TWM457655U - Hub bearing installation tool - Google Patents

Description

Flower hub bearing installation tool

This creation is about a flower hub bearing installation tool.

It is customary to install the bearing on the hub of the flower, mainly by tapping the bearing into the preset position, but this will cause damage to the ball inside the bearing and cause a slight difference between the ball and the inner and outer rings of the bearing. Displacement, causing the bearing to move unsmoothly, or even unable to move.

In order to solve the above problems, a conventional bearing installation tool first passes a screw through a shaft hole of a flower hub, and then sleeves a bearing and an extrusion member on the screw, and the extrusion member is screwed. The way forwards along the screw and pushes the bearing into the preset position.

However, during the process of moving the bearing into the hub and after the assembly is completed, the bearing is continuously rubbed against the thread of the screw during the removal of the screw, causing damage to the inner casing of the bearing and the thread of the screw.

Moreover, the outer diameter of the screw is smaller than the shaft hole of the flower hub, so that the screw cannot be positioned in the shaft hole of the flower hub and is easy to shake. When the bearing enters the flower hub, the user must align it with the flower hub. The tank, in other words, the instability of the screw prevents the bearing from being pushed smoothly into the pocket of the hub.

In addition, the extrusion member is annular and is not easy to operate by hand. Generally, one end of the screw forms a head, and a tool is inserted in the head to drive the entire screw to rotate relative to the extrusion member, so as to be squeezed. The bearing presses the bearing into the pocket and the bearing will not be fully installed in the pocket once there is no suitable tool on hand.

The main purpose of this creation is to provide a hub bearing installation tool that does not rub the screw into the bearing.

Another object of the present invention is to provide a hub bearing installation tool in which the screw does not sway relative to the hub, so that the bearing can be smoothly moved into the hub.

In order to achieve the above object, the flower hub bearing installation tool of the present invention is used for mounting at least one bearing in a flower hub, the flower hub includes a receiving groove and a shaft hole, and the receiving groove is recessed in one end of the flower hub And connected to the shaft hole, the hub bearing installation tool comprises a sleeve, a screw and a pushing device.

The sleeve is detachably inserted through the sleeve and the shaft hole, and at least one end of the sleeve protrudes from one end of the hub and is used for the bearing sleeve to be sleeved thereon, the sleeve defines a through hole; a screw penetrates the through hole of the sleeve and has an outer diameter substantially equal to an inner diameter of the through hole of the sleeve; the pushing device is screwed to the screw, and when the pushing device abuts against the bearing, the top The pushing device continues to move along the screw and pushes the bearing along the sleeve until the bearing is pushed in and secured to the pocket of the hub.

In order to achieve the above object, the flower hub bearing installation tool of the present invention is used for mounting at least one bearing in a flower hub, the flower hub includes a receiving groove, a spindle and a shaft hole, and the groove is recessed in the flower hub One end of the mandrel, the mandrel is axially protruded from the wall surface of the pocket near the shaft hole and surrounds the shaft hole, and the bearing is slidably disposed on the outer side wall of the mandrel, the mandrel defining a through hole The through hole is connected to the shaft hole, and the hub bearing installation tool comprises a screw and a pushing device.

The screw penetrates the through hole of the mandrel and the shaft hole of the flower hub; The pushing device comprises an extrusion member and a rotating member, the pressing member opening a large diameter hole and a small diameter hole, the large diameter hole communicating with the small diameter hole, the mandrel extending into the large diameter hole, The screw passes through the large diameter hole and the small diameter hole, and the rotating member is screwed on the screw and approaches or away from the screw toward the bearing direction. When the rotating member abuts against the pressing member, the rotating member continues Moving along the screw and pushing the pressing member along the mandrel toward the bearing until the bearing is pushed in and fixed to the groove of the flower hub; wherein the inner diameter of the small diameter hole is substantially equal to the The outer diameter of the screw.

Therefore, the flower hub bearing installation tool of the present invention sleeves the bearing and the extrusion on the sleeve or the mandrel without contacting the screw, whereby the bearing and the extrusion do not contact the thread of the screw. The inner casing of the bearing, the inner surface of the extrusion and the thread of the screw are not subject to wear. Secondly, the screw system can stabilize the structure by the sleeve or the pressing member without swaying relative to the flower hub, so that the bearing can be smoothly pushed into the cavity.

10, 10'‧‧‧ flower hub

51‧‧‧Extrusion parts

11‧‧‧Connecting Department

111‧‧‧Axis hole

12‧‧‧Distribution

122‧‧‧ 容容

13‧‧‧ mandrel

131‧‧‧through hole

20‧‧‧ bearing

30‧‧‧ casing

31‧‧‧through hole

40‧‧‧ screw

511‧‧‧ Large diameter hole

First paragraph of 511a‧‧

511b‧‧‧ second paragraph

512‧‧‧ small diameter hole

513‧‧‧First ring

514‧‧‧Second ring

52‧‧‧Rotating parts

521‧‧‧Swing

522‧‧‧Long handle

1 is an exploded view of a preferred embodiment of the present invention.

Figure 2 is a perspective view of a preferred embodiment of the present invention.

Figure 3 is an assembled view of a preferred embodiment of the present invention.

Figure 4 is a schematic illustration of a preferred embodiment of the present invention for pushing a bearing into a pocket of a flower hub.

Figure 5 is an exploded view of another embodiment of the present creation.

Figure 6 is a perspective view of another embodiment of the present creation.

Figure 7 is an assembled view of another embodiment of the present invention.

Figure 8 is a schematic illustration of another embodiment of the present invention for pushing a bearing into a pocket of a hub.

The following is a description of possible implementations of the present invention in a number of embodiments, but is not intended to limit the scope of the creation of the present invention.

First, referring to FIG. 1 , FIG. 3 , FIG. 5 and FIG. 7 , the structure of a general bicycle hub 10 mainly includes a connecting portion 11 , a disk member 12 and a spindle 13 . The connecting portion 11 is coupled to the two disk members 12 . Each of the disk members 12 is provided with a plurality of spoke holes, and the spoke holes are provided for the spokes of the bicycle. Each of the disk members 12 is recessed with a cavity 122. They are located at the two ends of the flower hub 10, respectively. The different flower hub structures have different configurations of the mandrel. The shaft hole 111 of the connecting portion 11 of the first type of flower hub 10 communicates with the two recesses 122, so that the mandrel can be detachably passed through the recess and The shaft hole, the flower hub 10 is as shown in FIG. 1 and FIG. 3 (the mandrel is not shown in the drawing), and the other flower hub 10' is formed by integrally forming the mandrel 13 and the disk member. As shown in FIG. 5 and FIG. 7, the detailed structure is described later. However, no matter what kind of flower hub, the outer surface of the mandrel is provided with external threads, and the external threads are mainly used for locking other bicycle parts.

Referring to FIG. 1 to FIG. 3, in the preferred embodiment of the present invention, the hub bearing installation tool is mainly used to mount the two bearings 20 to the first type of flower hub 10, that is, the mandrel is detachable. The flower hub bearing installation tool includes a sleeve 30, a screw 40 and two thrusting devices.

The sleeve 30 is detachably disposed in the two recesses 122 and the shaft hole 111. The two ends of the sleeve 30 protrude from the two ends of the hub 10, that is, the two disc members 12, The two bearings 20 are respectively sleeved on the two ends of the sleeve 30. Preferably, the outer surface of the sleeve 30 is not provided with any protruding structure such as a thread and is smooth, and the outer diameter of the sleeve 30 It is substantially equal to the inner diameter of the shaft hole 111, whereby the sleeve 30 is stably positioned in the shaft hole 111 without shaking. In addition, The sleeve 30 defines a through hole 31.

The screw 40 penetrates the through hole 31 of the sleeve 30 and has an outer diameter substantially equal to the inner diameter of the through hole 31 of the sleeve 30. Thereby, the screw 40 is stably positioned in the sleeve 30 without shaking. .

The pushing device includes two pressing members 51 and two rotating members 52. Each of the pressing members 51 is slidably disposed on the sleeve 30. Each of the rotating members 52 includes a rotating body 521 and two long handles 522. The rotating body 521 is screwed to the screw 40 and is moved toward or away from the one of the bearings 20 along the screw 40. The long handles 522 protrude from one side of the rotating body 521, and the extending directions of the two long handles 522 are parallel to each other and perpendicular to each other. In the direction of the axis of the rotating body 521.

Referring to FIG. 3 and FIG. 4, before the start of mounting the bearing 20, a rotating member 521 of the rotating member is screwed at one end of the screw 40 and abuts against one of the disc members 12, and then one of the bearings 20 and one of them are sequentially disposed. The pressing member 51 is sleeved on the sleeve 30, and then the rotating member 521 of the other rotating member is screwed on the other end of the screw 40, and the two long handles 522 are held by hand to rotate the rotating body 521 so that the rotating body 521 is along The screw 40 moves in the direction of the bearing 20. When the rotating body 521 abuts against the pressing member 51, the rotating body 521 continues to move along the screw 40 and pushes the pressing member 51 along the sleeve 30 toward the bearing 20 until the pressing member 51 will The bearing 20 is pushed in and fixed to the pocket 122 as shown in FIG.

The second flower hub 10' is shown in FIG. 5 and FIG. 7. The flower hub 10' includes two spindles 13, and each of the spindles 13 is integrally axially protruded from one of the pockets 122 adjacent to the shaft hole 111. The two sides of the two shafts 13 are slidably disposed on the outer side walls of the two mandrels 13, and each of the mandrels 13 defines a through hole 131, and each of the through holes 131 communicates with the shaft hole. 111.

Referring to FIG. 5 to FIG. 7 , in another embodiment of the present invention, the flower hub bearing The mounting tool is mainly used to mount the two bearings 20 to the second flower hub 10', that is, the two spindles 13 and the two disk members 12 are integrally formed. Therefore, the flower hub bearing installation tool of another embodiment does not have the same. casing. The screw 40 passes through the through hole 131 of the two mandrel 13 and the shaft hole 111. The pushing device includes two pressing members 51 and two rotating members 52 in the same manner as the foregoing preferred embodiment, except that each of the pressing members 51 defines a large diameter hole 511 and a small diameter hole 512, and the large diameter hole The 511 is connected to the small diameter hole 512. Preferably, the large diameter hole 511 includes a first segment 511a and a second segment 511b. Each of the pressing members 51 includes a first ring body 513 and a second ring body 514. The first ring body 513 defines a first passage 511a of the large diameter hole 511, and the second ring body 514 defines a second passage 511b of the large diameter hole 511. The second ring body 514 defines the small diameter hole. 512, the small diameter hole 512 is connected to the second paragraph 511b of the large diameter hole 511.

Referring to FIG. 7 and FIG. 8 , the pre-operation of the bearing 20 in this embodiment is the same as that of the foregoing preferred embodiment, and therefore will not be described herein, and then one of the bearings 20, one of the first ring bodies 513 and the like are sequentially disposed therein. A second ring body 514 is sleeved on one of the mandrels 13, that is, the mandrel 13 extends into the large diameter hole 511, and the screw 40 passes through the large diameter hole 511 and the small diameter hole 512 at this time. The inner diameter of the small diameter hole 512 is substantially equal to the outer diameter of the screw 40, whereby the screw 40 is stably positioned in the small diameter hole 512 of the second ring body 514 without shaking, and then one of them is The rotating body 521 of the rotating member is screwed on the screw 40, and the two long handles 522 are held by hand to rotate the rotating body 521 to move the rotating body 521 along the screw 40 toward the bearing 20. When the rotating body 521 abuts against the second ring body 514, the rotating body 521 continues to move along the screw 40 and pushes the second ring body 514 to push the first ring body 513, and then the first ring body 513 pushes the bearing 20 along the mandrel 13 until the bearing 20 is pushed in and fixed to the pocket 122, as shown in FIG.

The creation of the bearing 20 and the extrusion 51 on the sleeve 30 or the mandrel 13 The screw 40 is not touched, whereby the inner casing of the bearing 20, the inner surface of the pressing member 51, and the thread of the screw 40 are not worn, especially the outer surface of the sleeve 30 of the preferred embodiment. Smoothness works best.

Secondly, the screw 40 can be stabilized by the sleeve 30 or the second ring body 514 without swaying relative to the hub 10, 10', so that the bearing 20 can be smoothly pushed into the pocket 122. .

Moreover, the rotating member 52 includes two long handles 522, whereby the user can easily use the two long handles 522 to rotate the rotating body 521 and completely press the bearing 20 into the pocket 122 without any other tools.

In addition, in another embodiment, the first and second ring bodies 513, 514 are separable, whereby the user selects the first ring body 513 of the corresponding size according to the size of the bearing 20, so that the first ring The force of the body 513 against the bearing 20 is evenly distributed to the bearing 20, so that the inner portion of the bearing 20, the outer casing and the ball are relatively stressed without deformation. Of course, in other embodiments, the first and second ring bodies 513 and 514 may be integrally formed.

Moreover, the present invention, whether in the preferred embodiment or in another embodiment, is quite simple in its ability to achieve the effect of mounting the bearing 20 on the various flower hubs 10, 10'.

In summary, the flower hub bearing installation tool of this creation not only has a structural innovation, but also has a progressive effect. It complies with the relevant provisions of the Patent Law, and legally filed a patent application in accordance with the law.

10‧‧‧Flower hub

11‧‧‧Connecting Department

12‧‧‧Distribution

122‧‧‧ 容容

20‧‧‧ bearing

30‧‧‧ casing

31‧‧‧through hole

40‧‧‧ screw

51‧‧‧Extrusion parts

52‧‧‧Rotating parts

521‧‧‧Swing

522‧‧‧Long handle

Claims (7)

A flower hub bearing installation tool for mounting at least one bearing in a flower hub, the flower hub comprising a receiving groove and a shaft hole recessed in one end of the flower hub and communicating with the shaft The hub bearing mounting tool includes: a sleeve detachably penetrating the pocket and the shaft hole, the sleeve having at least one end protruding from one end of the hub and configured for the bearing to be sleeved on the hole Wherein, the sleeve defines a through hole; a screw penetrates the through hole of the sleeve and has an outer diameter substantially equal to an inner diameter of the through hole of the sleeve; and a pushing device is screwed on the screw When the pushing device abuts against the bearing, the pushing device continues to move along the screw and pushes the bearing along the sleeve until the bearing is pushed in and fixed to the pocket of the hub. The hub bearing installation tool of claim 1, wherein the pushing device comprises an extrusion member and a rotating member, the pressing member is slidably disposed on the sleeve, and the rotating member is screwed to the screw And moving along the screw toward or away from the bearing. When the rotating member abuts against the pressing member, the rotating member continues to move along the screw and pushes the pressing member to move along the sleeve toward the bearing until the rotating member The extrusion pushes the bearing into and is fixed to the pocket of the hub. The hub bearing installation tool of claim 2, wherein the rotating member comprises a rotating body and at least one long handle, the rotating body is screwed to the screw, and the long handle protrudes from one side of the rotating body. The hub bearing mounting tool of claim 1, wherein the outer diameter of the sleeve is substantially equal to the inner diameter of the shaft bore. A flower hub bearing installation tool for mounting at least one bearing in a flower hub, the flower hub comprising a receiving groove, a spindle and a shaft hole, wherein the groove is recessed at one end of the flower hub, The mandrel is axially protruded from the wall surface of the groove near the side of the shaft hole and surrounds the shaft hole, and the bearing can be slipped An outer sidewall of the mandrel, the mandrel defining a through hole communicating with the shaft hole, the hub bearing installation tool comprising: a screw thread passing through the through hole of the mandrel and the flower hub a shaft hole; a pushing device comprising an extrusion member and a rotating member, the extrusion member opening a large diameter hole and a small diameter hole, the large diameter hole communicating with the small diameter hole, the mandrel extending into the shaft a large diameter hole, the screw passes through the large diameter hole and the small diameter hole, and the rotating member is screwed on the screw and is moved toward or away from the screw in the direction of the bearing, when the rotating member abuts against the pressing member, The rotating member continues to move along the screw and pushes the pressing member to move along the mandrel toward the bearing until the bearing is pushed in and fixed to the groove of the flower hub; wherein the inner diameter of the small diameter hole It is substantially equal to the outer diameter of the screw. The hub bearing installation tool of claim 5, wherein the extrusion comprises a first ring body and a second ring body, the large diameter hole comprising a first segment and a second segment, the first ring body a first passage of the large diameter hole is opened, the second ring body is provided with a second passage of the large diameter hole, and the second ring body is provided with the small diameter hole, and the small diameter hole is connected to the large diameter hole In the second paragraph, when the rotating member abuts against the second ring body, the rotating member continues to move along the screw and pushes the second ring body to push the first ring body, and then the first ring body pushes the The bearing moves along the mandrel until the bearing is pushed in and secured to the pocket of the hub. The hub bearing installation tool of claim 5 or 6, wherein the rotating member comprises a rotating body and at least one long handle, the rotating body is screwed to the screw, and the long handle protrudes from one side of the rotating body.