Five-station bolt cold heading machining device

Abstract

The utility model relates to the technical field of bolt processing, and discloses a five-station bolt cold heading processing device, which comprises a cold heading machine main body, five groups of cold heading processing components for gradually performing cold heading forming on blanks are arranged on the cold heading machine main body, each cold heading processing component comprises a cold heading pressure head die, and the cold heading pressure head dies are arranged on the cold heading machine main body. A feeding mechanical arm used for moving a bolt blank is fixedly installed on the cold header body, a movable lower die capable of clamping the bolt blank is arranged on the cold header body, it can be guaranteed that lubricating oil can be evenly and accurately distributed on the inner wall of the movable lower die through the arranged even oil adding assembly, the lubricating efficiency and uniformity are greatly improved, and the service life of the cold header is prolonged. And the lubricating oil is uniformly and fully smeared on the inner wall of the movable lower die, so that friction and abrasion between the die and a workpiece can be effectively reduced, the service life of the die is prolonged, and the production cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to bolt processing technical field, concretely is a five station bolt cold heading processing device. BACKGROUND

[0002] Patent file CN209174810U discloses a multi-station welding bolt cold heading one-time forming machine, the protected right item "including cold heading machine, the cold heading machine is equipped with cleaning room, the lower extreme of cold heading machine is equipped with the chute, the inside fixed mounting of chute has the cross bar, the cross bar sleeve joint has the spring, the right side fixed connection of spring is in the inside right side surface of chute, this multi-station welding bolt cold heading one-time forming machine rotates through the sleeve of first motor drive, second motor drive cleaning brush rotates, conveniently removes the lubricating oil on the surface of bolt, avoids the processing time of bolt next process.

[0003] And the forming machine lacks an efficient and automatic oiling assembly in the production process, which directly affects the lubrication effect of the bolt in the cold heading forming process. Lack of timely and uniform addition of lubricating oil not only aggravates the friction between the mold and the workpiece, but also causes excessive wear of the mold and the workpiece, thereby shortening the service life of the mold and the whole machine, increasing the maintenance cost and downtime. UTILITY MODEL CONTENTS

[0004] (I) Technical problem solved

[0005] In view of the deficiencies of the prior art, the utility model provides a five-station bolt cold heading processing device, which can solve the problem that the bolt cannot be uniformly and timely lubricated during cold heading, which will cause excessive friction between the mold and the workpiece, resulting in excessive wear of the mold and the workpiece, which is not conducive to the service life of the mold and the equipment.

[0006] (II) Technical scheme

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a five-station bolt cold heading processing device, comprising a cold heading machine main body, five sets of cold heading processing assemblies for gradually cold heading forming the blank are arranged on the cold heading machine main body, the cold heading processing assembly comprises a cold heading punch die, the cold heading punch die is installed on the cold heading machine main body;

[0008] A feeding manipulator for moving the bolt blank is fixedly installed on the cold heading machine main body, and a movable lower die capable of clamping the bolt blank is arranged on the cold heading machine main body.

[0009] Preferably, the cold heading processing assembly further comprises an uniform oiling assembly, which is used for lubricating the bolt during cold heading, the uniform oiling assembly comprises a fixed plate, an oil outlet blind pipe, a conical sponge head, a first pulley, a traction tightening rope, an inclined toothed gear, an inclined toothed rack and an oil reservoir.

[0010] Preferably, the uniform oiling assembly further comprises a servo rotary push rod, the servo rotary push rod can drive the fixed plate to lift and swing, the fixed plate is fixedly connected to the output end of the servo rotary push rod, the oil outlet blind pipe is fixedly connected to the end of the fixed plate away from the servo rotary push rod, and the first pulley is rotatably connected to the outer surface of the oil outlet blind pipe.

[0011] Preferably, the conical sponge head is fixedly sleeved on the outer surface of the oil outlet blind pipe, and the conical sponge head is used for uniformly oiling the inside of the movable lower die; and a plurality of oil outlet grooves are formed in the outer surface of the lower end of the oil outlet blind pipe.

[0012] Preferably, the plurality of traction tightening ropes are arranged in the conical sponge head, the plurality of traction tightening ropes are uniformly arranged in a circumferential array, and the plurality of traction tightening ropes are fixedly connected with the first pulley; when the first pulley rotates, the conical sponge head can be tightened through the plurality of traction tightening ropes.

[0013] Preferably, the connecting pipe is rotatably connected with a second pulley, a transmission belt is transmissionally connected between the second pulley and the first pulley, and the bevel gear is fixedly connected to the lower surface of the second pulley.

[0014] Preferably, the bevel toothed strip is fixedly connected to the cold header main body, the bevel gear is meshingly connected with the bevel toothed strip, and when the bevel gear moves up and down, the bevel gear rotates by the action of the bevel toothed strip; when the fixed plate rotates, the bevel gear can be driven to disengage from the meshing with the bevel toothed strip.

[0015] Preferably, the oil storage device is fixedly installed on the fixed plate, the oil storage device is used for storing lubricating oil, and the connecting pipe is fixedly connected between the oil outlet blind pipe and the oil storage device.

[0016] (Three) beneficial effects

[0017] Compared with the prior art, the utility model provides a five -station bolt cold header processing device, has the following beneficial effects:

[0018] 1、 this five -station bolt cold header processing device, through setting up the uniform oiling assembly can ensure that lubricating oil can be uniformly, accurately distribute on the inner wall of movable lower die, greatly improved the lubricating efficiency and uniformity, and because lubricating oil is evenly and fully applied on the inner wall of movable lower die, can effectively reduce the friction and wear between the mold and workpiece, thereby prolong the service life of the mold, reduce the production cost.

[0019] 2、The five-station bolt cold heading processing device, the lubricating oil is conveyed from the connecting pipe to the oil outlet blind pipe through the setting of the oil accumulator, and finally flows into the inside of the conical sponge head from the plurality of oil outlet grooves on the oil outlet blind pipe, at this time, the plurality of traction tightening ropes drive, at this time, part of the lubricating oil stored in the conical sponge head can be uniformly extruded to the inner wall of the movable lower die, which avoids the problem that the lubricating oil is not uniformly coated or cannot effectively penetrate into the tiny gap in the mold in the traditional way, and the design can make the lubricating oil be uniformly released from inside to outside through the rotation of the conical sponge head and the uniform oil outlet groove design of the oil outlet blind pipe, and ensures the overall coverage and penetration of the lubricating oil. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a whole structure schematic view of the utility model;

[0021] Figure 2 It is an internal section structure schematic view of the utility model;

[0022] Figure 3 It is the utility model Figure 2 The enlarged structure schematic view of A in the middle.

[0023] In the drawing: 1, cold header main body; 2, movable lower die; 3, feeding mechanical hand; 4, cold heading pressure head mold; 5, servo rotary push rod; 6, fixed plate; 7, oil outlet blind pipe; 8, conical sponge head; 9, first pulley; 10, traction tightening rope; 11, transmission belt; 12, second pulley; 13, bevel gear; 14, bevel rack; 15, oil accumulator; 16, connecting pipe. DETAILED DESCRIPTION

[0024] This part will describe the specific embodiments of the utility model in detail, the preferred embodiments of the utility model are shown in the drawings, the role of the drawings is to supplement the description of the text part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.

[0025] In the description of the utility model, it should be understood that the orientation description, such as the orientation or position relationship indicated by up, down, front, back, left, right and the like based on the orientation or position relationship shown in the drawings, is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as the limitation of the utility model.

[0026] In the description of the utility model, greater, less, exceed and the like are understood as not including the number, above, below, within and the like are understood as including the number, if there is a description to the first, second is only used for distinguishing the technical features for the purpose, and can not be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.

[0027] In the description of the utility model, unless otherwise explicitly limited, the words such as setting, installation, connection should be broadly understood, and the specific meaning of the above words in the utility model can be reasonably determined by the person skilled in the art in combination with the specific content of the technical scheme.

[0028] Please refer to Figures 1-3 The utility model provides a new technical scheme: a five station bolt cold heading processing device, including cold header main body 1, be provided with five groups of cold heading processing assembly that gradually cold heading forming is carried out to blank on cold header main body 1, and cold heading processing assembly includes cold heading punch die 4, and cold heading punch die 4 is installed on cold header main body 1;

[0029] The upper end of the cold header main body 1 is fixedly installed with a feeding manipulator 3 for moving the bolt blank, and the cold header main body 1 is provided with a movable lower die 2 capable of clamping the bolt blank.

[0030] Further, the cold heading processing assembly further comprises an even oiling assembly, which is used for lubricating the bolt during cold heading, and the even oiling assembly comprises a fixed plate 6, an oil outlet blind pipe 7, a conical sponge head 8, a first pulley 9, a traction tightening rope 10, an inclined toothed gear 13, an inclined toothed rack 14 and an oil reservoir 15.

[0031] Further, the even oiling assembly further comprises a servo rotary push rod 5, which can drive the fixed plate 6 to ascend and oscillate, the fixed plate 6 is fixedly connected to the output end of the servo rotary push rod 5, the oil outlet blind pipe 7 is fixedly connected to one end of the fixed plate 6 away from the servo rotary push rod 5, and the first pulley 9 is rotatably connected to the outer surface of the oil outlet blind pipe 7.

[0032] Further, the conical sponge head 8 is fixedly sleeved on the outer surface of the oil outlet blind pipe 7, and the conical sponge head 8 is used for uniformly oiling the inside of the movable lower die 2, and a plurality of oil outlet grooves are formed on the outer surface of the lower end of the oil outlet blind pipe 7.

[0033] Further, a plurality of traction tightening ropes 10 are arranged in the conical sponge head 8, the plurality of traction tightening ropes 10 are arranged in a circumferential array, and the plurality of traction tightening ropes 10 are fixedly connected to the first pulley 9, and when the first pulley 9 rotates, the conical sponge head 8 can be tightened through the plurality of traction tightening ropes 10.

[0034] Further, the connecting pipe 16 is rotatably connected with the second pulley 12, and the transmission belt 11 is transmissionally connected between the first pulley 9 and the second pulley 12.

[0035] Further, the inclined toothed rack 14 is fixedly connected to the cold header body 1, the inclined toothed gear 13 is meshingly connected with the inclined toothed rack 14, and the inclined toothed gear 13 rotates by the action of the inclined toothed rack 14 when moving up and down, and the fixed plate 6 can drive the inclined toothed gear 13 to disengage from the inclined toothed rack 14 when rotating.

[0036] Further, the oil reservoir 15 is fixedly installed on the fixed plate 6, and the oil reservoir 15 is used for storing lubricating oil, and the connecting pipe 16 is fixedly connected between the oil outlet blind pipe 7 and the oil reservoir 15.

[0037] Further, the servo rotary push rod 5 is used to drive the fixed plate 6 to rotate until the fixed plate 6 drives the conical sponge head 8 to move to the upper surface of the movable lower die 2, and at this time the inclined toothed gear 13 is meshed with the inclined toothed rack 14, and then the servo rotary push rod 5 is retracted by system control, the output end of the servo rotary push rod 5 drives the fixed plate 6 to descend, and the fixed plate 6 rotates by the action of the inclined toothed rack 14 when descending, the rotating inclined toothed gear 13 drives the first pulley 9 to rotate through the second pulley 12 and the transmission belt 11, and the rotating first pulley 9 drives the upper ends of the plurality of traction tightening ropes 10 to rotate inwardly and tighten, at this time the conical sponge head 8 is driven to rotate and tighten, the lubricating oil is delivered from the connecting pipe 16 to the oil outlet blind pipe 7 by the oil reservoir 15, and finally flows into the conical sponge head 8 from the plurality of oil outlet grooves on the oil outlet blind pipe 7, at this time part of the lubricating oil stored in the conical sponge head 8 is uniformly extruded to the inner wall of the movable lower die 2, which avoids the problem that the lubricating oil is not uniformly coated or cannot effectively penetrate into the tiny gap of the mold in the traditional way, and the design of the rotating and tightening of the conical sponge head 8 and the uniform oil outlet groove of the oil outlet blind pipe 7 can make the lubricating oil be uniformly released from the inside to the outside, ensuring the overall coverage and penetration of the lubricating oil.

[0038] Further, the uniform oiling assembly can ensure that the lubricating oil can be uniformly and accurately distributed on the inner wall of the movable lower die 2, greatly improving the efficiency and uniformity of lubrication, and since the lubricating oil is uniformly and fully coated on the inner wall of the movable lower die 2, the friction and wear between the mold and the workpiece can be effectively reduced, thereby prolonging the service life of the mold and reducing the production cost.

[0039] Working principle: through the setting servo rotating push rod 5 drive fixed plate 6 rotation, until fixed plate 6 drive conical sponge head 8 moves to the upper surface of movable lower mould 2, and the inclined gear 13 will engage with inclined rack 14 at this time, and then through the system control servo rotating push rod 5 retraction, the output end of servo rotating push rod 5 drive fixed plate 6 to drop, fixed plate 6 drop will be affected by inclined rack 14 and itself produce rotation, rotating inclined gear 13 will drive first pulley 9 through second pulley 12 and transmission belt 11 rotation, rotating first pulley 9 can drive the upper end of multiple traction tightening ropes 10 together to twist and tighten inward, at this time conical sponge head 8 will be driven to twist and tighten, through the setting oil reservoir 15 will deliver lubricating oil from connecting pipe 16 to oil outlet blind pipe 7, finally from multiple oil outlet grooves on oil outlet blind pipe 7 flow into conical sponge head 8 inside, at this time multiple traction tightening ropes 10 drive, at this time the part lubricating oil stored in conical sponge head 8 will be evenly extruded to the inner wall of movable lower mould 2.

[0040] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A five-station bolt cold heading processing device, characterized in that: Includes a cold heading machine body (1), and five sets of cold heading processing components are provided on the cold heading machine body (1) for gradually cold heading the blank. The cold heading processing components include a cold heading pressure head mold (4), and the cold heading pressure head mold (4) is installed on the cold heading machine body (1). A loading robot (3) for moving bolt blanks is fixedly installed on the main body (1) of the cold heading machine, and a movable lower mold (2) capable of clamping bolt blanks is provided on the main body (1) of the cold heading machine. The cold heading assembly also includes a uniform lubrication assembly, which is used to lubricate the bolts during cold heading. The uniform lubrication assembly includes a fixed plate (6), an oil outlet blind pipe (7), a conical sponge head (8), a first pulley (9), a traction tightening rope (10), a helical toothed wheel (13), a helical toothed rack (14), and an oil reservoir (15). The uniform refueling assembly also includes a servo rotary push rod (5), which can drive the fixed plate (6) to rise and swing. The fixed plate (6) is fixedly connected to the output end of the servo rotary push rod (5), and the oil outlet blind pipe (7) is fixedly connected to the end of the fixed plate (6) away from the servo rotary push rod (5). The first pulley (9) is rotatably connected to the outer surface of the oil outlet blind pipe (7).

2. The five-station bolt cold heading processing device according to claim 1, characterized in that: The conical sponge head (8) is fixedly sleeved on the outer surface of the oil outlet blind pipe (7). The conical sponge head (8) is used to evenly add oil to the interior of the movable lower mold (2). Multiple oil outlet grooves are opened on the lower outer surface of the oil outlet blind pipe (7).

3. The five-station bolt cold heading processing device according to claim 1, characterized in that: Multiple traction tightening ropes (10) are set inside the conical sponge head (8). The multiple traction tightening ropes (10) are evenly arranged in a circumferential array. The multiple traction tightening ropes (10) are fixedly connected to the first pulley (9). When the first pulley (9) rotates, it can tighten the conical sponge head (8) through the multiple traction tightening ropes (10). The oil reservoir (15) is fixedly installed on the fixed plate (6). The oil reservoir (15) is used to store lubricating oil. The oil outlet blind pipe (7) is fixedly connected to the oil reservoir (15) by a connecting pipe (16).

4. The five-station bolt cold heading processing device according to claim 3, characterized in that: A second pulley (12) is rotatably connected to the connecting pipe (16), and a transmission belt (11) is connected between the second pulley (12) and the first pulley (9). A helical toothed gear (13) is fixedly connected to the lower surface of the second pulley (12).

5. A five-station bolt cold heading processing device according to claim 4, characterized in that: The oblique toothed rack (14) is fixedly connected to the cold heading machine body (1). The oblique toothed wheel (13) is meshed with the oblique toothed rack (14). When the oblique toothed wheel (13) moves up and down, it will rotate on its own due to the action of the oblique toothed rack (14). When the fixed plate (6) rotates, it can drive the oblique toothed wheel (13) to disengage from the oblique toothed rack (14).

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