CN211071853U

CN211071853U - Electric tailstock of numerical control lathe

Info

Publication number: CN211071853U
Application number: CN201922043656.2U
Authority: CN
Inventors: 李耀辉; 宋凯伟
Original assignee: Hebei Yawo Machinery Manufacturing Co ltd
Current assignee: Hebei Yawo Machinery Manufacturing Co ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-07-24
Anticipated expiration: 2029-11-25

Abstract

The utility model discloses an electronic tailstock of numerical control lathe, including lathe body and tailstock body, lathe body upper end left part fixed mounting has the left branch fagging, lathe body upper end right part fixed mounting has right branch fagging and motor, the common fixedly connected with in the facade upper portion of left branch fagging and right branch fagging has two sets of slide bars that are parallel to each other, the common swing joint in facade lower part of left branch fagging and right branch fagging has the pivot, tailstock body lower part alternates sliding connection at two sets of slide bar middle parts, all be connected with drive assembly jointly between tailstock body lower extreme left part and right part and the pivot, tailstock body left end upper portion swing joint has the thimble, tailstock body right-hand member upper portion is provided with the carousel. A numerical control lathe electronic tailstock, can accurate control pressure, play the guard action to the work piece to can remove through motor control room tailstock body, reduce workman's work load, improve work efficiency.

Description

Electric tailstock of numerical control lathe

Technical Field

The utility model relates to a digit control machine tool field, in particular to electronic tailstock of numerical control lathe.

Background

The numerical control lathe is a high-precision and high-efficiency automatic machine tool, is provided with a multi-station tool turret or a power tool turret, has wide processing technological performance, can process complex workpieces such as linear cylinders, oblique line cylinders, circular arcs and various threads, grooves, worms and the like, has various compensation functions of linear interpolation and circular arc interpolation, and plays a good economic effect in the batch production of complex parts; but traditional numerical control lathe tailstock can not accurate control pressure when tightly holding the object in top to make easily by the object cause certain deformation and damage, influence its quality, increase manufacturing cost, and traditional tailstock all is through the manpower removal when removing the position of tailstock body, extravagant workman's time, increase workman's work load.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a numerical control lathe electric tailstock can effectively solve the problem in the background art.

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

the utility model provides an electronic tailstock of numerical control lathe, includes lathe body and tailstock body, lathe body upper end left part fixed mounting has the left branch fagging, lathe body upper end right part fixed mounting has right branch fagging and motor, and the motor is located the right branch fagging right side, the common fixedly connected with two sets of slide bars that are parallel to each other in facade upper portion of left branch fagging and right branch fagging, the common swing joint in facade lower part of left branch fagging and right branch fagging has the pivot, tailstock body lower part alternates sliding connection at two sets of slide bar middle parts, all be connected with drive assembly between tailstock body lower extreme left part and right part and the pivot jointly, tailstock body left end upper portion swing joint has the thimble, tailstock body right-hand member upper portion is provided with the carousel, this internal pressure sensors that is provided with of.

Preferably, transmission assembly's primary structure has transmission cover, first connecting rod and second connecting rod, the screw of break-over about transmission cover right-hand member middle part is seted up, first connecting rod and second connecting rod fixed connection are anterior and the rear portion in transmission cover upper end respectively, the one end that transmission cover was kept away from to first connecting rod and second connecting rod is fixed connection at tailstock body lower extreme respectively, and forms the degree angle of inclination between first connecting rod and the second connecting rod, the pivot is located partial outer wall between left branch fagging and the right branch fagging and is opened there is first transmission screw thread, the pivot alternates in the screw and be in the same place through first transmission screw thread and transmission assembly threaded connection.

Preferably, the through-hole of break-over about the right branch fagging right-hand member lower part is seted up, the pivot right-hand member runs through the through-hole and extends to the right branch fagging right side and be in the same place with the output fixed connection of motor, two sets of preceding spacing poles of right branch fagging right-hand member lower part fixedly connected with and two sets of back spacing poles, the through-hole is located between two sets of preceding spacing poles and two sets of back spacing poles, the pivot is located the spacing hole of break-over around the part front end on right branch fagging right side has been seted up, it has the horizontal pole to alternate movable mounting in the spacing hole, and the horizontal pole is anterior and the rear portion is.

Preferably, the rotating shaft is parallel to the two groups of sliding rods, the rotating shaft is connected with the left support plate and the right support plate through bearings, and the left support plate is parallel to the right support plate.

Preferably, this internal installation cavity that is provided with of tailstock, the thimble right-hand member runs through tailstock body left wall and extends to the installation cavity left part, carousel left end axle center department fixed mounting has the connecting axle, the connecting axle left end runs through tailstock body right wall and extends to installation cavity left part and fixed mounting coil spring, coil spring keeps away from the one end and thimble right-hand member fixed connection of connecting axle, pressure sensors fixed mounting is in thimble right-hand member middle part, and pressure sensors is located coil spring, installation cavity right part chamber wall fixed mounting has the axle sleeve, the part outer wall that the connecting axle is located the installation cavity is carved with second transmission screw, and second transmission screw is in the same place with the axle sleeve meshing.

Preferably, the motor is electrically connected with a control panel of the machine tool body, and the output end of the pressure sensor is electrically connected with a control panel display of the machine tool body.

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

1. the tailstock body is provided with the installation cavity, the connecting shaft is connected with the ejector pin through the spiral spring, the pressure sensor is positioned in the spiral spring, the ejector pin can move through the matching of the shaft sleeve and the second transmission thread after the rotary table is rotated, when the ejector pin pushes a workpiece, the buffer spring can play a certain buffering role, so that the workpiece is protected, and the pressure sensor can visually display the pressure received by the ejector pin through the display, so that a worker can conveniently observe the pressure;

2. through being provided with the motor, motor work can drive the pivot and rotate, and pivot and runner assembly cooperation utilize the lead screw principle to realize the lateral shifting of tailstock on the slide bar to through preceding gag lever post, back gag lever post, horizontal pole and through-hole cooperation, can fix the pivot, thereby prevent that the tailstock from taking place the displacement.

Drawings

Fig. 1 is a schematic view of the overall structure of an electric tailstock of a numerically controlled lathe of the present invention;

fig. 2 is a schematic view of the overall structure of the transmission assembly of the electric tailstock of the numerical control lathe of the present invention;

fig. 3 is a schematic view of the overall structure of the rotating shaft and the right support plate of the electric tailstock of the numerical control lathe of the present invention;

fig. 4 is the internal structure diagram of the tailstock body of the electric tailstock of the numerical control lathe of the present invention.

In the figure: 1. a machine tool body; 2. a tailstock body; 3. a left support plate; 4. a right support plate; 5. a motor; 6. a rotating shaft; 7. a slide bar; 8. a turntable; 9. a thimble; 10. a transmission assembly; 11. a transmission sleeve; 12. a first link; 13. a second link; 14. a screw hole; 15. a first drive thread; 16. a through hole; 17. a front limit lever; 18. a rear stopper rod; 19. a limiting hole; 20. a cross bar; 21. a connecting shaft; 22. a shaft sleeve; 23. a second drive thread; 24. a pressure sensor; 25. a coil spring; 26. and (7) installing a cavity.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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.

As shown in fig. 1-4, an electric tailstock of a numerical control lathe comprises a lathe body 1 and a tailstock body 2, wherein a left support plate 3 is fixedly arranged at the left part of the upper end of the lathe body 1, a right support plate 4 and a motor 5 are fixedly arranged at the right part of the upper end of the lathe body 1, and motor 5 is located the 4 right sides of right branch fagging, the common fixedly connected with two sets of slide bars 7 that are parallel to each other in the common upper portion of the counterface of left branch fagging 3 and right branch fagging 4, the common swing joint in the counterface lower part of left branch fagging 3 and right branch fagging 4 has pivot 6, the 2 lower parts of tailstock body alternate sliding connection at two sets of slide bars 7 middle parts, all be connected with drive assembly 10 between 2 lower extreme left parts of tailstock body and right part and the pivot 6 jointly, the swing joint in 2 left end upper portions of tailstock body has thimble 9, 2 right-hand member upper portions of tailstock body are provided with carousel 8, this internal pressure.

The main structure of the transmission assembly 10 comprises a transmission sleeve 11, a first connecting rod 12 and a second connecting rod 13, a screw hole 14 which is penetrated through from left to right is formed in the middle of the right end of the transmission sleeve 11, the first connecting rod 12 and the second connecting rod 13 are respectively fixedly connected with the front part and the rear part of the upper end of the transmission sleeve 11, one ends of the first connecting rod 12 and the second connecting rod 13, which are far away from the transmission sleeve 11, are respectively fixedly connected with the lower end of the tailstock body 2, a 30-degree inclined angle is formed between the first connecting rod 12 and the second connecting rod 13, so that the transmission assembly 10 is fixedly connected with the tailstock body 2, a first transmission thread 15 is formed on the outer wall of the part of the rotating shaft 6, which is positioned between the left support plate 3 and the right support plate 4, the rotating shaft 6 penetrates through the screw hole 14 and is in threaded connection with the transmission assembly 10 through the first transmission thread 15, thereby displacing the tailstock body 2; a through hole 16 which penetrates left and right is formed in the lower portion of the right end of the right supporting plate 4, the right end of the rotating shaft 6 penetrates through the through hole 16 and extends to the right side of the right supporting plate 4 and is fixedly connected with an output end of the motor 5, the motor 5 can drive the rotating shaft 6 to rotate when working, two groups of front limiting rods 17 and two groups of rear limiting rods 18 are fixedly connected with the lower portion of the right end of the right supporting plate 4, the through hole 16 is located between the two groups of front limiting rods 17 and the two groups of rear limiting rods 18, a front penetrating limiting hole 19 and a rear penetrating limiting hole 19 are formed in the front end of the portion, located on the right side of the right supporting plate 4, of the rotating shaft 6, a cross rod 20 is movably inserted in the limiting hole 19, the front portion and the rear portion of the cross rod 20 are respectively located in a gap between the two groups of front limiting rods 17; the rotating shaft 6 and the two groups of sliding rods 7 are parallel to each other, the connecting modes of the rotating shaft 6 and the left support plate 3 and the right support plate 4 are bearing connection, the rotating shaft 6 can rotate conveniently, and the left support plate 3 and the right support plate 4 are parallel to each other; a mounting cavity 26 is arranged in the tailstock body 2, the right end of the ejector pin 9 penetrates through the left wall of the tailstock body 2 and extends to the left part of the mounting cavity 26, a connecting shaft 21 is fixedly mounted at the shaft center of the left end of the rotary table 8, the left end of the connecting shaft 21 penetrates through the right wall of the tailstock body 2 and extends to the left part of the mounting cavity 26 and is fixedly provided with a spiral spring 25, one end, away from the connecting shaft 21, of the spiral spring 25 is fixedly connected with the right end of the ejector pin 9 and can play a certain buffering role when the ejector pin 9 contacts a workpiece, a pressure sensor 24 is fixedly mounted in the middle of the right end of the ejector pin 9, the pressure sensor 24 is located in the spiral spring 25, a shaft sleeve 22 is fixedly mounted on the wall of the right part of the mounting cavity 26, a second transmission thread 23 is carved on the outer wall of the connecting shaft 21, which is located in the; the motor 5 is electrically connected with the control panel of the machine tool body 1, the output end of the pressure sensor 24 is electrically connected with the control panel display of the machine tool body 1, and the pressure received by the workpiece can be visually displayed through display, so that the observation of workers is facilitated.

It should be noted that, the utility model relates to an electric tailstock of a numerical control lathe, when in use, firstly, the cross rod 20 is drawn out from the limiting hole 19, the motor 5 is operated by controlling the control panel on the lathe body 1, thereby driving the rotating shaft 6 to rotate, the rotating shaft 6 and the transmission sleeve 11 are matched, by using the screw rod principle, force along the direction of the rotating shaft 6 is applied to the two groups of transmission components 10 at the same time, thereby the tailstock body 2 can move along the direction of the sliding rod 7, when the tailstock body 2 moves to a proper position, the motor 5 is closed, the rotating shaft 6 is finely adjusted, the limiting hole 19 is aligned with the gap between the front limiting rod 17 and the rear limiting rod 18, then the cross rod 20 is inserted into the lower limiting hole 19, thereby the secondary displacement of the tailstock body 2 can be prevented, the connecting shaft 21 moves leftwards by rotating the turntable 8 to push out the thimble 9, when the left end of the thimble 9 supports the workpiece, the spiral spring 25 can buffer, therefore, the workpiece is protected, the pressure sensor 24 can accurately display the force applied to the thimble 9 on a display screen through the control panel, and workers can observe the force conveniently.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an electronic tailstock of numerical control lathe, includes lathe body (1) and tailstock body (2), its characterized in that: the machine tool is characterized in that a left supporting plate (3) is fixedly mounted at the left end of the machine tool body (1), a right supporting plate (4) and a motor (5) are fixedly mounted at the right end of the machine tool body (1), the motor (5) is positioned at the right side of the right supporting plate (4), two groups of mutually parallel slide bars (7) are fixedly connected to the upper parts of the opposite surfaces of the left supporting plate (3) and the right supporting plate (4) together, a rotating shaft (6) is movably connected to the lower parts of the opposite surfaces of the left supporting plate (3) and the right supporting plate (4) together, the lower part of the tailstock body (2) is inserted into the middle parts of the two groups of slide bars (7) in a sliding manner, transmission assemblies (10) are connected between the left end and the right part of the tailstock body (2) and the rotating shaft (6) together, a thimble (9) is movably connected to the upper part of the left, and a pressure sensor (24) is arranged in the tailstock body (2).

2. The numerically controlled lathe power tailstock according to claim 1, characterized in that: the main structure of the transmission component (10) is provided with a transmission sleeve (11), a first connecting rod (12) and a second connecting rod (13), a screw hole (14) which is penetrated left and right is arranged in the middle of the right end of the transmission sleeve (11), the first connecting rod (12) and the second connecting rod (13) are respectively and fixedly connected with the front part and the rear part of the upper end of the transmission sleeve (11), one ends of the first connecting rod (12) and the second connecting rod (13) far away from the transmission sleeve (11) are respectively and fixedly connected with the lower end of the tailstock body (2), and the first connecting rod (12) and the second connecting rod (13) form an inclination angle of 30 degrees, a first transmission thread (15) is arranged on the outer wall of the part of the rotating shaft (6) between the left support plate (3) and the right support plate (4), the rotating shaft (6) is inserted in the screw hole (14) and is in threaded connection with the transmission assembly (10) through a first transmission thread (15).

3. The numerically controlled lathe power tailstock according to claim 1, characterized in that: through-hole (16) of punch-through about right branch fagging (4) right-hand member lower part is seted up, pivot (6) right-hand member runs through-hole (16) and extends to right branch fagging (4) right side and be in the same place with the output fixed connection of motor (5), spacing pole (17) and two sets of back spacing pole (18) before right branch fagging (4) right-hand member lower part fixedly connected with two sets of, through-hole (16) are located between two sets of preceding spacing poles (17) and two sets of back spacing poles (18), punch-through spacing hole (19) around the part front end that pivot (6) are located right branch fagging (4) right side has been seted up, it has horizontal pole (20) to alternate movable mounting in spacing hole (19), and horizontal pole (20) front portion and rear portion are located the space between two sets of preceding spacing poles (17) and the space between two sets.

4. The numerically controlled lathe power tailstock according to claim 1, characterized in that: the rotating shaft (6) is parallel to the two groups of sliding rods (7), the rotating shaft (6) is connected with the left support plate (3) and the right support plate (4) through bearings, and the left support plate (3) is parallel to the right support plate (4).

5. The numerically controlled lathe power tailstock according to claim 1, characterized in that: the tail seat is characterized in that an installation cavity (26) is arranged in the tail seat body (2), the right end of the ejector pin (9) penetrates through the left wall of the tail seat body (2) and extends to the left part of the installation cavity (26), a connecting shaft (21) is fixedly installed at the axle center of the left end of the turntable (8), the left end of the connecting shaft (21) penetrates through the right wall of the tail seat body (2) and extends to the left part of the installation cavity (26) and is fixedly provided with a spiral spring (25), one end, away from the connecting shaft (21), of the spiral spring (25) is fixedly connected with the right end of the ejector pin (9), the pressure sensor (24) is fixedly installed in the middle of the right end of the ejector pin (9), the pressure sensor (24) is located in the spiral spring (25), an axle sleeve (22) is fixedly installed on the right cavity wall of the installation cavity (26), and a second transmission thread (23) is carved on, and the second transmission thread (23) is meshed with the shaft sleeve (22).

6. The numerically controlled lathe power tailstock according to claim 1, characterized in that: the motor (5) is electrically connected with a control panel of the machine tool body (1), and the output end of the pressure sensor (24) is electrically connected with a control panel display of the machine tool body (1).