A filling mandrel sterilizing cover and blow, fill, seal integrated machine

Abstract

The application discloses a filling mandrel sterilization cover and a blow-filling-seal integrated machine, and a regulating structure comprises a regulating upper base, a regulating lower base, a regulating screw rod and a regulating sliding block. The regulating sliding block is arranged between the regulating upper base and the regulating lower base, the upper and lower surfaces of the regulating sliding block are not parallel, and the regulating upper base can move up and down under the action of the regulating sliding block; the regulating screw rod is arranged on the regulating lower base and can move the regulating sliding block back and forth. When the regulating structure is applied to lifting of the filling mandrel sterilization cover of the blow-filling-seal integrated machine, the mandrel cover body can be moved upward by rotating the regulating screw rod, the mandrel cover body and an extruder die are completely sealed by a sealing ring, a pipeline is connected at a blow-off interface, and online cleaning and online sterilization operations of the blow-filling-seal equipment can be performed. The regulating structure is simple in structure, convenient to control and easy to realize, and can improve the sterile guarantee of product production when applied to the blow-filling-seal integrated machine.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of blow-filling-seal integrated machines, in particular to a filling mandrel sterilization cover and a blow-filling-seal integrated machine. BACKGROUND

[0002] Before formal production, the blow-filling-seal integrated machine needs to be first subjected to online cleaning and online sterilization operation, and in particular, the cleaning and sterilization qualification rate of the mandrel filling unit determines the qualification rate of the products produced by the blow-filling-seal equipment to a great extent. The installation of the conventional blow-filling-seal filling mandrel sterilization cover is achieved by manually lifting and then using bolts to fasten the cover so as to realize the sealing of the equipment online cleaning and online sterilization function. However, the manual lifting of the mandrel sterilization cover has the problem of contaminating the outer surface of the mandrel sterilization cover, and the manual lifting method is low in efficiency and cannot meet the convenience requirement of the operation of the blow-filling-seal equipment. SUMMARY

[0003] The present application aims to provide a filling mandrel sterilization cover and a blow-filling-seal integrated machine to improve the convenience of the operation of the blow-filling-seal equipment.

[0004] To solve the above technical problems, the present application provides a filling mandrel sterilization cover, which comprises an adjusting structure, a sealing member, a sliding member and a mandrel cover main body guide seat, the adjusting structure is arranged at the bottom of the sealing member, and the sealing member can move up and down under the action of the adjusting structure.

[0005] The adjusting structure comprises an adjusting upper base, an adjusting lower base, an adjusting screw and an adjusting sliding block.

[0006] The adjusting sliding block is arranged between the adjusting upper base and the adjusting lower base, and the upper and lower surfaces of the adjusting sliding block are not parallel, and the adjusting upper base can move up and down under the action of the adjusting sliding block.

[0007] The adjusting screw is arranged on the adjusting lower base and can move the adjusting sliding block forward and backward.

[0008] The sealing member comprises a mandrel cover main body and a sealing ring.

[0009] The surface of the mandrel cover main body is provided with a groove, and the sealing ring is installed in the groove on the surface of the mandrel cover main body.

[0010] The sliding member comprises a sliding groove, a sliding strip, a limiting device and a mandrel cover main body guide seat; the sliding groove comprises a first sliding groove and a second sliding groove; the sliding strip comprises a first sliding strip and a second sliding strip; the mandrel cover main body guide seat comprises a first guide seat and a second guide seat; the first sliding groove and the second sliding groove are respectively fixed at both ends of one side of an extruder die head; the first sliding strip is slidingly installed on the first sliding groove, and the second sliding strip is slidingly installed on the second sliding groove; one end of the first guide seat and the second guide seat is installed on the first sliding strip, and the other end is installed on the second sliding strip; the first sliding strip, the second sliding strip, the first guide seat and the second guide seat form a hollow space; the mandrel cover main body guide seat is installed on the sliding strip, and the limiting device is arranged on the sliding groove and can limit the sliding strip.

[0011] One side of the adjusting lower base is installed on the first guide seat, and the other side is installed on the second guide seat; the adjusting upper base is installed at the bottom of the mandrel cover main body, and the adjusting upper base and the mandrel cover main body can move up and down in the hollow space formed by the first sliding strip, the second sliding strip, the first guide seat and the second guide seat.

[0012] Further, the adjusting sliding block is provided as a wedge-shaped sliding block, and the wedge-shaped surface of the wedge-shaped sliding block is in contact with the adjusting upper base, and the surface of the wedge-shaped sliding block corresponding to the wedge-shaped surface is in contact with the adjusting lower base. Under the action of the wedge-shaped surface of the wedge-shaped sliding block, the adjusting upper base can move up and down;

[0013] The wedge-shaped sliding block is provided with an internal threaded hole in the middle, and one end of the adjusting screw is engaged with the internal threaded hole.

[0014] Further, the adjusting screw is further provided with a bearing, a bearing pressing plate and a locking nut;

[0015] The other end of the adjusting screw is provided with a wrench groove, and a first boss is arranged near the end of the wrench groove.

[0016] The adjusting screw is arranged on the adjusting lower base through the bearing, the bearing pressing plate and the locking nut.

[0017] Further, the limiting device comprises a limiting screw and a limiting nut.

[0018] The sliding groove is provided with an internal threaded hole matched with the limiting screw.

[0019] The limiting screw is rotatably installed on the sliding groove through the internal threaded hole on the sliding groove.

[0020] The limiting screw matched with the limiting nut can limit the sliding strip.

[0021] Further, a second boss is arranged on the sliding groove, and an inner threaded hole matched with the limiting screw is arranged on the second boss.

[0022] Further, the sliding groove is arranged in a stepped structure, the sliding strip is slidingly arranged on a lower step of the sliding groove, the second boss is arranged on a side of a higher step, and is close to an end surface of the lower step.

[0023] Further, a third boss is arranged on an upper surface of the adjusting upper base, and an annular groove is arranged at a bottom of the third boss.

[0024] An O-shaped sealing ring is arranged in the annular groove of the third boss.

[0025] A bottom of the mandrel cover main body is arranged with an annular hole, and the third boss is inserted into the annular hole of the bottom of the mandrel cover main body for fixation.

[0026] Further, the filling mandrel sterilization cover further comprises a clamping piece.

[0027] The clamping piece comprises a plug pin and a plug.

[0028] A positioning hole is arranged on the sliding groove, the plug pin is elastically and slidingly arranged at one end of the positioning hole, the plug pin can slide forward and backward in the positioning hole, and the plug pin can extend out of the positioning hole when no external force acts.

[0029] The plug is fixedly arranged at the other end of the positioning hole.

[0030] Further, the clamping piece further comprises a compression spring, one end of the compression spring is connected with the plug pin, the other end of the compression spring is connected with the plug, and the plug pin can move forward and backward in the positioning hole under the elastic force of the compression spring.

[0031] The sliding strip is arranged with a clamping groove matched with the plug pin, when the plug pin extends out of the positioning hole, the plug pin can be clamped and limited, and then the sliding of the sliding strip is limited.

[0032] Further, one end of the plug pin is arranged as a circular arc head, and the circular arc head end of the plug pin faces the corresponding sliding strip (such as the first sliding strip).

[0033] The application further provides a blow-filling-sealing integrated machine using the filling mandrel sterilization cover.

[0034] Compared with the prior art, the application has at least the following beneficial effects:

[0035] The adjusting structure is adjusted by rotating the adjusting screw, the wedge-shaped slider is driven to move towards the bearing under the action of the adjusting screw, the upper adjusting base is driven to move upwards under the action of the wedge-shaped surface of the wedge-shaped slider, and the core shaft cover main body connected with the upper adjusting base is driven to move upwards, the sealing ring on the core shaft cover main body completely seals the core shaft cover main body and the extruder die, the pipeline is connected at the sewage interface, and the on-line cleaning and on-line sterilization operation of the blow-filling-sealing equipment can be performed. The lifting of the core shaft sterilization cover through the mechanical structure can reduce the pollution of the outer surface of the core shaft sterilization cover, and has a positive effect on improving the sterile guarantee of the blow-filling-sealing integrated machine.

[0036] When the on-line cleaning and on-line sterilization operation of the blow-filling-sealing equipment is completed, the adjusting screw is rotated, the wedge-shaped slider is driven to move away from the bearing under the action of the adjusting screw, the upper adjusting base is driven to move downwards under the action of the wedge-shaped surface of the wedge-shaped slider, and the core shaft cover main body connected with the upper adjusting base is driven to move downwards, when the core shaft cover main body and the extruder die are completely separated, the core shaft cover main body and the like can be slid out of the sliding groove and removed, and then the subsequent normal production can be performed. The adjusting structure is simple in structure, convenient to control, and can improve the convenience of the operation of the blow-filling-sealing equipment. BRIEF DESCRIPTION OF DRAWINGS

[0037] Figure 1 It is a front view structural schematic diagram of the adjusting structure in an embodiment of the present application.

[0038] Figure 2 It is a top view structural schematic diagram of the adjusting structure in an embodiment of the present application.

[0039] Figure 3 It is a clamping piece structural schematic diagram of the adjusting structure in an embodiment of the present application.

[0040] Figure 4 It is a three-dimensional structural schematic diagram of the adjusting structure in an embodiment of the present application.

[0041] Figure 5 It is a left view structural schematic diagram of the adjusting structure in an embodiment of the present application.

[0042] Figure 6 It is a right view structural schematic diagram of the adjusting structure in an embodiment of the present application. DETAILED DESCRIPTION

[0043] The filling core shaft sterilization cover and the blow-filling-sealing integrated machine of the present application will be described in more detail below with reference to the accompanying drawings, in which a preferred embodiment of the present application is shown, and it should be understood that those skilled in the art can modify the present application described herein while still achieving the advantageous effects of the present application. Therefore, the following description should be understood as extensive knowledge for those skilled in the art, and not as a limitation on the present application.

[0044] The application will be described in greater detail in the following passages with reference to the drawings. The advantages and features of the application will become more apparent from the following description and claims. It should be noted that the drawings are in a very simplified form and are not to precise scale, only for the purpose of facilitating a convenient, clear explanation of the embodiments of the application.

[0045] As shown in Figure 1 and Figure 2 , the embodiment of the application provides an adjusting structure, which comprises an adjusting upper base 303, an adjusting lower base 305, a wedge-shaped sliding block 306 and an adjusting screw 307.

[0046] Specifically, the adjusting screw 307 is arranged on the adjusting lower base 305.

[0047] The wedge-shaped sliding block 306 is arranged between the adjusting upper base 303 and the adjusting lower base 305, and a wedge-shaped surface of the wedge-shaped sliding block 306 is in contact with the adjusting upper base 303, and a surface of the wedge-shaped sliding block 306 corresponding to the wedge-shaped surface is in contact with the adjusting lower base 305, and the adjusting upper base 303 can move up and down under the action of the wedge-shaped surface of the wedge-shaped sliding block 306.

[0048] The wedge-shaped sliding block 306 is provided with an inner threaded hole, one end of the adjusting screw 307 is engaged with the inner threaded hole, and the wedge-shaped sliding block 306 can move forward and backward under the action of rotation of the adjusting screw 307.

[0049] The other end of the adjusting screw 307 is provided with a wrench groove, and a first boss is arranged close to the end of the wrench groove.

[0050] Further, the adjusting screw 307 is further provided with a bearing 308, a bearing pressing plate 309 and a locking nut 310, and the adjusting screw 307 is arranged on the adjusting lower base 305 through the bearing 308, the bearing pressing plate 309 and the locking nut 310.

[0051] Specifically, the threaded end of the adjusting screw 307 is sequentially arranged through the inner threaded hole of the wedge-shaped sliding block 306, the locking nut 310 and the bearing 308, and the locking nut 310 is tightly attached to one end face of the bearing 308.

[0052] The adjusting lower base 305 is provided with a bearing 308 inner hole.

[0053] The bearing pressing plate 309 is provided with an inner hole in the middle, and the bearing pressing plate 309 penetrates from the wrench groove side of the adjusting screw 307 through the inner hole in the middle, abuts against the other end surface of the bearing 308, fixes the bearing 308 in the bearing inner hole of the adjusting lower base 305, and the adjusting screw 307 can rotate with the inner ring of the bearing 308, and the wedge-shaped sliding block 306 can move towards or away from the bearing 308 under the action of the adjusting screw 307.

[0054] In one embodiment, a filling mandrel sterilization cover is provided, which uses the adjusting structure as described above, further comprises a sealing piece, the adjusting structure is arranged at the bottom of the sealing piece, and the sealing piece can move up and down under the action of the adjusting structure.

[0055] Specifically, the sealing piece comprises a mandrel cover body 101 and a sealing ring 102, the surface of the mandrel cover body 101 is provided with a groove, and the sealing ring 102 is installed in the groove on the surface of the mandrel cover body 101.

[0056] In one embodiment, it further comprises a sliding piece and a mandrel cover body 101 guide seat.

[0057] Specifically, the sliding piece comprises a sliding groove, a sliding strip and a limiting device.

[0058] The mandrel cover body 101 guide seat is installed on the sliding strip.

[0059] The sliding groove is fixed on one side of the extruder die head 100, the sliding strip is in sliding connection with the sliding groove, and the sliding strip can slide along the sliding groove.

[0060] The limiting device is arranged on the sliding groove and can limit the sliding strip.

[0061] Further, the limiting device comprises a limiting screw 205 and a limiting nut 206.

[0062] Specifically, the sliding groove is provided with an inner threaded hole matched with the limiting screw 205, and the limiting screw 205 is rotatably installed on the sliding groove through the inner threaded hole on the sliding groove.

[0063] The limiting screw 205 matched with the limiting nut 206 can limit the sliding strip.

[0064] Further, the sliding groove is provided with a second boss, and the inner threaded hole matched with the limiting screw 205 is arranged on the second boss.

[0065] Preferably, please refer to Figure 4As shown, the sliding groove is arranged as a stepped structure, the sliding bar is slidingly installed on the lower step of the sliding groove, the second boss is arranged on the side of the higher step and close to the end surface of the lower step.

[0066] In one embodiment, the sliding groove comprises a first sliding groove 201 and a second sliding groove 202, the sliding bar comprises a first sliding bar 203 and a second sliding bar 204, and the mandrel cover body 101 guide seat comprises a first guide seat 301 and a second guide seat 302.

[0067] Specifically, the first sliding groove 201 and the second sliding groove 202 are respectively fixed at both ends of one side of the extruder die head 100, and the first sliding groove 201 and the second sliding groove 202 are respectively provided with an inner threaded hole matched with the limiting screw 205.

[0068] The first sliding bar 203 is slidingly installed on the first sliding groove 201, and the second sliding bar 204 is slidingly installed on the second sliding groove 202.

[0069] One end of the first guide seat 301 and the second guide seat 302 is installed on the first sliding bar 203, and the other end is installed on the second sliding bar 204, and the first sliding bar 203, the second sliding bar 204, the first guide seat 301 and the second guide seat 302 form a hollow space.

[0070] The adjusting lower base 305 is installed on one side of the first guide seat 301 and the other side of the second guide seat 302.

[0071] Please refer to Figure 5 As shown, the adjusting upper base 303 is installed at the bottom of the mandrel cover body 101, and the adjusting upper base 303 and the mandrel cover body 101 can move up and down in the hollow space formed by the first sliding bar 203, the second sliding bar 204, the first guide seat 301 and the second guide seat 302.

[0072] Further, the upper surface of the adjusting upper base 303 is provided with a third boss, and the bottom of the third boss is provided with an annular groove, and an O-shaped sealing ring 304 is installed in the annular groove of the third boss.

[0073] The bottom of the mandrel cover body 101 is provided with an annular hole, and the third boss is inserted into the annular hole at the bottom of the mandrel cover body 101 for fixation.

[0074] Preferably, please refer to Figure 3 As shown, it also includes a clamping member, and the clamping member includes a latch 208 and a plug 210.

[0075] Specifically, the sliding slot is provided with a positioning hole 207, the latch 208 is elastically and slidingly installed at one end of the positioning hole 207, the latch 208 can slide forward and backward in the positioning hole 207, and the latch 208 can extend out of the positioning hole 207 when no external force is applied.

[0076] The plug 210 is fixedly installed at the other end of the positioning hole 207.

[0077] The sliding strip is provided with a clamping groove 211 matched with the latch 208, the latch 208 can be clamped and limited, and the sliding of the sliding strip is limited.

[0078] The clamping member can be provided as two or more.

[0079] In one embodiment, the clamping member is provided as two.

[0080] In one embodiment, the clamping member further comprises a compression spring 209, one end of the compression spring 209 is connected with the latch 208, and the other end of the compression spring 209 is connected with the plug 210, the latch 208 can move forward and backward in the positioning hole 207 under the elastic force of the compression spring 209.

[0081] Preferably, one end of the latch 208 is provided as a circular arc head, and the circular arc head end of the latch 208 faces the corresponding sliding strip (for example, the first sliding strip 203).

[0082] Further, please refer to Figure 1 and Figure 6 It further comprises two blow-off joints 401, one of which is installed on one side of the mandrel cover body 101, and the other of which is installed on one side of the adjusting upper base 303.

[0083] When the online cleaning and sterilization of the blow molding and sealing equipment is prepared to be carried out, the first sliding strip 203 and the second sliding strip 204 are pushed to slide towards the direction of the limiting screw 205, so as to drive the adjusting upper base 303, the adjusting lower base 305 and the mandrel cover body 101 to slide, when the bolt 208 is clamped into the clamping groove 211, it is indicated that the positioning is in place, at this time, the limiting screw 205 is adjusted and fastened to clamp and limit the first sliding strip 203 and the second sliding strip 204, and then the adjusting screw 307 is rotated, the wedge-shaped sliding block 306 moves towards the direction close to the bearing 308 under the action of the adjusting screw 307, the adjusting upper base 303 moves upwards under the action of the wedge surface of the wedge-shaped sliding block 306, so as to drive the mandrel cover body 101 connected with the adjusting upper base 303 to move upwards, when the sealing ring 102 on the mandrel cover body 101 completely seals the mandrel cover body 101 and the extruder die head 100, the pipeline is connected at the blow-off joint 401, and the online cleaning and sterilization of the blow molding and sealing equipment can be carried out.

[0084] When the online cleaning and sterilization of the blow molding and sealing equipment is completed, the adjusting screw 307 is reversely rotated, so that the wedge-shaped sliding block 306 moves away from the bearing 308 under the action of the adjusting screw 307, the adjusting upper base 303 moves downwards under the action of the wedge surface of the wedge-shaped sliding block 306, so as to drive the mandrel cover body 101 connected with the adjusting upper base 303 to move downwards, and the mandrel cover body 101 and the extruder die head 100 can be separated.

[0085] When the mandrel cover body 101 and the extruder die head 100 are completely separated, the limiting screw 205 is adjusted to release the limitation of the first sliding strip 203 and the second sliding strip 204, at this time, the first sliding strip 203 and the second sliding strip 204 are pushed to slide, so that the adjusting upper base 303, the adjusting lower base 305 and the mandrel cover body 101 and other components are slid out of the first sliding groove 201 and the second sliding groove 202 and removed, and then subsequent normal production can be carried out.

[0086] The adjusting structure has the characteristics of simple structure and convenient control, can improve the convenience of the blow molding and sealing equipment operation, and can reduce the pollution of the outer surface of the mandrel sterilization cover through the lifting of the mandrel sterilization cover by the mechanical structure, and has a positive effect on improving the sterile protection of the blow molding and sealing all-in-one machine production products.

[0087] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application belong to the scope of the claims of the present application and the equivalent technology thereof, the present application also intends to include these modifications and variations.

Claims

1. A sterilization cover for a filling mandrel, characterized in that, It includes an adjustment structure, a seal, a sliding member, and a mandrel cover main guide seat. The adjustment structure is located at the bottom of the seal, and the seal can move up and down under the action of the adjustment structure. The adjustment structure includes an upper adjustment base, a lower adjustment base, an adjustment screw, and an adjustment slider; the adjustment slider is disposed between the upper and lower adjustment bases, and the upper and lower surfaces of the adjustment slider are not parallel; the upper adjustment base can move up and down under the action of the adjustment slider; the adjustment screw is disposed on the lower adjustment base and can cause the adjustment slider to move back and forth. The sealing element includes a mandrel cover body and a sealing ring; the surface of the mandrel cover body is provided with a groove, and the sealing ring is installed in the groove on the surface of the mandrel cover body; The sliding component includes a slide groove, a slide bar, a limiting device, and a mandrel cover main body guide seat; the slide groove includes a first slide groove and a second slide groove; the slide bar includes a first slide bar and a second slide bar; the mandrel cover main body guide seat includes a first guide seat and a second guide seat; the first slide groove and the second slide groove are respectively fixed at both ends on one side of the extruder die head; the first slide bar is slidably mounted on the first slide groove, and the second slide bar is slidably mounted on the second slide groove; one end of the first guide seat and the second guide seat are mounted on the first slide bar, and the other end is mounted on the second slide bar; the first slide bar, the second slide bar, the first guide seat, and the second guide seat form a hollow space; the mandrel cover main body guide seat is mounted on the slide bar, and the limiting device is disposed on the slide groove to limit the slide bar; The lower adjustment base is mounted on the first guide seat on one side and on the second guide seat on the other side; the upper adjustment base is mounted on the bottom of the mandrel cover body, and the upper adjustment base and the mandrel cover body can move up and down in the hollow space formed by the first slide bar, the second slide bar, the first guide seat and the second guide seat.

2. The sterilization shroud for filling mandrels as described in claim 1, characterized in that, The adjusting slider is configured as a wedge-shaped slider, and the wedge-shaped surface of the wedge-shaped slider contacts the upper adjusting base. The surface of the wedge-shaped slider corresponding to the wedge-shaped surface contacts the lower adjusting base. Under the action of the wedge-shaped surface of the wedge-shaped slider, the upper adjusting base can move up and down. The wedge-shaped slider has an internal threaded hole in the middle, and one end of the adjusting screw engages with the internal threaded hole.

3. The sterilization cover for the filling mandrel as described in claim 2, characterized in that, The adjusting screw is also equipped with a bearing, a bearing pressure plate, and a tightening nut; The other end of the adjusting screw is provided with a wrench groove, and a first boss is provided near the end of the wrench groove; The adjusting screw is mounted on the adjusting lower base via the bearing, bearing pressure plate, and tightening nut.

4. The sterilization shroud for filling mandrels as described in claim 1, characterized in that, The limiting device includes a limiting screw and a limiting nut; The slide groove is provided with an internal threaded hole that matches the limiting screw; The limiting screw is rotatably mounted on the slide groove through the internal threaded hole on the slide groove; The limiting screw, in conjunction with the limiting nut, can limit the movement of the slide bar.

5. The sterilization shroud for the filling mandrel as described in claim 4, characterized in that, The slide groove is provided with a second boss, and an internal threaded hole that matches the limiting screw is provided on the second boss.

6. The sterilization shroud for filling mandrels as described in claim 5, characterized in that, The slide groove is configured as a stepped structure, the slide bar is slidably installed on the lower step of the slide groove, and the second boss is disposed on the side of the higher step and close to the end face of the lower step.

7. The sterilization shroud for filling mandrels as described in claim 1, characterized in that, The upper surface of the adjustment base is provided with a third protrusion, and the bottom of the third protrusion is provided with an annular groove; An O-ring is installed in the annular groove of the third boss; The bottom of the mandrel cover body is provided with an annular hole, and the third boss is inserted into the annular hole at the bottom of the mandrel cover body for fixation.

8. The sterilization shroud for filling mandrels as described in claim 1, characterized in that, It also includes drain connectors, one of which is installed on one side of the mandrel cover body and the other is installed on one side of the adjustment base.

9. The sterilization shroud for filling mandrels as described in claim 1, characterized in that, It also includes clamping components; The locking component includes a pin and a plug; The slide groove is provided with a positioning hole, and the pin is elastically and slidably installed at one end of the positioning hole. The pin can slide back and forth in the positioning hole, and when no external force is applied, the pin can extend out of the positioning hole. The plug is fixedly installed at the other end of the positioning hole; The slide bar is provided with a slot that matches the pin, which can lock and limit the pin, thereby restricting the sliding of the slide bar.

10. The sterilization shroud for the filling mandrel as described in claim 9, characterized in that, The clamping component also includes a compression spring, one end of which is connected to the pin and the other end of which is connected to the plug. Under the elastic force of the compression spring, the pin can move back and forth in the positioning hole.

11. A blow-fill-seal integrated machine, characterized in that, Includes the filling mandrel sterilization hood as described in any one of claims 1-10.

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