CN214640325U

CN214640325U - Numerical control lathe knife rest buffer structure

Info

Publication number: CN214640325U
Application number: CN202120236145.7U
Authority: CN
Inventors: 王建民
Original assignee: Shenzhen Deyijia Precision Hardware Co ltd
Current assignee: Shenzhen Deyijia Precision Hardware Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-11-09
Anticipated expiration: 2031-01-28

Abstract

The utility model discloses a numerical control lathe knife rest buffer structure, the power distribution box comprises a box body, surface one side of box is equipped with the end cover, the inside of end cover is equipped with the key seat, one side fixedly connected with locating pin that the key seat is close to the box, the stroke passageway has all been seted up to the surface both sides of end cover, and the surface that the stroke passageway all runs through the end cover perpendicularly extends to inside, two one side that the key seat was kept away from to the inside of stroke passageway all is equipped with the baffle. The utility model discloses in, through the slide bar that sets up, the sliding sleeve, the connecting seat, the bolster, the baffle, the abaculus, the pincers groove, first compression spring and ejector pad, remove through slide bar and sliding sleeve and can reduce frictional force, equipment moves more smoothly, cushions through the bolster simultaneously, is equipped with the spring in the bolster, and buffering effect is good, and the performance that resets is strong, and mutually supporting between abaculus, pincers groove, first compression spring and the ejector pad is convenient for fix the baffle and dismantle, is convenient for change the bolster.

Description

Numerical control lathe knife rest buffer structure

Technical Field

The utility model relates to a knife rest technical field especially relates to a numerical control lathe knife rest buffer structure.

Background

The tool rest is a very important part of the numerical control lathe. The number of the tools which can be arranged on the tool rest of the numerical control lathe is 4, 6, 8, 10, 12, 20 and 24, and some numerical control lathes can be provided with more tools. The structural form of the tool rest can be divided into a rotary type and a straight-line type. The tool is usually a rotary type, the tool is arranged on a tool rest along the circumferential direction, and can be provided with a radial lathe tool, an axial lathe tool, a drill bit and a boring tool, and a turning center can also be provided with an axial milling cutter and a radial milling cutter; the tool rests of a few numerical control lathes are in a straight line, and the tools are arranged along a straight line;

at present, numerical control lathe's revolving cutter frame when the blade disc rotation stops, inertia leads to the impact great for the vibrations of whole knife rest are very big, thereby produce the influence to the life of knife rest and the precision of lathe, and current solution is only in the increase blotter of end cover both sides, and frictional force is big between blotter and the key seat, causes the blotter wearing and tearing easily, has reduced its life, and blotter shock-absorbing capacity and reset performance are all relatively poor simultaneously, and difficult the change.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a numerical control lathe tool rest buffer structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a numerical control lathe tool rest buffering structure comprises a box body, wherein one side of the outer surface of the box body is provided with an end cover, a pin boss is arranged inside the end cover, one side of the pin boss, which is close to the box body, is fixedly connected with a positioning pin, two sides of the outer surface of the end cover are respectively provided with a stroke channel, the stroke channels vertically penetrate through the outer surface of the end cover and extend into the end cover, one sides, which are far away from the pin boss, of the interiors of the two stroke channels are respectively provided with a baffle plate, two spring cavities are symmetrically arranged inside the two baffle plates, one adjacent side inside the adjacent spring cavities is respectively and fixedly connected with a first compression spring, one adjacent end of the first compression spring is respectively and fixedly connected with an embedded block, the embedded blocks vertically penetrate through the spring cavities and respectively extend to the top and the bottom of the baffle plate, one side, which is close to the outer surface of the end cover, of the four embedded blocks is respectively and fixedly connected with a push block vertically penetrates through the interior of the spring cavities and extends to the outer surface of the end cover, two the interior top and the interior bottom of stroke passageway have all been seted up the pincers groove, and pincers groove and abaculus are corresponding, two the baffle is close to a plurality of bolster of the equal fixedly connected with in one side of key seat, homonymy the one end that the baffle was kept away from to the bolster is equipped with the connecting seat jointly, two the inside fixedly connected with slide bar of connecting seat, two the equal sliding connection of surface of slide bar has the sliding sleeve, and fixed connection between sliding sleeve and the key seat.

As a further description of the above technical solution:

the inner side of the box body is rotatably connected with a cam gear ring, a plurality of positioning grooves are uniformly formed in the side wall of the cam gear ring, and the grooves correspond to the positioning pins.

As a further description of the above technical solution:

and stroke holes are formed in the top and the bottom of the non-adjacent side of the two baffles and correspond to the push block.

As a further description of the above technical solution:

the two connecting seats are connected with the stroke channel in a sliding mode.

As a further description of the above technical solution:

it is a plurality of the equal fixedly connected with second compression spring in one side that the inside of bolster is close to the baffle, it is a plurality of the equal fixedly connected with limiting plate of one end that the baffle was kept away from to second compression spring, it is a plurality of the equal fixedly connected with bracing piece in one side that second compression spring was kept away from to the limiting plate, and the bracing piece runs through the inside of bolster perpendicularly and extends to the surface.

As a further description of the above technical solution:

the pin seat is connected with the sliding sleeve through welding.

The utility model discloses following beneficial effect has:

this numerical control lathe knife rest buffer structure, slide bar through setting up, the sliding sleeve, the connecting seat, the bolster, the baffle, the abaculus, the pincers groove, first compression spring and ejector pad, it can reduce frictional force to remove through slide bar and sliding sleeve, equipment operation is more smooth, cushion through the bolster simultaneously, be equipped with the spring in the bolster, buffering effect is good, the performance that resets is strong, and the abaculus, the pincers groove, mutually supporting between first compression spring and the ejector pad is convenient for fix and dismantle the baffle, be convenient for change the bolster, it is very convenient.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

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

fig. 3 is an enlarged view of the position B of the present invention.

Illustration of the drawings:

1. a box body; 2. a pin boss; 3. a sliding sleeve; 4. a slide bar; 5. an end cap; 6. a connecting seat; 7. a travel channel; 8. positioning pins; 9. a groove; 10. a cam gear ring; 11. a baffle plate; 12. a first compression spring; 13. A clamp groove; 14. an insert block; 15. a push block; 16. a travel hole; 17. a spring chamber; 18. a support bar; 19. A buffer member; 20. a second compression spring; 21. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a numerical control lathe tool rest buffer structure comprises a box body 1, an end cover 5 is arranged on one side of the outer surface of the box body 1, a pin boss 2 is arranged inside the end cover 5, a positioning pin 8 is fixedly connected to one side, close to the box body 1, of the pin boss 2, stroke channels 7 are arranged on two sides of the outer surface of the end cover 5, the stroke channels 7 vertically penetrate through the outer surface of the end cover 5 and extend into the inner portion, baffle plates 11 are arranged on one sides, far away from the pin boss 2, of the inner portions of the two stroke channels 7, two spring cavities 17 are symmetrically arranged inside the two baffle plates 11, adjacent sides inside the adjacent spring cavities 17 are fixedly connected with first compression springs 12, non-adjacent ends of the adjacent first compression springs 12 are fixedly connected with embedded blocks 14, the inner portions, vertically penetrating through the spring cavities 17, extend to the tops and the bottoms of the baffle plates 11 respectively, push blocks 15 are fixedly connected to one sides, close to the outer surface of the end cover 5, of the four embedded blocks 14, and ejector pad 15 runs through the inside of spring cavity 17 perpendicularly and extends to the surface of end cover 5, pincers groove 13 has all been seted up to the interior top and the interior bottom of two stroke passageways 7, and pincers groove 13 is corresponding with abaculus 14, two equal fixedly connected with a plurality of bolster 19 of one side that baffle 11 is close to key seat 2, the one end that baffle 11 was kept away from to homonymy bolster 19 is equipped with connecting seat 6 jointly, the inside fixedly connected with slide bar 4 of two connecting seats 6, the equal sliding connection of surface of two slide bars 4 has sliding sleeve 3, and fixed connection between sliding sleeve 3 and the key seat 2.

The inner side of the box body 1 is rotatably connected with a cam gear ring 10, the side wall of the cam gear ring 10 is uniformly provided with a plurality of positioning grooves 9, and the grooves 9 correspond to the positioning pins 8, so that the positioning is convenient; the top and the bottom of the non-adjacent sides of the two baffles 11 are both provided with a stroke hole 16, and the stroke holes 16 correspond to the push block 15, so that the push block 15 can move conveniently; the two connecting seats 6 are in sliding connection with the stroke channel 7, so that the connecting seats 6 can move in the stroke channel 7 conveniently; the sides, close to the baffle 11, of the interiors of the plurality of buffering parts 19 are fixedly connected with second compression springs 20, the ends, far away from the baffle 11, of the plurality of second compression springs 20 are fixedly connected with limiting plates 21, the sides, far away from the second compression springs 20, of the plurality of limiting plates 21 are fixedly connected with supporting rods 18, and the supporting rods 18 vertically penetrate through the interiors of the buffering parts 19 and extend to the outer surfaces of the buffering parts, so that buffering is facilitated; the pin boss 2 is connected with the sliding sleeve 3 through welding, fittings are not needed, the joint strength is high, and frequent management is not needed.

The working principle is as follows: when using numerical control lathe saddle buffer structure, equipment is when moving, and sliding sleeve 3 moves along slide bar 4, when locating pin 8 inserts in the recess 9, transmit power to bolster 19 through key seat 2 and connecting seat 6 and cushion, when bolster 19 takes place to damage, promote ejector pad 15, break away from the pincers groove 13 with abaculus 14 and can open baffle 11, after changing bolster 19, promote ejector pad 15, push the abaculus 14 in the spring cavity 17, close baffle 11, release ejector pad 15, the abaculus 14 get into the inside of pincers groove 13 under the effect of first compression spring 12 can.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a numerical control lathe knife rest buffer structure, includes box (1), its characterized in that: an end cover (5) is arranged on one side of the outer surface of the box body (1), a pin boss (2) is arranged inside the end cover (5), one side, close to the box body (1), of the pin boss (2) is fixedly connected with a positioning pin (8), stroke channels (7) are arranged on two sides of the outer surface of the end cover (5), the stroke channels (7) vertically penetrate through the outer surface of the end cover (5) and extend to the inside, baffle plates (11) are arranged on one sides, far away from the pin boss (2), of the insides of the two stroke channels (7), two spring cavities (17) are symmetrically arranged inside the two baffle plates (11), first compression springs (12) are fixedly connected to adjacent sides of the insides of the adjacent spring cavities (17), adjacent ends of the first compression springs (12) are fixedly connected with embedded blocks (14), and the insides, which vertically penetrate through the spring cavities (17), respectively extend to the tops and the bottoms of the baffle plates (11), four equal fixedly connected with ejector pad (15) in surface one side that abaculus (14) are close to end cover (5), and ejector pad (15) run through the inside of spring cavity (17) perpendicularly and extend to the surface of end cover (5), two pincers groove (13) have all been seted up to the interior top and the interior bottom of stroke passageway (7), and pincers groove (13) are corresponding with abaculus (14), two baffle (11) are close to a plurality of bolster (19) of the equal fixedly connected with in one side of key seat (2), homonymy baffle (19) one end of keeping away from baffle (11) is equipped with connecting seat (6), two jointly the inside fixedly connected with slide bar (4) of connecting seat (6), two the equal sliding connection in surface of slide bar (4) has sliding sleeve (3), and fixed connection between sliding sleeve (3) and the key seat (2).

2. The numerical control lathe tool rest buffering structure according to claim 1, characterized in that: the inner side of the box body (1) is rotatably connected with a cam gear ring (10), a plurality of positioning grooves (9) are uniformly formed in the side wall of the cam gear ring (10), and the grooves (9) correspond to the positioning pins (8).

3. The numerical control lathe tool rest buffering structure according to claim 1, characterized in that: the top and the bottom of the non-adjacent side of the two baffles (11) are provided with travel holes (16), and the travel holes (16) correspond to the push block (15).

4. The numerical control lathe tool rest buffering structure according to claim 1, characterized in that: the two connecting seats (6) are in sliding connection with the stroke channel (7).

5. The numerical control lathe tool rest buffering structure according to claim 1, characterized in that: a plurality of the inside of bolster (19) is close to the equal fixedly connected with second compression spring (20) in one side of baffle (11), and is a plurality of the equal fixedly connected with limiting plate (21) in one side of baffle (11) is kept away from in second compression spring (20), and is a plurality of the equal fixedly connected with bracing piece (18) in one side that second compression spring (20) was kept away from in limiting plate (21), and inside that bracing piece (18) run through bolster (19) perpendicularly extends to the surface.

6. The numerical control lathe tool rest buffering structure according to claim 1, characterized in that: the pin seat (2) is connected with the sliding sleeve (3) through welding.