A high frequency quenching machine tool automatic activation system and method

Abstract

The invention discloses an automatic activation system and method for a high-frequency quenching machine tool, which belongs to the technical field of roll grinders, and includes a machine tool headstock, a machine tool tailstock, a soft landing device, a guide rail and a control device; the method includes: inputting the diameter parameter of the roll in the upper computer, adjusting the height of the lifting platform, and aligning the center of the roll placed on the soft landing device with the top; when placing the roll using an overhead crane, comparing the third distance measuring sensor with the fourth distance measuring sensor, rotating the rotating platform until the difference is zero and stopping the rotation; placing the roll on the rotated soft landing device, so that the rotating platform automatically returns to the initial position; moving the machine tool headstock and the machine tool tailstock respectively, when the measured values ​​of the third distance measuring sensor and the fourth distance measuring sensor are within the threshold, the machine tool tailstock and the machine tool headstock support the roll; after completing the activation, the lifting platform is lowered, and the soft landing device is separated from the roll. The invention can realize the automation of activation of high-frequency quenching machine tools.

Description

Technical Field

[0001] The invention relates to the technical field of roll grinders, in particular to an automatic activation system and method for high-frequency quenching machine tools. Background Art

[0002] During the high-frequency machine tool operation, a crane is used to place the product on the machine tool, and the tailstock and headstock are used to support the product. The specific process requires manual operation and calibration, including: 1. Use an overhead crane to place the workpiece: The operator uses an overhead crane (hoisting machinery) to lift the roll and carefully place it on the work surface of the high-frequency machine tool.

[0003] 2. Support the workpiece: After placing the workpiece on the machine, use the tailstock and headstock to support the roll. The tailstock is usually used to support one end of the workpiece, while the headstock supports the other end to ensure that the workpiece is stable during processing.

[0004] Due to the heavy workpiece, complicated manual operation and long production time, it is necessary to optimize the placement and support process of the rolls and use more efficient tools and equipment to achieve this.

[0005] In the prior art, a soft landing device is designed to place the roll, and then the roll head is placed into the headstock by moving the soft landing device, and then the tailstock is placed into the roll tail. This process requires manual movement and adjustment, which is time-consuming and labor-intensive.

[0006] Therefore, a high-frequency quenching machine tool automatic activation system is needed to complete the high-frequency quenching machine tool automatic activation. Summary of the invention

[0007] The technical problem to be solved by the present invention is to provide an automatic activation system for a high-frequency quenching machine tool, which can save the tedious operations in the manual activation process and realize the automation of the activation of the high-frequency quenching machine tool.

[0008] In order to solve the above technical problems, the technical solution adopted by the present invention is: An automatic activation system for a high-frequency quenching machine tool, comprising a machine tool headstock, a machine tool tailstock, a soft landing device, a guide rail and a control device; The machine tool headstock, the soft landing device and the machine tool tailstock are movably arranged on the guide rail in sequence; The soft landing device comprises a base and a rotating platform arranged on the base; the rotating platform comprises a lifting platform, a pair of brackets arranged on the lifting platform and a first motor for controlling the rotation angle of the rotating platform; a worm is arranged at the center of the lifting platform, the worm is meshed with a worm wheel on the rotating shaft of the second motor, and the lifting and lowering of the lifting platform is controlled by the motor; the first motor is arranged below the rotating platform, and the gear on the rotating shaft of the first motor drives the gear on the rotating shaft of the rotating platform to rotate; A third motor is provided under the machine tool headstock for driving the machine tool headstock to move; A fourth motor is provided below the tailstock of the machine tool for driving the tailstock of the machine tool to move; The control system comprises a host computer, a first distance measuring sensor arranged on a machine tool headstock, a second distance measuring sensor arranged on a machine tool tailstock, and a third distance measuring sensor and a fourth sensor arranged on a soft landing device.

[0009] A further improvement of the technical solution of the present invention is that two guide rails are arranged in parallel.

[0010] A further improvement of the technical solution of the present invention is that pulleys matching the guide rails are arranged at the bottom of the machine tool headstock, the soft landing device and the tailstock of the machine tool, and a wheel locking device is arranged on the pulleys.

[0011] A further improvement of the technical solution of the present invention is that the first sensor is arranged on the front side of the machine tool headstock and horizontally aligned with the direction of the soft landing device.

[0012] A further improvement of the technical solution of the present invention is that the second sensor is arranged on the front side of the tailstock of the machine tool and horizontally aligned with the direction of the soft landing device.

[0013] A further improvement of the technical solution of the present invention is that the third sensor is arranged between the two brackets on the lifting platform and measures vertically upwards.

[0014] A further improvement of the technical solution of the present invention is that the fourth sensor is arranged on the center line of the two brackets, 20 to 40 cm away from the third sensor, and measures vertically upwards.

[0015] An automatic activation method for an automatic activation system of a high-frequency quenching machine tool comprises the following steps: S1. When the roll is hoisted by the overhead crane, the diameter parameter of the roll is input into the upper computer, and the upper computer controls the second motor to adjust the height of the lifting platform according to the top of the machine tool headstock, so that the center of the roll placed on the soft landing device is aligned with the top; S2. When placing the roller using the overhead crane, compare the third distance measuring sensor with the fourth distance measuring sensor, calculate the distance measuring difference between the fourth distance measuring sensor and the third distance measuring sensor, and when the difference is not zero, control the first motor to rotate the rotating platform, and when the difference increases, change the rotation direction, and when the difference decreases, continue to rotate until the difference is zero and stops rotating; S3, placing the roller on the rotating soft landing device, and controlling the first motor to automatically rotate the rotating platform back to the initial position, the initial position is aligned with the machine tool headstock and the machine tool tailstock; S4, controlling the third motor and the fourth motor to move the machine tool headstock and the machine tool tailstock respectively, and when the measurement values ​​of the third distance measuring sensor and the fourth distance measuring sensor are within the threshold, stopping the motors respectively, and the machine tool tailstock and the machine tool headstock support the roller; S5. After the upper operation is completed, the second motor is controlled to lower the lifting platform and the soft landing device is separated from the roller. Due to the adoption of the above technical solution, the technical progress achieved by the present invention is: 1. The present invention can save the tedious operations in the manual activation process by setting up a control system, and realize the automation of the activation of the high-frequency quenching machine tool.

[0016] 2. The present invention makes it easier to align the soft landing device, the machine tool headstock and the machine tool tailstock during the operation by setting the guide rail, thus eliminating the tedious and inaccurate manual alignment.

[0017] 3. When the overhead crane is lifting the roller, the angle cannot be accurately controlled. The rotating platform can be used to rotate the roller angle and then return the roller to its original position, which makes the process more convenient.

[0018] 4. The present invention completes the adjustment of the vertical position of the roller by setting a lifting platform, and enables the soft landing device to be separated from the roller in time after being activated. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is an overall schematic diagram of the present invention; Figure 2 is a schematic diagram of a soft landing device in the present invention; Among them, 1. Machine tool headstock; 2. Soft landing device, 201. Rotating platform, 202. Lifting platform, 203. Bracket, 204. Worm, 205. Worm gear, 206. Second motor; 3. Machine tool tailstock; 4. Guide rail. DETAILED DESCRIPTION

[0020] The present invention is further described in detail below with reference to the accompanying drawings and embodiments: In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" ... etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0021] In addition, the terms "first", "second", etc. are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first", "second", etc. may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "several" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0022] like Figure 1 As shown, an automatic activation system for a high-frequency quenching machine tool comprises a machine tool headstock 1, a machine tool tailstock 3, a soft landing device 2, a guide rail 4 and a control device; The guide rails 4 are arranged in parallel in two pieces; The machine tool headstock 1, the soft landing device 2, and the machine tool tailstock 3 are movably arranged on the guide rail 4 in sequence, and pulleys matching the guide rail 4 are arranged at the bottom, and a wheel locking device is arranged on the pulley; like Figure 2 As shown, the soft landing device 2 includes a base and a rotating platform 201 arranged on the base; the rotating platform 201 includes a lifting platform 202, a pair of brackets 203 arranged on the lifting platform 202, and a first motor for controlling the rotation angle of the rotating platform 201; a worm 204 is arranged at the center of the lifting platform 202, and the worm 204 is meshed with a worm wheel 205 on the rotating shaft of the second motor 206, and the lifting and lowering of the lifting platform 202 is controlled by the motor; the first motor is arranged below the rotating platform 201, and the gear on the rotating shaft of the first motor drives the gear on the rotating shaft of the rotating platform 201 to rotate; A third motor is provided below the machine tool headstock 1 for driving the machine tool headstock 1 to move; A fourth motor is provided below the machine tool tailstock 3 for driving the machine tool tailstock 3 to move; The control system includes a host computer, a first distance measuring sensor arranged on the machine tool headstock 1, a second distance measuring sensor arranged on the machine tool tailstock 3, and a third distance measuring sensor and a fourth sensor arranged on the soft landing device 2; The first sensor is arranged on the front side of the machine tool headstock 1, horizontally aligned with the direction of the soft landing device 2; the second sensor is arranged on the front side of the machine tool tailstock 3, horizontally aligned with the direction of the soft landing device 2; the third sensor is arranged between the two brackets 203 on the lifting platform 202, and measures vertically upward; the fourth sensor is arranged on the center line of the two brackets 203, 20 to 40 cm away from the third sensor, and measures vertically upward.

[0023] An automatic activation method for an automatic activation system of a high-frequency quenching machine tool comprises the following steps: S1. When the roller is hoisted by the overhead crane, the diameter parameter of the roller is input into the upper computer, and the upper computer controls the second motor 206 to adjust the height of the lifting platform 202 according to the top of the machine tool head 1, so that the center of the roller placed on the soft landing device 2 is aligned with the top; S2. When placing the roller using the overhead crane, compare the third distance measuring sensor with the fourth distance measuring sensor, calculate the distance measuring difference between the fourth distance measuring sensor and the third distance measuring sensor, and when the difference is not zero, control the first motor to rotate the rotating platform, and when the difference increases, change the rotation direction, and when the difference decreases, continue to rotate until the difference is zero and stops rotating; S3, placing the roller on the rotating soft landing device 2, and controlling the first motor to automatically rotate the rotating platform 201 back to the initial position, which is aligned with the machine tool headstock 1 and the machine tool tailstock 3; S4, controlling the third motor and the fourth motor to move the machine tool headstock 1 and the machine tool tailstock 3 respectively, and when the measurement values ​​of the third distance measuring sensor and the fourth distance measuring sensor are within the threshold, stopping the motors respectively, and the machine tool tailstock 3 and the machine tool headstock 1 support the roller; S5. After the lifting is completed, the second motor 206 is controlled to lower the lifting platform 202, and the soft landing device 2 is separated from the roller.

[0024] In summary, the present invention can save the tedious operations in the manual activation process and realize the automation of the activation of the high-frequency quenching machine tool.

Claims

1. An automatic activation system for high-frequency quenching machine tools, characterized in that: It comprises a machine tool headstock (1), a machine tool tailstock (3), a soft landing device (2), a guide rail (4) and a control device; The machine tool headstock (1), the soft landing device (2), and the machine tool tailstock (3) are movably arranged on the guide rail (4) in sequence; The soft landing device (2) comprises a base and a rotating platform (201) arranged on the base; the rotating platform (201) comprises a lifting platform (202), a pair of brackets (203) arranged on the lifting platform (202), and a first motor for controlling the rotation angle of the rotating platform (201); a worm (204) is arranged at the center of the lifting platform (202), the worm (204) is meshed with a worm wheel (205) on the rotating shaft of a second motor (206), and the lifting and lowering of the lifting platform (202) is controlled by the motor; the first motor is arranged below the rotating platform (201), and the gear on the rotating shaft of the first motor drives the gear on the rotating shaft of the rotating platform (201) to rotate; A third motor for driving the machine tool headstock (1) to move is arranged below the machine tool headstock (1); A fourth motor is arranged below the machine tool tailstock (3) and is used to drive the machine tool tailstock (3) to move; The control system comprises a host computer, a first distance measuring sensor arranged on a machine tool headstock (1), a second distance measuring sensor arranged on a machine tool tailstock (3), and a third distance measuring sensor and a fourth sensor arranged on a soft landing device (2).

2. The automatic activation system for high-frequency quenching machine tools according to claim 1 is characterized in that: The guide rails (4) are arranged in parallel in two pieces.

3. The automatic activation system for high-frequency quenching machine tools according to claim 1 is characterized in that: The bottoms of the machine tool headstock (1), the soft landing device (2) and the machine tool tailstock (3) are all provided with pulleys matching the guide rails (4).

4. The automatic activation system for high-frequency quenching machine tools according to claim 1 is characterized in that: The first sensor is arranged on the front side of the machine tool headstock (1) and is horizontally aligned with the direction of the soft landing device (2).

5. The automatic activation system for high-frequency quenching machine tools according to claim 1 is characterized in that: The second sensor is arranged on the front side of the machine tool tailstock (3) and is horizontally aligned with the direction of the soft landing device (2).

6. The automatic activation system for high-frequency quenching machine tools according to claim 1 is characterized in that: The third sensor is arranged between two brackets (203) on the lifting platform (202) and measures vertically upwards.

7. The automatic activation system for high-frequency quenching machine tools according to claim 6 is characterized in that: The fourth sensor is arranged on the center line of the two brackets (203), 20 to 40 cm away from the third sensor, and measures vertically upwards.

8. An automatic activation method for an automatic activation system of a high-frequency quenching machine tool, characterized in that: Using the high-frequency quenching machine tool active system as described in any one of claims 1 to 7 comprises the following steps: S1. When a rolling mill roll is hoisted by a crane, the diameter parameter of the rolling mill roll is input into the upper computer, and the upper computer controls the second motor (206) to adjust the height of the lifting platform (202) according to the top of the machine tool head (1), so that the center of the rolling mill roll placed on the soft landing device (2) is aligned with the top; S2. When placing the roller using the overhead crane, compare the third distance measuring sensor with the fourth distance measuring sensor, calculate the distance measuring difference between the fourth distance measuring sensor and the third distance measuring sensor, and when the difference is not zero, control the first motor to rotate the rotating platform, and when the difference increases, change the rotation direction, and when the difference decreases, continue to rotate until the difference is zero and stops rotating; S3, placing the rolling roller on the rotating soft landing device (2), and controlling the first motor to automatically rotate the rotating platform (201) back to the initial position, the initial position being aligned with the machine tool headstock (1) and the machine tool tailstock (3); S4, controlling the third motor and the fourth motor to move the machine tool headstock (1) and the machine tool tailstock (3) respectively, and when the measurement values ​​of the third distance measuring sensor and the fourth distance measuring sensor are within the threshold value, stopping the motors respectively, and the machine tool tailstock (3) and the machine tool headstock (1) support the roller; S5. After the operation is completed, the second motor (206) is controlled to lower the lifting platform (202) so that the soft landing device (2) is separated from the roller.

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