代码截取不完整。

1.确保获取AccessToken的参数是APIKEY SECRETKEY而不是accesskey
2.确保获取的AccessToken的值是24.xxx开头的
3.确保AccessToken是拼接在接口地址后面
eg:https://xxx.xx.com/rest/face/detect?access_token=24.xxxx

他的token值应该是access_token是吗

再贴上段代码，您说的上述几点我应该都符合，token是没问题的

{
  "refresh_token": "25.b55fe1d287227ca97aab219bb249b8ab.315360000.1798284651.282335-8574074",
  "expires_in": 2592000,
  "scope": "public wise_adapt",
  "session_key": "9mzdDZXu3dENdFZQurfg0Vz8slgSgvvOAUebNFzyzcpQ5EnbxbF+hfG9DQkpUVQdh4p6HbQcAiz5RmuBAja1JJGgIdJI",
  "access_token": "24.6c5e1ff107f0e8bcef8c46d3424a0e78.2592000.1485516651.282335-8574074",
  "session_secret": "dfac94a3489fe9fca7c3221cbf7525ff"
}