Quick-assembly pressure head applied to powder can packaging and capping device

Abstract

The invention discloses a quick-assembly pressure head applied to a powder can packaging and capping device. The quick-assembly pressure head comprises a capping head and a connecting piece, the cover pressing head is divided into the upper cover pressing head and the lower cover pressing head, the upper cover pressing head and the lower cover pressing head are connected through threads, a threaded sleeve is arranged in a second fixing hole, a screw is used for being matched with the threaded sleeve, and the head of the screw abuts against the outer wall of a connecting ring of the upper cover pressing head for limiting and falling prevention. When the cover pressing head needs to suck plastic covers with different sizes, the cover pressing head can be independently replaced, so that the replacement convenience is improved; an inserting part at the lower end of the connecting piece is fixedly matched with an inserting groove in the upper gland head, a fixing groove in the upper end of the connecting piece is connected with the lower end of a telescopic rod of the gland device, the matching positioning accuracy of the connecting piece and the telescopic rod is improved through a limiting groove in the fixing groove, and the situation that the position relation between the connecting piece and the telescopic rod is affected when the lower gland head is replaced is avoided; and the replacement simplicity is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of food packaging, and in particular relates to a quick-install pressing head applied to a powder can packaging capping device. Background Art

[0002] The packaging production line in the food packaging industry uses a capping device to press the plastic cap onto the milk powder can when capping the milk powder can. The capping device will suck up the plastic cap through the pressure head and wait for the milk powder can to be transported to the bottom of the plastic cap. The pressure head moves down to assemble the plastic cap onto the milk powder can. Due to the different diameters of milk powder cans or other food cans, it is necessary to replace the pressure head with the matching plastic cap when assembling cans of different diameters. The pressure head and the telescopic rod of the capping device have high fixing accuracy. After installation and fixation, debugging is required to prevent the pressure head and the can from offsetting, causing damage to the product or device. Replacing the pressure head is a waste of time. In order to improve the convenience of pressure head installation and improve production efficiency, a quick-install pressure head applied to a powder can packaging capping device is provided. Summary of the invention

[0003] In view of this, the technical problem to be solved by the present invention is to provide a quick-install pressure head applied to a powder can packaging capping device, so as to solve the problem of inconvenient pressure head installation in the prior art.

[0004] In order to solve the above technical problems, the present invention discloses a quick-install pressing head applied to a powder can packaging capping device, comprising: a capping head and a connecting piece; the capping head is divided into an upper capping head and a lower capping head, the upper capping head cooperates with the connecting piece, a through hole is provided in the middle of the upper capping head, a slot is provided at the upper end of the upper capping head, a connecting ring is extended at the lower end of the upper capping head, an outer wall of the connecting ring is provided with an external thread, a fixing hole is provided at the bottom of the slot, an air hole is provided in the radial direction of the upper capping head, the lower capping head is in a ring shape, an inner thread is provided at the inner wall of its upper port, a fixing hole is provided in the radial direction of its middle section, and an air hole is provided in the radial direction of its lower port, and a plurality of air holes are distributed in a ring array; a fixing groove is provided at the upper end of the connecting piece, a through hole is provided in the middle of the fixing groove, a limiting groove is provided on the bottom surface of the fixing groove, a through hole is provided in the limiting groove, and the lower end of the connecting piece is a plug-in portion.

[0005] Furthermore, a clearance groove is provided on the surface of the connecting member, and the clearance groove extends from the inner surface of the second through hole to the surface of the fixing groove and the outer wall surface thereof.

[0006] Furthermore, two limiting grooves are provided on the bottom surface of the fixing groove, and the limiting grooves are arranged at intervals of 180° along the center of the second through hole.

[0007] Furthermore, the above-mentioned limiting groove is in the shape of an elongated strip.

[0008] Furthermore, a through hole is respectively provided at both ends of the above-mentioned limiting groove.

[0009] Furthermore, the upper pressing cover head is provided with two air holes 1 in the radial direction, the two air holes 1 are arranged at an interval of 180°, and intersect with the two fixing holes 1 respectively.

[0010] Furthermore, two fixing holes 2 are provided in the radial direction at the middle section of the above-mentioned pressing cover head, the two fixing holes 2 are arranged at an interval of 180 degrees, and threaded sleeves are arranged in the fixing holes 2.

[0011] Furthermore, six air holes 2 are provided in the radial direction at the lower port of the above-mentioned pressing cover head.

[0012] Compared with the prior art, the present application can obtain the following technical effects: The present invention divides the pressure capping head into an upper pressure capping head and a lower pressure capping head, the two are connected by a thread, and a threaded sleeve is arranged in the second fixing hole, a screw is used to cooperate with the threaded sleeve, and the head of the screw is pressed against the outer wall of the connecting ring of the upper pressure capping head to limit and prevent it from falling off. When the pressure capping head needs to absorb plastic caps of different sizes, the lower pressure capping head can be replaced separately, thereby improving the convenience of replacement; the plug-in part at the lower end of the connecting piece is cooperated and fixed with the slot of the pressure capping head on the upper pressure capping head, and the fixing groove at the upper end of the connecting piece is connected with the lower end of the telescopic rod of the pressure capping device. The positioning accuracy of the cooperation between the two is improved by the limiting groove in the fixing groove, so as to avoid affecting the positional relationship between the connecting piece and the telescopic rod when replacing the lower pressure capping head, thereby improving the ease of replacement.

[0013] Of course, any product implementing this application does not necessarily need to achieve all of the technical effects described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings: Figure 1 is a top view of a pressure head according to an embodiment of the present invention; Figure 2 yes Figure 1 Schematic diagram of the section along the AA direction; Figure 3 yes Figure 2 A three-dimensional schematic diagram of the section. Figure ID

[0015] Connecting piece 1, upper pressing cover head 2, lower pressing cover head 3, through hole one 4, slot 5, connecting ring 6, external thread 7, fixing hole one 8, air hole one 9, internal thread 10, fixing hole two 11, air hole two 12, fixing groove 13, through hole two 14, limiting groove 15, through hole 16, plug-in part 17, clearance groove 18. DETAILED DESCRIPTION

[0016] The following will describe the implementation methods of the present application in detail with the help of accompanying drawings and examples, so that the implementation process of how the present application uses technical means to solve technical problems and achieve technical effects can be fully understood and implemented accordingly.

[0017] Please refer to Figures 1 to 3 , Figure 1 is a top view of a pressure head according to an embodiment of the present invention; Figure 2 yes Figure 1 Schematic diagram of the section along the AA direction; Figure 3 yes Figure 2 A three-dimensional schematic diagram of the section.

[0018] A quick-install press head used in a powder can packaging capping device, comprising: a capping head and a connecting piece 1; the capping head is divided into an upper capping head 2 and a lower capping head 3, the upper capping head 2 cooperates with the connecting piece 1, a through hole 4 is provided in the middle of the upper capping head 2, a slot 5 is provided at the upper end of the upper capping head 2, a connecting ring 6 is extended from the lower end of the upper capping head 2, an external thread 7 is provided on the outer wall of the connecting ring 6, a fixing hole 8 is provided at the bottom of the slot 5, and an air hole 1 is provided in the radial direction of the upper capping head 2. 9. The lower pressing cover head 3 is in the shape of a ring, and an internal thread 10 is provided on the inner wall of its upper port, a fixing hole 11 is provided in the radial direction of the middle section, and an air hole 12 is provided in the radial direction of the lower port, and a plurality of air holes 12 are distributed in a ring array; a fixing groove 13 is provided at the upper end of the connecting piece 1, a through hole 14 is provided in the middle of the fixing groove 13, a limiting groove 15 is provided on the bottom surface of the fixing groove 13, and a through hole 16 is provided in the limiting groove 15, and the lower end of the connecting piece 1 is a plug-in portion 17.

[0019] A clearance groove 18 is provided on the surface of the connecting member 1, and the clearance groove 18 extends from the inner surface of the through hole 14 to the surface of the fixing groove 13 and its outer wall surface; two limit grooves 15 are provided on the bottom surface of the fixing groove 13, and the limit grooves 15 are arranged at intervals of 180° along the center of the through hole 14; the limit grooves 15 are in the shape of long strips; a through hole 16 is arranged at each end of the limit groove 15; two air holes 9 are provided in the radial direction of the upper pressing cover head 2, and the two air holes 9 are arranged at intervals of 180° and intersect with the two fixing holes 8 respectively; two fixing holes 11 are provided in the radial direction at the middle section of the lower pressing cover head 3, and the two fixing holes 11 are arranged at intervals of 180°, and a threaded sleeve is arranged in the fixing hole 11; six air holes 12 are provided in the radial direction at the lower port of the lower pressing cover head 3.

[0020] The lower end of the pressing cover head 3 cooperates with the plastic cover, and the distance from the end face of the connecting ring 6 to the end face of the pressing cover head 3 is the thickness of the plastic cover. The plastic cover is adsorbed on the pressing cover head 3 by air pressure. When it is pressed on the can body, the telescopic rod moves downward, and the pressing cover head 3 is against the upper end face of the can body, so that the plastic cover can be buckled on the can body.

[0021] The present invention divides the pressure capping head into an upper pressure capping head 2 and a lower pressure capping head 3, the two are connected by threads, and a threaded sleeve is arranged in the fixing hole 11, and a screw is used to cooperate with the threaded sleeve. The head of the screw is against the outer wall of the connecting ring 6 of the upper pressure capping head 2 to limit and prevent it from falling off. When the pressure capping head needs to absorb plastic covers of different sizes, the lower pressure capping head 3 can be replaced separately, thereby improving the convenience of replacement; the plug-in portion 17 at the lower end of the connecting member 1 is cooperated and fixed with the slot 5 of the upper pressure capping head 2, and the fixing groove 13 at the upper end of the connecting member 1 is connected with the lower end of the telescopic rod of the pressure capping device. The positioning accuracy of the cooperation between the two is improved by the limiting groove 15 in the fixing groove 13, so as to avoid affecting the positional relationship between the connecting member 1 and the telescopic rod when replacing the lower pressure capping head 3, thereby improving the ease of replacement.

[0022] The above description shows and describes several preferred embodiments of the present invention, but as mentioned above, it should be understood that the present invention is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the invention concept described herein through the above teachings or the technology or knowledge of the relevant field. Changes and variations made by those skilled in the art do not depart from the spirit and scope of the present invention, and should be within the scope of protection of the claims attached to the present invention.

Claims

1. A quick-install pressure head used in a powder can packaging capping device, comprising: Gland heads and connectors; It is characterized in that the pressure capping head is divided into an upper pressure capping head and a lower pressure capping head, the upper pressure capping head cooperates with the connecting piece, a through hole is provided in the middle of the upper pressure capping head, a slot is provided at the upper end of the upper pressure capping head, an extending connecting ring is provided at the lower end of the upper pressure capping head, an external thread is provided on the outer wall of the connecting ring, a fixing hole is provided at the bottom of the slot, an air hole is provided in the radial direction of the upper pressure capping head, the lower pressure capping head is in the shape of a ring, an internal thread is provided on the inner wall of its upper port, a fixing hole is provided in the radial direction at its middle section, and an air hole is provided in the radial direction at its lower port, and a plurality of air holes are distributed in a ring array; a fixing groove is provided at the upper end of the connecting piece, a through hole is provided in the middle of the fixing groove, a limiting groove is provided on the bottom surface of the fixing groove, a through hole is provided in the limiting groove, and the lower end of the connecting piece is a plug-in portion.

2. The quick-install pressure head for powder can packaging capping device according to claim 1, characterized in that: A clearance groove is provided on the surface of the connecting member, and the clearance groove extends from the inner surface of the second through hole to the surface of the fixing groove and the outer wall surface thereof.

3. The quick-install pressure head for powder can packaging capping device according to claim 1, characterized in that: The bottom surface of the fixing groove is provided with two limiting grooves, and the limiting grooves are arranged at intervals of 180° along the center of the second through hole.

4. The quick-install pressure head for powder can packaging capping device according to claim 3, characterized in that: The limiting groove is in the shape of an elongated strip.

5. The quick-install pressure head used in the powder can packaging capping device according to claim 4, characterized in that: A through hole is respectively arranged at both ends of the limiting groove.

6. The quick-install pressure head for powder can packaging capping device according to claim 1, characterized in that: The upper pressing cover head is provided with two air holes 1 in the radial direction, the two air holes 1 are arranged at an interval of 180 degrees, and intersect with the two fixing holes 1 respectively.

7. The quick-install pressure head for powder can packaging capping device according to claim 1, characterized in that: Two fixing holes 2 are arranged in the radial direction at the middle section of the pressing cover head, the two fixing holes 2 are arranged at an interval of 180 degrees, and threaded sleeves are arranged in the fixing holes 2.

8. The quick-install pressure head for powder can packaging capping device according to claim 1, characterized in that: Six air holes 2 are arranged in the radial direction at the lower port of the pressing cover head.

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