CN208325781U - A kind of packing machine shift fork - Google Patents

Abstract

The utility model discloses a kind of packing machine shift forks, electric telescopic rod including setting of standing upside down, the telescopic end of the electric telescopic rod is fixedly connected with fixed frame, the fixed frame is inverted U, the jag of the fixed frame is fixedly connected with interior pushing out ring jointly, the upper side wall of the interior pushing out ring is equipped with round mouth, and the inside of the round mouth is equipped with four arc panels of circumferentially isogonism arrangement.The utility model structure is simple, easy to operate, can carry out inner support to the packaging bag of different inner diameters, adaptive faculty is strong, avoids the trouble debugged again, improves the packaging efficiency of vacuum packing machine.

Description

A kind of packing machine shift fork

Technical field

The utility model relates to packing machine technical field more particularly to a kind of packing machine shift forks.

Background technique

Packing machine is exactly a kind of machine that product packaging is got up, and plays protection, beautiful effect.Packing machine mainly divides 2 A aspect: 1. pipeline systems integrally produce packaging, 2. product peripheral packaging facilities.Specifically include that packing machine, bottle placer, sealing Machine, coder, baling press, vacuum machine, shrinker, vacuum packing machine, weighing-packaging machine etc..

Wherein vacuum packing machine is most widely used, and vacuum packing machine is generally strutted packaging bag by interior support mechanism, A certain amount of product is assembled in packaging bag afterwards, finally carry out vacuum seal processing, inner support mechanism structure in the prior art compared with For complexity, the sack when assembling different product for different inner diameters also needs to debug again, and debugging step trouble reduces vacuum The packaging efficiency of packing machine.

Summary of the invention

Purpose of the utility model is to solve inner support mechanism structure in the prior art is complex, when assembly is different The sack of different inner diameters is also needed to debug again when product, debugging step trouble reduces the packaging efficiency of vacuum packing machine The problem of, and a kind of packing machine shift fork proposed.

To achieve the goals above, the utility model adopts the technical scheme that

A kind of packing machine shift fork, the electric telescopic rod including setting of standing upside down, the telescopic end of the electric telescopic rod is fixed to be connected It is connected to fixed frame, the fixed frame is inverted U, and the jag of the fixed frame is fixedly connected with interior pushing out ring, the inner support jointly The upper side wall of ring is equipped with round mouth, and the inside of the round mouth is equipped with four arc panels of circumferentially isogonism arrangement.

Preferably, the inner roof wall of the fixed frame is equipped with servo motor, and the driving end of the servo motor is fixedly connected There is longitudinal screw mandrel, the lower end of the longitudinal screw mandrel passes through round mouth and extends to the lower section of interior pushing out ring, the lower end of the longitudinal screw mandrel It is fixedly connected with limit plate, the outer wall thread of the longitudinal screw mandrel is connected with ball nut, the outer wall socket of the ball nut There is the rotary table for standing upside down and being arranged.

Preferably, the diameter of the lower wall of the rotary table is less than the internal diameter of round mouth, and the diameter of the upper side wall of the rotary table is big In the internal diameter of round mouth.

Preferably, the interior pushing out ring offers cavity on the corresponding position of four arc panels, and the arc panel is separate The side side wall of round mouth is fixedly connected with connecting rod, the one end of the connecting rod far from arc panel through interior pushing out ring inner sidewall with Cavity and the outer wall for extending to interior pushing out ring, the connecting rod are fixedly connected with driving lever far from one end of arc panel.

Preferably, the two sides inner sidewall of the cavity is fixedly connected there are two gag lever post disposed in parallel, two limits The outer wall of position bar is socketed with limited block, and the limited block is slidably connected with gag lever post, and two limited blocks are close to cavity Side side wall is slidably connected with the inner sidewall of cavity, side side wall of two limited blocks far from cavity with connecting rod Outer wall is fixedly connected, and adjustable spring, institute are equipped between the inner sidewall of side side wall and cavity of the limited block far from arc panel Adjustable spring is stated to be socketed on the outer wall of gag lever post.

Preferably, the outer wall of the driving lever is fixedly connected with friction pad, and the friction pad is arranged far from arc panel.

Compared with prior art, the advantages of this packing machine shift fork, is:

1, electric telescopic rod, servo motor, longitudinal screw mandrel, ball nut, rotary table, arc panel, limit plate and driving lever are set, Electric telescopic rod can move up and down adjusting to single unit system, and servo motor is mobile by rotation longitudinal screw mandrel, ball nut It being moved down with rotary table, rotary table carries out outer support to arc panel, and then supports outside driving lever, realize that structure is simple to the inner support of packaging bag, It is easy to operate.

2, arc panel, cavity, connecting rod, driving lever, limited block, gag lever post and adjustable spring, the mistake supportted outside driving lever are set Cheng Zhong, the limited block in cavity slide on the outer wall of gag lever post, adjustable spring compression, due to adjustable spring can deformation behavior, So that driving lever can carry out inner support to the packaging bag of different inner diameters, it is adaptable.

3, friction pad is set, the frictional force between friction pad and packaging bag inner wall can be increased, increases the packaging bag of driving lever inner support Stability.

In conclusion the utility model structure is simple, and it is easy to operate, inner support can be carried out to the packaging bag of different inner diameters, fitted Stress is strong, avoids the trouble debugged again, improves the packaging efficiency of vacuum packing machine.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of packing machine shift fork structural schematic diagram；

Fig. 2 be the utility model proposes a kind of packing machine shift fork part overlooking structure diagram.

In figure: 1 electric telescopic rod, 2 fixed frames, pushing out ring, 4 servo motors, 5 longitudinal screw mandrels, 6 limit plates, 7 rotary tables, 8 in 3 Arc panel, 9 connecting rods, 10 driving levers, 11 limited blocks, 12 gag lever posts, 13 adjustable springs, 14 friction pads.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

Referring to Fig.1-2, a kind of packing machine shift fork, the electric telescopic rod 1 including setting of standing upside down, electric telescopic rod 1 are stretched End is fixedly connected with fixed frame 2, and fixed frame 2 is inverted U, and the jag of fixed frame 2 is fixedly connected with interior pushing out ring 3, inner support jointly The upper side wall of ring 3 is equipped with round mouth, and the inner roof wall of fixed frame 2 is equipped with servo motor 4, and the driving end of servo motor 4 is fixedly connected There is longitudinal screw mandrel 5, the lower end of longitudinal screw mandrel 5 passes through round mouth and extends to the lower section of interior pushing out ring 3, and the lower end of longitudinal screw mandrel 5 is fixed It is connected with limit plate 6, the outer wall thread of longitudinal screw mandrel 5 is connected with ball nut, and the outer wall of ball nut is socketed with handstand setting Rotary table 7, the diameter of the lower wall of rotary table 7 is less than the internal diameter of round mouth, and the diameter of the upper side wall of rotary table 7 is greater than the internal diameter of round mouth, The lower section of round mouth will not be moved to during moving down with rotary table 7, when packaging bag be sent to limit plate 6 just under The telescopic end of side, electric telescopic rod 1 extends so that four driving levers 10 drop to the inside of packaging bag, starting servo motor 4, servo Motor 4 drives longitudinal screw mandrel 5 to rotate, and the ball nut on 5 outer wall of longitudinal screw mandrel and the rotary table 7 on ball nut outer wall are to moving down It is dynamic.

The inside of round mouth is equipped with four arc panels 8 of circumferentially isogonism arrangement, correspondence of the interior pushing out ring 3 in four arc panels 8 Cavity is offered on position, arc panel 8 is fixedly connected with connecting rod 9 far from the side side wall of round mouth, and connecting rod 9 is far from arc One end of plate 8 runs through the inner sidewall of interior pushing out ring 3 with cavity and extends to the outer wall of interior pushing out ring 3, and connecting rod 9 is far from arc panel 8 One end is fixedly connected with driving lever 10, and the outer wall of driving lever 10 is fixedly connected with friction pad 14, and friction pad 14 is arranged far from arc panel 8, Friction pad 14 is set, the frictional force between friction pad 14 and packaging bag inner wall is increased, increases the stabilization of 10 inner support packaging bag of driving lever Property.

The two sides inner sidewall of cavity is fixedly connected there are two gag lever post 12 disposed in parallel, and the outer wall of two gag lever posts 12 is equal Be socketed with limited block 11, limited block 11 is slidably connected with gag lever post 12, two limited blocks 11 close to cavity side side wall with The inner sidewall of cavity is slidably connected, and side side wall of two limited blocks 11 far from cavity is fixedly connected with the outer wall of connecting rod 9, Adjustable spring 13 is equipped between the inner sidewall of side side wall and cavity of the limited block 11 far from arc panel 8, adjustable spring 13 is socketed On the outer wall of gag lever post 12, setting adjustable spring 13, gag lever post 12 and limited block 11 can carry out the moving direction of connecting rod 9 It limits, during passing through round mouth, the lateral wall of rotary table 7 can carry out arc panel 8 to support outside rotary table 7, and arc panel 8 passes through connection Bar 9, which drives, to be supportted outside driving lever 10 until the closing of servo motor 4 when friction pad 14 and packaging bag inner wall contact, passes through interior pushing out ring 3 and packet Gap between pack carries out filling and is sealed.

In the utility model, when packaging bag is sent to the underface of limit plate 6, the telescopic end elongation of electric telescopic rod 1 makes The inside that four driving levers 10 drop to packaging bag is obtained, servo motor 4 is started, servo motor 4 drives longitudinal screw mandrel 5 to rotate, longitudinal Ball nut on 5 outer wall of screw rod is moved down with the rotary table 7 on ball nut outer wall, rotary table 7 pass through round mouth during, The lateral wall of rotary table 7 supports outside carrying out to arc panel 8, and arc panel 8 is driven by connecting rod 9 and supportted outside driving lever 10 up to friction pad 14 Servo motor 4 is closed when contacting with packaging bag inner wall, is carried out filling by the gap between interior pushing out ring 3 and packaging bag and is sealed Mouthful.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of packing machine shift fork, the electric telescopic rod (1) including setting of standing upside down, which is characterized in that the electric telescopic rod (1) Telescopic end be fixedly connected with fixed frame (2), the fixed frame (2) is inverted U, and the jag of the fixed frame (2) is jointly solid Surely it is connected with interior pushing out ring (3), the upper side wall of the interior pushing out ring (3) is equipped with round mouth, and the inside of the round mouth is equipped with circumferentially isogonism Four arc panels (8) of arrangement.

2. a kind of packing machine shift fork according to claim 1, which is characterized in that the inner roof wall of the fixed frame (2) is installed Have servo motor (4), the driving end of the servo motor (4) is fixedly connected with longitudinal screw mandrel (5), the longitudinal screw mandrel (5) Lower end passes through round mouth and extends to the lower section of interior pushing out ring (3), and the lower end of the longitudinal screw mandrel (5) is fixedly connected with limit plate (6), The outer wall thread of the longitudinal screw mandrel (5) is connected with ball nut, and the outer wall of the ball nut is socketed with the circle for setting of standing upside down Platform (7).

3. a kind of packing machine shift fork according to claim 2, which is characterized in that the diameter of the lower wall of the rotary table (7) Less than the internal diameter of round mouth, the diameter of the upper side wall of the rotary table (7) is greater than the internal diameter of round mouth.

4. a kind of packing machine shift fork according to claim 1, which is characterized in that the interior pushing out ring (3) is in four arc panels (8) cavity is offered on corresponding position, the arc panel (8) is fixedly connected with connecting rod far from the side side wall of round mouth (9), the one end of the connecting rod (9) far from arc panel (8) through interior pushing out ring (3) inner sidewall and cavity and extend to interior pushing out ring (3) outer wall, the connecting rod (9) are fixedly connected with driving lever (10) far from the one end of arc panel (8).

5. a kind of packing machine shift fork according to claim 4, which is characterized in that the two sides inner sidewall of the cavity is fixed to be connected There are two connecing gag lever post disposed in parallel (12), the outer wall of two gag lever posts (12) is socketed with limited block (11), described Limited block (11) is slidably connected with gag lever post (12), two limited blocks (11) close to cavity side side wall with cavity Inner sidewall is slidably connected, and side side wall of two limited blocks (11) far from cavity, which is fixed with the outer wall of connecting rod (9), to be connected It connects, is equipped with adjustable spring (13) between the inner sidewall of side side wall and cavity of the limited block (11) far from arc panel (8), institute Adjustable spring (13) is stated to be socketed on the outer wall of gag lever post (12).

6. a kind of packing machine shift fork according to claim 4, which is characterized in that the outer wall of the driving lever (10) is fixedly connected Have friction pad (14), the friction pad (14) is arranged far from arc panel (8).