CN215432732U - Rotary feeding device for numerical control machine tool - Google Patents

Rotary feeding device for numerical control machine tool Download PDF

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Publication number
CN215432732U
CN215432732U CN202022687083.XU CN202022687083U CN215432732U CN 215432732 U CN215432732 U CN 215432732U CN 202022687083 U CN202022687083 U CN 202022687083U CN 215432732 U CN215432732 U CN 215432732U
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China
Prior art keywords
feeding
clamping jaw
numerical control
clamping
control machine
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CN202022687083.XU
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Chinese (zh)
Inventor
周玉瑞
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Putian Huarui Machinery Co ltd
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Putian Huarui Machinery Co ltd
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Abstract

The utility model relates to the technical field of numerical control machines, in particular to a rotary feeding device for a numerical control machine, which comprises a rack, wherein the rack is provided with a lifting device, the lifting device is connected with a rotating device, the rotating device is connected with a clamping device, three mounting arms are arranged on the outer wall of a support in an annular array manner, each mounting arm is provided with a clamping jaw assembly, a mounting block is fixedly connected with the mounting arm, a ball screw is connected with the mounting block through a bearing seat, the ball screw is connected with a first motor, a left-handed nut is connected with a left clamping jaw, a right-handed nut is connected with a right clamping jaw, and the left clamping jaw and the right clamping jaw are both connected with the mounting block in a sliding manner; the top of the frame is provided with a feeding device and a material receiving box. The bracket is driven to rotate through the rotating device, so that the three clamping jaw assemblies are switched among the feeding device, the numerical control machine tool machining position and the material receiving box, and the steps of feeding and taking workpieces are further completed. The labor intensity of workers is reduced, and the production efficiency is improved.

Description

Rotary feeding device for numerical control machine tool
Technical Field
The utility model relates to the technical field of numerical control machines, in particular to a rotary feeding device for a numerical control machine.
Background
The numerical control machine tool is a digital control machine tool for short, and is an automatic machine tool equipped with a program control system, said control system can logically process and decode the program defined by control code or other symbolic instruction, and can use coded digital representation, and can utilize information carrier to input it into numerical control device, and can utilize the numerical control device to give out various control signals to control the action of machine tool so as to automatically machine the part according to the form and size required by drawing.
The existing numerical control machine tool mainly adopts manual feeding and semi-automatic processing, full-automatic continuous production cannot be realized, the production efficiency is low, and the labor intensity of workers is high.
Based on the technical scheme, the utility model designs the rotary feeding device for the numerical control machine tool to solve the technical problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a rotary feeding device for a numerical control machine tool, which is used for solving the technical problem.
In order to achieve the purpose, the utility model provides the following technical scheme: a rotary feeding device for a numerical control machine tool comprises a frame, wherein a lifting device is arranged at the top of the frame, a rotating device is connected to the top of the lifting device, the rotating device is connected with a clamping device, the clamping device comprises a support, three mounting arms are arranged on an annular array of the outer wall of the support, each mounting arm is provided with a clamping jaw assembly for clamping a workpiece, each clamping jaw assembly comprises a ball screw and a mounting block, the mounting blocks are fixedly connected with the mounting arms, the ball screws are connected with the mounting blocks through bearing seats, one end of each ball screw is connected with a first motor, the outer wall of each ball screw is provided with left-handed threads and right-handed threads, the left-handed threads are connected with left-handed nuts, the left-handed nuts are connected with left clamping jaws, the right-handed threads are connected with right-handed nuts, and the right-handed nuts are connected with right clamping jaws, the left clamping jaw and the right clamping jaw are both connected with the mounting block in a sliding manner;
the feeding device and the material receiving box are arranged at the top of the rack and are respectively positioned at two sides of the rack.
Preferably, the lifting device comprises an air cylinder fixed at the bottom of the frame, the output end of the air cylinder is connected with a lifting plate, a guide rod is arranged at the bottom of the lifting plate and is connected with the frame in a sliding manner, and the rotating device is arranged at the top of the lifting plate.
Preferably, the turning device comprises a worm wheel rotatably connected with the lifting plate, the support is connected to the center of the worm wheel, the outer wall of the worm wheel is meshed with a worm, the worm is connected to the top of the lifting plate through a connecting seat, and one end of the worm penetrates through the connecting seat and is connected with a second motor.
Preferably, the feeding device comprises a feeding box, the feeding box is connected with a sliding rod in a sliding mode, the sliding rod is connected with a material pushing plate, a spring is arranged on the outer wall of the sliding rod, one end of the spring is connected with the side wall of the feeding box, and the other end of the spring is connected with the material pushing plate.
Preferably, the material receiving box is detachably connected with the rack, an inner cavity of the material receiving box is provided with an inclined surface, and the inclined surface is provided with a plurality of balls.
Compared with the prior art, the utility model has the beneficial effects that: the bracket is driven to rotate through the rotating device, so that the three clamping jaw assemblies are switched among the feeding device, the numerical control machine tool machining position and the material receiving box, and the steps of feeding and taking workpieces are further completed. The labor intensity of workers is reduced, and the production efficiency is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a clamping device according to the present invention;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
FIG. 4 is an enlarged view of a portion B of FIG. 1;
FIG. 5 is a schematic view of the feeding device of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a frame; 2. a lifting device; 3. a turning device; 4. a clamping device; 5. a support; 6. mounting an arm; 7. a jaw assembly; 8. a ball screw; 9. mounting blocks; 10. a first motor; 11. left-handed threads; 12. right-hand threads; 13. a left-handed nut; 14. right-hand turning of the nut; 15. a left clamping jaw; 16. a right jaw; 17. a feeding device; 18. a material receiving box; 19. a cylinder; 20. a lifting plate; 21. a guide bar; 22. a worm gear; 23. a worm; 24. a second motor; 25. a feeding box; 26. a slide bar; 27. a material pushing plate; 28. a spring; 29. a bevel; 30. and a ball.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
referring to fig. 1-5, the present invention provides a technical solution: a rotary feeding device for a numerical control machine tool comprises a machine frame 1, wherein a lifting device 2 is arranged at the top of the machine frame 1, a rotating device 3 is connected at the top of the lifting device 2, the rotating device 3 is connected with a clamping device 4, the clamping device 4 comprises a support 5, three mounting arms 6 are arranged on the outer wall of the support 5 in an annular array mode, each mounting arm 6 is provided with a clamping jaw assembly 7 used for clamping a workpiece, each clamping jaw assembly 7 comprises a ball screw 8 and a mounting block 9, the mounting blocks 9 are fixedly connected with the mounting arms 6, the ball screw 8 is connected with the mounting blocks 9 through a bearing seat, one end of the ball screw 8 is connected with a first motor 10, the outer wall of the ball screw 8 is provided with a left-handed thread 11 and a right-handed thread 12, the left-handed thread 11 is connected with a left-handed nut 13, the left-handed nut 13 is connected with a left clamping jaw 15, the right-handed thread 12 is connected with a right-handed nut 14, and the right-handed nut 14 is connected with a right clamping jaw 16, the left clamping jaw 15 and the right clamping jaw 16 are both connected with the mounting block 9 in a sliding manner;
the top of the frame 1 is provided with a feeding device 17 and a material receiving box 18, and the feeding device 17 and the material receiving box 18 are respectively positioned at two sides of the frame 1.
Specifically, elevating gear 2 is including fixing the cylinder 19 in frame 1 bottom, and the cylinder 19 output is connected with lifter plate 20, and lifter plate 20 bottom is provided with guide bar 21, and guide bar 21 and frame 1 sliding connection, slewer 3 set up at lifter plate 20 top. The output end of the air cylinder 19 stretches to drive the lifting plate 20 to lift up and down, and the clamping jaw assembly 7 has a lifting function, so that the clamping jaw assembly 7 can lift up and down a workpiece conveniently.
Specifically, slewer 3 rotates the worm wheel 22 of being connected including with lifter plate 20, and support 5 is connected in the worm wheel 22 center, and the meshing of worm wheel 22 outer wall is connected with worm 23, and worm 23 passes through the connecting seat and connects the lifter plate 20 top, and worm 23 one end runs through the connecting seat and is connected with second motor 24. The worm wheel 22 rotates to drive the bracket 5 to rotate, so that the clamping jaw assembly 7 moves the workpiece grabbed by the feeding device 17 to the processing position, and the workpiece on the processing position is moved to the material receiving box 18 through the other clamping jaw assembly 7.
Specifically, feeding device 17 is including feeding box 25, and feeding box 25 sliding connection has slide bar 26, and slide bar 26 is connected with scraping wings 27, and slide bar 26 outer wall is provided with spring 28, and spring 28 one end is connected with feeding box 25 lateral wall, and the other end of spring 28 is connected with scraping wings 27. The pusher plate 27 is urged by the spring 28 to move to a side close to the turning device 3, so that the workpiece to be machined moves below the jaw assembly 7.
Specifically, the material receiving box 18 is detachably connected with the frame 1, an inner cavity of the material receiving box 18 is provided with an inclined surface 29, and the inclined surface 29 is provided with a plurality of balls 30. The workpiece placed on the inclined surface 29 is slid to the side away from the turning device 3 by the inclined surface 29 and the balls 30, and a plurality of machined workpieces are prevented from being stacked together.
One specific application of this embodiment is: a plurality of workpieces to be processed are placed on the feeding box 25, the output end of the air cylinder 19 retracts, the clamping device 4 is driven to descend, and one workpiece on the feeding box 25 is located between the left clamping jaw 15 and the right clamping jaw 16. The first motor 10 is started to drive the ball screw 8 to rotate, so that the left clamping jaw 15 and the right clamping jaw 16 are close to each other, and a workpiece is clamped through the left clamping jaw 15 and the right clamping jaw 16.
After the clamping jaw assembly 7 clamps the workpiece, the output end of the air cylinder 19 extends out to drive the clamping device 4 to ascend, then the second motor 24 is started to drive the worm wheel 22 to rotate, and further the support 5 is driven to rotate, so that the clamping jaw assembly 7 located on the feeding box 25 moves to the workpiece position of the numerical control machine tool, then the output end of the air cylinder 19 retracts, the workpiece is placed on the workpiece position of the numerical control machine tool, the first motor 10 rotates reversely, and the left clamping jaw 15 and the right clamping jaw 16 loosen the clamping of the workpiece.
After the workpiece is machined, the output end of the air cylinder 19 stretches and retracts to drive the clamping device 4 to lift, the workpiece is grabbed through the clamping jaw assembly 7, the rotating device 3 drives the support 5 to rotate, the machined workpiece is moved to the position of the material receiving box 18, and the machined workpiece slides to one side far away from the rotating device 3 under the action of gravity through the arrangement of the inclined surface 29 on the material receiving box 18, so that the workpieces are prevented from being stacked together.
When a workpiece starts to be continuously processed and produced, the two clamping jaw assemblies 7 respectively clamp the workpiece to be processed and the processed workpiece, the rotating device 3 rotates to drive the two clamping jaw assemblies 7 to rotate around the axis of the worm wheel 22, so that the clamping jaw assembly 7 clamping the workpiece to be processed moves to a processing position of a numerical control machine tool, the workpiece clamped and processed is moved to be above the material receiving box 18, the output end of the air cylinder 19 retracts to drive the two clamping jaw assemblies 7 to descend, the grabbed workpiece is respectively placed above the processing position of the numerical control machine tool and the material receiving box 18, synchronous work of feeding and taking of the workpiece is achieved, and working efficiency is improved.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims (5)

1. The utility model provides a rotation type material feeding unit for digit control machine tool, includes frame (1), its characterized in that: the clamping device is characterized in that a lifting device (2) is arranged at the top of the rack (1), a rotating device (3) is connected to the top of the lifting device (2), a clamping device (4) is connected to the rotating device (3), the clamping device (4) comprises a support (5), three mounting arms (6) are arranged on an annular array of the outer wall of the support (5), each mounting arm (6) is provided with a clamping jaw assembly (7) used for clamping a workpiece, each clamping jaw assembly (7) comprises a ball screw (8) and a mounting block (9), the mounting blocks (9) are fixedly connected with the mounting arms (6), the ball screw (8) is connected with the mounting blocks (9) through a bearing seat, one end of the ball screw (8) is connected with a first motor (10), the outer wall of the ball screw (8) is provided with left-handed threads (11) and right-handed threads (12), the left-handed threads (11) are connected with a left-handed nut (13), the left-handed nut (13) is connected with a left clamping jaw (15), the right-handed thread (12) is connected with a right-handed nut (14), the right-handed nut (14) is connected with a right clamping jaw (16), and the left clamping jaw (15) and the right clamping jaw (16) are both connected with the mounting block (9) in a sliding manner;
the feeding device (17) and the material receiving box (18) are arranged at the top of the rack (1), and the feeding device (17) and the material receiving box (18) are respectively located on two sides of the rack (1).
2. The rotary feeding device for the numerical control machine tool according to claim 1, wherein: elevating gear (2) is including fixing cylinder (19) in frame (1) bottom, cylinder (19) output is connected with lifter plate (20), lifter plate (20) bottom is provided with guide bar (21), guide bar (21) and frame (1) sliding connection, slewer (3) set up at lifter plate (20) top.
3. The rotary feeding device for the numerical control machine tool according to claim 2, wherein: slewer (3) including rotate worm wheel (22) of being connected with lifter plate (20), support (5) are connected at worm wheel (22) center, worm wheel (22) outer wall meshing is connected with worm (23), lifter plate (20) top is connected through the connecting seat in worm (23), worm (23) one end through-connection seat is connected with second motor (24).
4. The rotary feeding device for the numerical control machine tool according to claim 1, wherein: the feeding device (17) comprises a feeding box (25), a sliding rod (26) is connected to the feeding box (25) in a sliding mode, a material pushing plate (27) is connected to the sliding rod (26), a spring (28) is arranged on the outer wall of the sliding rod (26), one end of the spring (28) is connected with the side wall of the feeding box (25), and the other end of the spring (28) is connected with the material pushing plate (27).
5. The rotary feeding device for the numerical control machine tool according to claim 1, wherein: the material receiving box (18) is detachably connected with the rack (1), an inclined plane (29) is arranged in the inner cavity of the material receiving box (18), and a plurality of balls (30) are arranged on the inclined plane (29).
CN202022687083.XU 2020-11-19 2020-11-19 Rotary feeding device for numerical control machine tool Active CN215432732U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022687083.XU CN215432732U (en) 2020-11-19 2020-11-19 Rotary feeding device for numerical control machine tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022687083.XU CN215432732U (en) 2020-11-19 2020-11-19 Rotary feeding device for numerical control machine tool

Publications (1)

Publication Number Publication Date
CN215432732U true CN215432732U (en) 2022-01-07

Family

ID=79680919

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022687083.XU Active CN215432732U (en) 2020-11-19 2020-11-19 Rotary feeding device for numerical control machine tool

Country Status (1)

Country Link
CN (1) CN215432732U (en)

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