CN115816025A - A combination bearing riveting machine for automobile EPS mounting seat - Google Patents

Abstract

The invention provides a combined bearing pressure riveting machine for an automobile EPS (electric power storage) mounting seat, and particularly relates to the technical field of combination of automobile EPS mounting seats, wherein the combined bearing pressure riveting machine for the automobile EPS mounting seat comprises a vertical plate and a base fixed on the vertical plate, wherein a first linear driving mechanism and a positioning tool are arranged on the base, and the first linear driving mechanism is used for driving the positioning tool to move back and forth; the vertical plate is provided with a second linear driving mechanism and a bearing press-fitting and press-riveting mechanism, and the second linear driving mechanism is used for driving the bearing press-fitting and press-riveting mechanism to move up and down; the bearing press-mounting and press-riveting mechanism comprises a press-mounting pressure head and a press-riveting pressure head; the bearing press-fitting and press-riveting mechanism is further connected with a third linear driving mechanism, and the third linear driving mechanism is used for driving the bearing press-fitting and press-riveting mechanism to move left and right. The riveting press can automatically complete press fitting and press riveting of the mounting seat combined bearing at one time, greatly improves the machining efficiency, simplifies the operation of personnel, and reduces the labor intensity.

Description

A combination bearing riveting machine for automobile EPS mounting seat

technical field

The invention relates to the technical field of automobile EPS mounting seat combination, in particular to a combined bearing riveting machine for automobile EPS mounting seat.

Background technique

EPS stands for Electric Power Steering System, which is the development direction of automobile steering system. The system directly provides steering assistance by the electric power booster, eliminating the need for power steering oil pumps, hoses, hydraulic oil, conveyor belts and pulleys installed on the engine that are necessary for hydraulic power steering systems, which not only saves energy, but also protects the environment. In addition, it also has the characteristics of simple adjustment, flexible assembly and power steering under various conditions.

The mounting seat combination is one of the important parts in the EPS, that is, the electric power steering system. It is mainly used for the connection between the EPS and the vehicle body, and transmits the steering force of the steering wheel and the connecting shaft. The mounting seat combination structure includes sleeves and bearings. In the bearing process, the outer ring of the bearing is fixedly assembled on the inner peripheral surface of the sleeve, so that the bearing and the sleeve are integrated.

In the prior art, the EPS mounting seat combination uses hydraulic equipment to press the bearing first. After the bearing is pressed in place, the press head is removed and replaced with a riveting head to carry out the riveting of the bearing. The process efficiency is low. The beat is long, the operation is cumbersome and the labor intensity is high.

Contents of the invention

The object of the present invention is to overcome the above-mentioned shortcomings in the prior art, and provide a riveting machine for combined bearings of automobile EPS mounting seats.

In order to achieve the above purpose, the technical solution adopted by the present invention to solve its technical problems is: a kind of automotive EPS mounting seat combined bearing riveting machine, including a base and a vertical plate fixed on it, and the first linear drive is set on the base Mechanism and positioning tool, the first linear drive mechanism is used to drive the positioning tool to move back and forth; the vertical plate is provided with a second linear drive mechanism and a bearing pressing riveting mechanism, and the second linear drive mechanism is used for drive the bearing press-fitting and riveting mechanism to move up and down; the bearing press-fitting and riveting mechanism includes a press-fitting pressure head and a pressure-riveting pressure head; the bearing pressing-fitting and riveting mechanism is also connected with a third linear drive mechanism, the The third linear drive mechanism is used to drive the bearing pressing and riveting mechanism to move left and right, so that the pressing head and the riveting head are switched.

Further, the first linear drive mechanism includes a first linear slide rail, a first slide plate and a first driving member, the first linear slide rail is slidably connected to the first slide plate, and the first slide plate It is fixedly connected with the first driving member, and the positioning tool is connected with the first slide plate.

Furthermore, a bottom plate is connected to the upper surface of the base, and the first linear slide rail is arranged on the bottom plate.

Further, the second linear drive mechanism includes a second linear slide rail, a second slide plate and a second driving member, and the second linear slide rail is arranged on the vertical plate; the third linear drive mechanism includes a second linear slide rail. Three linear slide rails, a third slide plate and a third driving member, the third linear slide rail is arranged on the side surface of the second slide plate away from the second linear slide rail, and the second linear slide rail is connected to the third linear slide rail The linear slide rail is arranged vertically, the third slide plate is fixedly connected with a mounting plate, the bearing pressing riveting mechanism is vertically installed on the lower surface of the mounting plate, and the second driving member is connected to the upper surface of the mounting plate .

Furthermore, the bearing pressing and riveting mechanism is detachably mounted on the mounting plate.

Further, the positioning tool includes a positioning shaft and a chassis, and the positioning shaft is installed vertically at the center of the base.

Furthermore, the positioning tool also includes an orientation seat, the orientation seat is vertically fixed on the edge of the chassis, and the upper end of the orientation seat is provided with a limiting groove.

Furthermore, the chassis is mounted on the first slide plate through fastening bolts.

Furthermore, the first and third driving members are both air cylinders, and the piston rods of the air cylinders are respectively connected to the first and third slide plates.

Furthermore, the second driving member is an electric cylinder, and the piston rod of the electric cylinder is connected to the mounting plate.

Compared with the prior art, the beneficial effect of the present invention lies in that: through the application of the mounting base combined bearing riveting machine, it can automatically complete the pressing and pressing of the mounting base combined bearing at one time, which greatly improves the processing efficiency and simplifies The operation of personnel is reduced, and the labor intensity is reduced.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the present invention;

Fig. 2 is the partial enlarged view of part A of the present invention;

Fig. 3 is a side view of the present invention;

Fig. 4 is a schematic structural view of the positioning tool of the present invention;

Fig. 5 is a schematic diagram of the combined structure of the EPS mounting seat of the present invention;

Fig. 6 is another structural schematic diagram of the EPS mounting seat combination of the present invention;

In the figure: 1. Vertical plate; 2. Base; 31. The first linear slide rail; 32. The first slide plate; 33. The first driving part; 4. Positioning tooling; 41. Positioning shaft; 42. Chassis; 43. Orientation seat; 51, the second linear slide rail; 52, the second slide plate; 53, the second drive member; 61, press-fitting head; 62, riveting head; 71, the third linear slide rail; 72, the third Skateboard; 721, mounting plate; 73, third drive member; 8, bottom plate; 9, sleeve; 91, weldment; 10, bearing.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

An automobile EPS mounting seat combined bearing riveting machine, as shown in Figure 1-3, includes a vertical plate 1 and a base 2 fixed thereon, the base 2 is provided with a first linear drive mechanism and a positioning tool 4, and the first A linear drive mechanism is used to drive the positioning tool 4 to move back and forth; the vertical plate 1 is provided with a second linear drive mechanism and a bearing press-fit riveting mechanism, and the second linear drive mechanism is used to drive the bearing press-fit The pressing riveting mechanism moves up and down; the bearing pressing riveting mechanism includes a pressing head 61 and a riveting pressing head 62; further, the bearing pressing riveting mechanism is also connected with a third linear drive mechanism, and the third The linear drive mechanism is used to drive the bearing pressing and riveting mechanism to move left and right, so that the pressing head 61 and the riveting head 62 are switched.

In the embodiment of the present invention, the first linear drive mechanism includes a first linear slide rail 31, a first slide plate 32 and a first driving member 33, and the first linear slide rail 31 and the first slide plate 32 is slidably connected, the first sliding plate 32 is fixedly connected to the first driving member 33 , and the positioning tool 4 is connected to the first sliding plate 32 .

Wherein, the upper surface of the base 2 is connected with a base plate 8, the first linear slide rail 31 is arranged on the base plate 8, and the first driving member 33 can drive the first slide plate 32 along the first linear slide rail. 31 moves back and forth, and the first slide plate 32 moves back and forth to drive the positioning tool 4 to move back and forth.

In the embodiment of the present invention, the second linear drive mechanism includes a second linear slide rail 51, a second slide plate 52 and a second drive member 53, and the second linear slide rail 51 is arranged on the vertical plate 1; The third linear drive mechanism includes a third linear slide rail 71 , a third slide plate 72 and a third drive member 73 , and the third linear slide rail 71 is arranged on a side of the second slide plate 52 away from the second linear slide rail 51 . One side surface, and the second linear slide rail 51 and the third linear slide rail 71 are vertically arranged, the installation plate 721 is fixedly connected to the third slide plate 72, and the pressure riveting mechanism of the bearing 10 is installed vertically on the The lower surface of the mounting plate 721, the second driving member 53 is connected to the upper surface of the mounting plate 721.

Wherein, the third driving member 73 can drive the third sliding plate 72 to move left and right along the third linear slide rail 71 , and the left and right movement of the third sliding plate 72 further drives the bearing pressing and riveting mechanism to move left and right.

In the embodiment of the present invention, the first slide plate 32, the second slide plate 52 and the third slide plate 72 all include four slide blocks slidably mounted on linear slide rails and a slide plate body, and the slide plate body is fixedly mounted on four between the sliders.

In the embodiment of the present invention, the bearing press-fitting and riveting mechanism is detachably installed on the mounting plate 721 , which facilitates disassembly and installation of the bearing pressing-fitting and riveting mechanism.

In the embodiment of the present invention, as shown in FIG. 4 , the positioning tool 4 includes a positioning shaft 41 and a chassis 42 , and the positioning shaft 41 is vertically installed at the center of the chassis 42 .

As shown in Figure 5, in the process of installing the bearing 10, the sleeve 9 is first placed on the positioning shaft 41, and then the outer ring of the bearing 10 is fixedly assembled on the inner peripheral surface of the sleeve 9, so that the bearing 10 and the sleeve 9 form one.

Preferably, the positioning tool 4 may further include an orientation seat 43, the orientation seat 43 is vertically fixed on the edge of the chassis 42, and the upper end of the orientation seat 43 is provided with a limiting groove.

Wherein, as shown in Fig. 6 , some automotive EPS mounting seat combination structures have welding parts 91 on the sleeve 9. In order to further limit the position of the welding parts 91, the positioning tool 4 in the embodiment of the present invention may also include an orientation seat 43, The orientation seat 43 is vertically fixed on the edge of the chassis 42, and the upper end of the orientation seat 43 is provided with a limit groove, and the limit groove is used to limit the position of the weldment 91 to prevent the weldment 91 from being bearing due to improper placement. The press-fit riveting mechanism is damaged.

Further, the chassis 42 is mounted on the first slide plate 32 through fastening bolts. When it is necessary to process different types of automotive EPS mounting seat combination structures, the chassis 42 can be easily disassembled, and then replaced with the automotive EPS mounting seat combination structure. Adapted positioning tooling4.

Optionally, both the first driving member 33 and the third driving member 73 are air cylinders, and the piston rods of the air cylinders are respectively connected to the first sliding plate 32 and the third sliding plate 72 .

Further, the second driving member is an electric cylinder, and the piston rod of the electric cylinder is connected to the mounting plate.

The working principle of the embodiment of the present invention is as follows: first place the sleeve 9 on the positioning tool 4, then place the bearing 10 on the top of the sleeve 9 through the positioning shaft 41 on the upper end of the positioning tool 4, start the riveting machine equipment, the first drive The component 33 pushes the first slide plate 32 together with the positioning tool 4 under the pressing head 61, at this time, the second driving component 53 drives the mounting plate 721 and the pressing head 61 to move downwards to press the bearing 10 into the sleeve 9 In the inner hole, after the bearing 10 is press-fitted, the second driving member 53 drives the mounting plate 721 and the press-fitting head 61 to be lifted up, and then the third driving member 73 drives the third sliding plate 72 to push out, and the press-fitting head 61 is switched. After the riveting head 62 is formed, the second driving member 53 drives the mounting plate 721 and the riveting head 62 to move downward to complete the riveting of the bearing 10, and finally the second driving member 53 drives the mounting plate 721 and the riveting head 62 upward Lifting, that is to complete the press-fitting and pressure riveting of the entire mounting seat combined bearing 10 .

Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or perform equivalent replacements for some of the technical features. Within the spirit and principles of the present invention, any modifications, equivalent replacements, improvements, etc., shall be included in the protection scope of the present invention.

Claims (10)

1. The combined bearing press riveting machine for the automobile EPS mounting seat is characterized by comprising a bearing press mounting and press riveting mechanism, wherein the bearing press mounting and press riveting mechanism comprises a press mounting pressure head and a press riveting pressure head; the bearing press-fitting and press-riveting mechanism is connected with a third linear driving mechanism, and the third linear driving mechanism is used for driving the bearing press-fitting and press-riveting mechanism to move left and right, so that the press-fitting pressure head and the press-riveting pressure head are switched.

2. The automobile EPS (electric power storage) mounting seat combined bearing press riveting machine as claimed in claim 1, further comprising a base and a vertical plate fixed on the base, wherein the base is provided with a first linear driving mechanism and a positioning tool, and the first linear driving mechanism is used for driving the positioning tool to move back and forth; and a second linear driving mechanism and a bearing press-fitting and press-riveting mechanism are arranged on the vertical plate, and the second linear driving mechanism is used for driving the bearing press-fitting and press-riveting mechanism to move up and down.

3. The combined bearing pressure riveting machine for the EPS mounting seat of the automobile as claimed in claim 2, wherein the first linear driving mechanism comprises a first linear slide rail, a first sliding plate and a first driving member, the first linear slide rail is slidably connected with the first sliding plate, the first sliding plate is fixedly connected with the first driving member, and the positioning tool is connected to the first sliding plate.

4. The combined bearing riveting machine for the EPS mounting seat of the automobile as claimed in claim 3, wherein a bottom plate is connected to the upper surface of the base, and the first linear slide rail is arranged on the bottom plate.

5. The automobile EPS mounting seat combined bearing pressure riveting machine according to claim 3, wherein the second linear driving mechanism comprises a second linear sliding rail, a second sliding plate and a second driving piece, and the second linear sliding rail is arranged on the vertical plate; third linear driving mechanism includes third linear slide rail, third slide and third driving piece, third linear slide rail sets up a side surface of second linear slide rail is kept away from to the second slide, just second linear slide rail sets up with third linear slide rail is perpendicular, fixedly connected with mounting panel on the third slide, bearing pressure equipment is pressed and is riveted the mechanism and install perpendicularly the mounting panel lower surface, the second driving piece is connected the mounting panel upper surface.

6. The combined bearing press-riveting machine for the EPS mounting seat of the automobile as claimed in claim 5, wherein the bearing press-riveting mechanism is detachably mounted on the mounting plate.

7. The automobile EPS mounting seat combined bearing pressure riveting machine according to claim 2, characterized in that the positioning tool comprises a positioning shaft and a chassis, and the positioning shaft is vertically mounted in the center of the base.

8. The combined bearing pressure riveting machine for the automobile EPS mounting seat according to claim 7, characterized in that the positioning tool further comprises an orientation seat, the orientation seat is vertically fixed on the edge of the chassis, and the upper end of the orientation seat is provided with a limit groove.

9. The automotive EPS mount assembly bearing riveter of any one of claims 7 or 8, wherein the chassis is mounted on the first slide plate by fastening bolts.

10. The automobile EPS mounting seat combined bearing pressure riveting machine according to claim 5, wherein the first driving member and the third driving member are both cylinders, and piston rods of the cylinders are respectively connected with the first sliding plate and the third sliding plate; the second driving piece is an electric cylinder, and a piston rod of the electric cylinder is connected with the mounting plate.

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