Multi-sliding-block closing-up die

Abstract

The utility model discloses a multi-sliding-block closing-up die which comprises an upper fixed die and a lower movable die, a base table is arranged between the upper fixed die and the lower movable die, a positioning clamp is arranged on the base table, sliding blocks are distributed on the periphery of the base table, a driving ring is arranged on the lower movable die, all the sliding blocks are surrounded by the driving ring, and the inner wall face of the driving ring is provided with an active driving slope face. The sliding blocks are provided with driven driving slopes, each sliding block is provided with a floating hole formed in the side face of the driving ring in a matched mode, the floating holes extend in the axial direction of the driving ring, pull rods penetrate through the floating holes, the pull rods are sleeved with first elastic pieces, one ends of the first elastic pieces abut against the driving ring, and the other ends of the first elastic pieces abut against the limiting blocks. A pressing rod is connected to the upper fixed die in a sliding mode, a pressing disc is connected to the pressing rod, pressing arms are distributed on the periphery of the pressing disc, and a second elastic piece enabling the lower movable die to reset is arranged at the bottom of the lower movable die. The shell nosing die has the characteristics of circumferential synchronous shell nosing and good shell nosing effect, and is complete in overall function and high in practicability.

Description

Technical Field

[0001] The utility model relates to the technical field of mold manufacturing, and more specifically, to a multi-slider closing mold. Background Art

[0002] After the inner bowl of the caster is filled with balls, the outer edge part needs to be turned inward to form a closing structure, so as to wrap the filled balls inside and achieve a similar effect to a bearing. Currently, there is no special closing tooling or equipment, which makes the operation difficult to implement and the overall effect is not good. Based on this, the utility model proposes a multi-slider closing mold. Utility Model Content

[0003] The utility model aims to overcome the deficiencies in the prior art and provide a multi-slide closing die, which has the characteristics of synchronous closing in the circumferential direction and good closing effect.

[0004] In order to solve the above technical problems, the purpose of the utility model is achieved as follows: the utility model involves a multi-slider closing mold, including an upper fixed mold and a lower movable mold, a fixed base is provided between the upper fixed mold and the lower movable mold, a positioning fixture is provided in the center of the base, a plurality of sliders arranged in a ring array around the positioning fixture are arranged on the circumference of the base, and the sliders move along the radial direction of the base, and a drive ring for following is provided on the lower movable mold, and the drive ring surrounds all the sliders, and the inner wall surface of the drive ring has an inclined active drive slope surface, and the slider has a driven drive slope surface that matches the active drive slope surface and the two move relative to each other Each of the sliders is matched with a floating hole opened on the side of the driving ring, and the floating hole extends along the axial direction of the driving ring. A pull rod with one end connected to the slider and the other end provided with a limit block is passed through the floating hole. The pull rod is sleeved with a first elastic member with one end against the driving ring and the other end against the limit block. The end of the slider that is not connected to the pull rod is provided with a closing top. A pressure rod for vertical up and down movement is slidably connected to the upper fixed mold, and a pressure plate is connected to the bottom of the pressure rod. A plurality of pressure arms are arranged on the pressure plate above the driving ring and provide downward pressure to the driving ring. A second elastic member is provided at the bottom of the lower movable mold to reset it.

[0005] The utility model is further configured as follows: a limit retaining ring arranged on the driving ring is provided between the pressure arm and the driving ring.

[0006] The utility model is further configured as follows: a guide column is arranged on the lower movable mold, a guide sleeve is slidably connected to the guide column, and the guide sleeve is arranged on the upper fixed mold.

[0007] The utility model is further configured as follows: the first elastic member and the second elastic member are both rubber rings or compression springs.

[0008] The utility model is further configured as follows: the interval angles between two adjacent sliding blocks are equal.

[0009] In summary, the utility model has the following beneficial effects: the multi-slider closing mold involved in the utility model can achieve circumferential synchronous closing, has a good closing effect, and can also realize the function of automatic resetting. The overall function is perfect and the practicability is strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0011] Figure 2 It is a partial structural schematic diagram of the utility model;

[0012] Figure 3 It is a partial structural schematic diagram of the utility model. DETAILED DESCRIPTION

[0013] In order to enable those skilled in the art to better understand the technical solution of the utility model, the preferred implementation scheme of the utility model is described below in conjunction with specific embodiments, but it should be understood that these descriptions are only for further illustrating the features and advantages of the utility model, rather than limiting the patent requirements of the utility model. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the utility model.

[0014] The utility model is further described below in conjunction with the accompanying drawings and preferred embodiments.

[0015] Example 1

[0016] See also Figures 1 to 3As shown, a multi-slider closing mold involved in this embodiment includes an upper fixed mold 1 and a lower movable mold 2, a fixed base 3 is provided between the upper fixed mold 1 and the lower movable mold 2, a positioning fixture 4 is provided in the center of the base 3, a plurality of sliders 5 arranged in a ring array around the positioning fixture are arranged on the circumference of the base 3, and the sliders 5 move along the radial direction of the base 3, and a drive ring 6 for following is provided on the lower movable mold 2, and the drive ring 6 surrounds all the sliders 5, and the inner wall surface of the drive ring 6 has an inclined active drive slope 7, and the slider 5 has a driven drive slope 8 that matches the active drive slope and the two move relative to each other, and each of the sliders 5 is matched with a drive opening The floating hole 9 on the side of the ring 6 extends along the axial direction of the driving ring 6. A pull rod 11 with one end connected to the slider and the other end provided with a limit block 10 is passed through the floating hole 9. The pull rod 11 is sleeved with a first elastic member 12 with one end against the driving ring 6 and the other end against the limit block 10. The end of the slider 5 not connected to the pull rod is provided with a closing top 13. A pressure rod 14 for vertical up and down movement is slidably connected to the upper fixed mold 1. A pressure plate 15 is connected to the bottom of the pressure rod 14. A plurality of pressure arms 16 are arranged on the upper part of the driving ring 6 and provide downward pressure to the driving ring. A second elastic member 17 is provided at the bottom of the lower movable mold 2 for resetting it.

[0017] Furthermore, a limit ring 18 is provided between the pressure arm 16 and the drive ring 6 and is arranged on the drive ring.

[0018] Furthermore, the first elastic member 12 and the second elastic member 17 are both rubber rings or compression springs.

[0019] Furthermore, the interval angles between two adjacent sliders 5 are equal.

[0020] In this embodiment, the pressure rod 14 is first connected to a power source so that it moves downward with the pressure rod 14, and the pressure plate 15 and the pressure arm 16 transmit the power, so that the drive ring 6 and the lower movable mold 2 move downward relative to the base 3, and the first elastic member 12 is deformed and reset, and the pulling rod 11 and the slider 5 move away from the center until the positioning fixture 4 is exposed, and then the workpiece to be closed is clamped to the positioning fixture 4, and then the pressure arm 16 is reset, and the second elastic member 17 is deformed and reset, and the drive ring 6 and the lower movable mold 2 move upward relative to the base 3, and the slider 5 moves toward the center, so that the upper closing top 13 circumferentially squeezes the inner bowl to be closed until the closing is completed.

[0021] Example 2

[0022] See also Figures 1 to 3 As shown, the multi-slider closing mold involved in this embodiment is further configured on the basis of Example 1, wherein a guide column 19 is provided on the lower movable mold 2, a guide sleeve 20 is slidably connected to the guide column 19, and the guide sleeve 20 is arranged on the upper fixed mold 1.

[0023] In this embodiment, the guide column 19 cooperates with the guide sleeve 20 to achieve a sliding guide effect.

[0024] The multi-slider closing mold involved in the utility model can realize synchronous closing in the circumferential direction, has a good closing effect, can also realize the function of automatic resetting, has perfect overall functions, and is highly practical.

[0025] Unless otherwise specified, in the present invention, the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicating orientation or positional relationship are based on the orientation or positional relationship actually shown, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, the terms describing the orientation or positional relationship in the present invention are only used for illustrative purposes and cannot be understood as limitations on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood in combination with the embodiments and according to specific circumstances.

[0026] Unless otherwise clearly specified and limited, in the present invention, the terms "disposed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. A multi-slide closing mold, comprising an upper fixed mold and a lower movable mold, characterized in that: A fixed base is provided between the upper fixed mold and the lower movable mold, a positioning fixture is provided in the center of the base, a plurality of sliders are arranged in a ring array around the positioning fixture on the circumference of the base, and the sliders move along the radial direction of the base, and a drive ring is provided on the lower movable mold for follow-up, and the drive ring surrounds all the sliders, and the inner wall surface of the drive ring has an inclined active drive slope surface, and the slider has a driven drive slope surface that matches the active drive slope surface and the two move relative to each other, and each of the sliders is matched with a floating hole opened on the side of the drive ring, and the floating hole is provided on the side of the drive ring. The movable hole extends along the axial direction of the driving ring, and the floating hole is penetrated by a pull rod with one end connected to the slider and the other end provided with a limit block. The pull rod is sleeved with a first elastic member with one end against the driving ring and the other end against the limit block. The end of the slider not connected to the pull rod is provided with a closing top, and a pressure rod for vertical up and down movement is slidably connected to the upper fixed mold, and a pressure plate is connected to the bottom of the pressure rod. A plurality of pressure arms are arranged on the pressure plate above the driving ring and for providing downward pressure to the driving ring. A second elastic member is provided at the bottom of the lower movable mold for resetting it.

2. The multi-slide closing mold according to claim 1, characterized in that: A limit ring arranged on the driving ring is arranged between the pressure arm and the driving ring.

3. The multi-slide closing mold according to claim 1 or 2, characterized in that: The lower movable mold is provided with a guide column, the guide column is slidably connected with a guide sleeve, and the guide sleeve is arranged on the upper fixed mold.

4. The multi-slide closing mold according to claim 3, characterized in that: The first elastic member and the second elastic member are both rubber rings or compression springs.

5. The multi-slide closing mold according to claim 1, characterized in that: The interval angles between two adjacent sliding blocks are equal.

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