CN209793282U - Courtyard type five-axis machining center machine - Google Patents

Abstract

The utility model provides a ceiling-type five-axis machining center, including a base, the base is a U-shaped structure, an X-axis fixed seat is arranged above the base, the X-axis fixed seat is fixedly connected to the Y-axis screw drive assembly, a Z-axis fixed seat is arranged above the X-axis fixed seat, the lower part of the Z-axis fixed seat is slidably connected to the X-axis fixed seat through the X-axis screw drive assembly, a second through hole is arranged in the middle of the Z-axis fixed seat, a spindle box is connected in the second through hole, a Z-axis screw drive assembly is arranged on the rear side of the second through hole, the spindle box is vertically arranged with the Z-axis fixed seat, and the spindle box is fixedly connected with the Z-axis screw drive assembly. The utility model provides a ceiling-type five-axis machining center, which adopts a "well" structure, avoids the defects caused by the spindle box hanging on the outside, effectively improves the rigidity and stability of the moving parts, ensures that the center of gravity of the movement is always in the middle range of the "well", and ensures the accuracy of machining.

Description

A patio-type five-axis machining center

technical field

The utility model relates to the technical field of machining center equipment, in particular to a patio-type five-axis machining center machine.

Background technique

The general machining center machine can be divided into fixed beam type, moving beam type, moving column type or flyover self-propelled type according to different processing requirements. It can be used to process various large workpiece or mold. In common vertical machining centers, the spindle box is suspended outside the X-axis and Z-axis motion rails. The farther the center of gravity of the spindle box deviates from the motion axis, the easier it is to cause mechanical deformation and sagging, and high machining accuracy cannot be achieved. .

Utility model content

The purpose of the utility model is to provide a patio-type five-axis machining center to solve the technical problems in the background technology.

In order to achieve the aforementioned purpose, the utility model provides the following technical solutions:

A patio type five-axis machining center machine, comprising a base, the base is a U-shaped structure, the left and right sides of the base are respectively provided with upright and parallel side walls, which are respectively the left side wall and the right side wall , the top of the left side wall and the right side wall are respectively provided with a Y-axis screw driving assembly, and an X-axis fixing seat is arranged above the base, and the X-axis fixing seat is fixedly connected with the Y-axis screw driving assembly. The X-axis fixing seat moves along the Y-axis direction on the base through the Y-axis screw driving assembly; Assemblies, the Z-axis fixing seat is arranged above the X-axis fixing seat, and the bottom of the Z-axis fixing seat is slidingly connected with the X-axis fixing seat through the X-axis screw driving assembly, and the X-axis screw driving assembly drives the Z-axis The fixed seat moves along the X-axis direction on the X-axis fixed seat; a second through hole is arranged in the middle of the Z-axis fixed seat, and a spindle box is connected in the second through hole, and the rear side of the second through hole A Z-axis screw driving assembly is provided, the headstock is vertically arranged with the Z-axis fixing seat, the headstock is fixedly connected with the Z-axis screw driving assembly, and the bottom end of the headstock passes through the first part of the X-axis fixing seat. A through hole, the Z-axis screw drive assembly drives the headstock to move up and down in the Z-axis direction.

The upper and lower sides of the second through hole of the Z-axis fixing seat are respectively provided with protrusions, which are respectively an upper protrusion and a lower protrusion. The upper protrusion is a U-shaped structure, and the upper protrusion is a U-shaped structure. The protruding part corresponds to the shape structure of the second through hole, and the Z-axis screw drive assembly is fixed on the rear side of the upper protruding part.

Above the left side wall and the right side wall, a first slide rail assembly is respectively provided, and the first slide rail assembly includes a first slide rail and a first slider, and the first slide rail is fixed on the base, The top end of the first slider is fixedly connected with the X-axis fixing seat, and the bottom end of the first slider slides on the first slide rail.

The front and rear sides above the X-axis fixing base are respectively provided with a second slide rail assembly, the second slide rail assembly includes a second slide rail and a second slider, and the second slide rail is fixed on the X-axis On the fixed seat, the top end of the second slider is fixedly connected with the Z-axis fixed seat, and the bottom end of the second slider slides on the second slide rail.

The left and right sides of the second through hole are respectively provided with a third slide rail assembly, the third slide rail assembly includes a third slide rail and a third slide block, and the third slide rail is fixed on the headstock The top of the third slide block is fixedly connected to the side wall of the second through hole, and the bottom end of the third slide block slides on the third slide rail.

The Y-axis screw driving assembly includes a first servo motor, a first screw and a first nut, the first servo motor is fixed on the base, and the first screw is drivingly connected to the first servo motor, so The first nut is threadedly connected with the first screw rod, and the first nut is fixedly connected with the X-axis fixing seat.

The X-axis screw driving assembly includes a second servo motor, a second screw and a second nut, the second servo motor is fixed on the X-axis fixing seat, and the second screw and the second servo motor drive connected, the second nut is threadedly connected with the second screw rod, and the second nut is fixedly connected with the Z-axis fixing seat.

The Z-axis screw driving assembly includes a third servo motor, a third screw and a third nut, the third servo motor is fixed on the upper protrusion, and the third screw is arranged vertically to the Z-axis fixing seat And it is drivingly connected with the third servo motor, the third nut is threadedly connected with the third screw mandrel, and the third nut is fixedly connected with the headstock.

Compared with the prior art, the utility model provides a patio-type five-axis machining center machine, which adopts a "well" structure, and places the spindle box in the middle of the "well", maximizing the rail span of the X-axis and Y-axis , avoiding the defects caused by the suspension of the headstock outside, effectively improving the rigidity and stability of the moving parts, the unique design of the Z-axis fixing seat, reducing the center of gravity of the headstock as much as possible, while ensuring the center of gravity of the headstock and the Z-axis The planes of the moving line and rail coincide to minimize the torque deformation caused by the resistance to the line rail screw during cutting, and ensure that the center of gravity of the movement is always in the middle of the "well" to ensure the accuracy of machining.

Description of drawings

Figure 1: A schematic diagram of the three-dimensional structure of a patio-type five-axis machining center;

Figure 2: A top view of a patio-type five-axis machining center;

Figure 3: Schematic diagram of the three-dimensional structure of the X-axis fixing seat;

Figure 4: Schematic diagram of the three-dimensional structure of the Z-axis holder.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention.

Specific embodiment 1: Please refer to Fig. 1 to Fig. 4. In the embodiment of the present utility model, a patio type five-axis machining center includes a base 1, the base 1 is a U-shaped structure, and the left and right sides of the base 1 are The right sides are respectively provided with side walls upright and parallel to each other, which are the left side wall 101 and the right side wall 102 respectively, and the Y-axis screw drive assembly 2 is respectively arranged above the left side wall 101 and the right side wall 102, An X-axis fixing seat 4 is arranged above the base 1, and the X-axis fixing seat 4 is fixedly connected with the Y-axis screw driving assembly 2, and the X-axis fixing seat 4 is mounted on the base 1 through the Y-axis screw driving assembly 2 Move along the Y-axis direction; the Y-axis screw drive assembly 2 includes a first servo motor 201, a first screw 202 and a first nut 203, the first servo motor 201 is fixed on the base 1, the The first screw mandrel 202 is drivingly connected to the first servo motor 201, the first nut 203 is screwed to the first screw mandrel 202, the first nut 203 is fixedly connected to the X-axis fixing seat 4, and the first servo motor 201 drives the first screw rod 202 to rotate, thereby driving the first nut 203 and the X-axis fixing base 4 to move along the Y-axis direction.

Above the left side wall 101 and the right side wall 102, a first slide rail assembly 3 is respectively provided, and the first slide rail assembly 3 includes a first slide rail 301 and a first slide block 302, and the first slide rail assembly 3 The rail 301 is fixed on the base 1 , the top end of the first sliding block 302 is fixedly connected with the X-axis fixing seat 4 , and the bottom end of the first sliding block 302 slides on the first sliding rail 301 .

A first through hole 401 is provided in the middle of the X-axis fixing seat 4, an X-axis screw driving assembly 5 is arranged on the X-axis fixing seat 4, and a Z-axis fixing seat 7 is arranged above the X-axis fixing seat 4, The bottom of the Z-axis fixing base 7 is slidingly connected with the X-axis fixing base 4 through the X-axis screw driving assembly 5, and the X-axis screw driving assembly 5 drives the Z-axis fixing base 7 on the X-axis fixing base 4 along the X-axis direction movement; the X-axis screw drive assembly 5 includes a second servo motor 501, a second screw 502 and a second nut 503, and the second servo motor 501 is fixed on the X-axis fixing base 4, so The second screw rod 502 is drivingly connected to the second servo motor 501 , the second nut 503 is screwed to the second screw rod 502 , and the second nut 503 is fixedly connected to the Z-axis fixing seat 7 . The second servo motor 501 drives the second screw rod 502 to rotate, thereby driving the second nut 503 and the Z-axis fixing seat 7 to move along the X-axis direction.

The front and rear sides above the X-axis fixed seat 4 are respectively provided with a second slide rail assembly 6, and the second slide rail assembly 6 includes a second slide rail 601 and a second slide block 602. The second slide rail assembly 6 includes a second slide rail 601 and a second slide block 602. The rail 601 is fixed on the X-axis fixing base 4 , the top end of the second sliding block 602 is fixedly connected with the Z-axis fixing base 7 , and the bottom end of the second sliding block 602 slides on the second sliding rail 601 .

A second through hole 701 is provided in the middle of the Z-axis fixing base 7, and the headstock 10 is connected in the second through hole 701, and a Z-axis screw drive assembly 8 is provided on the rear side of the second through hole 701. The spindle box 10 is vertically arranged with the Z-axis fixing seat 7, the spindle box 10 is fixedly connected with the Z-axis screw drive assembly 8, and the bottom end of the spindle box 10 passes through the first through hole of the X-axis fixing seat 4 401. The Z-axis screw drive assembly 8 drives the headstock 10 to move up and down in the Z-axis direction.

The upper and lower sides of the second through hole 701 of the Z-axis fixing seat 7 are respectively provided with raised parts, which are respectively an upper raised part 702 and a lower raised part 703, and the upper raised part 702 is U-shaped. structure, the upper raised portion 702 corresponds to the outer structure of the second through hole 701 , and the Z-axis screw drive assembly 8 is fixed on the rear side of the upper raised portion 702 .

The left and right sides of the second through hole 701 are respectively provided with a third slide rail assembly 9, the third slide rail assembly 9 includes a third slide rail 901 and a third slide block 902, the third slide rail assembly 9 The rail 901 is fixed on the left and right sides of the headstock 10, the top of the third slide block 902 is fixedly connected with the side wall of the second through hole 701, and the bottom end of the third slide block 902 is on the third slide rail. Swipe on 901.

The Z-axis screw driving assembly 8 includes a third servo motor 801, a third screw 802 and a third nut 803, the third servo motor 801 is fixed on the upper protrusion 702, and the third screw 802 It is arranged vertically with the Z-axis fixing base 7 and is drivingly connected with the third servo motor 801 , the third nut 803 is screwed with the third screw rod 802 , and the third nut 803 is fixedly connected with the headstock 10 . The third servo motor 801 drives the third screw rod 802 to rotate, thereby driving the third nut 803 and the headstock 10 to move up and down along the Z-axis direction.

Compared with the prior art, the utility model provides a patio-type five-axis machining center machine, which adopts a "well" structure, and places the spindle box in the middle of the "well", maximizing the rail span of the X-axis and Y-axis , avoiding the defects caused by the suspension of the headstock outside, effectively improving the rigidity and stability of the moving parts, the unique design of the Z-axis fixing seat, reducing the center of gravity of the headstock as much as possible, while ensuring the center of gravity of the headstock and the Z-axis The planes of the moving line and rail coincide to minimize the torque deformation caused by the resistance to the line rail screw during cutting, and ensure that the center of gravity of the movement is always in the middle of the "well" to ensure the accuracy of machining.

It is obvious to those skilled in the art that the present invention is not limited to the details of the foregoing exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive no matter from all points of view. The scope of the present invention is defined by the appended claims rather than the foregoing description, so it is intended that the scope of the present invention be defined by the appended claims rather than by the foregoing description All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only includes an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (8)

1. The raise type five-axis machining center machine is characterized in that: the X-axis fixing seat is fixedly connected with the Y-axis screw rod driving component and moves on the base along the Y-axis direction through the Y-axis screw rod driving component; the X-axis fixing seat is provided with a first through hole in the middle, an X-axis screw driving assembly is arranged on the X-axis fixing seat, a Z-axis fixing seat is arranged above the X-axis fixing seat, the lower part of the Z-axis fixing seat is connected with the X-axis fixing seat in a sliding mode through the X-axis screw driving assembly, and the X-axis screw driving assembly drives the Z-axis fixing seat to move on the X-axis fixing seat along the X-axis direction; the middle of the Z-axis fixing seat is provided with a second through hole, a spindle box is connected in the second through hole, a Z-axis screw rod driving assembly is arranged on the rear side of the second through hole, the spindle box is perpendicular to the Z-axis fixing seat, the spindle box is fixedly connected with the Z-axis screw rod driving assembly, the bottom end of the spindle box penetrates through a first through hole of the X-axis fixing seat, and the Z-axis screw rod driving assembly drives the spindle box to move up and down in the Z-axis direction.

2. The raise type five-axis machining center machine according to claim 1, characterized in that: the upper and lower both sides of the second through-hole of Z axle fixing base are equipped with the bellying respectively, are last bellying and lower bellying respectively, it is U type structure to go up the bellying, it is corresponding with the appearance structure of second through-hole to go up the bellying, Z axle screw rod drive assembly is fixed in the rear side of last bellying.

3. The raise type five-axis machining center machine according to claim 1, characterized in that: the upper portions of the left side wall and the right side wall are respectively provided with a first slide rail assembly, the first slide rail assembly comprises a first slide rail and a first slide block, the first slide rail is fixed on the base, the top end of the first slide block is fixedly connected with the X-axis fixing base, and the bottom end of the first slide block slides on the first slide rail.

4. The raise type five-axis machining center machine according to claim 1, characterized in that: the X-axis fixing seat is characterized in that a second slide rail assembly is arranged on each of the front side and the rear side above the X-axis fixing seat respectively, the second slide rail assembly comprises a second slide rail and a second slide block, the second slide rail is fixed on the X-axis fixing seat, the top end of the second slide block is fixedly connected with the Z-axis fixing seat, and the bottom end of the second slide block slides on the second slide rail.

5. The raise type five-axis machining center machine according to claim 2, characterized in that: the left side and the right side in the second through hole are respectively provided with a third slide rail assembly, the third slide rail assembly comprises a third slide rail and a third slide block, the third slide rail is fixed on the left side and the right side of the spindle box, the top end of the third slide block is fixedly connected with the side wall of the second through hole, and the bottom end of the third slide block slides on the third slide rail.

6. The raise type five-axis machining center machine according to claim 1, characterized in that: the Y-axis screw rod driving assembly comprises a first servo motor, a first screw rod and a first nut, the first servo motor is fixed on the base, the first screw rod is in driving connection with the first servo motor, the first nut is in threaded connection with the first screw rod, and the first nut is fixedly connected with the X-axis fixing seat.

7. The raise type five-axis machining center machine according to claim 1, characterized in that: the X-axis screw rod driving assembly comprises a second servo motor, a second screw rod and a second nut, the second servo motor is fixed on the X-axis fixing seat, the second screw rod is in driving connection with the second servo motor, the second nut is in threaded connection with the second screw rod, and the second nut is fixedly connected with the Z-axis fixing seat.

8. The raise type five-axis machining center machine according to claim 2, characterized in that: the Z-axis screw rod driving assembly comprises a third servo motor, a third screw rod and a third nut, the third servo motor is fixed to the upper protruding portion, the third screw rod is perpendicular to the Z-axis fixing seat and is in driving connection with the third servo motor, the third nut is in threaded connection with the third screw rod, and the third nut is fixedly connected with the spindle box.