Riveting device for automobile clutch release bearing

Abstract

The utility model discloses a riveting device for an automobile clutch release bearing, and belongs to the field of riveting devices. Comprising a base and a fixing ring fixed to the center position of the top end face of the base, a shaft core positioning rod is embedded and fixed to the center position of the fixing ring, a bearing sleeve fastening frame is installed at the top end of a fixing pipe, a pressurizing cavity is formed in the bottom end of the shaft core positioning rod, and fastening blocks are inserted into the two ends of the pressurizing cavity in a matched mode; clamping plates are arranged on the two sides of the inner wall of the bearing sleeve fastening frame, a driving piece used for driving the two clamping plates to move oppositely is arranged at the top end of the bearing sleeve fastening frame, a supporting frame is fixed to the top end of the base, and an air inlet pipe of an L-shaped structure is fixed to the bottom end of the base. The riveting device for the automobile clutch release bearing has the beneficial effects that the riveting fixing stability of the release bearing is improved, and dislocation of release bearing parts is avoided.

Description

Technical Field

[0001] The present application relates to the field of riveting devices, and in particular to a riveting device for a clutch release bearing of an automobile. Background Art

[0002] At present, most of the operating mechanisms of domestic automobile clutches are driven by a lever-type fork through a foot pedal. With the help of the push or pull force of the lever-type fork, a sliding sleeve equipped with a release bearing slides on the front cover tube of the gearbox, thereby driving the release bearing to press toward or away from the clutch to achieve the separation and engagement of the clutch.

[0003] The patent with application number 202121864175.9 discloses a riveting tool for automobile clutch release bearing, which belongs to the field of bearing assembly technology; it includes a riveting upper die, a lower die base, a positioning mandrel, a spring connecting plate and a buffer spring; the bottom end of the lower die base is fixed on the press panel, and the bearing cover is installed and positioned on the lower die base; the riveting upper die is arranged above the lower die base with the same center line, and the riveting upper die has a hollow upper die cavity inside, and a vertical positioning mandrel is fixedly installed on the upper side of the riveting upper die, and the bottom end of the positioning mandrel passes through the upper die cavity and extends to the inner cylinder wall of the sleeve, which is used to support and position the sleeve; the outer side of the positioning mandrel can be slidably mounted with a spring connecting plate placed on the upper end surface of the sleeve.

[0004] The positioning mandrel serves to connect the riveting upper die and the inner hole of the sleeve for positioning; it can realize the riveting between the sleeve and the outer cover. When the separation bearing is riveted, the above technical solution lacks the positioning of the bearing core and the bearing sleeve, which leads to the misalignment during the riveting process, thereby causing the bearing core and the bearing sleeve to squeeze and damage each other. Utility Model Content

[0005] The content of this application is used to introduce concepts in a brief form, which will be described in detail in the detailed implementation section below. The content of this application is not intended to identify the key features or essential features of the technical solution claimed for protection, nor is it intended to limit the scope of the technical solution claimed for protection.

[0006] In order to solve the technical problems mentioned in the above background technology part, some embodiments of the present application provide a riveting device for a clutch release bearing of an automobile, comprising a base and a fixing ring fixed at the center position of the top surface of the base, an axis core positioning rod is embedded and fixed at the center position of the fixing ring, and a bearing sleeve fastening frame is installed at the top end of the fixing tube, a boosting cavity is opened at the bottom end of the axis core positioning rod, and fastening blocks are fitted and inserted at both ends of the boosting cavity, clamping plates are arranged on both sides of the inner wall of the bearing sleeve fastening frame, and a driving member for driving the two clamping plates to move toward each other is arranged at the top end of the bearing sleeve fastening frame.

[0007] The cam is provided with a fixing ring and a bearing sleeve fastening frame which is inserted in the fixing ring, and a fastener is provided on the bearing sleeve fastening frame. The screw is driven to rotate by the knob, and the clamping plate is driven to move by the sliding part during the rotation, and the bearing sleeve is clamped and fixed during the movement. At the same time, an axis core positioning rod is embedded and fixed in the fixing ring, and the bearing core is sleeved on the axis core positioning rod. The air intake pipe at the bottom end of the base fills air into the supercharging chamber, and the extrusion pushes the fastening block to slide in the supercharging chamber during the filling process, and is abutted and fixed with the inner wall of the bearing core during the sliding process, so as to fix the bearing core and the bearing sleeve. After fixing, the bearing sleeve fastening frame is inserted in the riveting chamber, and after the insertion, the bearing sleeve fastening frame is squeezed downward by the hydraulic rod, and the bearing sleeve is installed on the bearing core during the movement, so as to facilitate the parts of the release bearing to be in a concentric state, and the release bearing is riveted and installed, so as to improve the stability of the riveting fixation of the release bearing and avoid the dislocation of the parts of the release bearing.

[0008] Furthermore, a support frame is fixed to the top end of the base, and a hydraulic rod abutting against the bearing sleeve fastening frame is installed at the center position of the top end surface of the support frame.

[0009] Furthermore, an air intake pipe with an L-shaped structure is fixed to the bottom end of the base, and the top end of the air intake pipe extends into the shaft core positioning rod and is connected to the boost chamber.

[0010] Furthermore, a riveting cavity is provided at the center of the top end surface of the fixing ring, and the bearing sleeve fastening frame is inserted in the riveting cavity.

[0011] Furthermore, both sides of the top surface of the bearing sleeve fastening frame are provided with sliding grooves, and the two clamping plates are fixed with sliding parts that are inserted into the sliding grooves.

[0012] Furthermore, the driving member is a lead screw rotatably arranged between the two slide grooves, and both ends of the lead screw are rotatably inserted into the inner wall of the slide groove through bearings.

[0013] Furthermore, the threads of the two ends of the lead screw are in opposite directions, and the two ends of the lead screw with opposite thread directions are respectively threadedly inserted into the two sliding parts.

[0014] Furthermore, a groove is formed on the side wall of the bearing sleeve fastening frame, and a knob fixedly connected to one end of the lead screw extending out of the bearing sleeve fastening frame is provided in the groove.

[0015] The beneficial effects of the present application are as follows: a fixing ring and a bearing sleeve fastening frame which is fitted and inserted in the fixing ring are provided, a fastener is provided on the bearing sleeve fastening frame, the screw is driven to rotate by a knob, and the clamp is driven to move by a sliding portion during the rotation, and the bearing sleeve is clamped and fixed during the movement, and at the same time, an axis core positioning rod is embedded and fixed in the fixing ring, the bearing core sleeve is arranged on the axis core positioning rod, the air intake pipe at the bottom end of the base fills the boost chamber with air, and during the filling process, the extrusion pushes the fastening block to slide in the boost chamber, and during the sliding process The cam is secured to the bearing core by abutment with the inner wall of the bearing core during the process, which is convenient for fixing the bearing core and the bearing sleeve, and after fixing, the bearing sleeve fastening frame is inserted into the riveting cavity, and after insertion, the bearing sleeve fastening frame is squeezed downward by a hydraulic rod, and the bearing sleeve is installed on the bearing core during the movement, which is convenient for the parts of the release bearing to be in a concentric state and the release bearing to be riveted and installed, thereby improving the stability of the riveting fixation of the release bearing and avoiding the misalignment of the parts of the release bearing, thereby providing a riveting device for a clutch release bearing of an automobile with good stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings constituting a part of this application are used to provide a further understanding of this application, so that other features, purposes and advantages of this application become more obvious. The illustrative embodiment drawings and their descriptions of this application are used to explain this application and do not constitute an improper limitation on this application.

[0017] In addition, throughout the drawings, the same or similar reference numerals represent the same or similar elements. It should be understood that the drawings are schematic and that the components and elements are not necessarily drawn to scale.

[0018] In the attached picture:

[0019] Figure 1 is an overall schematic diagram according to an embodiment of the present application;

[0020] Figure 2 is a schematic diagram of the bottom structure according to an embodiment of the present application;

[0021] Figure 3 is a schematic diagram of a cross-sectional structure of a fixing ring according to an embodiment of the present application;

[0022] Figure 4 According to the embodiment of the present application Figure 1 A schematic diagram of the enlarged structure in the middle.

[0023] Reference numerals:

[0024] 1. Base; 2. Fixing ring; 3. Bearing sleeve fastening frame; 4. Support frame; 5. Hydraulic rod; 6. Inlet pipe; 7. Clamp; 8. Pressurization chamber; 9. Fastening block; 10. Shaft core positioning rod; 11. Riveting chamber; 12. Lead screw; 13. Slide; 14. Sliding part; 15. Knob; 16. Groove; DETAILED DESCRIPTION

[0025] Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although certain embodiments of the present disclosure are shown in the accompanying drawings, it should be understood that the present disclosure can be implemented in various forms and should not be construed as being limited to the embodiments set forth herein. On the contrary, these embodiments are provided to provide a more thorough and complete understanding of the present disclosure. It should be understood that the drawings and embodiments of the present disclosure are only for exemplary purposes and are not intended to limit the scope of protection of the present disclosure.

[0026] It should also be noted that, for ease of description, only the parts related to the invention are shown in the drawings. In the absence of conflict, the embodiments and features in the embodiments of the present disclosure can be combined with each other.

[0027] It should be noted that the concepts such as "first" and "second" mentioned in the present disclosure are only used to distinguish different devices, modules or units, and are not used to limit the order or interdependence of the functions performed by these devices, modules or units.

[0028] It should be noted that the modifications of "one" and "plurality" mentioned in the present disclosure are illustrative rather than restrictive, and those skilled in the art should understand that unless otherwise clearly indicated in the context, it should be understood as "one or more".

[0029] The present disclosure will be described in detail below with reference to the accompanying drawings and in conjunction with embodiments.

[0030] Reference Figure 1 and Figure 2 A riveting device for a clutch release bearing of an automobile comprises a base 1 and a fixing ring 2 fixed at the center position of the top surface of the base 1, a shaft core positioning rod 10 is embedded and fixed at the center position of the fixing ring 2, and a bearing sleeve fastening frame 3 is installed at the top end of the fixing tube, a booster cavity 8 is opened at the bottom end of the shaft core positioning rod 10, and fastening blocks 9 are inserted and matched at both ends of the booster cavity 8, clamping plates 7 are arranged on both sides of the inner wall of the bearing sleeve fastening frame 3, and a driving member for driving the two clamping plates 7 to move toward each other is arranged at the top end of the bearing sleeve fastening frame 3, and a fastener is arranged on the bearing sleeve fastening frame 3, and a screw 12 is driven to rotate by a knob 15, and the clamping plate 7 is driven to move by a sliding part 14 during the rotation, and the bearing sleeve is clamped and fixed during the movement.

[0031] A support frame 4 is fixed to the top of the base 1, and a hydraulic rod 5 abutting against the bearing sleeve fastening frame 3 is installed at the center of the top surface of the support frame 4. An L-shaped intake pipe 6 is fixed to the bottom end of the base 1. The top of the intake pipe 6 extends into the shaft core positioning rod 10 and is connected with the boost chamber 8. A boost air pump is installed at the bottom end of the intake pipe 6 to enable the boost air pump to transport air through the intake pipe 6. A riveting cavity 11 is opened at the center of the top surface of the fixing ring 2, and the bearing sleeve fastening frame 3 is inserted into the riveting cavity 11. The shaft core positioning rod 10 is embedded and fixed in the fixing ring 2, and the bearing core is sleeved on the shaft core positioning rod 10. The intake pipe 6 at the bottom end of the base 1 fills the boost chamber 8 with air, and during the filling process, the extrusion pushes the fastening block 9 to slide in the boost chamber 8, and during the sliding process, it abuts and fixes against the inner wall of the bearing core.

[0032] Reference Figure 3 and Figure 4 The top surface of the bearing sleeve fastening frame 3 is provided with a slide groove 13 on both sides, and the two clamping plates 7 are fixed with a sliding part 14 that fits in the slide groove 13. The driving member is a screw 12 that is rotatably arranged between the two slide grooves 13. Both ends of the screw 12 are rotatably inserted in the inner wall of the slide groove 13 through the bearing. The thread directions of the two ends of the screw 12 are opposite, and the two ends of the screw 12 with opposite thread directions are respectively threadedly inserted in the two sliding parts 14. The side wall of the bearing sleeve fastening frame 3 is provided with a groove 16, and a knob 15 fixedly connected to one end of the screw 12 extending out of the bearing sleeve fastening frame 3 is provided in the groove 16. The bearing sleeve fastening frame 3 is inserted into the riveting cavity 11, and after insertion, the bearing sleeve fastening frame 3 is squeezed downward by the hydraulic rod 5, and the bearing sleeve is installed on the bearing core during the movement, which is convenient for the parts of the release bearing to be in a concentric state and the release bearing is riveted and installed.

[0033] Working principle: When in use, the knob 15 is held by hand to drive the screw 12 to rotate, and the clamping plate 7 is driven to move through the sliding part 14 during the rotation, and the bearing sleeve is clamped and fixed during the movement. At the same time, an axis core positioning rod 10 is embedded and fixed in the fixing ring 2, and the bearing core is sleeved on the axis core positioning rod 10. The air intake pipe 6 at the bottom end of the base 1 fills air into the boost chamber 8, and during the filling process, the extrusion pushes the fastening block 9 to slide in the boost chamber 8, and during the sliding process, it abuts and fixes with the inner wall of the bearing core, which is convenient for fixing the bearing core and the bearing sleeve, and after fixing, the bearing sleeve fastening frame 3 is inserted into the riveting chamber 11, and after insertion, the bearing sleeve fastening frame 3 is squeezed downward by the hydraulic rod 5, and during the movement, the bearing sleeve is installed on the bearing core, which is convenient for the parts of the release bearing to be in a concentric state, and the release bearing is riveted and installed, which improves the stability of the riveting fixation of the release bearing and avoids the misalignment of the parts of the release bearing.

[0034] The above descriptions are only some preferred embodiments of the present disclosure and an explanation of the technical principles used. Those skilled in the art should understand that the scope of the invention involved in the embodiments of the present disclosure is not limited to the technical solutions formed by a specific combination of the above-mentioned technical features, but should also cover other technical solutions formed by any combination of the above-mentioned technical features or their equivalent features without departing from the above-mentioned inventive concept. For example, the above-mentioned features are replaced with the technical features with similar functions disclosed in the embodiments of the present disclosure (but not limited to) and the technical solutions formed.

Claims

1. A riveting device for a clutch release bearing of an automobile, comprising: A base (1) and a fixing ring (2) fixed at the center of the top surface of the base (1), characterized in that a shaft core positioning rod (10) is embedded and fixed at the center of the fixing ring (2), and a bearing sleeve fastening frame (3) is installed at the top of the fixing tube; A boost chamber (8) is provided at the bottom end of the shaft core positioning rod (10), and fastening blocks (9) are inserted and matched at both ends of the boost chamber (8). Clamps (7) are provided on both sides of the inner wall of the bearing sleeve fastening frame (3), and a driving member for driving the two clamps (7) to move toward each other is provided at the top end of the bearing sleeve fastening frame (3).

2. The riveting device for automobile clutch release bearing according to claim 1, characterized in that: A support frame (4) is fixed to the top end of the base (1), and a hydraulic rod (5) abutting against the bearing sleeve fastening frame (3) is installed at the center position of the top end surface of the support frame (4).

3. The riveting device for automobile clutch release bearing according to claim 2, characterized in that: An L-shaped air intake pipe (6) is fixed to the bottom end of the base (1), and the top end of the air intake pipe (6) extends into the shaft core positioning rod (10) and is connected to the boost chamber (8).

4. The riveting device for automobile clutch release bearing according to claim 1, characterized in that: A riveting cavity (11) is provided at the center of the top end surface of the fixing ring (2), and the bearing sleeve fastening frame (3) is inserted and fitted into the riveting cavity (11).

5. The riveting device for automobile clutch release bearing according to claim 1, characterized in that: Slide grooves (13) are provided on both sides of the top end surface of the bearing sleeve fastening frame (3), and sliding parts (14) which are inserted into the slide grooves (13) are fixed on the two clamping plates (7).

6. The riveting device for automobile clutch release bearing according to claim 5, characterized in that: The driving member is a lead screw (12) rotatably arranged between two slide grooves (13), and both ends of the lead screw (12) are rotatably inserted into the inner wall of the slide groove (13) through bearings.

7. The riveting device for automobile clutch release bearing according to claim 6, characterized in that: The threads of the two ends of the lead screw (12) are in opposite directions, and the two ends of the lead screw (12) in opposite directions are respectively threadedly inserted into the two sliding parts (14).

8. The riveting device for automobile clutch release bearing according to claim 7, characterized in that: A groove (16) is provided on the side wall of the bearing sleeve fastening frame (3), and a knob (15) fixedly connected to one end of the lead screw (12) extending out of the bearing sleeve fastening frame (3) is provided in the groove (16).

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