A mandrel automatic loading and unloading device

Abstract

The present application relates to an automatic loading and unloading device for a mandrel, comprising a processing table, wherein an upper hopper and a lower hopper are respectively arranged on both sides of the processing table in the width direction, an upper and lower material rack is mounted above the processing table, and a loading clamping claw cylinder and a lowering clamping claw cylinder are slidably arranged on the upper and lower material racks, and a feeding mechanism is arranged on the side of the processing table facing the upper hopper, and the feeding mechanism comprises a feeding rack, a feeding table, a preset table and a top plate, the feeding rack is arranged on one side of the processing table, the feeding table is installed on the feeding rack, the feeding table is inclined toward the processing table, the preset table is fixed on the feeding table facing the side of the processing table facing the upper hopper, the preset table is inclined toward the processing table, the preset table is higher than the feeding table, the top plate is slidably arranged on the feeding table, the top plate is arranged on one end of the feeding table facing the preset table, and the top plate is flush with the feeding table or flush with the preset table through sliding. The present application has the effect of improving the efficiency of loading and unloading.

Description

Technical Field

[0001] The present application relates to the field of mandrel processing, and in particular to an automatic mandrel loading and unloading device. Background Art

[0002] During the processing of automobile mandrels, one end of the mandrel is usually required to be hobbed so that the required tooth grooves are formed on the end of the mandrel along the circumferential direction.

[0003] In the existing mandrel gear hobbing processing process, the mandrel to be gear hobbed needs to be clamped from the stacked mandrel area to the processing table by a robot on one side of the processing table, and then slide through the processing table to the gear hobbing equipment for gear hobbing. After the gear hobbing is completed, the processing table slides away from the gear hobbing equipment, and the mandrel after the gear hobbing is clamped by the robot on the other side of the processing table to the gear hobbing completion area for stacking.

[0004] In the prior art, the loading of the manipulator requires the clamping and loading of the mandrel from the area to be hobbed after the unloading is completed, and the efficiency of loading and unloading is relatively low. Utility Model Content

[0005] In order to improve the efficiency of loading and unloading, the present application provides an automatic loading and unloading device for a mandrel.

[0006] The present application provides a mandrel automatic loading and unloading device adopts the following technical solution:

[0007] A device for automatically loading and unloading a core shaft comprises a processing table, wherein an upper hopper and a lower hopper are respectively arranged on both sides of the processing table in the width direction, an upper and lower material rack is mounted above the processing table, and a loading clamp cylinder and a lower clamp cylinder are slidably arranged on the upper and lower material racks, and a feeding mechanism is arranged on the side of the processing table facing the upper hopper, and the feeding mechanism comprises a feeding rack, a feeding table, a preset table and a top plate, the feeding rack is arranged at one side of the processing table, the feeding table is installed on the feeding rack, the feeding table is inclined toward the processing table, the preset table is fixed on the feeding table toward the side of the processing table toward the upper hopper, the preset table is inclined toward the processing table, the preset table is higher than the feeding table, the top plate is slidably arranged on the feeding table, the top plate is arranged at one end of the feeding table facing the preset table, and the top plate is flush with the feeding table or flush with the preset table through sliding.

[0008] By adopting the above technical solution, when there is a mandrel gear hobbing process on the processing table, the mandrel to be gear hobbed can be replenished on the feeding table through the feeding mechanism. After the mandrel gear hobbing process on the processing table is completed, the material can be loaded and unloaded quickly, which shortens the loading time and improves the efficiency of loading and unloading.

[0009] Optionally, a first mounting platform is horizontally slidably provided on the upper and lower material racks, the first mounting platform slides along the length direction of the upper and lower material racks, a first lifting rod is slidably provided on the first mounting platform, the first lifting rod is vertically slidably provided on the first mounting platform, and an electromagnet is installed at one end of the first lifting rod toward the upper hopper

[0010] By adopting the above technical solution, the core shaft in the upper hopper can be adsorbed by the electromagnet to replenish the feeding table. The electromagnet can adsorb multiple core shafts at the same time, and the feeding efficiency is high.

[0011] Optionally, a magnet platform is rotatably provided on the first lifting rod, and the electromagnet is mounted on the first lifting rod through the magnet platform.

[0012] By adopting the above technical solution, the rotatably arranged magnet table can drive the direction of the electromagnet to a certain extent, so as to adsorb the core shaft located at the edge of the upper hopper.

[0013] Optionally, a sliding rod is fixed on the electromagnet, and the sliding rod is slidably mounted on the magnet platform, and a spring is arranged between the electromagnet and the magnet platform.

[0014] By adopting the above technical solution, the sliding rod cooperates with the spring to provide a buffer space when the electromagnet moves toward the core shaft, so that when the electromagnet hits the core shaft, the force generated by the impact is buffered, reducing the probability of damage to the electromagnet or the core shaft.

[0015] Optionally, the electromagnet comprises a block and a plurality of electromagnetic coils evenly distributed along the length direction of the block.

[0016] By adopting the above technical solution, the number of coils that are energized can be selected according to actual needs, thereby adjusting the number of core shafts adsorbed by the electromagnet according to the feeding demand.

[0017] Optionally, a second mounting platform is horizontally slidably provided on the upper and lower material racks, the second mounting platform slides along the length direction of the upper and lower material racks, a second lifting rod is slidably provided on the second mounting platform, the second lifting rod is vertically slidably provided on the second mounting platform, a material platform is installed on one end of the second lifting rod facing the lower hopper, the loading clamp cylinder and the unloading clamp cylinder are both installed on the material platform, and the distance between the loading clamp cylinder and the unloading clamp cylinder is equal to the distance between the preset platform and the processing platform.

[0018] By adopting the above technical solution, the distance between the loading clamp cylinder and the unloading clamp cylinder is equal to the distance between the preset table and the processing table, so that the loading clamp cylinder can clamp the core shaft on the preset table while the unloading clamp cylinder clamps the core shaft on the workbench, thereby realizing the second lifting rod cooperating with the second mounting table to simultaneously drive the lifting and sliding of the loading clamp cylinder and the unloading clamp cylinder, thereby saving costs by setting up one more power mechanism.

[0019] Optionally, a tow chain is installed between the first mounting platform and the first lifting rod and between the second mounting platform and the second lifting rod.

[0020] By adopting the above technical solution, the setting of the drag chain can guide the sliding of the first lifting rod on the first mounting platform and the second lifting rod on the second mounting platform, thereby making the sliding smoother and reducing the probability of jamming. At the same time, it limits the travel of the lifting rod and reduces the probability of the lifting rod detaching from the mounting platform.

[0021] Optionally, a driving member is installed on the feeding frame, and the driving member is connected to the top plate, and the driving member drives the top plate to slide.

[0022] By adopting the above technical solution, the setting of the driving member can drive the top plate to slide, so that the top plate can better locate the sliding position.

[0023] In summary, the present application includes at least one of the following beneficial technical effects:

[0024] 1. When there is a mandrel gear hobbing process on the processing table, the mandrel to be hobbed can be replenished on the feeding table through the feeding mechanism. After the mandrel gear hobbing process on the processing table is completed, the material can be loaded and unloaded quickly, shortening the loading time and improving the efficiency of loading and unloading;

[0025] 2. The electromagnet can adsorb the mandrel in the upper hopper to feed the feeding table. The electromagnet can adsorb multiple mandrels at the same time, and the feeding efficiency is high;

[0026] 3. The sliding rod cooperates with the spring to provide a buffer space when the electromagnet moves toward the mandrel, thereby buffering the force generated by the impact when the electromagnet hits the mandrel, reducing the probability of damage to the electromagnet or the mandrel;

[0027] 4. The distance between the feeding clamping cylinder and the unloading clamping cylinder is equal to the distance between the preset table and the processing table. The unloading clamping cylinder can clamp the mandrel on the workbench while the feeding clamping cylinder clamps the mandrel on the preset table, so that the second lifting rod cooperates with the second mounting table to drive the lifting and sliding of the feeding clamping cylinder and the unloading clamping cylinder at the same time, and one less power mechanism is set to save costs;

[0028] 5. The setting of the drag chain can guide the sliding of the first lifting rod on the first mounting platform and the second lifting rod on the second mounting platform, thereby making the sliding smoother and reducing the probability of getting stuck. At the same time, it limits the travel of the lifting rod and reduces the probability of the lifting rod detaching from the mounting platform. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic diagram of the overall structure of this embodiment.

[0030] Figure 2 yes Figure 1 Magnified view of part A in the middle.

[0031] Explanation of the reference numerals in the accompanying drawings: 1. Processing table; 2. Placing rack; 3. Upper hopper; 4. Lower hopper; 5. Upper and lower material racks; 6. Upper material clamping claw cylinder; 7. Lower material clamping claw cylinder; 8. Feeding mechanism; 81. Feeding rack; 82. Feeding table; 83. Preset table; 84. Top plate; 9. Driving member; 10. First mounting table; 11. Horizontal rack; 12. Sliding gear; 13. First lifting rod; 14. Magnet table; 15. Electromagnet; 151. Block; 152. Electromagnetic coil; 16. Sliding rod; 17. Spring; 18. Nut; 19. Second mounting table; 20. Second lifting rod; 21. Material table; 22. Drag chain; 23. Vertical rack; 24. Lifting gear. DETAILED DESCRIPTION

[0032] The following is combined with Figure 1-2 This application is described in further detail.

[0033] The present application discloses an automatic loading and unloading device for a mandrel, referring to Figure 1 and Figure 2, including a processing table 1 placed on the ground, the processing table 1 is arranged on one side of the gear hobbing equipment, a placing rack 2 is arranged on the processing table 1, the placing rack 2 is used to place the mandrel, after the mandrel is placed on the placing rack 2, the placing rack 2 is driven to slide and the mandrel is sent into the gear hobbing equipment for gear hobbing, after the gear hobbing is completed, the placing rack 2 is driven to slide and the mandrel leaves the gear hobbing equipment, an upper hopper 3 and a lower hopper 4 are respectively arranged on both sides of the width direction of the processing table 1, the upper hopper 3 is used to store the mandrel to be hobbed, and the lower hopper 4 is used to store the gear hobbing After the mandrel is completed, a loading and unloading rack 5 is set above the processing table 1. The loading and unloading rack 5 is horizontally set on the ground through two vertical rods. A loading clamping claw cylinder 6 and a unloading clamping claw cylinder 7 are slidably set on the loading and unloading rack 5. A feeding mechanism 8 is set on the side of the processing table 1 facing the upper hopper 3. The feeding mechanism 8 includes a feeding rack 81 set on the ground on one side of the processing table 1, a feeding table 82 installed on the feeding rack 81, a preset table 83 fixed on the feeding table 82 facing the side of the processing table 1 facing the upper hopper 3, and a feeding mechanism 8 is set on the feeding rack 81. The top plate 84 on the feeding table 82 is inclined toward the processing table 1, and the preset table 83 is inclined toward the processing table 1. The preset table 83 is higher than the feeding table 82. The top plate 84 is arranged at the end of the feeding table 82 facing the preset table 83. The top plate 84 is flush with the feeding table 82 or flush with the preset table 83 by sliding. A number of mandrels to be hobbed are placed on the feeding table 82. The mandrels are arranged in a row on the feeding table 82 and slide along the inclined feeding table 82 to the end close to the preset table 83. The sliding of the top plate 84 drives the mandrel closest to the preset table 83. The mandrel near the preset table 83 is lifted, and then falls on the preset table 83 for the preset of the mandrel; when there is a mandrel hobbing on the processing table 1 through the feeding mechanism 8, the mandrel to be hobbed can be supplemented on the feeding table 82. After the mandrel hobbing on the processing table 1 is completed, the material can be loaded and unloaded quickly, which shortens the loading time and improves the efficiency of loading and unloading; a driving component 9 is installed on the feeding frame 81, and the driving component 9 is connected to the top plate 84. In this embodiment, the driving component 9 uses an electric cylinder, and the driving component 9 drives the top plate 84 to slide.

[0034] Reference Figure 1 and Figure 2A first mounting platform 10 is horizontally slidably provided on the upper and lower material racks 5, a horizontal rack 11 is fixedly installed on the upper and lower material racks 5, a sliding gear 12 meshing with the horizontal rack 11 is rotatably provided on the first mounting platform 10, the sliding gear 12 is driven by a motor to rotate and drive the first mounting platform 10 to slide along the length direction of the upper and lower material racks 5, a first lifting rod 13 is slidably provided on the first mounting platform 10, a vertical rack 23 is fixedly installed on the first lifting rod 13, a lifting gear 24 is rotatably provided on the first mounting platform 10, and a vertical rack 23 is meshed with the lifting gear 24, and the lifting gear 24 is driven by the motor to drive the first lifting rod 13 to slide vertically on the first mounting platform 10, and the first lifting rod 13 is rotated toward one end of the upper hopper 3 and a magnet platform 14 is arranged. In this embodiment, the rotation of the magnet platform 14 is driven by a servo motor, and the rotating magnet platform 14 can drive the direction of the electromagnet 15 to a certain extent, so that the core shaft located at the edge of the upper hopper 3 can be adsorbed; the electromagnet 15 is installed on the magnet platform 14, and the electromagnet 15 is installed by the magnet platform 14 On the first lifting rod 13; a sliding rod 16 is fixed on the electromagnet 15, and the sliding rod 16 is slidably installed on the magnet platform 14. A spring 17 is arranged between the electromagnet 15 and the magnet platform 14, and the spring 17 is sleeved outside the sliding rod 16. The sliding rod 16 passes through the magnet platform 14 and is fixed on the magnet platform 14 by a nut 18. The sliding rod 16 cooperates with the spring 17 to allow the electromagnet 15 to have a buffer space when moving toward the core shaft, so as to buffer the force generated by the impact when the electromagnet 15 hits the core shaft, thereby reducing the electromagnet 15 or the core shaft. The probability of shaft damage; the electromagnet 15 includes a block 151 and a plurality of electromagnetic coils 152 evenly distributed along the length direction of the block 151, each electromagnetic coil 152 can be powered on and off independently, the block 151 does not have a magnetic conductivity function, and the number of electromagnetic coils 152 that are powered on can be selected according to actual needs, thereby adjusting the number of core shafts adsorbed by the electromagnet 15 according to the feeding demand. In this embodiment, an electromagnet 15 without residual magnetism is selected to reduce the probability of the core shaft being magnetized after being adsorbed by the electromagnet 15.

[0035] Reference Figure 1A second mounting platform 19 is horizontally slidably provided on the upper and lower material racks 5, and a sliding gear 12 meshing with the horizontal rack 11 is rotatably provided on the second mounting platform 19. The sliding gear 12 is driven by a motor to rotate and drive the second mounting platform 19 to slide along the length direction of the upper and lower material racks 5. A second lifting rod 20 is slidably provided on the second mounting platform 19, and a vertical rack 23 is fixedly installed on the second lifting rod 20. A lifting gear 24 is rotatably provided on the second mounting platform 19, and the vertical rack 23 meshes with the lifting gear 24. The lifting gear 24 is driven by a motor to drive the second lifting rod 20 to slide vertically on the second mounting platform 19, and the second lifting rod 20 moves toward A material table 21 is installed at one end of the downward hopper 4, and the loading clamp cylinder 6 and the unloading clamp cylinder 7 are both installed on the material table 21. The spacing between the loading clamp cylinder 6 and the unloading clamp cylinder 7 is equal to the spacing between the preset table 83 and the processing table 1. The spacing between the loading clamp cylinder 6 and the unloading clamp cylinder 7 is equal to the spacing between the preset table 83 and the processing table 1. The unloading clamp cylinder 7 can clamp the core shaft on the workbench while the loading clamp cylinder 6 can clamp the core shaft on the preset table 83, thereby realizing the second lifting rod 20 cooperating with the second mounting table 19 to simultaneously drive the loading clamp cylinder 6 and the unloading clamp cylinder 7 to lift and slide, and setting up one less power mechanism saves costs.

[0036] Reference Figure 1 A drag chain 22 is installed between the first mounting platform 10 and the first lifting rod 13 and between the second mounting platform 19 and the second lifting rod 20. The setting of the drag chain 22 can guide the sliding of the first lifting rod 13 on the first mounting platform 10 and the second lifting rod 20 on the second mounting platform 19, thereby making the sliding smoother and reducing the probability of jamming. At the same time, the travel of the lifting rod is limited, reducing the probability of the lifting rod detaching from the mounting platform.

[0037] The working principle of the embodiment of the present application is as follows: the mandrel that needs to be hobbed is placed in the upper hopper 3, and the first lifting rod 13 is driven to be above the upper hopper 3 by sliding the first mounting platform 10, and then the first lifting rod 13 is driven to slide so that the electromagnet 15 abuts against the bar material in the upper hopper 3, and the electromagnetic coil 152 of the corresponding number is energized according to the amount of material replenishment required, and the magnetic force generated by the electromagnetic coil 152 adsorbs the mandrel, and then the first lifting rod 13 cooperates with the first mounting platform 10 to drive the electromagnet 15 to move above the material replenishment platform 82, and after the mandrel is placed in the material replenishment platform 82, the power supply of the electromagnetic coil 152 is disconnected, so that the mandrel falls into the material replenishment platform 82 and is arranged in a row along the inclination direction of the material replenishment platform 82, and the mandrel close to the side of the preset platform 83 is lifted into the preset platform 83 by driving the top plate 84 to be flush with the ground of the preset platform 83 and is moved to the preset platform 83 close to the end of the processing platform 1 through the inclination of the preset platform 83, and then the top plate 84 is driven to be flush with the ground of the preset platform 83 The plate 84 slides to be flush with the feeding table 82, so that the next mandrel rolls to the top of the top plate 84; the mandrel in the preset table 83 is clamped by the feeding claw cylinder 6 and placed on the placement rack 2 by sliding. During this period, the top plate 84 slides to add a new mandrel to be hobbed to the preset table 83, and the placement rack 2 is driven to slide so that the mandrel enters the gear hobbing equipment for gear hobbing. After the gear hobbing is completed, the feeding claw cylinder is driven by the second mounting table 19 and the second lifting rod 20. 6 goes to the preset table 83 to clamp the mandrel to be hobbed, and at the same time, the unloading clamp cylinder 7 clamps the mandrel after hobbing on the placement rack 2, the loading clamp cylinder 6 brings the mandrel to be hobbed to the placement rack 2, and the unloading clamp cylinder 7 simultaneously brings the mandrel after hobbing away from the placement rack 2, and then drives the second mounting table 19 and the second lifting rod 20 to place the mandrel clamped by the unloading clamp cylinder 7 into the unloading hopper 4, completing the loading and unloading and gear hobbing processing of the mandrel.

[0038] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. An automatic loading and unloading device for a mandrel, comprising a processing table (1), wherein an upper hopper (3) and a lower hopper (4) are respectively arranged on both sides of the processing table (1) in the width direction, and an upper and lower material rack (5) is arranged above the processing table (1), and a loading clamping claw cylinder (6) and a lowering clamping claw cylinder (7) are slidably arranged on the upper and lower material rack (5), characterized in that: A feeding mechanism (8) is provided on the side of the processing table (1) facing the upper hopper (3), and the feeding mechanism (8) comprises a feeding frame (81), a feeding table (82), a preset table (83) and a top plate (84). The feeding frame (81) is provided on one side of the processing table (1), the feeding table (82) is mounted on the feeding frame (81), the feeding table (82) is inclined toward the processing table (1), the preset table (83) is fixed on the side of the feeding table (82) facing the processing table (1) and the upper hopper (3), the preset table (83) is inclined toward the processing table (1), the preset table (83) is higher than the feeding table (82), and the top plate (84) is slidably provided on the feeding table (82), the top plate (84) is provided at one end of the feeding table (82) facing the preset table (83), and the top plate (84) is flush with the feeding table (82) or flush with the preset table (83) by sliding.

2. The automatic mandrel loading and unloading device according to claim 1 is characterized in that: A first mounting platform (10) is horizontally slidably arranged on the upper and lower material racks (5), the first mounting platform (10) slides along the length direction of the upper and lower material racks (5), a first lifting rod (13) is slidably arranged on the first mounting platform (10), the first lifting rod (13) is vertically slidably arranged on the first mounting platform (10), and an electromagnet (15) is installed at one end of the first lifting rod (13) facing the upper hopper (3).

3. The automatic mandrel loading and unloading device according to claim 2 is characterized in that: A magnet platform (14) is rotatably provided on the first lifting rod (13), and the electromagnet (15) is mounted on the first lifting rod (13) via the magnet platform (14).

4. The automatic mandrel loading and unloading device according to claim 3 is characterized in that: A sliding rod (16) is fixedly provided on the electromagnet (15), and the sliding rod (16) is slidably mounted on the magnet platform (14). A spring (17) is provided between the electromagnet (15) and the magnet platform.

5. The automatic mandrel loading and unloading device according to claim 4 is characterized in that: The electromagnet (15) comprises a block (151) and a plurality of electromagnetic coils (152) evenly distributed along the length direction of the block (151).

6. The automatic mandrel loading and unloading device according to claim 5, characterized in that: A second mounting platform (19) is horizontally slidably arranged on the upper and lower material rack (5), the second mounting platform (19) slides along the length direction of the upper and lower material rack (5), a second lifting rod (20) is slidably arranged on the second mounting platform (19), the second lifting rod (20) is vertically slidably arranged on the second mounting platform (19), a material platform (21) is installed at one end of the second lifting rod (20) facing the lower hopper (4), the loading clamping claw cylinder (6) and the unloading clamping claw cylinder (7) are both installed on the material platform (21), and the spacing between the loading clamping claw cylinder (6) and the unloading clamping claw cylinder (7) is equal to the spacing between the preset platform (83) and the processing platform (1).

7. The automatic mandrel loading and unloading device according to claim 6 is characterized in that: A drag chain (22) is installed between the first mounting platform (10) and the first lifting rod (13), and between the second mounting platform (19) and the second lifting rod (20).

8. The automatic mandrel loading and unloading device according to claim 1 is characterized in that: A driving member (9) is mounted on the feeding frame (81), and the driving member (9) is connected to the top plate (84). The driving member (9) drives the top plate (84) to slide.

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