CN217831886U

CN217831886U - Clamping fixture for machine tool spindle

Info

Publication number: CN217831886U
Application number: CN202221414919.1U
Authority: CN
Inventors: 补海平; 庞信营; 黄渊赐; 黄智成; 刘秋峰
Original assignee: Shenzhen Sentongyuan Technology Co ltd
Current assignee: Shenzhen Sentongyuan Technology Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-11-18
Anticipated expiration: 2032-06-07

Abstract

The utility model discloses a clamping anchor clamps for lathe main shaft, the on-line screen storage device comprises a base, the upper end right side fixed mounting of base has the mount, the right-hand member fixed mounting of mount has the layer board, the left end fixed mounting of layer board has actuating mechanism, upper portion movable mounting has fixture No. one in the mount, fixture is connected with the actuating mechanism transmission No. one, open in the upper end left side of base has the sliding tray, sliding connection has moving mechanism in the sliding tray, upper portion movable mounting has fixture No. two in the moving mechanism, fixture's structure is the same with fixture's structure No. two, fixedly connected with main shaft body between fixture and the fixture No. two. A clamping anchor clamps for lathe main shaft, the main shaft body clamping that can realize different length is fixed, and the commonality is strong, the simple operation, and carry out the centre gripping through a fixture and No. two fixture and fix to the both ends of main shaft body of mutually supporting, stability is strong, simple structure can use widely.

Description

Clamping fixture for machine tool spindle

Technical Field

The utility model relates to an anchor clamps technical field, in particular to clamping anchor clamps for machine tool spindle.

Background

A lathe is a machine tool for turning a rotating workpiece mainly with a lathe tool. The lathe spindle refers to a shaft on a lathe for driving a workpiece or a cutter to rotate. The main shaft component is generally composed of a main shaft, a bearing, a transmission member (gear or pulley), and the like. The machine is mainly used for supporting transmission parts such as gears and belt wheels and transmitting motion and torque, such as a machine tool main shaft; some are used to clamp a workpiece, such as a spindle.

The clamping fixture for the existing machine tool spindle only can clamp and fix one end of the machine tool spindle in the using process, is easy to shake in the operation process, is poor in stability, cannot fix machine tool spindles of different specifications, and is small in application range and poor in practicability. Therefore, we propose a clamping fixture for a machine tool spindle.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a clamping anchor clamps for machine tool spindle can effectively solve the problem in the background art.

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

a clamping fixture for a machine tool spindle comprises a base, wherein a fixed frame is fixedly mounted on the right side of the upper end of the base, a supporting plate is fixedly mounted at the right end of the fixed frame, a driving mechanism is fixedly mounted at the left end of the supporting plate, a first clamping mechanism is movably mounted at the upper part in the fixed frame and is in transmission connection with the driving mechanism, a sliding groove is formed in the left side of the upper end of the base, a moving mechanism is connected in the sliding groove in a sliding manner, a second clamping mechanism is movably mounted at the upper part in the moving mechanism and has the same structure as the first clamping mechanism, and a spindle body is fixedly connected between the second clamping mechanism and the first clamping mechanism;

the driving mechanism comprises a driving motor, the driving motor is fixedly installed with the supporting plate, a rotating rod is fixedly installed at the output end of the driving motor, and a driving gear is fixedly installed at one end of the rotating rod.

Preferably, the clamping mechanism comprises a movable ring, two sliding rails are integrally formed on the outer surface of the movable ring, a retaining ring and a transmission gear are respectively integrally formed at two ends of the movable ring, and a clamping assembly is arranged in the movable ring.

Preferably, the centre gripping subassembly includes electric telescopic handle, electric telescopic handle is provided with threely, three electric telescopic handle is the annular array setting and all is connected with the internal surface fixed of activity ring, and is three the equal fixed mounting of electric telescopic handle's output has the grip block, the grip block is the arc structure.

Preferably, moving mechanism is including removing frame and positive and negative motor, the lower extreme integrated into one piece that removes the frame has T type piece, positive and negative motor fixed mounting is at the left end of base, the output fixed mounting of positive and negative motor has adjusting screw, adjusting screw runs through the left end of base and the right cell wall movable mounting through bearing and sliding tray, T type piece sliding connection in the sliding tray and with adjusting screw threaded connection, the upper portion that removes the frame is provided with the mounting groove, the internal surface of mounting groove is provided with two spouts.

Preferably, the size of the movable ring is matched with the size of the mounting groove, the position of the slide rail corresponds to the position of the slide groove, the slide rail is connected with the slide groove in a corresponding manner, the movable ring is movably mounted in the mounting groove, and the connection mode of the first clamping mechanism and the fixed frame is the same as that of the second clamping mechanism and the movable frame.

Preferably, the driving gear and the transmission gear are positioned on the same plane and are meshed with each other to connect the driving mechanism with the first clamping mechanism in a transmission manner.

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

1. the utility model discloses in, make T type piece slide in the sliding tray through adjusting screw and T type piece threaded connection to the messenger removes about the frame, through the main shaft body clamping to the mount and the distance adjustment realization different length between the removal frame, the commonality is strong, the simple operation.

2. The utility model discloses in, can carry out the centre gripping to the main shaft body of different diameters through three grip block mutually supporting and fix, fixed firm, the simple operation mutually supports through fixture and No. two fixture, can carry out the centre gripping to the both ends of main shaft body and fix, improves the stability of main shaft body.

Drawings

Fig. 1 is a schematic view of the overall structure of a clamping fixture for a machine tool spindle according to the present invention;

fig. 2 is a schematic view of a use state of the clamping fixture for a machine tool spindle according to the present invention;

fig. 3 is a schematic structural view of a moving mechanism of a clamping fixture for a machine tool spindle according to the present invention;

fig. 4 is a schematic structural view of a first clamping mechanism of a clamping fixture for a machine tool spindle according to the present invention;

fig. 5 is the utility model discloses a clamping assembly's for lathe main shaft clamping anchor clamps structural schematic diagram.

In the figure: 1. a base; 2. a fixed mount; 3. a support plate; 4. a drive mechanism; 5. a first clamping mechanism; 6. a sliding groove; 7. a moving mechanism; 8. a second clamping mechanism; 9. a main shaft body; 41. a drive motor; 42. a rotating rod; 43. a drive gear; 51. a movable ring; 52. a baffle ring; 53. a transmission gear; 54. a slide rail; 55. a clamping assembly; 56. an electric telescopic rod; 57. a clamping block; 71. a movable frame; 72. a T-shaped block; 73. a positive and negative motor; 74. adjusting the screw rod; 75. mounting grooves; 76. a chute.

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.

Examples

Referring to fig. 1-5, the present invention provides a technical solution:

the utility model provides a clamping anchor clamps for lathe main shaft, the on-line screen storage device comprises a base 1, base 1's upper end right side fixed mounting has mount 2, the right-hand member fixed mounting of mount 2 has layer board 3, the left end fixed mounting of layer board 3 has actuating mechanism 4, upper portion movable mounting has fixture 5 in the mount 2, fixture 5 is connected with actuating mechanism 4 transmission, open in base 1's upper end left side has sliding tray 6, sliding tray 6 sliding connection has moving mechanism 7, upper portion movable mounting has fixture 8 No. two in the moving mechanism 7, fixture 8's structure is the same with fixture 5's structure No. two, fixedly connected with main shaft body 9 between fixture 8 and the fixture 5 No. two.

In this embodiment, the driving mechanism 4 includes a driving motor 41, the driving motor 41 is fixedly mounted with the supporting plate 3, an output end of the driving motor 41 is fixedly mounted with a rotating rod 42, and one end of the rotating rod 42 is fixedly mounted with a driving gear 43; the first clamping mechanism 5 comprises a movable ring 51, two sliding rails 54 are integrally formed on the outer surface of the movable ring 51, a baffle ring 52 and a transmission gear 53 are respectively integrally formed at two ends of the movable ring 51, and a clamping assembly 55 is arranged in the movable ring 51; the clamping assembly 55 comprises three electric telescopic rods 56, the three electric telescopic rods 56 are arranged in an annular array and are fixedly connected with the inner surface of the movable ring 51, clamping blocks 57 are fixedly arranged at the output ends of the three electric telescopic rods 56, and the clamping blocks 57 are of arc-shaped structures; the size of the movable ring 51 is matched with that of the mounting groove 75, the position of the sliding rail 54 corresponds to that of the sliding groove 76, the sliding rail 54 is connected in the corresponding sliding groove 76 in a sliding manner to movably mount the movable ring 51 in the mounting groove 75, and the connection mode of the first clamping mechanism 5 and the fixed frame 2 is the same as that of the second clamping mechanism 8 and the movable frame 71; the driving gear 43 and the transmission gear 53 are positioned on the same plane and are meshed with each other to connect the driving mechanism 4 with the first clamping mechanism 5 in a transmission way; can carry out the centre gripping to the main shaft body 9 of different diameters through three grip block 57 mutually supports fixedly, and is fixed firm, and the simple operation mutually supports through fixture 5 and No. two fixture 8, can carry out the centre gripping to the both ends of main shaft body 9 fixedly, improves main shaft body 9's stability.

In this embodiment, the moving mechanism 7 includes a moving frame 71 and a forward and reverse motor 73, a T-shaped block 72 is integrally formed at the lower end of the moving frame 71, the forward and reverse motor 73 is fixedly installed at the left end of the base 1, an output end of the forward and reverse motor 73 is fixedly installed with an adjusting screw 74, the adjusting screw 74 penetrates through the left end of the base 1 and is movably installed with the right groove wall of the sliding groove 6 through a bearing, the T-shaped block 72 is slidably connected in the sliding groove 6 and is in threaded connection with the adjusting screw 74, an installation groove 75 is arranged at the upper part of the moving frame 71, and two sliding grooves 76 are arranged on the inner surface of the installation groove 75; through adjusting screw 74 and T type piece 72 threaded connection make T type piece 72 slide in sliding tray 6 to make and remove about the frame 71, realize the main shaft body 9 clamping of different length through the distance adjustment between to mount 2 and the frame 71 that removes, the commonality is strong, the simple operation.

It should be noted that, the utility model relates to a clamping anchor clamps for lathe main shaft, in concrete use, open positive and negative motor 73, it rotates to drive adjusting screw 74 through positive and negative motor 73, make T type piece 72 slide in sliding tray 6 through adjusting screw 74 and T type piece 72 threaded connection, thereby make and remove the removal frame 71 and remove, through the main shaft body 9 clamping to realizing different length to the distance adjustment between mount 2 and the removal frame 71, the commonality is strong, and convenient for operation, promote grip block 57 through the extension of electric telescopic handle 56 and remove, can carry out the centre gripping to the main shaft body 9 of different diameters through three grip block 57 mutually supporting and fix, and is fixed firm, and convenient for operation, through a fixture 5 and No. two fixture 8 mutually supporting, can carry out the centre gripping to the both ends of main shaft body 9 and fix, the stability of main shaft body 9 is improved, open driving motor 41, it makes drive gear 43 rotate to drive bull stick 42 through driving motor 41, it drives movable ring 51 through drive gear 43 and drive gear 53 meshing and rotates, thereby make a fixture 5 and No. two fixture 8 rotate, realize that main shaft body 9 rotates, the transmission is compact, the stable structure, and the stability of sliding rail corresponds at the internal rotation of sliding chute 75, and improve the stability of sliding rail, the stability of sliding tray 75.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a clamping anchor clamps for lathe main shaft, includes base (1), its characterized in that: the spindle comprises a base (1), a fixing frame (2) is fixedly mounted on the right side of the upper end of the base (1), a supporting plate (3) is fixedly mounted at the right end of the fixing frame (2), a driving mechanism (4) is fixedly mounted at the left end of the supporting plate (3), a first clamping mechanism (5) is movably mounted at the upper portion in the fixing frame (2), the first clamping mechanism (5) is in transmission connection with the driving mechanism (4), a sliding groove (6) is formed in the left side of the upper end of the base (1), a moving mechanism (7) is connected in the sliding groove (6) in a sliding mode, a second clamping mechanism (8) is movably mounted at the upper portion in the moving mechanism (7), the structure of the second clamping mechanism (8) is identical to that of the first clamping mechanism (5), and a spindle body (9) is fixedly connected between the second clamping mechanism (8) and the first clamping mechanism (5);

actuating mechanism (4) include driving motor (41), driving motor (41) and layer board (3) fixed mounting, the output fixed mounting of driving motor (41) has bull stick (42), the one end fixed mounting of bull stick (42) has drive gear (43).

2. The clamping fixture for the machine tool spindle according to claim 1, characterized in that: a fixture (5) includes activity ring (51), the surface integrated into one piece of activity ring (51) has two slide rails (54), the both ends of activity ring (51) respectively integrated into one piece have fender ring (52) and drive gear (53), be provided with centre gripping subassembly (55) in activity ring (51).

3. The clamping fixture for the machine tool spindle according to claim 2, characterized in that: centre gripping subassembly (55) are including electric telescopic handle (56), electric telescopic handle (56) are provided with threely, three electric telescopic handle (56) are the annular array setting and all are connected with the internal surface fixed of activity ring (51), and are three the equal fixed mounting of output of electric telescopic handle (56) has grip block (57), grip block (57) are the arc structure.

4. The clamping fixture for the machine tool spindle according to claim 1, characterized in that: moving mechanism (7) are including removing frame (71) and positive and negative motor (73), the lower extreme integrated into one piece that removes frame (71) has T type piece (72), positive and negative motor (73) fixed mounting is at the left end of base (1), the output fixed mounting of positive and negative motor (73) has adjusting screw (74), adjusting screw (74) run through the left end of base (1) and through the right cell wall movable mounting of bearing and sliding tray (6), T type piece (72) sliding connection in sliding tray (6) and with adjusting screw (74) threaded connection, the upper portion that removes frame (71) is provided with mounting groove (75), the internal surface of mounting groove (75) is provided with two spout (76).

5. The clamping fixture for the machine tool spindle according to claim 2, characterized in that: the size of activity ring (51) and the size looks adaptation of mounting groove (75), the position of slide rail (54) corresponds with the position of spout (76), slide rail (54) sliding connection is in spout (76) that corresponds with activity ring (51) movable mounting in mounting groove (75), the connected mode of fixture (5) and mount (2) is the same with the connected mode of No. two fixture (8) and removal frame (71).

6. The clamping fixture for the machine tool spindle according to claim 1, characterized in that: the driving gear (43) and the transmission gear (53) are positioned on the same plane and are meshed with each other to connect the driving mechanism (4) with the first clamping mechanism (5) in a transmission manner.