Centering adjusting structure for sizing pipe

Abstract

The utility model belongs to the field of macromolecule packaging material production devices. The sizing pipe centering adjusting structure comprises a die body, a sizing pipe limiting seat, a limiting seat support, a sizing pipe assembly and a sizing pipe body, the die body is installed on an external support, the limiting seat support is installed on the die body, the limiting seat support is connected with the die body through an installation bolt, and the sizing pipe assembly is connected with the sizing pipe body through the installation bolt. A sizing pipe limiting seat is installed at the center position of the limiting seat support, specifically, a lower centering ring used for centering a sizing pipe body is installed at the lower end position of an inner hole of a sizing guide pipe in the sizing pipe assembly, during installation, the sizing pipe body is inserted into a first through hole and a centering hole of the lower centering ring in a sliding fit mode, and at the moment, the sizing pipe limiting seat is installed in the limiting seat support. The first through hole and the lower centering ring cooperate to achieve centering of the sizing pipe body.

Description

Technical Field

[0001] The utility model belongs to the field of polymer packaging material production equipment and specifically relates to a sizing tube centering adjustment structure. Background Art

[0002] With the development of society, plastic packaging and plastic packaging products have occupied an increasingly larger share in the market, especially composite plastic flexible packaging, which has been widely used in food, medicine, chemical and other fields, among which food packaging accounts for the largest proportion, such as beverage packaging, quick-frozen food packaging, steamed food packaging, fast food packaging, etc. These products have brought great convenience to people's lives; in the production process of plastic tube film, it is necessary to sizing the product diameter according to specific use needs. The existing sizing tube is easy to move radially during installation, the positioning is inaccurate, there is shaking during use, and the concentricity requirement with the mold cannot be guaranteed. Utility Model Content

[0003] In order to solve the problems that the existing sizing tube is easy to move radially during installation, the positioning is inaccurate, there is shaking during use, and the concentricity requirement with the mold cannot be guaranteed, the utility model provides a sizing tube centering adjustment structure, and its specific technical solution is as follows:

[0004] A sizing tube centering adjustment structure comprises a mold body, a sizing tube limiting seat, a limiting seat support, a sizing tube assembly and a sizing tube body, wherein the mold body is installed on an external bracket, the limiting seat support is installed on the mold body, the limiting seat support is connected to the mold body through mounting bolts, a sizing tube limiting seat is installed at the center position of the limiting seat support, the sizing tube limiting seat is connected to the limiting seat support through fastening bolts, a first through hole is machined in the sizing tube limiting seat, a sizing tube assembly is installed at the lower position of the first through hole, the sizing tube assembly is fixedly connected to the sizing tube limiting seat, a second through hole is opened in the sizing tube assembly, and the sizing tube body is inserted into the first through hole and the second through hole in sequence.

[0005] The first through hole, the second through hole and the sizing tube body are coaxially installed.

[0006] The sizing tube limit seat includes a positioning part, a mounting part and a guide part. The positioning part is installed on the upper part of the mounting part and is fixedly connected to the mounting part as a whole. The guide part is installed on the lower part of the mounting part and is fixedly connected to the mounting part as a whole. A threaded through hole is opened on the side wall of the positioning part. The threaded through hole is connected to the first through hole. A positioning bolt is installed in the threaded through hole. The positioning bolt is threadedly matched with the threaded through hole.

[0007] Furthermore, the positioning bolt locks the sizing tube body and the first through hole together.

[0008] The sizing tube assembly includes a sizing tube and a lower centering ring. The second through hole is opened on the sizing tube. The upper part of the sizing tube is installed together with the guide part in the sizing tube limit seat. The lower side of the second through hole in the sizing tube is installed with a lower centering ring. The lower centering ring is fixedly connected to the sizing tube as a whole.

[0009] Furthermore, a centering hole for centering the sizing tube body is processed on the lower centering ring.

[0010] The centering hole, the first through hole and the second through hole are arranged in a coaxial structure.

[0011] The beneficial effects of the utility model are as follows: the utility model provides a sizing tube centering adjustment structure, the overall structural design of which is scientific, and the installation operation process is simple and convenient. When used specifically, the sizing tube centering adjustment structure of the utility model can realize the centering adjustment of the sizing tube body through the coordinated operation of the sizing tube limit seat, the limit seat support and the sizing tube assembly. Specifically, a lower centering ring for centering the sizing tube body is installed at the lower end position of the inner hole of the sizing guide tube in the sizing tube assembly. During installation, the sizing tube body is inserted into the centering hole of the first through hole and the lower centering ring by a sliding fit. At this time, the first through hole and the lower centering ring cooperate to realize the centering of the sizing tube body. At the same time, a threaded through hole is opened on the side wall of the positioning portion of the sizing tube limit seat, and a positioning bolt for positioning the sizing tube body is installed by a knob in the threaded through hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is the overall installation layout diagram of the sizing tube centering adjustment structure of the utility model;

[0013] Figure 2 It is a cross-sectional view of the centering adjustment structure of the sizing tube of the utility model;

[0014] Figure 3 It is a structural schematic diagram of the sizing tube limiting seat in the utility model;

[0015] Figure 4 It is a structural schematic diagram of the sizing pipe fitting in the utility model;

[0016] Figure 5 It is a schematic diagram of the installation structure of the sizing tube limit seat and the sizing tube assembly in the utility model;

[0017] The numbers in the figure are: 1-mold body, 2-sizing tube limit seat, 3-limit seat support, 4-sizing tube assembly, 5-sizing tube body, 6-first through hole, 7-second through hole, 8-mounting bolt, 9-fastening bolt, 21-positioning part, 22-mounting part, 23-guide part, 24-threaded through hole, 41-sizing guide tube, 42-lower centering ring. DETAILED DESCRIPTION

[0018] The technical solution of the utility model will be clearly and completely described below in conjunction with the embodiments. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. It should be noted that in the utility model, if there is no special description, all the implementation methods and preferred implementation methods mentioned in this article can be combined with each other to form a new technical solution. In the utility model, if there is no special description, all the technical features and preferred features mentioned in this article can be combined with each other to form a new technical solution.

[0019] Specific embodiment 1: As shown in the specification of the utility model Figure 1 And the instruction manual Figure 2 As shown, in view of the problem that the existing sizing tube is prone to radial stringing, inaccurate positioning, shaking during use, and cannot ensure the concentricity requirement with the mold during installation, the utility model provides a sizing tube centering adjustment structure, and its specific technical scheme is as follows: a sizing tube centering adjustment structure mainly includes a mold body 1, a sizing tube limit seat 2, a limit seat support 3, a sizing tube assembly 4 and a sizing tube body 5, wherein the mold body 1 is used to install and support the limit seat support 3, during installation, the mold body 1 is installed on an external bracket, and the limit seat support 3 is installed on the mold body 1, and the limit seat support 3 is used to install and support the sizing tube limit seat 2, during installation, the limit seat support 3 is installed by installing screws The bolt 8 is installed and connected to the mold body 1, and a sizing tube limiting seat 2 is installed at the center position of the limiting seat support 3. The cylinder of the sizing tube limiting seat 2 supports the sizing tube fitting 4. During installation, the sizing tube limiting seat 2 is installed and connected to the limiting seat support 3 by a fastening bolt 9. A first through hole 6 is processed in the sizing tube limiting seat 2, and a sizing tube fitting 4 for centering the sizing tube body 5 is installed at the lower position of the first through hole 6. During installation, the sizing tube fitting 4 is fixedly installed and connected to the sizing tube limiting seat 2, and a second through hole 7 is opened in the sizing tube fitting 4. The first through hole 6, the second through hole 7 and the sizing tube body 5 are coaxially installed. During installation, the sizing tube body 5 is inserted into the first through hole 6 and the second through hole 7 in sequence.

[0020] As the specification of this utility model Figure 3As shown, the sizing tube limiting seat 2 used for installing and supporting the sizing tube fitting 4 and positioning the sizing tube body 5 includes a positioning portion 21, a mounting portion 22 and a guide portion 23, wherein the positioning portion 21 is mounted on the upper portion of the mounting portion 22 and is fixedly connected to the mounting portion 22 as a whole, and the guide portion 23 is mounted on the lower portion of the mounting portion 22 and is fixedly connected to the mounting portion 22 as a whole. During installation, the mounting portion 22 is mounted on the limiting seat support 3 by fastening bolts 9, and a threaded through hole 24 is opened on the side wall of the positioning portion 21, and the threaded through hole 24 is communicated with the first through hole 6. A positioning bolt is installed in the threaded through hole 24, and the positioning bolt is threadedly connected to the threaded through hole 24. During installation, the positioning bolt locks the sizing tube body 5 and the first through hole 6 together.

[0021] As the specification of this utility model Figure 4 As shown, the sizing tube assembly 4 for centering the sizing tube body 5 includes a sizing tube 41 and a lower centering ring 42, wherein the second through hole 7 is provided on the sizing tube 41. During installation, the upper portion of the sizing tube 41 is installed together with the guide portion 23 in the sizing tube limiting seat 2, and a lower centering ring 42 for centering the sizing tube body 5 is installed on the lower side of the second through hole 7 in the sizing tube 41. A centering hole is machined on the lower centering ring 42. At the same time, the centering hole is coaxial with the first through hole 6 and the second through hole 7, and the lower centering ring 42 is fixedly connected to the sizing tube 41 as a whole.

[0022] The installation and use process of the sizing tube centering adjustment structure of the utility model during specific installation and use is as follows:

[0023] 1. The installation process is as follows:

[0024] First, the installer can install the mold body 1 on the external bracket, and install the limit seat support 3 on the mold body 1. During installation, the limit seat support 3 is connected to the mold body 1 through the mounting bolts 8, and then the sizing tube limit seat 2 is assembled. Specifically, the positioning part 21 can be fixedly installed on the upper part of the mounting part 22, and the guide part 23 can be fixedly installed on the lower part of the mounting part 22. The threaded through hole 24 is processed on the side wall of the positioning part 21. It is necessary to ensure that the threaded through hole 24 is connected to the first through hole 6, and a positioning bolt is installed in the threaded through hole 24. The positioning bolt is screwed into the threaded through hole 24. After the installation is completed, the sizing tube limiting seat 2 is installed at the center position of the limiting seat support 3. During installation, the sizing tube limiting seat 2 is connected to the limiting seat support 3 by fastening bolts 9, and then the sizing tube assembly 4 is installed. Specifically, the upper part of the sizing guide tube 41 can be installed together with the guide part 23 in the sizing tube limiting seat 2, and the lower centering ring 42 is installed on the lower side of the second through hole 7 in the sizing guide tube 41. A centering hole for centering the sizing tube body 5 is processed on the lower centering ring 42. During installation, the centering hole and the first through hole 6 and the second through hole 7 are coaxially arranged;

[0025] Second, in specific use, the operator can insert the calibrating tube body 5 into the first through hole 6 and the second through hole 7. At this time, the first through hole 6 and the lower centering ring 42 in the second through hole 7 realize the coaxial centering of the calibrating tube body 5 through the coaxial centering hole processed thereon. At the same time, the operator can tighten the positioning bolt in the threaded through hole 24 so that the positioning bolt locks the calibrating tube body 5 and the first through hole 6 together, thereby realizing the positioning of the calibrating tube body 5. The above shows and describes the basic principles, main features and advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model will also have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A sizing tube centering adjustment structure, characterized in that: The invention comprises a mold body (1), a sizing tube limiting seat (2), a limiting seat support (3), a sizing tube assembly (4) and a sizing tube body (5). The limiting seat support (3) is installed on the mold body (1). The limiting seat support (3) is connected to the mold body (1) by means of a mounting bolt (8). The sizing tube limiting seat (2) is installed at the center of the limiting seat support (3). The sizing tube limiting seat (2) is connected to the limiting seat support (3) by means of a fastening bolt (9). A first through hole (6) is machined in the sizing tube limiting seat (2). A sizing tube assembly (4) is installed at the lower part of the first through hole (6). The sizing tube assembly (4) is fixedly connected to the sizing tube limiting seat (2). A second through hole (7) is opened in the sizing tube assembly (4). The sizing tube body (5) is inserted into the first through hole (6) and the second through hole (7) in sequence.

2. A sizing tube centering adjustment structure according to claim 1, characterized in that: The first through hole (6), the second through hole (7) and the sizing tube body (5) are coaxially mounted.

3. A sizing tube centering adjustment structure according to claim 2, characterized in that: The sizing tube limiting seat (2) comprises a positioning portion (21), a mounting portion (22) and a guide portion (23); the positioning portion (21) is mounted on the upper portion of the mounting portion (22) and is integrally connected to the mounting portion (22); the guide portion (23) is mounted on the lower portion of the mounting portion (22) and is integrally connected to the mounting portion (22); a threaded through hole (24) is formed on the side wall of the positioning portion (21); the threaded through hole (24) is connected to the first through hole (6); a positioning bolt is installed in the threaded through hole (24); and the positioning bolt is threadedly connected to the threaded through hole (24).

4. A sizing tube centering adjustment structure according to claim 3, characterized in that: The positioning bolt locks the calibrating tube body (5) and the first through hole (6) together.

5. The sizing tube centering adjustment structure according to claim 3, characterized in that: The sizing tube assembly (4) comprises a sizing tube (41) and a lower centering ring (42); the second through hole (7) is provided on the sizing tube (41); the upper portion of the sizing tube (41) is mounted together with the guide portion (23) in the sizing tube stop seat (2); the lower centering ring (42) is mounted on the lower side of the second through hole (7) in the sizing tube (41); the lower centering ring (42) is fixedly connected to the sizing tube (41) as a whole.

6. A sizing tube centering adjustment structure according to claim 5, characterized in that: A centering hole for centering the calibrating tube body (5) is processed on the lower centering ring (42).

7. A sizing tube centering adjustment structure according to claim 6, characterized in that: The centering hole, the first through hole (6) and the second through hole (7) are arranged in a coaxial structure.

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