CN214134964U

CN214134964U - Clamping device of numerical control machine tool

Info

Publication number: CN214134964U
Application number: CN202022707287.5U
Authority: CN
Inventors: 杨超; 刘丹丹; 宋林波; 周巍巍; 程红亮
Original assignee: Henan Kang Software Technology Co ltd
Current assignee: Henan Kang Software Technology Co ltd
Priority date: 2020-11-21
Filing date: 2020-11-21
Publication date: 2021-09-07
Anticipated expiration: 2030-11-21

Abstract

The utility model discloses a clamping device of a numerical control machine, which belongs to the technical field of numerical control machines and specifically comprises a base, a box body and a clamping structure, wherein the box body is fixedly connected above the base, an inner cavity is arranged in the box body, a movable plate is movably connected in the inner cavity, the movable plate is connected with the inner cavity through a hydraulic cylinder, a first mounting plate is arranged above the movable plate, a driving mechanism for driving the first mounting plate to move left and right is arranged on the movable plate, a second mounting plate is also fixedly arranged at the front end and the rear end of the upper surface of the movable plate respectively, and the clamping structure is arranged on; the utility model discloses a movable plate, pneumatic cylinder, under first mounting panel and actuating mechanism's combined action, can make vertical upward movement or vertical downstream of first mounting panel and second mounting panel simultaneously, make the clamping structure fix the cylindricality part of equidimension not to have good fixed effect to the cylindricality part, simple structure makes things convenient for the staff to use.

Description

Clamping device of numerical control machine tool

Technical Field

The utility model belongs to the technical field of the digit control machine tool, concretely relates to clamping device of digit control machine tool.

Background

The numerical control machine tool automatically processes the cylindrical part to be processed according to a processing program which is programmed in advance, a processing process route, process parameters, a movement track, a displacement, cutting parameters and auxiliary functions of the cylindrical part are programmed into a processing program list according to instruction codes and a program format specified by the numerical control machine tool, the content in the processing program list is recorded on a control medium and then is input into a numerical control device of the numerical control machine tool, so that the numerical control machine tool is instructed to process the cylindrical part;

the digit control machine tool is carrying out the processing of some machine parts and is adding man-hour, in order to guarantee machining precision and product percent of pass, need carry out the fixed clamp tightly to cylindricality component, and the clamping device structure of current digit control machine tool processing is complicated, and the cost is expensive, and cost of maintenance is high, and is not good to the fixed effect of cylindricality part moreover to influence the work efficiency of digit control machine tool.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a clamping device of digit control machine tool has simple structure, facilitates the use, fixed effectual characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: a clamping device of a numerical control machine tool comprises a base, a box body and a clamping structure, wherein the box body is fixedly connected above the base, an inner cavity is formed in the box body, a movable plate movably connected with the box body is horizontally arranged in the inner cavity, a plurality of limiting rods penetrating through the movable plate are further arranged in the inner cavity, two ends of each limiting rod are respectively fixedly connected with the upper end and the lower end of the inner cavity, the lower surface of the movable plate is connected with the lower surface of the inner cavity through a hydraulic cylinder, first mounting plates are respectively arranged on the left side and the right side above the movable plate, a driving mechanism for driving the first mounting plates to move left and right is further arranged on the upper surface of the movable plate, a through groove for the first mounting plates to move left and right is formed in the box body, second mounting plates are respectively and fixedly mounted at the front end and the rear end of the upper surface of the movable plate, and an empty groove for the second mounting plates to move up and down is further formed above the box body, the relative inboard of first mounting panel and second mounting panel is installed respectively and is used for pressing from both sides tight structure of clamp of tight cylindricality part, the center department of the upper surface of box is equipped with the platform of placing that is used for placing the cylindricality part.

Preferably, actuating mechanism includes first lead screw and spacing post, first lead screw and spacing post are installed on the movable plate through a plurality of and movable plate fixed connection's bearing frame respectively, and just first lead screw and spacing post run through the bottom of the first mounting panel of the left and right sides respectively, the fixed belt pulley that has cup jointed in intermediate position of first lead screw, the screw thread opposite direction of the first lead screw of belt pulley both sides, still fixed mounting has the first motor that is used for driving first lead screw rotatory on the movable plate.

Preferably, the clamping structure comprises a second lead screw and a clamping plate, the second lead screw is respectively installed on the first installation plate and the second installation plate through a plurality of bearing seats, fixed blocks are respectively and fixedly installed on the first installation plate and the second installation plate, the fixed blocks are respectively and movably sleeved in the middle of the second lead screw, the thread directions of the second lead screws on two sides of the fixed blocks are opposite, moving blocks are respectively and threadedly connected to two sides of the fixed blocks on the second lead screw, two ends of the clamping plate are respectively and hingedly connected with the moving blocks at two ends through connecting rods, and second motors used for driving the second lead screw to rotate are respectively installed on the first installation plate and the second installation plate.

Preferably, the limiting rods are four and are respectively positioned at four corners of the moving plate.

Preferably, the upper end and the lower end of the first mounting plate and the second mounting plate are respectively on the same horizontal plane, and the upper end and the lower end of the clamping plate are respectively on the same horizontal plane.

Preferably, rubber pads are respectively arranged on the clamping plate and the placing table.

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

the utility model discloses a movable plate and pneumatic cylinder can make first mounting panel and second mounting panel vertical upward movement or vertical downstream simultaneously, make the clamping structure fix the cylindricality part of co-altitude not, through first mounting panel and actuating mechanism, can fix the cylindricality part of equidimension not to have good fixed effect, simple structure makes things convenient for the staff to use to the cylindricality part.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic structural view of the present invention;

in the figure: 1. a base; 2. a box body; 3. an inner cavity; 4. moving the plate; 5. a limiting rod; 6. a hydraulic cylinder; 7. a first mounting plate; 8. a first lead screw; 9. a limiting column; 10. a belt pulley; 11. a first motor; 12. a through groove; 13. a second mounting plate; 14. a second lead screw; 15. a fixed block; 16. a moving block; 17. a splint; 18. a connecting rod; 19. a second motor; 20. a bevel gear; 21. a placing table; 22. and (7) a rubber pad.

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.

Examples

Referring to fig. 1-3, the present embodiment provides the following technical solutions: a clamping device of a numerical control machine tool comprises a base 1, a box body 2 and a clamping structure, wherein the box body 2 is fixedly connected above the base 1, an inner cavity 3 is formed in the box body 2, a movable plate 4 movably connected with the box body 2 is horizontally arranged in the inner cavity 3, a plurality of limiting rods 5 penetrating through the movable plate 4 are further arranged in the inner cavity 3, four limiting rods 5 are arranged, the four limiting rods 5 are respectively positioned at four corners of the movable plate 4, two ends of each limiting rod 5 are respectively fixedly connected with the upper end and the lower end of the inner cavity 3, the lower surface of the movable plate 4 is connected with the lower surface of the inner cavity 3 through a hydraulic cylinder 6, the fixed end of the hydraulic cylinder 6 is fixedly connected with the bottom of the inner cavity 3, the movable end of the hydraulic cylinder 6 is fixedly connected with the lower surface of the movable plate 4, so that a first mounting plate 7 and a second mounting plate 13 can simultaneously vertically move upwards or vertically downwards to enable the clamping structure to fix cylindrical parts with different heights, a first lead screw 8 and a limiting column 9 are respectively arranged above the movable plate 4 through a plurality of bearing seats, the first lead screw 8 and the limiting column 9 are arranged on the same horizontal plane, the first lead screw 8 is rotatably connected on the bearing seats, the limiting column 9 is fixedly connected on the bearing seats, a belt pulley 10 is fixedly sleeved at the middle position of the first lead screw 8, the thread directions of the first lead screws 8 at two sides of the belt pulley 10 are opposite, the first lead screws 8 at two sides are respectively in threaded connection with a first mounting plate 7, the first mounting plate 7 is provided with a threaded hole for the first lead screw 8 to penetrate through, the first mounting plate 7 is also provided with a hollow groove for the limiting column 9 to penetrate through, a first motor 11 for driving the first lead screw 8 to rotate is also fixedly arranged on the movable plate 4, the output end of the first motor 11 is connected with the belt pulley 10 through belt transmission, the first mounting plate 7 can be horizontally moved towards the placing table 21 through the forward rotation or reverse rotation of the first motor 11, or simultaneously horizontally move in the direction away from the placing table 21, cylindrical parts with different lengths are fixed, so that the first mounting plate 7 is more stable when moving, a through groove 12 for the left and right movement of the first mounting plate 7 is formed in the box body 2, second mounting plates 13 are respectively and fixedly mounted at the front and rear ends of the upper surface of the moving plate 4, a hollow groove for the up and down movement of the second mounting plates 13 is further formed in the box body 2, second lead screws 14 are respectively mounted at the opposite inner sides of the first mounting plate 7 and the second mounting plates 13 through a plurality of bearing seats, fixed blocks 15 are respectively and fixedly mounted on the first mounting plate 7 and the second mounting plates 13, the fixed blocks 15 are respectively and movably sleeved at the middle parts of the second lead screws 14, the thread directions of the second lead screws 14 at the two sides of the fixed blocks 15 are opposite, moving blocks 16 are respectively in threaded connection with the two sides of the fixed blocks 15 on the second lead screws 14, and two ends of the clamping plate 17 are respectively hinged with the moving blocks 16 at the two ends through connecting rods 18, the thread directions of the second lead screws 14 on the two sides of the fixing block 15 are opposite, so that the clamping plate 17 can simultaneously and horizontally move towards the placing table 21, or the clamping plate 17 can simultaneously and horizontally move towards the direction far away from the placing table 21, so that the clamping plate 17 can more stably fix the cylindrical part, the upper end and the lower end of the first mounting plate 7 and the second mounting plate 13 are respectively on the same horizontal plane, the upper end and the lower end of the clamping plate 17 are respectively on the same horizontal plane, when the clamping plate 17 clamps the cylindrical part, the clamping force on the cylindrical part is always on the same horizontal plane, the cylindrical part is convenient for a worker to process, the top end of the second lead screw 14 is fixedly provided with a bevel gear 20, the tops of the first mounting plate 7 and the second mounting plate 13 are respectively and fixedly provided with a second motor 19, the output end of the second motor 19 is in transmission connection with the bevel gear 20, the placing table 21 for placing the cylindrical part is arranged in the center of the upper surface of the box body 2, the opposite inner sides of the chucking plate 17 and the upper surface of the placing table 21 are provided with rubber pads 22, respectively, and the frictional force between the placing table 21 and the chucking plate 17 and the columnar parts is increased by the rubber pads 22, thereby making the columnar parts more stable.

The utility model discloses a theory of operation: the staff places the cylindrical part to be fixed on the placing table 21, the hydraulic cylinder 6 is started to vertically and upwards move the moving plate 4 to a proper position by controlling the switch, the first motor 11 is started to rotate positively, the first mounting plates 7 on the left side and the right side are simultaneously horizontally moved to a proper position towards the direction of the cylindrical part, or starting the first motor 11 to rotate reversely, making the first mounting plates 7 on the left and right sides move horizontally to a proper position in the direction far away from the cylindrical part, starting the four second motors 19 to rotate forwardly, making the four clamping plates 17 move towards the placing table 21, or the four second motors 19 are started to rotate reversely, so that the four clamping plates 17 move away from the placing table 21, therefore, the clamping plate 17 can be used for fixing the cylindrical part at the front and the back and the left and the right simultaneously, so that the cylindrical part has a good fixing effect, the structure is simple, and the use by workers is convenient.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a clamping device of digit control machine tool which characterized in that: comprises a base (1), a box body (2) and a clamping structure, wherein the box body (2) is fixedly connected above the base (1), an inner cavity (3) is formed in the box body (2), a movable plate (4) movably connected with the box body (2) is horizontally arranged in the inner cavity (3), a plurality of limiting rods (5) penetrating through the movable plate (4) are further arranged in the inner cavity (3), the two ends of each limiting rod (5) are fixedly connected with the upper end and the lower end of the inner cavity (3) respectively, the lower surface of the movable plate (4) is connected with the lower surface of the inner cavity (3) through a hydraulic cylinder (6), first mounting plates (7) are respectively mounted on the left side and the right side above the movable plate (4), a driving mechanism for driving the first mounting plates (7) to move left and right is further arranged on the upper surface of the box body (4), a through groove (12) for the first mounting plates (7) to move left and right is formed in the box body (2), both ends still respectively fixed mounting have second mounting panel (13) around movable plate (4) upper surface, the dead slot that supplies second mounting panel (13) to reciprocate is still seted up to the top of box (2), the tight structure of clamp that is used for pressing from both sides tight cylindricality part is installed respectively to the relative inboard of first mounting panel (7) and second mounting panel (13), the center department of the upper surface of box (2) is equipped with places platform (21) that are used for placing the cylindricality part.

2. The clamping device of the numerical control machine tool according to claim 1, characterized in that: actuating mechanism includes first lead screw (8) and spacing post (9), install on movable plate (4) through a plurality of and movable plate (4) fixed connection's bearing frame respectively first lead screw (8) and spacing post (9), and first lead screw (8) and spacing post (9) run through the bottom of the first mounting panel (7) of the left and right sides respectively, belt pulley (10) have been cup jointed to the intermediate position of first lead screw (8) is fixed, the screw thread opposite direction of first lead screw (8) of belt pulley (10) both sides, still fixed mounting has first motor (11) that are used for driving first lead screw (8) rotation on movable plate (4).

3. The clamping device of the numerical control machine tool according to claim 2, characterized in that: the clamping structure comprises a second lead screw (14) and a clamping plate (17), the second lead screw (14) is respectively arranged on the first mounting plate (7) and the second mounting plate (13) through a plurality of bearing seats, the first mounting plate (7) and the second mounting plate (13) are respectively and fixedly provided with a fixed block (15), the fixed blocks (15) are respectively movably sleeved in the middle of the second lead screws (14), the thread directions of the second lead screws (14) on the two sides of the fixed blocks (15) are opposite, two sides of a fixed block (15) on the second lead screw (14) are respectively connected with a movable block (16) in a threaded manner, two ends of the splint (17) are respectively hinged with the moving blocks (16) at two ends through connecting rods (18), and the first mounting plate (7) and the second mounting plate (13) are respectively provided with a second motor (20) for driving the second lead screw (14) to rotate.

4. The clamping device of the numerical control machine tool according to claim 3, characterized in that: the limiting rods (5) are four, and the limiting rods (5) are located at four corners of the moving plate (4) respectively.

5. The clamping device of the numerical control machine tool according to claim 4, characterized in that: the upper end and the lower end of the first mounting plate (7) and the second mounting plate (13) are respectively on the same horizontal plane, and the upper end and the lower end of the clamping plate (17) are respectively on the same horizontal plane.

6. The clamping device of the numerical control machine tool according to claim 5, characterized in that: rubber pads (22) are respectively arranged on the clamping plate (17) and the placing table (21).