阅读说明：本技术 一种机床主轴与刀塔的对心方法 (Centering method for machine tool spindle and tool turret ) 是由 易修权 于 2021-07-06 设计创作，主要内容包括：本发明公开了一种机床主轴与刀塔的对心方法,涉及机床主轴与刀塔的对心技术领域,为解决现有的主轴与刀架在对心操作时,通过增加垫片和垫块来调整刀架的位置,操作不方便,且无法保证垫片的厚度与需要调节高度尺寸一致,调节灵活性较差的问题。包括如下步骤,步骤一：旋转丝杆使得底部移动块在底部移动座内部的滑动轨道上滑动,并滑动至底部移动座内部的一端位置处；步骤二：通过底部移动座底部的移动机构使得刀具固定盘与机床主轴一端靠近；步骤三：根据刀具固定盘与机床主轴一端对比的情况来调节刀具固定盘的位置；步骤四：依次松开第二调节螺母、调节螺栓、第一调节螺母。(The invention discloses a centering method of a machine tool spindle and a tool turret, relates to the technical field of centering of the machine tool spindle and the tool turret, and aims to solve the problems that when the existing spindle and a tool rest are operated in a centering mode, the position of the tool rest is adjusted by adding a gasket and a cushion block, the operation is inconvenient, the thickness of the gasket cannot be guaranteed to be consistent with the height and the size needing to be adjusted, and the adjustment flexibility is poor. The method comprises the following steps: rotating the screw rod to enable the bottom moving block to slide on a sliding track in the bottom moving seat and slide to one end position in the bottom moving seat; step two: the cutter fixing disc is close to one end of a machine tool spindle through a moving mechanism at the bottom of the bottom moving seat; step three: adjusting the position of the cutter fixing disc according to the comparison condition of the cutter fixing disc and one end of a machine tool spindle; step four: and loosening the second adjusting nut, the adjusting bolt and the first adjusting nut in sequence.)

1. A centering method of a machine tool spindle and a tool turret is characterized in that: the centering of the machine tool spindle and the tool turret is adjusted by a centering adjusting mechanism (17), and the centering adjusting mechanism (17) comprises a bottom moving seat (1), a sliding track (2), a lead screw (3), a spindle box mounting seat (4), a limiting sliding groove (5), a bottom moving block (6), a limiting fixed block (7), a cutter head driving spindle box (8), a cutter fixed disk (9), a fixed supporting tube (10), a first adjusting nut (11), a movable supporting tube (12), a fixed adjusting seat (13), an adjusting bolt (14), a limiting connecting bolt (15) and a second adjusting nut (16);

the centering method of the machine tool spindle and the tool turret comprises the following steps:

the method comprises the following steps: rotating the screw rod (3) to enable the bottom moving block (6) to slide on the sliding track (2) in the bottom moving seat (1) and slide to one end position in the bottom moving seat (1);

step two: the cutter fixing disc (9) is close to one end of a machine tool spindle through a moving mechanism at the bottom of the bottom moving seat (1);

step three: adjusting the position of the tool fixing disc (9) according to the comparison condition of the tool fixing disc (9) and one end of a machine tool spindle;

step four: sequentially loosening the second adjusting nut (16), the adjusting bolt (14) and the first adjusting nut (11), then rotating the movable supporting tube (12) to enable the movable supporting tube (12) to stretch out and draw back or sink in the fixed supporting tube (10), adjusting the height of the cutter fixing disc (9), and screwing the first adjusting nut (11) after the adjustment is finished;

step five: adjusting the transverse position of a cutter fixing disc (9), selecting an adjusting bolt (14) on a corresponding end face of a fixed adjusting seat (13) according to the position of deviation during adjustment, then rotating the adjusting bolt (14), utilizing one end of the adjusting bolt (14) to abut against the side surface of a limiting connecting bolt (15), further driving a main spindle box mounting seat (4) to slide, realizing the transverse position adjustment of the main spindle box mounting seat (4), and tightening the adjusting bolts (14) on the two symmetrical end faces of the fixed adjusting seat (13) after the adjustment is finished;

step six: and screwing a second adjusting nut (16) tightly so that the main spindle box mounting seat (4) and the bottom moving block (6) are limited and fixed.

2. The centering method of the machine tool spindle and the turret according to claim 1, characterized in that: the upper end face of the bottom moving block (6) is integrally connected with four fixed supporting tubes (10), threads are arranged on the inner walls of the fixed supporting tubes (10), movable supporting tubes (12) are mounted inside the fixed supporting tubes (10), threads are arranged on the outer surfaces of the movable supporting tubes (12), the movable supporting tubes (12) are in threaded connection with the fixed supporting tubes (10), and first adjusting nuts (11) are mounted on the outer threads of the movable supporting tubes (12).

3. The centering method of the machine tool spindle and the turret according to claim 1, characterized in that: the novel spindle box is characterized in that four fixed adjusting seats (13) are fixedly connected to the upper surface of the spindle box mounting seat (4), threaded holes are formed in the symmetrical side surfaces of the fixed adjusting seats (13) respectively, adjusting bolts (14) are connected to the inner threads of the threaded holes, adjusting through grooves are formed in the upper end face and the lower end face of the fixed adjusting seats (13), and limiting connecting bolts (15) penetrate through the adjusting through grooves.

4. The centering method of the machine tool spindle and the turret according to claim 1, characterized in that: the inner wall of the movable supporting pipe (12) is provided with threads, the limiting connecting bolt (15) is connected to the inner wall of the movable supporting pipe (12) in a threaded mode, a second adjusting nut (16) is connected to the outer surface of the limiting connecting bolt (15) in a threaded mode, and the second adjusting nut (16) is located above the fixed adjusting seat (13).

5. The centering method of the machine tool spindle and the turret according to claim 1, characterized in that: the upper surface of the bottom moving block (6) is integrally connected with a limiting fixed block (7), a limiting sliding groove (5) is formed in the lower end face of the spindle box mounting seat (4), the limiting fixed block (7) is buckled inside the limiting sliding groove (5), and the outer surfaces of two symmetrical sides of the limiting fixed block (7) are attached to the symmetrical inner walls of the limiting sliding groove (5).

6. The centering method of the machine tool spindle and the turret according to claim 1, characterized in that: the cutter head driving spindle box is characterized in that a cutter head driving spindle box (8) is fixedly mounted on the upper surface of the spindle box mounting seat (4), and a cutter fixing disc (9) is fixedly mounted at one end of an output shaft of the cutter head driving spindle box (8).

7. The centering method of the machine tool spindle and the turret according to claim 1, characterized in that: the inner end face of the bottom moving seat (1) is fixedly connected with a sliding track (2), and the bottom moving block (6) is connected to the outer portion of the sliding track (2) in a sliding mode.

8. The centering method of the machine tool spindle and the turret according to claim 1, characterized in that: the bottom moving seat is characterized in that screw rods (3) are rotatably mounted on two symmetrical side surfaces in the bottom moving seat (1), threaded holes are formed in the side surfaces of the bottom moving block (6), the screw rods (3) penetrate through the threaded holes, and the screw rods (3) are in threaded connection with the bottom moving seat (1).

Technical Field

The invention relates to the technical field of centering of a machine tool spindle and a tool turret, in particular to a centering method of the machine tool spindle and the tool turret.

Background

The machine tool is one of necessary manufacturing equipments in the modern industrial processing and manufacturing, the machine tool can be used for processing mechanical parts of corresponding processes, the machine tool comprises a plurality of components including a main shaft and a tool rest, a raw material chamber is fixed at one end of the main shaft during processing, a processed tool is fixedly arranged on the tool rest, the main shaft is used for driving the raw material to rotate, the tool is used for processing rotary raw material such as driving and cutting, the tool rest and the main shaft are required to be concentric before processing, and the phenomenon of deviation of finished products is avoided.

However, when the existing spindle and tool rest are operated in a centering manner, the position of the tool rest is adjusted by adding the gasket and the cushion block, the operation is inconvenient, the thickness of the gasket cannot be guaranteed to be consistent with the height and the size to be adjusted, the adjustment flexibility is poor, and therefore a centering method of the spindle and the tool tower of the machine tool is provided.

Disclosure of Invention

The invention aims to provide a centering method of a machine tool spindle and a turret, and aims to solve the problems that when the existing spindle and a tool rest are operated in a centering mode, the position of the tool rest is adjusted by adding a gasket and a cushion block, the operation is inconvenient, the thickness of the gasket cannot be guaranteed to be consistent with the height and the size needing to be adjusted, and the adjustment flexibility is poor.

In order to achieve the purpose, the invention provides the following technical scheme: the centering method of the machine tool spindle and the tool turret is characterized in that the centering of the machine tool spindle and the tool turret is adjusted by a centering adjusting mechanism, and the centering adjusting mechanism comprises a bottom moving seat, a sliding track, a lead screw, a spindle box mounting seat, a limiting sliding chute, a bottom moving block, a limiting fixed block, a cutter head driving spindle box, a cutter fixing disk, a fixing support tube, a first adjusting nut, a movable support tube, a fixing adjusting seat, an adjusting bolt, a limiting connecting bolt and a second adjusting nut;

the centering method of the machine tool spindle and the tool turret comprises the following steps:

the method comprises the following steps: rotating the screw rod to enable the bottom moving block to slide on a sliding track in the bottom moving seat and slide to one end position in the bottom moving seat;

step two: the cutter fixing disc is close to one end of a machine tool spindle through a moving mechanism at the bottom of the bottom moving seat;

step three: adjusting the position of the cutter fixing disc according to the comparison condition of the cutter fixing disc and one end of a machine tool spindle;

step four: sequentially loosening the second adjusting nut, the adjusting bolt and the first adjusting nut, then rotating the movable supporting tube to enable the movable supporting tube to stretch out and draw back or sink in the fixed supporting tube, adjusting the height of the cutter fixing disc, and screwing the first adjusting nut after the adjustment is finished;

step five: adjusting the transverse position of the cutter fixing disc, selecting an adjusting bolt on a corresponding end face of the fixed adjusting seat according to the deviation position during adjustment, rotating the adjusting bolt, abutting one end of the adjusting bolt on the side surface of the limiting connecting bolt, further driving the main spindle box mounting seat to slide, realizing the transverse position adjustment of the main spindle box mounting seat, and tightening the adjusting bolts on the two symmetrical end faces of the fixed adjusting seat after the adjustment is finished;

step six: and screwing the second adjusting nut, so that the main shaft box mounting seat and the bottom moving block are limited and fixed.

In a further embodiment, the upper end surface of the bottom moving block is integrally connected with four fixed supporting tubes, threads are arranged on the inner walls of the fixed supporting tubes, movable supporting tubes are arranged inside the fixed supporting tubes, threads are arranged on the outer surfaces of the movable supporting tubes, the movable supporting tubes are in threaded connection with the fixed supporting tubes, and first adjusting nuts are arranged on the outer threads of the movable supporting tubes.

In a further embodiment, four fixed adjusting seats are fixedly connected to the upper surface of the spindle box mounting seat, a threaded hole is formed in each of the symmetrical side surfaces of the fixed adjusting seats, an adjusting bolt is connected to the inner threads of the threaded hole, adjusting through grooves are formed in the upper end surface and the lower end surface of each fixed adjusting seat, and the limiting connecting bolt penetrates through the adjusting through grooves.

In a further embodiment, the inner wall of the movable supporting tube is provided with threads, the limit connecting bolt is in threaded connection with the inner wall of the movable supporting tube, the outer surface of the limit connecting bolt is in threaded connection with a second adjusting nut, and the second adjusting nut is located above the fixed adjusting seat.

In a further embodiment, a limiting fixed block is integrally connected to the upper surface of the bottom moving block, a limiting sliding groove is formed in the lower end face of the spindle box mounting seat, the limiting fixed block is buckled inside the limiting sliding groove, and the outer surfaces of two symmetrical sides of the limiting fixed block are attached to the symmetrical inner walls of the limiting sliding groove.

In a further embodiment, a cutter head driving spindle box is fixedly mounted on the upper surface of the spindle box mounting seat, and a cutter fixing disc is fixedly mounted at one end of an output shaft of the cutter head driving spindle box.

In a further embodiment, a sliding track is fixedly connected to an inner end surface of the bottom moving seat, and the bottom moving block is slidably connected to the outside of the sliding track.

In a further embodiment, screw rods are rotatably mounted on two symmetrical side surfaces in the bottom moving seat, threaded holes are formed in the side surfaces of the bottom moving block, the screw rods penetrate through the threaded holes, and the screw rods are in threaded connection with the bottom moving seat.

Compared with the prior art, the invention has the beneficial effects that:

1. the fixed supporting tube and the movable supporting tube can provide enough supporting force for the spindle box mounting seat, and simultaneously, the movable supporting tube can be rotated to change the position of the movable supporting tube in the fixed supporting tube so as to further lift the height of the spindle box mounting seat;

2. according to the limiting connecting bolt and the second adjusting nut, the spindle box mounting seat can be fixedly mounted on the upper surface of the bottom moving block, and then the position of the cutter frame on the horizontal plane is adjusted by the fixed adjusting seat and the adjusting bolts on the two end faces of the fixed adjusting seat.

Drawings

FIG. 1 is an overall schematic view of the present invention;

FIG. 2 is an enlarged view of the invention at A;

FIG. 3 is a front view of the present invention;

FIG. 4 is a side view of the present invention;

fig. 5 is a top view of the present invention.

In the figure: 1. a bottom moving base; 2. a sliding track; 3. a screw rod; 4. a main spindle box mounting seat; 5. a limiting chute; 6. a bottom moving block; 7. a limit fixing block; 8. the cutter head drives the main shaft box; 9. a cutter fixing disc; 10. fixing the supporting tube; 11. a first adjusting nut; 12. a movable supporting tube; 13. fixing an adjusting seat; 14. adjusting the bolt; 15. a limiting connecting bolt; 16. a second adjusting nut; 17. a centering adjusting mechanism.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, an embodiment of the present invention is shown: a centering method of a machine tool spindle and a tool turret, the centering of the machine tool spindle and the tool turret is adjusted by a centering adjusting mechanism 17, and the centering adjusting mechanism 17 comprises a bottom moving seat 1, a sliding track 2, a lead screw 3, a spindle box mounting seat 4, a limiting sliding chute 5, a bottom moving block 6, a limiting fixed block 7, a cutter head driving spindle box 8, a cutter fixing disk 9, a fixing supporting tube 10, a first adjusting nut 11, a movable supporting tube 12, a fixing adjusting seat 13, an adjusting bolt 14, a limiting connecting bolt 15 and a second adjusting nut 16;

the centering method of the machine tool spindle and the tool turret comprises the following steps:

the method comprises the following steps: rotating the screw rod 3 to enable the bottom moving block 6 to slide on the sliding track 2 in the bottom moving seat 1 and slide to one end position in the bottom moving seat 1;

step two: the cutter fixing disc 9 is close to one end of a machine tool spindle through a moving mechanism at the bottom of the bottom moving seat 1;

step three: adjusting the position of the tool fixing disk 9 according to the comparison condition of the tool fixing disk 9 and one end of a machine tool spindle;

step four: sequentially loosening the second adjusting nut 16, the adjusting bolt 14 and the first adjusting nut 11, then rotating the movable supporting tube 12 to enable the movable supporting tube 12 to stretch out and draw back or sink in the fixed supporting tube 10, adjusting the height of the cutter fixing disc 9, and screwing the first adjusting nut 11 after the adjustment is finished;

step five: adjusting the transverse position of the cutter fixing disc 9, selecting an adjusting bolt 14 on a corresponding end face of the fixed adjusting seat 13 according to the deviation position during adjustment, then rotating the adjusting bolt 14, utilizing one end of the adjusting bolt 14 to abut against the side surface of the limiting connecting bolt 15, further driving the spindle box mounting seat 4 to slide, realizing the transverse position adjustment of the spindle box mounting seat 4, and screwing the adjusting bolts 14 on the two symmetrical end faces of the fixed adjusting seat 13 after the adjustment is finished;

step six: and (3) screwing the second adjusting nut 16, so that the spindle box mounting seat 4 and the bottom moving block 6 are limited and fixed.

Further, four fixed support pipes 10 are integrally connected to the upper end surface of the bottom moving block 6, threads are arranged on the inner walls of the fixed support pipes 10, movable support pipes 12 are installed inside the fixed support pipes 10, threads are arranged on the outer surfaces of the movable support pipes 12, the movable support pipes 12 are in threaded connection with the fixed support pipes 10, first adjusting nuts 11 are installed on the outer threads of the movable support pipes 12, wherein the fixed support tube 10 and the movable support tube 12 can provide enough supporting force for the spindle box mounting seat 4, the movable support tube 12 may be rotated to change the position of the movable support tube 12 inside the fixed support tube 10, and then the height of lifting headstock mount pad 4, compare at present through increasing the method that the height was raised to the gasket, this structure is adjusted more conveniently, need not to consider the thickness of gasket simultaneously for adjust the flexibility that the operation is more.

Further, four fixed adjusting seats 13 are fixedly connected to the upper surface of the spindle box mounting seat 4, a threaded hole is respectively formed in the symmetrical side surfaces of the fixed adjusting seats 13, an adjusting bolt 14 is connected to the internal thread of the threaded hole, adjusting through grooves are formed in the upper end surface and the lower end surface of the fixed adjusting seats 13, a limiting connecting bolt 15 penetrates through the adjusting through grooves, threads are formed in the inner wall of the movable supporting tube 12, a limiting connecting bolt 15 is connected to the inner wall of the movable supporting tube 12 in a threaded manner, a second adjusting nut 16 is connected to the outer surface of the limiting connecting bolt 15 in a threaded manner, the second adjusting nut 16 is located above the fixed adjusting seats 13, wherein the spindle box mounting seat 4 can be fixedly mounted on the upper surface of the bottom moving block 6 through the limiting connecting bolt 15 and the second adjusting nut 16, and then the position of the tool rest on the horizontal plane can be adjusted by the adjusting bolts 14 on the two end surfaces of the fixed adjusting seats 13 and the fixed adjusting seats 13, compare the mode operation that increases the cushion at present more convenient nimble.

Further, an integrated connection has spacing fixed block 7 on the upper surface of bottom movable block 6, is provided with spacing spout 5 on the lower terminal surface of headstock mount pad 4, and 7 buckles of spacing fixed block are in the inside of spacing spout 5, and the laminating of the symmetrical both sides surface of spacing fixed block 7 is on the symmetrical inner wall of spacing spout 5.

Further, a cutter head driving spindle box 8 is fixedly mounted on the upper surface of the spindle box mounting seat 4, a cutter fixing disc 9 is fixedly mounted at one end of an output shaft of the cutter head driving spindle box 8, a sliding rail 2 is fixedly connected to the inner end face of the bottom moving seat 1, and a bottom moving block 6 is slidably connected to the outer portion of the sliding rail 2.

The working principle is as follows: when the tool fixing device is used, the screw rod 3 is firstly rotated to enable the bottom moving block 6 to slide on the sliding track 2 in the bottom moving seat 1 and slide to one end position in the bottom moving seat 1, then the tool fixing disk 9 is enabled to be close to one end of a machine tool spindle through the moving mechanism at the bottom of the bottom moving seat 1, then the position of the tool fixing disk 9 is adjusted according to the comparison condition of the tool fixing disk 9 and one end of the machine tool spindle, during adjustment, the second adjusting nut 16, the adjusting bolt 14 and the first adjusting nut 11 are sequentially loosened, then the movable supporting tube 12 is rotated to enable the movable supporting tube 12 to stretch out and draw back or sink in the fixed supporting tube 10, the height of the tool fixing disk 9 is adjusted, after adjustment is finished, the first adjusting nut 11 is screwed, then the transverse position of the tool fixing disk 9 is adjusted, during adjustment, the adjusting bolt 14 on the corresponding end face of the fixed adjusting seat 13 is selected according to the deviation position, then adjusting bolt 14 rotates, one end of adjusting bolt 14 is abutted against the side surface of limiting connecting bolt 15, and then spindle box mounting seat 4 is driven to slide, so that the transverse position of spindle box mounting seat 4 is adjusted, adjusting bolt 14 on the symmetrical two end faces of fixed adjusting seat 13 is screwed after adjustment is finished, and finally second adjusting nut 16 is screwed, so that spindle box mounting seat 4 and bottom moving block 6 are fixed in a limiting manner.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.