CN217965888U

CN217965888U - Tool bit fixture with safeguard function

Info

Publication number: CN217965888U
Application number: CN202222584810.9U
Authority: CN
Inventors: 刘利; 毛宽云
Original assignee: Dabai Precision Machine Tool Jiangsu Co ltd
Current assignee: Dabai Precision Machine Tool Jiangsu Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2022-12-06
Anticipated expiration: 2032-09-28

Abstract

The utility model discloses a tool bit fixture with safeguard function, including sliding sleeve, tool bit body, fixed establishment and stop gear, two spouts have been seted up in the outside swing joint of sliding sleeve, the outside of lag two guide ways have all been seted up to the both sides of spout, swing joint has the slider in the spout, and slider and guide way swing joint, and one side of slider has been seted up and has been kept away a mouthful, keeps away an interior swing joint of mouth and have a wedge, two first draw-in grooves have been seted up in the outside of tool bit body, and a wedge and a draw-in groove swing joint. The utility model discloses not only can avoid the tool bit with the staff fish tail, the security when having improved tool bit fixture installation tool bit can avoid the tool bit to take place the rotation under centrifugal force's influence at the in-process that uses moreover, has improved the stability that tool bit fixture used, can also conveniently fix tool bit fixture, has improved the convenience that tool bit fixture used.

Description

Tool bit fixture with safeguard function

Technical Field

The utility model relates to a tool bit technical field especially relates to a tool bit fixture with safeguard function.

Background

The tool bit is an important part on lathes and numerical control machining centers, plays a role in cutting materials, and needs to be clamped and fixed by a tool bit clamping mechanism when the tool bit is used for working. When current tool bit fixture used, need the staff to hold the tool bit bottom with the hand and install the centre gripping.

Because the tool bit clamping mechanism lacks the protection function, the tool bit can scratch workers carelessly slightly during installation, and certain potential safety hazards are caused, so that the tool bit clamping mechanism with the protection function is very necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a tool bit clamping mechanism with a protection function.

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

the utility model provides a tool bit fixture with safeguard function, includes sliding sleeve, tool bit body, fixed establishment and stop gear, two spouts, two have been seted up in the outside swing joint of sliding sleeve to the lag, two the guide way has all been seted up to the both sides of spout, swing joint has the slider in the spout, and slider and guide way swing joint, and one side of slider has been seted up and has been kept away a mouthful, keeps away an interior swing joint of mouth and has a wedge, two first draw-in grooves have been seted up in the outside of tool bit body, and first wedge and first draw-in groove swing joint, the one end fixedly connected with fixed block of first wedge, the outside swing joint of first wedge has the extension spring, and the both ends of extension spring are fixed mutually with slider and fixed block respectively.

As the utility model discloses scheme further still, fixed establishment includes two fixture blocks, two the fixture block all is fixed mutually with the sliding sleeve, two connecting plates of the outside fixedly connected with of lag, two the sliding opening has all been seted up to one side of connecting plate, and swing joint has the guide bar in the sliding opening, and the one end fixedly connected with second wedge of guide bar, the recess has been seted up to the bottom of second wedge, and fixture block and recess swing joint, the outside swing joint of guide bar has the spring, and the both ends of spring are fixed mutually with second wedge and connecting plate respectively, the groove of keeping away has been seted up in the outside of lag, and the fixture block with keep away groove swing joint.

As a further proposal, the other end of the guide rod is fixedly connected with a baffle.

As the utility model discloses scheme further still, stop gear includes two inserted bars, two the inserted bar all is fixed mutually with the sliding sleeve, the second draw-in groove has been seted up to the upper surface of first wedge, and inserted bar and second draw-in groove swing joint.

As the utility model discloses further scheme again, one side fixedly connected with handle of fixed block.

As the utility model discloses scheme further again, the top fixedly connected with ring flange of sliding sleeve, a plurality of fixed orificess have been seted up to the upper surface of ring flange.

As the utility model discloses further scheme again, the last fixed surface of ring flange is connected with the rubber pad, and the rubber pad is isometric with the ring flange.

As the utility model discloses further scheme again, two of the outside fixedly connected with of lag draw the handle, and draw the symmetric distribution.

The utility model has the advantages that:

1. through the setting of lag, when installing the tool bit, only need the staff with the tool bit through a wedge centre gripping fix in the lag can, can avoid the tool bit with the staff fish tail, the security when having improved tool bit fixture installation tool bit.

2. Through stop gear's setting, with the good back of tool bit installation, upwards spur the lag, stop gear can carry on spacingly to the tool bit, avoids the tool bit to take place the rotation under centrifugal force's influence at the in-process that uses, has improved the stability that tool bit fixture used.

3. Through the setting of ring flange, the staff can be connected tool bit fixture and machine through the fixed orifices on the ring flange, conveniently fixes tool bit fixture, has improved the convenience that tool bit fixture used.

Drawings

Fig. 1 is a schematic perspective view of a tool bit clamping mechanism with a protection function according to the present invention;

fig. 2 is an enlarged schematic structural view of a part a of the tool bit clamping mechanism with the protection function provided by the present invention;

fig. 3 is a schematic view of a local enlarged structure of the tool bit clamping mechanism with a protection function according to the present invention.

In the figure: 1. a protective sleeve; 2. a tool bit body; 3. a sliding sleeve; 4. a flange plate; 5. a rubber pad; 6. a slider; 7. a tension spring; 8. a handle; 9. a fixed block; 10. a guide groove; 11. a chute; 12. a first wedge block; 13. a first card slot; 14. a second card slot; 15. inserting a rod; 16. a guide bar; 17. a baffle plate; 18. a spring; 19. a second wedge block; 20. a groove; 21. a position avoiding groove; 22. a clamping block; 23. and (5) pulling the handle.

Detailed Description

In the following, the technical solution in the embodiment of the present invention will be clearly and completely described with reference to the drawings in the embodiment of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a tool bit fixture with safeguard function, including sliding sleeve 3, tool bit body 2, fixed establishment and stop gear, sliding sleeve 3's outside sliding connection has lag 1, two spouts 11 have been seted up in the outside of lag 1, guide way 10 has all been seted up to two spouts 11's both sides, sliding connection has slider 6 in spout 11, and slider 6 and guide way 10 sliding connection, keep away the position mouth, sliding connection has first wedge 12 in keeping away the position mouth, two first draw-in grooves 13 have been seted up in tool bit body 2's the outside, and first wedge 12 pegs graft with first draw-in groove 13, the one end welding of first wedge 12 has fixed block 9, extension spring 7 has been cup jointed in the outside of first wedge 12, and the both ends of extension spring 7 are fixed with slider 6 and fixed block 9 respectively, when needing to install the tool bit, the outside of staff's hand tool bit body 2, put tool bit body 2 into lag 1, tool bit body 2 can extrude first wedge 12 along moving, first wedge 12 can stretch the tensile 7, when needing to install the tool bit body, the tool bit body gets into the safety of first wedge 12, the first wedge 12 can improve the effort of the safety of the tool bit installation, first wedge 12, the tool bit body, the safety of the installation, the first wedge 12 can be carried out the first wedge installation, the effort with the first wedge 12, the first wedge installation, the safety of the tool bit installation, the tool bit body, the installation, the safety of the installation, the tool bit installation, the first wedge 12.

In the utility model, the fixing mechanism comprises two fixture blocks 22, the two fixture blocks 22 are both fixed with the sliding sleeve 3, two connecting plates are welded on the outer side of the protective sleeve 1, a sliding opening is formed on one side of the two connecting plates, a guide rod 16 is connected in the sliding opening in a sliding manner, a second wedge block 19 is welded on one end of the guide rod 16, the second wedge block 19 can contact with the fixture block 22, a groove 20 is formed in the bottom of the second wedge block 19, the fixture block 22 can be clamped with the groove 20, a spring 18 is sleeved on the outer side of the guide rod 16, both ends of the spring 18 are respectively fixed with the second wedge block 19 and the connecting plates, an avoiding groove 21 is formed on the outer side of the protective sleeve 1, the fixture block 22 can be connected with the avoiding groove 21 in a sliding manner, the protective sleeve 1 is pulled upwards, at the moment, the slide block 6 can slide in the sliding groove 11 and the guide groove 10, the inclined plane of the second wedge block 19 can contact with the fixture block 22 in the process of pulling the protective sleeve 1 upwards, at the moment, the second wedge-shaped block 19 is pushed to move through the guide rod 16 and extrude the spring 18 under the action of the clamping block 22, meanwhile, the clamping block 22 enters the avoiding groove 21, when the second wedge-shaped block 19 moves to exceed the clamping block 22, the second wedge-shaped block 19 resets through the action of the spring 18, then the protective sleeve 1 is loosened, the clamping block 22 enters the groove 20 at the moment, the position of the protective sleeve 1 is fixed, the tool bit body 2 is exposed, the other end of the guide rod 16 is fixedly provided with the baffle 17 through the bolt, the baffle 17 is contacted with the connecting plate, the guide rod 16 is limited by the baffle 17, the limiting mechanism comprises two inserting rods 15, the two inserting rods 15 are both fixed with the sliding sleeve 3, the second clamping groove 14 is formed in the upper surface of the first wedge-shaped block 12, the inserting rods 15 can be connected with the second clamping groove 14, after the tool bit is installed, the protective sleeve 1 is pulled upwards, stop gear can carry on spacingly to the tool bit, avoid the tool bit to take place the rotation under centrifugal force's influence at the in-process that uses, the stability that tool bit fixture used has been improved, there is handle 8 one side of fixed block 9 through the bolt fastening, the top welding of sliding sleeve 3 has ring flange 4, a plurality of fixed orificess have been seted up to ring flange 4's upper surface, the staff can be connected tool bit fixture and machine through the fixed orifices on the ring flange 4, it is convenient to fix tool bit fixture, the convenience that tool bit fixture used has been improved, ring flange 4's upper surface bonds has rubber pad 5, and rubber pad 5 is isometric with ring flange 4, the outside welding of lag 1 has two handles 23, and handle 23 symmetric distribution draws.

The working principle is as follows: when the tool bit needs to be installed, the outer side of tool bit body 2 is held by a worker, put tool bit body 2 into protective sleeve 1, tool bit body 2 can extrude first wedge 12 along removing, first wedge 12 can stretch tension spring 7, when tool bit body 2 completely enters into protective sleeve 1, first draw-in groove 13 aligns with first wedge 12, first wedge 12 can reset through the effort of tension spring 7, make first wedge 12 peg graft with first draw-in groove 13, fix the position of tool bit body 2, do not need the bottom of tool bit is held by a worker hand to install, avoid the tool bit to with the staff fish tail, the security when tool bit fixture installs the tool bit has been improved, then upwards stimulate protective sleeve 1 through pulling handle 23, slider 6 can slide in spout 11 and guide way 10 this moment, the inclined plane of second wedge 19 can contact fixture block 22 in the in-process of upwards pulling protective sleeve 1, this moment can promote second wedge 19 to move through guide bar 16 and extrude spring 18, when the protective sleeve 18 moves, when the fixture block 19 moves, when the protective sleeve 18 moves, the fixture block 18 can move to the fixture block 19, when the protective sleeve 18 moves to move, when the fixture block 18 moves to the fixture block 2, the fixture groove, then the fixture block 18 moves to move, when the fixture block 18 moves to move.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, it may be a mechanical connection; may be directly connected or indirectly connected through an intermediary. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

Claims

1. The utility model provides a tool bit fixture with safeguard function, includes sliding sleeve (3), tool bit body (2), fixed establishment and stop gear, its characterized in that, the outside swing joint of sliding sleeve (3) has lag (1), and two spout (11), two have been seted up in the outside of lag (1) guide way (10) have all been seted up to the both sides of spout (11), swing joint has slider (6) in spout (11), and slider (6) and guide way (10) swing joint, and one side of slider (6) has been seted up and has been kept away a mouthful, keeps away an interior swing joint of mouth and have first wedge (12), two first draw-in grooves (13) have been seted up in the outside of tool bit body (2), and first wedge (12) and first draw-in groove (13) swing joint, the one end fixedly connected with fixed block (9) of first wedge (12), the outside swing joint of first wedge (12) has extension spring (7), and the both ends of extension spring (7) are fixed mutually with slider (6) and fixed block (9) respectively.

2. The tool bit clamping mechanism with the protection function according to claim 1, wherein the fixing mechanism includes two clamping blocks (22), the two clamping blocks (22) are both fixed to the sliding sleeve (3), the outer side of the protection sleeve (1) is fixedly connected to two connecting plates, one side of each of the two connecting plates is provided with a sliding opening, a guide rod (16) is movably connected to the sliding opening, one end of the guide rod (16) is fixedly connected to a second wedge-shaped block (19), a groove (20) is formed in the bottom of the second wedge-shaped block (19), the clamping blocks (22) are movably connected to the groove (20), the outer side of the guide rod (16) is movably connected to a spring (18), two ends of the spring (18) are respectively fixed to the second wedge-shaped block (19) and the connecting plate, an avoiding groove (21) is formed in the outer side of the protection sleeve (1), and the clamping blocks (22) are movably connected to the avoiding groove (21).

3. The bit holding mechanism with the protection function according to claim 2, characterized in that the other end of the guide rod (16) is fixedly connected with a baffle (17).

4. The cutter head clamping mechanism with the protection function is characterized in that the limiting mechanism comprises two inserting rods (15), the two inserting rods (15) are fixed to the sliding sleeve (3), a second clamping groove (14) is formed in the upper surface of the first wedge-shaped block (12), and the inserting rods (15) are movably connected with the second clamping groove (14).

5. The cutter head clamping mechanism with the protection function is characterized in that a handle (8) is fixedly connected to one side of the fixing block (9).

6. The cutter head clamping mechanism with the protection function according to claim 1, wherein a flange (4) is fixedly connected to the top of the sliding sleeve (3), and a plurality of fixing holes are formed in the upper surface of the flange (4).

7. The bit holding mechanism with protection function according to claim 6, characterized in that the upper surface of the flange (4) is fixedly connected with a rubber pad (5), and the rubber pad (5) has the same length as the flange (4).

8. The cutter head clamping mechanism with the protection function is characterized in that two pulling handles (23) are fixedly connected to the outer side of the protection sleeve (1), and the pulling handles (23) are symmetrically distributed.