CN110711865A

CN110711865A - Processing machine with horizontal middle spindle and two-side double-tool turret

Info

Publication number: CN110711865A
Application number: CN201810767046.4A
Authority: CN
Inventors: 吴炫隆
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-07-13
Filing date: 2018-07-13
Publication date: 2020-01-21
Anticipated expiration: 2038-07-13
Also published as: CN110711865B

Abstract

A processing machine with a horizontal middle spindle and two tool turrets on two sides comprises a machine table, a spindle unit, a pair of tool turret units and a pair of first axial driving units. The main shaft unit is fixed in the intermediate part of the top surface of the machine platform, and approaches to the front side, and has a fixed seat, extends along the first axial direction and the shaft is located the two-way chuck of fixed seat, and can drive the two-way chuck pivoted clamping driving piece, the turret unit receives the drive of first axial drive unit can be followed the first axial slip, and set up respectively in the first side and the second side of machine platform, and follow first axial branch is located main shaft unit both sides, and include saddle, shaft respectively locate the turret of saddle, and install in saddle and drive turret pivoted turret driving piece, the turret uses respectively along the perpendicular to the central line of first axial second axial extension produces the rotation as the center of rotation. Therefore, the tool changing operation of an operator can be facilitated.

Description

Processing machine with horizontal middle spindle and two-side double-tool turret

Technical Field

The invention relates to a metal processing machine, in particular to a processing machine with a horizontal middle main shaft and double tool turrets on two sides.

Background

A conventional horizontal processing machine with dual spindles and dual turrets (taiwan patent No. M536108) includes a frame, a centrally disposed movable shaft seat, a first shaft seat disposed on the frame and located on one side of the movable shaft seat along a horizontal axis, and a second shaft seat disposed on the frame and located on the other side of the movable shaft seat along the horizontal axis. The processing ends of a first main shaft of the first shaft seat and a second main shaft of the second shaft seat face each other (the first main shaft and the second main shaft are parallel or are positioned on the same straight line), the first shaft seat and the second shaft seat are utilized to respectively mount cutters, and one first rotating shaft and one second rotating shaft of the movable shaft seat are also respectively mounted with cutters, so that a workpiece can be processed.

Another triaxial horizontal processing machine (taiwan certificate number TW M546866 patent) includes a board, two processing groups to and a work piece clamping group, processing group respectively has a tool changing mechanism, the axial of tool changing mechanism is located same first axis of rotation on the straight line.

Although both of the above-described horizontal processing machines have a double turret and can achieve the desired processing objectives. However, when an operator wants to perform a tool changing operation on the tool turret, the operator must manually rotate the tool turret to rotate, and the position of the tool to be replaced approaches the front side of the machine (i.e. the position adjacent to the operator standing position), which results in a long time consuming tool changing operation.

In addition, when the cutter mounted on the turret performs cutting processing on a workpiece, the rotation direction of the turret faces the standing position of an operator, and chips generated by the cutting processing may be sprayed on the operator, which may cause accidental injury.

Disclosure of Invention

The invention aims to provide a processing machine which is simple in structure and convenient to change tools and is provided with a horizontal middle spindle and double tool turrets on two sides.

The invention relates to a processing machine with a horizontal middle spindle and two double tool turrets on two sides, which comprises a machine table, a spindle unit, a pair of tool turret units and a pair of first axial driving units, wherein the machine table comprises a top surface, a pair of guide rails arranged on the top surface and extending along a first axial direction, the top surface is provided with a first side, a second side opposite to the first side along the first axial direction, a front side and a rear side opposite to the front side along a second axial direction perpendicular to the first axial direction, the spindle unit is fixed on the machine table and approaches to the front side, and is provided with a fixed seat fixedly arranged on the machine table, a bidirectional chuck extending along the first axial direction and axially arranged on the fixed seat, and a clamping driving piece arranged on the machine table and driving the bidirectional chuck to rotate, the tool turret units can slide along the first axial direction and respectively correspond to the first side and the second side of the machine table, the cutter towers respectively rotate by taking a central line extending along the second axial direction as a rotation center, and the first axial driving unit is arranged between the machine platform and the cutter tower unit and can drive the cutter tower unit to slide along the first axial direction and relative to the machine platform.

According to the processing machine with the horizontal middle spindle and the double turrets on the two sides, the turrets of the turret unit are located between the bidirectional chuck and the rear side.

The invention relates to a processing machine with a horizontal middle spindle and double tool turrets on two sides, wherein saddles of tool turret units are respectively provided with a bottom piece which can slide and is arranged on a guide rail in a striding mode, a striding piece arranged on the bottom piece, a linear slide rail group arranged between the bottom piece and the striding piece, and a driving and reversing tool driving piece which is arranged between the bottom piece and the striding piece and can drive the striding piece to slide relative to the bottom piece along the second axial direction, and the tool turrets are respectively arranged on the striding piece.

The processing machine with the horizontal middle spindle and the double-cutter towers on two sides is characterized in that the top surface of the machine table is also provided with a main area and an outer area which corresponds to the front side and is convexly arranged outside the main area, the first side, the second side, the front side, the rear side and the guide rail are arranged in the main area, and the spindle unit is fixedly arranged in the outer area.

The processing machine with the horizontal middle spindle and the double tool turrets on two sides further comprises a protective cover unit which is enclosed outside the machine table, the spindle unit and the tool turret unit.

The invention has the beneficial effects that: the tool turret is utilized to respectively rotate by taking the central line extending along the second axial direction as a rotation center, so that the end face of the tool turret perpendicular to the central line faces an operator, and the tool can be changed easily and quickly.

Drawings

FIG. 1 is a perspective assembly view of one embodiment of a horizontal center spindle and two sided double turret processing machine of the present invention;

FIG. 2 is a fragmentary perspective assembly view of the embodiment;

FIG. 3 is a fragmentary front schematic view of the embodiment;

FIG. 4 is a cross-sectional view taken along line IV-IV in FIG. 3;

FIG. 5 is a cross-sectional view taken along line V-V in FIG. 3;

fig. 6 is a cross-sectional view taken along a line vi-vi in fig. 5.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and examples.

Referring to fig. 1 and 2, an embodiment of the present invention of a horizontal machining center with a central spindle and two double turrets includes a machine table 10, a spindle unit 20, a pair of turret units 30, a shield unit 40, and a pair of first axial driving units 50 (see fig. 5).

Referring to fig. 3, 4 and 5, the machine 10 includes a top surface 11, a pair of guide rails 12 disposed on the top surface 11 and extending along a first axial direction X, the top surface 11 has a main area 111, an outer area 112 protruding outside the main area 111, the main area 111 has a first side 113, a second side 114 opposite to the first side 113 along the first axial direction X, a front side 115, and a rear side 116 opposite to the front side 115 along a second axial direction Y perpendicular to the first axial direction X. The guide rail 12 is disposed in the main area 111 and between the front side 115 and the rear side 116, and the outer area 112 is located outside the front side 115.

Referring to fig. 3, 4 and 5, the spindle unit 20 is fixed to the outer region 112 of the machine 10 and approaches the front side 115, and has a fixing seat 21 fixed to the outer region 112, a bidirectional chuck 22 extending along the first axial direction X and axially disposed on the fixing seat 21, and a clamping driving member 23 mounted on the machine 10 and capable of driving the bidirectional chuck 22 to rotate. The bi-directional chuck 22 can simultaneously hold two workpieces that can be oppositely disposed along the first axial direction X (the internal structure of the bi-directional chuck 22 is not important to the present invention, and therefore not illustrated and not shown).

Referring to fig. 3, 4 and 5, the turret unit 30 can slide along the first axial direction X and is disposed on the first side 113 and the second side 114 of the machine 10, and is disposed on both sides of the spindle unit 20 along the first axial direction X, and includes a saddle 31 straddling the guide rail 12, a turret 32 axially disposed on the saddle 31, and a turret driving member 33 mounted on the saddle 31 and capable of driving the turret 32 to rotate. The saddles 31 each have a bottom piece 311 capable of sliding and straddling over the guide rail 12, a straddling piece 312 disposed on the bottom piece 311, a linear sliding rail set 313 disposed between the bottom piece 311 and the straddling piece 312, and a tool advancing and retracting driving piece 314 disposed between the bottom piece 311 and the straddling piece 312 and capable of driving the straddling piece 312 to slide relative to the bottom piece 311 along the second axial direction Y, the turrets 32 are respectively mounted on the straddling pieces 312, the turrets 32 respectively rotate with a center line L extending along the second axial direction Y as a rotation center, and each have an end surface 321 perpendicular to the center line L and facing the outside of the front side 115, and the turrets 32 can respectively mount a plurality of tools (not shown) spaced around the center line L, the tool advancing and retracting driving piece 314 has a servo motor 315 mounted on the straddling piece 314, A lead screw 316 pivoted to the spanning member 312 and extending along the second axial direction Y, and a nut 317 fixed to the top of the bottom member 311 and engaged with the lead screw 316 (see fig. 4 and 5). The servo motor 315 is activated to drive the span 312 and the turret 32 to perform feeding and retracting operations with respect to the spindle unit 20 along the second axial direction Y. The span 312 has a shaft seat 318 for the turret 32 to be mounted and positioned and for the turret driving member 33 to be mounted and positioned. And the turret 32 is positioned between the bi-directional clamp 22 and the rear side 116.

The shield unit 40 surrounds the machine 10, the spindle unit 20 and the turret unit 30.

Referring to fig. 6, the first axial driving units 50 are installed between the machine platform 10 and the turret unit 30, and can drive the turret unit 30 to slide along the first axial direction X and relative to the machine platform 10, each of the first axial driving units 50 of this embodiment has a driving motor 51 installed on the machine platform 10, a lead screw 52 driven by the driving motor 51 and extending along the first axial direction X, and a threaded sleeve 53 installed on the bottom part 311 and threaded with the lead screw 52, and the driving motor 51 is started to drive the turret unit 30 to move along the first axial direction X relative to the spindle unit 20.

After the above components are integrally combined, the spindle unit 20 is used to clamp a workpiece and can drive the workpiece to rotate, the tool turret 32 is driven by the tool advancing and retracting driving member 314 to perform tool advancing and retracting along the second axial direction Y relative to the workpiece, the first axial driving unit 50 is used to respectively drive the tool turret unit 30 to generate displacement along the first axial direction X, and the tool turret 32 can also be driven by the tool turret 32 driving member 33 of the tool turret unit 30 to rotate, so as to achieve the purpose of processing the workpiece.

Thus, the efficacy of the present invention is as follows:

firstly, by using the center line L of the turret 32 extending along the second axial direction Y as the rotation center and the function of the end face 321 facing the outside of the front side 115, when the operator stands outside the front side 115 of the machine 10, the operator can easily select the tool to be replaced, the time for replacing the tool can be greatly shortened, and the productivity can be improved.

Secondly, by using the center line L of the turret 32, which can extend along the second axial direction Y, as a rotation center to generate a rotation effect, when the tool mounted on the turret 32 cuts the workpiece, the rotation direction of the turret 32 faces the shield unit 40, the chips generated by the cutting process are blocked by the shield unit 40, which not only facilitates the collection of the chips, but also prevents the accidental injury to the operator.

In conclusion, the processing machine with the horizontal middle spindle and the double tool turrets on the two sides has a simple overall structure, can save the tool changing time and improve the productivity, and can really achieve the purpose of the invention.

Claims

1. A processing machine with a horizontal middle spindle and two tool turrets on two sides comprises a machine table, a spindle unit, a pair of tool turret units and a pair of first axial driving units, and is characterized in that:

the machine table comprises a top surface and a pair of guide rails which are arranged on the top surface and extend along a first axial direction, wherein the top surface is provided with a first side, a second side opposite to the first side along the first axial direction, a front side and a rear side opposite to the front side along a second axial direction perpendicular to the first axial direction;

the main shaft unit is fixed on the machine table and approaches to the front side, and is provided with a fixed seat fixedly arranged on the machine table, a bidirectional chuck extending along the first axial direction and axially arranged on the fixed seat, and a clamping driving piece arranged on the machine table and driving the bidirectional chuck to rotate;

the cutter tower unit can slide along the first axial direction, corresponds to the first side and the second side of the machine table respectively, is arranged on two sides of the main shaft unit along the first axial direction respectively, and comprises a saddle striding over the guide rail, a cutter tower axially arranged on the saddle, and a cutter tower driving piece arranged on the saddle and driving the cutter tower to rotate respectively, wherein the cutter tower rotates by taking a central line extending along the second axial direction as a rotation center;

the first axial driving unit is arranged between the machine platform and the cutter tower unit and can drive the cutter tower unit to slide along the first axial direction and relative to the machine platform.

2. The converting machine of claim 1 having a horizontal central spindle and two sided double turrets, wherein: the turret of the turret unit is located between the bidirectional collet and the rear side.

3. The converting machine of claim 2 having a horizontal central spindle and two sided double turrets, wherein: the saddles of the tool turret units are respectively provided with a bottom piece which can slide and is arranged on the guide rail in a striding mode, a striding piece which is arranged on the bottom piece, a linear slide rail group which is arranged between the bottom piece and the striding piece, and a tool advance and retreat driving piece which is arranged between the bottom piece and the striding piece and can drive the striding piece to slide relative to the bottom piece along the second axial direction, and the tool turrets are respectively arranged on the striding pieces.

4. The converting machine of claim 1 having a horizontal central spindle and two sided double turrets, wherein: the top surface of board still has main area and corresponds to front side and protruding locate the outside region of main area outside, first side, second side, front side, rear side and guide rail set up in main area, the main shaft unit set firmly in the outside region.

5. The converting machine of claim 1 having a horizontal central spindle and two sided double turrets, wherein: the cutter tower unit is arranged on the machine table and comprises a spindle unit and a cutter tower unit.