CN217990599U

CN217990599U - Pin punching mechanism of adjustable pin inserting machine

Info

Publication number: CN217990599U
Application number: CN202222372814.0U
Authority: CN
Inventors: 虞雷挺
Original assignee: Cixi Chengyuan Electronic Technology Co ltd
Current assignee: Cixi Chengyuan Electronic Technology Co ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2022-12-09
Anticipated expiration: 2032-09-07

Abstract

The utility model discloses a contact pin upper punch cutting mechanism of contact pin machine with adjustable relates to die cutting mechanism field. The utility model provides an upper punch mechanism on contact pin of pin inserting machine with adjustable, includes lower plate and sliding connection upper plate on the lower plate, still includes: the lower die base is fixedly connected to the lower base plate, a groove and a female die cavity which are communicated are formed in the lower die base, an installation plate is fixedly connected to the groove, a sliding rod is connected to the installation plate in a sliding mode, and a material returning die is fixedly connected to the top end of the sliding rod; the utility model discloses a when the quick lower die base of upper die base is close to, the terrace die was to the outline shape that the contact pin was cut out to the tablet fast, and the rethread is greatly punched a hole to the contact pin with little towards the needle, and then one step of shaping fast, need not follow-up contact pin machine and carries out the die-cut in hole again, and this device can also be convenient for fast carry out the material returned to the flitch of blanking simultaneously, avoids the card material.

Description

Pin punching mechanism of adjustable pin inserting machine

Technical Field

The utility model belongs to the technical field of punching mechanism, specifically speaking relates to a mechanism is punched on contact pin of contact pin machine with adjustable.

Background

With the increase of electrical appliances, the demand of power plugs is more and more, and two metal sheets symmetrically arranged at one end of the power plug are called as contact pins (as shown in fig. 8) for electrically connecting with a socket;

the contact pin is inserted into the connecting seat made of rubber materials through the contact pin machine, the contact pin needs to be manufactured before entering the contact pin machine, most of the existing methods for manufacturing the contact pin are manufactured by stamping through a stamping device matched with a die, holes can be punched in two ends of the existing contact pin, the holes in one end are used for being conveniently connected with a power line, the holes in the other end are used for enabling metal elastic pieces in the socket to abut against the holes after the contact pin is inserted into the socket, and the stability of the contact pin in the socket is improved;

however, when the contact pin is stamped, only the appearance of the contact pin is stamped, and holes at two ends can be punched in a contact pin machine, so that the contact pin is complicated in manufacturing steps, and the contact pin cannot be effectively formed by integrally punching and molding through a stamping die.

In view of this, the present invention is provided.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in overcoming the not enough of prior art, provides a mechanism is cut on contact pin of adjustable pin machine that can overcome above-mentioned problem or solve above-mentioned problem at least partially.

In order to solve the technical problem, the utility model adopts the following basic concept: the utility model provides an upper punch mechanism on contact pin of pin inserting machine with adjustable, includes lower plate and sliding connection upper plate on the lower plate, still includes: the lower die base is fixedly connected to the lower bottom plate, a groove and a female die cavity which are communicated are formed in the lower die base, a mounting plate is fixedly connected to the groove, a sliding rod is connected onto the mounting plate in a sliding mode, a material returning die is fixedly connected to the top end of the sliding rod and is connected to the female die cavity in a sliding mode, a large hole and a small hole are formed in the material returning die, and a first spring is fixedly connected between the material returning die and the mounting plate; the large punching needle and the small punching needle are fixedly connected in the cavity of the female die respectively, the large punching needle is connected in the large hole in a sliding manner, and the small punching needle is connected in the small hole in a sliding manner; the punching die comprises an upper die base, a male die, a female die cavity, a large punching cavity and a small punching cavity, wherein the upper die base is fixedly connected to the upper base plate, the male die is fixedly connected to the upper die base and is slidably connected to the female die cavity, the male die is respectively provided with the large punching cavity and the small punching cavity which penetrate through the upper die base, the large punching needle and the small punching needle are respectively slidably connected to the large punching cavity and the small punching cavity, and a first material returning block and a second material returning block which are used for returning materials are respectively arranged in the large punching cavity and the small punching cavity.

Preferably, the die cavity and the stripper die are the same shape as the punch.

In order to facilitate material returning, preferably, a first fixing block is fixedly connected in the large punching cavity, a first connecting rod is slidably connected on the first fixing block, the first material returning block is fixedly connected at one end of the first connecting rod, a second spring is fixedly connected between the first material returning block and the first fixing block, and the first material returning block is slidably connected in the large punching cavity.

In order to facilitate material returning, preferably, a second fixed block is fixedly connected in the small punching hole cavity, a second connecting rod is slidably connected to the second fixed block, the second material returning block is fixedly connected to one end of the second connecting rod, a third spring is fixedly connected between the second material returning block and the second fixed block, and the second material returning block is slidably connected in the small punching hole cavity.

Furthermore, the first material returning block and the second material returning block respectively protrude out of the large punching cavity and the small punching cavity.

Preferably, the lower base plate is symmetrically and fixedly connected with guide posts, and the upper base plate is slidably connected to the guide posts.

After the technical scheme is adopted, compared with the prior art, the utility model following beneficial effect has: the utility model discloses a when the upper die base is close to the lower die base fast, the terrace die punches out the outline shape of contact pin to the tablet fast, and the rethread is greatly punched a hole to the contact pin with little towards the needle simultaneously, and then one step of shaping fast, need not follow-up needle inserting machine and carries out the die-cut in hole again, and this device can also be convenient for fast carry out the material returned to the flitch of blanking simultaneously, avoids the card material.

The following describes embodiments of the present invention in further detail with reference to the attached drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention, 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 without undue limitation. It is obvious that the drawings in the following description are only some embodiments and that for a person skilled in the art, other drawings can also be derived from them without inventive effort.

In the drawings:

fig. 1 is a schematic perspective view of a punching mechanism on a contact pin of an adjustable pin inserting machine according to the present invention;

fig. 2 is a schematic diagram of a second three-dimensional structure of the punching mechanism on the contact pin of the adjustable pin inserting machine provided by the present invention;

fig. 3 is a schematic structural diagram of a die-cut mechanism on a contact pin of the adjustable pin inserting machine shown in fig. 2 according to the present invention;

fig. 4 is a schematic structural diagram of a pin-on-pin punching mechanism B of the adjustable pin inserting machine of the present invention shown in fig. 2;

fig. 5 is a schematic three-dimensional structure diagram of a punching mechanism on a contact pin of an adjustable pin inserting machine according to the present invention;

fig. 6 is a schematic structural diagram of C in a pin punching mechanism diagram 5 of an adjustable pin inserting machine according to the present invention;

fig. 7 is a schematic structural view of a material returning die of an upper punching mechanism of a contact pin of an adjustable pin inserting machine according to the present invention;

fig. 8 is a schematic structural view of the contact pin of the punch-cutting mechanism on the contact pin of the adjustable pin inserting machine provided by the present invention.

In the figure: 1. a lower base plate; 11. a guide post; 12. a lower die holder; 13. slotting; 131. mounting a plate; 132. a slide bar; 133. a first spring; 134. returning the material mould; 14. a cavity; 15. an upper die holder; 151. a male die; 152. a first fixed block; 153. a first material returning block; 154. a first connecting rod; 155. a second spring; 16. a second material returning block; 161. a second connecting rod; 162. a third spring; 163. a second fixed block; 2. an upper base plate; 3. large pores; 31. a large bore; 32. a large punching needle; 4. a small hole; 41. a small bore; 42. and (5) small punching needles.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.

Example 1:

referring to fig. 1 to 8, an upper punching mechanism of an adjustable pin inserter comprises a lower base plate 1 and an upper base plate 2 slidably connected to the lower base plate 1, and further comprises: the lower die holder 12 is fixedly connected to the lower base plate 1, a slot 13 and a die sinking cavity 14 which are communicated are formed in the lower die holder 12, a mounting plate 131 is fixedly connected to the slot 13, a sliding rod 132 is connected to the mounting plate 131 in a sliding manner, a material returning die 134 is fixedly connected to the top end of the sliding rod 132, the material returning die 134 is connected to the die sinking cavity 14 in a sliding manner, a large hole 3 and a small hole 4 are formed in the material returning die 134, and a first spring 133 is fixedly connected between the material returning die 134 and the mounting plate 131; a large punching needle 32 and a small punching needle 42 which are respectively and fixedly connected in the concave die cavity 14, wherein the large punching needle 32 is connected in the large hole 3 in a sliding manner, and the small punching needle 42 is connected in the small hole 4 in a sliding manner; the upper die holder 15 is fixedly connected to the upper base plate 2, the male die 151 is fixedly connected to the upper die holder 15, the male die 151 is slidably connected to the female die cavity 14, the male die 151 is respectively provided with a large punching hole cavity 31 and a small punching cavity 41 which penetrate into the upper die holder 15, a large punching needle 32 and a small punching needle 42 are respectively slidably connected to the large punching hole cavity 31 and the small punching cavity 41, and a first material returning block 153 and a second material returning block 16 for returning materials are respectively arranged in the large punching hole cavity 31 and the small punching cavity 41; the cavity 14, the stripper die 134 and the punch 151 are the same in shape; a first fixing block 152 is fixedly connected in the large punching hole cavity 31, a first connecting rod 154 is slidably connected on the first fixing block 152, a first material returning block 153 is fixedly connected at one end of the first connecting rod 154, a second spring 155 is fixedly connected between the first material returning block 153 and the first fixing block 152, and the first material returning block 153 is slidably connected in the large punching hole cavity 31; a second fixing block 163 is fixedly connected in the small punching cavity 41, a second connecting rod 161 is slidably connected on the second fixing block 163, a second material returning block 16 is fixedly connected at one end of the second connecting rod 161, a third spring 162 is fixedly connected between the second material returning block 16 and the second fixing block 163, and the second material returning block 16 is slidably connected in the small punching cavity 41; the lower base plate 1 is symmetrically and fixedly connected with guide posts 11, and the upper base plate 2 is connected to the guide posts 11 in a sliding manner;

when the device is used, the lower bottom plate 1 is arranged on external stamping equipment, and the upper bottom plate 2 is arranged on the telescopic end of the stamping equipment;

by placing a material sheet on the lower die holder 12, pushing the upper base plate 2 to be quickly close to the lower base plate 1 by an external punching device, then contacting the male die 151 with the material sheet, so that the material sheet is clamped between the stripper die 134 and the male die 151, then the male die 151 enters the female die cavity 14, when the male die 151 enters the female die cavity 14, the material sheet is punched and separated through a gap between the male die 151 and the female die cavity 14, so that the male die 151 punches out a material plate with the same shape as the male die 151, then the material plate follows the stripper die 134 to enter the female die cavity 14, after the material sheet is punched out of the material plate, and when the stripper die 134 enters the female die cavity 14, the large punch pin 32 and the small punch pin 42 respectively enter the large punch cavity 31 and the small punch cavity 41 from the large hole 3 and the small hole 4, and simultaneously the large punch pin 32 and the small punch pin 42 respectively push the corresponding first stripper block 153 and the second stripper block 16 to slide and punch two holes on the material plate, and the circular material sheet after punching is respectively retained in the large punch cavity 31 and the small punch cavity 41;

subsequently, the upper bottom plate 2 is far away from the lower bottom plate 1, the material returning die 134 rebounds through the first spring 133 to push the material plate out of the die cavity 14, so as to facilitate the material returning of the punched material plate, and simultaneously, the first material returning block 153 pushes the first material returning block 153 and the second material returning block 16 under the rebounding of the second spring 155 and the third spring 162 to push the circular material plates entering the large punching cavity 31 and the small punching cavity 41 out for material discharging, so as to prevent the circular material plates from remaining in the large punching cavity 31 and the small punching cavity 41.

Example 2:

referring to fig. 5, an upper punch cutting mechanism for a pin of an adjustable pin inserting machine is substantially the same as that in embodiment 1, and further includes: the first material returning block 153 and the second material returning block 16 respectively protrude out of the large punching cavity 31 and the small punching cavity 41;

the first material returning block 153 and the second material returning block 16 respectively protrude out of the large punching hole cavity 31 and the small punching hole cavity 41, when the upper base plate 2 is close to the lower base plate 1, the first material returning block 153 and the second material returning block 16 can be preferentially contacted with the material sheets on the lower die base 12, at the moment, the first material returning block 153 and the second material returning block 16 can play a role in resisting the material sheets tightly, the material sheets are prevented from shaking on the lower die base 12, and the effect of limiting the material sheets is achieved.

The utility model discloses a 15 quick when being close to lower die holder 12 of upper die base, terrace die 151 punches out the outline shape of contact pin to the tablet fast, and the rethread is greatly punched a hole to the contact pin 32 and is dashed the needle 42 for a short time simultaneously, and then one step of shaping fast, need not follow-up contact pin machine and carries out the die-cut in hole again, and this device can also be convenient for fast carry out the material returned to the flitch of blanking simultaneously, avoids the card material.

In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention still fall within the scope of the present invention.

Claims

1. The utility model provides a mechanism is cut on contact pin of pin machine with adjustable, includes lower plate (1) and sliding connection upper plate (2) on lower plate (1), its characterized in that still includes:

the die comprises a lower die base (12) fixedly connected to a lower bottom plate (1), a slot (13) and a female die cavity (14) which are communicated are formed in the lower die base (12), an installation plate (131) is fixedly connected in the slot (13), a sliding rod (132) is connected onto the installation plate (131) in a sliding mode, a material returning die (134) is fixedly connected to the top end of the sliding rod (132), the material returning die (134) is connected into the female die cavity (14) in a sliding mode, a large hole (3) and a small hole (4) are formed in the material returning die (134), and a first spring (133) is fixedly connected between the material returning die (134) and the installation plate (131);

the large punching needle (32) and the small punching needle (42) are fixedly connected in the concave die cavity (14) respectively, the large punching needle (32) is connected in the large hole (3) in a sliding manner, and the small punching needle (42) is connected in the small hole (4) in a sliding manner;

the punch die comprises an upper die holder (15) fixedly connected to an upper base plate (2), a male die (151) is fixedly connected to the upper die holder (15), the male die (151) is connected to a female die cavity (14) in a sliding manner, a large punching hole cavity (31) and a small punching hole cavity (41) penetrating into the upper die holder (15) are respectively formed in the male die (151), a large punching needle (32) and a small punching needle (42) are respectively connected to the large punching hole cavity (31) and the small punching hole cavity (41) in a sliding manner, and a first material returning block (153) and a second material returning block (16) for returning materials are respectively arranged in the large punching hole cavity (31) and the small punching hole cavity (41).

2. The pin punching mechanism of the adjustable pin inserting machine as claimed in claim 1, wherein: the female die cavity (14) and the material returning die (134) are the same as the male die (151) in shape.

3. The pin punching mechanism of the adjustable pin inserting machine as claimed in claim 1, wherein: the large punching hole cavity (31) is fixedly connected with a first fixing block (152), the first fixing block (152) is connected with a first connecting rod (154) in a sliding mode, the first material returning block (153) is fixedly connected to one end of the first connecting rod (154), a second spring (155) is fixedly connected between the first material returning block (153) and the first fixing block (152), and the first material returning block (153) is connected in the large punching hole cavity (31) in a sliding mode.

4. The pin punching mechanism of the adjustable pin inserting machine as claimed in claim 3, wherein: the small punching hole cavity (41) is fixedly connected with a second fixing block (163), the second fixing block (163) is connected with a second connecting rod (161) in a sliding mode, the second material returning block (16) is fixedly connected to one end of the second connecting rod (161), a third spring (162) is fixedly connected between the second material returning block (16) and the second fixing block (163), and the second material returning block (16) is connected in the small punching hole cavity (41) in a sliding mode.

5. The pin punching mechanism of the adjustable pin inserting machine as claimed in claim 4, wherein: the first material returning block (153) and the second material returning block (16) respectively protrude out of the large punching hole cavity (31) and the small punching hole cavity (41).

6. The pin punching mechanism of the adjustable pin inserting machine as claimed in claim 1, wherein: the lower base plate (1) is symmetrically and fixedly connected with guide posts (11), and the upper base plate (2) is connected to the guide posts (11) in a sliding mode.