CN219358892U - Machining center for machining light-weight workpieces - Google Patents

Abstract

The utility model discloses a machining center for machining light-weight workpieces, which comprises a base, wherein the center of the base is connected with a workpiece seat for placing the workpieces through a movable seat component, the movable seat component is used for driving the workpiece seat to move left and right along an X axis, move back and forth along a Y axis and rotate along a Z axis, a first upright post is fixed on the base at the rear side of the workpiece seat, a first main shaft which moves up and down along the Z axis is arranged on the first upright post, a second upright post is fixed on the base at one of the left side and the right side of the workpiece seat, and a second main shaft which moves up and down along the Z axis is arranged on the second upright post.

Description

Machining center for machining light-weight workpieces

Technical Field

The present utility model relates to a machining center for machining a lightweight workpiece.

Background

At present, a common machining center is provided with a feeding mechanism on a base to drive a workpiece seat and a stand column to move respectively, so that a spindle arranged on the stand column and the workpiece seat can move relatively along an X axis and a Y axis, and then the workpiece seat is matched with the spindle arranged on the stand column to move along a Z axis for feeding so as to cut and machine the workpiece.

Generally, the axial feeding motion of the X, Y shaft is respectively responsible for completing one by the upright post and the workpiece seat, but when a lightweight workpiece is machined, a machining center often needs to perform a large amount of feeding motion with small amplitude, the inertia of the upright post is also large due to the large weight of the upright post, the accuracy is relatively low when the feeding motion with small amplitude is performed, and meanwhile, more energy sources are also required to be consumed when the feeding mechanism drives the upright post to move due to the large weight.

Therefore, how to overcome the above-mentioned drawbacks has become an important issue to be solved by the person skilled in the art.

Disclosure of Invention

The utility model overcomes the defects of the technology and provides the machining center for machining the light-weight workpiece.

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

the utility model provides a machining center for processing lightweight work piece, includes base 1, base 1 central authorities are connected with the work piece seat 3 that is used for placing the work piece through movable seat subassembly 2, movable seat subassembly 2 is used for driving work piece seat 3 is left and right movement along the X axle, is moved back and forth along the Y axle, rotates along the Z axle, be fixed with first stand 4 on the base 1 of work piece seat 3 rear side, install the first main shaft 5 that reciprocates along the Z axle on the first stand 4, be fixed with second stand 6 on the base 1 of wherein one side about the work piece seat 3, install the second main shaft 7 that reciprocates along the Z axle on the second stand 6.

Preferably, the movable seat assembly 2 comprises an X-axis track 21 extending left and right on the base 1, a first movable seat 22 moving left and right along the X-axis is installed and connected on the X-axis track 21, a Y-axis track 23 extending back and forth is arranged on the first movable seat 22, a second movable seat 24 moving back and forth along the Y-axis is installed and connected on the Y-axis track 23, an annular track 25 is arranged on the second movable seat 24, a third movable seat 26 rotating along the Z-axis is installed and connected on the annular track 25, and the workpiece seat 3 is fixedly connected with the third movable seat 26.

Preferably, a first Z-axis track 41 extending up and down for the first spindle 5 to be mounted thereon and moving up and down along the Z-axis is provided on the first upright 4; the second upright 6 is provided with a second Z-axis track 62 extending up and down for the second spindle 7 to be mounted thereon for moving up and down along the Z-axis.

Preferably, the first Z-axis track 41 and the second Z-axis track 62 have the same specification.

Preferably, the first main shaft 5 is a vertical main shaft or a horizontal main shaft or a linkage five-shaft head; the second main shaft 7 is a vertical main shaft or a horizontal main shaft or a linkage five-shaft head.

Preferably, at least one of the first spindle 5 and the second spindle 7 is a column spindle.

Compared with the prior art, the utility model has the beneficial effects that:

1. the first stand column of the machining center is fixed on the base, the workpiece seat is connected with the base through the movable seat component, the movable seat component drives the workpiece seat to move along the X axis, move along the Y axis and rotate along the Z axis to feed, so that the feeding action of the machining center is completed by driving the workpiece seat to move by the movable seat component except the up-down movement of the main shaft Z main shaft, and the machining center can save energy sources when the machining center is required to frequently perform small-amplitude feeding action for machining lightweight workpieces because the weight and the volume of the movable seat component are far smaller than those of the stand column, the feeding movement can be completed through the movable seat component, so that the feeding precision can be greatly improved, and the machining precision can be ensured. In addition, the second upright posts are arranged on the left side and the right side of the workpiece seat in the machining center, and are used for installing the second main shafts, so that the machining efficiency can be improved through the mutual cooperation of the first main shafts and the second main shafts, the workpiece is driven to rotate along the Z axis through the movable seat assembly, and the machining work of other surfaces except the bottom surface can be completed under the condition that the workpiece is not clamped again, and the machining efficiency and the machining precision are further improved.

2. The machining center moves left and right along the X-axis track through the first movable seat, moves back and forth along the Y-axis track, and rotates along the annular track through the second movable seat, so that the workpiece seat can be driven to move along the X-axis, move along the Y-axis and rotate along the Z-axis to feed, then the workpiece placed on the workpiece seat is driven to perform feeding action, and the direction of the workpiece can be changed through the rotation of the third movable seat under the condition that the workpiece is not clamped again, the direction of the workpiece is required to be changed by clamping again in the machining process, and the consistent improvement of the machining precision of the positioning reference can be ensured.

Drawings

Fig. 1 is a schematic view of a machining center in which a first spindle is a vertical spindle and a second spindle is a horizontal spindle.

Fig. 2 is a schematic view of a processing center.

Detailed Description

The following examples are provided to illustrate the features of the present utility model and other related features in further detail to facilitate understanding by those skilled in the art:

as shown in fig. 1 to 2, a machining center for machining a lightweight workpiece comprises a base 1, a workpiece seat 3 for placing the workpiece is connected to the center of the base 1 through a movable seat assembly 2, the movable seat assembly 2 is used for driving the workpiece seat 3 to move left and right along an X axis, move back and forth along a Y axis and rotate along a Z axis, a first upright post 4 is fixed on the base 1 at the rear side of the workpiece seat 3, a first main shaft 5 moving up and down along the Z axis is mounted on the first upright post 4, a second upright post 6 is fixed on the base 1 at one side of the left and right of the workpiece seat 3, and a second main shaft 7 moving up and down along the Z axis is mounted on the second upright post 6.

As described above, the first upright post 4 of the machining center is fixed on the base 1, and the workpiece seat 3 is connected with the base 1 through the movable seat assembly 2, and the movable seat assembly 2 drives the workpiece seat 3 to move along the X axis, move along the Y axis and rotate along the Z axis for feeding, so that the feeding motion of the machining center is completed by driving the workpiece seat 3 by the movable seat assembly 2 except for the up-down movement of the main shaft Z main shaft, and when the machining center is required to frequently perform small-amplitude feeding motion for machining lightweight workpieces, the weight and the volume of the movable seat assembly 2 are far smaller than those of the upright post, so that the feeding motion can be completed by the movable seat assembly 2, the feeding precision can be greatly improved, the machining precision can be ensured, and meanwhile, compared with the driving of the upright post for moving feeding, the energy source can be saved. In addition, the machining center is further provided with a second upright post 6 on one side of the left side and the right side of the workpiece seat 3 for installing a second main shaft 7, so that the machining efficiency can be improved through the mutual cooperation of the first main shaft 5 and the second main shaft 7, the workpiece is driven to rotate along the Z axis through the movable seat assembly 2, and the machining work of other surfaces except the bottom surface can be finished under the condition that the workpiece is not clamped again, and the machining efficiency and the machining precision are further improved.

As shown in fig. 1 to 2, preferably, the movable seat assembly 2 includes an X-axis rail 21 disposed on the base 1 and extending from left to right, a first movable seat 22 moving from left to right along the X-axis is mounted on the X-axis rail 21, a Y-axis rail 23 extending from front to back is disposed on the first movable seat 22, a second movable seat 24 moving from front to back along the Y-axis is mounted on the Y-axis rail 23, an annular rail 25 is disposed on the second movable seat 24, a third movable seat 26 rotating along the Z-axis is mounted on the annular rail 25, and the workpiece seat 3 is fixedly connected with the third movable seat 26, so that the workpiece seat 3 can be driven to move from left to right along the X-axis rail 21, the second movable seat 24 moves from front to back along the Y-axis rail 23, the third movable seat 26 rotates along the annular rail 25, and then the workpiece seat 3 is driven to perform feeding motion, and the workpiece seat 3 can be clamped in a uniform manner by changing the orientation of the third movable seat 26 without clamping the workpiece.

As shown in fig. 1 to 2, preferably, the first upright 4 is provided with a first Z-axis rail 41 extending up and down for the first spindle 5 to be mounted thereon for moving up and down along the Z-axis; the second upright 6 is provided with a second Z-axis track 62 extending up and down for the second spindle 7 to be mounted thereon and moving up and down along the Z-axis, so that the first spindle 5 can move up and down along the first Z-axis track 41 for feeding, and the second spindle 7 can move up and down along the second Z-axis track 62 for feeding.

As shown in fig. 1 to 2, preferably, the first Z-axis track 41 and the second Z-axis track 62 have the same specification, so that the first spindle 5 and the second spindle 7 can share parts, and parts can be conveniently interchanged, and meanwhile, the difficulty of later maintenance and repair can be greatly reduced.

As shown in fig. 1 to 2, preferably, the first main shaft 5 is a vertical main shaft or a horizontal main shaft or a linkage five-shaft head; the second spindle 7 is a vertical spindle or a horizontal spindle or a linkage five-shaft head, so that spindles in different forms can be flexibly used according to processing requirements to meet the processing requirements, and the processing flexibility is greatly improved.

As shown in fig. 1 to 2, preferably, at least one of the first spindle 5 and the second spindle 7 is a column spindle.

As described above, the present disclosure protects a machining center for machining lightweight workpieces, and all technical solutions identical or similar to the present disclosure should be shown as falling within the scope of protection of the present disclosure.

Claims (6)

1. A machining center for machining lightweight workpieces is characterized by comprising a base (1), wherein a workpiece seat (3) for placing the workpieces is connected to the center of the base (1) through a movable seat assembly (2), the movable seat assembly (2) is used for driving the workpiece seat (3) to move left and right along an X axis, move back and forth along a Y axis and rotate along a Z axis, a first upright post (4) is fixed on the base (1) at the rear side of the workpiece seat (3), a first spindle (5) moving up and down along the Z axis is mounted on the first upright post (4), a second upright post (6) is fixed on the base (1) at one side of the left and right of the workpiece seat (3), and a second spindle (7) moving up and down along the Z axis is mounted on the second upright post (6).

2. The machining center for machining lightweight workpieces according to claim 1, characterized in that the movable seat assembly (2) comprises an X-axis track (21) which is arranged on the base (1) and extends leftwards and rightwards, a first movable seat (22) which moves leftwards and rightwards along an X-axis is installed and connected on the X-axis track (21), a Y-axis track (23) which extends forwards and backwards is arranged on the first movable seat (22), a second movable seat (24) which moves forwards and rightwards along the Y-axis is installed and connected on the Y-axis track (23), an annular track (25) is arranged on the second movable seat (24), a third movable seat (26) which rotates along a Z-axis is installed and connected on the annular track (25), and the workpiece seat (3) is fixedly connected with the third movable seat (26).

3. A machining center for machining lightweight workpieces according to claim 1, characterized in that the first upright (4) is provided with a first Z-axis rail (41) extending up and down for the first spindle (5) to be mounted thereon for up and down movement along the Z-axis;

and a second Z-axis track (62) which extends up and down and is used for the second spindle (7) to be installed on the second upright post (6) and move up and down along the Z-axis is arranged on the second upright post.

4. A machining center for machining lightweight workpieces according to claim 3, characterized in that the first Z-axis track (41) and the second Z-axis track (62) are identical in specification.

5. A machining center for machining lightweight workpieces according to claim 1, characterized in that the first spindle (5) is a vertical spindle or a horizontal spindle or a ganged five-spindle head; the second main shaft (7) is a vertical main shaft or a horizontal main shaft or a linkage five-shaft head.

6. A machining center for machining lightweight workpieces according to claim 5, characterized in that at least one of the first spindle (5) and the second spindle (7) is a column spindle.