阅读说明：本技术 一种内圆磨床及其该磨床的主轴和副轴的角度调节方法 (Internal grinding machine and angle adjusting method of main shaft and auxiliary shaft of internal grinding machine ) 是由 唐东雷 于 2020-04-30 设计创作，主要内容包括：本发明涉及一种内圆磨床,包括架体和设置在架体上的主轴和副轴,副轴和架体之间设有调节机构,调节机构包括设置在架体上的安装座、转动连接在安装座上的底座、螺纹连接在安装座上表面上的转动螺栓、开设在底座一端上的转动孔、开设在底座靠近转动孔一端上的第一圆弧槽、固定连接在安装座上的限位杆和设置在底座远离转动孔的一端和安装座之间的锁紧机构,将工件夹紧在主轴上的夹具中,转动底座,限位杆滑动连接在第一圆弧槽中,调节好副轴角度后,通过锁紧机构将底座锁紧在安装座上,方便了限位底座转动的角度,方便了操作者对主轴和副轴之间的角度进行调节,方便了对工件内壁上的锥面进行加工。(The invention relates to an internal grinder, which comprises a frame body, a main shaft and an auxiliary shaft which are arranged on the frame body, wherein an adjusting mechanism is arranged between the auxiliary shaft and the frame body, the adjusting mechanism comprises an installation seat arranged on the frame body, a base rotationally connected on the installation seat, a rotating bolt in threaded connection on the upper surface of the installation seat, a rotating hole arranged on one end of the base, a first arc groove arranged on one end of the base close to the rotating hole, a limiting rod fixedly connected on the installation seat and a locking mechanism arranged between one end of the base far away from the rotating hole and the installation seat, a workpiece is clamped in a clamp on the main shaft, the base is rotated, the limiting rod is slidably connected in the first arc groove, after the angle of the auxiliary shaft is adjusted, the base is locked on the installation seat through the locking mechanism, the rotating angle of the limiting base is convenient, and an operator can conveniently adjust the angle, the conical surface on the inner wall of the workpiece is convenient to process.)

1. The utility model provides an internal grinding machine, includes support body (1) and main shaft (2) and countershaft (3) of setting on support body (1), its characterized in that: an adjusting mechanism (4) used for adjusting the angle between the auxiliary shaft (3) and the main shaft (2) is arranged between the auxiliary shaft (3) and the frame body (1), the adjusting mechanism (4) comprises a mounting seat (5) arranged on the frame body (1), a base (6) rotatably connected on the mounting seat (5), a rotating bolt (7) in threaded connection with the upper surface of the mounting seat (5), a rotating hole (8) formed in one end of the base (6), a first arc groove (9) formed in one end, close to the rotating hole (8), of the base (6), a limiting rod (10) fixedly connected on the mounting seat (5), and a locking mechanism (11) arranged between one end, far away from the rotating hole (8), of the base (6) and the mounting seat (5), the base (6) is rotatably connected on the rotating bolt (7) through the rotating hole (8), the circle center of the first arc groove (9) is coincided with the axis of the rotating bolt (7), the limiting rod (10) is connected in the first arc groove (9) in a sliding mode, and the auxiliary shaft (3) is fixedly connected to the base (6).

2. The internal grinding machine according to claim 1, wherein: locking mechanism (11) are including offering latch segment (13) in second circular arc groove (12), the sliding connection second circular arc groove (12) on mount pad (5) upper surface, offering in base (6) keep away from locking hole (14), the locking bolt (15) of threaded connection on latch segment (13) on one of rotation hole (8), second circular arc groove (12) are concentric the setting with first circular arc groove (9), the cross-section of second circular arc groove (12) is the setting of dovetail form, latch segment (13) cross-section is the setting of dovetail form and sliding connection in second circular arc groove (12), locking bolt (15) sliding connection is in locking hole (14), the lower surface of the bolt head of locking bolt (15) supports tightly on base (6) upper surface.

3. The internal grinding machine according to claim 2, wherein: keep away from on mount pad (5) one end upper surface of rotating bolt (7) fixedly connected with be circular-arc scale (16) that sets up, the centre of a circle of scale (16) is concentric with the centre of a circle of second circular arc groove (12) and sets up base (6) are kept away from one end upper surface of rotating hole (8) and are served fixedly connected with mounting panel (17) one end upper surface of base (6) is kept away from in mounting panel (17) fixedly connected with pointer (18), pointer (18) one end is located scale (16) top.

4. The internal grinding machine according to claim 3, wherein: install a limiting plate (19) on mount pad (5) keep away from one end upper surface of rotating bolt (7) limiting plate (19) have been close to first arc surface (20) on one side lateral wall of base (6), first arc surface (20) are concentric setting with second arc groove (12) base (6) are kept away from and are seted up second arc surface (21) on the one end terminal surface of rotating hole (8), second arc surface (21) and second arc groove (12) are concentric setting, the butt between first arc surface (20) and second arc surface (21).

5. The internal grinding machine according to claim 4, wherein: set up a plurality of groups screw hole (22) along limiting plate (19) upper surface length direction on limiting plate (19) upper surface waist type groove (23) have been seted up along mounting plate (17) width direction on mounting plate (17) upper surface sliding connection has an adjusting bolt (24) in waist type groove (23), the one end and the screw hole (22) threaded connection of adjusting bolt (24) be equipped with on mount pad (5) and be used for conveniently finely tuning adjusting regulating part (25) of limiting plate (19) position on mount pad (5).

6. The internal grinding machine according to claim 5, wherein: adjusting part (25) include mounting bar (26), the fine setting bolt (27) of threaded connection on mounting bar (26) of fixed connection on mount pad (5) lateral wall, the one end of fine setting bolt (27) is rotated and is connected on the one end terminal surface of limiting plate (19).

7. The internal grinding machine according to claim 6, wherein: first hole (28) have been seted up on limiting plate (19) one end terminal surface second hole (29) have been seted up on first hole (28) bottom surface, the diameter in second hole (29) is greater than the diameter in first hole (28) one of fine setting bolt (27) serves fixedly connected with regulating block (30), regulating block (30) rotate to be connected in second hole (29), the one end of fine setting bolt (27) is rotated and is connected in first hole (28), and the diameter in first hole (28) is greater than the diameter of fine setting bolt (27).

8. The internal grinding machine according to claim 7, wherein: third circular arc groove (31) have been seted up on mount pad (5) upper surface, the centre of a circle of third circular arc groove (31) and the coincidence of the centre of a circle of second circular arc groove (12), the cross-section of third circular arc groove (31) is the swallow-tail form setting sliding connection has locating piece (32) in third circular arc groove (31), the cross-section of locating piece (32) is the swallow-tail form setting threaded connection has positioning bolt (33) on locating piece (32) upper surface positioning hole (34) have been seted up on limiting plate (19) upper surface, positioning bolt (33) sliding connection is in positioning hole (34), and the bolt head lower surface of positioning bolt (33) supports tightly on limiting plate (19) upper surface.

9. A method of adjusting the angles of the main shaft and the auxiliary shaft of the internal grinding machine according to claim 8, characterized in that: comprises the following steps of (a) carrying out,

step one, unscrewing the rotating bolt (7), unscrewing the locking bolt (15), unscrewing the adjusting bolt (24) and screwing the positioning bolt (33);

rotating the base (6), sliding the pointer (18) above the graduated scale (16), and adjusting the pointer (18) to a preset angle according to visual inspection of an operator;

step three, screwing the adjusting bolt (24), sliding the adjusting bolt (24) into the waist-shaped groove (23), and connecting one end of the adjusting bolt (24) into the threaded hole (22) in a threaded manner;

step four, unscrewing the positioning bolt (33), rotating the fine adjustment bolt (27), and adjusting the pointer (18) to a preset angle;

and step five, after the pointer (18) is adjusted to a preset angle, screwing down the positioning bolt (33), locking the bolt (15) and rotating the bolt (7).

Technical Field

The invention relates to a machine tool, in particular to an internal grinding machine and an angle adjusting method of a main shaft and an auxiliary shaft of the internal grinding machine.

Background

The grinding machine is a machine tool for grinding the surface of a workpiece by using a grinding tool, and a general grinding machine realizes grinding operation on the workpiece by using a grinding wheel rotating at a high speed, wherein the internal grinding machine is mainly used for grinding the surface and the end face of an inner hole formed by cylindrical isolinear expansion.

It will be appreciated that the secondary shaft is particularly mounted on and slidable back and forth and positioned relative to the base plate which in turn is particularly mounted on the base. At present, the bottom plate of the existing internal grinding machine is fixedly assembled on the base and corresponds to the auxiliary shaft, so that the auxiliary shaft can only slide forwards and backwards, and thus, when a working head is used for grinding and punching, only straight holes can be ground, and grinding taper holes cannot be processed well, so that the processing requirements of enterprises cannot be met.

Disclosure of Invention

Aiming at the defects in the prior art, the first purpose of the invention is to provide the internal grinding machine which has the advantages that the rotation angle of the limiting base is convenient, the adjustment of the angle between the main shaft and the auxiliary shaft by an operator is convenient, and the machining effect of the conical surface on the inner wall of the workpiece is convenient.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides an internal grinding machine, includes the support body and sets up main shaft and the countershaft on the support body be equipped with an adjustment mechanism who is used for adjusting countershaft and main shaft angle between countershaft and the support body, adjustment mechanism is including setting up the mount pad on the support body, rotate the base of connection on the mount pad, threaded connection on the mount pad upper surface rotation bolt, set up at one of base rotation hole, set up and be close to the first circular arc groove that rotates hole one end, fixed connection on the mount pad and set up the one end of keeping away from rotation hole at the base and the locking mechanism between the mount pad, the base rotates through rotating the hole and connects on rotating the bolt, the centre of a circle in first circular arc groove and the axis coincidence of rotating the bolt, gag lever post sliding connection is in first circular arc groove, countershaft fixed connection is on the base.

Through adopting above-mentioned technical scheme, press from both sides the work piece tight in the anchor clamps on the main shaft, adjust the contained angle between countershaft and the main shaft as required and conveniently process the conical surface to work piece inside, the rotating base, gag lever post sliding connection is in first circular arc groove, after adjusting countershaft angle, lock the base on the mount pad through locking mechanism, through such setting, moreover, the steam generator is simple in structure, and convenient for operation, through the effect in gag lever post and first circular arc groove, spacing base pivoted angle has been made things convenient for, the angle of operator between to main shaft and countershaft has been made things convenient for and has been adjusted, the conical surface on the work piece inner wall has been made things convenient for and has been processed.

The invention is further configured to: locking mechanism is including offering the latch segment in second circular arc groove, the sliding connection second circular arc groove on the mount pad upper surface, offering and keeping away from the locking hole of one of rotation hole, the locking bolt of threaded connection on the latch segment at the base, second circular arc groove is concentric setting with first circular arc groove, the cross-section in second circular arc groove is the setting of dovetail, the latch segment cross-section is the setting of dovetail and sliding connection in second circular arc groove, locking bolt sliding connection is in the locking hole, the lower surface of the bolt head of locking bolt supports tightly on the base upper surface.

Through adopting above-mentioned technical scheme, locking bolt rotates to be connected in the check lock hole, locking bolt and latch segment threaded connection, latch segment sliding connection is in the second circular arc groove, when rotating the base, the latch segment slides in the second circular arc groove, after the angle of base has been adjusted, screws up locking bolt, the lower surface of the bolt head of locking bolt supports tightly on the base upper surface, through such setting, simple structure, convenient operation has made things convenient for the position of location base on the mount pad.

The invention is further configured to: the utility model discloses a bolt, including the rotation bolt, the installation seat is kept away from the rotation bolt and is served fixedly connected with one on the surface and be circular-arc scale that sets up, the centre of a circle of scale is concentric with the centre of a circle in second circular arc groove the base is kept away from and is served fixedly connected with mounting panel on the surface of one of rotation hole the mounting panel is kept away from and is served fixedly connected with pointer on the surface of base, pointer one end is located the scale top.

Through adopting above-mentioned technical scheme, through keeping away from one of rotation bolt at the mount pad and serving fixedly connected with scale, keep away from one of rotation hole at the base and serve fixedly connected with mounting panel, a fixedly connected with pointer on the mounting panel, the pointer is located the scale top, through such setting, simple structure, convenient operation has made things convenient for the operator to observe base pivoted angle, has made things convenient for operator control base to rotate.

The invention is further configured to: the mounting seat is kept away from one of rotation bolt and is served the upper surface and install a limiting plate the limiting plate has been seted up first arc surface on being close to one side lateral wall of base, first arc surface is concentric setting with second arc groove the base is kept away from and has been seted up the second arc surface on the one end terminal surface in rotation hole, second arc surface and second arc groove are concentric setting, the butt between first arc surface and the second arc surface.

Through adopting above-mentioned technical scheme, through installing the limiting plate on keeping away from one end upper surface of rotating the bolt at the installation cluster, butt between the one terminal second arc surface of base, through such setting, simple structure, convenient operation has improved base stability when rotating.

The invention is further configured to: set up a plurality of groups screw hole along limiting plate upper surface length direction on the limiting plate upper surface waist type groove has been seted up along mounting panel width direction on the mounting panel upper surface sliding connection has an adjusting bolt in the waist type groove, adjusting bolt's one end and screw hole threaded connection be equipped with the regulating part that is used for conveniently finely tuning the position of limiting plate on the mount pad.

Through adopting above-mentioned technical scheme, at first rotate the base as required, base pivoted angle roughly reaches predetermined angle, then screws up in the screw hole through adjusting bolt, fixes limiting plate and base, finely tunes the position of limiting plate on the mount pad through the regulating part, with base pivoted angular adjustment to predetermined angle, through such setting, simple structure, convenient operation has improved the accuracy to the control of base pivoted angle.

The invention is further configured to: the regulating part comprises a mounting bar fixedly connected to the side wall of the mounting seat and a fine adjustment bolt in threaded connection with the mounting bar, and one end of the fine adjustment bolt is rotatably connected to one end face of the limiting plate.

Through adopting above-mentioned technical scheme, mounting bar fixed connection is on the mount pad lateral wall, and fine setting bolt threaded connection rotates between the one end of fine setting bolt and the limiting plate one end terminal surface to be connected on the mounting bar, finely tunes through the joint gap between the one end of fine setting bolt and the limiting plate one end terminal surface, and through such setting, simple structure, convenient operation has made things convenient for the operator to finely tune the angle of base.

The invention is further configured to: the adjustable fine-tuning bolt is characterized in that a first hole is formed in the end face of one end of the limiting plate, a second hole is formed in the bottom face of the first hole, the diameter of the second hole is larger than that of the first hole, an adjusting block is fixedly connected to one end of the fine-tuning bolt and is rotatably connected to the second hole, one end of the fine-tuning bolt is rotatably connected to the first hole, and the diameter of the first hole is larger than that of the fine-tuning bolt.

Through adopting above-mentioned technical scheme, the one end of fine setting bolt is served the regulating block and is rotated and connect in the second hole, and the one end of fine setting bolt is rotated and is connected in first hole, and the diameter of the one end of fine setting bolt is less than the diameter in first hole, finely tunes through the clearance between first downthehole wall and the fine setting bolt outer wall, through such setting, simple structure, convenient operation has made things convenient for the operator to carry out the fine setting to the base through the fine setting bolt.

The invention is further configured to: the mounting base is characterized in that a third arc groove is formed in the upper surface of the mounting base, the circle center of the third arc groove coincides with that of the second arc groove, the cross section of the third arc groove is in a dovetail shape, a positioning block is slidably connected into the third arc groove, the cross section of the positioning block is in the dovetail shape, a positioning bolt is in threaded connection with the upper surface of the positioning block, a positioning hole is formed in the upper surface of the limiting plate, the positioning bolt is slidably connected into the positioning hole, and the lower surface of a bolt head of the positioning bolt abuts against the upper surface of the limiting plate.

Through adopting above-mentioned technical scheme, seted up the third circular arc groove on the mount pad upper surface, sliding connection has the locating piece in the third circular arc groove, and positioning bolt's one end passes behind the locating hole with locating piece threaded connection, and through screwing up positioning bolt, positioning bolt's the lower surface of bolt head supports tightly on the limiting plate upper surface, through such setting, simple structure, convenient operation has made things convenient for the operator to fix a position the position of limiting plate on the mount pad.

A second object of the present invention is to provide a method for adjusting an angle between a main shaft and a sub shaft of an internal grinding machine, the method comprising: comprises the following steps of (a) carrying out,

step one, unscrewing a rotating bolt, unscrewing a locking bolt, unscrewing an adjusting bolt and screwing a positioning bolt;

rotating the base, sliding the pointer above the graduated scale, and adjusting the pointer to a preset angle according to visual inspection of an operator;

step three, screwing the adjusting bolt, sliding the adjusting bolt into the waist-shaped groove, and connecting one end of the adjusting bolt in the threaded hole in a threaded manner;

step four, unscrewing the positioning bolt, rotating the fine adjustment bolt, and adjusting the pointer to a preset angle;

and step five, after the pointer is adjusted to a preset angle, screwing down the positioning bolt, locking the bolt and rotating the bolt.

In summary, the invention includes at least one of the following beneficial technical effects: the rotation angle of the limiting base is convenient, an operator can conveniently adjust the angle between the main shaft and the auxiliary shaft, and the conical surface on the inner wall of the workpiece can be conveniently machined; the position of the base on the mounting seat is convenient to position; the operator can conveniently position the position of the limiting plate on the mounting seat; the fine adjustment of the base is conveniently carried out by an operator through the fine adjustment bolt.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a schematic view showing the overall structure of the adjusting mechanism in the embodiment;

fig. 3 is a schematic view of a connection structure between the trimmer bolt and the retainer plate in the embodiment.

Reference numerals: 1. a frame body; 2. a main shaft; 3. a counter shaft; 4. an adjustment mechanism; 5. a mounting seat; 6. a base; 7. rotating the bolt; 8. rotating the hole; 9. a first arc groove; 10. a limiting rod; 11. a locking mechanism; 12. a second arc groove; 13. a locking block; 14. a locking hole; 15. locking the bolt; 16. a graduated scale; 17. mounting a plate; 18. a pointer; 19. a limiting plate; 20. a first arc surface; 21. a second arc surface; 22. a threaded hole; 23. a waist-shaped groove; 24. adjusting the bolt; 25. an adjustment member; 26. mounting a bar; 27. fine-tuning the bolt; 28. a first hole; 29. a second hole; 30. an adjusting block; 31. a third arc groove; 32. positioning blocks; 33. positioning the bolt; 34. positioning holes; 35. a detection mechanism; 36. a base plate; 37. a dovetail block; 38. a connecting plate; 39. a dovetail groove; 40. a servo cylinder; 41. an L-shaped plate; 42. an inner diameter measuring instrument; 43. installing a bolt; 44. a vertical plate; 45. and a grinding wheel dresser.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.