CN214721207U

CN214721207U - Quick-change floating tapping device

Info

Publication number: CN214721207U
Application number: CN202121259476.9U
Authority: CN
Inventors: 明平刚
Original assignee: Foshan Taichuang Machinery Manufacturing Co ltd
Current assignee: Foshan Taichuang Machinery Manufacturing Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-11-16
Anticipated expiration: 2031-06-07

Abstract

The utility model belongs to the technical field of attack the tooth ware, especially, tooth ware is attacked to quick change formula floats, attack the tooth ware to current, it is the rigidity basically or float and attack the tooth ware, the problem that the structure is single relatively, the following scheme is proposed now, it includes the taper shank, the outside of taper shank is connected with attacks tooth ware nut, the front end of taper shank is the setting of cone head structure, the rear end of taper shank is the setting of sleeve structure, the sleeve structure in-connection of taper shank rear end has interior tooth piece, the inner wall central point of the sleeve structure of taper shank rear end puts and is provided with third compression spring, be connected with the third steel ball on the third compression spring, the sleeve structure in-connection of taper shank rear end has flange, the flange in-connection has unsteady cover. The utility model discloses a quick change floating structure's design, if the screw tap atress is too big when attacking the tooth, can overload protection, the protection screw tap is impaired, guarantee the work piece and attack tooth quality, and quick change floating structure's design can be quick convenient change chuck and screw tap.

Description

Quick-change floating tapping device

Technical Field

The utility model relates to a attack tooth ware technical field, especially relate to a tooth ware is attacked to quick change formula that floats.

Background

The tapping machine is a machining device for machining internal threads, screws or tooth buttons on the inner side surfaces of holes of parts with through holes or blind holes of different specifications, such as a part shell, an equipment end surface, a nut, a flange plate and the like, and is provided with a tapping device.

The existing tapping device is basically a rigid tapping device or a floating tapping device, the structure is relatively single, the existing large-batch processing products have high requirements on the tapping device due to the requirements on high yield of screw taps and workpieces, the large-thread workpieces are processed particularly, the stress condition of the screw taps in the processing process is complex, and the tapping device with the screw tap quick-changing performance and the overload protection is in urgent need.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems of the prior tapping device, basically, the rigid tapping device or the floating tapping device has the defect of relatively single structure, and provides the quick-change floating tapping device.

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

the utility model provides a tooth ware is attacked in quick change formula floats, including the taper shank, the outside of taper shank is connected with attacks tooth ware nut, the front end of taper shank is the setting of conical head structure, the rear end of taper shank is the setting of sleeve structure, the sleeve structure in-connection at the taper shank rear end has interior tooth piece, the inner wall central point of the sleeve structure at the taper shank rear end puts and is provided with third compression spring, be connected with the third steel ball on the third compression spring, the sleeve structure in-connection at the taper shank rear end has flange, be connected with floating sleeve in the flange, the outside of floating sleeve is connected with floating ring gear, floating ring gear and interior tooth piece cooperate, be provided with the cross spacer ring between the sleeve structure at the end position of floating sleeve and taper shank rear end, the third steel ball contacts with floating sleeve, the outside of floating sleeve is connected with the outer sleeve, be connected with the second compression spring between outer sleeve and the floating sleeve, be provided with interior kicking block in the floating sleeve, be provided with first compression spring between interior kicking block and the floating sleeve.

Preferably, the outer side of the tapping device nut is connected with a modified screw, a steel ball groove is formed in the outer side of the taper shank, a second steel ball is arranged in the steel ball groove, and the modified screw is in contact with the second steel ball.

Preferably, the outer side of the inner top block is sleeved with a second steel wire check ring, and the second steel wire check ring is matched with the inner side of the floating sleeve.

Preferably, the outer side of the floating sleeve is sleeved with a first steel wire check ring, and the first steel wire check ring is matched with the inner side of the outer sleeve.

Preferably, the inner wall of the floating sleeve is provided with a first steel ball.

Preferably, the outside cover of taper shank is equipped with the lantern ring, and the outside of lantern ring is provided with the fan leaf, evenly is provided with three stopper on the inner wall of lantern ring, and three spacing groove, stopper and spacing groove looks adaptation have evenly been seted up in the outside slope of taper shank.

Preferably, the outer side of the lantern ring is provided with three connecting blocks, the connecting blocks are connected with locking bolts, and the locking bolts are matched with the corresponding limiting grooves.

Compared with the prior art, the utility model has the advantages of:

1. the design of quick change formula floating structure is adopted to this scheme, and if the screw tap atress was too big when attacking the tooth, overload protection can protect the screw tap impaired, guarantee the work piece and attack tooth quality, improve and attack tooth efficiency.

2. By adopting the design of the quick-change floating structure, overload protection can prevent the main shaft of the power head of the equipment from being stressed too much, so that the main shaft or a servo motor and the like are damaged, the heat generated by high-speed tapping caused by overload is reduced, the influence of deformation on the precision of the main shaft is reduced, and the service life is shortened;

3. due to the design of the quick-change floating structure, the chuck and the screw tap can be quickly and conveniently replaced, the replacement efficiency of the cutter and the like is improved, and the production efficiency is improved;

4. the external taper mode taper is adopted, the collet chuck is connected internally, the universality is strong, and the clamping is quick and convenient;

5. the taper shank spindle and other nitriding treatment processes improve the hardness and the wear resistance and prolong the service life;

6. the taper shank spindle and the like are processed by electrophoresis and other processes, so that the color change resistance and the corrosion resistance are high, the impact resistance and the sweat resistance are good, and the appearance is attractive.

Drawings

Fig. 1 is a schematic structural view of a quick-change floating tapping machine provided by the present invention;

fig. 2 is a schematic side view of the collar and the fan blade according to the present invention;

fig. 3 is a schematic view of a connection structure of the quick-change floating tapping device, a lantern ring, fan blades and the like provided by the present invention;

fig. 4 is a schematic structural view of the taper shank provided by the present invention;

fig. 5 is a schematic structural diagram of a portion a in fig. 3 according to the present invention.

In the figure: 1. a taper shank; 2. a tapping device nut; 3. an outer sleeve; 4. a first steel ball; 5. a first wire retainer ring; 6. a second wire retainer ring; 7. an inner top block; 8. a first compression spring; 9. a second compression spring; 10. a second steel ball; 11. modifying a screw; 12. an inner tooth block; 13. a third steel ball; 14. a third compression spring; 15. a cross-shaped spacer ring; 16. a connecting flange; 17. a floating sleeve; 18. a floating gear ring; 19. a fan blade; 20. a collar; 21. a limiting block; 22. a limiting groove; 23. connecting blocks; 24. and locking the bolt.

Detailed Description

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

Referring to fig. 1-5, a quick-change floating tapping device comprises a taper shank 1, a tapping device nut 2 is connected to the outer side of the taper shank 1, a taper head structure is arranged at the front end of the taper shank 1, a sleeve structure is arranged at the rear end of the taper shank 1, an inner tooth block 12 is connected to the sleeve structure at the rear end of the taper shank 1, a third compression spring 14 is arranged at the central position of the inner wall of the sleeve structure at the rear end of the taper shank 1, a third steel ball 13 is connected to the third compression spring 14, a connecting flange 16 is connected to the sleeve structure at the rear end of the taper shank 1, a floating sleeve 17 is connected to the connecting flange 16, a floating tooth ring 18 is connected to the outer side of the floating sleeve 17, the floating tooth ring 18 is matched with the inner tooth block 12, a cross-shaped spacer ring 15 is arranged between the end position of the floating sleeve 17 and the sleeve structure at the rear end of the taper shank 1, the third steel ball 13 is in contact with the floating sleeve 17, an outer sleeve 3 is connected to the outer side of the floating sleeve 17, a second compression spring 9 is connected between the outer sleeve 3 and the floating sleeve 17, an inner top block 7 is arranged in the floating sleeve 17, and a first compression spring 8 is arranged between the inner top block 7 and the floating sleeve 17.

In this embodiment, the modified screw 11 is connected to the outer side of the tapping device nut 2, the steel ball groove is formed in the outer side of the taper shank 1, the second steel ball 10 is arranged in the steel ball groove, and the modified screw 11 is in contact with the second steel ball 10.

In this embodiment, the outside cover of interior kicking block 7 is equipped with second steel wire retaining ring 6, and second steel wire retaining ring 6 and the inboard looks adaptation of floating cover 17.

In this embodiment, the outer side of the floating sleeve 17 is sleeved with a first steel wire retaining ring 5, and the first steel wire retaining ring 5 is matched with the inner side of the outer sleeve 3.

In this embodiment, the inner wall of the floating sleeve 17 is provided with a first steel ball 4.

In the embodiment, a sleeve ring 20 is sleeved on the outer side of a taper shank 1, a fan blade 19 is arranged on the outer side of the sleeve ring 20, three limiting blocks 21 are uniformly arranged on the inner wall of the sleeve ring 20, three limiting grooves 22 are uniformly formed in the outer side of the taper shank 1 in an inclined manner, the limiting blocks 21 are matched with the limiting grooves 22, three connecting blocks 23 are arranged on the outer side of the sleeve ring 20, locking bolts 24 are connected onto the connecting blocks 23, and the locking bolts 24 are matched with the corresponding limiting grooves 22; during the specific use, establish the lantern ring 20 cover in the outside of taper shank 1 and slope upwards promotes for stopper 21 moves to spacing groove 22 in and slides along spacing groove 22, and it is inconsistent to twist tight locking bolt 24 until stopper 21 and spacing groove 22's inner wall, can link to each other lantern ring 20 with taper shank 1, and reverse operation can during the dismantlement.

In the embodiment, when the electric tooth tapping machine is used, an output shaft of the servo motor is connected with the floating sleeve 17, the floating sleeve 17 drives the taper shank 1 to rotate through the matching of the floating toothed ring 18 and the inner toothed block 12, the taper shank 1 can tap teeth, the taper shank 1 drives the fan blades 19 to rotate for blowing through the lantern ring 20 when rotating, and the temperature can be reduced when tapping; if attack the tooth and meet the resistance too big, the floating cover 17 that sets up will drive the selection of floating ring gear 18 and interior tooth piece 12 and break away from, stop to attack tooth work, and all structures in this application can all carry out the selection of material and length according to the in-service use condition, and the attached drawing is the schematic structure picture, and suitable adjustment can be made to specific actual size.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. A quick-change floating tapping device comprises a taper shank (1), wherein the outer side of the taper shank (1) is connected with a tapping device nut (2), the front end of the taper shank (1) is arranged in a taper head structure, and the rear end of the taper shank (1) is arranged in a sleeve structure, and is characterized in that an inner tooth block (12) is connected in the sleeve structure at the rear end of the taper shank (1), a third compression spring (14) is arranged at the central position of the inner wall of the sleeve structure at the rear end of the taper shank (1), a third steel ball (13) is connected on the third compression spring (14), a connecting flange (16) is connected in the sleeve structure at the rear end of the taper shank (1), a floating sleeve (17) is connected in the connecting flange (16), the outer side of the floating sleeve (17) is connected with a floating tooth ring (18), the floating tooth ring (18) is matched with the inner tooth block (12), a cross-shaped spacer ring (15) is arranged between the end position of the floating sleeve (17) and the sleeve structure at the rear end of the taper shank (1), the third steel ball (13) is in contact with the floating sleeve (17), the outer side of the floating sleeve (17) is connected with the outer sleeve (3), a second compression spring (9) is connected between the outer sleeve (3) and the floating sleeve (17), an inner ejector block (7) is arranged in the floating sleeve (17), and a first compression spring (8) is arranged between the inner ejector block (7) and the floating sleeve (17).

2. The quick-change floating tapping device according to claim 1, wherein the tapping device nut (2) is connected with a modified screw (11) on the outer side, the taper shank (1) is provided with a steel ball groove on the outer side, a second steel ball (10) is arranged in the steel ball groove, and the modified screw (11) is in contact with the second steel ball (10).

3. The quick-change floating tapping device according to claim 1, wherein a second wire retainer ring (6) is sleeved on the outer side of the inner top block (7), and the second wire retainer ring (6) is matched with the inner side of the floating sleeve (17).

4. The quick-change floating tapping device according to claim 1, wherein the floating sleeve (17) is sleeved with a first wire retaining ring (5) on the outside, and the first wire retaining ring (5) is adapted to the inside of the outer sleeve (3).

5. A quick-change floating tapping device according to claim 1, characterised in that the floating sleeve (17) is provided with a first steel ball (4) on its inner wall.

6. The quick-change floating tapping device according to claim 1, wherein a sleeve ring (20) is sleeved on the outer side of the taper shank (1), a fan blade (19) is arranged on the outer side of the sleeve ring (20), three limiting blocks (21) are uniformly arranged on the inner wall of the sleeve ring (20), three limiting grooves (22) are uniformly formed in the outer side of the taper shank (1) in an inclined manner, and the limiting blocks (21) are matched with the limiting grooves (22).

7. The quick-change floating tapping device according to claim 6, wherein three connecting blocks (23) are arranged on the outer side of the collar (20), locking bolts (24) are connected to the connecting blocks (23), and the locking bolts (24) are matched with the corresponding limiting grooves (22).