Pneumatic gear press-fitting equipment

Abstract

The utility model relates to the field of gear press fitting, in particular to pneumatic gear press fitting equipment. Comprising two supporting plates, a bottom plate is fixedly connected to the upper surfaces of the supporting plates, a double-control switch is installed on the upper surface of the bottom plate, a control box is installed on the upper surface of the bottom plate, and a first motor supporting frame and a second motor supporting frame are arranged on the upper surface of the bottom plate; the two ends of the first motor supporting frame and the two ends of the second motor supporting frame are in threaded connection with screws. According to the pneumatic gear press-fitting device, on the premise that original functions are guaranteed, all functions are integrated on one device, the occupied area of the device is greatly reduced, meanwhile, the device cost is reduced, a worker only needs to operate a start button and take a workpiece to complete product assembly, and the labor intensity of the worker is relieved; and meanwhile, maintenance is convenient, different product tools are easy to switch, the tool cost is low, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of gear press-fitting, in particular to a pneumatic gear press-fitting device. Background Art

[0002] Gears are one of the most commonly used transmission parts in various fields of mechanics. When in use, gears are installed on shafts and realize power transmission by meshing with other gears. When connecting gears to shafts, key connection is generally used to make the connection between the two more stable.

[0003] Existing gear assembly is mainly carried out by pneumatic press (a device with a cylinder, mounting bracket and workbench, equipped with a controller, air source treatment unit, solenoid valve and control switch) in conjunction with gear and motor positioning tooling. The gear pressing position is ensured by tooling limit, and the pressing pressure and pressing time are adjustable. When pressing different gears, the pressing quality is ensured by adjusting the pressing pressure and pressing time.

[0004] The inventors found in their daily work that currently most equipment and tooling are separate, requiring special tooling for press-fitting different gears, which is not very versatile, occupies a large area of ​​equipment, has high investment costs for equipment and tooling, and takes too long to switch tooling, affecting production efficiency. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a pneumatic gear press-fitting device.

[0006] In order to solve the above technical problems, the utility model provides a pneumatic gear pressing device, comprising: two support plates, the upper surface of the support plate is fixedly connected to a bottom plate, the upper surface of the bottom plate is equipped with a double-control switch, the upper surface of the bottom plate is equipped with a control box, the upper surface of the bottom plate is respectively provided with a first motor support frame and a second motor support frame, the two ends of the first motor support frame and the second motor support frame are threadedly connected with screws, the first motor support frame and the second motor support frame are connected to the bottom plate by means of screws, one end of the bottom plate is fixedly connected to a back plate, the end of the bottom plate away from the back plate is fixedly connected to a side plate, the upper surface of the bottom plate is fixedly connected with two reinforcing ribs, the reinforcing ribs are fixedly connected to the side plate, the upper surface of the bottom plate is fixedly connected with a pressure head fixing frame, the upper ends of the first motor support frame and the second motor support frame are equipped with servo motors, one side of the bottom plate is fixedly connected to a mounting plate, and the mounting plate is away from the control box An air source processing element and a first quick connector are respectively installed on one side of the bottom plate, a hand sliding valve is installed on one end of the air source processing element close to the side plate, a five-port two-position solenoid valve is installed on the side of the back plate away from the control box, a vertical plate is fixedly connected to the upper surface of the bottom plate, a cylinder mounting seat is installed on the side of the vertical plate away from the servo motor, a first cylinder is installed on the side of the cylinder mounting seat away from the vertical plate, a second quick connector and a third quick connector are respectively installed on the surface of the five-port two-position solenoid valve, the third quick connector is connected to the first cylinder, a pressure head assembly is installed inside the pressure head fixing frame, a return spring, a push rod spring, a motor gear and an auxiliary block are respectively installed inside the pressure head assembly, a screw is threadedly connected to the inner wall of the bottom plate, and the screw is threadedly connected to the support plate, a threaded muffler is installed on the upper surface of the five-port two-position solenoid valve, two mounting brackets are installed on the upper surface of the bottom plate, and the output end of the servo motor is fixedly connected to the first push rod.

[0007] The effects achieved by the above components are as follows: by integrating the cylinder, controller, air source processing element, solenoid valve, control switch and tooling functions into one device; a hand-sliding valve is installed at the front end of the air source processing element, which can quickly cut off the air source during maintenance and adjustment, making it convenient for equipment maintenance and debugging; at the same time, the controller also has debugging and counting functions, which is convenient for tooling to modulate and count production quantities; when the equipment is press-fitting different gears and servo motors, it only needs to replace the pressure head, servo motor support seat and push rod and adjust the cylinder compression stroke at the same time to achieve press-fitting production of different models of products; when press-fitting gears, first set the press-fitting time and working mode through the controller, and adjust the press-fitting pressure to the appropriate range through the air source processing element; when press-fitting, first install the gear into the gear positioning rod on the pressure head, and then install the servo motor into the servo motor support frame, the support frame is positioned by the outer circle of the front and rear ends of the servo motor, and there is a push rod and servo at the tail of the servo motor The motor shaft contacts to ensure that the servo motor shaft is stressed during press-fitting to avoid damaging the servo motor. There is a screw at the tail of the press head to compress the push rod spring to generate pre-pressure, and the gear positioning rod of the press head is pre-pressed by the push rod spring; start the double-control switch and give the signal to the controller. The controller controls the solenoid valve to work through the pre-set parameters, thereby controlling the extension of the cylinder. The cylinder rod pushes the press head to move during the extension process. Finally, the gear positioning rod contacts the servo motor shaft and retracts into the inner cavity of the press head under the push of the servo motor shaft. In this process, the servo motor gear is gradually press-fitted into place. The time, pressure and working mode of press-fitting are all set in advance, and the press-fitting position is pre-adjusted through the adjusting nut at the tail of the cylinder; after the gear is press-fitted into place, the controller controls the solenoid valve to retract the cylinder, and a return spring is installed on the press head to make the press head return to the initial position with the cylinder rod; at the same time, the gear positioning rod also returns to the initial position under the action of the push rod spring; at this point, the gear press-fitting is completed, which is a working cycle.

[0008] Preferably, a double-control switch is installed on one side of the two mounting brackets close to each other, and the double-control switch is installed on the base plate by means of the mounting brackets.

[0009] Preferably, the control box is connected to a double-control switch.

[0010] Preferably, the control box is connected to the five-port two-position solenoid valve via a second quick connector.

[0011] Preferably, the first motor support frame and the second motor support frame have the same cross-section and the same thickness.

[0012] Preferably, the mounting plate, side plates, back plate and vertical plate are fixedly connected to the bottom plate by welding.

[0013] Compared with the related art, the pneumatic gear pressing device provided by the utility model has the following advantages:

[0014] Beneficial effects:

[0015] The utility model provides a pneumatic gear pressing device, which integrates the cylinder, controller, air source processing element, solenoid valve, control switch and tooling functions into one device; a hand sliding valve is installed at the front end of the air source processing element of the device, which can quickly cut off the air source in the case of maintenance and adjustment, and is convenient for equipment maintenance and debugging; at the same time, the controller also has debugging and counting functions, which is convenient for tooling to modulate and count the production quantity; when the device presses different gears and servo motors, it only needs to replace the pressure head, servo motor support seat and ejector rod and adjust the cylinder compression stroke at the same time to achieve Press-fit production of products of different models; when press-fitting gears, first set the press-fitting time and working mode through the controller, and adjust the press-fitting pressure to the appropriate range through the air source processing element; when press-fitting, first install the gear into the gear positioning rod on the press head, and then install the servo motor into the servo motor support frame. The support frame is positioned by the outer circle of the front and rear ends of the servo motor. There is a push rod at the tail of the servo motor in contact with the servo motor shaft to ensure that the servo motor shaft is stressed during press-fitting to avoid damaging the servo motor. There is a screw at the tail of the press head to compress the push rod spring to generate pre-pressure, and the gear positioning rod of the press head is pressed through the push rod spring. Pre-press; start the double-control switch and send a signal to the controller. The controller controls the solenoid valve to work according to the pre-set parameters, thereby controlling the extension of the cylinder. The cylinder rod pushes the pressure head to move during the extension process, and finally the gear positioning rod contacts the servo motor shaft and retracts into the pressure head cavity under the push of the servo motor shaft. In this process, the servo motor gear is gradually pressed into place. The time, pressure and working mode of the press are all set in advance, and the press position is pre-adjusted through the adjusting nut at the tail of the cylinder; after the gear is pressed into place, the controller controls the solenoid valve to retract the cylinder, and the pressure head is equipped with a return nut. The spring makes the pressure head return to the initial position together with the cylinder rod; at the same time, the gear positioning rod also returns to the initial position under the action of the push rod spring; at this point, the gear press-fitting is completed, which is a working cycle. By setting up the overall structure, all functions are integrated into one device while ensuring the original functions, which greatly reduces the equipment footprint and reduces the equipment cost. Employees only need to operate the start button and pick up the workpiece to complete the product assembly, which reduces the labor intensity of employees; at the same time, it is convenient for maintenance, simple to switch between different product tooling, low tooling cost, and improves production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A schematic diagram of the structure of a pneumatic gear press-fitting device provided by the utility model;

[0017] Figure 2 for Figure 1 The side structure schematic diagram shown;

[0018] Figure 3 for Figure 1 The internal cross-section shown;

[0019] Figure 4 for Figure 1 The upper structural diagram is shown.

[0020] Numbers in the figure: 1. Five-port two-position solenoid valve; 2. Air source processing element; 3. First quick connector; 4. Second quick connector; 5. Threaded silencer; 6. Hand slide valve; 7. Third quick connector; 8. First cylinder; 9. Mounting plate; 10. Mounting bracket; 11. Back plate; 12. Side plate; 13. Bottom plate; 14. Servo motor; 15. Motor gear; 16. First motor support frame; 17. Second motor support frame; 18. First push rod; 19. Push rod spring; 20. Return spring; 21. Reinforcement rib; 22. Control box; 23. Auxiliary block; 24. Vertical plate; 25. Screw; 26. Screw; 27. Cylinder mounting seat; 28. Double control switch; 29. ​​Pressure head assembly; 30. Pressure head fixing frame; 31. Support plate. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0022] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0023] See also Figures 1 to 4The pneumatic gear press-fitting device provided by the embodiment of the utility model comprises: two support plates 31, the upper surface of the support plate 31 is fixedly connected with the bottom plate 13, the upper surface of the bottom plate 13 is installed with a double-control switch 28, the upper surface of the bottom plate 13 is installed with a control box 22, the upper surface of the bottom plate 13 is respectively provided with a first motor support frame 16 and a second motor support frame 17, both ends of the first motor support frame 16 and the second motor support frame 17 are threadedly connected with screws 25, and the first motor support frame 16 and the second motor support frame 17 are The bottom plate 13 is connected with the back plate 11 by means of screws 25, one end of the bottom plate 13 is fixedly connected to the back plate 11, the end of the bottom plate 13 away from the back plate 11 is fixedly connected to the side plate 12, the upper surface of the bottom plate 13 is fixedly connected to two reinforcing ribs 21, the reinforcing ribs 21 are fixedly connected to the side plate 12, the upper surface of the bottom plate 13 is fixedly connected to the pressure head fixing frame 30, the upper ends of the first motor support frame 16 and the second motor support frame 17 are installed with the servo motor 14, one side of the bottom plate 13 is fixedly connected to the mounting plate 9, and the mounting plate 9 is away from the control box 22. The sides are respectively installed with an air source processing component 2 and a first quick connector 3, a hand sliding valve 6 is installed at one end of the air source processing component 2 close to the side plate 12, a five-port two-position solenoid valve 1 is installed on the side of the back plate 11 away from the control box 22, a vertical plate 24 is fixedly connected to the upper surface of the bottom plate 13, a cylinder mounting seat 27 is installed on the side of the vertical plate 24 away from the servo motor 14, a first cylinder 8 is installed on the side of the cylinder mounting seat 27 away from the vertical plate 24, and a second quick connector 4 and a third quick connector 7 are respectively installed on the surface of the five-port two-position solenoid valve 1, The third quick connector 7 is connected to the first cylinder 8, a pressure head assembly 29 is installed inside the pressure head fixing frame 30, and a return spring 20, a push rod spring 19, a motor gear 15 and an auxiliary block 23 are installed inside the pressure head assembly 29 respectively, a screw 26 is threadedly connected to the inner wall of the bottom plate 13, and the screw 26 is threadedly connected to the support plate 31, a threaded muffler 5 is installed on the upper surface of the five-port two-position solenoid valve 1, two mounting brackets 10 are installed on the upper surface of the bottom plate 13, and the output end of the servo motor 14 is fixedly connected to the first push rod 18.By integrating the cylinder, controller, air source processing element 2, solenoid valve, control switch and tooling functions into one device; a hand sliding valve 6 is installed at the front end of the air source processing element 2, which can quickly cut off the air source during maintenance and adjustment, making it convenient for equipment maintenance and debugging; at the same time, the controller also has debugging and counting functions, which is convenient for tooling to modulate and count the production quantity; when the equipment is press-fitting different gears and servo motors 14, it only needs to replace the pressure head, the support seat of the servo motor 14 and the push rod, and at the same time adjust the cylinder compression stroke to achieve press-fitting production of different models of products; when press-fitting gears, first use the controller to The controller sets the press-fitting time and working mode, and adjusts the press-fitting pressure to an appropriate range through the air source processing element 2; during press-fitting, first install the gear into the gear positioning rod on the press head, and then install the servo motor 14 into the servo motor 14 support frame, the support frame is positioned by the outer circle of the front and rear ends of the servo motor 14, and there is a push rod at the tail of the servo motor 14 in contact with the servo motor 14 shaft to ensure that the servo motor 14 shaft is stressed during press-fitting to avoid damaging the servo motor 14, and there is a screw at the tail of the press head to compress the push rod spring 19 to generate pre-pressure, and the gear positioning rod of the press head is pre-pressed by the push rod spring 19; start the double-control switch 28, and the signal The controller controls the solenoid valve to work through the pre-set parameters, thereby controlling the extension of the cylinder. The cylinder rod pushes the pressure head to move during the extension process, and finally the gear positioning rod contacts the servo motor 14 shaft and is retracted into the pressure head inner cavity under the push of the servo motor 14 shaft. In this process, the servo motor 14 gear is gradually pressed into place. The pressing time, pressure and working mode are all set in advance, and the pressing position is pre-adjusted through the adjusting nut at the tail of the cylinder. After the gear is pressed into place, the controller controls the solenoid valve to retract the cylinder, and a return spring 20 is installed on the pressure head to make the pressure head return to the initial position together with the cylinder rod. ; At the same time, the gear positioning rod also returns to the initial position under the action of the push rod spring 19; At this point, the gear press-fitting is completed, which is a working cycle. A double-control switch 28 is installed on the side where the two mounting brackets 10 are close to each other. The double-control switch 28 is installed on the bottom plate 13 with the help of the mounting bracket 10, and the control box 22 is connected to the double-control switch 28. The control box 22 is connected to the five-port two-position solenoid valve 1 through the second quick connector 4. The first motor support frame 16 and the second motor support frame 17 have the same cross-section and thickness. The mounting plate 9, the side plate 12, the back plate 11 and the vertical plate 24 are fixedly connected to the bottom plate 13 by welding.

[0024] The working principle of a pneumatic gear pressing device provided by the utility model is as follows: The utility model provides a pneumatic gear pressing device, which integrates a cylinder, a controller, an air source processing element 2, a solenoid valve, a control switch and a tooling function into one device; the device is equipped with a hand sliding valve 6 at the front end of the air source processing element 2, which can quickly cut off the air source during maintenance and adjustment, making it convenient for equipment maintenance and debugging; at the same time, the controller also has debugging and counting functions, which is convenient for tooling to modulate and count the production quantity; when the device is pressing different gears and servo motors 14, it only needs to replace the pressure head and the servo motor 14 support seat And the push rod can adjust the cylinder compression stroke at the same time to achieve the press-fitting production of different models of products; when press-fitting the gear, first set the press-fitting time and working mode through the controller, and at the same time adjust the press-fitting pressure to an appropriate range through the air source processing element 2; when press-fitting, first install the gear into the gear positioning rod on the pressing head, and then install the servo motor 14 into the servo motor 14 support frame, the support frame is positioned by the outer circle of the front and rear ends of the servo motor 14, and there is a push rod at the tail of the servo motor 14 in contact with the servo motor 14 shaft to ensure that the servo motor 14 shaft is stressed during press-fitting to avoid damaging the servo motor 14, and there is a screw at the tail of the pressing head to compress the push rod spring 19 to produce Pre-pressure, the gear positioning rod of the pressure head is pre-pressed by the push rod spring 19; start the double-control switch 28, give the signal to the controller, the controller controls the solenoid valve to work through the pre-set parameters, thereby controlling the extension of the cylinder, and the cylinder rod pushes the pressure head to move during the extension process, and finally the gear positioning rod contacts the servo motor 14 shaft and retracts into the pressure head cavity under the push of the servo motor 14 shaft. In this process, the servo motor 14 gear is gradually pressed into place, the time, pressure and working mode of the press-fitting are all set in advance, and the press-fitting position is pre-adjusted by the adjusting nut at the tail of the cylinder; after the gear is pressed into place, the controller controls the solenoid valve to The cylinder retracts, and a return spring 20 is installed on the pressure head to make the pressure head return to the initial position together with the cylinder rod; at the same time, the gear positioning rod also returns to the initial position under the action of the push rod spring 19; at this point, the gear press-fitting is completed, which is a working cycle. By setting up the overall structure, all functions are integrated into one device while ensuring the original functions, which greatly reduces the equipment footprint and reduces the equipment cost. Employees only need to operate the start button and pick up the workpiece to complete the product assembly, which reduces the labor intensity of employees; at the same time, it is convenient for maintenance, simple to switch between tooling for different products, low tooling cost, and improves production efficiency.

[0025] The circuits and controls involved in the present invention are all prior art and will not be described in detail here.

[0026] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A pneumatic gear press-fitting device, characterized in that: include: Two support plates (31), the upper surface of the support plate (31) is fixedly connected to a bottom plate (13), the upper surface of the bottom plate (13) is installed with a double-control switch (28), the upper surface of the bottom plate (13) is installed with a control box (22), the upper surface of the bottom plate (13) is respectively provided with a first motor support frame (16) and a second motor support frame (17), both ends of the first motor support frame (16) and the second motor support frame (17) are threadedly connected with screws (25), the first motor support frame (16) and the second motor support frame (17) are connected to the bottom plate (13) by means of screws (25), and the bottom plate (13) One end of the bottom plate (13) is fixedly connected to a back plate (11), one end of the bottom plate (13) away from the back plate (11) is fixedly connected to a side plate (12), the upper surface of the bottom plate (13) is fixedly connected to two reinforcing ribs (21), the reinforcing ribs (21) are fixedly connected to the side plate (12), the upper surface of the bottom plate (13) is fixedly connected to a pressure head fixing frame (30), the upper ends of the first motor support frame (16) and the second motor support frame (17) are mounted with a servo motor (14), one side of the bottom plate (13) is fixedly connected to a mounting plate (9), and the side of the mounting plate (9) away from the control box (22) is respectively mounted with an air source processing element (2) and A first quick connector (3), a hand-sliding valve (6) is installed at one end of the air source processing element (2) close to the side plate (12), a five-port two-position solenoid valve (1) is installed on the side of the back plate (11) away from the control box (22), a vertical plate (24) is fixedly connected to the upper surface of the bottom plate (13), a cylinder mounting seat (27) is installed on the side of the vertical plate (24) away from the servo motor (14), a first cylinder (8) is installed on the side of the cylinder mounting seat (27) away from the vertical plate (24), and a second quick connector (4) and a third quick connector (7) are installed on the surface of the five-port two-position solenoid valve (1), and the third quick connector (7) ) is connected to the first cylinder (8), a pressure head assembly (29) is installed inside the pressure head fixing frame (30), and a return spring (20), a push rod spring (19), a motor gear (15) and an auxiliary block (23) are installed inside the pressure head assembly (29), respectively, the inner wall of the base plate (13) is threadedly connected with a screw rod (26), and the screw rod (26) is threadedly connected to the support plate (31), a threaded muffler (5) is installed on the upper surface of the five-port two-position solenoid valve (1), two mounting brackets (10) are installed on the upper surface of the base plate (13), and the output end of the servo motor (14) is fixedly connected with a first push rod (18).

2. A pneumatic gear press-fitting device according to claim 1, characterized in that: A double-control switch (28) is installed on one side of the two mounting brackets (10) close to each other, and the double-control switch (28) is installed on the bottom plate (13) by means of the mounting brackets (10).

3. The pneumatic gear press-fitting device according to claim 1, characterized in that: The control box (22) is connected to a double-control switch (28).

4. The pneumatic gear press-fitting device according to claim 1, characterized in that: The control box (22) is connected to the five-port two-position solenoid valve (1) via a second quick connector (4).

5. The pneumatic gear press-fitting device according to claim 1, characterized in that: The first motor support frame (16) and the second motor support frame (17) have the same cross-section and the same thickness.

6. The pneumatic gear press-fitting device according to claim 1, characterized in that: The mounting plate (9), the side plate (12), the back plate (11) and the vertical plate (24) are fixedly connected to the bottom plate (13) by welding.

Images