CN212170264U - Gear disassembling tool - Google Patents

Abstract

The utility model discloses a gear extracting tool, including support column, fixed plate, center pin and sun gear, fixedly connected with support column on the fixed plate, the support column slip cap is equipped with the sliding plate, the both ends of sliding plate and the one end fixedly connected with pull rod of keeping away from the support column, equal fixedly connected with fixture block on the pull rod, the equal threaded connection in position that the fixed plate is located the support column both sides has the screw rod, it connects on the sliding plate to correspond sliding plate one end rotation on the screw rod. The utility model discloses a through changeing and driving the initiative bull stick and rotate, drive gear and rotate, drive driven gear and two screw rods through drive gear and rotate, the screw rod takes place the displacement on the fixed plate, drives the sliding plate and removes, the sliding plate drives pull rod and fixture block and extrudes sun gear from the central shaft, the effectual step and the operation degree of difficulty that has reduced the operation promote sun gear's dismantlement convenience.

Description

Gear disassembling tool

Technical Field

The utility model relates to a extracting tool technical field especially relates to a gear extracting tool.

Background

When the bearing of the motor is replaced, if the gear is not disassembled, the bearing cannot be taken out, the motor cannot be maintained, and the central shaft of the motor and the gear are mainly in a filtering and matching connection mode;

when traditional center pin gear was dismantled, mainly through the mode of strikeing, knocks out the gear, causes gear and center pin to damage easily, and some extracting tool have the problem of the complicated inefficiency of dismantlement mode.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem existing in the prior art and providing a gear disassembling tool.

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

the utility model provides a gear disassembling tool, includes support column, fixed plate, center pin and sun gear, fixedly connected with support column on the fixed plate, the support column slip cap is equipped with the sliding plate, the both ends of sliding plate and the one end fixedly connected with pull rod of keeping away from the support column, equal fixedly connected with fixture block on the pull rod, the equal threaded connection in position that the fixed plate is located the support column both sides has the screw rod, it rotates and connects on the sliding plate to correspond sliding plate one end on the screw rod, the one end welding that the sliding plate was kept away from to the screw rod has driven gear, two the common cover of one end of keeping away from the sliding plate on the screw rod is equipped with the extension board, it is connected with the initiative bull stick to rotate on the extension board, the welding has.

Preferably, a rotating handle is welded on the driving rotating rod.

Preferably, the parts of the screw corresponding to the support plate and the sliding plate are smooth round shafts, and the positions of the screw corresponding to the two sides of the sliding plate are respectively welded with a clamping ring and an anti-falling head.

Preferably, a stop ring is welded at one end, far away from the driven gear, of the support plate of the screw rod.

Preferably, a clamping head is welded at one end, close to the fixed plate, of the corresponding support plate of the driving rotating rod.

Preferably, the pull rod is perpendicular to the clamping block and clamped on the central gear.

Compared with the prior art, the utility model has the following benefits:

1. the utility model drives the driving rotating rod to rotate through the rotating handle, drives the driving gear to rotate, drives the driven gear and the two screw rods to rotate through the driving gear, the screw rods displace on the fixed plate, drives the sliding plate to move, the sliding plate drives the pull rod and the clamping block to press the central gear out of the central shaft, thereby effectively reducing the operation steps and the operation difficulty and improving the disassembly convenience of the central gear;

2. the supporting plate is sleeved on the smooth circular shaft on the screw rod, so that the driving gear can synchronously drive the two driven gears to rotate, the two symmetrical screw rods are driven simultaneously, the convenience of operation is improved, the rotating directions of the screw rods are the same, the driving stability and the driving strength are higher, the central gear can be pressed out better, and the damage to the central gear and the central shaft is greatly reduced.

Drawings

Fig. 1 is a structural diagram of a gear disassembling tool according to the present invention;

fig. 2 is a matching view of the screw and the sliding plate of the gear disassembling tool according to the present invention;

fig. 3 is an enlarged view of a portion a of a gear removing tool according to the present invention.

In the figure: the device comprises a central shaft 1, a central gear 2, a clamping block 3, a pull rod 4, a sliding plate 5, a screw 6, a fixing plate 7, a retaining ring 8, a driven gear 9, a driving gear 10, a driving rotating rod 11, a rotating handle 12 and a supporting plate 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a gear disassembling tool comprises a supporting column, a fixed plate 7, a central shaft 1 and a central gear 2, wherein the fixed plate 7 is fixedly connected with the supporting column, the supporting column is slidably sleeved with a sliding plate 5, one ends of the sliding plate 5 far away from the supporting column are fixedly connected with pull rods 4, the pull rods 4 are fixedly connected with clamping blocks 3, the positions of the fixed plate 7 at the two sides of the supporting column are respectively in threaded connection with a screw 6, one end of the screw 6 corresponding to the sliding plate 5 is rotatably connected on the sliding plate 5, one ends of the screw 6 far away from the sliding plate 5 are welded with a driven gear 9, one ends of the two screw 6 far away from the sliding plate 5 are commonly sleeved with a support plate 13, the support plate 13 is rotatably connected with a driving rotating rod 11, the driving rotating rod 11 is welded with a driving, the driving gear 10 is driven to rotate by the driving rotating rod 11, so that the driving gear 10 drives the two driven gears 9 to rotate simultaneously, the rotation directions of the two screw rods 6 are the same, and the pull rod 4 and the clamping block 3 are driven to extrude the central gear 2 by the movement of the sliding plate 5.

The driving rotating rod 11 is welded with a rotating handle 12 for driving the driving rotating rod 11 to rotate. The parts of the screw 6 corresponding to the support plate 13 and the sliding plate 5 are smooth round shafts, and the positions of the screw 6 corresponding to the two sides of the sliding plate 5 are respectively welded with a clamping ring and an anti-falling head, so that the sliding plate 5 can be conveniently pulled to move. And a stop ring 8 is welded at one end of the screw 6, which is positioned on the support plate 13 and away from the driven gear 9, so that the support plate 13 is prevented from moving back and forth. One end of the driving rotating rod 11, which is close to the fixed plate 7, corresponding to the support plate 13 is welded with a clamping head, so that the driving rotating rod 11 is stabilized on the support plate 13 through the driving gear 10 and the clamping head. The pull rod 4 is perpendicular to the clamping block 3 and clamped on the central gear 2 to drive the central gear 2 to be extruded out.

When using, block 3 card on central gear 2 with the fixture block, the support column supports on center pin 1, drive initiative bull stick 11 through changeing 12 and rotate, drive gear 10 rotates, drive driven gear 9 and two screw rods 6 through drive gear 10 and rotate, screw rod 6 takes place the displacement on fixed plate 7, it removes to drive sliding plate 5, sliding plate 5 drives pull rod 4 and fixture block 3 and extrudes central gear 2 from center pin 1, the effectual step and the operation degree of difficulty that has reduced the operation, promote central gear 2's dismantlement convenience.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. A gear disassembling tool comprises a supporting column, a fixing plate (7), a central shaft (1) and a central gear (2), and is characterized in that the fixing plate (7) is fixedly connected with the supporting column, the supporting column is slidably sleeved with a sliding plate (5), two ends of the sliding plate (5) and one end far away from the supporting column are fixedly connected with pull rods (4), the pull rods (4) are fixedly connected with clamping blocks (3), the positions, located on two sides of the supporting column, of the fixing plate (7) are in threaded connection with screw rods (6), one end, corresponding to the sliding plate (5), of each screw rod (6) is rotatably connected onto the corresponding sliding plate (5), one end, far away from the sliding plate (5), of each screw rod (6) is welded with a driven gear (9), one ends, far away from the sliding plate (5), of the two screw rods (6) are sleeved with a supporting plate (13), the driving rotating rod (11) is welded with a driving gear (10), the driving gear (10) is meshed with a driven gear (9), and a central gear (2) is arranged on the central shaft (1) in an interference fit mode.

2. A gear wheel dismounting tool according to claim 1, characterized in that a rotating handle (12) is welded to said driving rotating rod (11).

3. The gear wheel removing tool according to claim 1, wherein the portions of the screw (6) corresponding to the support plate (13) and the sliding plate (5) are smooth round shafts, and a clamping ring and a drop-proof head are welded on the screw (6) corresponding to the two sides of the sliding plate (5).

4. A gear wheel dismounting tool according to claim 1, characterized in that the screw (6) is welded with a stop ring (8) at the end of the carrier (13) remote from the driven gear wheel (9).

5. A gear wheel dismounting tool according to claim 1, characterized in that the end of the active turning rod (11) opposite the support plate (13) near the fixed plate (7) is welded with a clamping head.

6. A gear wheel remover according to claim 1, wherein said pull rod (4) is arranged perpendicular to said holding block (3) and is held on said sun gear (2).

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