CN216829725U

CN216829725U - High-precision numerical control lathe clamping device for part machining

Info

Publication number: CN216829725U
Application number: CN202123277278.8U
Authority: CN
Inventors: 付国; 宋军利
Original assignee: Handan Congtai Fengbang Machining Co ltd
Current assignee: Handan Congtai Fengbang Machining Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-06-28
Anticipated expiration: 2031-12-23

Abstract

The utility model relates to the technical field of numerical control lathes, and provides a clamping device of a numerical control lathe for processing high-precision parts, which is convenient for clamping the high-precision parts and is not easy to fall off, is convenient for changing the processing angle of the high-precision parts, has higher efficiency and simple operation, and comprises a lathe body, a groove is arranged on the lathe body, a rotating plate is rotationally connected with the groove, a moving groove is arranged on the rotating plate, a forward screw rod and a reverse screw rod are rotationally connected with the moving groove, a connecting rod is fixedly connected between the forward screw rod and the reverse screw rod, a rotating component is arranged on the connecting rod, thread blocks are uniformly and threadedly connected on the forward screw rod and the reverse screw rod, the thread blocks are slidably connected in the moving groove, a clamping plate is fixedly connected at the top end of the thread blocks, a rotating column is fixedly connected with the bottom end of the rotating plate, and the rotating column is rotationally connected on the inner bottom wall of the groove, the fixed cover is equipped with the spacing ring on the rotary column, is provided with spacing subassembly on the spacing ring.

Description

High-precision numerical control lathe clamping device for part machining

Technical Field

The utility model relates to a numerical control lathe technical field, concretely relates to numerical control lathe clamping device is used in processing of high accuracy spare part.

Background

As is well known, a numerically controlled lathe is mainly used for cutting and machining inner and outer cylindrical surfaces, inner and outer conical surfaces with any taper angle, inner and outer curved surfaces of complex rotation, cylindrical and conical threads and the like of shaft parts or disc parts, and can perform grooving, drilling, reaming, hole comparison, boring and the like, so that the numerically controlled lathe is used in machining high-precision parts, and when the numerically controlled lathe machines the high-precision parts, the position of the high-precision parts is generally controlled to be fixed, and thus, a clamping device of the numerically controlled lathe for machining the high-precision parts is provided.

Through search, the utility model patent with chinese patent application No. cn202020051530.x discloses a spring chuck clamping mechanism for a numerically controlled lathe, which is roughly described as comprising a connecting shaft, clamping blocks movably connected to both sides of the bottom end of the connecting shaft, grooves arranged on the inner sides of the two clamping blocks, a battery mounting groove arranged on one side of the top end of the connecting shaft, a shielding cover clamped on the outer side of the battery mounting groove, a clamping groove arranged on the bottom end of the connecting shaft, and a motor fixedly connected to the inner cavity of the clamping groove, wherein when in use, the battery can be mounted by arranging the battery mounting groove on the clamping mechanism, an independent power supply is provided for the clamping mechanism, thereby facilitating the use of the clamping mechanism, the clamping mechanism still can play a role when no external power supply is available, the damage caused by dropping of clamped articles can be prevented when sudden power failure occurs, the shielding cover can shield the battery mounting groove, and prevent external dust from entering the battery mounting groove to influence the use of the battery, while also preventing the battery from falling.

Although the high-precision part can be clamped to a certain degree by the technical scheme, the stability of the spring is poor, and the clamping of the high-precision part can be dropped, so that the high-precision part is processed in a fault manner, and the high-precision part is processed at low efficiency.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a numerical control lathe clamping device is used in processing of high accuracy spare part to it is relatively poor to solve the prior art spring stability who provides in the background art, and the phenomenon that drops may appear pressing from both sides tightly to the tight of high accuracy spare part, thereby leads to the processing error to the high accuracy spare part, leads to the lower problem of efficiency of high accuracy spare part processing.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high accuracy is numerical control lathe clamping device for parts processing, includes the lathe body, set up flutedly on the lathe body, the recess internal rotation is connected with the rotor plate, set up the shifting chute on the rotor plate, the shifting chute internal rotation is connected with forward screw rod and reverse screw rod, fixedly connected with connecting rod between forward screw rod and the reverse screw rod, be provided with the drive connecting rod on the connecting rod and carry out pivoted runner assembly, equal threaded connection has the thread piece on forward screw rod and the reverse screw rod, thread piece sliding connection is in the shifting chute, the top fixedly connected with grip block of thread piece, the bottom fixedly connected with rotary column of rotor plate, the rotary column rotates to be connected on the interior diapire of recess, and fixed cover is equipped with the spacing ring on the rotary column, be provided with the spacing subassembly that is used for restricting the spacing ring position on the spacing ring.

Preferably, the runner assembly includes vertical taper gear, vertical taper gear fixed cover is established on the connecting rod, rotates on the rotary column and is connected with the dwang, the dwang runs through the rotor plate and extends to the shifting chute in and fixed cover is equipped with horizontal taper gear, horizontal taper gear meshes with vertical taper gear mutually, is provided with on the dwang to be used for driving the dwang and carries out pivoted drive assembly.

Further, drive assembly includes the motor, seted up on the rotary column and accomodate the groove, the motor is installed and is accomodate the inslot, the bottom of dwang runs through the rotary column and extends to accomodate the inslot and be connected with the top output of motor with one heart.

Still further, an operation through groove is formed in the front end of the lathe body and communicated with the groove.

According to a further scheme of the scheme, the limiting component comprises a supporting plate, the supporting plate is fixedly connected to the front end of the lathe body, an electric push rod is installed at the bottom end of the supporting plate, and a limiting plate is fixedly connected to the bottom output end of the electric push rod.

As a further scheme of the scheme, a frosting layer is arranged on the limiting ring.

On the basis of the scheme, the front end and the rear end of the clamping plate are both connected with clamping bolts in a threaded mode, and the clamping bolts are fixedly connected with fixing plates.

On the basis of the scheme, the rotating plate is fixedly sleeved with a ring-shaped sliding block, the lathe body is provided with a ring-shaped sliding groove matched with the ring-shaped sliding block, and the ring-shaped sliding block is in sliding fit with the ring-shaped sliding groove.

(III) advantageous effects

Compared with the prior art, the utility model provides a numerical control lathe clamping device is used in processing of high accuracy spare part possesses following beneficial effect:

the utility model discloses in, it rotates to drive the connecting rod through the runner assembly, the connecting rod drives forward screw rod and reverse screw rod and rotates, forward screw rod and reverse screw rod drive the thread piece and are close to each other or keep away from each other, thereby it is close to or keep away from each other to drive the grip block, be convenient for press from both sides tight high accuracy spare part through the grip block, it rotates to drive rotary column and spacing ring through rotating the grip block, be convenient for change the processing angle of high accuracy spare part, be convenient for restrict the position of grip block through the position of restriction spacing ring through spacing subassembly, therefore, this numerical control lathe clamping device is used in high accuracy spare part processing, be convenient for press from both sides tight and the difficult phenomenon that takes place to drop high accuracy spare part, be convenient for change the processing angle of high accuracy spare part, high efficiency, and simple operation.

Drawings

FIG. 1 is a schematic view of the exploded perspective structure of the present invention;

FIG. 2 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 3 is a schematic view of the exploded partial sectional three-dimensional structure of the rotor plate, the rotor post, and the limiting ring of the present invention;

fig. 4 is a schematic view of a part a of the enlarged structure of fig. 3 according to the present invention.

In the figure: 1. a lathe body; 2. a rotating plate; 3. a forward screw; 4. a reverse screw; 5. a connecting rod; 6. a thread block; 7. a clamping plate; 8. turning the column; 9. a limiting ring; 10. a longitudinal bevel gear; 11. rotating the rod; 12. a transverse bevel gear; 13. a motor; 14. operating the through groove; 15. a support plate; 16. an electric push rod; 17. a limiting plate; 18. clamping the bolt; 19. a fixing plate; 20. a ring-shaped sliding block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, a clamping device of a numerically controlled lathe for machining high-precision parts comprises a lathe body 1, a groove is formed in the lathe body 1, a rotating plate 2 is rotatably connected in the groove, a ring-shaped sliding block 20 is fixedly sleeved on the rotating plate 2, a ring-shaped sliding groove matched with the ring-shaped sliding block 20 is formed in the lathe body 1, the ring-shaped sliding block 20 is in sliding fit with the ring-shaped sliding groove, the rotating plate 2 is convenient to rotate, a moving groove is formed in the rotating plate 2, a forward screw 3 and a reverse screw 4 are rotatably connected in the moving groove, a connecting rod 5 is fixedly connected between the forward screw 3 and the reverse screw 4, a rotating assembly for driving the connecting rod 5 to rotate is arranged on the connecting rod 5, the rotating assembly comprises a longitudinal conical gear 10, the longitudinal conical gear 10 is fixedly sleeved on the connecting rod 5, a rotating rod 11 is rotatably connected on a rotating column 8, the rotating rod 11 penetrates through the rotating plate 2 and extends into the moving groove, and a transverse conical gear 12 is fixedly sleeved on the rotating rod 11, the transverse conical gear 12 is meshed with the longitudinal conical gear 10, a driving component for driving the rotating rod 11 to rotate is arranged on the rotating rod 11, the driving component comprises a motor 13, a containing groove is formed in the rotating column 8, the motor 13 is installed in the containing groove, the bottom end of the rotating rod 11 penetrates through the rotating column 8 and extends into the containing groove and is concentrically connected with the top output end of the motor 13, thread blocks 6 are in threaded connection with the forward screw rod 3 and the reverse screw rod 4 respectively, the thread blocks 6 are in sliding connection with the moving groove, a clamping plate 7 is fixedly connected to the top end of the thread blocks 6, the output end of the motor 13 rotates to drive the rotating rod 11 to rotate, the rotating rod 11 drives the transverse conical gear 12 to rotate, the transverse conical gear 12 drives the longitudinal conical gear 10 to rotate, the longitudinal conical gear 10 drives the connecting rod 5 to rotate, the connecting rod 5 drives the forward screw rod 3 and the reverse screw rod 4 to rotate, forward screw 3 and reverse screw 4 drive two screw thread pieces 6 and keep away from each other or be close to each other to drive two grip blocks 7 and keep away from each other or be close to each other, it presss from both sides tightly high accuracy spare part to be convenient for heighten grip block 7, the equal threaded connection in both ends has clamping bolt 18 around grip block 7, fixedly connected with fixed plate 19 on clamping bolt 18, it moves to rotate clamping bolt 18 and drive fixed plate 19, until fixed plate 19 contacts high accuracy spare part, be convenient for carry out the fixed clamp of multi-angle to high accuracy spare part.

Further, the bottom end of the rotating plate 2 is fixedly connected with a rotating column 8, the rotating column 8 is rotatably connected to the inner bottom wall of the groove, the rotating plate 2 is rotated to drive the rotating column 8 to rotate together, so that a proper clamping angle can be adjusted according to conditions, and when an angle needs to be changed to process high-precision parts, the high-precision parts do not need to be disassembled, adjusted and re-clamped, and the rotating plate 2 can be rotated in between, the rotating column 8 is fixedly sleeved with a limiting ring 9, the front end of the lathe body 1 is provided with an operation through groove 14, the operation through groove 14 is communicated with the groove, the limiting ring 9 is provided with a limiting component for limiting the position of the limiting ring 9, the limiting component comprises a supporting plate 15, the supporting plate 15 is fixedly connected to the front end of the lathe body 1, the bottom end of the supporting plate 15 is provided with an electric push rod 16, and the output end of the bottom of the electric push rod 16 is fixedly connected with a limiting plate 17, the output end of the electric push rod 16 drives the limiting plate 17 to move downwards until contacting the limiting ring 9, and tightly presses close to the limiting ring 9, so that the position of the limiting ring 9 is limited, a frosted layer is arranged on the limiting ring 9, and the friction force between the limiting ring 9 and the limiting plate 17 is increased conveniently.

It should be further described that the motor 13 and the electric push rod 16 in this embodiment are conventional devices that are purchased from the market and are well known to those skilled in the art, and the models can be selected or customized according to actual needs, in this patent, we only use them, and do not improve their structures and functions, and their setting, installation, and electrical connection modes are only needed for those skilled in the art to perform debugging operations according to the requirements of their usage specifications, and they are not described herein again, and the motor 13 and the electric push rod 16 are both provided with control switches that are matched with them, and the installation positions of the control switches are selected according to actual usage requirements, so that the operators can perform operation control conveniently.

In summary, when the clamping device of the numerically controlled lathe for machining high-precision parts is used, the clamping device of the numerically controlled lathe for machining high-precision parts is firstly placed at a place to be used, the motor 13 is connected with a forward and reverse rotation circuit according to the specification, the high-precision parts are placed between the two clamping plates 7, the motor 13 is started, the output end of the motor 13 rotates to drive the rotating rod 11 to rotate, the rotating rod 11 drives the transverse conical gear 12 to rotate, the transverse conical gear 12 drives the longitudinal conical gear 10 to rotate, the longitudinal conical gear 10 drives the connecting rod 5 to rotate, the connecting rod 5 drives the forward screw rod 3 and the reverse screw rod 4 to rotate, the forward screw rod 3 and the reverse screw rod 4 drive the two thread blocks 6 to approach each other, so as to drive the two clamping plates 7 to approach each other until the two clamping plates 7 contact the high-precision parts, then rotate clamping bolt 18 again, clamping bolt 18 drives fixed plate 19 and removes, until fixed plate 19 contacts high accuracy spare part, can carry out the fixed clamp of multi-angle to high accuracy spare part, when the processing angle of high accuracy spare part needs to be adjusted, rotate the rotor plate and drive rotary column 8 and rotate, rotary column 8 drives spacing ring 9 and rotates to suitable position, open electric putter 16, electric putter 16's output drives limiting plate 17 and moves down until contacting spacing ring 9, and tightly press close to spacing ring 9 can.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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. A high-precision numerical control lathe clamping device for part machining comprises a lathe body (1) and is characterized in that a groove is formed in the lathe body (1), a rotating plate (2) is connected in the groove in a rotating mode, a moving groove is formed in the rotating plate (2), a forward screw (3) and a reverse screw (4) are connected in the moving groove in a rotating mode, a connecting rod (5) is fixedly connected between the forward screw (3) and the reverse screw (4), a rotating assembly for driving the connecting rod (5) to rotate is arranged on the connecting rod (5), thread blocks (6) are in threaded connection with the forward screw (3) and the reverse screw (4) respectively, the thread blocks (6) are connected in the moving groove in a sliding mode, a clamping plate (7) is fixedly connected to the top end of each thread block (6), a rotating column (8) is fixedly connected to the bottom end of the rotating plate (2), the rotary column (8) is rotatably connected to the inner bottom wall of the groove, the rotary column (8) is fixedly sleeved with a limiting ring (9), and a limiting assembly used for limiting the position of the limiting ring (9) is arranged on the limiting ring (9).

2. The clamping device of the numerically controlled lathe for machining the high-precision parts as claimed in claim 1, wherein the rotating assembly comprises a longitudinal conical gear (10), the longitudinal conical gear (10) is fixedly sleeved on the connecting rod (5), a rotating rod (11) is rotatably connected to the rotating column (8), the rotating rod (11) penetrates through the rotating plate (2) and extends into the moving groove, a transverse conical gear (12) is fixedly sleeved on the rotating rod (8), the transverse conical gear (12) is meshed with the longitudinal conical gear (10), and a driving assembly for driving the rotating rod (11) to rotate is arranged on the rotating rod (11).

3. The clamping device of the numerically controlled lathe for machining the high-precision parts as claimed in claim 2, wherein the driving assembly comprises a motor (13), the rotary column (8) is provided with a receiving groove, the motor (13) is installed in the receiving groove, and the bottom end of the rotary rod (11) penetrates through the rotary column (8) to extend into the receiving groove and is concentrically connected with the top output end of the motor (13).

4. The numerical control lathe clamping device for machining the high-precision parts as claimed in claim 3, wherein an operating through groove (14) is formed in the front end of the lathe body (1), and the operating through groove (14) is communicated with the groove.

5. The clamping device of the numerically controlled lathe for machining the high-precision parts as claimed in claim 4, wherein the limiting assembly comprises a supporting plate (15), the supporting plate (15) is fixedly connected to the front end of the lathe body (1), an electric push rod (16) is mounted at the bottom end of the supporting plate (15), and a limiting plate (17) is fixedly connected to the output end of the bottom of the electric push rod (16).

6. The numerical control lathe clamping device for machining high-precision parts as claimed in claim 5, wherein a frosted layer is arranged on the limiting ring (9).

7. The clamping device of the numerically controlled lathe for machining high-precision parts as claimed in claim 6, wherein clamping bolts (18) are screwed to both the front end and the rear end of the clamping plate (7), and a fixing plate (19) is fixedly connected to each clamping bolt (18).

8. The clamping device of the numerically controlled lathe for machining high-precision parts as claimed in claim 7, wherein the rotating plate (2) is fixedly sleeved with a ring-shaped sliding block (20), the lathe body (1) is provided with a ring-shaped sliding groove matched with the ring-shaped sliding block (20), and the ring-shaped sliding block (20) is in sliding fit with the ring-shaped sliding groove.