Automatic transfer device for automobile bolts

Abstract

The invention discloses an automatic transfer device for automobile bolts, and relates to the field of automobile bolt production equipment. A feeding table and an electromagnetic induction heating assembly are arranged on one side of the base, and a forging press is arranged on the other side of the base. A sliding plate is arranged on a base through a linear driving mechanism, a telescopic rod and a lifting table are arranged on the sliding plate, an overturning driving mechanism is arranged on the lifting table, and a clamping mechanism is arranged at the executing end of the lifting table. The device can clamp blanks in batches, heat the blanks, turn over the blanks by 180 degrees and then send the blanks to a forging press for machining, and the whole process is mechanized and does not need manual work. The device can avoid the danger of manual operation, realizes batch production through synchronous operation of multiple groups of mechanisms, is stable in clamping and accurate in transfer, and greatly improves the production efficiency and safety.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of automobile bolt production equipment, and particularly relates to an automatic transfer device for automobile bolts. BACKGROUND

[0002] In the production process of automobile bolts, multiple processes such as forging are required. In the forging link, the bolt blank is usually heated first and then transferred to the forging press for forging processing. The traditional transfer mode is mostly manual operation, which not only has high labor intensity, but also has low production efficiency. Meanwhile, manual transfer also has certain safety hazards, which is difficult to meet the needs of modern large-scale production.

[0003] In order to solve the above problems, an automatic transfer device emerges as the times require. However, the existing automatic transfer device still has some deficiencies in the structure design, for example, the blank is not clamped firmly enough during the transfer process, and is prone to falling; the transfer path is not reasonable enough, resulting in low transfer efficiency; the switching between the heating station and the forging station is not smooth enough, affecting the overall production rhythm, etc.

[0004] Therefore, it is necessary to develop an automobile bolt automatic transfer device with reasonable structure, high transfer efficiency and stable clamping, so as to improve the production efficiency and safety of automobile bolts. SUMMARY

[0005] In order to solve the technical problems in the background art, the present application provides an automatic transfer device for automobile bolts.

[0006] The automatic transfer device for automobile bolts provided by the present application comprises a base, a feeding table and an electromagnetic induction heating assembly are arranged on one side of the base, a forging press is arranged on the other side of the base, and the electromagnetic induction heating assembly is arranged opposite to the forging station of the forging press;

[0007] A sliding plate is slidably installed on the base through a linear driving mechanism, and the sliding plate can reciprocally switch between a material taking station corresponding to the feeding table and a heating station corresponding to the electromagnetic induction heating assembly;

[0008] A plurality of telescopic rods are vertically installed on the sliding plate, the top ends of the telescopic rods are installed with a lifting table, the lifting table is installed with a turnover driving mechanism, the turnover driving mechanism is installed with a clamping mechanism, and the turnover driving mechanism can drive the clamping mechanism to switch by 180° between the discharging position of the electromagnetic induction heating assembly and the forging station of the forging press.

[0009] Preferably, the turnover driving mechanism comprises a transmission gear roller and a driving gear plate, the transmission gear roller is rotatably connected between the two side vertical plates of the middle part of the lifting platform through a bearing seat, the axis of the transmission gear roller is parallel to the sliding direction of the sliding plate, the driving gear plate is slidably connected to the top plane of the lifting platform through a linear guide pair, the sliding direction of the driving gear plate is perpendicular to the sliding direction of the sliding plate, and the transmission gear roller is engaged with the driving gear plate.

[0010] A turnover plate is fixedly connected to the side wall of the transmission gear roller in a radial direction, one end of the turnover plate away from the transmission gear roller is provided with the clamping mechanism, and the end of the driving gear plate is connected with a servo driving cylinder.

[0011] Preferably, the clamping mechanism comprises a pair of symmetrically arranged clamping claws and a driving push plate, a feeding driving assembly is mounted on the turnover plate, and a power output end of the feeding driving assembly is in transmission connection with the driving push plate, so as to drive the driving push plate to move in the direction close to or away from the clamping claws.

[0012] A pair of the clamping claws are slidably connected to the upper surface of the turnover plate through guide sliding blocks, the sliding direction of the clamping claws is parallel to the sliding direction of the sliding plate, and the front side of the driving push plate is integrally formed with a pair of wedge-shaped top blocks corresponding to the outer sides of the pair of clamping claws.

[0013] The outer side wall of the clamping claw is provided with a guide slope matched with the wedge-shaped top block, the outer side walls of the pair of clamping claws are respectively in sliding contact with the inclined surfaces of the pair of wedge-shaped top blocks, when the driving push plate advances towards the clamping claws, the pair of clamping claws are close to each other by the pushing of the wedge-shaped top blocks to clamp the blank, and when the driving push plate moves away from the clamping claws, the pair of clamping claws are away from each other under the action of the reset springs to release the blank.

[0014] Preferably, the feeding driving assembly comprises a servo motor and a lead screw, the servo motor is mounted on the back of the turnover plate through a motor seat, the output shaft of the servo motor is in transmission connection with the lead screw through a shaft coupling, the back side of the driving push plate is integrally formed with an internally threaded sleeve, and the lead screw and the internally threaded sleeve are in screw transmission cooperation.

[0015] Preferably, vertical positioning support columns are vertically and fixedly connected to the two ends of the top of the lifting platform, and the top ends of the positioning support columns are provided with buffer pads, when the turnover plate is turned to a horizontal position, the lower surface of the turnover plate abuts against the top ends of the positioning support columns to realize horizontal positioning.

[0016] The positioning support columns can accurately position the turnover plate when the turnover plate is turned to a horizontal position, thereby ensuring the accuracy of placing the blank and improving the quality of forging and pressing processing.

[0017] Preferably, the clamping mechanism is provided with multiple groups and is arranged at intervals along the sliding direction of the sliding plate, the number of heating stations of the electromagnetic induction heating assembly is equal to and corresponds to the number of lower die stations of the forging press, and each group of clamping mechanisms corresponds to a heating station and a lower die station.

[0018] Preferably, the linear drive mechanism comprises a servo motor, a gear and a rack, the rack is mounted on the base along the sliding direction of the sliding plate, the servo motor is mounted on the bottom of the sliding plate, and the gear is mounted on the output shaft of the servo motor and is engaged with the rack to form a gear and rack transmission mechanism.

[0019] The inner side wall of the clamping jaw is provided with a V-shaped clamping groove, and wear-resistant ceramic pieces are embedded in the groove, and the surface of the ceramic pieces is provided with anti-skid lines, the clamping mechanism adopts the cooperation mode of wedge-shaped jacks and clamping jaws, and the V-shaped clamping groove is arranged on the inner side wall of the clamping jaw, and wear-resistant ceramic pieces with anti-skid lines are embedded in the groove, so that the blank can be stably clamped in batches, the blank can be prevented from falling during transfer, and the reliability of transfer is ensured.

[0020] In the application, the automatic transfer device for automobile bolts has the following beneficial effects:

[0021] The linear drive mechanism, the turnover drive mechanism and the clamping mechanism are arranged, full-automatic transfer of automobile bolt blanks from material taking, heating to forging and pressing stations is realized, manual intervention is not needed, labor intensity is reduced, more importantly, the danger of manual operation is avoided, and the safety of production is improved.

[0022] The turnover drive mechanism can realize 180° turnover, cooperates with the actions of the linear drive mechanism and the lifting platform, makes the switching of the blank between the heating station and the forging and pressing station more smooth, optimizes the transfer path, and greatly improves the transfer efficiency in combination with the characteristics of batch transfer.

[0023] The arrangement of multiple groups of clamping mechanisms can simultaneously transfer multiple groups of blanks, realizes batch production, further improves production efficiency, and meets the needs of large-scale production.

[0024] The linear drive mechanism adopts gear and rack transmission, has the characteristics of high transmission precision and fast response speed, ensures the movement precision of the sliding plate, and further improves the transfer precision of the whole device.

[0025] Mechanized operation replaces manual operation, avoids the danger of manual operation in a high-temperature and high-pressure environment, and can produce in batches, greatly improving production efficiency.

[0026] Additional aspects and advantages of the application will be in part apparent and in part pointed out hereinafter. BRIEF DESCRIPTION OF DRAWINGS

[0027] Fig. 1 It is a schematic view of the structure of the present application;

[0028] Fig. 2 It is a schematic view of the local structure of the present application;

[0029] Fig. 3 It is a schematic view of the structure of the present application after the turnover driving mechanism is turned over;

[0030] The figure label explanation: 1, base; 101, sliding plate; 102, telescopic rod; 2, lifting platform; 201, support column; 3, turnover driving mechanism; 301, driving gear plate; 302, transmission gear roller; 303, turnover plate; 304, feeding driving assembly; 4, clamping mechanism; 401, push plate; 402, top block; 403, clamping claw; 5, electromagnetic induction heating assembly; 6, feeding platform; 7, forging press. DETAILED DESCRIPTION

[0031] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar symbols represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation of the present application.

[0032] As Figs. 1-3 An automatic transfer device for automobile bolts, which comprises a base 1, the base 1 is provided with a feeding platform 6 and an electromagnetic induction heating assembly 5 on one side, a forging press 7 is provided on the other side of the base 1, and the electromagnetic induction heating assembly 5 is arranged opposite to the forging position of the forging press 7.

[0033] A sliding plate 101 is slidably installed on the base 1 through a linear driving mechanism, the sliding plate 101 can reciprocate between a material taking position corresponding to the feeding platform 6 and a heating position corresponding to the electromagnetic induction heating assembly 5. Wherein, the linear driving mechanism comprises a servo motor, a gear and a rack, the rack is installed on the base 1 along the sliding direction of the sliding plate 101, the servo motor is installed at the bottom of the sliding plate 101, and the gear is installed on the output shaft of the servo motor and engaged with the rack, constituting a gear and rack transmission mechanism.

[0034] A plurality of telescopic rods 102 are vertically installed on the sliding plate 101, a lifting platform 2 is installed at the top end of the plurality of telescopic rods 102, a turnover driving mechanism 3 is installed on the lifting platform 2, a clamping mechanism 4 is installed on the turnover driving mechanism 3, and the turnover driving mechanism 3 can drive the clamping mechanism 4 to perform 180° turnover switching between the discharging position of the electromagnetic induction heating assembly 5 and the forging position of the forging press 7.

[0035] The turnover driving mechanism 3 comprises a transmission gear roller 302 and a driving gear plate 301, the transmission gear roller 302 is rotatably connected between the two side vertical plates of the middle part of the lifting platform 2 through a bearing seat, the axis of the transmission gear roller 302 is parallel to the sliding direction of the sliding plate 101, the driving gear plate 301 is slidably connected to the top plane of the lifting platform 2 through a linear guide pair, the sliding direction of the driving gear plate 301 is perpendicular to the sliding direction of the sliding plate 101, the transmission gear roller 302 is engaged with the driving gear plate 301; the side wall of the transmission gear roller 302 is fixedly connected with a turnover plate 303 in the radial direction, the end of the turnover plate 303 away from the transmission gear roller 302 is provided with the clamping mechanism 4, and the end of the driving gear plate 301 is connected with a servo driving cylinder.

[0036] The clamping mechanism 4 comprises a pair of symmetrically arranged clamping claws 403 and a driving push plate 401, the turnover plate 303 is provided with a feeding driving assembly 304, the power output end of the feeding driving assembly 304 is in transmission connection with the driving push plate 401, and the driving push plate 401 is driven to move in the direction close to or away from the clamping claw 403. Wherein, the feeding driving assembly 304 comprises a servo motor and a lead screw, the servo motor is installed on the back of the turnover plate 303 through a motor seat, the output shaft of the servo motor is in transmission connection with the lead screw through a shaft coupling, and the back side of the driving push plate 401 is integrally formed with an internal thread sleeve, and the lead screw and the internal thread sleeve are in screw transmission cooperation.

[0037] A pair of clamping claws 403 are slidably connected to the upper surface of the turnover plate 303 through guide sliding blocks, the sliding direction of the clamping claw 403 is parallel to the sliding direction of the sliding plate 101, the front side of the driving push plate 401 is integrally formed with a pair of wedge-shaped top blocks 402, and the pair of wedge-shaped top blocks 402 are correspondingly arranged on the outer sides of the pair of clamping claws 403; the outer side wall of the clamping claw 403 is provided with a guide slope matched with the wedge-shaped top block 402, the outer side walls of the pair of clamping claws 403 are respectively in sliding contact with the inclined surfaces of the pair of wedge-shaped top blocks 402, when the driving push plate 401 advances to the clamping claw 403, the pair of clamping claws 403 are close to each other by the extrusion of the wedge-shaped top block 402 to realize the clamping of the blank, when the driving push plate 401 moves away from the clamping claw 403, the pair of clamping claws 403 are away from each other under the action of the reset spring to release the blank. In addition, the inner side wall of the clamping claw 403 is provided with a V-shaped clamping groove, wear-resistant ceramic pieces are inlaid in the groove, and anti-skid lines are arranged on the surface of the ceramic pieces.

[0038] The two ends of the lifting platform 2 on the two sides of the top are vertically fixedly connected with positioning support columns 201, and the top end of the positioning support column 201 is provided with a buffer pad. When the turnover plate 303 is turned to a horizontal position, the lower surface of the turnover plate 303 abuts against the top end of the positioning support column 201 to realize horizontal positioning.

[0039] The clamping mechanism 4 is provided with multiple groups and is arranged at intervals along the sliding direction of the sliding plate 101, the number of heating stations of the electromagnetic induction heating assembly 5 is equal to and corresponds to the number of lower die stations of the forging press 7, and each group of clamping mechanisms 4 corresponds to one heating station and one lower die station.

[0040] In the working process of the embodiment:

[0041] The working process of the automatic automobile bolt transfer device does not require manual operation throughout the process and is completed through mechanical operation, which is as follows:

[0042] Firstly, the clamping mechanism 4 clamps a plurality of blanks from the feeding table 6, the feeding drive assembly 304 drives the driving push plate 401 to advance towards the clamping jaw 403, the wedge-shaped ejector 402 pushes the guide slope of the clamping jaw 403, so that the pair of clamping jaws 403 are close to each other, and the plurality of blanks are clamped simultaneously and stably through the V-shaped clamping groove. Then, the telescopic rod 102 rises to drive the blanks to rise and separate from the feeding table 6.

[0043] Then, the sliding plate 101 moves to the upper side of the electromagnetic induction heating assembly 5 under the drive of the linear drive mechanism, and then the telescopic rod 102 descends to insert one end of the blank into the electromagnetic induction heating assembly 5, and the electromagnetic induction heating assembly 5 heats one end of the blank to make it reach a molten state. After heating, the telescopic rod 102 rises to separate the blank with the molten end from the electromagnetic induction heating assembly 5.

[0044] Then, the turnover drive mechanism 3 starts to work, the servo drive cylinder drives the driving toothed plate 301 to slide, the driving toothed plate 301 is engaged with the transmission toothed roller 302 to make the transmission toothed roller 302 rotate, and then drives the turnover plate 303 to turn 180°, so that the clamping mechanism 4 is turned from the discharge position of the electromagnetic induction heating assembly 5 to the upper side of the forging press 7, and at this time the end of the blank that is molten faces upward. During the turning process, when the turnover plate 303 is turned to the horizontal position, the lower surface of the turnover plate 303 abuts against the top end of the positioning support column 201 to realize horizontal positioning.

[0045] Then, the telescopic rod 102 descends again to insert the blank into the lower die of the forging press 7, and then the clamping mechanism 4 releases the blank, the feeding drive assembly 304 drives the driving push plate 401 to move away from the clamping jaw 403, and the pair of clamping jaws 403 are away from each other under the action of the reset spring to complete the release of the blank. Then, the upper and lower dies of the forging press 7 are closed to press the blank into the shape of a bolt, and the bolt is formed.

[0046] After completing the batch transfer and processing once, each part is reset, the sliding plate 101 moves to the material taking station, and is ready for the next batch clamping, transfer and processing operation, and the above operation can realize continuous batch production.

[0047] This mechanical operation instead of manual operation avoids the danger of manual operation in high temperature and high pressure environment, and can produce in batches, greatly improving the production efficiency.

[0048] It should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0049] In addition, the terms "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first" and "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least two, such as two, three, etc., unless otherwise explicitly specified and limited.

[0050] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected or communicate with each other; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the internal communication or interaction relationship of two elements, unless otherwise explicitly limited. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0051] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact between the first and second features through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0052] The above merely describes preferred specific embodiments of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art, according to the technical solution and inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. An automatic transfer device for automobile bolts, characterized by, The base (1) is provided with a feeding table (6) and an electromagnetic induction heating assembly (5) on one side, and a forging press (7) on the other side, and the electromagnetic induction heating assembly (5) is arranged opposite to the forging position of the forging press (7); A sliding plate (101) is slidably installed on the base (1) by a linear driving mechanism, and can be reciprocally switched between a material taking position corresponding to the feeding table (6) and a heating position corresponding to the electromagnetic induction heating assembly (5); A plurality of telescopic rods (102) are vertically installed on the sliding plate (101), and a lifting table (2) is installed at the top end of the telescopic rods (102), a turnover driving mechanism (3) is installed on the lifting table (2), a clamping mechanism (4) is installed on the turnover driving mechanism (3), and the turnover driving mechanism (3) can drive the clamping mechanism (4) to be switched by 180° between a discharging position of the electromagnetic induction heating assembly (5) and the forging position of the forging press (7).

2. The automatic transfer device for automobile bolts according to claim 1, wherein The turnover driving mechanism (3) comprises a transmission gear roller (302) and a driving gear plate (301), the transmission gear roller (302) is rotatably connected between the two vertical plates on the middle of the lifting table (2) through a bearing seat, the axis of the transmission gear roller (302) is parallel to the sliding direction of the sliding plate (101), the driving gear plate (301) is slidably connected to the top plane of the lifting table (2) through a linear guide pair, the sliding direction of the driving gear plate (301) is perpendicular to the sliding direction of the sliding plate (101), and the transmission gear roller (302) is engaged with the driving gear plate (301). A turnover plate (303) is fixedly connected to the side wall of the transmission gear roller (302) in the radial direction, one end of the turnover plate (303) away from the transmission gear roller (302) is provided with the clamping mechanism (4), and the end of the driving gear plate (301) is connected with a servo driving cylinder.

3. The automated transfer device of claim 2, wherein, The clamping mechanism (4) comprises a pair of symmetrically arranged clamping jaws (403) and a driving push plate (401), a feeding driving assembly (304) is installed on the turnover plate (303), the power output end of the feeding driving assembly (304) is in transmission connection with the driving push plate (401), and the driving push plate (401) is driven to move in the direction of approaching or moving away from the clamping jaws (403); A pair of the clamping jaws (403) are slidably connected to the upper surface of the turnover plate (303) through guide sliding blocks, the sliding direction of the clamping jaws (403) is parallel to the sliding direction of the sliding plate (101), and a pair of wedge-shaped top blocks (402) are integrally formed on the front side of the driving push plate (401), and the wedge-shaped top blocks (402) are correspondingly arranged on the outer sides of the pair of clamping jaws (403). The outer side wall of the clamping jaw (403) is provided with a guide slope matched with the wedge-shaped top block (402), the outer side walls of the pair of clamping jaws (403) are in sliding contact with the inclined surfaces of the pair of wedge-shaped top blocks (402) respectively, when the driving push plate (401) is pushed towards the clamping jaws (403), the pair of clamping jaws (403) are pushed to approach each other by the wedge-shaped top blocks (402) to realize clamping of the blank, when the driving push plate (401) is moved away from the clamping jaws (403), the pair of clamping jaws (403) are driven to move away from each other by the restoring spring to release the blank.

4. The automated transfer device of claim 3, wherein, The feeding driving assembly (304) comprises a servo motor and a screw rod, the servo motor is installed on the back of the turnover plate (303) through a motor base, the output shaft of the servo motor is in transmission connection with the screw rod through a shaft coupling, and the back side of the driving push plate (401) is integrally formed with an internally threaded sleeve pipe, and the screw rod and the internally threaded sleeve pipe are in screw transmission cooperation.

5. The automated transfer device of claim 2, wherein, The positioning support columns (201) are vertically and fixedly connected to the two ends on the top of the lifting platform (2), and the top end of the positioning support column (201) is provided with a buffer pad, when the turnover plate (303) is turned to the horizontal position, the lower surface of the turnover plate (303) abuts against the top end of the positioning support column (201) to realize horizontal positioning.

6. The automated transfer device of claim 1, wherein, The clamping mechanism (4) is provided with multiple groups and is arranged at intervals along the sliding direction of the sliding plate (101), the number of heating stations of the electromagnetic induction heating assembly (5) is equal to and one-to-one corresponds to the number of lower die stations of the forging press (7), and each group of clamping mechanisms (4) corresponds to one heating station and one lower die station respectively.

7. The automated transfer device of claim 1, wherein, The linear driving mechanism comprises a servo motor, a gear and a rack, the rack is installed on the base (1) along the sliding direction of the sliding plate (101), the servo motor is installed on the bottom of the sliding plate (101), the gear is installed on the output shaft of the servo motor and is in meshing connection with the rack, and a gear and rack transmission mechanism is formed.

8. The automated transfer device of claim 3, wherein, The inner side wall of the clamping jaw (403) is provided with a V-shaped clamping groove, wear-resistant ceramic pieces are inlaid in the groove, and the surface of the ceramic pieces is provided with anti-skid lines.

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