CN111055464A

CN111055464A - Cooling device for hardware injection mold

Info

Publication number: CN111055464A
Application number: CN201811210462.0A
Authority: CN
Inventors: 周杰
Original assignee: Yangzhou Qihang Machinery Co ltd
Current assignee: Yangzhou Qihang Machinery Co ltd
Priority date: 2018-10-17
Filing date: 2018-10-17
Publication date: 2020-04-24

Abstract

The invention discloses a cooling device for a hardware injection mold, which comprises a lower die holder, wherein a female die is fixedly arranged at the upper end of the lower die holder, supporting rods are fixedly connected to four corners of the upper end of the lower die holder, the upper ends of the four supporting rods are fixedly connected with a supporting plate together, a hydraulic cylinder is fixedly arranged at the lower end of the supporting plate, an upper die holder is fixedly connected to the tail end of a piston rod of the hydraulic cylinder, a plurality of male dies are arranged at the lower end of the upper die holder, a cavity is arranged below the lower die core inside the female die, a first water pipe is vertically and fixedly connected to the center of the bottom of the cavity, the upper end of the first water pipe is rotatably connected with a second water pipe through a rotary joint, the upper end of the second water pipe is rotatably connected with the top of the cavity through a first rolling bearing, an L-shaped water pipe is. The invention can rapidly cool the die formed in the lower die core, thereby improving the production efficiency of the die.

Description

Cooling device for hardware injection mold

Technical Field

The invention relates to the technical field of injection molds, in particular to a cooling device for a hardware injection mold.

Background

Hardware accessories refer to machine parts or components made of hardware, as well as some small items of hardware. It can be used alone or as an assistant tool. Such as hardware tools, hardware parts, daily hardware, building hardware, security articles and the like.

The existing hardware injection mold is generally not provided with a cooling device, and even if the existing hardware injection mold is provided with the cooling device, the existing hardware injection mold cannot effectively cool a formed mold. Therefore, the invention designs a cooling device for a hardware injection mold.

Disclosure of Invention

The invention aims to solve the problem that a hardware injection mold in the prior art is generally not provided with a cooling device, and the formed mold cannot be effectively cooled even if the hardware injection mold is provided with the cooling device.

In order to achieve the purpose, the invention adopts the following technical scheme:

a cooling device for a hardware injection mold comprises a lower die holder, wherein a female die is fixedly arranged at the upper end of the lower die holder, supporting rods are fixedly connected to four corners of the upper end of the lower die holder, supporting plates are fixedly connected to the upper ends of the supporting rods, a hydraulic cylinder is fixedly arranged at the lower end of each supporting plate, an upper die holder is fixedly connected to the tail end of a piston rod of the hydraulic cylinder, a plurality of male dies are arranged at the lower end of the upper die holder, a cavity is arranged below a lower die core in the female die, a first water pipe is vertically and fixedly connected to the center of the bottom of the cavity, a second water pipe is rotatably connected to the upper end of the first water pipe through a rotary joint, the upper end of the second water pipe is rotatably connected with the top of the cavity through a first rolling bearing, an L-shaped water pipe is fixedly communicated with the pipe wall of the second water pipe, a ring groove is, the utility model discloses a water pump, including L shape water pipe, die, motor case, motor, connecting pipe, die, the inside of ring channel is extended to the inside of vertical portion one end of L shape water pipe, the horizontal part and the vertical portion of L shape water pipe wall all fixed intercommunication have the shower nozzle, the pole wall of second water pipe is located the first bevel gear of below fixedly connected with of L shape water pipe, the fixed motor case that is equipped with of lateral wall of die, the fixed motor that is equipped with in inside of motor case, the output fixedly connected with pivot of motor, the one end that the motor was kept away from in the pivot runs through the junction of motor case and die and extends to the inside of cavity and fixedly connected with and the second bevel gear of first bevel gear meshing, the fixed water pump.

Preferably, the two sides of the female die are respectively fixedly communicated with a water inlet pipe and a water outlet pipe, and the pipe walls of the water inlet pipe and the water outlet pipe are respectively and fixedly provided with a valve.

Preferably, a rotary sealing bearing is fixedly arranged at the penetrating position of the rotating shaft and the female die.

Preferably, the bottom of the cavity is fixedly provided with a fixed plate, and the side wall of the fixed plate is rotatably connected with the shaft wall of the rotating shaft through a second rolling bearing.

Preferably, one end of the vertical part of the L-shaped water pipe is of a closed structure.

Preferably, the bottom of the cavity is provided with cooling water.

Compared with the prior art, the invention provides a cooling device for a hardware injection mold, which has the following beneficial effects:

1. this five metals cooling device for injection mold, through setting up the motor at the motor incasement portion, it is rotatory that the motor can drive the pivot, the pivot can drive the second bevel gear rotatory, the second bevel gear can drive the second water pipe through first bevel gear rotatory, thereby can drive L shape water pipe and surround the lower mould core in the inside of ring channel and remove, through setting up the water pump in the cavity bottom, can pass through the shower nozzle with the cooling water of cavity bottom and spout on bottom and the lateral wall of lower mould core, and then can cool off lower mould in-core fashioned mould fast, the efficiency of mould production has been improved.

2. This five metals cooling device for injection mold through the rotary joint who sets up between first water pipe and second water pipe, when the second water pipe of being convenient for is rotatory, also can be with the inside of the cooling water discharge second water pipe of cavity bottom, through setting up inlet tube and the outlet pipe in the die both sides, is convenient for change the inside cooling water of cavity.

The parts which are not involved in the device are the same as or can be realized by adopting the prior art, and the device can quickly cool the die formed in the lower die core, thereby improving the production efficiency of the die.

Drawings

FIG. 1 is a schematic structural diagram of a cooling device for a hardware injection mold according to the present invention;

fig. 2 is a schematic view of the structure inside the female mold in fig. 1.

In the figure: the device comprises a lower die holder 1, a female die 2, a supporting rod 3, a supporting plate 4, a hydraulic cylinder 5, an upper die holder 6, a male die 7, a first water pipe 8, a rotary joint 9, a second water pipe 10, a 12-shaped spray nozzle of an L-shaped water pipe 11, a first bevel gear 13, a motor 14, a rotating shaft 15, a second bevel gear 16, a fixing plate 17 and a water pump 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-2, a cooling device for a hardware injection mold comprises a lower die holder 1, a female die 2 is fixedly arranged at the upper end of the lower die holder 1, supporting rods 3 are fixedly connected to four corners of the upper end of the lower die holder 1, a supporting plate 4 is fixedly connected to the upper ends of the four supporting rods 3 together, a hydraulic cylinder 5 is fixedly arranged at the lower end of the supporting plate 4, a hydraulic pump is fixedly arranged at the top of the supporting plate 4, the output end of the hydraulic pump is fixedly connected with the input end of the hydraulic cylinder 5 through a guide pipe, an upper die holder 6 is fixedly connected to the tail end of a piston rod of the hydraulic cylinder 5, a plurality of male dies 7 are arranged at the lower end of the upper die holder 6, a cavity is arranged below a lower die core inside the female die 2, cooling water is arranged at the bottom of the cavity, a first water pipe 8, the upper end of the second water pipe 10 is rotatably connected with the top of the cavity through a first rolling bearing, the pipe wall of the second water pipe 10 is fixedly communicated with an L-shaped water pipe 11, the top of the cavity is provided with an annular groove, the lower die core is positioned at the center of the annular groove, one end of the vertical part of the L-shaped water pipe 11 extends to the inside of the annular groove, the horizontal part and the vertical part of the pipe wall of the L-shaped water pipe 11 are both fixedly communicated with a spray head 12, one end of the vertical part of the L-shaped water pipe 11 is of a closed structure, the rod wall of the second water pipe 10 is positioned below the L-shaped water pipe 11 and is fixedly connected with a first bevel gear 13, the side wall of the female die 2 is fixedly provided with a motor box, the inside of the motor box is fixedly provided with a motor 14, the motor 14 and a water pump 18 are both electrically connected with an external power supply through a control switch, the technology is widely applied in life, and a, the one end that motor 14 was kept away from to pivot 15 runs through the junction of motor case and die 2 and extends to the inside of cavity and fixedly connected with and the second bevel gear 16 of first bevel gear 13 meshing, pivot 15 is fixed with the rotary seal bearing with the department of running through of die 2, can increase the leakproofness between pivot 15 and the die 2, the fixed plate 17 that is equipped with in bottom of cavity, the lateral wall of fixed plate 17 passes through second antifriction bearing and is connected with the axle wall rotation of pivot 15, can increase the stability of pivot 15 rotation, the fixed water pump 18 that is equipped with in bottom of cavity, the model of water pump 18 is 25LG3-10x3, the fixed intercommunication of pipe wall through connecting pipe and first water pipe 8 is passed through to the output of water pump 18, the both sides of die 2 are fixed the intercommunication respectively has inlet tube and drain pipe, and the pipe wall of inlet tube and drain.

In the invention, when in use, the motor 14 arranged in the motor box can drive the rotating shaft 15 to rotate, the rotating shaft 15 can drive the second bevel gear 16 to rotate, the second bevel gear 16 can drive the second water pipe 10 to rotate through the first bevel gear 13, so that the L-shaped water pipe 11 can be driven to move around the lower mold core in the annular groove, the cooling water at the bottom of the cavity can be sprayed to the bottom and the side wall of the lower mold core through the spray head 12 through the water pump 18 arranged at the bottom of the cavity, so that the mold formed in the lower mold core can be rapidly cooled, the production efficiency of the mold is improved, the cooling water at the bottom of the cavity can be discharged into the second water pipe 10 through the rotary joint 9 arranged between the first water pipe 8 and the second water pipe 10 while the second water pipe 10 rotates conveniently, and the cooling water at the bottom of the cavity can be discharged into the second water pipe 10 through the water inlet pipe and the water, the cooling water in the cavity can be replaced conveniently.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a cooling device for hardware injection mold, includes die holder (1), its characterized in that, the fixed die (2) that is equipped with in upper end of die holder (1), the equal fixedly connected with bracing piece (3) of upper end four corners department of die holder (1), four the common fixedly connected with backup pad (4) in upper end of bracing piece (3), the fixed pneumatic cylinder (5) that is equipped with of lower extreme of backup pad (4), the terminal fixedly connected with upper die base (6) of piston rod of pneumatic cylinder (5), a plurality of terrace die (7) that are equipped with of lower extreme of upper die base (6), the inside of die (2) is located the below of lower mold core and is equipped with the cavity, the vertical fixedly connected with first water pipe (8) of bottom center department of cavity, the upper end of first water pipe (8) is rotated through rotary joint (9) and is connected with second water pipe (10, the upper end of the second water pipe (10) is rotatably connected with the top of the cavity through a first rolling bearing, an L-shaped water pipe (11) is fixedly communicated with the pipe wall of the second water pipe (10), an annular groove is formed in the top of the cavity, the lower die core is located at the center of the annular groove, one end of the vertical portion of the L-shaped water pipe (11) extends to the inside of the annular groove, a sprayer (12) is fixedly communicated with the horizontal portion and the vertical portion of the pipe wall of the L-shaped water pipe (11), the rod wall of the second water pipe (10) is located below the L-shaped water pipe (11) and is fixedly connected with a first bevel gear (13), a motor box is fixedly arranged on the side wall of the die (2), a motor (14) is fixedly arranged inside the motor box, a rotating shaft (15) is fixedly connected with the output end of the motor (14), one end of the rotating shaft (15), which is far away from the motor (14), penetrates through the connecting portion of the motor box and the die (2) and extends to The wheel (13) is meshed with a second bevel gear (16), a water pump (18) is fixedly arranged at the bottom of the cavity, and the output end of the water pump (18) is fixedly communicated with the pipe wall of the first water pipe (8) through a connecting pipe.

2. The cooling device for the hardware injection mold according to claim 1, wherein a water inlet pipe and a water outlet pipe are respectively fixedly communicated with two sides of the female mold (2), and the pipe walls of the water inlet pipe and the water outlet pipe are respectively and fixedly provided with a valve.

3. The cooling device for the hardware injection mold according to claim 1, wherein a rotary sealing bearing is fixedly arranged at a penetrating position of the rotating shaft (15) and the female mold (2).

4. The cooling device for the hardware injection mold according to claim 1, wherein a fixing plate (17) is fixedly arranged at the bottom of the cavity, and a side wall of the fixing plate (17) is rotatably connected with a shaft wall of the rotating shaft (15) through a second rolling bearing.

5. The cooling device for the hardware injection mold according to claim 1, wherein one end of the vertical part of the L-shaped water pipe (11) is of a closed structure.

6. The cooling device for the hardware injection mold according to claim 1, wherein cooling water is arranged at the bottom of the cavity.