A device for producing special-shaped thermos cups by thinning the cup wall

Abstract

The utility model relates to the technical field of production and preparation of thermos cups, and discloses a special-shaped thermos cup production device for cup wall thinning processing, including a support table, a No. 1 mold core is rotatably installed on the top of the support table, a material pulling component is fixedly sleeved on the outer surface of the No. 1 mold core, a thinning component is provided on the top of the No. 1 mold core, a material withdrawal component is sleeved on the bottom of the No. 1 mold core, a pipe expansion component is fixedly provided on the top of the support table, and a pressure component is provided on the top of the pipe expansion component. The utility model utilizes the cooperation of the No. 1 mold core, the thinning component and the material pulling component. When thin-wall processing of a metal water cup is performed, the No. 1 mold core is used to drive the sleeved embryo tube to rotate, and the extrusion of the top thinning wheel is coordinated with the downward pulling of the material pulling component in the rotating state, and the thin-wall forming processing of the metal thermos cup is realized by the cooperation of extrusion plastic extension and active stretching. The actual double forming efficiency is high and the practical effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of production and preparation of thermos cups, and more specifically, to a production device for special-shaped thermos cups formed by thinning the cup wall. Background Art

[0002] Metal thermos cups are usually made of stainless steel and are double-layered. The air between the outer cup and the inner liner is evacuated by vacuuming to achieve the purpose and effect of heat insulation and heat preservation.

[0003] At present, in the production and manufacturing process of thermos bottles, the lightweight and seamless overall appearance of the thermos bottles are being optimized, but they can never be perfect. For example, the overall weight and lightness of the thermos bottles. Although the current thinning process has made great breakthroughs in this regard, it also has limitations. There is usually no problem with the straight tube thinning state, but for the processing of the angled cup body, there is a certain degree of processing difficulty during production and manufacturing, and the rapid production efficiency is low. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model provides a device for producing special-shaped thermos cups by spiral thinning the cup wall, which has the advantages of realizing spiral thinning of special-shaped thermos cups and improving continuous production efficiency.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a production device for a special-shaped thermos cup formed by thinning the cup wall, comprising a support platform, a No. 1 mold core is rotatably mounted on the top of the support platform, a material pulling assembly is fixedly sleeved on the outer surface of the No. 1 mold core, a thinning assembly is provided on the top of the No. 1 mold core, a material withdrawing assembly is sleeved on the bottom of the No. 1 mold core, a pipe expanding assembly is fixedly provided on the top of the support platform, a pressure assembly is provided on the top of the pipe expanding assembly, a rotating mechanism is provided on the bottom of the support platform, and the rotating mechanism drives the No. 1 mold core to rotate;

[0006] The pipe expansion assembly comprises a guide sleeve, a No. 2 mold core and a stripping rod. The top of the No. 2 mold core is a truncated cone, and the guide sleeve is located on the outer side of the No. 2 mold core.

[0007] Preferably, the outer surface of the No. 1 mold core is fixedly sleeved with gear 1, and the rotating mechanism includes a motor and gear 2, and the motor drives the meshing gear 1 to rotate through gear 2.

[0008] Preferably, the thinning assembly includes a thinning wheel, a No. 1 hydraulic rod and a bracket, wherein the No. 1 hydraulic rod is fixedly mounted on the top of the support platform, the thinning wheel is located on both sides above the No. 1 mold core, and the bracket is fixed on the top of the No. 1 hydraulic rod and is fixedly connected to the thinning wheel.

[0009] Preferably, the material pulling assembly includes a fixed ring, a No. 2 hydraulic rod, a material stripping ring and a material pulling ring. The fixed ring is fixedly sleeved on the outer surface of the No. 1 mold core, the No. 2 hydraulic rod is fixedly installed on the top of the fixed ring, the material stripping ring is fixedly installed on the movable end of the No. 2 hydraulic rod, a threaded rod is fixedly provided on the top of the material stripping ring, the material pulling ring is movably sleeved on the threaded rod, and a locking ring threadedly sleeved on the threaded rod is provided on the top of the material pulling ring.

[0010] Preferably, the material return assembly includes a material return rod, a material return plate and an electric push rod No. 1, the electric push rod No. 1 is fixed to the bottom of the mold core No. 1 through a fixing frame, the material return rod is movably sleeved inside the mold core No. 1, the upper end of the material return rod passes through the mold core No. 1 and is fixedly connected to the material return plate, and the diameter value of the material return plate is equal to the diameter value of the mold core No. 1.

[0011] Preferably, the guide sleeve and the No. 2 mold core are both fixedly connected to the top of the support platform, the upper end of the guide sleeve is located above the No. 2 mold core, the stripping rod is movably sleeved in the No. 2 mold core, and a No. 2 electric push rod is provided at the bottom of the support platform, and the movable end of the No. 2 electric push rod is fixedly connected to the stripping rod.

[0012] Preferably, the pressure assembly includes a No. 3 hydraulic rod, an upper template and a connecting bent rod. The No. 3 hydraulic rod is fixedly mounted on the top of the support platform. The upper template is located directly above the guide sleeve. The upper template is fixedly connected to the connecting column at the top of the No. 3 hydraulic rod through the connecting bent rod. The diameter of the upper template is smaller than the inner diameter of the guide sleeve.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model utilizes the cooperation of the No. 1 mold core, the thinning component and the material pulling component. When thin-wall processing of the metal water cup is performed, the No. 1 mold core is used to drive the sleeved embryo tube to rotate, and the top thinning wheel is extruded in the rotating state, and the material pulling component is pulled downward. The extrusion plastic extension and active stretching are used to cooperate to achieve fast and efficient thin-wall forming processing of the metal insulation cup. The actual double forming efficiency is high and the practical effect is good.

[0015] 2. The utility model moves the material pulling component up and down in cooperation with the material return rod built into the No. 1 mold core. After the actual thin-wall processing, the external material return ring pushes the thin-walled cup tube upward along the bottom end. At the same time, the material return rod drives the material return plate to push upward along the inside of the thin-walled cup tube. The internal and external, up and down dual synchronous pushing processing is utilized to realize the rapid discharge of the stretched and thin-walled cup tube, further reduce the difficulty of material return, improve the continuous upper efficiency, and have good practical effect.

[0016] 3. The utility model arranges a No. 1 mold core and a tube expansion assembly on a support table. After completing the thin-wall treatment of the embryo tube, the thin-walled cup tube is inverted in the tube expansion assembly, and the pressure assembly is used to compress the thin-walled cup tube and move it along the No. 2 mold core. In conjunction with the conical surface structure of the No. 2 mold core, the open end of the pressed thin-walled cup tube is guided to be squeezed and expanded to complete the tube expansion treatment, thereby quickly completing the thin-wall treatment and tube expansion treatment of the special-shaped thermos cup. For non-straight-cylinder metal thermos cups, fast and stable production and preparation are also achieved, overcoming the problem of difficulty in producing special-shaped metal thermos cups, and the use effect is good. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a cross-sectional schematic diagram of the utility model;

[0019] Figure 3 It is a schematic diagram of the meshing of the rotating mechanism and the gear 1 of the utility model;

[0020] Figure 4 It is a schematic diagram of the material pulling assembly of the utility model;

[0021] Figure 5 It is an exploded schematic diagram of the No. 1 mold core and the material stripping assembly of the utility model;

[0022] Figure 6 It is a schematic diagram of the thinning component of the utility model.

[0023] In the figure: 1. Support table; 2. Mold core No. 1; 3. Gear 1; 4. Rotating mechanism; 5. Thinning assembly; 51. Thinning wheel; 52. Hydraulic rod No. 1; 53. Bracket; 6. Pulling assembly; 61. Fixing ring; 62. Hydraulic rod No. 2; 63. Unloading ring; 64. Pulling ring; 7. Unloading assembly; 71. Unloading rod; 72. Unloading plate; 73. Electric push rod No. 1; 8. Pipe expansion assembly; 81. Guide sleeve; 82. Mold core No. 2; 83. Unloading rod; 9. Pressure assembly; 91. Hydraulic rod No. 3; 92. Upper template; 93. Connecting bent rod. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] like Figures 1 to 6As shown, the utility model provides a special-shaped thermos cup production device for cup wall thinning, comprising a support platform 1, a No. 1 mold core 2 is rotatably mounted on the top of the support platform 1, a material pulling component 6 is fixedly sleeved on the outer surface of the No. 1 mold core 2, a thinning component 5 is provided on the top of the No. 1 mold core 2, a material withdrawing component 7 is sleeved on the bottom of the No. 1 mold core 2, a pipe expansion component 8 is fixedly provided on the top of the support platform 1, a pressure component 9 is provided on the top of the pipe expansion component 8, a rotating mechanism 4 is provided on the bottom of the support platform 1, and the rotating mechanism 4 drives the No. 1 mold core 2 to rotate;

[0026] The pipe expansion assembly 8 includes a guide sleeve 81 , a second mold core 82 and a stripping rod 83 . The top of the second mold core 82 is a truncated cone, and the guide sleeve 81 is located outside the second mold core 82 .

[0027] Among them, the outer surface of the No. 1 mold core 2 is fixedly sleeved with a gear 1 3, and the rotating mechanism 4 includes a motor and a gear 2. The motor drives the meshing gear 1 3 to rotate through the gear 2.

[0028] The gear 3 is driven to rotate by the rotating mechanism 4, so as to complete the rotation of the No. 1 mold core 2 and drive the embryo tube to rotate.

[0029] The thinning assembly 5 includes a thinning wheel 51, a No. 1 hydraulic rod 52 and a bracket 53. The No. 1 hydraulic rod 52 is fixedly installed on the top of the support platform 1. The thinning wheel 51 is located on both sides above the No. 1 mold core 2. The bracket 53 is fixed on the top of the No. 1 hydraulic rod 52 and is fixedly connected to the thinning wheel 51.

[0030] The thinning wheel 51 is rotated to contact and extrude along the outer side of the top of the embryo tube, and extrusion deformation is achieved while the embryo tube is rotating, thereby completing stretching and reducing the thickness.

[0031] Among them, the pulling assembly 6 includes a fixed ring 61, a No. 2 hydraulic rod 62, a material withdrawal ring 63 and a pulling ring 64. The fixed ring 61 is fixedly sleeved on the outer surface of the No. 1 mold core 2, the No. 2 hydraulic rod 62 is fixedly installed on the top of the fixed ring 61, and the material withdrawal ring 63 is fixedly installed on the movable end of the No. 2 hydraulic rod 62. A threaded rod is fixedly provided on the top of the material withdrawal ring 63, and the pulling ring 64 is movably sleeved with the threaded rod. A locking ring threadedly sleeved with the threaded rod is provided on the top of the pulling ring 64.

[0032] The bottom of the embryo tube is clamped and fixed by the pulling assembly 6 to ensure that the embryo tube rotates synchronously with the No. 1 mold core 2, and the No. 2 hydraulic rod 62 is used to guide the downward stretching to accelerate the thin-wall processing efficiency, and quickly realize the rapid discharge of the formed thin-wall cup tube when moving upward in the opposite direction.

[0033] Among them, the material return assembly 7 includes a material return rod 71, a material return plate 72 and an electric push rod No. 1 73. The electric push rod No. 1 73 is fixed to the bottom of the No. 1 mold core 2 through a fixing frame. The material return rod 71 is movably sleeved inside the No. 1 mold core 2. The upper end of the material return rod 71 passes through the No. 1 mold core 2 and is fixedly connected to the material return plate 72. The diameter value of the material return plate 72 is equal to the diameter value of the No. 1 mold core 2.

[0034] The material stripping assembly 7 is utilized to rotate along with the No. 1 mold core 2 and is pushed upward from the inside of the formed thin-walled cup tube after stopping, thereby completing the enhanced material stripping.

[0035] Among them, the guide sleeve 81 and the No. 2 mold core 82 are both fixedly connected to the top of the support platform 1, the upper end of the guide sleeve 81 is located above the No. 2 mold core 82, the stripping rod 83 is movably sleeved in the No. 2 mold core 82, and a No. 2 electric push rod is provided at the bottom of the support platform 1. The movable end of the No. 2 electric push rod is fixedly connected to the stripping rod 83. The pressure assembly 9 includes a No. 3 hydraulic rod 91, an upper template 92 and a connecting bent rod 93. The No. 3 hydraulic rod 91 is fixedly installed on the top of the support platform 1, and the upper template 92 is located directly above the guide sleeve 81. The upper template 92 is fixedly connected to the connecting column at the top of the No. 3 hydraulic rod 91 through the connecting bent rod 93. The diameter value of the upper template 92 is smaller than the inner diameter value of the guide sleeve 81.

[0036] By using the expansion assembly 8 to cooperate with the inverted insertion of the formed thin-walled cup tube and using top compression, the bottom opening of the thin-walled cup tube is expanded and deformed along the surface structure shape of the second mold core 82, completing the expansion process and realizing special-shaped processing.

[0037] The working principle and use process of the utility model are as follows: when in use, the embryo tube is sleeved on the top of the No. 1 mold core 2, and the pulling ring 64 in the pulling component 6 is pressed on the outer side of the lower edge of the embryo tube, and the pulling ring 64 is sleeved with the threaded rod and fixed with the locking ring, the rotating mechanism 4 is started, so that the motor drives the gear 1 3 to rotate through the gear 2, so that the No. 1 mold core 2 rotates, so that the clamped embryo tube is driven to rotate, and the No. 1 hydraulic rod 52 in the thinning component 5 is started, so that the thinning wheel 51 moves downward at a uniform speed, and the thinning wheel 51 is pressed and moved downward along the top edge of the rotating embryo tube. As the embryo tube rotates, the No. 2 hydraulic rod 62 is started at the same time and the material withdrawal ring 63 and the pulling ring 64 are pulled downward to stretch the embryo tube downward. At this time, the embryo tube is gradually squeezed from the top to the bottom, the thickness of the embryo tube becomes thinner, and the longitudinal length is continuously extended. After the cup wall thinning process is completed, the rotation is stopped, the locking ring is selected and the pulling ring 64 is removed, and the material return assembly 7 is started, so that the No. 1 electric push rod 73 drives the material return rod 71 to move up along the stationary No. 1 mold core 2, and drives the material return plate 72 to push upward from the inside of the thin-walled cup tube, and the thin-walled cup tube is quickly pushed out from the top of the No. 1 mold core 2, completing the discharge and waiting for the next round of loading processing; when the tube needs to be expanded, the thin-walled cup tube is inverted in the guide sleeve 81 along the guide sleeve 81 and sleeved on the top of the No. 2 mold core 82, and the No. 3 hydraulic rod 91 in the pressure assembly 9 is started to drive the upper template 92 to move into the guide sleeve 81, and press the thin-walled cup tube downward to be inserted along the No. 2 mold core 82, and as the lower end of the thin-walled cup tube is squeezed and expanded along the outer side of the No. 2 mold core 82, the tube expansion is completed, and the thin-wall processing and preparation of the special-shaped thermos cup is completed.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A device for producing a special-shaped thermos cup by thinning the cup wall, comprising a support table (1), characterized in that: A mold core (2) is rotatably mounted on the top of the support platform (1), a material pulling assembly (6) is fixedly sleeved on the outer surface of the mold core (2), a thinning assembly (5) is provided on the top of the mold core (2), a material withdrawing assembly (7) is sleeved on the bottom of the mold core (2), a pipe expansion assembly (8) is fixedly mounted on the top of the support platform (1), a pressure assembly (9) is provided on the top of the pipe expansion assembly (8), and a rotating mechanism (4) is provided on the bottom of the support platform (1), and the rotating mechanism (4) drives the mold core (2) to rotate; The pipe expansion assembly (8) comprises a guide sleeve (81), a second mold core (82) and a stripping rod (83); the top of the second mold core (82) is a truncated cone; and the guide sleeve (81) is located outside the second mold core (82).

2. The device for producing a special-shaped thermos cup by thinning the cup wall according to claim 1, characterized in that: The outer surface of the No. 1 mold core (2) is fixedly sleeved with a gear 1 (3), and the rotating mechanism (4) comprises a motor and a gear 2, and the motor drives the meshing gear 1 (3) to rotate via the gear 2.

3. The device for producing a special-shaped thermos cup by thinning the cup wall according to claim 1, characterized in that: The thinning assembly (5) comprises a thinning wheel (51), a No. 1 hydraulic rod (52) and a bracket (53), wherein the No. 1 hydraulic rod (52) is fixedly mounted on the top of the support platform (1), the thinning wheel (51) is located on both sides above the No. 1 mold core (2), and the bracket (53) is fixed on the top of the No. 1 hydraulic rod (52) and is fixedly connected to the thinning wheel (51).

4. The device for producing a special-shaped thermos cup by thinning the cup wall according to claim 1, characterized in that: The material pulling assembly (6) comprises a fixed ring (61), a No. 2 hydraulic rod (62), a material stripping ring (63) and a material pulling ring (64); the fixed ring (61) is fixedly sleeved on the outer surface of the No. 1 mold core (2); the No. 2 hydraulic rod (62) is fixedly installed on the top of the fixed ring (61); the material stripping ring (63) is fixedly installed on the movable end of the No. 2 hydraulic rod (62); a threaded rod is fixedly provided on the top of the material stripping ring (63); the material pulling ring (64) is movably sleeved on the threaded rod; and a locking ring is provided on the top of the material pulling ring (64) which is threadedly sleeved on the threaded rod.

5. The device for producing a special-shaped thermos cup by thinning the cup wall according to claim 1, characterized in that: The material stripping assembly (7) comprises a material stripping rod (71), a material stripping plate (72) and a first electric push rod (73); the first electric push rod (73) is fixed to the bottom of the first mold core (2) via a fixing frame; the material stripping rod (71) is movably sleeved inside the first mold core (2); the upper end of the material stripping rod (71) passes through the first mold core (2) and is fixedly connected to the material stripping plate (72); the diameter value of the material stripping plate (72) is equal to the diameter value of the first mold core (2).

6. The device for producing a special-shaped thermos cup by thinning the cup wall according to claim 1, characterized in that: The guide sleeve (81) and the second mold core (82) are both fixedly connected to the top of the support platform (1), the upper end of the guide sleeve (81) is located above the second mold core (82), the stripping rod (83) is movably sleeved in the second mold core (82), and a second electric push rod is provided at the bottom of the support platform (1), and the movable end of the second electric push rod is fixedly connected to the stripping rod (83).

7. The device for producing a special-shaped thermos cup by thinning the cup wall according to claim 6, characterized in that: The pressure assembly (9) comprises a No. 3 hydraulic rod (91), an upper template (92) and a connecting bent rod (93); the No. 3 hydraulic rod (91) is fixedly mounted on the top of the support platform (1); the upper template (92) is located directly above the guide sleeve (81); the upper template (92) is fixedly connected to a connecting column at the top of the No. 3 hydraulic rod (91) via the connecting bent rod (93); and the diameter of the upper template (92) is smaller than the inner diameter of the guide sleeve (81).

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