Rotary material pressing device suitable for induction hardening of hub bearing outer ring

Abstract

The utility model discloses a rotary material pressing device suitable for induction hardening of hub bearing outer rings, which relates to the technical field of induction hardening, and comprises a rotary material pressing mechanism and a lifting adjusting mechanism used for adjusting the height of the rotary material pressing mechanism, the rotary material pressing mechanism comprises a material pressing bottom plate and a material pressing disc, and the material pressing bottom plate is provided with a mounting hole; and the material pressing disc is rotatably arranged in the mounting hole and can rotate along with the workpiece when the workpiece is pressed. The material pressing disc in contact with a workpiece is made of a non-metal material, and the screw is embedded in the material pressing disc, so that the insulating and wear-resisting effects can be achieved; multi-layer connection is adopted, and a bearing is arranged in the device, so that the device can rotate along with a workpiece when the workpiece is pressed; the surface of the material pressing disc is ground flat and attached to the surface of the workpiece, and quenching liquid is prevented from entering the workpiece when the outer surface is machined; according to the material pressing disc, the workpiece is pressed through the self weight, the workpiece has a certain jumping space, and the material pressing disc has good economic benefits and practical application value for promoting production.

Description

Technical Field

[0001] The utility model relates to the technical field of induction hardening, and specifically relates to a rotary blank holding device applicable to induction hardening of the outer ring of a hub bearing. Background Art

[0002] The blank holding mechanism is widely used in industries such as induction hardening equipment for pressing workpieces. Currently, there are various blank holding devices on the market, but there are many different defects. For example, the blank holding plate is made of all metal, which may wear the workpiece during blank holding and may cause the workpiece and the blank holding mechanism to conduct electricity and be damaged; when the workpiece rotates, the blank holding component cannot rotate with it, thereby damaging the workpiece; when some blank holding mechanisms process the outer surface of the workpiece, they cannot tightly press the upper end surface of the workpiece, resulting in quenching liquid entering the workpiece interior and contaminating the workpiece, etc. Content of the Utility Model

[0003] Aiming at the defects existing in the prior art, the purpose of the utility model is to provide a rotary blank holding device applicable to induction hardening of the outer ring of a hub bearing. The blank holding plate in contact with the workpiece is made of a non-metallic material and has screws embedded inside, which can play the role of insulation and wear resistance; it adopts a multi-layer connection and contains bearings inside, which can rotate with the workpiece when the workpiece is pressed; the surface of the blank holding plate is ground flat and fits with the surface of the workpiece to prevent quenching liquid from entering the workpiece interior during processing of the outer surface; this blank holding plate presses the workpiece by its own weight, and the workpiece has a certain jumping space, having good economic benefits and practical application value for promoting production.

[0004] To achieve the above purpose, the technical solution adopted by the utility model is: a rotary blank holding device applicable to induction hardening of the outer ring of a hub bearing, including a rotary blank holding mechanism and a lifting adjustment mechanism for adjusting the height of the rotary blank holding mechanism. The rotary blank holding mechanism includes a blank holding bottom plate and a blank holding plate. The blank holding bottom plate is provided with mounting holes; the blank holding plate is rotatably arranged in the mounting holes and can rotate with the workpiece when pressing the workpiece.

[0005] Further improvement lies in: the blank holding plate includes a rotating ring, a connecting ring and a blank holding ring arranged horizontally. The outer circular surface of the rotating ring is connected to the inner wall of the mounting hole through a bearing. The connecting ring is arranged inside the rotating ring and can rotate with the rotating ring. The upper end of the blank holding ring is fixedly connected to the connecting ring, and the lower end of the blank holding ring extends out of the mounting hole.

[0006] Further improvement lies in: the lower end of the blank holding ring is ground flat and fully fits with the end surface of the workpiece.

[0007] Further improvement lies in: the blank holding ring is made of a non-metallic material, and screws are embedded in the blank holding ring.

[0008] Further improvement lies in: the non-metallic material is FR4 material.

[0009] A further improvement lies in that: the pressure plate further includes a horizontally arranged detection ring, the outer side of the lower end of the detection ring is fixedly connected to the upper end of the rotating ring, a convex ring is arranged on the inner side of the lower end of the detection ring, the upper end of the connecting ring is fixedly connected to the convex ring, and the lower end of the connecting ring is fixedly connected to the pressure ring; a fixing ring is arranged around the edge of the mounting hole on the pressure bottom plate, and a rotary switch bracket is arranged on the fixing ring, and this rotary switch bracket is used to detect the rotation position of the detection ring.

[0010] A further improvement lies in that: the rotary pressure mechanism further includes a fixing plate located below the pressure bottom plate, a guide rod is arranged on the fixing plate, and the pressure bottom plate is slidably arranged on the guide rod through an oil-free bushing.

[0011] A further improvement lies in that: a lifting detection plate is arranged on the fixing plate, and this lifting detection plate is used to detect the height position of the pressure bottom plate.

[0012] A further improvement lies in that: fixing holes for installing the guide rod are respectively arranged at both ends of the fixing plate, and an avoidance groove adapted to the lifting adjustment mechanism is arranged in the middle of the fixing plate.

[0013] A further improvement lies in that: the lifting adjustment mechanism includes a lifting guide rail pair, a mounting plate and a lifting plate; the mounting plate is fixedly connected to the lifting guide rail pair, and a lifting lead screw is arranged on the mounting plate; a sliding plate is slidably arranged on the lifting guide rail pair; both ends of the lifting plate are respectively fixedly connected to the corresponding sliding plates, and a bracket for installing the rotary pressure mechanism and a nut seat adapted to the lifting lead screw are arranged on the lifting plate.

[0014] The beneficial effects of the utility model are as follows:

[0015] Using a non-metallic material as the main body to make the pressure ring plays a role in insulating the workpiece from the rotary pressure mechanism, and screws are inlaid inside to improve the wear resistance of the pressure ring, protect the equipment and increase the service life of the pressure ring; the pressure ring can rotate with the workpiece, and the rotation position can be detected by detecting the bolts on the detection ring through the rotary switch bracket arranged on the fixing ring, and the rotation speed of the workpiece can be controlled. Rotating with the workpiece can reduce wear and improve economic benefits; the surface of the pressure ring is ground flat to fully fit with the end face of the workpiece, preventing the quenching liquid from entering the inside of the workpiece when processing the outer surface and reducing pollution; the pressure bottom plate can move up and down within a certain range through the guide rod, and the initial position can be adjusted through the lifting adjustment mechanism to realize pressing the workpiece by its own weight. While ensuring clamping, it also has a certain floating function to avoid equipment losses caused by incorrect placement of the workpiece when the pressure mechanism is locked. It improves the safety of equipment power consumption during workpiece pressing, increases the service life of the pressure plate, improves work efficiency, and has good practical application value and economic benefits for promoting production. Description of the Drawings

[0016] Figure 1 It is a three-dimensional view of the rotary blanking device applicable to induction hardening of the outer ring of a hub bearing in an embodiment of the present utility model;

[0017] Figure 2 It is Figure 1 a schematic diagram from another perspective;

[0018] Figure 3 It is a three-dimensional view of the rotary blanking mechanism in an embodiment of the present utility model;

[0019] Figure 4 It is the front view of the rotary blanking mechanism in an embodiment of the present utility model;

[0020] Figure 5 It is Figure 4 the sectional view taken along the C-C direction in

[0021] Figure 6 It is a three-dimensional view of the blanking ring in an embodiment of the present utility model;

[0022] Figure 7 It is the front view of the blanking ring in an embodiment of the present utility model;

[0023] Figure 8 It is the structural schematic diagram of the fixing plate in an embodiment of the present utility model;

[0024] Figure 9 It is the structural schematic diagram of the lifting adjustment mechanism in an embodiment of the present utility model.

[0025] Reference numerals:

[0026] 1 - Rotary blanking mechanism;

[0027] 11 - Blanking bottom plate; 111 - Mounting hole; 112 - Fixed ring; 113 - Rotary switch bracket;

[0028] 12 - Blanking disc; 121 - Blanking ring; 122 - Connecting ring; 123 - Rotating ring; 124 - Bearing; 125 - Detection ring; 126 - Screw;

[0029] 13 - Fixing plate; 131 - Guide rod; 132 - Oil-free bushing; 133 - Lifting detection plate; 134 - Fixed hole; 135 - Avoidance groove;

[0030] 2 - Lifting adjustment mechanism; 21 - Lifting guide rail pair; 22 - Mounting plate; 23 - Lifting lead screw; 24 - Slide plate; 25 - Lifting plate; 26 - Nut seat; 27 - Bracket. Specific implementation manners

[0031] Embodiments of the present utility model will be described in detail below. The embodiments are illustrated in the accompanying drawings, where the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout.

[0032] In the description of the present utility model, it should be noted that for orientation terms, such as the terms "center", "lateral (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the indicated orientation and positional relationships are based on the orientation or positional relationships shown in the accompanying drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present utility model.

[0033] In addition, such terms as "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance or implicitly specifying the quantity of technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present utility model, the meanings of "several" and "a number of" are two or more, unless otherwise specifically defined.

[0034] In the present utility model, unless otherwise clearly specified and defined, such terms as "assembled", "connected", and "coupled" shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or an integral connection; it may also be a mechanical connection; it may be directly connected or connected through an intermediate medium, and it may be that the two elements are internally connected and communicated. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0035] In the utility model, unless otherwise specified and defined, the first feature being "above" or "below" the second feature may include the first and second features being in direct contact, or may include the first feature and the second feature not being in direct contact but being in contact through other features therebetween. Moreover, the first feature being "above", "below", and "on top of" the second feature includes the first feature being directly above and diagonally above the second feature, or merely indicating that the horizontal height of the first feature is higher than that of the second feature. The first feature being "above", "below", and "beneath" the second feature includes the first feature being directly below or diagonally below the second feature, or merely indicating that the horizontal height of the first feature is lower than that of the second feature.

[0036] The following further describes the specific embodiments of the present invention in conjunction with the accompanying drawings of the specification, making the technical solutions and their beneficial effects of the present invention clearer and more definite. The embodiments described below by referring to the accompanying drawings are exemplary and are intended to explain the present invention, but should not be construed as limiting the present invention.

[0037] Refer to Figure 1 and Figure 2 As shown, an embodiment of the present invention provides a rotary pressure-applying device suitable for induction hardening of the outer ring of a hub bearing, including a rotary pressure-applying mechanism 1 and a lifting adjustment mechanism 2 for adjusting the height of the rotary pressure-applying mechanism 1.

[0038] Refer to Figures 3 to 5 As shown, the rotary pressure-applying mechanism 1 includes a pressure-applying bottom plate 11 and a pressure-applying disc 12. The pressure-applying bottom plate 11 is provided with a mounting hole 111; the pressure-applying disc 12 is rotatably arranged in the mounting hole 111, and the pressure-applying disc 12 can rotate with the workpiece when pressing the workpiece. The pressure-applying disc 12 includes a horizontally arranged rotating ring 123, a connecting ring 122 and a pressure-applying ring 121. The outer circumferential surface of the rotating ring 123 is connected to the inner wall of the mounting hole 111 through a bearing 124. The connecting ring 122 is arranged in the rotating ring 123 and can rotate with the rotating ring 123. The upper end of the pressure-applying ring 121 is fixedly connected to the connecting ring 122, and the lower end of the pressure-applying ring 121 extends out of the mounting hole 111. The lower end of the pressure-applying ring 121 is ground flat and fully fits with the end face of the workpiece.

[0039] Refer to Figure 6 and Figure 7 As shown, the pressure-applying ring 121 is made of a non-metallic material, and screws 126 are embedded in the pressure-applying ring 121. In this embodiment, the non-metallic material is FR4 material.

[0040] Refer to Figure 5 As shown, the pressure-applying disc 12 further includes a horizontally arranged detection ring 125. The outer side of the lower end of the detection ring 125 is fixedly connected to the upper end of the rotating ring 123. A convex ring is provided on the inner side of the lower end of the detection ring 125. The upper end of the connecting ring 122 is fixedly connected to the convex ring, and the lower end of the connecting ring 122 is fixedly connected to the pressure-applying ring 121; a fixing ring 112 is arranged around the edge of the mounting hole 111 on the pressure-applying bottom plate 11, and a rotary switch bracket 113 is arranged on the fixing ring 112, and the rotary switch bracket 113 is used to detect the rotation position of the detection ring 125.

[0041] Refer to Figure 4 As shown, the rotary pressure-applying mechanism 1 further includes a fixing plate 13 located below the pressure-applying bottom plate 11. A guide rod 131 is arranged on the fixing plate 13, and the pressure-applying bottom plate 11 is slidably arranged on the guide rod 131 through an oil-free bushing 132. Specifically, a lifting detection plate 133 is arranged on the fixing plate 13, and the lifting detection plate 133 is used to detect the height position of the pressure-applying bottom plate 11.

[0042] See Figure 8 As shown, fixing holes 134 for installing guide rods 131 are respectively provided at both ends of the fixing plate 13, and an avoidance groove 135 adapted to the lifting and adjusting mechanism 2 is provided in the middle of the fixing plate 13.

[0043] See Figure 9 As shown, the lifting and adjusting mechanism 2 includes a lifting guide rail pair 21, a mounting plate 22 and a lifting plate 25; the mounting plate 22 is fixedly connected to the lifting guide rail pair 21, and a lifting lead screw 23 is provided on the mounting plate 22; a sliding plate 24 is slidably arranged on the lifting guide rail pair 21; both ends of the lifting plate 25 are fixedly connected to the corresponding sliding plates 24, and a bracket 27 for installing the rotary material pressing mechanism 1 and a nut seat 26 adapted to the lifting lead screw 23 are provided on the lifting plate 25.

[0044] In the description of the specification, the description with reference to terms such as "one embodiment", "preferably", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present invention. The schematic description of the above terms in this specification does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in a suitable manner in any one or more embodiments or examples.

[0045] Through the description of the above structures and principles, those skilled in the art should understand that the present invention is not limited to the above specific embodiments. Improvements and substitutions using well-known technologies in the art based on the present invention fall within the protection scope of the present invention, which should be defined by each claim.

Claims

1. A rotary pressing device suitable for induction hardening of a hub bearing outer ring, comprising a rotary pressing mechanism (1) and a lifting and lowering adjustment mechanism (2) for adjusting the height of the rotary pressing mechanism (1), characterized in that: The rotary material pressing mechanism (1) comprises a material pressing base plate (11) and a material pressing disc (12); the material pressing base plate (11) is provided with a mounting hole (111); the material pressing disc (12) is rotatably arranged in the mounting hole (111); and the material pressing disc (12) can rotate with the workpiece when pressing the workpiece.

2. The rotary pressing device for induction hardening of the outer ring of a hub bearing according to claim 1 is characterized in that: The pressing plate (12) comprises a horizontally arranged rotating ring (123), a connecting ring (122) and a pressing ring (121); the outer circumferential surface of the rotating ring (123) is connected to the inner wall of the mounting hole (111) via a bearing (124); the connecting ring (122) is arranged in the rotating ring (123) and can rotate with the rotating ring (123); the upper end of the pressing ring (121) is fixedly connected to the connecting ring (122); and the lower end of the pressing ring (121) extends out from the mounting hole (111).

3. The rotary pressing device for induction hardening of the outer ring of a hub bearing according to claim 2 is characterized in that: The lower end of the press ring (121) is ground flat and fully fits the end surface of the workpiece.

4. The rotary pressing device for induction hardening of the outer ring of a hub bearing according to claim 2 is characterized in that: The pressing ring (121) is made of non-metallic material, and a screw (126) is embedded in the pressing ring (121).

5. The rotary pressing device for induction hardening of the outer ring of a hub bearing according to claim 4, characterized in that: The non-metal material is FR4 material.

6. The rotary pressing device for induction hardening of the outer ring of a hub bearing according to claim 2, characterized in that: The material pressing plate (12) further comprises a horizontally arranged detection ring (125), the outer side of the lower end of the detection ring (125) being fixedly connected to the upper end of the rotating ring (123), a convex ring being arranged on the inner side of the lower end of the detection ring (125), the upper end of the connecting ring (122) being fixedly connected to the convex ring, and the lower end of the connecting ring (122) being fixedly connected to the material pressing ring (121); a fixing ring (112) is arranged around the edge of the mounting hole (111) of the material pressing base plate (11), a rotating switch bracket (113) being arranged on the fixing ring (112), and the rotating switch bracket (113) being used to detect the rotational position of the detection ring (125).

7. The rotary pressing device for induction hardening of the outer ring of a hub bearing according to claim 1, characterized in that: The rotary pressing mechanism (1) further comprises a fixed plate (13) located below the pressing base plate (11), a guide rod (131) being arranged on the fixed plate (13), and the pressing base plate (11) is slidably arranged on the guide rod (131) via an oil-free bushing (132).

8. The rotary pressing device for induction hardening of the outer ring of a hub bearing according to claim 7, characterized in that: A lifting detection plate (133) is provided on the fixed plate (13), and the lifting detection plate (133) is used to detect the height position of the material pressing bottom plate (11).

9. The rotary pressing device for induction hardening of the outer ring of a hub bearing according to claim 7, characterized in that: Both ends of the fixing plate (13) are respectively provided with fixing holes (134) for installing the guide rod (131), and the middle part of the fixing plate (13) is provided with an avoidance groove (135) adapted to the lifting and lowering adjustment mechanism (2).

10. The rotary pressing device for induction hardening of the outer ring of a hub bearing according to claim 1, characterized in that: The lifting and lowering adjustment mechanism (2) comprises a lifting guide rail pair (21), a mounting plate (22) and a lifting plate (25); the mounting plate (22) is fixedly connected to the lifting guide rail pair (21), and a lifting screw (23) is arranged on the mounting plate (22); a slide plate (24) is slidably arranged on the lifting guide rail pair (21); two ends of the lifting plate (25) are respectively fixedly connected to corresponding slide plates (24), and a bracket (27) for mounting a rotating pressing mechanism (1) and a nut seat (26) adapted to the lifting screw (23) are arranged on the lifting plate (25).

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