CN212509273U

CN212509273U - Improved clutch magnetic suction disc assembly

Info

Publication number: CN212509273U
Application number: CN202020825481.0U
Authority: CN
Inventors: 徐晓春; 詹义; 张含亮; 徐子轩
Original assignee: Suzhou Xuanchang Electromechanical Technology Co ltd
Current assignee: Suzhou Xuanchang Electromechanical Technology Co ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2021-02-09
Anticipated expiration: 2030-05-18

Abstract

The utility model provides an improved clutch magnetic chuck assembly, which comprises a magnetic chuck, a hub, a fixed plate and a plurality of reeds; the edge end of the first side of the magnetic chuck is provided with a riveting table formed by riveting a boss, and the second side of the magnetic chuck is provided with a concave part corresponding to the riveting table; a plurality of reeds are arranged between the magnetic suction disc and the fixing plate; the first end of each reed is connected to the fixing plate, and the second end of each reed is connected to the magnetic suction disc through the riveting table. The utility model directly punches the boss on the magnetic chuck, the reed is sleeved on the boss, and the boss is riveted into a riveting platform by adopting a riveting mode through a riveting tool and is connected with the reed; the problem of loosening riveting existing in common riveting with rivets is solved, so that the magnetic suction disc and the reed are stably connected, and the stability and the reliability of the clutch magnetic suction disc assembly are improved; the rivet can be effectively prevented from being missed by workers, the scrapping of products is reduced, and the yield is improved.

Description

Improved clutch magnetic suction disc assembly

Technical Field

The utility model relates to an automobile air conditioner electromagnetic clutch field especially relates to a modified clutch magnetic chuck assembly.

Background

The electromagnetic clutch of the automobile air conditioner is a power transmission device between an automobile engine and an automobile air conditioner compressor, and the automobile air conditioner compressor is driven by the automobile engine through the electromagnetic clutch. The magnetic chuck assembly is used as an important component of the electromagnetic clutch of the automobile air conditioner and has great influence on the normal operation of the automobile air conditioner.

The magnetic chuck part in the present magnetic chuck assembly is usually connected with the reed through the common rivet riveting mode, and the riveting hole on the magnetic chuck mostly adopts the mode that the counter bore is bored to reuse drilling machine after the punching press through-hole. Because the magnetic chuck is carbon steel with very low carbon content, the riveting hole is with the mode of boring the counter bore again by punching the through-hole, exists because the intensity of riveting hole is not enough after the riveting, and the atress of rivet can make the riveting hole warp, and then causes the risk that the riveting becomes loose. In addition, because adopt artifical the riveting hole of boring more, cause the degree of depth in three riveting hole to have the deviation, lead to when riveting simultaneously, the riveting power inconsistent of three rivet, have 1, the rivet uses not hard up problem, 2, influence magnetic chuck actuation moment of torsion.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the improved clutch magnetic chuck assembly that proposes can effectively improve the stability and the reliability of clutch magnetic chuck assembly.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an improved clutch magnetic chuck assembly comprises a magnetic chuck, a hub, a fixing plate and a plurality of reeds; the fixing plate is sleeved at one end of the hub; the magnetic suction disc is sleeved on the hub; the magnetic suction disc comprises a first side close to the fixed plate and a second side far away from the fixed plate; the edge end of the first side is provided with a riveting table formed by riveting a boss, and the second side is provided with a concave part corresponding to the riveting table; the plurality of reeds are arranged between the magnetic suction disc and the fixing plate; each leaf spring comprises a first end and a second end which are opposite; the first end is connected to the fixing plate; the second end through rivet the platform connect in the magnetic chuck.

Furthermore, the fixing plate comprises a first reinforcing rib and a second reinforcing rib, and the first reinforcing rib is arched and is arc-shaped in the direction parallel to the central axis of the hub; the second reinforcing rib is parallel to the direction of the central axis of the hub and protrudes, and a positioning hole is formed in the middle of the second reinforcing rib.

Further, the second end is provided with a through hole corresponding to the boss.

Further, the first end is riveted with the fixing plate.

Further, the reeds are rotationally symmetrical with respect to the center of the magnetic attraction disc.

Further, there are three of the reeds.

Further, the center of the magnetic attraction disc coincides with the center of the hub.

Further, one side of the fixed plate, which is far away from the magnetic suction disc, is provided with a shock pad.

Further, the shock pad has a plurality of, and a plurality of shock pad is the rotational symmetry for the center of fixed plate.

Further, the shock absorption pads are three.

Compared with the prior art, the beneficial effects of the utility model are that: the magnetic chuck is directly punched with a boss, the reed is sleeved on the boss, and the boss is riveted and pressed into a riveting table by a riveting tool in a riveting mode and is connected with the reed; the problem of loosening riveting by rivets in common riveting is solved, so that the magnetic chuck and the reed are accurately positioned and stably connected, and the stability and the reliability of the clutch magnetic chuck assembly are improved; the rivet can be effectively prevented from being missed by workers, the scrapping of products is reduced, the yield is improved, and the cost is reduced.

Drawings

FIG. 1 is a side view of a magnetic chuck assembly in accordance with an embodiment of the present invention;

fig. 2 is a schematic structural view of a magnetic chuck assembly according to an embodiment of the present invention;

fig. 3 is the schematic diagram after the boss is punched on the magnetic suction disc of the utility model.

Detailed Description

In order to further understand the objects, structures, features and functions of the present invention, the following embodiments are described in detail.

Referring to fig. 1 to 3, the present invention provides an improved clutch magnetic chuck assembly, wherein a fixing plate 3 is sleeved on one end of a hub 2; the magnetic suction disc 1 is sleeved on the hub 2; the magnetic suction disc 1 comprises a first side close to the fixed plate 3 and a second side far from the fixed plate 3; a riveting platform 11a formed by riveting and pressing a boss 11 is arranged at the edge end of the first side, and a concave part 12 corresponding to the riveting platform 11a is arranged at the second side; a plurality of reeds 4 are arranged between the magnetic suction disc 1 and the fixed plate 3; each leaf spring 4 comprises opposite first and second ends; the first end is connected with the fixed plate 3; the second end is connected to the magnetic attraction disc 1 via a riveting station 11 a.

In the embodiment of the present invention, the boss 11 (as shown in fig. 3) is directly stamped on the magnetic chuck 1, and after stamping, the magnetic chuck 1 has the concave portion 12; the reed 4 is sleeved on the boss 11, and the boss 11 is riveted into a riveting platform 11a (shown in figure 1) by a riveting tool in a riveting mode and is connected with the reed 4; since the magnetic disc 1 is thick, its thickness is about 6 to 7 times of the thickness of the reed 4, so the magnetic disc 1 has enough material to punch the boss 11. The embodiment of the utility model provides a solve the not hard up problem of riveting that ordinary riveting exists for magnetic chuck 1 is connected stably with reed 4, has improved clutch magnetic chuck assembly's stability and reliability.

Further, the fixing plate includes a first reinforcing rib 31 and a second reinforcing rib 32, the first reinforcing rib 31 is arched and is arc-shaped in a direction parallel to the central axis of the hub 2; the second reinforcing ribs 32 are convex in a direction parallel to the central axis of the hub 2, and a positioning hole 321 is provided in the middle of the second reinforcing ribs 32. The arrangement of the first reinforcing ribs 31 and the second reinforcing ribs 32 can play a role in increasing the strength and rigidity of the fixed plate 3, so that the stability of the magnetic suction disc assembly is further increased; the second reinforcing rib 32 is punched with a positioning hole 321 for positioning other parts when assembled with the fixing plate 3.

Further, the second end is provided with a through hole 41 corresponding to the boss 11.

Further, the first end is riveted to the fixing plate 3. The first end of the spring plate 4 and the fixing plate 3 are still fixed by conventional riveting.

Further, the plurality of reeds 4 are rotationally symmetrical with respect to the center of the magnetic attraction plate 1. This may improve the stability of the magnetic chuck assembly.

Further, there are three reeds 4. The embodiment of the utility model provides an in, set up three reed 4, but not be limited to this, can set up the quantity of reed 4 according to the actual production needs.

Further, the center of the magnetic attraction disc 1 coincides with the center of the hub 2.

Further, a shock absorbing pad 5 is disposed on one side of the fixing plate 3 away from the magnetic attraction disc 1. The shock absorbing pad 5 is provided in plurality, and the plurality of shock absorbing pads 5 are rotationally symmetrical with respect to the center of the fixed plate 3. For example, as shown in fig. 2, there are three shock absorbing pads 5. The embodiment of the utility model provides an in, set up shock pad 5 and can play the effect of making an uproar that falls in the buffering, set up shock pad 5 to be rotational symmetry for the center of fixed plate 3, can strengthen the stability of magnetic chuck assembly. The size of the shock absorbing pad 5 can be set according to actual production needs.

The utility model directly punches the boss on the magnetic chuck, the reed is sleeved on the boss, and the boss is riveted into a riveting platform by adopting a riveting mode through a riveting tool and is connected with the reed; the problem of riveting looseness existing in common riveting is solved, so that the magnetic chuck and the reed are accurately positioned and stably connected, and the stability and the reliability of the clutch magnetic chuck assembly are improved; the rivet can be effectively prevented from being missed by workers, the scrapping of products is reduced, and the yield is improved.

The present invention has been described in relation to the above embodiments, which are only examples for implementing the present invention. It should be noted that the disclosed embodiments do not limit the scope of the invention. On the contrary, all changes and modifications which do not depart from the spirit and scope of the present invention are deemed to fall within the scope of the present invention.

Claims

1. An improved clutch magnetic chuck assembly is characterized by comprising a magnetic chuck, a hub, a fixing plate and a plurality of reeds;

the fixing plate is sleeved at one end of the hub;

the magnetic suction disc is sleeved on the hub; the magnetic suction disc comprises a first side close to the fixed plate and a second side far away from the fixed plate; the edge end of the first side is provided with a riveting table formed by riveting a boss, and the second side is provided with a concave part corresponding to the riveting table;

the plurality of reeds are arranged between the magnetic suction disc and the fixing plate; each leaf spring comprises a first end and a second end which are opposite; the first end is connected to the fixing plate; the second end through rivet the platform connect in the magnetic chuck.

2. The clutch magnetic chuck assembly of claim 1, wherein the fixing plate includes a first rib and a second rib, the first rib being arched and curved in a direction parallel to the central axis of the hub; the second reinforcing rib is parallel to the direction of the central axis of the hub and protrudes, and a positioning hole is formed in the middle of the second reinforcing rib.

3. The clutch-magnet assembly of claim 1, wherein said second end is provided with a through hole corresponding to said boss.

4. The clutch-magnet assembly of claim 1, wherein said first end is riveted to said fixed plate.

5. The clutch-magnetic chuck assembly of claim 1, wherein the plurality of spring plates are rotationally symmetric about a center of the magnetic chuck.

6. The clutch-magnet assembly of claim 5, wherein there are three of said springs.

7. The clutch-magnetic chuck assembly of claim 1, wherein a center of the magnetic chuck coincides with a center of the hub.

8. The clutch-magnet assembly of claim 1, wherein a shock pad is disposed on a side of the mounting plate remote from the magnet assembly.

9. The clutch-magnet assembly of claim 8, wherein the plurality of shock absorbing pads are rotationally symmetric about a center of the mounting plate.

10. The clutch-magnet assembly of claim 9, wherein there are three shock pads.