TWI557338B - Bearing handling tool - Google Patents

Description

Bearing handling tool

The invention relates to a bearing loading and unloading tool, in particular to a bearing whose outer diameter can be adjusted to correspond to different sizes, so that when the bearing is tapped, the pushing force generated by the tapping can be evenly dispersed in the bearing. The body is extremely stable and convenient to use.

Press, generally used to install the bearing, mainly to place the bearing in the machine or object to be installed, and then use the hammer, hammer to tap, through the impact of the impact, push the bearing into In the machine or object to be installed, and the method of tapping with a hammer or a hammer, there is a disadvantage that the force is uneven. Because the hammer and the hammer are tapped in the area of the point, the different parts of the bearing are susceptible to being beaten. The number of times and the strength are different, and the defects of setting imbalance are generated.

Therefore, some people have introduced the loading and unloading tools for bearings. Please refer to the Republic of China Patent Certificate No. I294813 "Bearing Locating Tool", which is provided with a grip bar, one end of the grip bar is provided with an engaging rod, and the engaging rod is provided with an engaging hole; at least one The positioning clamps having different diameters are arranged, the positioning clamps are sleeved with the grip bars, the perforations are arranged at the center of the positioning compacts, and the positioning clamps are provided with a first abutting portion, a first pressing edge and a second abutting a second press-holding edge; the engaging member is engaged with the engaging hole of the grip; the tool consisting of the above, the abutting portion and the pressing edge of the positioning pressing block abut the inner end edge and the top edge of the bearing, The force is averaged during tapping, and the bearing can be smoothly and quickly assembled into the wheel shaft perforation; and each positioning clamp has different diameter specifications, which can be used for bearing positioning of different sizes.

However, the conventional bearing positioning tool has a fixed-size device because the positioning clamp is required to be installed. When the bearing of different sizes is to be installed, the positioning clamp of the same diameter as the bearing must be replaced to stabilize the bearing. The bearing is installed such that when the bearing positioning tool is equipped with bearings of different sizes, it is necessary to prepare positioning clamps of various diameters, which is extremely inconvenient to use, and if the bearings of different sizes are installed and the number is large When it should be prepared, the tools and dressing Positioning clamps of different diameters are more inconvenient.

In view of the inconvenience of the conventional bearing positioning tool in carrying a considerable number of positioning clamps when loading and unloading different size bearings, the inventors have introduced a bearing handling tool which has the function of adjusting the diameter of the outer tension to correspond to the bearing of different sizes. When the Elysin bearing is used for tapping, the driving force generated by the tapping can be evenly dispersed in the bearing body, and the use is extremely stable and convenient.

The invention relates to a bearing loading and unloading tool, in particular to a bearing whose outer diameter can be adjusted to correspond to different sizes, so that when the bearing is tapped, the pushing force generated by the tapping can be evenly dispersed in the bearing. The body is extremely stable and convenient to use.

In order to achieve the above-mentioned creative purpose, the "bearing handling tool" of the present invention comprises a fixing member, a gripping rod and a plurality of positioning claws. The fixing member is formed at a central position with a screw hole for the gripper to be worn. The fixing member is on the front side. Forming a plurality of chutes, the plurality of chutes are formed equidistantly formed on the front surface of the fixing member, and the inner surfaces of the plurality of chutes are electrically connected to the screw holes, and the plurality of positioning claws are respectively a sliding slot is arranged, and the fixing member is provided with a spring in each of the plurality of sliding grooves, and the plurality of springs are normally clamped to the plurality of positioning claws to be clamped to the center of the fixing member, and each of the positioning claws is outside The diametrical arc is formed with a resisting edge, and each of the inner edge of the bottom surface is formed with an inclined guiding surface; the surface of the gripping rod is formed with a threaded section which is screwed with a screw hole, and the gripping rod is threaded through the end of the screw hole Forming a tapered abutting tip, the abutting tip being biased by the grip rod to urge against the oblique guiding surface, thereby pushing the plurality of positioning claws to expand outward; thus, when the gripping rod is screwed to the extreme end, the The top is not forced to reach a number of oblique In the face shape state, the plurality of positioning claws are elastically deformed by the spring to assume a collapsed state, and the plurality of resisting edges of the state are surrounded by the bearing pushing surface formed into the smallest shape to match the bearing of the minimum specification. The loading and unloading operation is carried out; when the gripping rod is screwed, the abutting tip gradually urges the plurality of oblique guiding surfaces, and then pushes the plurality of positioning claws to exhibit an outer tension type relative to the fixing member, and the plurality of resisting edges are synchronously adjusted to form a surrounding shape. Push the face size to match the loading and unloading of larger bearings.

The plurality of positioning claws are formed with a plurality of specifications in which the plurality of positioning claws are in a plurality of sizes.

The plurality of sliding grooves are respectively formed with an inner groove for the spring on the bottom surface, and the plurality of sliding grooves are respectively formed with inwardly extending limiting ribs on both sides of the top surface, and the plurality of positioning claws each form an activity. a card block disposed on the chute, each of the plurality of card blocks being formed with a convex shaft inserted into the inner groove at one end, and the two ends of the plurality of springs respectively respectively abut against the inner edge of the inner groove and the convex axis, And a recessed groove for the restriction rib arrangement is formed on both sides of the latching block.

The grip is screwed to the threaded section with a locking ring corresponding to the back of the fixing member.

The grip rod is detachably provided with an impact block opposite to one end of the abutting end.

It can be seen from the above-mentioned creations that the present invention has a plurality of positioning claws which can be formed to abut against the bearing surface of the bearing, so as to benefit the bearing from the average force, and continue to tap the end face of the grip with the hammer and the hammer through the tapping station. The impact force is generated by pushing the bearing into the machine or object to be installed. In addition, when the bearing of different sizes is to be installed, the displacement of the positioning claw can be forced by the rotating grip to adjust to meet different sizes. The bearing push surface has the advantages of convenience, simplicity and stability. Therefore, the invention can be said to be a practical and progressive creation, which is worthy of promotion by the industry and is publicized to the public.

1‧‧‧Fixed parts

11‧‧‧ screw holes

12‧‧‧Chute

13‧‧‧ Spring

14‧‧‧ Necao

15‧‧‧Restricted ribs

2‧‧‧ Grip

21‧‧‧Threaded section

22‧‧‧After the top

23‧‧‧Locking ring

24‧‧‧impact block

3‧‧‧ positioning claw

31‧‧‧Resistance

32‧‧‧ oblique guide

33‧‧‧ card block

331‧‧‧Shaft axis

332‧‧‧

The first figure is a perspective exploded view of the bearing handling tool of the present invention.

The second drawing is another perspective exploded view of the bearing handling tool of the present invention.

The third figure is a schematic perspective view of the appearance of the bearing handling tool of the present invention.

The fourth figure is a schematic cross-sectional view of the bearing handling tool of the present invention.

The fifth figure is a perspective view showing the appearance of the positioning claw of the present invention.

The sixth drawing is a schematic cross-sectional view of the fifth figure.

The seventh figure is a schematic diagram of the implementation of the bearing loading and unloading tool of the present invention applied to the bearing loading and unloading operation.

The invention relates to a bearing loading and unloading tool, in particular to a bearing whose outer diameter can be adjusted to correspond to different sizes, so that when the bearing is tapped, the pushing force generated by the tapping can be evenly dispersed in the bearing. The main body is extremely stable and convenient to use. Please refer to the first to seventh figures. The "bearing handling tool" of the present invention includes a fixing member 1, a grip rod 2 and a plurality of positioning claws 3 (this distinct The figure is a schematic embodiment with three positioning claws 3, which The number of the fasteners 1 can be increased or decreased. The center of the fixing member 1 is formed with a screw hole 11 for the gripping rod 2 to be inserted. The fixing member 1 is formed with a plurality of sliding slots 12 on the front side. The groove 12 is formed in an equidistant radial shape on the front surface of the fixing member 1 , and the inner surface of the plurality of sliding grooves 12 is electrically connected to the screw hole 11 , and the plurality of positioning claws 3 are respectively arranged with a sliding slot 12 . The fixing member 1 is provided with a spring 13 in each of the plurality of sliding slots 12, and the plurality of springs 13 are normally rebounded to a plurality of positioning claws 3 to be clamped to the center of the fixing member 1, and each of the positioning claws 3 is The outer diameter is curved to form a resisting edge 31 (refer to the third and fourth figures. In this state, the plurality of positioning claws 3 are in a contracted state, and the abutting surface formed by the abutting edge 31 is a corresponding minimum size. And a curved guiding surface 32 is formed on the inner edge of the bottom surface; the surface of the holding rod 2 is formed with a threaded portion 21 which is screwed with the screw hole 11 , and the holding rod 2 is passed through the end of the screw hole 11 Forming a tapered abutting tip 22, the abutting tip 22 being screwed by the gripping rod 2 to urge against the inclined guiding surface 32, thereby pushing The plurality of positioning claws 3 are outwardly deployed; thus, when the gripping rod 2 is screwed to the extreme end, the abutting tip 22 is not forced to a plurality of oblique guiding surfaces 32, and the plurality of positioning claws 3 are subjected to The spring 13 is elastically biased to assume a collapsed state (as shown in the third and fourth figures), and the plurality of resisting edges 31 in this state surround the bearing pushing surface formed into the smallest shape to match the minimum specification. The bearing is loaded and unloaded; in addition, when the grip 2 is screwed, the abutting end 22 gradually urges the plurality of inclined guiding surfaces 32, and then pushes the plurality of positioning claws 3 to exhibit an external tension type with respect to the fixing member 1, so that a plurality of pairs can be synchronously adjusted. The size of the pushing surface around the forming edge 31 is matched with the loading and unloading operation of the larger bearing (as shown in the fifth and sixth figures).

Further, the plurality of positioning claws 3 are formed with a plurality of different sizes of the resisting edges 31 in the outer-layer hierarchical shape; thus, the range applicable to the abutting surface formed by the resisting edges 31 can be further increased.

Further, the plurality of chutes 12 are formed with an inner groove 14 for the spring 13 on the bottom surface, and the plurality of chutes 12 are respectively formed with inwardly extending limiting ribs 15 on both sides of the top surface. Each of the plurality of positioning claws 3 is formed with a latching block 33 movably disposed on the sliding slot 12, and each of the plurality of latching blocks 33 is formed at one end with a protruding shaft 331 inserted into the inner slot 14, and the plurality of springs The two ends of the latching block 33 are respectively formed on the inner edge of the inner groove 14 and the protruding shaft 331 , and the two recesses 332 are formed on the two sides of the latching block 33 .

Further, the grip 2 is screwed to the threaded section 21 with a locking ring 23 corresponding to the back of the fixing member 1; thus, when the gripping rod 2 adjusts the position of the positioning claw 3, only the locking ring 23 needs to be screwed. It is close to the back surface of the fixing member 1, and can have the effect of avoiding improper rotation of the fixing member 1 and the grip bar 2 during the bearing loading and unloading operation.

Further, the grip bar is detachably provided with an impact block 24 opposite to one end of the abutting end 22; the impact block 24 is used for hammering and hammering, and when deformed and damaged by long-term knocking, It is only necessary to replace the impact block 24.

It can be seen from the above-mentioned creations that the present invention has a plurality of positioning claws 3 which can be formed to abut against the bearing surface of the bearing, so as to facilitate the average force of the bearing, and continue to beat the end face of the gripping rod 2 by the hammer and the hammer. The impact generated by the tapping force pushes the bearing into the implement or the object to be installed. In addition, when the bearing of different size is to be installed, the displacement of the positioning claw 3 can be forced by the rotating grip 2 to The adjustment conforms to the pushing surface of the bearing of different sizes, and has the advantages of convenience, simplicity and stability.

The above description is only for the purpose of explaining the preferred embodiments of the present invention, and is not intended to limit the invention in any way, so that any modification of the invention may be made in the spirit of the same invention. The changer, if it is otherwise applicable, and has the same effect, should still be included in the scope of the intention of the present invention.

In summary, the "bearing handling tool" of the present invention is practical in terms of structural design and practical use, and the disclosed structural invention has an unprecedented innovative structure, so it has "novelty" Undoubtedly, the invention can be more effective than the conventional structure, and therefore has "progressiveness", which fully complies with the provisions of the invention patent application related to the Patent Law of the People's Republic of China. Therefore, the patent application is filed to the bureau in accordance with the law. The bureau can grant the patent right in this case as soon as possible.

1‧‧‧Fixed parts

11‧‧‧ screw holes

12‧‧‧Chute

13‧‧‧ Spring

14‧‧‧ Necao

15‧‧‧Restricted ribs

2‧‧‧ Grip

21‧‧‧Threaded section

22‧‧‧After the top

23‧‧‧Locking ring

24‧‧‧impact block

3‧‧‧ positioning claw

31‧‧‧Resistance

33‧‧‧ card block

331‧‧‧Shaft axis

332‧‧‧

Claims (4)

A bearing loading and unloading tool includes a fixing member, a gripping rod and a plurality of positioning claws, wherein a central position of the fixing member is formed with a screw hole for the grip rod to be worn, and the fixing member is formed with a plurality of sliding portions on the front side. a plurality of sliding grooves are formed on the front surface of the fixing member, and the inner surfaces of the plurality of sliding grooves are electrically connected to the screw holes, and the plurality of positioning claws are respectively arranged with a sliding groove. And the fixing member is provided with a spring in each of the plurality of sliding grooves, the plurality of springs are normally elastically clamped to the plurality of positioning claws to be clamped to the center of the fixing member, and each of the positioning claws is formed in the outer diameter of the positioning piece. Resisting the edge, and forming an inclined guiding surface at the inner edge of the bottom surface; the surface of the gripping rod is formed with a threaded portion which is screwed with the screw hole, and the gripping rod is formed with a tapered shape at one end of the through hole a top end, the abutting tip is subjected to a screw displacement of the grip rod to urge against the oblique guide surface, thereby pushing a plurality of positioning claws to expand outward; the plurality of positioning claws are formed with a plurality of specifications in an outer diameter hierarchical shape. Resist the edge. According to the bearing loading and unloading tool of claim 1, the plurality of chutes each have an inner groove for the spring on the bottom surface, and the plurality of chutes are respectively formed with inwardly extending limits on both sides of the top surface. a rib, each of the plurality of positioning claws is formed with a latching block disposed on the sliding slot, and each of the plurality of latching blocks is formed at one end with a convex shaft inserted in the inner slot, and the plurality of spring ends are The inner edge of the inner groove and the protruding shaft are respectively respectively protruded, and the two sides of the clamping block are formed with a reducing groove for the arrangement of the limiting rib. According to the bearing handling tool of claim 1, the grip is provided with a locking ring corresponding to the back surface of the fixing member. According to the bearing handling tool of claim 1, the grip is detachably provided with an impact block opposite to one end of the abutting end.