CN205767190U - Fixed pin for docking fixed mold seat and fixed mold seat plate of injection mold - Google Patents

Abstract

The utility model discloses a fixed pin for butt joint of a fixed die seat plate and a fixed die seat plate of an injection die, which comprises a limit pipe, wherein the lower end of the limit pipe is provided with a retaining ring, and the diameter of the retaining ring is larger than that of the limit pipe; the upper end of the limiting pipe is provided with a fixed rod, and the outer peripheral surface of the end part of the fixed rod is provided with a groove; the side wall of the end part of the fixed rod is provided with a first jack, the end part of the fixed rod is sleeved with a buffer head, the side wall of the buffer head is provided with a second jack, the second jack corresponds to the first jack, and the second jack is inserted with the first jack to form a fixed pin; the peripheral surface of the fixed rod is sleeved with a buffer spring, and the buffer head is arranged at the end part of the buffer spring; the fixed rod is sleeved with a plane bearing, and the lower end of the buffer spring is in butt joint with the plane bearing. The utility model discloses when needs separation cover half die holder and cover half bedplate, can directly extract the fixed pin, can make the buffer head pop out fast through buffer spring to make things convenient for the quickly separating of cover half die holder and cover half bedplate.

Description

Fixed pin for docking fixed mold seat and fixed mold seat plate of injection mold

technical field

The utility model relates to a mold manufacturing tool, in particular to a fixed pin for docking a fixed mold base of an injection mold and a fixed mold base plate.

Background technique

Injection mold is a tool for producing plastic products, and it is also a tool for giving plastic products a complete structure and precise dimensions, while injection molding is a processing method used in mass production of certain complex-shaped parts. The fixed mold base and the fixed mold base plate of the existing injection mold are inconveniently docked, and the separation of the fixed mold base and the fixed mold base plate is also inconvenient, and it is inconvenient to maintain the fixed mold base and the fixed mold base plate.

Utility model content

The utility model mainly solves the technical problems existing in the prior art, thereby providing a buffer head that can be firmly installed on the end of the fixed rod through the fixed pin; when the fixed mold base and the fixed mold base plate need to be separated, the Pull out the fixed pin directly, and the buffer head can be quickly ejected through the buffer spring, so as to facilitate the quick separation of the fixed mold seat and the fixed mold seat plate.

The above-mentioned technical problems of the utility model are mainly solved by the following technical solutions:

A fixed pin for the docking of a fixed mold seat of an injection mold and a fixed mold seat plate, comprising a limit tube, the lower end of the limit tube is provided with a clasp, and the diameter of the clasp is larger than the diameter of the limit tube; the upper end of the limit tube is provided with There is a fixed rod, the outer peripheral surface of the end of the fixed rod is provided with a groove; hole, the second jack corresponds to the first jack, and the second jack is connected with the first jack with a fixed pin; the outer peripheral surface of the fixed rod is covered with a buffer spring, and the buffer head is arranged at the end of the buffer spring; the fixed rod The sleeve is equipped with a plane bearing, and the lower end of the buffer spring is docked with the plane bearing.

Further, the fixed rod is sleeved with a first fixed ring and a first fastening ring, the first fixed ring is arranged between the first fastening ring and the buffer spring, and the first fastening ring is arranged between the first fixed ring and the plane between the bearings.

Further, a second fixing ring is provided between the first fastening ring and the plane bearing, and the second fixing ring is sleeved on the outer peripheral surface of the fixing rod.

Further, a second fastening ring is provided between the second fixed ring and the plane bearing, and the second fastening ring is sleeved on the outer peripheral surface of the fixed rod.

Further, a docking cylinder is provided between the buckle and the limiting tube.

The fixing pin used for the docking of the fixed mold seat and the fixed mold seat plate of the injection mold adopting the above technical solution can facilitate the docking of the fixed mold seat and the fixed mold seat plate of the injection mold through the fixed pin; the buckle can be buckled at the bottom position of the fixed mold seat , the limit tube and the fixed rod are arranged between the fixed die seat and the fixed die seat plate; the buffer head can be firmly installed on the end of the fixed die seat through the fixed pin; when it is necessary to separate the fixed die seat and the fixed die seat plate, The fixing pin can be pulled out directly, and the buffer head can be ejected quickly through the buffer spring, so as to facilitate the quick separation of the fixed mold base and the fixed mold base plate.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is the structural representation of fixed pin of the utility model injection mold fixed mold seat and fixed mold seat plate butt joint;

Fig. 2 is an exploded view of parts of the utility model injection mold fixed mold base and fixed mold base plate butt joint with fixed pin;

Figure 3 is a detailed enlarged view of area A in Figure 2;

Figure 4 is a detailed enlarged view of area B in Figure 2;

Fig. 5 is a schematic structural view of the second fastening ring of the present invention.

detailed description

The preferred embodiments of the utility model will be described in detail below in conjunction with the accompanying drawings, so that the advantages and features of the utility model can be more easily understood by those skilled in the art, so as to make a clearer definition of the protection scope of the utility model.

As shown in Figures 1 to 5, a fixed pin for the docking of the fixed mold seat and the fixed mold seat plate of an injection mold includes a limit tube 1, a buckle 2 is provided at the lower end of the limit tube 1, and the diameter ratio of the buckle 2 is The diameter of the limit tube 1 is large; the upper end of the limit tube 1 is provided with a fixed rod 4, and the outer peripheral surface of the end of the fixed rod 4 is provided with a groove 5; the end side wall of the fixed rod 4 is provided with a first jack 6, The end of the fixed rod 4 is covered with a buffer head 8, and the side wall of the buffer head 8 is provided with a second jack 9, the second jack 9 corresponds to the first jack 6, and the second jack 9 corresponds to the first jack 6. A fixed pin 10 is plugged in; the outer peripheral surface of the fixed rod 4 is set with a buffer spring 7, and the buffer head 8 is arranged at the end of the buffer spring 7; the fixed rod 4 is set with a plane bearing 15, and the lower end of the buffer spring 7 is docked with the plane bearing 15 The fixed rod 4 is set with the first fixed ring 11 and the first fastening ring 12, the first fixed ring 11 is arranged between the first fastening ring 12 and the buffer spring 7, and the first fastening ring 12 is arranged on the first fixed ring 12. Between the ring 11 and the plane bearing 15; between the first fastening ring 12 and the plane bearing 15, a second fixing ring 13 is arranged, and the second fixing ring 13 is sleeved on the outer peripheral surface of the fixing rod 4; the second fixing ring 13 and the A second fastening ring 14 is provided between the plane bearings 15 , and the second fastening ring 14 is sleeved on the outer peripheral surface of the fixed rod 4 ; a docking cylinder 3 is provided between the buckle 2 and the limiting tube 1 .

The fixed pin of the utility model is used for the docking of the fixed mold seat and the fixed mold seat plate of the injection mold, through which the fixed mold seat of the injection mold can be conveniently connected with the fixed mold seat plate; the buckle ring 2 can be buckled at the bottom position of the fixed mold seat, The limit tube 1 and the fixed rod 4 are arranged between the fixed die base and the fixed die base plate; the buffer head 8 can be firmly installed on the end of the fixed rod 4 through the fixed pin 10; when it is necessary to separate the fixed die base and the fixed die When the seat plate is used, the fixed pin 10 can be directly pulled out, and the buffer head 8 can be ejected quickly by the buffer spring 7, thereby facilitating the quick separation of the fixed mold seat and the fixed mold seat plate.

Wherein, the fixed rod 4 is sleeved with a first fixed ring 11 and a first fastening ring 12, the first fastening ring 11 is arranged between the first fastening ring 12 and the buffer spring 7, and the first fastening ring 12 is arranged on the first Between the fixed ring 11 and the plane bearing 15; between the first fastening ring 12 and the plane bearing 15, a second fixed ring 13 is arranged, and the second fixed ring 13 is set on the outer peripheral surface of the fixed rod 4; the second fixed ring 13 A second fastening ring 14 is provided between the plane bearing 15, and the second fastening ring 14 is sleeved on the outer peripheral surface of the fixed rod 4; therefore, it is convenient to buffer the buffer spring 7.

Wherein, a docking cylinder 3 is provided between the clasp 2 and the limiting tube 1; therefore, the docking is convenient; the docking is more firm.

The above is only a specific embodiment of the utility model, but the scope of protection of the utility model is not limited thereto, and any change or replacement that is not thought of through creative work should be covered within the scope of protection of the utility model . Therefore, the protection scope of the present utility model should be determined by the protection scope defined in the claims.

Claims (5)

1. A fixed pin for docking the fixed die seat of an injection mold with the fixed die seat plate, including a stop tube, is characterized in that: the lower end of the stop tube is provided with a buckle, and the diameter of the buckle is larger than the diameter of the stop tube; The upper end of the limit tube is provided with a fixed rod, and the outer peripheral surface of the end of the fixed rod is provided with a groove; The wall is provided with a second socket, the second socket corresponds to the first socket, and the second socket is connected with the first socket with a fixed pin; the outer peripheral surface of the fixed rod is set with a buffer spring, and the buffer head is arranged on the buffer spring The end of the fixed rod is set with a plane bearing, and the lower end of the buffer spring is docked with the plane bearing. 2. The fixing pin for docking the fixed mold seat and the fixed mold seat plate of the injection mold according to claim 1, wherein the fixed rod is fitted with a first fixing ring and a first fastening ring, and the first fixing ring is arranged at the second Between a fastening ring and the buffer spring, the first fastening ring is arranged between the first fixed ring and the plane bearing. 3. The fixed pin for docking the fixed mold seat and the fixed mold seat plate of the injection mold according to claim 2, characterized in that: a second fixed ring is provided between the first fastening ring and the plane bearing, and the second fixed ring is set on the outer circumference of the rod. 4. The fixing pin for docking the fixed mold seat and the fixed mold seat plate of the injection mold according to claim 3, characterized in that: a second fastening ring is provided between the second fixing ring and the plane bearing, and the second fastening ring Set on the outer peripheral surface of the fixed rod. 5 . The fixed pin for docking the fixed mold base of the injection mold with the fixed mold base plate according to claim 1 , characterized in that: a butt joint cylinder is provided between the buckle ring and the limit pipe. 6 .