Self-lubricating die guide block

Abstract

The utility model discloses a self-lubricating die guide block which comprises a base, a connecting plate and a sliding block installed at the lower end of the connecting plate, a first groove is formed in the base, the sliding block is installed in the first groove in a sliding mode, a connecting rod is installed on the side portion of the sliding block, a fixing block is installed on the end portion of the connecting rod, and the fixing block is connected with the connecting plate. A first groove is formed in the inner wall of the base, a third groove is formed in the inner wall of the first groove, a ball is arranged between the fixing block and the inner wall of the third groove in a rolling mode, an oil channel is formed in the side portion of the base, and an oil guide pipe is installed in the oil channel. When the guide block moves, the balls are smoother in the rolling process, the friction force generated when the guide block moves is reduced, the abrasion degree of the guide block in the moving process is reduced, and then the service life of the guide block is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of mold lubrication, in particular to a self-lubricating mold guide block. Background Art

[0002] Good lubrication can reduce the friction coefficient between the die and the workpiece by several times, thereby significantly reducing the forging load (energy) and reducing die wear; in addition, good lubrication also has a heat-insulating and cooling effect on the die, so that the die always works within the appropriate temperature range, thereby extending the life of the die. Therefore, the proper selection of lubricants and lubrication processes is very important to extend the life of the die.

[0003] After searching, the patent with application number 201520125686.7 discloses a self-lubricating mold, including a mold frame and a core, the mold frame includes an upper mold base, a cushion block, a lower mold base, a guide column, an ejection device and a lower mold base, the upper mold base, the core, the cushion block, the lower mold base, the ejection device and the lower mold base are connected in sequence through guide columns, a slideway is provided on the core, a side extraction device is slidably connected to the slideway, a lubrication device for lubricating the side extraction device is provided in the core, the lubrication device is located directly below the slideway, and a trigger device for triggering the lubrication device to discharge oil is provided between the side extraction device and the lubrication device.

[0004] The above scheme has not yet set up a mechanism for lubricating the guide block in the mold. The friction force when the guide block moves is large, which easily causes wear of the guide block during movement and reduces the service life of the guide block. Therefore, we need to propose a self-lubricating mold guide block. Utility Model Content

[0005] The purpose of the utility model is to provide a self-lubricating mold guide block, which is equipped with a ball that can reduce friction resistance and an oil channel to provide lubricating oil to the ball. The ball is smoother during rolling, the friction force when the guide block moves is reduced, the wear of the guide block during movement is reduced, and the service life of the guide block is increased to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a self-lubricating mold guide block, comprising a base, a connecting plate and a sliding block installed at the lower end of the connecting plate, the base is provided with a first groove, the sliding block is slidably installed inside the first groove, a connecting rod is installed on the side of the sliding block, a fixed block is installed on the end of the connecting rod, a third groove is provided on the inner wall of the first groove, a ball is rolled between the fixed block and the inner wall of the third groove, an oil channel is provided on the side of the base, an oil guide pipe is installed inside the oil channel, an outer wall of one end of the oil guide pipe is connected to an oil outlet pipe, and the oil outlet pipe and the ball are aligned.

[0007] Preferably, a first limiting groove is formed on the top and the bottom of the fixing block, a second limiting groove is formed on the inner wall of the third groove, and the ball is rollingly installed between the first limiting groove and the second limiting groove.

[0008] Preferably, a through hole communicating with the oil channel is formed at the bottom of the second limiting groove, and the oil outlet pipe is plugged and fixed inside the through hole.

[0009] Preferably, the end of the oil outlet pipe is connected to a cotton piece, the cotton piece is installed inside the second limiting groove, and the ball is attached to the cotton piece.

[0010] Preferably, a second groove is formed at the bottom of the first groove, and a connecting strip is connected to the bottom of the sliding block, and the connecting strip is slidably installed inside the second groove.

[0011] Preferably, the oil channel consists of a horizontal section of the oil channel and a U-shaped section of the oil channel.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] Through the design of oil channels, oil guide pipes, balls and fixed blocks, the lubricating oil is pumped into the oil guide pipe through an oil pump, and then the lubricating oil is soaked into the cotton sheet along the oil outlet pipe, and the sliding block drives the ball to roll in the second limit groove during the movement, and the emulsified oil on the cotton sheet will be smeared on the ball, reducing the friction resistance of the ball during the rolling process, making the sliding block smoother during the movement, and reducing the wear of the ball. The utility model adds balls that can reduce friction resistance, and opens an oil channel to provide lubricating oil to the ball, so that the ball is smoother during the rolling process, reducing the friction when the guide block moves, reducing the wear of the guide block during the movement, and thus increasing the service life of the guide block. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the axonometric structure of the utility model;

[0015] Figure 2 It is a cross-sectional structural schematic diagram of the utility model;

[0016] Figure 3 For this utility model Figure 2 A schematic diagram of the enlarged structure of part A in the middle.

[0017] In the figure: 1, base; 2, first groove; 21, second groove; 22, third groove; 3, connecting plate; 4, sliding block; 41, connecting strip; 5, oil guide pipe; 6, connecting rod; 7, fixing block; 8, oil channel; 9, ball bearing; 10, first limiting groove; 11, oil outlet pipe; 12, second limiting groove; 13, cotton piece; 14, through hole. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] The same or similar components are indicated by the same reference numerals in different drawings. In addition, please understand that terms such as "first", "second", "third", "upper", "lower", "front", "rear", "inner", "outer", "end", "portion", "segment", "width", "thickness", "region" and the like in the text are only for the convenience of readers to refer to the structure in the drawings and are only used to help describe the present invention, and are not limitations of the present invention.

[0020] See also Figure 1-3 The utility model provides a technical solution: a self-lubricating mold guide block, comprising a base 1, a connecting plate 3 and a sliding block 4 installed at the lower end of the connecting plate 3, a first groove 2 is opened on the base 1, the base 1 and the first groove 2 cooperate to form a "concave" structure, the connecting plate 3 and the sliding block 4 cooperate to form a "convex" structure, the sliding block 4 is slidably installed inside the first groove 2, a connecting rod 6 is installed on the side of the sliding block 4, and a fixed block 7 is installed at the end of the connecting rod 6, that is, when the sliding block 4 slides in the first groove 2, it drives the fixed block 7 to move;

[0021] A third groove 22 is provided on the inner wall of the first groove 2, and a ball 9 is rolledly arranged between the fixed block 7 and the inner wall of the third groove 22. The fixed block 7 moves in the second groove 21 to drive the ball 9 to roll. An oil passage 8 is provided on the side of the base 1, and an oil guide pipe 5 is installed inside the oil passage 8. The lubricating oil is pumped into the oil guide pipe 5 through an oil pump. An outer wall of one end of the oil guide pipe 5 is connected to an oil outlet pipe 11, and the oil outlet pipe 11 and the ball 9 are aligned, that is, the lubricating oil is pumped into the oil guide pipe 5, and then the lubricating oil is immersed in the cotton piece 13 along the oil outlet pipe 11.

[0022] A first limiting groove 10 is provided at the top and bottom of the fixing block 7, a second limiting groove 12 is provided on the inner wall of the third groove 22, the first limiting groove 10 and the second limiting groove 12 are both arranged as strip grooves, the first limiting groove 10 and the second limiting groove 12 are both arranged as grooves with arc-shaped bottoms, and the ball 9 is rollingly installed between the first limiting groove 10 and the second limiting groove 12.

[0023] A through hole 14 communicating with the oil passage 8 is formed at the bottom of the second limiting groove 12 , and the oil outlet pipe 11 is inserted and fixed inside the through hole 14 to facilitate the lubricating oil to flow to the ball 9 .

[0024] The end of the oil outlet pipe 11 is connected with a cotton sheet 13 which can absorb lubricating oil. The cotton sheet 13 is installed inside the second limiting groove 12 . The ball 9 is attached to the cotton sheet 13 , and the lubricating oil on the cotton sheet 13 can be applied to the ball 9 .

[0025] A second groove 21 is formed at the bottom of the first groove 2 , and a connecting bar 41 is connected to the bottom of the sliding block 4 . The connecting bar 41 is slidably installed inside the second groove 21 , so as to further improve the stability of the sliding block 4 during sliding.

[0026] The oil channel 8 is composed of a horizontal oil channel and a U-shaped oil channel, which is convenient for lubricating the upper and lower sets of balls 9 of the fixed block 7 at the same time.

[0027] When using this device, in the process of using the mold to produce products, the sliding block 4 slides inside the first groove 2, driving the connecting strip 41 to slide inside the second groove 21, and pumping the lubricating oil into the oil guide pipe 5 through the oil pump, and then the lubricating oil is immersed in the cotton sheet 13 along the oil outlet pipe 11, and the sliding block 4 drives the ball 9 to roll in the second limit groove 12 during the movement, and the emulsified oil on the cotton sheet 13 will be smeared on the ball 9, reducing the friction resistance encountered by the ball during the rolling process, making the sliding block 4 smoother during the movement, and reducing the wear of the ball 9, thereby extending the service life of the sliding block 4 and the guide block.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A self-lubricating die guide block, comprising a base (1), a connecting plate (3) and a sliding block (4) mounted on the lower end of the connecting plate (3), characterized in that: The base (1) is provided with a first groove (2), the sliding block (4) is slidably mounted inside the first groove (2), a connecting rod (6) is mounted on the side of the sliding block (4), a fixing block (7) is mounted on the end of the connecting rod (6), a third groove (22) is formed on the inner wall of the first groove (2), a ball (9) is rollingly arranged between the fixing block (7) and the inner wall of the third groove (22), an oil passage (8) is formed on the side of the base (1), an oil guide pipe (5) is mounted inside the oil passage (8), an outer wall of one end of the oil guide pipe (5) is connected to an oil outlet pipe (11), and the oil outlet pipe (11) and the ball (9) are arranged in alignment.

2. A self-lubricating die guide block according to claim 1, characterized in that: The top and bottom of the fixing block (7) are both provided with a first limiting groove (10), the inner wall of the third groove (22) is provided with a second limiting groove (12), and the ball (9) is rollingly installed between the first limiting groove (10) and the second limiting groove (12).

3. A self-lubricating die guide block according to claim 2, characterized in that: A through hole (14) communicating with the oil channel (8) is provided at the bottom of the second limiting groove (12), and the oil outlet pipe (11) is plugged and fixed inside the through hole (14).

4. A self-lubricating die guide block according to claim 1, characterized in that: The end of the oil outlet pipe (11) is connected to a cotton sheet (13), the cotton sheet (13) is installed inside the second limiting groove (12), and the ball (9) is attached to the cotton sheet (13).

5. A self-lubricating die guide block according to claim 1, characterized in that: A second groove (21) is provided at the bottom of the first groove (2), and a connecting strip (41) is connected to the bottom of the sliding block (4), wherein the connecting strip (41) is slidably mounted inside the second groove (21).

6. A self-lubricating die guide block according to claim 1, characterized in that: The oil channel (8) is composed of a horizontal oil channel and a U-shaped oil channel.

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