Manual capping device for plastic bottle

Abstract

The utility model discloses a manual capping device for a plastic bottle, and relates to the technical field of capping devices. The device comprises a shell, a movable hole is formed in the top of the shell, a gland assembly is arranged in the movable hole in a sliding fit mode, control handles are arranged on the two sides of the shell, and transmission rods are arranged between the control handles and the gland assembly. One side of the shell is provided with a plastic bottle inlet, a U-shaped fixing block is arranged in the shell, the inner wall of the U-shaped fixing block is provided with a plastic bottle edge fixing groove, one side of the shell is provided with a bayonet, one side of the U-shaped fixing block is provided with an elastic buckle, and the bayonet is matched with the elastic buckle. The U-shaped fixing blocks of different specifications can be replaced conveniently through the bayonets and the elastic buckles, so that the device is suitable for bottle openings of plastic bottles of different specifications, and the applicability of the device is improved.

Description

Technical Field

[0001] The utility model belongs to the field of capping machines, in particular to a manual capping machine for plastic bottles. Background Art

[0002] There are various kinds of plastic packaging bottles commonly found in the market, and the bottle caps of such plastic packaging bottles are mostly sealed by assembly line equipment, which uses a capping device to buckle the bottle cap on the bottle mouth and seal it when the liquid product is filled into the plastic packaging bottle.

[0003] At present, the existing equipment for bottle cap packaging has few equipment with small batches or that is easy to operate manually, resulting in very few tooling or equipment for manual packaging.

[0004] In view of this, the present utility model is proposed. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide a manual capping device for plastic bottles.

[0006] In order to solve the above technical problems, the basic concept of the technical solution adopted by the utility model is:

[0007] A manual capping machine for plastic bottles comprises a shell, a movable hole is opened on the top of the shell, a capping assembly is slidably fitted in the movable hole, control handles are arranged on both sides of the shell, and a transmission rod is arranged between the control handle and the capping assembly;

[0008] A plastic bottle inlet is arranged on one side of the shell, a U-shaped fixing block is arranged inside the shell, a plastic bottle edge fixing groove is arranged on the inner wall of the U-shaped fixing block, a bayonet is arranged on one side of the shell, an elastic buckle is installed on one side of the U-shaped fixing block, and the bayonet and the elastic buckle cooperate with each other.

[0009] The U-shaped fixing block has a variety of different specifications, which can be replaced in the shell through the bayonet and the elastic buckle. The difference between the U-shaped fixing blocks of different specifications lies in the spacing between the inner walls of the U-shaped fixing blocks. The U-shaped fixing blocks provided can facilitate users to replace U-shaped fixing blocks of different specifications in the shell so that they are suitable for the mouths of plastic bottles of different specifications and sizes.

[0010] Optionally, the cap pressing assembly includes a lower pressing rod slidingly fitted in the movable hole, a moving block is installed on the top of the lower pressing rod, a pressure plate is installed on the bottom of the lower pressing rod, and a transmission rod is rotatably connected to the moving block; when the user rotates the control handle, the control handle rotates through the transmission rod to drive the moving block to move, the movement of the moving block drives the lower pressing rod to move in the movable hole, and the movement of the lower pressing rod drives the pressure plate to move, so that the pressure plate squeezes the bottle cap.

[0011] Optionally, a groove is provided on the control handle; and an anti-slip cover is provided on the control handle and the groove. By providing the anti-slip cover on the control handle and the groove, slipping when the user presses the control handle can be reduced.

[0012] Optionally, connecting pieces are installed on both sides of the shell, and the control handle is rotatably connected to the inner side of the connecting piece.

[0013] Optionally, a bottle cap placement area and a plastic bottle clamping area are provided in the shell in sequence from close to the pressure plate to farthest from the pressure plate, and a U-shaped fixing block is located in the plastic bottle clamping area; the setting of the plastic bottle clamping area and the U-shaped fixing block makes it easy for the edge protrusion of the plastic bottle to be clamped into the edge fixing groove of the plastic bottle.

[0014] Optionally, a bottle cap loading assembly is installed on one side of the shell, the bottle cap loading assembly cooperates with the bottle cap placement area, and the bottle cap loading assembly cooperates with two control handles; through the set bottle cap placement area, it is convenient for users to place the bottle caps into the shell.

[0015] After adopting the above technical solution, the utility model has the following beneficial effects compared with the prior art. Of course, any product implementing the utility model does not necessarily need to achieve all the advantages described below at the same time:

[0016] The provided bayonet and elastic buckle facilitate replacement of U-shaped fixing blocks of different specifications, so that the device is suitable for the mouths of plastic bottles of different specifications and sizes, thereby improving the applicability of the device.

[0017] The specific implementation of the utility model is further described in detail below with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The drawings described below are only some embodiments. For those skilled in the art, other drawings can be obtained based on these drawings without creative work. In the drawings:

[0019] Figure 1 This is a schematic diagram of the structure of a manual capping device according to an embodiment of the utility model;

[0020] Figure 2 This is a schematic diagram of the elastic buckle structure of an embodiment of the utility model;

[0021] Figure 3 This is a schematic diagram of the structure of a bottle cap feeding assembly according to an embodiment of the utility model;

[0022] Figure 4 This is a schematic cross-sectional structure diagram of a bottle cap feeding assembly according to an embodiment of the utility model;

[0023] Figure 5 This is a schematic diagram of the cross-sectional structure of a bottle cap placement barrel according to an embodiment of the utility model;

[0024] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0025] 1. Shell; 2. Capping assembly; 201. Moving block; 202. Pressing rod; 203. Pressing plate; 3. Control handle; 4. Transmission rod; 5. Plastic bottle inlet; 6. U-shaped fixing block; 7. Plastic bottle edge fixing groove; 8. Connector; 9. Channel; 10. Bottle cap placement area; 11. Plastic bottle clamping area; 12. Bayonet; 13. Elastic buckle; 14. Bottle cap feeding assembly; 15. Bottle cap transmission shell; 16. Push block; 17. Limiting rod; 18. Control block; 19. Spring; 20. Bottle cap placement barrel; 21. Sealing cover; 22. Elastic telescopic rod; 23. Driving cylinder; 24. Slide; 25. Follower block; 26. Arc plate; 27. Arc driving block.

[0026] It should be noted that these drawings and textual descriptions are not intended to limit the conceptual scope of the present invention in any way, but rather to illustrate the concept of the present invention for those skilled in the art by referring to specific embodiments. DETAILED DESCRIPTION

[0027] The utility model will now be further described in detail with reference to the accompanying drawings.

[0028] See also Figure 1-2 As shown, in this embodiment, a manual capping machine for plastic bottles is provided, comprising a housing 1, a movable hole is opened on the top of the housing 1, a capping assembly 2 is slidably fitted in the movable hole, control handles 3 are arranged on both sides of the housing 1, and a transmission rod 4 is arranged between the control handle 3 and the capping assembly 2;

[0029] A plastic bottle inlet 5 is provided on one side of the shell 1, a U-shaped fixing block 6 is provided inside the shell 1, a plastic bottle edge fixing groove 7 is provided on the inner wall of the U-shaped fixing block 6, a bayonet 12 is provided on one side of the shell 1, an elastic buckle 13 is installed on one side of the U-shaped fixing block 6, and the bayonet 12 and the elastic buckle 13 cooperate with each other.

[0030] The U-shaped fixing block 6 has a variety of different specifications, which can be replaced in the housing 1 through the bayonet 12 and the elastic buckle 13. The difference between the U-shaped fixing blocks 6 of different specifications lies in the spacing between the inner walls of the U-shaped fixing block 6. The U-shaped fixing block 6 provided can facilitate the user to replace the U-shaped fixing blocks 6 of different specifications in the housing 1, so as to make it suitable for the mouths of plastic bottles of different specifications and sizes.

[0031] The application of one aspect of this embodiment is as follows: when it is necessary to cap a plastic bottle, first slide the shell 1 from one side to the plastic bottle that needs to be capped, so that the edge fixing groove 7 of the plastic bottle is inserted into the edge protrusion of the plastic bottle, and then place the corresponding bottle cap into the shell 1, turn the two control handles 3 with both hands, the control handles 3 rotate to drive the transmission rod 4 to move, the transmission rod 4 moves to pull the capping assembly 2, the capping assembly 2 moves to squeeze the bottle cap, and the capping of the plastic bottle can be completed. The bayonet 12 and the elastic buckle 13 are arranged to facilitate the replacement of U-shaped fixing blocks 6 of different specifications, so that the device is suitable for the mouths of plastic bottles of different specifications and sizes.

[0032] See also Figure 1-2 As shown, the capping assembly 2 of this embodiment includes a lower pressing rod 202 which is slidably fitted in the movable hole, a moving block 201 is installed on the top of the lower pressing rod 202, a pressing plate 203 is installed on the bottom of the lower pressing rod 202, and a transmission rod 4 is rotatably connected with the moving block 201; when the user rotates the control handle 3, the control handle 3 rotates to drive the moving block 201 to move through the transmission rod 4, the movement of the moving block 201 drives the lower pressing rod 202 to move in the movable hole, and the movement of the lower pressing rod 202 drives the pressing plate 203 to move, so that the pressing plate 203 squeezes the bottle cap.

[0033] See also Figure 1-2 As shown, a groove 9 is provided on the control handle 3 of this embodiment; an anti-slip sleeve is provided on the control handle 3 and the groove 9. By providing the anti-slip sleeve on the control handle 3 and the groove 9, the slipping when the user presses the control handle 3 can be reduced.

[0034] See also Figure 1-2 As shown, connecting members 8 are installed on both sides of the housing 1 of this embodiment, and the control handle 3 is rotatably connected to the inner side of the connecting member 8.

[0035] See also Figure 1-2 As shown, in the shell 1 of this embodiment, a bottle cap placement area 10 and a plastic bottle clamping area 11 are provided in sequence from close to the pressure plate 203 to far away from the pressure plate 203, and the U-shaped fixing block 6 is located at the plastic bottle clamping area 11; the setting of the plastic bottle clamping area 11 and the U-shaped fixing block 6 makes it easy for the edge protrusion of the plastic bottle to be clamped into the plastic bottle edge fixing groove 7.

[0036] See also Figure 1-3 As shown, a bottle cap loading assembly 14 is installed on one side of the shell 1 of this embodiment, and the bottle cap loading assembly 14 cooperates with the bottle cap placement area 10, and the bottle cap loading assembly 14 cooperates with two control handles 3; through the setting of the bottle cap placement area 10, it is convenient for users to place the bottle caps into the shell 1.

[0037] Capping machines are usually used in laboratories or small batch production factories. Capping machines are suitable for the cap sealing and packaging of various plastic bottles.

[0038] The Chinese patent application number CN201821321584.2 discloses a bottle cap packaging device, including a packaging body and two handle levers, the two handle levers are respectively hinged on both sides of the packaging body; the packaging body includes a seat body and a balance bracket arranged in parallel with each other, a main body sheet is respectively hinged at both ends of the seat body, the balance bracket is placed in two symmetrically distributed main body sheets, and a guide cylinder is fixedly connected to the side of the seat body facing the balance bracket; it also includes a bottle cap assembly, one end of the bottle cap assembly passes through the through hole provided on the balance bracket and is sleeved outside the guide cylinder, and the other end of the bottle cap assembly is a bottle cap accommodating end; each handle lever includes a handle body and a lever, one end of the lever is hinged to one end of the handle body, the other end of the lever is hinged to the end corresponding to the balance bracket, and the other end of the handle body is hinged on the main body sheet, forming a structure in which the two handle levers are squeezed simultaneously to drive the packaging body to perform bottle cap packaging. The novel device has the advantages of convenient operation, good packaging effect, simple and reasonable structure, and low cost.

[0039] However, when squeezing the plastic wine bottle cap, the above-mentioned reference document needs to place the bottle cap on the bottle mouth of the plastic bottle first and then squeeze it. However, each manual placement of the bottle cap will affect the efficiency of the plastic wine bottle capping.

[0040] See also Figure 1-5 As shown, a bottle cap feeding assembly 14 is installed on one side of the housing 1 of this embodiment, and the bottle cap feeding assembly 14 cooperates with the bottle cap placement area 10, and the bottle cap feeding assembly 14 cooperates with two control handles 3. By setting the bottle cap feeding assembly 14, the bottle cap placement area 10 can be automatically filled with bottle caps when the plastic bottle caps are reset, thereby improving the efficiency of plastic bottle capping.

[0041] See also Figure 1-5 As shown, the bottle cap loading assembly 14 of the present embodiment includes a bottle cap placing barrel 20 and a feeding assembly, the side of the bottle cap placing barrel 20 is rotatably matched with a driving cylinder 23, a plurality of arc-shaped driving blocks 27 are installed on the inner side of the driving cylinder 23, a plurality of slide grooves 24 are opened on the inner side of the bottle cap placing barrel 20, and a driven block 25 is slidably matched in the slide grooves 24, a side of the driven block 25 located in the bottle cap placing barrel 20 is equipped with an arc plate 26, a return spring is installed between the arc plate 26 and the bottle cap placing barrel 20, an inclined surface is provided on the driven block 25, and the inclined surface of the driven block 25 cooperates with the arc surface of the arc-shaped driving block 27; a plurality of bottle caps stacked in sequence are arranged in the bottle cap placing barrel 20, and a friction pad is provided at the rotation point of the driving cylinder 23 and the bottle cap placing barrel 20, and the friction pad is used to prevent the driving cylinder 23 from rotating when the driving cylinder 23 is not operated.

[0042] See also Figure 1-5As shown, the top thread of the bottle cap placement barrel 20 of this embodiment is matched with a sealing cover 21, and the bottom of the sealing cover 21 is equipped with an elastic telescopic rod 22; the elastic telescopic rod 22 is used to squeeze the bottle cap.

[0043] See also Figure 1-5 As shown, the feeding assembly of this embodiment includes a bottle cap transmission shell 15 connected to the bottle cap placement barrel 20, the bottle cap transmission shell 15 is connected to the housing 1, a plurality of limit rods 17 are installed on the side of the bottle cap transmission shell 15, a control block 18 is movably connected to the plurality of limit rods 17, a spring 19 is installed between the control block 18 and the bottle cap transmission shell 15, a push block 16 is installed on one side of the control block 18, the push block 16 is slidably matched in the bottle cap transmission shell 15, an arc-shaped through groove matching the bottle cap is opened on the top of the push block 16, a plurality of elastic sheets are arranged in the arc-shaped through groove, and a driving rope is installed between the control block 18 and the moving block 201;

[0044] In this embodiment, a wire passing groove may be provided inside the bottle cap placement barrel 20 and the shell 1, and the driving rope is located in the wire passing groove.

[0045] After the plastic bottle capping is completed, the control handle 3 is manually reset. At this time, the control handle 3 moves to drive the moving block 201 to pull the driving rope. The driving rope moves to drive the control block 18 to move. The control block 18 moves to drive the push block 16 to move. When the push block 16 moves to the specified position, the elastic telescopic rod 22 squeezes the bottle caps in the bottle cap placement barrel 20 into the bottle cap transmission shell 15 and falls into the arc-shaped through groove, thereby automatically replenishing the bottle caps. When squeezing the bottle caps, refer to the above steps, the pressure plate 203 is used to squeeze the bottle caps through the control handle 3. Because the control handle 3 moves and drives the moving block 201 to move, the driving rope is released. At this time, the control block 18 is reset by the elastic force of the spring 19. The reset of the control block 18 causes the push block 16 to move to the bottle cap placement area 10. At this time, the pressure plate 203 squeezes the bottle caps, and multiple elastic sheets are deformed to reduce the impact on the bottle caps, thereby completing the capping and feeding operation and improving the efficiency of plastic bottle capping.

[0046] When feeding bottle caps of different specifications, by rotating the driving cylinder 23, the arc driving block 27, the driven block 25, the arc plate 26 and the return spring cooperate to make the arc plate 26 adapt to the diameters of bottle caps of different specifications, thereby improving the practicability of the device.

[0047] The manual capping device of this embodiment can be made of metal.

[0048] The manual capping device of this embodiment can be made of aluminum alloy, and each structure can be die-cast.

[0049] The present invention is not limited to the above-mentioned implementation modes. Anyone should be aware of the structural changes made under the inspiration of the present invention. Any technical solution that is the same or similar to the present invention falls within the protection scope of the present invention. The technology, shape, and structure that are not described in detail in the present invention are all known technologies.

Claims

1. A manual capping machine for plastic bottles, characterized in that: include: A housing (1), wherein a movable hole is provided at the top of the housing (1), a gland assembly (2) is slidably fitted in the movable hole, control handles (3) are provided on both sides of the housing (1), and a transmission rod (4) is provided between the control handle (3) and the gland assembly (2); A plastic bottle insertion port (5) is provided on one side of the housing (1), a U-shaped fixing block (6) is provided inside the housing (1), a plastic bottle edge fixing groove (7) is provided on the inner wall of the U-shaped fixing block (6), a bayonet (12) is provided on one side of the housing (1), an elastic buckle (13) is installed on one side of the U-shaped fixing block (6), and the bayonet (12) and the elastic buckle (13) cooperate with each other.

2. A manual capping machine for plastic bottles according to claim 1, characterized in that: The pressure cover assembly (2) comprises a lower pressure rod (202) slidably fitted in the movable hole, a moving block (201) is installed on the top of the lower pressure rod (202), a pressure plate (203) is installed on the bottom of the lower pressure rod (202), and a transmission rod (4) is rotatably connected to the moving block (201).

3. The manual capping machine for plastic bottles according to claim 1, characterized in that: A groove (9) is provided on the control handle (3).

4. A manual capping machine for plastic bottles according to claim 1, characterized in that: Connecting pieces (8) are installed on both sides of the housing (1), and the control handle (3) is rotatably connected to the inner side of the connecting piece (8).

5. The manual capping machine for plastic bottles according to claim 2, characterized in that: A bottle cap placement area (10) and a plastic bottle clamping area (11) are sequentially arranged in the housing (1) from close to the pressing plate (203) to far from the pressing plate (203), and the U-shaped fixing block (6) is located in the plastic bottle clamping area (11).

6. The manual capping machine for plastic bottles according to claim 1, characterized in that: A bottle cap loading assembly (14) is mounted on one side of the housing (1), the bottle cap loading assembly (14) is matched with the bottle cap placement area (10), and the bottle cap loading assembly (14) is matched with two control handles (3).

Images