Chinappa and Pallikal had won a silver medal in the women's doubles competition.
This was Joshna's first and Dipika's second medal at Gold Coast after winning silver in the mixed doubles with Saurav Ghosal.
Dipika Pallikal said shocking decisions were made during the final.
2018 Commonwealth Games: Vikram Malhotra lost 6-11, 11-8, 6-11 and 6-11 (1-3) to Nick Matthew of England in a Round of 16 match on Friday.
Dipika Pallikal squandered a two-game advantage to go down 11-5 11-9 6-11 7-11 8-11 to the Egyptian in a dramatic opening round match of the squash event.
Playing against the second seeded Gregory Gaultier of France, Saurav Ghosal went down 7-11 2-11 3-11 in a contest that lasted just 34 minutes
Joshna Chinappa will next face Sarah Jane-Perry of England, who is seeded seventh, in the quarterfinals of the the Carol Weymuller Open
Joshna Chinappa, who had slipped to 12th after initially breaking into top-10 in July, has regained the position even as Dipika Pallikal held on to 19th spot
Saurav Ghosal produced a 76-minute epic battle against Karim Abdel Gawad before going down 9-11, 3-11, 11-8, 11-5, 9-11 in the quarterfinal match. On the other hand, Joshna Chinappa lost 7-11, 5-11, 6-11 to top seed Laura Massaro of England
Saurav Ghosal fought back to beat his Colombian rival 11-9, 8-11, 8-11, 11-9, 11-5 in the opening round of the PSA China Open
With Joshna Chinappa's ouster, India's campaign came to an end at the Hong Kong Open.
Saurav Ghosal beat Harinderpal Singh Sandhu after an 88-minute battle to go past RK Narpat Singh's feat of ten titles, won from 1946 to 1955. On the other hand, Dipika Pallikal made it to the tops once again by beating arch-rival Joshna Chinappa
Joshna Chinappa is now the second Indian squash player after Dipika Pallikal to enter the top-10 ranking. Dipika is currently ranked 19th
Joshna Chinappa, India's top squash player, lost the summit clash of the PSA HKFC International to New Zealand's Joelle King, who won 11-9, 11-9, 9-11, 11-9.
Joshna Chinappa defeated defending champion Annie Au 8-11, 11-9, 12-10, 7-11, 11-9 to enter the summit clash of the PSA HKFC International.
India lost 0-2 to Malaysia in the Asian squash final to finish with silver medal
The Indian women's team beat Hong Kong to reach the final of the Asian Squash Championship final, however, the men lost in the semifinals to Pakistan
The Indian men's team beat Malaysia in the quarterfinal while the women outclassed Sri Lanka to move into the semifinals of the Asian Squash Championship