Cleaning device for metal powder injection molding mold

Abstract

The utility model discloses a cleaning device for a metal powder injection molding mold, relates to the field of mold cleaning devices, and aims to solve the problems that injection molding residues are left in a mold cavity after an injection molding mold in the prior art is used, and manual cleaning is generally adopted, so that the cleaning is relatively troublesome and relatively time-consuming. A rectangular ring supporting piece is fixedly connected to the upper end face of the cleaning device base, a water supply pipe is fixedly connected to the middle of the upper end face of the cleaning device base, a mold cleaning cover is arranged on the rectangular ring supporting piece, a connecting pipe is arranged in the middle of the lower end in the mold cleaning cover, and a rotating connecting piece is connected to the lower end of the outer side end face of the connecting pipe. The upper end of the connecting pipe is fixedly connected with a rotary connecting piece, the upper end of the rotary connecting piece is fixedly connected with a semicircular water diversion cover, the upper end of the semicircular water diversion cover is fixedly connected with a second flat nozzle, and the two sides of the semicircular water diversion cover are fixedly connected with first flat nozzles.

Description

Technical Field

[0001] The utility model relates to the field of mold cleaning devices, in particular to a metal powder injection molding mold cleaning device. Background Art

[0002] Metal powder injection molding technology is a new type of powder metallurgy near-net-shape molding technology formed by introducing modern plastic injection molding technology into the field of powder metallurgy. Its basic process is: first, the solid powder and the organic binder are evenly mixed, and after granulation, they are injected into the mold cavity under the heated plasticized state (~150℃) by an injection molding machine for curing and forming. Then, the binder in the molded blank is removed by chemical or thermal decomposition methods, and finally the final product is obtained by sintering and densification.

[0003] For example, the authorization announcement number CN 210208657 U, a metal powder injection molding mold, relates to the field of metal powder injection molding technology, the metal powder injection molding mold, including a fixed mold and a movable mold located on one side thereof, a punch is installed at the middle position of one side of the fixed mold, and a cooling pipe is opened inside the punch, the top of the fixed mold is embedded with a water inlet pipe connected to the water inlet end of the cooling pipe, and the bottom end of the fixed mold is embedded with a drain pipe connected to the water outlet end of the cooling pipe, and the movable mold is installed at the middle position of one side of the fixed mold adjacent to the fixed mold. A die matching the punch is installed. The utility model uses the principle that like magnetic poles repel and opposite magnetic poles attract by setting a first magnetic plate and a second magnetic plate. When the mold is closed, the first magnetic plate and the second magnetic plate with opposite magnetic properties can attract the fixed mold and the movable mold to each other, so that the fixed mold and the movable mold are more tightly attached when the mold is closed, avoiding gaps between the fixed mold and the movable mold, which is beneficial to improving the quality of injection molded parts.

[0004] After the injection molding mold is used, injection molding residue remains in the mold cavity, which is usually cleaned manually, which is troublesome and time-consuming. Therefore, the market urgently needs to develop a metal powder injection molding mold cleaning device to help people solve the existing problem. Utility Model Content

[0005] The purpose of the utility model is to provide a metal powder injection molding mold cleaning device to solve the problem proposed in the above background technology that injection molding molds have injection residues remaining in the mold cavity after use, which is usually cleaned manually, which is troublesome and time-consuming.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: A metal powder injection molding mold cleaning device comprises a cleaning device base, the upper end face of the cleaning device base is fixedly connected to a rectangular ring support, a pressurized water pump is fixedly arranged inside the cleaning device base, the middle part of the upper end face of the cleaning device base is fixedly connected to a water supply pipe, the middle part of the outer end face of the water supply pipe is fixedly connected to the support ring, a mold cleaning cover is provided on the rectangular ring support, a mold slot is provided at the upper end of the mold cleaning cover, a connecting pipe is provided in the middle part of the lower end of the mold cleaning cover, the lower end of the outer end face of the connecting pipe is connected to a rotating connecting piece, the upper end of the connecting pipe is fixedly connected to a rotating connecting piece, the upper end of the rotating connecting piece is fixedly connected to a semicircular water dividing cover, the upper end of the semicircular water dividing cover is fixedly connected to a second flat-mouth nozzle, first flat-mouth nozzles are fixedly connected to both sides of the semicircular water dividing cover, the two first flat-mouth nozzles are deflected at a certain angle and are mirror-imaged to each other.

[0007] Preferably, a water inlet pipe is fixedly connected to one side of the pressurized water pump, one end of the water inlet pipe passes through the base of the cleaning device and extends to the outside, and the lower end of the water supply pipe extends to the inside of the cleaning device base and is fixedly connected to the pressurized water pump.

[0008] Preferably, the lower end of the mold cleaning cover is inserted into the interior of the rectangular ring support, a circular socket is provided in the middle of the lower end of the mold cleaning cover, a sewage drain pipe is connected to one side of the middle of the lower end of the mold cleaning cover, the sewage drain pipe passes through the opening on one side of the rectangular ring support and extends to the outside, and a mold support is fixedly connected to the inner end surface of the mold cleaning cover and at the lower end of the mold slot.

[0009] Preferably, the upper end of the water supply pipe passes through the circular socket and extends to the inside of the mold cleaning cover, and the upper end of the outer side of the water supply pipe is provided with an external threaded portion.

[0010] Preferably, the lower end of the outer end surface of the connecting tube is fixedly connected to a limiting ring, the upper end of the inner end surface of the rotating connecting member is provided with an annular limiting groove, the limiting ring slides into the annular limiting groove, and the lower end of the inner end surface of the rotating connecting member is provided with an internal threaded portion.

[0011] Preferably, the upper end of the water supply pipe is inserted into the interior of the rotating connector and is fixed by threading the internal thread part and the external thread part.

[0012] Preferably, the lower end of the rotating connecting piece is in contact with the lower end surface of the interior of the mold cleaning cover.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] 1. In the utility model, through the setting of the semicircular water dividing hood, the upper end of the rotating connector is fixedly connected to the semicircular water dividing hood, the upper end of the semicircular water dividing hood is fixedly connected to the second flat-mouth nozzle, and the first flat-mouth nozzles are fixedly connected on both sides of the semicircular water dividing hood. The two first flat-mouth nozzles are deflected at a certain angle and are mirror-imaged to each other. The flushing water is dispersed through the two first flat-mouth nozzles and the second flat-mouth nozzles through the semicircular water dividing hood and sprayed out, and the middle part of the mold cavity is flushed through the second flat-mouth nozzle. When the two first flat-mouth nozzles spray water, the oblique setting will drive the semicircular water dividing hood to rotate at the upper end of the connecting pipe through the rotating connector, so that the two first flat-mouth nozzles can fully flush the inside of the mold cavity when rotating.

[0015] 2. In this utility model, by setting a rotating connector, the upper end of the water supply pipe is inserted into the interior of the rotating connector and fixed by threading the internal thread part and the external thread part, which facilitates the disassembly and maintenance of the connecting pipe from the upper end of the water supply pipe, so that the water supply pipe and the connecting pipe are fixedly connected and the internals are communicated.

[0016] 3. In this utility model, through the setting of the support ring, the middle part of the outer end face of the water supply pipe is fixedly connected with the support ring, and the lower end of the rotating connector is fitted with the lower end face of the interior of the mold cleaning cover. When the upper end of the water supply pipe is inserted into the interior of the rotating connector and fixed by threading the internal thread part and the external thread part, the rotating connector will press down the lower end face of the interior of the mold cleaning cover when it rotates, so that the lower end of the rotating connector, the lower end of the mold cleaning cover and the support ring are pressed tightly to prevent the mold cleaning cover from shaking. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a front view of a metal powder injection molding mold cleaning device of the present invention;

[0018] Figure 2 It is a top view of the utility model;

[0019] Figure 3 This is the main sectional view of the utility model;

[0020] Figure 4 This is an enlarged view of the detail A of the present utility model;

[0021] Figure 5 It is an enlarged view of detail B of the present invention.

[0022] In the figure: 1. Cleaning device base; 101. Rectangular ring support; 102. Pressurized water pump; 103. Water inlet pipe; 2. Water supply pipe; 201. Support ring; 202. External threaded portion; 3. Mold cleaning cover; 301. Mold slot; 302. Mold support; 303. Sewage drain pipe; 304. Circular socket; 4. Connecting pipe; 401. Limiting ring; 402. Rotating connector; 403. Annular limiting groove; 404. Internal threaded portion; 405. Rotating connector; 5. Semicircular water diversion cover; 501. First flat nozzle; 502. Second flat nozzle. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0024] See also Figure 1-5 The utility model provides an embodiment: a metal powder injection molding mold cleaning device, including a cleaning device base 1, a rectangular ring support 101 is fixedly connected to the upper end surface of the cleaning device base 1, a pressurized water pump 102 is fixedly arranged inside the cleaning device base 1, a water supply pipe 2 is fixedly connected to the middle of the upper end surface of the cleaning device base 1, a support ring 201 is fixedly connected to the middle of the outer end surface of the water supply pipe 2, a mold cleaning cover 3 is provided on the rectangular ring support 101, and a mold cleaning cover 3 is provided on the upper end of the mold cleaning cover 3. A slot 301 is provided, and a connecting pipe 4 is provided in the middle of the lower end of the interior of the mold cleaning cover 3. The lower end of the outer end face of the connecting pipe 4 is connected to a rotating connector 402. The upper end of the connecting pipe 4 is fixedly connected to a rotating connector 405. The upper end of the rotating connector 405 is fixedly connected to a semicircular water diversion cover 5. The upper end of the semicircular water diversion cover 5 is fixedly connected to a second flat-mouth nozzle 502. Both sides of the semicircular water diversion cover 5 are fixedly connected to first flat-mouth nozzles 501. The two first flat-mouth nozzles 501 are deflected at a certain angle and are mirror images of each other.

[0025] Furthermore, a water inlet pipe 103 is fixedly connected to one side of the pressurized water pump 102, one end of the water inlet pipe 103 passes through the cleaning device base 1 and extends to the outside, and the lower end of the water supply pipe 2 extends to the inside of the cleaning device base 1 and is fixedly connected to the pressurized water pump 102, and pressurized water is supplied to the inside of the water supply pipe 2 through the pressurized water pump 102.

[0026] Furthermore, the lower end of the mold cleaning cover 3 is inserted into the interior of the rectangular ring support 101, and a circular socket 304 is provided in the middle of the lower end of the mold cleaning cover 3. A sewage drainage pipe 303 is connected to one side of the middle of the lower end of the mold cleaning cover 3. The sewage drainage pipe 303 passes through an opening on one side of the rectangular ring support 101 and extends to the outside. A mold support 302 is fixedly connected to the inner end surface of the mold cleaning cover 3 and at the lower end of the mold slot 301, so that the mold is flipped with the mold cavity downward, and the mold is inserted into the mold slot 301, and the lower end surface edge of the mold is supported by the mold support 302.

[0027] Furthermore, the upper end of the water supply pipe 2 passes through the circular socket 304 and extends to the interior of the mold cleaning cover 3 , and an external threaded portion 202 is provided at the upper end of the outer side of the water supply pipe 2 .

[0028] Furthermore, a limiting ring 401 is fixedly connected to the lower end of the outer end face of the connecting tube 4, and an annular limiting groove 403 is provided on the upper end of the inner end face of the rotating connecting member 402. The limiting ring 401 slides into the inner part of the annular limiting groove 403, so that the rotating connecting member 402 can rotate outside the connecting tube 4, and an internal threaded portion 404 is provided on the lower end of the inner end face of the rotating connecting member 402.

[0029] Furthermore, the upper end of the water supply pipe 2 is inserted into the interior of the rotating connector 402 and is threadedly connected and fixed with the external threaded portion 202 through the internal threaded portion 404, so that the connecting pipe 4 is conveniently disassembled and maintained from the upper end of the water supply pipe 2, so that the water supply pipe 2 and the connecting pipe 4 are fixedly connected and the internals are connected. The water supply pipe 2 supplies pressurized water to the connecting pipe 4, and the flushing water is dispersed through the two first flat-mouth nozzles 501 and the second flat-mouth nozzle 502 through the semicircular water dividing hood 5 and sprayed out, and the middle part of the mold cavity is flushed through the second flat-mouth nozzle 502. When the two first flat-mouth nozzles 501 spray water, the oblique setting will drive the semicircular water dividing hood 5 to rotate at the upper end of the connecting pipe 4 through the rotating connector 405, and then the two first flat-mouth nozzles 501 will fully flush the inside of the mold cavity when rotating, and the flushing sewage falls and is discharged through the sewage drain pipe 303.

[0030] Furthermore, the lower end of the rotating connector 402 fits with the lower end surface of the interior of the mold cleaning cover 3. When the upper end of the water supply pipe 2 is inserted into the rotating connector 402 and is threadedly connected to the external threaded portion 202 through the internal threaded portion 404, the rotating connector 402 will press down the lower end surface of the interior of the mold cleaning cover 3 when it rotates, so that the lower end of the rotating connector 402, the lower end of the mold cleaning cover 3 and the support ring 201 are tightened to prevent the mold cleaning cover 3 from shaking.

[0031] Working principle: When in use, the lower end of the mold cleaning cover 3 is inserted into the interior of the rectangular ring support 101 and the upper end of the water supply pipe 2 is extended into the interior of the mold cleaning cover 3 through the circular socket 304. The upper end of the water supply pipe 2 is inserted into the interior of the rotating connector 402 and is threadedly connected and fixed with the external threaded portion 202 through the internal thread portion 404, so that the connecting pipe 4 is easy to disassemble and repair from the upper end of the water supply pipe 2, so that the water supply pipe 2 and the connecting pipe 4 are fixedly connected and the internals are connected. The pressurized water pump 102 is used to pressurize the water supply pipe 2, and the water supply pipe 2 is pressurized to the connecting pipe 4. Pressurized water is supplied, and the flushing water is dispersed through the two first flat-mouth nozzles 501 and the second flat-mouth nozzle 502 through the semicircular water-dividing hood 5 to be sprayed out, and the middle part of the mold cavity is flushed through the second flat-mouth nozzle 502. When the two first flat-mouth nozzles 501 spray water, the oblique setting will drive the semicircular water-dividing hood 5 to rotate at the upper end of the connecting pipe 4 through the rotating connector 405, and then the two first flat-mouth nozzles 501 will fully flush the inside of the mold cavity when rotating. The flushing sewage falls and is discharged through the sewage drain pipe 303. After the flushing is completed, the mold can be moved out from the upward direction.

[0032] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A metal powder injection molding mold cleaning device, comprising a cleaning device base (1), characterized in that: The upper end surface of the cleaning device base (1) is fixedly connected to a rectangular ring support (101), a pressurized water pump (102) is fixedly arranged inside the cleaning device base (1), a water supply pipe (2) is fixedly connected to the middle of the upper end surface of the cleaning device base (1), a support ring (201) is fixedly connected to the middle of the outer end surface of the water supply pipe (2), a mold cleaning cover (3) is arranged on the rectangular ring support (101), a mold slot (301) is arranged at the upper end of the mold cleaning cover (3), and a mold cleaning cover (3) is fixedly arranged at the middle of the lower end. A connecting pipe (4) is provided, wherein the lower end of the outer end surface of the connecting pipe (4) is connected to a rotating connecting piece (402), the upper end of the connecting pipe (4) is fixedly connected to a rotating connecting piece (405), the upper end of the rotating connecting piece (405) is fixedly connected to a semicircular water diversion hood (5), the upper end of the semicircular water diversion hood (5) is fixedly connected to a second flat-mouth nozzle (502), and both sides of the semicircular water diversion hood (5) are fixedly connected to a first flat-mouth nozzle (501), and the two first flat-mouth nozzles (501) are both deflected at a certain angle and are arranged in a mirror image with respect to each other.

2. The metal powder injection molding mold cleaning device according to claim 1, characterized in that: One side of the pressurized water pump (102) is fixedly connected to a water inlet pipe (103), one end of which passes through the cleaning device base (1) and extends to the outside, and the lower end of the water supply pipe (2) extends to the inside of the cleaning device base (1) and is fixedly connected to the pressurized water pump (102).

3. The metal powder injection molding mold cleaning device according to claim 1, characterized in that: The lower end of the mold cleaning cover (3) is inserted into the interior of the rectangular ring support (101); a circular socket (304) is provided in the middle of the lower end of the mold cleaning cover (3); a sewage drainage pipe (303) is connected to one side of the middle of the lower end of the mold cleaning cover (3); the sewage drainage pipe (303) passes through an opening on one side of the rectangular ring support (101) and extends to the outside; a mold support (302) is fixedly connected to the inner end surface of the mold cleaning cover (3) and at the lower end of the mold slot (301).

4. The metal powder injection molding mold cleaning device according to claim 1, characterized in that: The upper end of the water supply pipe (2) passes through the circular socket (304) and extends to the interior of the mold cleaning cover (3). The upper end of the outer side of the water supply pipe (2) is provided with an external threaded portion (202).

5. The metal powder injection molding mold cleaning device according to claim 4, characterized in that: The lower end of the outer end surface of the connecting pipe (4) is fixedly connected to a limiting ring (401), the upper end of the inner end surface of the rotating connecting member (402) is provided with an annular limiting groove (403), the limiting ring (401) slides into the inner part of the annular limiting groove (403), and the lower end of the inner end surface of the rotating connecting member (402) is provided with an internal threaded portion (404).

6. The metal powder injection molding mold cleaning device according to claim 5, characterized in that: The upper end of the water supply pipe (2) is inserted into the interior of the rotating connector (402) and is threadedly connected and fixed to the external threaded portion (202) via the internal threaded portion (404).

7. The metal powder injection molding mold cleaning device according to claim 6, characterized in that: The lower end of the rotating connecting member (402) is in contact with the inner lower end surface of the mold cleaning cover (3).

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