CN216938044U

CN216938044U - Stamping die guide structure

Info

Publication number: CN216938044U
Application number: CN202220301339.5U
Authority: CN
Inventors: 吕斌
Original assignee: Yancheng Nayou Machinery Technology Co ltd
Current assignee: Yancheng Nayou Machinery Technology Co ltd
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2022-07-12
Anticipated expiration: 2032-02-15

Abstract

The utility model discloses a stamping die guide structure which comprises a movable die, a fixed die, a guide rod, a guide sleeve, a slide block, a pressing block and an oil storage tank, wherein the guide sleeve is arranged in the movable die, the guide rod is vertically arranged on the fixed die, and the guide sleeve and the guide rod are coaxially arranged; a first channel communicated with the oil storage tank is formed in the movable die; an oil storage ring is arranged on the outer wall of the guide sleeve, the position of the oil storage ring is matched with that of the first channel, a plurality of second channels are arranged at the bottom of the oil storage ring, and the second channels are communicated with the inner wall of the guide sleeve; the sliding block is arranged on the upper side of the guide sleeve, and at least partially extends into the guide sleeve to be overlapped with the second channel; the briquetting is fixed in the slider upside, is provided with the spring between briquetting and the slider. The guide rod pushes the sliding block to move up and down to open or close the second channel, so that automatic addition of lubricating oil is realized, abrasion of the guide rod and the guide sleeve is avoided, and the service life of the die is prolonged; and the automatic closing of the lubricating oil can be realized, the waste of the lubricating oil is avoided, and the cost is saved.

Description

Stamping die guide structure

Technical Field

The utility model relates to the technical field of stamping dies, in particular to a stamping die guide structure.

Background

Stamping is a processing method for applying pressure to a material by using a die arranged on a press machine to cut or stretch the material, and in order to ensure that an impact block of a movable die can be perfectly matched with an impact groove of a fixed die, a guide rod and a guide sleeve which are matched with each other are usually arranged between the movable die and a fixed die. Because guide bar and uide bushing are the simple interlude cooperation only, consequently need add lubricating oil, the cooperation department of guide bar and uide bushing can take place wearing and tearing otherwise, leads to guide bar and uide bushing bite puckery or even card to die, reduces stamping die's life.

However, in the process of implementing the technical solution of the present invention in the embodiment of the present application, the inventors of the present application find that the above-mentioned technology has at least the following problems:

the existing stamping die needs to be stopped and manually added with lubricating oil, so that the production efficiency is seriously influenced; and manual adding of lubricating oil has the risk of forgetting, if not adding in time, to cause the wearing and tearing of guide structure, reduce the life of mould.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a guide structure of a stamping die, which aims to solve the technical problems mentioned in the background technology, and the utility model aims to be realized by the following technical scheme:

a stamping die guide structure comprises a movable die, a fixed die, a guide rod, a guide sleeve, a slide block, a pressing block and an oil storage tank, wherein the guide sleeve is arranged in the movable die, the guide rod is vertically arranged on the fixed die, and the guide sleeve and the guide rod are coaxially arranged; a first channel is formed in the moving die and communicated with the oil storage tank; an oil storage ring is arranged on the outer wall of the guide sleeve, the position of the oil storage ring is matched with that of the first channel, a plurality of second channels are arranged at the bottom of the oil storage ring, and the second channels are communicated with the inner wall of the guide sleeve; the sliding block is arranged on the upper side of the guide sleeve, and at least partially extends into the guide sleeve to be overlapped with the second channel; the briquetting is fixed in the slider upside, is provided with the spring between briquetting and the slider.

Furthermore, the outer side of the sliding block is provided with two sealing rings which are respectively positioned at the upper side and the lower side of the second channel.

Further, the oil storage tank is provided with an air hole.

Further, the oil storage tank lateral wall is provided with the observation window.

The technical scheme provided by the embodiment of the application at least has the following technical effects or advantages:

the guide rod pushes the sliding block to move up and down to open or close the second channel, so that automatic addition of lubricating oil is realized, abrasion of the guide rod and the guide sleeve is avoided, and the service life of the die is prolonged; and the automatic closing of the lubricating oil can be realized, the waste of the lubricating oil is avoided, and the cost is saved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model.

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is a cross-sectional view of an embodiment of the present application;

fig. 4 is a partially enlarged view of fig. 3.

Identified in the attached figures: 1. fixing a mold; 11. mounting grooves; 2. a guide bar; 3. a guide sleeve; 31. an oil guide ring; 32. a second channel; 4. moving the mold; 41. mounting holes; 42. a first channel; 5. a slider; 6. briquetting; 7. an oil storage tank; 71. air holes; 72. an observation window; 73. a pipeline; 8. a spring; 9. and (5) sealing rings.

Detailed Description

For better understanding of the above technical solutions, the following detailed descriptions will be made in conjunction with the drawings and the detailed description of the present specification, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The guide structure of the stamping die shown in fig. 1-4 comprises a fixed die 1, a guide rod 2, a guide sleeve 3, a movable die 4, a slide block 5, a pressing block 6 and an oil storage tank 7. The edge of the upper side of the fixed die 1 is provided with four mounting grooves 11, and the lower ends of the four guide rods 2 are vertically fixed in the mounting grooves 11 through bolts; four penetrating mounting holes 41 are formed in the movable die 4, the positions of the four mounting holes 41 correspond to the positions of the mounting grooves 11 one by one, and the guide sleeve 3 is fixed in the mounting holes 41 through bolts, so that the guide sleeve 3 and the guide rod 2 are coaxially arranged; the two oil storage tanks 7 are respectively arranged at two sides of the movable mold 4, and the side wall of the oil storage tank 7 is provided with an air hole 71 and a transparent observation window 72 so as to visually know the content of the residual lubricating oil in the oil storage tank 7. Preferably, a scale mark is further provided on one side of the observation window 72 for quantitative monitoring of the lubricating oil.

Specifically, as shown in fig. 1 and 3-4, a first passage 42 is formed in the movable mold 4, one end of the first passage 42 is communicated with the bottom of the oil storage tank 7 through a pipe 73, and the other end of the first passage 42 is communicated with the inner wall of the mounting hole 41; the oil storage ring 31 is arranged on the outer wall of the guide sleeve 3, the position of the oil storage ring 31 is matched with the position of the first channel 41, the plurality of second channels 32 are arranged on the inner side of the oil storage ring 31, the second channels 32 are communicated with the inner wall of the guide sleeve 3, the first channel 41, the oil storage ring 31 and the second channels 32 form an oil conveying channel into the guide sleeve 3, and the uniformity of inflow of lubricating oil can be improved by arranging the oil storage ring 31.

As shown in fig. 3 and 4, the slider 5 is a cylindrical structure, the slider 5 is slidably mounted on the upper side of the guide sleeve 3, the lower end of the slider 5 extends into the guide sleeve 3 and is overlapped with the second channel 32, when the slider 5 moves upwards, the slider 5 is staggered with the second channel 32, and the oil delivery channel is opened; when the sliding block 5 moves downwards, the sliding block 5 is superposed with the second channel 32, and the oil transportation channel is closed; preferably, two sealing rings 9 are disposed on the outer side of the slider 5, and when the slider 5 is at the lower end, the two sealing rings 9 are respectively disposed on the upper and lower sides of the second channel 32 to improve the sealing performance of the closure. The pressing block 6 is of an annular structure, the pressing block 6 is fixed on the upper side of the sliding block 5 at intervals, a spring 8 is arranged between the pressing block 6 and the sliding block 5, and the pressing block 6 applies downward pressure to the sliding block 5 through the spring 8.

The working principle of the utility model is as follows:

in a non-working state, the sliding block is positioned at the lower side under the action of the pressing block and the spring, the sliding block is superposed with the second channel, so that the oil delivery channel is closed, and lubricating oil does not flow between the guide rod and the guide sleeve;

in the working state, the movable die is pressed downwards, the guide rod jacks up the slide block, the slide block is staggered with the second channel, the oil delivery channel is opened, and lubricating oil flows between the guide rod and the guide sleeve to realize lubrication.

Preferably, the pipeline 73 is provided with a regulating valve to regulate the flow of the lubricating oil, so that the purpose of saving the lubricating oil is achieved.

The technical scheme in the embodiment of the application at least has the following technical effects or advantages:

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the absence of any contrary indication, these directional terms are not intended to indicate and imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be considered as limiting the scope of the present invention: the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A stamping die guide structure is characterized by comprising a movable die, a fixed die, a guide rod, a guide sleeve, a slide block, a pressing block and an oil storage tank, wherein the guide sleeve is installed in the movable die, the guide rod is vertically installed on the fixed die, and the guide sleeve and the guide rod are coaxially arranged; a first channel is formed in the moving die and communicated with the oil storage tank; an oil storage ring is arranged on the outer wall of the guide sleeve, the position of the oil storage ring is matched with that of the first channel, a plurality of second channels are arranged at the bottom of the oil storage ring, and the second channels are communicated with the inner wall of the guide sleeve; the sliding block is arranged on the upper side of the guide sleeve, and at least partially extends into the guide sleeve to be overlapped with the second channel; the pressing block is fixed on the upper side of the sliding block, and a spring is arranged between the pressing block and the sliding block.

2. The guiding structure of claim 1, wherein two sealing rings are arranged on the outer side of the sliding block, and the two sealing rings are respectively located on the upper side and the lower side of the second channel.

3. The guide structure of claim 1, wherein the oil tank is provided with an air hole.

4. The guide structure of a press die as set forth in claim 1, wherein the side wall of the oil reservoir is provided with a viewing window.