CN221362739U - Workpiece clamping device for numerical control lathe - Google Patents

Abstract

The utility model discloses a workpiece clamping device for a numerical control lathe, which comprises a workbench, wherein a fixed frame is bolted to the top of the workbench, a box body is bolted to the top of the fixed frame, clamping components are arranged in an inner cavity of the box body, first through grooves are formed in two sides of the bottom of the box body, second through grooves are formed in two sides of the top of the fixed frame, a groove is formed in the center of the top of the workbench, a first motor is bolted to the bottom of the inner cavity of the groove, and through the cooperation of the second motor, a screw rod, a thread bush, a connecting rod, a moving block and a clamping plate with the first motor and a placing plate, the clamping plate moves reversely to loosen a workpiece when multiple angles are needed to be processed, the first motor drives the placing plate to rotate, the angle of the workpiece is adjusted, workers are not needed to manually adjust the angle of the workpiece, the safety is improved, the working efficiency is improved, and meanwhile, the clamping device is placed on the fixed frame, and processed scraps are prevented from falling into a clamped structure.

Description

Workpiece clamping device for numerical control lathe

Technical Field

The utility model relates to the technical field of numerically controlled lathes, in particular to a workpiece clamping device for a numerically controlled lathe.

Background

The numerically controlled lathe is one of widely used numerically controlled machine tools, and is mainly used for cutting machining of inner and outer cylindrical surfaces of shaft parts or disc parts, inner and outer conical surfaces of any cone angle, complex rotation inner and outer curved surfaces, cylindrical threads, conical threads and the like, grooving, drilling, reaming, boring and the like.

Through retrieving, application number CN201820975464.8 discloses a fixture for a numerical control lathe, and the fixture for the numerical control lathe is good in stability, can be adjusted at will according to the thickness and the length of a processed workpiece, and is time-saving and labor-saving, and high in practicality.

But the numerical control lathe fixture still has the following defects: the work piece machining direction is single, to the angle that needs the manual adjustment work piece of the work piece of multi-angle processing, has reduced the efficiency of work piece processing, and the piece of processing falls to in the spout easily simultaneously, influences the removal of connecting plate from this, and then reduces the work efficiency of anchor clamps.

Disclosure of utility model

The utility model aims to provide a workpiece clamping device for a numerical control lathe, which is characterized in that when a workpiece is required to be machined at multiple angles, a clamping plate moves reversely to loosen the workpiece, a first motor drives a placing plate to rotate to adjust the angle of the workpiece, workers are not required to manually adjust the angle of the workpiece, the safety is improved, the working efficiency is improved, meanwhile, the clamping device is placed on a fixed frame, and machined scraps are prevented from falling into a clamping structure, so that the problems in the background art are solved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a work piece clamping device for numerical control lathe, includes the workstation, the top bolt of workstation has fixed frame, the top bolt of fixed frame has the box, the inner chamber of box is provided with clamping assembly, first logical groove has all been seted up to the both sides of bottom half, the second logical groove has all been seted up to the both sides at fixed frame top, the center department at workstation top has set up flutedly, and the bottom bolt of recess inner chamber has first motor, the output shaft fixedly connected with rotation axis of first motor, and the top bolt of rotation axis has the board of placing.

Preferably, the clamping assembly comprises a second motor, a screw rod, a thread bush, a connecting rod, a moving block and a clamping plate, wherein the second motor is bolted to the center of the top of the box body, the screw rod is fixedly connected with an output shaft of the second motor, the bottom of the screw rod penetrates through the box body and is rotationally connected with the center of the bottom of the inner cavity of the box body through a bearing, the thread bush is connected with the surface of the screw rod in a threaded manner, the two sides of the thread bush are hinged with the connecting rod through movable seats, the moving block is hinged to the other side of the connecting rod through the movable seats, the bottom of the moving block penetrates through a first through groove and a second through groove and is bolted with the clamping plate, and one opposite sides of the clamping plate are adhered with a first protection pad.

Preferably, waste discharge grooves are formed in two sides of the top of the workbench, stock boxes are bolted to two sides of the bottom of the workbench, and third through grooves are formed in the top of the stock boxes.

Preferably, the back of box inner chamber has seted up first spout, the inner chamber sliding connection of first spout has first slider, the front of first slider is bolted with the back of thread bush, the second spout has all been seted up to the both sides at box inner chamber top, the inner chamber sliding connection of second spout has the second slider, and the bottom of second slider passes through the top bolt of support and movable block.

Preferably, the back of fixed frame inner chamber both sides is from last to all bolting in proper order has the traveller, the surface of traveller is from left to right all sliding connection in proper order has the sliding sleeve, the front of sliding sleeve and the back bolt of splint.

Preferably, the top bolt of splint opposite side has the mounting panel, and the bottom bolt of mounting panel has the cylinder, the piston rod bolt of cylinder has the clamp plate, the bottom of clamp plate bonds there is the second protection pad.

Compared with the prior art, the utility model has the beneficial effects that:

1. The utility model provides a workpiece clamping device for a numerical control lathe, which is characterized in that a second motor, a screw rod, a thread bush, a connecting rod, a moving block and a clamping plate are matched with a first motor and a placing plate, when multi-angle machining is needed, the clamping plate moves reversely to loosen a workpiece, the first motor drives the placing plate to rotate, the angle of the workpiece is adjusted, workers do not need to manually adjust the angle of the workpiece, the safety is improved, the working efficiency is improved, and meanwhile, the clamping device is placed on a fixed frame, so that machined scraps are prevented from falling into a clamped structure.

2. The utility model provides a workpiece clamping device for a numerical control lathe, which is convenient for discharging scraps into a storage box to collect through the cooperation of a waste discharge groove, the storage box and a third tee groove.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of the overall structure of the present utility model;

FIG. 3 is a perspective view of a second motor, lead screw and threaded sleeve configuration of the present utility model;

fig. 4 is an enlarged view of the structure of fig. 1a according to the present utility model.

Reference numerals in the drawings: 1. a work table; 2. a fixed frame; 3. a case; 4. a clamping assembly; 41. a second motor; 42. a screw rod; 43. a thread sleeve; 44. a connecting rod; 45. a moving block; 46. a clamping plate; 5. a first motor; 6. placing a plate; 7. a storage box; 8. a first chute; 9. a first slider; 10. a second chute; 11. a spool; 12. a sliding sleeve; 13. a cylinder; 14. and (5) pressing plates.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a workpiece clamping device for a numerical control lathe, which is shown in figures 1-4, and comprises a workbench 1, wherein a fixed frame 2 is bolted to the top of the workbench 1, a box body 3 is bolted to the top of the fixed frame 2, a clamping component 4 is arranged in an inner cavity of the box body 3, first through grooves are formed in two sides of the bottom of the box body 3, second through grooves are formed in two sides of the top of the fixed frame 2, a groove is formed in the center of the top of the workbench 1, a first motor 5 is bolted to the bottom of the inner cavity of the groove, a rotating shaft is fixedly connected to an output shaft of the first motor 5, a placing plate 6 is bolted to the top of the rotating shaft, and the placing plate 6 is driven to rotate by the first motor 5, so that the angle of a workpiece is convenient to adjust.

The clamping assembly 4 comprises a second motor 41, a screw rod 42, a thread bush 43, a connecting rod 44, a moving block 45 and a clamping plate 46, wherein the second motor 41 is bolted to the center of the top of the box body 3, an output shaft of the second motor 41 is fixedly connected with the screw rod 42, the bottom of the screw rod 42 penetrates through the box body 3 and is rotationally connected with the center of the bottom of the inner cavity of the box body 3 through a bearing, the thread bush 43 is connected with the surface of the screw rod 42 in a threaded manner, the two sides of the thread bush 43 are hinged with the connecting rod 44 through movable seats, the other side of the connecting rod 44 is hinged with the moving block 45 through the movable seats, the bottom of the moving block 45 penetrates through a first through groove and a second through groove and is bolted with the clamping plate 46, one opposite sides of the clamping plate 46 are adhered with a first protection pad, during machining, workpieces are clamped and are prevented from moving during machining, and debris are prevented from interfering the work of the clamping assembly 4.

Waste discharge grooves are formed in two sides of the top of the workbench 1, a storage box 7 is bolted to two sides of the bottom of the workbench 1, and a third through groove is formed in the top of the storage box 7, so that scraps can be conveniently discharged into the storage box 7, and the scraps on the workbench 1 are prevented from being accumulated to affect subsequent processing.

The first spout 8 has been seted up at the back of box 3 inner chamber, the inner chamber sliding connection of first spout 8 has first slider 9, the front of first slider 9 and the back bolt of thread bush 43, second spout 10 has all been seted up to the both sides at box 3 inner chamber top, the inner chamber sliding connection of second spout 10 has the second slider, and the bottom of second slider passes through the top bolt of support and movable block 45, first slider 9 carries out spacingly to thread bush 43, avoid thread bush 43 to rotate along with lead screw 42, the second slider is spacing to movable block 45, supplementary movable block 45 removes, thereby supplementary splint 46 removes, the stability of splint 46 has been improved.

The back of fixed frame 2 inner chamber both sides all has the traveller 11 from last to lower bolt in proper order, and the surface of traveller 11 is from left to right all sliding connection in proper order has sliding sleeve 12, and the front of sliding sleeve 12 is bolted with the back of splint 46, carries out spacingly to splint 46, has further improved splint 46's stability.

The top bolt of splint 46 opposite side has the mounting panel, and the bottom bolt of mounting panel has cylinder 13, and the piston rod bolt of cylinder 13 has clamp plate 14, and the bottom of clamp plate 14 bonds there is the second protection pad, compresses tightly the work piece, has improved the fixed effect to the work piece.

When the workpiece placing machine is specifically used, a user places a workpiece on the placing plate 6, the user starts the second motor 41, the second motor 41 drives the screw rod 42 to rotate, the screw rod 42 drives the threaded sleeve 43 to move upwards, the threaded sleeve 43 drives the connecting rod 44 to rotate, then the connecting rod 44 drives the moving block 45 to move in opposite directions, the moving block 45 drives the clamping plate 46 to move in opposite directions, the workpiece is clamped, then the air cylinder 13 drives the pressing plate 14 to move downwards to compress the workpiece, scraps produced by machining fall into the storage box 7 through the waste discharge groove and the third through groove, when the angle of the workpiece needs to be changed, the user starts the air cylinder 13, the air cylinder 13 drives the pressing plate 14 to move upwards, the user starts the second motor 41 to rotate reversely, and similarly, the clamping plate 46 is driven to move reversely, then the user starts the first motor 5, the first motor 5 drives the rotating shaft to rotate, and the rotating shaft drives the placing plate 6 to rotate, so that the angle of the workpiece is adjusted.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a work piece clamping device for numerical control lathe, includes workstation (1), its characterized in that: the top bolt of workstation (1) has fixed frame (2), the top bolt of fixed frame (2) has box (3), the inner chamber of box (3) is provided with clamping assembly (4), first logical groove has all been seted up to both sides of box (3) bottom, the both sides at fixed frame (2) top have all been seted up the second logical groove, the center department at workstation (1) top is seted up flutedly, and the bottom bolt of recess inner chamber has first motor (5), the output shaft fixedly connected with rotation axis of first motor (5), and the top bolt of rotation axis has place board (6); the clamping assembly (4) comprises a second motor (41), a screw rod (42), a thread bush (43), a connecting rod (44), a moving block (45) and a clamping plate (46), wherein the second motor (41) is bolted to the center of the top of the box body (3), the screw rod (42) is fixedly connected with an output shaft of the second motor (41), the bottom of the screw rod (42) penetrates through the box body (3) and is rotationally connected with the center of the bottom of the inner cavity of the box body (3) through a bearing, the thread bush (43) is connected to the surface of the screw rod (42) in a threaded manner, the connecting rod (44) is hinged to two sides of the thread bush (43) through movable seats, the moving block (45) is hinged to the other side of the connecting rod (44) through the movable seats, the bottom of the moving block (45) penetrates through a first through groove and a second through groove and is bolted with the clamping plate (46), and one opposite sides of the clamping plate (46) are adhered with a first protection pad. Waste discharge grooves are formed in two sides of the top of the workbench (1), a storage box (7) is bolted to two sides of the bottom of the workbench (1), and a third through groove is formed in the top of the storage box (7).

2. The workpiece clamping device for a numerically controlled lathe according to claim 1, wherein: the utility model discloses a box, including box (3) and movable block (45), first spout (8) have been seted up to the back of box (3) inner chamber, the inner chamber sliding connection of first spout (8) has first slider (9), the front of first slider (9) is bolted with the back of thread bush (43), second spout (10) have all been seted up to the both sides at box (3) inner chamber top, the inner chamber sliding connection of second spout (10) has the second slider, and the bottom of second slider is bolted with the top of movable block (45) through the support.

3. The workpiece clamping device for a numerically controlled lathe according to claim 1, wherein: the back of fixed frame (2) inner chamber both sides is from last to all bolting in proper order has traveller (11), the surface of traveller (11) is from left to right all sliding connection in proper order has sliding sleeve (12), the front of sliding sleeve (12) and the back bolt of splint (46).

4. The workpiece clamping device for a numerically controlled lathe according to claim 1, wherein: the top bolt of splint (46) opposite side has the mounting panel, and the bottom bolt of mounting panel has cylinder (13), the piston rod bolt of cylinder (13) has clamp plate (14), the bottom of clamp plate (14) bonds there is the second protection pad.