Vacuum chuck device for numerical control machine tool machining

Abstract

The utility model discloses a vacuum chuck device for numerical control machine tool machining, which comprises a base disc, and a flexible adjusting mechanism is arranged at the bottom of the base disc. The flexible adjusting mechanism comprises seven sets of first connecting pieces fixedly connected to the bottom of the base disc, a first rotating shaft penetrates through the middles of the first connecting pieces, and a supporting seat is rotationally connected to the outer surface of the first rotating shaft. According to the vacuum suction cup device for numerical control machine tool machining, a first connecting piece is installed at the bottom of a base disc, a supporting base in the middle of the first connecting piece is movably adjusted front and back through a first rotating shaft, and a second connecting piece connected to the lower portion of the first connecting piece through a second rotating shaft can be movably adjusted left and right under the action of the second rotating shaft; therefore, the suction cup is driven to be adjusted in four directions, so that the suction cup can be flexibly adjusted when the suction cup is used for workpieces in complex shapes, the suction cup can better adapt to the workpieces in complex shapes or varied sizes, the suction effect is improved, and the production cost and the process difficulty are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to numerical control machine tool processing technical field, concretely is a kind of vacuum chuck device for numerical control machine tool processing. BACKGROUND

[0002] Numerical control machine tool is the abbreviation of digital control machine tool, it is a kind of automatic machine tool equipped with program control system, the control system can logically process the program with control code or other symbolic instruction specification, and it is translated, and it is expressed by code number, and it is input numerical control device by information carrier, numerical control machine tool needs to be fixed by suction cup device in the process of using, improves processing efficiency.

[0003] The existing vacuum chuck device can only fix the flat surface workpiece, but when facing the workpiece of complex shape or variable size, it may need to replace the suction cup for many times, and the adsorption effect is often poor, which increases the production cost and process difficulty, therefore, we provide a kind of vacuum chuck device for numerical control machine tool processing. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of vacuum chuck device for numerical control machine tool processing to solve the problem that the vacuum chuck device can only fix the flat surface workpiece in the above background art, but when facing the workpiece of complex shape or variable size, it may need to replace the suction cup for many times, and the adsorption effect is often poor, which increases the production cost and process difficulty.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of vacuum chuck device for numerical control machine tool processing, including base disc, the bottom of the base disc is provided with flexible adjusting mechanism;

[0006] The flexible adjusting mechanism includes first connecting piece fixedly connected to the bottom of base disc, and first connecting piece is uniformly provided with seven groups, the middle part of first connecting piece is penetrated by first rotating shaft, the outer surface of first rotating shaft is rotatably connected with support seat, the lower portion of first connecting piece is connected with second connecting piece, the both sides of support seat are fixed with second rotating shaft, and second connecting piece is rotatably connected with support seat by second rotating shaft.

[0007] Preferably, the outer surface of the base disc is provided with a threaded hole, the upper end surface of the base disc is attached with a fixed plate, the outer surface of the fixed plate is provided with a through hole, the middle part of the through hole is penetrated by a lead screw, and the lead screw is tightly connected with the base disc through the threaded hole.

[0008] Preferably, the upper end of the fixed plate is welded with a connecting seat, the upper side of the connecting seat is provided with a threaded column, and the top end of the threaded column is provided with a connecting hole.

[0009] Preferably, the outer surface of the threaded column is threaded with a nut, and the threaded column is fixedly connected with the connecting seat and is provided with a spring.

[0010] Preferably, the second connecting piece is internally screwed with a vacuum pump, and the output end of the vacuum pump is connected with a suction pipe which penetrates the middle part of the suction disc.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] The vacuum suction disc device for numerical control machine tool machining is provided with a first connecting piece at the bottom of the base disc, a support seat in the middle of the first connecting piece is adjusted in front and back through a first rotating shaft, and a second connecting piece connected with the first connecting piece through a second rotating shaft is adjusted in left and right through the second rotating shaft, so that the suction disc is adjusted in four directions, the suction disc can be flexibly adjusted when the workpiece has a complex shape, the suction effect is improved, the production cost and the process difficulty are reduced, and the workpiece with a complex shape or variable size is better adapted. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a whole structure schematic view of the utility model;

[0014] Figure 2 It is a base disc bottom structure schematic view of the utility model;

[0015] Figure 3 It is a base disc and fixed plate connection structure schematic view of the utility model;

[0016] Figure 4 It is a suction disc structure schematic view of the utility model;

[0017] Figure 5 It is a vacuum pump position structure schematic view of the utility model.

[0018] In the drawing: 1, base disc; 2, threaded hole; 3, fixed plate; 4, through hole; 5, screw rod; 6, connecting seat; 7, threaded column; 8, connecting hole; 9, nut; 10, spring; 11, first connecting piece; 12, first rotating shaft; 13, support seat; 14, second connecting piece; 15, second rotating shaft; 16, suction disc; 17, vacuum pump; 18, suction pipe. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] Please refer to Figures 1-5 The utility model provides a technical scheme: a vacuum chuck device for numerical control machine tool processing, including base disc 1, the bottom of base disc 1 is provided with flexible adjusting mechanism,

[0021] Flexible adjusting mechanism includes first connecting piece 11 fixedly connected in the bottom of base disc 1, and first connecting piece 11 is uniformly provided with seven groups, the middle part of first connecting piece 11 is penetrated by first rotating shaft 12, the outer surface of first rotating shaft 12 is rotatably connected with support seat 13, the lower of first connecting piece 11 is connected with second connecting piece 14, the both sides of support seat 13 are fixed with second rotating shaft 15, and second connecting piece 14 is rotatably connected with support seat 13 through second rotating shaft 15.

[0022] First connecting piece 11 is installed in the bottom of base disc 1, support seat 13 in the middle part of first connecting piece 11 is adjusted back and forth through first rotating shaft 12, second connecting piece 14 connected below first connecting piece 11 can be adjusted left and right under the action of second rotating shaft 15, so as to drive chuck 16 to adjust in four directions, so that chuck 16 can be flexibly adjusted when aiming at the workpiece of complex shape, so as to better adapt to the workpiece of complex shape or variable size, improve the adsorption effect, reduce the production cost and process difficulty.

[0023] Further, the outer surface of base disc 1 is provided with screw hole 2, the upper end surface of base disc 1 is attached with fixed plate 3, the outer surface of fixed plate 3 is provided with through hole 4, the middle part of through hole 4 is penetrated by lead screw 5, and lead screw 5 is tightly connected with base disc 1 through screw hole 2, and base disc 1 is screw tightly connected with fixed plate 3 through lead screw 5, when maintenance and carrying are needed, base disc 1 can be conveniently installed and disassembled, and convenience is improved.

[0024] Further, the upper end of fixed plate 3 is welded with connecting seat 6, the upper of connecting seat 6 is provided with threaded column 7, the top of threaded column 7 is provided with connecting hole 8, connecting seat 6 is used to connect threaded column 7 with base disc 1, and external equipment is screw connected with threaded column 7 through connecting hole 8, so as to conveniently install and disassemble, and improve the practicability of equipment.

[0025] Further, the outer surface of threaded column 7 is screw connected with nut 9, spring 10 is fixedly connected between threaded column 7 and connecting seat 6, when connecting external equipment, it is fastened through nut 9, and spring 10 is added between threaded column 7 and connecting seat 6, when adsorbing workpiece and exerting downward force on workpiece, the impact force of chuck 16 in the adsorption process can be reduced through spring 10, the adsorbed object and chuck 16 itself are protected, and the service life is prolonged.

[0026] Further, the internal screw connection of the second connecting piece 14 is provided with a vacuum pump 17, the output end of the vacuum pump 17 is connected with a suction pipe 18, and the suction pipe 18 penetrates the middle part of the suction disc 16, the suction pipe 18 connects the suction disc 16 and the vacuum pump 17, the air inside the suction disc 16 is extracted by the vacuum pump 17, negative pressure is generated, so as to achieve the vacuum state, so as to keep the suction state of the workpiece by the suction disc 16, and increase the suction stability.

[0027] Working principle: for the vacuum suction disc device for numerical control machine tool machining, the workpiece is placed below the suction disc 16, the suction disc 16 and the base disc 1 are connected with four-direction adjustable connecting pieces, which can be flexibly adjusted according to the workpiece with complex shape or variable size, and then the vacuum pump 17 and the suction pipe 18 are installed in the second connecting piece 14, after the workpiece is connected with the suction disc 16, the air inside the suction disc 16 is extracted by the vacuum pump 17, negative pressure is generated, so as to achieve the vacuum state, complete the suction effect of the workpiece, connect the external equipment through the connecting hole 8, and fasten it through the nut 9, increase the stability of the connection, and increase the spring 10 between the threaded column 7 and the connecting seat 6, when the workpiece is sucked and the downward force is applied to the workpiece, the impact force of the suction disc 16 in the suction process can be reduced through the spring 10, the sucked object and the suction disc 16 itself are protected, and the service life is prolonged.

[0028] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A vacuum suction cup device for CNC machine tool processing, comprising a base plate (1), characterized in that: The bottom of the base plate (1) is provided with a flexible adjustment mechanism; The flexible adjustment mechanism comprises a first connecting member (11) fixedly connected to the bottom of the base plate (1), and the first connecting member (11) is evenly arranged in seven groups, a first rotating shaft (12) passes through the middle of the first connecting member (11), the outer surface of the first rotating shaft (12) is rotatably connected to a support seat (13), a second connecting member (14) is connected below the first connecting member (11), second rotating shafts (15) are fixed on both sides of the support seat (13), and the second connecting member (14) is rotatably connected to the support seat (13) through the second rotating shaft (15).

2. The vacuum suction cup device for CNC machine tool processing according to claim 1, characterized in that: The outer surface of the base plate (1) is provided with a threaded hole (2), the upper end surface of the base plate (1) is fitted with a fixing plate (3), the outer surface of the fixing plate (3) is provided with a through hole (4), a screw rod (5) passes through the middle of the through hole (4), and the screw rod (5) is tightly connected to the base plate (1) through the threaded hole (2).

3. The vacuum suction cup device for CNC machine tool processing according to claim 2, characterized in that: A connecting seat (6) is welded to the upper end of the fixing plate (3), a threaded column (7) is provided above the connecting seat (6), and a connecting hole (8) is provided at the top end of the threaded column (7).

4. The vacuum suction cup device for CNC machine tool processing according to claim 3, characterized in that: The outer surface of the threaded column (7) is threadedly connected to a nut (9), and a spring (10) is fixedly connected between the threaded column (7) and the connecting seat (6).

5. The vacuum suction cup device for CNC machine tool processing according to claim 1, characterized in that: The internal bolts of the second connecting member (14) are connected to a vacuum pump (17), the output end of the vacuum pump (17) is connected to an adsorption tube (18), and the adsorption tube (18) passes through the middle of the suction cup (16).

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