CN107399453A - Pneumatic limit device for feeding cylinder for automatic packaging machine - Google Patents

Abstract

The invention provides a pneumatic limiting device for a feeding cylinder of an automatic packaging machine, which comprises a base, a limiting plate, a screw rod, a bearing seat, a clamp plate, a positioning block, a cylinder, a push rod, a positioning plate, a piston, a servo motor, a rotating shaft and a cleaning brush, wherein the screw rod is arranged in the limiting plate, the bearing seat is assembled on the screw rod, the clamp plate is arranged at the right end of the bearing seat, the design realizes the lifting function, the positioning block is arranged on the upper end surface of the clamp plate, the cylinder is arranged on the upper end surface of the clamp plate, the push rod is arranged at the inner end of the cylinder, the positioning plate is fixed at the inner end of the push rod, the design realizes the limiting function, the piston is arranged on the left end surface of the limiting plate, the servo motor is fixed in the piston, the rotating shaft is assembled at the left, the cleaning function is realized, the practicability is high, the stability is good, and the reliability is high.

Description

Pneumatic limit device for feeding cylinder for automatic packaging machine

technical field

The invention relates to a pneumatic limiting device for a feed cylinder for an automatic packaging machine, which belongs to the technical field of packaging machines.

Background technique

Automatic packaging machine is a machine that packs products, which plays the role of protection and beauty. With the continuous development of science and technology, the emergence of various food and aquatic product processing products has put forward new requirements for food packaging technology and equipment. The feeding barrel of the packaging machine provides raw materials for the work of the packaging machine. Due to the different application ranges of the automatic packaging machine, the shape and size of the feeding barrels required are also different. Usually the feeding barrel is circular, and some feeding barrels can also be made It is square, and there is no fixing device for the feeding cylinder in the packaging machine, so during the working process of the packaging machine, due to ignoring the fixing device, the feeding cylinder will tilt after a period of use, often caused by the inclination of the feeding cylinder Leakage of raw materials, the spilled raw materials will affect the appearance of the packaging machine, affect the corporate image, and even affect the normal ventilation of the packaging machine, affecting its normal work.

In the prior art, the feeding cylinder for the automatic packaging machine lacks a limit device. The vibration of the automatic packaging machine will cause the feeding cylinder to vibrate and affect the stability of the blanking. Due to the lack of positioning, it is easy to cause the feeding cylinder to be misplaced. , causing the feeding cylinder to incline, causing the material to deviate, affecting the working efficiency of the packaging machine, causing raw material loss, and affecting economic benefits. Therefore, a pneumatic limit device for the feeding cylinder for automatic packaging machines is needed to solve the above problems.

Contents of the invention

In view of the deficiencies in the prior art, the purpose of the present invention is to provide a pneumatic limiter for the feeding cylinder of an automatic packaging machine to solve the problems raised in the above-mentioned background technology. The present invention realizes the lifting function and the limit function, Realized the cleaning function, strong practicability, good stability and high reliability.

In order to achieve the above object, the present invention is achieved through the following technical solutions: a pneumatic limiting device for a feeding cylinder for an automatic packaging machine, including a base, a lifting mechanism, a limiting mechanism and a cleaning mechanism, and the lifting mechanism is fixed on the base On the upper end surface, the limiting mechanism is installed on the lifting mechanism, the cleaning mechanism is assembled on the left end of the lifting mechanism, a limiting mechanism is arranged above the base, and the lifting mechanism includes a limiting plate, a screw rod, a bearing seat and a fixture plate , the limiting plate is fixed on the upper end surface of the base, the screw rod is installed inside the limiting plate, the bearing seat is assembled on the screw rod, the bearing seat is arranged inside the limiting plate, and the fixture plate is installed on the At the right end of the bearing seat, the fixture plate is arranged on the right side of the limit plate, and a fixture plate is arranged above the base. The limit mechanism includes a positioning block, a cylinder, a push rod and a positioning plate, and the positioning block is installed on the clamp plate The upper end face, the cylinder is arranged on the end face of the fixture plate, the push rod is installed on the inner end of the cylinder, the positioning plate is fixed on the inner end of the push rod, the left side of the positioning plate is provided with a positioning block, and the upper end of the clamp plate A positioning plate is provided, and the cleaning mechanism includes a piston, a servo motor, a rotating shaft and a cleaning brush. The piston is arranged on the left end face of the limiting plate, the servo motor is fixed inside the piston, and the rotating shaft is assembled at the left end of the servo motor. The rotating shaft is installed at the left end of the piston, the cleaning brush is installed at the lower end of the rotating shaft, the cleaning brush is arranged at the lower end of the piston, and the cleaning brush is arranged on the left end surface of the limiting plate.

Further, the screw rod is connected to the bearing housing through a ball nut pair, a hand wheel is arranged above the limiting plate, and the screw rod passes through the limiting plate to connect with the hand wheel, and the left end surface of the limiting plate A hook is installed, a groove is opened on the right end surface of the piston, and the piston is connected with the limiting plate through the hook.

Further, through holes are opened on the jig plate, three sets of guide rods are installed on the lower surface of the jig plate, and the jig plate is connected to the base through three sets of guide rods.

Further, the end surface of the fixture plate is provided with an arc-shaped slideway, and a slide block is arranged in the arc-shaped slideway, the cylinder is connected with the arc-shaped slideway through the slide block, and the upper end surface of the slide block is provided with Tighten the first bolt, and the first tightened bolt passes through the slide block to connect with the fixture plate, and the positioning block is connected to the fixture plate by tightened the second bolt.

Further, there are two groups of cylinders, push rods and positioning plates, the specifications of the cylinders of the two groups are the same, the structures of the push rods of the two groups are the same, and the cylinders of the two groups are all arranged on the end surface of the fixture plate.

Further, a stepping motor is installed on the lower end of the rotating shaft, and the cleaning brush is assembled on the lower end of the stepping motor.

Beneficial effects of the present invention: a pneumatic limiting device for a feeding cylinder of an automatic packaging machine of the present invention, because the present invention adds a limiting plate, a screw, a bearing seat and a fixture plate, the design realizes the lifting function and is convenient for adjustment The height of the fixture plate is suitable for feeding cylinders of all heights, which improves the stability of the feeding cylinder when it is working, and avoids the lack of lifting devices in the traditional feeding cylinder for automatic packaging machines, which can only be fixed at the upper end of the feeding cylinder , It is easy to cause the positioning of the feeding cylinder to tilt, causing the material to be offset, resulting in waste of raw materials, affecting the packaging effect, and causing economic losses.

Due to the addition of positioning blocks, cylinders, push rods and positioning plates in the present invention, the design realizes the limit function, and completes the positioning of the feeding cylinder through restrictions in three directions. It is easy to use, has good positioning effects, and improves the feeding cylinder. The stability of the feeding cylinder solves the problem of the lack of a feeding cylinder limit device in the traditional automatic packaging machine, which easily causes the feeding cylinder to shake during work. Because the feeding cylinder is wide at the top and narrow at the bottom, the positioning Inaccurate, due to the heavy gravity of the raw material and the vibration during work, the feeding cylinder is bent or broken, which affects the normal operation of the packaging machine, affects the packaging progress, affects the life of the feeding cylinder, and may cause damage to the feeding cylinder. Need to purchase a new supply cylinder, increasing the problem of procurement time.

Because the invention adds pistons, servo motors, rotating shafts and cleaning brushes, this design realizes the cleaning function, cleans the raw materials splashed on the fixture plate, ensures the cleanliness of the fixture plate, improves the appearance of the packaging machine, and avoids the traditional packaging machine In the feeding barrel, the raw materials will splash or leak during work, which will seriously affect the appearance of the packaging machine. The appearance of the packaging machine will be easily affected by the adhesion of raw materials, or the circuit will be short-circuited due to the splashing of raw materials on the packaging machine, resulting in damage to the packaging machine. Insufficiencies that affect the working life of the packaging machine, affect the packaging progress, and increase the working time.

Because of the addition of the hand wheel, this design realizes the rotation of the screw rod, because of the addition of the guide rod, the design improves the stability of the fixture plate, and because of the addition of arc-shaped slideways and sliders, this design realizes the adjustment of the position of the cylinder. Adjustment, due to the addition of tightening bolt 1 and tightening bolt 2, this design realizes the disassembly and assembly of the cylinder and positioning block, due to the addition of a stepping motor, this design realizes the rotation of the cleaning brush, and the present invention realizes the lifting function and realizes The limit function realizes the cleaning function, has strong practicability, good stability and high reliability.

Description of drawings

Other characteristics, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments made with reference to the following drawings:

Fig. 1 is a structural schematic diagram of a pneumatic limiter for a feeding cylinder for an automatic packaging machine of the present invention;

Fig. 2 is a schematic diagram of the lifting mechanism of the pneumatic limit device for the feeding cylinder of a kind of automatic packaging machine of the present invention;

Fig. 3 is a schematic diagram of a limit mechanism of a pneumatic limit device for a feeding cylinder for an automatic packaging machine of the present invention;

Fig. 4 is a schematic diagram of the cleaning mechanism of the pneumatic limit device for the feeding cylinder of an automatic packaging machine of the present invention;

In the figure: 1-base, 2-lifting mechanism, 3-limiting mechanism, 4-cleaning mechanism, 21-limiting plate, 22-screw rod, 23-bearing seat, 24-fixture plate, 31-positioning block, 32 -Cylinder, 33-push rod, 34-positioning plate, 41-piston, 42-servo motor, 43-rotating shaft, 44-cleaning brush.

detailed description

In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific embodiments.

Please refer to Fig. 1-Fig. 4, the present invention provides a technical solution: a pneumatic limit device for a feeding cylinder for an automatic packaging machine, including a base 1, a lifting mechanism 2, a limiting mechanism 3, a cleaning mechanism 4, and a lifting mechanism 2 Fixed on the upper end surface of the base 1, the limit mechanism 3 is installed on the lifting mechanism 2, the cleaning mechanism 4 is assembled on the left end of the lifting mechanism 2, and the limit mechanism 3 is arranged above the base 1.

The lifting mechanism 2 includes a limit plate 21, a screw mandrel 22, a bearing seat 23 and a clamp plate 24, the limit plate 21 is fixed on the upper end surface of the base 1, the screw rod 22 is installed inside the limit plate 21, and the bearing seat 23 is assembled on the screw rod 22, the inside of the limit plate 21 is provided with a bearing seat 23, the clamp plate 24 is installed on the right end of the bearing seat 23, the clamp plate 24 is arranged on the right side of the limit plate 21, and the top of the base 1 is provided with a clamp plate 24. This design realizes the fixture The lifting function of the plate 24.

The limit mechanism 3 includes a positioning block 31, a cylinder 32, a push rod 33 and a positioning plate 34, the positioning block 31 is installed on the upper end surface of the clamp plate 24, the cylinder 32 is arranged on the upper end surface of the clamp plate 24, and the push rod 33 is installed on the inner end of the cylinder 32 , The positioning plate 34 is fixed on the inner end of the push rod 33, the left side of the positioning plate 34 is provided with a positioning block 31, and the upper end of the clamp plate 24 is provided with a positioning plate 34. This design realizes the limiting function of the feeding cylinder.

The cleaning mechanism 4 includes a piston 41, a servo motor 42, a rotating shaft 43 and a cleaning brush 44. The piston 41 is arranged on the left end surface of the limit plate 21, the servo motor 42 is fixed inside the piston 41, the rotating shaft 43 is assembled on the left end of the servo motor 42, and the rotating shaft 43 is installed At the left end of the piston 41, the cleaning brush 44 is installed at the lower end of the rotating shaft 43, the cleaning brush 44 is arranged at the lower end of the piston 41, and the cleaning brush 44 is arranged on the left end surface of the limiting plate 21. This design realizes the cleaning function of the clamp plate 24.

The screw rod 22 is connected with the bearing seat 23 through a ball nut pair, a hand wheel is arranged above the limit plate 21, the screw rod 22 passes through the limit plate 21 and is connected with the hand wheel, a hook is installed on the left end of the limit plate 21, and the piston The right end surface of 41 is provided with a groove, the piston 41 is connected with the limit plate 21 through a hook, a through hole is opened on the clamp plate 24, three sets of guide rods are installed on the lower end surface of the clamp plate 24, and the clamp plate 24 is connected to the base through the three sets of guide rods. 1 phase connection, the upper end surface of the fixture plate 24 is provided with an arc-shaped slideway, and a slider is arranged in the arc-shaped slideway, the cylinder 32 is connected with the arc-shaped slideway through the slider, and the upper end surface of the slider is provided with a tightening Bolt one, and bolt one is tightened to pass slide block and be connected with fixture plate 24, positioning block 31 is connected with fixture plate 24 by tightening bolt two, cylinder 32, push rod 33 and positioning plate 34 are all provided with two groups, two groups Cylinder 32 specifications are identical, and two groups of push rods 33 are identical in structure, and two groups of cylinders 32 are all arranged on the upper end surface of fixture plate 24, and stepper motor is installed on the lower end surface of rotating shaft 43, and cleaning brush 44 is assembled in the lower end of stepper motor.

Specific implementation method: when using, the staff first checks the present invention to see if there is a defect, if there is a defect, it cannot be used, and at this time, the maintenance personnel need to be notified for maintenance, and if there is no problem, it can be used , before use, the staff observes the height of the feeding cylinder, and then the staff turns the handwheel, and the rotation of the handwheel drives the screw rod 22 to rotate. Since the screw rod 22 is connected with the bearing seat 23 through the ball nut pair, the rotation of the screw rod 22 drives the The bearing seat 23 moves upward, and the upward movement of the bearing seat 23 drives the fixture plate 24 to move upward. When the fixture plate 24 moves upward to a suitable position, the staff stops turning the handwheel. This design realizes the lifting function of the fixture plate 24 and facilitates adjustment. , suitable for feeding cylinders of all heights, improves the stability of the feeding cylinder, prolongs the service life of the feeding cylinder, avoids waste of raw materials, and improves the packaging effect.

The staff will loosen the fastening bolts, then the staff will move the cylinder 32 to a suitable position through the slider, and then tighten the fastening bolts to realize the fixation of the cylinder 32, and then the staff will start the cylinder 32, and the work of the cylinder 32 will drive the push rod 33 to Inward movement, the push rod 33 moves inwardly to drive the positioning plate 34 to move inwardly, when the positioning plate 34 moves inwardly to a suitable position, the staff closes the cylinder 32, and then realizes that the positioning plate 34 and the positioning block 31 work together to move the feeding cylinder Clamping, this design realizes the limit function of the feeding cylinder, improves the positioning accuracy of the feeding cylinder through triangular positioning, saves the adjustment time of the feeding cylinder, improves work efficiency, and prolongs the working life of the packaging machine .

When the fixture plate 24 is dirty, the staff will unscrew the first tightening bolt and the second tightening bolt, then disassemble the positioning block 31, the cylinder 32, the push rod 33 and the positioning 34 plate, and then the staff will remove the cleaning mechanism 3 from the hook Disassemble it, install the piston 41 in the through hole, and realize the assembly between the cleaning mechanism 4 and the fixture plate 24. At this time, the cleaning brush 44 is arranged on the upper end surface of the fixture plate 24, and then the staff starts the servo motor 42 and the stepping motor at the same time. , the servo motor 42 works to drive the rotating shaft 43 to rotate, and the rotating shaft 43 rotates to drive the cleaning brush 44 to rotate around the piston. Clean and hygienic, this design realizes the cleaning function of the fixture plate 24, through the rotation of the cleaning brush 44 and the rotation of the cleaning brush 44 around the piston 41, the cleaning efficiency is improved, the cleaning time is saved, and the working environment is kept hygienic.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. For those skilled in the art, it is obvious that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and without departing from the spirit or fundamentals of the present invention. The present invention can be implemented in other specific forms without any specific features. Accordingly, the embodiments should be regarded in all points of view as exemplary and not restrictive, the scope of the invention being defined by the appended claims rather than the foregoing description, and it is therefore intended that the scope of the invention be defined by the appended claims rather than by the foregoing description. All changes within the meaning and range of equivalents of the elements are embraced in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (6)

1. A pneumatic limit device for a feeding cylinder for an automatic packaging machine, including a base (1), a lifting mechanism (2), a limit mechanism (3) and a cleaning mechanism (4), characterized in that: the lifting mechanism ( 2) Fixed on the upper end surface of the base (1), the limit mechanism (3) is installed on the lifting mechanism (2), the cleaning mechanism (4) is assembled on the left end of the lifting mechanism (2), the base (1) There is a limit mechanism (3) on the top; The lifting mechanism (2) includes a limit plate (21), a screw rod (22), a bearing seat (23) and a clamp plate (24), the limit plate (21) is fixed on the upper surface of the base (1), The screw rod (22) is installed inside the limiting plate (21), the bearing seat (23) is assembled on the screw rod (22), and the limiting plate (21) is provided with a bearing seat (23), The fixture plate (24) is installed on the right end of the bearing seat (23), the fixture plate (24) is set on the right side of the limit plate (21), and the fixture plate (24) is arranged above the base (1); The limiting mechanism (3) includes a positioning block (31), a cylinder (32), a push rod (33) and a positioning plate (34), and the positioning block (31) is installed on the upper end surface of the fixture plate (24), so The cylinder (32) is arranged on the upper end surface of the fixture plate (24), the push rod (33) is installed on the inner end of the cylinder (32), the positioning plate (34) is fixed on the inner end of the push rod (33), and the A positioning block (31) is provided on the left side of the positioning plate (34), and a positioning plate (34) is provided at the upper end of the fixture plate (24); The cleaning mechanism (4) includes a piston (41), a servo motor (42), a rotating shaft (43) and a cleaning brush (44), the piston (41) is arranged on the left end surface of the limit plate (21), and the servo The motor (42) is fixed inside the piston (41), the rotating shaft (43) is assembled on the left end of the servo motor (42), the rotating shaft (43) is installed on the left end of the piston (41), and the cleaning brush (44) is installed on The lower end of the rotating shaft (43), the cleaning brush (44) is arranged at the lower end of the piston (41), and the cleaning brush (44) is arranged on the left end surface of the limiting plate (21). 2. A pneumatic limiting device for feeding cylinders for automatic packaging machines according to claim 1, characterized in that: the screw rod (22) is connected to the bearing seat (23) through a ball nut pair, and the limiting device A hand wheel is arranged above the position plate (21), and the screw rod (22) passes through the limit plate (21) to connect with the hand wheel. A hook is installed on the left end of the limit plate (21), and the piston ( 41) There is a groove on the right end surface, and the piston (41) is connected with the limiting plate (21) through a hook. 3. A pneumatic limiting device for feeding cylinders for automatic packaging machines according to claim 1, characterized in that: the clamp plate (24) is provided with a through hole, and the lower end surface of the clamp plate (24) is installed There are three sets of guide rods, and the fixture plate (24) is connected with the base (1) through three sets of guide rods. 4. A pneumatic limiting device for feeding cylinders for automatic packaging machines according to claim 1, characterized in that: the upper end surface of the clamp plate (24) is provided with an arc-shaped slideway, and the arc-shaped slideway There is a slider, the cylinder (32) is connected with the arc-shaped slideway through the slider, the upper end of the slider is provided with a tightening bolt 1, and the tightening bolt 1 passes through the slider and is connected to the fixture plate (24). connected, the positioning block (31) is connected with the fixture plate (24) by tightening the second bolt. 5. A pneumatic limiting device for feeding cylinders for automatic packaging machines according to claim 1, characterized in that: the cylinder (32), the push rod (33) and the positioning plate (34) are all provided with two sets of , the two groups of cylinders (32) have the same specifications, the two groups of push rods (33) have the same structure, and the two groups of cylinders (32) are all arranged on the upper end surface of the clamp plate (24). 6. A pneumatic limiting device for feeding cylinders for automatic packaging machines according to claim 1, characterized in that: a stepping motor is installed on the lower end of the rotating shaft (43), and the cleaning brush (44) is assembled on the The lower end of the stepper motor.