Curled edge forming device for packaging product

Abstract

The utility model provides a hemming forming device of a packaging product, which comprises a supporting leg and a circular sheet, a withdrawing type forming processing mechanism is arranged at the top of the supporting leg, an adsorption demoulding mechanism is arranged on the withdrawing type forming processing mechanism, the adsorption demoulding mechanism comprises a hollow part, and the bottom of the hollow part is fixedly connected with a branch pipe. Through the design of the synchronous air cylinder, the upper die body can be driven to move downwards to be matched with the lower die body to complete curling forming treatment on a circular sheet, then through work of the air suction pump, air in a hollow part can be absorbed, negative pressure is generated at the bottom of the upper die body, and then the circular sheet is connected to the bottom of the upper die body in an adsorbed mode; in the process that the synchronous air cylinder resets and shrinks, the round sheet can be lifted out of the inner cavity of the lower die body, the problem that the round sheet is clamped in the inner cavity of the lower die body and needs to be manually taken out by workers is solved, the labor intensity of the workers is reduced, and the production efficiency of round sheet hemming forming machining is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of edge curling forming devices of packaging product, belong to packaging product forming processing technical field. BACKGROUND

[0002] Packaging product is generally referred to as using plastic sheet to make cylindrical or circular table-shaped jar, barrel etc. by vacuum forming process, cylindrical packaging needs to be used with end cap, and the end cap needs to be produced in the production process Circular sheet, then the edge of circular sheet is edge curled to form an end cap, which will use edge curling forming device.

[0003] The existing edge curling forming device does not have the function of automatically demolding the material, and the sheet is easily stuck in the mold after being pressed and curled due to the extrusion force. At this time, workers need to manually disassemble and process the material, which consumes a lot of manpower and affects the production efficiency. UTILITY MODEL CONTENT

[0004] Based on the above background, the purpose of the utility model is to provide an edge curling forming device for packaging products to solve the problems in the background art.

[0005] In order to achieve the above utility model purpose, the utility model provides the following technical scheme:

[0006] An edge curling forming device for packaging products includes support legs and a circular sheet. The top of the support leg is provided with a withdrawal type forming processing mechanism, and the withdrawal type forming processing mechanism is provided with an adsorption demolding mechanism.

[0007] The adsorption demolding mechanism includes a hollow part, a branch pipe fixedly connected to the bottom of the hollow part, an air treatment cylinder fixedly installed on the top of the hollow part, an air suction pump fixedly installed on the right side of the air treatment cylinder on the top of the hollow part, a connecting pipe fixedly connected to the top of the hollow part, the left side of the air treatment cylinder fixedly connected to the end of the connecting pipe away from the hollow part, and the input pipe of the air suction pump fixedly connected to the right side of the air treatment cylinder.

[0008] As a preferred, the top of the air treatment cylinder is movably inserted with a movable cover, the bottom of the movable cover is fixedly installed with a connecting rod, the bottom of the connecting rod is fixedly installed with a filter cover, and the outer wall of the filter cover is movably connected with the inner wall of the air treatment cylinder.

[0009] As a preferred, the outer wall of the movable cover is fixedly installed with a protruding block, the outer wall of the protruding block is threadedly connected with a connecting bolt, and the threaded end of the connecting bolt is movably connected with the outer wall of the air treatment cylinder.

[0010] As preferred, the pull-out type forming processing mechanism comprises a support frame fixedly installed at the top of the support legs, a lead screw rotatably connected between the front and back of the inner wall of the support frame, and a servo motor fixedly installed at the front of the support frame, with the output shaft of the servo motor fixedly connected with the end of the lead screw.

[0011] As preferred, a smooth rod is fixedly installed between the front and back of the inner wall of the support frame, with a sliding base slidably connected on the outer wall of the lead screw and the smooth rod, and a lower mold body fixedly installed at the top of the sliding base, with the circular sheet located in the inner cavity of the lower mold body.

[0012] As preferred, a stand is fixedly installed at the top of the support frame, with a through slot formed in the side of the stand, a stand rod fixedly installed on the inner wall of the through slot, and a sliding table slidably connected on the outer wall of the stand rod, a support plate base fixedly installed at the top of the stand, and a synchronous air cylinder fixedly installed at the top of the support plate base, with the telescopic end of the synchronous air cylinder extending to the bottom of the support plate base and fixedly connected with the top of the sliding table.

[0013] As preferred, a connecting piece is fixedly installed at the bottom of the sliding table, an upper mold body is fixedly installed at the bottom of the connecting piece, and the branch pipe is fixedly connected at the top of the upper mold body away from the hollow piece, with the hollow piece fixedly installed at the back of the sliding table.

[0014] Compared with the prior art, the pull-out type forming processing mechanism has the following advantages:

[0015] Through the design of the synchronous air cylinder, the upper mold body can be driven to move downward, and the edge rolling forming processing of the circular sheet can be completed in cooperation with the lower mold body. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description.

[0017] Figure 1 It is a three-dimensional structure schematic view of the present application.

[0018] Figure 2 It is the structural schematic view of support frame of the utility model;

[0019] Figure 3 It is the structural schematic view of synchronous cylinder of the utility model;

[0020] Figure 4 It is the structural schematic view of adsorption demolding mechanism of the utility model;

[0021] Figure 5 It is the internal structure schematic view of air treatment cylinder of the utility model.

[0022] In the drawing: 1, support leg;11, round sheet;2, withdrawal type forming processing mechanism;21, support frame;211, screw rod;212, servo motor;213, smooth rod;214, sliding base;215, lower mold main body;22, stand;23, support plate base;24, synchronous cylinder;25, vertical rod;26, sliding table;27, connecting piece;28, upper mold main body;3, adsorption demolding mechanism;31, hollow piece;32, branch pipe;33, connecting pipe;34, air treatment cylinder;341, movable cover;342, connecting rod;343, filter cover;344, protruding block;345, connecting bolt;35, air suction pump. DETAILED DESCRIPTION

[0023] The technical scheme of the utility model will be further explained in detail by specific embodiments and in combination with the drawings. It should be understood that the implementation of the utility model is not limited to the following embodiments, and any form of variation and / or change of the utility model will fall within the scope of protection of the utility model.

[0024] In the utility model, all the parts, percentages are weight units unless otherwise specified, and the equipment and raw materials used can be purchased from the market or commonly used in the art. The methods in the following examples are conventional methods in the art unless otherwise specified. The components or equipment in the following examples are general standard components or components known to those skilled in the art unless otherwise specified, and their structure and principle can be known to the skilled person through technical manual or obtained through conventional experimental methods.

[0025] The embodiments of the utility model will be described in detail in combination with the drawings below. In the following detailed description, many specific details are set forth in order to provide a thorough understanding of the embodiments of the utility model. However, one or more embodiments can be implemented by those skilled in the art without these specific details.

[0026] As Figures 1-5As shown, a crimping forming device for packaging products includes a support leg 1 and a circular sheet 11, the top of the support leg 1 is provided with a withdrawal forming mechanism 2, the withdrawal forming mechanism 2 is provided with a suction demolding mechanism 3, the suction demolding mechanism 3 includes a hollow piece 31, the bottom of the hollow piece 31 is fixedly connected with a branch pipe 32, the top of the hollow piece 31 is fixedly installed with an air treatment cylinder 34, the top of the hollow piece 31 is fixedly installed with a suction pump 35 located on the right side of the air treatment cylinder 34, the top of the hollow piece 31 is fixedly connected with a connecting pipe 33, the end of the connecting pipe 33 away from the hollow piece 31 is fixedly connected on the left side of the air treatment cylinder 34, the input pipe of the suction pump 35 is fixedly connected with the right side of the air treatment cylinder 34, a through hole is downwardly and centrally formed in the top of the upper die body 28, the through hole, the branch pipe 32, the hollow piece 31, the connecting pipe 33 and the inner cavity of the air treatment cylinder 34 are in communication, after the circular sheet 11 is formed, the suction pump 35 is controlled to work, the gas in the air treatment cylinder 34 is absorbed, the negative pressure at the bottom of the through hole is generated, and then the circular sheet 11 is suction-connected to the bottom of the upper die body 28, in the process of reset contraction of the synchronous cylinder 24, the circular sheet 11 is lifted out of the inner cavity of the lower die body 215, and the automatic demolding function is realized.

[0027] In the embodiment, the top of the air treatment cylinder 34 is movably plugged with a movable cover 341, the bottom of the movable cover 341 is fixedly installed with a connecting rod 342, the bottom of the connecting rod 342 is fixedly installed with a filter cover 343, the outer wall of the filter cover 343 is movably connected with the inner wall of the air treatment cylinder 34, the outer wall of the movable cover 341 is fixedly installed with a protruding block 344, the outer wall of the protruding block 344 is threadedly connected with a connecting bolt 345, the threaded end of the connecting bolt 345 is movably connected with the outer wall of the air treatment cylinder 34, when the suction pump 35 works, the absorbed air flows through the inner cavity of the air treatment cylinder 34, through the design of the filter cover 343, the air can be filtered, the operation safety of the suction pump 35 is guaranteed, when maintaining, the connecting bolt 345 is loosened, then the movable cover 341 can be pulled out from the top of the air treatment cylinder 34, at the same time, the filter cover 343 is disassembled, the filter surface of the filter cover 343 is cleaned, then the movable cover 341 is reset and plugged on the top of the air treatment cylinder 34, the connecting bolt 345 is tightened, and the installation of the filter cover 343 is completed.

[0028] In the embodiment, the withdrawal type forming processing mechanism 2 comprises a support frame 21 fixedly installed at the top of the support leg 1, a lead screw 211 rotatably connected between the front and back of the inner wall of the support frame 21, a servo motor 212 fixedly installed at the front of the support frame 21, the output shaft of the servo motor 212 fixedly connected with the end of the lead screw 211, a smooth rod 213 fixedly installed between the front and back of the inner wall of the support frame 21, a sliding base 214 slidably connected on the outer wall of the lead screw 211 and the smooth rod 213, a lower die main body 215 fixedly installed at the top of the sliding base 214, the circular sheet 11 located in the inner cavity of the lower die main body 215, a stand 22 fixedly installed at the top of the support frame 21, a through slot is formed in the side of the stand 22, a vertical rod 25 fixedly installed on the inner wall of the through slot, a sliding table 26 slidably connected on the outer wall of the vertical rod 25, a support plate seat 23 fixedly installed at the top of the stand 22, a synchronous cylinder 24 fixedly installed at the top of the support plate seat 23, the extension end of the synchronous cylinder 24 extends to the bottom of the support plate seat 23 and is fixedly connected with the top of the sliding table 26, a connecting piece 27 fixedly installed at the bottom of the sliding table 26, an upper die main body 28 fixedly installed at the bottom of the connecting piece 27, the branch pipe 32 fixedly connected with the top of the upper die main body 28 away from the hollow piece 31, the hollow piece 31 fixedly installed at the back of the sliding table 26, after the formed circular sheet 11 is demolded, the servo motor 212 is controlled to work to drive the lead screw 211 to rotate, so as to drive the sliding base 214 to slide forward on the outer wall of the smooth rod 213, the external conveying belt is previously arranged at the initial position of the sliding base 214, then the suction pump 35 is controlled to be closed to release the adsorption of the circular sheet 11, the circular sheet 11 will fall on the conveying belt under the action of gravity, which is convenient for continuous processing, avoids the problem that the formed circular sheet 11 needs to be manually transferred by workers, reduces the consumption of labor, the synchronous cylinder 24 is controlled to be extended to drive the sliding table 26 to move downward as a whole, drives the upper die main body 28 to move downward, and cooperates with the lower die main body 215 to complete the edge curling forming processing of the circular sheet 11, and the sliding table 26 will slide on the outer wall of the vertical rod 25 to increase the stability.

[0029] The working principle of the edge rolling forming device for packaging products is as follows: when in use, the circular sheet 11 is placed in the inner cavity of the lower die main body 215, the synchronous cylinder 24 is controlled to extend, the sliding table 26 is driven to move downward as a whole, the upper die main body 28 is driven to move downward, the edge rolling forming treatment of the circular sheet 11 is completed in cooperation with the lower die main body 215, then the air suction pump 35 is controlled to work, the gas in the air treatment cylinder 34 is absorbed, the negative pressure is generated at the bottom of the through hole, and the circular sheet 11 is adsorbed and connected to the bottom of the upper die main body 28, then the synchronous cylinder 24 is controlled to reset and contract, the circular sheet 11 can be lifted out of the inner cavity of the lower die main body 215, the function of automatic demolding is realized, the external conveying belt is arranged at the initial position below the sliding base 214 in advance, after the molded circular sheet 11 is demolded, the servo motor 212 is controlled to work to drive the lead screw 211 to rotate, the sliding base 214 is driven to slide forward on the outer wall of the smooth rod 213, then the air suction pump 35 is controlled to be closed, the adsorption of the circular sheet 11 is released, and the circular sheet 11 falls onto the conveying belt under the action of gravity, and the function of automatically outputting the molded circular sheet 11 is realized.

[0030] The principle and implementation mode of the utility model are described by applying specific examples in the paper, and the above embodiment is only used for helping to understand the method and core idea of the utility model. It should be pointed out that, for ordinary skilled persons in the technical field, some improvements and modifications can be made to the utility model without departing from the principle of the utility model, and these improvements and modifications also fall within the protection scope of the utility model claim.

Claims

1. A crimping forming device for packaging products, comprising a support leg (1) and a circular sheet (11), characterized in that: The top of the support leg (1) is provided with a withdrawal type forming treatment mechanism (2), and the withdrawal type forming treatment mechanism (2) is provided with an adsorption demolding mechanism (3); The adsorption demolding mechanism (3) comprises a hollow piece (31), the bottom of the hollow piece (31) is fixedly connected with a branch pipe (32), the top of the hollow piece (31) is fixedly installed with an air treatment cylinder (34), the top of the hollow piece (31) is fixedly installed with an air suction pump (35) located on the right side of the air treatment cylinder (34), the top of the hollow piece (31) is fixedly connected with a connecting pipe (33), one end of the connecting pipe (33) away from the hollow piece (31) is fixedly connected on the left side of the air treatment cylinder (34), and the input pipe of the air suction pump (35) is fixedly connected with the right side of the air treatment cylinder (34).

2. A crimp forming apparatus for packaging products as claimed in claim 1, wherein: The top of the air treatment cylinder (34) is movably inserted with a movable cover (341), the bottom of the movable cover (341) is fixedly installed with a connecting rod (342), the bottom of the connecting rod (342) is fixedly installed with a filter cover (343), and the outer wall of the filter cover (343) is movably connected with the inner wall of the air treatment cylinder (34).

3. A crimp forming apparatus for packaging products as claimed in claim 2, wherein: The outer wall of the movable cover (341) is fixedly installed with a protruding block (344), the outer wall of the protruding block (344) is threadedly connected with a connecting bolt (345), and the threaded end of the connecting bolt (345) is movably connected with the outer wall of the air treatment cylinder (34).

4. A crimp forming apparatus for packaging products as defined in claim 1, wherein: The withdrawal type forming treatment mechanism (2) comprises a support frame (21), the support frame (21) is fixedly installed on the top of the support leg (1), the front surface and the back surface of the inner wall of the support frame (21) are rotatably connected with a lead screw (211), the front surface of the support frame (21) is fixedly installed with a servo motor (212), and the output shaft of the servo motor (212) is fixedly connected with the end of the lead screw (211).

5. A crimp forming apparatus for packaging products as defined in claim 4, wherein: The front surface and the back surface of the inner wall of the support frame (21) are fixedly installed with a smooth rod (213), the outer walls of the lead screw (211) and the smooth rod (213) are slidably connected with a sliding base (214), the top of the sliding base (214) is fixedly installed with a lower mold body (215), and the circular sheet (11) is located in the inner cavity of the lower mold body (215).

6. A crimp forming apparatus for packaging products as defined in claim 5, wherein: The top of the support frame (21) is fixedly installed with a stand (22), a through groove is formed in the side surface of the stand (22), the inner wall of the through groove is fixedly installed with a vertical rod (25), the outer wall of the vertical rod (25) is slidably connected with a sliding table (26), the top of the stand (22) is fixedly installed with a support plate base (23), the top of the support plate base (23) is fixedly installed with a synchronous air cylinder (24), and the telescopic end of the synchronous air cylinder (24) extends to the bottom of the support plate base (23) and is fixedly connected with the top of the sliding table (26).

7. A crimp forming apparatus for packaging products as defined in claim 6, wherein: The bottom of the sliding table (26) is fixedly installed with a connecting piece (27), the bottom of the connecting piece (27) is fixedly installed with an upper mold body (28), one end of the branch pipe (32) away from the hollow piece (31) is fixedly connected to the top of the upper mold body (28), and the hollow piece (31) is fixedly installed on the back of the sliding table (26).

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