower end of the vertical column (50) is fixedly connected with the upper end of the disc (31); a first accommodating groove (81) matched with the disc (31) is formed in the upper part of the groove punching lower die (80), and the side wall of the first accommodating groove (81) is of a cylindrical surface structure; a second accommodating groove (82) matched with the convex part (32) is arranged at the bottom of the first accommodating groove (81), and the inner wall of the second accommodating groove (82) is of a spherical crown structure; a third accommodating groove (83) matched with the punch (33) is formed in the bottom of the second accommodating groove (82); the limiting mechanism (60) comprises a sleeve piece (61) sleeved outside the vertical column (50), a rectangular through hole (611) is formed in the side wall of the sleeve piece (61), a first mounting hole for enabling the upper portion of the vertical column (50) to move up and down is formed in the top of the sleeve piece (61), a second mounting hole for enabling the lower portion of the vertical column (50) to move up and down is formed in the bottom of the sleeve piece (61), a pressure spring (62) is arranged inside the through hole (611), the pressure spring (62) is sleeved outside the vertical column (50), a blocking rod (51) located inside the through hole (611) is fixedly arranged on the side wall of the vertical column (50), and the pressure spring (62) is arranged between the blocking rod (51) and the bottom of the through hole (611); the driving mechanism comprises a first straight rod-shaped connecting rod (21), a pull rope (24) and a second connecting rod (25) for covering the upper end of the vertical column (50), the second connecting rod (25) is of an arc rod-shaped structure, the tail end of the second connecting rod (25) is hinged to the side wall of the sleeve piece (61), the tail end of the second connecting rod (25) is located on one side of the vertical column (50), the head end of the second connecting rod (25) is located on the other side of the vertical column (50), the head end of the second connecting rod (25) is fixedly connected with the upper end of the pull rope (24), the lower end of the pull rope (24) is fixedly connected with the tail end of the first connecting rod (21), the tail end of the first connecting rod (21) is hinged to the side wall of the support (11), and a gap is formed between the joint of the pull rope (24) and the first connecting rod (21) and the tail end of the first connecting rod; the groove punching lower die (80) is fixedly arranged above the bracket (11).

2. The groove punching device for producing helmets according to claim 1, wherein: be provided with even board (70) between external member (61) and recess punching press lower mould (80), even one end and external member (61) fixed connection of board (70), even the other end of board (70) and the lower part fixed connection of recess punching press lower mould (80).

3. The groove punching device for producing helmets according to claim 1, wherein: the upper end face of the vertical column (50) is of a cambered surface structure.

4. The groove punching device for producing helmets according to claim 1, wherein: the mid-mounting of first connecting rod (21) has fixed block (22), the junction setting of stay cord (24) and first connecting rod (21) is between the tail end of fixed block (22) and first connecting rod (21), be provided with extension spring (26) between the top of support (11) and fixed block (22), the upper end of extension spring (26) and the top fixed connection of support (11), the lower extreme and fixed block (22) fixed connection of extension spring (26).

5. The groove punching device for producing helmets according to claim 4, wherein: a handle (27) is mounted on the side wall of the first connecting rod (21).

6. The groove punching device for producing helmets according to claim 5, wherein: handle (27) include long pole portion (271), curved bar portion (272) are the rod-like structure of arc, the head end of curved bar portion (272) is connected as an organic wholely with the upper end of long pole portion (271), the outside cover of long pole portion (271) is equipped with sleeve pipe (23), the lateral wall and the first connecting rod (21) fixed connection of sleeve pipe (23), sleeve pipe (23) set up between the head end of fixed block (22) and first connecting rod (21).

7. The groove punching device for producing helmets according to claim 6, wherein: the included angle between the length direction of the long rod part (271) and the length direction of the first connecting rod (21) is 45 degrees.