CN216801706U - A tailstock top device for a small arranging lathe - Google Patents

Abstract

The application discloses a tailstock top device for a small arranging lathe. The small arranging lathe includes a bed and a three-jaw chuck rotatably arranged on the bed. The three-jaw chuck has a rotation axis, and the tailstock top device includes a mounting seat , the mounting seat is sleeved on the outer circumference of the three-jaw chuck and fixed on the bed, the mounting seat is arranged with a guide beam, the guide beam extends in the direction parallel to the rotation axis, the guide beam is arranged with a sliding seat, and the sliding seat is arranged with a top , the center axis of the top is collinear with the rotation axis, and a driving member is arranged on the guide beam, and the driving member is used to drive the sliding seat to slide along the direction parallel to the rotation axis. Through the above arrangement, complex parts such as slender shafts can be processed, and the productivity and practicability of the small arranging lathe can be effectively improved.

Description

A tailstock top device for a small arranging lathe

technical field

The present application relates to the field of mechanical equipment, and in particular, to a tailstock top device of a small gang tool lathe.

Background technique

For small arranging lathes, the rear fixed structure of the tailstock top device takes up a lot of space. The small arranging CNC lathes do not have a position for installing the tailstock top device, and the small arranging CNC lathes do not have a tailstock top device. When machining slender shaft parts, the parts will shake, which affects the machining accuracy of the parts and limits the scope and ability of the processed products.

Utility model content

The present application provides a tailstock top device for a small arranging lathe, which can process complex parts such as slender shafts, and effectively improves the production capacity and practicability of the small arranging lathe.

The application provides a tailstock top device for a small arranging lathe. The small arranging lathe includes a bed and a three-jaw chuck rotatably arranged on the bed. The three-jaw chuck has a rotation axis, and the tailstock top device includes a mounting seat , the mounting seat is sleeved on the outer circumference of the three-jaw chuck and fixed on the bed, the mounting seat is arranged with a guide beam, the guide beam extends in the direction parallel to the rotation axis, the guide beam is arranged with a sliding seat, and the sliding seat is arranged with a top , the center axis of the top is collinear with the rotation axis, and a driving member is arranged on the guiding beam, and the driving member is used to drive the sliding seat to slide in a direction parallel to the rotation axis.

Through the above arrangement, the mounting seat and the guiding beam are connected to form a frame structure, and the sliding seat is arranged on the guiding beam. Since the tip is arranged on the sliding seat, the tip is suspended on the same line as the rotation axis of the three-jaw chuck. At the straight line, the extension direction of the guide beam is further limited to facilitate the sliding direction of the sliding seat, so that when the sliding seat drives the center to move, the center axis of the center is always collinear with the rotation axis of the three-jaw chuck, so as to facilitate the center Acting on long shaft parts, the driving parts are arranged to provide power for the sliding seat, so that the small gang lathe can process complex parts such as slender shafts, which effectively improves the production capacity and practicability of the small gang lathe.

Further, a chute is arranged on the surface of the guide beam away from the rotation axis, and the chute extends along the extension direction of the guide beam, and a slideway is arranged on the surface of the guide beam close to the rotation axis. The sliding block can slide along the extending direction of the sliding groove, and one end of the sliding block close to the sliding path extends out of the sliding path and is connected with the sliding seat.

Through the above arrangement, the connection between the sliding block and the sliding seat is established, the sliding block movement drives the sliding seat movement, the sliding groove is arranged on the guide groove and the sliding block is slidably connected to the sliding groove, which can effectively improve the sliding stability of the sliding block and further Improve the stability of the carriage movement.

Further, the driving member includes a driving screw, the driving screw is rotatably connected to the guide beam, the axis of the driving screw is parallel to the rotation axis, and the sliding block is screwed with the driving screw.

Through the above arrangement, the drive screw is rotatably connected to the guide beam and is threadedly connected with the slider. When the drive screw rotates, the slider will move along the axis of the drive screw to provide power for the slider to slide.

Based on the tailstock tip device of a small arranging lathe of the present application, the mounting seat and the guide beam are connected to form a frame structure supporting the sliding seat. Since the tip is arranged on the sliding seat, the tip is suspended between the three claws. The collinear line of the rotation axis of the chuck is beneficial to reduce the space occupied by the entire tailstock top device on the bed of the small arranging lathe, making the space utilization of the bed of the small arranging lathe more reasonable, and for the extension direction of the guide beam To make further restrictions, it is convenient to drive the sliding direction of the sliding seat, so that when the sliding seat drives the center to move, the center axis of the center is always collinear with the rotation axis of the three-jaw chuck, so that it is convenient for the center to act on the long shaft parts and drive the screw to rotate. When the slider is driven to move along the extension direction of the chute, the slider and the slider are connected, so that the slider moves with the slider, further drives the movement of the top, and adjusts the relative distance between the top and the three-jaw chuck. Therefore, the small arranging lathe can process complex parts such as slender shafts, which effectively improves the production capacity and practicability of the small arranging lathe.

Description of drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the accompanying drawings that are used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is a perspective view of a tailstock top device of a small arranging lathe in an embodiment of the application; wherein, part of the bed and three-jaw chuck of the small arranging lathe are shown;

FIG. 2 is a schematic perspective view of a tailstock tip device in an embodiment of the present application.

Reference signs: 1, bed body; 2, three-jaw chuck; 3, mounting seat; 31, mounting cavity; 4, ear seat; 5, locking bolt; 6, extension block; 7, guide beam; 71, sliding Slot; 72, slideway; 8, slide seat; 9, top; 10, slider; 11, drive screw; 12, bearing seat.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present application more clearly understood, the present application will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, but not to limit the present application.

Please refer to FIGS. 1 to 2 , the present application proposes a tailstock top device for a small arranging lathe. The small arranging lathe includes a bed 1 and a three-jaw chuck 2 rotatably arranged on the bed 1 . The three-jaw chuck 2 Has an axis of rotation.

The tailstock top device includes a mounting seat 3, and the mounting seat 3 can be any geometric body. In order to facilitate production and manufacture, the shape of the mounting seat 3 in this embodiment is preferably a truncated cone, and a cylindrical mounting cavity 31 is arranged on the mounting seat 3. The mounting seat 3 is sleeved on the outer periphery of the three-jaw chuck 2 through the mounting cavity 31 and is fixed to the bed 1 .

In order to facilitate the fixed connection between the bed 1 and the mounting seat 3 of the small arranging lathe, three ear seats 4 are fixed at one end of the mounting seat 3 close to the bed body 1, and the three ear seats 4 are arranged at equal intervals along the circumference of the mounting seat 3. . The three lugs 4 are respectively provided with locking bolts 5, and the locking bolts 5 are threadedly connected to the bed 1, that is to say, the mounting seat 3 passes through the lugs 4 and the locking bolts arranged on the lugs 4. 5 is fixed on the bed 1, and the ear seat 4 and the mounting seat 3 can be integrally cast and formed.

An extension block 6 is fixed on the mounting seat 3, and the extension direction of the extension block 6 is the diameter direction of the circular cross-section of the mounting seat 3. The end extending away from the mounting seat 3 is arranged with a guide beam 7, and the guide beam 7 is parallel to the direction. The direction of the rotation axis of the three-jaw chuck 2 extends, and a sliding seat 8 is slidably connected to the guide beam 7 . A top 9 is arranged on the sliding seat 8, and the top 9 is in the prior art, which is not described in detail in this application, and the central axis of the top 9 is collinear with the rotation axis of the three-jaw chuck 2. A driving member is arranged on the guide beam 7 , and the driving member is used to drive the sliding seat 8 to slide in a direction parallel to the rotation axis of the three-jaw chuck 2 .

Through the above arrangement, the mounting seat 3 and the guide beam 7 are connected to form a frame structure, and the sliding seat 8 is arranged on the guiding beam 7. Since the top 9 is arranged on the sliding seat 8, the top 9 is suspended between the three claws. A line where the rotation axis of the chuck 2 is collinear. The extension direction of the guide beam 7 is further limited to facilitate the sliding direction of the sliding seat 8, so that when the sliding seat 8 drives the top 9 to move, the central axis of the top 9 is always collinear with the rotation axis of the three-jaw chuck 2, thereby It is convenient for the top 9 to act on long shaft parts. The drive member is arranged to provide power for the slide 8 to slide. As a result, the small arranging lathe can process complex parts such as slender shafts, which effectively improves the production capacity and practicability of the small arranging lathe.

In order to further improve the running stability of the sliding seat 8 , a sliding groove 71 is arranged on the surface of the guiding beam 7 away from the rotation axis of the three-turn chuck, and the sliding groove 71 extends along the extending direction of the guiding beam 7 . The surface of the guide beam 7 close to the rotation axis of the three-jaw chuck 2 is provided with a slideway 72 , and the slideway 72 communicates with the slide groove 71 . A sliding block 10 is arranged in the sliding groove 71 , which can slide along the extending direction thereof.

Through the above arrangement, the connection between the slider 10 and the slider 8 is established, the slider 10 moves to drive the slider 8 to move, the slider 71 is arranged on the guide groove and the slider 10 is slidably connected to the slider 71, which can effectively improve the sliding The sliding stability of the block 10 further improves the movement stability of the sliding seat 8 .

In order to facilitate the movement of the sliding block 10 along the extension direction of the chute 71, the driving member includes a driving screw 11, which is rotatably connected to the guide beam 7, and the axis of the driving screw 11 is parallel to the rotation axis of the three-jaw chuck 2, and the sliding The block 10 is screwed to the drive screw 11 .

In order to facilitate the installation of the drive screw 11, the chute 71 and the slideway 72 are respectively connected to the end face of the guide beam 7 away from the mounting seat 3, and one end of the guide beam 7 away from the mounting seat 3 is detachably connected to the bearing seat 12 through screws, and the drive screw One end of 11 passes through the bearing seat 12 and the end extends to the end of the guide beam 7 close to the mounting seat 3 , and is rotatably connected with the guide beam 7 .

In order to reduce the shearing force on the drive screw 11, so that the opening area of the slideway 72 is smaller than that of the slideway 71, the bottom wall of the slideway 71 and the slideway 72 communicates with the slide way 72 to limit and support the slider 10, so that The shear force applied to the drive screw 11 to the slider 10 can be reduced.

Through the above arrangement, the drive screw 11 is rotatably connected to the guide beam 7 and is threadedly connected to the slider 10. When the drive screw 11 rotates, the slider 10 will move along the axis of the drive screw 11 to provide power for the slider 10 to slide.

Based on the tailstock top device of a small arranging lathe of the present application, the mounting seat 3 and the guide beam 7 are connected to form a frame structure supporting the sliding seat 8. Suspended on a straight line collinear with the rotation axis of the three-jaw chuck 2, it is beneficial to reduce the space of the bed 1 of the small arranging lathe occupied by the entire tailstock tip device, so that the space of the bed 1 of the small arranging lathe can be utilized. more reasonable.

The extension direction of the guide beam 7 is further limited to facilitate the sliding direction of the sliding seat 8, so that when the sliding seat 8 drives the top 9 to move, the central axis of the top 9 is always collinear with the rotation axis of the three-jaw chuck 2, thereby It is convenient for the top 9 to act on the long shaft parts. When the driving screw 11 rotates, it will drive the slider 10 to move along the extension direction of the chute 71. The slider 10 is connected with the slider 8, so that the slider 8 moves with the slider 10. , further drives the movement of the top 9, and achieves the effect of adjusting the relative distance between the top 9 and the three-jaw chuck 2, so that the small arranging lathe can process complex parts such as slender shafts, effectively improving the small arranging lathe. Productivity and availability.

The same or similar numbers in the drawings of this embodiment correspond to the same or similar components; in the description of this application, it should be understood that if there are terms such as "upper", "lower", "left", "right", etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation or a specific orientation. structure and operation, so the terms describing the positional relationship in the drawings are only used for exemplary illustration and should not be construed as a limitation on the present patent. For those of ordinary skill in the art, the specific meanings of the above terms can be understood according to specific situations.

The above descriptions are only preferred embodiments of the present application, and are not intended to limit the present application. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present application shall be included in the protection of the present application. within the range.

Claims (3)

1. A tailstock top device for a small arranging lathe, the small arranging lathe comprising a bed (1) and a three-jaw chuck (2) rotatably arranged on the bed (1), the three-jaw The chuck (2) has a rotation axis, and is characterized in that the tailstock top (9) device includes a mounting seat (3), and the mounting seat (3) is sleeved on the outer periphery of the three-jaw chuck (2). and fixed to the bed (1), a guide beam (7) is arranged on the mounting seat (3), the guide beam (7) extends in a direction parallel to the rotation axis, and the guide beam ( 7) A sliding seat (8) is arranged, a top (9) is arranged on the sliding seat (8), the central axis of the top (9) is collinear with the rotation axis, and the guide beam (7) is on the A driving member is arranged for driving the sliding seat (8) to slide in a direction parallel to the rotation axis. 2. The tailstock centering device according to claim 1, characterized in that, A sliding groove (71) is arranged on the surface of the guide beam (7) away from the rotation axis, the sliding groove (71) extends along the extension direction of the guide beam (7), and the guide beam (7) is close to A slideway (72) is arranged on the surface of the rotation axis, the slideway (72) communicates with the slideway (71), and a slideway (71) is arranged in the slideway (71) along the slideway (71) A sliding block (10) sliding in the extension direction, one end of the sliding block (10) close to the sliding path (72) extends out of the sliding path (72) and is connected with the sliding seat (8). 3. The tailstock centering device according to claim 2, characterized in that, The driving member comprises a driving screw (11), the driving screw (11) is rotatably connected to the guide beam (7), and the axis of the driving screw (11) is parallel to the rotation axis, and the sliding block (10) is threadedly connected with the driving screw (11).

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