Novel improved guide wheel
By incorporating an oil reservoir and a lubricating sponge into the guide wheel, the problem of molybdenum wire breakage caused by the guide wheel's own weight was solved, achieving effective lubrication of the molybdenum wire and efficient operation of the guide wheel.
Patent Information
- Application Number
- CN202423182775.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-23
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2034-12-23
AI Technical Summary
The existing wire EDM guide rollers are quite heavy, which leads to insufficient lubrication of the molybdenum wire, making it prone to breakage and affecting processing efficiency and accuracy.
A novel improved guide wheel was designed, featuring an oil reservoir and a lubricating sponge. The lubricating oil is automatically supplied via a guide rod and a return spring, reducing the weight of the wheel hub and providing lubrication to the molybdenum wire surface.
It improves the lubrication effect of molybdenum wire, extends the service life of molybdenum wire, and enhances the performance and efficiency of wire EDM machine.
Smart Images
Figure CN223588481U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to cutting equipment technical field especially relates to a novel improved guide wheel. BACKGROUND
[0002] Wire cutting guide wheel is the key part of wire cutting machine tool, and its quality and performance directly affect processing efficiency and precision, can ensure that molybdenum wire runs stably in the cutting process, and the balance and precision directly affect the machining precision and surface finish,
[0003] In the actual use process, because its working environment is bad, in the high-speed forward and reverse process, due to the large self weight of guide wheel, the lack of lubrication to molybdenum wire, it is easy to lead to molybdenum wire broken wire, the service life is shorter, and the performance and efficiency of wire cutting machine are lower, thereby inconvenient to use. UTILITY MODEL CONTENTS
[0004] Based on the technical problem that the existing wire cutting guide wheel is large in self weight, lacks lubrication to molybdenum wire and is easy to lead to molybdenum wire broken wire, the utility model provides a novel improved guide wheel.
[0005] The utility model provides a novel improved guide wheel, including the hub, the surface of hub is provided with rubber bushing, the surface of rubber bushing is opened lubricating hole, the surface of hub is opened respectively the axle hole, the weight reduction groove and the installation groove, the inside of installation groove is provided with lubricating sponge, the inside of hub is provided with respectively the separation gasket and the oil storage cavity, the surface of oil storage cavity is provided with respectively the observation window and the oil injection hole, the inside of oil storage cavity is provided with the flow guide rod, the outside of flow guide rod is provided with the reset spring, the surface of flow guide rod is opened the flow guide groove, the surface of flow guide rod is fixedly connected with the connecting plate, the surface of connecting plate is fixedly connected with the connecting rod.
[0006] Preferably, the surface of the flow guide rod is slidably connected to the surface of the oil storage cavity, one end of the flow guide rod is fixedly connected to the surface of the connecting plate, and the two ends of the reset spring are elastically connected to the surface of the connecting plate and the inner wall of the oil storage cavity, respectively. Two flow guide rods are symmetrically distributed with the axis of the oil storage cavity as the center, and the surfaces of the two connecting plates are fixedly connected through the two ends of the two connecting rods.
[0007] Preferably, the surface of the installation groove is fixedly connected to the surface of the lubricating sponge, two installation grooves are symmetrically distributed with the axis of the hub as the center, the surface of the flow guide rod is slidably connected to the surface of the lubricating sponge, and a plurality of weight reduction grooves are circumferentially arranged with the axis of the hub as the center. The axle hole is in the form of a straight groove.
[0008] Preferably, the observation window is circular, the observation window is coaxially arranged with the oil storage cavity, and the oil injection hole and the observation window are located on the same side.
[0009] Preferably, the surface of the oil storage cavity is in sliding connection with the inner wall of the hub through the partition pad, and the two partition pads are symmetrically distributed with the axis of the oil storage cavity as the center.
[0010] Preferably, the inner wall of the rubber sleeve is fixedly connected with the surface of the hub, and the lubricating hole is located above the mounting groove.
[0011] The beneficial effects of the present application are as follows:
[0012] The multiple weight reduction grooves are arranged to remove the weight inside the hub, the oil storage cavity is arranged inside the hub, the lubricating oil inside the oil storage cavity flows into the lubricating sponge on the surface of the hub through the flow guide groove on the surface of the flow guide rod, the molybdenum wire is extruded to seep out the lubricating oil above the lubricating sponge to lubricate the surface of the molybdenum wire, and the technical problems that the existing wire cutting guide wheel has large self weight, lacks lubrication for the molybdenum wire and is prone to molybdenum wire breakage are solved. BRIEF DESCRIPTION OF DRAWINGS
[0013] Figure 1 A schematic view of a novel improved guide wheel is provided for the present application;
[0014] Figure 2 A perspective view of a connecting plate structure of a novel improved guide wheel is provided for the present application;
[0015] Figure 3 A perspective view of a novel improved guide wheel is provided for the present application; Figure 2 An enlarged view of structure A.
[0016] In the figure: 1, hub; 2, rubber sleeve; 3, lubricating hole; 4, shaft hole; 5, weight reduction groove; 6, mounting groove; 7, lubricating sponge; 8, partition pad; 9, oil storage cavity; 10, observation window; 11, oil injection hole; 12, flow guide rod; 13, return spring; 14, flow guide groove; 15, connecting plate; 16, connecting rod. DETAILED DESCRIPTION
[0017] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments.
[0018] Reference Figures 1-3The utility model provides a new type improved guide wheel, including the hub 1, the surface of hub 1 is provided with rubber bush 2, the surface of rubber bush 2 is seted up lubricating hole 3, the surface of hub 1 is seted up axle hole 4, weight reduction groove 5 and installation groove 6 respectively, the inside of installation groove 6 is provided with lubricating sponge 7, the inside of hub 1 is provided with separation washer 8 and oil storage cavity 9 respectively, the surface of oil storage cavity 9 is provided with observation window 10 and oil injection hole 11 respectively, the inside of oil storage cavity 9 is provided with flow guide rod 12, the outside of flow guide rod 12 is provided with reset spring 13, the surface of flow guide rod 12 is seted up flow guide groove 14, the surface of flow guide rod 12 is fixedly connected with connecting plate 15, the surface of connecting plate 15 is fixedly connected with connecting rod 16.
[0019] The surface of flow guide rod 12 is slidably connected with the surface of oil storage cavity 9, one end of flow guide rod 12 is fixedly connected with the surface of connecting plate 15, the two ends of reset spring 13 are elastically connected with the surface of connecting plate 15 and the inner wall of oil storage cavity 9 respectively, the two flow guide rods 12 are symmetrically distributed with the axis of oil storage cavity 9 as the center, and the surfaces of the two connecting plates 15 are fixedly connected through the two ends of the two connecting rods 16.
[0020] Further, the two connecting plates 15 are elastically connected with the inner wall of the oil storage cavity 9 through the reset springs 13, so that the connecting plates 15 are kept at the central position.
[0021] The surface of the installation groove 6 is fixedly connected with the surface of the lubricating sponge 7, the two installation grooves 6 are symmetrically distributed with the axis of the hub 1 as the center, the surface of the flow guide rod 12 is slidably connected with the surface of the lubricating sponge 7, and the plurality of weight reduction grooves 5 are circumferentially arranged with the axis of the hub 1 as the center.
[0022] Further, the lubricating oil flows from the flow guide groove 14 on the surface of the flow guide rod 12 into the inside of the lubricating sponge 7, and the molybdenum wire is lubricated by the lubricating oil when it extrudes the lubricating sponge 7.
[0023] The observation window 10 is circular, the observation window 10 is coaxially arranged with the oil storage cavity 9, and the oil injection hole 11 and the observation window 10 are located on the same side.
[0024] Further, the circular observation window 10 facilitates observation of the remaining amount of lubricating oil, and the inside of the oil storage cavity 9 is filled from the oil injection hole 11.
[0025] The surface of the oil storage cavity 9 is slidably connected with the inner wall of the hub 1 through the separation washer 8, and the two separation washers 8 are symmetrically distributed with the axis of the oil storage cavity 9 as the center.
[0026] Further, the two sides of the oil storage cavity 9 are slidably connected with the inner wall of the hub 1 through the two separation washers 8 respectively, so that the position of the flow guide rod 12 is kept stable.
[0027] The inner wall of the rubber bush 2 is fixedly connected with the surface of the hub 1, and the lubricating hole 3 is located above the installation groove 6.
[0028] Further, the molybdenum wire extrudes the hub 1 surface of the lubricating sponge 7 on the surface of the rubber sleeve 2, and the lubricating oil lubricates the molybdenum wire through the lubricating hole 3 on the surface of the rubber sleeve 2.
[0029] By setting a plurality of lightening grooves 5 to remove the weight inside the hub 1, and setting an oil storage cavity 9 inside the hub 1, the lubricating oil inside the oil storage cavity 9 flows into the lubricating sponge 7 on the surface of the hub 1 through the flow guide groove 14 on the surface of the flow guide rod 12, and the molybdenum wire extrudes and seeps the lubricating oil above the lubricating sponge 7 to lubricate the surface of the molybdenum wire, solving the technical problems of the existing wire cutting guide wheel, which has a large self weight, lacks lubrication for the molybdenum wire, and is prone to molybdenum wire breakage.
[0030] Working principle:
[0031] Before use, the guide wheel drives the molybdenum wire to rotate quickly, and when the surface of the molybdenum wire is in contact with the lubricating hole 3 on the surface of the rubber sleeve 2 above the hub 1, the lubricating sponge 7 below the lubricating hole 3 is extruded by the rubber sleeve 2, and the lubricating oil inside the lubricating sponge 7 lubricates the surface of the molybdenum wire through the lubricating hole 3, and the flow guide rod 12 inside the lubricating sponge 7 is extruded by the rubber sleeve 2, the flow guide rod 12 slides downward, drives the connecting plate 15 below to compress the reset spring 13 below, the flow guide rod 12 below slides out, the inside of the oil storage cavity 9 is communicated with the outside of the oil storage cavity 9 through the flow guide groove 14 on the surface of the flow guide rod 12, and the lubricating oil in the oil storage cavity 9 enters the inside of the lubricating sponge 7 through the flow guide groove 14, when the molybdenum wire leaves the upper part of the lubricating hole 3, the two reset springs 13 inside the oil storage cavity 9 drive the two connecting plates 15 to reset, respectively, the surfaces of the two flow guide rods 12 are respectively connected with the surfaces of the oil outlet cavities to slide, and the surfaces of the oil storage cavities 9 are sealed to avoid leakage of the lubricating oil, the observation window 10 is arranged on the surface of the oil storage cavity 9 to facilitate observation of the remaining amount of the lubricating oil in the oil storage cavity 9, and when the remaining amount is insufficient, the oil storage cavity 9 is filled with lubricating oil through the oil injection hole 11 on the surface of the oil storage cavity 9, the surface of the oil storage cavity 9 is connected with the inner wall of the hub 1 through the separation pad 8 to keep the oil storage cavity 9 in the center of the hub 1, avoiding the oil storage cavity 9 from shaking to affect the stability of the hub 1 through the flow guide rod 12, and a plurality of lightening grooves 5 are arranged on the surface of the hub 1 to reduce the weight inside the hub 1, improving the performance and efficiency of the wire cutting machine.
[0032] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.
Claims
1. A novel improved guide wheel, comprising a hub (1), characterized in that: The surface of the hub (1) is provided with a rubber sleeve (2), the surface of the rubber sleeve (2) is provided with a lubrication hole (3), the surface of the hub (1) is provided with a shaft hole (4), a weight reduction groove (5) and a mounting groove (6), the interior of the mounting groove (6) is provided with a lubricating sponge (7), the interior of the hub (1) is provided with a separator gasket (8) and an oil storage chamber (9), the surface of the oil storage chamber (9) is provided with an observation window (10) and an oil injection hole (11), the interior of the oil storage chamber (9) is provided with a guide rod (12), the outer side of the guide rod (12) is provided with a return spring (13), the surface of the guide rod (12) is provided with a guide groove (14), the surface of the guide rod (12) is fixedly connected with a connecting plate (15), and the surface of the connecting plate (15) is fixedly connected with a connecting rod (16).
2. The novel improved guide wheel according to claim 1, characterized in that: The surface of the guide rod (12) is slidably connected to the surface of the oil storage cavity (9). One end of the guide rod (12) is fixedly connected to the surface of the connecting plate (15). The two ends of the reset spring (13) are elastically connected to the surface of the connecting plate (15) and the inner wall of the oil storage cavity (9), respectively. The two guide rods (12) are symmetrically distributed with the axis of the oil storage cavity (9) as the center. The surfaces of the two connecting plates (15) are fixedly connected through the two ends of the two connecting rods (16).
3. The novel improved guide wheel according to claim 1, characterized in that: The surface of the mounting groove (6) is fixedly connected to the surface of the lubricating sponge (7). The two mounting grooves (6) are symmetrically distributed with the axis of the hub (1) as the center. The surface of the guide rod (12) is slidably connected to the surface of the lubricating sponge (7). The multiple weight-reducing grooves (5) are distributed in a circular array with the axis of the hub (1) as the center. The shaft hole (4) is a straight groove.
4. The novel improved guide wheel according to claim 1, characterized in that: The observation window (10) is circular and is coaxial with the oil storage cavity (9). The oil injection hole (11) and the observation window (10) are located on the same side.
5. A novel improved guide wheel according to claim 1, characterized in that: The surface of the oil storage cavity (9) is slidably connected to the inner wall of the hub (1) through the partition gasket (8), and the two partition gaskets (8) are symmetrically distributed with the axis of the oil storage cavity (9) as the center.
6. A novel improved guide wheel according to claim 1, characterized in that: The inner wall of the rubber sleeve (2) is fixedly connected to the surface of the hub (1), and the lubrication hole (3) is located above the mounting groove (6).