CN-224222706-U - Two-piece type carba aluminum alloy hub middle plate casting die

Abstract

The utility model provides a two-piece type carba aluminum alloy hub middle plate casting die which comprises an upper pressing die, a lower pressing die, an upper locking ring, a lower locking ring and four lateral locking blocks, wherein when the upper pressing die and the lower pressing die are assembled and matched, positioning pins and positioning pin holes are utilized to realize accurate die matching of the upper pressing die and the lower pressing die, the upper locking ring and the lower locking ring which are mutually buckled are arranged around the outer edges of the upper pressing die and the lower pressing die after die matching, the lateral locking blocks are arranged at the outer edges of the upper locking ring and the lower locking ring after locking, the lateral locking blocks lock the upper locking ring and the lower locking ring after locking under the action of external force, so that the die matching stability between the upper pressing die and the lower pressing die is ensured, and the molded carba aluminum alloy hub is ejected downwards through a push rod in the subsequent demolding process, so that the molded carba aluminum alloy hub is simple and quick to demold.

Inventors

• HE WEIXIANG
• CHEN KUIYONG
• HE JIELI
• CHENG FAN

Assignees

• 河南玮航工业科技有限责任公司

Dates

Publication Date

20260512

Application Date

20250530

Claims (4)

1. 1. The utility model provides a two formula card bus aluminum alloy wheel hub medium plate casting mould, its characterized in that includes last moulding-die, lower moulding-die, goes up locking ring, lower locking ring and four lateral locking pieces, go up the moulding-die and include cope match-plate pattern, ejector pin clamp plate, ejector pin board, ejector pin stop block and ejector pin board, ejector pin clamp plate fixed mounting is in the bottom face of cope match-plate pattern, the top fixed mounting of ejector pin is in the bottom face of ejector pin clamp plate, the other end of ejector pin vertically extends downwards, the ejector pin board is equipped with the locating pin hole that link up from top to bottom, the bottom face of ejector pin stop block laminating in the top face of locating pin hole, the ejector pin stop block with the locating pin hole is coaxial, the triangle piece by the top face of bottom extends upwards, locating pin fixed mounting in the top of triangle piece, the locating pin with the locating pin coaxial setting of locating pin hole, go up locking ring and lower locking ring respectively set up in the outer edge all around of cope match-plate pattern and bottom plate pattern, four lateral locking pieces follow the locking piece and the outer edge of locking ring of matched with under the side direction.
2. 2. The two-piece carba aluminum alloy hub middle plate casting mold according to claim 1, wherein the ejector rod plate is fixedly arranged on the bottom end surface of the ejector rod pressing plate, and the ejector rod stop block is fixedly arranged on the bottom end surface of the ejector rod pressing plate.
3. 3. A two-piece carba aluminum alloy hub middle plate casting mold according to claim 1 or 2, wherein the lateral locking blocks are in clamping connection with the outer surfaces of the upper locking ring and the lower locking ring after mold closing, and the lateral locking blocks are used for limiting the upper locking ring and the lower locking ring after mold closing to be separated.
4. 4. The two-piece carba aluminum alloy hub middle plate casting mold according to claim 3, wherein the outer edges of the upper locking ring and the lower locking ring are provided with tapered mold clamping parts, the outer dimensions of the mold clamping parts gradually become larger from outside to inside, the lateral locking blocks are provided with clamping grooves, and the outer dimensions of the notch of the clamping grooves gradually become larger from inside to outside.

Description

Two-piece type carba aluminum alloy hub middle plate casting die Technical Field The utility model relates to the technical field of manufacturing of automobile aluminum alloy hubs, in particular to a two-piece type carba aluminum alloy hub middle plate casting die. Background The hubs of trucks, buses and other load-carrying vehicles are generally called as truck hubs, steel truck hubs and aluminum alloy truck hubs are classified from hub materials, and are roughly classified into integral forging type, integral casting type (comprising pure casting integral type and integral casting rotary type) and composite type (comprising two or more sheets) from the aspects of structure and process, wherein the integral forging type has higher cost, the integral casting type has been researched and produced by a plurality of enterprises, and the multi-sheet composite type process is relatively complex. The existing casting mould for producing the middle plate of the two-piece type truck hub is complex in structure and high in production cost. Disclosure of utility model Aiming at the defects in the prior art, the utility model aims to provide a casting mould for a two-piece type carba aluminum alloy hub middle plate, which aims to solve the problems that the existing casting mould for producing the two-piece type carba aluminum alloy hub middle plate is complex in structure and high in production cost. In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: The application provides a two-piece type clamping vehicle aluminum alloy hub middle plate casting die which comprises an upper pressing die, a lower pressing die, an upper locking ring, a lower locking ring and four lateral locking blocks, wherein the upper pressing die comprises an upper die plate, a push rod pressing plate, a push rod stop block and a push rod plate, the push rod pressing plate is fixedly arranged on the bottom end surface of the upper die plate, the top end of the push rod is fixedly arranged on the bottom end surface of the push rod pressing plate, the other end of the push rod vertically extends downwards, the push rod is provided with a positioning pin hole which penetrates through the top end surface of the push rod, the bottom end surface of the push rod stop block is attached to the top end surface of the positioning pin hole, the push rod stop block is coaxial with the positioning pin hole, the lower pressing die comprises a bottom plate, a triangular block and a positioning pin, the triangular block extends upwards from the top end of the bottom plate, the positioning pin is fixedly arranged on the top end of the triangular block, the positioning pin and the positioning pin is coaxially arranged with the positioning pin hole, the upper locking ring and the lower locking ring are respectively arranged on the peripheral outer edges of the upper die plate and the bottom plate, and the four lateral locking blocks are attached to the outer edges of the cylindrical locking ring in the matched lateral locking ring and the upper locking ring along the lateral spacing direction. Further, the ejector rod plate is fixedly arranged on the bottom end face of the ejector rod pressing plate, and the ejector rod stop block is fixedly arranged on the bottom end face of the ejector rod pressing plate. Further, the lateral locking blocks are in clamping connection with the outer surfaces of the upper locking ring and the lower locking ring after the mold is closed, and the lateral locking blocks are used for limiting the upper locking ring and the lower locking ring after the mold is closed to be separated. Further, the outer edges of the upper locking ring and the lower locking ring are provided with conical mold clamping parts, the external dimensions of the mold clamping parts gradually become larger from outside to inside, the lateral locking blocks are provided with clamping grooves, and the external dimensions of the notch of the clamping grooves gradually become larger from inside to outside. The beneficial effects of the utility model are as follows: Through adopting above-mentioned two formula truck aluminum alloy wheel hub medium plate casting mould, utilize to set up the ejector pin of vertical downwardly extending on last moulding-die, install the cope match-plate pattern on the ejector pin, be provided with the locating pin hole that link up from top to bottom on the cope match-plate pattern, install the locating pin on the lower bolster, when last moulding-die and lower moulding-die are assembled the compound die, utilize locating pin and locating pin hole to fix a position, realize the accurate compound die of last moulding-die and lower moulding-die, and through installing the last locking ring and the lower locking ring of mutual lock around the outward flange of last moulding-die and lower moulding-die after the compound die, and install the side direction locking piece at last locking rin