CN214643110U - Double-expansion tight sleeve gear machining clamp - Google Patents

Abstract

The utility model discloses a two tight cover gear machining anchor clamps that expand, including being used for rotating the mounting box that expands and sheathe in a plurality of bolts simultaneously, fixedly connected with mounting panel in the mounting box, it is connected with first pivot, second pivot and a plurality of third pivot to rotate on the mounting panel, the first gear of fixedly connected with in the third pivot, the first gear lateral wall fixedly connected with lantern ring, lantern ring inner wall fixedly connected with ratchet, first gear lateral wall rotates and is connected with the disc, disc lateral wall fixedly connected with installation section of thick bamboo, be equipped with on the disc and drive its pivoted lazytongs through the ratchet. The utility model discloses it can carry out synchronous dismantlement installation to a plurality of bolts on the tight cover that expands fast, improves anchor clamps work efficiency.

Description

Double-expansion tight sleeve gear machining clamp

Technical Field

The utility model relates to a gear machining technical field especially relates to a tight cover gear machining anchor clamps of two bloateings.

Background

The expansion sleeve can be used for realizing load transmission by tightening a bolt to generate pressure and friction between containing surfaces in the connection of a wheel and a shaft, and is a keyless connection device which is suitable for high-load occasions, can bear multiple loads in the expansion sleeve connection, can be made into various types in structure, and can be used in series according to the installation load.

In the middle of some gear machining processes with wider tooth surfaces, the two ends of a gear are connected by the expansion sleeves, the stability of the gear machining process can be guaranteed, the expansion sleeves are usually installed on a disassembling device at present, bolts are rotated one by one through a wrench, and then the clamping between the gear and a machining rotating shaft is realized.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the tight cover gear machining anchor clamps that expand that provide, it can carry out synchronous dismantlement installation to a plurality of bolts on the tight cover that expand fast, improves anchor clamps work efficiency.

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

a double-expansion-sleeve gear machining clamp comprises a mounting box for simultaneously rotating a plurality of bolts on an expansion sleeve, wherein a mounting plate is fixedly connected in the mounting box, and a first rotating shaft, a second rotating shaft and a plurality of third rotating shafts are rotatably connected on the mounting plate;

a first gear is fixedly connected to the third rotating shaft, a lantern ring is fixedly connected to the side wall of the first gear, a ratchet wheel is fixedly connected to the inner wall of the lantern ring, a disc is rotatably connected to the side wall of the first gear, an installation cylinder is fixedly connected to the side wall of the disc, and a synchronization mechanism capable of driving the disc to rotate through the ratchet wheel is arranged on the disc;

the mounting panel is run through to first pivot, the mounting panel is separated first pivot for first end and second end, the first end fixedly connected with second gear of first pivot, the second gear respectively with a plurality of first gear engagement, fixedly connected with third gear is held to first pivot second, be equipped with between first pivot and the second pivot and drive installation section of thick bamboo pivoted power unit together.

Preferably, the synchronizing mechanism comprises a plurality of placing openings formed in the side wall of the disc, pawls matched with the ratchet wheels are rotatably connected in the placing openings, and the mounting cylinder penetrates through the mounting box and is rotatably connected with the mounting box.

Preferably, a torsion spring is connected between the pawl and the inner wall of the placing opening.

Preferably, the power mechanism comprises a fourth gear fixedly connected to the second rotating shaft, and the fourth gear is meshed with the third gear.

Preferably, the second rotating shaft penetrates through the mounting box and is connected with the mounting box in a rotating mode, and the tail end of the second rotating shaft is fixedly connected with the linkage shaft.

Preferably, a cutter is connected to the inner thread of the mounting cylinder.

Compared with the prior art, the utility model, its beneficial effect does:

1. can rotate a plurality of first gears and then realize rotating a plurality of installation section of thick bamboos at terminal fast through fourth gear and third gear cooperation, realized the synchronous quick clamp of a plurality of bolts on the tight cover of expanding tightly, improve the tight work efficiency of clamp.

2. The synchronous mechanism is arranged, so that the single installation barrel can be rotated, the cutters can be adjusted according to the actual angle of the bolt on the expansion sleeve, a plurality of cutters can be effectively matched with the bolt, and the reliability of the synchronous rotation process of the cutters is guaranteed.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a double-expansion sleeve gear machining fixture provided by the utility model;

fig. 2 is a schematic view of a three-dimensional structure of a synchronizing mechanism of a double-expansion sleeve gear processing clamp provided by the utility model;

fig. 3 is the utility model provides a power unit spatial structure sketch map of two tight cover gear machining anchor clamps that expand.

In the figure: the device comprises a mounting box 1, a mounting plate 2, a mounting barrel 3, a linkage shaft 4, a second rotating shaft 5, a fourth gear 6, a third gear 7, a first rotating shaft 8, a first gear 9, a sleeve ring 10, a disc 11, a second gear 12, a pawl 13, a ratchet wheel 14, an expansion sleeve 15 and a bolt 16.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1-3, a double-expansion sleeve gear machining fixture comprises a mounting box 1 for simultaneously rotating a plurality of bolts 16 on an expansion sleeve 15, a mounting plate 2 is fixedly connected in the mounting box 1, a first rotating shaft 8, a second rotating shaft 5 and a plurality of third rotating shafts are rotatably connected on the mounting plate 2, a first gear 9 is fixedly connected on the third rotating shaft, a lantern ring 10 is fixedly connected on the side wall of the first gear 9, a ratchet 14 is fixedly connected on the inner wall of the lantern ring 10, a disc 11 is rotatably connected on the side wall of the first gear 9, a mounting cylinder 3 is fixedly connected on the side wall of the disc 11, a cutter is in threaded connection with the mounting cylinder 3, and the cutter can be detached for replacement, corresponding cutter is selected through the bolt 16 on the expansion sleeve 15, synchronous rotation installation can be carried out on the cutter, and a plurality of third rotating shafts are distributed in a circumferential equidistant mode and can correspond to the bolt 16 on the expansion sleeve 15 one by one.

Be equipped with on the disc 11 and drive its pivoted lazytongs through ratchet 14, lazytongs includes that a plurality of that disc 11 lateral wall was opened place the mouth, it is connected with pawl 13 with ratchet 14 matched with to place the interior rotation of mouth, installation section of thick bamboo 3 runs through installation box 1 and rotates with it and is connected, pawl 13 with place and be connected with torque spring between the mouthful inner wall, under the cooperation of pawl 13 and ratchet 14, single installation section of thick bamboo 3 can not drive other installation section of thick bamboo 3 and rotate under reverse pivoted condition, can be according to the position of 16 corresponding regulation cutters in bolt position on the tight cover 15 that expands, can guarantee that a plurality of cutters can cooperate with a plurality of 16 one-to-one of bolts, guarantee that it can rotate in step.

The first rotating shaft 8 penetrates through the mounting plate 2, the mounting plate 2 divides the first rotating shaft 8 into a first end and a second end, the first end of the first rotating shaft 8 is fixedly connected with a second gear 12, the second gear 12 is respectively meshed with the first gears 9, the second end of the first rotating shaft 8 is fixedly connected with a third gear 7, a power mechanism capable of driving the mounting barrel 3 to rotate together is arranged between the first rotating shaft 8 and the second rotating shaft 5, the power mechanism comprises a fourth gear 6 fixedly connected to the second rotating shaft 5, the fourth gear 6 is meshed with the third gear 7, the second rotating shaft 5 penetrates through the mounting box 1 and is rotatably connected with the mounting box, the tail end of the second rotating shaft 5 is fixedly connected with a linkage shaft 4, the tail end of the linkage shaft 4 can be rotatably adjusted through a mounting rotating handle, so that the mounting barrels 3 at the tail end can be rotated, the mounting of a plurality of bolts 16 is realized, two sets of ratchets 14 and pawls 13 which are in different fit are used, so that the rotation directions of the plurality of mounting cylinders 3 at the ends thereof are opposite, and synchronous and rapid disassembly thereof can be realized as well.

The utility model discloses during the use, at first will expand tight cover 15 and place in the gear both ends that need process to it installs in the 3 tops of installation section of thick bamboo with 16 corresponding cutters of bolt to place between gear and the processing axle, according to the length of expanding tight cover 15 and selecting the cutter apart from the distance of processing axle.

The second rotating shaft 5 is rotated to drive the first rotating shaft 8 to rotate through the third gear 7, and then the plurality of first gears 9 are driven to synchronously rotate through the second gear 12, so that the plurality of mounting cylinders 3 at the tail end drive a cutter to mount or dismount the bolt 16.

The disc 11 can rotate in the direction opposite to the installation direction in the lantern ring 10 under the action of the pawl 13, the cutter can be adjusted according to the actual condition of the bolt 16, the expansion sleeves 15 at the two ends of the gear limit the gear, and the gear with a wider tooth surface can be clamped and limited.

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 double-expansion sleeve gear machining clamp comprises a mounting box (1) used for simultaneously rotating a plurality of bolts (16) on an expansion sleeve (15), and is characterized in that a mounting plate (2) is fixedly connected in the mounting box (1), and a first rotating shaft (8), a second rotating shaft (5) and a plurality of third rotating shafts are rotatably connected on the mounting plate (2);

a first gear (9) is fixedly connected to the third rotating shaft, a sleeve ring (10) is fixedly connected to the side wall of the first gear (9), a ratchet wheel (14) is fixedly connected to the inner wall of the sleeve ring (10), a disc (11) is rotatably connected to the side wall of the first gear (9), an installation cylinder (3) is fixedly connected to the side wall of the disc (11), and a synchronizing mechanism capable of driving the disc (11) to rotate through the ratchet wheel (14) is arranged on the disc (11);

first pivot (8) run through mounting panel (2), mounting panel (2) are separated first pivot (8) for first end and second end, first pivot (8) first end fixedly connected with second gear (12), second gear (12) mesh with a plurality of first gear (9) respectively, fixedly connected with third gear (7) are held to first pivot (8) second, be equipped with between first pivot (8) and second pivot (5) and drive installation section of thick bamboo (3) pivoted power unit together.

2. The clamp for machining the double-expansion-sleeve gear according to claim 1, wherein the synchronizing mechanism comprises a plurality of placing openings formed in the side wall of the disc (11), pawls (13) matched with the ratchet wheels (14) are rotatably connected in the placing openings, and the mounting cylinder (3) penetrates through the mounting box (1) and is rotatably connected with the mounting box.

3. The double-expansion-sleeve gear machining clamp as claimed in claim 2, wherein a torsion spring is connected between the pawl (13) and the inner wall of the placing opening.

4. The double-expansion-sleeve gear machining clamp as claimed in claim 1, wherein the power mechanism comprises a fourth gear (6) fixedly connected to the second rotating shaft (5), and the fourth gear (6) is meshed with the third gear (7).

5. The double-expansion-sleeve gear machining clamp according to claim 1, wherein the second rotating shaft (5) penetrates through the mounting box (1) and is connected with the mounting box in a rotating mode, and a linkage shaft (4) is fixedly connected to the tail end of the second rotating shaft (5).

6. The double-expansion-sleeve gear machining clamp as claimed in claim 1, wherein a cutter is connected to the mounting cylinder (3) in a threaded manner.

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