CN213080745U

CN213080745U - Workpiece clamping mechanism suitable for numerical control machine tool

Info

Publication number: CN213080745U
Application number: CN202021413405.5U
Authority: CN
Inventors: 王达平; 董莉; 李修文; 刘志浩; 许�永; 崔青山
Original assignee: Lizida Xuzhou Intelligent Equipment Co ltd
Current assignee: Lizida Xuzhou Intelligent Equipment Co ltd
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2021-04-30
Anticipated expiration: 2030-07-17

Abstract

The utility model relates to a work piece clamping technical field just discloses work piece clamping machine constructs suitable for digit control machine tool, including mount, the actuating mechanism of fixed mounting on the mount of fixed mounting on the lathe and rotate and connect first pivot and the second pivot inside the mount, the inboard sliding connection of mount has the stop gear of two symmetric distributions, first pivot is extended the outside both ends of mount and is fixed mounting respectively has first drive mechanism and second drive mechanism. This work piece clamping machine constructs suitable for digit control machine tool uses through the mount, removes the cooperation of frame, fixed pin, first bearing and second bearing for work piece clamping machine constructs can directly carry out spacing support through first bearing and second bearing to the part through the first drive mechanism of rotation drive of first pivot and second drive mechanism, and then the part is difficult for appearing off-centre at the in-process of processing, improves the machining precision of lathe.

Description

Workpiece clamping mechanism suitable for numerical control machine tool

Technical Field

The utility model relates to a work piece clamping technical field specifically is work piece clamping machine constructs suitable for digit control machine tool.

Background

When the existing numerical control machine tool is used for processing longer shaft parts and pipe parts, the parts are easy to generate eccentricity in the rotating process, so that the processing precision is deviated, and a workpiece clamping mechanism in the machine tool cannot well perform stable limiting support.

SUMMERY OF THE UTILITY MODEL

Not enough to the background art, the utility model provides a work piece clamping machine constructs suitable for digit control machine tool has solved the problem that above-mentioned background art provided.

The utility model provides a following technical scheme: work piece clamping machine constructs suitable for digit control machine tool, including mount, the actuating mechanism of fixed mounting on the mount of fixed mounting on the lathe and rotate and connect first pivot and the second pivot inside the mount, the inboard sliding connection of mount has the stop gear of two symmetric distributions, first pivot extends the outside both ends of mount and is fixed mounting respectively has first drive mechanism and second drive mechanism, the equal fixedly connected with fixed plate in both sides at mount top, the second pivot extends the fixed cover of the outside one end of mount and is equipped with the second worm wheel.

Preferably, the driving mechanism comprises a first fixing seat and a second fixing seat which are fixedly connected to the outer side of the fixing frame respectively, a worm which is meshed with the outer edge of the second worm wheel is rotatably connected between the first fixing seat and the second fixing seat, and a rocker is arranged at one end of the worm, which extends out of the first fixing seat.

Preferably, stop gear is including inside offering keeping away a groove and sliding connection at the inboard removal frame of mount, it is connected with first bearing and second bearing to rotate respectively through the fixed pin inside one side of removing the frame.

Preferably, the outer side of the movable frame is provided with symmetrically distributed limiting bosses.

Preferably, the first transmission mechanism comprises a first worm wheel fixedly sleeved on the first rotating shaft and meshed with the outer edge of the second worm wheel, and a first fixing rod fixedly connected to the outer side of the moving frame, and the front surface of the first worm wheel is rotatably connected with a first connecting plate rotatably connected to the outer side of the first fixing rod through the second fixing rod.

Preferably, the second transmission mechanism comprises a rotary disc fixedly sleeved on the first rotary shaft and a third fixing rod fixedly connected to the outer side of the movable frame, and the top of the rotary disc is rotatably connected with a second connecting plate rotatably connected to the outer side of the third fixing rod through a fourth fixing rod.

The utility model discloses possess following beneficial effect:

1. this work piece clamping machine constructs suitable for digit control machine tool uses through the mount, removes the cooperation of frame, fixed pin, first bearing and second bearing for work piece clamping machine constructs can directly carry out spacing support through first bearing and second bearing to the part through the first drive mechanism of rotation drive of first pivot and second drive mechanism, and then the part is difficult for appearing off-centre at the in-process of processing, improves the machining precision of lathe.

2. This work piece clamping machine constructs suitable for digit control machine tool uses through the cooperation of first worm wheel, first dead lever, second dead lever, first connecting plate, carousel, third dead lever, fourth dead lever and second connecting plate for work piece clamping machine constructs and can carries out even atress to the both sides of removing the frame, carries out to carry out stable spacing support to the part through first bearing and second bearing.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a partial top view of the structure of the present invention.

In the figure: 1. a fixed mount; 2. a drive mechanism; 21. a first fixed seat; 22. a second fixed seat; 23. a worm; 24. a rocker; 3. a first rotating shaft; 4. a second rotating shaft; 5. a limiting mechanism; 51. a movable frame; 52. a fixing pin; 53. a first bearing; 54. a second bearing; 6. a first transmission mechanism; 61. a first worm gear; 62. a first fixing lever; 63. a second fixing bar; 64. a first connecting plate; 7. a second transmission mechanism; 71. a turntable; 72. a third fixing bar; 73. a fourth fixing bar; 74. a second connecting plate; 8. a fixing plate; 9. a second worm gear.

Detailed Description

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

The embodiment of the utility model provides an in the attached drawing: the different types of hatching in the figures are not given the national standards, do not require the material of the elements, and distinguish between cross-sectional views of the elements in the figures.

Referring to fig. 1-2, a workpiece clamping mechanism for a numerical control machine includes a fixing frame 1 fixedly mounted on a machine tool, a driving mechanism 2 fixedly mounted on the fixing frame 1, and a first rotating shaft 3 and a second rotating shaft 4 rotatably connected to the inside of the fixing frame 1, wherein the inner side of the fixing frame 1 is slidably connected with two limiting mechanisms 5 symmetrically distributed, the two ends of the first rotating shaft 3 extending out of the fixing frame 1 are respectively and fixedly mounted with a first transmission mechanism 6 and a second transmission mechanism 7, the two sides of the top of the fixing frame 1 are both fixedly connected with fixing plates 8, and one end of the second rotating shaft 4 extending out of the fixing frame 1 is fixedly sleeved with a second worm wheel 9.

Wherein, actuating mechanism 2 is including first fixing base 21 and the second fixing base 22 of difference fixed connection in the 1 outside of mount, rotate between first fixing base 21 and the second fixing base 22 be connected with second worm wheel 9 outer along intermeshing's worm 23, the outside one end that worm 23 extends first fixing base 21 is provided with rocker 24, through first fixing base 21, second fixing base 22, worm 23, rocker 24 and second worm wheel 9's cooperation is used, make work piece clamping mechanism can drive stop gear 5 through the rotation of rocker 24, the realization is fixed the spacing of part, can form the auto-lock between second worm wheel 9 and the worm 23 simultaneously, and then carry out stable spacing support to the part.

Wherein, stop gear 5 is including inside offering keeping away the position groove and sliding connection at the inboard removal frame 51 of mount 1, removes one side inside of frame 51 and rotates respectively through fixed pin 52 and is connected with first bearing 53 and second bearing 54.

Wherein, the outer side of the movable frame 51 is provided with symmetrically distributed limit bosses.

Wherein, the first transmission mechanism 6 comprises a first worm wheel 61 fixedly sleeved on the first rotating shaft 3 and mutually meshed with the outer edge of the second worm wheel 9 and a first fixing rod 62 fixedly connected on the outer side of the moving frame 51, and the front surface of the first worm wheel 61 is rotatably connected with a first connecting plate 64 rotatably connected on the outer side of the first fixing rod 62 through a second fixing rod 63.

The second transmission mechanism 7 includes a rotary disc 71 fixedly sleeved on the first rotary shaft 3 and a third fixing rod 72 fixedly connected to the outer side of the movable frame 51, and the top of the rotary disc 71 is rotatably connected with a second connecting plate 74 rotatably connected to the outer side of the third fixing rod 72 through a fourth fixing rod 73.

When the workpiece clamping mechanism is used, a part is firstly fixedly mounted on a machine tool, then the rocker 24 is rotated, the rocker 24 drives the first worm wheel 61 and the rotary disc 71 to rotate through the matching between the worm 23 and the second worm wheel 9, the first worm wheel 61 and the rotary disc 71 rotate and simultaneously drive the moving frame 51 to move through the first connecting plate 64 and the second connecting plate 74, and the moving frame 51 moves and simultaneously carries out limiting support on the part through the first bearing 53 and the second bearing 54.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that 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. Work piece clamping machine constructs suitable for digit control machine tool, including mount (1) of fixed mounting on the lathe, actuating mechanism (2) and the rotation connection in inside first pivot (3) of mount (1) and second pivot (4) of fixed mounting on mount (1), its characterized in that: the inboard sliding connection of mount (1) has stop gear (5) of two symmetric distributions, first pivot (3) extend mount (1) outside both ends respectively fixed mounting have first drive mechanism (6) and second drive mechanism (7), the equal fixedly connected with fixed plate (8) in both sides at mount (1) top, second pivot (4) extend the fixed cover of the outside one end of mount (1) and are equipped with second worm wheel (9).

2. The workpiece clamping mechanism suitable for the numerical control machine tool according to claim 1, characterized in that: the driving mechanism (2) comprises a first fixing seat (21) and a second fixing seat (22) which are fixedly connected to the outer side of the fixing frame (1) respectively, a worm (23) which is meshed with the outer edge of the second worm wheel (9) is rotatably connected between the first fixing seat (21) and the second fixing seat (22), and a rocker (24) is arranged at one end, extending out of the first fixing seat (21), of the worm (23).

3. The workpiece clamping mechanism suitable for the numerical control machine tool according to claim 1, characterized in that: stop gear (5) are including inside offering keep away a groove and sliding connection at removal frame (51) of mount (1) inboard, it is inside to rotate respectively through fixed pin (52) and is connected with first bearing (53) and second bearing (54) to remove one side of frame (51).

4. The workpiece clamping mechanism suitable for the numerical control machine tool according to claim 3, characterized in that: the outer side of the moving frame (51) is provided with limiting bosses which are symmetrically distributed.

5. The workpiece clamping mechanism suitable for the numerical control machine tool according to claim 1, characterized in that: first drive mechanism (6) including fixed suit on first pivot (3) and with outer edge intermeshing's of second worm wheel (9) first worm wheel (61) and fixed connection on removing frame (51) outside first dead lever (62), the front of first worm wheel (61) is rotated through second dead lever (63) and is connected with first connecting plate (64) of rotation connection in first dead lever (62) outside.

6. The workpiece clamping mechanism suitable for the numerical control machine tool according to claim 1, characterized in that: the second transmission mechanism (7) comprises a rotary disc (71) fixedly sleeved on the first rotary shaft (3) and a third fixing rod (72) fixedly connected to the outer side of the movable frame (51), and the top of the rotary disc (71) is rotatably connected with a second connecting plate (74) rotatably connected to the outer side of the third fixing rod (72) through a fourth fixing rod (73).