CN211169072U

CN211169072U - End connector of film paper core pipe

Info

Publication number: CN211169072U
Application number: CN201921656858.8U
Authority: CN
Inventors: 傅文光; 宋晓来
Original assignee: Shanghai Sunward Industrial Co Ltd
Current assignee: Shanghai Sunward Industrial Co Ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-08-04
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses a film paper core pipe end connector, which comprises a limit connector and a fixed tailstock, wherein, the limit connector comprises a bearing part and a limiting part, the limiting part is arranged outside the bearing part, and the two are mutually connected and matched; the fixed tailstock is arranged at the tail end of the limiting joint and comprises a tail plate and a positioning plug-in unit, and the bearing unit is connected with the tail plate through the positioning plug-in unit; the utility model provides a spacing connector be used for with the tip butt of refill pipe, the end of refill pipe is inserted from refill pipe's port to the bolster for guide locating part and refill pipe's tip lateral wall contact, the locating part be used for changing with refill pipe extruded pressure size, and then the stable safe connection of protection refill pipe, fixed tailstock is used for installing in fixed of spacing connector.

Description

End connector of film paper core pipe

Technical Field

The utility model relates to a film processing machinery accessory technical field especially relates to a film refill tube end connection head.

Background

Films made from polyvinyl chloride, polyethylene, polypropylene, polystyrene, and other resins are used for packaging, and as a film coating. Plastic packages and plastic package products have a larger share in the market, and particularly, composite plastic flexible packages are widely applied to the fields of food, medicine, chemical industry and the like, wherein the proportion of the plastic packages is the largest, such as beverage packages, quick-frozen food packages, steamed and cooked food packages, fast food packages and the like, and the plastic packages and the plastic package products bring great convenience to the life of people.

In plastic film's production course of working, need to carry out the rolling arrangement with the film on producing the line, the rolling is usually on the refill pipe, generally can adopt anchor clamps to clip refill pipe's both ends, thereby power drive is rotatory to carry out the rolling to the film on producing the line, but refill pipe tip's intensity is not high, under the condition of high-speed rotation or pressure increase, can collapse out the both ends port of refill pipe open, under the condition that probably causes refill pipe to damage, also can cause the damage of film, thereby cause the processing loss, for avoiding taking place the processing accident, a novel connector is proposed now.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

The utility model discloses a problem that exists is connected in view of above-mentioned current film refill tube end, has proposed.

Therefore, the technical problem solved by the utility model is to provide a film refill tube end connection head, it is used for the quick connect and fixes a position refill tube, flexible adaptation refill tube size or its tip tension's change simultaneously.

In order to solve the technical problem, the utility model provides a following technical scheme: a kind of end joint of the core tube of the membrane paper, this joint includes spacing joint and fixed tailstock, wherein, the spacing joint, including adapting piece and locating part, the said locating part is set up in the outside of the said adapting piece, and the two are connected and cooperated each other; the fixed tailstock is arranged at the tail end of the limiting joint and comprises a tail plate and a positioning plug-in unit, and the bearing unit is connected with the tail plate through the positioning plug-in unit.

As a preferred scheme of film paper tube end connector, wherein: the bearing piece comprises a bearing rod and a conical joint, the conical joint is fixedly connected to the end of the bearing rod, and a limiting baffle groove is formed in the side wall of one end, connected with the bearing rod, of the conical joint.

As a preferred scheme of film paper tube end connector, wherein: the connector is characterized in that a limiting section is arranged on the outer wall of the rod body, far away from one end of the conical connector, of the carrying rod, a limiting convex block and a positioning hole are further arranged on the rod body, one end of the limiting convex block is connected with one end of the limiting section, and the positioning hole penetrates through the side wall of the rod body of the carrying rod.

As a preferred scheme of film paper tube end connector, wherein: the locating part includes a plurality of limiting plate, first bracing piece and second bracing piece, first bracing piece with the one end of second bracing piece is rotated and is connected, and the other end is fixed separately on the lateral wall of adapting rod, first bracing piece with the rotation junction of second bracing piece rotates and is connected the lateral wall middle part of limiting plate.

As a preferred scheme of film paper tube end connector, wherein: the length of the second supporting rod is longer than that of the first supporting rod, and the far ends of the second supporting rod and the first supporting rod are distributed in a herringbone mode.

As a preferred scheme of film paper tube end connector, wherein: the limiting part further comprises a limiting supporting spring, one end of the limiting supporting spring is fixed on the side wall of the limiting plate, and the other end of the limiting supporting spring is fixedly connected to the side wall of the second supporting rod.

As a preferred scheme of film paper tube end connector, wherein: the connecting through hole is formed in the side wall of one end of the tail plate, the edge of the connecting through hole is provided with a concave notch, and the connecting through hole is matched with the outer side wall of the bearing rod.

As a preferred scheme of film paper tube end connector, wherein: the positioning plug-in is inserted into the inner cavity of the positioning hole, and the length direction of the positioning hole is perpendicular to the length direction of the limiting bump.

The utility model has the advantages that:

the utility model provides a spacing connector be used for with the tip butt of refill pipe, the end of refill pipe is inserted from refill pipe's port to the bolster for guide locating part and refill pipe's tip lateral wall contact, the locating part be used for changing with refill pipe extruded pressure size, and then the stable safe connection of protection refill pipe, fixed tailstock is used for installing in fixed of spacing connector.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is a schematic view of the overall structure of the end connector of the film paper core tube of the present invention.

Fig. 2 is a schematic view of the structure of the receiving rod of the end connector of the film paper core tube of the present invention.

Fig. 3 is a schematic view of the overall explosion structure of the end connector of the film paper core tube of the present invention.

Fig. 4 is a schematic view of the tail plate structure of the end connector of the film paper core tube of the present invention.

Fig. 5 is a schematic view of an application scenario of the end connector of the film paper core tube of the present invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Furthermore, the present invention will be described in detail with reference to the drawings, and in the detailed description of the embodiments of the present invention, for convenience of illustration, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

Example 1

Referring to fig. 1 and 3, for the first embodiment of the present invention, a film paper core tube end connector is provided, which comprises a limiting joint 100 and a fixed tailstock 200, wherein the limiting joint 100 comprises a receiving part 101 and a limiting part 102, the limiting part 102 is arranged outside the receiving part 101, and the two are connected and matched with each other; the fixed tailstock 200 is arranged at the tail end of the limit joint 100 and comprises a tail plate 201 and a positioning plug-in 202, and the bearing part 101 is connected with the tail plate 201 through the positioning plug-in 202.

The limiting connector 100 is used for being directly abutted against the end part of the paper core tube so as to connect and position the paper core tube, the bearing piece 101 is used as a main body for installation and use, one end of the bearing piece is used for abutting against the paper core tube, the rod body at the other end of the bearing piece is used for installing the limiting piece 102, the limiting piece 102 is used for adapting to the caliber size of the paper core tube and adapting to and dispersing pressure in the rotation process of the paper core tube, so that the integrity and the attractiveness of the paper core tube in the use process are ensured, and the smooth operation of film winding is ensured; the fixing tailstock 200 is used for connecting and fixing the limit joint 100 and fixing the two structures on a splitting machine or other production equipment, wherein the tail plate 201 is used for being directly connected with the adapting piece 101, and the positioning insert 202 is used for connecting and fixing the adapting piece 101 and the tail plate 201.

Example 2

Referring to fig. 2 and 3, a second embodiment of the present invention, which is different from the first embodiment, is: the socket 101 comprises a socket rod 101a and a taper joint 101b, the taper joint 101b is fixedly connected to the end of the socket rod 101a, and a limit stop groove 101b-1 is formed on the side wall of one end of the taper joint 101b connected with the socket rod 101 a.

The outer wall of the rod body at the end of the bearing rod 101a far away from the conical joint 101b is provided with a limiting joint 101a-1, a limiting bump 101a-2 and a positioning hole 101a-3 are also arranged on the rod body, one end of the limiting bump 101a-2 is connected with one end of the limiting joint 101a-1, and the positioning hole 101a-3 penetrates through the side wall of the rod body of the bearing rod 101 a.

Compared with the embodiment 1, further, the carrying rod 101a in the carrying piece 101 is a carrying main body, all the parts are installed on the rod body of the carrying rod 101a, the conical joint 101b is a plug-in end part of the connector, the whole body is conical, the conical joint is used for dredging the end part of the paper core tube, and the end part is arranged in a fillet mode, so that the damage to the outer wall of the paper core tube, a film or production personnel is avoided; the limiting stop groove 101b-1 arranged at the outer side wall edge of the fixed end of the conical joint 101b is used for limiting the position of the limiting plate 102a in the limiting member 102, and one end of the limiting plate 102a can be limited in the limiting stop groove 101 b-1.

Furthermore, the limiting joint 101a-1 on the body of the support rod 101a is used for position limitation, the radial diameter of the limiting joint 101a-1 is slightly larger than that of the support rod 101a, the limiting lugs 101a-2 are strip-shaped and distributed along the length direction of the support rod 101a, one end of each limiting lug is connected with the side wall of the limiting joint 101a-1, the positioning holes 101a-3 are used for fixedly connecting the support rod 101a with the tail plate 201, and the hole position direction is perpendicular to the length direction of the limiting lugs 101a-2, so that the connection between the support rod and the tail plate is more stable.

The rest of the structure is the same as that of embodiment 1.

Example 3

Referring to fig. 2 and 3, a third embodiment of the present invention, which is different from the second embodiment, is: the limiting member 102 includes a plurality of limiting plates 102a, a first supporting rod 102b and a second supporting rod 102c, one end of the first supporting rod 102b is rotatably connected with one end of the second supporting rod 102c, the other end of the first supporting rod 102b is respectively fixed on the sidewall of the bearing rod 101a, and the rotary connection position of the first supporting rod 102b and the second supporting rod 102c is rotatably connected to the middle portion of the sidewall of the limiting plate 102 a.

The length of the second support bar 102c is longer than that of the first support bar 102b, and the far ends of the two support bars are distributed in a herringbone shape.

The limiting member 102 further includes a limiting support spring 102d, one end of the limiting support spring 102d is fixed to the sidewall of the limiting plate 102a, and the other end is fixedly connected to the sidewall of the second support rod 102 c.

Compare in embodiment 2, it is further, the utility model provides a locating part 102 mainly by 4 groups of limiting plate 102a, bracing piece and spacing supporting spring 102d constitute, radian setting such as 4 groups, wherein limiting plate 102a is circular-arcly, and tangent with the stiff end edge of taper joint 101b, limiting plate 102a is located the one end of taper joint 101b and is injectd in spacing groove 101b-1, the inner chamber lateral wall middle part of limiting plate 102a is provided with the hinge joint, rotate with the junction of first bracing piece 102b and second bracing piece 102c and be connected, and the length of second bracing piece 102c is longer than the aim at of the length of first bracing piece 102b, make limiting plate 102a can follow a fulcrum slope and set up, it increases the support stability of bracing piece to be the purpose that the chevron shape distributes between the bracing piece.

Furthermore, the limiting support spring 102d in the limiting member 102 is used for limiting the inclination angle of the limiting plate 102a and for buffering the mechanical vibration of the connector during operation, the limiting support spring 102d is fixed on the sidewall of the inner cavity of the limiting plate 102a and is located at a side away from the taper joint, and the other end of the limiting support spring 102d can be not only fixed on the sidewall of the second support rod 102c but also connected to the sidewall of the carrying rod 101 a.

The rest of the structure is the same as that of embodiment 2.

Example 4

Referring to fig. 3 and 4, a fourth embodiment of the present invention, which is different from the third embodiment, is: a connecting through hole 201a is formed in the side wall of one end of the tail plate 201, a concave notch is formed in the edge of the connecting through hole 201a, and the connecting through hole 201a is matched with the outer side wall of the bearing rod 101 a.

The positioning insert 202 is inserted into the inner cavity of the positioning hole 101a-3, and the length direction of the positioning hole 101a-3 is perpendicular to the length direction of the limiting bump 101 a-2.

Compared with the embodiment 3, further, the middle of the surface of the tail plate 201 is provided with a connecting through hole 201a, and the edge of the connecting through hole 201a is provided with a concave notch, the shape of the concave notch is the same as the radial cross section of the limiting bump 101a-2, the radial cross section of the connecting through hole 201a is the same as the cross section of the connecting rod 101a with the limiting bump 101a-2, and the purpose of the connecting through hole 201a with the concave notch is to keep the tail plate 201 and the connecting rod 101a from deflecting during connection, and to facilitate installation. The thickness of the end plate 201 is equal to the distance from the limit joint 101a-1 to the positioning hole 101a-3, so that the bearing rod 101a and the end plate 201 are not loosened after being installed through the positioning plug-in 202. The length of the positioning insert 202 is greater than the length of the positioning hole 101a-3, i.e. greater than the radial diameter of the adapting rod 101a, so as to facilitate the positioning connection between the two, prevent the two from loosening, and simultaneously accept the force.

The rest of the structure is the same as that of example 3.

In the installation process, a conical joint 101b is fixedly connected to the end part of a bearing rod 101a, a limit baffle groove 101b-1 is arranged on the side wall of one end of the conical joint 101b, a limit joint 101a-1 is arranged on the side wall of one end, far away from the conical joint 101b, of the bearing rod 101a, a limit lug 101a-2 is arranged along the length direction of the bearing rod 101a, the limit lug 101a-2 is connected with the side wall of the limit joint 101a-1, a locating hole 101a-3 is arranged on the side wall of the bearing rod 101a, after the bearing piece 101 is installed, a limit piece 102 is installed, a first support rod 102b and a second support rod 102c are installed on the side wall of the bearing rod 101a in a herringbone manner, the middle part of the side wall of an inner cavity of the limit plate 102a is rotatably connected to the connection position of the two support rods, one end of a limit support spring 102d is fixed on the side, the other end is fixed on the side wall of the second support rod 102c, and the fixed position is adjusted, so that one end of the limiting plate 102a in the initial state can be positioned in the limiting baffle groove 101 b-1; and then, inserting the free end of the bearing rod 101a into a connecting through hole 201a formed in the middle of the tail plate 201, inserting the limiting bump 101a-2 into the concave notch, inserting the limiting bump 101a-1 into the surface of one side of the tail plate 201 to be attached to the surface of one side of the tail plate 201, and penetrating one end of the positioning plug-in 202 from the positioning hole 101a-3 through the rod body of the bearing rod 101a to complete the integral installation of the connector.

In the using process, the tail plate end of the mounted connecting head is clamped on a winding mechanical device, the two connecting heads are symmetrically fixed, a paper core tube needing to be wound with a film is placed in a balanced mode, the conical joints 101b of the two connecting heads are inserted into the end portions of the paper core tube from the two ends of the paper core tube, as shown in the attached drawing 5, the end portions of the conical joints are in contact with the limiting plate 102a of the connecting heads, the radial diameter of the paper core tube is kept to be slightly larger than the middle diameter of the limiting plate 102a, in the continuous inserting process, one end of the limiting plate 102a is extruded, and then the limiting supporting spring 102d is extruded, so that the tensile force of the contact position is increased, the connection stability of the two is improved, and damage caused by rigid; after the paper core paper tube is used, the limiting support spring 102d needs to be restored to the initial state, the paper core paper tube is easy to take out, and the production strength is greatly simplified.

It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides a film refill tube end connection head which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the limiting joint (100) comprises a bearing piece (101) and a limiting piece (102), wherein the limiting piece (102) is arranged outside the bearing piece (101), and the two are mutually connected and matched;

the fixed tailstock (200) is arranged at the tail end of the limiting joint (100) and comprises a tail plate (201) and a positioning plug-in unit (202), and the bearing unit (101) is connected with the tail plate (201) through the positioning plug-in unit (202).

2. The film core tube end-connector of claim 1, wherein: the bearing piece (101) comprises a bearing rod (101 a) and a conical joint (101 b), the conical joint (101 b) is fixedly connected to the end of the bearing rod (101 a), and a limiting blocking groove (101 b-1) is formed in the side wall of one end, connected with the bearing rod (101 a), of the conical joint (101 b).

3. The film core tube end-connector of claim 2, wherein: a limiting joint (101 a-1) is arranged on the outer wall of the rod body, far away from one end of the conical joint (101 b), of the bearing rod (101 a), a limiting convex block (101 a-2) and a positioning hole (101 a-3) are further arranged on the rod body, one end of the limiting convex block (101 a-2) is connected with one end of the limiting joint (101 a-1), and the positioning hole (101 a-3) penetrates through the side wall of the rod body of the bearing rod (101 a).

4. The film core tube end-connector of claim 2, wherein: the limiting piece (102) comprises a plurality of limiting plates (102 a), a first supporting rod (102 b) and a second supporting rod (102 c), the first supporting rod (102 b) is connected with one end of the second supporting rod (102 c) in a rotating mode, the other end of the first supporting rod is fixed to the side wall of the bearing rod (101 a) respectively, and the rotating connection position of the first supporting rod (102 b) and the second supporting rod (102 c) is connected to the middle portion of the side wall of the limiting plate (102 a) in a rotating mode.

5. The film core tube end-connector of claim 4, wherein: the length of the second support rod (102 c) is longer than that of the first support rod (102 b), and the far ends of the second support rod and the first support rod are distributed in a herringbone mode.

6. The film core tube end-connector of claim 5, wherein: the limiting piece (102) further comprises a limiting support spring (102 d), one end of the limiting support spring (102 d) is fixed to the side wall of the limiting plate (102 a), and the other end of the limiting support spring (102 d) is fixedly connected to the side wall of the second support rod (102 c).

7. The film core tube end-connector of claim 2, wherein: a connecting through hole (201 a) is formed in the side wall of one end of the tail plate (201), a concave notch is formed in the edge of the connecting through hole (201 a), and the connecting through hole (201 a) is matched with the outer side wall of the bearing rod (101 a).

8. The film core tube end-connector of claim 3, wherein: the positioning insert (202) is inserted into an inner cavity of the positioning hole (101 a-3), and the length direction of the positioning hole (101 a-3) is perpendicular to the length direction of the limiting bump (101 a-2).