TWI408033B - Toolbox method and toolbox - Google Patents

Abstract

The present invention provides a manufacturing method for tool box and the tool box made by the manufacturing method. The material injection step in the manufacturing method for tool box is to inject the first plastic material, the second plastic material and the third plastic material into the mold head respectively through two injection nozzles and a soft material injection nozzle. The tool box manufactured by this method comprises a box body and a cushion body, wherein the box body is hollow and is formed by connecting an inner portion and an outer portion; and, the cushion body is soft and elastic, and is integrally connected with the inner portion. Thus, the tool box is provided with an elastic and soft cushion body, so that the integrally connected elastic and soft cushion body may avoid the collision and damage between tools and the box body, and may retain the force of clamping tool, so as to provide a practical and convenient tool box.

Description

Toolbox method and toolbox

The invention relates to a container for placing a tool, in particular to a toolbox manufacturing method and a tool box.

At present, the prior art toolbox is composed of a rigid box body, and the box system is recessed with a plurality of tool grooves for the tool to be placed or taken out. However, since the tool and the box are both rigid, the tool groove is easily worn during the process of being taken out and placed, and the gap is not easily formed, so that the tool is easily placed, and the tool is easily dropped; It is easy to produce burrs, and when the tool is placed or removed, the fingers easily touch the burrs of the box and cause discomfort.

Therefore, the prior art toolbox has the disadvantage that it is easy to wear and cause a gap, which makes it impossible to surely arrange the tool tightly, and the casing is burred to cause discomfort, which is necessary for improvement.

In order to solve the disadvantages and limitations of the prior art toolbox that the wearer is prone to wear, the tool is not tightly disposed, and the burr is uncomfortable, the object of the present invention is to provide a toolbox method and a toolbox, a toolbox. The method of preparing the method is that the first plastic, the second plastic and the third plastic respectively enter the die through the two injection nozzles and the soft material injection nozzle; the tool box manufactured by the method comprises the box body and the pad The body is hollow and is formed by the inner side portion and the outer side portion being joined together; the pad system is elastic and soft and integrally connected to the inner side portion; thereby, the tool case has an elastic soft body, and the elastic body is integrally coupled The soft pad body can avoid the collision between the tool and the box body, and can maintain the force of the clamping tool, which is extremely practical and convenient.

The technical means used in the present invention is to provide a toolbox manufacturing method, the steps comprising: feeding, placing three kinds of plastic particles into two hard material feeding devices and a soft material feeding device, wherein the soft material The type of plastic particles in the material feeding device is different from the type of plastic particles in each of the hard material feeding devices; the heating mixed chain is formed by heating and mixing the three kinds of plastic particles to form a semi-liquid shape. a first plastic, a second plastic and a third plastic, wherein the first plastic and the second plastic are respectively located in the two hard material feeding devices, and the third plastic is located in the soft material feeding device The storage material is that the first plastic, the second plastic and the third plastic respectively enter the storage barrel of the two hard material feeding devices and the storage barrel of the soft material feeding device; The first plastic, the second plastic and the third plastic are pressed and extruded into a corresponding storage bucket; and the first plastic, the second plastic and the third plastic are respectively injected through two injections The mouth and a soft material are injected into the mouth to enter a die; extrusion The first plastic, the second plastic and the third plastic are combined and extruded into the die to form a hollow plastic body; and in the synthetic type, the plastic body is pressed by a pair of pressing molds. Press forming to form a tool box; demoulding, the mold is horizontally separated and demoulded; and folded in half, the toolbox is folded in half, that is, the process ends.

The tool kit manufacturing method, wherein a fourth plastic is formed in the step of heating the mixed chain, and the fourth plastic and the third plastic material are respectively located in the two soft material feeding devices; The fourth plastic enters the storage bucket of the corresponding soft material feeding device; in the step of pressurizing discharging, the fourth plastic is pressurized and extruded to the corresponding storage bucket; In the step of injecting, the fourth plastic is injected into the nozzle through the corresponding soft material into the nozzle; in the step of extruding the plastic, the fourth plastic is combined with the second plastic described above. The die is extruded to form a hollow plastic body.

A tool box comprising: a box body which is hollow and is connected by an inner side portion and an outer side portion; a cover body is disposed on the box body and pivotally connected to the box body, The cover system faces the inner portion; and a pad body that is elastic and integrally coupled to the inner portion.

The tool case is further provided with a pad body which is elastic and integrally coupled to the outer side portion.

In the above tool case, the pad system described above is integrally coupled to the aforementioned box body by welding.

In the above tool case, the aforementioned cover body is pivotally connected to the aforementioned box system in an integrally connected manner.

The toolbox manufacturing method provided by the invention and the toolbox manufactured by the method of the invention can achieve at least the following specific benefits and enhancements:

1. Maintaining the strength of the clamping tool: The tool case of the present invention can avoid the collision of the tool and the box by the elastic soft cushion body which is integrally connected, and can maintain the force of the clamping tool, which is extremely practical and convenient.

2. Reducing discomfort: Since the tool box of the present invention has a soft and soft cushion body, the box body can be prevented from being worn and burrs can be generated, and the finger touches the cushion body during pick and place without feeling uncomfortable.

In order to understand the technical features and practical effects of the present invention in detail, and in accordance with the contents of the specification, the following further describes the preferred embodiment of the present invention as follows: a toolbox provided by the present invention The preferred embodiment is manufactured by a plastic injection molding machine D. The plastic injection molding machine D is provided with a die, as shown in Figures 1, 2 and 5, the die includes: a mold shell The group, the mold group, the two injection nozzles 90 and a soft material injection nozzle B and the like, wherein: the mold group is a vertical column.

The mold shell group is a hollow cylindrical casing disposed vertically and surrounding the mold core, wherein a space between the mold shell group and the mold group forms a first injection flow path and a second injection a flow channel, the first injection flow channel and the second injection flow channel are each provided with a bottom portion communicating with each other, and the first injection flow channel is separated into two inner and outer layers at a middle position, and a soft material flow path is formed in an outer layer of a middle portion of the injection flow channel, the soft flow channel is elongated in a vertical direction and has a semicircular cross-sectional shape, and the soft flow channel is provided with a bottom portion. The bottom of the soft material flow channel is located above the bottom of the first injection flow path and communicates with the inner layer of the middle portion of the first injection flow path.

As shown in FIG. 1 to FIG. 3, the mold case assembly includes a mold case 10 and an outer case piece 50. The mold case 10 is a vertically disposed hollow cylindrical case and is provided with an outer peripheral surface and a top end surface 11. a bottom end surface 13, a groove 15 and a notch 17; the groove 15 has a semicircular cross-sectional shape, and the groove 15 is radially recessed on the outer circumferential surface of the mold shell 10 and penetrates the mold shell The bottom end surface 13 of the bottom portion 13 is provided with a bottom surface, and the bottom surface of the opening 15 extends in a vertical direction; preferably, the height of the opening 15 in the vertical direction is about the height of the mold shell 10. Preferably, the slot 15 is centered on the central axis of the mold case 10 and bent clockwise by a quarter turn in the horizontal direction; the notch 17 has a semicircular cross-sectional shape. The notch 17 is radially disposed on the bottom surface of the slot 15 and is provided with a notch and a bottom. The notch of the notch 17 is aligned with the bottom end surface 13 of the cavity 10, and the bottom of the slot 17 is Located above the notch of the notch 17; preferably, the notch 17 is centered on the central axis of the form 10 and is slightly curved clockwise in the horizontal direction; The 50-section has a semi-circular cross-sectional shape, and the outer cover 50 is fixed to the slot 15 and fixed to the mold case 10; the outer cover piece 50 is provided with a top end and a bottom end, and the top end of the outer cover piece 50 is Preferably, the outer shell piece 50 is centered on the central axis of the mold shell 10 and bent clockwise by a quarter turn in the horizontal direction; preferably, the outer shell piece 50 is welded. The method is fixed to the mold case 10; the soft material flow path is formed between the mold case 10 and the outer case piece 50 [that is, the groove 15 and the notch groove 17].

As shown in FIG. 1 to FIG. 3, the mold core group includes a mold core 30 and two partition plates 70. The mold core 30 is axially disposed in the mold case 10, and the mold core 30 is cylindrical and the The diameter of the mold core 30 is smaller than the diameter of the mold shell 10; the mold core 30 is provided with a top portion and a bottom portion, and the top portion of the mold core 30 is cut at the top end surface 11 of the mold shell 10, and the mold core 30 is The bottom portion is cut in the notch of the notch 17, the bottom end surface 13 of the mold case 10 [shown in FIG. 4], and the bottom end of the outer casing piece 50.

The two partition plates 70 are located in the mold shell 10 at a position different from the mold core 30 and extend in a vertical direction to form an elongated shape. The two partition plates 70 are located on opposite sides of the mold core 30, and each of the partition plates 70 The mold case 10 and the mold core 30 are fixed and provided with a top end and a bottom end. The top ends of the two partition plates 70 are cut to the top end surface 11 of the mold shell 10 and are respectively located at the top end of the outer shell piece 50. Immediately above the corners of the two ends; please further refer to FIG. 4, the bottom surface of each partition 70 is located at a level higher than the horizontal plane of the bottom end of the mold core 30 and lower than the horizontal plane of the bottom of the notch 17; In the present invention, the first injection flow path and the second injection flow path are respectively formed in a space between the two partition plates 70; preferably, each of the partition plates 70 is formed by the mold case 10 The center axis is the center of the circle and is bent clockwise by a quarter turn in the horizontal direction.

As shown in FIG. 1 and FIG. 5, the two injection nozzles 90 are respectively radially disposed on the mold shell 10 and adjacent to the top end surface 11 of the mold shell 10, wherein each of the injection nozzles 90 is horizontally located. Between the two partitions 70; preferably, the two injection nozzles 90 are located on opposite sides of the mold shell 10 and on the same horizontal plane.

As shown in FIG. 5, the soft material injection nozzle B is passed through the top end of the outer casing sheet 50.

As shown in FIG. 5, the plastic injection molding machine D is further provided with two hard material feeding devices D1, a soft material feeding device D3 and a pair of pressing molds D5; the two hard materials are fed. The device D1 and the soft material feeding device D3 have the same structure and are respectively provided with a heating mixed chain pipe D11, D31, a storage bucket D13, D33, a conveying pipe D15, D35 and a pressure cylinder D17, D37, each storage material The barrels D13 and D33 are connected with the corresponding heating mixed-chain pipes D11 and D31 and the corresponding conveying pipes D15 and D35; the three conveying pipes D15 and D35 are respectively associated with the two injection nozzles 90 and the soft material injection nozzle B is connected; each of the pressure cylinders D17 and D37 is connected to the corresponding storage tanks D13 and D33; the pair of pressing molds D5 are disposed under the mold shell 10 and the mold core 30, and the pair of pressing molds D5 are horizontally facing each other. The two hard material feeding devices D1, the pair of pressing molds D5, the two injection nozzles 90 and the soft material injection nozzles B belong to the prior art members, and the detailed structure and the connection relationship are not described herein; A preferred embodiment of the toolbox manufacturing method is shown in FIG. 7. The steps are as follows: feeding, three kinds of plastic particles are respectively placed into the two hard materials. The feeding device D1 and the soft material feeding device D3, wherein the type of the plastic particles in the soft material feeding device D3 is different from the type of the plastic particles in each of the hard material feeding devices D1, and each of the hard materials The color of the plastic particles in the feeding device D1 is different from the color of the plastic particles of the other hard material feeding device D1; for example, each hard material feeding device D1 is plastic placed in a material such as PE, PP or ABS. The soft material feeding device D3 is provided with plastic particles of materials such as PPR, PPE or K rubber; and furthermore, the two hard material feeding devices D1 are respectively placed with black and red PE plastic particles. The soft material feeding device D3 is provided with PPR plastic particles; the heating mixed chain is formed by the heating mixed chains of the corresponding heating mixed-chain pipes D11 and D31 to form a semi-liquid shape. a first plastic, a second plastic and a third plastic, wherein the first plastic and the second plastic are respectively located in the two hard material feeding devices D1, and the third plastic is located in the soft material feeding Device D3; a storage material, the first plastic, the second plastic, and the first The three plastics respectively enter the corresponding storage buckets D13, D33; the pressurized discharge is that the first plastic, the second plastic and the third plastic are pressed and extruded correspondingly by the corresponding pressure cylinders D17, D37. The storage tanks D13, D33; the first plastic, the second plastic and the third plastic are respectively inserted into the die through the two injection nozzles 90 and the soft material injection nozzle B, that is, The mold case 10 and the slot 15 are formed, wherein the first plastic and the second plastic body respectively enter a gap between the mold shell 10 and the mold core 30 and are respectively separated by the two partition plates 70 [also That is, the first injection flow channel and the second injection flow channel respectively enter, and the first plastic is adjacent to the groove 15; the third plastic enters between the outer shell piece 50 and the mold case 10 , that is, entering the soft material flow channel; the first plastic, the second plastic, and the third plastic system respectively flow downward due to gravity, and slowly cool during the flow; due to the bottom of each partition 70 The water level of the end is higher than the horizontal plane of the bottom end of the mold core 30 and lower than the horizontal plane of the bottom of the notch 17, so the first Feeding and bonding with the third plastic before flowing to the bottom end of the corresponding partition 70 (because the first plastic and the third plastic are still viscous at this time); Next, the first plastic is combined with the third plastic and continues to move downward until the bottom ends of the two partitions 70 pass to contact and bond with the second plastic; finally, the first plastic, The second plastic and the third plastic are tightly bonded together before being extruded adjacent to the bottom end of the mold core 30; the extruded plastic is combined with the first plastic, the second plastic and the third plastic The mold body 10 is extruded to form a hollow plastic body L. Referring to FIG. 6 further, the plastic body L1 includes the first plastic L1, the second plastic L2 and the third plastic L3, wherein the plastic body One half of the outer peripheral surface of L is formed by the third plastic L3; for the synthetic type, the plastic body L is extrusion-molded by the pair of pressing dies D5 and forms a preferred embodiment of the tool case T of the present invention [e.g. 8 and 9]; the toolbox T includes a box T1, a cover T2 and a pad T3, the toolbox T system The box body T1 and the lid body T2 can be folded in half, and the box body T1 is a hollow flat elongated shell and is formed by a pair of inner side portions T11 and one outer side portion T12. The inner side portion T11 That is, the first plastic L1 is formed by the second plastic L2; the cover T2 can be covered by the casing T1 and pivoted integrally with the casing T1. The cover body T2 can be oriented toward the inner portion T11; the pad body T3 is integrally coupled to the inner portion T11 and formed by the third plastic L3; wherein, since the box T1 is made of PE, PP and ABS After heating, mixing, forming, and cooling, a hard material is formed; and the mat T3 is heated, mixed, formed, and cooled by PPR, PPE, or K glue to form a soft material; and the mold is removed, and the press mold D5 is Horizontal separation and demoulding.

In the fold, the toolbox T is folded in half and can be used, that is, the process ends.

The number of the slots 15 , the aforementioned notches 17 , the outer shell piece 50 and the soft material injection nozzle B may also be two, and the two slots 15 are located at two opposite sides of the mold shell 10 . The side and each groove 15 have a slightly smaller cross-sectional shape than the semicircular shape; therefore, another preferred embodiment of the toolbox manufacturing method of the present invention is: forming a fourth plastic in the step of heating the mixed chain, the fourth The plastic and the third plastic system are respectively located in the two soft material feeding devices; in the foregoing step of storing materials, the fourth plastic enters the storage drum of the corresponding soft material feeding device; In the step of discharging, the fourth plastic is pressurized and extruded into a corresponding storage bucket; in the foregoing step of injecting, the fourth plastic is injected into the nozzle through the corresponding soft material into the aforementioned die Correspondingly, in the step of extruding the plastic, the fourth plastic is combined with the second plastic and extruded into the die to form a hollow plastic body; thereby manufacturing the tool Another preferred embodiment of the case has a case, a cover and two pads, the case An inner portion and an outer portion are integrally provided, and the two pad systems are integrally coupled to the inner side portion and the outer side portion of the box body respectively; the tool case of another embodiment of the present invention is the tool box of the preferred embodiment described above. The benefits and effects of T are the same, so I won't go into details here.

In the present invention, the press mold D5 can also be designed to extrude only the box T1 and the mat body T3, and the other types of the cover body T2 can be further pivoted on the box body T1, and can be used to achieve the present invention. Efficacy and purpose, the present invention does not specifically limit the form of the cover.

10. . . Mold case

11. . . Top surface

13. . . Bottom end

15. . . Slotting

17. . . Missing slot

30. . . Mold

50. . . Shell piece

70. . . Partition

90. . . Injection nozzle

B. . . Soft material injection nozzle

D. . . Plastic injection molding machine

D1. . . Hard material feeding device

D11. . . Heating mixed chain tube

D13. . . Storage tank

D15. . . Duct

D17. . . Pressure cylinder

D3. . . Soft material feeding device

D31. . . Heating mixed chain tube

D33. . . Storage tank

D35. . . Duct

D37. . . Pressure cylinder

D5. . . Pressing die

L. . . Plastic body

L1. . . First plastic

L2. . . Second plastic

L3. . . Third plastic

T. . . Toolbox

T1. . . Box

T11. . . Inner side

T12. . . Outer part

T2. . . Cover

T3. . . Pad body

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a perspective view of a die of a preferred embodiment of the present invention.

Figure 2 is an exploded perspective view of a portion of the die of the preferred embodiment of the present invention.

Figure 3 is a perspective cross-sectional view of a die of a preferred embodiment of the present invention.

Figure 4 is an enlarged cross-sectional view showing a portion of a die of a preferred embodiment of the present invention.

Figure 5 is a perspective view showing the appearance of a plastic injection molding machine in accordance with a preferred embodiment of the present invention.

Figure 6 is an enlarged cross-sectional view showing a plastic body in accordance with a preferred embodiment of the present invention.

Figure 7 is a flow chart of a preferred embodiment of the toolbox manufacturing method of the present invention.

Figure 8 is a perspective view of a tool case in accordance with a preferred embodiment of the present invention.

Figure 9 is a partial cross-sectional view of a tool case in accordance with a preferred embodiment of the present invention.

T. . . Toolbox

T1. . . Box

T12. . . Outer part

T2. . . Cover

T3. . . Pad body

Claims (7)

A toolbox manufacturing method, the method comprising the steps of: feeding three plastic particles into two hard material feeding devices and a soft material feeding device, wherein the soft material in the soft material feeding device The type is different from the type of plastic particles in each of the hard material feeding devices; the heating mixed chain is formed by heating and mixing the three plastic particles to form a first plastic and a second plastic which are semi-liquid. And a third plastic, wherein the first plastic and the second plastic are respectively located in the two hard material feeding devices, and the third plastic is located in the soft material feeding device; the storage material is the first plastic The second plastic and the third plastic respectively enter the storage barrel of the two hard material feeding devices and the storage barrel of the soft material feeding device; the pressurized discharging is the first plastic and the second plastic And the third plastic is press-extruded into the corresponding storage tank; the first plastic, the second plastic and the third plastic are respectively injected through the two injection nozzles and a soft material injection nozzle a die; an extruded plastic, the first plastic, the second plastic The third plastic is combined and extruded into the die to form a hollow plastic body; for the synthetic type, the plastic body is pressed and formed by a pair of pressing molds to form a tool box; The mold is horizontally separated and demolded; and the fold is folded in half, that is, the process ends. The method of claim 1, wherein in the step of heating the mixed chain, a fourth plastic is formed, and the fourth plastic and the third plastic are respectively located in two soft material feeding devices; In the foregoing step of storing the material, the fourth plastic enters the storage bucket of the corresponding soft material feeding device; in the step of pressurizing discharging, the fourth plastic is pressed and extruded correspondingly. a storage tank; in the foregoing step of injecting, the fourth plastic is injected into the foregoing die through the corresponding soft material injection nozzle; in the foregoing step of extruding the plastic, the fourth plastic is The aforementioned second plastic is combined and extruded into the die to form a hollow plastic body. A tool box comprising: a box body which is hollow and is connected by an inner side portion and an outer side portion; a cover body is disposed on the box body and pivotally connected to the box body, The cover system faces the inner portion; and a pad body that is elastic and integrally coupled to the inner portion. The tool kit according to claim 3, wherein a cushion body is additionally provided, and the mat system is elastic and integrally joined to the outer side portion. The tool kit according to claim 3, wherein the pad system is integrally joined to the casing by fusion welding. The tool case according to claim 3, wherein the cover body is pivotally connected to the aforementioned box system in an integrally coupled manner. The tool kit of claim 5, wherein the cover body is pivotally connected to the aforementioned box system in an integrally connected manner.