CN214926576U

CN214926576U - Low water gap material injection mold

Info

Publication number: CN214926576U
Application number: CN202120003968.5U
Authority: CN
Inventors: 邓惠英
Original assignee: Jiaxing Linde Plastics Co ltd
Current assignee: Jiaxing Linde Plastics Co ltd
Priority date: 2021-01-04
Filing date: 2021-01-04
Publication date: 2021-11-30
Anticipated expiration: 2031-01-04

Abstract

The utility model discloses a low water mouth material injection mold, the on-line screen storage device comprises a base, the equal fixed mounting in base upper end four corners has the support column, four the common fixed mounting in support column upper end has the top cap, top cap upper end middle part fixed mounting has the injection molding machine, the equal symmetrical fixed mounting in base upper end left part and upper end right part has electric telescopic handle, two the common fixed mounting in electric telescopic handle upper end has the slider, slider upper end movable mounting has lower mould shell, the equal symmetrical fixed mounting in top cap lower extreme left part and lower extreme right part has the fixed block, two the common fixed mounting of fixed block lower extreme has last mould shell, go up the equal symmetrical fixed mounting in mould shell surface left part and right part and have the cooling tube, go up mould shell upper end middle part fixed mounting and have feed arrangement. A low water mouth material injection mold, simple structure convenient to use can avoid a large amount of productions and the feeding of mouth of a river material not in the same direction as smoothly through being provided with feed arrangement.

Description

Low water gap material injection mold

Technical Field

The utility model relates to the technical field of mold, in particular to low water gap material injection mold.

Background

Nozzle material, english: drainage exposing material, nozzle: this is a cantonese convention, mainly referring to the molded products of gates and runners outside the products, also called as casting system aggregate. The unqualified product and the water gap are smashed after the physical properties are consistent, so the water gap material is generally called, the plastic performance can be reduced due to the repeated use of the water gap material, and the consumption of raw materials can be reduced due to the fact that the hot runner system does not have the water gap material, so that the product cost is reduced. The temperature and the pressure in the cavity are uniform, the stress of the plastic part is small, the density is uniform, and a product better than a common injection molding system is injected in a shorter molding time under a smaller injection pressure.

In the prior art, in the production of a mold, a part of water gap materials can be generated in the process of injection molding due to the problems of air tightness, design defects and the like of the mold, the water gap materials can only be recycled to produce products with the second-level quality, more water gap materials are generated in the process of using the mold, the more the water gap materials are, the higher the production cost is, and therefore the low-water-gap-material injection mold is provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a low water mouth material injection mold can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a low water gap material injection mold, includes the base, the equal fixed mounting in base upper end four corners has the support column, four the common fixed mounting in support column upper end has the top cap, top cap upper end middle part fixed mounting has the injection molding machine, the equal symmetrical fixed mounting in base upper end left part and upper end right part has electric telescopic handle, two the common fixed mounting in electric telescopic handle upper end has the slider, slider upper end movable mounting has lower mould shell, the equal symmetrical fixed mounting in top cap lower extreme left part and lower extreme right part has the fixed block, two the common fixed mounting of fixed block lower extreme has the upper mould shell, the equal symmetrical fixed mounting in upper mould shell surface left part and right part has the cooling tube, upper mould shell upper end middle part fixed mounting has feed arrangement.

Preferably, feed arrangement includes inlet pipe and baffle, inlet pipe fixed mounting is at last mould shell upper end middle part, the mounting groove has been seted up to the inlet pipe upper end, fixed mounting has the electrothermal tube in the mounting groove, the spread groove and the spread groove slidable mounting that link up about the inlet pipe surface lower part is seted up have the baffle, the baffle upper end is located inlet pipe right side part fixed mounting has the handle.

Preferably, the slider shape is T type structure, lower die shell lower extreme fixed mounting has the fixed plate, T type groove has been seted up to the fixed plate lower extreme, slider slidable mounting is in T type inslot with lower mould shell and slider fixed connection together.

Preferably, a sealing rubber strip is fixedly mounted at the lower end of the upper die shell, a sealing groove is formed in the upper end of the lower die shell, and the sealing rubber strip is clamped with the sealing groove.

Preferably, the cooling pipe is a series waterway, the cooling pipe can inject water or cooling liquid, and a water inlet and a water outlet of the cooling pipe are fixedly connected with the external water circulation device.

Preferably, the lower end of the injection molding machine is fixedly provided with an injection molding nozzle, and one end, far away from the injection molding machine, of the injection molding nozzle penetrates through the top cover and extends to the lower part of the top cover to be positioned on the same horizontal plane with the upper end of the feeding pipe.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. through being provided with feed arrangement, the tubular wall that the electrothermal tube in the mounting groove opened the heating inlet pipe when moulding plastics makes the hot melt plastics when moulding plastics under high temperature can not the adhesion cause a large amount of productions and not in proper order of feeding of mouth of a river material on the tubular wall of inlet pipe, can stimulate the baffle through the handle and remove in the inlet pipe, can control whether hot melt material through in the inlet pipe gets into the mould and prevents to pour into too much and cause the problem that overflows in the mould.

2. Through last mould shell lower extreme fixed mounting there is joint strip, the seal groove has been seted up to lower mould shell upper end, joint strip and seal groove looks block can keep the gas tightness between mould shell and the lower mould shell, prevent to inhale the air in the mould when moulding plastics and cause the condition that goes wrong and appear overflowing in making the product.

Drawings

FIG. 1 is a schematic view of the overall structure of a low water gap injection mold of the present invention;

FIG. 2 is a schematic view of a sectional structure of a feeding device of a low-water-level material injection mold of the present invention;

FIG. 3 is a schematic view of a connection structure between a lower mold shell and a slide block of the low water gap injection mold of the present invention;

fig. 4 is a schematic view of a connection structure between an upper mold shell and a lower mold shell of the injection mold for low water gap materials of the present invention.

In the figure: 1. a base; 2. a support pillar; 3. an electric telescopic rod; 4. a slider; 5. a lower mould shell; 51. a fixing plate; 52. a T-shaped groove; 53. a sealing groove; 6. an upper mould shell; 61. sealing rubber strips; 7. a cooling tube; 8. a fixed block; 9. a feeding device; 91. a feed pipe; 92. mounting grooves; 93. an electric heating tube; 94. a baffle plate; 95. a handle; 10. a top cover; 11. and (5) an injection molding machine.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a low water mouth material injection mold, including base 1, the equal fixed mounting in base 1 upper end four corners has support column 2, the common fixed mounting in four support column 2 upper ends has top cap 10, top cap 10 upper end middle part fixed mounting has injection molding machine 11, the equal symmetrical fixed mounting in base 1 upper end left part and upper end right part has electric telescopic handle 3, the common fixed mounting in two electric telescopic handle 3 upper ends has slider 4, slider 4 upper end movable mounting has lower mould shell 5, the equal symmetrical fixed mounting in top cap 10 lower extreme left part and lower extreme right part has fixed block 8, the common fixed mounting of two fixed block 8 lower extremes has upper mould shell 6, the equal symmetrical fixed mounting in upper mould shell 6 surface left part and right part has cooling tube 7, the upper end middle part fixed mounting of upper mould shell 6 has feed arrangement 9.

The feeding device 9 comprises a feeding pipe 91 and a baffle 94, the feeding pipe 91 is fixedly arranged in the middle of the upper end of the upper die shell 6, a mounting groove 92 is formed in the upper end of the feeding pipe 91, an electric heating pipe 93 is fixedly arranged in the mounting groove 92, a left connecting groove and a right connecting groove which are communicated are formed in the lower portion of the outer surface of the feeding pipe 91, and the baffle 94 is slidably arranged in the connecting grooves, a handle 95 is fixedly arranged at the right side portion of the feeding pipe 91 at the upper end of the baffle 94, the electric heating pipe 93 in the mounting groove 92 opens the pipe wall of the feeding pipe 91 when injection molding is carried out, so that hot melt plastic during injection molding can not be adhered to the pipe wall of the feeding pipe 91 at high temperature to cause mass production of water gap materials and unsmooth feeding, the baffle 94 can be pulled to move in the feeding pipe 91 through the handle 95, and the problem that overflow is caused by excessive injection in the mould can be controlled whether the hot melt material in the feeding pipe 91 enters the mould.

The slider 4 shape is T type structure, and lower mould shell 5 lower extreme fixed mounting has fixed plate 51, and T type groove 52 has been seted up to fixed plate 51 lower extreme, and slider 4 slidable mounting is in the T type groove 52 with lower mould shell 5 with slider 4 fixed connection together, can install and dismantle down mould shell 5 very conveniently, is convenient for change different lower mould shell 5 and satisfies different production requirements, is convenient for simultaneously to lower mould shell 5's maintenance and periodic inspection.

The lower end of the upper mold shell 6 is fixedly provided with a sealing rubber strip 61, the upper end of the lower mold shell 5 is provided with a sealing groove 53, the sealing rubber strip 61 is clamped with the sealing groove 53, the air tightness between the upper mold shell 6 and the lower mold shell 5 is kept, and the problem in the product manufactured by absorbing air in the mold during injection is prevented.

The cooling pipe 7 is the series connection water route, and the water inlet and the delivery port that cooling pipe 7 can pour into water or coolant liquid and cooling pipe 7 all with be located outside water circle device fixed connection, cool down the mould of pouring into hot melt plastics through circulating water system for the design and the solidification of product improve product quality, are convenient for the drawing of patterns simultaneously and take.

Injection molding machine 11 lower extreme fixed mounting has the nozzle of moulding plastics and the nozzle of moulding plastics keeps away from the one end of injection molding machine 11 and runs through top cap 10 and extend to its below and inlet pipe 91 upper end and be located same horizontal plane, and the injection molding machine of being convenient for can directly pour into hot melt plastics into the mould through inlet pipe 91 in, avoids appearing hot melt plastics and spatters and fall the emergence accident.

It should be noted that the utility model relates to a low water gap material injection mold, when using, check the condition of each part first, ensure that there is no problem after starting the electric telescopic rod 3 to push the lower mold shell 5 upwards to be closely attached to the upper mold shell 6, the joint strip 61 at the lower end of the upper mold shell 6 is blocked with the seal groove 53 at the upper end of the lower mold shell 5, keep the air tightness between the upper mold shell 6 and the lower mold shell 5, use the injection molding machine 11 to inject the hot melt plastics into the feed pipe 91 through the injection nozzle, open the tubular wall of the heating feed pipe 91 when injecting the electric heating tube 93, at high temperature, the hot melt plastics will not stick on the tubular wall of the feed pipe 91 to cause the mass production of the water gap material and the unsmooth feeding, the baffle 94 can be pulled in the feed pipe 91 through the handle 95, after the injection molding can be controlled whether the hot melt material in the feed pipe 91 enters into the mold to prevent the problem that the excessive injection causes the overflow, at the moment, the cooling pipe 7 is opened to cool the die filled with the hot-melt plastic through a circulating water system, the product is shaped and solidified to improve the product quality, and the lower die shell 5 is lowered to the height capable of taking out the product by using the electric telescopic rod 3 after the product is formed, and then the product is taken out by using the clamp.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a low water gap material injection mold, includes base (1), its characterized in that: four corners of the upper end of the base (1) are fixedly provided with supporting columns (2), the upper ends of the four supporting columns (2) are jointly and fixedly provided with a top cover (10), an injection molding machine (11) is fixedly installed in the middle of the upper end of the top cover (10), electric telescopic rods (3) are symmetrically and fixedly installed on the left portion and the right portion of the upper end of the base (1), a sliding block (4) is fixedly installed at the upper ends of the two electric telescopic rods (3) together, a lower shuttering (5) is movably arranged at the upper end of the slide block (4), fixed blocks (8) are symmetrically and fixedly arranged at the left part and the right part of the lower end of the top cover (10), an upper shuttering (6) is fixedly arranged at the lower ends of the two fixed blocks (8) together, the left part and the right part of the outer surface of the upper mould shell (6) are symmetrically and fixedly provided with cooling pipes (7), and a feeding device (9) is fixedly arranged in the middle of the upper end of the upper die shell (6).

2. The low water gap material injection mold of claim 1, characterized in that: feed arrangement (9) are including inlet pipe (91) and baffle (94), inlet pipe (91) fixed mounting is in last mould shell (6) upper end middle part, mounting groove (92) have been seted up to inlet pipe (91) upper end, mounting groove (92) internal fixation has electrothermal tube (93), there is baffle (94) in spread groove and the spread groove slidable mounting who link up about inlet pipe (91) surface lower part is seted up, baffle (94) upper end is located inlet pipe (91) right side part fixed mounting has handle (95).

3. The low water gap material injection mold of claim 1, characterized in that: the sliding block (4) is of a T-shaped structure, a fixing plate (51) is fixedly mounted at the lower end of the lower die shell (5), a T-shaped groove (52) is formed in the lower end of the fixing plate (51), and the sliding block (4) is slidably mounted in the T-shaped groove (52) to fixedly connect the lower die shell (5) and the sliding block (4) together.

4. The low water gap material injection mold of claim 1, characterized in that: the lower end of the upper formwork (6) is fixedly provided with a sealing rubber strip (61), the upper end of the lower formwork (5) is provided with a sealing groove (53), and the sealing rubber strip (61) is clamped with the sealing groove (53).

5. The low water gap material injection mold of claim 1, characterized in that: the cooling pipe (7) is a series waterway, the cooling pipe (7) can be filled with water or cooling liquid, and the water inlet and the water outlet of the cooling pipe (7) are fixedly connected with a water circulating device positioned outside.

6. The low water gap material injection mold of claim 2, characterized in that: injection molding machine (11) lower extreme fixed mounting have the nozzle of moulding plastics just the one end that injection molding machine (11) were kept away from to the nozzle of moulding plastics runs through top cap (10) and extends to its below and inlet pipe (91) upper end and be located same horizontal plane.