Power head device

Abstract

The utility model discloses a power head device, which relates to the field of power heads and comprises a mounting seat, an inner cavity is arranged inside the mounting seat, two openings of the inner cavity are respectively positioned at the top and the right side of the mounting seat, a through hole communicated with the inner cavity is arranged at the left side of the mounting seat, and a servo motor is fixedly arranged at the top of the mounting seat. The output end of the servo motor extends into an inner cavity of the mounting base, the output end of the servo motor is fixedly sleeved with a first bevel gear, a pressing plate is fixedly mounted at the output end of the servo motor, the output end of the servo motor is fixedly sleeved with a first spacer bush, and a power shaft extending into the inner cavity is inserted into a through opening in the left side of the mounting base. Through cooperative use of the mounting base, the top servo motor and the two-end-face power heads, the power head has the advantages of being efficient and stable, and the defects that most of power heads in the market are only provided with one servo motor to drive one end of the power head to machine, and universality on a double-spindle gang tool lathe is not high are overcome.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of power head, concretely relates to a power head device. BACKGROUND

[0002] With the improvement of market demand for product machining precision and machining speed, a batch of double-spindle gang tool lathes appear on the market, in the process of machining workpieces, in order to complete turning, milling, drilling, tapping, engraving and other complex processes, a power head is usually installed on the tool holder to meet the machining demand of one side spindle, when complex processes are required on both sides of the double-spindle, the machining demand of the double-spindle cannot be met, and the installation of additional power heads will result in large tool holder space occupation, affecting the tool arrangement space of the tool holder, and causing insufficient machining capacity of the machine tool. SUMMARY

[0003] In view of the above problems existing in the prior art power head, the utility model is provided.

[0004] Therefore, the utility model aims at providing a power head device, which solves the problem that the current market power head can only machine one side area.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: a power head device, comprising a mounting seat, an inner cavity is formed in the inside of the mounting seat, two openings of the inner cavity are respectively located at the top and the right side of the mounting seat, a through opening is formed in the left side of the mounting seat and is in communication with the inner cavity, a servo motor is fixedly installed at the top of the mounting seat, the output end of the servo motor extends into the inner cavity of the mounting seat, a first bevel gear is fixedly sleeved on the output end of the servo motor, a pressing plate is fixedly installed on the output end of the servo motor, and a first spacer sleeve is fixedly sleeved on the output end of the servo motor, a power shaft is inserted into the inner cavity through the through opening in the left side of the mounting seat, a first ER locking nut is threadedly sleeved on the left end of the power shaft, a first bearing is fixedly sleeved on the left end of the power shaft and is fixedly connected with the inner wall of the through opening, a first bearing pressing cover is movably arranged on the left side of the mounting seat and is fixedly installed on the first bearing, a first oil-proof cover is fixedly installed on the outer side of the first bearing pressing cover, a second spacer sleeve, a second bevel gear and a third spacer sleeve are fixedly sleeved on the power shaft in sequence and are located to the right of the first bearing, a bearing support is fixedly installed at the right side of the mounting seat and is located at the opening of the inner cavity, a second bearing is fixedly sleeved on the right end of the power shaft and is fixedly connected with the bearing support, a second bearing pressing cover is fixedly connected with the bearing support and is sleeved on the right end of the power shaft, lock nuts are fixedly installed at the top and the bottom of the right end of the power shaft and are located in the second bearing pressing cover, a second oil-proof cover is fixedly installed on the right side of the second bearing pressing cover, and a second ER locking nut is threadedly sleeved on the right end of the power shaft.

[0006] Preferably, the second bevel gear on the outer wall of the power shaft is located in the inner cavity, and the top end of the second bevel gear is meshingly connected with the first bevel gear at the output end of the servo motor.

[0007] Preferably, the transmission ratio n between the first bevel gear and the second bevel gear is 1:1.

[0008] Preferably, the first oil-proof cover, the first bearing gland form a left end sealing group at the left end of the power shaft, and the second bearing gland, the locking nut, the second oil-proof cover form a right end sealing group at the right end of the power shaft.

[0009] Preferably, the rotation directions of the end faces of the power head are different when the servo motor is working.

[0010] In the above technical solution, the technical effects and advantages of the utility model are provided:

[0011] 1. By installing the seat, the top servo motor, and the cooperation of the end face power head, the advantages of high efficiency and stability are achieved, which solves the problem of low universality of the power head on the double-spindle gang tool lathe, thereby affecting the machining efficiency and machining capacity.

[0012] 2. By setting the first spacer sleeve, the second spacer sleeve and the third spacer sleeve, the gap between the first bevel gear and the second bevel gear can be adjusted, which can reduce the wear of the first bevel gear and the second bevel gear, thereby effectively prolonging the service life of the power shaft, and the end face power head at both ends of the power shaft can be installed with a drilling cutter and a milling cutter, which is convenient for production. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the embodiments or prior art, the following will briefly introduce the drawings needed in the embodiments. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0014] Figure 1 It is a structural schematic diagram of the utility model as a whole.

[0015] Figure 2 It is an exploded view of the servo motor structure of the utility model.

[0016] Figure 3 It is an exploded view of the power shaft structure of the utility model.

[0017] Figure 4 It is a sectional view of the utility model.

[0018] Explanation of reference signs:

[0019] 1, mounting seat;2, servo motor;3, power shaft;4, bearing support;201, first spacer;202, first bevel gear;203, pressing plate;301, first ER locking nut;302, first bearing;303, first bearing gland;304, first oil shield;305, second spacer;306, second bevel gear;307, third spacer;308, second bearing;309, second bearing gland;310, locking nut;311, second oil shield;312, second ER locking nut. DETAILED DESCRIPTION

[0020] In order to make the technical personnel of the prior art better understand the technical scheme of the present application, the present application will be further described in detail below with reference to the drawings.

[0021] The utility model provides a kind of Figures 1-4The power head device shown, including the mounting seat 1, the inside of mounting seat 1 is provided with inner cavity, the two openings of inner cavity are located at the top and right side of mounting seat 1 respectively, the left side of mounting seat 1 is provided with the mouth that communicates with inner cavity, the top of mounting seat 1 is fixedly installed with servo motor 2, the output end of servo motor 2 extends to the inner cavity of mounting seat 1, the output end of servo motor 2 is fixedly sleeved with first bevel gear 202, the output end of servo motor 2 is fixedly installed with pressing plate 203, and the output end of servo motor 2 is fixedly sleeved with first spacer sleeve 201, the mouth of the left side of mounting seat 1 is inserted with power shaft 3 extending into the inner cavity, drill and milling cutter can be installed at the both ends of power shaft 3, the left end of power shaft 3 is threadedly sleeved with first ER locking nut 301, the left end of power shaft 3 is fixedly sleeved with first bearing 302 fixedly connected with the inner wall of mouth, the first bearing 302 left side is locked through the first bearing gland 303, the first oil shield 304 is installed on the first bearing gland 303, so that the left end sealing group is formed at the left end of power shaft 3, the second spacer sleeve 305, the second bevel gear 306 and the third spacer sleeve 307 are fixedly sleeved in sequence on the power shaft 3 and right side of first bearing 302, bearing support 4 is fixedly installed at the right side of mounting seat 1 and the opening of inner cavity, the right end of power shaft 3 is inserted into bearing support 4, the second bearing 308 is fixedly sleeved on the right end of power shaft 3, the outer ring wall of second bearing 308 is fixedly connected with bearing support 4, the second bearing gland 309 fixedly connected with bearing support 4 is sleeved on the right end of power shaft 3, locking nut 310 is fixedly installed at the top and bottom of the right end of power shaft 3 and in the second bearing gland 309, second oil shield 311 is fixedly installed at the right side of second bearing gland 309, second ER locking nut 312 is threadedly sleeved on the right end of power shaft 3, the second bevel gear 306 is positioned by the second spacer sleeve 305, the third spacer sleeve 307 is fixedly connected with the second bevel gear 306, the second bearing 308 left side can be positioned after being inserted into bearing support 4, then the second bearing 308 right side is fixed by the second bearing gland 309 and locking nut 310, wherein the second bearing gland 309 is fixed on bearing support 4, and the locking nut 310 is fixed on power shaft 3, after installing second oil shield 311, the right end sealing group is formed at the right end of power shaft.

[0022] As Figure 4As shown in the figure, the second bevel gear 306 on the outer wall of the power shaft 3 is located in the inner cavity, and the top end of the second bevel gear 306 is meshed and connected with the first bevel gear 202 of the output end of the servo motor 2. In use, the servo motor 2 at the top of the mounting seat 1 drives the first bevel gear 202 to rotate, and the rotation of the first bevel gear 202 drives the second bevel gear 306 connected therewith to rotate, thereby providing power for the rotation of the power shaft 3.

[0023] As shown in the figure, Figure 4 The transmission ratio n between the first bevel gear 202 and the second bevel gear 306 is 1:1, so that more stable transmission between the first bevel gear 202 and the second bevel gear 306 can be achieved.

[0024] As shown in the figure, Figure 1 And Figure 4 The first oil-proof cover 304 and the first bearing gland 303 form a left end sealing group at the left end of the power shaft 3, and the second bearing gland 309, the locking nut 310 and the second oil-proof cover 311 form a right end sealing group at the right end of the power shaft 3, thereby increasing the sealing effect of the connection between the two ends of the power shaft 3 and the two sides of the mounting seat 1.

[0025] As shown in the figure, Figure 4 When the servo motor 2 works, the rotation directions of the two ends of the power head 3 are different.

[0026] The above only describes some exemplary embodiments of the utility model in a descriptive manner, without doubt, for ordinary skilled in the art, under the condition that the spirit and scope of the utility model are not deviated, the described embodiments can be modified in various different ways. Therefore, the above drawings and description are illustrative in nature and should not be understood as limiting the scope of protection of the utility model claims.

Claims

1. A power pack comprising a mounting base (1) characterised in that: The inside of the mounting seat (1) is provided with an inner cavity, and the two openings of the inner cavity are located at the top and the right side of the mounting seat (1), and a through hole communicating with the inner cavity is formed in the left side of the mounting seat (1), the top of the mounting seat (1) is fixedly installed with a servo motor (2), the output end of the servo motor (2) extends into the inner cavity of the mounting seat (1), the output end of the servo motor (2) is fixedly sleeved with a first bevel gear (202), the output end of the servo motor (2) is fixedly installed with a pressing plate (203), and the output end of the servo motor (2) is fixedly sleeved with a first spacer sleeve (201), the through hole in the left side of the mounting seat (1) is inserted with a power shaft (3) extending into the inner cavity, a first ER locking nut (301) is threadedly sleeved on the left end of the power shaft (3), the left end of the power shaft (3) is fixedly sleeved with a first bearing (302) fixedly connected with the inner wall of the through hole, the left end of the power shaft (3) movably has a first bearing pressing cover (303) fixedly installed on the left side of the mounting seat (1), a first oil-proof cover (304) is fixedly installed on the outside of the first bearing pressing cover (303), a second spacer sleeve (305), a second bevel gear (306) and a third spacer sleeve (307) are fixedly sleeved on the power shaft (3) and located to the right of the first bearing (302) in sequence, a bearing support (4) is fixedly installed on the right side of the mounting seat (1) and located at the opening of the inner cavity, the right end of the power shaft (3) penetrates and is inserted into the bearing support (4), a second bearing (308) is fixedly sleeved on the right end of the power shaft (3), the outer ring wall of the second bearing (308) is fixedly connected with the bearing support (4), a second bearing pressing cover (309) fixedly connected with the bearing support (4) is sleeved on the right end of the power shaft (3), lock nuts (310) are fixedly installed on the top and the bottom of the right end of the power shaft (3) and located in the second bearing pressing cover (309), a second oil-proof cover (311) is fixedly installed on the right side of the second bearing pressing cover (309), and a second ER locking nut (312) is threadedly sleeved on the right end of the power shaft (3).

2. A powerhead device as defined in claim 1, characterized in that: The second bevel gear (306) on the outer wall of the power shaft (3) is located in the inner cavity, and the top end of the second bevel gear (306) is meshedly connected with the first bevel gear (202) of the output end of the servo motor (2).

3. A powerhead device as defined in claim 2, characterized in that: The transmission ratio between the first bevel gear (202) and the second bevel gear (306) is n=1:

1.

4. A powerhead device as defined in claim 1, wherein: The first oil-proof cover (304), the first bearing pressing cover (303) form a left end sealing group at the left end of the power shaft (3), and the second bearing pressing cover (309), the lock nut (310), the second oil-proof cover (311) form a right end sealing group at the right end of the power shaft (3).

5. A powerhead device as defined in claim 1, wherein: When the servo motor (2) works, the rotation directions of the two ends of the power shaft (3) are different.

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