CN210677201U

CN210677201U - Gear milling machine

Info

Publication number: CN210677201U
Application number: CN201921006455.9U
Authority: CN
Inventors: 张春晖
Original assignee: Hunan Zdcy Cnc Equipment Co ltd
Current assignee: Hunan Zdcy Cnc Equipment Co ltd
Priority date: 2019-07-01
Filing date: 2019-07-01
Publication date: 2020-06-05
Anticipated expiration: 2029-07-01

Abstract

The utility model discloses a gear milling machine, include: the side wall of the machine body is provided with an X-axis guide rail; the second rotating shaft box body is slidably arranged on the X-axis guide rail, a rotating shaft B shaft is arranged in the second rotating shaft box body, a first rotating shaft box body is arranged at the tail end of the rotating shaft B shaft, a workpiece main shaft A shaft is arranged in the first rotating shaft box body, and a workpiece is arranged at the end part of the workpiece main shaft A shaft; the sliding table is movably mounted on the machine body and located above the second rotating shaft box body, a third rotating shaft box body is arranged on one side, close to the first rotating shaft box body, of the sliding table, the third rotating shaft box body can be mounted on the sliding table in a Z-axis movement mode along the vertical axial direction, a cutter head spindle C shaft is arranged in the third rotating shaft box body, and a cutter is mounted at the lower end of the cutter head spindle C shaft. The utility model is simple and convenient to disassemble and assemble, which can improve the production efficiency and is convenient to maintain; the weight distribution is more reasonable, the counter weight of the machine body can be lightened, and the volume of the equipment is reduced.

Description

Gear milling machine

Technical Field

The utility model belongs to the technical field of gear machining equipment, concretely relates to mill tooth machine.

Background

The gear milling machine is provided with six transmission mechanisms in order to realize the processing of the gear teeth of the spiral bevel gear, and specifically comprises 3 rotating shafts and 3 moving shafts, wherein the moving shafts comprise X, Y, Z shafts for realizing the moving and adjusting of a cutter and a workpiece space, and the rotating shafts comprise workpiece rotating shafts, cutter rotating shafts and swing shafts for adjusting included angles between the workpiece rotating shafts and the cutter rotating shafts.

Milling tooth machine on the present market mainly includes the fuselage and is located the cutter box, the work piece case of fuselage front end, wherein be provided with gliding slide around can on the fuselage, the slide upper end is provided with the slip table that can the horizontal slip, the cutter box can install in the preceding terminal surface of slip table with sliding from top to bottom to form X, Y, Z axles, set up the cutter pivot in the cutter box, and the rotatable installation of work piece case is on the fuselage and is located the below of cutter box, set up the work piece pivot in the work piece incasement, thereby form 3 rotation axes. The guide rail for realizing the front-back sliding of the sliding seat in the structure is arranged in the machine body, the disassembly and assembly difficulty is high, the maintenance is difficult, the whole structural design layout is unreasonable, and the machine is heavy and light.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a be convenient for dismouting, structural design rationally distributed mill tooth machine.

The utility model provides a technical scheme that its technical problem adopted is:

a gear milling machine comprising:

the side wall of the machine body is provided with an X-axis guide rail extending along the horizontal axis to the X-axis direction;

the second rotating shaft box body is slidably arranged on the X-axis guide rail, a rotating shaft B shaft which is horizontal and vertical to the X-axis guide rail is arranged in the second rotating shaft box body, the tail end of the rotating shaft B shaft extends to the outer side of the second rotating shaft box body and is fixedly provided with a first rotating shaft box body, a workpiece spindle A shaft which is vertical to the rotating shaft B shaft is arranged in the first rotating shaft box body, and a workpiece is arranged at the end part of the workpiece spindle A shaft;

the slip table, the slip table can be installed on the fuselage and lie in the top of second gyration axle box along horizontal axis Y axle ground motion, the slip table is provided with the third gyration axle box in the one side that is close to first gyration axle box, vertical axial Z axle ground motion ground is installed on the slip table to the third gyration axle box, just be provided with blade disc main shaft C axle in the third gyration axle box, blade disc main shaft C axle is on a parallel with vertical axial Z axle, and the cutter is installed to its lower extreme.

Preferably, still include the chip cleaner, the chip cleaner arranges the below at first pivot axle box along the X axle direction.

Preferably, the X-axis guide rails are arranged in two groups and distributed up and down, the machine body is provided with an installation cavity between the two groups of X-axis guide rails, the second rotating shaft box body comprises a box body and installation parts arranged at the upper end and the lower end of the box body, and the installation parts are slidably installed on the X-axis guide rails so that the box body is accommodated in the installation cavity.

Preferably, a Y-axis guide rail extending along the Y-axis direction is arranged at the upper end of the machine body, and the sliding table is mounted on the Y-axis guide rail; the sliding table is provided with a Z-axis guide rail extending along the Z-axis direction on the side wall close to one side of the first rotating shaft box body, and the third rotating shaft box body is installed on the Z-axis guide rail.

Preferably, the method further comprises the following steps:

the first driving mechanism is arranged on the machine body and is in transmission connection with the second rotating shaft box body so as to control the second rotating shaft box body to move along the X-axis guide rail;

the second driving mechanism is arranged on the machine body and is in transmission connection with the sliding table so as to control the sliding table to move along the Y-axis guide rail;

and the third driving mechanism is arranged on the sliding table and is in transmission connection with the third rotating shaft box body so as to be used for controlling the third rotating shaft box body to move along the Z-axis guide rail.

Preferably, the first driving mechanism, the second driving mechanism and the third driving mechanism are set to be a motor screw mechanism, a linear motor, an air cylinder or an oil cylinder.

The utility model has the advantages that:

the utility model provides a mill tooth machine with one remove the axle and set up between second pivot axle box and fuselage to realize that the X axle guide rail that this removal axle removed sets up in the lateral wall of fuselage, this kind of structure setting possesses following advantage:

firstly, the three moving shafts are not stacked compared with the traditional structure, so that the three-shaft three-axis moving mechanism is simple and convenient to disassemble and assemble, can improve the production efficiency and is convenient to maintain;

secondly, the weight distribution is more reasonable, the weight is not heavy, the weight is not light, the balance weight of the machine body can be lightened, and the volume of the equipment is reduced;

thirdly, compared with the traditional structure, the whole weight of the cutter part is reduced, so that the output power of the driving mechanism can be reduced, and the production cost is reduced;

fourthly, during adjustment, the cutter and the workpiece can be synchronously carried out, which is beneficial to improving the processing efficiency;

fifthly, the chip cleaner is directly arranged below the first rotary shaft box body, so that the machining of the spiral bevel gear with left rotation and right rotation can be realized by controlling the first rotary shaft box body to rotate 180 degrees during machining, and simultaneously, the waste chips are discharged timely.

Drawings

The invention will be further described with reference to the following figures and examples:

fig. 1 is a schematic structural diagram of a first view angle of the present invention;

fig. 2 is a schematic structural diagram of a second viewing angle of the present invention;

fig. 3 is a schematic structural diagram of a third viewing angle of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

Example 1

Referring to fig. 1 to 3, the utility model provides a gear milling machine, include:

the side wall of the machine body 100 is provided with an X-axis guide rail 201 extending along the horizontal axis to the X-axis direction;

the second rotating shaft box body 200 is slidably mounted on the X-axis guide rail 201, a rotating shaft B shaft which is horizontal and vertical to the X-axis guide rail 201 is arranged in the second rotating shaft box body 200, the tail end of the rotating shaft B shaft extends to the outer side of the second rotating shaft box body 200 and is fixedly provided with a first rotating shaft box body 300, a workpiece spindle A shaft which is vertical to the rotating shaft B shaft is arranged in the first rotating shaft box body 300, and a workpiece is mounted at the end part of the workpiece spindle A shaft;

the sliding table 400 can be movably mounted on the machine body 100 along a horizontal axis Y axis and is positioned above the second rotating shaft box body 200, a third rotating shaft box body 500 is arranged on one side, close to the first rotating shaft box body 300, of the sliding table 400, the third rotating shaft box body 500 can be movably mounted on the sliding table 400 along a vertical axis Z axis, a cutter head main shaft C axis is arranged in the third rotating shaft box body 500, the cutter head main shaft C axis is parallel to the vertical axis Z axis, and a cutter is mounted at the lower end of the cutter head main shaft C axis;

the chip cleaner 600 is arranged below the first rotating shaft box body 300 along the X-axis direction.

Because three removal axles all set up in an organic whole with the cutter part in traditional gear milling machine structure, and the utility model discloses in will realize that the X axle guide rail that X axle direction removed sets up in the work piece part, make the utility model provides a gear milling machine possesses following advantage:

secondly, the weight distribution is more reasonable, the weight is not heavy, the weight of the machine body 100 can be reduced, and the volume of the equipment is reduced;

thirdly, compared with the traditional structure, the whole weight of the cutter part is reduced, so that the output power of the corresponding driving mechanism can be reduced, and the production cost is reduced;

fifthly, the chip cleaner is directly arranged below the first rotating shaft box body 300, so that the machining of the spiral bevel gear with left rotation and right rotation can be realized by controlling the first rotating shaft box body 300 to rotate 180 degrees during machining, and simultaneously, the waste chips are discharged timely.

As shown in fig. 1 and 2, in this embodiment, the X-axis guide rails 201 are arranged in two groups and distributed up and down, the machine body 100 is provided with an installation cavity between the two groups of X-axis guide rails 201, and the second rotating shaft box 200 includes a box body and an installation part arranged at the upper end and the lower end of the box body, and the installation part is slidably installed on the X-axis guide rails 201 so that the box body is accommodated in the installation cavity.

In order to realize the movement adjustment of the second rotating shaft box 200 along the X-axis direction, a first driving mechanism is arranged on the machine body 100, and the first driving mechanism is in transmission connection with the second rotating shaft box 200 so as to control the second rotating shaft box 200 to move on the X-axis guide rail 201. Specifically, the first driving mechanism includes an X-axis lead screw 203 and a first driving motor 202, the X-axis lead screw 203 is inserted into the installation cavity and is in threaded connection with the second rotating shaft box 200, and the first driving motor 202 is installed on the machine body 100 and is in transmission connection with the X-axis lead screw 203. As shown in the figure, a threaded hole matched with the X-axis screw rod 203 is formed in the second rotating shaft box 200, so that the X-axis screw rod 203 passes through the threaded hole, and further moves along the X-axis guide rail 201 when the X-axis screw rod 203 rotates along with the driving of the first driving motor 202. The first driving motor 202 and the X-axis lead screw 203 may be connected by a coupling, or may be provided with a belt or a belt pulley, and driven by the belt.

Further, in order to control the movement of the slide table 400, a Y-axis guide rail 401 extending in the Y-axis direction and a second driving mechanism are provided at the upper end of the body 100, and the slide table 400 is mounted on the Y-axis guide rail 401 and driven by the second driving mechanism. As shown in fig. 1-3, the Y-axis guide rails 401 are provided with two ends and located at two ends of the sliding table 400 to support the sliding table 400, the second driving mechanism includes a Y-axis lead screw 403 and a second driving motor 402, the Y-axis lead screw 403 penetrates through the machine body 100 and is located between the two Y-axis guide rails 401, meanwhile, the Y-axis lead screw 403 is in threaded connection with the sliding table 400, and the second driving motor 402 is arranged at one end of the Y-axis lead screw 403 far away from the third rotating shaft box 500 and is in transmission connection with the Y-axis lead screw 403. The Y-axis screw 403 and the second driving motor 402 may be directly connected by a coupling, or may be connected by a belt or a pulley, as in the X-axis screw 203.

As shown in fig. 1 and 2, a Z-axis guide 501 extending in the Z-axis direction is provided on a side wall of the slide table 400 on a side close to the first rotating shaft housing 300, and a third driving mechanism is provided on the slide table 400, and the third rotating shaft housing 500 is mounted on the Z-axis guide 501 and is driven by the third driving mechanism. Specifically, Z axle guide rail 501 is provided with two, third actuating mechanism includes Z axle lead screw 503 and third driving motor 502, Z axle lead screw 503 wears to locate on slip table 400 and lies in between two Z axle guide rails 501, simultaneously with third pivot axle box 500 threaded connection, third driving motor 502 sets up in the top of Z axle lead screw 503 and transmission connection Z axle lead screw 503. The same as the X-axis screw 203, the Z-axis screw 503 and the third driving motor 502 may be directly connected by a coupling, or may be connected by a belt or a pulley.

In this embodiment, the X-axis screw 203, the Y-axis screw 403, and the Z-axis screw 503 are respectively disposed at the center line positions of the two X-axis guide rails 201, the Y-axis guide rails 401, and the Z-axis guide rails 501, so that the transmission stability can be effectively ensured in the transmission process, the occurrence of the problem of serious single-side abrasion is avoided, and the service life is further prolonged. And the hidden installation of the X-axis lead screw 203, the Y-axis lead screw 403 and the Z-axis lead screw 503 can be realized by the arrangement, which is beneficial to maintaining the integrity of the appearance of the equipment. As shown in the figures, in this embodiment, concave grooves are formed on both sides of the X-axis guide rail 201, the Y-axis guide rail 401, and the Z-axis guide rail 501, and the corresponding second rotating shaft box 200, the corresponding sliding table 400, and the corresponding third rotating shaft box 500 are provided with protrusions adapted to the second rotating shaft box and the corresponding third rotating shaft box to be clamped therein, so that the anti-falling performance is achieved when the sliding-mounting is performed on the X-axis guide rail 201, the Y-axis guide rail 401, and the Z-axis guide rail 501. In addition, for the purpose of simplifying the structure in this embodiment, only two X-axis guide rails 201, two Y-axis guide rails 401, and two Z-axis guide rails 501 are provided, and obviously, other numbers of X-axis guide rails 201, two Y-axis guide rails 401, and two Z-axis guide rails 501 may be provided in the actual production process.

In addition, the clamping of the workpiece and the clamping of the tool are common knowledge, so the corresponding mounting structures thereof are not described in detail herein. And the first rotary shaft box body 300 is provided with a workpiece rotation driving motor for driving the workpiece spindle a to rotate, the second rotary shaft box body 200 is provided with a workpiece reversing driving motor for driving the rotary shaft B to rotate, and the third rotary shaft box body 500 is provided with a cutter head rotation driving motor for driving the cutter head spindle C to rotate. The workpiece rotation driving motor and the A shaft of the workpiece main shaft, the workpiece reversing driving motor and the B shaft of the rotating shaft, and the cutter head rotation driving motor and the C shaft of the cutter head main shaft can be in a motor direct connection mode, and can also be in a mode that the motor is combined with a gear or belt to realize transmission. Since such structures are common knowledge, detailed descriptions of the structures are omitted.

To sum up, the utility model provides a mill tooth machine than traditional structure, alleviateed the whole weight of cutter part, consequently can reduce the counter weight of fuselage 100 bottoms, and then reduce volume, weight, reduction in production cost. Wherein the second rotating shaft box 200 is installed on the side wall of the body 100, the sliding table 400 is installed on the upper end of the body 100, and the second rotating shaft box and the sliding table are not stacked compared with the traditional structure, so that the disassembly and assembly difficulty is simplified, and the maintenance is convenient. In addition, in the process of adjusting the six-axis structure, the cutter and the workpiece can be synchronously carried out, and the production efficiency is improved.

Example 2

The embodiment mainly uses embodiment 1, and the difference is that the first driving mechanism, the second driving mechanism and the third driving mechanism in the embodiment are set as one of a linear motor, an air cylinder and an oil cylinder, so that the movement of the corresponding component is directly controlled, the arrangement of a screw rod is reduced, and the purpose of structural optimization is achieved.

The above embodiments are merely preferred embodiments of the present invention, and other embodiments are also possible. Equivalent modifications or substitutions may be made by those skilled in the art without departing from the spirit of the invention, and such equivalent modifications or substitutions are intended to be included within the scope of the claims set forth herein.

Claims

1. A gear milling machine, comprising:

2. A gear milling machine according to claim 1, further comprising chip ejectors arranged below the first rotary shaft housing in the X-axis direction.

3. A gear milling machine according to claim 1, wherein the X-axis guide rails are arranged in two sets and distributed up and down, the machine body is provided with a mounting cavity between the two sets of X-axis guide rails, the second rotary shaft box body comprises a box body and mounting portions arranged at the upper and lower ends of the box body, and the mounting portions are slidably mounted on the X-axis guide rails so that the box body is accommodated in the mounting cavity.

4. A gear milling machine according to claim 3, wherein a Y-axis guide rail extending in the Y-axis direction is provided at the upper end of the machine body, and the sliding table is mounted on the Y-axis guide rail; the sliding table is provided with a Z-axis guide rail extending along the Z-axis direction on the side wall close to one side of the first rotating shaft box body, and the third rotating shaft box body is installed on the Z-axis guide rail.

5. A gear milling machine according to claim 4, further comprising:

6. A gear milling machine according to claim 5 wherein the first, second and third drive mechanisms are provided as motor screw mechanisms or linear motors or air cylinders or oil cylinders.