Iron cap screwing device

Abstract

The invention discloses an iron cap screwing device, wherein a moving rod is connected with a No. 1 bevel gear through a ball spline, an upper fixed block and a lower fixed block are fixed at both ends of a guide rod, a moving block is provided on the guide rod, a No. 2 through hole is connected with a No. 1 bevel gear through a No. 1 bearing, a screwing motor is provided on the moving block, the screwing motor is connected with a rotating shaft, and a No. 2 bevel gear for driving the No. 1 bevel gear to rotate is provided at the end of the rotating shaft; a No. 1 cylinder for pushing the moving block is provided on the moving block or the lower fixed block; a lifting block is also provided above the moving block, the lifting block is connected with the moving rod through a rotating bearing, a No. 2 cylinder for pushing the lifting block to move is provided on the upper fixed block, a screwing head is connected with a magnet at the bottom of the moving rod, a two side plates are provided on the lower fixed block, a number of No. 3 cylinders are provided on the two side plates, and a pressing block is provided at the end of the piston rod of the No. 3 cylinder. The device of the invention has high working efficiency and accurate positioning.

Description

Technical Field

[0001] The invention relates to the field of capping equipment, in particular to an iron capping device. Background Art

[0002] Many items are packaged in packaging cans, for which filling machines are used. After the filling machine is filled into the container, the iron can lid (referred to as the iron lid) needs to be screwed on. The existing screw capping mechanism works as follows: first place the iron lid on the container opening, then clamp the container, and use the screw capping head to clamp the iron lid and screw it into the container mouth. The existing screw capping mechanism has the following shortcomings: 1. The degree of automation is not high, and the iron lid needs to be placed on the container opening manually; 2. It is not easy to ensure accurate movement, especially when the iron lid is placed on the container, its placement posture is not easy to ensure horizontality. Summary of the invention

[0003] The purpose of the invention is to provide an iron cover screwing device.

[0004] The innovation of the present invention lies in that the device of the present invention has high working efficiency, accurate positioning, stable operation, low noise, no damage to the container, easy adjustment, and convenient later maintenance.

[0005] To achieve the above-mentioned invention object, the technical scheme of the present invention is: an iron cap screwing device, comprising two guide rods and a moving rod arranged in parallel, the moving rod is connected by a ball spline and a No. 1 bevel gear, an upper fixed block and a lower fixed block are fixed to the two ends of the guide rod, a moving block is provided on the guide rod, a bracket for fixing is also provided on the moving block, a No. 1 through hole for moving the guide rod and a No. 2 through hole for moving the moving rod are provided on the moving block, the No. 2 through hole is connected by a No. 1 bearing and a No. 1 bevel gear, a screwing motor is provided on the moving block, the output shaft of the screwing motor is connected to the rotating shaft, and a No. 2 bevel gear for driving the No. 1 bevel gear to rotate is provided at the end of the rotating shaft; The moving block or the lower fixed block is provided with a No. 1 cylinder that pushes the moving block; a lifting block is also provided above the moving block, the lifting block is connected with the moving rod through a rotating bearing, the lifting block is provided with a moving hole for moving the guide rod, the upper fixed block is provided with a No. 2 cylinder for pushing the lifting block to move, the lower part of the moving rod passes through the lower fixed block, the lower fixed block is provided with a No. 3 through hole for passing the moving rod, the bottom of the moving rod is connected with a capping head, the capping head is provided with a magnet, the lower fixed block is provided with two side plates, the two side plates are provided with a number of No. 3 cylinders, the piston rod end of the No. 3 cylinder is provided with a pressure block, the pressure block is an annular pressure block, and the moving rod passes through the annular pressure block.

[0006] Furthermore, a bearing seat is provided on the moving block, and a bearing connected to the rotating shaft is provided on the bearing seat, so that the transmission is more stable.

[0007] Furthermore, a limit plate is provided between the two side plates, and a No. 4 through hole is provided on the limit plate for passing the moving rod, and a plurality of limit rods are provided between the limit plate and the lower fixed block, and a spring is provided on the limit rod, and a limit plate is provided on the limit plate, and a plurality of No. 5 through holes are provided on the limit plate for passing the limit rod, and a plug sleeve for inserting the No. 4 through hole is provided on the bottom surface of the limit plate, and a protective cap is connected to the moving rod through a linear bearing, and the protective cap includes a cap cover and a sleeve located above the cap cover, and the sleeve is connected to the linear bearing, and the sleeve is inserted into the plug sleeve and connected to the plug sleeve. The protective cap can play a protective role to prevent the cap head from shooting outward during the capping process.

[0008] Furthermore, the moving rod comprises a polished rod and a rotating shaft, the polished rod and the rotating shaft are connected via a coupling, and the capping head is connected to the rotating shaft. The moving rod is easy to process and not easy to be damaged.

[0009] The beneficial effects of the present invention are:

[0010] 1. The device of the present invention has high working efficiency, accurate positioning, stable operation, low noise, no damage to the container, easy adjustment, and convenient later maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the present invention.

[0012] Figure 2 It is a cross-sectional view of the capping head.

[0013] Figure 3 This is a cross-sectional view of the No. 1 bevel gear. DETAILED DESCRIPTION

[0014] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings.

[0015] Embodiment 1: An iron cap screwing device, comprising two parallelly arranged guide rods 1 and a moving rod 2, the moving rod 2 being connected to a No. 1 bevel gear 4 via a ball spline 3, an upper fixed block 5 and a lower fixed block 6 being fixed to both ends of the guide rod 1, a moving block 7 being provided on the guide rod 1, a bracket 8 for fixing being further provided on the moving block 7, a No. 1 through hole 9 for moving the guide rod 7 and a No. 2 through hole 10 for moving the moving rod being provided on the moving block 7, the No. 2 through hole 10 being connected to the No. 1 bevel gear 4 via a No. 1 bearing 11, a screwing motor 12 being provided on the moving block 7, an output shaft of the screwing motor 12 being connected to a rotating shaft 13, a No. 2 bevel gear 14 being provided at the end of the rotating shaft 13 for driving the No. 1 bevel gear 4 to rotate, a bearing seat 25 being provided on the moving block 7, a bearing seat 25 being provided on the bearing seat 25 A bearing connected to the rotating shaft 13; a No. 1 cylinder 15 for pushing the moving block 7 is provided on the moving block 7 or the lower fixed block 6; a lifting block 16 is also provided above the moving block 7, and the lifting block 16 is connected to the moving rod 2 through a rotating bearing 17, and a moving hole 18 for moving the guide rod 1 is provided on the lifting block 16, and a No. 2 cylinder 19 for pushing the lifting block 16 to move is provided on the upper fixed block 5, and the lower part of the moving rod 2 passes through the lower fixed block 6, and a No. 3 through hole 20 for passing the moving rod 2 is provided on the lower fixed block 6, and a capping head 21 is connected to the bottom of the moving rod 2, and a magnet is provided on the capping head 21, and the moving rod 2 includes a light rod 2.1 and a rotating shaft 2.2, and the light rod 2.1 and the rotating shaft 2.2 are connected by a coupling 2.3, and the capping head 21 is connected to the rotating shaft 2.2. The lower fixed block 6 is provided with two side plates 22, and a plurality of No. 3 cylinders 23 are provided on the two side plates 22. The piston rod end of the No. 3 cylinder 23 is provided with a pressing block 24, which is an annular pressing block, and the moving rod 2 passes through the annular pressing block. A limit plate 26 is provided between the two side plates 22, and a No. 4 through hole 28 is provided on the limit plate 26 for passing the moving rod 2. A plurality of limit rods 29 are provided between the limit plate 26 and the lower fixed block 6, and a spring 27 is provided on the limit rod 29. A limit plate 30 is provided on the limit plate 26, and a plurality of No. 5 through holes 31 passing through the limit rods 29 and a No. 6 through hole 30.1 for inserting the moving rod 2 are provided on the limit plate 26. A sleeve 32 for inserting into the No. 4 through hole 28 is provided on the bottom surface of the limit plate 30. A protective cap 34 is connected to the moving rod 2 through a linear bearing 33. The protective cap 34 includes a cap cover 34.1 and a sleeve 34.2 located above the cap cover 34.1. The sleeve 34.2 is connected to the linear bearing 33, and the sleeve 34.2 is inserted into the sleeve 32 and connected to the sleeve 32.

[0016] Working principle: the moving block 7 is fixed by the bracket 8. When the lid is screwed away, the screw capping head 21 is located above the barrel mouth. At this time, the No. 1 cylinder 15, the No. 2 cylinder 19, and the No. 3 cylinder 23 are all in a retracted state. Then the screw capping motor 12 is started, driving the moving rod 2 to rotate, and the moving rod 2 drives the screw capping head 21 to rotate. At the same time, the No. 3 cylinder 23 extends, driving the lower fixed block 6 and the screw capping head 21 to move downward, so that the screw capping head 21 is close to the lid. Then the No. 3 cylinder 23 extends, so that the pressing block 24 presses the barrel body, and then the No. 2 cylinder 19 extends, pushing the lifting block 16 to move downward, and the lifting block 16 drives the moving rod 2 to move downward, so that the screw capping head 21 moves downward and starts to screw the lid. As the lid is slowly screwed away, the No. 1 cylinder 15, the No. 2 cylinder 19, and the No. 3 cylinder 23 retreat, the pressing block 24 moves up, the screw capping head 21 moves up, and the lid is removed under the action of the magnet of the screw capping head 21.

[0017] When the lid is screwed on, the capping head 21 is located above the lid and inside the protective cap 34. Then the capping motor 12 is started, driving the moving rod 2 to rotate, and the moving rod 2 drives the capping head 21 to rotate. At the same time, the No. 3 cylinder 23 extends, driving the lower fixed block 6 and the capping head 21 to move downward, so that the capping head 21 is close to the lid, and the protective cap 34 fits on the barrel body. Under the action of the spring 27, the protective cap is in flexible contact with the barrel body. Then the No. 3 cylinder 23 extends, so that the pressure block presses the barrel body, and then the No. 2 cylinder 19 extends, pushing the lifting block 16 to move downward, and the lifting block 16 drives the moving rod 2 to move downward, so that the capping head 21 moves downward, and the capping starts. The lid is slowly tightened, the No. 1 cylinder 15, the No. 2 cylinder 19, and the No. 3 cylinder 23 retreat, the pressure block 24 moves up, and the capping head 21 moves up.

[0018] The described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

Claims

1. An iron cap screwing device, characterized in that: The present invention relates to a method for driving a transmission gear of the present invention to a gearbox having a plurality of transmission gears, the plurality of transmission gears are connected to each other by a plurality of transmission gears, and the plurality of transmission gears are connected to each other by a plurality of transmission gears. A No. 1 cylinder for the moving block; a lifting block is also provided above the moving block, the lifting block is connected with the moving rod through a rotating bearing, the lifting block is provided with a moving hole for moving the guide rod, the upper fixed block is provided with a No. 2 cylinder for pushing the lifting block to move, the lower part of the moving rod passes through the lower fixed block, the lower fixed block is provided with a No. 3 through hole for passing the moving rod, the bottom of the moving rod is connected with a capping head, the capping head is provided with a magnet, the lower fixed block is provided with two side plates, and a number of No. 3 cylinders are provided on the two side plates, a pressure block is provided at the end of the piston rod of the No. 3 cylinder, the pressure block is an annular pressure block, and the moving rod passes through the annular pressure block.

2. The iron cover screwing device according to claim 1, characterized in that: The moving block is provided with a bearing seat, and the bearing seat is provided with a bearing connected with the rotating shaft.

3. The iron cover screwing device according to claim 1, characterized in that: A limit plate is provided between the two side plates, and the limit plate is provided with a No. 4 through hole for passing the moving rod. A plurality of limit rods are provided between the limit plate and the lower fixed block, and a spring is provided on the limit rod. A limit plate is provided on the limit plate, and a plurality of No. 5 through holes passing through the limit rod are provided on the limit plate. A socket for inserting into the No. 4 through hole is provided on the bottom surface of the limit plate. A protective cap is connected to the moving rod through a linear bearing, and the protective cap includes a cap cover and a sleeve located above the cap cover, the sleeve is connected to the linear bearing, and the sleeve is inserted into the socket and connected to the socket.

4. The iron cover screwing device according to claim 1, characterized in that: The moving rod comprises a polished rod and a rotating shaft, the polished rod and the rotating shaft are connected through a coupling, and the capping head is connected to the rotating shaft.

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