CN212735205U

CN212735205U - Shock-proof device for machine tool

Info

Publication number: CN212735205U
Application number: CN202021085481.8U
Authority: CN
Inventors: 王涛
Original assignee: Kunshan Suofeda Precision Machinery Co Ltd
Current assignee: Kunshan Suofeda Precision Machinery Co Ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-03-19
Anticipated expiration: 2030-06-12

Abstract

The utility model relates to the technical field of machine tools, and a shock mounting for lathe is disclosed, including the lathe body, the both sides fixed mounting of lathe body bottom has the protective housing, the inside bottom surface fixedly connected with coupling spring of protective housing, coupling spring's top fixedly connected with fly leaf, and the fly leaf activity cup joints the inside at the protective housing. The utility model discloses an inside first backup pad of first energy dissipation damper shares and conducts the fly leaf and receive the vibrations energy that the lathe body adds man-hour to cooperation second shockproof spring and second backup pad carry out reciprocal shearing deformation and come preliminary energy dissipation shock attenuation, the inside coarse sand of rethread bearing box carries out the activity friction with the surface of fly leaf bottom afterwards, to the further energy dissipation of the vibrations energy that the fly leaf received, both mutually support and form dual energy dissipation absorbing treatment effect, fully guarantee the stability that the lathe body adds man-hour.

Description

Shock-proof device for machine tool

Technical Field

The utility model relates to a lathe technical field specifically is a shock mounting for lathe.

Background

The numerical control machine tool is a digital control machine tool for short, is an automatic machine tool with a program control system, can make the machine tool act and machine parts according to a programmed program, integrates the latest technologies of machinery, automation, computers, measurement, microelectronics and the like, and basically comprises a machining program carrier, a numerical control device, a servo driving device, a machine tool main body and other auxiliary devices.

At present, digit control machine tool can take the shock attenuation measure when using and reduce the damage of vibrations to the lathe, but current anti-vibration device is connected in the bottom of lathe as base or stabilizer blade usually, after long-time the use, its inside spring receives impact load's effect repeatedly can exceed the yield limit of spring itself, but the maintenance is changed then need dismantle the adjustment to the overall structure of lathe to the spring among the anti-vibration device this moment, it is very troublesome to operate, and current anti-vibration device realizes that the major structure of shock attenuation prevention still uses spring cushioning and weakens the vibration energy to give first place to, the shock attenuation effect still needs further improvement.

SUMMERY OF THE UTILITY MODEL

The utility model provides a be not enough to prior art, the utility model provides a shockproof device for lathe has solved the problem that above-mentioned background art provided.

The utility model provides a following technical scheme: a shock-proof device for a machine tool comprises a machine tool body, protective shells are fixedly arranged on two sides of the bottom of the machine tool body, the bottom surface inside the protective shell is fixedly connected with a connecting spring, the top end of the connecting spring is fixedly connected with a movable plate, the movable plate is movably sleeved in the protective shell, the inner side of the top of the protective shell is fixedly sleeved with a first energy dissipation and shock absorption mechanism, one side of the first energy dissipation and shock absorption mechanism is fixedly connected with the side surface of the top of the movable plate, the inner side of the bottom of the protective shell is fixedly sleeved with a second energy dissipation and shock absorption mechanism, the second energy dissipation and shock absorption mechanism is movably sleeved outside the bottom of the movable plate, the bottom surface of the protective shell is fixedly connected with a connecting threaded rod, the two sides of the bottom surface of the connecting threaded rod are fixedly connected with pushing rods, the outer side of the bottom end of each pushing rod is movably sleeved with a bottom sleeve rod, and a shockproof spring is fixedly connected between the bottom surface inside the bottom sleeve rod and the end surface at the bottom end of the pushing and pressing rod.

Carefully, the top surface fixedly connected with blotter of protective housing, and the both sides activity at protective housing top has cup jointed the fixed screw, the top threaded connection of fixed screw is in the inboard of lathe body bottom.

Carefully, the first energy dissipation and shock absorption mechanism is internally provided with a first supporting plate, one side of the first supporting plate is fixedly connected to the side face of the top of the movable plate, the other side of the first supporting plate is fixedly connected with a second shockproof spring, one end of the second shockproof spring is fixedly connected with a second supporting plate, and one side of the second supporting plate is fixedly connected to the inner wall of the top of the protective shell.

Carefully, the inside of second energy dissipation damper is including bearing box, and the fixed surface of bearing box connects the inner wall in the protective housing bottom the inside activity of bearing box has cup jointed the coarse sand, and the fixed rubber sleeve that has cup jointed of inboard at bearing box middle part, the rubber sleeve activity cup joints the surface at fly leaf top.

Carefully, the bottom surface fixed mounting of connecting threaded rod has the walking wheel, and connecting threaded rod surface threaded connection has the antiskid cover, walking wheel, lathe body three's bottom surface all is on same horizontal plane.

Carefully, the friction plates are fixedly sleeved on two sides of the bottom of the movable plate, the friction plates on two sides of the bottom of the movable plate are movably sleeved inside the bearing box, the length and width values of the movable plate are smaller than those of the bearing box, and the top surface of the movable plate is movably connected with the surface of the bottom of the machine tool body.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses an inside first backup pad of first energy dissipation damper shares and conducts the fly leaf and receive the vibrations energy that the lathe body adds man-hour to cooperation second shockproof spring and second backup pad carry out reciprocal shearing deformation and come preliminary energy dissipation shock attenuation, the inside coarse sand of rethread bearing box carries out the activity friction with the surface of fly leaf bottom afterwards, to the further energy dissipation of the vibrations energy that the fly leaf received, both mutually support and form dual energy dissipation absorbing treatment effect, fully guarantee the stability that the lathe body adds man-hour.

2. The utility model discloses a fixed screw is as fixed connector, with the protective housing and the connection structure fixed mounting in the outside of lathe body bottom, during follow-up maintenance device, need not to dismantle lathe body inner structure, for traditional base shock mounting and stabilizer blade shock mounting, it is convenient that the maintenance is perhaps changed, the operation degree of difficulty is low.

Drawings

Fig. 1 is a schematic sectional view of the structure protection shell of the present invention;

fig. 2 is a schematic perspective view of the protective shell of the present invention;

FIG. 3 is an enlarged schematic view of the point A in the structure of FIG. 1 of the present invention;

FIG. 4 is an enlarged schematic view of the point B in the structure of FIG. 1 of the present invention;

fig. 5 is a schematic view of the structure of the present invention.

In the figure: 1. a machine tool body; 2. a protective shell; 3. a movable plate; 4. a first energy dissipation and shock absorption mechanism; 41. a first support plate; 42. a second anti-vibration spring; 43. a second support plate; 5. a second energy dissipation and shock absorption mechanism; 51. a carrying case; 52. coarse sand; 53. a rubber sleeve; 6. a connecting spring; 7. connecting a threaded rod; 8. a push rod; 9. a bottom loop bar; 10. a shock-proof spring; 11. fixing screws; 12. a traveling wheel; 13. an anti-slip sleeve.

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.

Referring to fig. 1-5, a shock-proof device for a machine tool comprises a machine tool body 1, a protective shell 2 is fixedly installed on two sides of the bottom of the machine tool body 1, a cushion pad is fixedly connected on the top surface of the protective shell 2, fixing screws 11 are movably sleeved on two sides of the top of the protective shell 2, the top ends of the fixing screws 11 are in threaded connection with the inner side of the bottom of the machine tool body 1, the protective shell 2 and a subsequent connecting structure are fixedly installed on the outer side of the bottom of the machine tool body 1 by using the fixing screws 11 as fixed connecting pieces, the internal structure of the machine tool body 1 does not need to be disassembled during subsequent maintenance of the device, compared with the traditional base shock-proof device and support leg shock-proof device, the maintenance or replacement is convenient, the operation difficulty is low, a connecting spring 6 is fixedly connected on the bottom surface inside the protective shell 2, a, a first energy dissipation and shock absorption mechanism 4 is fixedly sleeved on the inner side of the top of the protective shell 2, one side of the first energy dissipation and shock absorption mechanism 4 is fixedly connected to the side surface of the top of the movable plate 3, a first supporting plate 41 is arranged inside the first energy dissipation and shock absorption mechanism 4, one side of the first supporting plate 41 is fixedly connected to the side surface of the top of the movable plate 3, a second shock absorption spring 42 is fixedly connected to the other side of the first supporting plate 41, one end of the second shock absorption spring 42 is fixedly connected to a second supporting plate 43, one side of the second supporting plate 43 is fixedly connected to the inner wall of the top of the protective shell 2, the first supporting plate 41 inside the first energy dissipation and shock absorption mechanism 4 shares and transmits the vibration energy received by the movable plate 3 when the machine tool body 1 is processed, the second shock absorption spring 42 and the second supporting plate 43 are matched for carrying out reciprocating shearing deformation to primarily dissipate, the second energy dissipation and shock absorption mechanism 5 comprises a bearing box 51 inside, the surface of the bearing box 51 is fixedly connected with the inner wall bearing box 51 at the bottom of the protective shell 2, coarse sand 52 is movably sleeved inside the bearing box 51, a rubber sleeve 53 is fixedly sleeved on the inner side of the middle part of the bearing box 51, the rubber sleeve 53 is movably sleeved on the surface of the top of the movable plate 3, through the movable friction between the coarse sand 52 inside the bearing box 51 and the surface of the bottom of the movable plate 3, the vibration energy received by the movable plate 3 is further dissipated, the second energy dissipation and shock absorption mechanism 5 is movably sleeved on the outer side of the bottom of the movable plate 3, friction plates are fixedly sleeved on two sides of the bottom of the movable plate 3, the friction plates on two sides of the bottom of the movable plate 3 are movably sleeved inside the bearing box 51, the length and width value of the movable plate 3 is smaller than the length and width value of the bearing box 51, the friction plate improves the friction force of fly leaf 3 and coarse sand 52, further optimize energy dissipation and shock absorption's effect, further improve the reliability of device, the bottom surface fixedly connected with connecting threaded rod 7 of protective housing 2, connecting threaded rod 7's bottom surface fixed mounting has walking wheel 12, and connecting threaded rod 7 surface threaded connection has anti-skidding cover 13, walking wheel 12, the bottom surface of 1 three of lathe body is all on same horizontal plane, walking wheel 12 and anti-skidding cover 13 provide the dual function of stable support and convenient removal respectively for protective housing 2, flexibility when further improving the device uses, the both sides fixedly connected with of connecting threaded rod 7 bottom surface bulldozes pole 8, the outside activity that bulldozes the pole 8 bottom cup joints with end sleeve pole 9, fixedly connected with shockproof spring 10 between the inside bottom surface of end sleeve pole 9 and the terminal surface that bulldozes the pole 8 bottom.

The working principle is as follows: when in use, after vibration is generated in the machining process of the machine tool body 1, the movable plate 3 is in contact with the surface of the bottom of the machine tool body 1 to receive vibration energy of the machine tool body 1, then the first support plate 41 in the first energy dissipation and vibration reduction mechanism 4 shares and conducts the vibration energy received by the movable plate 3 when the machine tool body 1 is machined, the second anti-vibration spring 42 and the second support plate 43 are matched to perform reciprocating shearing deformation to primarily dissipate and reduce energy, the coarse sand 52 in the bearing box 51 performs movable friction with the surface of the bottom of the movable plate 3 to further dissipate and dissipate the vibration energy received by the movable plate 3, and meanwhile, the connecting spring 6, the pushing rod 8, the bottom sleeve rod 9 and the anti-vibration spring 10 which are arranged in the machine tool body 1 and outside form a conventional elastic vibration reduction structure to be matched with the protective shell 2 to buffer and reduce the vibration energy of the machine tool, fully ensuring the stability of the machine tool body 1 during processing.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a shockproof device for lathe, includes lathe body (1), its characterized in that: the machine tool comprises a machine tool body (1), wherein protective housings (2) are fixedly mounted on two sides of the bottom of the machine tool body (1), connecting springs (6) are fixedly connected to the bottom surfaces of the interiors of the protective housings (2), movable plates (3) are fixedly connected to the top ends of the connecting springs (6), the movable plates (3) are movably sleeved inside the protective housings (2), first energy dissipation and shock absorption mechanisms (4) are fixedly sleeved on the inner sides of the tops of the protective housings (2), one sides of the first energy dissipation and shock absorption mechanisms (4) are fixedly connected to the side surfaces of the tops of the movable plates (3), second energy dissipation and shock absorption mechanisms (5) are fixedly sleeved on the inner sides of the bottoms of the protective housings (2), the second energy dissipation and shock absorption mechanisms (5) are movably sleeved on the outer sides of the bottoms of the movable plates (3), connecting threaded rods (7) are fixedly connected to the bottom surfaces of, a bottom sleeve rod (9) is movably sleeved on the outer side of the bottom end of the pushing rod (8), and a shockproof spring (10) is fixedly connected between the bottom surface inside the bottom sleeve rod (9) and the end surface of the bottom end of the pushing rod (8).

2. The vibration-proof device for a machine tool according to claim 1, characterized in that: the top surface fixedly connected with blotter of protective housing (2), and the both sides activity at protective housing (2) top has cup jointed fixed screw (11), the top threaded connection of fixed screw (11) is in the inboard of lathe body (1) bottom.

3. The vibration-proof device for a machine tool according to claim 1, characterized in that: the inside of first energy dissipation damper (4) is including first backup pad (41), and one side fixed connection of first backup pad (41) is on the side at fly leaf (3) top, the opposite side fixedly connected with second shockproof spring (42) of first backup pad (41), the one end fixedly connected with second backup pad (43) of second shockproof spring (42), one side fixed connection of second backup pad (43) is on the inner wall at protective housing (2) top.

4. The vibration-proof device for a machine tool according to claim 1, characterized in that: the inside of second energy dissipation damper (5) is including bearing box (51), and the fixed surface of bearing box (51) connects the inner wall in protective housing (2) bottom the inside activity of bearing box (51) has cup jointed coarse sand (52), and the inboard fixed rubber sleeve (53) that has cup jointed in bearing box (51) middle part, rubber sleeve (53) activity cup joints the surface at fly leaf (3) top.

5. The vibration-proof device for a machine tool according to claim 1, characterized in that: the machine tool is characterized in that walking wheels (12) are fixedly mounted on the bottom surfaces of the connecting threaded rods (7), anti-skidding sleeves (13) are connected to the surfaces of the connecting threaded rods (7) in a threaded mode, and the bottom surfaces of the anti-skidding sleeves (13), the walking wheels (12) and the machine tool body (1) are all on the same horizontal plane.

6. The vibration-proof device for a machine tool according to claim 1, characterized in that: the friction plates are fixedly sleeved on two sides of the bottom of the movable plate (3), the friction plates on two sides of the bottom of the movable plate (3) are movably sleeved inside the bearing box (51), the length and width values of the movable plate (3) are smaller than those of the bearing box (51), and the top surface of the movable plate (3) is movably connected with the surface of the bottom of the machine tool body (1).