Water ring mounting and adjusting device for film blowing production line

Abstract

The utility model relates to the field of mounting devices for water rings of film blowing machines, in particular to a water ring mounting and adjusting device for a film blowing production line, which comprises a bearing frame, a motor driving part, a frame positioning assembly, a working frame assembly, a synchronous lifter, a guide component and a water ring adjusting frame, four groups of frame positioning assemblies for adjusting and positioning the working frame assemblies are mounted at four corners of the upper part of the bearing frame, and the lower parts of the working frame assemblies are arranged on the frame positioning assemblies; in the using process, the position of a water ring installed on the water ring adjusting frame can be adaptively adjusted according to specific using requirements through cooperative operation of components such as the motor driving part, the frame positioning assembly, the working frame assembly, the synchronous lifting machine, the guiding assembly and the water ring adjusting frame; and the water ring can meet the specific production and use requirements of different film bubble diameters of a lower film blowing production line.

Description

Technical Field

[0001] The utility model relates to the field of a water ring installation device for a blow molding machine, in particular to a water ring installation and adjustment device for a film blowing production line. Background Art

[0002] As a cooling device, the water ring can surround the cooling medium at the bottom of the plastic film, and accelerate the solidification speed of the film by cooling the film, thereby improving production efficiency. At the same time, the existence of the water ring can effectively control the thickness and quality of the film. When the molten plastic passes through the nozzle of the film blowing machine to form a film, the water curtain formed by the water ring will cool both sides of the film, so that the film remains flat and uniform, avoiding unevenness or excessive thickness, thereby obtaining an ideal film product;

[0003] Currently, in the equipment structure of the film blowing machine, the water ring is fixedly installed at the lower side of the die head of the film blowing machine. During use, the water ring cannot be automatically adjusted according to the specific production and use needs, which greatly limits the specific production and use needs of the bottom film blowing production line and brings inconvenience to the production of the bottom film blowing production line. Utility Model Content

[0004] The purpose of the utility model is to provide a water ring installation and adjustment device for a film blowing production line. The overall structural design is scientific. When used in practice, the water ring installation and adjustment device of the utility model can automatically and adaptively adjust the position of the water ring according to the specific production and use needs, so that the position of the water ring can meet the specific production and use needs of the film blowing production line.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a water ring installation and adjustment device for a film blowing production line, comprising a carrying frame, a motor drive unit, a frame positioning assembly, a working frame assembly, a synchronous lift, a guide assembly and a water ring adjustment frame, the bottom of the carrying frame is installed on the external frame, four groups of frame positioning assemblies for adjusting and positioning the working frame assembly are installed at the upper four corners of the carrying frame, the lower part of the working frame assembly is arranged on the frame positioning assembly, a motor drive unit is installed on the side of the working frame assembly, synchronous lifts are installed at the four corners of the working frame assembly, adjacent synchronous lifts are connected and transmitted by connecting shafts, the motor drive unit is connected to the synchronous lift by the connecting shaft and drives the synchronous lift to work, a guide assembly is installed in the working frame assembly, and the water ring adjustment frame is installed on the synchronous lift and the guide assembly.

[0006] The motor drive unit includes a supporting side plate, a driving motor, a reducer and a power output shaft. The reducer is installed on the supporting side plate by mounting bolts. The driving motor is installed on the upper part of the reducer and inputs a rotational torque into the reducer. A power output shaft is installed on the power output side of the reducer, and the power output shaft is connected to the connecting shaft through a coupling.

[0007] The frame positioning assembly includes a bearing plate, a support block, an adjustment bolt and a mounting screw. The bearing plate is welded to the upper four corners of the bearing frame. A support block is arranged on the bearing plate, and the support block is connected to the bearing plate by mounting screws. A threaded through hole is processed on the support block, and the adjustment bolt is screwed on the threaded through hole by threaded matching.

[0008] The working frame assembly includes a bottom frame, a supporting frame and a top frame. The four corners of the bottom of the bottom frame are arranged on the bearing plate, and a supporting frame is installed on the bottom frame. The bottom of the supporting frame is welded to the bottom frame, and a top frame is installed on the top of the supporting frame. The top frame and the supporting frame are welded together.

[0009] The guide assembly includes a guide rod body, an upper fixed seat and a lower fixed seat. The upper fixed seat is installed at the inner side of the top frame and is fixedly connected to the top frame. The lower fixed seat is installed at the inner side of the bottom frame and is fixedly connected to the bottom frame. The guide rod body is installed between the upper fixed seat and the lower fixed seat, and is respectively installed and connected to the upper fixed seat and the lower fixed seat. The guide rod body is a smooth cylindrical structure as a whole. A sliding sleeve is installed on the outer edge of the guide rod body, and the sliding sleeve is in sliding contact with the outer edge of the guide rod body.

[0010] Furthermore, a rotatable synchronous rotating screw is installed on the synchronous lifting machine, and a threaded sleeve is assembled on the synchronous rotating screw. The threaded sleeve is connected to the synchronous rotating screw thread, and the outer side of the threaded sleeve is fixedly installed on the water ring adjustment frame. A bracket is installed on the side of the water ring adjustment frame, one end of the bracket is connected to the water ring adjustment frame, and the other side is connected to the sliding sleeve.

[0011] The beneficial effects of the utility model are as follows: the overall structural design of the water ring installation and adjustment device for the blown film production line of the utility model is scientific, and compared with the existing fixed water ring installation structure, it has the following advantages:

[0012] 1. The position of the water ring can be adjusted: During use, the water ring installation and adjustment device of the utility model can adjust the position of the water ring installed on the water ring adjustment frame according to specific use needs through the coordinated operation of the motor drive part, the frame positioning assembly, the working frame assembly, the synchronous lifter, the guide assembly and the water ring adjustment frame, so that the water ring can meet the specific production and use needs of different film bubble diameters of the bottom blown film production line;

[0013] 2. It can realize stable support and precise adjustment of the water ring; the working frame assembly in the water ring installation and adjustment device of the utility model adopts a three-dimensional square frame structure, and synchronous lifts are arranged at the four corners of the frame structure to adjust and support the water ring adjustment frame. At the same time, two groups of guide components are symmetrically installed on the working frame assembly to guide the water ring adjustment frame during the adjustment process. Under the synergistic effect of the above structure, the water ring installed on the water ring adjustment frame has a very stable support environment. At the same time, the four groups of synchronous lifts work synchronously to drive the synchronous rotating screw to rotate, thereby ensuring the adjustment accuracy of the water ring adjustment frame driven by the threaded sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the water ring installation and adjustment device of the utility model;

[0015] Figure 2 It is a structural schematic diagram of the motor drive unit in the utility model;

[0016] Figure 3 It is a structural schematic diagram of the frame positioning assembly in the utility model;

[0017] Figure 4 It is a structural schematic diagram of the working frame assembly in the utility model;

[0018] Figure 5 It is a structural schematic diagram of the guide assembly in the utility model;

[0019] The numbers in the figure are: 1-bearing frame, 2-motor drive unit, 3-frame positioning assembly, 4-working frame assembly, 5-synchronous lifter, 6-guide assembly, 7-water ring adjustment frame, 8-sliding sleeve, 9-threaded sleeve, 10-water ring, 11-synchronous rotating screw, 21-support side plate, 22-drive motor, 23-reducer, 24-power output shaft, 31-bearing plate, 32-support block, 33-adjusting bolt, 34-mounting screw, 41-bottom frame, 42-support stand, 43-top frame, 61-guide rod body, 62-upper fixed seat, 63-lower fixed seat. DETAILED DESCRIPTION

[0020] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that when an element is referred to as "fixed to" or "set on" another element, it can be directly or indirectly connected to the other element. When an element is referred to as "connected to" another element, it can be directly or indirectly connected to the other element. The terms "left" and "right" used to indicate orientation in this application document are based on the specific structure shown in the accompanying drawings and do not constitute a limitation on the structure.

[0021] Specific embodiment 1: As shown in the specification of the utility model Figure 1 As shown, the utility model provides a water ring installation and adjustment device for a film blowing production line, which mainly includes a supporting frame 1, a motor drive unit 2, a frame positioning assembly 3, a working frame assembly 4, a synchronous lifter 5, a guide assembly 6 and a water ring adjustment frame 7, wherein the supporting frame 1 is mainly used to install and support the working frame assembly 4. During installation, the bottom of the supporting frame 1 is installed on the external machine frame, and four groups of frame positioning assemblies 3 for adjusting and positioning the working frame assembly 4 are installed at the four corners of the upper part of the supporting frame 1. During installation, the working frame assembly The lower part of 4 is arranged on the frame positioning assembly 3, and a motor driving part 2 is installed on the side of the working frame assembly 4. The motor driving part 2 is used to drive the synchronous lifter 5 to work. Synchronous lifters 5 are installed at the four corners of the working frame assembly 4. The adjacent synchronous lifters 5 are connected and transmitted through a connecting shaft. The motor driving part 2 is connected to the synchronous lifter 5 through the connecting shaft and drives the synchronous lifter 5 to work. At the same time, a guide assembly 6 for guiding the water ring adjustment frame 7 is installed in the working frame assembly 4, and the water ring adjustment frame 7 is installed on the synchronous lifter 5 and the guide assembly 6.

[0022] As the specification in this utility model Figure 2 As shown, the motor drive unit 2 for driving the synchronous lift 5 to work includes a supporting side plate 21, a driving motor 22, a reducer 23 and a power output shaft 24, wherein the supporting side plate 21 is mainly used to install and support the reducer 23. During installation, the reducer 23 is installed on the supporting side plate 21 by installing bolts, the driving motor 22 is installed on the upper part of the reducer 23 and inputs a rotational torque into the reducer 23, and a power output shaft 24 is installed on the power output side of the reducer 23. The power output shaft 24 is connected to the connecting shaft through a coupling and drives the reducer 23 to work.

[0023] As the specification in this utility model Figure 3 As shown, the frame positioning assembly 3 used for adjusting and positioning the working frame assembly 4 includes a bearing plate 31, a support block 32, an adjusting bolt 33 and a mounting screw 34, wherein the bearing plate 31 is used to install and support the support block 32, and the bearing plate 31 is a horizontal square plate structure. When installed, the bearing plate 31 is welded to the upper four corners of the bearing frame 1; a support block 32 is arranged on the bearing plate 31, and the support block 32 is connected to the bearing plate 31 by mounting screws 34, and a threaded through hole is processed on the support block 32, and the adjusting bolt 33 is turned on the threaded through hole by a threaded matching knob to adjust the positioning of the working frame assembly 4.

[0024] As the specification in this utility model Figure 4As shown, the working frame assembly 4 for stably installing and supporting the guide assembly 6 and the synchronous elevator 5 includes a bottom frame 41, a support frame 42 and a top frame 43, wherein the bottom frame 41 and the top frame 43 are both square frame structures, and the bottom frame 41 is used to install and support four groups of support frames 42. During installation, the four bottom corners of the bottom frame 41 are arranged on the bearing plate 31, and a support frame 42 for installing and supporting the top frame 43 is installed on the bottom frame 41. The bottom of the support frame 42 is welded to the bottom frame 41, and a top frame 43 is installed on the top of the support frame 42. The top frame 43 and the support frame 42 are welded together.

[0025] As the specification in this utility model Figure 5 As shown, the guide assembly 6 for stably guiding the water ring adjustment frame 7 includes a guide rod body 61, an upper fixing seat 62 and a lower fixing seat 63, wherein the upper fixing seat 62 is used to fix the top of the guide rod body 61, and the lower fixing seat 63 is used to fix the lower part of the guide rod body 61. During installation, the upper fixing seat 62 is installed at the inner side of the top frame 43 and is fixedly connected to the top frame 43, and the lower fixing seat 63 is installed at the inner side of the bottom frame 41 and is fixedly connected to the bottom frame 41. The guide rod body 61 is installed between the upper fixing seat 62 and the lower fixing seat 63, and is respectively installed and connected to the upper fixing seat 62 and the lower fixing seat 63. The guide rod body 61 is a smooth cylindrical structure as a whole. A sliding sleeve 8 is installed on the outer edge of the guide rod body 61, and the sliding sleeve 8 is in sliding contact with the outer edge of the guide rod body 61 through a smooth through hole processed thereon.

[0026] As the specification in this utility model Figure 1 As shown, a rotatable synchronous rotating screw 11 is installed on the synchronous lift 5, and at the same time, a threaded sleeve 9 is assembled on the synchronous rotating screw 11, and the threaded sleeve 9 is threadedly connected with the synchronous rotating screw 11 through the threaded through hole thereon. During installation, the outer side of the threaded sleeve 9 is fixedly installed on the water ring adjustment frame 7, and a bracket is installed on the side of the water ring adjustment frame 7, one end of the bracket is installed and connected to the water ring adjustment frame 7, and the other side is installed and connected to the sliding sleeve 8.

[0027] The installation and use process of the water ring installation and adjustment device for a blown film production line of the utility model during specific installation and use is as follows:

[0028] 1. The installation and use process is as follows: First, the installer can install the bottom of the load-bearing frame 1 on the peripheral frame, and then install the frame positioning assembly 3. Specifically, the load-bearing plate 31 can be welded to the upper four corners of the load-bearing frame 1; the support block 32 is connected to the load-bearing plate 31 by installing screws 34, threaded through holes are processed on the support block 32, and the adjustment bolts 33 are screwed on the threaded through holes by threaded matching, and then the working frame assembly 4 is welded. After the welding of the working frame assembly 4 is completed, the support side plate 21 is welded to the side of the bottom frame 41, and the synchronous lift 5 is arranged in the working frame assembly 4. Each group of synchronous lifts 5 is connected by a connecting shaft, and the motor drive part 2 is installed on the support side plate 21. Specifically, the reducer 23 can be installed on the support side plate 21 by installing bolts. The driving motor 22 is installed on the upper part of the reducer 23, and the power output shaft 24 is installed on the power output side of the reducer 23. The power output shaft 24 is connected to the connecting shaft through a coupling and drives the reducer 23 to work. Then, the guide assembly 6 is installed on the inner side of the working frame assembly 4. Specifically, the upper fixed seat 62 is installed on the inner side of the top frame 43, the lower fixed seat 63 is installed on the inner side of the bottom frame 41, and the guide rod body 61 is installed between the upper fixed seat 62 and the lower fixed seat 63. The sliding sleeve 8 is installed on the outer edge of the guide rod body 61, and the synchronous rotating screw 11 is installed on the synchronous lifting machine 5. The synchronous rotating screw 11 is equipped with a threaded sleeve 9. The outer side of the threaded sleeve 9 is fixedly installed on the water ring adjustment frame 7, and a bracket is installed on the side of the water ring adjustment frame 7. The other side of the bracket is connected to the sliding sleeve 8. Finally, the water ring is installed on the water ring adjustment frame 7;

[0029] During specific operation, the operator can control the motor drive unit 2 to work, and the drive motor 22 in the motor drive unit 2 inputs the rotation torque into the reducer 23. The reducer 23 drives the synchronous lifter 5 to work through the power output shaft 24 thereon. The synchronous lifter 5 can drive the synchronous rotating screw 11 installed thereon to rotate forward and reversely. At this time, the threaded sleeve 9 installed on the synchronous rotating screw 11 can realize the up and down displacement adjustment on the synchronous rotating screw 11. The threaded sleeve 9 can drive the water ring adjustment frame 7 to perform lifting and adjustment during the lifting and lowering displacement adjustment. At this time, the water ring for the bottom blown film production installed on the water ring adjustment frame 7 can be adjusted according to the specific use. In order to achieve position adaptability adjustment, the working frame assembly 4 in the utility model adopts a three-dimensional square frame structure, and synchronous lifts 5 are arranged at the four corners of the frame structure to adjust and support the water ring adjustment frame 7. At the same time, two groups of guide assemblies 6 are symmetrically installed on the working frame assembly 4 to guide the water ring adjustment frame 7 during the adjustment process. Under the synergistic effect of the above-mentioned structures, the water ring installed on the water ring adjustment frame 7 has a very stable supporting environment. At the same time, the four groups of synchronous lifts 5 installed in the working frame assembly 4 work synchronously to drive the synchronous rotating screw 11 to rotate synchronously, thereby ensuring the adjustment accuracy of the threaded sleeve 9 driving the water ring adjustment frame 7 to adjust.

[0030] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A water ring installation and adjustment device for a film blowing production line, characterized in that: The invention comprises a bearing frame (1), a motor drive unit (2), a frame positioning assembly (3), a working frame assembly (4), a synchronous lifter (5), a guide assembly (6) and a water ring adjustment frame (7), wherein the bottom of the bearing frame (1) is mounted on an external frame, four groups of frame positioning assemblies (3) for adjusting and positioning the working frame assembly (4) are mounted at the four corners of the upper part of the bearing frame (1), the lower part of the working frame assembly (4) is arranged on the frame positioning assembly (3), the motor drive unit (2) is mounted on the side of the working frame assembly (4), the synchronous lifters (5) are mounted at the four corners of the working frame assembly (4), the adjacent synchronous lifters (5) are connected and driven by connecting shafts, the motor drive unit (2) is connected to the synchronous lifter (5) by the connecting shaft and drives the synchronous lifter (5) to work, the guide assembly (6) is mounted in the working frame assembly (4), and the water ring adjustment frame (7) is arranged on the synchronous lifter (5) and the guide assembly (6).

2. A water ring installation and adjustment device for a film blowing production line according to claim 1, characterized in that: The motor drive unit (2) comprises a supporting side plate (21), a driving motor (22), a reducer (23) and a power output shaft (24). The reducer (23) is mounted on the supporting side plate (21) by means of mounting bolts. The driving motor (22) is mounted on the upper part of the reducer (23) and inputs a rotational torque into the reducer (23). A power output shaft (24) is mounted on the power output side of the reducer (23). The power output shaft (24) is connected to the connecting shaft via a coupling.

3. The water ring installation and adjustment device for a film blowing production line according to claim 1 is characterized in that: The frame positioning assembly (3) comprises a bearing plate (31), a support block (32), an adjusting bolt (33) and a mounting screw (34); the bearing plate (31) is welded to the four upper corners of the bearing frame (1); a supporting block (32) is arranged on the bearing plate (31); the supporting block (32) is connected to the bearing plate (31) by means of mounting screws (34); a threaded through hole is machined on the supporting block (32); the adjusting bolt (33) is screwed on the threaded through hole by means of threaded matching.

4. A water ring installation and adjustment device for a film blowing production line according to claim 3, characterized in that: The working frame assembly (4) comprises a bottom frame (41), a supporting frame (42) and a top frame (43). The four bottom corners of the bottom frame (41) are arranged on the bearing plate (31). The supporting frame (42) is installed on the bottom frame (41). The bottom of the supporting frame (42) is welded to the bottom frame (41). The top frame (43) is installed on the top of the supporting frame (42). The top frame (43) is welded to the supporting frame (42).

5. The water ring installation and adjustment device for a film blowing production line according to claim 4 is characterized in that: The guide assembly (6) comprises a guide rod body (61), an upper fixed seat (62) and a lower fixed seat (63); the upper fixed seat (62) is mounted on the inner side of the top frame (43) and is fixedly connected to the top frame (43); the lower fixed seat (63) is mounted on the inner side of the bottom frame (41) and is fixedly connected to the bottom frame (41); the guide rod body (61) is mounted between the upper fixed seat (62) and the lower fixed seat (63), and is respectively mounted and connected to the upper fixed seat (62) and the lower fixed seat (63); the guide rod body (61) is a smooth cylindrical structure as a whole; a sliding sleeve (8) is mounted on the outer edge of the guide rod body (61); the sliding sleeve (8) is in sliding contact with the outer edge of the guide rod body (61).

6. The water ring installation and adjustment device for a film blowing production line according to claim 5 is characterized in that: A rotatable synchronous rotating screw (11) is mounted on the synchronous lifting machine (5), a threaded sleeve (9) is mounted on the synchronous rotating screw (11), the threaded sleeve (9) is threadedly connected to the synchronous rotating screw (11), the outer side of the threaded sleeve (9) is fixedly mounted on the water ring adjustment frame (7), a bracket is mounted on the side of the water ring adjustment frame (7), one end of the bracket is mounted and connected to the water ring adjustment frame (7), and the other end is mounted and connected to the sliding sleeve (8).

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