CN214866674U - Ejector rod for stamping die of electronic connector - Google Patents

Abstract

The utility model belongs to the technical field of mold ejection structures, and discloses an ejector rod for an electronic connector stamping die, which comprises a round rod and a bottom rod, wherein a movable groove is arranged inside the bottom rod, a limiting post is arranged inside the movable groove, a spring is arranged outside the limiting post, the diameter of the limiting post is smaller than the inner circle diameter of the spring, and an inner groove is arranged inside the round rod. No jamming will occur.

Description

Ejector rod for stamping die of electronic connector

Technical Field

The utility model belongs to the technical field of the ejecting structure of mould, concretely relates to ejector pin for electronic connector stamping die.

Background

The electronic connector is a conductor device which bridges two conductors on a loop, so that current or signals can flow from one conductor to the other conductor.

The existing ejector rod mostly uses a spring as an ejecting power source, but because the volume of an electronic connector is small, the used ejector rod and the spring are relatively small, the stability is not good under the condition that the self quality of the spring is small, the ejecting force during ejection cannot be kept vertical, the ejection condition can be influenced, and the spring is used for a long time, irreversible fatigue can occur on the material, when the elasticity of the spring is influenced, the ejector rod cannot be used, the ejector rod or the spring needs to be replaced, when the dismounting mechanism of the existing ejector rod is used for replacing the spring, a large amount of time is needed, and the ejector rod is directly replaced, so that the ejector rod is wasted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electronic connector is ejector pin for stamping die to solve current ejector pin inner spring and can not guarantee when popping out that elasticity blocks easily perpendicularly and change the loaded down with trivial details problem of structure.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an ejector pin for electronic connector stamping die, includes round bar and sill bar, the activity groove has been seted up to the inside of sill bar, and the inside in activity groove is provided with spacing post, the externally mounted of spacing post has the spring, and the diameter of spacing post is less than the interior circle footpath of spring, the inside of round bar has been seted up the inside groove, and just spacing post extends to the inside of inside groove.

Preferably, the inner wall of the inner groove is provided with a first limiting groove, the surface wall of the limiting column is provided with a first limiting strip, and the first limiting strip is matched with the first limiting groove.

Preferably, the round bar is located inside the movable groove, the inner wall of the movable groove is provided with a second limiting groove, the surface wall of the round bar is provided with a second limiting strip, and the second limiting strip is matched with the second limiting groove.

Preferably, a thread mounting block is mounted above the round rod, a mounting block is mounted outside the thread mounting block, and a contact block is mounted above the mounting block.

Preferably, a thread groove is formed below the surface wall of the bottom rod, and a bottom cover is arranged below the bottom rod.

Preferably, a threaded ring is installed above the bottom cover and matched with the threaded groove, and a magnet is installed on the inner wall of the bottom cover.

Compared with the prior art, the utility model, following beneficial effect has:

(1) the utility model discloses set up spacing post in the inside of spring, and the diameter of spacing post is less than the internal diameter of spring slightly, first spacing has been installed to the part of spacing post table wall, the diameter of spacing post and slightly be less than the diameter of inside groove, and the inslot removes including spacing post can, during the use, carry on spacingly to it in the inside of spring through spacing post, make its elasticity remain perpendicularly upwards to the round bar all the time, when ejecting, the elasticity angle of spring can not take place to incline, consequently, can guarantee the ejecting round bar that all is smooth at every turn, the condition that blocks can not appear.

(2) The utility model discloses the thread groove has been seted up in the bottom of sill bar table wall, and the below of sill bar has set up the bottom, the inner wall of bottom has set up the screw ring, and the magnet has been installed to the bottom of inner wall, during the use, close soon through thread groove and screw ring and install the bottom in the below of sill bar, when using for a long time, when the material fatigue of spring can't satisfy the user demand of ejector pin, only need unscrew the bottom and can take out the spring, and the inside magnet of bottom can fix the position of spacing post, prevent that its card from going into in the inside groove.

Drawings

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

FIG. 2 is an external view of the present invention;

fig. 3 is a bottom view of the round bar of the present invention;

FIG. 4 is a top view of the bottom bar of the present invention;

in the figure: 1. a contact block; 2. mounting blocks; 3. a round bar; 4. an inner tank; 5. a first limit groove; 6. a bottom bar; 7. a second limit groove; 8. a threaded ring; 9. a bottom cover; 10. a magnet; 11. a thread groove; 12. a spring; 13. a first limit strip; 14. a limiting column; 15. a second limit strip; 16. a threaded mounting block; 17. a movable groove.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides an ejector pin for electronic connector stamping die, including round bar 3 and sill bar 6, movable groove 17 has been seted up to the inside of sill bar 6, and the inside of movable groove 17 is provided with spacing post 14, the externally mounted of spacing post 14 has spring 12, the top of spring 12 and the diapire of round bar 3 contact each other, and the outer disc footpath of spring 12 is greater than the circle footpath of inside groove 4, and the diameter of spacing post 14 is less than the interior circle footpath of spring 12, inside groove 4 has been seted up to the inside of round bar 3, and spacing post 14 extends to the inside of inside groove 4, spacing post 14 can reciprocate in inside groove 4.

Further, first spacing groove 5 has been seted up to the inner wall of inside groove 4, and the table wall of spacing post 14 is provided with first spacing 13, and the length of first spacing 13 is shorter, only sets up in spacing post 14 table wall position in the top of spring 12, mutually supports and carries on spacingly with first spacing groove 5 with spacing post, avoids spacing post 14 to rotate, first spacing 13 and first spacing groove 5 phase-match.

Furthermore, round bar 3 is located the inside of activity groove 17, and round bar 3 can reciprocate in activity groove 17 under the effect of spring 12, and under second spacing groove 7 and the spacing mutual of second spacing strip 15, can not take place the pivoted condition, and second spacing groove 7 has been seted up to the inner wall of activity groove 17, and the table wall of round bar 3 is provided with the spacing strip 15 of second, the spacing strip 15 of second and the spacing groove 7 phase-match of second.

Specifically, screw thread installation piece 16 is installed to the top of round bar 3, and installation piece 16 and contact piece 1 formula structure as an organic whole can change different models according to the kind of production electronic connector, makes it adapt to different electronic connector, and twist during the change and move the screw thread can, and the externally mounted of screw thread installation piece 16 has installation piece 2, and contact piece 1 is installed to the top of installation piece 2.

It is worth to be noted that a thread groove 11 is formed below the surface wall of the bottom rod 6, a bottom cover 9 is arranged below the bottom rod 6, the bottom cover 9 is of a cylindrical structure, the circle diameter of the bottom cover is the same as that of the bottom rod 6, and a gap is only formed at the screwing position after the threads are screwed.

Further, a threaded ring 8 is installed above the bottom cover 9, the threaded ring 8 is matched with the threaded groove 11, a magnet 10 is installed on the inner wall of the bottom cover 9, the magnet 10 adsorbs a limiting column 14, and the limiting column 14 is prevented from moving under the mutual friction of the round rods 3.

The utility model discloses a theory of operation and use flow: when the utility model is used, the contact block 1 and the mounting block 2 which are matched with the electronic connector to be punched are selected as the contact mechanism of the mandril according to the shape of the electronic connector to be punched, the mounting block 2 is screwed into the thread mounting block 16, the limit post 14 is put into the circular rod 3 from the opening of the inner groove 4 at the bottom end, the first limit strip 13 is positioned in the first limit groove 5, then the spring 12 is put into the outer part of the limit post 14, the circular rod 3 is inserted into the movable groove 17, the second limit strip 15 is clamped into the second limit groove 7, under the action of the limit post 14, the expansion angle of the spring 12 is fixed and can only be vertically expanded, thereby avoiding the situation that the circular rod 3 can not be smoothly popped out due to the poor spring elastic angle, the bottom cover 9 is screwed into the thread groove 11 below the bottom rod 6 through the thread ring 8, the magnet 10 adsorbs the limit post 14, when the mandril is too long, and needs to be replaced, the spring 12 can be taken out for replacement by unscrewing the bottom cover 9, and the device is simple in structure and convenient to operate.

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

Claims (6)

1. The utility model provides an electronic connector is ejector pin for stamping die, includes round bar (3) and sill bar (6), its characterized in that: the movable groove (17) is seted up to the inside of sill bar (6), and the inside of movable groove (17) is provided with spacing post (14), the externally mounted of spacing post (14) has spring (12), and the diameter of spacing post (14) is less than the interior circle footpath of spring (12), inside groove (4) have been seted up to the inside of round bar (3), and spacing post (14) extend to the inside of inside groove (4).

2. The ejector pin for an electronic connector stamping die according to claim 1, wherein: the inner wall of the inner groove (4) is provided with a first limiting groove (5), the surface wall of the limiting column (14) is provided with a first limiting strip (13), and the first limiting strip (13) is matched with the first limiting groove (5).

3. The ejector pin for an electronic connector press-die set according to claim 2, wherein: the round bar (3) is located inside the movable groove (17), the inner wall of the movable groove (17) is provided with a second limiting groove (7), the surface wall of the round bar (3) is provided with a second limiting strip (15), and the second limiting strip (15) is matched with the second limiting groove (7).

4. The ejector pin for an electronic connector press-die set according to claim 3, wherein: screw thread installation piece (16) are installed to the top of round bar (3), and the externally mounted of screw thread installation piece (16) has installation piece (2), contact piece (1) are installed to the top of installation piece (2).

5. The ejector pin for an electronic connector press-die set according to claim 4, wherein: a thread groove (11) is formed below the surface wall of the bottom rod (6), and a bottom cover (9) is arranged below the bottom rod (6).

6. The ejector pin for an electronic connector press-die set according to claim 5, wherein: screw ring (8) are installed to the top of bottom (9), and screw ring (8) and thread groove (11) phase-match, magnet (10) are installed to the inner wall of bottom (9).

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