Die guide sleeve with self-lubricating function

Abstract

The utility model relates to the field of mold guide sleeve devices, and discloses a mold guide sleeve with a self-lubricating function, which comprises a lubricating device and two oil injection devices, the two oil injection devices are respectively arranged at the top end and the bottom end of the lubricating device, the lubricating device comprises an outer sleeve, an inner sleeve is arranged on the inner side wall of the outer sleeve, and the outer sleeve is provided with an outer sleeve. A plurality of oil storage grooves are formed in the inner side wall of the inner sleeve in a circumferential array mode, oil sealing rings are fixedly connected to the positions, close to the upper portion, of the side wall and the inner side wall of the protruding block, a sealing plug is arranged at the top end of the protruding block located at the top end of the outer sleeve, and the two oil sealing rings are matched with the positions, close to the upper portion and the lower portion, of the inner side wall of the outer sleeve respectively. According to the die guide sleeve with the self-lubricating function, the friction force between the die guide sleeve and the guide column is effectively reduced through the lubricating device, the operation of adding lubricating oil to the die guide sleeve can be carried out in the process that the whole device is not disassembled through the oil injection device, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to die guide sleeve device field especially relates to a die guide sleeve with self -lubricating function. BACKGROUND

[0002] Die guide sleeve is the important component in the die, is mainly used for supporting and guiding the movable part in the die, ensures the die when closing and opening can accurate alignment and stable operation. Along with the continuous development of industrial technology, the performance requirement of die guide sleeve is also continuously improving, especially in the service life and machining precision of die, in order to improve the working efficiency of die and prolong its service life, many die guide sleeves adopt self-lubricating technology.

[0003] Although prior art is through setting up in the lateral wall of guide column, but when using needs to the overall device of equipment to be dismantled to add the problem of lubricating oil, thereby leading to long time use easy to cause, therefore, the technical personnel of the field provides a kind of die guide sleeve equipment damage with self-lubricating function to solve the problems raised in the above background technology. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art, and provides a kind of die guide sleeve with self-lubricating function, provides a kind of die guide sleeve with self-lubricating function by setting up lubricating device, effectively reduce the friction between guide column, by setting up oil injection device, can add lubricating oil to die guide sleeve in the process of not dismantling overall device, improve the working efficiency of die guide sleeve with self-lubricating function.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of die guide sleeve with self-lubricating function, including lubricating device and two oil injection devices, two oil injection devices are respectively set in the top and bottom of lubricating device, the lubricating device includes outer sleeve, the inner sleeve is set in the inner lateral wall of outer sleeve, the inner lateral wall of inner sleeve is circularly arrayed with several oil storage grooves, the inner lateral wall of inner sleeve is circularly arrayed with several through holes, the inner lateral wall of several through holes is movably connected with ball respectively;

[0006] The inner lateral wall of several through holes is movably connected with ball respectively;

[0007] Through the above technical scheme, by setting up lubricating device, after the completion of the installation of device whole, through the ball inside through hole, can effectively reduce the friction between guide column.

[0008] Further, the oil injection device includes a protrusion, the protrusion side wall is fixedly connected with the upper position of the inner lateral wall and is connected with the oil ring, the protrusion side wall is connected with the lower position of the inner lateral wall and is connected with the sealing ring, the protrusion top end is provided with a sealing plug at the top end of the outer sleeve, and the two oil rings are respectively matched with the upper and lower positions of the inner lateral wall of the outer sleeve.

[0009] Through the technical scheme, the oil injection device is arranged, the sealing plug is arranged at the top end of the convex block, the sealing plug is removed, the lubricating oil can be added to the inner side wall of the outer sleeve, the operation of adding the lubricating oil to the mold guide sleeve can be performed without disassembling the whole device, and the working efficiency is improved.

[0010] Further, the plurality of balls are matched with the inner side walls of the plurality of through holes.

[0011] Through the technical scheme, the friction generated during work is effectively reduced.

[0012] Further, the two oil sealing rings are matched with the upper and lower positions of the inner sleeve.

[0013] Through the technical scheme, the oil sealing ring is effectively installed.

[0014] Further, the sealing plug penetrates the top end face of the convex block on the inner sleeve.

[0015] Through the technical scheme, the leakage of the lubricating oil is effectively prevented.

[0016] Further, the four sealing rings are matched with the inner side wall of the outer sleeve and the side wall of the inner sleeve.

[0017] Through the technical scheme, the sealing performance is further improved.

[0018] Further, the convex block is made of rubber.

[0019] Through the technical scheme, the sealing effect is improved.

[0020] Further, the plurality of balls penetrate the inner side wall of the inner sleeve.

[0021] Through the technical scheme, the stability of the balls during use is effectively improved.

[0022] The utility model has the following beneficial effects:

[0023] 1. In the utility model, by setting the lubricating device, after the whole device is installed, the balls in the through hole can effectively reduce the friction between the guide column.

[0024] 2. In the utility model, the oil storage groove is arranged in the inner sleeve, the excess lubricating oil can be collected during use, and the waste of lubricating oil is reduced.

[0025] 3. In this utility model, by setting an oil injection device, a sealing plug is set at the top of the protrusion. By removing the sealing plug, lubricating oil can be added to the inner wall of the outer sleeve. The operation of adding lubricating oil to the mold guide sleeve can be carried out without disassembling the whole device, thereby improving work efficiency. Attached Figure Description

[0026] Figure 1 is a perspective view of a mold guide sleeve with self-lubricating function proposed in this utility model;

[0027] Figure 2 is another perspective view of a mold guide sleeve with self-lubricating function proposed in this utility model;

[0028] Figure 3 is a cross-sectional view of a mold guide sleeve with self-lubricating function proposed in this utility model;

[0029] Figure 4 is a cross-sectional view of an oil injection device for a mold guide sleeve with self-lubricating function proposed in this utility model.

[0030] Legend:

[0031] 1. Lubrication device; 101. Outer sleeve; 102. Inner sleeve; 103. Ball bearing; 104. Oil reservoir; 105. Through hole; 2. Oil injection device; 201. Sealing plug; 202. Protrusion; 203. Sealing ring; 204. Oil sealing ring. Detailed Implementation

[0032] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present utility model, and not all of them. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are considered to belong to the present utility model.

[0033] The scope of protection of the utility model.

[0034] Referring to Figures 1-4, one embodiment of this utility model is provided: a mold guide sleeve with self-lubricating function, including a lubrication device 1 and two oil injection devices 2. The two oil injection devices 2 are respectively disposed at the top and bottom of the lubrication device 1. The lubrication device 1 includes an outer sleeve 101, an inner sleeve 102 is provided on the inner side wall of the outer sleeve 101, a plurality of oil storage grooves 104 are arranged in a circumferential array on the inner side wall of the inner sleeve 102, and a plurality of through holes 105 are arranged in a circumferential array on the inner side wall of the inner sleeve 102. Ball bearings 103 are movably connected to the inner side wall of the plurality of through holes 105. By setting the lubrication device 1, after the entire device is installed, the friction between the device and the guide post can be effectively reduced through the ball bearings 103 inside the through holes 105.

[0035] The oil injection device 2 comprises a protrusion 202, the upper side wall of the protrusion 202 is fixedly connected with an oil seal ring 204, the lower side wall of the protrusion 202 is sleeved with a sealing ring 203, the top end of the protrusion 202 located at the top end of the outer sleeve 101 is provided with a sealing plug 201, the two oil seal rings 204 are matched with the upper and lower positions of the inner side wall of the outer sleeve 101 respectively, by arranging the oil injection device 2, the sealing plug 201 is arranged at the top end of the protrusion 202, the sealing plug 201 is removed, the lubricating oil can be added to the inner side wall of the outer sleeve 101, the operation of adding the lubricating oil to the mold guide sleeve can be performed without disassembling the whole device, and the working efficiency is improved.

[0036] The several balls 103 are matched with the inner side wall of the several through holes 105, the two oil seal rings 204 are matched with the upper and lower positions of the inner sleeve 102, the sealing plug 201 penetrates the upper end face of the protrusion 202 located at the top end of the inner sleeve 102, the four sealing rings 203 are matched with the inner side wall of the outer sleeve 101 and the side wall of the inner sleeve 102 respectively, the protrusion 202 is made of rubber block, the several balls 103 penetrate the inner side wall of the inner sleeve 102 respectively, by arranging the oil storage groove 104 in the inner sleeve 102, the operation of collecting the excess lubricating oil during use of the oil storage groove 104 can be improved, and the waste of the lubricating oil is reduced.

[0037] Working principle: by arranging the lubricating device 1, after the whole device is installed, the balls 103 in the through holes 105 can effectively reduce the friction between the guide column, by arranging the oil storage groove 104 in the inner sleeve 102,

[0038] the operation of collecting the excess lubricating oil during use of the oil storage groove 104 can be improved, and the waste of the lubricating oil is reduced, by arranging the oil injection device 2, the sealing plug 201 is arranged at the top end of the protrusion 202, the sealing plug 201 is removed, the lubricating oil can be added to the inner side wall of the outer sleeve 101, the operation of adding the lubricating oil to the mold guide sleeve can be performed without disassembling the whole device, and the working efficiency is improved.

[0039] Finally, it should be noted that: the above only for preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. A mold guide bushing with self-lubricating function, comprising a lubricating device (1) and two oil injection devices (2), the two oil injection devices (2) are respectively arranged at the top end and the bottom end of the lubricating device (1), characterized in that: The lubricating device (1) includes an outer sleeve (101), an inner sleeve (102) is arranged on the inner side wall of the outer sleeve (101), a plurality of oil storage grooves (104) are arranged on the inner side wall of the inner sleeve (102) in a circumferential array, a plurality of through holes (105) are arranged on the inner side wall of the inner sleeve (102) in a circumferential array, and a plurality of rolling balls (103) are movably connected to the inner side walls of the through holes (105) respectively.

2. The mold guide sleeve with self-lubricating function according to claim 1, characterized in that: The oil injection device (2) includes a protruding block (202), oil sealing rings (204) are fixedly connected to the side wall and the inner side wall of the protruding block (202) at upper positions, sealing rings (203) are sleeved on the side wall and the inner side wall of the protruding block (202) at lower positions, sealing plugs (201) are arranged on the top end of the protruding block (202) at the top end of the outer sleeve (101), and the two oil sealing rings (204) are matched with each other at upper positions and lower positions of the inner side wall of the outer sleeve (101).

3. The mold guide sleeve with self-lubricating function according to claim 1, characterized in that: The plurality of rolling balls (103) are matched with the inner side walls of the plurality of through holes (105).

4. The mold guide sleeve with self-lubricating function according to claim 2, characterized in that: The two oil sealing rings (204) are matched with each other at upper positions and lower positions of the inner sleeve (102).

5. The mold guide sleeve with self-lubricating function according to claim 2, characterized in that: The sealing plug (201) penetrates the top end of the protruding block (202) on the top end of the inner sleeve (102).

6. The mold guide sleeve with self-lubricating function according to claim 2, characterized in that: The four sealing rings (203) are matched with each other at the inner side wall of the outer sleeve (101) and the side wall of the inner sleeve (102).

7. The mold guide sleeve with self-lubricating function according to claim 2, characterized in that: The protruding block (202) is made of rubber.

8. The mold guide sleeve with self-lubricating function according to claim 1, characterized in that: The plurality of rolling balls (103) penetrate the inner side wall of the inner sleeve (102) respectively.

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