Switchable lid channel and lid sterilization machine

Abstract

The application discloses a switchable cover channel, which comprises a guide groove plate, the guide groove plate forms a spiral passing gap, and the structure of the guide groove plate comprises a groove top plate, a groove bottom plate and a rib plate; the two ends of the groove top plate and the groove bottom plate are respectively protruded outward from the rib plate; guide holes are formed in the groove bottom plate on the two sides of the rib plate; a guide plate assembly is spirally arranged below the guide groove plate; the guide plate assembly is fixedly arranged on a cover channel switching seat; the guide plate assembly comprises double-spiral guide plates; or another scheme is that a cover bottom supporting assembly is spirally arranged on the cover channel switching seat below the passing gap area; the height of the cover bottom supporting assembly is lower than the height of the guide plate; the cover channel switching seat is driven to move up and down by a lifting driving mechanism, so that the cover channel can be switched. The application has the advantages that the cover channel is convenient and quick to switch, the switching of different models of product packages is facilitated, and the cost of liquid package production can be effectively reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of liquid packaging equipment, in particular to a cap sterilization machine. BACKGROUND

[0002] Market demand is changing day by day, which leads to the differentiation of products, and the caliber of different types of containers is different. Therefore, when the blow-filling-spinning equipment switches products, the cap sterilization machine suitable for the cap conveying of the corresponding caliber container needs to be switched. Replacing the equipment not only increases the equipment debugging time, but also increases the labor cost, the downtime is long, greatly affects the production efficiency, and also greatly increases the blow-filling-spinning production cost. SUMMARY

[0003] The technical problem to be solved by the present application is to provide a switchable cap channel and a cap sterilization machine, which can switch different types of cap channels and switch conveniently and quickly.

[0004] To solve the above problems, the technical scheme adopted by the present application is: a switchable cap channel, comprising a guide groove plate, the guide groove plate is fixed and spirally arranged to form a spiral passing gap, the structure of the guide groove plate comprises: a groove top plate and a groove bottom plate arranged above and below, a rib plate is fixedly arranged between the groove top plate and the groove bottom plate, both ends of the groove top plate and the groove bottom plate are respectively protruded outward from the rib plate, guide holes are formed on both sides of the groove bottom plate of the rib plate, and the guide holes are spirally arranged along the guide groove plate; a guide plate assembly is spirally arranged below the guide groove plate, the guide plate assembly is fixedly arranged on a cap channel switching seat, and the guide plate assembly comprises double-spiral guide plates;

[0005] The cap channel switching seat is connected with a lifting driving mechanism, the lifting driving mechanism can drive the cap channel switching seat to move up and down, so as to drive the guide plates on the cap channel switching seat to move upward through the guide holes on both sides of the rib plate at the corresponding position until the top of the guide plate is blocked by the groove top plate, or to move downward in the guide hole until the top of the guide plate is not protruded from the guide hole;

[0006] When the guide plate moves upward until the top of the guide plate is blocked by the groove top plate, the guide plate is arranged on both sides of the passing gap, and the first cap channel is formed between the guide plate and the groove top plate and the groove bottom plate inside the guide plate; when the top of the guide plate is not protruded from the guide hole, the rib plate is arranged on both sides of the passing gap, and the second cap channel is formed between the rib plate, the groove top plate inside the rib plate and the groove bottom plate.

[0007] A switchable cover passage, comprising a guide slot plate fixedly and spirally arranged to form a spiral passage gap, the structure of the guide slot plate comprising: upper and lower slot top plate and slot bottom plate, a rib plate fixedly arranged between the slot top plate and the slot bottom plate, both ends of the slot top plate and the slot bottom plate are respectively protruded outward from the rib plate, guide holes are opened on both sides of the slot bottom plate of the rib plate, and the guide holes are spirally arranged along the guide slot plate;

[0008] A guide plate assembly is spirally arranged below the guide slot plate, the guide plate assembly is fixedly arranged on the cover passage switching seat, and the guide plate assembly comprises a double-spiral guide plate; a cover bottom support assembly is also spirally arranged below the cover passage switching seat in the passage gap area, and the height of the cover bottom support assembly is lower than the height of the guide plate;

[0009] The cover passage switching seat is connected with a lifting driving mechanism, the lifting driving mechanism can drive the cover passage switching seat to move up and down, so as to drive the guide plate on the cover passage switching seat to move upward through the guide holes on both sides of the rib plate at the corresponding position until the top of the guide plate is blocked by the slot top plate, or to drive the guide plate to move downward in the guide hole until the top of the guide plate is not protruded from the guide hole; when the guide plate moves upward to the top thereof being blocked by the slot top plate, the guide plates are arranged on both sides inside the passage gap, and the cover bottom support assembly is located between the guide plates inside the passage gap, and a third cover passage is formed between the guide plate, the slot top plate inside the guide plate and the cover bottom support assembly; when the guide plate moves downward to the top thereof not being protruded from the guide hole, the cover bottom support assembly is separated downward from the passage gap, the rib plate is arranged on both sides inside the passage gap, and a second cover passage is formed between the rib plate, the slot top plate inside the rib plate and the slot bottom plate.

[0010] Further, the switchable cover passage, wherein the cover bottom support assembly comprises a double-spiral bottom support plate, and the height of the bottom support plate is lower than the height of the guide plate.

[0011] Further, the switchable cover passage, wherein the guide holes are spirally and spacedly arranged along the slot bottom plate, and the guide plate is spacedly provided with an avoiding slot, the avoiding slot is spacedly arranged corresponding to the spiral of the guide holes, so as to ensure that the guide plate can move upward and downward in the guide holes on both sides of the rib plate at the corresponding position during the lifting of the switching seat.

[0012] Further, the switchable cover passage, wherein the width of the avoiding slot is smaller than the diameter of a cover, so as to avoid the cover being clamped in the avoiding slot.

[0013] Further, the switchable cover passage, wherein the lifting driving mechanism is arranged at the bottom of the cover passage switching seat, and the structure of the lifting driving mechanism comprises: a plurality of cylinders, the piston rod of each cylinder is fixed to the bottom of the cover passage switching seat, and the cylinder body of each cylinder is fixedly arranged on the bottom sealing plate of the cover sterilization machine.

[0014] Further, the switchable cover channel, wherein a bellows is sleeved on the piston rod of each cylinder between the cover channel switching seat and the bottom sealing plate, and two ends of the bellows are sealingly fixed with the cover channel switching seat and the bottom sealing plate respectively.

[0015] Further, the switchable cover channel, wherein a connecting sleeve is sealingly fixed with the upper end of the bellows at the bottom of the cover channel switching seat.

[0016] Further, the switchable cover channel, wherein a connecting seat is arranged on the cylinder body of each cylinder, the top of the connecting seat is fixed with the bottom sealing plate of the cover sterilization machine at the bottom of the cover channel switching seat, the top of the connecting seat at the fixed position with the bottom sealing plate is provided with a clamping groove, a limiting cavity is arranged in the connecting seat, the piston rod of the cylinder extends into the connecting sleeve at the bottom of the cover channel switching seat through the limiting cavity and the clamping groove and is fixed with the connecting sleeve, a limiting block is arranged on the piston rod in the limiting cavity, when the limiting block is clamped at the top of the limiting cavity, the top of the guide plate is just blocked by the groove top plate, when the limiting block is clamped at the bottom of the limiting cavity, the top of the guide plate is not protruded from the guide hole on the groove bottom plate on both sides of the corresponding position of the rib plate, and the lower end of the bellows is sealingly clamped between the bottom sealing plate and the clamping groove.

[0017] The cover sterilization machine comprises the switchable cover channel in the cover sterilization machine.

[0018] The switchable cover channel and the cover sterilization machine adopting the switchable cover channel have the advantages that the structure is simple, different models of cover channels can be switched, the switching is convenient and fast, the switching of different models of products in the liquid packaging production process is facilitated, and the cost of the liquid packaging production is effectively reduced. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 is a structural schematic view of the switchable cover channel in the first cover channel state in Example 1.

[0020] Figure 2 is a structural schematic view of the switchable cover channel in the second cover channel state in Example 1.

[0021] Figure 3 is a structural schematic view of the switchable cover channel in the third cover channel state in Example 2.

[0022] Figure 4 is a structural schematic view of the switchable cover channel in the second cover channel state in Example 2.

[0023] Figure 5is a structural schematic diagram of a cap sterilization machine in Example 1. DETAILED DESCRIPTION

[0024] The application will be further described in detail below in combination with the drawings and preferred embodiments.

[0025] Example 1: As shown in Figure 1 , Figure 2 , the switchable cap channel includes a guide groove plate 1 fixedly and spirally arranged to form a spiral passing gap 100. The structure of the guide groove plate 1 includes: upper and lower groove top plates 11 and groove bottom plates 12, a rib plate 13 fixedly arranged between the groove top plates 11 and the groove bottom plates 12, both ends of the groove top plates 11 and the groove bottom plates 12 are respectively protruded outward from the rib plate 13, the groove bottom plates 12 on both sides of the rib plate 13 are both provided with guide holes 121, and the guide holes 121 are spirally arranged along the guide groove plate.

[0026] A guide plate assembly 2 is spirally arranged below the guide groove plate 1, the guide plate assembly 2 is fixedly arranged on a cap channel switching seat 3, and the guide plate assembly 2 includes double-spirally arranged guide plates 21 corresponding to the guide holes 121.

[0027] The cap channel switching seat 3 is connected with a lifting driving mechanism, the lifting driving mechanism can drive the cap channel switching seat 3 to move up and down, so as to drive the guide plates 21 on the cap channel switching seat 3 to move upward through the guide holes 121 on both sides of the rib plate 13 at the corresponding position until the top of the guide plates 21 is blocked by the groove top plate 11, or to drive the guide plates 21 to move downward in the guide holes 121 until the top of the guide plates 21 is not protruded from the guide holes 121.

[0028] In order to ensure the strength of the groove bottom plate 12 and reduce the deformation amount of the groove bottom plate 12, the guide holes 121 are spirally and spacedly arranged along the groove bottom plate 12, as shown in Figure 2 The guide plates 21 are spacedly provided with avoiding seams 211, the avoiding seams 211 are spirally and spacedly arranged corresponding to the guide holes 121 to ensure that the guide plates 21 can move up and down in the guide holes 121 on both sides of the rib plate 13 at the corresponding position during the lifting of the switching seat 3. The width of the avoiding seam 211 is smaller than the diameter of a cap, so as to avoid the cap from being clamped in the avoiding seam 211.

[0029] In this embodiment, the lifting driving mechanism is arranged at the bottom of the cap channel switching seat 3, and the structure of the lifting driving mechanism includes: a plurality of cylinders 6, the piston rod 61 of each cylinder 6 is fixed with the bottom of the cap channel switching seat 3, and the cylinder body of each cylinder 6 is fixedly arranged on the bottom sealing plate 7 of the cap sterilization machine. The piston rod 61 of each cylinder 6 between the cap channel switching seat 3 and the bottom sealing plate 7 is sleeved with a bellows 8, and both ends of the bellows 8 are sealingly fixed with the cap channel switching seat 3 and the bottom sealing plate 7.

[0030] Specifically, the bottom of the cover channel switching seat 3 is fixedly provided with a connecting sleeve 31, and the upper end of the bellows 8 is sealingly fixed to the connecting sleeve 31. The cylinder body of each gas cylinder 6 is provided with a connecting seat 62, the top of the connecting seat 62 is fixed to the bottom sealing plate 7 of the cover sterilization machine, the top of the connecting seat 62 fixed to the bottom sealing plate 7 of the cover sterilization machine is provided with a clamping groove 63, and the connecting seat 62 is provided with a limiting cavity 64, the piston rod 61 of the gas cylinder 6 extends into the connecting sleeve 31 at the bottom of the cover channel switching seat 3 through the limiting cavity 64 and the clamping groove 63 and is fixed thereto. The piston rod 61 in the limiting cavity 64 is provided with a limiting block 611, when the limiting block 611 is clamped at the top of the limiting cavity 64, the top of the guide plate 21 is just blocked by the groove top plate 11; when the limiting block 611 is clamped at the bottom of the limiting cavity 64, the top of the guide plate 21 is not protruded from the guide hole 121 on the groove bottom plate 12 on both sides of the corresponding position of the rib plate 13. In the embodiment, the lower end of the bellows 8 is sealingly clamped between the bottom sealing plate 7 and the clamping groove 63.

[0031] When the guide plate 21 moves upward to the top thereof being blocked by the groove top plate 11, the guide plate 21 is divided into two sides inside the passing gap 100, and the first cover channel 10 is formed between the guide plate 21 and the groove top plate 11 and the groove bottom plate 12 inside the guide plate 21, as shown in Figure 1 . In this state, the cover 5 is supported on the groove bottom plate 12 inside the guide plate 21, the two sides of the cover 5 are blocked and guided by the guide plate 21, and the top of the cover 5 is limited by the groove top plate 11 inside the guide plate 21.

[0032] When the guide plate 21 moves downward to the top thereof not being protruded from the guide hole 121, the rib plate 13 is divided into two sides inside the passing gap 100, and the second cover channel 20 is formed between the rib plate 13, the groove top plate 11 inside the rib plate 13 and the groove bottom plate 12, as shown in Figure 2 . In this state, the cover 5 is supported on the groove bottom plate 12 inside the rib plate 13, the two sides of the cover 5 are blocked and guided by the rib plate 13, and the top of the cover 5 is limited by the groove top plate 11 inside the rib plate 13.

[0033] The second cover channel 20 can accommodate a cover with a larger diameter than the first cover channel 10.

[0034] A cover sterilization machine 9, as shown in Figure 5 , comprises the above-mentioned switchable cover channel, in order to ensure the cleanliness of the cover channel, the switchable cover channel is arranged in a sealing plate, the sealing plate comprises a side sealing plate 901, a top sealing plate, a bottom sealing plate 7, Figure 5 , in order to facilitate the observation of the inside, the top sealing plate is hidden.

[0035] The aforementioned cap sterilizer 9 employs a switchable cap channel structure. Driven by a lifting mechanism, the cap channel switching seat 3 can switch between the first cap channel 10 and the second cap channel 20 simply by lifting and lowering. The switching method is very simple, reliable, and fast. Therefore, one cap sterilizer 9 can sterilize two different sizes of caps, which greatly facilitates the switching between different product packaging models during liquid packaging production and effectively reduces the cost of liquid packaging production.

[0036] Example 2: As Figure 3 , Figure 4 As shown, the difference between this embodiment and Embodiment 1 is that a cover bottom support assembly 4 is spirally arranged on the cover switching seat 3 below the passage gap 100 area. The height of the cover bottom support assembly 4 is lower than the height of the guide plate 21. In this embodiment, the cover bottom support assembly 4 includes a bottom support plate 41 arranged in a double spiral, and the height of the bottom support plate 41 is lower than the height of the guide plate 21. The parts that are the same as in Embodiment 1 will not be repeated here; please refer to Embodiment 1.

[0037] The cover switching seat 3 is connected to a lifting drive mechanism, which can drive the cover switching seat 3 to move up and down. This allows the guide plate 21 on the cover switching seat 3 to move upward through the guide holes 121 on both sides of the corresponding rib plate 13 until the top of the guide plate 21 is blocked by the top plate 11, or it can drive the guide plate 21 to move downward in the guide holes 121 until the top of the guide plate 21 does not protrude from the guide holes 121. In this embodiment, the cover bottom support assembly 4 includes a bottom support plate 41 arranged in a double helix, and the height of the bottom support plate 41 is lower than the height of the guide plate 21.

[0038] When the guide plate 21 moves upward until its top is blocked by the top plate 11, the guide plates 21 are positioned on both sides inside the passage gap 100, and the bottom support plate 41 is located between the guide plates 21 inside the passage gap 100. A third cover channel 30 is formed between the guide plates 21, the top plate 11 inside the guide plates 21, and the bottom support plate 41. See [reference needed] Figure 3 As shown. When the guide plate 21 moves downward until its top does not protrude from the guide hole 121, the bottom support plate 41 disengages downward from the passage gap 100, and the stiffening plates 13 are arranged on both sides inside the passage gap 100. A second cover channel 20 is formed between the stiffening plates 13, the top plate 11 inside the stiffening plates 13, and the bottom plate 12. Figure 4 As shown.

[0039] Compared to the first cover channel 10, the third cover channel 30 can accommodate a smaller cover diameter and a shorter height.

[0040] A cap sterilization machine comprises the switchable cap channel. The cap sterilization machine in the embodiment is the same as the cap sterilization machine in the embodiment 1 except that the bottom support plate 41 is added, and thus the cap sterilization machine in the embodiment can be referred to the cap sterilization machine in the embodiment 1. Figure 5

[0041] It can be concluded from the above embodiments that the switchable cap channel and the cap sterilization machine adopting the switchable cap channel have simple structure, can switch cap channels of different models, and are convenient and fast to switch, which greatly facilitates the switching of different models of products in the liquid packaging production process, thereby effectively reducing the cost of liquid packaging production.​

Claims

1. A switchable cover channel, characterized by: The guide groove plate is fixed and helically arranged to form a helical passing gap, and the structure of the guide groove plate comprises: upper and lower groove top plates and groove bottom plates, a rib plate is fixedly arranged between the groove top plates and the groove bottom plates, both ends of the groove top plates and the groove bottom plates are respectively outwardly protruded from the rib plate, guide holes are formed in the groove bottom plates on both sides of the rib plate, and the guide holes are helically arranged along the guide groove plate; A guide plate assembly is helically arranged below the guide groove plate, the guide plate assembly is fixedly arranged on the cover channel switching seat, and the guide plate assembly comprises double-helically arranged guide plates; The cover channel switching seat is connected with a lifting driving mechanism, the lifting driving mechanism can drive the cover channel switching seat to move up and down, so as to drive the guide plates on the cover channel switching seat to move upwards through the guide holes on both sides of the rib plate at the corresponding position until the top of the guide plate is blocked by the groove top plate, or to move downwards in the guide hole until the top of the guide plate is not outwardly protruded from the guide hole; When the guide plate moves upwards until the top of the guide plate is blocked by the groove top plate, the guide plates are arranged on both sides inside the passing gap, and a first cover channel is formed between the guide plates, the groove top plates inside the guide plates and the groove bottom plates; 2. A switchable cover channel, characterized by: The guide groove plate is fixed and helically arranged to form a helical passing gap, and the structure of the guide groove plate comprises: upper and lower groove top plates and groove bottom plates, a rib plate is fixedly arranged between the groove top plates and the groove bottom plates, both ends of the groove top plates and the groove bottom plates are respectively outwardly protruded from the rib plate, guide holes are formed in the groove bottom plates on both sides of the rib plate, and the guide holes are helically arranged along the guide groove plate; A guide plate assembly is helically arranged below the guide groove plate, the guide plate assembly is fixedly arranged on the cover channel switching seat, and the guide plate assembly comprises double-helically arranged guide plates; A cover bottom support assembly is helically arranged on the cover channel switching seat below the passing gap area, and the height of the cover bottom support assembly is lower than the height of the guide plate; The cover channel switching seat is connected with a lifting driving mechanism, the lifting driving mechanism can drive the cover channel switching seat to move up and down, so as to drive the guide plates on the cover channel switching seat to move upwards through the guide holes on both sides of the rib plate at the corresponding position until the top of the guide plate is blocked by the groove top plate, or to move downwards in the guide hole until the top of the guide plate is not outwardly protruded from the guide hole; when the guide plate moves upwards until the top of the guide plate is blocked by the groove top plate, the guide plates are arranged on both sides inside the passing gap, and a first cover channel is formed between the guide plates, the groove top plates inside the guide plates and the groove bottom plates; 3. A switchable cover tunnel according to claim 2, wherein: The cover bottom support assembly comprises double-helically arranged bottom support plates, and the height of the bottom support plates is lower than the height of the guide plate.

4. A switchable cover tunnel according to claim 1 or 2 or 3, characterized in that: The guide holes are arranged spirally and spacedly on the groove bottom plate, and the guide plate is provided with the avoiding slots spacedly, which are arranged spirally corresponding to the guide holes to ensure that the guide plate can move up and down in the guide holes on both sides of the rib plate at the corresponding position during the lifting of the switching seat.

5. A switchable cover tunnel according to claim 4, wherein: The width of the avoiding slot is less than the diameter of the cover to avoid the cover being clamped in the avoiding slot.

6. A switchable cover tunnel according to claim 4, wherein: The lifting driving mechanism is arranged at the bottom of the cover channel switching seat, and the structure of the lifting driving mechanism comprises: a plurality of cylinders, the piston rod of each cylinder is fixed with the bottom of the cover channel switching seat, and the cylinder body of each cylinder is fixedly arranged on the bottom sealing plate of the cover sterilization machine.

7. A switchable cover tunnel according to claim 4, wherein: The piston rod of each cylinder is sleeved with a bellows between the cover channel switching seat and the bottom sealing plate, and the two ends of the bellows are sealingly fixed with the cover channel switching seat and the bottom sealing plate.

8. A switchable cover tunnel according to claim 7, wherein: The bottom of the cover channel switching seat is fixedly provided with a connecting sleeve, and the upper end of the bellows is sealingly fixed with the connecting sleeve.

9. A switchable cover tunnel according to claim 7, wherein: The cylinder body of each cylinder is provided with a connecting seat, the top of the connecting seat is fixed with the bottom sealing plate of the cover sterilization machine at the bottom of the cover channel switching seat, the top of the connecting seat fixed with the bottom sealing plate is provided with a clamping recess, a limiting cavity is arranged in the connecting seat, the piston rod of the cylinder extends into the connecting sleeve at the bottom of the cover channel switching seat through the limiting cavity and the clamping recess and is fixed with the connecting sleeve, a limiting block is arranged on the piston rod in the limiting cavity, the top of the guide plate is just blocked by the groove top plate when the limiting block is clamped at the top of the limiting cavity, and the top of the guide plate is not protruded from the guide hole on the groove bottom plate on both sides of the rib plate at the corresponding position when the limiting block is clamped at the bottom of the limiting cavity, and the lower end of the bellows is sealingly clamped between the bottom sealing plate and the clamping recess.

10. A cover sterilization machine comprising the switchable cover channel according to any one of claims 1 to 9.

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